/* roulang page: index */
:root {
  --brand: #1F6B61;
  --brand-dark: #0C3D3A;
  --brand-soft: #EAF3EF;
  --brand-line: rgba(31, 107, 97, 0.10);
  --accent: #E3763A;
  --accent-dark: #B9552A;
  --bg: #F8F3EA;
  --card: #FFFDF8;
  --text: #33443F;
  --muted: #6C7A75;
  --white: #FFFDF8;
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --shadow-card: 0 14px 34px rgba(13, 50, 46, 0.08);
  --shadow-card-hover: 0 22px 44px rgba(13, 50, 46, 0.12);
  --font: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans SC", "Segoe UI", sans-serif;
  --section-space: clamp(4.5rem, 8vw, 7rem);
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  color: var(--brand);
}
img {
  max-width: 100%;
}
button,
input,
textarea {
  font-family: inherit;
}
.container {
  max-width: 1280px;
  padding-left: 24px;
  padding-right: 24px;
}
.section {
  padding-top: var(--section-space);
  padding-bottom: var(--section-space);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 40px;
  background: rgba(31, 107, 97, 0.08);
  color: var(--brand);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.section-title-lg {
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
  font-weight: 800;
  color: var(--brand-dark);
  line-height: 1.3;
  margin: 14px 0 6px;
}
.section-subtitle {
  color: var(--muted);
  max-width: 720px;
  font-size: 1rem;
}

/* Buttons */
.btn-ka {
  --bs-btn-padding-x: 1.4rem;
  --bs-btn-padding-y: 0.72rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  transition: all 0.25s ease;
}
.btn-ka-primary {
  background: var(--brand-dark);
  color: #fff;
  border: 1px solid var(--brand-dark);
}
.btn-ka-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(227, 118, 58, 0.18);
}
.btn-ka-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 253, 248, 0.45);
}
.btn-ka-ghost:hover {
  background: var(--white);
  color: var(--brand-dark);
  border-color: var(--white);
}
.btn-ka-orange {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-ka-orange:hover {
  background: var(--brand-dark);
  color: #fff;
  transform: translateY(-2px);
}
.btn-ka-line {
  background: transparent;
  color: var(--brand-dark);
  border: 1px solid rgba(31, 107, 97, 0.28);
}
.btn-ka-line:hover {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.arrow-icon {
  font-size: 1.1rem;
  transition: transform 0.25s;
}
.btn-ka:hover .arrow-icon {
  transform: translateX(4px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background: rgba(248, 243, 234, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .25s, border-color .25s;
}
.site-header.is-scrolled {
  box-shadow: 0 8px 30px rgba(12, 61, 58, 0.06);
  border-bottom-color: rgba(31, 107, 97, 0.1);
}
.navbar {
  min-height: 76px;
  padding: 0;
}
.logo-ka {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--brand-dark);
  letter-spacing: -0.01em;
}
.logo-ka .logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand-dark) 20%, var(--brand) 72%, rgba(227, 118, 58, 0.7));
  box-shadow: 0 6px 14px rgba(31, 107, 97, 0.2);
}
.logo-ka .logo-name {
  color: var(--brand);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-item-ka {
  padding: 8px 16px;
  border-radius: 9px;
  color: #4d5d58;
  font-weight: 500;
  font-size: 0.96rem;
  transition: background .22s ease, color .22s ease;
}
.nav-item-ka:hover {
  background: rgba(31, 107, 97, 0.08);
  color: var(--brand-dark);
}
.nav-item-ka.active {
  background: rgba(31, 107, 97, 0.12);
  color: var(--brand-dark);
  font-weight: 700;
}
.nav-cta-btn {
  background: var(--accent);
  color: #fff;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 20px;
  transition: all .25s ease;
}
.nav-cta-btn:hover {
  background: var(--brand-dark);
  color: #fff;
  transform: translateY(-1px);
}
.navbar-toggler {
  border: 0;
  padding: 8px;
  background: transparent;
}
.navbar-toggler:focus {
  box-shadow: none;
  outline: 0;
}
.nav-toggle-bar {
  width: 24px;
  height: 2px;
  background: var(--brand-dark);
  border-radius: 3px;
  display: block;
  position: relative;
  transition: background 0.2s;
}
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 3px;
  background: var(--brand-dark);
  position: absolute;
  left: 0;
  transition: transform .25s ease;
}
.nav-toggle-bar::before {
  top: -7px;
}
.nav-toggle-bar::after {
  top: 7px;
}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar {
  background: transparent;
}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar::before {
  transform: translateY(7px) rotate(45deg);
}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar::after {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  background: linear-gradient(112deg, #0C3D3A 0%, #17544E 42%, #1F6B61 70%, rgba(31, 107, 97, 0.72) 100%);
  color: var(--white);
  border-radius: 0 0 36px 36px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  left: -90px;
  top: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(227, 118, 58, 0.32) 0%, rgba(227, 118, 58, 0) 65%);
  pointer-events: none;
}
.hero-inner {
  min-height: 600px;
  display: flex;
  align-items: center;
  padding-top: 70px;
  padding-bottom: 90px;
  position: relative;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding-right: 32px;
}
.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 0.86rem;
  color: #E9F1EE;
  border: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 26px;
}
.hero-tagline i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.hero h1 {
  font-size: clamp(2rem, 5.6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 22px;
}
.hero h1 span {
  color: #FFB980;
}
.hero-lead {
  font-size: 1.05rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  max-width: 540px;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-visual {
  position: relative;
  z-index: 1;
  height: 520px;
  border-radius: 28px;
  background: linear-gradient(to top, rgba(12,61,58,0.05), rgba(12,61,58,0.3)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.18);
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  background: linear-gradient(to bottom, rgba(12, 61, 58, 0) 30%, rgba(12, 61, 58, 0.24) 100%);
}
.hero-mini-card {
  position: absolute;
  right: 20px;
  bottom: -18px;
  left: 20px;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.15);
  z-index: 2;
}
.hero-mini-card .card-icon {
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: rgba(31, 107, 97, 0.1);
  color: var(--brand);
  display: inherit;
  align-items: center;
  justify-content: center;
}
.hero-mini-card .mini-title {
  font-weight: 700;
  color: var(--brand-dark);
}
.hero-mini-card .mini-text {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Data badge */
.data-band {
  padding: 0 0 var(--section-space);
  margin-top: -52px;
  position: relative;
  z-index: 8;
}
.data-band-card {
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 34px 28px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.data-item {
  text-align: center;
  padding: 10px 14px;
  border-right: 1px solid rgba(31, 107, 97, 0.1);
}
.data-item:last-child {
  border-right: 0;
}
.data-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.15;
}
.data-num small {
  font-size: 0.9rem;
  color: var(--brand);
  font-weight: 700;
  margin-left: 3px;
}
.data-label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 4px;
}

/* Section head */
.section-head {
  margin-bottom: 40px;
}
.section-head.text-center .section-subtitle {
  margin: 8px auto 0;
}
.section-title-lg strong {
  color: var(--accent);
}

/* Category band */
.cat-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.cat-band-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  transition: all 0.3s ease;
  min-height: 142px;
}
.cat-band-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--brand);
}
.cat-band-icon {
  width: 55px;
  height: 55px;
  flex: 0 0 55px;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--brand-dark) 0%, var(--brand) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.35rem;
  box-shadow: 0 8px 20px rgba(31, 107, 97, 0.12);
}
.cat-band-main {
  flex: 1;
}
.cat-band-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--brand-dark);
  margin-bottom: 4px;
}
.cat-band-text {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}
.cat-band-arrow {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  border-radius: 50%;
  background: rgba(31, 107, 97, 0.08);
  border: 1px solid rgba(31, 107, 97, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  transition: background 0.25s;
}
.cat-band-item:hover .cat-band-arrow {
  background: var(--accent);
  color: #fff;
}
.cat-view-count {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--muted);
}

/* Comparison */
.comparison-wrap {
  background: linear-gradient(180deg, var(--brand-dark) 0%, #14534e 100%);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 5vw, 60px);
  color: #fff;
}
.comparison-wrap .section-title-lg,
.comparison-wrap .section-subtitle {
  color: #fff;
}
.comparison-wrap .eyebrow {
  background: rgba(255,255,255,0.1);
  color: #F8DFB9;
}
.compare-chart {
  border-radius: 20px;
  overflow-x: auto;
  background: rgba(255,255,255,0.04);
}
.compare-chart table {
  width: 100%;
  min-width: 720px;
  border-collapse: separate;
  border-spacing: 8px;
  margin: 0;
}
.compare-chart th,
.compare-chart td {
  background: rgba(255, 253, 248, 0.05);
  color: #fff;
  border: 0;
  padding: 16px 18px;
  border-radius: 12px;
  text-align: center;
}
.compare-chart th {
  background: rgba(255,255,255,0.13);
  color: #F7F3EA;
  font-weight: 700;
}
.compare-chart th:first-child,
.compare-chart td:first-child {
  text-align: left;
  background: rgba(31, 107, 97, 0.66);
}
.compare-chart td.recommend {
  background: rgba(227,118,58,0.3);
  border: 1px solid rgba(227,118,58,0.46);
  color: #fff;
}
.compare-chart th.recommend {
  background: var(--accent);
  color: #fff;
}
.yes-icon {
  color: #FFB980;
}
.compare-chart .mapad {
  background: rgba(255,255,255,0.08);
}

/* Tier cards */
.tier-row {
  display: flex;
  align-items: stretch;
  gap: 22px;
  justify-content: center;
  position: relative;
}
.tier-card {
  flex: 0 1 320px;
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  padding: 36px 28px 30px;
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  transition: all 0.3s ease;
}
.tier-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}
.tier-card.featured {
  background: linear-gradient(150deg, #0C3D3A 0%, #1F6B61 100%);
  color: #fff;
  border: 0;
  flex-basis: 360px;
  padding-top: 46px;
  padding-bottom: 40px;
  box-shadow: 0 22px 48px rgba(12,61,58,0.24);
}
.tier-card .tier-no {
  font-size: 0.82rem;
  background: rgba(31,107,97,0.12);
  display: inline-block;
  border-radius: 40px;
  padding: 4px 14px;
  align-self: flex-start;
  color: var(--brand);
  margin-bottom: 14px;
}
.tier-card.featured .tier-no {
  background: rgba(255,255,255,0.15);
  color: #F7EFD9;
}
.tier-card h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--brand-dark);
}
.tier-card.featured h3 {
  color: #fff;
}
.tier-card .tier-desc {
  font-size: 0.92rem;
  color: var(--muted);
  margin-top: 8px;
}
.tier-card.featured .tier-desc {
  color: rgba(255,255,255,0.8);
}
.tier-list {
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.tier-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.92rem;
}
.tier-list .ok {
  color: var(--accent);
}
.tier-card.featured .tier-list .ok {
  color: #FFB980;
}
.tier-chip {
  position: absolute;
  top: -14px;
  right: 20px;
  background: var(--accent);
  color: #fff;
  padding: 5px 16px;
  border-radius: 40px;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(227, 118, 58, 0.25);
}

/* Exclusive preview */
.exclusive-wrap {
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.exclusive-main {
  position: relative;
  height: 100%;
  min-height: 340px;
  border-radius: 20px;
}
.exclusive-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}
.exclusive-main-overlay {
  background: linear-gradient(to top, #0C3D3A 0%, rgba(12,61,58,0.02) 72%);
  height: 100%;
  display: flex;
  align-items: flex-end;
  padding: 28px;
  border-radius: 20px;
  position: relative;
  z-index: 2;
}
.lock-floating {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 6;
  width: 44px;
  height: 44px;
  background: rgba(255,253,248,0.88);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  box-shadow: 0 10px 24px rgba(0,0,0,0.18);
  backdrop-filter: blur(6px);
}
.exclusive-note {
  color: #fff;
}
.exclusive-note small {
  opacity: 0.7;
}
.exclusive-note h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin: 4px 0 0;
}
.exclusive-right-list {
  padding: 30px 34px 34px 0;
}
.exclusive-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px dashed rgba(31,107,97,0.14);
}
.exclusive-item:last-child {
  border-bottom: 0;
}
.exclusive-item .preview-cat {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: .1em;
  background: rgba(227,118,58,.1);
  border-radius: 40px;
  padding: 2px 10px;
  white-space: nowrap;
}
.exclusive-item .preview-content {
  flex: 1;
  overflow: hidden;
}
.exclusive-item .preview-title {
  font-weight: 700;
  color: var(--brand-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.exclusive-item .preview-desc {
  color: var(--muted);
  font-size: 0.72rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lock-sm {
  width: 34px;
  height: 34px;
  background: rgba(31,107,97,0.1);
  border-radius: 50%;
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 34px;
}
.exclusive-cta {
  margin-top: 26px;
}

/* FAQ */
.faq-wrap {
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 40px);
  box-shadow: var(--shadow-card);
}
.accordion-clean .accordion-item {
  border: 0;
  background: transparent;
  border-radius: 0 !important;
  box-shadow: none !important;
}
.accordion-clean .accordion-item + .accordion-item {
  border-top: 1px solid rgba(31,107,97,0.1);
  border-radius: 0 !important;
}
.accordion-clean .accordion-button {
  background: transparent;
  color: var(--brand-dark);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 20px 14px 20px 0;
  box-shadow: none;
}
.accordion-clean .accordion-button:hover {
  color: var(--brand);
}
.accordion-clean .accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--brand-dark);
}
.accordion-clean .accordion-button:focus {
  box-shadow: none;
  border-left: 4px solid var(--brand);
  border-radius: 6px;
}
.accordion-clean .accordion-button::after {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' stroke='%231F6B61' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' viewBox='0 0 24 24'%3E%3Cpath d='M9 5l7 7-7 7'/%3E%3C/svg%3E") center/22px no-repeat;
  transition: transform .3s;
}
.accordion-clean .accordion-button:not(.collapsed)::after {
  transform: rotate(90deg);
}
.accordion-clean .accordion-body {
  color: var(--muted);
  padding: 0 44px 24px 16px;
  background: rgba(31,107,97,0.03);
  border-left: 4px solid var(--brand);
  border-radius: 0 10px 10px 0;
  margin: 0 0 10px 14px;
  line-height: 1.9;
}

/* CTA panel */
.cta-panel {
  border-radius: var(--radius-lg);
  background: linear-gradient(115deg, rgba(12,61,58,0.96) 0%, rgba(31,107,97,0.86) 100%), url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  padding: clamp(44px, 8vw, 86px);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-panel::before {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  right: -80px;
  top: -130px;
  background: radial-gradient(circle, rgba(227,118,58,0.55), transparent 65%);
}
.cta-panel h2 {
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  font-weight: 800;
  color: #fff;
}
.cta-panel .cta-text {
  max-width: 680px;
  color: rgba(255,255,255,0.88);
  margin: 12px 0 30px;
}
.cta-buttons-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* News block */
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  height: 100%;
  overflow: hidden;
  transition: all 0.3s ease;
}
.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--brand);
}
.news-thumb {
  aspect-ratio: 16 / 10;
  background-size: cover;
  background-position: center;
  position: relative;
}
.news-thumb .news-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(12,61,58,0.78);
  color: #fff;
  font-size: .75rem;
  padding: 3px 12px;
  border-radius: 40px;
  backdrop-filter: blur(4px);
}
.news-content {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-content h3 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--brand-dark);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-content p {
  color: var(--muted);
  font-size: .88rem;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  color: var(--muted);
  font-size: .8rem;
  display: flex;
  justify-content: space-between;
  margin-top: auto;
}
.empty-tip {
  text-align: center;
  padding: 44px 24px;
  background: var(--card);
  border: 1px dashed rgba(31,107,97,0.4);
  color: var(--muted);
  border-radius: var(--radius-md);
}

/* Footer */
.site-footer {
  background: #0C3D3A;
  color: rgba(255,255,255,0.76);
  border-radius: 32px 32px 0 0;
  padding-top: clamp(48px, 7vw, 76px);
}
.footer-brand-name {
  color: #fff;
  font-size: 1.45rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand-name span {
  color: #F7BF88;
}
.footer-text {
  font-size: .92rem;
  margin-top: 16px;
  max-width: 300px;
}
.footer-title {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .04em;
  margin-bottom: 14px;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,0.72);
  transition: color .2s;
  font-size: .94rem;
}
.footer-links a:hover {
  color: #F7BF88;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 48px;
}
.footer-bottom a {
  color: rgba(255,255,255,0.6);
}
.divider-brand {
  width: 54px;
  height: 3px;
  background: var(--accent);
  border-radius: 40px;
  margin: 20px 0;
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: var(--card);
    border-radius: 20px;
    box-shadow: var(--shadow-card);
    margin-top: 14px;
    padding: 18px 16px;
  }
  .header-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }
  .nav-item-ka {
    padding: 12px 14px;
  }
  .nav-cta-btn {
    display: inline-block;
    text-align: center;
    margin-top: 14px;
  }
  .hero-inner {
    min-height: auto;
    padding-top: 48px;
  }
  .hero-copy {
    padding-right: 0;
  }
  .hero-visual {
    height: 380px;
    margin-top: 44px;
  }
  .data-band-card {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 0;
  }
  .data-item {
    border-right: 0;
    border-bottom: 1px solid rgba(31,107,97,0.1);
  }
  .data-item:nth-child(3),
  .data-item:nth-child(4) {
    border-bottom: 0;
  }
  .cat-band {
    grid-template-columns: 1fr;
  }
  .tier-row {
    flex-direction: column;
    align-items: stretch;
  }
  .tier-card,
  .tier-card.featured {
    flex-basis: auto;
    width: 100%;
  }
  .exclusive-right-list {
    padding: 24px;
  }
}
@media (max-width: 767.98px) {
  .hero-actions .btn-ka {
    width: 100%;
  }
  .comparison-wrap {
    padding: 22px;
  }
  .exclusive-main {
    min-height: 240px;
  }
}
@media (max-width: 575.98px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
  .section {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  .data-band-card {
    padding: 22px 14px;
    grid-template-columns: 1fr 1fr;
  }
  .cat-band-item {
    flex-wrap: wrap;
    padding: 20px;
  }
  .cat-band-arrow {
    margin-left: auto;
  }
  .hero-visual {
    height: 300px;
  }
  .hero-mini-card {
    flex-wrap: wrap;
    padding: 14px;
  }
  .tier-card,
  .tier-card.featured {
    padding: 30px 20px 24px;
  }
  .cta-panel {
    padding: 40px 22px;
  }
  .cta-buttons-group .btn-ka {
    width: 100%;
    margin-bottom: 4px;
  }
  .news-thumb {
    aspect-ratio: 16 / 9;
  }
  .footer-bottom .col-12 {
    text-align: center;
  }
}
@media (max-width: 360px) {
  .logo-ka {
    font-size: 1.2rem;
  }
}

/* roulang page: article */
:root {
            --primary: #1F6B61;
            --primary-deep: #0F5A51;
            --dark: #0C3D3A;
            --accent: #E3763A;
            --bg: #F8F3EA;
            --card: #FFFDF8;
            --text: #33443F;
            --muted: #6C7A75;
            --line: rgba(31, 107, 97, .13);
            --radius-lg: 28px;
            --radius-md: 20px;
            --radius-btn: 14px;
            --shadow-card: 0 16px 44px rgba(35, 60, 55, .1);
            --shadow-hover: 0 24px 60px rgba(31, 107, 97, .16);
            --ease: all .25s ease;
            --container-w: 1280px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        @media(prefers-reduced-motion:reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
            }
            html {
                scroll-behavior: auto;
            }
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans SC", "Segoe UI", sans-serif;
            background-color: var(--bg);
            color: var(--text);
            font-size: 1rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
        }
        a:hover {
            color: var(--primary-deep);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font: inherit;
        }
        .container {
            max-width: var(--container-w);
            padding-left: 24px;
            padding-right: 24px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--dark);
            line-height: 1.3;
            margin: 0 0 .75rem;
        }

        /* ===== Site Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(248, 243, 234, .84);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(31, 107, 97, .12);
            transition: var(--ease);
        }
        .site-header.scrolled {
            box-shadow: 0 8px 30px rgba(12, 61, 58, .08);
        }
        .site-header .navbar {
            min-height: 76px;
            padding-top: .4rem;
            padding-bottom: .4rem;
        }
        .logo-ka {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            font-weight: 800;
            font-size: 1.38rem;
            color: var(--dark);
            white-space: nowrap;
        }
        .logo-ka .logo-mark {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--dark), var(--primary));
            box-shadow: 0 8px 22px rgba(31, 107, 97, .25);
        }
        .logo-ka .logo-name {
            color: var(--primary);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: .25rem;
        }
        .nav-item-ka {
            padding: .68rem 1.1rem;
            border-radius: 10px;
            font-size: .98rem;
            font-weight: 600;
            color: var(--text);
            transition: var(--ease);
            display: inline-block;
        }
        .nav-item-ka:hover {
            color: var(--primary);
            background: rgba(31, 107, 97, .08);
        }
        .nav-item-ka.active {
            background: rgba(31, 107, 97, .12);
            color: var(--primary-deep);
        }
        .nav-cta-btn {
            margin-left: .75rem;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: .68rem 1.32rem;
            font-size: .96rem;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--ease);
            border: 1px solid transparent;
        }
        .nav-cta-btn:hover {
            background: var(--dark);
            color: #fff;
        }
        .navbar-toggler {
            border: 0;
            outline: none;
            width: 46px;
            height: 46px;
            position: relative;
            background: transparent;
            padding: 0;
        }
        .navbar-toggler:focus,
        .navbar-toggler:active {
            box-shadow: 0 0 0 4px rgba(31, 107, 97, .18);
            outline: none;
        }
        .nav-toggle-bar,
        .nav-toggle-bar::before,
        .nav-toggle-bar::after {
            content: "";
            display: block;
            width: 24px;
            height: 2px;
            border-radius: 2px;
            background: var(--dark);
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            transition: var(--ease);
        }
        .nav-toggle-bar {
            top: 50%;
            margin-top: -1px;
        }
        .nav-toggle-bar::before {
            top: -7px;
        }
        .nav-toggle-bar::after {
            top: 7px;
        }
        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar {
            background: transparent;
        }
        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar::before {
            top: 0;
            transform: translate(-50%, 0) rotate(45deg);
        }
        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar::after {
            top: 0;
            transform: translate(-50%, 0) rotate(-45deg);
        }
        @media(max-width:991.98px) {
            .navbar-collapse {
                margin-top: .6rem;
                padding: 1.25rem;
                background: #fffcf5;
                border-radius: var(--radius-lg);
                border: 1px solid var(--line);
                box-shadow: var(--shadow-card);
            }
            .header-nav {
                flex-direction: column;
                align-items: stretch;
                gap: .55rem;
            }
            .nav-item-ka {
                text-align: left;
                width: 100%;
            }
            .nav-cta-btn {
                margin-left: 0;
                margin-top: .35rem;
                text-align: center;
            }
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            background:
                radial-gradient(circle at 84% 12%, rgba(227, 118, 58, .34), transparent 26%),
                radial-gradient(circle at 12% 88%, rgba(31, 107, 97, .5), transparent 36%),
                linear-gradient(130deg, #0C3D3A 0%, #174F49 48%, #1F6B61 100%);
            padding: clamp(3.2rem, 6vw, 5.2rem) 0 5.4rem;
            overflow: hidden;
        }
        .article-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: linear-gradient(90deg, rgba(12, 61, 58, 0) 56%, rgba(12, 61, 58, .35)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: 80% center;
            background-repeat: no-repeat;
            mix-blend-mode: screen;
            opacity: .35;
            pointer-events: none;
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-crumb {
            font-size: .92rem;
            color: rgba(255, 253, 248, .72);
            margin-bottom: 1.1rem;
            display: flex;
            flex-wrap: wrap;
            gap: .35rem;
        }
        .hero-crumb a {
            color: rgba(255, 253, 248, .9);
            border-bottom: 1px solid rgba(255, 253, 248, .3);
        }
        .hero-crumb a:hover {
            color: #F7BF88;
        }
        .hero-crumb span {
            opacity: .5;
        }
        .article-hero .hero-subtitle-h1 {
            margin: 0 0 .75rem;
            font-weight: 800;
            color: #9CCFC4;
            font-size: 1rem;
            letter-spacing: .08em;
            text-transform: uppercase;
        }
        .article-page-title {
            color: #FFFDF8;
            font-size: clamp(2.05rem, 5.2vw, 3.15rem);
            font-weight: 800;
            line-height: 1.2;
            max-width: 48rem;
            margin-bottom: 1.4rem;
            text-shadow: 0 4px 30px rgba(0, 0, 0, .28);
        }
        .article-page-meta {
            color: rgba(255, 253, 248, .78);
            font-size: .98rem;
            display: flex;
            flex-wrap: wrap;
            gap: .4rem 1.2rem;
        }
        .article-page-meta strong {
            color: #F7BF88;
            font-weight: 600;
        }

        /* ===== Article Main Card ===== */
        .article-content-section {
            padding-bottom: 4rem;
        }
        .article-main-card {
            position: relative;
            margin-top: -3.2rem;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: clamp(1.4rem, 3.4vw, 3rem);
            z-index: 3;
        }
        .article-body {
            max-width: 820px;
            margin: 0 auto;
            font-size: 1.03rem;
            color: var(--text);
        }
        .article-body p {
            line-height: 1.92;
            margin-bottom: 1.25rem;
        }
        .article-body h2 {
            font-size: clamp(1.35rem, 2.6vw, 1.8rem);
            font-weight: 800;
            margin-top: 2.6rem;
            margin-bottom: .9rem;
            color: var(--dark);
            position: relative;
            padding-left: .9rem;
            border-left: 4px solid var(--accent);
            border-radius: 0 6px 6px 0;
        }
        .article-body h3 {
            font-size: 1.22rem;
            font-weight: 700;
            margin-top: 2.2rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 1rem 0 1.5rem;
            padding-left: 1.6rem;
        }
        .article-body li {
            line-height: 1.85;
            margin-bottom: .5rem;
        }
        .article-body ul li::marker {
            color: var(--primary);
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(227, 118, 58, .08);
            border-radius: 16px;
            padding: 1.2rem 1.4rem;
            margin: 1.5rem 0;
            color: #504942;
        }
        .article-body a {
            text-decoration: underline;
            text-underline-offset: 3px;
            color: var(--primary);
        }
        .article-body img {
            border-radius: 20px;
            margin: 1.7rem 0;
            width: 100%;
            height: auto;
            box-shadow: var(--shadow-card);
        }
        .article-body code {
            background: rgba(31, 107, 97, .1);
            border-radius: 8px;
            padding: .1rem .35rem;
            color: var(--primary-deep);
        }
        .article-tag-bar {
            max-width: 820px;
            margin: 2.2rem auto 0;
            padding-top: 1.4rem;
            border-top: 1px solid var(--line);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .5rem;
        }
        .article-tag {
            background: rgba(31, 107, 97, .08);
            color: var(--primary-deep);
            border-radius: 40px;
            padding: .35rem .9rem;
            font-size: .84rem;
            font-weight: 600;
        }

        /* ===== Empty State ===== */
        .empty-state {
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
            padding: 3rem 1rem 2.5rem;
        }
        .empty-state-icon {
            width: 74px;
            height: 74px;
            border-radius: 24px;
            background: rgba(31, 107, 97, .1);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            margin-bottom: 1.25rem;
        }
        .empty-state h2 {
            font-size: 1.5rem;
        }
        .empty-state p {
            color: var(--muted);
            margin-bottom: 1.4rem;
        }

        /* ===== Section Divider / Fields ===== */
        .article-lower-section {
            padding: 4.5rem 0 5rem;
        }
        .section-heading-ka {
            margin-bottom: 1.9rem;
        }
        .section-heading-ka .eyebrow,
        .eyebrow {
            color: var(--accent);
            font-weight: 700;
            font-size: .92rem;
            letter-spacing: .05em;
        }
        .section-heading-ka h2 {
            font-size: clamp(1.6rem, 3.2vw, 2.25rem);
            font-weight: 800;
            margin-bottom: .35rem;
        }
        .section-heading-ka p {
            color: var(--muted);
        }

        .topic-guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        .topic-card-mini {
            border: 1px solid var(--line);
            background: var(--card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--ease);
            height: 100%;
        }
        .topic-card-mini:hover {
            border-color: rgba(31, 107, 97, .35);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .topic-card-mini strong {
            color: var(--dark);
            display: block;
            font-size: 1.05rem;
            margin-bottom: .45rem;
        }
        .topic-card-mini span {
            color: var(--muted);
            font-size: .9rem;
        }

        /* ===== Buttons / generic ===== */
        .btn-ka,
        .btn-ka-dark,
        .btn-outline-ka {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            border-radius: var(--radius-btn);
            padding: .75rem 1.6rem;
            font-weight: 700;
            font-size: .98rem;
            border: 1px solid transparent;
            transition: var(--ease);
            cursor: pointer;
            text-align: center;
        }
        .btn-ka {
            background: var(--primary);
            color: #FFFDF8;
        }
        .btn-ka:hover {
            background: var(--dark);
            color: #F7BF88;
        }
        .btn-ka-dark {
            background: var(--dark);
            color: #FFFDF8;
        }
        .btn-ka-dark:hover {
            background: #0E4B45;
            color: #fff;
        }
        .btn-outline-ka {
            background: transparent;
            border-color: rgba(31, 107, 97, .4);
            color: var(--primary-deep);
        }
        .btn-outline-ka:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .btn-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--dark);
            color: #F7BF88;
        }
        .btn-ka:focus,
        .btn-outline-ka:focus,
        .btn-ka-dark:focus,
        .btn-accent:focus,
        .nav-cta-btn:focus {
            box-shadow: 0 0 0 4px rgba(31, 107, 97, .22);
            outline: none;
        }

        .empty-back-btn {
            margin-top: .4rem;
        }

        /* ===== Back to Category ===== */
        .article-back-panel {
            margin-top: 1.5rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--line);
            background: rgba(255, 253, 248, .72);
            padding: 1.35rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 253, 248, .78);
            padding: 4.5rem 0 1.5rem;
            border-top-left-radius: 38px;
            border-top-right-radius: 38px;
        }
        .footer-brand-name {
            font-size: 1.7rem;
            color: #FFFDF8;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: .65rem;
        }
        .footer-brand-name span:last-child {
            color: #F7BF88;
        }
        .divider-brand {
            width: 54px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), transparent);
            border-radius: 10px;
            margin: 1.4rem 0 1rem;
        }
        .footer-text {
            color: rgba(255, 253, 248, .68);
            line-height: 1.8;
            max-width: 25rem;
            font-size: .96rem;
        }
        .footer-title {
            color: #FFFDF8;
            font-weight: 700;
            margin-bottom: 1rem;
            font-size: 1.05rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: .62rem;
        }
        .footer-links a {
            color: rgba(255, 253, 248, .68);
            font-size: .94rem;
            transition: var(--ease);
        }
        .footer-links a:hover {
            color: #F7BF88;
            padding-left: .2rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            font-size: .86rem;
        }
        .footer-bottom p {
            color: rgba(255, 253, 248, .5);
        }

        /* ===== Responsive ===== */
        @media(max-width:991.98px) {
            .topic-guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-back-panel {
                flex-direction: column;
                align-items: flex-start;
            }
            .site-footer {
                border-radius: 0;
            }
        }
        @media(max-width:575.98px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .topic-guide-grid {
                grid-template-columns: 1fr;
            }
            .logo-ka {
                font-size: 1.2rem;
            }
            .article-main-card {
                padding: 1.3rem;
            }
            .article-body {
                font-size: 1rem;
            }
            .article-page-title {
                font-size: 1.85rem;
                line-height: 1.3;
            }
            .btn-ka,
            .btn-outline-ka {
                width: 100%;
            }
            .article-tag-bar {
                justify-content: flex-start;
            }
            .footer-links a:hover {
                padding-left: 0;
                color: #F7BF88;
            }
        }

/* roulang page: category1 */
:root {
            --brand: #1F6B61;
            --brand-deep: #0C3D3A;
            --brand-ink: #082B29;
            --brand-2: #2C8A78;
            --accent: #E3763A;
            --accent-light: #F7BF88;
            --bg: #F8F3EA;
            --card: #FFFDF8;
            --text: #33443F;
            --muted: #6C7A75;
            --border: rgba(31, 107, 97, .14);
            --border-hover: rgba(31, 107, 97, .30);
            --radius-lg: 28px;
            --radius-md: 20px;
            --radius-btn: 14px;
            --shadow-sm: 0 8px 24px rgba(31, 68, 61, .07);
            --shadow-md: 0 16px 44px rgba(12, 61, 58, .10);
            --shadow-lg: 0 28px 72px rgba(12, 61, 58, .14);
            --font-base: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans SC", "Segoe UI", sans-serif;
            --section-space: clamp(3.6rem, 7vw, 5.8rem);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            font-family: var(--font-base);
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        body.modal-open,
        body.menu-open {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: var(--brand);
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
        }

        button {
            font-family: inherit;
        }

        :focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
            border-radius: 6px;
        }

        ::selection {
            background: rgba(31, 107, 97, .22);
            color: var(--brand-ink);
        }

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding: var(--section-space) 0;
        }

        a:hover {
            color: var(--brand-deep);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--brand-ink);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 .8rem;
        }

        p {
            margin-bottom: 1rem;
        }

        p:last-child {
            margin-bottom: 0;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .12em;
            color: var(--accent);
            margin-bottom: .7rem;
            background: rgba(227, 118, 58, .10);
            padding: .35rem .9rem;
            border-radius: 40px;
            line-height: 1.4;
        }

        .section-eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            display: inline-block;
            opacity: .8;
        }

        .section-title {
            font-size: clamp(1.55rem, 3.4vw, 2.15rem);
            line-height: 1.25;
            margin-bottom: .6rem;
            letter-spacing: -.02em;
        }

        .section-subtitle {
            color: var(--muted);
            font-size: 1.02rem;
            max-width: 720px;
            line-height: 1.85;
        }

        .entry-head {
            margin-bottom: 2.1rem;
        }

        .entry-head.no-icon .section-eyebrow::before {
            display: none;
        }

        .header-centered {
            text-align: center;
            max-width: 780px;
            margin: 0 auto 2.8rem;
        }

        .header-centered .section-eyebrow {
            justify-content: center;
        }

        .header-centered .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* Header */
        .site-header {
            position: -webkit-sticky;
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(248, 243, 234, .86);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid transparent;
            transition: border-color .3s ease, box-shadow .3s ease, background .3s ease;
        }

        .site-header.has-scrolled {
            background: rgba(255, 253, 248, .94);
            border-bottom-color: var(--border);
            box-shadow: 0 8px 30px rgba(35, 57, 51, .08);
        }

        .site-header .navbar {
            min-height: 76px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .navbar-brand {
            margin-right: 0;
        }

        .logo-ka {
            display: inline-flex;
            align-items: center;
            gap: .65rem;
            color: var(--brand-ink);
            font-weight: 800;
            font-size: 1.18rem;
            letter-spacing: .01em;
            line-height: 1.1;
            transition: opacity .2s ease;
        }

        .logo-ka:hover {
            color: var(--brand-ink);
            opacity: .88;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: linear-gradient(145deg, var(--brand-deep), var(--brand));
            box-shadow: 0 6px 16px rgba(12, 61, 58, .18);
        }

        .logo-name {
            color: var(--brand);
        }

        .navbar-toggler {
            border: 0;
            width: 46px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            color: var(--brand-ink);
            background: rgba(31, 107, 97, .06);
            border-radius: 14px;
            transition: background .25s ease;
        }

        .navbar-toggler:hover,
        .navbar-toggler:focus {
            background: rgba(31, 107, 97, .13);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline-offset: 2px;
        }

        .nav-toggle-bar {
            position: relative;
            width: 22px;
            height: 2px;
            background: var(--brand-ink);
            border-radius: 3px;
            display: block;
            transition: background .2s ease;
        }

        .nav-toggle-bar::before,
        .nav-toggle-bar::after {
            content: "";
            position: absolute;
            left: 0;
            width: 22px;
            height: 2px;
            background: var(--brand-ink);
            border-radius: 3px;
            transition: transform .28s ease, top .28s ease;
        }

        .nav-toggle-bar::before {
            top: -7px;
        }

        .nav-toggle-bar::after {
            top: 7px;
        }

        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar {
            background: transparent;
        }

        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar::before {
            top: 0;
            transform: rotate(45deg);
        }

        .navbar-toggler[aria-expanded="true"] .nav-toggle-bar::after {
            top: 0;
            transform: rotate(-45deg);
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: .25rem;
        }

        .nav-item-ka {
            display: inline-flex;
            align-items: center;
            padding: .58rem .92rem;
            font-weight: 600;
            font-size: .96rem;
            color: var(--text);
            border-radius: 12px;
            transition: color .22s ease, background .22s ease;
            line-height: 1.4;
            white-space: nowrap;
        }

        .nav-item-ka:hover {
            color: var(--brand);
            background: rgba(31, 107, 97, .08);
        }

        .nav-item-ka.active,
        .nav-item-ka[aria-current="page"] {
            background: rgba(31, 107, 97, .13);
            color: var(--brand-deep);
            font-weight: 800;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-left: .5rem;
            padding: .62rem 1.15rem;
            background: var(--accent);
            color: #FFFDF8;
            font-weight: 700;
            font-size: .95rem;
            border-radius: 14px;
            border: 1px solid transparent;
            line-height: 1.4;
            white-space: nowrap;
            transition: background .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease;
        }

        .nav-cta-btn:hover {
            background: var(--brand-deep);
            color: #FFFDF8;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(12, 61, 58, .18);
        }

        @media (min-width: 992px) {
            .header-nav {
                gap: .2rem;
            }
        }

        @media (max-width: 991.98px) {
            .site-header .navbar {
                min-height: 70px;
            }

            .site-header .navbar-collapse {
                position: relative;
                z-index: 1040;
            }

            .header-nav {
                flex-direction: column;
                align-items: stretch;
                background: var(--card);
                border: 1px solid var(--border);
                border-radius: 24px;
                padding: 1rem;
                margin-top: .9rem;
                margin-bottom: 1rem;
                box-shadow: var(--shadow-md);
                gap: .35rem;
            }

            .nav-item-ka {
                padding: .85rem 1rem;
                white-space: normal;
                font-size: 1rem;
            }

            .nav-item-ka.active {
                background: rgba(31, 107, 97, .13);
            }

            .nav-cta-btn {
                margin-left: 0;
                margin-top: .65rem;
                padding: .85rem 1rem;
            }
        }

        /* Buttons */
        .btn-ka {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            font-weight: 700;
            font-size: 1rem;
            padding: .85rem 1.55rem;
            border-radius: 14px;
            border: 1px solid transparent;
            line-height: 1.2;
            transition: background .25s ease, color .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-ka .arrow-ic {
            display: inline-block;
            transition: transform .25s ease;
        }

        .btn-ka:hover .arrow-ic {
            transform: translateX(4px);
        }

        .btn-lgx {
            padding: 1rem 1.8rem;
            font-size: 1.04rem;
        }

        .btn-qa {
            background: var(--brand-deep);
            color: #FFFDF8;
        }

        .btn-qa:hover {
            background: var(--brand);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFDF8;
        }

        .btn-accent:hover {
            background: var(--card);
            color: var(--brand-ink);
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(12, 61, 58, .16);
        }

        .btn-ghost {
            background: transparent;
            border-color: rgba(255, 255, 255, .6);
            color: #FFFDF8;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-soft {
            background: rgba(31, 107, 97, .09);
            border-color: var(--border);
            color: var(--brand-deep);
        }

        .btn-soft:hover {
            background: var(--brand);
            color: #fff;
            border-color: var(--brand);
            transform: translateY(-2px);
        }

        .btn-soft .arrow-ic {
            color: var(--accent);
        }

        .btn-soft:hover .arrow-ic {
            color: #fff;
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            overflow: hidden;
            padding: clamp(3.1rem, 6vw, 5rem) 0;
            color: #FFFDF8;
            background:
                radial-gradient(circle at 86% 10%, rgba(227, 118, 58, .24), transparent 34%),
                linear-gradient(135deg, var(--brand-ink) 0%, var(--brand-deep) 48%, var(--brand) 100%);
            isolation: isolate;
        }

        .category-hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background-repeat: no-repeat;
            background-position: right center;
            background-size: cover;
            opacity: .22;
        }

        .category-hero-scrim {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(90deg, rgba(8, 43, 41, .88) 0%, rgba(12, 61, 58, .72) 48%, rgba(31, 107, 97, .22) 100%);
        }

        .breadcrumb-ka {
            margin-bottom: 1.1rem;
        }

        .breadcrumb-ka ol {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: .25rem;
            font-size: .86rem;
            color: rgba(255, 253, 248, .75);
        }

        .breadcrumb-ka li {
            display: flex;
            align-items: center;
            gap: .4rem;
        }

        .breadcrumb-ka li+li::before {
            content: "/";
            color: rgba(255, 253, 248, .42);
        }

        .breadcrumb-ka a {
            color: rgba(255, 253, 248, .85);
            text-decoration: none;
        }

        .breadcrumb-ka a:hover {
            color: var(--accent-light);
        }

        .eyebrow-light {
            display: inline-block;
            color: var(--accent-light);
            font-size: .85rem;
            font-weight: 700;
            letter-spacing: .12em;
            margin-bottom: .8rem;
            border: 1px solid rgba(255, 253, 248, .25);
            background: rgba(255, 253, 248, .08);
            padding: .32rem .9rem;
            border-radius: 40px;
            line-height: 1.5;
        }

        .category-hero-title {
            color: #FFFDF8;
            font-size: clamp(2.05rem, 5.4vw, 3.15rem);
            letter-spacing: -.02em;
            margin-bottom: 1rem;
        }

        .category-hero-lead {
            color: rgba(255, 253, 248, .92);
            max-width: 720px;
            font-size: 1.05rem;
            line-height: 1.9;
            margin-bottom: 1.2rem;
        }

        .hero-tags {
            list-style: none;
            padding: 0;
            margin: 1.5rem 0 0;
            display: flex;
            flex-wrap: wrap;
            gap: .6rem;
        }

        .hero-tags li {
            display: inline-flex;
            align-items: center;
            font-size: .85rem;
            font-weight: 600;
            padding: .42rem .95rem;
            border-radius: 40px;
            background: rgba(255, 253, 248, .12);
            border: 1px solid rgba(255, 253, 248, .20);
            color: rgba(255, 253, 248, .95);
            line-height: 1.4;
        }

        .hero-tags li::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-light);
            margin-right: .55rem;
        }

        /* Layout area with sidebar */
        .cat-layout {
            padding: clamp(3.1rem, 7vw, 5.4rem) 0 1.5rem;
        }

        .cat-main-col {
            background: transparent;
        }

        .cat-main-col>section+section {
            margin-top: clamp(2.4rem, 4.5vw, 3.6rem);
        }

        .spot-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.3rem;
        }

        .spot-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 1.75rem 1.6rem;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
        }

        .spot-card:hover {
            transform: translateY(-5px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-md);
        }

        .spot-icon {
            width: 50px;
            height: 50px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(31, 107, 97, .10);
            color: var(--brand);
            margin-bottom: 1.1rem;
        }

        .spot-card h3 {
            font-size: 1.12rem;
            font-weight: 800;
            margin-bottom: .55rem;
            line-height: 1.4;
        }

        .spot-card p {
            color: var(--muted);
            font-size: .94rem;
            line-height: 1.85;
            margin: 0;
        }

        @media (max-width: 575.98px) {
            .spot-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (min-width: 576px) and (max-width: 767px) {
            .spot-card p {
                font-size: .98rem;
            }
        }

        /* Latest-link strip inside scope */
        .scope-note {
            margin-top: 1.4rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-direction: column;
            background: rgba(31, 107, 97, .05);
            border: 1px dashed var(--border-hover);
            border-radius: 20px;
            padding: 1rem 1.3rem;
        }

        .scope-note p {
            margin: 0;
            color: var(--muted);
            font-size: .94rem;
            line-height: 1.7;
        }

        .scope-note a {
            font-weight: 700;
            white-space: nowrap;
            color: var(--brand);
        }

        .scope-note a:hover {
            color: var(--accent);
        }

        @media (min-width: 560px) {
            .scope-note {
                flex-direction: row;
            }
        }

        /* Sidebar */
        .sidebar-sticky {
            position: -webkit-sticky;
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 1.4rem;
        }

        .side-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 1.7rem;
            box-shadow: var(--shadow-sm);
        }

        .side-card-title {
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: .55rem;
        }

        .side-card-title .bar {
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: var(--accent);
            display: inline-block;
        }

        .side-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .side-list li {
            border-bottom: 1px dashed var(--border);
            margin-bottom: .4rem;
        }

        .side-list li:last-child {
            border-bottom: 0;
            margin-bottom: 0;
        }

        .side-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: .6rem;
            padding: .55rem .2rem;
            color: var(--text);
            font-weight: 600;
            font-size: .95rem;
            text-decoration: none;
            transition: color .2s ease, padding-left .2s ease;
        }

        .side-list a:hover {
            color: var(--brand);
            padding-left: .3rem;
        }

        .side-list .arrow-side {
            color: var(--accent);
            flex: 0 0 auto;
        }

        .side-text {
            color: var(--muted);
            font-size: .92rem;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .side-text+.btn-ka {
            margin-top: 1rem;
        }

        .side-divider {
            border: 0;
            border-top: 1px solid var(--border);
            margin: 1.3rem 0;
            opacity: 1;
        }

        .side-actions {
            display: flex;
            flex-direction: column;
            gap: .6rem;
            margin-top: 1.1rem;
        }

        .side-actions .btn-ka {
            width: 100%;
            padding: .72rem 1rem;
            font-size: .92rem;
        }

        @media (min-width: 992px) and (max-width: 1199px) {
            .sidebar-sticky {
                top: 92px;
                gap: 1.1rem;
            }

            .side-card {
                padding: 1.35rem;
            }
        }

        @media (max-width: 991.98px) {
            .cat-layout {
                padding-bottom: 0;
            }

            .sidebar-sticky {
                position: static;
                margin-top: 2rem;
            }
        }

        /* Flow / how it is organised */
        .flow-head {
            margin-bottom: 1.5rem;
        }

        .flow-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .flow-item {
            position: relative;
            padding: 0 0 1.8rem 3.8rem;
        }

        .flow-item:last-child {
            padding-bottom: 0;
        }

        .flow-item::after {
            content: "";
            position: absolute;
            left: 21px;
            top: 50px;
            bottom: 10px;
            width: 2px;
            background: rgba(31, 107, 97, .14);
        }

        .flow-item:last-child::after {
            display: none;
        }

        .flow-no {
            position: absolute;
            left: 0;
            top: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, var(--brand-deep), var(--brand));
            color: #FFFDF8;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 8px 18px rgba(12, 61, 58, .16);
        }

        .flow-content {
            background: rgba(255, 253, 248, .6);
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 1.05rem 1.25rem;
        }

        .flow-content h3 {
            font-size: 1.02rem;
            font-weight: 800;
            margin-bottom: .25rem;
        }

        .flow-content p {
            color: var(--muted);
            font-size: .93rem;
            line-height: 1.75;
            margin: 0;
        }

        @media (max-width: 575.98px) {
            .flow-item {
                padding-left: 3.4rem;
            }
        }

        /* FAQ */
        .faq-ka {
            margin-top: 1rem;
        }

        .faq-ka .accordion-item {
            background: transparent;
            border: 0;
            margin-bottom: .85rem;
            border-radius: 20px !important;
            overflow: hidden;
        }

        .faq-ka .accordion-button {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 20px;
            box-shadow: none !important;
            color: var(--brand-ink);
            font-weight: 800;
            font-size: 1rem;
            padding: 1.2rem 1.4rem;
            line-height: 1.5;
            transition: background .22s ease, border-color .22s ease;
        }

        .faq-ka .accordion-button:hover {
            border-color: var(--border-hover);
            background: rgba(255, 253, 248, .9);
        }

        .faq-ka .accordion-button:not(.collapsed) {
            background: rgba(31, 107, 97, .07);
            border-color: rgba(31, 107, 97, .22);
            color: var(--brand-deep);
        }

        .faq-ka .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%231F6B61' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
            background-size: 20px;
            transition: transform .25s ease;
        }

        .faq-ka .accordion-button:not(.collapsed)::after {
            transform: rotate(-180deg);
        }

        .faq-ka .accordion-button:focus {
            box-shadow: none;
        }

        .faq-ka .accordion-button:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
        }

        .faq-ka .accordion-collapse {
            background: transparent;
        }

        .faq-ka .accordion-body {
            background: rgba(255, 253, 248, .75);
            border: 1px solid var(--border);
            border-top: 0;
            border-bottom-left-radius: 20px;
            border-bottom-right-radius: 20px;
            padding: 1.25rem 1.4rem 1.35rem;
            color: var(--muted);
            font-size: .95rem;
            line-height: 1.85;
        }

        @media (max-width: 575.98px) {
            .faq-ka .accordion-button {
                font-size: .95rem;
                padding: 1.05rem 1.15rem;
            }
        }

        /* Showcase area */
        .showcase-section {
            background: linear-gradient(180deg, transparent 0%, rgba(255, 253, 248, .6) 100%);
            padding: clamp(2.8rem, 6.5vw, 5rem) 0 var(--section-space);
        }

        .showcase-stack {
            display: flex;
            flex-direction: column;
            gap: 1.7rem;
        }

        .showcase-row {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 28px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            height: 100%;
        }

        .showcase-row:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--border-hover);
        }

        .showcase-media {
            overflow: hidden;
            background: rgba(31, 107, 97, .1);
            aspect-ratio: 16 / 10;
            height: 100%;
            min-height: 260px;
        }

        .showcase-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .showcase-row:hover .showcase-media img {
            transform: scale(1.04);
        }

        .showcase-body {
            padding: 2rem 1.9rem;
        }

        .showcase-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            font-size: .82rem;
            font-weight: 800;
            color: var(--accent);
            background: rgba(227, 118, 58, .10);
            border-radius: 40px;
            padding: .3rem .8rem;
            margin-bottom: .8rem;
        }

        .showcase-body h3 {
            font-size: clamp(1.25rem, 2.2vw, 1.5rem);
            margin-bottom: .7rem;
            line-height: 1.4;
        }

        .showcase-body p {
            color: var(--muted);
            font-size: .98rem;
            line-height: 1.9;
            margin-bottom: 1.2rem;
        }

        @media (min-width: 768px) and (max-width: 991.98px) {
            .showcase-body {
                padding: 1.7rem;
            }

            .showcase-media {
                min-height: 260px;
            }
        }

        @media (max-width: 575.98px) {
            .showcase-body {
                padding: 1.4rem 1.25rem;
            }

            .showcase-media {
                min-height: 220px;
                aspect-ratio: 4 / 3;
            }
        }

        /* CTA */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, var(--brand-ink) 0%, var(--brand-deep) 65%, var(--brand) 100%);
            color: #FFFDF8;
            overflow: hidden;
            isolation: isolate;
            padding: clamp(3.5rem, 6vw, 5.4rem) 0;
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background-image: url('/assets/images/backpic/back-1.png');
            background-position: center right;
            background-size: cover;
            background-repeat: no-repeat;
            opacity: .18;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(90deg, rgba(8, 43, 41, .95) 0%, rgba(12, 61, 58, .78) 55%, rgba(31, 107, 97, .2) 100%);
        }

        .cta-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            font-size: .84rem;
            font-weight: 700;
            color: var(--accent-light);
            letter-spacing: .1em;
            margin-bottom: 1rem;
            border: 1px solid rgba(255, 253, 248, .25);
            background: rgba(255, 253, 248, .08);
            border-radius: 40px;
            padding: .35rem .95rem;
        }

        .cta-section h2 {
            color: #FFFDF8;
            font-size: clamp(1.65rem, 3.2vw, 2.25rem);
            max-width: 760px;
            line-height: 1.3;
        }

        .cta-copy {
            color: rgba(255, 253, 248, .82);
            font-size: 1rem;
            max-width: 720px;
            margin-bottom: 0;
            line-height: 1.9;
        }

        .cta-action {
            display: flex;
            flex-wrap: wrap;
            gap: .8rem;
            justify-content: flex-end;
            align-items: center;
        }

        @media (max-width: 991.98px) {
            .cta-action {
                justify-content: flex-start;
                margin-top: 1.5rem;
            }
        }

        /* Cross category strip */
        .cross-section {
            padding: var(--section-space) 0;
        }

        .cross-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.15rem;
        }

        .cross-card {
            position: relative;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 1.55rem 1.45rem 1.4rem;
            text-decoration: none;
            color: var(--text);
            display: flex;
            flex-direction: column;
            min-height: 200px;
            box-shadow: var(--shadow-sm);
            transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease, background .3s ease;
        }

        .cross-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-md);
            color: var(--text);
            text-decoration: none;
        }

        .cross-card.active {
            background: linear-gradient(145deg, var(--brand-deep), var(--brand));
            border-color: transparent;
            color: rgba(255, 253, 248, .95);
        }

        .cross-card h3 {
            font-size: 1.25rem;
            margin-bottom: .7rem;
            font-weight: 800;
            color: var(--brand-deep);
        }

        .cross-card.active h3,
        .cross-card.active p {
            color: #FFFDF8;
        }

        .cross-card p {
            color: var(--muted);
            font-size: .92rem;
            line-height: 1.8;
            margin: 0 0 1.3rem;
            flex: 1;
        }

        .cross-arrow {
            position: absolute;
            right: 1.4rem;
            top: 1.4rem;
            width: 34px;
            height: 34px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(31, 107, 97, .10);
            color: var(--accent);
            font-size: 1.05rem;
            font-weight: 800;
        }

        .cross-card.active .cross-arrow {
            background: rgba(255, 253, 248, .18);
            color: var(--accent-light);
        }

        .cross-badge {
            position: static;
            display: inline-flex;
            align-self: flex-start;
            align-items: center;
            background: var(--accent);
            color: #FFFDF8;
            font-size: .76rem;
            font-weight: 700;
            border-radius: 40px;
            padding: .22rem .7rem;
            margin-bottom: .8rem;
            line-height: 1.5;
        }

        @media (max-width: 991.98px) {
            .cross-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575.98px) {
            .cross-grid {
                grid-template-columns: 1fr;
            }

            .cross-card {
                min-height: auto;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 253, 248, .72);
            padding-top: clamp(3.6rem, 7vw, 5.4rem);
            font-size: .94rem;
        }

        .site-footer a {
            color: rgba(255, 253, 248, .76);
            text-decoration: none;
            transition: color .22s ease, padding-left .22s ease;
        }

        .site-footer a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-brand-name {
            display: flex;
            align-items: center;
            gap: .75rem;
            color: #FFFDF8;
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: .02em;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        .footer-brand-name span:last-child {
            color: var(--accent-light);
        }

        .divider-brand {
            width: 44px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
            margin: 1rem 0 1.25rem;
        }

        .footer-text {
            color: rgba(255, 253, 248, .68);
            line-height: 1.9;
            font-size: .94rem;
            max-width: 420px;
        }

        .footer-title {
            color: #FFFDF8;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 1.15rem;
            letter-spacing: .03em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: .55rem;
        }

        .footer-links li {
            line-height: 1.5;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 253, 248, .13);
            color: rgba(255, 253, 248, .55);
            font-size: .86rem;
        }

        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 767.98px) {
            .site-footer .col-md-6 {
                margin-bottom: 1rem;
            }

            .site-footer .text-md-end {
                text-align: left;
            }
        }

        @media (max-width: 575.98px) {
            .site-footer {
                padding-top: 3rem;
            }

            .footer-links {
                gap: .45rem;
            }
        }

        /* Responsive vertical rhythm */
        @media (max-width: 575.98px) {
            .section-pad {
                padding: clamp(2.2rem, 6vw, 3.4rem) 0;
            }

            .cat-layout {
                padding-top: 2.2rem;
            }

            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        /* Reduced motion */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
                scroll-behavior: auto !important;
            }

            .spot-card:hover,
            .showcase-row:hover,
            .cross-card:hover {
                transform: none;
            }
        }

/* roulang page: category2 */
:root{
  --pine-deep:#082E2C;
  --pine-dark:#0C3D3A;
  --pine-mid:#15544E;
  --pine:#1F6B61;
  --apricot:#E3763A;
  --apricot-light:#F7BF88;
  --cream:#F8F3EA;
  --card:#FFFDF8;
  --text:#33443F;
  --muted:#6C7A75;
  --border:rgba(31,107,97,.13);
  --radius-xl:28px;
  --radius-md:20px;
  --radius-sm:14px;
  --shadow-sm:0 18px 45px rgba(12,61,58,.07);
  --shadow-hover:0 26px 55px rgba(12,61,58,.12);
  --font-family:"PingFang SC","Microsoft YaHei","HarmonyOS Sans SC","Segoe UI",sans-serif;
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-family);
  background:var(--cream);
  color:var(--text);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
*,*::before,*::after{box-sizing:border-box}
img{max-width:100%;display:block}
a{color:var(--pine);text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease}
a:hover{color:var(--pine-dark)}
p{margin:0 0 1rem}
ul,ol{margin:0;padding:0}
.container{max-width:1280px}
h1,h2,h3,h4,h5{font-weight:800;color:var(--text);line-height:1.3}
:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(227,118,58,.24);border-radius:8px}

.site-header{
  position:sticky;top:0;z-index:1080;
  background:rgba(255,253,248,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s ease,border-color .3s ease;
}
.site-header.scrolled{
  border-bottom-color:var(--border);
  box-shadow:0 10px 30px rgba(12,61,58,.07);
}
.site-header .navbar{
  padding:.8rem 0;
  min-height:76px;
  align-items:center;
  position:relative;
}
.navbar-brand{line-height:1}
.logo-ka{
  display:flex;align-items:center;gap:.55rem;
  font-size:1.42rem;
  line-height:1.15;
  font-weight:800;
  color:var(--text);
  white-space:nowrap;
}
.logo-ka:hover{color:var(--text)}
.logo-mark{
  width:38px;height:38px;
  border-radius:13px;
  background:linear-gradient(145deg,var(--pine-mid),var(--pine-dark));
  color:#FFFDF8;
  flex:0 0 auto;
}
.logo-name{
  color:var(--pine-dark);
  font-weight:800;
}
.logo-ka .logo-name + span{color:var(--text)}
.header-nav{
  display:flex;
  align-items:center;
  gap:.25rem;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.nav-item-ka{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:.6rem 1.05rem;
  border-radius:40px;
  font-weight:600;
  font-size:.95rem;
  color:var(--text);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-item-ka:hover{
  color:var(--pine-dark);
  background:rgba(31,107,97,.08);
}
.nav-item-ka.active{
  color:#FFFDF8;
  background:var(--pine-dark);
  box-shadow:0 8px 20px rgba(12,61,58,.14);
}
.nav-cta-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:.6rem 1.25rem;
  border-radius:14px;
  background:var(--apricot);
  color:#FFFDF8;
  font-weight:700;
  font-size:.95rem;
  border:1px solid transparent;
  white-space:nowrap;
  box-shadow:0 10px 25px rgba(227,118,58,.18);
}
.nav-cta-btn:hover{
  background:var(--pine-dark);
  color:#FFFDF8;
  transform:translateY(-2px);
  border-color:var(--pine-dark);
}
.navbar-toggler{
  width:44px;height:44px;
  border:none;
  padding:0;
  box-shadow:none!important;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.navbar-toggler:focus{outline:none;box-shadow:none}
.nav-toggle-bar{
  width:24px;height:2px;background:var(--text);border-radius:4px;
  display:block;position:relative;transition:background .25s ease;
}
.nav-toggle-bar::before,.nav-toggle-bar::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:4px;transition:transform .3s ease,width .3s ease;
}
.nav-toggle-bar::before{top:-7px;width:24px}
.nav-toggle-bar::after{top:7px;width:18px}
.navbar-toggler:not(.collapsed) .nav-toggle-bar{background:transparent}
.navbar-toggler:not(.collapsed) .nav-toggle-bar::before{transform:translateY(7px) rotate(45deg);width:24px}
.navbar-toggler:not(.collapsed) .nav-toggle-bar::after{transform:translateY(-7px) rotate(-45deg);width:24px}

.btn-kai-dark,.btn-kai-orange,.btn-kai-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:.65rem;
  padding:.86rem 1.7rem;
  border-radius:14px;
  font-weight:700;
  font-size:1rem;
  border:1px solid transparent;
  transition:transform .25s ease,background .25s ease,border-color .25s ease,color .25s ease,box-shadow .25s ease;
}
.btn-kai-orange{
  background:var(--apricot);border-color:var(--apricot);color:#FFFDF8;
  box-shadow:0 14px 30px rgba(227,118,58,.22);
}
.btn-kai-orange:hover{
  background:var(--pine-dark);border-color:var(--pine-dark);color:#FFFDF8;transform:translateY(-3px);
}
.btn-kai-ghost{
  border-color:rgba(255,253,248,.7);color:#FFFDF8;background:rgba(255,255,255,.06);
}
.btn-kai-ghost:hover{
  background:#FFFDF8;color:var(--pine-dark);border-color:#FFFDF8;transform:translateY(-3px);
}
.btn-kai-dark{
  background:var(--pine-dark);border-color:var(--pine-dark);color:#FFFDF8;
}
.btn-kai-dark:hover{
  background:var(--pine-mid);border-color:var(--pine-mid);color:#FFFDF8;transform:translateY(-3px);
}

.section-block{
  padding:clamp(3.5rem,7vw,5.8rem) 0;
}
.section-soft{
  background:linear-gradient(180deg,#F5EFE3,#F8F3EA);
}
.head-row{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:2rem;
  margin-bottom:2.7rem;
}
.head-row .section-text{max-width:620px;color:var(--muted);font-size:1rem}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  font-weight:800;
  letter-spacing:.04em;
  color:var(--apricot);
  font-size:.9rem;
  margin-bottom:.8rem;
}
.eyebrow::before{
  content:"";
  width:26px;height:2px;border-radius:3px;
  background:var(--apricot);
  display:inline-block;
}
.section-title{
  font-size:clamp(1.7rem,3.4vw,2.5rem);
  line-height:1.28;
  margin-bottom:.8rem;
}

.cat-hero{
  position:relative;
  overflow:hidden;
  background:var(--pine-dark);
  color:#F2F8F5;
}
.cat-hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    linear-gradient(115deg, rgba(8,46,44,.95) 18%, rgba(13,60,58,.82) 55%, rgba(21,84,78,.34) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.cat-hero::after{
  content:"";
  position:absolute;
  width:330px;height:330px;
  border-radius:50%;
  right:-80px;top:-120px;
  background:radial-gradient(circle,rgba(247,191,136,.35),rgba(247,191,136,0) 68%);
  pointer-events:none;
}
.cat-hero .container{
  position:relative;z-index:2;
  padding-top:clamp(3.4rem,6vw,5.4rem);
  padding-bottom:clamp(3.6rem,7vw,6.2rem);
}
.hero-flex{
  display:grid;
  grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  gap:3.2rem;
  align-items:center;
}
.crumb-ka{
  display:flex;flex-wrap:wrap;
  align-items:center;gap:.55rem;
  font-size:.88rem;color:rgba(255,253,248,.72);
  margin-bottom:1.2rem;
}
.crumb-ka a{color:rgba(255,253,248,.78)}
.crumb-ka a:hover{color:#FFFDF8}
.hero-text .eyebrow{color:var(--apricot-light)}
.hero-text .eyebrow::before{background:var(--apricot-light)}
.hero-text h1{
  color:#FFFDF8;
  font-size:clamp(2.3rem,5.2vw,3.6rem);
  line-height:1.16;
  margin-bottom:1.1rem;
}
.hero-text p{
  color:rgba(255,253,248,.86);
  font-size:clamp(1rem,1.4vw,1.12rem);
  max-width:650px;
}
.hero-btn-row{
  display:flex;flex-wrap:wrap;
  gap:1rem;
  margin-top:1.6rem;
}
.hero-media{
  position:relative;
}
.hero-media-img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius-xl);
  border:1px solid rgba(255,255,255,.2);
  box-shadow:0 30px 70px rgba(0,0,0,.25);
}
.hero-float{
  position:absolute;
  background:rgba(255,253,248,.95);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:0 18px 45px rgba(8,46,44,.22);
  border-radius:20px;
  padding:.75rem 1rem;
  display:flex;
  align-items:center;
  gap:.7rem;
  color:var(--text);
  backdrop-filter:blur(10px);
}
.hero-float-a{
  left:-14px;top:22px;
  flex-direction:column;
  align-items:flex-start;
  min-width:140px;
}
.hero-float-a .float-num{
  font-size:1.7rem;font-weight:800;color:var(--apricot);line-height:1;
}
.hero-float-a .float-label{font-size:.85rem;color:var(--muted);line-height:1.4}
.hero-float-b{
  right:-12px;bottom:24px;
  max-width:210px;
}
.hero-float-b .float-icon{
  width:34px;height:34px;border-radius:12px;
  background:rgba(31,107,97,.1);
  color:var(--pine);
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.hero-float-b .float-text{font-size:.88rem;font-weight:600;line-height:1.4}

.hero-stat-strip{
  position:relative;
  z-index:5;
  margin-top:-3rem;
  margin-bottom:clamp(3rem,6vw,5rem);
}
.hero-stat-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:28px;
  box-shadow:0 20px 50px rgba(12,61,58,.1);
  padding:1.5rem 1.75rem;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.5rem;
}
.hero-stat-item{
  display:flex;
  align-items:center;
  gap:1rem;
  border-right:1px solid var(--border);
  padding-right:1.5rem;
}
.hero-stat-item:last-child{border-right:0}
.stat-num{
  font-size:2.2rem;
  font-weight:800;
  line-height:1;
  color:var(--pine-dark);
  min-width:3rem;
}
.stat-num span{font-size:1.1rem;margin-left:.2rem}
.stat-label{
  color:var(--muted);
  font-size:.95rem;
  line-height:1.45;
}
.stat-label strong{display:block;color:var(--text);font-weight:700;margin-bottom:.1rem}

.access-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.5rem;
  align-items:stretch;
}
.access-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:28px;
  padding:1.8rem 1.85rem;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.access-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(31,107,97,.22);
}
.access-card.feature-mid{
  background:linear-gradient(155deg,#0C3D3A 0%,#15544E 70%,#1F6B61 100%);
  border-color:transparent;
  color:#EAF3F0;
  transform:translateY(-10px);
}
.access-card.feature-mid:hover{transform:translateY(-16px);box-shadow:0 30px 60px rgba(12,61,58,.2)}
.access-card h3{
  font-size:1.45rem;
  margin:.8rem 0 .2rem;
}
.access-card.feature-mid h3{color:#FFFDF8}
.tag-chip{
  display:inline-block;
  background:rgba(31,107,97,.08);
  color:var(--pine);
  font-size:.78rem;
  font-weight:700;
  padding:.35rem 1rem;
  border-radius:40px;
  letter-spacing:.02em;
  align-self:flex-start;
}
.feature-mid .tag-chip{
  background:rgba(247,191,136,.18);
  color:var(--apricot-light);
}
.access-desc{
  margin-top:.5rem;
  color:var(--muted);
  font-size:.95rem;
  line-height:1.75;
  min-height:4rem;
}
.feature-mid .access-desc{color:rgba(255,253,248,.76)}
.access-list{
  margin:1rem 0 1.3rem;
  display:grid;
  gap:.65rem;
}
.access-list li{
  display:flex;
  align-items:flex-start;
  gap:.75rem;
  font-size:.96rem;
  line-height:1.65;
}
.access-list .check-icon{
  width:24px;height:24px;
  border-radius:50%;
  background:rgba(31,107,97,.1);
  color:var(--pine);
  flex:0 0 auto;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:.15rem;
}
.feature-mid .access-list .check-icon{
  background:rgba(247,191,136,.2);
  color:var(--apricot-light);
}
.access-link{
  font-weight:700;
  color:var(--pine-dark);
  display:inline-flex;align-items:center;gap:.55rem;
  margin-top:auto;
}
.access-link svg{transition:transform .25s ease}
.access-link:hover svg{transform:translateX(5px)}
.feature-mid .access-link{color:#FFFDF8}
.feature-mid .access-link:hover{color:var(--apricot-light)}

.table-wrap{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:28px;
  padding:1.2rem;
  box-shadow:var(--shadow-sm);
  overflow-x:auto;
}
.table-kai{
  width:100%;
  min-width:680px;
  border-collapse:separate;
  border-spacing:0;
}
.table-kai th,.table-kai td{
  padding:1rem 1.2rem;
  text-align:left;
  vertical-align:middle;
  border-bottom:1px solid rgba(31,107,97,.09);
}
.table-kai thead th{
  background:rgba(12,61,58,.05);
  color:var(--pine-dark);
  font-weight:800;
  font-size:1rem;
}
.table-kai tbody tr:last-child td{border-bottom:0}
.table-kai td:first-child{
  background:rgba(31,107,97,.045);
  color:var(--text);
  font-weight:600;
}
.table-kai .col-highlight{
  background:rgba(12,61,58,.94);
  color:#F8F3EA;
  position:relative;
}
.table-kai .col-highlight small{color:var(--apricot-light);font-size:.78rem;font-weight:600}
.table-kai .col-advice{
  background:rgba(247,191,136,.1);
  color:var(--pine-dark);
  font-weight:800;
}
.table-kai .cell-check{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  font-weight:600;
}
.table-kai .check-bool{
  width:20px;height:20px;
  border-radius:50%;
  display:inline-block;
  text-align:center;
}
.check-yes{
  background:rgba(31,107,97,.15);
  color:var(--pine);
}
.check-no{
  background:rgba(31,107,97,.06);
  color:var(--muted);
}
.check-mid{
  background:rgba(227,118,58,.16);
  color:var(--apricot);
}

.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1.5rem;
  counter-reset:kaiStep;
}
.step-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:24px;
  padding:1.7rem;
  position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:hover{
  transform:translateY(-5px);
  border-color:rgba(31,107,97,.2);
  box-shadow:var(--shadow-hover);
}
.step-index{
  width:58px;height:58px;
  background:linear-gradient(145deg,var(--pine-mid),var(--pine-dark));
  border-radius:18px;
  color:#FFFDF8;
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;
  font-weight:800;
  margin-bottom:1.1rem;
}
.step-card h3{font-size:1.2rem;margin-bottom:.5rem}
.step-card p{color:var(--muted);font-size:.95rem;line-height:1.7;margin-bottom:0}

.faq-layout{
  display:grid;
  grid-template-columns:.75fr 1.25fr;
  gap:3rem;
  align-items:start;
}
.faq-intro h3{
  font-size:clamp(1.6rem,3vw,2.2rem);
  margin-bottom:1rem;
}
.faq-intro p{
  font-size:1rem;
  line-height:1.9;
  color:var(--muted);
}
.accordion-item{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  margin-bottom:1rem;
  overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-weight:700;
  padding:1.25rem 1.5rem;
  font-size:1rem;
  box-shadow:none!important;
  transition:background .25s ease,color .25s ease;
}
.accordion-button:not(.collapsed){
  color:var(--pine-dark);
  background:rgba(31,107,97,.06);
}
.accordion-button:hover{
  background:rgba(31,107,97,.05);
}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' stroke='%23E3763A' stroke-width='1.6' stroke-linecap='round'%3E%3Cpath d='M8 3v10M3 8h10'/%3E%3C/svg%3E");
  background-size:18px;
  width:24px;height:24px;
  transition:transform .3s ease;
  opacity:.85;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' stroke='%23E3763A' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M8 3v10M3 8h10'/%3E%3C/svg%3E");
}
.accordion-button:focus{
  outline:none;
  box-shadow:0 0 0 4px rgba(227,118,58,.16)!important;
}
.accordion-body{
  padding:0 1.5rem 1.4rem;
  background:rgba(31,107,97,.02);
  border-left:3px solid rgba(31,107,97,.2);
  color:var(--text);
  font-size:.98rem;
  line-height:1.85;
}
.accordion-body p:last-child{margin-bottom:0}

.related-strip{
  background:linear-gradient(180deg,var(--cream),#F1EBDE);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1.25rem;
}
.related-card{
  display:block;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:22px;
  padding:1.35rem 1.4rem;
  min-height:170px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.related-card:hover{
  transform:translateY(-5px);
  border-color:rgba(31,107,97,.25);
  box-shadow:var(--shadow-hover);
}
.related-card h3{
  font-size:1.16rem;
  margin-bottom:.35rem;
  color:var(--text);
}
.related-card p{
  color:var(--muted);
  font-size:.92rem;
  margin:0;
  line-height:1.75;
}
.related-card .go-link{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  font-size:.86rem;
  color:var(--pine);
  font-weight:700;
  margin-top:auto;
}
.related-card:hover .go-link{color:var(--apricot)}

.cta-site{
  background:linear-gradient(135deg,#082E2C,#0C3D3A 55%,#1F6B61);
  border-radius:40px;
  overflow:hidden;
  padding:clamp(3rem,6vw,5.2rem);
  position:relative;
  color:#F2F8F5;
  box-shadow:0 30px 70px rgba(12,61,58,.16);
}
.cta-site::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(120deg,rgba(8,46,44,.9) 20%,rgba(10,52,49,.75) 60%,rgba(31,107,97,.4) 100%),
    url('/assets/images/backpic/back-2.webp') right/cover no-repeat;
  opacity:.95;
}
.cta-site::after{
  content:"";
  position:absolute;
  width:220px;height:220px;
  border-radius:50%;
  top:-80px;left:15%;
  background:radial-gradient(circle,rgba(247,191,136,.32),rgba(247,191,136,0) 70%);
}
.cta-site .container{
  position:relative;z-index:2;
  max-width:820px;
  text-align:center;
}
.cta-site h2{
  color:#FFFDF8;
  font-size:clamp(1.8rem,3.8vw,2.6rem);
  margin-bottom:.8rem;
}
.cta-site .cta-sub{
  color:rgba(255,253,248,.82);
  margin-bottom:1.8rem;
  font-size:1.06rem;
  line-height:1.8;
}
.cta-btn-row{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:1.1rem;
}
.cta-site .btn-kai-orange{
  background:var(--apricot);
  border-color:var(--apricot);
  color:#FFFDF8;
}
.cta-site .btn-kai-orange:hover{
  background:#FFFDF8;
  border-color:#FFFDF8;
  color:var(--pine-dark);
}

.site-footer{
  background:#0C3D3A;
  color:rgba(255,255,255,.78);
  padding:4rem 0 0;
  margin-top:clamp(4rem,7vw,6rem);
}
.footer-brand-name{
  display:flex;
  align-items:center;
  gap:.55rem;
  color:#FFFDF8;
  font-size:1.45rem;
  font-weight:800;
}
.footer-brand-name span:last-child{color:#FFFDF8}
.divider-brand{
  width:56px;height:3px;
  background:linear-gradient(90deg,var(--apricot),transparent);
  border-radius:5px;
  margin:1.3rem 0 1.1rem;
}
.footer-text{
  color:rgba(255,253,248,.7);
  font-size:.95rem;
  max-width:360px;
  line-height:1.9;
}
.footer-title{
  color:#FFFDF8;
  font-size:1.05rem;
  font-weight:700;
  margin-bottom:1.2rem;
}
.footer-links{
  list-style:none;
  padding:0;
  display:grid;
  gap:.55rem;
}
.footer-links a{
  color:rgba(255,253,248,.72);
  font-size:.95rem;
  transition:color .25s ease,padding-left .25s ease;
}
.footer-links a:hover{
  color:#FFFDF8;
  padding-left:6px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-bottom p{
  color:rgba(255,253,248,.65);
}

@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

@media (max-width:1199.98px){
  .hero-flex{gap:2.2rem}
  .hero-float-a{left:-5px}
  .hero-float-b{right:-5px}
}

@media (max-width:991.98px){
  .site-header .navbar{min-height:66px;padding:.55rem}
  .header-nav{
    width:100%;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:.5rem;
    padding:1rem 0 .4rem;
    border-top:1px solid var(--border);
    margin-top:.7rem;
  }
  .header-nav .nav-item-ka{width:100%;text-align:center;border-radius:14px}
  .nav-cta-btn{grid-column:span 2;width:100%;border-radius:14px;padding:.75rem}
  .hero-flex{grid-template-columns:1fr}
  .hero-media{max-width:560px;margin:0 auto}
  .hero-text{text-align:left}
  .hero-stat-card{grid-template-columns:repeat(3,1fr)}
  .access-grid{grid-template-columns:1fr;max-width:620px;margin:0 auto}
  .access-card.feature-mid{transform:none}
  .access-card.feature-mid:hover{transform:translateY(-5px)}
  .steps-grid{grid-template-columns:1fr 1fr}
  .faq-layout{grid-template-columns:1fr;gap:2.2rem}
  .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767.98px){
  .head-row{display:grid;gap:1rem}
  .hero-stat-card{grid-template-columns:1fr;gap:1rem;padding:1.4rem}
  .hero-stat-item{border-right:0;border-bottom:1px solid var(--border);padding-bottom:.9rem;padding-right:0}
  .hero-stat-item:last-child{border-bottom:0;padding-bottom:0}
  .steps-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .related-grid{grid-template-columns:1fr;max-width:500px;margin:0 auto}
}
@media (max-width:575.98px){
  body{font-size:.98rem}
  .container{padding-left:1.1rem;padding-right:1.1rem}
  .section-block{padding:3rem 0}
  .hero-text h1{font-size:2.1rem}
  .hero-float-b{display:none}
  .hero-float-a{left:0;top:auto;bottom:14px}
  .hero-media-img{border-radius:20px}
  .table-wrap{border-radius:20px;margin:0 -0.3rem}
  .table-kai th,.table-kai td{padding:.85rem .9rem}
  .cta-site{border-radius:26px;padding:2.2rem 1.2rem}
}

/* roulang page: category3 */
:root{
  --brand:#1F6B61;
  --brand-2:#0C3D3A;
  --brand-deep:#08302D;
  --accent:#E3763A;
  --accent-soft:#F7BF88;
  --page-bg:#F8F3EA;
  --surface:#FFFDF8;
  --surface-bright:#FFFFFF;
  --surface-deep:#F2EBDF;
  --text:#33443F;
  --text-2:#6C7A75;
  --border:rgba(31,107,97,.13);
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:14px;
  --shadow-1:0 6px 24px rgba(24,54,49,.07);
  --shadow-2:0 18px 54px rgba(24,54,49,.12);
  --transition:.25s ease;
  --font-family:"PingFang SC","Microsoft YaHei","HarmonyOS Sans SC","Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--page-bg);
  color:var(--text);
  font-family:var(--font-family);
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent)}
p{margin:0}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;color:var(--brand-deep)}
i.bi{font-style:normal}
.container{max-width:1280px}
.btn{font-family:inherit;border-radius:var(--radius-sm)!important;transition:all .25s ease!important;font-weight:700;padding:.75rem 1.5rem}
.btn:focus{outline:none!important;box-shadow:0 0 0 4px rgba(227,118,58,.22)!important}
.btn-primary-ka{
  background:var(--accent);color:#fff;border:1.5px solid var(--accent);
}
.btn-primary-ka:hover{
  background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-2px);
}
.btn-deep-ka{
  background:var(--brand);color:#fff;border:1.5px solid var(--brand);
}
.btn-deep-ka:hover{
  background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-2px);
}
.btn-outline-ka{
  background:transparent;color:var(--brand-deep);border:1.5px solid rgba(31,107,97,.45);
}
.btn-outline-ka:hover{
  background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px);
}
.btn-white-ka{
  background:#FFFDF8;color:var(--brand-deep);border:1.5px solid #FFFDF8;
}
.btn-white-ka:hover{
  background:var(--accent);border-color:var(--accent);color:#fff;
}
.container-main{padding-top:76px}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1060;
  background:rgba(248,243,234,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:all .3s ease;
}
.site-header.scrolled{background:rgba(255,253,248,.95);box-shadow:0 14px 34px rgba(12,61,58,.1);border-color:rgba(31,107,97,.08)}
.site-header .navbar{padding:.7rem 0;min-height:76px}
.logo-ka{
  display:inline-flex;align-items:center;gap:10px;
  font-size:1.22rem;font-weight:800;color:var(--brand-deep)!important;
  letter-spacing:.02em;
}
.logo-ka .logo-mark{
  width:38px;height:38px;border-radius:13px;
  background:linear-gradient(135deg,#0C3D3A,#1F6B61 70%,rgba(227,118,58,.5));
  box-shadow:0 8px 20px rgba(12,61,58,.16);
  flex:0 0 auto;
}
.logo-ka .logo-name{color:var(--brand);font-weight:800;letter-spacing:.02em}
.logo-ka .logo-name::after{content:""}
.header-nav{display:flex;align-items:center;gap:.15rem}
.nav-item-ka{
  display:inline-block;
  padding:.5rem 1rem;
  margin:0 .1rem;
  color:var(--text);
  font-size:.96rem;
  font-weight:600;
  border-radius:9px;
  transition:all var(--transition);
}
.nav-item-ka:hover{color:var(--brand);background:rgba(31,107,97,.07)}
.nav-item-ka.active{color:var(--brand-deep)!important;background:rgba(31,107,97,.1)}
.nav-cta-btn{
  display:inline-flex;align-items:center;justify-content:center;
  margin-left:.6rem;padding:.48rem 1.05rem;
  background:var(--accent);border-radius:9px;color:#fff!important;
  font-weight:700;font-size:.93rem;
  transition:all var(--transition);
}
.nav-cta-btn:hover{background:var(--brand-deep);color:#fff}
.navbar-toggler{
  border:none!important;padding:.5rem;outline:none!important;
  box-shadow:none!important;
  background:transparent!important;
}
.nav-toggle-bar{
  display:block;width:26px;height:2.5px;border-radius:3px;
  background:var(--brand-deep);
  position:relative;
  transition:all .3s ease;
}
.nav-toggle-bar::before,.nav-toggle-bar::after{
  content:"";position:absolute;left:0;right:0;height:2.5px;border-radius:3px;background:var(--brand-deep);transition:all .3s ease;
}
.nav-toggle-bar::before{top:-8px}
.nav-toggle-bar::after{top:8px}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar{background:transparent}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar::before{top:0;transform:rotate(45deg)}
.navbar-toggler[aria-expanded="true"] .nav-toggle-bar::after{top:0;transform:rotate(-45deg)}

/* ===== 基础 section 胶囊 ===== */
.sec-kick{
  display:inline-flex;align-items:center;gap:.4rem;
  font-size:.85rem;font-weight:700;letter-spacing:.08em;
  color:var(--brand);background:rgba(31,107,97,.09);
  padding:.38rem 1rem;border-radius:40px;
  margin-bottom:1rem;
}
.sec-title{font-size:clamp(1.6rem,3.4vw,2.4rem);line-height:1.25;font-weight:800}
.section-space{padding:clamp(3rem,7vw,5.6rem) 0}

/* ===== 分类 hero ===== */
.category-hero{
  position:relative;
  background:
    linear-gradient(96.2deg,rgba(8,48,45,.96) 0%,rgba(12,61,58,.92) 56%,rgba(16,88,82,.82) 100%),
    url('/assets/images/backpic/back-2.webp') no-repeat center / cover;
  color:#fff;
  overflow:hidden;
  padding:clamp(3.3rem,6vw,5.8rem) 0 clamp(2.4rem,5vw,4rem);
}
.category-hero::before{
  content:"";pointer-events:none;position:absolute;width:440px;height:440px;right:-120px;top:-160px;
  background:radial-gradient(circle,rgba(227,118,58,.28),transparent 62%);
}
.category-hero::after{
  content:"";pointer-events:none;position:absolute;width:300px;height:300px;left:-160px;bottom:-180px;
  background:radial-gradient(circle,rgba(247,191,136,.13),transparent 65%);
}
.hero-breadcrumb{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;color:rgba(255,255,255,.62);font-size:.9rem;margin-bottom:1.3rem;position:relative;z-index:2}
.hero-breadcrumb a{color:rgba(255,255,255,.78)}
.hero-breadcrumb a:hover{color:var(--accent-soft)}
.hero-breadcrumb .sep{opacity:.5;margin:0 .2rem}
.category-hero h1{
  color:#fff;font-size:clamp(2.1rem,6vw,3.3rem);line-height:1.18;letter-spacing:.015em;
  position:relative;z-index:2;
}
.category-hero .h1-glow{
  color:var(--accent-soft);display:inline-block;position:relative;
}
.category-hero .hero-lead{
  margin-top:1.2rem;font-size:1.08rem;max-width:680px;color:rgba(255,255,255,.86);
  line-height:1.95;position:relative;z-index:2;
}
.hero-meta-row{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:.7rem 1.4rem;margin-top:1.7rem;
  color:rgba(255,255,255,.72);font-size:.96rem;
}
.hero-meta-row i{color:var(--accent-soft);margin-right:.4rem}
.hero-panel{
  position:relative;z-index:2;
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(10px);
  padding:2rem 1.6rem;
  box-shadow:0 28px 54px rgba(0,0,0,.16);
}
.hero-photo-block{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  margin-bottom:1.1rem;
}
.hero-photo-block img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-photo-block::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 34%,rgba(12,61,58,.55));
}
.photo-tag{
  position:absolute;top:1rem;left:1rem;z-index:3;
  background:rgba(12,61,58,.72);color:#FFFDF8;
  font-size:.8rem;font-weight:700;
  border-radius:40px;padding:.3rem .85rem;
  backdrop-filter:blur(5px);
}
.panel-mini-items{display:flex;flex-direction:column;gap:.45rem;color:rgba(255,255,255,.9);font-size:.95rem}
.panel-mini-items i{color:var(--accent-soft);margin-right:.35rem}

/* ===== 分类栏目价值 ===== */
.value-strip{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);padding:1.4rem 1rem;
}
.value-item{
  display:flex;flex-direction:column;justify-content:center;
  padding:1rem 1.2rem;height:100%;border-radius:var(--radius-md);
}
.value-item .value-num{
  font-size:2.1rem;font-weight:800;color:var(--brand);line-height:1.2;
}
.value-item .value-num small{font-size:1rem;color:var(--text-2);font-weight:600;margin-left:.15rem}
.value-item .value-label{font-size:.9rem;color:var(--text-2);font-weight:600}
.value-item .value-desc{font-size:.88rem;color:var(--text-2);margin-top:.4rem}
.value-sep{width:1px;background:rgba(31,107,97,.12);margin:.9rem 0}

/* ===== 方向定位 ===== */
.direction-block{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);padding:clamp(1.6rem,3vw,2.5rem);
  height:100%;transition:transform var(--transition),box-shadow var(--transition);
}
.direction-block:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.direction-icon{
  width:52px;height:52px;border-radius:17px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;color:var(--brand);background:rgba(31,107,97,.1);
  margin-bottom:1.2rem;
}
.direction-block h3{font-size:1.3rem;font-weight:800;margin-bottom:.8rem}
.direction-block p{color:var(--text-2);line-height:1.85}

/* ===== 主题展示 ===== */
.topic-main-wrap{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform var(--transition),box-shadow var(--transition);
}
.topic-main-wrap:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.topic-img{position:relative;overflow:hidden}
.topic-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.topic-overlay-tag{
  position:absolute;top:1rem;left:1rem;
  background:rgba(12,61,58,.74);color:#fff;border-radius:40px;
  font-size:.8rem;font-weight:700;padding:.3rem .8rem;
  backdrop-filter:blur(4px);
}
.topic-content{display:flex;flex-direction:column;justify-content:center;padding:clamp(1.5rem,3vw,2.6rem)}
.topic-content .topic-marker{
  font-size:.8rem;font-weight:700;letter-spacing:.06em;color:var(--accent);text-transform:uppercase;
  display:flex;align-items:center;gap:.5rem;margin-bottom:.8rem;
}
.topic-content h3{font-size:clamp(1.2rem,2vw,1.7rem);font-weight:800;margin-bottom:.9rem;line-height:1.4}
.topic-content p{color:var(--text-2);line-height:1.9;margin-bottom:1.3rem}
.topic-list-arrow{
  display:inline-flex;align-items:center;gap:.55rem;color:var(--brand);font-weight:700;
  font-size:.95rem;transition:gap var(--transition);
}
.topic-list-arrow:hover{gap:.8rem;color:var(--accent)}
.mini-feature-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:1.6rem;height:100%;
  box-shadow:var(--shadow-1);transition:all var(--transition);
}
.mini-feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(31,107,97,.3)}
.mini-feature-card .mini-ico{
  width:46px;height:46px;border-radius:15px;background:rgba(227,118,58,.13);
  color:var(--accent);display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;margin-bottom:1rem;
}
.mini-feature-card h4{font-size:1.12rem;margin-bottom:.55rem}
.mini-feature-card p{font-size:.92rem;color:var(--text-2);line-height:1.8}

/* ===== 专题流程 ===== */
.process-section{
  position:relative;background:var(--brand-2);color:#fff;
  overflow:hidden;
}
.process-section::before{
  content:"";position:absolute;width:420px;height:420px;left:-110px;top:-180px;
  background:radial-gradient(circle,rgba(227,118,58,.24),transparent 62%);
}
.process-section::after{
  content:"";position:absolute;width:300px;height:300px;right:-100px;bottom:-140px;
  background:radial-gradient(circle,rgba(31,107,97,.75),transparent 64%);
}
.process-section .sec-title{color:#fff}
.process-top{position:relative;z-index:2}
.process-card{
  position:relative;z-index:2;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-lg);
  padding:1.8rem 1.6rem;
  height:100%;
  backdrop-filter:blur(6px);
  transition:all var(--transition);
}
.process-card:hover{background:rgba(255,255,255,.13);transform:translateY(-3px)}
.process-num{
  font-size:2rem;font-weight:800;line-height:1;
  color:var(--accent-soft);margin-bottom:1rem;
}
.process-card h4{color:#fff;font-size:1.05rem;font-weight:700;margin-bottom:.7rem}
.process-card p{color:rgba(255,255,255,.72);font-size:.92rem;line-height:1.8}
.process-note{
  position:relative;z-index:2;margin-top:2rem;
  display:flex;flex-wrap:wrap;gap:.5rem 1.8rem;
  background:rgba(255,255,255,.07);border-radius:var(--radius-md);
  padding:1rem 1.4rem;color:rgba(255,255,255,.76);font-size:.9rem;
}
.process-note i{color:var(--accent-soft)}
/* ===== 会员素材 ===== */
.lock-feature{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.lock-media{position:relative;min-height:300px}
.lock-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lock-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,61,58,.35),rgba(12,61,58,.68) 95%);
}
.lock-badge{
  position:absolute;right:1rem;bottom:1rem;z-index:3;
  background:var(--accent);color:#fff;display:flex;align-items:center;gap:.45rem;
  padding:.48rem 1rem;border-radius:40px;font-weight:700;font-size:.9rem;
}
.lock-panel{padding:clamp(1.8rem,3.6vw,3rem)}
.lock-panel h3{font-size:clamp(1.35rem,2.4vw,1.9rem);line-height:1.4;margin-bottom:.9rem}
.lock-panel p{color:var(--text-2);line-height:1.9;margin-bottom:1.1rem}
.lock-list{list-style:none;padding:0;margin:0 0 1.6rem}
.lock-list li{display:flex;align-items:flex-start;gap:.6rem;padding:.45rem 0;color:var(--text);font-weight:600}
.lock-list li i{color:var(--accent);font-size:1.05rem}

/* ===== FAQ ===== */
.faq-wrap{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.accordion-ka .accordion-item{
  background:transparent;border:none;border-radius:0;
}
.accordion-ka .accordion-item+.accordion-item{border-top:1px solid var(--border)}
.accordion-ka .accordion-button{
  background:transparent;color:var(--text);padding:1.25rem 1.5rem;
  font-weight:700;font-size:1.02rem;
  box-shadow:none;border-radius:0;
}
.accordion-ka .accordion-button:hover{background:rgba(31,107,97,.04);color:var(--brand-deep)}
.accordion-ka .accordion-button:focus{outline:none;box-shadow:inset 0 0 0 3px rgba(31,107,97,.15);z-index:1}
.accordion-ka .accordion-button:not(.collapsed){
  background:rgba(31,107,97,.07);color:var(--brand-deep);
}
.accordion-ka .accordion-button::after{display:none}
.accordion-ka .accordion-button .acc-ico{
  margin-left:auto;flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  background:rgba(31,107,97,.1);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;transition:transform .3s ease;
}
.accordion-ka .accordion-button:not(.collapsed) .acc-ico{transform:rotate(45deg);background:var(--brand);color:#fff}
.accordion-ka .accordion-body{
  padding:0 1.8rem 1.4rem;
  color:var(--text-2);font-size:.97rem;
  background:transparent;
  line-height:1.95;
}
.accordion-ka{
  --bs-accordion-border-width:0;
  --bs-accordion-btn-focus-box-shadow:none;
}
/* ===== 相关分类 ===== */
.related-block{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);
  padding:clamp(1.5rem,3vw,2.2rem);
}
.related-title{font-size:1.35rem;font-weight:800;margin-bottom:.4rem}
.related-sub{color:var(--text-2);font-size:.93rem;margin-bottom:1.4rem}
.related-item{
  display:flex;align-items:center;gap:1rem;
  border:1px solid var(--border);border-radius:18px;
  padding:1rem 1.2rem;background:#FFFDF8;
  color:var(--text);font-weight:700;
  transition:all var(--transition);
}
.related-item i{width:40px;height:40px;flex:0 0 auto;background:rgba(31,107,97,.12);color:var(--brand);display:flex;align-items:center;justify-content:center;border-radius:13px;font-size:1.1rem;transition:all var(--transition)}
.related-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);color:var(--brand-deep);border-color:rgba(31,107,97,.35)}
.related-item:hover i{background:var(--brand);color:#fff}
/* ===== CTA ===== */
.cta-deep{
  position:relative;
  background:
    linear-gradient(rgba(8,48,45,.88),rgba(8,48,45,.9)),
    url('/assets/images/backpic/back-3.webp') center / cover;
  border-radius:var(--radius-lg);
  color:#fff;
  overflow:hidden;
  padding:clamp(2.4rem,5vw,4rem);
  text-align:center;
}
.cta-deep::before{
  content:"";position:absolute;width:320px;height:320px;right:-80px;top:-160px;
  background:radial-gradient(circle,rgba(227,118,58,.25),transparent 62%);
}
.cta-deep h2{color:#fff;font-size:clamp(1.6rem,3.5vw,2.5rem);position:relative}
.cta-deep p{color:rgba(255,255,255,.8);max-width:640px;margin:1rem auto 2rem;position:relative}

/* ===== footer ===== */
.site-footer{
  background:var(--brand-2);color:rgba(255,255,255,.74);
  padding-top:clamp(3rem,6vw,5rem);
  margin-top:0;
}
.site-footer .divider-brand{
  width:52px;height:4px;border-radius:3px;
  background:linear-gradient(90deg,var(--accent),var(--accent-soft));
  margin:1.1rem 0;
}
.footer-brand-name{display:flex;align-items:center;gap:.6rem;font-size:1.35rem;font-weight:800;color:#fff}
.site-footer .logo-mark{border-radius:13px;background:rgba(255,255,255,.1)!important;width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center}
.footer-text{color:rgba(255,255,255,.62);font-size:.92rem;max-width:360px;line-height:1.85}
.footer-title{font-size:1rem;color:#fff;font-weight:700;margin-bottom:1rem}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:.4rem}
.footer-links a{color:rgba(255,255,255,.6);font-size:.92rem;display:inline-block;transition:all .25s}
.footer-links a:hover{color:var(--accent-soft);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.45)}

/* ===== bootstrap 视觉复位 ===== */
.form-control,.form-select{background-color:#FFFDF8;border:1px solid rgba(31,107,97,.15);border-radius:13px;color:var(--text)}
.form-control:focus,.form-select:focus{border-color:var(--brand);box-shadow:0 0 0 .25rem rgba(31,107,97,.12);outline:0}

/* ===== 空状态 ===== */
.empty-state{
  background:var(--surface);border:1px dashed rgba(31,107,97,.35);
  border-radius:var(--radius-md);color:var(--text-2);
  text-align:center;padding:2rem 1rem;
}

/* ===== 响应式 ===== */
@media(max-width:991.98px){
  .navbar-collapse{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:20px;
    margin-top:1rem;
    box-shadow:var(--shadow-2);
    padding:1.1rem 1.2rem;
  }
  .header-nav{flex-direction:column;align-items:stretch;width:100%}
  .nav-item-ka{margin:.05rem 0;padding:.7rem .9rem}
  .nav-item-ka.active{background:rgba(31,107,97,.1)}
  .nav-cta-btn{margin:.7rem 0 0;justify-content:center}
  .value-sep{display:none}
  .category-hero{padding-top:4rem}
  .hero-panel{margin-top:1.6rem}
}
@media(max-width:767px){
  .section-space{padding:3rem 0}
  .footer-brand-name{font-size:1.15rem}
  .mini-feature-card{margin-bottom:.8rem}
  .process-card{margin-bottom:.9rem}
  .cta-deep .btn{display:block;width:100%}
}
@media(max-width:575px){
  .category-hero h1{font-size:1.9rem}
  .hero-lead{font-size:.98rem}
  .lock-panel{padding:1.5rem}
  .lock-media{min-height:240px}
  .accordion-ka .accordion-button{padding:1rem .9rem}
  .accordion-ka .accordion-body{padding:0 1.2rem 1.2rem}
  .btn{width:100%;margin-bottom:.5rem}
  .btn-group-ka .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
    --kai-teal-deep:#0C3D3A;
    --kai-teal:#1F6B61;
    --kai-teal-soft:#2E7F6C;
    --kai-orange:#E3763A;
    --kai-orange-light:#F7BF88;
    --kai-bg:#F8F3EA;
    --kai-surface:#FFFDF8;
    --kai-text:#33443F;
    --kai-muted:#6C7A75;
    --kai-border:rgba(31,107,97,.14);
    --kai-radius-lg:28px;
    --kai-radius-md:20px;
    --kai-radius-sm:14px;
    --kai-shadow-sm:0 6px 20px rgba(18,56,50,.08);
    --kai-shadow-md:0 16px 38px rgba(18,56,50,.12);
    --kai-shadow-lg:0 28px 60px rgba(9,44,40,.16);
    --kai-transition:all .28s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","HarmonyOS Sans SC","Segoe UI",sans-serif;background:var(--kai-bg);color:var(--kai-text);line-height:1.8;font-size:1rem;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--kai-teal);text-decoration:none;transition:var(--kai-transition)}
a:hover{color:var(--kai-orange)}
p{margin:0 0 1rem}
ul,ol{margin:0;padding:0}
li{list-style:none}
button{font-family:inherit}

/* ---------- 通用容器与区块 ---------- */
.container{max-width:1280px;--bs-gutter-x:1.5rem}
.page-section{padding:clamp(4.5rem,8vw,7rem) 0}
.section-title-row{margin-bottom:2.75rem}
.section-eyebrow{display:inline-flex;align-items:center;gap:.4rem;background:rgba(31,107,97,.08);padding:.28rem .85rem;border-radius:999px;font-size:.8rem;font-weight:800;letter-spacing:.03em;color:var(--kai-teal-deep);margin-bottom:1rem}
.section-desc{color:var(--kai-muted);max-width:640px;margin:0}
.text-link-ka{display:inline-flex;align-items:center;gap:.45rem;font-weight:700;color:var(--kai-teal-deep);font-size:.98rem;line-height:1.4}
.text-link-ka:hover{color:var(--kai-orange)}
.arrow-right{display:inline-block;font-size:1.25em;line-height:1;transform:translateX(0);transition:transform .25s ease}
.text-link-ka:hover .arrow-right{transform:translateX(4px)}

/* ---------- 按钮体系 ---------- */
.ka-btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:48px;padding:.72rem 1.45rem;border-radius:var(--kai-radius-sm);font-weight:700;font-size:1rem;line-height:1.2;border:1px solid transparent;text-decoration:none;transition:var(--kai-transition);white-space:nowrap}
.ka-btn:hover{transform:translateY(-2px);color:#fffdf8;text-decoration:none}
.ka-btn:active{transform:translateY(0) scale(.98)}
.ka-btn-orange{background:var(--kai-orange);border-color:var(--kai-orange);color:#fffdf8}
.ka-btn-orange:hover{background:var(--kai-teal-deep);border-color:var(--kai-teal-deep);color:#fffdf8}
.ka-btn-ghost{background:transparent;border-color:rgba(255,253,248,.6);color:#fffdf8}
.ka-btn-ghost:hover{background:#fffdf8;border-color:#fffdf8;color:var(--kai-teal-deep)}
.ka-btn-outline{background:var(--kai-surface);border-color:rgba(31,107,97,.3);color:var(--kai-teal-deep)}
.ka-btn-outline:hover{background:var(--kai-teal);border-color:var(--kai-teal);color:#fffdf8}
.ka-btn small{font-size:.86rem;font-weight:600}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1050;background:rgba(248,243,234,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(31,107,97,.08)}
.site-header .navbar{padding:0;min-height:76px;flex-wrap:nowrap}
.navbar-brand{margin-right:0;padding:0;display:flex;align-items:center}
.logo-ka{display:inline-flex;align-items:center;gap:.6rem;font-size:1.25rem;font-weight:800;color:var(--kai-teal-deep);line-height:1.2}
.logo-mark{width:40px;height:40px;border-radius:14px;background:linear-gradient(135deg,#0C3D3A 0%,#1F6B61 100%);box-shadow:0 6px 16px rgba(18,56,50,.18)}
.logo-name{letter-spacing:-.01em}
.header-nav{display:flex;align-items:center;gap:.15rem}
.nav-item-ka{position:relative;display:inline-flex;align-items:center;padding:.58rem .95rem;border-radius:12px;font-weight:600;font-size:.96rem;color:#33443F;line-height:1.4;white-space:nowrap}
.nav-item-ka::after{content:"";position:absolute;left:1rem;right:1rem;bottom:.16rem;height:2px;border-radius:999px;background:var(--kai-orange);transform:scaleX(0);transform-origin:center;transition:transform .25s ease}
.nav-item-ka:hover{background:rgba(31,107,97,.07);color:var(--kai-teal-deep)}
.nav-item-ka.active{background:rgba(31,107,97,.09);color:var(--kai-teal-deep);font-weight:800}
.nav-item-ka.active::after{transform:scaleX(1)}
.nav-cta-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;margin-left:.35rem;padding:.45rem 1.25rem;border-radius:13px;background:var(--kai-orange);border:1px solid var(--kai-orange);color:#fffdf8;font-weight:700;font-size:.96rem;white-space:nowrap;transition:var(--kai-transition)}
.nav-cta-btn:hover{background:var(--kai-teal-deep);border-color:var(--kai-teal-deep);color:#fffdf8;transform:translateY(-2px)}
.nav-cta-btn:focus-visible{outline:3px solid rgba(227,118,58,.42);outline-offset:2px}
.navbar-toggler{width:46px;height:46px;border:0;padding:0;box-shadow:none!important;position:relative}
.navbar-toggler:focus{outline:3px solid rgba(31,107,97,.2);outline-offset:0}
.nav-toggle-bar{display:block;width:24px;height:2px;background:var(--kai-text);border-radius:999px;margin:0 auto;position:relative;transition:background .2s}
.nav-toggle-bar::before,.nav-toggle-bar::after{content:"";position:absolute;left:0;width:24px;height:2px;background:var(--kai-text);border-radius:999px;transition:transform .25s ease}
.nav-toggle-bar::before{top:-8px}
.nav-toggle-bar::after{top:8px}

/* ---------- 分类 Hero ---------- */
.category-hero{position:relative;overflow:hidden;background:linear-gradient(118deg,#0a3531 0%,#14544b 44%,#1f6b61 84%,#2d7868 100%);color:#fffdf8;padding:clamp(3.2rem,7vw,5.6rem) 0}
.category-hero::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;opacity:.28;mix-blend-mode:luminosity}
.category-hero::after{content:"";position:absolute;width:720px;height:720px;top:-260px;right:-160px;background:radial-gradient(circle,rgba(227,118,58,.42) 0%,rgba(227,118,58,0) 64%);pointer-events:none}
.category-hero .container{position:relative;z-index:2}
.category-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-bottom:1.6rem;font-size:.88rem;color:rgba(255,253,248,.72)}
.category-breadcrumb a{color:rgba(255,253,248,.72);font-weight:600}
.category-breadcrumb a:hover{color:#fffdf8}
.category-breadcrumb .sep{opacity:.55}
.category-breadcrumb .current{color:#fffdf8;font-weight:700}
.hero-kicker{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:1.2rem;padding:.36rem 1rem;border-radius:999px;background:rgba(255,253,248,.12);border:1px solid rgba(255,253,248,.18);font-size:.84rem;font-weight:700;color:rgba(255,253,248,.9)}
.hero-kicker .dot{width:6px;height:6px;border-radius:50%;background:var(--kai-orange-light);box-shadow:0 0 0 4px rgba(247,191,136,.18)}
.category-hero h1{font-size:clamp(2.4rem,5vw,3.6rem);line-height:1.16;font-weight:800;margin:0 0 1.2rem;letter-spacing:-.02em}
.category-hero-lead{color:rgba(255,253,248,.82);font-size:1.08rem;max-width:690px;line-height:1.95;margin-bottom:1.6rem}
.hero-mini-tags{display:flex;flex-wrap:wrap;gap:.75rem;padding:0;margin:0 0 1.9rem}
.hero-mini-tags li{background:rgba(255,253,248,.1);border:1px solid rgba(255,253,248,.14);border-radius:999px;padding:.3rem .9rem;font-size:.86rem;font-weight:600;color:rgba(255,253,248,.88)}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem}
.hero-visual-card{background:rgba(255,253,248,.96);border-radius:26px;padding:.68rem;box-shadow:0 28px 60px rgba(4,30,27,.3);transform:rotate(1.4deg);transition:transform .35s ease}
.hero-visual-card:hover{transform:rotate(0deg) translateY(-4px)}
.hero-visual-card img{border-radius:20px;aspect-ratio:4/3;object-fit:cover;width:100%}
.visual-card-footer{padding:.95rem 1rem .4rem;background:rgba(255,253,248,.98);border-radius:0 0 18px 18px}
.visual-card-footer span{display:block;color:var(--kai-orange);font-size:.78rem;font-weight:700;letter-spacing:.04em;margin-bottom:.15rem}
.visual-card-footer strong{color:var(--kai-teal-deep);font-size:1.15rem;font-weight:800}
.visual-card-footer small{color:var(--kai-muted);font-size:.84rem;line-height:1.6}

/* ---------- 分类内容区：矩阵卡片 ---------- */
.topics-guide-section{background:linear-gradient(180deg,var(--kai-bg) 0%,#eef1e8 180%)}
.topic-grid .topic-card{display:flex;flex-direction:column;justify-content:flex-start}
.topic-grid .topic-card ul{margin-top:auto}
.topic-card{background:var(--kai-surface);border:1px solid var(--kai-border);border-radius:var(--kai-radius-lg);padding:1.7rem;height:100%;position:relative;overflow:hidden;transition:var(--kai-transition);box-shadow:var(--kai-shadow-sm)}
.topic-card:hover{transform:translateY(-5px);border-color:rgba(31,107,97,.3);box-shadow:var(--kai-shadow-lg)}
.topic-main-card h3,.topic-image-card h3,.topic-list-card h3{margin:1rem 0 .7rem;font-size:1.32rem;font-weight:800;color:var(--kai-teal-deep);line-height:1.4}
.topic-dark-card h3{color:#fffdf8}
.topic-card p{color:var(--kai-muted);font-size:.96rem;line-height:1.85;margin-bottom:.5rem}
.topic-dark-card p{color:rgba(255,253,248,.78)}
.topic-meta{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem}
.topic-num{font-size:.86rem;font-weight:800;letter-spacing:.05em;color:rgba(31,107,97,.45)}
.topic-tag{display:inline-flex;align-items:center;padding:.24rem .8rem;border-radius:999px;background:rgba(31,107,97,.1);color:var(--kai-teal-deep);font-size:.8rem;font-weight:700;line-height:1.5}
.topic-dark-card .topic-tag{background:rgba(255,253,248,.18);color:#fffdf8}
.topic-card .topic-checks,.topic-card .topic-scenes{margin-top:1.15rem;display:grid;gap:.7rem}
.topic-checks li{position:relative;padding-left:1.5rem;font-size:.94rem;color:var(--kai-text)}
.topic-checks li::before{content:"✓";position:absolute;left:0;color:var(--kai-orange);font-weight:800}
.topic-dark-card{background:linear-gradient(140deg,#0b3d38 0%,#1f6b61 100%);border-color:transparent;box-shadow:var(--kai-shadow-md)}
.topic-dark-card .topic-num{color:rgba(255,253,248,.5)}
.topic-dark-card .text-link-ka{color:#fffdf8}
.topic-dark-card .text-link-ka:hover{color:var(--kai-orange-light)}
.topic-image-card{padding:0;background:var(--kai-surface)}
.topic-image-card img{width:100%;aspect-ratio:16/8.5;object-fit:cover;border-radius:28px 28px 0 0}
.topic-image-content{padding:1.5rem 1.7rem 1.8rem}
.topic-image-content h3{margin-top:.7rem}
.topic-list-card{background:linear-gradient(150deg,#fffdf8 0%,#f3f5e9 100%)}
.topic-scene{display:flex;gap:.75rem;padding:.75rem 0;border-bottom:1px dashed rgba(31,107,97,.12)}
.topic-scene:last-child{border-bottom:0}
.topic-point{flex:0 0 30px;width:30px;height:30px;border-radius:10px;background:rgba(227,118,58,.12);color:var(--kai-orange);font-weight:800;font-size:.82rem;display:flex;align-items:center;justify-content:center}
.topic-scene p{font-size:.93rem}
.topic-scene strong{color:var(--kai-teal-deep)}

/* ---------- 浏览路径区 ---------- */
.path-section{background:linear-gradient(180deg,#f8f3ea 0%,#e9efe5 100%);padding:clamp(4.5rem,8vw,6.5rem) 0}
.path-intro-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.8rem}
.path-steps{display:grid;gap:1rem;counter-reset:step}
.path-step{position:relative;display:flex;gap:1.05rem;background:var(--kai-surface);border:1px solid var(--kai-border);border-radius:22px;padding:1.25rem 1.35rem;align-items:flex-start;transition:var(--kai-transition);box-shadow:var(--kai-shadow-sm)}
.path-step:hover{transform:translateX(6px);border-color:rgba(31,107,97,.26);box-shadow:var(--kai-shadow-md)}
.path-step:last-child{margin-bottom:0}
.path-step .arrow-line{position:absolute;left:33px;right:1.35rem;bottom:-1rem;height:18px;border-left:2px dashed rgba(31,107,97,.22);border-bottom:2px dashed rgba(31,107,97,.22);border-radius:0 0 14px 14px}
.path-step:last-child .arrow-line{display:none}
.path-step-icon{flex:0 0 48px;width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,var(--kai-teal) 0%,#2E7F6C 100%);display:flex;align-items:center;justify-content:center;font-weight:800;color:#fffdf8;font-size:1rem;box-shadow:0 10px 22px rgba(18,56,50,.16);position:relative;z-index:1}
.path-step h3{margin:0 0 .3rem;font-size:1.08rem;font-weight:800;color:var(--kai-teal-deep)}
.path-step p{margin:0;font-size:.94rem;line-height:1.8;color:var(--kai-muted)}
.path-caption{max-width:520px}

/* ---------- 更新提示条 ---------- */
.update-note-section{}
.update-note-inner{position:relative;overflow:hidden;background:var(--kai-surface);border:1px solid var(--kai-border);border-radius:28px;box-shadow:var(--kai-shadow-sm);padding:2.2rem 2.5rem;display:flex;flex-direction:row;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap}
.update-note-inner::after{content:"";position:absolute;width:260px;height:260px;right:-90px;top:-120px;background:radial-gradient(circle,rgba(227,118,58,.17) 0%,rgba(227,118,58,0) 66%);pointer-events:none}
.update-note-text{position:relative;z-index:1}
.update-note-text h2{margin:0 0 .35rem;color:var(--kai-teal-deep);font-weight:800;font-size:1.48rem}
.update-note-text p{color:var(--kai-muted);margin:0;max-width:700px}

/* ---------- FAQ 区 ---------- */
.faq-section{background:rgba(31,107,97,.04)}
.faq-head .section-desc{margin-top:1rem}
.accordion{--bs-accordion-border-width:0;--bs-accordion-border-radius:20px;--bs-accordion-inner-border-radius:20px;--bs-accordion-body-padding-y:1.2rem}
.accordion-item{background:var(--kai-surface);border:1px solid var(--kai-border)!important;border-radius:20px!important;margin-bottom:1rem;overflow:hidden;box-shadow:0 4px 12px rgba(18,56,50,.04)}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{background:var(--kai-surface);color:var(--kai-text);font-weight:800;font-size:1.02rem;padding:1.12rem 1.4rem;box-shadow:none;border:0;transition:background .25s ease}
.accordion-button:hover{background:rgba(31,107,97,.06)}
.accordion-button:not(.collapsed){background:rgba(31,107,97,.08);color:var(--kai-teal-deep);box-shadow:none}
.accordion-button:focus{outline:3px solid rgba(227,118,58,.24);outline-offset:-2px;box-shadow:none}
.accordion-button::after{content:"+";width:24px;height:24px;background-image:none;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:400;color:var(--kai-orange);line-height:1;transform:none;transition:transform .25s ease;font-family:inherit}
.accordion-button:not(.collapsed)::after{content:"−";transform:none}
.accordion-body{padding:0 1.4rem 1.3rem;color:var(--kai-muted);border-left:3px solid rgba(227,118,58,.35);margin:0 .9rem 1rem 1.2rem;background:rgba(31,107,97,.04);border-radius:0 12px 12px 0;font-size:.98rem}
.accordion-body p{margin-bottom:.3rem}

/* ---------- 分类互导 ---------- */
.cross-section{}
.cross-category-card{display:flex;align-items:center;gap:1rem;background:var(--kai-surface);border:1px solid var(--kai-border);border-radius:22px;padding:1.35rem 1.4rem;height:100%;color:inherit;transition:var(--kai-transition);box-shadow:var(--kai-shadow-sm)}
.cross-category-card:hover{transform:translateY(-5px);border-color:rgba(31,107,97,.25);color:inherit;box-shadow:var(--kai-shadow-md)}
.cross-category-card.is-current{background:rgba(31,107,97,.07);pointer-events:none}
.cross-icon{flex:0 0 46px;width:46px;height:46px;border-radius:16px;background:rgba(31,107,97,.1);color:var(--kai-teal-deep);font-size:1.05rem;font-weight:800;display:flex;align-items:center;justify-content:center}
.cross-category-card.is-current .cross-icon{background:var(--kai-teal);color:#fffdf8}
.cross-category-body{width:100%}
.cross-category-body h3{margin:0 0 .1rem;font-size:1.05rem;font-weight:800;color:var(--kai-teal-deep)}
.cross-category-body p{margin:0;font-size:.87rem;line-height:1.6;color:var(--kai-muted)}
.cross-category-body span{display:inline-flex;align-items:center;gap:.3rem;color:var(--kai-orange);font-size:.87rem;font-weight:700;margin-top:.28rem}

/* ---------- 底部 CTA ---------- */
.member-cta-section{padding:clamp(3.5rem,7vw,6rem) 0}
.member-cta-panel{position:relative;overflow:hidden;background:linear-gradient(120deg,#093430 0%,#105249 58%,#1F6B61 100%);border-radius:36px;padding:clamp(2.2rem,6vw,4.2rem);color:#fffdf8;box-shadow:var(--kai-shadow-lg)}
.member-cta-panel::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-1.png") right center/cover no-repeat;opacity:.23;mix-blend-mode:luminosity}
.member-cta-content{position:relative;z-index:1;max-width:760px}
.member-cta-content .section-eyebrow{background:rgba(227,118,58,.18);color:#F7BF88}
.member-cta-content h2{color:#fffdf8;font-weight:800;font-size:clamp(1.55rem,3.4vw,2.5rem);line-height:1.25;margin:1rem 0 1rem}
.member-cta-content p{color:rgba(255,253,248,.76);font-size:1.02rem;max-width:620px}
.member-cta-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2rem}
@media(max-width:991.98px){
    .navbar{min-height:68px}
    .navbar-collapse{position:absolute;top:100%;left:0;right:0;background:var(--kai-surface);border:1px solid var(--kai-border);border-radius:22px;box-shadow:var(--kai-shadow-md);padding:.85rem;margin-top:.5rem}
    .header-nav{display:flex;flex-direction:column;align-items:stretch;gap:.25rem;width:100%}
    .header-nav .nav-item-ka{display:flex;width:100%;padding:.78rem 1rem;border-radius:14px}
    .header-nav .nav-item-ka::after{display:none}
    .header-nav .nav-item-ka.active{background:rgba(31,107,97,.12);color:var(--kai-teal-deep)}
    .nav-cta-btn{display:flex;justify-content:center;width:100%;margin:.35rem 0 0}
    .hero-visual-card{margin-top:.5rem;max-width:520px}
    .update-note-inner{padding:1.6rem 1.4rem;flex-direction:column;align-items:flex-start}
    .member-cta-panel::before{background-position:left center}
}

/* ---------- Footer ---------- */
.site-footer{position:relative;overflow:hidden;background:#082f2b;color:rgba(255,253,248,.75);padding:clamp(3rem,6vw,4.5rem) 0 0}
.site-footer::before{content:"";position:absolute;top:-180px;left:-160px;width:420px;height:420px;background:radial-gradient(circle,rgba(31,107,97,.35),transparent 72%);pointer-events:none}
.footer-brand-name{display:flex;align-items:center;gap:.7rem;color:#fffdf8;font-size:1.35rem;font-weight:800;line-height:1.3}
.footer-brand-name .logo-mark{width:36px;height:36px;border-radius:12px;background:rgba(255,255,255,.12);color:#fffdf8}
.divider-brand{width:54px;height:3px;border-radius:3px;background:var(--kai-orange);margin:1.1rem 0 1.2rem}
.footer-text{max-width:420px;line-height:1.9;color:rgba(255,253,248,.68);margin:0}
.footer-title{color:#fffdf8;font-weight:800;font-size:.96rem;margin-bottom:1.1rem}
.footer-links li{margin-bottom:.55rem}
.footer-links a{color:rgba(255,253,248,.62);font-size:.94rem;display:inline-flex;align-items:center;transition:var(--kai-transition)}
.footer-links a:hover{color:#fffdf8;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,253,248,.12);color:rgba(255,253,248,.42)}
.footer-bottom p{font-size:.86rem}
@media (max-width:575.98px){
    .section-title-row{margin-bottom:2rem}
    .topic-card,.path-step{padding:1.25rem}
    .path-step-icon{flex-basis:44px;width:44px;height:44px;font-size:.9rem}
    .hero-actions,.path-intro-actions,.member-cta-actions{flex-direction:column;width:100%}
    .hero-actions .ka-btn,.member-cta-actions .ka-btn{width:100%}
    .member-cta-panel{border-radius:26px}
    .update-note-inner{flex-wrap:wrap}
    .update-note-text h2{font-size:1.2rem}
}
@media (prefers-reduced-motion:reduce){
    *,*::before,*::after{animation:none!important;transition:none!important}
    html{scroll-behavior:auto}
    .topic-card:hover,.cross-category-card:hover,.hero-visual-card:hover,.path-step:hover{transform:none}
}