/* roulang page: index */
:root {
  --color-bg-page: #F7F3ED;
  --color-bg-card: #FFFFFF;
  --color-bg-subtle: #EFE9E0;
  --color-primary: #D95336;
  --color-primary-hover: #BA3F24;
  --color-primary-soft: #F5DFD6;
  --color-accent: #205E54;
  --color-accent-soft: #DCE9E4;
  --color-heading: #1E2421;
  --color-body: #3E4542;
  --color-muted: #7A827C;
  --color-line: #E2DAD0;
  --color-white: #FFFFFF;
  --color-dark: #1E2421;
  --color-dark-2: #29322E;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(60,50,30,.06);
  --shadow-md: 0 6px 20px rgba(60,50,30,.12);
  --shadow-lg: 0 14px 40px rgba(30,36,33,.14);
  --transition: .18s ease-out;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  background: var(--color-bg-page);
  color: var(--color-body);
  font-family: system-ui, -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2,
h3,
h4,
h5 {
  margin: 0;
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.35;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

button,
input,
select {
  font-family: inherit;
  font-size: 100%;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

:focus-visible {
  outline: 3px solid rgba(32, 94, 84, .55);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 84px 0;
}

.section-alt {
  background: var(--color-bg-subtle);
}

.section-head {
  max-width: 720px;
  margin-bottom: 46px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--color-primary);
}

.section-title {
  font-size: clamp(26px, 3vw, 36px);
  margin-bottom: 16px;
}

.section-desc {
  max-width: 720px;
  color: var(--color-muted);
  font-size: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all var(--transition);
}

.btn-sm {
  height: 40px;
  padding: 0 18px;
  font-size: 14px;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff !important;
  box-shadow: 0 6px 16px rgba(217, 83, 54, .22);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(217, 83, 54, .3);
}

.btn-outline {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .65);
  color: #fff;
}

.btn-outline:hover,
.btn-outline:focus {
  background: #fff;
  color: var(--color-dark);
  border-color: #fff;
  transform: translateY(-2px);
}

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

.btn-accent:hover,
.btn-accent:focus {
  background: #154A42;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(32, 94, 84, .26);
}

.btn-light {
  background: #fff;
  color: var(--color-dark) !important;
}

.btn-light:hover,
.btn-light:focus {
  background: var(--color-primary-soft);
  transform: translateY(-2px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--color-heading);
  transition: gap var(--transition), color var(--transition);
}

.text-link:hover {
  color: var(--color-primary);
  gap: 11px;
}

.text-link .arrow {
  transition: transform var(--transition);
}

.text-link:hover .arrow {
  transform: translateX(4px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--color-line);
  box-shadow: 0 1px 8px rgba(60, 50, 30, .04);
  backdrop-filter: blur(12px);
}

.header-wrap {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  outline-offset: 4px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(217, 83, 54, .24);
}

.brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-heading);
  letter-spacing: .02em;
}

.brand-text small {
  display: block;
  height: 0;
  overflow: hidden;
  font-size: 11px;
  color: var(--color-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0 auto;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 72px;
  padding: 0 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-body);
  transition: color var(--transition);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-heading);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-link.is-active {
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.header-search {
  display: flex;
  align-items: center;
  width: 220px;
  height: 42px;
  background: #F2EEE7;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0 14px;
  transition: border var(--transition), box-shadow var(--transition), background var(--transition);
}

.header-search:hover,
.header-search:focus-within {
  background: #fff;
  border-color: var(--color-line);
  box-shadow: 0 0 0 4px rgba(217, 83, 54, .06);
}

.header-search svg {
  width: 16px;
  height: 16px;
  fill: var(--color-muted);
  flex-shrink: 0;
}

.header-search input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 0 0 0 8px;
  font-size: 14px;
  color: var(--color-body);
}

.search-icon-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-subtle);
  border-radius: 50%;
  color: var(--color-body);
}

.search-icon-btn svg {
  width: 18px;
  height: 18px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--color-bg-subtle);
  padding: 0 9px;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 4px;
  background: var(--color-heading);
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(.5);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  background: #fff;
  border-top: 1px solid var(--color-line);
  box-shadow: 0 16px 28px rgba(0, 0, 0, .08);
}

.mobile-nav-inner {
  padding: 16px 24px 24px;
}

.mobile-nav a {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-heading);
  border-bottom: 1px solid #F0EBE3;
}

.mobile-nav a:hover {
  color: var(--color-primary);
}

.mobile-nav .btn {
  display: flex;
  margin: 18px 0 4px;
  border-bottom: none;
}

/* Hero */
.hero {
  position: relative;
  color: #fff;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(24, 28, 25, .72) 0%, rgba(24, 28, 25, .6) 48%, rgba(24, 28, 25, .3) 100%),
    linear-gradient(0deg, rgba(24, 28, 25, .25), transparent 60%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 84px 24px 108px;
  max-width: 1240px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, .14);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .18);
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}

.hero-pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #FFCCA0;
}

.hero h1 {
  margin: 22px 0 20px;
  color: #fff;
  font-size: clamp(30px, 4.2vw, 44px);
  line-height: 1.25;
  max-width: 660px;
  letter-spacing: .01em;
}

.hero-desc {
  max-width: 560px;
  color: rgba(255, 255, 255, .92);
  font-size: 17px;
  line-height: 1.9;
  margin-bottom: 30px;
}

.hero-cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-side {
  position: relative;
}

.hero-card {
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 22px 50px rgba(0, 0, 0, .28);
  max-width: 420px;
  margin-left: auto;
  transform: rotate(1deg);
}

.hero-card-img {
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
}

.hero-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.hero-card:hover .hero-card-img img {
  transform: scale(1.04);
}

.hero-card-label {
  position: absolute;
  left: 14px;
  top: 14px;
  padding: 5px 11px;
  background: rgba(217, 83, 54, .95);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-pill);
}

.hero-card-body {
  padding: 18px 22px 20px;
}

.hero-card-body h3 {
  font-size: 17px;
  margin-bottom: 5px;
}

.hero-card-body p {
  color: var(--color-muted);
  font-size: 14px;
}

.hero-card-body .meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-primary);
  margin-top: 10px;
  font-weight: 600;
}

.hero-trust {
  position: relative;
  z-index: 3;
  margin-top: -64px;
  padding-bottom: 50px;
}

.trust-bar {
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 14px;
  backdrop-filter: blur(12px);
  padding: 24px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.trust-item {
  flex: 1;
  min-width: 150px;
  color: #fff;
}

.trust-item strong {
  display: block;
  font-size: 26px;
  line-height: 1.2;
  color: #fff;
  margin-bottom: 2px;
  font-weight: 800;
}

.trust-item span {
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
}

/* Feature grid / catalog */
.feature-grid {
  row-gap: 22px;
}

.feature-card {
  background: var(--color-bg-card);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid rgba(226, 218, 208, .7);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
  display: flex;
}

.feature-card > a,
.feature-card > div {
  display: flex;
  width: 100%;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  margin: 0;
}

.feature-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}

.feature-card:hover .feature-visual img {
  transform: scale(1.05);
}

.feature-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(30, 36, 33, .18), transparent 55%);
}

.feature-inner {
  padding: 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.feature-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border-radius: var(--radius-pill);
  margin-bottom: 9px;
}

.feature-card h3 {
  font-size: 19px;
  margin-bottom: 7px;
}

.feature-card p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 10px;
  flex: 1;
}

.feature-link {
  margin-top: 10px;
}

.feature-main .feature-visual {
  aspect-ratio: 2 / 1.12;
}

.feature-main h3 {
  font-size: 21px;
}

/* Scene / guide */
.scene-wrap {
  align-items: center;
}

.scene-media {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.scene-media img {
  object-fit: cover;
  aspect-ratio: 4 / 3.3;
  width: 100%;
}

.scene-main-card {
  margin-bottom: 20px;
}

.scene-card {
  background: var(--color-white);
  border-radius: 14px;
  border: 1px solid var(--color-line);
  padding: 22px 24px;
  display: block;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
}

.scene-card:last-child {
  margin-bottom: 0;
}

.scene-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #D0C8BD;
}

.scene-num {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--color-primary);
  margin-bottom: 7px;
}

.scene-card h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.scene-card p {
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.8;
}

.scene-card .text-link {
  margin-top: 10px;
  font-size: 14px;
}

/* Reviews */
.review-grid {
  row-gap: 18px;
}

.review-card {
  background: var(--color-white);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226, 218, 208, .7);
  padding: 26px 24px;
  height: 100%;
}

.review-quote-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  font-family: Georgia, serif;
  margin-bottom: 14px;
}

.review-card p {
  font-size: 15px;
  line-height: 1.8;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}

.review-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-bg-subtle);
  color: var(--color-heading);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}

.review-author strong {
  display: block;
  font-size: 14px;
  color: var(--color-heading);
  line-height: 1.3;
}

.review-author span {
  font-size: 13px;
  color: var(--color-muted);
}

/* Trending / feed */
.trending-grid {
  align-items: start;
}

.feed-panel,
.recommend-panel {
  background: var(--color-white);
  border-radius: 16px;
  border: 1px solid rgba(226, 218, 208, .7);
  box-shadow: var(--shadow-sm);
  padding: 28px;
  height: 100%;
}

.feed-list {
  list-style: none;
  margin: 0;
}

.feed-list-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  align-items: flex-start;
  border-bottom: 1px solid #F0EBE3;
}

.feed-list-item:first-child {
  padding-top: 4px;
}

.feed-list-item:last-child {
  padding-bottom: 4px;
  border-bottom: 0;
}

.feed-rank {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  min-width: 30px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.feed-content h3 {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 2px;
}

.feed-content h3 a {
  color: var(--color-heading);
}

.feed-content h3 a:hover {
  color: var(--color-primary);
}

.feed-meta {
  font-size: 13px;
  color: var(--color-muted);
}

.side-hot-list {
  list-style: none;
  margin: 0;
  counter-reset: side;
}

.side-hot-list li {
  padding: 14px 0;
  border-bottom: 1px solid #F0EBE3;
  counter-increment: side;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.side-hot-list li:first-child {
  padding-top: 4px;
}

.side-hot-list li:last-child {
  border-bottom: none;
}

.side-hot-list li::before {
  content: counter(side);
  font-size: 20px;
  font-weight: 800;
  color: rgba(217, 83, 54, .38);
  min-width: 22px;
  font-variant-numeric: tabular-nums;
}

.hot-entry {
  flex: 1;
}

.hot-entry strong {
  display: block;
  color: var(--color-heading);
  font-size: 15px;
  line-height: 1.6;
  transition: color var(--transition);
}

.hot-entry strong:hover {
  color: var(--color-primary);
}

.hot-entry span {
  font-size: 13px;
  color: var(--color-muted);
}

.recommend-panel h3 {
  font-size: 18px;
  padding-bottom: 2px;
  margin-bottom: 2px;
}

.recommend-panel .heading-note {
  font-size: 14px;
  color: var(--color-muted);
  padding-bottom: 12px;
  border-bottom: 1px solid #F0EBE3;
}

/* Pricing */
.price-cards {
  row-gap: 18px;
}

.plan-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-sm);
  padding: 30px 28px 28px;
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.plan-card.is-recommended {
  border: 2px solid var(--color-accent);
  box-shadow: 0 8px 28px rgba(32, 94, 84, .14);
}

.plan-badge {
  position: absolute;
  top: -14px;
  left: 24px;
  background: var(--color-accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}

.plan-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 2px;
}

.plan-sub {
  color: var(--color-muted);
  font-size: 14px;
  margin-bottom: 14px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  font-size: 44px;
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1;
  margin-bottom: 16px;
}

.plan-price small {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-muted);
  margin-left: 4px;
}

.plan-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  flex: 1;
}

.plan-list li {
  position: relative;
  padding: 6px 0 6px 24px;
  font-size: 14px;
  color: var(--color-body);
}

.plan-list li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 15px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.plan-card.is-recommended .plan-list li::before {
  background: var(--color-accent);
}

/* FAQ */
.faq-panel .section-head {
  margin-bottom: 28px;
}

.faq-wrap {
  max-width: 920px;
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 12px;
  margin-bottom: 12px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .02);
  overflow: hidden;
}

.faq-item:hover {
  border-color: #CEC5B9;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  justify-content: space-between;
  text-align: left;
  padding: 18px 22px;
  background: transparent;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.5;
}

.faq-q .icon {
  display: flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 50%;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  font-size: 18px;
  font-weight: 500;
  margin-top: 2px;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}

.faq-item.is-open .faq-q .icon {
  transform: rotate(45deg);
  background: var(--color-accent);
  color: #fff;
}

.faq-a {
  display: none;
  padding: 0 24px 20px 22px;
}

.faq-a p {
  color: var(--color-muted);
  font-size: 15px;
  max-width: 900px;
}

.faq-item.is-open .faq-a {
  display: block;
}

/* CTA */
.cta-banner {
  position: relative;
  background-position: center;
  background-size: cover;
  color: #fff;
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(26, 32, 29, .85);
}

.cta-inner {
  position: relative;
  z-index: 2;
  padding: 68px 0;
}

.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-content h2 {
  color: #fff;
  font-size: clamp(24px, 2.6vw, 32px);
  margin-bottom: 10px;
}

.cta-content p {
  color: rgba(255, 255, 255, .8);
  font-size: 16px;
  max-width: 620px;
}

.cta-content .btn {
  flex-shrink: 0;
}

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: #F5EFE7;
  padding: 58px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 42px;
}

.footer-brand .brand {
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand .brand-text {
  color: #fff;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, .62);
  max-width: 320px;
  line-height: 1.85;
}

.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
}

.footer-nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav-links li + li {
  margin-top: 8px;
}

.footer-nav-links a {
  color: rgba(255, 255, 255, .62);
  font-size: 14px;
  line-height: 1.6;
  transition: color var(--transition);
}

.footer-nav-links a:hover {
  color: #fff;
}

.footer-contact {
  color: rgba(255, 255, 255, .62);
  font-size: 14px;
}

.footer-contact .icon {
  margin-right: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 16px 0;
}

.footer-bottom .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

.footer-bottom .dot {
  opacity: .4;
}

/* Foundation fixes */
.grid-container {
  max-width: 1240px;
}

.grid-margin-x > .cell {
  min-width: 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header-search {
    display: none;
  }

  .search-icon-btn {
    display: inline-flex;
  }

  .header-wrap {
    gap: 10px;
  }

  .header-actions .btn-sm {
    font-size: 14px;
    padding: 0 14px;
  }

  .hero-inner {
    padding-top: 60px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .feature-grid .cell + .cell {
    margin-top: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 58px 0;
  }

  .header-actions .btn-sm {
    display: none;
  }

  .header-wrap {
    height: 64px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    font-size: 18px;
    border-radius: 9px;
  }

  .brand-text {
    font-size: 18px;
  }

  .hero-inner {
    padding: 46px 20px 84px;
  }

  .hero-card {
    margin-top: 26px;
    margin-left: 0;
    max-width: none;
    transform: none;
  }

  .hero-trust {
    margin-top: -46px;
  }

  .trust-bar {
    padding: 18px;
    gap: 14px;
  }

  .trust-item strong {
    font-size: 21px;
  }

  .section-title {
    font-size: 24px;
  }

  .scene-media {
    margin-bottom: 18px;
  }

  .cta-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
}

@media (max-width: 520px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .header-search {
    display: none;
  }

  .search-icon-btn {
    display: inline-flex;
  }

  .trust-bar {
    flex-direction: column;
    gap: 10px;
  }

  .trust-item {
    display: flex;
    align-items: baseline;
    gap: 6px;
  }

  .trust-item strong {
    font-size: 19px;
  }

  .feed-list-item {
    gap: 12px;
  }

  .feed-content h3 {
    font-size: 15px;
  }

  .plan-price {
    font-size: 36px;
  }
}

@media (hover: none) {
  .feature-card:hover,
  .scene-card:hover,
  .plan-card:hover,
  .review-card:hover {
    transform: none;
  }
}

/* roulang page: category1 */
:root {
            --color-bg-page: #F7F3ED;
            --color-bg-card: #FFFFFF;
            --color-bg-subtle: #EFE9E0;
            --color-primary: #D95336;
            --color-primary-hover: #BA3F24;
            --color-primary-soft: #F5DFD6;
            --color-accent: #205E54;
            --color-accent-soft: #DCE9E4;
            --color-heading: #1E2421;
            --color-body: #3E4542;
            --color-muted: #7A827C;
            --color-line: #E2DAD0;
            --color-white: #FFFFFF;
            --color-dark: #1E2421;
            --color-dark-2: #29322E;
            --radius-sm: 8px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 8px rgba(60, 50, 30, .06);
            --shadow-md: 0 6px 20px rgba(60, 50, 30, .12);
            --shadow-lg: 0 14px 40px rgba(30, 36, 33, .14);
            --transition: .18s ease-out;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            margin: 0;
            background: var(--color-bg-page);
            color: var(--color-body);
            font-family: system-ui, -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        * {
            box-sizing: border-box;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        button,
        input,
        select {
            font-family: inherit;
            font-size: 100%;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 84px 0;
        }

        .section-alt {
            background: var(--color-bg-subtle);
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 46px;
        }

        .eyebrow {
            display: inline-block;
            margin-bottom: 12px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .14em;
            color: var(--color-primary);
        }

        .section-title {
            font-size: clamp(26px, 3vw, 36px);
            margin-bottom: 16px;
        }

        .section-desc {
            max-width: 720px;
            color: var(--color-muted);
            font-size: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 22px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            border: 1px solid transparent;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .btn-sm {
            height: 40px;
            padding: 0 18px;
            font-size: 14px;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff !important;
            box-shadow: 0 6px 16px rgba(217, 83, 54, .22);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(217, 83, 54, .3);
        }

        .btn-outline {
            background: rgba(255, 255, 255, .06);
            border-color: rgba(255, 255, 255, .65);
            color: #fff;
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: #fff;
            color: var(--color-dark);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff !important;
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: #154A42;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(32, 94, 84, .26);
        }

        .btn-light {
            background: #fff;
            color: var(--color-dark) !important;
        }

        .btn-light:hover,
        .btn-light:focus {
            background: var(--color-primary-soft);
            transform: translateY(-2px);
        }

        .btn-block {
            width: 100%;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-heading);
            transition: gap var(--transition), color var(--transition);
        }

        .text-link:hover {
            color: var(--color-primary);
            gap: 11px;
        }

        .header-search svg,
        .search-icon-btn svg {
            width: 16px;
            height: 16px;
            fill: var(--color-muted);
            flex-shrink: 0;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .96);
            border-bottom: 1px solid var(--color-line);
            box-shadow: 0 1px 8px rgba(60, 50, 30, .04);
            backdrop-filter: blur(12px);
        }

        .header-wrap {
            display: flex;
            align-items: center;
            height: 72px;
            gap: 18px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            outline-offset: 4px;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--color-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(217, 83, 54, .24);
        }

        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-heading);
            letter-spacing: .02em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            margin: 0 auto;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 72px;
            padding: 0 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-body);
            transition: color var(--transition);
            outline-offset: -4px;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: 12px;
            height: 3px;
            border-radius: 999px;
            background: var(--color-primary);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform var(--transition);
        }

        .nav-link:hover,
        .nav-link.is-active {
            color: var(--color-heading);
        }

        .nav-link:hover::after,
        .nav-link.is-active::after {
            transform: scaleX(1);
        }

        .nav-link.is-active {
            font-weight: 700;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }

        .header-search {
            display: flex;
            align-items: center;
            width: 220px;
            height: 42px;
            background: #F2EEE7;
            border: 1px solid transparent;
            border-radius: var(--radius-pill);
            padding: 0 14px;
            transition: border var(--transition), box-shadow var(--transition), background var(--transition);
        }

        .header-search:hover,
        .header-search:focus-within {
            background: #fff;
            border-color: var(--color-line);
            box-shadow: 0 0 0 4px rgba(217, 83, 54, .06);
        }

        .header-search input {
            width: 100%;
            border: 0;
            outline: 0;
            background: transparent;
            padding: 0 0 0 8px;
            font-size: 14px;
            color: var(--color-body);
        }

        .search-icon-btn {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--color-bg-subtle);
            border-radius: 50%;
            color: var(--color-body);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-subtle);
            flex-direction: column;
            gap: 5px;
            margin-left: auto;
        }

        .nav-toggle span {
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-heading);
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 分类页横幅 */
        .category-banner {
            position: relative;
            padding: 92px 0 76px;
            color: #fff;
            background:
                linear-gradient(78deg, rgba(22, 28, 25, .92) 0%, rgba(22, 28, 25, .64) 48%, rgba(217, 83, 54, .5) 100%),
                url('/assets/images/coverpic/cover-1.webp') center / cover no-repeat;
        }

        .category-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            margin-bottom: 26px;
            font-size: 14px;
            color: rgba(255, 255, 255, .72);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .82);
            border-bottom: 1px solid transparent;
            transition: border-color var(--transition), color var(--transition);
        }

        .breadcrumb a:hover {
            color: #fff;
            border-color: rgba(255, 255, 255, .6);
        }

        .breadcrumb-sep {
            opacity: .45;
        }

        .banner-title {
            font-size: clamp(30px, 4vw, 44px);
            line-height: 1.28;
            font-weight: 800;
            max-width: 840px;
            margin: 0;
            color: #fff;
            letter-spacing: -.01em;
        }

        .banner-title .light-text {
            color: rgba(255, 255, 255, .88);
            font-weight: 600;
        }

        .category-lead {
            max-width: 720px;
            margin: 20px 0 0;
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .88);
        }

        .banner-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 34px;
        }

        .banner-stats {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            max-width: 780px;
            gap: 12px;
            margin-top: 42px;
        }

        .banner-stat {
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            backdrop-filter: blur(8px);
        }

        .banner-stat strong {
            display: block;
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
        }

        .banner-stat span {
            display: block;
            margin-top: 2px;
            font-size: 13px;
            color: rgba(255, 255, 255, .72);
        }

        /* 过滤条 */
        .filter-section {
            padding: 26px 0;
            border-bottom: 1px solid var(--color-line);
            background: #fff;
        }

        .filter-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-heading);
            white-space: nowrap;
        }

        .chip-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 36px;
            padding: 0 18px;
            border: 1px solid var(--color-line);
            border-radius: var(--radius-pill);
            background: #fff;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-body);
            transition: all var(--transition);
            outline-offset: 2px;
        }

        .chip:hover,
        .chip.is-active {
            background: var(--color-primary-soft);
            border-color: transparent;
            color: var(--color-primary);
            font-weight: 600;
        }

        /* 视频列表主体 */
        .category-listing {
            padding: 64px 0 84px;
        }

        .listing-head {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            gap: 16px;
            margin-bottom: 28px;
            border-bottom: 1px solid var(--color-line);
            padding-bottom: 16px;
        }

        .listing-head h2 {
            font-size: clamp(22px, 2.4vw, 30px);
            margin: 0;
            letter-spacing: -.01em;
        }

        .listing-more {
            font-size: 14px;
            color: var(--color-muted);
            white-space: nowrap;
        }

        .listing-more strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .video-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            background: var(--color-bg-card);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .video-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .video-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--color-bg-subtle);
        }

        .video-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease-out;
        }

        .video-card:hover .video-media img {
            transform: scale(1.04);
        }

        .video-body {
            display: flex;
            flex-direction: column;
            flex: 1;
            padding: 18px 20px 20px;
        }

        .video-tag {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            height: 26px;
            padding: 0 11px;
            border-radius: var(--radius-pill);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .02em;
        }

        .video-body h3 {
            font-size: 18px;
            line-height: 1.5;
            color: var(--color-heading);
            margin: 12px 0 8px;
            font-weight: 700;
        }

        .video-summary {
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-muted);
            margin-bottom: 0;
            flex: 1;
        }

        .video-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 14px;
            margin-top: 18px;
            padding-top: 14px;
            border-top: 1px dashed var(--color-line);
            font-size: 12.5px;
            color: var(--color-muted);
            font-weight: 500;
        }

        .video-card-featured {
            flex-direction: column;
        }

        .video-card-featured .video-media {
            aspect-ratio: 16 / 9;
        }

        /* 侧栏 */
        .sidebar-area {
            margin-top: 4px;
        }

        .sidebar-sticky {
            position: sticky;
            top: 92px;
        }

        .side-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            margin-bottom: 24px;
        }

        .side-card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 8px;
        }

        .side-card-head h3 {
            margin: 0;
            font-size: 18px;
            color: var(--color-heading);
        }

        .side-card-badge {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 10px;
            border-radius: var(--radius-pill);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
        }

        .rank-list {
            list-style: none;
            margin: 18px 0 0;
            padding: 0;
            display: grid;
            gap: 16px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

        .rank-num {
            width: 26px;
            flex-shrink: 0;
            font-size: 17px;
            font-weight: 800;
            color: var(--color-primary);
            font-style: normal;
            text-align: center;
        }

        .rank-thumb {
            width: 64px;
            height: 64px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-bg-subtle);
        }

        .rank-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .rank-main {
            min-width: 0;
            flex: 1;
        }

        .rank-title {
            display: block;
            font-size: 14px;
            font-weight: 650;
            line-height: 1.45;
            color: var(--color-heading);
            transition: color var(--transition);
        }

        .rank-title:hover {
            color: var(--color-primary);
        }

        .rank-desc {
            display: block;
            margin-top: 3px;
            font-size: 12.5px;
            color: var(--color-muted);
            line-height: 1.6;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .member-card {
            background:
                linear-gradient(150deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
            border: none;
            color: rgba(255, 255, 255, .88);
        }

        .member-card .side-card-head h3 {
            color: #fff;
        }

        .member-card .side-card-badge {
            background: var(--color-primary);
            color: #fff;
        }

        .member-list {
            list-style: none;
            margin: 8px 0 20px;
            padding: 0;
            display: grid;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .78);
        }

        .member-list li {
            position: relative;
            padding-left: 24px;
        }

        .member-list li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            color: var(--color-primary);
            font-weight: 800;
        }

        /* 直达福利精选 */
        .catalog-links {
            padding: 72px 0 84px;
            background: var(--color-bg-subtle);
        }

        .catalog-links .section-head {
            margin-bottom: 40px;
        }

        .subcat-card {
            position: relative;
            display: flex;
            align-items: flex-end;
            height: 188px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--color-dark);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .subcat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .subcat-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: .7;
            transition: opacity var(--transition), transform .5s ease-out;
        }

        .subcat-card:hover img {
            opacity: .55;
            transform: scale(1.04);
        }

        .subcat-label {
            position: relative;
            z-index: 1;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin: 16px;
            padding: 7px 14px;
            border-radius: var(--radius-pill);
            background: rgba(30, 36, 33, .72);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .02em;
            border: 1px solid rgba(255, 255, 255, .2);
        }

        .subcat-label .mini-arrow {
            transition: transform var(--transition);
        }

        .subcat-card:hover .subcat-label .mini-arrow {
            transform: translateX(3px);
        }

        /* FAQ */
        .faq-mini {
            padding: 84px 0 70px;
        }

        .faq-mini .section-head {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }

        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
            cursor: pointer;
            padding: 22px 26px;
            font-size: 17px;
            font-weight: 650;
            color: var(--color-heading);
            outline-offset: -4px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item .faq-icon {
            position: relative;
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--color-accent-soft);
            transition: background var(--transition), transform var(--transition);
        }

        .faq-item .faq-icon::before,
        .faq-item .faq-icon::after {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            width: 9px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
            transform: translate(-50%, -50%);
            transition: transform var(--transition), opacity var(--transition);
        }

        .faq-item .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
        }

        .faq-item[open] .faq-icon {
            background: var(--color-accent);
        }

        .faq-item[open] .faq-icon::before,
        .faq-item[open] .faq-icon::after {
            background: #fff;
        }

        .faq-item[open] .faq-icon::after {
            transform: translate(-50%, -50%) rotate(0deg);
            opacity: 0;
        }

        .faq-item p {
            margin: 0;
            padding: 0 26px 24px;
            color: var(--color-muted);
            font-size: 15px;
        }

        /* CTA */
        .cta-banner {
            background:
                linear-gradient(100deg, rgba(30, 36, 33, 1) 0%, rgba(30, 36, 33, .78) 60%, rgba(217, 83, 54, .36) 100%),
                url('/assets/images/backpic/back-3.jpg') center / cover no-repeat;
            padding: 86px 0;
            color: #fff;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
            flex-wrap: wrap;
        }

        .cta-content {
            max-width: 720px;
        }

        .cta-content .eyebrow {
            color: #F8A88E;
        }

        .cta-content h2 {
            font-size: clamp(26px, 3vw, 38px);
            line-height: 1.3;
            color: #fff;
            margin: 0 0 16px;
        }

        .cta-content p {
            margin: 0;
            color: rgba(255, 255, 255, .78);
            max-width: 620px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            flex-shrink: 0;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-dark);
            color: #E8E2D9;
            padding: 72px 0 0;
            border-top: 4px solid var(--color-primary);
        }

        .site-footer .container {
            position: relative;
            z-index: 1;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand .brand-text {
            color: #fff;
            font-size: 20px;
        }

        .footer-brand p {
            margin: 18px 0 0;
            max-width: 340px;
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-title {
            color: #fff;
            font-size: 15px;
            margin-bottom: 18px;
            font-weight: 700;
        }

        .footer-nav-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 10px;
        }

        .footer-nav-links a {
            color: rgba(255, 255, 255, .64);
            font-size: 14px;
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-nav-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact {
            font-size: 13.5px;
            color: rgba(255, 255, 255, .64);
            line-height: 1.7;
        }

        .footer-bottom {
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 8px 24px;
            color: rgba(255, 255, 255, .46);
            font-size: 13px;
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            gap: 12px 24px;
            flex-wrap: wrap;
            padding: 0;
        }

        button:focus-visible,
        a:focus-visible,
        summary:focus-visible,
        input:focus-visible,
        .chip:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        @media (max-width: 1024px) {
            .header-wrap {
                gap: 12px;
            }
            .main-nav {
                gap: 0;
            }
            .nav-link {
                padding: 0 10px;
                font-size: 14px;
            }
            .header-search {
                width: 180px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 900px) {
            .section {
                padding: 66px 0;
            }
            .nav-toggle {
                display: inline-flex;
                order: 5;
            }
            .header-search {
                display: none;
            }
            .search-icon-btn {
                display: inline-flex;
            }
            .main-nav {
                position: fixed;
                inset: 72px 16px auto 16px;
                z-index: 99;
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                background: #fff;
                border: 1px solid var(--color-line);
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-lg);
                padding: 14px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav .nav-link {
                height: 46px;
                justify-content: space-between;
                padding: 0 14px;
                border-radius: var(--radius-sm);
            }
            .main-nav .nav-link::after {
                display: none;
            }
            .main-nav .nav-link.is-active {
                background: var(--color-primary-soft);
                color: var(--color-primary);
            }
            .category-banner {
                padding: 68px 0 54px;
            }
            .banner-stats {
                grid-template-columns: 1fr 1fr;
                max-width: 100%;
            }
            .sidebar-sticky {
                position: static;
            }
        }

        @media (max-width: 640px) {
            .header-wrap {
                height: 64px;
            }
            .main-nav {
                inset: 64px 12px auto 12px;
            }
            .brand-text {
                font-size: 18px;
            }
            .brand-mark {
                width: 34px;
                height: 34px;
                font-size: 18px;
            }
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .section {
                padding: 54px 0;
            }
            .category-banner {
                padding: 52px 0 42px;
            }
            .banner-actions .btn {
                flex: 1 1 auto;
            }
            .banner-stats {
                gap: 8px;
            }
            .banner-stat {
                padding: 11px 12px;
            }
            .banner-stat strong {
                font-size: 20px;
            }
            .filter-section {
                padding: 20px 0;
            }
            .filter-label {
                width: 100%;
            }
            .chip-group {
                gap: 8px;
            }
            .chip {
                height: 32px;
                padding: 0 13px;
                font-size: 13px;
            }
            .category-listing {
                padding: 48px 0 60px;
            }
            .listing-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .video-body {
                padding: 16px;
            }
            .side-card {
                padding: 18px;
            }
            .catalog-links {
                padding: 54px 0 60px;
            }
            .subcat-card {
                height: 170px;
            }
            .faq-mini {
                padding: 58px 0 50px;
            }
            .faq-item summary {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-item p {
                padding: 0 18px 18px;
            }
            .cta-banner {
                padding: 58px 0;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .footer-bottom .container {
                flex-direction: column;
            }
        }

        @media (min-width: 901px) and (max-width: 1180px) {
            .header-search {
                display: none;
            }
            .search-icon-btn {
                display: inline-flex;
            }
        }