/* roulang page: index */
/* ============ 设计变量 ============ */
:root {
  --color-primary: #1E3A2F;
  --color-secondary: #9AAE8F;
  --color-accent: #CFFF57;
  --color-accent-dark: #b8e64a;
  --bg-base: #F7F5F1;
  --bg-surface: #FFFFFF;
  --color-text: #1D201C;
  --color-text-secondary: #5E6B63;
  --color-border: #E7E3DB;
  --color-border-dark: #D9D5CE;
  --radius-card: 6px;
  --radius-img: 4px;
  --shadow-card: 0 12px 40px rgba(23, 34, 28, 0.08);
  --shadow-hover: 0 20px 48px rgba(23, 34, 28, 0.14);
  --space-section: 96px;
  --space-section-mobile: 64px;
  --nav-height: 56px;
  --font-title: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --transition-base: 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  --container-max: 1280px;
}

/* ============ Reset / Base ============ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-title);
  background-color: var(--bg-base);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 0.95rem;
  overflow-x: hidden;
}

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

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  transition: var(--transition-base);
}

ul,
ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ============ 容器 ============ */
.container-site {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ============ 导航 ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(247, 245, 241, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: var(--bg-base);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 32px;
}

.logo {
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-transform: lowercase;
  line-height: 1;
  white-space: nowrap;
}

.logo:hover {
  opacity: 0.85;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  position: relative;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 6px 0;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.nav-link:hover {
  color: var(--color-text);
}

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

.nav-link.active {
  color: var(--color-primary);
  font-weight: 700;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-card);
  color: var(--color-text);
  transition: var(--transition-base);
}

.search-btn:hover {
  background: var(--color-border);
}

.search-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-card);
  transition: var(--transition-base);
  white-space: nowrap;
}

.btn-nav-cta:hover {
  background: var(--color-accent);
  color: var(--color-text);
}

.btn-nav-cta svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 10px;
  gap: 5px;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 280px;
  background: var(--bg-base);
  padding: 72px 28px 28px;
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 1002;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 6px 0 24px rgba(23, 34, 28, 0.06);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.drawer-link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 12px 8px;
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.drawer-link:hover {
  color: var(--color-primary);
  padding-left: 16px;
}

.drawer-link.active {
  color: var(--color-primary);
  font-weight: 700;
}

.drawer-cta {
  margin-top: 24px;
  padding: 14px 24px;
  text-align: center;
}

.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(29, 32, 28, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 1001;
}

.drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ============ 首页 Hero ============ */
.hero-section {
  padding-top: calc(var(--nav-height) + 48px);
  padding-bottom: 64px;
  background: var(--bg-base);
}

.hero-grid {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 48px;
  align-items: center;
}

.hero-content {
  max-width: 640px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--color-text);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-title .accent {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.hero-sub {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-primary);
  transition: var(--transition-base);
}

.btn-hero-primary svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-base);
}

.btn-hero-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text);
}

.btn-hero-primary:hover svg {
  transform: translateX(4px);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-secondary);
  transition: var(--transition-base);
}

.btn-hero-secondary:hover {
  border-color: var(--color-primary);
  background: var(--bg-surface);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.hero-stats-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-text);
}

.hero-stats-icon svg {
  width: 10px;
  height: 10px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.video-card {
  position: relative;
  width: min(320px, 100%);
  aspect-ratio: 9 / 16;
  border-radius: 12px;
  overflow: hidden;
  border: 6px solid var(--color-text);
  box-shadow: var(--shadow-card);
  background: #000;
}

.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
}

.video-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.35) 100%);
  pointer-events: none;
}

.play-badge {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.88);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 100px;
  z-index: 2;
  white-space: nowrap;
  backdrop-filter: blur(4px);
}

.play-badge svg {
  width: 12px;
  height: 12px;
  fill: var(--color-accent);
}

.hero-dots-scroll {
  display: flex;
  gap: 8px;
  margin-top: 24px;
  overflow: hidden;
  max-width: 100%;
  padding: 8px 0;
}

.dots-track {
  display: flex;
  gap: 8px;
  animation: dotsMove 16s linear infinite;
}

.dots-track .dot-item {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-border-dark);
  flex-shrink: 0;
  transition: background var(--transition-base);
}

.dots-track .dot-item.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 100px;
}

@keyframes dotsMove {
  0% { transform: translateX(0); }
  100% { transform: translateX(-60%); }
}

/* ============ 品牌信任条 ============ */
.brand-bar-section {
  background: var(--bg-surface);
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.brand-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 24px 40px;
}

.brand-item {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  opacity: 0.7;
  white-space: nowrap;
  letter-spacing: 0.05em;
}

/* ============ 区块通用 ============ */
.section-block {
  padding: var(--space-section) 0;
}

.section-header {
  margin-bottom: 48px;
}

.section-tagline {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-tagline::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  vertical-align: middle;
  margin-right: 8px;
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-sub {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  max-width: 520px;
}

/* ============ 爆款片段卡 ============ */
.clip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.clip-card {
  background: var(--bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}

.clip-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.clip-cover {
  position: relative;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  background: #f0eeea;
}

.clip-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.clip-card:hover .clip-cover img {
  transform: scale(1.02);
}

.clip-duration {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.clip-hot {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.clip-info {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.clip-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.6em;
}

.clip-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.clip-tag {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  background: var(--bg-base);
  padding: 3px 10px;
  border-radius: 100px;
  display: inline-block;
}

.clip-link {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition-base);
}

.clip-link svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  transition: transform var(--transition-base);
}

.clip-link:hover {
  color: var(--color-secondary);
}

.clip-link:hover svg {
  transform: translateX(3px);
}

/* ============ 种草清单 ============ */
.plant-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.plant-list {
  display: flex;
  flex-direction: column;
}

.plant-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.plant-row:last-child {
  border-bottom: none;
}

.plant-row:hover {
  padding-left: 8px;
}

.plant-num {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--color-secondary);
  -webkit-text-stroke: 1px var(--color-secondary);
  color: transparent;
  line-height: 1;
}

.plant-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.plant-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text);
}

.plant-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.plant-meta {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}

.plant-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  transition: var(--transition-base);
  flex-shrink: 0;
}

.plant-arrow svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.plant-row:hover .plant-arrow {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* ============ 评论带 ============ */
.review-section {
  overflow: hidden;
}

.review-track-wrap {
  overflow: hidden;
  position: relative;
  margin: 0 -24px;
  padding: 0 24px;
}

.review-track {
  display: flex;
  gap: 20px;
  animation: scrollSwipe 30s linear infinite;
  width: max-content;
}

.review-track:hover {
  animation-play-state: paused;
}

@keyframes scrollSwipe {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 10px)); }
}

.review-card {
  width: 320px;
  background: var(--bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  flex-shrink: 0;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.review-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-card);
}

.review-stars {
  display: flex;
  gap: 3px;
}

.review-stars svg {
  width: 14px;
  height: 14px;
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

.review-text {
  font-size: 0.85rem;
  color: var(--color-text);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.review-user {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.review-tag {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--bg-base);
  border: 1px solid var(--color-border);
  padding: 2px 10px;
  border-radius: 100px;
  white-space: nowrap;
}

/* ============ CTA 条 ============ */
.cta-band {
  background: var(--color-primary);
  padding: 64px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cta-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.01em;
}

.cta-sub {
  font-size: 0.8rem;
  color: var(--color-secondary);
}

.cta-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-cta-accent {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-accent);
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: var(--radius-card);
  transition: var(--transition-base);
  border: 1px solid var(--color-accent);
}

.btn-cta-accent svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-base);
}

.btn-cta-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(207, 255, 87, 0.25);
}

.btn-cta-accent:hover svg {
  transform: translateX(4px);
}

.cta-note {
  font-size: 0.75rem;
  color: var(--color-secondary);
  text-align: center;
}

/* ============ 最新资讯 CMS ============ */
.news-section {
  background: var(--bg-base);
}

.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.news-item-link {
  display: block;
  background: var(--bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: var(--transition-base);
  height: 100%;
}

.news-item-link:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.news-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.news-cat {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-primary);
  background: var(--bg-base);
  border: 1px solid var(--color-border);
  padding: 3px 10px;
  border-radius: 100px;
  display: inline-block;
}

.news-date {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

.news-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 8px;
  transition: color var(--transition-base);
}

.news-item-link:hover .news-title {
  color: var(--color-primary);
}

.news-excerpt {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-empty {
  grid-column: 1 / -1;
  background: var(--bg-surface);
  border: 1px dashed var(--color-border-dark);
  border-radius: var(--radius-card);
  padding: 48px 24px;
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-base);
  color: var(--color-secondary);
}

.empty-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============ FAQ ============ */
.faq-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--color-border);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 28px 0;
  cursor: pointer;
  transition: var(--transition-base);
}

.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-secondary);
  font-size: 1rem;
  font-weight: 400;
  flex-shrink: 0;
  transition: var(--transition-base);
  margin-top: 2px;
}

.faq-icon svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.faq-item.active .faq-icon {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text);
  transform: rotate(45deg);
}

.faq-q-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  flex: 1;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-answer-inner {
  padding: 0 0 28px 40px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  max-width: 720px;
}

/* ============ 页脚 ============ */
.site-footer {
  background: var(--color-primary);
  color: var(--color-secondary);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  display: inline-block;
}

.footer-about {
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--color-secondary);
  max-width: 300px;
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--color-secondary);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-contact {
  font-size: 0.8rem;
  line-height: 2;
  color: var(--color-secondary);
}

.footer-contact a {
  color: var(--color-secondary);
}

.footer-contact a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.7rem;
  color: var(--color-secondary);
}

/* ============ 通用按钮类 ============ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-primary);
  transition: var(--transition-base);
}

.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text);
}

/* ============ 滚动条 ============ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent);
}

/* ============ 动画 ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ 响应式 ============ */
@media (max-width: 1200px) {
  .container-site {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media (max-width: 992px) {
  .clip-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --space-section: var(--space-section-mobile);
  }

  .nav-links {
    display: none;
  }

  .search-btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-section {
    padding-top: calc(var(--nav-height) + 40px);
    padding-bottom: 48px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-content {
    text-align: left;
  }

  .hero-title {
    font-size: clamp(1.8rem, 8vw, 2.6rem);
  }

  .hero-visual {
    order: 2;
  }

  .video-card {
    width: min(260px, 100%);
  }

  .clip-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .plant-row {
    grid-template-columns: 48px 1fr auto;
    gap: 16px;
    padding: 28px 0;
  }

  .plant-num {
    font-size: 1.6rem;
  }

  .plant-name {
    font-size: 1rem;
  }

  .plant-arrow {
    width: 40px;
    height: 40px;
  }

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

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

  .cta-right {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .brand-bar-inner {
    gap: 16px 24px;
  }

  .brand-item {
    font-size: 0.7rem;
  }
}

@media (max-width: 576px) {
  .container-site {
    padding-left: 16px;
    padding-right: 16px;
  }

  .clip-grid {
    gap: 12px;
  }

  .clip-cover {
    aspect-ratio: 3 / 4;
  }

  .clip-info {
    padding: 10px 12px 12px;
  }

  .clip-title {
    font-size: 0.78rem;
  }

  .clip-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .review-track-wrap {
    margin: 0 -16px;
    padding: 0 16px;
  }

  .review-card {
    width: 280px;
    padding: 20px;
  }

  .plant-row {
    grid-template-columns: 1fr auto;
  }

  .plant-num {
    display: none;
  }

  .faq-question {
    padding: 20px 0;
  }

  .faq-answer-inner {
    padding-left: 32px;
  }

  .btn-hero-primary,
  .btn-hero-secondary {
    width: 100%;
    justify-content: center;
  }
}

/* ============ 动效关闭 ============ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .review-track {
    animation: none;
    overflow-x: auto;
  }

  .dots-track {
    animation: none;
    flex-wrap: wrap;
  }
}

/* roulang page: article */
/* ===== 设计变量 ===== */
    :root {
      --color-primary: #1E3A2F;
      --color-secondary: #9AAE8F;
      --color-accent: #CFFF57;
      --bg-base: #F7F5F1;
      --bg-card: #FFFFFF;
      --color-text: #1D201C;
      --color-muted: #5E6B63;
      --color-border: #E7E3DB;
      --color-footer-text: #D5DFD8;
      --radius-card: 6px;
      --shadow-card: 0 12px 40px rgba(23, 34, 28, 0.08);
      --space-section: 96px;
      --font-title: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --font-body: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
      --transition: 0.25s cubic-bezier(0.22, 1, 0.36, 1);
    }

    /* ===== Reset & Base ===== */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: var(--font-body);
      font-size: 0.95rem;
      line-height: 1.6;
      color: var(--color-text);
      background: var(--bg-base);
      -webkit-font-smoothing: antialiased;
    }
    img {
      max-width: 100%;
      display: block;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: color var(--transition), background var(--transition), border-color var(--transition);
    }
    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }
    .container-site {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ===== 导航 ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 56px;
      z-index: 1000;
      background: rgba(247, 245, 241, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: background var(--transition), box-shadow var(--transition);
    }
    .site-header.scrolled {
      background: var(--bg-base);
      box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 56px;
    }
    .logo {
      font-size: 1.2rem;
      font-weight: 900;
      color: var(--color-primary);
      letter-spacing: -0.5px;
      line-height: 1;
    }
    .site-header .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
      margin-left: 40px;
    }
    .nav-link {
      position: relative;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--color-text);
      padding: 8px 2px;
      white-space: nowrap;
    }
    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -2px;
      width: 100%;
      height: 2px;
      background: var(--color-accent);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform var(--transition);
    }
    .nav-link:hover::after,
    .nav-link.active::after {
      transform: scaleX(1);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .search-toggle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      color: var(--color-primary);
      border-radius: 4px;
      transition: background var(--transition), transform var(--transition);
    }
    .search-toggle:hover {
      background: rgba(30, 58, 47, 0.06);
      transform: scale(1.06);
    }
    .search-toggle:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }
    .btn-nav-cta {
      display: inline-flex;
      align-items: center;
      background: var(--color-primary);
      color: #fff;
      padding: 9px 22px;
      border-radius: 4px;
      font-size: 0.85rem;
      font-weight: 600;
      line-height: 1;
      border: none;
      transition: background var(--transition), color var(--transition), transform var(--transition);
    }
    .btn-nav-cta:hover {
      background: var(--color-accent);
      color: var(--color-text);
      transform: translateY(-1px);
    }
    .btn-nav-cta:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }
    .mobile-cta {
      display: none;
    }

    /* 汉堡按钮 */
    .menu-toggle {
      display: none;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      gap: 5px;
      border-radius: 4px;
    }
    .menu-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      background: var(--color-primary);
      border-radius: 2px;
      transition: transform var(--transition), opacity var(--transition);
    }
    .menu-toggle.open span:nth-child(1) {
      transform: rotate(45deg) translate(5px, 5px);
    }
    .menu-toggle.open span:nth-child(2) {
      opacity: 0;
    }
    .menu-toggle.open span:nth-child(3) {
      transform: rotate(-45deg) translate(5px, -5px);
    }
    .menu-toggle:focus-visible {
      outline: 2px solid var(--color-accent);
      outline-offset: 2px;
    }

    /* ===== 文章页主体 ===== */
    .article-main {
      padding-top: 56px;
      min-height: 70vh;
    }

    /* 面包屑 */
    .breadcrumb-bar {
      background: var(--bg-base);
      border-bottom: 1px solid var(--color-border);
      padding: 18px 0;
    }
    .breadcrumb-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .breadcrumb-left {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.8rem;
      color: var(--color-muted);
      min-width: 0;
    }
    .breadcrumb-left a {
      color: var(--color-muted);
      transition: color var(--transition);
    }
    .breadcrumb-left a:hover {
      color: var(--color-primary);
    }
    .breadcrumb-left .sep {
      color: var(--color-border);
    }
    .breadcrumb-left .current {
      color: var(--color-text);
      font-weight: 600;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      max-width: 420px;
    }
    .breadcrumb-right {
      font-size: 0.8rem;
      color: var(--color-muted);
      white-space: nowrap;
    }

    /* 文章容器 */
    .article-container {
      max-width: 780px;
      margin: 0 auto;
      padding: 56px 24px 72px;
    }
    .article-card {
      background: var(--bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      padding: 52px 56px 48px;
      box-shadow: 0 2px 12px rgba(23, 34, 28, 0.03);
    }
    .article-header {
      margin-bottom: 40px;
      border-bottom: 1px solid var(--color-border);
      padding-bottom: 28px;
    }
    .article-header h1 {
      font-family: var(--font-title);
      font-size: clamp(1.8rem, 4vw, 3rem);
      font-weight: 900;
      color: var(--color-text);
      line-height: 1.25;
      margin-bottom: 18px;
      letter-spacing: -0.5px;
    }
    .article-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 0.8rem;
      color: var(--color-muted);
    }
    .article-meta .meta-category {
      color: var(--color-primary);
      font-weight: 700;
      background: rgba(154, 174, 143, 0.15);
      padding: 4px 10px;
      border-radius: 4px;
      font-size: 0.75rem;
    }
    .article-meta .meta-divider {
      width: 3px;
      height: 3px;
      border-radius: 50%;
      background: var(--color-border);
    }

    /* 正文排版 */
    .article-body {
      font-size: 1rem;
      line-height: 1.75;
      color: var(--color-text);
    }
    .article-body > * + * {
      margin-top: 1.4rem;
    }
    .article-body p {
      margin-bottom: 1.5rem;
    }
    .article-body h2 {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--color-primary);
      margin: 2.8rem 0 1rem;
      font-family: var(--font-title);
    }
    .article-body h3 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--color-text);
      margin: 2.2rem 0 0.8rem;
      font-family: var(--font-title);
    }
    .article-body img {
      width: 100%;
      border-radius: 4px;
      border: 1px solid var(--color-border);
      margin: 1.5rem 0;
    }
    .article-body blockquote {
      border-left: 3px solid var(--color-accent);
      background: var(--bg-base);
      padding: 24px 28px;
      margin: 2rem 0;
      border-radius: 0 6px 6px 0;
      color: var(--color-muted);
      font-size: 0.95rem;
    }
    .article-body a {
      color: var(--color-primary);
      font-weight: 600;
      border-bottom: 1px solid transparent;
      transition: background var(--transition), color var(--transition);
    }
    .article-body a:hover {
      background: var(--color-accent);
      color: var(--color-text);
      border-bottom-color: var(--color-accent);
    }
    .article-body ul,
    .article-body ol {
      margin: 1.4rem 0;
      padding-left: 1.4rem;
    }
    .article-body li {
      margin-bottom: 0.5rem;
      line-height: 1.7;
    }
    .article-body li::marker {
      color: var(--color-secondary);
    }
    .article-body code {
      background: var(--bg-base);
      padding: 2px 7px;
      border-radius: 4px;
      font-size: 0.9em;
      border: 1px solid var(--color-border);
    }
    .article-body hr {
      border: none;
      border-top: 1px solid var(--color-border);
      margin: 2.8rem 0;
    }
    .article-body table {
      width: 100%;
      border-collapse: collapse;
      margin: 1.8rem 0;
      font-size: 0.9rem;
    }
    .article-body th,
    .article-body td {
      border: 1px solid var(--color-border);
      padding: 10px 14px;
      text-align: left;
    }
    .article-body th {
      background: var(--bg-base);
      font-weight: 700;
      color: var(--color-primary);
    }

    /* 空状态 */
    .article-empty {
      text-align: center;
      padding: 80px 24px;
      background: var(--bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
    }
    .article-empty p {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 16px;
    }
    .article-empty a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--color-primary);
      color: #fff;
      padding: 10px 26px;
      border-radius: 4px;
      font-size: 0.9rem;
      font-weight: 600;
      transition: background var(--transition), color var(--transition);
    }
    .article-empty a:hover {
      background: var(--color-accent);
      color: var(--color-text);
    }

    /* ===== 相关推荐 ===== */
    .related-section {
      background: var(--bg-base);
      border-top: 1px solid var(--color-border);
      padding: 72px 0 80px;
    }
    .related-title {
      font-size: 1.5rem;
      font-weight: 800;
      font-family: var(--font-title);
      color: var(--color-text);
      margin-bottom: 8px;
    }
    .related-subtitle {
      font-size: 0.85rem;
      color: var(--color-muted);
      margin-bottom: 32px;
    }
    .related-card {
      background: var(--bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      height: 100%;
      transition: border-color var(--transition), box-shadow var(--transition);
    }
    .related-card:hover {
      border-color: var(--color-secondary);
      box-shadow: var(--shadow-card);
    }
    .related-card img {
      width: 100%;
      aspect-ratio: 16 / 9;
      object-fit: cover;
      transition: transform var(--transition);
    }
    .related-card:hover img {
      transform: scale(1.02);
    }
    .related-body {
      padding: 16px 20px 20px;
    }
    .related-body h3 {
      font-size: 0.95rem;
      font-weight: 700;
      line-height: 1.45;
      color: var(--color-text);
      margin-bottom: 10px;
      transition: color var(--transition);
    }
    .related-card:hover .related-body h3 {
      color: var(--color-primary);
    }
    .related-body .tag-sm {
      font-size: 0.75rem;
      color: var(--color-muted);
      display: inline-block;
      background: rgba(154, 174, 143, 0.15);
      padding: 3px 8px;
      border-radius: 4px;
    }
    .back-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 36px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--color-primary);
      transition: color var(--transition), gap var(--transition);
    }
    .back-link:hover {
      color: var(--color-muted);
      gap: 12px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
      background: var(--color-primary);
      color: var(--color-footer-text);
      padding: 72px 0 0;
      margin-top: 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
      gap: 48px;
      padding-bottom: 48px;
    }
    .footer-logo {
      font-size: 1.4rem;
      font-weight: 900;
      color: #fff;
      letter-spacing: -0.5px;
      line-height: 1;
    }
    .footer-about {
      margin-top: 16px;
      font-size: 0.85rem;
      line-height: 1.75;
      color: #B8C7BE;
      max-width: 260px;
    }
    .footer-col-title {
      font-size: 0.85rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
      letter-spacing: 0.4px;
      font-family: var(--font-title);
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: #B8C7BE;
      font-size: 0.85rem;
      transition: color var(--transition);
    }
    .footer-links a:hover {
      color: var(--color-accent);
    }
    .footer-contact p {
      font-size: 0.85rem;
      color: #B8C7BE;
      margin-bottom: 8px;
      line-height: 1.6;
    }
    .footer-contact a {
      color: var(--color-footer-text);
      transition: color var(--transition);
    }
    .footer-contact a:hover {
      color: var(--color-accent);
    }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding: 20px 0;
      font-size: 0.8rem;
      color: #9DB1A5;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 991.98px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
      }
      .article-card {
        padding: 40px 32px;
      }
    }

    @media (max-width: 767.98px) {
      .container-site {
        padding: 0 20px;
      }
      .header-inner {
        gap: 12px;
      }
      .site-header .nav-links {
        position: fixed;
        top: 56px;
        left: 0;
        bottom: 0;
        width: 280px;
        background: var(--bg-base);
        flex-direction: column;
        align-items: flex-start;
        padding: 32px 24px;
        gap: 24px;
        transform: translateX(-100%);
        transition: transform var(--transition);
        border-right: 1px solid var(--color-border);
        z-index: 999;
        margin-left: 0;
        box-shadow: 8px 0 30px rgba(23, 34, 28, 0.06);
      }
      .site-header .nav-links.open {
        transform: translateX(0);
      }
      .nav-link {
        font-size: 1rem;
        padding: 6px 0;
      }
      .header-actions .btn-nav-cta {
        display: none;
      }
      .mobile-cta {
        display: inline-flex;
        margin-top: 12px;
        width: 100%;
        justify-content: center;
      }
      .menu-toggle {
        display: flex;
      }
      .breadcrumb-left .current {
        max-width: 200px;
      }
      .article-container {
        padding: 40px 0 60px;
      }
      .article-card {
        border-radius: 0;
        border-left: none;
        border-right: none;
        padding: 32px 20px;
      }
      .article-header h1 {
        font-size: clamp(1.5rem, 5vw, 2rem);
      }
      .related-section {
        padding: 56px 0 64px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
      }
    }

    @media (max-width: 575.98px) {
      .article-meta {
        gap: 10px;
      }
      .related-body h3 {
        font-size: 0.88rem;
      }
    }

    /* ===== 减少动效 ===== */
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }

/* roulang page: category1 */
:root {
      --color-primary: #1E3A2F;
      --color-moss: #9AAE8F;
      --color-accent: #CFFF57;
      --color-accent-hover: #DDF66A;
      --bg-base: #F7F5F1;
      --bg-surface: #FFFFFF;
      --color-text: #1D201C;
      --color-text-muted: #5E6B63;
      --color-border: #E7E3DB;
      --radius-card: 6px;
      --shadow-card: 0 12px 40px rgba(23, 34, 28, 0.08);
      --space-section: 96px;
      --transition: 0.25s cubic-bezier(0.22, 1, 0.36, 1);
      --font-title: -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    }
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: var(--font-title);
      background: var(--bg-base);
      color: var(--color-text);
      line-height: 1.6;
      font-size: 0.95rem;
      -webkit-font-smoothing: antialiased;
    }
    body.menu-open {
      overflow: hidden;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    button,
    input {
      font-family: inherit;
    }
    img {
      max-width: 100%;
      display: block;
    }
    .container-site {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    .section-block {
      padding: var(--space-section) 0;
    }
    .section-head {
      max-width: 680px;
      margin-bottom: 48px;
    }
    .section-head.center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }
    .eyebrow {
      font-size: 0.78rem;
      color: var(--color-moss);
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      margin-bottom: 8px;
    }
    .section-title {
      font-size: clamp(1.5rem, 3vw, 2.2rem);
      font-weight: 900;
      color: var(--color-text);
      letter-spacing: -0.02em;
      line-height: 1.2;
      margin: 10px 0 0;
    }
    .section-subtitle {
      color: var(--color-text-muted);
      margin-top: 12px;
      font-size: 0.95rem;
      line-height: 1.7;
    }
    .tag {
      display: inline-flex;
      align-items: center;
      background: rgba(154, 174, 143, 0.16);
      color: var(--color-primary);
      font-size: 0.75rem;
      font-weight: 600;
      padding: 3px 10px;
      border-radius: 4px;
      letter-spacing: 0.02em;
    }
    /* ===== 按钮 ===== */
    .btn-mks {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 28px;
      background: var(--color-primary);
      color: #fff;
      font-size: 0.92rem;
      font-weight: 600;
      border: none;
      border-radius: 4px;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-mks:hover {
      background: var(--color-accent);
      color: var(--color-text);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(30, 58, 47, 0.18);
    }
    .btn-mks .arrow {
      transition: transform var(--transition);
    }
    .btn-mks:hover .arrow {
      transform: translateX(4px);
    }
    .btn-outline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 28px;
      background: transparent;
      border: 1px solid var(--color-moss);
      color: var(--color-primary);
      font-size: 0.92rem;
      font-weight: 600;
      border-radius: 4px;
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-outline:hover {
      border-color: var(--color-primary);
      background: rgba(30, 58, 47, 0.05);
      transform: translateY(-2px);
    }
    .btn-accent {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--color-accent);
      color: var(--color-text);
      border: none;
      padding: 16px 36px;
      border-radius: 4px;
      font-weight: 800;
      font-size: 1rem;
      box-shadow: 0 8px 30px rgba(207, 255, 87, 0.22);
      transition: var(--transition);
      cursor: pointer;
    }
    .btn-accent:hover {
      background: var(--color-accent-hover);
      transform: translateY(-3px);
      box-shadow: 0 12px 36px rgba(207, 255, 87, 0.35);
    }
    /* ===== 导航 ===== */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 56px;
      background: rgba(247, 245, 241, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      z-index: 1000;
      border-bottom: 1px solid transparent;
      transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
    }
    .site-header.scrolled {
      background: var(--bg-base);
      border-bottom-color: var(--color-border);
      box-shadow: 0 6px 24px rgba(23, 34, 28, 0.06);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      height: 56px;
    }
    .logo {
      font-size: 1.25rem;
      font-weight: 900;
      color: var(--color-primary);
      letter-spacing: -0.03em;
      line-height: 1;
      white-space: nowrap;
    }
    .logo-dot {
      color: var(--color-accent);
      font-weight: 900;
    }
    .nav-links {
      display: flex;
      gap: 32px;
      align-items: center;
    }
    .nav-links .nav-link {
      position: relative;
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--color-text);
      padding: 6px 0;
      line-height: 1;
      transition: color var(--transition);
    }
    .nav-links .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: -2px;
      width: 0;
      height: 2px;
      background: var(--color-accent);
      transition: width var(--transition);
    }
    .nav-links .nav-link:hover::after,
    .nav-links .nav-link.active::after {
      width: 100%;
    }
    .nav-links .nav-link.active {
      color: var(--color-primary);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .icon-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      background: transparent;
      border: none;
      border-radius: 6px;
      color: var(--color-primary);
      cursor: pointer;
      transition: background var(--transition);
    }
    .icon-btn:hover {
      background: rgba(30, 58, 47, 0.08);
    }
    .nav-cta {
      background: var(--color-primary);
      color: #fff;
      padding: 9px 18px;
      border-radius: 4px;
      font-size: 0.8rem;
      font-weight: 700;
      white-space: nowrap;
      transition: var(--transition);
    }
    .nav-cta:hover {
      background: var(--color-accent);
      color: var(--color-text);
    }
    .header-search-wrap {
      position: relative;
    }
    .header-search {
      position: absolute;
      top: 44px;
      right: 0;
      width: 280px;
      background: #fff;
      border-radius: 6px;
      border: 1px solid var(--color-border);
      box-shadow: 0 12px 40px rgba(23, 34, 28, 0.12);
      padding: 14px;
      display: none;
      z-index: 1200;
    }
    .header-search.show {
      display: block;
    }
    .header-search input {
      width: 100%;
      border: none;
      border-bottom: 2px solid var(--color-primary);
      background: transparent;
      font-size: 0.9rem;
      padding: 6px 0;
      outline: none;
      border-radius: 0;
      box-shadow: none;
    }
    .header-search input:focus {
      border-bottom-color: var(--color-accent);
    }
    .mobile-toggle {
      display: none;
      width: 40px;
      height: 40px;
      background: transparent;
      border: none;
      cursor: pointer;
      padding: 0;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 4px;
      z-index: 1100;
    }
    .mobile-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      background: var(--color-primary);
      transition: transform 0.25s, opacity 0.25s;
    }
    .mobile-toggle.active span:nth-child(1) {
      transform: translateY(6px) rotate(45deg);
    }
    .mobile-toggle.active span:nth-child(2) {
      opacity: 0;
    }
    .mobile-toggle.active span:nth-child(3) {
      transform: translateY(-6px) rotate(-45deg);
    }
    /* ===== 分类 Hero ===== */
    .cat-main {
      padding-top: 56px;
    }
    .cat-hero {
      min-height: 320px;
      background: var(--color-primary);
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: center;
      padding: 60px 0;
    }
    .cat-hero-bg {
      position: absolute;
      inset: 0;
      background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity: 0.24;
      mix-blend-mode: luminosity;
    }
    .cat-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(95deg, rgba(30, 58, 47, 0.96) 10%, rgba(30, 58, 47, 0.82) 55%, rgba(30, 58, 47, 0.55) 100%);
      z-index: 1;
    }
    .cat-hero-inner {
      display: grid;
      grid-template-columns: 1.4fr 1fr;
      align-items: center;
      gap: 48px;
      position: relative;
      z-index: 2;
    }
    .cat-hero-eyebrow {
      color: var(--color-accent);
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      margin-bottom: 10px;
    }
    .cat-hero-title {
      color: #fff;
      font-size: clamp(1.9rem, 4vw, 3rem);
      font-weight: 900;
      line-height: 1.15;
      letter-spacing: -0.02em;
      margin: 0;
    }
    .cat-hero-line {
      display: inline-block;
      width: 44px;
      height: 3px;
      background: var(--color-accent);
      margin: 18px 0;
      border-radius: 2px;
    }
    .cat-hero-subtitle {
      color: rgba(213, 223, 216, 0.86);
      font-size: 1rem;
      line-height: 1.7;
      max-width: 480px;
    }
    .cat-hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 26px;
    }
    .cat-hero-actions .btn-light-outline {
      border-color: rgba(255, 255, 255, 0.4);
      color: #fff;
    }
    .cat-hero-actions .btn-light-outline:hover {
      border-color: var(--color-accent);
      background: rgba(207, 255, 87, 0.1);
      color: var(--color-accent);
    }
    .cat-hero-meta {
      margin-top: 20px;
      font-size: 0.8rem;
      color: rgba(213, 223, 216, 0.7);
      letter-spacing: 0.02em;
    }
    .hero-phone {
      width: 168px;
      aspect-ratio: 9 / 16;
      border-radius: 10px;
      overflow: hidden;
      border: 2px solid rgba(255, 255, 255, 0.3);
      box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
      margin-left: auto;
      position: relative;
      background: #0e1412;
    }
    .hero-phone img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .hero-phone-play {
      position: absolute;
      bottom: 14px;
      left: 12px;
      background: rgba(0, 0, 0, 0.78);
      color: #fff;
      padding: 6px 12px;
      border-radius: 999px;
      font-size: 0.72rem;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      letter-spacing: 0.02em;
    }
    .hero-phone-dots {
      display: flex;
      justify-content: center;
      gap: 6px;
      margin-top: 14px;
    }
    .hero-phone-dots span {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.4);
    }
    .hero-phone-dots span.active {
      background: var(--color-accent);
    }
    /* ===== 可信条 ===== */
    .trust-bar {
      background: #EDEBE5;
      border-bottom: 1px solid var(--color-border);
      padding: 22px 0;
    }
    .trust-bar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px 24px;
    }
    .trust-bar-inner span {
      color: var(--color-text-muted);
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.04em;
      opacity: 0.9;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
    }
    .trust-bar-inner span::before {
      content: "";
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--color-moss);
      display: inline-block;
    }
    /* ===== 精选卡 ===== */
    .featured-card {
      display: grid;
      grid-template-columns: 65% 35%;
      background: var(--bg-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: var(--transition);
    }
    .featured-card:hover {
      box-shadow: var(--shadow-card);
      border-color: var(--color-moss);
    }
    .featured-media {
      position: relative;
      overflow: hidden;
    }
    .featured-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s;
    }
    .featured-card:hover .featured-media img {
      transform: scale(1.02);
    }
    .badge-duration {
      position: absolute;
      top: 16px;
      left: 16px;
      background: rgba(0, 0, 0, 0.72);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 5px 12px;
      border-radius: 999px;
      letter-spacing: 0.04em;
    }
    .featured-body {
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .featured-body h3 {
      font-size: clamp(1rem, 2vw, 1.3rem);
      font-weight: 800;
      color: var(--color-text);
      margin: 12px 0 10px;
      line-height: 1.35;
    }
    .featured-body p {
      color: var(--color-text-muted);
      font-size: 0.87rem;
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .featured-specs {
      display: flex;
      flex-wrap: wrap;
      gap: 16px 28px;
      margin: 6px 0 22px;
      padding: 0;
      list-style: none;
    }
    .featured-specs li {
      font-size: 0.8rem;
      color: var(--color-text-muted);
      display: flex;
      gap: 6px;
      align-items: center;
    }
    .featured-specs strong {
      color: var(--color-primary);
      font-weight: 700;
    }
    .btn-sm-mks {
      padding: 11px 20px;
      font-size: 0.85rem;
      width: fit-content;
    }
    /* ===== 指标条 ===== */
    .metric-strip {
      background: var(--color-primary);
      padding: 48px 0;
    }
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .metric-item {
      text-align: center;
      color: #fff;
      border-left: 1px solid rgba(255, 255, 255, 0.14);
      padding: 8px;
    }
    .metric-item:first-child {
      border-left: none;
    }
    .metric-item strong {
      display: block;
      font-size: clamp(1.7rem, 3vw, 2.4rem);
      font-weight: 900;
      color: var(--color-accent);
      letter-spacing: -0.03em;
      line-height: 1;
    }
    .metric-item strong small {
      font-size: 0.9rem;
      font-weight: 800;
    }
    .metric-item span {
      display: block;
      margin-top: 8px;
      color: rgba(213, 223, 216, 0.78);
      font-size: 0.85rem;
    }
    /* ===== 场景卡 ===== */
    .scenarios-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .scenario-card {
      background: var(--bg-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      height: 100%;
      transition: var(--transition);
    }
    .scenario-card:hover {
      box-shadow: var(--shadow-card);
      border-color: var(--color-moss);
      transform: translateY(-4px);
    }
    .scenario-media {
      position: relative;
      overflow: hidden;
      aspect-ratio: 16 / 10;
    }
    .scenario-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.35s;
    }
    .scenario-card:hover .scenario-media img {
      transform: scale(1.03);
    }
    .scenario-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 55%, rgba(30, 58, 47, 0.42) 100%);
    }
    .scenario-body {
      padding: 20px;
    }
    .scenario-body h3 {
      font-size: 1rem;
      font-weight: 800;
      color: var(--color-text);
      margin-bottom: 8px;
    }
    .scenario-body p {
      font-size: 0.85rem;
      color: var(--color-text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
    }
    .scenario-body a {
      font-size: 0.82rem;
      font-weight: 700;
      color: var(--color-primary);
      transition: color var(--transition);
    }
    .scenario-body a:hover {
      color: var(--color-primary);
      background: var(--color-accent);
      padding: 2px 6px;
      border-radius: 3px;
    }
    /* ===== 流程 ===== */
    .process-section {
      background: #EFEDE7;
    }
    .process-grid {
      display: grid;
      grid-template-columns: 1fr 24px 1fr 24px 1fr;
      align-items: stretch;
      gap: 16px;
    }
    .process-step {
      background: var(--bg-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      padding: 36px 28px;
      text-align: center;
      transition: var(--transition);
      position: relative;
    }
    .process-step:hover {
      box-shadow: var(--shadow-card);
      transform: translateY(-4px);
    }
    .process-num {
      display: block;
      font-size: 2.4rem;
      font-weight: 900;
      color: var(--color-moss);
      line-height: 1;
      margin-bottom: 18px;
      letter-spacing: -0.04em;
    }
    .process-step h3 {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--color-text);
      margin-bottom: 10px;
    }
    .process-step p {
      font-size: 0.85rem;
      color: var(--color-text-muted);
      line-height: 1.65;
      margin: 0;
    }
    .process-arrow {
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: var(--color-moss);
      font-weight: 300;
    }
    /* ===== 相关话题 ===== */
    .topic-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .topic-row {
      display: grid;
      grid-template-columns: 220px 1fr;
      background: var(--bg-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card);
      overflow: hidden;
      transition: var(--transition);
    }
    .topic-row:hover {
      box-shadow: var(--shadow-card);
      border-color: var(--color-moss);
    }
    .topic-row img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      aspect-ratio: 16 / 9;
      transition: transform 0.35s;
    }
    .topic-row:hover img {
      transform: scale(1.03);
    }
    .topic-info {
      padding: 24px 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .topic-info .tag {
      margin-bottom: 10px;
      align-self: flex-start;
    }
    .topic-info h3 {
      font-size: 1rem;
      font-weight: 800;
      color: var(--color-text);
      margin-bottom: 6px;
      line-height: 1.4;
    }
    .topic-info p {
      font-size: 0.85rem;
      color: var(--color-text-muted);
      line-height: 1.6;
      margin-bottom: 12px;
    }
    .topic-meta {
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--color-primary);
      transition: color var(--transition);
    }
    .topic-row:hover .topic-meta {
      color: var(--color-primary);
      background: var(--color-accent);
      padding: 2px 8px;
      border-radius: 3px;
      width: fit-content;
    }
    /* ===== FAQ ===== */
    .container-sm-narrow {
      max-width: 860px;
    }
    .mks-accordion {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .mks-accordion .accordion-item {
      background: var(--bg-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-card) !important;
      overflow: hidden;
    }
    .mks-accordion .accordion-item:hover {
      border-color: var(--color-moss);
    }
    .mks-accordion .accordion-header {
      border: none;
      margin: 0;
    }
    .mks-accordion .accordion-button {
      background: transparent;
      color: var(--color-text);
      font-weight: 700;
      font-size: 0.95rem;
      padding: 20px 24px;
      gap: 16px;
      box-shadow: none;
      border: none;
    }
    .mks-accordion .accordion-button:not(.collapsed) {
      background: transparent;
      color: var(--color-text);
      box-shadow: none;
    }
    .mks-accordion .accordion-button::after {
      display: none;
    }
    .mks-accordion .accordion-button:focus {
      box-shadow: none;
      border: none;
    }
    .faq-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      border-radius: 6px;
      border: 1px solid var(--color-moss);
      color: var(--color-primary);
      background: transparent;
      font-size: 1.1rem;
      font-weight: 400;
      flex-shrink: 0;
      transition: transform var(--transition), background var(--transition), color var(--transition);
    }
    .accordion-button:not(.collapsed) .faq-icon {
      transform: rotate(45deg);
      background: var(--color-accent);
      color: var(--color-text);
      border-color: var(--color-accent);
    }
    .accordion-body {
      color: var(--color-text-muted);
      padding: 0 24px 24px 68px;
      line-height: 1.75;
      font-size: 0.9rem;
    }
    /* ===== CTA ===== */
    .cta-band {
      background: var(--color-primary);
      padding: 64px 0;
    }
    .cta-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      flex-wrap: wrap;
    }
    .cta-title {
      color: #fff;
      font-size: clamp(1.4rem, 3vw, 1.9rem);
      font-weight: 900;
      line-height: 1.2;
      margin: 0 0 6px;
    }
    .cta-subtitle {
      color: rgba(213, 223, 216, 0.78);
      font-size: 0.9rem;
      margin: 0;
    }
    /* ===== 页脚 ===== */
    .site-footer {
      background: #1E3A2F;
      color: #D5DFD8;
      padding: 64px 0 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(213, 223, 216, 0.14);
    }
    .footer-logo {
      display: block;
      color: #fff;
      font-size: 1.3rem;
      font-weight: 900;
      letter-spacing: -0.02em;
      margin-bottom: 12px;
    }
    .footer-about {
      color: rgba(213, 223, 216, 0.78);
      font-size: 0.88rem;
      line-height: 1.75;
      max-width: 320px;
      margin: 0;
    }
    .footer-col-title {
      color: #fff;
      font-size: 0.9rem;
      font-weight: 800;
      margin-bottom: 16px;
      letter-spacing: 0.04em;
    }
    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: rgba(213, 223, 216, 0.72);
      font-size: 0.85rem;
      transition: color var(--transition), padding-left var(--transition);
    }
    .footer-links a:hover {
      color: var(--color-accent);
      padding-left: 4px;
    }
    .footer-contact p {
      color: rgba(213, 223, 216, 0.72);
      font-size: 0.85rem;
      margin-bottom: 8px;
    }
    .footer-contact a {
      color: rgba(213, 223, 216, 0.85);
      transition: color var(--transition);
    }
    .footer-contact a:hover {
      color: var(--color-accent);
    }
    .footer-bottom {
      padding: 22px 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      flex-wrap: wrap;
      font-size: 0.8rem;
      color: rgba(213, 223, 216, 0.6);
    }
    /* ===== 响应式 ===== */
    @media (max-width: 1200px) {
      .featured-card {
        grid-template-columns: 60% 40%;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
      }
    }
    @media (max-width: 992px) {
      .cat-hero-inner {
        grid-template-columns: 1fr;
      }
      .hero-phone-wrap {
        display: none;
      }
      .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-grid {
        grid-template-columns: 1fr;
      }
      .process-arrow {
        display: none;
      }
      .featured-card {
        grid-template-columns: 1fr;
      }
      .featured-media {
        aspect-ratio: 16/9;
      }
      .featured-media img {
        height: 100%;
      }
    }
    @media (max-width: 768px) {
      :root {
        --space-section: 64px;
      }
      .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: min(320px, 82vw);
        height: 100vh;
        background: var(--bg-base);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        gap: 28px;
        padding: 64px 40px;
        transform: translateX(100%);
        transition: transform 0.3s;
        box-shadow: -10px 0 40px rgba(23, 34, 28, 0.1);
        z-index: 1050;
      }
      .nav-links.open {
        transform: translateX(0);
      }
      .nav-links .nav-link {
        font-size: 1rem;
        font-weight: 700;
      }
      .mobile-toggle {
        display: flex;
      }
      .search-btn {
        display: none;
      }
      .nav-cta {
        display: none;
      }
      .header-search {
        position: fixed;
        top: 64px;
        right: 16px;
        left: 16px;
        width: auto;
      }
      .trust-bar-inner {
        justify-content: center;
        text-align: center;
      }
      .metric-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px 16px;
      }
      .metric-item:nth-child(3) {
        border-left: none;
      }
      .scenarios-grid {
        grid-template-columns: 1fr;
      }
      .topic-row {
        grid-template-columns: 1fr;
      }
      .topic-row img {
        aspect-ratio: 16/9;
      }
      .topic-info {
        padding: 20px;
      }
      .faq-section .accordion-button {
        padding: 16px 18px;
        font-size: 0.9rem;
      }
      .accordion-body {
        padding: 0 18px 20px 52px;
      }
      .cta-inner {
        flex-direction: column;
        align-items: flex-start;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
        padding-bottom: 28px;
      }
    }
    @media (max-width: 576px) {
      .container-site {
        padding-left: 18px;
        padding-right: 18px;
      }
      .cat-hero {
        padding: 40px 0;
        min-height: 280px;
      }
      .cat-hero-actions .btn-mks,
      .cat-hero-actions .btn-outline {
        width: 100%;
        justify-content: center;
      }
      .featured-body {
        padding: 20px;
      }
      .featured-specs {
        flex-direction: column;
        gap: 8px;
      }
      .metric-grid {
        grid-template-columns: 1fr 1fr;
      }
      .metric-item strong {
        font-size: 1.5rem;
      }
      .topic-info p {
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
      }
      .footer-grid {
        gap: 28px;
      }
    }
    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        transition: none !important;
        animation: none !important;
      }
      html {
        scroll-behavior: auto;
      }
    }