/* roulang page: index */
:root {
  --primary: #1F4A3C;
  --primary-dark: #163529;
  --accent: #FF6A2B;
  --accent-dark: #E4550F;
  --bg: #FAF7F2;
  --white: #FFFFFF;
  --charcoal: #26302D;
  --footer-bg: #1E2422;
  --text: #26302D;
  --text-light: #6B7670;
  --border: #EFE9E0;
  --success: #2FA36B;
  --danger: #E4573D;
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.03);
  --shadow-md: 0 8px 24px rgba(31,74,60,0.10);
  --shadow-lg: 0 16px 40px rgba(31,74,60,0.16);
  --spacer: 80px;
  --font-display: Georgia, "Times New Roman", serif;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.85;
  font-size: 16px;
  scroll-padding-top: 70px;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
a:hover {
  color: var(--accent);
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
img {
  max-width: 100%;
  display: block;
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
input {
  font-family: inherit;
}
ul, ol {
  list-style: none;
}
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
.text-center {
  text-align: center;
}
.section {
  padding: var(--spacer) 0;
}
.section-sm {
  padding: 48px 0;
}
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
}
.section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.35;
}
.section-subtitle {
  color: var(--text-light);
  font-size: 0.95rem;
  margin-top: 6px;
}
.section-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
}
.section-link:hover {
  color: var(--accent);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  line-height: 1;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,106,43,0.35);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(255,106,43,0.25);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: #E6F0EB;
  color: var(--primary);
}
.btn-outline:active {
  background: #D3E4DC;
}
.btn-lg {
  height: 56px;
  padding: 0 40px;
  font-size: 1.05rem;
}
.btn-sm {
  height: 36px;
  padding: 0 18px;
  font-size: 0.85rem;
}
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.4;
}
.badge-orange {
  background: #FFF0E8;
  color: var(--accent);
  border: 1px solid #FFD9C4;
}
.badge-green {
  background: #E6F6ED;
  color: var(--success);
  border: 1px solid #BFE6D0;
}
.badge-gray {
  background: #F2F0EC;
  color: var(--text-light);
  border: 1px solid var(--border);
}
/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--bg);
  height: 60px;
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: #fff;
  box-shadow: 0 4px 20px rgba(31,74,60,0.08);
}
.nav-row {
  display: flex;
  align-items: center;
  height: 60px;
  gap: 0;
}
.nav-left-group {
  display: flex;
  align-items: center;
  gap: 28px;
  flex: 1;
  min-width: 0;
}
.nav-right-group {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 24px;
  border-left: 1px solid #DCE8E2;
}
.logo {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.logo:hover {
  color: var(--accent);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex: 1;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover {
  color: var(--accent);
}
.nav-links a.active {
  color: var(--primary);
  font-weight: 700;
}
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}
.nav-search {
  position: relative;
}
.nav-search input {
  width: 220px;
  height: 38px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: #fff;
  padding: 0 16px 0 38px;
  font-size: 0.85rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.nav-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,106,43,0.15);
  outline: none;
}
.nav-search .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9rem;
  color: var(--text-light);
  pointer-events: none;
}
.lang-btn {
  font-size: 0.85rem;
  color: var(--text-light);
  padding: 4px 10px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  white-space: nowrap;
}
.lang-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.nav-cta {
  height: 38px;
  padding: 0 20px;
  font-size: 0.85rem;
}
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary);
}
.mobile-nav {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 998;
  padding: 24px 24px 32px;
  overflow-y: auto;
  flex-direction: column;
}
.mobile-nav.open {
  display: flex;
}
.mobile-nav .mobile-search {
  margin-bottom: 24px;
}
.mobile-nav .mobile-search input {
  width: 100%;
  height: 48px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: #fff;
  padding: 0 20px 0 44px;
  font-size: 0.95rem;
  position: relative;
}
.mobile-nav .mobile-search .search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
}
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav-links a {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  padding: 14px 8px;
  border-bottom: 1px solid var(--border);
}
.mobile-nav-links a.active {
  color: var(--primary);
}
.mobile-nav-links a:last-child {
  border-bottom: none;
}
.mobile-nav .mobile-cta {
  margin-top: auto;
  padding-top: 24px;
  width: 100%;
}
/* ===== Hero ===== */
.hero {
  padding-top: 60px;
  padding-bottom: 40px;
  position: relative;
  overflow: hidden;
}
.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  min-height: calc(100vh - 100px);
  padding: 40px 0;
}
.hero-content {
  flex: 0 0 55%;
  max-width: 55%;
}
.hero-visual {
  flex: 0 0 45%;
  max-width: 45%;
  position: relative;
}
.hero-decor {
  position: absolute;
  width: 180px;
  height: 180px;
  background: rgba(255,106,43,0.04);
  border-radius: 50%;
  top: -30px;
  right: -60px;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #FFD0B8;
  background: #FFF6F0;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1.35;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-light);
  line-height: 1.85;
  margin-bottom: 24px;
  max-width: 480px;
}
.hero-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}
.hero-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
}
.hero-features li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-image-wrap {
  position: relative;
  max-width: 340px;
  margin: 0 auto;
}
.hero-image-wrap img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 9 / 15;
  object-fit: cover;
}
.hero-float-card {
  position: absolute;
  bottom: 24px;
  left: -30px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 12px 16px;
  transform: rotate(-3deg);
  max-width: 220px;
  border: 1px solid var(--border);
}
.float-card-user {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.float-card-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #E6F0EB;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 700;
}
.float-card-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}
.float-card-title {
  font-size: 0.75rem;
  color: var(--text-light);
  line-height: 1.4;
  margin-bottom: 6px;
}
.float-card-stars {
  color: #F5A623;
  font-size: 0.75rem;
  letter-spacing: 1px;
}
.scroll-hint {
  position: absolute;
  bottom: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-light);
  writing-mode: vertical-rl;
  letter-spacing: 0.3em;
}
.scroll-hint .arrow-down {
  width: 1px;
  height: 30px;
  background: var(--text-light);
  position: relative;
  overflow: hidden;
}
.scroll-hint .arrow-down::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  animation: scrollArrow 1.8s ease-in-out infinite;
}
@keyframes scrollArrow {
  0% { top: -100%; }
  60% { top: 0; }
  100% { top: 100%; }
}
/* ===== 爆款片段卡 ===== */
.cards-scroll {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.cards-scroll::-webkit-scrollbar {
  height: 6px;
}
.cards-scroll::-webkit-scrollbar-thumb {
  background: #D3DDD8;
  border-radius: 6px;
}
.cards-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.case-card {
  flex: 0 0 calc(33.333% - 16px);
  scroll-snap-align: start;
  min-width: 260px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.case-card-img {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.case-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.case-card:hover .case-card-img img {
  transform: scale(1.05);
}
.case-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 50px;
  line-height: 1.5;
}
.case-card-body {
  padding: 18px 18px 14px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.case-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 8px;
}
.case-card-desc {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}
.case-card-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 0 12px;
}
.case-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-light);
}
.case-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.case-card-meta .meta-tag {
  margin-left: auto;
  background: #F2F0EC;
  border-radius: 50px;
  padding: 2px 10px;
  font-size: 0.75rem;
  color: var(--text-light);
}
/* ===== 种草清单 ===== */
.listing-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.listing-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 8px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
}
.listing-item:last-child {
  border-bottom: none;
}
.listing-item:hover {
  background: #FAF7F2;
}
.listing-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-display);
  flex-shrink: 0;
}
.listing-num.hot {
  background: var(--accent);
}
.listing-info {
  flex: 1;
  min-width: 0;
}
.listing-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 2px;
}
.listing-tag {
  font-size: 0.8rem;
  color: var(--text-light);
}
.listing-buy {
  flex-shrink: 0;
}
/* ===== 口碑墙 ===== */
.review-section {
  background: var(--charcoal);
  color: #fff;
}
.review-section .section-title {
  color: #fff;
}
.review-section .section-subtitle {
  color: #A8B5AF;
}
.review-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}
.review-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.review-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.review-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.review-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #E6F0EB;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}
.review-name-wrap {
  flex: 1;
  min-width: 0;
}
.review-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 5px;
}
.review-name .verify-badge {
  width: 15px;
  height: 15px;
  background: var(--success);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.6rem;
  line-height: 1;
}
.review-stars {
  color: #F5A623;
  font-size: 0.85rem;
  letter-spacing: 1px;
}
.review-content {
  font-size: 0.87rem;
  color: #4A5550;
  line-height: 1.7;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.review-likes {
  font-size: 0.8rem;
  color: #8A9590;
  display: flex;
  align-items: center;
  gap: 4px;
}
.review-summary {
  text-align: center;
  font-size: 0.95rem;
  color: #C2CCC7;
}
.review-summary strong {
  color: var(--accent);
  font-weight: 700;
}
/* ===== 一键跟买 CTA ===== */
.cta-banner {
  background: linear-gradient(135deg, #1F4A3C, #163529);
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}
.cta-banner::before,
.cta-banner::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}
.cta-banner::before {
  width: 300px;
  height: 300px;
  top: -100px;
  left: -90px;
}
.cta-banner::after {
  width: 220px;
  height: 220px;
  bottom: -80px;
  right: -60px;
}
.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}
.cta-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 12px;
}
.cta-subtitle {
  color: #AFC0B8;
  font-size: 1rem;
  margin-bottom: 36px;
}
.cta-btn {
  width: 220px;
  height: 56px;
  border-radius: 50px;
  background: var(--accent);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}
.cta-btn:hover {
  background: var(--accent-dark);
  animation: wiggle 0.5s ease-in-out;
}
.cta-btn:active {
  transform: scale(0.97);
}
@keyframes wiggle {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}
/* ===== 最新动态 CMS ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.news-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  border-left: 3px solid transparent;
}
.news-card:hover {
  box-shadow: var(--shadow-md);
  border-left-color: var(--accent);
  transform: translateY(-2px);
}
.news-cat {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: #FFF0E8;
  padding: 4px 12px;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 12px;
}
.news-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-desc {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.65;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #9AA39E;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}
.news-link {
  font-weight: 600;
  color: var(--primary);
  font-size: 0.82rem;
}
.news-link:hover {
  color: var(--accent);
}
.news-empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-light);
}
.empty-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  background: #F2F0EC;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  animation: floatWave 3s ease-in-out infinite;
}
.empty-icon-wrap svg,
.empty-icon-wrap span {
  font-size: 2rem;
}
@keyframes floatWave {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-4px) rotate(-2deg); }
  75% { transform: translateY(2px) rotate(2deg); }
}
/* ===== FAQ ===== */
.faq-section {
  background: #F3EEE6;
}
.faq-item {
  background: #fff;
  border-radius: 12px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}
.faq-item:hover {
  box-shadow: var(--shadow-sm);
}
.faq-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  background: #fff;
  transition: color 0.25s ease;
}
.faq-toggle:hover {
  color: var(--primary);
}
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #F2F0EC;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: transform 0.3s ease, background 0.3s ease;
  flex-shrink: 0;
  color: var(--primary);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer-inner {
  padding: 0 20px 18px;
  font-size: 0.88rem;
  color: #5A665F;
  line-height: 1.75;
}
.faq-item.active .faq-answer {
  max-height: 300px;
}
/* ===== Footer ===== */
.site-footer {
  background: #1E2422;
  color: #A8B2AD;
  padding-top: 56px;
  font-size: 0.88rem;
}
.footer-columns {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  display: inline-block;
}
.footer-desc {
  line-height: 1.8;
  color: #8A958F;
  max-width: 260px;
}
.footer-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: #8A958F;
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-tags a {
  font-size: 0.78rem;
  color: #8A958F;
  border: 1px solid #37403C;
  border-radius: 50px;
  padding: 4px 12px;
  display: inline-block;
}
.footer-tags a:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.footer-contact li {
  margin-bottom: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
  color: #8A958F;
}
.footer-contact .contact-icon {
  color: var(--accent);
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid #2C3431;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #6B756F;
}
/* ===== Responsive ===== */
@media (min-width: 768px) and (max-width: 1199px) {
  .nav-links {
    gap: 16px;
  }
  .nav-search input {
    width: 160px;
  }
  .nav-right-group {
    gap: 8px;
    padding-left: 16px;
  }
  .case-card {
    flex: 0 0 calc(50% - 12px);
  }
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-columns {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .hero-inner {
    gap: 30px;
  }
  .hero-features li {
    font-size: 0.88rem;
  }
}
@media (max-width: 767px) {
  :root {
    --spacer: 48px;
  }
  .container {
    padding: 0 18px;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 24px;
  }
  .nav-links, .nav-search, .lang-btn, .nav-cta {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .nav-right-group {
    border-left: none;
    padding-left: 0;
  }
  .hero-inner {
    flex-direction: column;
    gap: 40px;
    padding: 32px 0;
    min-height: auto;
  }
  .hero-content,
  .hero-visual {
    flex: 0 0 100%;
    max-width: 100%;
  }
  .hero-features {
    margin-bottom: 24px;
  }
  .hero-actions {
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-image-wrap {
    max-width: 300px;
  }
  .hero-float-card {
    left: -12px;
  }
  .scroll-hint {
    display: none;
  }
  .cards-scroll {
    flex-direction: column;
    overflow-x: visible;
  }
  .case-card {
    flex: 0 0 auto;
    min-width: 0;
  }
  .listing-item {
    gap: 14px;
    padding: 16px 4px;
  }
  .listing-num {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }
  .listing-buy {
    display: none;
  }
  .review-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .news-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .cta-banner {
    padding: 56px 0;
  }
  .footer-columns {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .faq-toggle {
    font-size: 0.92rem;
    padding: 0 14px;
    height: 52px;
  }
  .faq-answer-inner {
    padding: 0 14px 16px;
  }
}

/* roulang page: category1 */
:root {
  --primary: #1F4A3C;
  --primary-deep: #163529;
  --primary-soft: #E6F0EB;
  --accent: #FF6A2B;
  --accent-deep: #E5541A;
  --bg-page: #FAF7F2;
  --bg-card: #FFFFFF;
  --bg-dark: #26302D;
  --bg-dark-2: #1E2422;
  --bg-faq: #F3EEE6;
  --text: #26302D;
  --text-body: #4A5652;
  --text-gray: #7B8783;
  --text-light: #A8B2AD;
  --border: #EFE9E0;
  --success: #2FA36B;
  --danger: #E4573D;
  --radius-lg: 14px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 8px 24px rgba(31, 74, 60, 0.10);
  --shadow-orange: 0 8px 24px rgba(255, 106, 43, 0.28);
  --space-section: 80px;
  --space-section-sm: 48px;
  --font-stack: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-stack);
  background: var(--bg-page);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

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

button,
input {
  font-family: inherit;
  border: none;
  outline: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

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

/* ========== Header / Nav ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-page);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: #FFFFFF;
  box-shadow: 0 4px 20px rgba(31, 74, 60, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 32px;
  min-width: 0;
}

.logo {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #fff;
  font-weight: 800;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.nav-links a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 50px;
  transition: background 0.25s, color 0.25s;
}

.nav-links a:hover {
  color: var(--accent);
  background: rgba(255, 106, 43, 0.06);
}

.nav-links a.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}

.header-divider {
  width: 1px;
  height: 28px;
  background: rgba(31, 74, 60, 0.14);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.search-box {
  display: flex;
  align-items: center;
  width: 220px;
  height: 42px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 0 16px;
  gap: 8px;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 106, 43, 0.12);
}

.search-box svg {
  flex-shrink: 0;
  color: var(--text-gray);
}

.search-box input {
  flex: 1;
  font-size: 0.85rem;
  color: var(--text);
  caret-color: var(--accent);
}

.search-box input::placeholder {
  color: var(--text-gray);
}

.lang-btn {
  font-size: 0.85rem;
  color: var(--text);
  padding: 8px 12px;
  border-radius: 50px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: #FFFFFF;
  transition: border-color 0.25s, color 0.25s;
}

.lang-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 26px;
  background: var(--accent);
  color: #FFFFFF;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 50px;
  white-space: nowrap;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}

.header-cta:hover {
  background: var(--accent-deep);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-soft);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--primary);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--primary);
  margin: 2px 0;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* 移动端菜单 */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--bg-page);
  padding: 100px 28px 40px;
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav .m-nav-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav .m-nav-links a {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  padding: 14px 4px;
  border-bottom: 1px solid var(--border);
}

.mobile-nav .m-search {
  margin-bottom: 24px;
  width: 100%;
}

.mobile-nav .m-cta {
  margin-top: 28px;
  width: 100%;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
}

/* ========== Breadcrumb ========== */
.breadcrumb-nav {
  padding: 90px 0 0;
  background: var(--bg-page);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-gray);
}

.breadcrumb a {
  color: var(--text-gray);
}

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

.breadcrumb .sep {
  color: #C8CFCC;
}

.breadcrumb .current {
  color: var(--text);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 260px;
}

/* ========== Hero ========== */
.category-hero {
  position: relative;
  padding: 48px 0 56px;
  background: var(--bg-page);
  overflow: hidden;
}

.category-hero::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -40px;
  width: 280px;
  height: 280px;
  background: rgba(255, 106, 43, 0.06);
  border-radius: 50%;
  pointer-events: none;
}

.category-hero::after {
  content: "种草";
  position: absolute;
  right: 24px;
  bottom: -6px;
  font-size: 5rem;
  font-weight: 900;
  color: rgba(31, 74, 60, 0.04);
  writing-mode: vertical-rl;
  letter-spacing: 8px;
  pointer-events: none;
  line-height: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.hero-text h1 span {
  color: var(--accent);
}

.hero-text .hero-desc {
  font-size: 1.05rem;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 520px;
}

.hero-meta-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.hero-meta-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
}

.hero-meta-list li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 106, 43, 0.12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 30px;
  background: var(--accent);
  color: #FFFFFF;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid var(--accent);
  transition: all 0.25s ease;
}

.btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 30px;
  background: transparent;
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid var(--primary);
  transition: all 0.25s ease;
}

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

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-visual .main-visual {
  width: 320px;
  height: 520px;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 16px 40px rgba(31, 74, 60, 0.18);
  position: relative;
  z-index: 2;
}

.hero-card-float {
  position: absolute;
  bottom: 40px;
  left: -8px;
  z-index: 3;
  background: #FFFFFF;
  border-radius: 12px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14);
  transform: rotate(3deg);
  max-width: 230px;
}

.hero-card-float .avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.hero-card-float .float-info {
  min-width: 0;
}

.hero-card-float .float-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.hero-card-float .float-title {
  font-size: 0.75rem;
  color: var(--text-gray);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero-card-float .stars {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 2px;
}

.scroll-hint {
  margin-top: 28px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  opacity: 0.7;
}

.scroll-hint .arrow-down {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  animation: bounceDown 1.6s infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0) rotate(45deg); }
  50% { transform: translateY(6px) rotate(45deg); }
}

/* ========== 图文介绍 ========== */
.category-intro {
  padding: var(--space-section) 0;
  background: var(--bg-card);
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.intro-image {
  position: relative;
}

.intro-image img {
  width: 100%;
  min-height: 300px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: var(--shadow-md);
}

.intro-image .badge-float {
  position: absolute;
  bottom: -16px;
  right: -12px;
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: var(--shadow-orange);
}

.intro-content .section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(255, 106, 43, 0.08);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.intro-content h2 {
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 16px;
}

.intro-content p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-body);
  margin-bottom: 16px;
}

.intro-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

.intro-points li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.5;
}

.intro-points li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ========== 内容种草方法清单 ========== */
.method-section {
  padding: var(--space-section) 0;
  background: var(--bg-page);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.section-header h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.35;
}

.section-header .sub-text {
  font-size: 0.9rem;
  color: var(--text-gray);
  max-width: 360px;
}

.method-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 0 24px;
}

.method-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.25s ease;
  position: relative;
}

.method-item:last-child {
  border-bottom: none;
}

.method-item:hover {
  padding-left: 8px;
  background: linear-gradient(90deg, rgba(31, 74, 60, 0.03), transparent);
}

.method-item .method-num {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-family: Georgia, serif;
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-item:nth-child(2) .method-num {
  background: var(--accent);
}

.method-item .method-body {
  flex: 1;
  min-width: 0;
}

.method-item .method-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.method-item .method-body p {
  font-size: 0.88rem;
  color: var(--text-gray);
  line-height: 1.6;
}

.method-item .method-tag {
  font-size: 0.78rem;
  color: var(--accent);
  background: rgba(255, 106, 43, 0.08);
  padding: 4px 12px;
  border-radius: 50px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ========== 案例卡片流 ========== */
.cases-section {
  padding: var(--space-section) 0;
  background: var(--bg-card);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.case-card .case-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.case-card .case-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.case-card:hover .case-cover img {
  transform: scale(1.05);
}

.case-card .case-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 50px;
}

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

.case-card .case-body h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.45;
}

.case-card .case-body p {
  font-size: 0.86rem;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.case-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-gray);
}

.case-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.case-meta .label {
  color: var(--accent);
  background: rgba(255, 106, 43, 0.08);
  padding: 2px 8px;
  border-radius: 50px;
  font-size: 0.72rem;
  margin-left: auto;
}

/* ========== 热门标签 ========== */
.tags-section {
  padding: var(--space-section) 0;
  background: var(--bg-page);
}

.tags-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 820px;
  margin: 0 auto;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  transition: all 0.25s ease;
  cursor: pointer;
}

.tag-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

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

/* ========== 双向引导卡 ========== */
.guide-section {
  padding: var(--space-section) 0;
  background: var(--bg-card);
}

.guide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.guide-card {
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.guide-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 106, 43, 0.4);
}

.guide-card .guide-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.guide-card.featured .guide-icon {
  background: rgba(255, 106, 43, 0.12);
}

.guide-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
}

.guide-card p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.7;
  flex: 1;
}

.guide-card .guide-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.25s;
}

.guide-card .guide-link:hover {
  gap: 12px;
  color: var(--accent-deep);
}

/* ========== 口碑条 ========== */
.reviews-section {
  padding: var(--space-section) 0;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.reviews-section::before {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
}

.reviews-section .section-header h2 {
  color: #FFFFFF;
}

.reviews-section .sub-text {
  color: rgba(255, 255, 255, 0.6);
}

.reviews-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.review-card {
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  border: 1px solid transparent;
  transition: border-color 0.3s, transform 0.3s;
}

.review-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.review-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.review-head img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.review-head .review-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.review-head .verify {
  font-size: 0.72rem;
  color: var(--success);
  background: rgba(47, 163, 107, 0.1);
  padding: 2px 8px;
  border-radius: 50px;
}

.review-head .stars {
  margin-left: auto;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.review-card p {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 10px;
}

.review-like {
  font-size: 0.78rem;
  color: var(--text-gray);
  display: flex;
  align-items: center;
  gap: 4px;
}

.summary-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50px;
  padding: 16px 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.summary-bar .score {
  font-size: 1.3rem;
  font-weight: 800;
  color: #FFFFFF;
  font-family: Georgia, serif;
}

.summary-bar .score em {
  font-style: normal;
  color: var(--accent);
}

.summary-bar .summary-text {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
}

.summary-bar .tag-green {
  color: var(--success);
  font-weight: 600;
}

/* ========== 最新动态（静态） ========== */
.news-section {
  padding: var(--space-section) 0;
  background: var(--bg-page);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}

.news-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--accent);
  transition: height 0.3s ease;
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.news-card:hover::before {
  height: 100%;
}

.news-card .news-cat {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 4px 12px;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 14px;
}

.news-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
}

.news-card p {
  font-size: 0.86rem;
  color: var(--text-gray);
  line-height: 1.65;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card .news-time {
  font-size: 0.78rem;
  color: var(--text-light);
}

.news-card .news-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ========== FAQ ========== */
.faq-section {
  padding: var(--space-section) 0;
  background: var(--bg-faq);
}

.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item.active {
  border-color: rgba(255, 106, 43, 0.4);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  min-height: 56px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  transition: color 0.25s;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-body);
  border-top: 1px dashed var(--border);
  padding-top: 14px;
  margin: 0 0 0 0;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--primary);
  font-weight: 300;
  transition: transform 0.3s, background 0.3s, color 0.3s;
  flex-shrink: 0;
}

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

/* ========== CTA ========== */
.cta-section {
  position: relative;
  padding: 88px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  text-align: center;
  overflow: hidden;
}

.cta-section::before,
.cta-section::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.cta-section::before {
  width: 240px;
  height: 240px;
  left: -80px;
  top: -80px;
}

.cta-section::after {
  width: 180px;
  height: 180px;
  right: -50px;
  bottom: -50px;
}

.cta-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 14px;
  position: relative;
  z-index: 2;
}

.cta-section p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
  position: relative;
  z-index: 2;
}

.btn-buy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 220px;
  height: 56px;
  background: var(--accent);
  color: #FFFFFF;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 1px;
  border: 2px solid var(--accent);
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  z-index: 2;
}

.btn-buy:hover {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
  animation: shake 0.4s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* ========== Footer ========== */
.site-footer {
  background: var(--bg-dark-2);
  color: var(--text-light);
  padding: 64px 0 0;
}

.footer-columns {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 900;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--text-light);
  max-width: 280px;
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 18px;
}

.footer-links li,
.footer-contact li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.86rem;
  color: var(--text-light);
  transition: color 0.25s, padding-left 0.25s;
}

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

.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-tags a {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}

.footer-tags a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(255, 106, 43, 0.08);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
}

.contact-icon {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
  .header-right .search-box {
    width: 180px;
  }

  .nav-links a {
    padding: 8px 12px;
    font-size: 0.85rem;
  }

  .hero-content {
    gap: 32px;
  }

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
  }

  .header-right .search-box {
    display: none;
  }

  .header-divider {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-content,
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .hero-visual .main-visual {
    height: 400px;
    width: 280px;
  }

  .intro-image {
    max-width: 520px;
  }

  .guide-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

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

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  :root {
    --space-section: 48px;
  }

  .header-inner {
    height: 64px;
  }

  .breadcrumb-nav {
    padding-top: 76px;
  }

  .category-hero {
    padding: 40px 0;
  }

  .hero-text h1 {
    font-size: 1.9rem;
  }

  .hero-meta-list li {
    font-size: 0.88rem;
  }

  .intro-points {
    grid-template-columns: 1fr;
  }

  .method-item {
    flex-wrap: wrap;
  }

  .method-item .method-tag {
    margin-left: 62px;
  }

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

  .guide-card {
    padding: 24px;
  }

  .summary-bar {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .header-cta {
    display: none;
  }

  .hero-visual .main-visual {
    width: 100%;
    height: 380px;
  }

  .hero-card-float {
    left: 0;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .method-item .method-tag {
    margin-left: 0;
  }
}

/* roulang page: article */
:root{
  --primary:#1F4A3C;
  --primary-dark:#163529;
  --accent:#FF6A2B;
  --accent-dark:#E4511F;
  --bg-warm:#FAF7F2;
  --bg-white:#FFFFFF;
  --bg-dark:#26302D;
  --bg-footer:#1E2422;
  --bg-mist:#F3EEE6;
  --text-main:#26302D;
  --text-muted:#6B7A75;
  --text-light:#A8B2AD;
  --border:#EFE9E0;
  --success:#2FA36B;
  --danger:#E4573D;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 2px 8px rgba(0,0,0,0.03);
  --shadow-md:0 8px 24px rgba(31,74,60,0.10);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-serif:Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg-warm);color:var(--text-main);line-height:1.85;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
button,input,textarea{font-family:inherit}
ul{list-style:none}
.container{max-width:1160px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 28px;border-radius:50px;font-size:0.95rem;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .25s ease;white-space:nowrap}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,106,43,0.3)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:#E6F0EB;color:var(--primary);border-color:var(--primary)}
.btn-outline:active{background:#DDEAE4}
.btn-xl{height:56px;padding:0 36px;font-size:1.05rem}
.tag{display:inline-flex;align-items:center;font-size:0.75rem;color:var(--primary);background:var(--bg-mist);padding:4px 12px;border-radius:50px;font-weight:600}

/* ===== Header 导航 ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(250,247,242,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(31,74,60,0.08);transition:box-shadow .3s ease,background .3s ease}
.site-header.scrolled{background:#fff;box-shadow:0 4px 20px rgba(31,74,60,0.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px;gap:20px}
.nav-left{display:flex;align-items:center;gap:28px;flex:1;min-width:0}
.logo{font-size:1.35rem;font-weight:900;color:var(--primary);letter-spacing:-0.02em;white-space:nowrap;line-height:1.2}
.logo:hover{color:var(--primary)}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:18px}
.nav-links a{font-size:0.9rem;font-weight:500;color:var(--text-main);padding:6px 2px;position:relative;transition:color .2s ease}
.nav-links a:hover{color:var(--primary)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--accent);border-radius:2px;transition:width .25s ease}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--primary);font-weight:700}
.nav-links a.active::after{width:100%}
.search-box{display:flex;align-items:center;background:#fff;border:1px solid var(--border);border-radius:50px;height:38px;padding:0 14px;width:180px;gap:8px;transition:border .2s ease,box-shadow .2s ease}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,0.12)}
.search-box svg{width:15px;height:15px;stroke:var(--text-muted);flex-shrink:0;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.search-box input{border:none;outline:none;background:transparent;font-size:0.85rem;width:100%;color:var(--text-main)}
.search-box input::placeholder{color:#B4BDB8}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;transition:opacity .2s}
.hamburger:hover{opacity:0.7}
.hamburger span{width:22px;height:2px;background:var(--primary);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.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-only-actions{display:none}
.nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.35);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:98}
.nav-overlay.show{opacity:1;visibility:visible}

/* ===== 面包屑 ===== */
.breadcrumb-wrap{background:var(--bg-white);border-bottom:1px solid var(--border);padding:12px 0}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--text-muted);flex-wrap:wrap}
.breadcrumb a{color:var(--text-muted);transition:color .2s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:#C9C0B4}
.breadcrumb .current{color:var(--text-main);font-weight:500;max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ===== 文章主体 ===== */
.site-main{background:var(--bg-warm);min-height:60vh}
.article-layout{padding:36px 0 64px}
.article-card{max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:44px 48px;box-shadow:var(--shadow-sm)}
.article-header{margin-bottom:32px}
.article-header h1{font-size:1.9rem;line-height:1.35;color:var(--primary);font-weight:800;margin-bottom:16px;letter-spacing:-0.01em}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:0.82rem;color:var(--text-muted)}
.meta-item{display:inline-flex;align-items:center;gap:5px}
.meta-item svg{width:14px;height:14px;stroke:var(--text-muted);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.meta-item.tag{background:var(--bg-mist);border-radius:50px;padding:3px 12px;font-weight:600;color:var(--primary)}
.article-content{font-size:16px;line-height:1.9;color:var(--text-main);word-wrap:break-word}
.article-content h2{font-size:22px;color:var(--primary);font-weight:700;margin:1.8em 0 0.8em;line-height:1.4}
.article-content h3{font-size:18px;color:var(--primary);font-weight:600;margin:1.6em 0 0.6em}
.article-content p{margin-bottom:1.2em}
.article-content img{border-radius:var(--radius-sm);margin:1.2em auto;max-width:100%}
.article-content a{color:var(--accent);font-weight:500;border-bottom:1px solid rgba(255,106,43,0.3)}
.article-content a:hover{color:var(--accent-dark);border-color:var(--accent-dark)}
.article-content blockquote{border-left:3px solid var(--accent);background:var(--bg-mist);padding:16px 22px;border-radius:0 10px 10px 0;margin:1.4em 0;color:var(--text-main)}
.article-content blockquote p{margin-bottom:0}
.article-content ul,.article-content ol{padding-left:1.5em;margin:0 0 1.2em}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:0.5em}
.article-content table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:0.92rem}
.article-content th,.article-content td{border:1px solid var(--border);padding:8px 12px;text-align:left}
.article-content th{background:var(--bg-mist);color:var(--primary);font-weight:600}
.article-actions{display:flex;justify-content:space-between;gap:16px;margin-top:36px;padding-top:28px;border-top:1px dashed var(--border)}
.article-actions .btn{min-width:140px}
.article-empty{max-width:720px;margin:60px auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:60px 40px;text-align:center;box-shadow:var(--shadow-sm)}
.empty-icon{font-size:48px;margin-bottom:16px;display:block}
.article-empty h1{font-size:1.6rem;color:var(--primary);margin-bottom:10px;font-weight:800}
.article-empty p{color:var(--text-muted);margin-bottom:24px;font-size:0.95rem}

/* ===== 相关阅读 ===== */
.related-section{padding:80px 0;background:var(--bg-white);border-top:1px solid var(--border)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.section-head h2{font-size:1.75rem;color:var(--primary);font-weight:800}
.more-link{color:var(--primary);font-weight:500;font-size:0.9rem}
.more-link:hover{color:var(--accent)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,box-shadow .25s ease;box-shadow:var(--shadow-sm)}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.related-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-mist)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-info{padding:18px 20px;display:flex;flex-direction:column;gap:8px}
.related-info .tag{font-size:0.75rem;color:var(--accent);background:#FFF1E8;padding:4px 10px;border-radius:50px;width:fit-content;font-weight:600}
.related-info h3{font-size:1.02rem;line-height:1.5;font-weight:600;color:var(--text-main);transition:color .2s}
.related-card:hover .related-info h3{color:var(--primary)}

/* ===== 评论区 ===== */
.comment-section{padding:80px 0;background:var(--bg-warm)}
.comment-section .section-inner{max-width:720px;margin:0 auto}
.comment-section h2{font-size:1.5rem;color:var(--primary);font-weight:800;margin-bottom:28px}
.comment-card{display:flex;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:22px 24px;transition:border-color .25s ease,box-shadow .25s ease}
.comment-card:hover{border-color:var(--accent);box-shadow:var(--shadow-sm)}
.comment-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),#3A7260);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.05rem;flex-shrink:0}
.comment-body{flex:1}
.comment-name{font-weight:600;font-size:0.95rem;color:var(--text-main);display:flex;align-items:center;gap:8px}
.badge-verified{font-size:0.7rem;color:#fff;background:var(--success);padding:2px 8px;border-radius:50px;font-weight:400}
.comment-stars{color:var(--accent);font-size:0.85rem;letter-spacing:2px;margin:6px 0}
.comment-text{font-size:0.92rem;line-height:1.7;color:var(--text-muted);margin-bottom:10px}
.comment-footer{display:flex;justify-content:space-between;align-items:center;font-size:0.8rem;color:var(--text-light)}
.comment-like{display:inline-flex;align-items:center;gap:5px;cursor:pointer;color:var(--text-muted);background:none;border:none;padding:4px 8px;border-radius:50px;transition:color .2s,background .2s}
.comment-like:hover{color:var(--accent);background:#FFF1E8}
.comment-like.liked{color:var(--accent);font-weight:600}
.comment-like svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.comment-time{font-size:0.78rem}

/* ===== CTA ===== */
.cta-section{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);padding:90px 24px;position:relative;overflow:hidden;text-align:center}
.cta-section::before,.cta-section::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,0.04);pointer-events:none}
.cta-section::before{width:280px;height:280px;top:-80px;left:-80px}
.cta-section::after{width:360px;height:360px;bottom:-140px;right:-100px}
.cta-inner{max-width:680px;margin:0 auto;position:relative;z-index:1}
.cta-inner h2{font-size:2rem;color:#fff;font-weight:800;margin-bottom:14px;line-height:1.4}
.cta-inner p{color:rgba(255,255,255,0.75);margin-bottom:28px;font-size:1rem}
@keyframes wobble{0%,100%{transform:translateX(0)}20%{transform:translateX(-4px)}40%{transform:translateX(4px)}60%{transform:translateX(-3px)}80%{transform:translateX(3px)}}
.cta-inner .btn:hover{animation:wobble .4s ease}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg-footer);color:var(--text-light);padding:56px 0 24px}
.footer-columns{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;gap:40px;margin-bottom:36px}
.footer-logo{font-size:1.4rem;font-weight:900;color:#fff;line-height:1.2}
.footer-logo:hover{color:#fff}
.footer-desc{margin-top:12px;font-size:0.88rem;line-height:1.8;color:var(--text-light)}
.footer-title{font-size:0.95rem;color:#fff;font-weight:600;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a,.footer-contact li{color:var(--text-light);font-size:0.88rem;transition:color .2s}
.footer-links a:hover{color:var(--accent)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags a{font-size:0.8rem;color:var(--text-light);border:1px solid rgba(255,255,255,0.15);padding:5px 12px;border-radius:50px;transition:color .2s,border-color .2s}
.footer-tags a:hover{color:var(--accent);border-color:var(--accent)}
.footer-contact li{display:flex;align-items:center;gap:8px}
.contact-icon{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:0.8rem;color:rgba(255,255,255,0.35)}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .nav-links{position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100dvh;background:var(--bg-warm);flex-direction:column;gap:28px;padding:88px 28px 28px;transition:right .35s ease;box-shadow:-12px 0 40px rgba(0,0,0,0.08);z-index:99;align-items:flex-start}
  .nav-links.open{right:0}
  .nav-links a{font-size:1.05rem}
  .header-cta{display:none}
  .search-box{display:none}
  .hamburger{display:flex}
  .mobile-only-actions{display:block;margin-top:28px}
  .mobile-only-actions .btn{width:100%}
  .footer-columns{grid-template-columns:1fr 1fr;gap:28px}
  .related-grid{grid-template-columns:1fr 1fr}
  .article-card{padding:32px 28px}
  .cta-inner h2{font-size:1.6rem}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .related-grid{grid-template-columns:1fr}
  .footer-columns{grid-template-columns:1fr;gap:24px}
  .article-card{padding:24px 18px}
  .article-header h1{font-size:1.5rem}
  .article-meta{gap:10px}
  .article-actions{flex-direction:column}
  .article-actions .btn{width:100%}
  .cta-section{padding:60px 18px}
  .cta-inner h2{font-size:1.4rem}
  .cta-inner .btn{width:80%;max-width:260px}
  .breadcrumb .current{max-width:180px}
  .comment-card{padding:18px}
  .comment-avatar{width:38px;height:38px;font-size:0.9rem}
}
@media (max-width:520px){
  .logo{font-size:1.18rem}
  .nav-left{gap:10px}
  .related-info h3{font-size:0.95rem}
  .comment-footer{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category2 */
:root {
  --primary: #1F4A3C;
  --primary-deep: #163529;
  --accent: #FF6A2B;
  --accent-deep: #E8551A;
  --bg: #FAF7F2;
  --card-bg: #FFFFFF;
  --dark: #26302D;
  --footer-bg: #1E2422;
  --text: #26302D;
  --text-light: #6B7671;
  --text-mute: #9AA3A0;
  --border: #EFE9E0;
  --green-soft: #E6F0EB;
  --beige-soft: #F3EEE6;
  --success: #2FA36B;
  --danger: #E4573D;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-pill: 50px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.03);
  --shadow-hover: 0 8px 24px rgba(31, 74, 60, 0.10);
  --shadow-dark: 0 16px 40px rgba(0, 0, 0, 0.18);
  --container: 1240px;
  --space: 80px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--accent);
}
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
button,
input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  color: inherit;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn:active {
  transform: scale(0.97);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(255, 106, 43, 0.28);
}
.btn-primary:hover {
  background: var(--accent-deep);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(255, 106, 43, 0.36);
}
.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--green-soft);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: #F3EEE6;
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-sm {
  height: 38px;
  padding: 0 20px;
  font-size: 14px;
}
.btn-lg {
  height: 52px;
  padding: 0 40px;
  font-size: 16px;
}
.btn-block {
  width: 100%;
}
.btn-cta {
  width: 220px;
  height: 56px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 10px 30px rgba(255, 106, 43, 0.35);
}
.btn-cta:hover {
  background: #FF7D45;
  color: #fff;
  animation: wobble 0.45s ease-in-out;
}
@keyframes wobble {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(5px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(2px); }
}
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: #fff;
  box-shadow: 0 4px 20px rgba(31, 74, 60, 0.08);
  border-bottom-color: transparent;
}
.header-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.header-left {
  display: flex;
  align-items: center;
  gap: 32px;
  flex: 1;
  min-width: 0;
}
.logo {
  font-size: 22px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  white-space: nowrap;
}
.logo:hover {
  color: var(--primary);
}
.logo-dot {
  color: var(--accent);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
}
.nav-links::-webkit-scrollbar {
  display: none;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  padding: 4px 2px;
  position: relative;
  transition: color var(--transition);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2.5px;
  background: var(--accent);
  border-radius: 4px;
  transition: width var(--transition);
}
.nav-links a:hover {
  color: var(--accent);
}
.nav-links a:hover::after {
  width: 100%;
}
.nav-links a.active {
  color: var(--primary);
  font-weight: 700;
}
.nav-links a.active::after {
  width: 100%;
  background: var(--primary);
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.search-form {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 220px;
  height: 38px;
  padding: 0 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 50px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 106, 43, 0.12);
}
.search-form input {
  flex: 1;
  font-size: 13px;
  line-height: 1;
}
.search-form input::placeholder {
  color: var(--text-mute);
}
.search-icon {
  width: 16px;
  height: 16px;
  color: var(--text-mute);
  flex-shrink: 0;
}
.lang-btn {
  height: 32px;
  padding: 0 12px;
  font-size: 13px;
  color: var(--text);
  border-radius: 16px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.lang-btn:hover {
  background: var(--green-soft);
  color: var(--primary);
}
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  background: var(--green-soft);
  align-items: center;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s;
}
.menu-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 99;
  padding: 24px;
  flex-direction: column;
  gap: 24px;
  overflow-y: auto;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu .search-form {
  width: 100%;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav a {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  padding: 14px 8px;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition), padding-left var(--transition);
}
.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--accent);
  padding-left: 16px;
}
.mobile-menu .btn {
  margin-top: auto;
}
/* ===== Page Hero / Category Hero ===== */
.category-hero {
  position: relative;
  padding: 88px 0 72px;
  background: var(--bg);
  overflow: hidden;
}
.category-hero::before {
  content: "投放策略";
  position: absolute;
  right: -20px;
  top: 40px;
  writing-mode: vertical-rl;
  font-size: 96px;
  font-weight: 900;
  color: rgba(255, 106, 43, 0.04);
  line-height: 1;
  pointer-events: none;
  letter-spacing: 12px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 106, 43, 0.06);
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
}
.hero-desc {
  font-size: 16px;
  color: var(--text-light);
  max-width: 520px;
  margin-bottom: 24px;
  line-height: 1.85;
}
.hero-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}
.hero-features li {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.hero-features li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 106, 43, 0.12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-visual {
  position: relative;
}
.hero-visual-main {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-dark);
  border: 1px solid var(--border);
  aspect-ratio: 9 / 11;
}
.hero-visual-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.hero-visual-main:hover img {
  transform: scale(1.03);
}
.float-card {
  position: absolute;
  left: -24px;
  bottom: 32px;
  background: #fff;
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 12px;
  transform: rotate(-3deg);
  max-width: 230px;
  border: 1px solid var(--border);
}
.float-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #3E7B66);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.float-info {
  min-width: 0;
}
.float-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.float-meta {
  font-size: 12px;
  color: var(--text-light);
  line-height: 1.4;
}
.float-stars {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 1px;
}
.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: -40px;
  transform: translateX(-50%);
  writing-mode: vertical-rl;
  font-size: 12px;
  color: var(--text-mute);
  letter-spacing: 6px;
  text-align: center;
  display: flex;
  align-items: center;
  gap: 8px;
}
.scroll-hint::after {
  content: "↓";
  font-size: 18px;
  color: var(--accent);
  animation: bounceDown 1.6s infinite;
}
@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}
/* ===== Section common ===== */
.section {
  padding: var(--space) 0;
}
.section-beige {
  background: var(--bg);
}
.section-white {
  background: #fff;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}
.section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.section-sub {
  font-size: 14px;
  color: var(--text-light);
  max-width: 520px;
}
/* ===== Stats ===== */
.stats-section {
  background: var(--dark);
  padding: 72px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.stats-section::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 106, 43, 0.08);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  position: relative;
  z-index: 2;
}
.stat-item {
  text-align: center;
  padding: 24px 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.stat-item:last-child {
  border-right: none;
}
.stat-num {
  font-family: var(--serif);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 8px;
}
.stat-num small {
  font-size: 1.4rem;
}
.stat-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
}
/* ===== Process ===== */
.process-section {
  background: var(--bg);
}
.process-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.process-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.process-item {
  display: flex;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.process-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.process-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.process-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.process-content p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}
.process-visual {
  background: var(--dark);
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-visual img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.7;
  transition: transform 0.6s ease, opacity 0.6s ease;
}
.process-visual:hover img {
  transform: scale(1.04);
  opacity: 0.85;
}
.process-visual-caption {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  color: #fff;
  z-index: 2;
}
.process-visual-caption strong {
  display: block;
  font-size: 18px;
  margin-bottom: 6px;
}
.process-visual-caption span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
/* ===== Scenarios ===== */
.scenario-header {
  margin-bottom: 32px;
}
.scenario-list {
  display: flex;
  flex-direction: column;
}
.scenario-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 8px;
  border-bottom: 1px dashed var(--border);
  transition: background var(--transition), padding-left var(--transition);
}
.scenario-item:hover {
  background: #fff;
  padding-left: 20px;
  box-shadow: 0 4px 16px rgba(31, 74, 60, 0.04);
}
.scenario-item:last-child {
  border-bottom: none;
}
.scenario-index {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--accent);
  font-weight: 700;
  width: 40px;
  flex-shrink: 0;
  text-align: center;
}
.scenario-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  min-width: 160px;
  flex-shrink: 0;
}
.scenario-desc {
  font-size: 14px;
  color: var(--text-light);
  flex: 1;
  line-height: 1.7;
}
.scenario-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-soft);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
/* ===== Tags ===== */
.tags-section {
  background: #fff;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
  transition: all var(--transition);
}
.tag-chip:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(255, 106, 43, 0.18);
}
/* ===== Cross cards ===== */
.cross-section {
  background: var(--bg);
}
.cross-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}
.cross-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
  border-left: 3px solid var(--accent);
}
.cross-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.cross-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.cross-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 18px;
  max-width: 520px;
}
.cross-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
}
.cross-link::after {
  content: "→";
  transition: transform var(--transition);
}
.cross-link:hover {
  color: var(--accent-deep);
}
.cross-link:hover::after {
  transform: translateX(4px);
}
/* ===== FAQ ===== */
.faq-section {
  background: var(--beige-soft);
}
.faq-wrapper {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item.open {
  box-shadow: var(--shadow-hover);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  padding: 12px 22px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--accent);
  border-radius: 2px;
  transition: transform 0.35s ease;
}
.faq-icon::before {
  top: 10px;
  left: 2px;
  width: 18px;
  height: 2.5px;
}
.faq-icon::after {
  top: 2px;
  left: 10px;
  width: 2.5px;
  height: 18px;
}
.faq-item.open .faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}
.faq-item.open .faq-icon::before {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 22px 20px;
}
.faq-answer p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}
/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, #1F4A3C, #163529);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-section::before,
.cta-section::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}
.cta-section::before {
  width: 280px;
  height: 280px;
  left: -80px;
  top: -80px;
}
.cta-section::after {
  width: 200px;
  height: 200px;
  right: -60px;
  bottom: -60px;
}
.cta-inner {
  position: relative;
  z-index: 2;
}
.cta-title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.35;
}
.cta-title span {
  color: var(--accent);
}
.cta-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
}
/* ===== Footer ===== */
.site-footer {
  background: var(--footer-bg);
  color: #A8B2AD;
  padding: 64px 0 26px;
}
.footer-columns {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo {
  display: inline-block;
  font-size: 22px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
}
.footer-logo:hover {
  color: var(--accent);
}
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: #8C9A95;
  max-width: 280px;
}
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: #A8B2AD;
  font-size: 14px;
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-tags a {
  display: inline-block;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50px;
  font-size: 12px;
  color: #A8B2AD;
  transition: all var(--transition);
}
.footer-tags a:hover {
  background: var(--accent);
  color: #fff;
}
.footer-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
}
.contact-icon {
  display: inline-block;
  width: 24px;
  color: var(--accent);
  font-style: normal;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 13px;
  color: #7A8782;
  flex-wrap: wrap;
}
.footer-bottom a {
  color: #7A8782;
}
.footer-bottom a:hover {
  color: var(--accent);
}
/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .nav-links {
    gap: 18px;
  }
  .header-right .search-form {
    width: 170px;
  }
  .hero-grid {
    gap: 40px;
  }
  .stats-grid {
    gap: 24px;
  }
  .footer-columns {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 1024px) {
  .nav-links,
  .header-right .search-form,
  .header-right .lang-btn {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .header-cta {
    display: none;
  }
  .mobile-menu .search-form {
    display: flex;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .hero-visual {
    max-width: 460px;
    margin: 0 auto;
  }
  .scroll-hint {
    display: none;
  }
  .hero-title {
    font-size: 2rem;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .cross-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .stat-item:nth-child(n + 3) {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-right: none;
  }
}
@media (max-width: 768px) {
  :root {
    --space: 56px;
  }
  .section {
    padding: var(--space) 0;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 32px;
  }
  .btn-cta {
    width: 100%;
    max-width: 320px;
  }
  .footer-columns {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .float-card {
    left: 8px;
    right: 8px;
    bottom: 12px;
    max-width: none;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 12px;
  }
  .stat-item:last-child {
    border-bottom: none;
  }
  .scenario-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 18px 4px;
  }
  .scenario-index {
    width: auto;
  }
  .scenario-title {
    min-width: 0;
  }
  .process-item {
    flex-direction: column;
    gap: 14px;
  }
  .cross-card {
    padding: 22px;
  }
  .faq-question {
    font-size: 15px;
    padding: 14px 16px;
  }
  .faq-item.open .faq-answer {
    padding: 0 16px 16px;
  }
}