/* roulang page: index */
:root {
  --primary: #0B6E5B;
  --primary-dark: #085443;
  --secondary: #C9973B;
  --secondary-light: #E2B65A;
  --bg: #F6F3EC;
  --surface: #FFFFFF;
  --text: #17211D;
  --text-weak: #5C6B64;
  --border: #E4DED2;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(23, 33, 29, 0.08);
  --shadow-hover: 0 14px 40px rgba(23, 33, 29, 0.14);
  --transition: all 0.3s ease;
  --nav-h: 78px;
  --spacer: 96px;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}
section {
  position: relative;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--secondary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head .eyebrow::before,
.section-head .eyebrow::after {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--secondary-light);
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 16px;
}
.section-head p {
  color: var(--text-weak);
  font-size: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 8px 24px rgba(11, 110, 91, 0.28);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(11, 110, 91, 0.34);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 14px rgba(11, 110, 91, 0.22);
}
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border-color: var(--secondary);
}
.btn-secondary:hover {
  background: rgba(201, 151, 59, 0.08);
  border-color: var(--secondary-light);
  transform: translateY(-2px);
}
.btn-secondary:active {
  transform: translateY(0);
}
.btn-light {
  background: #fff;
  color: var(--primary-dark);
}
.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 255, 255, 0.25);
}
.btn:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(201, 151, 59, 0.7);
  outline-offset: 3px;
  border-radius: 999px;
}
.btn-sm {
  padding: 10px 20px;
  font-size: 14px;
}

/* Header / Nav */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-h);
  z-index: 1000;
  background: linear-gradient(180deg, rgba(8, 84, 67, 0.92), rgba(8, 84, 67, 0.55));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.site-header.scrolled {
  background: rgba(246, 243, 236, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(23, 33, 29, 0.08);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--nav-h);
  gap: 16px;
  position: relative;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 28px;
  justify-self: start;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 24px;
  justify-self: end;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  padding: 6px 2px;
  position: relative;
  transition: var(--transition);
}
.site-header.scrolled .nav-link {
  color: var(--text);
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: var(--transition);
  transform: translateX(-50%);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-link.active {
  color: var(--secondary-light);
}
.site-header.scrolled .nav-link.active {
  color: var(--primary);
}
.nav-link.active::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--secondary);
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-self: center;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  color: var(--primary-dark);
  border-radius: 12px;
  font-size: 20px;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(201, 151, 59, 0.35);
}
.logo-text {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  transition: var(--transition);
}
.site-header.scrolled .logo-text {
  color: var(--text);
}
.nav-toggle {
  display: none;
  background: transparent;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.site-header.scrolled .nav-toggle {
  color: var(--text);
}
.nav-toggle:hover {
  background: rgba(201, 151, 59, 0.2);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 16px;
  right: 16px;
  background: var(--surface);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(23, 33, 29, 0.18);
  padding: 16px;
  z-index: 999;
  border: 1px solid var(--border);
}
.mobile-menu.open {
  display: block;
}
.mobile-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  min-height: 48px;
  transition: var(--transition);
}
.mobile-menu a:hover {
  background: var(--bg);
  color: var(--primary);
}
.mobile-menu a i {
  width: 20px;
  color: var(--secondary);
}

/* Hero */
.hero {
  min-height: 75vh;
  padding: calc(var(--nav-h) + 48px) 0 72px;
  background: linear-gradient(135deg, rgba(8, 84, 67, 0.95) 0%, rgba(23, 33, 29, 0.82) 100%), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
  color: #fff;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 8%;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(226, 182, 90, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 20px;
  width: 100%;
  height: 80px;
  background: url("data:image/svg+xml,%3Csvg width='120' height='20' viewBox='0 0 120 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 10 Q 30 0, 60 10 T 120 10' stroke='rgba(255,255,255,0.16)' fill='none' stroke-width='1'/%3E%3C/svg%3E") repeat-x;
  opacity: 0.5;
  pointer-events: none;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  width: 100%;
}
.hero-content {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: #E2E8E2;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}
.hero-badge i {
  color: var(--secondary-light);
  font-size: 13px;
}
.hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}
.hero h1 span {
  color: var(--secondary-light);
}
.hero-sub {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
  max-width: 520px;
  margin-bottom: 36px;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}
.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}
.hero-meta-item i {
  color: var(--secondary-light);
}
/* Hero panel */
.hero-panel {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 32px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
}
.hero-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.hero-panel-head h3 {
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-panel-head h3 i {
  color: var(--secondary-light);
}
.hero-panel-head .live-dot {
  width: 8px;
  height: 8px;
  background: #67C587;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(103, 197, 135, 0.2);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(103, 197, 135, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(103, 197, 135, 0.08); }
}
.rank-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 12px 14px;
  transition: var(--transition);
}
.rank-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateX(4px);
}
.rank-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(201, 151, 59, 0.18);
  color: var(--secondary-light);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.rank-item:nth-child(1) .rank-num {
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  color: #fff;
}
.rank-item .rank-text {
  font-size: 14px;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.88);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.hero-panel-foot {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.hero-panel-foot span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}
.hero-panel-foot a {
  font-size: 13px;
  color: var(--secondary-light);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-panel-foot a:hover {
  gap: 10px;
}
.city-badge {
  position: absolute;
  bottom: 90px;
  right: 40px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  backdrop-filter: blur(6px);
}
.city-badge i {
  color: var(--secondary-light);
}
.scroll-hint {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
}
.scroll-hint::before {
  content: "";
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), transparent);
}

/* Pain Section */
.pain {
  padding: 96px 0;
  background: var(--bg);
}
.pain .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.pain-num {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 16px;
}
.pain-num .circle-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1.5px solid var(--secondary);
  border-radius: 50%;
  font-size: 14px;
  color: var(--secondary);
}
.pain-num::after {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--secondary-light);
}
.pain h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 20px;
  color: var(--text);
}
.pain-desc {
  font-size: 16px;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 28px;
}
.pain-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}
.pain-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 20px;
  background: var(--surface);
  border-radius: 14px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.pain-item:hover {
  box-shadow: var(--shadow);
  border-color: var(--secondary-light);
}
.pain-item i {
  color: var(--secondary);
  font-size: 18px;
  margin-top: 3px;
  flex-shrink: 0;
}
.pain-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}
.pain-item p {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.65;
}
.pain-figure {
  position: relative;
}
.pain-figure img {
  width: 100%;
  height: 420px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-hover);
}
.pain-figure::after {
  content: "";
  position: absolute;
  inset: 20px -20px -20px 20px;
  border: 2px solid var(--secondary-light);
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.5;
}

/* Countdown / Data */
.countdown {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, #0A2F28 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.countdown::before {
  content: "";
  position: absolute;
  top: -60px;
  left: 10%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(201, 151, 59, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.countdown .container {
  position: relative;
  z-index: 2;
}
.countdown-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
}
.countdown-head .eyebrow {
  color: var(--secondary-light);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.countdown-head .eyebrow::after {
  content: "";
  width: 40px;
  height: 1px;
  background: var(--secondary);
}
.countdown-head h2 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.3;
}
.countdown-head p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  line-height: 1.75;
}
.countdown-timer {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
}
.timer-box {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 24px 12px;
  text-align: center;
  transition: var(--transition);
}
.timer-box:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--secondary);
}
.timer-box .num {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: var(--secondary-light);
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.timer-box .label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.1em;
}
.data-badge-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.data-badge {
  text-align: center;
  padding: 30px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.data-badge:hover {
  border-color: var(--secondary);
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-4px);
}
.data-badge .value {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--secondary-light);
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}
.data-badge .value small {
  font-size: 16px;
  font-weight: 600;
  margin-left: 2px;
}
.data-badge .note {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}
.data-badge .tag {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
}

/* Highlights */
.highlights {
  padding: var(--spacer) 0;
  background: var(--bg);
}
.highlights-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
  margin-top: 56px;
}
.highlights-flow::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--secondary-light), var(--secondary-light), transparent);
  z-index: 0;
}
.flow-node {
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 16px;
}
.flow-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--secondary-light);
  box-shadow: 0 8px 24px rgba(23, 33, 29, 0.08);
  margin-bottom: 20px;
  transition: var(--transition);
}
.flow-icon i {
  font-size: 26px;
  color: var(--primary);
}
.flow-node:hover .flow-icon {
  transform: translateY(-6px);
  box-shadow: 0 14px 30px rgba(11, 110, 91, 0.18);
  border-color: var(--primary);
}
.flow-node h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.flow-node p {
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.7;
  max-width: 260px;
  margin: 0 auto;
}
.flow-more {
  text-align: center;
  margin-top: 48px;
}
.flow-more a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  font-size: 16px;
  border-bottom: 2px solid transparent;
  padding-bottom: 4px;
}
.flow-more a:hover {
  border-color: var(--secondary);
  color: var(--primary-dark);
}
.flow-more a i {
  transition: transform 0.3s;
}
.flow-more a:hover i {
  transform: translateX(4px);
}

/* Plans / Compare */
.plans {
  padding: var(--spacer) 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1080px;
  margin: 0 auto;
  align-items: stretch;
}
.plan-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}
.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.plan-card.recommended {
  background: linear-gradient(180deg, rgba(201, 151, 59, 0.06), rgba(11, 110, 91, 0.03));
  border: 1.5px solid var(--secondary);
  box-shadow: var(--shadow);
}
.plan-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(201, 151, 59, 0.3);
}
.plan-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}
.plan-desc {
  font-size: 14px;
  color: var(--text-weak);
  margin-bottom: 24px;
}
.plan-features {
  list-style: none;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}
.plan-features li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 15px;
  line-height: 1.55;
}
.plan-features li i {
  color: var(--primary);
  margin-top: 4px;
  flex-shrink: 0;
  font-size: 14px;
}
.plan-features li.disable {
  color: var(--text-weak);
  opacity: 0.75;
}
.plan-features li.disable i {
  color: #B8B8B8;
}
.plan-action {
  text-align: center;
}
.plan-note {
  text-align: center;
  margin-top: 36px;
  font-size: 14px;
  color: var(--text-weak);
}

/* Latest / News */
.latest {
  padding: var(--spacer) 0;
  background: var(--bg);
}
.latest-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
}
.latest-main .post-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.post-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.post-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--secondary-light);
}
.post-thumb {
  position: relative;
  display: block;
  height: 180px;
  overflow: hidden;
}
.post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.post-card:hover .post-thumb img {
  transform: scale(1.05);
}
.post-cat {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(8, 84, 67, 0.85);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.post-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.post-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 10px;
}
.post-title a {
  color: var(--text);
}
.post-title a:hover {
  color: var(--primary);
}
.post-excerpt {
  font-size: 14px;
  color: var(--text-weak);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.post-meta span {
  font-size: 13px;
  color: var(--text-weak);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.post-meta a {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.post-meta a:hover {
  color: var(--secondary);
  gap: 10px;
}
.latest-side {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.side-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.side-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.side-card h3 i {
  color: var(--secondary);
}
.side-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.side-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  padding: 8px 0;
}
.side-list a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--secondary-light);
  flex-shrink: 0;
}
.side-list a:hover {
  color: var(--primary);
}
.side-list a:hover::before {
  background: var(--primary);
}
.side-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.side-tags span {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-weak);
  cursor: default;
  transition: var(--transition);
}
.side-tags span:hover {
  border-color: var(--secondary);
  color: var(--primary);
}
.list-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 56px 24px;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-weak);
  font-size: 16px;
}
.list-empty i {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
  color: var(--secondary-light);
}

/* Testimonials */
.testimonials {
  padding: var(--spacer) 0;
  background: var(--surface);
}
.testi-main {
  max-width: 800px;
  margin: 0 auto 48px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
}
.testi-main::before {
  content: "“";
  position: absolute;
  top: 10px;
  left: 28px;
  font-size: 100px;
  font-family: Georgia, serif;
  color: var(--secondary-light);
  opacity: 0.4;
  line-height: 1;
}
.testi-main .avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  box-shadow: 0 8px 20px rgba(11, 110, 91, 0.25);
}
.testi-main blockquote {
  font-size: 20px;
  line-height: 1.7;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 20px;
}
.testi-main figcaption {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}
.testi-main figcaption span {
  display: block;
  font-size: 13px;
  font-weight: 400;
  color: var(--text-weak);
  margin-top: 4px;
}
.testi-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}
.testi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 4px 16px rgba(23, 33, 29, 0.04);
  transition: var(--transition);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.testi-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--secondary-light);
}
.testi-card .t-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(11, 110, 91, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}
.testi-card blockquote {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 12px;
}
.testi-card figcaption {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-weak);
}

/* CTA */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, #0A2F28 100%), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
  background-blend-mode: multiply;
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  top: -80px;
  right: 8%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.cta::after {
  content: "";
  position: absolute;
  bottom: -60px;
  left: 5%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.cta .container {
  position: relative;
  z-index: 2;
}
.cta h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 18px;
}
.cta p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: 0 auto 36px;
}
.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta .ticket-btn {
  border: 2px solid var(--secondary-light);
  background: linear-gradient(135deg, rgba(226, 182, 90, 0.18), rgba(201, 151, 59, 0.08));
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  padding: 16px 40px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
  box-shadow: 0 8px 30px rgba(201, 151, 59, 0.25);
}
.cta .ticket-btn:hover {
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
  color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(201, 151, 59, 0.4);
}
.cta .ticket-btn:active {
  transform: translateY(0);
}
.cta-note {
  margin-top: 24px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.cta-sub-link {
  display: inline-block;
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 2px;
}
.cta-sub-link:hover {
  color: var(--secondary-light);
  border-color: var(--secondary-light);
}

/* FAQ */
.faq {
  padding: var(--spacer) 0;
  background: var(--bg);
}
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: var(--secondary-light);
  box-shadow: var(--shadow);
}
.faq-item.open {
  border-color: var(--secondary);
  box-shadow: var(--shadow);
}
.faq-q {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 22px 24px;
  background: transparent;
  cursor: pointer;
  text-align: left;
}
.faq-q .faq-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(11, 110, 91, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-num {
  background: var(--primary);
  color: #fff;
}
.faq-q .faq-text {
  flex: 1;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}
.faq-q .faq-icon {
  color: var(--secondary);
  transition: transform 0.35s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-a-inner {
  padding: 0 24px 24px 72px;
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.75;
}

/* Footer */
.site-footer {
  background: #101816;
  color: rgba(255, 255, 255, 0.7);
  border-top: 2px solid var(--secondary);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo-text {
  color: #fff;
  font-size: 22px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 16px;
  max-width: 320px;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--secondary);
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col ul a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}
.footer-col ul a:hover {
  color: var(--secondary-light);
  padding-left: 6px;
}
.footer-col .contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-col .contact-list li i {
  color: var(--secondary);
  width: 18px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  text-align: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a:hover {
  color: var(--secondary-light);
}

/* Responsive */
@media (max-width: 1023px) {
  :root {
    --spacer: 64px;
  }
  .nav-left {
    display: none;
  }
  .nav-right {
    display: none;
  }
  .nav-inner {
    grid-template-columns: 1fr auto 1fr;
  }
  .nav-toggle {
    display: inline-flex;
    justify-self: end;
  }
  .nav-logo {
    justify-self: start;
  }
  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-h) + 48px);
  }
  .city-badge {
    bottom: 40px;
    right: 20px;
  }
  .pain .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .countdown-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .data-badge-row {
    max-width: 600px;
    margin: 0 auto;
  }
  .latest-grid {
    grid-template-columns: 1fr;
  }
  .latest-side {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .side-card {
    flex: 1;
    min-width: 200px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 767px) {
  :root {
    --spacer: 48px;
    --nav-h: 68px;
  }
  .container {
    padding: 0 16px;
  }
  .logo-text {
    font-size: 17px;
  }
  .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 17px;
  }
  .hero {
    padding-top: calc(var(--nav-h) + 32px);
    padding-bottom: 64px;
  }
  .hero h1 {
    font-size: 30px;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-ctas {
    flex-direction: column;
  }
  .hero-ctas .btn {
    width: 100%;
  }
  .hero-meta {
    gap: 14px;
  }
  .hero-panel {
    padding: 24px;
  }
  .city-badge {
    display: none;
  }
  .scroll-hint {
    display: none;
  }
  .pain {
    padding: 48px 0;
  }
  .pain-figure img {
    height: 260px;
  }
  .section-head h2 {
    font-size: 26px;
  }
  .countdown-timer {
    gap: 12px;
  }
  .timer-box .num {
    font-size: 30px;
  }
  .timer-box {
    padding: 18px 8px;
  }
  .data-badge-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .data-badge .value {
    font-size: 30px;
  }
  .highlights-flow {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .highlights-flow::before {
    display: none;
  }
  .plans-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .plan-card {
    padding: 28px 20px;
  }
  .latest-main .post-grid {
    grid-template-columns: 1fr;
  }
  .post-thumb {
    height: 160px;
  }
  .latest-side {
    flex-direction: column;
  }
  .testi-main {
    padding: 32px 24px;
  }
  .testi-main blockquote {
    font-size: 17px;
  }
  .testi-row {
    grid-template-columns: 1fr;
  }
  .cta h2 {
    font-size: 28px;
  }
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  .cta .ticket-btn {
    width: 100%;
    justify-content: center;
  }
  .faq-a-inner {
    padding: 0 18px 20px 18px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    font-size: 13px;
  }
}

/* roulang page: article */
:root {
            --primary: #0B6E5B;
            --primary-dark: #085443;
            --primary-mid: #1A8A72;
            --accent: #C9973B;
            --accent-light: #E2B65A;
            --accent-soft: rgba(201, 151, 59, 0.12);
            --bg: #F6F3EC;
            --card: #FFFFFF;
            --text: #17211D;
            --text-weak: #5C6B64;
            --text-muted: #8A958E;
            --border: #E4DED2;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(23, 33, 29, 0.08);
            --shadow-lg: 0 12px 36px rgba(23, 33, 29, 0.14);
            --transition: all 0.3s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --container: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

        ul, ol {
            list-style: none;
        }

        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 720px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.2;
            border: 2px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 14px rgba(11, 110, 91, 0.3);
        }

        .btn-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(11, 110, 91, 0.4);
            filter: brightness(1.08);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(11, 110, 91, 0.3);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--accent);
            color: var(--primary);
        }

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

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn:focus-visible,
        .nav-link:focus-visible,
        .faq-question:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-sm {
            padding: 10px 22px;
            font-size: 14px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 18px 0;
            transition: var(--transition);
            background: transparent;
        }

        .site-header.scrolled {
            background: rgba(246, 243, 236, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            box-shadow: 0 2px 16px rgba(23, 33, 29, 0.06);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }

        .nav-container {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            gap: 20px;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-right {
            justify-content: flex-end;
        }

        .nav-link {
            position: relative;
            color: var(--text);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 2px;
            text-decoration: none;
            background: none;
            border: none;
            cursor: pointer;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
        }

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

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-link.active::before {
            content: '';
            display: inline-block;
            width: 5px;
            height: 5px;
            background: var(--accent);
            border-radius: 50%;
            margin-right: 6px;
            vertical-align: middle;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text);
        }

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

        .logo-mark {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            font-size: 20px;
            font-weight: 700;
            box-shadow: 0 3px 10px rgba(11, 110, 91, 0.25);
        }

        .logo-text {
            font-size: 21px;
            font-weight: 700;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            border-radius: 8px;
            flex-direction: column;
            gap: 5px;
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle:hover span {
            background: var(--primary);
        }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            padding: 160px 0 70px;
            background: linear-gradient(135deg, rgba(8, 84, 67, 0.94), rgba(23, 33, 29, 0.88)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
            opacity: 0.7;
        }

        .article-hero .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 30px;
        }

        .article-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
            transition: var(--transition);
        }

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

        .breadcrumb-sep {
            opacity: 0.5;
        }

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

        .article-hero .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            margin-bottom: 22px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.4;
        }

        .badge-cat {
            background: rgba(201, 151, 59, 0.18);
            border: 1px solid rgba(201, 151, 59, 0.55);
            color: var(--accent-light);
        }

        .article-hero .article-meta time {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-hero h1 {
            font-size: 42px;
            line-height: 1.3;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            max-width: 900px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
        }

        .article-hero .article-excerpt {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 780px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 正文区 ===== */
        .article-layout {
            padding: 64px 0 40px;
        }

        .article-content {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: 50px 56px;
            box-shadow: var(--shadow);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
        }

        .article-content p {
            margin-bottom: 22px;
        }

        .article-content h2 {
            font-size: 28px;
            font-weight: 700;
            margin: 44px 0 18px;
            color: var(--text);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 36px 0 14px;
            color: var(--text);
            line-height: 1.5;
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--primary-dark);
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

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

        .article-content img {
            max-width: 100%;
            border-radius: 14px;
            margin: 28px 0;
        }

        .article-content blockquote {
            border-left: 3px solid var(--accent);
            background: #F8F5EE;
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 28px 0;
            font-style: italic;
            color: var(--text-weak);
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 24px;
            padding-left: 24px;
        }

        .article-content ul li {
            list-style: disc;
            margin-bottom: 8px;
        }

        .article-content ol li {
            list-style: decimal;
            margin-bottom: 8px;
        }

        .article-content code {
            background: #F0EEE8;
            padding: 3px 10px;
            border-radius: 6px;
            font-size: 14px;
            font-family: "SF Mono", "Fira Code", monospace;
        }

        .article-content pre {
            background: #17211D;
            color: #E4DED2;
            padding: 24px;
            border-radius: 12px;
            overflow-x: auto;
            margin: 28px 0;
        }

        .article-content pre code {
            background: transparent;
            padding: 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
        }

        .article-content th,
        .article-content td {
            padding: 12px 16px;
            border: 1px solid var(--border);
            text-align: left;
        }

        .article-content th {
            background: #F8F5EE;
            font-weight: 600;
        }

        .not-found {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: 80px 40px;
            text-align: center;
            box-shadow: var(--shadow);
        }

        .not-found h2 {
            font-size: 28px;
            margin-bottom: 10px;
        }

        .not-found p {
            color: var(--text-weak);
            margin-bottom: 28px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 64px 0;
        }

        .faq-section h2 {
            font-size: 32px;
            text-align: center;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .faq-section .section-intro {
            text-align: center;
            color: var(--text-weak);
            margin-bottom: 40px;
            font-size: 15px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .faq-item.open {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 22px 26px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-number {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--accent-soft);
            border: 1px solid var(--accent);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
        }

        .faq-icon {
            margin-left: auto;
            font-size: 24px;
            color: var(--accent);
            transition: transform 0.3s ease;
            font-weight: 300;
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

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

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding: 0 26px 24px 70px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.75;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 64px 0 80px;
            background: linear-gradient(180deg, var(--bg) 0%, #EDE8DC 100%);
        }

        .related-section h2 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 36px;
            text-align: center;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .related-card {
            display: flex;
            align-items: center;
            background: var(--card);
            border-radius: var(--radius-md);
            padding: 18px;
            gap: 18px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .related-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .related-thumb {
            width: 120px;
            height: 84px;
            flex-shrink: 0;
            border-radius: 12px;
            overflow: hidden;
        }

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

        .related-card:hover .related-thumb img {
            transform: scale(1.06);
        }

        .related-info {
            display: flex;
            flex-direction: column;
            gap: 6px;
            min-width: 0;
        }

        .related-info h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }

        .related-card:hover .related-info h3 {
            color: var(--primary);
        }

        .related-info time {
            font-size: 13px;
            color: var(--text-weak);
        }

        /* ===== CTA ===== */
        .cta-bar {
            padding: 48px 0;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
        }

        .cta-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-bar p {
            font-size: 18px;
            font-weight: 600;
            flex: 1;
            min-width: 240px;
        }

        .cta-bar .btn {
            background: var(--card);
            color: var(--primary-dark);
            border: none;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: #17211D;
            color: rgba(255, 255, 255, 0.7);
            border-top: 3px solid var(--accent);
            padding: 72px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            padding: 28px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .article-content {
                padding: 40px 32px;
            }

            .article-hero h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 20px;
            }

            .nav-container {
                grid-template-columns: 1fr auto 1fr;
                gap: 12px;
            }

            .nav-left {
                display: none;
            }

            .nav-right {
                display: none;
            }

            .nav-toggle {
                display: flex;
                grid-column: 1;
                justify-self: start;
            }

            .nav-logo {
                grid-column: 2;
                justify-self: center;
            }

            .logo-text {
                font-size: 17px;
            }

            .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }

            .mobile-menu {
                display: none;
                position: fixed;
                top: 56px;
                left: 16px;
                right: 16px;
                background: var(--card);
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-lg);
                flex-direction: column;
                padding: 16px;
                z-index: 999;
                border: 1px solid var(--border);
            }

            .mobile-menu.open {
                display: flex;
            }

            .mobile-menu a {
                padding: 14px 16px;
                font-size: 15px;
                font-weight: 500;
                color: var(--text);
                border-radius: 8px;
            }

            .mobile-menu a:hover,
            .mobile-menu a.active {
                background: var(--accent-soft);
                color: var(--primary);
            }

            .article-hero {
                padding: 120px 0 50px;
            }

            .article-hero h1 {
                font-size: 28px;
                line-height: 1.35;
            }

            .article-hero .article-excerpt {
                font-size: 15px;
                -webkit-line-clamp: 4;
            }

            .article-layout {
                padding: 40px 0 24px;
            }

            .article-content {
                padding: 28px 22px;
                border-radius: 16px;
            }

            .article-content h2 {
                font-size: 24px;
                margin-top: 32px;
            }

            .article-content h3 {
                font-size: 20px;
            }

            .article-hero .breadcrumb {
                font-size: 13px;
                margin-bottom: 20px;
            }

            .faq-section {
                padding: 40px 0;
            }

            .faq-section h2 {
                font-size: 26px;
            }

            .faq-question {
                padding: 18px 18px;
                font-size: 15px;
                gap: 12px;
            }

            .faq-answer p {
                padding: 0 18px 18px 50px;
                font-size: 14px;
            }

            .related-section {
                padding: 40px 0 56px;
            }

            .related-section h2 {
                font-size: 26px;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .related-card {
                padding: 14px;
            }

            .related-thumb {
                width: 100px;
                height: 72px;
            }

            .cta-bar {
                padding: 36px 0;
            }

            .cta-bar .container {
                flex-direction: column;
                text-align: center;
            }

            .cta-bar p {
                font-size: 17px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 36px;
            }

            .footer-brand {
                grid-column: auto;
            }

            .btn {
                padding: 13px 24px;
                font-size: 14px;
            }
        }

        @media (max-width: 480px) {
            .article-hero h1 {
                font-size: 24px;
            }

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

            .logo-text {
                font-size: 16px;
                letter-spacing: 0.3px;
            }
        }