/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #0DA46D;
  --primary-dark: #0B7E54;
  --primary-light: rgba(13, 164, 109, 0.10);
  --secondary: #FF7A45;
  --secondary-dark: #F56A30;
  --bg: #F7F7F3;
  --bg-light: #F0F2EE;
  --deep: #16231D;
  --deep-2: #1F2E27;
  --card: #FFFFFF;
  --border: #E6E9E3;
  --text: #1A1C1A;
  --text-2: #66736E;
  --text-3: #9AA69F;
  --success: #22B573;
  --error: #E5484D;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow: 0 1px 3px rgba(16, 35, 30, 0.08);
  --shadow-hover: 0 8px 24px rgba(16, 35, 30, 0.10);
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "Oswald", "DIN Alternate", -apple-system, sans-serif;
  --container: 1200px;
  --gap: 88px;
  --ease: 0.2s ease;
}

/* ===== Reset / Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--ease); }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input { font-family: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5 { line-height: 1.2; font-weight: 700; letter-spacing: -0.3px; }

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

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  transition: all var(--ease);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); }
.btn-secondary { background: var(--secondary); color: #fff; }
.btn-secondary:hover { background: var(--secondary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(255, 122, 69, 0.3); }
.btn-secondary:active { transform: translateY(1px); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.7); }
.btn-outline-light:hover { border-color: var(--primary); color: var(--primary); }
.btn-lg { height: 56px; padding: 0 36px; font-size: 16px; }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(13,164,109,0.35); outline-offset: 2px; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.4px;
  position: relative;
}
.brand-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--secondary);
  border-radius: 50%;
  margin-left: 2px;
  vertical-align: super;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 auto;
}
.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  border-radius: 6px;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.search-wrap {
  position: relative;
  width: 200px;
}
.search-wrap .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
}
.search-wrap input {
  width: 100%;
  height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: var(--bg-light);
  padding: 0 14px 0 34px;
  font-size: 14px;
  color: var(--text);
  transition: all var(--ease);
}
.search-wrap input::placeholder { color: var(--text-3); }
.search-wrap input:focus {
  outline: none;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 164, 109, 0.2);
}
.btn-login {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  padding: 8px 10px;
  border-radius: 6px;
}
.btn-login:hover { color: var(--primary); }
.btn-join {
  height: 40px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--secondary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--radius-pill);
  transition: all var(--ease);
}
.btn-join:hover { background: var(--secondary-dark); transform: translateY(-1px); }
.btn-join:active { transform: translateY(0); }
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* 移动端抽屉 */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: #fff;
  z-index: 200;
  padding: 24px 20px;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  box-shadow: 4px 0 30px rgba(0,0,0,0.1);
  overflow-y: auto;
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text);
}
.drawer-nav { margin-top: 40px; display: flex; flex-direction: column; gap: 4px; }
.drawer-nav a {
  font-size: 18px;
  font-weight: 700;
  padding: 14px 8px;
  color: var(--text);
  border-radius: 8px;
}
.drawer-nav a:hover { background: var(--bg-light); color: var(--primary); }
.drawer-nav a.active { color: var(--primary); background: var(--primary-light); }
.drawer-actions { margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.drawer-search input {
  width: 100%;
  height: 44px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--bg-light);
  padding: 0 18px;
  font-size: 14px;
}
.drawer-search input:focus { outline: none; border-color: var(--primary); background: #fff; }
.drawer-actions .btn { width: 100%; }
.draw-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: all var(--ease);
}
.draw-overlay.show { opacity: 1; visibility: visible; }

/* ===== Hero 首屏 ===== */
.hero {
  position: relative;
  background: var(--deep);
  overflow: hidden;
  min-height: 620px;
  display: flex;
  align-items: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -45deg,
      rgba(255, 255, 255, 0.025) 0px,
      rgba(255, 255, 255, 0.025) 2px,
      transparent 2px,
      transparent 8px
    );
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 60% 40%;
  align-items: center;
  gap: 40px;
  position: relative;
  z-index: 2;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-content { max-width: 560px; }
.hero-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  letter-spacing: 0.3px;
}
.hero h1 {
  font-size: 46px;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
}
.hero h1 .highlight { color: var(--primary); }
.hero-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 28px;
}
.stat-num {
  font-family: var(--font-num);
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  display: block;
  line-height: 1.2;
}
.stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  display: block;
  margin-top: 4px;
}
.hero-media {
  position: relative;
  height: 420px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22,35,29,0.3) 0%, transparent 60%);
}

/* ===== 通用板块 ===== */
.section { padding: var(--gap) 0; }
.section-alt { background: var(--bg-light); }
.section-white { background: #fff; }
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}
.section-header h2 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.6px;
  position: relative;
  padding-left: 0;
}
.section-header h2::before {
  content: "";
  display: block;
  width: 32px;
  height: 4px;
  background: var(--primary);
  border-radius: 99px;
  margin-bottom: 8px;
}
.view-all {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--ease);
}
.view-all:hover { gap: 8px; }

/* ===== 功能分组 ===== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.feature-card {
  display: flex;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 160px;
  transition: transform var(--ease), box-shadow var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.feature-img {
  flex: 0 0 40%;
  position: relative;
  overflow: hidden;
}
.feature-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.feature-card:hover .feature-img img { transform: scale(1.05); }
.feature-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(13, 164, 109, 0);
  transition: background var(--ease);
}
.feature-card:hover .feature-img::after { background: rgba(13, 164, 109, 0.08); }
.feature-info {
  flex: 1;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature-info h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.feature-info p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 12px;
}
.feature-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--ease);
}
.feature-card:hover .feature-link { gap: 6px; }

/* ===== 使用场景 ===== */
.scenario-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 40px 0;
}
.scenario-row + .scenario-row { border-top: 1px solid var(--border); }
.scenario-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 280px;
}
.scenario-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scenario-tag {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
}
.scenario-content h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.scenario-content p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 4px;
}
.scenario-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  margin-top: 12px;
  transition: gap var(--ease);
}
.scenario-link:hover { gap: 10px; }

/* ===== 成功案例 ===== */
.stories-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 4px 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.stories-track::-webkit-scrollbar { height: 6px; }
.stories-track::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.story-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform var(--ease), box-shadow var(--ease);
}
.story-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.story-media {
  width: 100%;
  height: 158px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 14px;
}
.story-media img { width: 100%; height: 100%; object-fit: cover; }
.story-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.story-card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.story-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  background: var(--bg-light);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 6px;
}
.story-add {
  flex: 0 0 280px;
  scroll-snap-align: start;
  border: 2px dashed var(--primary);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 240px;
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  background: rgba(13, 164, 109, 0.03);
  transition: background var(--ease);
}
.story-add:hover { background: rgba(13, 164, 109, 0.08); }
.story-add .plus { font-size: 32px; font-weight: 300; line-height: 1; }

/* ===== 价格 ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.price-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  transition: transform var(--ease), box-shadow var(--ease);
}
.price-card.featured {
  background: var(--card);
  border: 2px solid var(--primary);
  transform: translateY(-12px);
  box-shadow: 0 12px 32px rgba(13, 164, 109, 0.15);
}
.price-card.featured::before {
  content: "最火";
  position: absolute;
  top: -14px;
  right: 20px;
  background: var(--secondary);
  color: #fff;
  padding: 4px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
}
.price-name { font-size: 18px; font-weight: 700; text-align: center; margin-bottom: 12px; }
.price-amount {
  text-align: center;
  font-family: var(--font-num);
  font-size: 48px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 20px;
}
.price-amount .symbol { font-size: 18px; vertical-align: top; margin-right: 2px; }
.price-amount .period { font-size: 14px; font-weight: 400; color: var(--text-2); font-family: var(--font-sans); }
.price-features {
  margin-bottom: 28px;
  flex-grow: 1;
}
.price-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-2);
  padding: 6px 0;
  line-height: 1.5;
}
.price-features li svg { flex-shrink: 0; margin-top: 2px; color: var(--primary); }
.price-card .btn { width: 100%; }
.price-card.featured .btn { background: var(--primary); color: #fff; }
.price-card.featured .btn:hover { background: var(--primary-dark); }
.price-card:not(.featured) .btn {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.price-card:not(.featured) .btn:hover { background: var(--primary); color: #fff; }

/* ===== 资讯板块 ===== */
.news-split {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 24px;
}
.news-main-card {
  display: block;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--ease), box-shadow var(--ease);
}
.news-main-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.news-main-cover {
  position: relative;
  height: 240px;
  overflow: hidden;
}
.news-main-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-badge {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 6px;
}
.news-main-body { padding: 24px; }
.news-main-body h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-main-body p {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta {
  font-size: 13px;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 8px;
}
.news-meta .dot { width: 3px; height: 3px; background: var(--text-3); border-radius: 50%; }
.news-side-list {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border-radius: var(--radius);
  padding: 0 24px;
  box-shadow: var(--shadow);
}
.news-item {
  display: block;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  transition: padding var(--ease);
}
.news-item:last-child { border-bottom: none; }
.news-item h4 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--ease);
}
.news-item p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
}
.news-item .news-item-date {
  font-size: 12px;
  color: var(--text-3);
}
.news-item:hover h4 { color: var(--primary); }
.news-item:hover { padding-left: 6px; }
.news-empty {
  text-align: center;
  padding: 60px 20px;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  color: var(--text-2);
  font-size: 15px;
}

/* ===== FAQ ===== */
.faq-wrap {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
}
.faq-left .section-header { margin-bottom: 12px; }
.faq-left p { font-size: 15px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.faq-left a { color: var(--primary); font-weight: 600; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid transparent;
  transition: border-color var(--ease);
}
.faq-item.open { border-color: var(--primary); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  background: none;
  width: 100%;
  text-align: left;
}
.faq-q .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  position: relative;
  transition: transform var(--ease);
}
.faq-q .icon::before,
.faq-q .icon::after {
  content: "";
  position: absolute;
  background: var(--primary);
  border-radius: 2px;
}
.faq-q .icon::before { width: 10px; height: 2px; top: 9px; left: 5px; }
.faq-q .icon::after { width: 2px; height: 10px; top: 5px; left: 9px; transition: transform var(--ease); }
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-a-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--deep);
  position: relative;
  overflow: hidden;
  padding: 88px 0;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -40px;
  left: 40%;
  width: 300px;
  height: 300px;
  background: linear-gradient(120deg, var(--secondary), transparent);
  opacity: 0.15;
  clip-path: polygon(0 0, 100% 0, 0 100%);
  pointer-events: none;
}
.cta-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-45deg, rgba(255,255,255,0.02) 0 2px, transparent 2px 8px);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: -0.6px;
}
.cta-inner p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  margin-bottom: 32px;
}
.cta-inner .btn { height: 56px; padding: 0 42px; font-size: 16px; }
.cta-note {
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--deep);
  color: rgba(255, 255, 255, 0.6);
}
.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-brand .brand-name { color: #fff; }
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  margin: 16px 0 20px;
  color: rgba(255, 255, 255, 0.6);
}
.footer-socials {
  display: flex;
  gap: 12px;
}
.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--ease);
}
.footer-socials a:hover { border-color: var(--primary); color: var(--primary); }
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--ease);
}
.footer-links a:hover { color: var(--primary); }
.footer-contact { display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.footer-contact a { color: var(--primary); font-weight: 700; }
.footer-bottom {
  border-top: 1px solid #2A3B33;
  padding: 24px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom a { color: rgba(255, 255, 255, 0.5); }
.footer-bottom a:hover { color: var(--primary); }

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .hero h1 { font-size: 40px; }
  .feature-grid { grid-template-columns: 1fr; }
  .news-split { grid-template-columns: 1fr; }
  .scenario-row { gap: 32px; }
}
@media (max-width: 992px) {
  .main-nav { display: none; }
  .header-tools .search-wrap { display: none; }
  .header-tools .btn-login { display: none; }
  .menu-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 60px; padding-bottom: 60px; }
  .hero-media { display: none; }
  .hero h1 { font-size: 38px; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .price-card.featured { transform: none; }
  .faq-wrap { grid-template-columns: 1fr; gap: 24px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .scenario-row { grid-template-columns: 1fr; }
  .scenario-media { height: 220px; }
}
@media (max-width: 768px) {
  :root { --gap: 48px; }
  .hero h1 { font-size: 34px; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .section-header { flex-direction: column; align-items: flex-start; }
  .cta-section .btn { width: 80%; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 30px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .feature-img { flex: 0 0 35%; }
  .feature-info { padding: 16px; }
  .feature-info h3 { font-size: 16px; }
  .story-card { flex-basis: 240px; }
  .cta-section .btn { width: 100%; }
}

/* roulang page: article */
:root {
            --primary: #0DA46D;
            --primary-dark: #0B7E54;
            --secondary: #FF7A45;
            --bg: #F7F7F3;
            --bg-soft: #F0F2EE;
            --deep: #16231D;
            --card: #FFFFFF;
            --border: #E6E9E3;
            --text: #1A1C1A;
            --text-secondary: #66736E;
            --success: #22B573;
            --error: #E5484D;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow: 0 1px 3px rgba(16, 35, 30, 0.08);
            --shadow-hover: 0 8px 24px rgba(16, 35, 30, 0.10);
            --container: 1200px;
            --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: Oswald, "DIN Alternate", "Arial Narrow", sans-serif;
        }

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

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

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

        img {
            max-width: 100%;
            display: block;
            border-radius: var(--radius-sm);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        ul,
        ol {
            list-style-position: inside;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.2px;
            cursor: pointer;
            transition: all 0.2s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-secondary {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }
        .btn-secondary:hover {
            background: #ff8c5e;
            border-color: #ff8c5e;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(1px);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn-ghost {
            background: var(--bg-soft);
            color: var(--text);
            border-color: transparent;
        }
        .btn-ghost:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-lg {
            height: 56px;
            padding: 0 36px;
            font-size: 16px;
        }
        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 15px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 12px;
            border-radius: var(--radius-xs);
            font-size: 12px;
            font-weight: 600;
            line-height: 1;
            white-space: nowrap;
        }

        .tag-primary {
            background: var(--primary);
            color: #fff;
        }

        .tag-soft {
            background: #E9EFEB;
            color: var(--primary-dark);
        }

        /* ========== Header ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            height: 72px;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            gap: 32px;
        }

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

        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.4px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .brand-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--secondary);
            display: inline-block;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0 auto;
        }

        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            transition: color 0.2s ease;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transform: translateX(-50%);
            transition: width 0.25s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            width: 20px;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            width: 20px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .header-search {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            width: 200px;
            height: 36px;
            padding: 0 14px;
            background: var(--bg-soft);
            border-radius: 999px;
            border: 1px solid transparent;
            transition: all 0.2s ease;
        }
        .header-search:focus-within {
            background: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13, 164, 109, 0.2);
        }
        .header-search svg {
            flex-shrink: 0;
            color: var(--text-secondary);
        }
        .header-search input {
            width: 100%;
            background: transparent;
            border: none;
            font-size: 13px;
            color: var(--text);
        }
        .header-search input::placeholder {
            color: #9AA69F;
        }

        .text-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color 0.2s ease;
        }
        .text-link:hover {
            color: var(--primary);
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border-radius: 8px;
            cursor: pointer;
        }
        .mobile-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: 0.2s ease;
        }

        /* ========== Mobile Drawer ========== */
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            z-index: 200;
            width: 280px;
            height: 100vh;
            background: #fff;
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transform: translateX(-100%);
            transition: transform 0.3s ease;
            box-shadow: 4px 0 30px rgba(0, 0, 0, 0.1);
            overflow-y: auto;
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .drawer-close {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-soft);
            font-size: 22px;
            line-height: 1;
            color: var(--text);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: 0.2s ease;
        }
        .drawer-close:hover {
            background: var(--error);
            color: #fff;
        }
        .mobile-drawer a:not(.btn) {
            font-size: 18px;
            font-weight: 700;
            line-height: 48px;
            color: var(--text);
            border-bottom: 1px solid var(--border);
            transition: 0.2s ease;
        }
        .mobile-drawer a:not(.btn):hover {
            color: var(--primary);
            padding-left: 6px;
        }
        .mobile-drawer .drawer-search {
            margin: 16px 0;
        }
        .mobile-drawer .btn {
            margin-top: 8px;
        }

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            z-index: 150;
            width: 100%;
            height: 100%;
            background: rgba(22, 35, 29, 0.5);
            opacity: 0;
            visibility: hidden;
            transition: 0.3s ease;
        }
        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            padding: 32px 0 24px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: #C4CBC6;
        }
        .breadcrumb .current {
            color: var(--primary);
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ========== Article Page ========== */
        .article-page {
            padding-bottom: 40px;
        }

        .article-wrap {
            max-width: 780px;
            margin: 0 auto;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 48px 56px;
            box-shadow: var(--shadow);
        }

        .article-header {
            text-align: left;
            margin-bottom: 36px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--border);
        }

        .article-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.6px;
            color: var(--text);
            margin: 16px 0 14px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .article-content {
            font-size: 16px;
            line-height: 1.75;
            color: #2A2E2A;
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 48px 0 16px;
            line-height: 1.3;
            letter-spacing: -0.3px;
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 32px 0 12px;
            line-height: 1.4;
        }
        .article-content h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 24px 0 8px;
        }
        .article-content blockquote {
            background: var(--bg-soft);
            border-left: 4px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            margin: 24px 0;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .article-content blockquote p {
            margin-bottom: 8px;
        }
        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .article-content figure {
            margin: 24px 0;
        }
        .article-content figcaption {
            font-size: 13px;
            color: var(--text-secondary);
            text-align: center;
            margin-top: 8px;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 24px 20px;
            padding-left: 16px;
        }
        .article-content li {
            margin-bottom: 8px;
            line-height: 1.75;
        }
        .article-content ul li::marker {
            color: var(--primary);
        }
        .article-content code {
            background: var(--bg-soft);
            border-radius: 4px;
            padding: 2px 6px;
            font-family: "SFMono-Regular", Consolas, monospace;
            font-size: 0.9em;
            color: var(--primary-dark);
        }
        .article-content pre {
            background: var(--deep);
            color: #E8F2ED;
            padding: 20px 24px;
            border-radius: 12px;
            overflow-x: auto;
            margin: 24px 0;
            font-size: 14px;
            line-height: 1.7;
        }
        .article-content pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .article-content th {
            background: var(--bg-soft);
            font-weight: 700;
            text-align: left;
            padding: 12px 16px;
            border: 1px solid var(--border);
        }
        .article-content td {
            padding: 12px 16px;
            border: 1px solid var(--border);
        }
        .article-content a {
            color: var(--primary);
            border-bottom: 1px solid rgba(13, 164, 109, 0.3);
            transition: 0.2s ease;
        }
        .article-content a:hover {
            color: var(--primary-dark);
            border-bottom-color: var(--primary-dark);
        }

        /* ========== Article Tags & Nav ========== */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 32px 0 28px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }

        .post-nav {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin: 12px 0 16px;
        }

        .post-nav-card {
            display: flex;
            flex-direction: column;
            gap: 4px;
            background: var(--bg-soft);
            border-radius: 10px;
            padding: 16px 20px;
            border: 1px solid transparent;
            transition: all 0.2s ease;
            min-height: 76px;
        }
        .post-nav-card:hover {
            background: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }
        .post-nav-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .post-nav-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-footer-actions {
            display: flex;
            justify-content: flex-end;
            margin-top: 8px;
        }

        /* ========== Article Empty ========== */
        .article-empty {
            text-align: center;
            padding: 80px 20px;
        }
        .empty-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            border-radius: 50%;
            background: var(--bg-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
        }
        .article-empty h1 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .article-empty p {
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        /* ========== Related Section ========== */
        .related-section {
            background: var(--bg-soft);
            padding: 72px 0;
            margin-top: 24px;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .section-head h2 {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .section-head .more-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: 0.2s ease;
        }
        .section-head .more-link:hover {
            color: var(--primary);
            gap: 8px;
        }

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

        .related-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all 0.2s ease;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .related-card img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
        }
        .related-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .related-body a {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: 0.2s ease;
        }
        .related-body a:hover {
            color: var(--primary);
        }
        .time-text {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ========== CTA Band ========== */
        .cta-band {
            background:
                repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.03) 0 2px, transparent 2px 10px),
                linear-gradient(115deg, rgba(22, 35, 29, 0.92) 0%, rgba(13, 164, 109, 0.2) 60%, rgba(22, 35, 29, 0.7) 100%),
                url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            padding: 88px 0;
            text-align: center;
            color: #fff;
        }
        .cta-band h2 {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.6px;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .cta-band p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-note {
            display: block;
            margin-top: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
        }

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

        .footer-brand .brand {
            margin-bottom: 16px;
        }
        .footer-brand .brand-name {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
            max-width: 280px;
        }

        .footer-socials {
            display: flex;
            gap: 12px;
        }
        .footer-socials a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            transition: all 0.2s ease;
        }
        .footer-socials a:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom {
            border-top: 1px solid #2A3B33;
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom-links {
            display: flex;
            gap: 20px;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: 0.2s ease;
        }
        .footer-bottom-links a:hover {
            color: var(--primary);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1200px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                gap: 20px;
            }
            .main-nav {
                gap: 20px;
            }
            .header-search {
                width: 160px;
            }
        }

        @media (max-width: 992px) {
            .main-nav {
                display: none;
            }
            .header-actions {
                gap: 10px;
            }
            .header-search {
                display: none;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .article-wrap {
                padding: 36px 28px;
            }
            .article-title {
                font-size: 32px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .footer-main {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .article-wrap {
                padding: 28px 20px;
                border-radius: 12px;
            }
            .article-title {
                font-size: 28px;
            }
            .article-content {
                font-size: 15px;
            }
            .cta-band h2 {
                font-size: 26px;
            }
            .cta-band .btn-lg {
                width: 80%;
            }
            .post-nav {
                grid-template-columns: 1fr;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
        }

        @media (max-width: 480px) {
            .brand-name {
                font-size: 18px;
            }
            .header-actions .text-link {
                display: none;
            }
            .article-wrap {
                padding: 20px 14px;
            }
            .article-header {
                margin-bottom: 24px;
            }
            .article-title {
                font-size: 24px;
            }
            .article-content h2 {
                font-size: 20px;
                margin-top: 36px;
            }
            .related-section {
                padding: 48px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .cta-band {
                padding: 56px 0;
            }
            .cta-band h2 {
                font-size: 22px;
            }
            .cta-band .btn-lg {
                width: 100%;
            }
            .footer-main {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root{
  --primary:#0DA46D;
  --primary-dark:#0B7E54;
  --secondary:#FF7A45;
  --bg:#F7F7F3;
  --deep:#16231D;
  --bg-soft:#F0F2EE;
  --card:#FFFFFF;
  --border:#E6E9E3;
  --text:#1A1C1A;
  --text-secondary:#66736E;
  --success:#22B573;
  --error:#E5484D;
  --radius:12px;
  --radius-sm:8px;
  --radius-pill:999px;
  --shadow-sm:0 1px 3px rgba(16,35,30,0.08);
  --shadow-hover:0 8px 24px rgba(16,35,30,0.10);
  --header-h:72px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.site-header{
  position:sticky;top:0;z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,0.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  height:var(--header-h);
  display:flex;align-items:center;gap:32px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  flex-shrink:0;
}
.brand-icon{
  width:32px;height:32px;
  background:var(--primary);
  border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease;
}
.brand:hover .brand-icon{background:var(--primary-dark)}
.brand-name{
  font-size:20px;font-weight:800;
  letter-spacing:-0.4px;
  color:var(--text);
  display:inline-flex;align-items:center;
}
.brand-dot{
  width:4px;height:4px;
  background:var(--secondary);
  border-radius:50%;
  margin-left:4px;
}
.main-nav{
  display:flex;align-items:center;gap:32px;
  margin-left:8px;
}
.nav-link{
  font-size:15px;font-weight:500;
  color:var(--text-secondary);
  padding:10px 2px;
  position:relative;
  transition:color .2s ease;
}
.nav-link::after{
  content:"";
  position:absolute;left:50%;bottom:-6px;
  width:20px;height:2px;
  background:var(--primary);
  border-radius:2px;
  transform:translateX(-50%) scaleX(0);
  transform-origin:center;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{transform:translateX(-50%) scaleX(1)}
.header-actions{
  display:flex;align-items:center;gap:16px;
  margin-left:auto;flex-shrink:0;
}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:200px;height:36px;
  background:var(--bg-soft);
  border-radius:var(--radius-pill);
  padding:0 14px;
  border:1px solid transparent;
  transition:all .2s ease;
}
.search-box:focus-within{
  background:#fff;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(13,164,109,0.2);
}
.search-box svg{flex-shrink:0}
.search-box input{
  border:none;outline:none;background:transparent;
  width:100%;font-size:13px;color:var(--text);
}
.search-box input::placeholder{color:#9AA69F}
.login-link{
  font-size:15px;font-weight:500;
  color:var(--text-secondary);
  padding:6px 4px;
  transition:color .2s ease;
}
.login-link:hover{color:var(--primary)}
.btn-join{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--secondary);
  color:#fff;font-size:15px;font-weight:700;
  height:40px;padding:0 20px;
  border-radius:var(--radius-pill);
  transition:background .2s ease,transform .1s ease;
}
.btn-join:hover{background:#ff8c5e}
.btn-join:active{transform:translateY(1px)}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  background:none;border:none;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  cursor:pointer;
  margin-left:auto;
}
.nav-toggle span{
  display:block;width:20px;height:2px;
  background:var(--text);
  border-radius:2px;
  transition:all .2s ease;
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-drawer{
  display:none;
  position:fixed;top:0;right:-280px;bottom:0;
  width:280px;max-width:80vw;
  background:#fff;z-index:200;
  box-shadow:var(--shadow-hover);
  padding:24px;
  flex-direction:column;gap:8px;
  transition:right .28s ease;
}
.mobile-drawer.open{right:0}
.drawer-close{
  align-self:flex-end;
  width:40px;height:40px;
  background:var(--bg-soft);border:none;border-radius:50%;
  font-size:20px;line-height:1;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  color:var(--text);
}
.mobile-drawer .main-nav{
  display:flex;flex-direction:column;align-items:stretch;
  gap:4px;margin:16px 0 0;padding:0;
}
.mobile-drawer .nav-link{
  font-size:18px;font-weight:700;
  padding:12px 8px;
  border-radius:8px;
  color:var(--text);
}
.mobile-drawer .nav-link.active{background:rgba(13,164,109,0.06)}
.mobile-drawer .nav-link::after{display:none}
.mobile-drawer .search-box{width:100%;margin-top:8px}
.mobile-drawer .login-link{padding:12px 8px;font-size:16px}
.drawer-overlay{
  display:none;
  position:fixed;inset:0;
  background:rgba(22,35,29,0.5);
  z-index:150;
}
.drawer-overlay.show{display:block}
/* Category Hero */
.cat-hero{
  background:var(--bg-soft);
  border-bottom:1px solid var(--border);
  padding:64px 0;
}
.cat-hero-inner{
  display:flex;align-items:center;gap:48px;
}
.cat-hero-copy{flex:0 0 60%;max-width:60%}
.cat-hero-media{
  flex:1;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  position:relative;
}
.cat-hero-media::after{
  content:"";
  position:absolute;inset:0;
  background:rgba(13,164,109,0.08);
  pointer-events:none;
}
.cat-hero-media img{
  width:100%;height:280px;object-fit:cover;
  border-radius:var(--radius);
}
.badge{
  display:inline-flex;align-items:center;
  background:var(--primary);color:#fff;
  font-size:12px;font-weight:600;
  border-radius:var(--radius-pill);
  padding:6px 14px;
  margin-bottom:18px;
  letter-spacing:0.2px;
}
.cat-hero h1{
  font-size:34px;font-weight:800;
  line-height:1.2;
  letter-spacing:-0.6px;
  color:var(--text);
  margin-bottom:14px;
}
.cat-hero-copy p{
  font-size:15px;color:var(--text-secondary);
  max-width:520px;
  margin-bottom:28px;
  line-height:1.7;
}
.cat-hero-actions{
  display:flex;gap:16px;flex-wrap:wrap;
}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);
  color:#fff;
  font-size:15px;font-weight:700;
  height:48px;padding:0 28px;
  border-radius:var(--radius-pill);
  border:none;cursor:pointer;
  transition:background .2s ease,transform .1s ease,box-shadow .2s ease;
  box-shadow:0 4px 14px rgba(13,164,109,0.25);
}
.btn-primary:hover{
  background:var(--primary-dark);
  box-shadow:0 8px 24px rgba(13,164,109,0.3);
}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;
  color:var(--primary);
  font-size:15px;font-weight:600;
  height:48px;padding:0 28px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(13,164,109,0.4);
  cursor:pointer;
  transition:all .2s ease;
}
.btn-outline:hover{
  background:rgba(13,164,109,0.06);
  border-color:var(--primary);
}
.btn-outline:active{transform:translateY(1px)}
/* Category Body */
.cat-body{
  padding:80px 0;
  background:var(--card);
}
.lead-image{
  border-radius:var(--radius);
  overflow:hidden;
  margin-bottom:56px;
  box-shadow:var(--shadow-sm);
}
.lead-image img{
  width:100%;height:340px;object-fit:cover;
}
.text-block{
  max-width:900px;
  margin:0 auto;
}
.text-block:not(:last-child){
  margin-bottom:64px;
}
.tag{
  display:inline-flex;
  background:var(--primary);color:#fff;
  font-size:12px;font-weight:600;
  border-radius:6px;
  padding:4px 12px;
  margin-bottom:16px;
}
.text-block h2{
  font-size:26px;font-weight:800;
  letter-spacing:-0.4px;
  color:var(--text);
  margin-bottom:18px;
  line-height:1.3;
}
.text-block p{
  font-size:15px;color:var(--text-secondary);
  line-height:1.8;
  margin-bottom:16px;
}
.text-block p:last-child{margin-bottom:0}
.steps{
  list-style:none;
  margin:20px 0 0;
  padding:0;
  counter-reset:step;
}
.steps li{
  position:relative;
  padding:0 0 0 48px;
  margin-bottom:16px;
  font-size:15px;
  color:var(--text-secondary);
  counter-increment:step;
}
.steps li::before{
  content:counter(step);
  position:absolute;left:0;top:0;
  width:32px;height:32px;
  background:rgba(13,164,109,0.1);
  color:var(--primary);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;
}
.steps li strong{color:var(--text);font-weight:600}
.quote-block{
  margin:24px 0;
  padding:20px 24px;
  background:var(--bg-soft);
  border-left:4px solid var(--primary);
  border-radius:8px;
  font-size:15px;
  color:var(--text-secondary);
  line-height:1.7;
  font-style:normal;
}
.check-list{
  list-style:none;padding:0;margin:20px 0 0;
}
.check-list li{
  position:relative;
  padding-left:32px;
  margin-bottom:12px;
  font-size:15px;
  color:var(--text-secondary);
  line-height:1.6;
}
.check-list li::before{
  content:"";
  position:absolute;left:0;top:2px;
  width:20px;height:20px;
  background:rgba(13,164,109,0.1);
  border-radius:50%;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230DA46D' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12l4 4 8-8'/%3E%3C/svg%3E");
  background-size:12px;
  background-position:center;
  background-repeat:no-repeat;
}
.check-list li strong{color:var(--text);font-weight:600}
/* Tips Section */
.tips-section{
  padding:80px 0;
  background:var(--bg-soft);
}
.tips-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  max-width:1000px;margin:0 auto;
}
.tip-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.tip-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.tip-icon{
  width:44px;height:44px;
  background:rgba(13,164,109,0.1);
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.tip-card h3{
  font-size:17px;font-weight:700;
  margin-bottom:8px;
  color:var(--text);
}
.tip-card p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.6;
}
/* FAQ */
.faq-section{
  padding:80px 0;
  background:var(--card);
}
.faq-title{
  text-align:center;
  font-size:30px;font-weight:800;
  letter-spacing:-0.4px;
  margin-bottom:8px;
  color:var(--text);
}
.faq-subtitle{
  text-align:center;
  font-size:15px;
  color:var(--text-secondary);
  margin-bottom:48px;
}
.faq-list{
  max-width:780px;
  margin:0 auto;
}
.faq-item{
  background:var(--bg-soft);
  border-radius:10px;
  padding:20px 24px;
  margin-bottom:12px;
  cursor:pointer;
  transition:background .2s ease;
}
.faq-item:hover{background:#e9ece6}
.faq-item.active{background:var(--bg-soft)}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;
  gap:16px;
  font-size:15px;font-weight:600;
  color:var(--text);
}
.faq-icon{
  width:28px;height:28px;
  flex-shrink:0;
  border-radius:50%;
  background:rgba(13,164,109,0.1);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:500;
  transition:transform .2s ease;
}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .2s ease;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
}
.faq-item.active .faq-a{
  max-height:240px;
  padding-top:12px;
}
/* Category CTA */
.cat-cta{
  background:var(--bg-soft);
  padding:48px 24px;
  text-align:center;
}
.cat-cta-inner{
  max-width:600px;
  margin:0 auto;
}
.cat-cta h2{
  font-size:26px;font-weight:800;
  color:var(--text);
  margin-bottom:10px;
  letter-spacing:-0.4px;
}
.cat-cta p{
  font-size:15px;
  color:var(--text-secondary);
  margin-bottom:24px;
}
.btn-secondary{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--secondary);
  color:#fff;font-size:16px;font-weight:700;
  height:52px;padding:0 36px;
  border-radius:var(--radius-pill);
  border:none;cursor:pointer;
  transition:background .2s ease,box-shadow .2s ease;
  box-shadow:0 4px 14px rgba(255,122,69,0.3);
}
.btn-secondary:hover{
  background:#ff8c5e;
  box-shadow:0 8px 24px rgba(255,122,69,0.35);
}
.btn-secondary:active{transform:translateY(1px)}
.cta-note{
  margin-top:14px;
  font-size:13px;
  color:var(--text-secondary);
  opacity:0.8;
}
/* Footer */
.site-footer{
  background:var(--deep);
  padding:56px 0 0;
}
.footer-main{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:48px;
  padding-bottom:40px;
}
.footer-brand p{
  color:rgba(255,255,255,0.6);
  font-size:14px;
  line-height:1.7;
  margin:16px 0 20px;
  max-width:280px;
}
.footer-socials{
  display:flex;gap:12px;
}
.footer-socials a{
  width:36px;height:36px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,0.25);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,0.7);
  transition:all .2s ease;
}
.footer-socials a:hover{
  color:#fff;
  border-color:var(--primary);
  background:rgba(13,164,109,0.2);
}
.site-footer .brand-name{
  color:#fff;
  font-size:20px;font-weight:800;
}
.site-footer .brand-icon{
  background:var(--primary);
  border-radius:50%;
}
.footer-title{
  font-size:15px;font-weight:700;
  color:rgba(255,255,255,0.95);
  margin-bottom:18px;
}
.footer-links{
  display:flex;flex-direction:column;gap:10px;
}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,0.55);
  transition:color .2s ease;
}
.footer-links a:hover{color:var(--primary)}
.footer-contact{
  display:flex;flex-direction:column;gap:10px;
  font-size:14px;
  color:rgba(255,255,255,0.55);
  line-height:1.6;
}
.footer-bottom{
  border-top:1px solid #2A3B33;
  padding:24px 0;
  display:flex;justify-content:space-between;align-items:center;
  gap:16px;flex-wrap:wrap;
  color:rgba(255,255,255,0.5);
  font-size:13px;
}
.footer-bottom-links{
  display:flex;gap:24px;
}
.footer-bottom-links a{
  color:rgba(255,255,255,0.5);
  transition:color .2s ease;
}
.footer-bottom-links a:hover{color:var(--primary)}
/* Responsive */
@media (max-width:1024px){
  .main-nav{display:none}
  .header-actions .search-box{display:none}
  .nav-toggle{display:flex}
  .mobile-drawer{display:flex}
  .cat-hero-inner{flex-direction:column;gap:24px}
  .cat-hero-copy{flex:1;max-width:100%}
  .cat-hero-media{width:100%}
  .cat-hero-media img{height:220px}
  .tips-grid{grid-template-columns:1fr;max-width:520px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .cat-hero{padding:48px 0}
  .cat-hero h1{font-size:30px}
  .cat-body{padding:56px 0}
  .lead-image{margin-bottom:40px}
  .lead-image img{height:220px}
  .text-block:not(:last-child){margin-bottom:48px}
  .text-block h2{font-size:22px}
  .tips-section{padding:56px 0}
  .faq-section{padding:56px 0}
  .faq-title{font-size:26px}
  .footer-main{grid-template-columns:1fr}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .btn-join{display:none}
  .cat-hero-actions{flex-direction:column;align-items:stretch}
  .cat-hero-actions .btn-primary,
  .cat-hero-actions .btn-outline{width:100%}
  .steps li{padding-left:42px}
  .steps li::before{width:28px;height:28px;font-size:13px}
  .faq-item{padding:16px 18px}
  .cat-cta h2{font-size:22px}
}

/* roulang page: category2 */
:root {
  --primary: #0DA46D;
  --primary-dark: #0B7E54;
  --secondary: #FF7A45;
  --bg: #F7F7F3;
  --deep: #16231D;
  --bg-soft: #F0F2EE;
  --card: #FFFFFF;
  --border: #E6E9E3;
  --text: #1A1C1A;
  --text-secondary: #66736E;
  --success: #22B573;
  --error: #E5484D;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow-sm: 0 1px 3px rgba(16,35,30,0.08);
  --shadow-md: 0 8px 24px rgba(16,35,30,0.10);
  --space-section: 88px;
  --container-max: 1200px;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-display: "Oswald", "DIN Alternate", var(--font-sans);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
input, button { font-family: inherit; border: none; outline: none; }
button { cursor: pointer; }
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 1200px) {
  .container { padding: 0 16px; }
}
/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  padding: 0 22px;
  height: 40px;
  border-radius: 999px;
  transition: all 0.2s ease;
  white-space: nowrap;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-secondary { background: var(--secondary); color: #fff; }
.btn-secondary:hover { background: #FF8C5E; color: #fff; }
.btn-outline { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.7); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-lg { height: 56px; padding: 0 30px; font-size: 16px; }
.btn-join { margin-left: 8px; }
/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.brand-name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--text);
}
.brand-dot {
  width: 4px;
  height: 4px;
  background: var(--secondary);
  border-radius: 50%;
  display: inline-block;
  margin-left: 2px;
  vertical-align: super;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.main-nav .nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 72px;
  padding: 0 12px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
}
.main-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.2s ease;
}
.main-nav .nav-link:hover { color: var(--primary); }
.main-nav .nav-link:hover::after { width: 20px; }
.main-nav .nav-link.active { color: var(--primary); }
.main-nav .nav-link.active::after { width: 20px; }
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 200px;
  height: 36px;
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 0 14px;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}
.search-box svg { color: var(--text-secondary); flex-shrink: 0; }
.search-box input {
  width: 100%;
  background: transparent;
  border: none;
  font-size: 14px;
  color: var(--text);
}
.search-box input::placeholder { color: #9AA69F; }
.search-box:focus-within {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,164,109,0.2);
}
.login-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 4px;
}
.login-link:hover { color: var(--primary); }
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border-radius: 8px;
  align-items: center;
}
.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
/* ===== 分类页 Hero ===== */
.page-hero {
  background: var(--bg-soft);
  padding: 72px 0 64px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-45deg, transparent, transparent 12px, rgba(22,35,29,0.025) 12px, rgba(22,35,29,0.025) 13px);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.page-hero h1 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.6px;
  color: var(--text);
  margin-bottom: 16px;
}
.hero-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}
.hero-actions .btn-outline { border-color: var(--primary); color: var(--primary); }
.hero-actions .btn-outline:hover { background: var(--primary); color: #fff; }
.hero-stats {
  display: flex;
  gap: 40px;
}
.stat-item { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
}
.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}
.hero-media {
  position: relative;
  z-index: 0;
}
.hero-media img {
  width: 320px;
  max-width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 1;
  margin-left: auto;
}
.hero-media::after {
  content: "";
  position: absolute;
  right: -12px;
  bottom: -12px;
  width: 54px;
  height: 54px;
  background: var(--secondary);
  border-radius: 12px;
  z-index: 0;
}
/* ===== Ticker ===== */
.match-ticker {
  background: var(--deep);
  padding: 14px 0;
  border-bottom: 3px solid var(--primary);
}
.ticker-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}
.ticker-label {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: rgba(255,255,255,0.08);
  padding: 5px 14px;
  border-radius: 999px;
  flex-shrink: 0;
}
.ticker-label::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--secondary);
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}
.ticker-text {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.ticker-link {
  font-size: 13px;
  color: var(--primary);
  background: rgba(255,255,255,0.08);
  padding: 5px 14px;
  border-radius: 999px;
  flex-shrink: 0;
  text-decoration: none;
}
.ticker-link:hover { color: #fff; background: var(--primary); }
/* ===== 信息块 ===== */
.info-block-section {
  background: var(--bg);
  padding: var(--space-section) 0;
}
.info-block-section.section-alt {
  background: var(--bg-soft);
}
.info-block {
  display: grid;
  grid-template-columns: 40% 60%;
  gap: 64px;
  align-items: center;
}
.info-block-right .info-media { order: 2; }
.info-block-right .info-content { order: 1; }
.info-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.info-media::before {
  content: "";
  position: absolute;
  left: -14px;
  top: -14px;
  width: 46px;
  height: 46px;
  border: 3px solid var(--primary);
  border-radius: 10px;
  z-index: 0;
}
.info-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.info-block:hover .info-media img {
  transform: scale(1.035);
}
.info-content { padding: 12px 0; }
.info-tag {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-xs);
  margin-bottom: 16px;
}
.info-content h2 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1.4;
  margin-bottom: 16px;
}
.info-content p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.info-content p:last-of-type {
  margin-bottom: 20px;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: gap 0.2s ease;
}
.link-arrow:hover { gap: 12px; color: var(--primary-dark); }
.link-arrow span { transition: transform 0.2s ease; }
/* ===== 资讯横幅 ===== */
.news-banner-section {
  background: var(--deep);
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}
.news-banner-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(-45deg, transparent, transparent 14px, rgba(255,255,255,0.035) 14px, rgba(255,255,255,0.035) 15px);
  pointer-events: none;
}
.news-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  z-index: 1;
}
.banner-tag {
  display: inline-block;
  background: var(--secondary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-xs);
  margin-bottom: 12px;
}
.news-banner-content h2 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: #fff;
  margin-bottom: 8px;
}
.news-banner-content p {
  font-size: 15px;
  color: rgba(255,255,255,0.7);
  max-width: 560px;
}
/* ===== CTA ===== */
.cta-section {
  background: var(--bg-soft);
  padding: 48px 24px;
  text-align: center;
}
.cta-inner {
  max-width: 720px;
  margin: 0 auto;
}
.cta-inner h2 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.4px;
  margin-bottom: 10px;
  color: var(--text);
}
.cta-inner p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.cta-note {
  display: block;
  font-size: 13px;
  color: rgba(26,28,26,0.55);
  margin-top: 14px;
}
/* ===== 页脚 ===== */
.site-footer {
  background: var(--deep);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .brand-name {
  color: #fff;
}
.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin: 16px 0 20px;
  line-height: 1.7;
  max-width: 280px;
}
.footer-socials {
  display: flex;
  gap: 10px;
}
.footer-socials a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: all 0.2s ease;
}
.footer-socials a:hover {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}
.footer-links a:hover { color: var(--primary); }
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
}
.footer-contact a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
}
.footer-bottom {
  border-top: 1px solid #2A3B33;
  padding: 20px 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}
.footer-legal {
  display: flex;
  gap: 20px;
}
.footer-legal a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
}
.footer-legal a:hover { color: var(--primary); }
/* ===== 响应式 ===== */
@media (max-width: 1200px) {
  :root { --space-section: 72px; }
  .header-inner { gap: 12px; }
  .search-box { width: 160px; }
  .info-block { gap: 40px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 992px) {
  .search-box, .login-link { display: none; }
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 4px;
    padding: 88px 24px 32px;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    z-index: 1001;
    box-shadow: none;
  }
  .main-nav.open {
    transform: translateX(0);
    box-shadow: 0 0 0 100vmax rgba(22,35,29,0.5);
  }
  .main-nav .nav-link {
    height: auto;
    font-size: 18px;
    font-weight: 700;
    padding: 10px 0;
    width: 100%;
  }
  .main-nav .nav-link::after { display: none; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-media {
    max-width: 420px;
    margin: 0 auto;
    width: 100%;
  }
  .hero-media img { margin: 0 auto; width: 100%; max-width: 320px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .page-hero { text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-badge { margin-left: auto; margin-right: auto; }
  .info-block,
  .info-block-right {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .info-block-right .info-media { order: 0; }
  .info-block-right .info-content { order: 1; }
  .info-media { max-width: 560px; }
  .info-content { text-align: center; }
  .info-content .info-tag { margin-left: auto; margin-right: auto; }
  .info-content .link-arrow { justify-content: center; }
  .news-banner-inner {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }
  .news-banner-content p { margin: 0 auto; }
  .ticker-text { white-space: normal; }
  .ticker-inner { flex-wrap: wrap; gap: 10px; }
}
@media (max-width: 768px) {
  .page-hero { padding: 48px 0; }
  .page-hero h1 { font-size: 30px; }
  .hero-stats { flex-direction: column; gap: 16px; align-items: center; }
  .cta-section { padding: 40px 16px; }
  .cta-inner .btn { width: 80%; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { justify-content: center; text-align: center; }
}
@media (max-width: 520px) {
  .btn-join { margin-left: 0; }
  .header-inner { height: 64px; }
  .brand-name { font-size: 18px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .info-block-section { padding: 48px 0; }
  .info-content h2 { font-size: 20px; }
  .news-banner-content h2 { font-size: 22px; }
  .cta-inner h2 { font-size: 20px; }
  .footer-bottom { flex-direction: column; }
}