/* ============================================================
   任推邦拉新推广站 前台样式
   主色：#ff4d2e（活力橙红） 辅色：#2b2f3a 强调：#ffb800
   ============================================================ */
:root {
  --primary: #ff4d2e;
  --primary-dark: #e63d1f;
  --grad: linear-gradient(135deg, #ff5a2c 0%, #ff2d55 100%);
  --dark: #20232e;
  --dark-2: #2b2f3a;
  --text: #33343c;
  --muted: #8a8d98;
  --bg: #f6f7fb;
  --card: #ffffff;
  --border: #eceef3;
  --gold: #ffb800;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(32, 35, 46, .08);
  --shadow-lg: 0 16px 48px rgba(255, 77, 46, .18);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap { display: flex; align-items: center; height: 64px; gap: 28px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; }
.logo-badge {
  width: 38px; height: 38px; border-radius: 10px; background: var(--grad);
  color: #fff; display: grid; place-items: center; font-size: 20px;
  box-shadow: 0 4px 12px rgba(255, 77, 46, .35);
}
.logo span:last-child { color: var(--dark); }
.logo b { color: var(--primary); }
.nav { display: flex; gap: 4px; flex: 1; }
.nav a {
  padding: 7px 14px; border-radius: 8px; color: #565a66; font-weight: 500; font-size: 14.5px;
  transition: all .2s;
}
.nav a:hover, .nav a.active { color: var(--primary); background: rgba(255, 77, 46, .08); }
.nav-cta {
  background: var(--grad); color: #fff !important; padding: 9px 20px !important;
  border-radius: 10px !important; font-weight: 600; box-shadow: var(--shadow-lg);
}
.nav-cta:hover { transform: translateY(-1px); }
.nav-toggle { display: none; background: none; border: 0; font-size: 22px; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(900px 400px at 85% -10%, rgba(255, 184, 0, .22), transparent 60%),
    radial-gradient(700px 380px at 10% 110%, rgba(255, 77, 46, .25), transparent 60%),
    linear-gradient(160deg, #1d2030 0%, #2b2f3a 55%, #333748 100%);
  color: #fff; padding: 78px 0 84px; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 26px 26px;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18); padding: 6px 14px; border-radius: 100px;
  font-size: 13px; color: #ffd9a8; margin-bottom: 18px;
}
.hero h1 { font-size: 44px; line-height: 1.25; font-weight: 800; letter-spacing: .5px; }
.hero h1 b { background: linear-gradient(90deg, #ffb800, #ff5a2c); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.sub { color: #b9bec9; margin: 16px 0 28px; font-size: 16.5px; max-width: 520px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; border-radius: 12px; font-weight: 600; font-size: 15.5px;
  transition: all .2s; border: 0; cursor: pointer;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: var(--shadow-lg); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.25); }
.btn-ghost:hover { background: rgba(255,255,255,.16); }
/* 邀请码复制按钮：红色粗体 */
.btn-invite {
  background: #fff0ec; color: #e8301a; border: 1px dashed #ff9d8a;
  font-weight: 800; letter-spacing: .02em; padding: 9px 18px; font-size: 15px;
  border-radius: 10px; cursor: pointer; transition: all .15s;
}
.btn-invite:hover { background: #ffe0d8; border-color: #ff7d63; }
.btn-invite.copied { background: #e8f8ee; color: #1a9a4a; border-color: #8fe0ad; }
.hero-points { display: flex; gap: 26px; margin-top: 34px; flex-wrap: wrap; }
.hero-points div { display: flex; align-items: center; gap: 8px; color: #c6cad6; font-size: 13.5px; }
.hero-points i { color: var(--gold); font-style: normal; }

/* Hero 右侧收益牌 */
.hero-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px; padding: 26px; backdrop-filter: blur(8px);
  box-shadow: 0 24px 60px rgba(0,0,0,.3);
}
.hero-card h4 { font-size: 15px; color: #d7dbe6; font-weight: 500; margin-bottom: 16px; }
.earning-num { font-size: 40px; font-weight: 800; color: #ffd75e; line-height: 1.1; }
.earning-num small { font-size: 16px; font-weight: 600; margin-right: 4px; }
.hero-card .sub { color: #9aa0b0; font-size: 13px; margin-top: 6px; }
.earn-row { display: flex; justify-content: space-between; padding: 11px 0; border-top: 1px dashed rgba(255,255,255,.14); font-size: 14px; }
.earn-row span:first-child { color: #c6cad6; }
.earn-row b { color: #fff; }
.earn-row b.red { color: #ff7a62; }

/* ---------- 统计条 ---------- */
.stats-strip { background: #fff; border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.stat-item { text-align: center; padding: 26px 10px; position: relative; }
.stat-item + .stat-item::before { content: ""; position: absolute; left: 0; top: 22%; height: 56%; width: 1px; background: var(--border); }
.stat-item .num { font-size: 30px; font-weight: 800; color: var(--dark); }
.stat-item .num b { color: var(--primary); }
.stat-item .label { color: var(--muted); font-size: 13.5px; margin-top: 4px; }

/* ---------- 区块通用 ---------- */
.section { padding: 64px 0; }
.section-head { text-align: center; margin-bottom: 40px; }
.section-head .en { color: var(--primary); font-size: 13px; letter-spacing: 3px; font-weight: 700; }
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--dark); margin-top: 6px; }
.section-head p { color: var(--muted); margin-top: 10px; font-size: 15px; }
.section.gray { background: #fff; }

/* ---------- 价格表格 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.price-item {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 20px 16px; position: relative; transition: all .22s;
}
.price-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(255, 77, 46, .35); }
.price-top { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.price-item .p-icon {
  width: 44px; height: 44px; border-radius: 10px; background: rgba(255,77,46,.08);
  display: grid; place-items: center; font-size: 24px; flex-shrink: 0; overflow: hidden;
}
.price-item .p-icon img { width: 100%; height: 100%; object-fit: contain; }
.price-item .p-title { flex: 1; min-width: 0; }
.price-item .p-name { font-weight: 800; font-size: 15px; color: var(--dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.price-item .p-price-row {
  border-top: 1px dashed #e0e2e8; border-bottom: 1px dashed #e0e2e8;
  padding: 12px 0; margin-bottom: 12px; display: flex; align-items: baseline; gap: 2px;
}
.price-item .p-price { color: #ff5a2c; font-weight: 800; font-size: 28px; line-height: 1; letter-spacing: -.5px; }
.price-item .p-price small { font-size: 16px; font-weight: 700; margin-right: 2px; }
.price-item .p-unit { color: #ff5a2c; font-size: 14px; font-weight: 600; }
.price-item .p-meta {
  color: #94979f; font-size: 12.5px; line-height: 1.9;
}
.price-item .p-meta b { color: #666; font-weight: 600; }
.price-bottom {
  margin-top: 10px; background: #f4f5f8; border-radius: 8px;
  padding: 7px 10px; font-size: 12.5px; color: #666; display: flex; align-items: center; gap: 6px;
}
.price-bottom .pb-label { font-size: 14px; }
.price-bottom b { color: #ff4d2e; font-weight: 700; }
.hot-flag {
  display: inline-block; background: #ff5a2c; color: #fff;
  font-size: 12px; line-height: 1.1; padding: 4px 11px; border-radius: 100px; font-weight: 800;
  box-shadow: 0 4px 10px rgba(255,90,44,.30);
  letter-spacing: 0.02em;
}
.flag-new {
  display: inline-block; background: #2eaa5a; color: #fff;
  font-size: 12px; line-height: 1.1; padding: 4px 11px; border-radius: 100px; font-weight: 800;
  box-shadow: 0 4px 10px rgba(46,170,90,.30);
  letter-spacing: 0.02em;
}
.price-item .p-flags { position: absolute; top: 12px; right: 12px; display: flex; gap: 6px; z-index: 2; }

/* ---------- 为什么加入团队 ---------- */
.why-join { background: #fff; }
.why-join-content { max-width: 860px; margin: 0 auto; }
.why-join-text {
  background: linear-gradient(135deg, #fff8f2, #fff3eb);
  border: 1px solid #ffe0cf; border-radius: 16px;
  padding: 28px 32px; line-height: 2;
}
.why-join-text p {
  font-size: 15px; color: #4a3f3a; margin-bottom: 16px;
}
.why-join-text p:last-child { margin-bottom: 0; }
.why-join-text strong { color: var(--dark); }
.why-join-conclusion {
  text-align: center; font-size: 16.5px !important; font-weight: 700;
  background: linear-gradient(135deg, #ffe8d9, #ffd4c0);
  border-radius: 10px; padding: 14px 20px; margin-top: 20px !important;
}

/* ---------- 优势卡片 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.adv-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 24px; transition: all .22s; position: relative; overflow: hidden;
}
.adv-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.adv-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.adv-card:hover::before { transform: scaleX(1); }
.adv-card .a-icon {
  width: 54px; height: 54px; border-radius: 14px; background: rgba(255,77,46,.08);
  display: grid; place-items: center; font-size: 26px; margin-bottom: 16px;
}
.adv-card h3 { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.adv-card p { color: var(--muted); font-size: 13.5px; }

/* ---------- 收入案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; transition: all .22s; position: relative;
}
.case-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.case-top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.case-avatar {
  width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, #fff3e8, #ffe0d6);
  display: grid; place-items: center; font-size: 22px; border: 2px solid #ffd9c9;
}
.case-name { font-weight: 700; color: var(--dark); font-size: 15px; }
.case-meta { color: var(--muted); font-size: 12px; }
.case-amount { margin-left: auto; text-align: right; }
.case-amount .n { color: var(--primary); font-weight: 800; font-size: 22px; line-height: 1; }
.case-amount .n small { font-size: 12px; }
.case-amount .t { color: var(--muted); font-size: 11.5px; margin-top: 3px; }
.case-note { color: #6b6e7a; font-size: 13.5px; background: #fafafc; border-radius: 10px; padding: 12px 14px; }

/* ---------- 文章卡片 ---------- */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.article-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: all .22s; display: flex; flex-direction: column;
}
.article-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.article-cover { height: 160px; background: linear-gradient(135deg, #2b2f3a, #454b5e); position: relative; overflow: hidden; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.article-card:hover .article-cover img { transform: scale(1.06); }
.article-cover .tag {
  position: absolute; left: 12px; top: 12px; background: rgba(0,0,0,.55); color: #fff;
  font-size: 12px; padding: 3px 10px; border-radius: 100px; backdrop-filter: blur(4px);
}
.article-cover .top-flag {
  position: absolute; right: 12px; top: 12px; background: var(--grad); color: #fff;
  font-size: 11px; padding: 2px 9px; border-radius: 100px; font-weight: 600;
}
.article-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.article-body h3 { font-size: 15.5px; font-weight: 700; color: var(--dark); line-height: 1.5; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-body p { color: var(--muted); font-size: 13px; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-meta { display: flex; gap: 14px; color: #a0a3ae; font-size: 12px; margin-top: 14px; }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: step; }
.step {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; text-align: center; position: relative;
}
.step .s-num {
  width: 46px; height: 46px; border-radius: 50%; background: var(--grad); color: #fff;
  font-size: 20px; font-weight: 800; display: grid; place-items: center; margin: 0 auto 16px;
  box-shadow: var(--shadow-lg);
}
.step h3 { color: var(--dark); font-size: 16.5px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 13.5px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--dark); color: #9aa0b0; padding: 46px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; margin-bottom: 30px; }
.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-grid p { font-size: 13.5px; }
.footer-grid li { margin-bottom: 8px; font-size: 13.5px; }
.footer-grid li a:hover { color: #fff; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; color: #fff; font-size: 18px; margin-bottom: 12px; }
.copyright { border-top: 1px solid rgba(255,255,255,.08); padding-top: 20px; text-align: center; font-size: 12.5px; }
/* 友情链接 */
.friend-links {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 16px; margin-bottom: 18px;
  display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center;
  font-size: 13px; color: #9aa0b0;
}
.friend-links b { color: #d7dae2; font-weight: 600; }
.friend-links a { color: #9aa0b0; text-decoration: none; transition: color .2s; }
.friend-links a:hover { color: #fff; }

/* ---------- 文章列表页 ---------- */
.page-header { background: linear-gradient(160deg, #1d2030, #333748); color: #fff; padding: 44px 0; }
.page-header h1 { font-size: 26px; font-weight: 800; }
.page-header p { color: #a8aebb; margin-top: 6px; font-size: 14px; }
.layout-2col { display: grid; grid-template-columns: 1fr 300px; gap: 28px; align-items: start; }
.sidebar { position: sticky; top: 84px; }
.side-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 18px; }
.side-card h3 { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.side-cat li { margin-bottom: 6px; }
.side-cat a { display: flex; justify-content: space-between; padding: 8px 12px; border-radius: 8px; font-size: 14px; color: #565a66; transition: all .15s; }
.side-cat a:hover, .side-cat a.active { background: rgba(255,77,46,.07); color: var(--primary); }
.side-cat span { color: #b0b3bf; font-size: 12.5px; }
.side-hot li { padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 13.5px; }
.side-hot li:last-child { border-bottom: 0; }
.side-hot a:hover { color: var(--primary); }
.side-cta {
  background: var(--grad); border-radius: var(--radius); padding: 22px; color: #fff; text-align: center;
}
.side-cta h3 { color: #fff !important; border: 0 !important; font-size: 17px; }
.side-cta p { font-size: 13px; color: rgba(255,255,255,.85); margin: 6px 0 16px; }
.side-cta .btn { background: #fff; color: var(--primary); width: 100%; box-shadow: none; }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 36px; }
.pagination a, .pagination span {
  min-width: 38px; height: 38px; padding: 0 12px; display: inline-flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--border); border-radius: 9px; font-size: 14px; color: #565a66;
}
.pagination .current { background: var(--grad); color: #fff; border-color: transparent; font-weight: 600; }
.pagination a:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- 文章详情 ---------- */
.article-detail { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 40px; }
.article-detail h1 { font-size: 26px; font-weight: 800; color: var(--dark); line-height: 1.45; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 18px; color: var(--muted); font-size: 13px; margin: 14px 0 22px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.detail-meta a.cat { color: var(--primary); font-weight: 600; }
.detail-content { font-size: 15.5px; line-height: 2; color: #3a3c46; }
.detail-content h2, .detail-content h3 { color: var(--dark); margin: 26px 0 12px; line-height: 1.5; }
.detail-content h2 { font-size: 21px; padding-left: 12px; border-left: 4px solid var(--primary); }
.detail-content h3 { font-size: 18px; }
.detail-content p { margin-bottom: 14px; }
.detail-content ul, .detail-content ol { margin: 0 0 16px 24px; }
.detail-content li { margin-bottom: 6px; }
.detail-content img { border-radius: 10px; margin: 12px 0; }
.detail-content blockquote {
  background: #fff7f2; border-left: 4px solid var(--primary); padding: 12px 18px;
  border-radius: 0 10px 10px 0; margin: 16px 0; color: #6b4a3f;
}
.detail-content strong { color: var(--dark); }
.detail-cta {
  margin-top: 30px; background: linear-gradient(135deg, #fff6f1, #ffece3);
  border: 1px solid #ffd9c9; border-radius: var(--radius); padding: 22px; text-align: center;
}
.detail-cta h3 { color: var(--dark); font-size: 17px; }
.detail-cta p { color: #8a6a5a; font-size: 13.5px; margin: 6px 0 14px; }
.related { margin-top: 28px; }
.related h3 { font-size: 17px; color: var(--dark); margin-bottom: 14px; }
.related-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.related-list a {
  background: #fafafc; border: 1px solid var(--border); border-radius: 10px; padding: 11px 16px;
  font-size: 13.5px; color: #565a66; display: flex; align-items: center; gap: 8px;
}
.related-list a::before { content: "▸"; color: var(--primary); }
.related-list a:hover { color: var(--primary); border-color: rgba(255,77,46,.4); }

/* ---------- 404 ---------- */
.notfound { text-align: center; padding: 100px 20px; }
.notfound .code { font-size: 90px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.notfound p { color: var(--muted); margin: 10px 0 26px; }

/* ---------- 响应式 ---------- */
/* 平板端 (992px) */
@media (max-width: 992px) {
  .adv-grid, .case-grid, .article-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero p.sub { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-points { justify-content: center; }
  .hero h1 { font-size: 32px; }
  .hero-card { max-width: 420px; margin: 0 auto; }
  .layout-2col { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .side-card { margin-bottom: 12px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .section-head h2 { font-size: 26px; }
}
/* 小平板 (768px) */
@media (max-width: 768px) {
  .price-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .hero { padding: 48px 0 56px; }
  .hero h1 { font-size: 26px; }
  .hero p.sub { font-size: 14.5px; }
  .hero-points { gap: 16px; }
  .earning-num { font-size: 32px; }
  .section { padding: 48px 0; }
  .section-head h2 { font-size: 23px; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .stat-item .num { font-size: 22px; }
  .stat-item .label { font-size: 12px; }
  .site-header { position: relative; }
  .article-detail { padding: 28px 24px; }
  .article-detail h1 { font-size: 21px; }
  .related-list { grid-template-columns: 1fr; }
  .detail-cta { padding: 18px; }
}
/* 手机端 (480px) */
@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .nav { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: #fff; padding: 12px 16px; border-bottom: 1px solid var(--border); gap: 4px; z-index: 99; box-shadow: 0 8px 24px rgba(0,0,0,.1); }
  .nav.open { display: flex; }
  .nav a { padding: 10px 14px; font-size: 14px; }
  .nav-cta { text-align: center; margin-top: 6px; }
  .nav-toggle { display: block; background: none; border: 0; font-size: 22px; cursor: pointer; padding: 6px; }
  .site-header { position: sticky; }
  .hero { padding: 36px 0 44px; }
  .hero h1 { font-size: 23px; line-height: 1.35; }
  .hero p.sub { font-size: 14px; margin: 12px 0 20px; }
  .hero-tag { font-size: 12px; }
  .hero-btns { flex-direction: column; gap: 10px; }
  .hero-btns .btn { width: 100%; padding: 12px 0; font-size: 15px; }
  .hero-points { gap: 10px 14px; font-size: 12.5px; }
  .hero-card { padding: 18px; }
  .earning-num { font-size: 28px; }
  .section { padding: 36px 0; }
  .section-head { margin-bottom: 28px; }
  .section-head h2 { font-size: 20px; }
  .section-head .en { font-size: 11px; }
  .price-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .price-item { padding: 14px 12px 12px; }
  .price-item .p-icon { width: 36px; height: 36px; font-size: 20px; border-radius: 8px; }
  .price-item .p-name { font-size: 13px; }
  .price-item .p-price { font-size: 22px; }
  .price-item .p-price small { font-size: 13px; }
  .price-item .p-unit { font-size: 12px; }
  .price-item .p-meta { font-size: 11px; line-height: 1.7; }
  .price-item .p-price-row { padding: 8px 0; margin-bottom: 8px; }
  .price-bottom { font-size: 11px; padding: 5px 8px; }
  .hot-flag, .flag-new { font-size: 11px; padding: 3px 8px; }
  .price-item .p-flags { top: 9px; right: 9px; gap: 4px; }
  .adv-grid, .case-grid, .article-grid, .steps { grid-template-columns: 1fr; gap: 14px; }
  .adv-card { padding: 20px 18px; }
  .adv-card .a-icon { width: 44px; height: 44px; font-size: 22px; }
  .adv-card h3 { font-size: 15px; }
  .case-card { padding: 18px; }
  .case-amount .n { font-size: 18px; }
  .article-cover { height: 140px; }
  .article-body { padding: 12px 14px 14px; }
  .article-body h3 { font-size: 14px; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .stat-item { padding: 16px 8px; }
  .stat-item .num { font-size: 19px; }
  .stat-item .label { font-size: 11px; }
  .stat-item + .stat-item::before { display: none; }
  .article-detail { padding: 18px 14px; }
  .article-detail h1 { font-size: 18px; }
  .detail-meta { gap: 10px; font-size: 12px; }
  .detail-content { font-size: 14px; }
  .detail-content h2 { font-size: 17px; }
  .why-join-text { padding: 20px 16px; font-size: 14px; line-height: 1.8; }
  .why-join-text p { font-size: 14px; }
  .why-join-conclusion { font-size: 14.5px !important; padding: 12px 14px; }
  .page-header { padding: 28px 0; }
  .page-header h1 { font-size: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .site-footer { padding: 32px 0 18px; }
  .pagination a, .pagination span { min-width: 32px; height: 32px; font-size: 13px; }
}