:root { --ink:#17201e; --muted:#63706b; --line:#d9ded9; --paper:#f7f8f5; --accent:#0b7463; --accent-dark:#075548; --warm:#f1e8d8; --white:#fff; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; color:var(--ink); background:var(--paper); font-family:"Microsoft YaHei", "PingFang SC", Arial, sans-serif; }
a { color:inherit; text-decoration:none; }
button { font:inherit; cursor:pointer; }
.site-header { height:72px; padding:0 max(24px, calc((100vw - 1180px) / 2)); background:rgba(247,248,245,.92); border-bottom:1px solid var(--line); display:flex; align-items:center; gap:42px; position:sticky; top:0; z-index:10; backdrop-filter:blur(12px); }
.brand { display:inline-flex; align-items:center; gap:10px; font-size:20px; font-weight:700; letter-spacing:1px; }
.brand-mark { width:31px; height:31px; display:grid; place-items:center; color:#fff; background:var(--accent); font:700 17px Georgia,serif; }
.desktop-nav { display:flex; gap:30px; color:#4d5a54; font-size:14px; }
.desktop-nav a:hover, .footer-links a:hover { color:var(--accent); }
.my-content-button { margin-left:auto; color:var(--accent); border:1px solid var(--accent); background:transparent; min-height:38px; padding:0 15px; font-size:13px; }
.section-shell { width:min(1180px, calc(100% - 48px)); margin:0 auto; }
.hero { min-height:550px; display:grid; grid-template-columns:minmax(0, 1fr) minmax(360px, .86fr); background:#e9eee8; }
.hero-copy { width:min(585px, 100%); padding:90px 45px max(64px, 8vw) max(24px, calc((100vw - 1180px) / 2)); align-self:center; }
.eyebrow { color:var(--accent); font-size:12px; letter-spacing:2px; font-weight:700; margin:0 0 15px; }
h1,h2,h3,p { margin-top:0; }
h1 { font:700 clamp(38px, 4.1vw, 60px)/1.23 Georgia,"Microsoft YaHei",serif; letter-spacing:0; margin-bottom:24px; }
h2 { font:700 clamp(27px, 3vw, 40px)/1.25 Georgia,"Microsoft YaHei",serif; margin-bottom:0; }
.hero-text { max-width:500px; color:#52615a; font-size:16px; line-height:1.9; margin-bottom:30px; }
.primary-button { min-height:48px; padding:0 21px; border:1px solid var(--accent); display:inline-flex; align-items:center; justify-content:center; gap:14px; background:var(--accent); color:#fff; font-weight:700; font-size:14px; transition:.2s ease; }
.primary-button:hover { background:var(--accent-dark); border-color:var(--accent-dark); transform:translateY(-1px); }
.hero-notes { display:flex; flex-wrap:wrap; gap:20px; margin-top:40px; color:#63706b; font-size:12px; }
.hero-notes span { display:flex; align-items:center; gap:7px; }.hero-notes span::before { content:""; width:5px; height:5px; background:var(--accent); border-radius:50%; }
.hero-photo { min-height:380px; background:linear-gradient(90deg, rgba(12,50,42,.1),rgba(12,50,42,.02)), url("https://images.unsplash.com/photo-1499750310107-5fef28a66643?auto=format&fit=crop&w=1200&q=85") center/cover; }
.catalog { padding:90px 0 100px; }.section-heading { display:flex; align-items:end; justify-content:space-between; gap:30px; margin-bottom:35px; }.section-heading .eyebrow { margin-bottom:12px; }
.category-tabs { display:flex; gap:10px; flex-wrap:wrap; }.tab { border:1px solid var(--line); background:transparent; padding:9px 14px; color:#52615a; font-size:13px; }.tab.active,.tab:hover { color:#fff; background:var(--ink); border-color:var(--ink); }
.content-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }.content-card { min-width:0; background:#fff; border:1px solid #e4e8e3; transition:transform .2s, box-shadow .2s; }.content-card:hover { transform:translateY(-4px); box-shadow:0 14px 32px rgba(23,32,30,.1); }.card-image { width:100%; height:190px; display:block; object-fit:cover; }.card-copy { padding:20px; }.card-meta { color:var(--accent); font-size:12px; display:flex; justify-content:space-between; margin-bottom:13px; }.card-copy h3 { font-size:19px; line-height:1.48; margin-bottom:10px; }.card-copy p { color:var(--muted); font-size:13px; line-height:1.7; margin-bottom:18px; }.card-bottom { border-top:1px solid #edf0ec; padding-top:15px; display:flex; align-items:center; justify-content:space-between; }.price { color:var(--accent); font:700 20px Georgia,serif; }.price small { font:12px "Microsoft YaHei",sans-serif; }.read-link { border:0; padding:0; background:none; color:var(--ink); font-size:13px; font-weight:700; }
.service-strip { background:var(--ink); color:#fff; padding:75px 0; }.service-strip .eyebrow { color:#8fd0b8; }.service-grid { display:grid; grid-template-columns:.75fr 1.25fr; gap:90px; align-items:start; }.service-points { display:grid; grid-template-columns:repeat(3,1fr); gap:25px; }.service-points article { border-top:1px solid #53635d; padding-top:17px; }.service-points span { color:#8fd0b8; font:18px Georgia,serif; }.service-points h3 { margin:15px 0 8px; font-size:17px; }.service-points p { color:#b8c5bf; font-size:13px; line-height:1.7; margin:0; }
.trust-panel { margin-top:92px; margin-bottom:92px; border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:43px 0; display:grid; grid-template-columns:1fr 1fr auto; align-items:end; gap:35px; }.trust-panel .eyebrow { margin-bottom:10px; }.trust-panel h2 { font-size:27px; }.trust-panel p { margin:0; color:var(--muted); font-size:13px; line-height:1.8; }.trust-panel a { color:var(--accent); font-size:13px; font-weight:700; white-space:nowrap; }
.site-footer { background:#edf0ec; padding:46px max(24px, calc((100vw - 1180px) / 2)) 28px; }.footer-main { display:flex; justify-content:space-between; gap:30px; }.footer-main p,.copyright { color:var(--muted); font-size:12px; margin:15px 0 0; }.footer-links { display:flex; gap:24px; align-items:center; flex-wrap:wrap; font-size:13px; }.copyright { margin-top:38px; padding-top:20px; border-top:1px solid #d5dcd5; }
.detail-view { display:none; background:#fff; min-height:calc(100vh - 72px); }.detail-view.open { display:block; }.detail-top { padding:24px 0; border-bottom:1px solid var(--line); }.back-button { border:0; background:none; padding:0; color:var(--accent); font-size:14px; }.article-layout { width:min(1040px, calc(100% - 48px)); margin:0 auto; padding:60px 0 90px; }.article-layout header { max-width:800px; margin:0 auto 38px; text-align:center; }.article-layout header h1 { font-size:clamp(34px,4vw,52px); margin:12px 0 16px; }.article-layout header p { color:var(--muted); line-height:1.8; }.article-cover { width:100%; height:420px; object-fit:cover; margin-bottom:42px; }.article-body { width:min(730px,100%); margin:0 auto; font-size:17px; color:#35413b; line-height:2.05; }.article-body p { margin-bottom:25px; }.article-body h2 { font-size:28px; margin:48px 0 20px; }.paywall { position:relative; width:min(730px,100%); min-height:285px; margin:24px auto 0; overflow:hidden; background:linear-gradient(180deg,rgba(255,255,255,.06),#fff 37%); border-bottom:1px solid var(--line); text-align:center; }.paywall-fade { position:absolute; inset:0; background:linear-gradient(180deg,rgba(255,255,255,0),rgba(255,255,255,.96) 50%,#fff 100%); }.unlock-card { position:absolute; left:50%; bottom:25px; transform:translateX(-50%); width:min(500px,calc(100% - 32px)); padding:25px; background:#f2f6f1; border:1px solid #dce6de; }.unlock-card h3 { font-size:21px; margin:0 0 9px; }.unlock-card p { margin:0 0 18px; color:var(--muted); font-size:13px; line-height:1.7; }.unlock-card .primary-button { min-width:180px; }.unlocked-note { padding:17px; background:#edf7f2; color:#1b6b50; margin:26px 0; font-size:14px; }
.modal { display:none; position:fixed; z-index:30; inset:0; align-items:center; justify-content:center; padding:20px; }.modal.open { display:flex; }.modal-backdrop { position:absolute; inset:0; background:rgba(10,18,16,.58); }.modal-card { width:min(470px,100%); max-height:calc(100vh - 40px); overflow:auto; position:relative; z-index:1; padding:35px; background:#fff; box-shadow:0 24px 80px rgba(0,0,0,.25); }.modal-card h2 { font-size:29px; margin-bottom:25px; }.close-button { position:absolute; top:15px; right:15px; }.icon-button { width:32px; height:32px; border:0; background:#f0f3ef; color:#435149; font-size:22px; }.order-summary { padding:19px; background:#f5f7f4; margin:0 0 18px; }.order-summary strong { display:block; font-size:16px; margin-bottom:12px; }.order-summary div { display:flex; justify-content:space-between; color:var(--muted); font-size:13px; }.order-summary em { color:var(--accent); font-style:normal; font:700 23px Georgia,serif; }.payment-method { display:flex; align-items:center; gap:12px; padding:18px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }.wechat-icon { width:33px; height:33px; display:grid; place-items:center; border-radius:50%; background:#09bb07; color:#fff; font-size:14px; font-weight:700; }.payment-method small { display:block; color:var(--muted); font-size:12px; margin-top:3px; }.selected-dot { width:17px; height:17px; margin-left:auto; border-radius:50%; background:var(--accent); border:4px solid #d7ece6; }.agreement { color:#748078; font-size:12px; line-height:1.7; margin:18px 0; }.agreement a { color:var(--accent); }.full-button { width:100%; }.success-card { text-align:center; }.success-symbol { width:56px; height:56px; display:grid; place-items:center; border-radius:50%; margin:0 auto 20px; background:#e0f3e8; color:#22855f; font-size:30px; }.success-card p { color:var(--muted); line-height:1.7; }.success-order { background:#f5f7f4; padding:15px; font-size:13px; line-height:1.9; text-align:left; margin:20px 0; color:#56625b; }.policy-card { width:min(700px,100%); }.policy-card h2 { margin:0 0 18px; }.policy-card h3 { margin:25px 0 10px; font-size:17px; }.policy-card p,.policy-card li { color:#536059; font-size:14px; line-height:1.85; }.policy-card ul { padding-left:20px; }
@media (max-width:800px) { .site-header { height:62px; padding:0 18px; gap:0; }.desktop-nav { display:none; }.brand { font-size:18px; }.my-content-button { min-height:34px; padding:0 10px; font-size:12px; }.section-shell { width:calc(100% - 32px); }.hero { grid-template-columns:1fr; }.hero-copy { padding:60px 20px 52px; width:100%; }.hero-photo { min-height:260px; }.section-heading { align-items:start; flex-direction:column; margin-bottom:25px; }.catalog { padding:64px 0; }.content-grid { grid-template-columns:1fr; gap:16px; }.content-card { display:grid; grid-template-columns:126px 1fr; }.card-image { height:100%; min-height:165px; }.card-copy { padding:15px; }.card-copy h3 { font-size:16px; }.card-copy p { display:none; }.service-strip { padding:55px 0; }.service-grid { grid-template-columns:1fr; gap:36px; }.service-points { grid-template-columns:1fr; gap:19px; }.trust-panel { margin:62px auto; grid-template-columns:1fr; gap:20px; align-items:start; }.footer-main { flex-direction:column; }.footer-links { gap:16px; }.article-layout { width:calc(100% - 32px); padding:35px 0 60px; }.article-cover { height:240px; margin-bottom:30px; }.article-body { font-size:16px; }.article-body h2 { font-size:25px; }.modal-card { padding:28px 20px 22px; }.hero-notes { gap:13px; margin-top:30px; } }

.brand-logo { width:34px; height:34px; object-fit:cover; border-radius:50%; border:1px solid rgba(11,116,99,.25); }
.page-main { min-height:calc(100vh - 280px); padding:72px 0 94px; }
.page-heading { max-width:690px; margin-bottom:38px; }
.page-heading h1 { font-family:"Microsoft YaHei","PingFang SC",sans-serif; font-size:42px; line-height:1.3; margin-bottom:14px; }
.page-heading > p:last-child { color:var(--muted); line-height:1.8; margin:0; }
.outline-link { color:var(--accent); font-size:14px; font-weight:700; white-space:nowrap; }
.checkout-main { min-height:calc(100vh - 280px); padding:52px 0 90px; }
.checkout-path { display:flex; align-items:center; justify-content:center; gap:13px; color:var(--accent); font-size:13px; margin-bottom:34px; }
.checkout-path i { width:52px; height:1px; background:#c9d1cb; }
.muted-step { color:#8b968f; }
.checkout-layout { display:grid; grid-template-columns:minmax(0,1fr) 310px; gap:24px; max-width:940px; margin:0 auto; }
.checkout-card,.amount-card,.payment-box { background:#fff; border:1px solid #e0e6e0; padding:34px; }
.checkout-card h1,.payment-box h1 { font-size:31px; margin-bottom:30px; }
.product-row { display:flex; gap:18px; padding:20px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.product-row img { width:112px; height:84px; object-fit:cover; }
.product-row span { color:var(--accent); font-size:12px; }
.product-row h2 { font:700 18px/1.5 "Microsoft YaHei",sans-serif; margin:5px 0; }
.product-row p { color:var(--muted); margin:0; font-size:13px; }
.rule-row { display:flex; justify-content:space-between; gap:20px; padding:17px 0; border-bottom:1px solid #edf0ec; color:var(--muted); font-size:14px; }
.rule-row strong { color:var(--ink); font-weight:500; text-align:right; }
.amount-card { align-self:start; }
.amount-card > span { color:var(--muted); font-size:13px; }
.amount-card > strong { display:block; margin:12px 0 8px; color:var(--accent); font:700 35px Georgia,serif; }
.amount-card small { display:block; color:#8b968f; font-size:12px; padding-bottom:23px; margin-bottom:23px; border-bottom:1px solid var(--line); }
.payment-page { display:flex; justify-content:center; }
.payment-box { width:min(470px,100%); }
.payment-title { color:#536059; line-height:1.7; }
.payment-price { display:block; margin:24px 0; text-align:center; color:var(--accent); font:700 46px Georgia,serif; }
.text-center { display:block; text-align:center; margin-top:20px; }
.success-box { text-align:center; }
.success-box > p:not(.eyebrow) { color:var(--muted); line-height:1.8; }
.empty-state { padding:68px 25px; text-align:center; background:#fff; border:1px dashed #cfd8d0; }
.empty-state h2 { font-size:27px; }
.empty-state p { color:var(--muted); margin:16px 0 24px; }
.policy-page { min-height:calc(100vh - 280px); padding:74px 24px; }
.policy-article { width:min(760px,100%); margin:0 auto; background:#fff; border:1px solid #e0e6e0; padding:54px; }
.policy-article h2 { margin-bottom:28px; }
.policy-article h3 { margin:32px 0 11px; font-size:18px; }
.policy-article p { color:#4e5b54; line-height:1.9; font-size:15px; }
.policy-article .primary-button { margin-top:24px; }
.policy-meta { display:flex; flex-wrap:wrap; gap:8px 20px; padding-bottom:22px; margin-bottom:24px; color:#7a867f; border-bottom:1px solid var(--line); font-size:13px; }
.policy-notice { margin:0 0 28px; padding:18px 20px; border-left:3px solid var(--accent); background:#f2f6f1; }
.policy-notice strong { display:block; margin-bottom:8px; color:var(--accent-dark); font-size:14px; }
.policy-notice p { margin:0; color:#536159; font-size:14px; }
.policy-toc { margin:0 0 30px; padding:19px 22px 19px 40px; background:#f8faf7; border:1px solid #e3e9e2; color:#506057; font-size:14px; line-height:2; }
.policy-article h3 { color:#24322b; }
.page-main { padding-top:52px; }
.content-grid { gap:18px; }
.card-image { height:168px; }
.card-copy { padding:17px 18px; }
.card-copy h3 { font-size:17px; line-height:1.55; min-height:53px; }
.card-copy p { min-height:44px; margin-bottom:14px; }
.card-delivery { display:block; min-height:18px; margin:-3px 0 14px; color:#718178; font-size:12px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.catalog-pagination { display:flex; align-items:center; justify-content:center; gap:7px; margin-top:42px; }
.catalog-pagination button { min-width:36px; height:36px; padding:0 10px; border:1px solid var(--line); background:#fff; color:#52615a; font-size:13px; }
.catalog-pagination button:hover,.catalog-pagination button.active { color:#fff; background:var(--ink); border-color:var(--ink); }
.catalog-pagination button:disabled { color:#aab3ad; background:#f4f6f3; cursor:not-allowed; }
.premium-section { margin-top:54px; padding-top:8px; border-top:1px solid var(--line); }
.premium-section h2 { color:var(--ink); font-size:25px; margin:0 0 20px; }
.my-content-button { display:inline-flex; align-items:center; justify-content:center; text-align:center; }
.category-tabs { margin-bottom:28px; }

@media (max-width:800px) {
  .page-main { padding:48px 0 60px; }
  .page-heading h1 { font-size:31px; }
  .card-image { height:100%; }
  .card-copy h3 { min-height:0; }
  .card-copy p { min-height:0; }
  .card-delivery { display:none; }
  .catalog-pagination { gap:5px; margin-top:30px; }
  .catalog-pagination button { min-width:32px; height:34px; padding:0 8px; }
  .premium-section { margin-top:40px; }
  .category-tabs { margin-bottom:22px; }
  .checkout-main { padding:34px 0 60px; }
  .checkout-path { gap:8px; font-size:12px; }
  .checkout-path i { width:20px; }
  .checkout-layout { grid-template-columns:1fr; }
  .checkout-card,.amount-card,.payment-box { padding:23px 19px; }
  .checkout-card h1,.payment-box h1 { font-size:26px; }
  .product-row { gap:12px; }
  .product-row img { width:90px; height:74px; }
  .policy-page { padding:38px 16px; }
  .policy-article { padding:30px 22px; }
  .policy-article h2 { font-size:30px; }
  .policy-meta { display:grid; gap:7px; }
  .policy-notice { padding:16px; }
  .policy-toc { padding:15px 18px 15px 35px; }
  .brand-logo { width:30px; height:30px; }
}

.auth-page { min-height:calc(100vh - 280px); display:grid; place-items:center; padding:68px 24px; }
.auth-card { width:min(470px,100%); padding:42px; background:#fff; border:1px solid #e0e6e0; }
.auth-card h1 { margin:9px 0 14px; font-size:31px; }
.auth-intro { color:var(--muted); font-size:14px; line-height:1.8; margin:0 0 28px; }
.auth-form { display:grid; gap:18px; }
.auth-form label { display:grid; gap:8px; color:#45534c; font-size:14px; font-weight:700; }
.auth-form input { height:46px; width:100%; border:1px solid #cfd8d0; padding:0 13px; color:var(--ink); outline:none; font:14px "Microsoft YaHei",sans-serif; }
.auth-form input:focus { border-color:var(--accent); box-shadow:0 0 0 3px rgba(11,116,99,.1); }
.auth-form .primary-button { margin-top:6px; }
.auth-switch,.demo-note { text-align:center; font-size:13px; }
.auth-switch { margin:24px 0 0; color:var(--muted); }
.auth-switch a { color:var(--accent); font-weight:700; }
.demo-note { margin:14px 0 0; color:#89948d; }
.account-head { display:flex; align-items:center; gap:20px; border-bottom:1px solid var(--line); padding-bottom:30px; margin-bottom:26px; }
.account-head h1 { margin:6px 0; font-size:30px; }
.account-head p:last-child { color:var(--muted); margin:0; }
.account-avatar { width:64px; height:64px; border-radius:50%; display:grid; place-items:center; background:var(--accent); color:#fff; font:700 27px Georgia,serif; }
.account-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-bottom:32px; }
.account-action { display:grid; min-height:170px; padding:24px; background:#fff; border:1px solid #e0e6e0; transition:border-color .2s,transform .2s; }
.account-action:hover { border-color:var(--accent); transform:translateY(-3px); }
.account-action span,.account-action small { color:var(--muted); font-size:13px; }
.account-action strong { align-self:center; color:var(--accent); font:700 32px Georgia,serif; }
.secondary-button { border:1px solid #acb8b0; background:transparent; color:#526057; min-height:40px; padding:0 17px; font-size:13px; }
.order-record { display:grid; grid-template-columns:104px minmax(0,1fr) auto auto; align-items:center; gap:20px; padding:18px 0; border-top:1px solid var(--line); }
.order-record:last-child { border-bottom:1px solid var(--line); }
.order-record img { width:104px; height:76px; object-fit:cover; }
.order-record p,.order-record small { color:var(--muted); font-size:12px; }
.order-record p { margin:0 0 5px; }
.order-record h2 { font-size:17px; margin:0 0 9px; }
.order-record strong { color:var(--accent); font:700 20px Georgia,serif; white-space:nowrap; }
.order-record a { color:var(--accent); font-size:13px; font-weight:700; white-space:nowrap; }

@media (max-width:800px) {
  .auth-page { padding:42px 16px; }
  .auth-card { padding:29px 22px; }
  .auth-card h1 { font-size:27px; }
  .account-head { align-items:flex-start; }
  .account-avatar { width:54px; height:54px; font-size:23px; }
  .account-grid { grid-template-columns:1fr; }
  .account-action { min-height:128px; }
  .order-record { grid-template-columns:76px minmax(0,1fr); gap:14px; }
  .order-record img { width:76px; height:70px; }
  .order-record strong,.order-record a { grid-column:2; }
}