:root{
    --bg:#F3FBFA;
    --deep-bg:#DCEFED;
    --surface:#FFFFFF;
    --soft:#E6F4F2;
    --title:#12312E;
    --text:#1E3F3B;
    --muted:#4A6E6A;
    --quiet:#6F908C;
    --brand:#1A8A80;
    --bright:#2BB3A6;
    --deep:#0E6B63;
    --gold:#C9A24A;
    --ink:#0A3A36;
    --border:rgba(26,138,128,.18);
    --shadow:0 12px 28px rgba(10,58,54,.08);
    --glow:0 6px 16px rgba(26,138,128,.18);
    --radius:12px;
    --max:960px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit}
.skip-link{position:fixed;left:16px;top:-60px;z-index:1000;background:var(--surface);color:var(--ink);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:12px}
.top-strip{position:fixed;inset:0 0 auto 0;height:18px;background:var(--ink);color:#fff;z-index:80;font-size:12px}
.top-strip-inner,.brand-bar-inner,.quick-dots-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.top-strip-inner{height:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;line-height:18px}
.text-trigger{border:0;background:transparent;color:#fff;padding:0;min-width:44px;height:18px;cursor:pointer;text-align:right}
.brand-bar{position:fixed;top:18px;left:0;right:0;height:54px;background:rgba(243,251,250,.97);border-bottom:1px solid var(--border);z-index:79;backdrop-filter:blur(10px)}
.brand-bar-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-link{display:flex;align-items:center;min-height:44px}
.brand-logo,.footer-logo,.drawer-brand img{height:24px;width:auto;object-fit:contain;object-position:center}
.brand-fallback{font-weight:800;font-size:16px;color:var(--ink);letter-spacing:.04em}
.brand-actions{display:flex;align-items:center;gap:8px}
.header-app-link,.menu-trigger{height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 14px;font-size:14px;white-space:nowrap;transition:180ms ease;cursor:pointer}
.header-app-link{background:linear-gradient(135deg,#2BB3A6 0%,#1A8A80 52%,#0E6B63 100%);color:#fff;box-shadow:var(--glow)}
.menu-trigger{border:1px solid var(--border);background:#fff;color:var(--ink)}
.quick-dots{position:fixed;top:72px;left:0;right:0;height:44px;background:var(--soft);border-bottom:1px solid var(--border);z-index:78}
.quick-dots-inner{height:44px;display:flex;align-items:center;gap:12px}
.quick-dot-link{min-height:36px;display:inline-flex;align-items:center;gap:8px;padding:0 12px;border-radius:999px;color:var(--ink);font-size:13px;border:1px solid transparent;transition:180ms ease}
.quick-dot{width:10px;height:10px;border-radius:50%;border:2px solid var(--brand);background:transparent;flex:0 0 auto}
.quick-dot-link.is-current{background:var(--deep);color:#fff;box-shadow:var(--glow)}
.quick-dot-link.is-current .quick-dot{background:#fff;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.16)}
.site-main{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:148px 0 56px}
.breadcrumb{font-size:13px;color:var(--muted);margin:0 0 18px;display:flex;gap:7px;flex-wrap:wrap}
.breadcrumb a{color:var(--deep);font-weight:700}
h1,h2,h3{margin:0;color:var(--title);line-height:1.3}
h1{font-size:24px}
h2{font-size:20px}
h3{font-size:16px}
p{margin:0 0 14px}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:800;color:var(--deep);letter-spacing:.08em;text-transform:uppercase}
.lede{font-size:16px;color:var(--muted);max-width:760px}
.section{margin-top:28px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:14px}
.section-head p{margin:0;color:var(--muted);max-width:520px}
.action-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.primary-button,.secondary-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 17px;font-size:14px;font-weight:800;transition:180ms ease;white-space:nowrap}
.primary-button{color:#fff;background:linear-gradient(135deg,#2BB3A6 0%,#1A8A80 52%,#0E6B63 100%);box-shadow:var(--glow)}
.secondary-button{background:#fff;color:var(--deep);border:1px solid var(--border)}
.primary-button:hover,.header-app-link:hover,.quick-dot-link.is-current:hover,.mobile-bottom .is-current:hover{filter:brightness(1.05);box-shadow:0 0 0 3px rgba(43,179,166,.28),0 10px 24px rgba(14,107,99,.28)}
.primary-button:active,.header-app-link:active,.quick-dot-link.is-current:active,.mobile-bottom .is-current:active{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(43,179,166,.40),0 0 22px rgba(43,179,166,.55)}
a:focus-visible,button:focus-visible{outline:2px solid var(--bright);outline-offset:2px}
.panel,.story-card,.note-card,.topic-row,.policy-block,.faq-item,.help-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel{padding:22px}
.media-slot{background:linear-gradient(145deg,var(--soft),var(--deep-bg));border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.home-point-slot{height:176px;width:240px;max-width:100%}
.home-wide-slot{height:168px;width:100%}
.home-small-slot{height:160px;width:100%}
.app-tall-slot{height:320px;width:240px;max-width:100%}
.icon-slot{height:64px;width:64px;border-radius:16px;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center}
.icon-slot img{width:48px;height:48px;object-fit:contain}
.two-dot-index{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.two-dot-index span{display:inline-flex;align-items:center;gap:7px;color:var(--deep);font-size:13px;font-weight:800}
.two-dot-index span::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--bright);box-shadow:0 0 0 4px rgba(43,179,166,.12)}
.hero-plain{padding:22px 0 8px;border-bottom:1px solid var(--border)}
.hero-plain h1{margin-top:6px;max-width:720px}
.hero-plain .hero-line{font-size:20px;font-weight:800;color:var(--deep);margin:10px 0 8px}
.point-cut{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.point-cut-copy ul,.check-list,.plain-list{margin:14px 0 0;padding-left:20px;color:var(--muted)}
.double-news{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.story-card{padding:18px}
.story-card h3{margin:10px 0 8px}
.story-card p{color:var(--muted)}
.story-card.featured{display:grid;grid-template-rows:168px auto;gap:14px}
.story-meta{font-size:12px;color:var(--quiet);margin-top:10px}
.point-pages{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.point-page{position:relative;overflow:hidden}
.point-page::before{content:"";position:absolute;top:18px;right:18px;width:12px;height:12px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 5px rgba(201,162,74,.13)}
.status-note{display:grid;grid-template-columns:180px 1fr;gap:20px;align-items:center}
.status-pill{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 12px;border-radius:999px;background:var(--soft);color:var(--ink);font-size:13px;font-weight:800;border:1px solid var(--border)}
.note-band{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:start}
.topic-stack{display:grid;gap:12px}
.topic-row{padding:17px;display:grid;grid-template-columns:110px 1fr auto;gap:16px;align-items:center}
.topic-row .topic-tag{font-weight:800;color:var(--deep)}
.topic-row p{margin:0;color:var(--muted)}
.topic-row a{color:var(--deep);font-weight:800}
.app-wrap{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}
.app-visuals{display:grid;gap:12px;justify-items:start}
.app-copy{padding-top:4px}
.app-copy .icon-slot{float:left;margin:0 14px 8px 0}
.faq-preview{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-item{padding:16px}
.faq-item h3{margin-bottom:8px}
.brand-story{background:linear-gradient(150deg,#fff,var(--soft));padding:24px;border:1px solid var(--border);border-radius:var(--radius)}

/* xun: 双列青 */
.xun-layout{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.xun-feature{grid-column:1 / -1;display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:center;background:var(--deep);color:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.xun-feature h1,.xun-feature h2,.xun-feature p{color:#fff}
.xun-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.xun-card h2{margin-bottom:10px}
.xun-card p{color:var(--muted)}
.xun-image{height:176px}

/* suo: 点切 */
.suo-cut{display:grid;grid-template-columns:250px 1fr;gap:22px;align-items:start}
.suo-rail{position:static;background:var(--soft);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.suo-rail a{display:flex;align-items:center;gap:9px;min-height:44px;color:var(--ink);font-weight:700;border-bottom:1px solid var(--border)}
.suo-rail a:last-child{border-bottom:0}
.suo-rail a::before{content:"";width:10px;height:10px;border-radius:50%;border:2px solid var(--brand)}
.suo-flow{display:grid;gap:16px}
.suo-section{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.suo-section h2{margin-bottom:9px}
.suo-image{width:240px;height:176px;margin-bottom:16px}

/* li: 点页 */
.li-pages{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.li-page{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);min-height:220px;position:relative}
.li-page::after{content:"";position:absolute;right:18px;bottom:18px;width:11px;height:11px;border-radius:50%;background:var(--bright)}
.li-page h2{padding-right:28px;margin-bottom:10px}
.li-page p{color:var(--muted)}
.li-image{height:168px;margin-bottom:16px}

/* ri: 状态条 */
.ri-status{display:grid;gap:12px}
.status-row{display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:12px;padding:15px 18px}
.status-row strong{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border-radius:999px;background:var(--soft);color:var(--ink);font-size:13px}
.status-row p{margin:0;color:var(--muted)}
.ri-image{height:160px;margin-top:18px}

/* bi: 手记长文 */
.bi-article{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.bi-article h2{margin:28px 0 10px;padding-left:14px;border-left:4px solid var(--brand)}
.bi-article .editor-note{background:var(--soft);border:1px solid var(--border);border-radius:10px;padding:14px 16px;color:var(--ink)}
.bi-image{height:160px;margin:18px 0}

/* ce: 专题目录 */
.ce-directory{display:grid;gap:14px}
.ce-item{display:grid;grid-template-columns:90px 1fr 110px;gap:18px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.ce-item .mark{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--deep);font-weight:900;border:1px solid var(--border)}
.ce-item p{margin:0;color:var(--muted)}
.ce-item a{justify-self:end;color:var(--deep);font-weight:800}
.ce-image{height:160px;margin-bottom:18px}

/* jing */
.jing-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.jing-lead{grid-row:span 2;background:var(--ink);color:#fff;border-radius:var(--radius);padding:22px}
.jing-lead h1,.jing-lead h2,.jing-lead p{color:#fff}
.jing-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.jing-card p{color:var(--muted)}
.jing-image{height:160px;margin-top:16px}

/* wen */
.wen-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.wen-step{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.wen-step span{display:inline-flex;width:34px;height:34px;border-radius:50%;align-items:center;justify-content:center;background:var(--deep);color:#fff;font-weight:900;margin-bottom:10px}
.wen-image{height:168px;margin:16px 0}

/* app */
.app-page-wrap{display:grid;grid-template-columns:280px 1fr;gap:26px;align-items:start}
.app-page-visual{position:sticky;top:140px}
.app-page-visual .media-slot{height:320px;width:240px;margin:0 auto}
.app-page-copy{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.app-page-copy h2{margin:24px 0 10px}
.app-mini-icon{width:64px;height:64px;margin-bottom:14px}

/* policy/help/about */
.policy-stack{display:grid;gap:14px}
.policy-block{padding:20px}
.policy-block h2{margin-bottom:8px}
.policy-block p:last-child{margin-bottom:0}
.help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.help-card{padding:18px}
.help-card h2{margin-bottom:8px}
.about-banner{height:200px;width:100%;margin:14px 0 22px}
.about-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.about-principles .panel h2{margin-bottom:8px}
.contact-channels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.contact-channels .panel h2{margin-bottom:8px}

.site-footer{background:var(--ink);color:#DCEFED;border-top:1px solid rgba(43,179,166,.28);font-size:13px}
.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:30px 0 72px}
.footer-brand{display:flex;align-items:center;gap:10px;padding-bottom:18px;border-bottom:1px solid rgba(220,239,237,.14);font-weight:800}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:22px 0}
.footer-grid h2{font-size:13px;color:#fff;margin-bottom:8px}
.footer-grid a{display:block;color:#DCEFED;min-height:30px;padding:3px 0}
.footer-note{color:#DCEFED;max-width:760px}
.copyright{margin-bottom:0;color:#9EC7C2}
.ui-overlay{position:fixed;inset:0;background:rgba(10,58,54,.42);z-index:110;opacity:0;visibility:hidden;pointer-events:none;transition:180ms ease}
.ui-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.site-drawer{position:fixed;top:86px;left:16px;width:min(36vw,420px);max-height:70vh;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 55px rgba(10,58,54,.2);z-index:120;transform:translateX(calc(-100% - 24px));visibility:hidden;pointer-events:none;transition:180ms ease;overflow:auto}
.site-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}
.drawer-head{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);padding:12px 14px;display:flex;align-items:center;justify-content:space-between;z-index:2}
.drawer-brand{display:flex;align-items:center;gap:9px;min-height:44px}
.close-button{border:1px solid var(--border);background:#fff;color:var(--ink);border-radius:9px;min-height:40px;padding:0 12px;cursor:pointer}
.drawer-content{padding:10px 14px 18px}
.drawer-group{padding:10px 0;border-bottom:1px solid var(--border)}
.drawer-group:last-child{border-bottom:0}
.drawer-group h2{font-size:13px;color:var(--muted);margin:0 0 6px}
.drawer-group a{display:block;padding:8px 0}
.drawer-group a span{display:block;font-weight:800;color:var(--ink)}
.drawer-group a small{display:block;color:var(--quiet);font-size:12px;margin-top:1px}
.search-panel{position:fixed;top:72px;left:0;right:0;z-index:125;visibility:hidden;pointer-events:none;transform:translateY(-14px);opacity:0;transition:180ms ease}
.search-panel.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}
.search-card{width:min(720px,calc(100% - 32px));margin:10px auto 0;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 55px rgba(10,58,54,.22);padding:18px}
.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}
.search-head h2{margin-top:4px}
.search-presets{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.search-presets a{min-height:40px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;background:var(--soft);color:var(--ink);font-weight:800;border:1px solid var(--border)}
.ui-locked{overflow:hidden}
.mobile-bottom{display:none}

@media (max-width:760px){
    .top-strip-inner,.brand-bar-inner,.quick-dots-inner,.site-main,.footer-inner{width:calc(100% - 32px)}
    .quick-dots{display:none}
    .site-main{padding-top:96px;padding-bottom:76px}
    .brand-actions{gap:5px}
    .header-app-link,.menu-trigger{padding:0 10px}
    .header-app-link{height:44px}
    .menu-trigger{height:44px}
    .site-drawer{top:78px;left:12px;width:86%;max-height:70vh}
    .search-panel{top:0;bottom:0;background:var(--ink);display:flex;align-items:flex-start;padding-top:26px}
    .search-card{margin:0 auto;background:var(--ink);border-color:rgba(255,255,255,.18);color:#fff;box-shadow:none}
    .search-head h2,.search-head .eyebrow{color:#fff}
    .search-panel .close-button{background:transparent;color:#fff;border-color:rgba(255,255,255,.24)}
    .search-presets a{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.18)}
    .mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border);z-index:90}
    .mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--muted)}
    .mobile-bottom a.is-current{background:var(--deep);color:#fff;box-shadow:0 -6px 16px rgba(26,138,128,.18)}
    .footer-inner{padding-bottom:92px}
    .point-cut,.double-news,.point-pages,.status-note,.note-band,.app-wrap,.xun-layout,.xun-feature,.suo-cut,.li-pages,.jing-grid,.wen-steps,.app-page-wrap,.help-grid,.contact-channels{grid-template-columns:1fr}
    .xun-feature{grid-column:auto}
    .suo-rail{position:static;display:flex;gap:8px;overflow-x:auto;padding:10px}
    .suo-rail a{min-width:max-content;border-bottom:0;border-right:1px solid var(--border);padding-right:10px}
    .topic-row,.ce-item{grid-template-columns:72px 1fr}
    .topic-row a,.ce-item a{grid-column:2;justify-self:start}
    .faq-preview{grid-template-columns:1fr}
    .footer-grid,.about-principles{grid-template-columns:1fr}
    .app-page-visual{position:static}
    .app-page-visual .media-slot{margin:0}
    .home-point-slot,.app-tall-slot{width:100%}
    .section-head{align-items:flex-start;flex-direction:column}
}

@media (max-width:420px){
    h1{font-size:22px}
    h2{font-size:19px}
    .brand-fallback{font-size:15px}
    .header-app-link,.menu-trigger{font-size:13px;padding:0 9px}
    .panel,.story-card,.policy-block,.help-card{padding:17px}
}