:root{
  --bg:#FFFFFF;--bg-soft:#F7FAFE;--blue-soft:#EDF5FF;--blue-mist:#E3F0FF;--gray:#F4F6F9;
  --ink:#17243A;--text:#3C495D;--muted:#6E7988;--hint:#99A2AF;--blue:#1478F2;--blue-bright:#348FFF;--blue-deep:#0765D4;--blue-dark:#094D9E;--blue-pale:#DCEBFF;--white:#FFFFFF;
  --border:rgba(20,120,242,.12);--border-neutral:rgba(20,40,70,.08);--shadow:0 14px 38px rgba(35,72,118,.08);--shadow-brand:0 16px 44px rgba(20,120,242,.14);
  --grad:linear-gradient(135deg,#43A0FF 0%,#1478F2 56%,#0964CE 100%);--max:1320px;--header:72px;--radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;line-height:1.72;overflow-x:hidden}
body.panel-open{overflow:hidden}
a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}button,input{font:inherit}button{cursor:pointer}img{max-width:100%;height:auto;display:block}
::selection{background:var(--blue-pale);color:var(--ink)}
:focus-visible{outline:3px solid rgba(20,120,242,.28);outline-offset:3px;border-radius:8px}
.skip-link{position:fixed;left:16px;top:-80px;z-index:4000;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:10px}
.site-header{position:fixed;top:0;left:0;right:0;height:var(--header);z-index:2000;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border-neutral);backdrop-filter:saturate(150%) blur(14px)}
.header-inner{height:100%;max-width:var(--max);margin:0 auto;padding:0 22px;display:flex;align-items:center}.desktop-header{gap:18px}.mobile-header{display:none}
.brand-lockup{display:inline-flex;align-items:center;flex:0 0 auto;min-height:44px}.brand-logo{width:auto;height:42px;object-fit:contain}.brand-fallback{display:inline-flex;flex-direction:column;justify-content:center;background:var(--blue);color:#fff;border-radius:9px;padding:6px 11px;line-height:1.05;letter-spacing:.01em}.brand-fallback strong{font-size:17px}.brand-fallback small{font-size:7px;letter-spacing:.12em;margin-top:4px}
.desktop-nav{display:flex;align-items:center;gap:2px;white-space:nowrap;flex:1;min-width:0}.nav-link,.utility-link{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 10px;border-radius:10px;font-size:14px;color:#435168;font-weight:650;white-space:nowrap}.nav-link:hover,.utility-link:hover{background:var(--blue-soft);color:var(--blue)}.nav-link.is-current,.utility-link.is-current{color:var(--blue)}.nav-link.is-current:after,.utility-link.is-current:after{content:"";position:absolute;width:5px;height:5px;border-radius:50%;background:var(--blue);bottom:3px;left:50%;transform:translateX(-50%)}
.header-actions{display:flex;align-items:center;gap:3px;flex:0 0 auto}.icon-button{border:0;background:transparent;color:var(--ink);width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;gap:6px}.icon-button:hover{background:var(--blue-soft);color:var(--blue)}.action-text{font-size:13px;font-weight:700}.search-toggle{width:auto;padding:0 9px}.search-icon{width:17px;height:17px;border:2px solid currentColor;border-radius:50%;display:inline-block;position:relative}.search-icon:after{content:"";width:7px;height:2px;background:currentColor;position:absolute;right:-5px;bottom:-2px;transform:rotate(45deg);border-radius:3px}.grid-icon{width:20px;height:20px;display:grid;grid-template-columns:repeat(3,4px);grid-auto-rows:4px;gap:3px;place-content:center}.grid-icon i{display:block;width:4px;height:4px;background:currentColor;border-radius:1px}
.site-main{padding-top:var(--header);min-height:70vh}.container{max-width:var(--max);margin:0 auto;padding-left:22px;padding-right:22px}.section{padding:78px 0}.section-sm{padding:48px 0}.section-soft{background:var(--bg-soft)}.section-blue{background:var(--blue-soft)}.section-mist{background:var(--blue-mist)}.section-dark{background:#091E39;color:#E9F3FF}.section-dark a{color:#fff}.section-dark .muted{color:#BFD1E8}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:34px}.section-head h2{margin:0;color:var(--ink);font-size:clamp(28px,3vw,44px);line-height:1.14;letter-spacing:-.03em}.section-dark .section-head h2{color:#fff}.section-head p{max-width:660px;margin:0;color:var(--muted)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px}.eyebrow:before{content:"";width:22px;height:2px;background:var(--blue);border-radius:2px}.section-dark .eyebrow{color:#8DC6FF}.section-dark .eyebrow:before{background:#8DC6FF}.muted{color:var(--muted)}
.page-hero{position:relative;overflow:hidden;padding:86px 0 62px;background:linear-gradient(180deg,#F8FBFF 0%,#FFFFFF 100%);border-bottom:1px solid var(--border-neutral)}.page-hero:before{content:"";position:absolute;right:-100px;top:-150px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(20,120,242,.12),rgba(20,120,242,0) 68%);pointer-events:none}.hero-kicker{color:var(--blue);font-size:12px;font-weight:850;letter-spacing:.17em}.page-hero h1{max-width:900px;margin:12px 0 18px;color:var(--ink);font-size:clamp(38px,5.6vw,72px);line-height:1.05;letter-spacing:-.045em}.page-hero p{max-width:790px;margin:0;color:var(--muted);font-size:18px}.hero-meta{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}.tag,.pill{display:inline-flex;align-items:center;min-height:32px;padding:5px 11px;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);font-size:13px;font-weight:700}.pill.gray{background:var(--gray);color:var(--muted)}
.primary-link{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;box-shadow:var(--shadow-brand)}.primary-link:hover{color:#fff;transform:translateY(-1px)}.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--blue);font-weight:800}.text-link:after{content:"→";transition:transform .18s ease}.text-link:hover:after{transform:translateX(3px)}
.content-index{background:#fff;border-bottom:1px solid var(--border-neutral)}.content-index .container{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;white-space:nowrap}.content-index .container::-webkit-scrollbar{display:none}.content-index a{position:relative;display:inline-flex;align-items:center;min-height:54px;padding:0 14px;font-size:14px;color:var(--muted);font-weight:700}.content-index a:hover{color:var(--blue)}.content-index a.is-current{color:var(--blue)}.content-index a.is-current:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--blue);margin-right:7px}
.card{background:#fff;border:1px solid var(--border-neutral);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card h3{color:var(--ink);margin:0 0 10px;font-size:20px;line-height:1.3}.card p{margin:0;color:var(--muted)}.card .text-link{margin-top:16px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.editorial-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px}.span-4{grid-column:span 4}.span-5{grid-column:span 5}.span-6{grid-column:span 6}.span-7{grid-column:span 7}.span-8{grid-column:span 8}.span-12{grid-column:1/-1}
.number-card{border-top:2px solid var(--blue);padding:22px 6px 0}.number-card .num{font-size:13px;color:var(--blue);font-weight:900;letter-spacing:.18em}.number-card h3{font-size:25px;color:var(--ink);margin:10px 0 12px}.number-card p{color:var(--muted);margin:0 0 16px}
.prose{max-width:860px;margin:0 auto}.prose h2{color:var(--ink);font-size:30px;line-height:1.2;margin:48px 0 16px}.prose h3{color:var(--ink);font-size:21px;margin:30px 0 10px}.prose p{font-size:16.5px;margin:0 0 18px}.prose ul{padding-left:1.25em}.prose li{margin:8px 0}.prose .lead{font-size:21px;color:#30415A;line-height:1.72}.callout{border-left:4px solid var(--blue);background:var(--blue-soft);padding:18px 22px;border-radius:0 14px 14px 0;margin:28px 0}.callout strong{color:var(--ink)}
.visual-fallback{position:relative;min-height:340px;border-radius:22px;background:linear-gradient(145deg,#EAF4FF,#D4E9FF 55%,#F9FCFF);overflow:hidden;border:1px solid var(--border)}.visual-fallback:before,.visual-fallback:after{content:"";position:absolute;border:1px solid rgba(20,120,242,.22);border-radius:50%}.visual-fallback:before{width:360px;height:360px;right:-80px;top:-80px}.visual-fallback:after{width:220px;height:220px;left:10%;bottom:-110px}.visual-copy{position:absolute;left:28px;bottom:28px;z-index:2;max-width:70%}.visual-copy span{display:block;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.14em}.visual-copy strong{display:block;color:var(--ink);font-size:clamp(28px,4vw,54px);line-height:1.05;margin-top:8px}.visual-dots{position:absolute;inset:0;background-image:radial-gradient(rgba(20,120,242,.15) 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(90deg,transparent,#000 40%,#000)}
/* 首页探索台 */
.explorer-hero{padding:42px 0 34px;background:linear-gradient(180deg,#F8FBFF 0%,#fff 100%)}.explorer-grid{display:grid;grid-template-columns:28fr 47fr 25fr;gap:24px;align-items:stretch}.explorer-intro{padding:34px 10px 18px 0;display:flex;flex-direction:column;justify-content:center}.explorer-intro .brand-note{color:var(--blue);font-weight:900;letter-spacing:.12em;font-size:12px}.explorer-intro h1{font-size:clamp(40px,4.8vw,72px);line-height:1.02;letter-spacing:-.055em;color:var(--ink);margin:14px 0 20px}.explorer-intro p{color:var(--muted);margin:0 0 22px}.hero-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.mini-index{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:34px}.mini-index a{padding:13px 12px;border-top:1px solid var(--border);color:var(--ink);font-size:13px;font-weight:800}.mini-index a span{display:block;color:var(--hint);font-weight:600;font-size:11px;margin-top:3px}.hero-center{min-height:590px}.hero-center img{width:100%;height:100%;object-fit:contain;border-radius:22px;background:var(--blue-soft)}.hero-center .visual-fallback{height:100%;min-height:590px}.hero-center .visual-copy{left:36px;bottom:38px}.discovery-rail{padding:14px 0;display:grid;grid-template-rows:repeat(4,1fr);gap:10px}.discovery-item{display:flex;flex-direction:column;justify-content:center;padding:18px;border-radius:15px;background:#fff;border:1px solid var(--border-neutral);box-shadow:0 8px 24px rgba(35,72,118,.05)}.discovery-item b{color:var(--ink);font-size:16px}.discovery-item p{font-size:13px;line-height:1.6;color:var(--muted);margin:7px 0 8px}
.map-board{position:relative;display:grid;grid-template-columns:1.35fr .65fr;gap:22px}.map-main{min-height:420px;padding:34px;border-radius:22px;background:linear-gradient(145deg,#F4F9FF,#E6F1FF);border:1px solid var(--border);position:relative;overflow:hidden}.map-main:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(20,120,242,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(20,120,242,.06) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}.map-main h3{position:relative;z-index:1;color:var(--ink);font-size:34px;margin:0 0 12px}.map-main p{position:relative;z-index:1;max-width:680px;color:var(--muted)}.map-points{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:10px;margin-top:40px}.map-points a{background:#fff;border:1px solid var(--border);border-radius:999px;padding:8px 12px;font-size:13px;font-weight:750;color:var(--blue-dark)}.map-side{display:grid;gap:16px}.map-side .card:nth-child(2){transform:translateX(-14px)}
.week-board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.time-column{background:#fff;border:1px solid var(--border-neutral);border-radius:18px;padding:20px}.time-column>span{display:block;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.16em}.time-column h3{color:var(--ink);font-size:22px;margin:7px 0 18px}.idea{padding:14px 0;border-top:1px solid var(--border-neutral)}.idea b{display:block;color:var(--ink);font-size:15px}.idea p{font-size:13px;color:var(--muted);margin:4px 0 0}
.journey-line{position:relative;display:grid;grid-template-columns:110px 1fr;gap:28px}.journey-line:before{content:"";position:absolute;left:54px;top:18px;bottom:18px;width:1px;background:linear-gradient(var(--blue),var(--blue-pale))}.journey-step{display:contents}.journey-node{position:relative;z-index:1;width:66px;height:66px;border-radius:50%;background:#fff;border:2px solid var(--blue);color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:900;margin:4px auto}.journey-copy{padding:0 0 34px}.journey-copy h3{margin:0 0 8px;color:var(--ink);font-size:23px}.journey-copy p{margin:0;color:var(--muted)}
.tag-wall{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start}.interest-tag{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:#fff;color:var(--ink);border-radius:999px;padding:10px 17px;font-weight:800;box-shadow:0 8px 22px rgba(35,72,118,.05)}.interest-tag:nth-child(3n){font-size:20px;padding:14px 22px}.interest-tag:nth-child(4n){background:var(--blue-soft);color:var(--blue-dark)}.interest-tag:nth-child(5n){transform:translateY(9px)}
.qa-list{display:grid;gap:1px;background:var(--border-neutral);border:1px solid var(--border-neutral);border-radius:18px;overflow:hidden}.qa-item{background:#fff;padding:26px}.qa-item .q{display:flex;gap:16px;align-items:flex-start}.qa-item .q span{flex:0 0 auto;width:34px;height:34px;border-radius:10px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900}.qa-item h3{margin:2px 0 10px;color:var(--ink);font-size:20px}.qa-item p{margin:0;color:var(--muted)}
.story-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:34px}.story-main{padding:34px;background:linear-gradient(180deg,#fff,#F8FBFF);border:1px solid var(--border-neutral);border-radius:20px}.story-main h2{font-size:36px;color:var(--ink);line-height:1.22;margin:0 0 18px}.story-main p{font-size:17px}.story-side{display:grid;gap:14px}.story-brief{padding:18px 0;border-bottom:1px solid var(--border-neutral)}.story-brief b{display:block;color:var(--ink);font-size:18px}.story-brief p{margin:6px 0 8px;color:var(--muted);font-size:14px}
.feature-list{counter-reset:feature;display:grid;gap:28px}.feature{display:grid;grid-template-columns:170px 1fr;gap:28px;padding:30px 0;border-top:1px solid var(--border-neutral)}.feature-no{font-size:15px;color:var(--blue);font-weight:900;letter-spacing:.14em}.feature h3{font-size:32px;color:var(--ink);margin:0 0 12px}.feature p{margin:0 0 14px;color:var(--muted)}
.folder-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.folder{position:relative;background:#fff;border:1px solid var(--border-neutral);border-radius:10px 18px 18px 18px;padding:28px;margin-top:14px;box-shadow:var(--shadow)}.folder:before{content:"";position:absolute;left:-1px;top:-14px;width:120px;height:15px;background:#fff;border:1px solid var(--border-neutral);border-bottom:0;border-radius:10px 12px 0 0}.folder .folder-label{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.12em}.folder h3{color:var(--ink);font-size:24px;margin:8px 0 10px}.folder p{margin:0;color:var(--muted)}.folder .scene{display:block;margin-top:16px;color:var(--hint);font-size:13px}.folder .text-link{margin-top:10px}
.notice-board{border:1px solid var(--border-neutral);background:#fff;border-radius:18px;overflow:hidden}.notice-row{display:grid;grid-template-columns:150px 1fr auto;gap:22px;padding:22px 24px;border-bottom:1px solid var(--border-neutral);align-items:center}.notice-row:last-child{border-bottom:0}.notice-state{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.08em}.notice-row h3{margin:0 0 5px;color:var(--ink);font-size:18px}.notice-row p{margin:0;color:var(--muted);font-size:14px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.principle{padding:24px;border-radius:16px;border:1px solid var(--border);background:linear-gradient(180deg,#fff,#F8FBFF)}.principle .num{font-size:12px;font-weight:900;color:var(--blue)}.principle h3{font-size:20px;color:var(--ink);margin:8px 0 10px}.principle p{margin:0;color:var(--muted);font-size:14px}
.app-showcase{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}.phone-frame{min-height:520px;border-radius:40px;background:linear-gradient(160deg,#1478F2,#0B5DC2);padding:16px;box-shadow:var(--shadow-brand);max-width:360px;margin:auto}.phone-screen{height:100%;min-height:488px;border-radius:29px;background:#F8FBFF;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:22px}.phone-screen img{width:100%;height:100%;object-fit:contain}.phone-fallback{text-align:center}.phone-fallback .app-icon{width:84px;height:84px;border-radius:22px;background:var(--blue);color:#fff;display:grid;place-items:center;margin:0 auto 18px;font-weight:900;font-size:28px}.phone-fallback strong{display:block;color:var(--ink);font-size:28px}.phone-fallback span{color:var(--muted);font-size:13px}.app-features{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:28px 0}.app-feature{padding:16px;border-radius:14px;background:var(--blue-soft)}.app-feature b{display:block;color:var(--ink)}.app-feature span{font-size:13px;color:var(--muted)}
.risk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.risk-item{padding:20px;border-radius:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10)}.risk-item b{display:block;color:#fff}.risk-item p{color:#C6D8EC;margin:7px 0 0;font-size:14px}.privacy-box{border:2px solid var(--blue-pale);border-radius:20px;padding:28px;background:#fff}.privacy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.privacy-chip{padding:14px;border-radius:12px;background:var(--blue-soft)}.privacy-chip b{display:block;color:var(--ink)}.privacy-chip span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.brand-manifesto{padding:70px 0;background:linear-gradient(130deg,#0A67D8,#1478F2 56%,#56A8FF);color:#fff;position:relative;overflow:hidden}.brand-manifesto:before{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-120px;top:-170px}.brand-manifesto h2{font-size:clamp(34px,5vw,64px);line-height:1.06;letter-spacing:-.04em;max-width:900px;margin:0 0 22px}.brand-manifesto p{max-width:920px;font-size:17px;color:#E9F3FF}.brand-values{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px}.brand-values span{border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:7px 12px;font-size:13px}
/* 内页专用 */
.horizontal-topic-index{display:flex;gap:8px;overflow:auto;padding:8px 0 6px;scrollbar-width:none}.horizontal-topic-index::-webkit-scrollbar{display:none}.horizontal-topic-index a{flex:0 0 auto;padding:9px 13px;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);font-size:13px;font-weight:750}
.city-magazine{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}.city-lead{padding:30px;border-radius:20px;background:var(--blue-soft);min-height:420px;display:flex;flex-direction:column;justify-content:flex-end}.city-lead h2{font-size:40px;line-height:1.1;color:var(--ink);margin:0 0 14px}.city-lead p{max-width:700px;margin:0;color:var(--muted)}.city-notes{display:grid;gap:18px}.city-note{padding:20px 0;border-top:1px solid var(--border-neutral)}.city-note h3{margin:0 0 8px;color:var(--ink)}.city-note p{margin:0;color:var(--muted)}
.day-plan{display:grid;grid-template-columns:150px 1fr;gap:30px}.day-label{font-size:13px;font-weight:900;color:var(--blue);letter-spacing:.15em;padding-top:5px}.day-items{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:34px}.day-card{border-top:1px solid var(--border-neutral);padding-top:18px}.day-card h3{color:var(--ink);margin:0 0 8px}.day-card p{margin:0;color:var(--muted)}
.longform-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:54px}.article-nav{position:sticky;top:100px;align-self:start;border-left:1px solid var(--border-neutral);padding-left:18px}.article-nav a{display:block;padding:7px 0;color:var(--muted);font-size:14px}.article-nav a:hover{color:var(--blue)}
.timeline{position:relative;margin-top:10px}.timeline:before{content:"";position:absolute;left:36px;top:0;bottom:0;width:1px;background:var(--border)}.timeline-item{display:grid;grid-template-columns:74px 1fr;gap:24px;padding-bottom:34px}.timeline-marker{position:relative;width:74px;color:var(--blue);font-size:12px;font-weight:900;background:#fff;padding-top:2px}.timeline-marker:before{content:"";position:absolute;left:31px;top:4px;width:10px;height:10px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 6px var(--blue-soft)}.timeline-copy h2{font-size:26px;color:var(--ink);margin:0 0 9px}.timeline-copy p{margin:0;color:var(--muted)}
.topic-map{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.topic-cell{min-height:150px;padding:18px;border:1px solid var(--border-neutral);border-radius:16px;background:#fff}.topic-cell:nth-child(3n){background:var(--blue-soft)}.topic-cell h2{font-size:20px;margin:0 0 8px;color:var(--ink)}.topic-cell p{margin:0;color:var(--muted);font-size:13px}.topic-cell a{display:inline-block;margin-top:12px;color:var(--blue);font-weight:750;font-size:13px}
.exchange-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--border-neutral);border:1px solid var(--border-neutral);border-radius:18px;overflow:hidden}.exchange-entry{background:#fff;padding:26px}.exchange-entry .label{color:var(--blue);font-size:11px;font-weight:900}.exchange-entry h2{font-size:22px;color:var(--ink);margin:8px 0 10px}.exchange-entry p{margin:0;color:var(--muted)}.exchange-entry .related{margin-top:14px;font-size:13px;color:var(--hint)}
.magazine-story{max-width:940px;margin:auto}.magazine-story .story-title{font-size:clamp(38px,6vw,74px);line-height:1.02;color:var(--ink);letter-spacing:-.05em;margin:0 0 24px}.magazine-story .story-deck{font-size:20px;color:var(--muted);max-width:760px}.story-body{columns:2;column-gap:42px;margin-top:40px}.story-body p{break-inside:avoid;margin:0 0 18px}.short-stories{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.short-story{padding-top:18px;border-top:2px solid var(--blue)}.short-story h3{font-size:18px;color:var(--ink);margin:0 0 10px}.short-story p{font-size:14px;color:var(--muted);margin:0}
.inspiration-wall{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.inspire{padding:22px;border-radius:16px;background:#fff;border:1px solid var(--border-neutral);min-height:190px}.inspire:nth-child(1),.inspire:nth-child(6){grid-column:span 7}.inspire:nth-child(2),.inspire:nth-child(5){grid-column:span 5}.inspire:nth-child(3),.inspire:nth-child(4),.inspire:nth-child(7),.inspire:nth-child(8){grid-column:span 6}.inspire .code{font-size:11px;color:var(--blue);font-weight:900;letter-spacing:.12em}.inspire h2{color:var(--ink);font-size:24px;margin:10px 0}.inspire p{margin:0;color:var(--muted)}
.spotlight-cover{padding:86px 0;background:linear-gradient(135deg,#0B64CB,#1478F2 58%,#5FAEFF);color:#fff}.spotlight-cover h1{font-size:clamp(44px,7vw,86px);line-height:.98;letter-spacing:-.055em;margin:14px 0 20px;max-width:980px}.spotlight-cover p{max-width:780px;color:#E8F3FF;font-size:18px}.chapter-list{counter-reset:chap}.chapter{display:grid;grid-template-columns:130px 1fr;gap:28px;padding:34px 0;border-bottom:1px solid var(--border-neutral)}.chapter-no{color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.13em}.chapter h2{color:var(--ink);font-size:32px;margin:0 0 10px}.chapter p{margin:0 0 12px;color:var(--muted)}.chapter-index{display:flex;gap:8px;flex-wrap:wrap}.chapter-index span{font-size:12px;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);padding:5px 9px}
.handbook-index{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.guide-entry{padding:24px;border:1px solid var(--border-neutral);border-radius:15px;background:#fff}.guide-entry .guide-kicker{color:var(--blue);font-size:11px;font-weight:900}.guide-entry h2{font-size:22px;color:var(--ink);margin:7px 0 10px}.guide-entry p{margin:0;color:var(--muted)}
.rule-chapters{display:grid;grid-template-columns:260px 1fr;gap:40px}.rule-side{position:sticky;top:102px;align-self:start;background:var(--blue-soft);border-radius:16px;padding:18px}.rule-side a{display:block;padding:8px 10px;border-radius:8px;font-size:14px;color:var(--muted)}.rule-side a:hover{background:#fff;color:var(--blue)}.rule-body section{padding:0 0 34px;margin-bottom:34px;border-bottom:1px solid var(--border-neutral)}.rule-body h2{font-size:29px;color:var(--ink);margin:0 0 12px}.rule-body p{margin:0 0 14px}.rule-body ul{padding-left:1.2em}
.help-categories{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.help-cat{padding:22px;border:1px solid var(--border-neutral);border-radius:16px;background:#fff}.help-cat h2{font-size:19px;color:var(--ink);margin:0 0 8px}.help-cat p{margin:0;color:var(--muted);font-size:14px}.help-cat a{display:inline-block;margin-top:12px;color:var(--blue);font-weight:800;font-size:13px}
details.faq-item{border-bottom:1px solid var(--border-neutral);padding:0}details.faq-item summary{list-style:none;cursor:pointer;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--ink);font-weight:800;font-size:18px}details.faq-item summary::-webkit-details-marker{display:none}details.faq-item summary:after{content:"+";color:var(--blue);font-size:24px;font-weight:500}details.faq-item[open] summary:after{content:"−"}details.faq-item p{margin:0 0 24px;color:var(--muted);max-width:900px}
.feedback-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:flow}.flow-step{counter-increment:flow;padding:22px;border:1px solid var(--border-neutral);border-radius:16px;background:#fff}.flow-step:before{content:"0" counter(flow);display:block;color:var(--blue);font-size:12px;font-weight:900}.flow-step h3{color:var(--ink);margin:8px 0}.flow-step p{margin:0;color:var(--muted);font-size:14px}
.contact-lanes{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.contact-lane{padding:22px;border-left:3px solid var(--blue);background:var(--bg-soft);border-radius:0 14px 14px 0}.contact-lane h2{font-size:20px;color:var(--ink);margin:0 0 8px}.contact-lane p{margin:0;color:var(--muted)}
.about-values{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.about-value{padding:20px;border-radius:16px;background:var(--blue-soft)}.about-value h3{margin:0 0 8px;color:var(--ink)}.about-value p{font-size:14px;margin:0;color:var(--muted)}
/* 弹层 */
.site-overlay{position:fixed;inset:var(--header) 0 0;background:rgba(9,30,57,.34);z-index:2100;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.site-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.explore-panel,.search-panel{position:fixed;left:0;right:0;top:var(--header);z-index:2200;background:#fff;box-shadow:0 24px 60px rgba(9,30,57,.18);max-height:85vh;overflow:auto;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-12px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease}.explore-panel.is-open,.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.panel-shell,.search-shell{max-width:var(--max);margin:0 auto;padding:24px 22px 34px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--border-neutral);padding-bottom:18px}.panel-title{font-size:20px;color:var(--ink)}.panel-close{min-height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--border-neutral);background:#fff;color:var(--ink);font-weight:800}.panel-close:hover{background:var(--blue-soft);color:var(--blue)}.explore-groups{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;padding-top:24px}.explore-group h2{font-size:13px;color:var(--blue);margin:0 0 11px;letter-spacing:.08em}.explore-group a{display:block;padding:10px;border-radius:10px;margin-bottom:4px}.explore-group a:hover{background:var(--blue-soft)}.explore-group strong{display:block;color:var(--ink);font-size:14px}.explore-group span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:3px}.search-shell{max-width:920px}.search-head .eyebrow{margin:0 0 4px}.search-box{display:flex;align-items:center;gap:12px;margin-top:24px;padding:0 18px;border:2px solid var(--blue-pale);border-radius:14px;background:#fff;min-height:58px;color:var(--blue)}.search-box input{border:0;outline:0;flex:1;min-width:0;font-size:16px;color:var(--ink);background:transparent}.search-suggestions{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 22px}.search-suggestions button{border:0;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);padding:7px 11px;font-size:13px}.search-index{display:grid;grid-template-columns:1fr 1fr;gap:10px}.search-index a{padding:14px 16px;border-radius:12px;border:1px solid var(--border-neutral)}.search-index a:hover{background:var(--blue-soft);border-color:var(--border)}.search-index strong{display:block;color:var(--ink)}.search-index span{display:block;color:var(--muted);font-size:13px}.search-empty{padding:20px;background:var(--gray);border-radius:12px;color:var(--muted)}
/* 页脚 */
.site-footer{background:#091E39;color:#E9F3FF;padding:58px 0 88px}.footer-inner{max-width:var(--max);margin:0 auto;padding:0 22px}.footer-brand{display:grid;grid-template-columns:260px 1fr;gap:36px;align-items:start;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-logo .brand-fallback{background:#fff;color:var(--blue-dark)}.footer-brand p{margin:0;color:#BDD0E7;max-width:790px}.footer-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding:34px 0}.footer-columns h2{font-size:13px;color:#8FC7FF;margin:0 0 12px;letter-spacing:.08em}.footer-columns a{display:block;color:#E9F3FF;padding:5px 0;font-size:14px}.footer-columns a:hover{color:#8FC7FF}.footer-note{padding:18px;border-radius:12px;background:rgba(255,255,255,.06);color:#BDD0E7;font-size:13px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-top:24px;color:#8FA8C2;font-size:12px}.footer-bottom a{color:#BFD2E7;margin-left:16px}.mobile-bottom-nav{display:none}
@media (max-width:1180px){.desktop-nav .nav-link{padding:0 7px;font-size:13px}.utility-link{display:none}.explorer-grid{grid-template-columns:34fr 66fr}.discovery-rail{grid-column:1/-1;grid-template-columns:repeat(4,1fr);grid-template-rows:auto}.explore-groups{grid-template-columns:repeat(3,1fr)}.topic-map{grid-template-columns:repeat(3,1fr)}.short-stories{grid-template-columns:repeat(3,1fr)}.help-categories{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){:root{--header:64px}.desktop-header{display:none}.mobile-header{display:flex;justify-content:space-between;padding:0 15px}.mobile-brand{position:absolute;left:50%;transform:translateX(-50%);max-width:58%;display:flex;align-items:center;justify-content:center;min-height:44px}.mobile-brand .brand-logo{max-width:176px;width:100%;height:40px;object-fit:contain}.mobile-brand-text{display:inline-block;background:var(--blue);color:#fff;padding:7px 12px;border-radius:8px;font-weight:900;white-space:nowrap}.search-toggle{width:44px;padding:0}.site-main{padding-top:var(--header)}.container{padding-left:15px;padding-right:15px}.section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:10px}.grid-3,.grid-4{grid-template-columns:1fr 1fr}.explorer-hero{padding:28px 0 18px}.explorer-grid{display:flex;flex-direction:column}.explorer-intro{padding:10px 0}.explorer-intro h1{font-size:44px;max-width:680px}.hero-center{min-height:unset}.hero-center .visual-fallback{min-height:410px}.hero-center img{min-height:0}.discovery-rail{grid-template-columns:1fr 1fr}.editorial-grid{grid-template-columns:1fr}.editorial-grid>[class*="span-"]{grid-column:1/-1}.map-board{grid-template-columns:1fr}.map-side{grid-template-columns:1fr 1fr}.map-side .card:nth-child(2){transform:none}.week-board{grid-template-columns:1fr 1fr}.feature{grid-template-columns:120px 1fr}.folder-grid{grid-template-columns:1fr}.principles{grid-template-columns:1fr 1fr}.app-showcase{grid-template-columns:1fr}.risk-grid,.privacy-grid{grid-template-columns:1fr 1fr}.city-magazine,.story-layout{grid-template-columns:1fr}.longform-layout{grid-template-columns:1fr}.article-nav{position:static;border-left:0;border-top:1px solid var(--border-neutral);padding:14px 0 0;display:flex;flex-wrap:wrap;gap:8px}.article-nav a{padding:6px 9px;background:var(--blue-soft);border-radius:999px}.topic-map{grid-template-columns:1fr 1fr}.short-stories{grid-template-columns:1fr 1fr}.inspiration-wall{grid-template-columns:1fr}.inspire{grid-column:1/-1!important}.rule-chapters{grid-template-columns:1fr}.rule-side{position:static;display:flex;overflow:auto;gap:3px;white-space:nowrap}.rule-side a{flex:0 0 auto}.about-values{grid-template-columns:1fr 1fr}.feedback-flow{grid-template-columns:1fr 1fr}.explore-panel,.search-panel{top:0;bottom:0;max-height:none;height:100dvh;transform:translateY(-12px)}.site-overlay{inset:0}.panel-shell,.search-shell{padding:15px 15px 100px}.explore-groups{grid-template-columns:1fr 1fr}.panel-head{position:sticky;top:0;background:#fff;z-index:2;padding-top:6px}.search-index{grid-template-columns:1fr}.site-footer{padding-bottom:116px}.footer-brand{grid-template-columns:1fr}.footer-columns{grid-template-columns:1fr 1fr}.footer-bottom{align-items:flex-start;flex-direction:column}.footer-bottom a{margin:0 12px 0 0}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:2050;display:grid;grid-template-columns:repeat(5,1fr);min-height:64px;padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.98);border-top:1px solid var(--border-neutral);box-shadow:0 -8px 24px rgba(35,72,118,.06)}.mobile-bottom-nav a{min-height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:10px}.mobile-bottom-nav a.is-current{color:var(--blue)}.mobile-bottom-nav b{font-weight:750}.mini-home{width:15px;height:13px;border:2px solid currentColor;border-top:0;border-radius:2px;position:relative}.mini-home:before{content:"";position:absolute;width:10px;height:10px;border-left:2px solid currentColor;border-top:2px solid currentColor;transform:rotate(45deg);left:0;top:-6px}.mini-pin{width:14px;height:14px;border:2px solid currentColor;border-radius:50% 50% 50% 0;transform:rotate(-45deg)}.mini-star{font-size:20px;line-height:16px}.mini-book{width:16px;height:14px;border:2px solid currentColor;border-radius:2px;position:relative}.mini-book:after{content:"";position:absolute;left:6px;top:0;bottom:0;border-left:1px solid currentColor}.mini-user{width:16px;height:16px;border:2px solid currentColor;border-radius:50%;position:relative}.mini-user:after{content:"";position:absolute;left:-4px;right:-4px;bottom:-8px;height:8px;border:2px solid currentColor;border-bottom:0;border-radius:10px 10px 0 0}.explore-panel.is-open{bottom:calc(64px + env(safe-area-inset-bottom));height:auto}.mobile-bottom-nav{pointer-events:auto}}
@media (max-width:640px){.page-hero{padding:58px 0 44px}.page-hero h1{font-size:42px}.page-hero p{font-size:16px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.explorer-intro h1{font-size:40px}.mini-index{grid-template-columns:1fr 1fr}.hero-center .visual-fallback{min-height:320px}.visual-copy{max-width:82%;left:20px;bottom:20px}.discovery-rail{grid-template-columns:1fr}.map-side{grid-template-columns:1fr}.week-board{grid-template-columns:1fr}.journey-line{grid-template-columns:74px 1fr;gap:14px}.journey-line:before{left:36px}.journey-node{width:52px;height:52px}.feature{grid-template-columns:1fr;gap:8px}.feature h3{font-size:27px}.principles{grid-template-columns:1fr}.risk-grid,.privacy-grid{grid-template-columns:1fr}.app-features{grid-template-columns:1fr}.notice-row{grid-template-columns:1fr;gap:8px}.notice-row>.text-link{justify-self:start}.city-lead{min-height:340px}.city-lead h2{font-size:32px}.day-plan{grid-template-columns:1fr;gap:9px}.day-items{grid-template-columns:1fr;margin-bottom:28px}.topic-map{grid-template-columns:1fr}.exchange-grid{grid-template-columns:1fr}.story-body{columns:1}.short-stories{grid-template-columns:1fr}.chapter{grid-template-columns:1fr;gap:8px}.chapter h2{font-size:27px}.handbook-index{grid-template-columns:1fr}.help-categories{grid-template-columns:1fr}.feedback-flow{grid-template-columns:1fr}.contact-lanes{grid-template-columns:1fr}.about-values{grid-template-columns:1fr}.explore-groups{grid-template-columns:1fr}.footer-columns{grid-template-columns:1fr 1fr}.footer-brand{gap:18px}.footer-note{font-size:12px}.section-head h2{font-size:30px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}