:root{--bg:#F4F1F8;--deep:#E4DEEC;--paper:#FBF8FF;--soft:#EEE8F4;--ink:#161418;--text:#2A242C;--muted:#5A5460;--aux:#7A7480;--blue:#4A8AB8;--pink:#C46A8A;--green:#6A9A48;--gold:#C4A04A;--purple:#6A4A9A;--line:rgba(22,20,24,.12);--strong:rgba(106,74,154,.45);--shadow:0 12px 28px rgba(22,20,24,.08);--max:960px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.site-head{position:fixed;inset:0 0 auto 0;z-index:60}.jiu-edge{height:20px;background:var(--ink);color:var(--gold);font-size:12px}.bar-inner{max-width:var(--max);height:100%;margin:auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.text-btn,.screen-btn,.close-btn{border:0;background:none;color:inherit;min-height:44px;padding:0 10px}.jiu-edge .text-btn{min-height:20px;padding:0}.color-head{height:54px;background:var(--paper);border-bottom:1px solid var(--strong)}.brand-row{gap:14px}.brand-link{min-height:44px;display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800}.brand-image img,.footer-logo img,.panel-brand img{height:24px;width:auto;max-width:150px;object-fit:contain;object-position:center}.head-actions{display:flex;align-items:center;gap:6px}.head-app,.screen-btn{min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:10px}.head-app{border:1px solid var(--strong);background:var(--paper)}.screen-btn{border:1px solid var(--line);background:var(--soft)}.fan-nav{height:44px;background:var(--paper);border-bottom:1px solid var(--line)}.fan-inner{max-width:var(--max);height:100%;margin:auto;padding:0 16px;display:flex;align-items:center;gap:24px}.fan-item{display:flex;align-items:center;gap:7px;min-height:40px;font-size:13px}.fan-mark{width:72px;height:22px;border:1px solid var(--blue);border-radius:36px 36px 3px 3px}.fan-item.active .fan-mark{background:var(--purple);border-color:var(--purple)}.site-main{padding-top:142px;min-height:70vh}.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}.section{padding:34px 0;border-bottom:1px solid var(--line)}.section:last-child{border-bottom:0}.eyebrow{font-size:12px;color:var(--purple);letter-spacing:.08em;font-weight:700}.hero h1,.page-head h1{font-size:24px;line-height:1.3;margin:10px 0 8px;color:var(--ink)}h2{font-size:20px;line-height:1.4;color:var(--ink);margin:0 0 12px}h3{font-size:16px;line-height:1.4;color:var(--ink);margin:0 0 8px}p{margin:0 0 12px}.lead{font-size:16px;color:var(--muted);max-width:760px}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn{height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:10px;font-size:14px;font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--blue) 0%,var(--pink) 50%,var(--purple) 100%);color:var(--paper)}.btn.secondary{background:var(--paper);border:1px solid var(--purple);color:var(--ink)}.btn:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.mini-fans{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}.mini-fans a{display:inline-flex;align-items:center;gap:6px}.mini-fans i{width:34px;height:15px;border:1px solid var(--blue);border-radius:20px 20px 2px 2px;display:block}.fan-cut{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(220px,.85fr);gap:28px;align-items:center}.fan-slot,.image-slot{background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}.fan-slot{height:176px;border-radius:90px 90px 12px 12px}.fan-slot img,.image-slot img,.about-banner img,.app-visual img{width:100%;height:100%;object-fit:contain;object-position:center}.tri-narrow{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.narrow-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px;min-height:220px}.narrow-card:first-child{border-color:var(--strong)}.narrow-card .image-slot{height:120px;margin-bottom:14px}.fold-pages{display:grid;grid-template-columns:1fr 1fr;gap:0;box-shadow:var(--shadow)}.fold-page{background:var(--paper);padding:22px;border:1px solid var(--line);min-height:230px}.fold-page:first-child{border-right:2px solid var(--purple);border-radius:10px 0 0 10px}.fold-page:last-child{border-radius:0 10px 10px 0}.fold-page .image-slot{height:120px;margin-bottom:12px}.two-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.info-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px}.info-card .image-slot{height:150px;margin-bottom:14px}.phase-list{display:grid;grid-template-columns:1fr;gap:10px}.phase-item{display:grid;grid-template-columns:80px 1fr;gap:16px;padding:16px;background:var(--paper);border-radius:10px;border-left:4px solid var(--pink)}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;background:var(--paper);padding:15px 18px;border:1px solid var(--line);border-radius:10px}.status-tag{display:inline-flex;align-items:center;justify-content:center;min-height:34px;border-radius:8px;background:var(--soft);font-weight:700}.status-tag.done{background:#E8F2E1}.status-tag.work{background:#E8EFF7}.status-tag.wait{background:#F5EADB}.app-wrap{overflow:hidden}.app-copy{min-height:300px}.app-visual{float:right;width:260px;height:300px;margin:0 0 18px 28px;background:var(--paper);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;position:relative}.app-visual .app-icon{position:absolute;width:48px;height:48px;right:14px;bottom:14px}.app-visual .app-main{max-width:100%;max-height:100%}.page-head{padding:28px 0 20px}.single-column{max-width:760px}.content-block{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:22px;margin-bottom:18px}.content-block.accent-blue{border-left:5px solid var(--blue)}.content-block.accent-pink{border-left:5px solid var(--pink)}.content-block.accent-green{border-left:5px solid var(--green)}.content-block.accent-purple{border-left:5px solid var(--purple)}.content-block.accent-gold{border-left:5px solid var(--gold)}.ring-layout{display:grid;grid-template-columns:210px 1fr;gap:26px;align-items:start}.ring-layout .image-slot{width:180px;height:180px;border-radius:50%}.book-fold{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:18px}.book-fold .fold-page{min-height:300px}.memo-list{display:grid;gap:12px}.memo-item{background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:18px}.method-steps{counter-reset:m}.method-step{counter-increment:m;position:relative;padding:18px 18px 18px 58px;background:var(--paper);border-bottom:1px solid var(--line)}.method-step:before{content:counter(m);position:absolute;left:18px;top:18px;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--purple);color:var(--paper);font-weight:700}.topic-list{display:grid;gap:12px}.topic-row{background:var(--paper);padding:18px;border-left:5px solid var(--blue)}.center-cards{max-width:760px;margin:auto;display:grid;gap:16px}.center-card{text-align:center;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px}.terms{display:grid;gap:14px}.term{background:var(--paper);border-top:3px solid var(--purple);padding:20px}.faq-list{display:grid;gap:12px}.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.faq-item h2{font-size:16px;margin-bottom:8px}.about-banner{height:200px;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;border-radius:12px;margin-bottom:20px}.site-footer{background:var(--ink);color:#F4F1F8;border-top:1px solid var(--gold);font-size:13px;margin-top:38px;padding-bottom:12px}.footer-inner{max-width:var(--max);margin:auto;padding:26px 16px}.footer-brand{display:flex;gap:10px;align-items:center;margin-bottom:18px}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-groups section{display:flex;flex-direction:column;gap:7px}.footer-groups h2{color:var(--gold);font-size:13px;margin:0 0 4px}.footer-note{color:#D9D2DF;margin-top:20px}.copyright{color:#AFA6B6}.overlay{position:fixed;inset:0;background:rgba(22,20,24,.42);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.menu-panel{position:fixed;z-index:90;top:82px;left:0;width:28%;min-width:280px;max-width:420px;height:min(78vh,700px);background:var(--paper);border:1px solid var(--strong);box-shadow:var(--shadow);transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:.25s;border-radius:0 12px 12px 0}.menu-panel.open{transform:translateX(0);visibility:visible;pointer-events:auto}.panel-top{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--line)}.panel-brand{display:flex;align-items:center;gap:9px}.menu-scroll{height:calc(100% - 58px);overflow:auto;padding:12px}.menu-group{padding-bottom:10px}.menu-group h2{font-size:13px;color:var(--purple);margin:6px 8px}.menu-group a{display:flex;justify-content:space-between;gap:10px;padding:9px 8px;border-radius:8px}.menu-group a:hover{background:var(--soft)}.menu-group span{color:var(--muted);font-size:12px;text-align:right}.search-panel{position:fixed;z-index:92;top:74px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;opacity:1}.search-card{max-width:760px;margin:0 auto;background:var(--paper);border:1px solid var(--strong);box-shadow:var(--shadow);padding:18px;border-radius:0 0 12px 12px}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.search-card label{display:block;color:var(--muted);margin-bottom:8px}.search-card input{width:100%;height:44px;border:1px solid var(--strong);border-radius:8px;background:#fff;padding:0 12px;color:var(--ink)}.search-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-links a{min-height:40px;padding:8px 14px;background:var(--soft);border-radius:8px}.mobile-bottom{display:none}
@media(max-width:760px){.fan-nav{display:none}.site-main{padding-top:84px;padding-bottom:66px}.fan-cut,.ring-layout{grid-template-columns:1fr}.tri-narrow{grid-template-columns:1fr}.fold-pages,.book-fold,.two-cards{grid-template-columns:1fr}.fold-page:first-child,.fold-page:last-child{border-radius:10px;border:1px solid var(--line);margin-bottom:12px}.footer-groups{grid-template-columns:1fr 1fr}.menu-panel{top:74px;width:88%;min-width:0;max-width:none;height:min(78vh,680px);border-radius:0 12px 12px 0}.search-panel{top:0;bottom:0;background:var(--ink)}.search-card{max-width:none;height:100%;border:0;border-radius:0;background:var(--ink);color:var(--gold);padding:24px 16px}.search-card label{color:#E6D79F}.search-card input{background:#fff}.search-links a{background:#2C2830;color:#F4F1F8}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--line);z-index:70}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-bottom a.active{background:var(--purple);color:var(--paper)}.app-visual{float:none;width:100%;height:300px;margin:0 0 18px}.status-row{grid-template-columns:1fr}.phase-item{grid-template-columns:1fr}.fan-slot{height:176px}.footer-note{margin-bottom:10px}}
@media(max-width:460px){.footer-groups{grid-template-columns:1fr}.head-app,.screen-btn{padding:0 9px}.brand-row{padding:0 10px}.hero h1,.page-head h1{font-size:24px}.section{padding:28px 0}}