:root{
    --bg:#F4F1F8;--deep:#E4DEEC;--paper:#FBF8FF;--sub:#EEE8F4;
    --ink:#161418;--text:#2A242C;--muted:#5A5460;--soft:#7A7480;
    --sky:#4A8AB8;--rose:#C46A8A;--green:#6A9A48;--gold:#C4A04A;--purple:#6A4A9A;
    --border:rgba(22,20,24,.12);--shadow:0 12px 28px rgba(22,20,24,.08);
    --glow:0 6px 16px rgba(106,74,154,.18)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}
body.layer-open{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.shell{width:min(960px,calc(100% - 32px));margin:0 auto}
.top-stack{position:fixed;inset:0 0 auto 0;z-index:50}
.eyebrow{height:18px;background:var(--ink);color:var(--gold);font-size:12px;line-height:18px}
.eyebrow-inner{height:18px;display:flex;align-items:center;justify-content:space-between}
.text-control{border:0;background:transparent;color:var(--gold);padding:0 2px;height:18px;line-height:18px}
.brandbar{height:54px;background:var(--paper);border-bottom:1px solid rgba(106,74,154,.28)}
.brandbar-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-link{display:inline-flex;align-items:center;min-height:44px;min-width:48px;gap:8px}
.logo-slot,.footer-logo-slot,.bag-logo-slot{min-width:34px;min-height:24px;display:flex;align-items:center}
.brand-logo,.footer-logo,.bag-logo{height:24px;width:auto;object-fit:contain;object-position:center}
.brand-fallback{font-size:16px;font-weight:800;color:var(--ink)}
.logo-slot:has(img)+.brand-fallback{display:none}
.brand-actions{display:flex;align-items:center;gap:8px}
.mini-link,.bag-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 14px;border:1px solid rgba(106,74,154,.35);background:var(--paper);color:var(--ink);font-size:14px}
.bag-button{font-weight:700}
.pinbar{height:44px;background:var(--paper);border-bottom:1px solid var(--border)}
.pinbar-inner{height:44px;display:flex;align-items:center;gap:10px}
.pin-link{min-height:44px;padding:0 10px;display:inline-flex;align-items:center;gap:7px;border-radius:10px;color:var(--text);font-size:13px}
.pin-dot{width:18px;height:18px;border:2px solid var(--sky);border-radius:50%;display:inline-block;flex:0 0 18px}
.pin-link.is-active{background:rgba(106,74,154,.10);box-shadow:var(--glow)}
.pin-link.is-active .pin-dot{background:var(--purple);border-color:var(--gold);box-shadow:var(--glow)}
.site-main{padding-top:136px;padding-bottom:36px}
h1,h2,h3,p{margin-top:0}
h1{font-size:24px;line-height:1.3;color:var(--ink);margin-bottom:14px}
h2{font-size:20px;line-height:1.35;color:var(--ink);margin-bottom:10px}
h3{font-size:16px;line-height:1.4;color:var(--ink)}
p{margin-bottom:14px}
.kicker,.section-tag{font-size:12px;letter-spacing:.06em;color:var(--purple);font-weight:800;margin-bottom:8px}
.lead{font-size:15px;color:var(--muted);max-width:760px}
.page-head{margin:28px 0 26px;padding:22px;border:1px solid var(--border);background:var(--paper);border-radius:12px;box-shadow:var(--shadow)}
.breadcrumb{display:flex;gap:8px;align-items:center;color:var(--soft);font-size:13px;margin-top:14px}
.breadcrumb a{color:var(--purple);text-decoration:underline;text-underline-offset:3px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.btn{height:42px;min-width:120px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:10px;font-size:14px;font-weight:800;transition:filter 180ms,box-shadow 180ms,transform 180ms}
.btn-primary{background:linear-gradient(135deg,var(--sky) 0%,var(--rose) 48%,var(--purple) 100%);color:var(--paper);box-shadow:var(--glow)}
.btn-secondary{background:var(--paper);color:var(--ink);border:1px solid var(--purple)}
.btn:hover,.pin-link:hover,.mobile-bottom a:hover{filter:brightness(1.06);box-shadow:0 0 0 3px rgba(196,106,138,.28),0 10px 24px rgba(74,138,184,.28)}
.btn:active,.pin-link:active,.mobile-bottom a:active{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(196,160,74,.40),0 0 22px rgba(106,74,154,.45)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--purple);outline-offset:2px}
.text-link{min-height:44px;display:inline-flex;align-items:center;color:var(--purple);font-weight:800;text-decoration:underline;text-underline-offset:4px}
.media-slot,.round-slot,.app-slot,.icon-slot,.banner-slot{background:var(--paper);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;overflow:hidden}
.media-slot{width:100%;border-radius:12px}
.media-slot img,.round-slot img,.app-slot img,.banner-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.h160{height:160px}.h168{height:168px}.h176{height:176px}
.round-slot{width:240px;height:176px;border-radius:999px;flex:0 0 240px}
.app-slot{width:240px;height:320px;border-radius:22px}
.icon-slot{width:64px;height:64px;border-radius:18px;margin:12px auto 0}
.app-icon{width:48px;height:48px;object-fit:contain}
.banner-slot{width:100%;height:200px;border-radius:12px;margin-bottom:18px}
.home-shell{display:grid;gap:22px}
.home-intro{padding:28px 0 8px}
.home-pins{display:flex;gap:10px;margin-bottom:18px}
.home-pins a{min-height:44px;display:inline-flex;align-items:center;gap:7px;background:var(--paper);border:1px solid var(--border);padding:8px 12px;border-radius:12px}
.mirror-cut{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:center;background:var(--deep);padding:22px;border-radius:12px}
.color-duo,.pin-pages{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.color-card,.paper-card{padding:18px;border-radius:12px;border:1px solid var(--border);box-shadow:var(--shadow)}
.color-card.sky{background:rgba(74,138,184,.12)}
.color-card.rose{background:rgba(196,106,138,.12)}
.color-card.gold{background:rgba(196,160,74,.13)}
.color-card.purple{background:rgba(106,74,154,.10)}
.paper-card{background:var(--paper);position:relative}
.paper-card::before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--rose);top:10px;right:12px;box-shadow:0 0 0 3px rgba(196,106,138,.16)}
.single-note{display:grid;grid-template-columns:minmax(280px,42%) 1fr;gap:20px;align-items:center;padding:18px;background:var(--paper);border-radius:12px;border:1px solid var(--border)}
.single-note.reverse{grid-template-columns:1fr minmax(280px,42%)}
.single-note.reverse>.media-slot{order:2}
.status-home{padding:18px;border:1px solid var(--border);border-radius:12px;background:var(--sub)}
.status-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
.status-list div{background:var(--paper);border-radius:10px;padding:12px}
.status-list b{display:block;color:var(--ink);margin-bottom:4px}
.status-list span{color:var(--muted);font-size:13px}
.topic-lines{padding:20px;background:var(--paper);border-radius:12px;border:1px solid var(--border)}
.topic-lines a{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--border)}
.topic-lines a:first-of-type{border-top:0}
.topic-lines b{color:var(--purple)}
.app-wrap,.wrap-pin-app{display:grid;grid-template-columns:1fr 270px;gap:28px;align-items:center;padding:22px;background:var(--deep);border-radius:12px}
.app-visual{justify-self:center}
.method-block,.home-faq,.brand-story,.plain-section{padding:22px;background:var(--paper);border:1px solid var(--border);border-radius:12px}
.home-faq details,.faq-list details{border-top:1px solid var(--border);padding:14px 0}
.home-faq details:first-of-type,.faq-list details:first-of-type{border-top:0}
summary{cursor:pointer;font-weight:800;color:var(--ink)}
.dual-color-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.dual-card{padding:18px;border-radius:12px;border:1px solid var(--border)}
.entry-ribbon{margin-top:20px;padding:20px;background:var(--deep);border-radius:12px}
.pin-cut-head{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:center}
.cut-stack{display:grid;gap:14px}
.cut-stack article{display:grid;grid-template-columns:22px 1fr;gap:14px;padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:12px}
.cut-pin{width:18px;height:18px;border-radius:50%;display:block;margin-top:5px;border:3px solid var(--paper);box-shadow:0 0 0 2px var(--sky)}
.sky-pin{background:var(--sky)}.rose-pin{background:var(--rose)}.gold-pin{background:var(--gold)}.green-pin{background:var(--green)}.purple-pin{background:var(--purple)}
.pinned-pages{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pinned-note{position:relative;padding:20px;background:var(--paper);border-radius:12px;border:1px solid var(--border)}
.paper-pin{position:absolute;right:14px;top:12px;width:12px;height:12px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(196,160,74,.16)}
.scene-head,.memo-head{display:grid;grid-template-columns:1fr 320px;gap:22px;align-items:center}
.scene-flow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.scene-flow article{padding:18px;background:var(--paper);border-radius:12px;border-left:6px solid var(--sky);box-shadow:var(--shadow)}
.scene-flow article:nth-child(2){border-left-color:var(--rose)}.scene-flow article:nth-child(3){border-left-color:var(--green)}.scene-flow article:nth-child(4){border-left-color:var(--purple)}
.phase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.phase-grid article{background:var(--paper);padding:20px;border:1px solid var(--border);border-radius:12px}
.phase-grid article>span{display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--purple);color:var(--paper);font-size:12px;font-weight:800;margin-bottom:10px}
.status-bars{display:grid;gap:14px;margin-top:18px}
.status-bar{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:18px;background:var(--paper);border-radius:12px;border:1px solid var(--border);align-items:start}
.status-bar strong{padding:8px 10px;border-radius:8px;text-align:center}
.status-bar.done strong{background:rgba(106,154,72,.16)}.status-bar.making strong{background:rgba(74,138,184,.16)}.status-bar.checking strong{background:rgba(196,160,74,.18)}.status-bar.pending strong{background:rgba(106,74,154,.14)}
.checklist-board{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.checklist-board article{padding:20px;background:var(--paper);border-radius:12px;border:1px dashed rgba(106,74,154,.35)}
.checklist-board ul{padding-left:20px}
.method-steps{display:grid;gap:16px}
.method-steps article{display:grid;grid-template-columns:64px 1fr;column-gap:18px;padding:20px;background:var(--paper);border-radius:12px;border:1px solid var(--border)}
.method-steps article>span{grid-row:1/4;font-size:22px;font-weight:900;color:var(--rose)}
.topic-directory{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.topic-directory article{padding:20px;border-radius:12px;background:var(--paper);border-top:5px solid var(--sky);box-shadow:var(--shadow)}
.topic-directory article:nth-child(2){border-top-color:var(--rose)}.topic-directory article:nth-child(3){border-top-color:var(--gold)}.topic-directory article:nth-child(4){border-top-color:var(--green)}.topic-directory article:nth-child(5){border-top-color:var(--purple)}
.centered-head{text-align:center}.centered-head .lead{margin-left:auto;margin-right:auto}
.center-card{max-width:720px;margin:0 auto;padding:24px;background:var(--paper);border-radius:12px;border:1px solid var(--border);text-align:center}
.shelf-links{display:grid;gap:10px;margin:18px 0;text-align:left}
.shelf-links a{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:14px;background:var(--sub);border-radius:10px}
.shelf-links span{color:var(--muted);font-size:13px}
.app-text h2{margin-top:20px}
.plain-columns,.help-grid,.contact-lanes{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.plain-columns article,.help-grid article,.contact-lanes article{padding:20px;background:var(--paper);border:1px solid var(--border);border-radius:12px}
.terms-stack,.brand-manifesto{display:grid;gap:16px}
.terms-stack article,.brand-manifesto article{padding:20px;background:var(--paper);border-left:5px solid var(--purple);border-radius:12px;box-shadow:var(--shadow)}
.faq-list{padding:20px;background:var(--paper);border-radius:12px;border:1px solid var(--border)}
.faq-list p{color:var(--muted);padding-top:10px}
.brand-image-note{display:grid!important;grid-template-columns:300px 1fr;gap:20px;align-items:center}
.site-footer{background:var(--ink);color:#F4F1F8;border-top:1px solid var(--gold);font-size:13px;margin-top:34px}
.footer-inner{padding:28px 0 88px}
.footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:18px}
.footer-brand strong{font-size:16px}.footer-brand span{color:#F4F1F8}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.footer-grid section{display:flex;flex-direction:column;gap:6px}
.footer-grid h2{font-size:13px;color:var(--gold);margin-bottom:4px}
.footer-grid a{color:#F4F1F8;opacity:.92}
.footer-note{margin:22px 0 8px;color:#E4DEEC}
.copyright{margin:0;color:#BEB6C8}
.overlay{position:fixed;inset:0;background:rgba(22,20,24,.46);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:opacity 180ms,visibility 180ms}
.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.bag-panel{position:fixed;left:0;right:0;bottom:0;z-index:90;max-height:220px;background:var(--paper);border-top:1px solid var(--gold);transform:translateY(102%);visibility:hidden;pointer-events:none;transition:transform 180ms,visibility 180ms;box-shadow:0 -12px 34px rgba(22,20,24,.18);overflow:auto}
.bag-panel.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}
.bag-head{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:10px 16px;background:var(--paper);border-bottom:1px solid var(--border)}
.bag-title{display:flex;align-items:center;gap:8px}
.icon-button{min-height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--purple);background:var(--paper);color:var(--ink)}
.bag-groups{width:min(960px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1.25fr 1.25fr .9fr 1.6fr;gap:16px;padding:12px 0 18px}
.bag-groups h2{font-size:13px;color:var(--purple);margin-bottom:6px}
.bag-groups a{display:grid;grid-template-columns:auto 1fr;gap:8px;padding:5px 0}
.bag-groups a span{font-size:12px;color:var(--muted)}
.search-panel{position:fixed;top:72px;left:0;right:0;z-index:95;visibility:hidden;pointer-events:none;opacity:0;transition:opacity 180ms,visibility 180ms}
.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1}
.search-card{width:min(720px,calc(100% - 32px));margin:12px auto 0;background:var(--paper);border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:var(--shadow)}
.search-head{display:flex;justify-content:space-between;gap:16px}.search-head p{margin:3px 0 0;color:var(--muted)}
.search-label{display:block;margin-top:14px;font-size:13px;color:var(--muted)}
#siteSearch{width:100%;height:44px;border:1px solid rgba(106,74,154,.35);border-radius:10px;padding:0 12px;background:#fff;color:var(--ink)}
.search-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.search-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:10px;background:var(--sub);color:var(--ink)}
.search-empty{margin:12px 0 0;color:var(--muted)}
.mobile-bottom{display:none}
@media (max-width:760px){
    .pinbar{display:none}
    .site-main{padding-top:88px;padding-bottom:70px}
    .brandbar,.brandbar-inner{height:54px}
    .mini-link,.bag-button{padding:0 10px}
    .mirror-cut,.single-note,.single-note.reverse,.app-wrap,.wrap-pin-app,.pin-cut-head,.scene-head,.memo-head,.brand-image-note{grid-template-columns:1fr}
    .single-note.reverse>.media-slot{order:0}
    .round-slot{margin:0 auto}
    .color-duo,.pin-pages,.dual-color-list,.pinned-pages,.scene-flow,.phase-grid,.checklist-board,.topic-directory,.plain-columns,.help-grid,.contact-lanes{grid-template-columns:1fr}
    .status-list{grid-template-columns:1fr}
    .topic-lines a{grid-template-columns:1fr;gap:4px}
    .status-bar{grid-template-columns:1fr;gap:10px}
    .method-steps article{grid-template-columns:44px 1fr;column-gap:10px}
    .app-slot{width:240px}
    .page-head{padding:18px}
    .bag-panel{max-height:64vh}
    .bag-groups{grid-template-columns:1fr 1fr;padding-bottom:24px}
    .bag-groups section:nth-child(4){grid-column:1/-1}
    .bag-groups a{grid-template-columns:1fr}
    .search-panel{top:0;bottom:0;background:var(--ink)}
    .search-card{width:100%;height:100%;margin:0;border-radius:0;border:0;background:var(--ink);color:var(--gold);padding:22px 16px}
    .search-head strong,.search-head p,.search-label{color:var(--gold)}
    .search-panel .icon-button{background:transparent;color:var(--gold);border-color:var(--gold)}
    #siteSearch{background:#fff;color:var(--ink)}
    .search-links a{background:rgba(251,248,255,.12);color:var(--paper);border:1px solid rgba(251,248,255,.2)}
    .search-empty{color:#E4DEEC}
    .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:70;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:var(--paper);border-top:1px solid var(--border)}
    .mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}
    .mobile-bottom a.is-active{background:var(--purple);color:var(--paper);box-shadow:var(--glow)}
    .footer-inner{padding-bottom:78px}
    .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:460px){
    .shell{width:min(100% - 32px,960px)}
    .home-intro{padding-top:20px}
    .bag-groups{grid-template-columns:1fr}
    .bag-groups section:nth-child(4){grid-column:auto}
    .brand-actions{gap:5px}
    .mini-link,.bag-button{font-size:13px}
    .app-slot{width:min(240px,100%)}
}

.text-control{position:relative}.text-control::before{content:"";position:absolute;left:-10px;right:-10px;top:-13px;bottom:-13px}