:root{
    --bg:#E8E4DC;--deep:#D6D0C6;--paper:#F6F3ED;--soft:#EFEBE3;--ink:#2C2A26;--text:#3A372F;
    --muted:#6B675E;--assist:#8A8478;--rock:#6B675E;--dark:#3E3B36;--light:#C8C2B6;--warm:#F7F3EB;
    --moss:#6A7A58;--clay:#A65A3A;--border:rgba(62,59,54,.16);--accent-border:rgba(166,90,58,.40);
    --shadow:0 12px 28px rgba(44,42,38,.08);--max:1080px;
}
*{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","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;display:block}.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:1200;background:var(--warm);color:var(--dark);padding:10px 14px;border-radius:8px}.skip-link:focus{top:10px}.stone-line{height:22px;position:fixed;inset:0 0 auto 0;background:var(--dark);color:var(--warm);z-index:900;font-size:12px}.stone-line-inner{height:22px;display:flex;align-items:center;justify-content:space-between;gap:12px}.line-search{border:0;background:transparent;color:var(--warm);padding:0 8px;min-height:22px;cursor:pointer}.rock-header{height:56px;position:fixed;top:22px;left:0;right:0;z-index:890;background:var(--bg);border-bottom:1px solid var(--border)}.rock-header-inner{height:56px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand-link{min-width:44px;min-height:44px;display:flex;align-items:center}.brand-logo,.footer-logo{height:26px;width:auto;object-fit:contain}.brand-fallback{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.04em}.header-actions{display:flex;align-items:center;gap:8px}.menu-button,.app-link,.primary-button,.secondary-button,.close-button{min-height:44px;padding:0 16px;border-radius:9px;border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:14px;cursor:pointer}.menu-button{background:var(--soft);color:var(--dark)}.app-link,.primary-button{background:linear-gradient(135deg,#8A8478 0%,#6B675E 55%,#3E3B36 100%);color:var(--warm);border:0}.secondary-button{background:var(--warm);border-color:var(--accent-border);color:var(--dark)}.close-button{background:var(--warm);color:var(--dark)}.menu-button:hover,.secondary-button:hover,.close-button:hover{border-color:var(--clay)}.app-link:hover,.primary-button:hover{filter:brightness(.96)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(166,90,58,.35);outline-offset:2px}.rock-tags{height:38px;position:fixed;top:78px;left:0;right:0;z-index:880;background:var(--warm);border-bottom:1px solid var(--border)}.rock-tags-inner{height:38px;display:flex;align-items:center;justify-content:center;gap:8px}.rock-tags a{height:30px;display:flex;align-items:center;padding:0 16px;border-radius:7px;font-size:13px;color:var(--dark)}.rock-tags a.is-current{background:var(--dark);color:var(--warm)}.site-main{padding-top:136px;min-height:70vh}.page-hero{padding:34px 0 24px}.page-hero h1,.intro-block h1{font-size:24px;line-height:1.3;margin:0 0 14px;color:var(--ink)}h2{font-size:20px;line-height:1.35;color:var(--ink);margin:0 0 14px}h3{font-size:16px;line-height:1.4;color:var(--ink);margin:0 0 10px}p{margin:0 0 14px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}.lede{font-size:16px;color:var(--dark);max-width:760px}.muted{color:var(--muted)}.section{padding:26px 0}.surface{background:var(--paper);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow)}.soft-surface{background:var(--soft);border:1px solid var(--border);border-radius:10px}.intro-block{padding:42px 0 34px}.intro-copy{max-width:820px}.intro-copy .primary-button{margin-top:8px}.media-slot{margin:0;background:var(--soft);border:1px solid var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-168{height:168px}.media-190{height:190px}.media-220{height:220px}.media-app{height:min(340px,60vw)}.media-small{height:96px}.duo-feature{display:grid;grid-template-columns:1fr 1fr;gap:16px}.duo-card{padding:16px}.duo-card .media-slot{margin-bottom:14px}.number-strips{display:grid;gap:10px}.number-strip{display:grid;grid-template-columns:54px 1fr;gap:14px;align-items:start;padding:16px;background:var(--paper);border:1px solid var(--border);border-radius:9px}.number-strip .mark,.order-mark{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--dark);color:var(--warm);font-weight:800}.note-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}.note-panel{padding:20px}.rack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.rack-cell{min-height:140px;padding:16px;background:var(--paper);border:1px solid var(--border);border-radius:9px;position:relative}.rack-cell:before{content:"";position:absolute;left:12px;right:12px;bottom:10px;height:2px;background:var(--light)}.order-list{display:grid;gap:12px}.order-item{display:grid;grid-template-columns:52px 1fr;gap:14px;padding:15px 0;border-bottom:1px solid var(--border)}.order-item:last-child{border-bottom:0}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;position:relative}.timeline:before{content:"";position:absolute;top:22px;left:7%;right:7%;height:1px;background:var(--light)}.timeline-node{position:relative;padding-top:0}.timeline-dot{width:44px;height:44px;border-radius:50%;background:var(--dark);color:var(--warm);display:grid;place-items:center;margin-bottom:12px;position:relative;z-index:1}.timeline-node p{background:var(--paper);border:1px solid var(--border);padding:12px;border-radius:8px}.app-feature{display:grid;gap:18px}.app-copy{max-width:820px}.app-image-wrap{display:grid;grid-template-columns:minmax(0,1fr) 84px;gap:12px;align-items:end}.icon-slot{height:84px}.guide-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.guide-point{padding:16px;background:var(--paper);border:1px solid var(--border);border-radius:9px}.faq-mini{display:grid;gap:10px}.faq-mini details,.faq-list details{background:var(--paper);border:1px solid var(--border);border-radius:9px;padding:14px 16px}.faq-mini summary,.faq-list summary{cursor:pointer;font-weight:800;color:var(--ink)}.brand-story{padding:22px}.page-banner{margin-top:18px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:18px;align-items:start}.content-main{min-width:0}.side-note{padding:18px;position:sticky;top:132px}.observe-directory{display:grid;gap:12px}.observe-row{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:18px;border-top:1px solid var(--border)}.observe-row:first-child{border-top:0}.card-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.scene-card{padding:18px;min-height:220px}.scene-card:nth-child(3n){background:var(--soft)}.memo-columns{columns:2 320px;column-gap:16px}.memo-card{break-inside:avoid;margin:0 0 16px;padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:10px}.status-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.status{font-size:12px;padding:4px 9px;border-radius:999px;background:var(--deep);color:var(--dark)}.checklist{display:grid;gap:10px}.check-item{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:14px 16px;background:var(--paper);border:1px solid var(--border);border-radius:9px}.check-box{width:24px;height:24px;border:2px solid var(--moss);border-radius:5px;margin-top:3px}.method-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.method-step{padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:10px}.theme-list{display:grid;gap:12px}.theme-row{display:grid;grid-template-columns:180px 1fr auto;gap:14px;align-items:center;padding:16px;background:var(--paper);border:1px solid var(--border);border-radius:9px}.theme-row .secondary-button{align-self:center}.rack-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.rack-group{background:var(--paper);border:1px solid var(--border);border-radius:10px;overflow:hidden}.rack-group h2{padding:14px 16px;margin:0;background:var(--deep)}.rack-group article{padding:16px;border-top:1px solid var(--border)}.product-hero{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:22px;align-items:center}.product-hero .media-slot{height:320px}.feature-bands{display:grid;gap:10px}.feature-band{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:18px;border-radius:9px;background:var(--paper);border:1px solid var(--border)}.clause-list{display:grid;gap:14px}.clause{padding:18px 20px;background:var(--paper);border-left:4px solid var(--clay);border-radius:0 9px 9px 0}.help-index{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.help-box{padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:10px}.faq-list{display:grid;gap:12px}.contact-paths{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.contact-path{padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:10px}.about-manifesto{display:grid;grid-template-columns:1fr 1fr;gap:16px}.manifesto-block{padding:20px}.quote-line{font-size:20px;line-height:1.5;color:var(--dark);padding:18px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.link-list{display:flex;flex-wrap:wrap;gap:8px}.link-list a{min-height:40px;display:inline-flex;align-items:center;padding:0 12px;border-radius:8px;background:var(--warm);border:1px solid var(--accent-border)}.site-footer{background:#2A2824;color:#E8E4DC;border-top:1px solid rgba(200,194,182,.25);margin-top:42px;padding:30px 0 calc(24px + env(safe-area-inset-bottom));font-size:13px}.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:22px}.footer-brand-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}.footer-brand strong,.footer-brand span{display:block}.footer-brand span{font-size:12px;color:#C8C2B6}.site-footer h2{font-size:13px;color:#F7F3EB;margin-bottom:10px}.site-footer a{display:block;color:#E8E4DC;padding:4px 0}.site-footer a:hover{color:#F7F3EB;text-decoration:underline}.footer-bottom{border-top:1px solid rgba(200,194,182,.2);margin-top:20px;padding-top:16px;color:#C8C2B6}.overlay{position:fixed;inset:0;background:rgba(42,40,36,.48);z-index:1000;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-active{opacity:1;visibility:visible;pointer-events:auto}.rock-drawer{position:fixed;top:0;bottom:0;left:0;width:380px;max-width:88vw;background:var(--paper);z-index:1010;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.24s ease;box-shadow:var(--shadow)}.rock-drawer.is-open{transform:none;visibility:visible;pointer-events:auto}.drawer-head{height:68px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{height:26px;width:auto;object-fit:contain}.drawer-scroll{height:calc(100% - 68px);overflow:auto;padding:14px 14px 34px}.drawer-group{margin-bottom:16px}.drawer-group h2{font-size:13px;color:var(--muted);margin:0 0 6px;padding:0 8px}.drawer-group a{display:block;padding:10px 8px;border-radius:8px}.drawer-group a:hover{background:var(--soft)}.drawer-group strong,.drawer-group span{display:block}.drawer-group span{font-size:12px;color:var(--muted);margin-top:2px}.search-panel{position:fixed;top:116px;left:0;right:0;z-index:1020;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(calc(100% - 32px),780px);margin:0 auto;background:var(--paper);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.search-card label{display:block;margin-bottom:6px}.search-card input{width:100%;min-height:44px;padding:0 12px;border:1px solid var(--border);background:var(--warm);color:var(--dark);border-radius:8px}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-presets a{min-height:40px;padding:0 12px;display:flex;align-items:center;border:1px solid var(--accent-border);background:var(--warm);border-radius:8px}.mobile-bottom{display:none}
@media (max-width:800px){
    .rock-tags{display:none}.site-main{padding-top:96px;padding-bottom:66px}.stone-line-inner{width:100%;padding:0 10px}.shell{width:min(calc(100% - 32px),var(--max))}.header-actions{gap:6px}.menu-button,.app-link{padding:0 12px}.duo-feature,.note-columns,.content-grid,.product-hero,.about-manifesto{grid-template-columns:1fr}.rack-grid{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:1fr 1fr}.timeline:before{display:none}.guide-points,.help-index,.contact-paths{grid-template-columns:1fr}.observe-row{grid-template-columns:1fr;gap:6px}.card-wall{grid-template-columns:1fr}.memo-columns{columns:1}.method-flow{grid-template-columns:1fr 1fr}.theme-row{grid-template-columns:1fr}.rack-layout{grid-template-columns:1fr}.feature-band{grid-template-columns:1fr;gap:8px}.product-hero .media-slot{height:300px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:850;background:var(--warm);border-top:1px solid var(--border);min-height:48px;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{min-height:48px;display:grid;place-items:center;font-size:12px}.mobile-bottom a.is-current{background:var(--clay);color:var(--warm)}.search-panel{top:0;bottom:0;background:var(--dark);padding:18px 0;overflow:auto}.search-card{margin:0 auto;background:var(--dark);color:var(--warm);border-color:rgba(247,243,235,.22);box-shadow:none}.search-card strong,.search-card label{color:var(--warm)}.search-card .close-button{background:var(--warm)}.search-card input{background:var(--warm)}.search-presets a{background:var(--warm);color:var(--dark)}.side-note{position:static}.app-image-wrap{grid-template-columns:1fr 76px}
}
@media (max-width:520px){
    .stone-line{font-size:11px}.brand-fallback{font-size:15px}.rack-grid,.timeline,.method-flow{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.app-image-wrap{grid-template-columns:1fr}.icon-slot{width:84px}.number-strip{grid-template-columns:44px 1fr}.order-item{grid-template-columns:46px 1fr}.page-hero{padding-top:28px}.intro-block{padding-top:34px}
}

.spaced-media{margin-top:14px}.padded-box{padding:20px}.side-note-title{margin-top:14px}