:root{
  --bg:#E8E4DC;--bg-deep:#D6D0C6;--paper:#F6F3ED;--paper2:#EFEBE3;--ink:#2C2A26;--body:#3A372F;--muted:#6B675E;--soft:#8A8478;--rock:#6B675E;--rock-deep:#3E3B36;--rock-light:#C8C2B6;--warm:#F7F3EB;--moss:#6A7A58;--clay:#A65A3A;--line:rgba(62,59,54,.16);--accent-line:rgba(166,90,58,.40);--shadow:0 12px 28px rgba(44,42,38,.08);--radius:10px;--shell:1080px;--top:116px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);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.drawer-open,body.search-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block;object-fit:contain;object-position:center}.shell{width:min(var(--shell),calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;background:var(--warm);color:var(--rock-deep);padding:10px 14px;z-index:1000;border-radius:8px}.skip-link:focus{top:8px}.stone-line{position:fixed;z-index:120;top:0;left:0;right:0;height:22px;background:var(--rock-deep);color:var(--warm);font-size:12px}.stone-line-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:var(--warm);padding:0;min-height:22px;cursor:pointer}.rock-bar{position:fixed;z-index:118;top:22px;left:0;right:0;height:56px;background:var(--bg-deep);border-bottom:1px solid var(--line)}.rock-bar-inner{height:56px;display:flex;align-items:center;justify-content:space-between}.brand-link{display:flex;align-items:center;min-width:0;font-size:16px;font-weight:700}.brand-logo-slot{display:flex;align-items:center}.brand-logo-slot:empty{display:none}.brand-logo{height:26px;width:auto}.brand-logo-slot:not(:empty)+.brand-fallback{display:none}.rock-actions{display:flex;align-items:center;gap:8px}.rock-drawer-button,.app-mini-button,.drawer-close,.search-top button{min-height:44px;border:1px solid var(--accent-line);background:var(--warm);color:var(--rock-deep);padding:0 15px;border-radius:9px;cursor:pointer}.app-mini-button{display:inline-flex;align-items:center}.rock-tabs{position:fixed;z-index:116;top:78px;left:0;right:0;height:38px;background:var(--warm);border-bottom:1px solid var(--line)}.rock-tabs-inner{height:38px;display:flex;justify-content:center;gap:8px;align-items:center}.rock-tabs a{font-size:13px;padding:6px 18px;border-radius:8px;line-height:1}.rock-tabs a.is-current{background:var(--rock-deep);color:var(--warm)}.site-main{padding-top:calc(var(--top) + 24px);padding-bottom:32px;min-height:60vh}h1,h2,h3{color:var(--ink);margin-top:0}h1{font-size:24px;line-height:1.3;margin-bottom:12px}h2{font-size:20px;line-height:1.4;margin-bottom:12px}h3{font-size:16px;line-height:1.45;margin-bottom:8px}p{margin:0 0 12px}.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--clay);font-weight:700;margin-bottom:8px}.lead{font-size:16px;line-height:1.8;max-width:780px}.page-hero,.home-intro{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;padding:28px;margin-bottom:22px}.page-hero .hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.5fr);gap:28px;align-items:center}.image-slot{background:var(--warm);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot img{width:100%;height:100%;object-fit:contain}.slot-168{height:168px}.slot-190{height:190px}.slot-220{height:220px}.slot-app{height:min(340px,48vw);min-height:240px}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:9px;font-size:14px;font-weight:700;border:1px solid transparent}.button.primary{background:linear-gradient(135deg,#8A8478 0%,#6B675E 55%,#3E3B36 100%);color:var(--warm)}.button.secondary{background:var(--warm);border-color:var(--clay);color:var(--rock-deep)}.button:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid rgba(166,90,58,.35);outline-offset:3px}.section{margin:22px 0}.section-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:22px;box-shadow:var(--shadow)}.two-feature{display:grid;grid-template-columns:1fr 1fr;gap:16px}.feature-panel{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.feature-panel .image-slot{margin-bottom:14px}.number-strips{display:grid;gap:10px}.number-strip{display:grid;grid-template-columns:70px 1fr;gap:16px;background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--clay);border-radius:10px;padding:16px 18px}.number-strip .cn{font-size:20px;font-weight:800;color:var(--rock-deep);display:flex;align-items:center;justify-content:center}.note-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.note-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:20px}.shelf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.shelf-cell{background:var(--warm);border:1px solid var(--line);border-bottom:4px solid var(--rock-light);border-radius:10px;padding:18px;min-height:150px}.cn-sequence{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.cn-sequence article{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:16px}.cn-sequence b{display:block;color:var(--clay);font-size:18px;margin-bottom:8px}.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;padding:6px 2px 10px}.timeline article{min-width:0;background:var(--paper);border:1px solid var(--line);border-top:4px solid var(--moss);border-radius:10px;padding:16px}.status{display:inline-block;font-size:12px;background:var(--bg-deep);color:var(--rock-deep);border-radius:999px;padding:3px 9px;margin-bottom:8px}.status.done{background:#DDE3D5}.status.work{background:#E5DDD2}.status.wait{background:#E2DED6}.app-block{display:grid;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px}.app-icons{display:flex;align-items:center;gap:12px}.app-icon{width:48px;height:48px}.compact-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.compact-points article{background:var(--paper2);border:1px solid var(--line);border-radius:10px;padding:16px}.faq-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-mini article{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.catalog-list{display:grid;gap:12px}.catalog-row{display:grid;grid-template-columns:150px 1fr;gap:18px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.catalog-row strong{color:var(--rock-deep)}.card-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card-wall article{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px;min-height:210px}.memo-list{display:grid;gap:12px}.memo-item{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:10px}.checklist li{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:16px 16px 16px 46px;position:relative}.checklist li:before{content:"✓";position:absolute;left:16px;top:15px;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--moss);color:var(--warm);font-size:12px}.method-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;counter-reset:steps}.method-steps article{counter-increment:steps;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.method-steps article:before{content:counter(steps, cjk-ideographic);display:block;color:var(--clay);font-weight:800;margin-bottom:8px}.theme-list{display:grid;gap:12px}.theme-list article{display:grid;grid-template-columns:140px 1fr;gap:18px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}.policy-sections{display:grid;gap:14px}.policy-sections section{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:20px}.policy-sections h2{margin-bottom:8px}.faq-list{display:grid;gap:12px}.faq-list details{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:0 18px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--ink);padding:16px 0}.faq-list details p{padding-bottom:16px}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-grid article{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:20px}.about-columns{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.quote-box{background:var(--rock-deep);color:var(--warm);border-radius:10px;padding:22px}.quote-box h2{color:var(--warm)}.site-footer{background:#2A2824;color:#E8E4DC;border-top:1px solid var(--rock-light);padding:30px 0 88px;font-size:13px}.footer-brand-row{margin-bottom:18px}.footer-brand{display:flex;align-items:center;gap:12px}.footer-logo{height:26px;width:auto}.footer-brand strong{display:block;color:#F7F3EB}.footer-brand span{display:block;color:#C8C2B6}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{font-size:14px;color:#F7F3EB;margin-bottom:8px}.footer-grid a{display:block;color:#E8E4DC;padding:4px 0}.footer-notice{margin-top:20px;padding-top:16px;border-top:1px solid rgba(232,228,220,.16);color:#C8C2B6}.page-overlay{position:fixed;inset:0;z-index:180;background:rgba(42,40,36,.42);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.drawer-open .page-overlay,.search-open .page-overlay{opacity:1;visibility:visible;pointer-events:auto}.rock-drawer{position:fixed;z-index:220;left:0;top:0;bottom:0;width:min(380px,88vw);background:var(--warm);transform:translateX(-105%);visibility:hidden;pointer-events:none;transition:.24s ease;box-shadow:var(--shadow);display:flex;flex-direction:column}.drawer-open .rock-drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-logo{height:26px;width:auto}.drawer-scroll{overflow:auto;padding:8px 16px 24px}.drawer-scroll section{padding:12px 0;border-bottom:1px solid var(--line)}.drawer-scroll h2{font-size:13px;color:var(--soft);margin-bottom:6px}.drawer-scroll a{display:block;padding:9px 10px;border-radius:8px}.drawer-scroll a:hover{background:var(--paper2)}.drawer-scroll a strong,.drawer-scroll a span{display:block}.drawer-scroll a strong{font-size:14px;color:var(--ink)}.drawer-scroll a span{font-size:12px;color:var(--muted);line-height:1.5}.search-layer{position:fixed;z-index:210;top:78px;left:0;right:0;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s}.search-open .search-layer{visibility:visible;pointer-events:auto;opacity:1;transform:none}.search-card{width:min(720px,calc(100% - 32px));margin:12px auto;background:var(--bg);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px}.search-top{display:flex;align-items:center;justify-content:space-between;gap:14px}.search-top strong{color:var(--ink)}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.search-presets a{background:var(--warm);border:1px solid var(--line);border-radius:8px;padding:9px 13px;min-height:44px;display:inline-flex;align-items:center}.mobile-bottom{display:none}.muted{color:var(--muted)}.center{text-align:center}.top-gap{margin-top:14px}.rule-list{margin:0;padding-left:1.2em}.rule-list li{margin:7px 0}.mini-link-row{display:flex;flex-wrap:wrap;gap:8px}.mini-link-row a{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:8px 12px}.hero-banner{margin-top:18px}.hero-banner img{width:100%;height:220px;object-fit:contain;background:var(--warm);border-radius:10px;border:1px solid var(--line)}
@media (max-width:820px){.page-hero .hero-grid,.two-feature,.note-grid,.about-columns{grid-template-columns:1fr}.shelf-grid{grid-template-columns:1fr 1fr}.cn-sequence{grid-template-columns:1fr 1fr}.card-wall{grid-template-columns:1fr 1fr}.method-steps{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:repeat(2,minmax(0,1fr))}.compact-points{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.faq-mini{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}.catalog-row,.theme-list article{grid-template-columns:1fr}.slot-app{height:320px}}
@media (max-width:640px){:root{--top:78px}.shell{width:calc(100% - 32px)}.rock-tabs{display:none}.site-main{padding-top:calc(var(--top) + 18px);padding-bottom:74px}.stone-line-inner span{max-width:70%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rock-actions{gap:6px}.rock-drawer-button,.app-mini-button{padding:0 12px;min-height:44px}.page-hero,.home-intro{padding:20px}.shelf-grid,.cn-sequence,.card-wall,.method-steps,.timeline{grid-template-columns:1fr}.number-strip{grid-template-columns:46px 1fr;padding:14px}.slot-168{height:168px}.slot-190{height:190px}.slot-220{height:220px}.mobile-bottom{position:fixed;z-index:110;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--warm);border-top:1px solid var(--line)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:12px}.mobile-bottom a.is-current{background:var(--clay);color:var(--warm)}.drawer-open .mobile-bottom{z-index:100}.search-layer{top:0;bottom:0;background:var(--rock-deep);display:flex;align-items:flex-start}.search-card{margin-top:60px;background:var(--rock-deep);border-color:rgba(247,243,235,.22);box-shadow:none}.search-top strong{color:var(--warm)}.search-top button{background:var(--warm)}.search-presets a{background:transparent;color:var(--warm);border-color:rgba(247,243,235,.28)}.footer-grid{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:92px}.rock-bar{border-bottom-color:var(--line)}.app-mini-button{white-space:nowrap}}