:root{--bg:#f2e6c8;--deep:#e0d2ae;--paper:#fbf4e2;--soft:#ebe0c4;--ink:#161208;--text:#2a2210;--muted:#5a4a28;--faint:#7a6840;--gold:#5c4814;--sea:#b8943a;--line:rgba(22,18,8,.12);--strong:rgba(92,72,20,.5);--shadow:0 12px 28px rgba(22,18,8,.10)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,var(--bg),var(--paper) 34%,var(--bg));color:var(--text);font:15px/1.72 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(960px,calc(100% - 32px));margin:0 auto}.site-head{position:fixed;inset:0 0 auto;z-index:40}.microbar{height:20px;background:var(--ink);color:var(--sea);font-size:12px}.microbar-inner{display:flex;align-items:center;justify-content:space-between;height:20px}.text-trigger{border:0;background:none;color:var(--sea);padding:0;cursor:pointer}.brandbar{height:54px;background:rgba(251,244,226,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.brandbar-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brandmark{min-width:88px;display:flex;align-items:center;height:44px}.brand-logo,.drawer-logo,.footer-logo{height:24px;max-width:136px;object-fit:contain;object-position:center}.head-actions{display:flex;align-items:center;gap:8px}.plain-link,.menu-trigger{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--strong);border-radius:4px;background:var(--paper);color:var(--ink)}.menu-trigger{cursor:pointer}.quicknav{height:40px;background:rgba(251,244,226,.95);border-bottom:1px solid var(--line)}.quicknav-inner{height:40px;display:flex;align-items:center;gap:28px}.quicknav a{position:relative;font-size:13px;padding:10px 0;color:var(--muted)}.quicknav a:after{content:"";position:absolute;left:0;right:0;bottom:4px;height:3px;background:transparent}.quicknav a.is-active:after{background:var(--sea)}.page-shell{padding-top:132px;min-height:70vh}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--gold);text-transform:uppercase}.hero{padding:46px 0 28px}.hero h1,.page-intro h1{font-size:24px;line-height:1.3;margin:8px 0 14px;color:var(--ink)}.hero-lead{font-size:18px;color:var(--gold);font-weight:650;margin:0 0 12px}.hero p,.page-intro p{max-width:760px;margin:0 0 18px}.btn{display:inline-flex;min-height:42px;align-items:center;justify-content:center;padding:0 18px;border-radius:4px;background:linear-gradient(135deg,#161208 0%,#b8943a 100%);color:var(--paper);font-size:14px}.btn.secondary{background:var(--paper);border:1px solid var(--gold);color:var(--ink)}.btnrow{display:flex;gap:10px;flex-wrap:wrap}.index-strip{border-top:1px solid var(--strong);border-bottom:1px solid var(--strong);padding:12px 0;margin-bottom:20px}.index-strip .wrap{display:flex;gap:8px;flex-wrap:wrap}.index-strip a{font-size:13px;padding:6px 10px;background:var(--soft);border-radius:3px}.section{padding:34px 0}.section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:16px}.section h2{font-size:20px;line-height:1.35;color:var(--ink);margin:0}.section h3{font-size:16px;line-height:1.45;color:var(--ink);margin:0 0 7px}.section p{margin:0 0 12px}.split-feature{display:grid;grid-template-columns:1.1fr .9fr;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow)}.split-copy{padding:28px}.media-slot{min-height:180px;background:linear-gradient(135deg,var(--soft),var(--paper));display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{display:block;width:100%;height:100%;max-height:260px;object-fit:contain;object-position:center}.slant{clip-path:polygon(12% 0,100% 0,100% 100%,0 100%)}.wide-card{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);padding:22px}.wide-card .media-slot{margin:16px 0 0}.spine-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.spine-card{position:relative;background:var(--soft);border-left:8px solid var(--gold);padding:20px;min-height:190px}.spine-card .media-slot{margin-top:14px}.rail-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.rail-card{background:var(--paper);border-top:3px solid var(--sea);padding:20px;min-height:180px}.stage-list{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:10px}.stage{background:var(--soft);border:1px solid var(--line);padding:18px}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:center;background:var(--paper);border:1px solid var(--line);padding:14px 16px}.status-tag{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border:1px solid var(--strong);font-weight:700;color:var(--gold)}.app-feature{background:var(--ink);color:var(--paper);padding:26px}.app-feature h2,.app-feature h3{color:var(--sea)}.app-feature .media-slot{margin-top:18px;background:#211a0e;max-height:320px}.app-feature .media-slot img{max-height:320px}.app-icons{display:flex;align-items:center;gap:12px;margin:14px 0}.app-icons img{width:48px;height:48px;object-fit:contain}.notice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.notice{background:var(--paper);border:1px solid var(--line);padding:18px}.brand-note{border:1px solid var(--strong);padding:24px;background:linear-gradient(135deg,var(--soft),var(--paper))}.page-intro{padding:42px 0 20px}.content-shell{padding:0 0 44px}.content-block{background:var(--paper);border:1px solid var(--line);padding:22px;margin:0 0 14px}.content-block.alt{background:var(--soft)}.content-block p:last-child{margin-bottom:0}.top-image{margin:0 0 18px}.center-card{max-width:760px;margin:0 auto 16px;text-align:left}.topic-list{display:grid;gap:12px}.topic-item{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:18px;background:var(--paper);border-bottom:1px solid var(--strong)}.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.check-item{background:var(--paper);border:1px solid var(--line);padding:18px}.faq-list details{background:var(--paper);border:1px solid var(--line);margin-bottom:10px;padding:0 18px}.faq-list summary{cursor:pointer;font-weight:700;color:var(--ink);padding:16px 0}.faq-list p{margin:0;padding:0 0 18px}.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--sea);padding:34px 0 64px}.footer-top{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:22px}.footer-brand{display:grid;align-content:start;gap:7px}.footer-brand p{color:#cdbf9e;font-size:13px;margin:8px 0}.footer-links{display:grid;align-content:start;gap:8px;font-size:13px}.footer-links h2{font-size:13px;color:var(--sea);margin:0 0 4px}.footer-links a{color:var(--bg)}.footer-bottom{border-top:1px solid rgba(184,148,58,.28);margin-top:24px;padding-top:16px;font-size:13px;color:#cdbf9e}.overlay{position:fixed;inset:0;background:rgba(22,18,8,.48);z-index:60;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.show{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:70;top:10vh;right:16px;width:min(32vw,440px);height:min(80vh,720px);background:var(--paper);border:1px solid var(--strong);box-shadow:var(--shadow);transform:translateX(calc(100% + 32px));visibility:hidden;pointer-events:none;transition:.25s}.drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px}.close-btn{min-height:40px;padding:0 12px;border:1px solid var(--gold);background:var(--paper);color:var(--ink);cursor:pointer}.drawer-scroll{height:calc(100% - 58px);overflow:auto;padding:14px}.drawer-scroll section{margin-bottom:16px}.drawer-scroll h2{font-size:13px;color:var(--gold);margin:0 0 7px}.drawer-scroll a{display:grid;gap:1px;padding:9px 10px;border-bottom:1px solid var(--line)}.drawer-scroll a b{font-size:14px}.drawer-scroll a span{font-size:12px;color:var(--faint)}.search-panel{position:fixed;z-index:75;left:0;right:0;top:74px;visibility:hidden;pointer-events:none;transform:translateY(-16px);opacity:0;transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--paper);border:1px solid var(--strong);box-shadow:var(--shadow);padding:18px}.search-head{display:flex;justify-content:space-between;gap:16px}.search-head p{margin:3px 0 0;font-size:13px;color:var(--muted)}.search-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.search-links a{padding:9px 12px;background:var(--soft);border:1px solid var(--line);border-radius:3px}.mobile-nav{display:none}.btn:hover,.plain-link:hover,.menu-trigger:hover,.search-links a:hover,.index-strip a:hover{filter:brightness(.97)}a:focus-visible,button:focus-visible{outline:3px solid var(--sea);outline-offset:2px}@media(max-width:780px){.quicknav{display:none}.page-shell{padding-top:74px}.split-feature,.spine-list,.rail-cards,.stage-list,.notice-grid,.footer-top,.topic-item,.check-list{grid-template-columns:1fr}.slant{clip-path:none}.hero{padding-top:30px}.section{padding:26px 0}.status-row{grid-template-columns:1fr}.footer-top{gap:18px}.footer-brand{grid-column:1}.site-footer{padding-bottom:82px}.drawer{top:8vh;right:10px;width:88vw;height:80vh}.mobile-nav{position:fixed;z-index:50;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--ink);border-top:1px solid var(--sea)}.mobile-nav a{min-height:48px;display:flex;align-items:center;justify-content:center;color:var(--bg);font-size:13px}.mobile-nav a.is-active{background:var(--sea);color:var(--ink);font-weight:700}.search-panel{top:0;bottom:0;background:var(--ink);padding:78px 0 20px}.search-card{background:var(--ink);color:var(--sea);border-color:var(--sea);box-shadow:none}.search-head p{color:#d1bc85}.search-links a{background:#211a0e;border-color:#5c4814;color:var(--bg)}.search-panel .close-btn{background:var(--ink);color:var(--sea);border-color:var(--sea)}}

/* Per-page editorial layouts */
.layout-wide .content-block{padding:26px 28px}.layout-wide .content-block:nth-child(even){margin-left:6%;width:94%}
.layout-slant-page .top-image{clip-path:polygon(10% 0,100% 0,100% 100%,0 88%);min-height:210px}.layout-slant-page .content-block:nth-of-type(odd){margin-left:8%}.layout-slant-page .content-block:nth-of-type(even){margin-right:8%}
.layout-spine-page{border-left:1px solid var(--strong);padding-left:26px}.layout-spine-page .content-block{border-left:7px solid var(--gold);box-shadow:none}.layout-spine-page .content-block.alt{border-left-color:var(--sea)}
.layout-column-page{max-width:760px}.layout-column-page .content-block{border-left:0;border-right:0;background:transparent;box-shadow:none;padding:20px 4px}
.layout-phase-page{counter-reset:phase}.layout-phase-page .content-block{position:relative;padding-left:74px}.layout-phase-page .content-block:before{counter-increment:phase;content:counter(phase);position:absolute;left:18px;top:18px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--sea);font-weight:800}
.layout-status-page .content-block{display:grid;grid-template-columns:150px 1fr;column-gap:18px;align-items:start}.layout-status-page .content-block h2{padding:10px;border:1px solid var(--strong);text-align:center}.layout-status-page .content-block p{margin:0}
.layout-check-page{display:grid;grid-template-columns:1fr 1fr;gap:12px}.layout-check-page .top-image{grid-column:1/-1}.layout-check-page .content-block{margin:0;min-height:190px}.layout-check-page .content-block:nth-child(3n){transform:translateY(10px)}
.layout-method-page .content-block{max-width:82%}.layout-method-page .content-block:nth-child(odd){margin-left:auto}.layout-method-page .content-block:nth-child(even){margin-right:auto;background:var(--soft)}
.layout-topic-page .content-block{display:grid;grid-template-columns:180px 1fr;gap:20px;border:0;border-bottom:1px solid var(--strong);background:transparent;box-shadow:none}.layout-topic-page .content-block h2{margin:0}
.layout-center-page{max-width:780px}.layout-center-page .top-image{max-width:660px;margin-left:auto;margin-right:auto}.layout-center-page .content-block{text-align:center;padding:28px}.layout-center-page .content-block p{text-align:left}
.layout-app-page{max-width:820px;background:var(--ink);padding:20px;color:var(--paper)}.layout-app-page .content-block{background:#211a0e;border-color:rgba(184,148,58,.32);color:var(--paper)}.layout-app-page .content-block h2{color:var(--sea)}
.layout-steps-page{counter-reset:steps}.layout-steps-page .content-block{position:relative;padding-left:86px}.layout-steps-page .content-block:before{counter-increment:steps;content:"0" counter(steps);position:absolute;left:20px;top:18px;color:var(--sea);font-size:24px;font-weight:800}
.layout-terms-page .content-block{border-left:4px solid var(--sea);box-shadow:none}.layout-grade-page .content-block{border-radius:6px;border-top:4px solid var(--gold)}
.layout-privacy-page .content-block{background:linear-gradient(90deg,var(--paper),var(--soft));border-right:4px solid var(--gold)}
.layout-help-page{display:grid;grid-template-columns:1fr 1fr;gap:14px}.layout-help-page .content-block{margin:0}.layout-faq-page{max-width:820px}
.layout-contact-page .content-block{border-left:10px solid var(--deep);padding-left:24px}.layout-contact-page .content-block:nth-child(even){border-left-color:var(--sea)}
.layout-about-page .top-image{height:200px;max-height:200px}.layout-about-page .content-block:first-of-type{font-size:16px}.layout-about-page .content-block{border-radius:0}
@media(max-width:780px){.layout-slant-page .top-image{clip-path:none}.layout-slant-page .content-block:nth-of-type(n){margin-left:0;margin-right:0}.layout-status-page .content-block,.layout-topic-page .content-block{grid-template-columns:1fr}.layout-check-page,.layout-help-page{grid-template-columns:1fr}.layout-check-page .content-block:nth-child(3n){transform:none}.layout-method-page .content-block{max-width:100%}.layout-app-page{padding:12px}.layout-phase-page .content-block,.layout-steps-page .content-block{padding-left:64px}}