:root{--paper:#efe6d0;--paper2:#e4dac0;--card:#f7f1e0;--card2:#e8ddc4;--ink:#12100a;--text:#262014;--muted:#5f5235;--gold:#4a3a12;--accent:#a88830;--line:rgba(18,16,10,.13);--strong:rgba(74,58,18,.52);--shadow:0 14px 32px rgba(18,16,10,.10);--top:20px;--head:56px;--focus:46px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block;object-fit:contain;object-position:center}h1,h2,h3{margin:0 0 14px;color:var(--ink);font-weight:780}h1{font-size:25px;line-height:1.32}h2{font-size:20px;line-height:1.45}h3{font-size:16px;line-height:1.5}p{margin:0 0 14px}.utility-bar{position:fixed;z-index:80;top:0;left:0;right:0;height:20px;background:var(--ink);color:var(--accent);font-size:12px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 960px)/2))}.utility-search{height:20px;border:0;background:transparent;color:var(--accent);padding:0 8px;cursor:pointer}.site-header{position:fixed;z-index:79;top:20px;left:0;right:0;height:56px;background:var(--card);border-bottom:1px solid var(--strong);display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 960px)/2))}.brand-link,.header-actions,.header-app,.menu-button{display:flex;align-items:center}.brand-logo,.footer-logo,.menu-logo{height:24px;width:auto}.brand-word{font-size:17px;font-weight:850;letter-spacing:.06em}.header-actions{gap:8px}.header-app,.menu-button{min-height:44px;padding:0 14px;border:1px solid var(--strong);background:var(--card);font-size:14px;cursor:pointer}.header-app:hover,.menu-button:hover,.header-app:focus-visible,.menu-button:focus-visible,.close-button:focus-visible,.utility-search:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.focus-nav{position:fixed;z-index:78;top:76px;left:0;right:0;height:46px;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:34px}.focus-nav a{min-height:44px;padding:0 4px;display:flex;align-items:center;position:relative;color:var(--muted);font-size:13px}.focus-nav a:before{content:"";width:8px;height:8px;border:1px solid var(--gold);margin-right:8px;transform:rotate(45deg)}.focus-nav a.is-current:before{background:var(--accent)}.focus-nav a.is-current{color:var(--ink);font-weight:750}.site-main{min-height:65vh;padding-top:148px;padding-bottom:56px}.page-wrap{width:min(960px,calc(100% - 32px));margin:0 auto}.eyebrow{font-size:12px;letter-spacing:.16em;font-weight:800;color:var(--gold);margin-bottom:10px}.lead{font-size:18px;line-height:1.65;color:var(--ink);font-weight:650}.subtle{color:var(--muted)}.surface{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}.section{margin:26px 0}.section-pad{padding:26px}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;font-size:14px;border:1px solid var(--gold);white-space:nowrap}.btn-primary{background:linear-gradient(135deg,#12100a 0%,#a88830 100%);color:#f7f1e0}.btn-secondary{background:var(--card);color:var(--ink)}.btn-primary:hover,.btn-secondary:hover,.btn-primary:focus-visible,.btn-secondary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;transform:translateY(-1px)}.media-slot{margin:0;background:var(--card2);border:1px solid var(--line);min-height:140px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-slot.short{height:150px}.media-slot.medium{height:190px}.media-slot.tall{height:300px}.media-slot.banner{height:200px}.media-slot.icon{width:72px;height:72px;min-height:72px}.media-slot.icon img{width:48px;height:48px}.hero{padding:12px 0 6px}.hero-index{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.hero-index span{font-size:12px;color:var(--muted);border:1px solid var(--strong);padding:7px 10px;background:rgba(247,241,224,.55)}.hero-copy{max-width:760px}.editorial-slice{display:grid;grid-template-columns:1.25fr .75fr;min-height:230px;overflow:hidden}.editorial-slice .copy{padding:28px}.editorial-slice .media-slot{border:0;border-left:1px solid var(--line);clip-path:polygon(12% 0,100% 0,100% 100%,0 100%)}.story-rail{display:grid;grid-template-columns:110px 1fr 1fr;border-top:4px solid var(--ink)}.story-rail .rail-label{background:var(--ink);color:var(--card);padding:22px 14px;font-weight:800;writing-mode:vertical-rl;letter-spacing:.12em}.story-rail article{padding:22px;border-right:1px solid var(--line)}.story-rail article:last-child{border-right:0}.story-rail .media-slot{height:160px;margin-top:16px}.source-sheet{display:grid;grid-template-columns:1fr 1fr;background:var(--card)}.source-sheet article{padding:24px;min-height:250px}.source-sheet article:first-child{border-right:1px solid var(--strong);box-shadow:inset -16px 0 18px rgba(18,16,10,.04)}.category-board{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}.category-board article{padding:22px;background:var(--card2);border-top:4px solid var(--gold)}.phase-board{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.phase-board article{padding:18px;background:var(--card);border-bottom:3px solid var(--accent)}.status-list{display:grid;gap:8px}.status-row{display:grid;grid-template-columns:100px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}.status-row strong{color:var(--gold)}.app-block{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}.app-visual{display:grid;grid-template-columns:1fr 86px;gap:12px;align-items:center}.principles{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.principles article{padding:18px;border-left:3px solid var(--accent);background:var(--card)}.mini-faq{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mini-faq details{background:var(--card);border:1px solid var(--line);padding:14px}.mini-faq summary{cursor:pointer;font-weight:760;color:var(--ink)}.brand-panel{background:var(--ink);color:var(--paper);border:1px solid var(--accent);padding:28px}.brand-panel h2,.brand-panel .eyebrow{color:var(--accent)}
/* 内页布局 */
.rail-layout .content{display:grid;grid-template-columns:150px 1fr;gap:24px}.rail-layout .side-note{border-right:1px solid var(--strong);padding-right:20px;color:var(--muted)}.rail-layout article{padding:20px 0;border-bottom:1px solid var(--line)}.rail-layout .media-slot{height:190px;margin-top:16px}.stagger-layout .stagger{display:grid;grid-template-columns:.86fr 1.14fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--strong)}.stagger-layout .stagger:nth-child(even){grid-template-columns:1.14fr .86fr}.stagger-layout .stagger:nth-child(even) .media-slot{order:2}.stagger-layout .media-slot{height:190px}.verify-layout .verify-card{display:grid;grid-template-columns:84px 1fr;margin:14px 0;background:var(--card);border:1px solid var(--line)}.verify-layout .verify-no{background:var(--ink);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:850}.verify-layout .verify-body{padding:22px}.verify-layout .media-slot{height:185px;margin-top:14px}.flow-layout .flow{position:relative;margin-left:24px;padding-left:34px}.flow-layout .flow:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:1px;background:var(--strong)}.flow-layout section{position:relative;padding:0 0 26px}.flow-layout section:before{content:"";position:absolute;left:-34px;top:8px;width:17px;height:17px;border:1px solid var(--gold);background:var(--card);transform:rotate(45deg)}.review-layout .review-row{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--strong)}.review-layout .review-row h2{position:sticky;top:145px;align-self:start}.review-layout .media-slot{height:180px;margin-top:16px}.progress-layout .progress-card{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}.progress-layout .state{font-weight:800;color:var(--gold)}.checklist-layout .check-item{display:grid;grid-template-columns:46px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.checklist-layout .check-mark{height:46px;border:1px solid var(--gold);display:flex;align-items:center;justify-content:center;font-weight:850;color:var(--gold)}.guide-layout .guide-block{padding:22px;margin:14px 0;background:var(--card);border-top:4px solid var(--ink)}.topic-layout .topic{padding:22px;background:var(--card);border-left:6px solid var(--gold);margin:12px 0}.topic-layout .topic:nth-child(even){margin-left:7%}.category-layout .category-card{max-width:760px;margin:16px auto;padding:26px;background:var(--card);border:1px solid var(--strong);text-align:center}.category-layout .category-card p{text-align:left}.category-layout .media-slot{height:210px;margin:16px 0}.wrap-layout .wrap-copy{max-width:800px;margin:0 auto}.wrap-layout .app-art{max-width:540px;margin:18px auto}.terms-layout .term{padding:22px 0;border-bottom:1px solid var(--strong)}.terms-layout .term h2{display:flex;gap:10px}.terms-layout .term h2:before{content:"";width:8px;background:var(--accent)}.help-layout .help-card{display:grid;grid-template-columns:160px 1fr;gap:20px;padding:20px;background:var(--card);margin:12px 0}.faq-layout details{padding:18px 0;border-bottom:1px solid var(--strong)}.faq-layout summary{font-size:16px;font-weight:780;cursor:pointer;color:var(--ink)}.faq-layout details p{margin-top:12px;color:var(--muted)}.contact-layout .contact-card{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--strong)}.about-layout .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.about-layout .about-grid article{padding:22px;background:var(--card);border-top:4px solid var(--gold)}
.site-footer{background:var(--ink);color:var(--paper);border-top:1px solid var(--accent);padding:34px 0 76px;font-size:13px}.footer-inner{width:min(960px,calc(100% - 32px));margin:0 auto}.footer-brand{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid rgba(168,136,48,.35)}.footer-brand div{display:flex;gap:8px;align-items:baseline}.footer-brand span{color:var(--accent)}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:18px 0}.footer-grid h2{font-size:13px;color:var(--accent);margin-bottom:8px}.footer-grid a{display:block;padding:4px 0}.footer-grid a:hover,.footer-grid a:focus-visible{color:var(--accent);outline:none}.footer-note{max-width:790px;color:#d8cfb9}.copyright{color:var(--accent);margin-bottom:0}.screen-mask{position:fixed;inset:0;z-index:90;background:rgba(18,16,10,.48);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.screen-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}.site-menu{position:fixed;z-index:100;right:18px;bottom:18px;width:300px;max-height:78vh;background:var(--card);border:1px solid var(--strong);box-shadow:0 24px 70px rgba(18,16,10,.30);opacity:0;visibility:hidden;pointer-events:none;transform:translate(18px,18px) scale(.94);transform-origin:100% 100%;transition:.22s}.site-menu.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.menu-head{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--line)}.menu-brand{display:flex;align-items:center;gap:8px}.close-button{min-height:44px;min-width:44px;padding:0 12px;border:1px solid var(--strong);background:var(--card);cursor:pointer}.menu-scroll{max-height:calc(78vh - 58px);overflow:auto;padding:10px 12px 18px}.menu-group h2{font-size:12px;color:var(--gold);margin:10px 0 4px}.menu-group a{display:block;padding:8px 0;border-bottom:1px solid var(--line)}.menu-group a b{display:block;font-size:14px}.menu-group a span{display:block;font-size:12px;line-height:1.5;color:var(--muted)}.search-panel{position:fixed;z-index:95;left:0;right:0;top:76px;opacity:0;visibility:hidden;pointer-events:none;transition:.18s}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--card);border:1px solid var(--strong);box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--gold)}.mobile-dock{display:none}
@media(max-width:760px){:root{--focus:0px}.focus-nav{display:none}.site-header{padding:0 16px}.header-actions{gap:4px}.header-app,.menu-button{padding:0 10px}.site-main{padding-top:100px;padding-bottom:82px}.section-pad{padding:20px}.editorial-slice,.story-rail,.source-sheet,.category-board,.phase-board,.app-block,.principles,.mini-faq,.about-layout .about-grid{grid-template-columns:1fr}.editorial-slice .media-slot{border-left:0;border-top:1px solid var(--line);clip-path:none;height:190px}.story-rail .rail-label{writing-mode:horizontal-tb;padding:12px 18px}.story-rail article{border-right:0;border-top:1px solid var(--line)}.source-sheet article:first-child{border-right:0;border-bottom:1px solid var(--strong)}.status-row{grid-template-columns:86px 1fr}.app-visual{grid-template-columns:1fr}.media-slot.icon{margin:auto}.rail-layout .content,.stagger-layout .stagger,.stagger-layout .stagger:nth-child(even),.review-layout .review-row,.progress-layout .progress-card,.help-layout .help-card,.contact-layout .contact-card{grid-template-columns:1fr}.rail-layout .side-note{border-right:0;border-bottom:1px solid var(--strong);padding:0 0 14px}.stagger-layout .stagger:nth-child(even) .media-slot{order:0}.review-layout .review-row h2{position:static}.verify-layout .verify-card{grid-template-columns:58px 1fr}.topic-layout .topic:nth-child(even){margin-left:0}.footer-grid{grid-template-columns:1fr 1fr}.site-menu{right:6%;bottom:60px;width:88%;max-height:82vh}.menu-scroll{max-height:calc(82vh - 58px)}.search-panel{top:0;bottom:0;background:var(--ink);padding-top:82px}.search-card{background:var(--ink);color:var(--paper);border-color:var(--accent);box-shadow:none}.search-head strong,.search-panel p{color:var(--paper)}.search-panel .close-button{background:var(--ink);color:var(--accent);border-color:var(--accent)}.search-links a{color:var(--accent);border-color:var(--accent)}.mobile-dock{position:fixed;z-index:75;left:0;right:0;bottom:0;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(--ink);border-top:1px solid var(--accent)}.mobile-dock a{display:flex;align-items:center;justify-content:center;min-height:48px;color:var(--paper);font-size:13px}.mobile-dock a.is-current{background:var(--accent);color:var(--ink);font-weight:800}.site-footer{padding-bottom:88px}}
@media(max-width:390px){.brand-word{font-size:15px}.header-app,.menu-button{font-size:13px;padding:0 8px}.page-wrap,.footer-inner{width:calc(100% - 32px)}}