:root{
  --brick:#C85C3A;--amber:#E6B85C;--charcoal:#2B2523;--paper:#FAF7F2;--paper-2:#F1EAE2;--text:#332E2B;--muted:#766C66;--accent:#D94A32;--white:#fff;--line:#dfd4ca;--shadow:0 18px 50px rgba(43,37,35,.09);--radius:22px;--max:1180px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:var(--brick);text-decoration-thickness:1px;text-underline-offset:.2em}a:hover{color:var(--accent)}button,input{font:inherit}.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}.narrow{width:min(820px,calc(100% - 48px));margin-inline:auto}.section-pad{padding:80px 0}.surface-warm{background:var(--paper-2)}.surface-deep{background:var(--charcoal)}.text-light{color:#f8f2ec}.text-light p{color:#e5dcd5}.skip-link{position:fixed;left:12px;top:-80px;z-index:2000;background:var(--charcoal);color:#fff;padding:10px 14px;border-radius:0 0 8px 8px}.skip-link:focus{top:0}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(250,247,242,.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(43,37,35,.08)}.header-inner{width:min(1240px,calc(100% - 32px));min-height:78px;margin:auto;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:11px;color:var(--charcoal);text-decoration:none;margin-right:auto}.brand img{width:48px;height:48px;object-fit:contain}.brand-copy{display:grid;line-height:1.15}.brand-copy strong{font-size:1.08rem}.brand-copy small{margin-top:5px;color:var(--muted);font-size:.73rem}.primary-nav{display:flex;gap:20px;align-items:center}.primary-nav a{color:var(--text);font-weight:650;font-size:.94rem;text-decoration:none;white-space:nowrap;position:relative}.primary-nav a[aria-current="page"]:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--brick)}.search-open,.menu-toggle{border:1px solid var(--line);background:#fff;color:var(--charcoal);border-radius:999px;padding:9px 16px;cursor:pointer}.menu-toggle{display:none}.search-open:hover,.menu-toggle:hover{border-color:var(--brick)}
.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:1500;background:rgba(43,37,35,.58);display:grid;place-items:start center;padding:10vh 24px}.search-dialog{width:min(660px,100%);background:var(--paper);border-radius:24px;box-shadow:0 30px 100px rgba(0,0,0,.24);overflow:hidden}.search-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line)}.search-head h2{margin:0;font-size:1.2rem}.search-head button{border:0;background:transparent;font-size:2rem;line-height:1;cursor:pointer;color:var(--muted)}.search-form{padding:26px}.search-form label{display:block;font-weight:750;margin-bottom:8px}.search-row{display:flex;gap:10px}.search-row input{flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;background:#fff;padding:13px 14px;outline:none}.search-row input:focus{border-color:var(--brick);box-shadow:0 0 0 3px rgba(200,92,58,.12)}.search-row button{border:0;border-radius:12px;background:var(--brick);color:#fff;font-weight:750;padding:0 20px;cursor:pointer}.search-form p{font-size:.88rem;color:var(--muted);margin:12px 0 0}body.modal-open{overflow:hidden}
.eyebrow{margin:0 0 10px;color:var(--brick);font-weight:800;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}.eyebrow.light{color:var(--amber)}h1,h2,h3{color:var(--charcoal);line-height:1.18;letter-spacing:-.025em}h1{font-size:clamp(2.35rem,5vw,4.6rem);margin:0 0 24px}h2{font-size:clamp(1.7rem,3vw,2.65rem);margin:0 0 18px}h3{font-size:1.2rem;margin:0 0 10px}.text-light h1,.text-light h2,.text-light h3{color:#fff}p{margin:0 0 18px}.lead{font-size:1.17rem;line-height:1.9;color:#5c524d}.max-copy{max-width:780px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border-radius:999px;font-weight:780;text-decoration:none;border:1px solid transparent;cursor:pointer}.button.primary{background:var(--brick);color:#fff}.button.primary:hover{background:var(--accent);color:#fff}.button.amber{background:var(--amber);color:var(--charcoal)}.button.text-button{border-color:var(--line);background:transparent;color:var(--charcoal)}.inline-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.home-intro{padding-top:64px}.home-intro-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:60px;align-items:start}.intro-copy{padding-top:28px}.intro-copy h1{max-width:860px}.entry-panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}.entry-panel h2{font-size:1.18rem}.entry-panel dl{margin:18px 0}.entry-panel dl div{display:grid;grid-template-columns:86px 1fr;gap:12px;padding:12px 0;border-top:1px solid #eee4da}.entry-panel dt{color:var(--muted);font-size:.88rem}.entry-panel dd{margin:0;font-weight:700}.hero-strip{margin-top:54px}.hero-strip img{width:100%;aspect-ratio:12/4.5;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
.reading-split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:70px;align-items:start}.editor-note{background:#fff;border-left:4px solid var(--amber);padding:26px 28px;border-radius:0 18px 18px 0}.step-list{counter-reset:steps;margin:0;padding:0;list-style:none}.step-list li{counter-increment:steps;display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start;padding:12px 0;border-top:1px solid var(--line)}.step-list li:before{content:counter(steps);width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--paper-2);color:var(--brick);font-weight:800;font-size:.82rem}.step-list.compact li:first-child{border-top:0}
.section-heading{margin-bottom:36px}.section-heading h2{max-width:800px}.split-heading{display:flex;align-items:end;justify-content:space-between;gap:40px}.split-heading>p{max-width:420px;color:var(--muted)}.route-list{border-top:1px solid var(--line)}.route-item{display:grid;grid-template-columns:74px minmax(0,1fr) 260px;gap:26px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}.route-item:not(:has(img)){grid-template-columns:74px minmax(0,1fr)}.route-item h3{font-size:1.55rem}.route-item h3 a{color:var(--charcoal)}.route-item p{max-width:720px;color:var(--muted);margin:0}.route-no{font-size:.82rem;font-weight:800;color:var(--brick);align-self:start;padding-top:7px}.route-item img{border-radius:16px;aspect-ratio:16/10;object-fit:cover}.route-item.subtle{opacity:.9}
.community-focus{display:grid;grid-template-columns:.95fr 1.05fr;gap:68px;align-items:center}.focus-media img{border-radius:24px;aspect-ratio:1.2/1;object-fit:cover}.focus-copy h2{font-size:clamp(2rem,3.7vw,3.4rem)}.check-list{list-style:none;margin:24px 0;padding:0}.check-list li{position:relative;padding:10px 0 10px 28px;border-bottom:1px solid rgba(255,255,255,.12)}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--amber);font-weight:900}
.topic-preview{max-width:980px}.topic-columns{border-top:1px solid var(--line)}.topic-row{display:grid;grid-template-columns:72px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}.topic-row>span{color:var(--brick);font-weight:800;font-size:.82rem}.topic-row h3{font-size:1.32rem}.topic-row p{margin:0;color:var(--muted)}.center-link{text-align:center;margin-top:28px}
.app-inline{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.app-inline.reverse{grid-template-columns:1fr .9fr}.app-copy h2{font-size:clamp(2rem,3vw,3rem)}.app-visual-stack{position:relative;min-height:390px}.app-visual-stack img{border-radius:20px;box-shadow:var(--shadow);object-fit:cover}.app-visual-stack img:first-child{width:78%;margin-left:auto}.app-visual-stack img:last-child{position:absolute;width:62%;left:0;bottom:0;border:8px solid var(--paper-2)}
.evidence-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px 80px}.evidence-title{grid-row:1/3}.evidence-title h2{font-size:clamp(2rem,3.6vw,3.2rem)}.evidence-points{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.evidence-points div{padding:20px 18px 20px 0;border-bottom:1px solid var(--line);display:grid;gap:5px}.evidence-points strong{color:var(--brick)}.evidence-points span{color:var(--muted)}.evidence-links{display:flex;gap:20px;flex-wrap:wrap;align-self:start}
.section-index{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.guide-index-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.guide-photo img{border-radius:22px;aspect-ratio:1.15/1;object-fit:cover}.numbered-links{display:grid;margin-top:26px}.numbered-links a{display:grid;grid-template-columns:38px 1fr;gap:12px;padding:13px 0;border-top:1px solid var(--line);color:var(--text);text-decoration:none}.numbered-links span{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--brick);color:#fff;font-size:.75rem;font-weight:800}
.faq-mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}.faq-mini-grid article{background:var(--paper-2);padding:28px}.faq-mini-grid p{margin:0;color:var(--muted)}.final-map{padding-top:70px;padding-bottom:90px}.final-map-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:80px;align-items:start}.link-map{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.link-map a{padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--charcoal);font-weight:700}
.page-top{padding-top:26px}.breadcrumb{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:.86rem;color:var(--muted)}.breadcrumb a{color:var(--muted);text-decoration:none}.crumb-sep{opacity:.5}.page-hero{padding:58px 0 70px}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:68px;align-items:center}.page-hero h1{font-size:clamp(2.5rem,4.7vw,4.4rem)}.page-hero img{border-radius:24px;aspect-ratio:1.35/1;object-fit:cover}.device-frame{background:var(--paper-2);padding:24px;border-radius:30px}.device-frame img{border-radius:18px}.report-hero .narrow{text-align:left}.wide-editorial-image{margin-top:34px;width:100%;border-radius:24px;aspect-ratio:2.2/1;object-fit:cover}
.community-ledger{border-top:1px solid var(--line)}.ledger-intro{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-bottom:30px}.ledger-intro p{color:var(--muted)}.ledger-row{display:grid;grid-template-columns:76px 1fr;gap:20px;padding:30px 0;border-top:1px solid var(--line)}.ledger-index{color:var(--brick);font-size:.82rem;font-weight:800}.ledger-row h3{font-size:1.55rem}.ledger-row p{max-width:820px;color:var(--muted)}.text-links{display:flex;gap:18px;flex-wrap:wrap}.text-links a{font-weight:700}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-grid.irregular{grid-template-columns:1.2fr .8fr 1fr 1fr}.topic-grid.two{grid-template-columns:1fr 1fr}.topic-grid article{background:#fff;border:1px solid var(--line);padding:24px;border-radius:16px}.topic-grid p{color:var(--muted);margin:0}.closing-rail{display:flex;align-items:center;justify-content:space-between;gap:40px}.closing-rail p{margin:0;max-width:760px}
.two-column-copy{display:grid;grid-template-columns:1fr 1fr;gap:70px}.two-column-copy>div:first-child{padding-right:30px;border-right:1px solid var(--line)}.checklist-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}.boxed-list{counter-reset:box;margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}.boxed-list li{counter-increment:box;background:var(--paper-2);padding:18px 20px 18px 56px;position:relative}.boxed-list li:before{content:counter(box);position:absolute;left:18px;top:19px;width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:var(--brick);color:#fff;font-size:.72rem;font-weight:800}
.status-matrix{display:grid;grid-template-columns:1fr 1fr;column-gap:70px}.status-head{grid-row:1/4;padding-right:20px}.status-row{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:20px 0;border-top:1px solid var(--line)}.status-row strong{color:var(--brick)}.status-row p{margin:0;color:var(--muted)}
.topic-directory{border-top:1px solid var(--line)}.directory-item{display:grid;grid-template-columns:80px 1fr;gap:30px;padding:34px 0;border-bottom:1px solid var(--line)}.directory-no{font-size:.86rem;color:var(--brick);font-weight:800}.directory-item h2{font-size:1.6rem}.directory-item h2 a{color:var(--charcoal)}.directory-item>div:last-child{display:grid;grid-template-columns:1fr .9fr;column-gap:50px}.directory-item .topic-kicker,.directory-item h2{grid-column:1/3}.directory-item p{color:var(--muted)}.directory-item ul{margin:0;padding-left:20px;color:var(--muted)}.topic-shortcuts{display:grid;grid-template-columns:1fr 1fr;gap:10px}.topic-shortcuts a{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;font-weight:700}
.topic-article-head{padding:58px 0 48px;border-bottom:1px solid var(--line)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:78px;padding-top:64px;padding-bottom:80px}.article-body section{margin-bottom:52px}.article-body h2{font-size:1.8rem}.article-body p{font-size:1.05rem;line-height:1.95}.article-aside{position:sticky;top:116px;align-self:start;background:var(--paper-2);border-radius:18px;padding:24px}.article-aside h2{font-size:1.2rem}.article-aside ul{padding-left:20px;color:var(--muted)}.related-row{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 14px;text-decoration:none;font-weight:700}
.guide-jump{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:20px}.guide-jump a{background:#fff;padding:14px;text-decoration:none;color:var(--text);font-size:.9rem;font-weight:700}.guide-jump span{color:var(--brick);margin-right:8px}.guide-steps{max-width:980px}.guide-step{display:grid;grid-template-columns:80px 1fr;gap:30px;padding:34px 0;border-top:1px solid var(--line);scroll-margin-top:110px}.step-marker{font-size:.84rem;color:var(--brick);font-weight:800}.guide-step p{font-size:1.04rem;line-height:1.92}
.faq-list{max-width:900px}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:transparent;text-align:left;display:flex;justify-content:space-between;gap:20px;padding:20px 0;font-weight:760;color:var(--charcoal);font-size:1.08rem;cursor:pointer}.faq-question span:last-child{font-size:1.4rem;color:var(--brick)}.faq-answer{padding:0 40px 22px 0;color:var(--muted)}.faq-answer p{margin:0}
.prose-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px 70px}.prose-grid section{border-top:1px solid var(--line);padding-top:22px}.prose-grid p{color:var(--muted)}.safety-timeline{max-width:980px}.safety-timeline article{display:grid;grid-template-columns:72px 1fr;gap:22px;padding:28px 0;border-top:1px solid var(--line)}.safety-timeline article>span{color:var(--brick);font-weight:800}.privacy-sections{display:grid;grid-template-columns:1fr 1fr;gap:22px}.privacy-sections section{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px}.privacy-sections p{margin:0;color:var(--muted)}code{background:#eee5dd;border-radius:5px;padding:.1em .35em;font-size:.9em}
.search-page{min-height:60vh}.search-form.inline-page{padding:22px 0 0}.empty-state{margin-top:38px;background:var(--paper-2);padding:26px;border-radius:16px}.empty-state h2{font-size:1.4rem}.result-count{color:var(--muted);margin-top:28px}.search-results{border-top:1px solid var(--line)}.search-results article{padding:25px 0;border-bottom:1px solid var(--line)}.search-results article>span{display:inline-block;color:var(--brick);font-size:.74rem;font-weight:800;letter-spacing:.08em}.search-results h2{font-size:1.35rem;margin:6px 0}.search-results p{margin:0;color:var(--muted)}
.not-found{min-height:68vh;display:grid;align-items:center}.error-code{font-size:1rem;color:var(--brick);font-weight:900;letter-spacing:.16em}.not-found-help{margin-top:50px;border-top:1px solid var(--line);padding-top:24px}.not-found-help h2{font-size:1.25rem}.not-found-help ul{padding-left:20px}
.site-footer{background:#221e1c;color:#d8cec7;padding:64px 0 26px}.site-footer h2{color:#fff;font-size:1.08rem}.footer-grid{width:min(var(--max),calc(100% - 48px));margin:auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:70px}.footer-grid p{max-width:520px;color:#aaa09a}.footer-grid ul{list-style:none;margin:0;padding:0}.footer-grid li{margin:8px 0}.footer-grid a{color:#d8cec7;text-decoration:none}.footer-grid a:hover{color:var(--amber)}.footer-bottom{width:min(var(--max),calc(100% - 48px));margin:44px auto 0;padding-top:20px;border-top:1px solid #403936;display:flex;justify-content:space-between;gap:20px;font-size:.82rem;color:#8f8580}.back-top{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border:0;border-radius:50%;background:var(--brick);color:#fff;box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}.back-top.visible{opacity:1;pointer-events:auto;transform:none}
@media (max-width:1100px){.primary-nav{gap:14px}.primary-nav a{font-size:.88rem}.home-intro-grid,.community-focus,.app-inline,.guide-index-grid,.page-hero-grid{gap:42px}.topic-grid.irregular{grid-template-columns:1fr 1fr}.evidence-section{gap:40px}.guide-jump{grid-template-columns:1fr 1fr}}
@media (max-width:900px){.header-inner{min-height:70px}.menu-toggle{display:inline-flex;order:2}.search-open{order:3}.primary-nav{display:none;position:absolute;left:16px;right:16px;top:74px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.primary-nav.open{display:flex}.primary-nav a{padding:10px 12px}.primary-nav a[aria-current="page"]:after{display:none}.brand{max-width:230px}.home-intro-grid,.community-focus,.app-inline,.app-inline.reverse,.guide-index-grid,.page-hero-grid,.evidence-section,.reading-split,.checklist-layout,.related-row,.final-map-grid{grid-template-columns:1fr}.hero-strip{margin-top:38px}.hero-strip img{aspect-ratio:16/8}.route-item{grid-template-columns:58px 1fr}.route-item img{grid-column:2;width:100%;max-width:420px}.app-visual-stack{max-width:620px}.evidence-title{grid-row:auto}.status-matrix{grid-template-columns:1fr}.status-head{grid-row:auto}.article-layout{grid-template-columns:1fr}.article-aside{position:static}.ledger-intro,.two-column-copy,.prose-grid{grid-template-columns:1fr}.two-column-copy>div:first-child{padding-right:0;border-right:0;border-bottom:1px solid var(--line);padding-bottom:30px}.directory-item>div:last-child{grid-template-columns:1fr}.directory-item .topic-kicker,.directory-item h2{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid section:first-child{grid-column:1/3}.page-hero img{max-height:420px}.closing-rail{align-items:flex-start}.section-pad{padding:64px 0}}
@media (max-width:680px){.container,.narrow{width:min(100% - 32px,var(--max))}.section-pad{padding:52px 0}.brand-copy small{display:none}.brand img{width:42px;height:42px}.search-open{padding:8px 12px}.home-intro{padding-top:34px}.intro-copy{padding-top:0}h1{font-size:2.35rem}.page-hero h1{font-size:2.3rem}.lead{font-size:1.04rem}.split-heading{display:block}.split-heading>p{margin-top:12px}.route-item{grid-template-columns:44px 1fr;gap:14px}.route-item h3{font-size:1.3rem}.community-focus{gap:34px}.topic-row{grid-template-columns:46px 1fr}.topic-grid.irregular,.topic-grid.two,.faq-mini-grid,.boxed-list,.privacy-sections,.evidence-points,.topic-shortcuts,.link-map,.guide-jump{grid-template-columns:1fr}.app-visual-stack{min-height:310px}.app-visual-stack img:first-child{width:82%}.app-visual-stack img:last-child{width:58%;border-width:5px}.status-row{grid-template-columns:1fr;gap:4px}.directory-item,.ledger-row,.guide-step,.safety-timeline article{grid-template-columns:42px 1fr;gap:14px}.article-layout{padding-top:42px;gap:40px}.footer-grid{grid-template-columns:1fr;gap:30px}.footer-grid section:first-child{grid-column:auto}.footer-bottom{display:grid}.closing-rail{display:grid}.search-row{display:grid}.search-row button{padding:12px 16px}.page-hero{padding:42px 0 54px}.page-hero-grid{gap:30px}}
@media (max-width:420px){.header-inner{width:calc(100% - 20px);gap:8px}.brand{max-width:none}.brand-copy strong{font-size:.94rem}.search-open{font-size:.86rem}.menu-toggle{padding:8px 12px}.entry-panel{padding:20px}.entry-panel dl div{grid-template-columns:1fr}.inline-actions{display:grid}.button{width:100%}.hero-strip img{border-radius:18px}.app-visual-stack{min-height:250px}.footer-grid,.footer-bottom{width:calc(100% - 32px)}}