:root{
  --bg:#0C0B0A;--deep:#161311;--surface:#1C1916;--surface2:#26221D;--paper:#F3E6D2;
  --title:#FFF8F0;--text:#EDE4D8;--muted:#B7A898;--faint:#8A7B6C;--red:#E11D2E;--hot:#FF4A4F;
  --wine:#8B1E2D;--rust:#E25A2A;--amber:#E2B14A;--line:rgba(226,177,74,.16);--line-red:rgba(225,29,46,.40);
  --shadow:0 18px 44px rgba(0,0,0,.46);--max:1280px;--reading:780px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
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:16px;line-height:1.8;overflow-wrap:anywhere}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:none}
img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}
button,input{font:inherit}
button{color:inherit}
.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto;min-width:0}
.skip-link{position:fixed;left:16px;top:12px;z-index:200;background:var(--paper);color:#241b16;padding:8px 12px;transform:translateY(-160%);border-radius:6px}
.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:40;background:rgba(12,11,10,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.header-inner{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-lockup{display:flex;align-items:center;gap:12px;min-width:0;flex:0 1 auto}
.brand-logo{height:34px;width:auto;max-width:150px;object-fit:contain;flex:0 0 auto}
.brand-copy{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-copy strong{font-size:20px;letter-spacing:.08em;color:var(--title);white-space:nowrap}
.brand-copy small{font-size:10px;color:var(--muted);letter-spacing:.18em;margin-top:5px;white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:6px}
.text-action{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border-radius:7px;border:1px solid transparent;color:var(--text);cursor:pointer}
.text-action:hover,.text-action:focus-visible{border-color:var(--line-red);background:var(--surface);outline:none}
.button-reset{background:none}
.mobile-actions{display:none}
.channel-nav{position:relative;z-index:20;background:var(--deep);border-bottom:1px solid var(--line)}
.desktop-channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.channel-group{padding:18px 26px;min-width:0;border-right:1px solid var(--line)}
.channel-group:first-child{padding-left:0}.channel-group:last-child{border-right:0;padding-right:0}
.channel-group-title{display:block;color:var(--amber);font-size:12px;font-weight:700;letter-spacing:.14em;margin-bottom:8px}
.channel-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 14px}
.channel-links a,.mobile-channel-grid a{position:relative;display:flex;align-items:center;gap:7px;min-height:40px;color:var(--muted);font-size:14px;border-radius:5px;padding:2px 5px}
.channel-links a:hover,.channel-links a:focus-visible,.mobile-channel-grid a:hover,.mobile-channel-grid a:focus-visible{color:var(--title);background:rgba(255,255,255,.03);outline:none}
.nav-marker{width:7px;height:7px;border:1px solid var(--faint);border-radius:50%;flex:0 0 auto}
.is-current .nav-marker{background:var(--red);border-color:var(--hot);box-shadow:0 0 0 3px rgba(225,29,46,.16)}
.channel-links a.is-current,.mobile-channel-grid a.is-current{color:var(--title)}
.mobile-channel-grid{display:none}
main{min-height:50vh}
.section{padding:52px 0;border-bottom:1px solid rgba(226,177,74,.09)}
.section:last-child{border-bottom:0}
.eyebrow{display:block;color:var(--amber);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:9px}
h1,h2,h3{color:var(--title);line-height:1.28;margin-top:0;scroll-margin-top:110px}
h1{font-size:clamp(28px,3vw,32px);margin-bottom:18px}h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:16px}h3{font-size:18px;margin-bottom:9px}
p{margin:0 0 16px}.lead{font-size:18px;color:var(--paper);max-width:850px}
.hero{padding:58px 0 44px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:46px;align-items:center}
.hero-copy .hero-line{font-size:clamp(28px,4vw,48px);line-height:1.18;color:var(--title);font-weight:760;max-width:760px;margin-bottom:20px}
.hero-copy p{max-width:720px;color:var(--muted)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.btn{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:10px 18px;border-radius:8px;font-weight:750;line-height:1.3}
.btn-primary{background:linear-gradient(135deg,#FF4A4F 0%,#E11D2E 46%,#E25A2A 100%);color:#fffaf3;box-shadow:0 10px 24px rgba(225,29,46,.18)}
.btn-secondary{background:var(--paper);color:#2a211b}.btn:hover,.btn:focus-visible{transform:translateY(-1px);outline:2px solid var(--amber);outline-offset:3px}
.media-frame{display:flex;align-items:center;justify-content:center;min-width:0;background:#11100e;border:1px solid var(--line);border-radius:10px;padding:14px;box-shadow:var(--shadow)}
.media-frame img{width:auto;height:auto;max-width:100%;max-height:240px}
.hero-media img{max-height:300px}.app-media img{max-height:420px}.mark-media{margin-top:14px}.mark-media img{max-height:72px}
.media-fallback{display:flex;align-items:center;justify-content:center;min-height:120px;border:1px solid var(--line-red);background:linear-gradient(135deg,var(--wine),#11100e);border-radius:10px;padding:24px;text-align:center}
.media-fallback strong{font-size:22px;color:var(--title)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head p{max-width:680px;color:var(--muted);margin:0}
.grid-6{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.guide-cell{background:var(--surface);padding:22px;min-width:0}.guide-cell .tag{display:inline-block;font-size:11px;color:var(--hot);letter-spacing:.08em;margin-bottom:8px}.guide-cell p{color:var(--muted);margin:0}
.split{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:34px;align-items:start}.split.reverse{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr)}
.topic-list{display:grid;gap:12px}.topic-item{border-top:1px solid var(--line);padding-top:13px}.topic-item:first-child{border-top:0;padding-top:0}.topic-item strong{display:block;color:var(--title);margin-bottom:4px}.topic-item p{color:var(--muted);margin:0}
.two-up{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.editorial-unit{border:1px solid var(--line);background:var(--surface);padding:18px;border-radius:9px;min-width:0}.editorial-unit .media-frame{box-shadow:none;margin-bottom:18px}.editorial-unit p{color:var(--muted)}
.point-list{margin:16px 0 0;padding:0;list-style:none}.point-list li{padding:9px 0 9px 18px;border-top:1px solid var(--line);position:relative;color:var(--text)}.point-list li:before{content:"";position:absolute;left:0;top:20px;width:7px;height:2px;background:var(--red);pointer-events:none}
.short-column{padding:26px;border:1px solid var(--line);background:linear-gradient(180deg,var(--surface),var(--deep));min-width:0}.short-column p{color:var(--muted)}
.stage-list{display:grid;gap:0}.stage-node{display:grid;grid-template-columns:140px minmax(0,1fr);gap:24px;padding:20px 0;border-top:1px solid var(--line)}.stage-node:first-child{border-top:0}.stage-node .stage-label{color:var(--hot);font-weight:750}.stage-node p{margin:0;color:var(--muted)}
.status-feature{background:linear-gradient(135deg,#17100e,#221714);border:1px solid var(--line-red);padding:28px;border-radius:10px}.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}.status-card{background:rgba(255,255,255,.025);border:1px solid var(--line);padding:16px;border-radius:7px}.status-card strong{display:flex;align-items:center;gap:8px;color:var(--title);font-size:15px}.status-symbol{width:18px;height:18px;border:1px solid var(--amber);display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-size:10px;color:var(--amber);flex:0 0 auto}.status-card p{color:var(--muted);font-size:14px;margin:8px 0 0}
.directory-style{display:grid;grid-template-columns:.92fr 1.08fr;gap:30px}.index-lines{border-left:2px solid var(--red);padding-left:20px}.index-lines a{display:block;padding:11px 0;border-bottom:1px solid var(--line)}.index-lines strong{display:block;color:var(--title)}.index-lines span{font-size:14px;color:var(--muted)}
.observation{border-top:1px solid var(--line);padding-top:16px;margin-top:16px}.observation .label{display:inline-block;color:#23170f;background:var(--amber);font-weight:800;font-size:11px;padding:3px 8px;border-radius:4px;margin-bottom:8px}
.reminder-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.reminder{padding:16px;border:1px solid var(--line);background:var(--surface)}.reminder strong{color:var(--title);display:block;margin-bottom:5px}.reminder p{color:var(--muted);margin:0}
.clue-band{background:linear-gradient(115deg,#351418,#1a1110);border-top:1px solid var(--line-red);border-bottom:1px solid var(--line-red)}.clue-band .container{padding-top:32px;padding-bottom:32px}.clue-band p{max-width:880px;color:var(--paper)}
.article-wrap{padding:42px 0 58px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:var(--faint);font-size:14px;margin-bottom:24px}.breadcrumb a{color:var(--muted)}.breadcrumb a:hover,.breadcrumb a:focus-visible{color:var(--title);outline:none}.breadcrumb span{color:var(--red)}
.article-head{max-width:920px;margin-bottom:30px}.article-head .lead{color:var(--muted)}
.article-layout{display:grid;grid-template-columns:minmax(0,var(--reading)) minmax(220px,320px);gap:48px;align-items:start}.article-body{min-width:0}.article-body h2{margin-top:42px;padding-top:8px;border-top:1px solid var(--line)}.article-body h2:first-child{margin-top:0}.article-body h3{margin-top:26px}.article-body p{color:var(--text)}.article-body ul,.article-body ol{padding-left:1.25em;margin:0 0 18px}.article-body li{margin:8px 0;color:var(--text)}
.article-aside{position:sticky;top:118px;border-left:1px solid var(--line-red);padding-left:18px}.article-aside h2{font-size:16px;margin-bottom:10px}.article-aside p{font-size:14px;color:var(--muted)}.article-aside a{display:block;padding:9px 0;color:var(--paper);border-top:1px solid var(--line)}
.inline-media{margin:22px 0 30px;box-shadow:none}.inline-media img{max-height:260px}.app-page-media img{max-height:420px}
.fact-view{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}.fact-box{border:1px solid var(--line);background:var(--surface);padding:18px}.fact-box h3{font-size:15px;color:var(--amber)}
.anchor-nav{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 28px}.anchor-nav a{min-height:44px;display:inline-flex;align-items:center;padding:6px 12px;border:1px solid var(--line);border-radius:6px;color:var(--paper)}
.topic-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}.topic-tags span{padding:5px 9px;border:1px solid var(--line-red);border-radius:999px;color:var(--muted);font-size:13px}
.policy-block{padding:20px 0;border-top:1px solid var(--line)}.policy-block:first-child{border-top:0}.policy-block h2{border:0!important;margin-top:0!important;padding-top:0!important}
.faq-list details{border-top:1px solid var(--line);padding:4px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;color:var(--title);font-weight:750;min-height:56px;display:flex;align-items:center;padding:10px 6px}.faq-list summary:focus-visible{outline:2px solid var(--amber);outline-offset:2px}.faq-list details p{padding:0 6px 16px;color:var(--muted)}
.site-footer{background:#080706;color:#D8CBBA;border-top:1px solid var(--line-red);padding:40px 0 calc(34px + env(safe-area-inset-bottom))}.footer-brand-row{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;padding-bottom:28px;border-bottom:1px solid var(--line)}.footer-brand-row p{max-width:620px;color:#a99c8c;margin:0}.footer-directory{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:24px;padding:30px 0}.footer-directory h2{font-size:14px;color:var(--paper);margin-bottom:10px}.footer-directory a{display:block;padding:5px 0;color:#a99c8c;font-size:14px}.footer-directory a:hover,.footer-directory a:focus-visible,.footer-directory a.is-current{color:var(--title);outline:none}.footer-note{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:30px}.footer-note p{font-size:13px;color:#887b6d;margin:0;max-width:820px}
.site-overlay{position:fixed;inset:0;z-index:70;background:rgba(0,0,0,.68);backdrop-filter:blur(3px)}.site-overlay[hidden],.modal-shell[hidden]{display:none!important;pointer-events:none!important}.site-overlay.is-open{pointer-events:auto}
.modal-shell{position:fixed;z-index:80;left:50%;top:50%;transform:translate(-50%,-50%);width:min(960px,calc(100% - 40px));max-height:88vh;max-height:88dvh;overflow:auto;background:var(--deep);border:1px solid var(--line-red);border-radius:10px;box-shadow:var(--shadow);padding:22px;overscroll-behavior:contain}.modal-shell.is-open{pointer-events:auto}.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-bottom:16px;border-bottom:1px solid var(--line);position:sticky;top:-22px;background:var(--deep);z-index:2;padding-top:2px}.modal-head h2{font-size:22px;margin:2px 0 0}.modal-brand{display:flex;align-items:center;gap:12px}.modal-brand span{color:var(--muted);font-size:12px}.modal-close{min-width:56px;min-height:44px;border:1px solid var(--line);background:var(--surface);border-radius:7px;cursor:pointer}.modal-close:hover,.modal-close:focus-visible{border-color:var(--hot);outline:none}
.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding-top:20px}.directory-group{min-width:0}.directory-group h3{font-size:14px;color:var(--amber);letter-spacing:.08em}.directory-item{display:block;padding:11px 0;border-top:1px solid var(--line)}.directory-item strong{display:block;font-size:15px}.directory-item span{display:block;color:var(--muted);font-size:13px;line-height:1.6;margin-top:2px}.directory-item:hover strong,.directory-item:focus-visible strong,.directory-item.is-current strong{color:var(--hot)}.directory-item:focus-visible{outline:none;background:rgba(255,255,255,.025)}
.search-modal{width:min(720px,calc(100% - 40px))}.search-form{padding:20px 0 8px}.search-form label{display:block;color:var(--paper);font-weight:700;margin-bottom:8px}.search-form input{width:100%;min-height:48px;border:1px solid var(--line-red);border-radius:7px;background:#0e0c0b;color:var(--title);padding:8px 12px;outline:none}.search-form input:focus{border-color:var(--hot);box-shadow:0 0 0 3px rgba(225,29,46,.13)}.search-hint{color:var(--faint);font-size:13px}.search-results{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.search-result{border:1px solid var(--line);padding:12px;border-radius:6px;background:var(--surface)}.search-result strong{display:block;color:var(--title)}.search-result span{display:block;color:var(--muted);font-size:13px;line-height:1.55}.search-result:hover,.search-result:focus-visible{border-color:var(--line-red);outline:none}.search-empty{padding:12px 0}.search-fallback{display:flex;flex-wrap:wrap;gap:6px}.search-fallback a{border:1px solid var(--line);padding:5px 8px;border-radius:5px;color:var(--muted)}
.mobile-bottom-nav{display:none}
@media (max-width:1024px){
  .container{width:min(calc(100% - 32px),var(--max))}.desktop-channel-grid{grid-template-columns:1fr}.channel-group{border-right:0;border-top:1px solid var(--line);padding:14px 0}.channel-group:first-child{border-top:0}.channel-group-title{margin-bottom:4px}.channel-links{grid-template-columns:repeat(4,minmax(0,1fr))}
  .hero-grid,.split,.split.reverse,.directory-style,.article-layout{grid-template-columns:1fr}.hero-grid{gap:28px}.hero-media{max-width:760px}.article-aside{position:static;border-left:0;border-top:1px solid var(--line-red);padding:18px 0 0}.footer-directory{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-brand-row,.footer-note{flex-direction:column;gap:16px}.grid-6{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}.site-header{min-height:68px}.header-inner{min-height:68px;gap:10px}.brand-logo{height:30px;max-width:120px}.brand-copy strong{font-size:18px}.brand-copy small{font-size:9px}.desktop-actions{display:none}.mobile-actions{display:flex}.mobile-actions .text-action{padding:0 9px}.desktop-channel-grid{display:none}.mobile-channel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding-top:8px;padding-bottom:8px}.mobile-channel-grid a{min-height:44px;padding:4px 8px}
  .section{padding:34px 0}.hero{padding:38px 0 28px}.hero-grid{grid-template-columns:1fr}.hero-copy .hero-line{font-size:34px}.two-up,.fact-view{grid-template-columns:1fr}.status-grid{grid-template-columns:1fr 1fr}.reminder-grid{grid-template-columns:1fr}.stage-node{grid-template-columns:1fr;gap:3px}.grid-6{grid-template-columns:1fr 1fr}.section-head{display:block}.section-head p{margin-top:8px}.media-frame{padding:10px}.media-frame img{max-height:220px}.hero-media img{max-height:280px}.app-media img,.app-page-media img{max-height:360px}
  .footer-directory{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.site-footer{padding-bottom:calc(92px + env(safe-area-inset-bottom))}
  .modal-shell{left:0;right:0;top:auto;bottom:0;transform:none;width:100%;max-height:88vh;max-height:88dvh;border-radius:12px 12px 0 0;padding:18px}.modal-head{top:-18px}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.search-modal{top:0;bottom:0;max-height:none;height:100vh;height:100dvh;border-radius:0}.search-results{grid-template-columns:1fr}
  .mobile-bottom-nav{position:fixed;z-index:45;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);min-height:56px;padding-bottom:env(safe-area-inset-bottom);background:rgba(8,7,6,.97);border-top:1px solid var(--line-red);backdrop-filter:blur(10px)}.mobile-bottom-nav a{min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--muted);font-size:12px}.mobile-bottom-nav a.is-current{color:var(--title)}.bottom-dot{width:16px;height:3px;background:transparent;border-radius:99px}.mobile-bottom-nav a.is-current .bottom-dot{background:var(--red)}
}
@media (max-width:480px){
  .container{width:calc(100% - 32px)}.brand-copy small{display:none}.brand-logo{max-width:105px}.grid-6,.directory-grid,.status-grid{grid-template-columns:1fr}.hero-copy .hero-line{font-size:30px}.actions{display:grid;grid-template-columns:1fr}.btn{width:100%}.footer-directory{grid-template-columns:1fr 1fr}.directory-item span{font-size:12px}.article-wrap{padding-top:30px}.article-body h2{font-size:21px}.modal-shell{padding:16px}.modal-head{top:-16px}
}
@media (max-width:340px){.footer-directory{grid-template-columns:1fr}.brand-copy strong{font-size:16px}.text-action{font-size:14px;padding:0 7px}.mobile-channel-grid{grid-template-columns:1fr 1fr}.channel-links{grid-template-columns:1fr 1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}