:root{
    --bg:#17171A;--bg-deep:#121214;--panel:#222226;--panel-2:#29292e;--text:#F1EEEE;--muted:#A9A3A6;--brand:#C84A5A;--copper:#D08A48;--accent:#E59A3A;--line:rgba(241,238,238,.12);--line-strong:rgba(241,238,238,.2);--shadow:0 24px 60px rgba(0,0,0,.28);--radius:20px;--radius-sm:12px;--shell:1180px;--reading:760px
}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}body.menu-open,body.search-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}.shell{width:min(calc(100% - 48px),var(--shell));margin-inline:auto}.skip-link{position:fixed;left:18px;top:-80px;background:var(--accent);color:#16120d;padding:10px 16px;border-radius:8px;z-index:1000;font-weight:800}.skip-link:focus{top:18px}.sr-only{position:absolute;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:50;background:rgba(18,18,20,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.header-inner{min-height:78px;display:flex;align-items:center;gap:28px}.brand{display:inline-flex;align-items:center;gap:12px;min-width:max-content}.brand img{border-radius:14px;object-fit:cover;background:var(--panel)}.brand-copy{display:grid;gap:1px}.brand-copy strong{font-size:18px;letter-spacing:.02em}.brand-copy small{font-size:11px;color:var(--muted);letter-spacing:.08em}.primary-nav{margin-left:auto;display:flex;align-items:center;gap:6px}.primary-nav a{padding:10px 12px;border-radius:10px;font-size:14px;color:#d5d0d2}.primary-nav a:hover,.primary-nav a.is-active{background:var(--panel);color:var(--text)}.primary-nav a.is-active{box-shadow:inset 0 -2px 0 var(--brand)}.search-trigger{margin-left:4px;border:1px solid var(--line);background:transparent;border-radius:999px;padding:9px 14px;cursor:pointer}.search-trigger:hover{border-color:var(--copper);color:#fff}.menu-toggle{display:none;margin-left:auto;border:0;background:transparent;width:42px;height:42px;padding:9px;cursor:pointer}.menu-toggle span:not(.sr-only){display:block;height:2px;background:var(--text);margin:5px 0;border-radius:2px}
.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;z-index:100}.search-backdrop{position:absolute;inset:0;background:rgba(5,5,6,.76);backdrop-filter:blur(10px)}.search-dialog{position:relative;z-index:1;width:min(calc(100% - 32px),680px);margin:12vh auto 0;padding:34px;background:var(--panel);border:1px solid var(--line-strong);border-radius:24px;box-shadow:var(--shadow)}.search-close{position:absolute;right:18px;top:14px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:transparent;cursor:pointer;font-size:28px;line-height:1}.search-dialog h2{font-size:clamp(26px,4vw,40px);line-height:1.15;margin:10px 44px 24px 0}.search-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}.search-row{display:flex;gap:10px}.search-row input{min-width:0;flex:1;background:var(--bg-deep);color:var(--text);border:1px solid var(--line-strong);border-radius:12px;padding:13px 15px;outline:none}.search-row input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(229,154,58,.12)}.search-row button{border:0;background:var(--accent);color:#1c1308;font-weight:800;border-radius:12px;padding:0 20px;cursor:pointer}.search-note{margin:12px 0 0;color:var(--muted);font-size:13px}
.eyebrow{margin:0 0 12px;color:#e3aa65;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800}.lead{font-size:clamp(17px,2vw,20px);color:#c8c2c5;max-width:780px;margin:22px 0 0}.home-hero{padding:70px 0 54px;background:radial-gradient(circle at 85% 10%,rgba(200,74,90,.19),transparent 36%),linear-gradient(180deg,#151518,var(--bg))}.home-hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:58px;align-items:center}.hero-copy h1,.inner-hero h1,.faq-hero h1,.search-page-hero h1,.not-found h1{font-size:clamp(40px,6vw,72px);line-height:1.05;letter-spacing:-.04em;margin:0;max-width:900px}.hero-lead{font-size:18px;color:#c9c4c6;max-width:700px;margin:26px 0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 34px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;border:1px solid transparent}.button.primary{background:var(--brand);color:#fff}.button.primary:hover{background:#d35a69}.button.secondary{background:transparent;border-color:var(--line-strong)}.button.secondary:hover{border-color:var(--copper);background:rgba(208,138,72,.07)}.hero-meta{display:flex;gap:38px;margin:0;padding:0}.hero-meta div{display:grid;gap:4px}.hero-meta dt{font-size:12px;color:var(--muted)}.hero-meta dd{margin:0;font-size:14px;font-weight:800}.hero-visual{margin:0;position:relative}.hero-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:28px;box-shadow:var(--shadow);border:1px solid var(--line-strong)}.hero-visual:before{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid rgba(208,138,72,.3);border-radius:28px;z-index:-1}.hero-visual figcaption{position:absolute;left:18px;right:18px;bottom:18px;background:rgba(18,18,20,.76);border:1px solid var(--line);backdrop-filter:blur(12px);padding:12px 14px;border-radius:12px;color:#d6d0d2;font-size:13px}
.section-block{padding:84px 0;border-top:1px solid var(--line)}.narrow-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px;align-items:start}.narrow-grid h2,.section-title-row h2,.focus-copy h2,.app-copy h2,.guide-copy h2,.diagnostic-grid h2,.light-topic h2,.faq-preview h2,.home-about h2{font-size:clamp(30px,4vw,48px);line-height:1.13;letter-spacing:-.03em;margin:0}.prose{max-width:var(--reading)}.prose p{color:#c6c0c3;margin:0 0 1.35em;font-size:16px}.prose p:last-child{margin-bottom:0}.path-section{background:var(--bg-deep)}.section-title-row{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:38px}.section-title-row>p{max-width:440px;color:var(--muted);margin:0}.path-list{border-top:1px solid var(--line-strong)}.path-row{display:grid;grid-template-columns:150px 1fr 250px;gap:34px;padding:26px 0;border-bottom:1px solid var(--line);align-items:center}.path-kicker{color:var(--copper);font-size:12px;font-weight:800;letter-spacing:.08em;margin:0}.path-row h3{margin:0 0 6px;font-size:22px}.path-row p{margin:0;color:var(--muted)}.path-row>a{justify-self:end;display:inline-flex;gap:18px;align-items:center;font-weight:800}.path-row>a span{color:var(--accent);font-size:20px}.focus-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:70px;align-items:center}.focus-grid figure{margin:0}.focus-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px;border:1px solid var(--line)}.focus-copy p,.app-copy p,.guide-copy p,.diagnostic-grid p,.light-topic p,.faq-preview p{color:#c6c0c3}.text-link{display:inline-flex;gap:12px;align-items:center;margin-top:14px;font-weight:800;color:#f0e8e2}.text-link span{color:var(--accent)}.app-band{background:linear-gradient(135deg,rgba(200,74,90,.11),rgba(208,138,72,.05))}.app-band-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.app-media-stack{display:grid;grid-template-columns:1.15fr .85fr;gap:14px;align-items:end}.app-media-stack img{width:100%;object-fit:cover;border-radius:20px;border:1px solid var(--line)}.app-media-stack img:first-child{aspect-ratio:4/5}.app-media-stack img:last-child{aspect-ratio:3/4}.inline-links{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:24px}.inline-links a{font-weight:800;border-bottom:1px solid var(--copper);padding-bottom:2px}.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}.check-grid article{background:var(--panel);padding:26px}.check-grid span{font-size:12px;color:var(--accent);font-weight:900}.check-grid h3{font-size:19px;margin:28px 0 8px}.check-grid p{color:var(--muted);margin:0;font-size:14px}.guide-split{background:var(--bg-deep)}.guide-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.guide-copy ol{margin:26px 0;padding:0;list-style:none;display:grid;gap:12px}.guide-copy li{padding:13px 0 13px 18px;border-left:2px solid var(--brand);color:#c7c0c3}.guide-grid figure{margin:0}.guide-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}.diagnostic-strip{padding:58px 0}.diagnostic-grid{display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}.diagnostic-grid h2{font-size:clamp(28px,3.2vw,42px)}.diagnostic-grid .text-link{white-space:nowrap;margin:0;border:1px solid var(--line-strong);padding:13px 16px;border-radius:12px}.light-topic-grid{display:grid;grid-template-columns:.74fr 1.26fr;gap:60px;align-items:center}.light-topic figure{margin:0}.light-topic img{aspect-ratio:16/10;object-fit:cover;border-radius:20px;border:1px solid var(--line)}.faq-preview{background:var(--bg-deep)}.faq-preview-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:70px;align-items:start}.mini-faq{display:grid;gap:8px}.mini-faq details,.faq-list details{background:var(--panel);border:1px solid var(--line);border-radius:14px}.mini-faq summary,.faq-list summary{cursor:pointer;padding:18px 20px;font-weight:800}.mini-faq details p{margin:0;padding:0 20px 20px;color:var(--muted)}.about-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.inner-hero{padding:60px 0 46px;background:radial-gradient(circle at 80% 0,rgba(208,138,72,.12),transparent 30%),var(--bg-deep);border-bottom:1px solid var(--line)}.inner-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.inner-hero h1{font-size:clamp(38px,5vw,62px)}.inner-hero-media{margin:0}.inner-hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px;border:1px solid var(--line)}.breadcrumbs{margin-bottom:28px}.breadcrumbs ol{list-style:none;display:flex;gap:0;margin:0;padding:0;flex-wrap:wrap}.breadcrumbs li{font-size:12px;color:var(--muted)}.breadcrumbs li:not(:last-child):after{content:"/";margin:0 9px;color:#625e60}.breadcrumbs a:hover{color:var(--text)}.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:70px;padding-top:70px;padding-bottom:90px}.content-article{min-width:0}.content-section{padding:0 0 64px;margin-bottom:64px;border-bottom:1px solid var(--line)}.content-section:last-child{margin-bottom:0;border-bottom:0}.section-heading{display:grid;grid-template-columns:46px 1fr;gap:18px;margin-bottom:28px}.section-heading>span{color:var(--accent);font-size:12px;font-weight:900;padding-top:7px}.section-heading h2{font-size:clamp(27px,3vw,38px);line-height:1.18;margin:0 0 8px}.section-heading p{color:var(--muted);margin:0;max-width:700px}.info-list{margin:30px 0 0;border-top:1px solid var(--line)}.info-row{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:start;padding:20px 0;border-bottom:1px solid var(--line);transition:background .2s ease}.info-row h3{margin:0 0 5px;font-size:18px}.info-row p{margin:0;color:var(--muted);font-size:14px}.info-row[href]:hover{background:rgba(255,255,255,.025)}.item-step{color:var(--accent);font-size:12px;padding-top:4px}.row-arrow{color:var(--copper);font-size:20px}.section-links{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}.section-links a{font-weight:800;display:inline-flex;gap:10px}.section-links a span{color:var(--accent)}.context-aside{align-self:start;position:sticky;top:110px}.aside-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.aside-card h2{font-size:20px;margin:0 0 18px}.aside-card>a{display:block;padding:12px 0;border-top:1px solid var(--line);font-size:14px}.aside-card>a:hover{color:#f6b766}
.layout-steps .info-row{grid-template-columns:42px 1fr auto}.layout-timeline .content-section{position:relative;padding-left:28px;border-left:1px solid rgba(229,154,58,.25);border-bottom:0;margin-bottom:10px;padding-bottom:58px}.layout-timeline .section-heading{grid-template-columns:1fr}.layout-timeline .section-heading>span{position:absolute;left:-17px;top:0;background:var(--bg);border:1px solid rgba(229,154,58,.5);border-radius:999px;width:34px;height:34px;display:grid;place-items:center;padding:0}.layout-text .article-shell{grid-template-columns:minmax(0,820px) 280px}.layout-index .info-row[href]{padding:22px 14px}.layout-checklist .info-row{background:rgba(255,255,255,.018);padding-left:16px;padding-right:16px}
.faq-hero{padding:60px 0 48px;background:var(--bg-deep);border-bottom:1px solid var(--line)}.faq-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}.faq-hero h1{font-size:clamp(38px,5vw,62px)}.faq-hero figure{margin:0}.faq-hero img{aspect-ratio:4/3;object-fit:cover;border-radius:22px}.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:70px}.faq-list{display:grid;gap:10px}.faq-list details{overflow:hidden}.faq-list summary{display:flex;gap:16px;align-items:flex-start;font-size:17px;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--accent);font-size:11px;min-width:24px;padding-top:4px}.faq-list details>div{padding:0 20px 20px 60px;color:#c8c2c5}.faq-list details>div p{margin:0}.faq-list details[open]{border-color:rgba(208,138,72,.34)}
.search-page-hero{padding:62px 0 42px;background:var(--bg-deep);border-bottom:1px solid var(--line)}.search-page-hero h1{font-size:clamp(38px,5vw,62px)}.search-form-page{max-width:720px;margin-top:28px}.result-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:28px}.result-heading h2{margin:0;font-size:30px}.result-heading p{margin:0;color:var(--muted)}.result-list{display:grid;gap:12px}.result-list article{background:var(--panel);border:1px solid var(--line);padding:24px;border-radius:16px}.result-type{color:var(--accent)!important;font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.result-list h2{font-size:22px;margin:4px 0 8px}.result-list h2 a:hover{color:#f0b464}.result-list p{color:var(--muted);margin:0}.empty-state{padding:46px;background:var(--panel);border:1px solid var(--line);border-radius:20px}.empty-state h2{margin:0 0 8px;font-size:30px}.empty-state p{color:var(--muted)}.tag-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.tag-links a{border:1px solid var(--line-strong);padding:8px 12px;border-radius:999px}.tag-links a:hover{border-color:var(--copper)}
.not-found{min-height:68vh;display:grid;align-items:center;padding:70px 0}.not-found-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.not-found h1{font-size:clamp(42px,6vw,70px)}.not-found-links{display:grid;gap:10px}.not-found-links a{display:grid;gap:4px;background:var(--panel);border:1px solid var(--line);padding:18px;border-radius:14px}.not-found-links a:hover{border-color:rgba(208,138,72,.5)}.not-found-links span{font-size:13px;color:var(--muted)}
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:70px}.brand-footer{margin-bottom:18px}.footer-brand p{color:var(--muted);max-width:420px;font-size:14px}.footer-links{display:grid;align-content:start;gap:8px}.footer-links h2{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--copper);margin:0 0 10px}.footer-links a{font-size:14px;color:#c9c3c5;padding:3px 0}.footer-links a:hover{color:#fff}.footer-bottom{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:#777174;font-size:12px}.footer-bottom p{margin:0}
@media (max-width:1100px){.primary-nav{gap:2px}.primary-nav a{padding:9px 8px}.home-hero-grid,.inner-hero-grid,.faq-hero-grid{grid-template-columns:1fr .78fr;gap:40px}.article-shell,.faq-layout{grid-template-columns:minmax(0,1fr) 260px;gap:42px}.check-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){.shell{width:min(calc(100% - 36px),var(--shell))}.menu-toggle{display:block}.primary-nav{position:fixed;left:18px;right:18px;top:88px;display:none;margin:0;background:var(--panel);border:1px solid var(--line-strong);border-radius:16px;padding:12px;box-shadow:var(--shadow)}.primary-nav.is-open{display:grid}.primary-nav a{padding:12px}.search-trigger{margin-left:0}.home-hero-grid,.inner-hero-grid,.faq-hero-grid,.focus-grid,.app-band-grid,.guide-grid,.faq-preview-grid,.light-topic-grid,.not-found-grid{grid-template-columns:1fr}.home-hero{padding-top:52px}.hero-visual{max-width:620px}.hero-visual img{aspect-ratio:16/10}.inner-hero-media img,.faq-hero img{aspect-ratio:16/8}.narrow-grid,.about-grid{grid-template-columns:1fr;gap:30px}.section-title-row{align-items:start;flex-direction:column;gap:14px}.path-row{grid-template-columns:130px 1fr}.path-row>a{grid-column:2;justify-self:start}.article-shell,.faq-layout{grid-template-columns:1fr}.context-aside{position:static}.app-media-stack{max-width:620px}.diagnostic-grid{grid-template-columns:1fr;gap:18px}.diagnostic-grid .text-link{justify-self:start}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media (max-width:600px){.shell{width:min(calc(100% - 28px),var(--shell))}.header-inner{min-height:68px;gap:12px}.brand-copy small{display:none}.brand img{width:40px;height:40px}.search-trigger{font-size:0;width:40px;height:40px;border-radius:50%;padding:0}.search-trigger:after{content:"⌕";font-size:22px}.search-dialog{padding:26px 20px;margin-top:10vh}.search-row{flex-direction:column}.search-row button{min-height:44px}.home-hero{padding:40px 0}.hero-copy h1,.inner-hero h1,.faq-hero h1,.search-page-hero h1,.not-found h1{font-size:clamp(36px,11vw,50px)}.hero-lead{font-size:16px}.hero-meta{flex-direction:column;gap:12px}.section-block{padding:62px 0}.check-grid{grid-template-columns:1fr}.path-row{grid-template-columns:1fr;gap:10px}.path-row>a{grid-column:1}.app-media-stack{grid-template-columns:1fr 1fr}.article-shell{padding-top:48px;padding-bottom:68px}.content-section{padding-bottom:46px;margin-bottom:46px}.section-heading{grid-template-columns:34px 1fr;gap:10px}.info-row{grid-template-columns:1fr auto}.item-step{grid-column:1/-1}.layout-steps .info-row{grid-template-columns:1fr auto}.footer-grid{grid-template-columns:1fr;gap:34px}.footer-brand{grid-column:auto}.footer-bottom{flex-direction:column}.faq-list details>div{padding-left:20px}.faq-list summary{font-size:15px}.result-heading{display:block}.result-heading p{margin-top:8px}.not-found{padding:50px 0}.home-about .inline-links{display:grid}.focus-grid,.light-topic-grid{gap:34px}}
@media (max-width:390px){.shell{width:min(calc(100% - 22px),var(--shell))}.header-inner{gap:7px}.brand-copy strong{font-size:16px}.menu-toggle,.search-trigger{width:38px;height:38px}.hero-actions{display:grid}.button{width:100%}.app-media-stack{grid-template-columns:1fr}.app-media-stack img:first-child,.app-media-stack img:last-child{aspect-ratio:16/10}}