:root{
    --bg:#0C0B0A;--deep:#161311;--panel:#1C1916;--panel-2:#26221D;--paper:#F3E6D2;
    --title:#FFF8F0;--text:#EDE4D8;--muted:#B7A898;--soft:#8A7B6C;--red:#E11D2E;
    --red-hi:#FF4A4F;--wine:#8B1E2D;--rust:#E25A2A;--amber:#E2B14A;
    --border:rgba(226,177,74,.16);--border-strong:rgba(225,29,46,.40);--shadow:0 18px 44px rgba(0,0,0,.46);
}
*{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-x:hidden}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--title)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
button,input,summary{font:inherit}
button{cursor:pointer}
.site-header{border-bottom:1px solid var(--border);background:var(--deep)}
.header-inner{max-width:1280px;margin:0 auto;min-height:80px;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-logo,.footer-logo{display:block;height:34px;width:auto;max-width:170px;object-fit:contain}
.brand-text{font-weight:800;font-size:23px;letter-spacing:.08em;color:var(--title)}
.brand-en{font-size:13px;letter-spacing:.18em;color:var(--muted);white-space:nowrap}
.header-links{display:flex;align-items:center;gap:10px}
.header-links a{display:flex;align-items:center;min-height:44px;padding:6px 10px;color:var(--text);border-bottom:2px solid transparent}
.header-links a:hover,.header-links a:focus-visible{border-bottom-color:var(--red-hi)}
.tool-bar{max-width:1280px;margin:0 auto;padding:0 24px 16px;display:flex;gap:12px;align-items:flex-start}
.tool-details{flex:1;min-width:0;border:1px solid var(--border);background:var(--panel)}
.tool-details summary{min-height:44px;padding:8px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;list-style:none;font-weight:700;color:var(--title)}
.tool-details summary::-webkit-details-marker{display:none}
.tool-details[open] summary{border-bottom:1px solid var(--border-strong)}
.tool-panel{padding:18px}
.directory-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
.directory-group{min-width:0}
.directory-group h2,.footer-directory h2,.desktop-sidebar h2{margin:0 0 10px;color:var(--amber);font-size:13px;letter-spacing:.08em;font-weight:700}
.directory-group a,.search-item{display:block;min-height:44px;padding:8px 0;border-bottom:1px solid rgba(226,177,74,.08)}
.directory-group strong,.search-item strong{display:block;color:var(--title);font-size:15px}
.directory-group span,.search-item span{display:block;color:var(--muted);font-size:13px;line-height:1.55}
.directory-group a[aria-current="page"] strong{color:var(--red-hi)}
.tool-close{min-height:44px;margin-top:16px;padding:8px 16px;border:1px solid var(--border-strong);background:transparent;color:var(--text);border-radius:6px}
.site-search label{display:block;margin-bottom:8px;font-weight:700;color:var(--title)}
.search-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}
.search-row input{min-width:0;min-height:46px;padding:9px 12px;border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:6px}
.search-row button{min-height:46px;padding:8px 16px;border:0;border-radius:6px;background:var(--paper);color:#2A211B;font-weight:700}
.search-status,.search-empty{margin:12px 0;color:var(--muted);font-size:14px}
.search-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 20px}
.search-item[hidden]{display:none!important}
.site-shell{max-width:1280px;margin:0 auto;padding:36px 24px 0;display:grid;grid-template-columns:196px minmax(0,1fr);gap:24px;align-items:start}
.desktop-sidebar{min-width:0}
.desktop-sidebar section{margin-bottom:24px}
.desktop-sidebar a{position:relative;display:flex;align-items:center;min-height:44px;padding:7px 10px 7px 16px;color:var(--muted);border-radius:6px}
.desktop-sidebar a::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:2px;background:transparent;pointer-events:none}
.desktop-sidebar a:hover{background:var(--panel);color:var(--title)}
.desktop-sidebar a[aria-current="page"]{background:var(--panel-2);color:var(--title);font-weight:700}
.desktop-sidebar a[aria-current="page"]::before{background:var(--red-hi)}
.full-directory-link{border:1px solid var(--border)}
#main-content{min-width:0}
.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px;color:var(--muted);font-size:14px}
.breadcrumb a:hover{color:var(--red-hi)}
.page-hero{margin-bottom:40px;border-bottom:1px solid var(--border);padding-bottom:24px}
.eyebrow{margin:0 0 8px;color:var(--red-hi);font-size:13px;font-weight:800;letter-spacing:.12em}
h1{margin:.15em 0 .55em;color:var(--title);font-size:clamp(28px,3vw,32px);line-height:1.3}
h2{color:var(--title);line-height:1.45}
h3{color:var(--paper);line-height:1.5}
.lead{max-width:800px;margin:0;color:var(--muted);font-size:17px}
.article{max-width:800px}
.article.wide{max-width:none}
.article-section{padding:0 0 42px;margin:0 0 42px;border-bottom:1px solid var(--border)}
.article-section:last-child{border-bottom:0}
.article-section h2{margin:0 0 14px;font-size:23px}
.article-section h3{margin:24px 0 8px;font-size:18px}
.article-section p{margin:0 0 16px}
.article-section ul{padding-left:1.2em}
.article-section li{margin:8px 0}
.section-note{padding:16px 18px;background:var(--panel-2);border-left:3px solid var(--red);color:var(--text)}
.paper-note{background:var(--paper);color:#33271F;padding:18px;border-radius:8px}
.paper-note h2,.paper-note h3{color:#221914}
.editor-observation{border-left:3px solid var(--rust);padding-left:18px}
.editor-observation .tag{display:inline-block;margin-bottom:8px;color:var(--amber);font-size:13px;font-weight:800}
.content-image{display:block;width:auto;max-width:100%;height:auto;max-height:240px;object-fit:contain;object-position:center;margin:0 auto}
.image-fallback{display:flex;align-items:center;justify-content:center;min-height:132px;max-height:180px;padding:28px;background:linear-gradient(135deg,var(--deep),var(--wine));border:1px solid var(--border-strong);color:var(--paper);text-align:center;border-radius:6px}
.image-fallback span{font-weight:800;letter-spacing:.08em}
.figure{margin:0;padding:18px;background:var(--panel);border:1px solid var(--border)}
.figure figcaption{margin-top:10px;color:var(--muted);font-size:13px;text-align:center}
.cover-image{max-height:300px}
.app-image{max-height:420px}
.home-section{margin:0 0 52px}
.home-section>.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}
.section-heading h2{margin:0;font-size:24px}
.section-heading p{margin:0;color:var(--muted);max-width:620px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:center;padding:28px;border:1px solid var(--border);background:var(--panel)}
.hero-copy .lead{margin-bottom:20px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 16px;border-radius:6px;font-weight:800}
.button-primary{background:linear-gradient(135deg,#FF4A4F 0%,#E11D2E 46%,#E25A2A 100%);color:#FFF8F0}
.button-secondary{background:var(--paper);color:#2A211B}
.path-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.path-card{min-width:0;padding:16px;border-top:2px solid var(--red);background:var(--panel)}
.path-card strong{display:block;color:var(--title);font-size:17px}
.path-card span{display:block;margin-top:6px;color:var(--muted);font-size:14px}
.digest-layout{display:grid;grid-template-columns:minmax(220px,.72fr) minmax(0,1.55fr);gap:26px;align-items:start}
.digest-list article{padding:0 0 18px;margin:0 0 18px;border-bottom:1px solid var(--border)}
.digest-list h3{margin:0 0 7px}
.digest-list p{margin:0 0 8px;color:var(--muted)}
.read-more{display:inline-flex;min-height:44px;align-items:center;color:var(--red-hi);font-weight:800}
.feature-stack{display:grid;gap:22px}
.feature-stack .figure{padding:14px}
.mini-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.mini-card{padding:16px;border-top:1px solid var(--border-strong);background:var(--panel)}
.mini-card h3{margin:0 0 8px;font-size:16px}
.mini-card p{margin:0;color:var(--muted);font-size:14px}
.editorial-pair{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:start}
.editorial-unit{min-width:0;padding:18px;background:var(--panel);border:1px solid var(--border)}
.editorial-unit h3{font-size:21px;margin:16px 0 8px}
.editorial-unit p{color:var(--muted)}
.editorial-unit .content-image{max-height:240px}
.band{display:grid;grid-template-columns:minmax(240px,.85fr) minmax(0,1.5fr);gap:24px;align-items:center;padding:22px 0;border-top:1px solid var(--border)}
.band:last-child{border-bottom:1px solid var(--border)}
.compare-grid,.status-grid,.text-units{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.compare-grid article,.status-card,.text-unit{padding:18px;background:var(--panel);border:1px solid var(--border)}
.compare-grid h3,.status-card h3,.text-unit h3{margin:0 0 8px;font-size:17px}
.compare-grid p,.status-card p,.text-unit p{margin:0;color:var(--muted);font-size:14px}
.status-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.status-card{border-top:2px solid var(--amber)}
.theme-block{padding:20px 0;border-top:1px solid var(--border)}
.theme-block h3{margin:0 0 8px}
.theme-block p{max-width:800px}
.redline-block{padding:22px 0 22px 20px;border-left:2px solid var(--red)}
.mobile-reading{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(220px,.6fr);gap:26px;align-items:center}
.mobile-reading .figure{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center}
.mobile-reading .mark-image{max-height:72px}
.related-links{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0 10px}
.related-links a{display:inline-flex;align-items:center;min-height:44px;padding:7px 12px;border:1px solid var(--border);border-radius:6px;color:var(--muted)}
.related-links a:hover{border-color:var(--red);color:var(--title)}
.article-toc{padding:18px;margin:0 0 34px;background:var(--panel);border:1px solid var(--border)}
.article-toc strong{display:block;margin-bottom:8px;color:var(--title)}
.article-toc a{display:inline-flex;min-height:44px;align-items:center;margin-right:14px;color:var(--muted)}
.fact-opinion-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fact-opinion-grid article{padding:18px;background:var(--panel)}
.table-like{border:1px solid var(--border)}
.table-row{display:grid;grid-template-columns:150px minmax(0,1fr);border-bottom:1px solid var(--border)}
.table-row:last-child{border-bottom:0}
.table-row strong,.table-row span{padding:12px 14px}
.table-row strong{background:var(--panel-2);color:var(--paper)}
.table-row span{background:var(--panel)}
.faq-list details{border-bottom:1px solid var(--border);padding:4px 0}
.faq-list summary{display:flex;align-items:center;min-height:52px;cursor:pointer;color:var(--title);font-weight:800}
.faq-list details p{margin:0 0 18px;color:var(--muted)}
.site-footer{margin-top:58px;border-top:1px solid var(--red);background:#080706;color:#D8CBBA}
.footer-inner{max-width:1280px;margin:0 auto;padding:34px 24px 92px}
.footer-brand{max-width:760px;margin-bottom:28px}
.footer-brand-row{display:flex;align-items:center;gap:12px;color:var(--title)}
.footer-brand p{color:#B7A898}
.footer-directory{scroll-margin-top:20px}
.footer-home{display:inline-flex;min-height:44px;align-items:center;color:var(--title);font-weight:800}
.footer-groups{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
.footer-groups section{min-width:0}
.footer-groups a{display:flex;min-height:38px;align-items:center;color:#B7A898}
.footer-groups a:hover,.footer-groups a[aria-current="page"]{color:var(--red-hi)}
.copyright{margin:28px 0 0;color:#8A7B6C;font-size:14px}
.mobile-nav{display:none}
@media (min-width:1100px) and (min-height:760px){
    .desktop-sidebar{position:sticky;top:18px}
}
@media (max-width:1099px){
    .site-shell{display:block}
    .desktop-sidebar{display:none}
    .directory-tool{display:block}
}
@media (min-width:1100px){
    .directory-tool{display:none}
}
@media (max-width:900px){
    .directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .search-results{grid-template-columns:repeat(2,minmax(0,1fr))}
    .path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .status-grid,.compare-grid,.text-units{grid-template-columns:repeat(2,minmax(0,1fr))}
    .footer-groups{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:767px){
    body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
    .header-inner{min-height:64px;padding:10px 16px}
    .brand{gap:8px}
    .brand-logo{height:30px;max-width:132px}
    .brand-en{font-size:11px;letter-spacing:.08em}
    .header-links{gap:4px}
    .header-links a{padding:5px 7px}
    .optional-link{display:none!important}
    .tool-bar{padding:0 16px 12px;display:grid;grid-template-columns:1fr 1fr}
    .tool-details{width:100%}
    .tool-details[open]{grid-column:1/-1}
    .tool-panel{padding:14px}
    .directory-grid{grid-template-columns:1fr}
    .search-results{grid-template-columns:1fr}
    .site-shell{padding:28px 16px 0}
    h1{font-size:clamp(24px,7.4vw,28px)}
    .lead{font-size:16px}
    .page-hero{margin-bottom:32px}
    .article-section{padding-bottom:32px;margin-bottom:32px}
    .home-section{margin-bottom:36px}
    .home-section>.section-heading{display:block}
    .section-heading p{margin-top:6px}
    .hero-grid,.digest-layout,.editorial-pair,.band,.mobile-reading{grid-template-columns:1fr}
    .hero-copy{order:1}
    .hero-grid .figure{order:2}
    .cover-image{max-height:260px}
    .app-image{max-height:360px}
    .path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .mini-grid,.compare-grid,.status-grid,.text-units,.fact-opinion-grid{grid-template-columns:1fr}
    .mobile-reading .figure{grid-template-columns:1fr}
    .table-row{grid-template-columns:1fr}
    .table-row strong{padding-bottom:5px}
    .table-row span{padding-top:5px}
    .footer-inner{padding:30px 16px calc(92px + env(safe-area-inset-bottom))}
    .footer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}
    .mobile-nav{position:fixed;z-index:20;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:#0B0908;border-top:1px solid var(--border-strong)}
    .mobile-nav a{display:flex;align-items:center;justify-content:center;min-height:56px;padding:6px 4px;color:var(--muted);font-size:13px;font-weight:700}
    .mobile-nav a[aria-current="page"]{color:var(--red-hi);background:rgba(225,29,46,.08)}
}
@media (max-width:390px){
    .brand-en{display:none}
    .tool-bar{gap:8px}
    .tool-details summary{padding:8px 10px}
    .path-grid{gap:8px}
    .path-card{padding:13px}
}