*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#0C0B0A;color:#EDE4D8;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(1280px,calc(100% - 40px));margin:0 auto}.skip-link{position:absolute;left:16px;top:-80px;background:#F3E6D2;color:#251a14;padding:10px 14px;z-index:1000;border-radius:6px}.skip-link:focus{top:12px}.site-header{background:#0C0B0A;border-bottom:1px solid rgba(226,177,74,.16)}.header-row{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;min-width:0}.brand-logo{display:block;height:32px;width:auto;max-width:180px;object-fit:contain}.brand-text-logo{font-weight:800;font-size:24px;color:#FFF8F0;letter-spacing:.06em}.brand-en{font-size:12px;letter-spacing:.18em;color:#B7A898;white-space:nowrap}.header-shortcuts{display:flex;gap:10px}.header-shortcuts a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid rgba(226,177,74,.16);border-radius:6px;color:#D8CBBA}.header-shortcuts a:hover,.header-shortcuts a:focus-visible,.header-shortcuts a[aria-current="page"]{border-color:rgba(225,29,46,.5);color:#FFF8F0;background:#1C1916}.tool-zone{border-bottom:1px solid rgba(226,177,74,.12);background:#161311}.tool-grid{display:flex;gap:12px;padding:12px 0}.directory-panel{display:none}.tool-panel{flex:0 1 260px}.tool-panel summary{list-style:none;cursor:pointer;min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid rgba(226,177,74,.16);border-radius:6px;padding:8px 14px;color:#FFF8F0;background:#1C1916}.tool-panel summary::-webkit-details-marker{display:none}.tool-panel[open]{flex:1 1 100%}.tool-panel[open] summary span{transform:rotate(45deg)}.tool-content{margin-top:10px;padding:18px;background:#1C1916;border:1px solid rgba(226,177,74,.16);border-radius:8px}.directory-groups{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.directory-group{min-width:0}.directory-group h2,.sidebar-group h2,.footer-directory h2{font-size:12px;letter-spacing:.14em;color:#E2B14A;margin:0 0 10px;text-transform:none}.directory-link{display:block;padding:10px 0;border-top:1px solid rgba(226,177,74,.1)}.directory-link strong,.directory-link span{display:block}.directory-link strong{font-size:15px;color:#FFF8F0}.directory-link span{font-size:13px;line-height:1.55;color:#B7A898}.directory-link[aria-current="page"] strong{color:#FF4A4F}.tool-close{grid-column:1/-1;justify-self:start;min-height:44px;border:1px solid rgba(225,29,46,.4);background:#26221D;color:#FFF8F0;border-radius:6px;padding:8px 14px;cursor:pointer}.site-search label{display:block;font-weight:700;color:#FFF8F0;margin-bottom:8px}.search-controls{display:flex;gap:8px}.search-controls input{width:100%;min-width:0;min-height:44px;background:#0C0B0A;color:#FFF8F0;border:1px solid rgba(226,177,74,.2);border-radius:6px;padding:8px 12px}.search-controls button{min-height:44px;padding:8px 14px;border-radius:6px;border:0;background:#F3E6D2;color:#2b2019;cursor:pointer}.search-status,.search-empty{color:#B7A898;font-size:14px;margin:10px 0}.search-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:12px 0}.search-result{min-width:0;padding:10px 12px;border:1px solid rgba(226,177,74,.12);border-radius:6px;background:#161311}.search-result strong,.search-result span{display:block}.search-result strong{color:#FFF8F0}.search-result span{font-size:13px;color:#B7A898}.site-layout{display:grid;grid-template-columns:196px minmax(0,1fr);gap:24px;align-items:start;padding-top:34px}.sidebar{min-width:0}.sidebar-home,.sidebar-group a,.full-directory{display:block;min-height:44px;padding:9px 12px;border-left:3px solid transparent;color:#B7A898}.sidebar-home{margin-bottom:14px;border:1px solid rgba(226,177,74,.14);border-left-width:3px;border-radius:4px}.sidebar-group{margin:0 0 18px}.sidebar-group h2{padding:0 12px}.sidebar a:hover,.sidebar a:focus-visible,.sidebar a.is-current,.sidebar a[aria-current="page"]{color:#FFF8F0;background:#1C1916;border-left-color:#E11D2E}.full-directory{margin-top:8px;color:#E2B14A}.main-content{min-width:0;padding-bottom:64px}.page-head{border-bottom:1px solid rgba(226,177,74,.16);padding:8px 0 26px;margin-bottom:34px}.breadcrumb{font-size:13px;color:#8A7B6C;margin-bottom:12px}.breadcrumb a{color:#B7A898}.eyebrow{font-size:13px;letter-spacing:.14em;color:#E2B14A;margin:0 0 8px}.page-head h1,.hero-copy h1{font-size:clamp(28px,3.2vw,32px);line-height:1.25;color:#FFF8F0;margin:0 0 12px}.page-intro{max-width:800px;color:#D8CBBA;margin:0}.content-section{margin:44px 0}.content-section>h2{font-size:22px;line-height:1.4;color:#FFF8F0;margin:0 0 16px}.content-section>h2:before{content:"";display:inline-block;width:4px;height:18px;margin-right:10px;background:#E11D2E;vertical-align:-2px}.article-column{max-width:780px}.article-column p,.content-section p{margin:0 0 16px}.muted{color:#B7A898}.note-box{max-width:800px;background:#F3E6D2;color:#33251e;border-left:4px solid #E11D2E;padding:18px 20px;border-radius:6px;margin:24px 0}.note-box h3{margin:0 0 8px;color:#1a1310}.note-box p{margin:0}.section-link,.text-link{display:inline-flex;min-height:44px;align-items:center;gap:8px;color:#FFF8F0;border-bottom:1px solid rgba(225,29,46,.5)}.section-link:hover,.section-link:focus-visible,.text-link:hover,.text-link:focus-visible{color:#FF4A4F}.media-frame{margin:0;display:flex;justify-content:center;align-items:center;min-width:0;padding:10px;background:#161311;border:1px solid rgba(226,177,74,.12);border-radius:8px;overflow:hidden}.media-frame img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;object-position:center}.media-fallback{min-height:140px;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(135deg,#161311,#2a1718);border:1px solid rgba(225,29,46,.28);border-radius:8px;color:#D8CBBA;padding:20px}.media-fallback span{font-size:14px;letter-spacing:.08em}.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;margin:8px 0 48px}.hero-copy{min-width:0}.hero-copy .lead{font-size:18px;max-width:680px;color:#D8CBBA}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:9px 16px;border-radius:6px}.btn-primary{background:linear-gradient(135deg,#FF4A4F 0%,#E11D2E 46%,#E25A2A 100%);color:#FFF8F0}.btn-secondary{background:#F3E6D2;color:#33251e}.hero-media img{max-height:300px}.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 #E11D2E;background:#161311}.path-card strong{display:block;color:#FFF8F0;margin-bottom:6px}.path-card span{display:block;font-size:14px;color:#B7A898}.digest-grid{display:grid;grid-template-columns:minmax(220px,.75fr) minmax(0,1.7fr);gap:24px;align-items:start}.digest-list article{padding:14px 0;border-bottom:1px solid rgba(226,177,74,.12)}.digest-list article:first-child{padding-top:0}.digest-list h3{font-size:18px;line-height:1.5;margin:0 0 8px;color:#FFF8F0}.feature-media-top{margin-bottom:22px}.feature-media-top img{max-height:240px}.subgrid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}.mini-point{padding:16px;background:#161311;border-top:1px solid rgba(225,29,46,.4)}.mini-point h3{font-size:16px;margin:0 0 8px;color:#FFF8F0}.mini-point p{font-size:14px;margin:0;color:#B7A898}.editorial-pair{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.editorial-unit{min-width:0;padding:18px;background:#161311;border:1px solid rgba(226,177,74,.12);border-radius:8px}.editorial-unit h3{font-size:20px;color:#FFF8F0;line-height:1.45}.editorial-unit .media-frame{margin-bottom:16px}.editorial-unit img{max-height:240px}.reading-points{margin:12px 0 0;padding:0;list-style:none}.reading-points li{padding:10px 0;border-top:1px solid rgba(226,177,74,.1);font-size:14px;color:#B7A898}.split-band{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);gap:24px;align-items:center}.split-band.reverse{grid-template-columns:minmax(260px,.8fr) minmax(0,1fr)}.split-band img{max-height:260px}.reading-band{display:grid;grid-template-columns:minmax(240px,.72fr) minmax(0,1.28fr);gap:24px;align-items:center;padding:20px 0;border-top:1px solid rgba(226,177,74,.15)}.reading-band:last-child{border-bottom:1px solid rgba(226,177,74,.15)}.reading-band img{max-height:240px}.paper-panel{background:#F3E6D2;color:#30221a;padding:22px;border-radius:8px}.paper-panel h2,.paper-panel h3{color:#1a1310}.compare-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}.compare-grid article{background:#fff8ee;padding:16px;border-top:3px solid #8B1E2D}.compare-grid h3{margin:0 0 8px;color:#291a14;font-size:16px}.compare-grid p{margin:0;color:#58473c;font-size:14px}.track-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:18px;border:1px solid rgba(226,177,74,.16)}.track-grid article{padding:16px;border-right:1px solid rgba(226,177,74,.12)}.track-grid article:last-child{border-right:0}.track-grid h3{font-size:15px;color:#FFF8F0;margin:0 0 8px}.track-grid p{font-size:14px;color:#B7A898;margin:0}.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.status-card{padding:16px;background:#161311;border:1px solid rgba(226,177,74,.12);border-left:3px solid #E2B14A}.status-card h3{margin:0 0 8px;color:#FFF8F0;font-size:16px}.status-card p{font-size:14px;color:#B7A898;margin:0}.topic-list{border-top:1px solid rgba(226,177,74,.14)}.topic-entry{padding:20px 0;border-bottom:1px solid rgba(226,177,74,.14)}.topic-entry h3{margin:0 0 8px;color:#FFF8F0}.observation-label{display:inline-block;font-size:12px;letter-spacing:.12em;color:#F3E6D2;background:#8B1E2D;padding:3px 7px;border-radius:4px;margin-bottom:8px}.clue-strip{padding:24px 0 24px 20px;border-left:2px solid #E11D2E}.link-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px}.mobile-feature{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(220px,.8fr);gap:28px;align-items:center}.mobile-feature img{max-height:420px}.mark-inline{display:flex;align-items:center;gap:14px;margin-top:18px}.mark-inline .media-frame{width:74px;height:74px;padding:6px}.mark-inline img{max-height:64px}.text-trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.text-trio article{padding-top:16px;border-top:2px solid rgba(225,29,46,.5)}.text-trio h3{color:#FFF8F0;margin:0 0 10px}.article-toc{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 26px}.article-toc a{font-size:14px;padding:7px 10px;border:1px solid rgba(226,177,74,.15);border-radius:5px;color:#D8CBBA}.fact-opinion{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}.fact-opinion article{padding:16px;background:#161311;border:1px solid rgba(226,177,74,.12)}.fact-opinion h3{margin:0 0 8px;color:#FFF8F0}.fact-opinion p{margin:0;color:#B7A898}.data-table{width:100%;border-collapse:collapse;margin:18px 0}.data-table th,.data-table td{text-align:left;vertical-align:top;padding:12px;border:1px solid rgba(226,177,74,.14)}.data-table th{width:180px;background:#161311;color:#FFF8F0}.data-table td{color:#D8CBBA}.faq-list details{border-top:1px solid rgba(226,177,74,.14);padding:8px 0}.faq-list details:last-child{border-bottom:1px solid rgba(226,177,74,.14)}.faq-list summary{cursor:pointer;min-height:44px;display:flex;align-items:center;font-weight:700;color:#FFF8F0}.faq-list p{max-width:800px;color:#D8CBBA}.related-links{margin-top:46px;padding-top:20px;border-top:1px solid rgba(226,177,74,.16)}.related-links h2{font-size:17px;color:#FFF8F0}.related-links nav{display:flex;flex-wrap:wrap;gap:10px}.related-links a{min-height:44px;display:inline-flex;align-items:center;padding:8px 12px;border:1px solid rgba(226,177,74,.14);border-radius:5px;color:#D8CBBA}.site-footer{background:#080706;border-top:1px solid #E11D2E;color:#D8CBBA;padding:38px 0 28px}.footer-brand{display:grid;grid-template-columns:260px minmax(0,1fr);gap:32px;align-items:start;margin-bottom:28px}.footer-brand p{max-width:850px;margin:0;color:#B7A898}.footer-directory{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;padding-top:24px;border-top:1px solid rgba(226,177,74,.12)}.footer-directory section{min-width:0}.footer-directory a{display:block;padding:5px 0;color:#B7A898;font-size:14px}.footer-directory a:hover,.footer-directory a:focus-visible,.footer-directory a[aria-current="page"]{color:#FFF8F0}.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(226,177,74,.1);font-size:13px;color:#8A7B6C}.mobile-bottom-nav{display:none}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #FF4A4F;outline-offset:3px}@media (min-width:1100px) and (min-height:760px){.sidebar{position:sticky;top:18px}}@media (max-width:1099px){.directory-panel{display:block}.site-layout{display:block}.sidebar{display:none}.main-content{width:min(900px,100%);margin:0 auto}.directory-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.search-results{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-directory{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:767px){body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}.shell{width:min(100% - 32px,1280px)}.header-row{min-height:64px;gap:12px}.brand{gap:8px}.brand-logo{height:30px;max-width:145px}.brand-en{font-size:10px;letter-spacing:.12em}.header-shortcuts a{padding:0 10px}.header-shortcuts a:nth-child(2){display:none}.tool-grid{display:block;padding:10px 0}.tool-panel{margin-bottom:8px}.tool-panel[open]{margin-bottom:12px}.directory-groups,.search-results{grid-template-columns:1fr}.tool-content{padding:14px}.page-head{padding-bottom:20px;margin-bottom:28px}.page-head h1,.hero-copy h1{font-size:clamp(24px,7vw,28px)}.content-section{margin:32px 0}.content-section>h2{font-size:20px}.hero{grid-template-columns:1fr;gap:18px;margin-bottom:36px}.hero-copy{order:1}.hero-media{order:2}.hero-media img{max-height:260px}.path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.digest-grid,.editorial-pair,.split-band,.split-band.reverse,.reading-band,.mobile-feature,.footer-brand,.fact-opinion{grid-template-columns:1fr}.subgrid-3,.compare-grid,.status-grid,.text-trio{grid-template-columns:1fr}.track-grid{grid-template-columns:1fr}.track-grid article{border-right:0;border-bottom:1px solid rgba(226,177,74,.12)}.track-grid article:last-child{border-bottom:0}.reading-band{gap:16px}.reading-band .media-frame{order:2}.mobile-feature .mobile-copy{order:1}.mobile-feature .app-visual{order:2}.mobile-feature img{max-height:360px}.data-table,.data-table tbody,.data-table tr,.data-table th,.data-table td{display:block;width:100%}.data-table{border:0}.data-table tr{margin-bottom:12px;border:1px solid rgba(226,177,74,.14)}.data-table th,.data-table td{border:0}.data-table th{background:#161311;padding-bottom:6px}.data-table td{padding-top:4px}.footer-directory{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-brand{gap:16px}.mobile-bottom-nav{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:40;grid-template-columns:repeat(5,1fr);min-height:56px;padding-bottom:env(safe-area-inset-bottom);background:#080706;border-top:1px solid rgba(225,29,46,.5)}.mobile-bottom-nav a{min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:12px;color:#B7A898}.mobile-bottom-nav a[aria-current="page"]{color:#FFF8F0;font-weight:700}.nav-dot{width:16px;height:3px;background:transparent;border-radius:3px}.mobile-bottom-nav a[aria-current="page"] .nav-dot{background:#E11D2E}}@media (max-width:380px){.shell{width:min(100% - 32px,1280px)}.brand-en{display:none}.path-grid,.footer-directory{grid-template-columns:1fr}.header-shortcuts a{padding:0 8px}.search-controls{display:grid;grid-template-columns:minmax(0,1fr) auto}}