:root{--bg:#000;--deep:#0A0A0A;--panel:#121212;--panel2:#1C1C1C;--hover:#262626;--title:#fff;--text:#E6E6E6;--muted:#A8A8A8;--faint:#7A7A7A;--orange:#FF9F00;--orange2:#FFB84D;--orange3:#E08A00;--line:rgba(255,159,0,.18);--line2:rgba(255,184,77,.45);--shadow:0 16px 42px rgba(0,0,0,.55);--glow:0 14px 36px rgba(255,159,0,.16);--max:1320px;--header:74px}
*{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","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.no-scroll{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{color:inherit}:focus-visible{outline:2px solid var(--orange2);outline-offset:3px}[hidden]{display:none!important}
.skip-link{position:fixed;left:14px;top:8px;z-index:9999;background:var(--orange);color:#111;padding:8px 12px;transform:translateY(-160%);border-radius:4px}.skip-link:focus{transform:none}
.site-header{position:fixed;z-index:1000;left:0;right:0;top:0;height:var(--header);background:rgba(0,0,0,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:100%;max-width:var(--max);margin:auto;padding:0 20px;display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:18px}.icon-button{width:46px;height:46px;border:1px solid transparent;background:transparent;display:grid;place-items:center;cursor:pointer;border-radius:6px}.icon-button:hover{background:var(--hover);border-color:var(--line)}.menu-toggle{gap:5px;align-content:center}.menu-toggle span{display:block;width:20px;height:1px;background:#fff}.brand{height:48px;display:flex;align-items:center;min-width:112px}.brand-logo{max-height:38px;width:auto}.brand-mark{font-weight:900;font-size:22px;color:#fff;letter-spacing:.05em}.desktop-nav{display:flex;height:100%;align-items:stretch;overflow:hidden}.desktop-nav a{height:100%;display:flex;align-items:center;position:relative;padding:0 14px;color:var(--muted);font-weight:800;font-size:14px;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.is-current{color:#fff}.desktop-nav a.is-current:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--orange)}.header-actions{display:flex;align-items:center;gap:8px}.search-icon{width:18px;height:18px;border:2px solid #fff;border-radius:50%;position:relative}.search-icon:after{content:"";position:absolute;width:8px;height:2px;background:#fff;right:-6px;bottom:-3px;transform:rotate(45deg)}.app-link,.primary-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;background:linear-gradient(135deg,#FFB84D 0%,#FF9F00 55%,#E08A00 100%);color:#111!important;font-weight:900;white-space:nowrap;box-shadow:var(--glow);border:1px solid rgba(255,184,77,.35)}.app-link:hover,.primary-button:hover{filter:brightness(1.04);transform:translateY(-1px)}.text-link{color:var(--orange2);font-weight:800}.text-link:after{content:" →"}
.site-main{padding-top:var(--header);min-height:60vh}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.narrow{width:min(920px,calc(100% - 40px));margin:auto}.section{padding:72px 0}.section.dark{background:var(--deep);border-top:1px solid rgba(255,255,255,.035);border-bottom:1px solid rgba(255,255,255,.035)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}.section-kicker,.tag{color:var(--orange);font-size:12px;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.tag{color:var(--orange2);display:inline-block;margin-bottom:10px}
h1,h2,h3{color:#fff;line-height:1.22;margin-top:0;letter-spacing:-.02em}h1{font-size:clamp(36px,5vw,72px);margin-bottom:18px}h2{font-size:clamp(26px,3vw,42px);margin-bottom:14px}h3{font-size:20px;margin-bottom:10px}p{margin:0 0 1em}.lead{font-size:clamp(17px,2vw,21px);color:#f3f3f3;max-width:880px}.muted{color:var(--muted)}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange2);font-size:13px;font-weight:900;letter-spacing:.08em;margin-bottom:16px}.eyebrow:before{content:"";width:26px;height:2px;background:var(--orange)}.breadcrumbs{font-size:13px;color:var(--faint);margin-bottom:18px}.breadcrumbs a:hover{color:var(--orange2)}
.page-hero{padding:72px 0 48px;background:linear-gradient(180deg,#0a0a0a,#000);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:48px;align-items:center}.hero-note{border-left:2px solid var(--orange);padding:8px 0 8px 24px;color:var(--muted)}.hero-note strong{display:block;color:#fff;margin-bottom:8px}
.media-slot{position:relative;overflow:hidden;background:linear-gradient(145deg,#1a1a1a,#080808);border:1px solid var(--line);border-radius:8px;min-height:180px}.media-slot img{width:100%;height:100%;object-fit:cover}.media-fallback{position:absolute;inset:0;background:radial-gradient(circle at 28% 30%,rgba(255,159,0,.13),transparent 28%),linear-gradient(145deg,#1c1c1c,#080808)}.ratio-wide{aspect-ratio:16/8}.ratio-landscape{aspect-ratio:16/10}.ratio-square{aspect-ratio:1}
.hero-poster .media-slot{border:0;border-radius:0;min-height:320px;aspect-ratio:1920/760}.hero-strip{background:#060606;border-top:2px solid var(--orange);border-bottom:1px solid var(--line)}.hero-strip-inner{max-width:var(--max);margin:auto;padding:20px;display:grid;grid-template-columns:1.5fr auto;gap:30px;align-items:center}.hero-strip h1{font-size:clamp(30px,4vw,54px);margin:0 0 4px}.hero-strip .subhead{color:var(--orange2);font-size:18px;font-weight:900}.hero-strip p{max-width:780px;color:var(--muted)}.hero-actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:16px}.hero-keywords{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.hero-keywords span{padding:7px 10px;border:1px solid var(--line);color:var(--muted);font-size:13px;border-radius:4px}
.editorial-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:26px}.focus-story{padding:34px;background:var(--panel);border-left:3px solid var(--orange)}.news-stack{display:grid;gap:1px;background:var(--line)}.news-item{padding:20px;background:#0b0b0b}.news-item:hover{background:var(--panel)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.info-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:26px;box-shadow:var(--shadow)}.info-card:hover{background:var(--panel2);border-color:var(--line2)}
.mosaic-grid{display:grid;grid-template-columns:1.4fr .85fr .85fr;grid-template-areas:"a b c" "a d e";gap:14px}.mosaic-grid article{padding:24px;background:var(--panel);border:1px solid var(--line);min-height:180px}.mosaic-grid article:first-child{grid-area:a;min-height:374px;display:flex;flex-direction:column;justify-content:flex-end}.mosaic-grid article:nth-child(2){grid-area:b}.mosaic-grid article:nth-child(3){grid-area:c}.mosaic-grid article:nth-child(4){grid-area:d}.mosaic-grid article:nth-child(5){grid-area:e}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}.two-column-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}.link-panel{display:block;padding:20px 22px;border:1px solid var(--line);background:#101010;border-radius:6px}.link-panel:hover{background:var(--panel2);border-color:var(--line2)}.link-panel span{display:block;color:var(--muted);font-size:14px;margin-top:5px}.quote-block{padding:34px 0 34px 34px;border-left:3px solid var(--orange);font-size:clamp(20px,2.4vw,30px);line-height:1.55;color:#fff}.inline-list{display:flex;gap:10px;flex-wrap:wrap}.inline-list a{padding:8px 12px;border:1px solid var(--line);border-radius:4px;color:var(--muted)}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.check-list li{position:relative;padding:14px 16px 14px 46px;background:var(--panel);border:1px solid var(--line);border-radius:6px}.check-list li:before{content:"✓";position:absolute;left:16px;top:13px;color:var(--orange);font-weight:900}
.knowledge-index{display:grid;grid-template-columns:260px 1fr;gap:34px}.side-index{position:sticky;top:calc(var(--header) + 24px);align-self:start;background:var(--panel);border:1px solid var(--line);padding:18px}.side-index a{display:block;padding:10px 12px;color:var(--muted);border-left:2px solid transparent}.side-index a:hover{color:#fff;border-left-color:var(--orange)}.article-stack{display:grid;gap:28px}.article-stack article{padding-bottom:26px;border-bottom:1px solid var(--line)}
.route-journal{display:grid;gap:22px}.route-entry{display:grid;grid-template-columns:150px 1fr;gap:24px;border-top:1px solid var(--line);padding-top:24px}.route-label{color:var(--orange2);font-size:14px;font-weight:900;letter-spacing:.08em}
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.case-card{padding:26px;border:1px solid var(--line);background:var(--panel)}.before-after{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.before-after div{background:#080808;padding:14px;border-top:2px solid var(--line2);font-size:14px;color:var(--muted)}
.skill-steps{counter-reset:s;display:grid;gap:16px}.skill-steps article{counter-increment:s;display:grid;grid-template-columns:74px 1fr;gap:20px;padding:24px;background:var(--panel);border:1px solid var(--line)}.skill-steps article:before{content:counter(s,decimal-leading-zero);font-size:34px;color:var(--orange);font-weight:900}
.city-mag{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.city-mag .feature{grid-row:span 2;padding:30px;background:linear-gradient(160deg,#181818,#090909);border:1px solid var(--line)}.city-mag .note{padding:24px;background:var(--panel);border:1px solid var(--line)}
.interest-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.interest-wall article{min-height:220px;padding:24px;display:flex;flex-direction:column;justify-content:space-between;border:1px solid var(--line);background:linear-gradient(160deg,#141414,#090909)}.interest-wall strong{font-size:18px;color:#fff}
.safety-meter{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.safety-meter article{padding:22px;background:var(--panel);border-top:3px solid var(--orange)}
.story-lead{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}.story-lead article{padding:34px;background:var(--panel);border:1px solid var(--line)}.story-list{columns:2;column-gap:30px}.story-list article{break-inside:avoid;padding:0 0 24px;margin-bottom:24px;border-bottom:1px solid var(--line)}
.question-list{display:grid}.question-list a{display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}.qnum{color:var(--orange);font-weight:900}.arrow{color:var(--orange2)}
.album-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.album-grid .wide{grid-column:span 6}.album-grid .mid{grid-column:span 3}.album-grid .small{grid-column:span 2}.album-grid .media-slot{min-height:160px}.album-grid .wide .media-slot{aspect-ratio:16/6}.album-grid .mid .media-slot{aspect-ratio:16/10}.album-grid .small .media-slot{aspect-ratio:4/3}
.pulse-feed{display:grid;border-top:1px solid var(--line)}.pulse-feed article{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}.pulse-feed .type{color:var(--orange2);font-size:13px;font-weight:900}
.product-band{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.feature-list div{padding:18px;background:var(--panel);border:1px solid var(--line)}
.policy-sections{display:grid;gap:14px}.policy-sections article{padding:28px;background:var(--panel);border-left:3px solid rgba(255,159,0,.35)}.policy-sections article h2{font-size:26px}
.faq-list{display:grid;gap:10px}.faq-list details{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:0 20px}.faq-list summary{cursor:pointer;color:#fff;font-weight:800;padding:18px 34px 18px 0;position:relative;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:0;top:12px;font-size:26px;color:var(--orange)}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 0 18px;color:var(--muted)}
.help-map,.feedback-types,.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.help-map a,.feedback-types article,.value-grid article{padding:24px;background:var(--panel);border:1px solid var(--line)}.contact-flow{counter-reset:f;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.contact-flow article{counter-increment:f;padding:24px;background:var(--panel);border-top:2px solid var(--orange)}.contact-flow article:before{content:"0" counter(f);color:var(--orange2);font-weight:900}.stagger{display:grid;gap:26px}.stagger article{width:86%;padding:32px;background:var(--panel);border:1px solid var(--line)}.stagger article:nth-child(even){margin-left:auto;background:#0d0d0d}
.site-drawer{position:fixed;z-index:1200;left:0;top:0;bottom:0;width:min(460px,88vw);background:#080808;border-right:1px solid var(--line2);box-shadow:var(--shadow);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.25s}.drawer-open .site-drawer{transform:none;visibility:visible;pointer-events:auto}.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:12px}.drawer-brand img{max-width:110px;max-height:36px}.drawer-brand strong,.drawer-brand small{display:block}.drawer-brand small{color:var(--faint);letter-spacing:.12em}.drawer-close,.search-close{width:44px;height:44px;border:0;background:transparent;color:#fff;font-size:30px;cursor:pointer}.drawer-scroll{height:calc(100% - 74px);overflow:auto;padding:18px}.drawer-group{padding:10px 0 20px}.drawer-group h2{font-size:13px;color:var(--orange);letter-spacing:.12em}.drawer-group a{display:block;padding:12px;border-radius:4px}.drawer-group a:hover{background:var(--panel)}.drawer-group strong{display:block;color:#fff;font-size:15px}.drawer-group span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
.page-overlay{position:fixed;z-index:1100;inset:0;background:rgba(0,0,0,.68);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-overlay.is-visible{opacity:1;visibility:visible;pointer-events:auto}
.search-panel{position:fixed;z-index:1300;inset:0;display:grid;place-items:start center;padding-top:max(110px,12vh);visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-open .search-panel{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(680px,calc(100% - 28px));background:#0b0b0b;border:1px solid var(--line2);box-shadow:var(--shadow);padding:22px;border-radius:8px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-card label{display:block;font-size:13px;color:var(--muted);margin:10px 0 6px}.search-card input{width:100%;height:50px;border:1px solid var(--line);background:#050505;color:#fff;padding:0 14px;border-radius:4px}.search-results{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:14px}.search-results a{padding:12px 14px;background:var(--panel);border-radius:4px}.search-tip{font-size:12px;color:var(--faint)}
.site-footer{background:#050505;border-top:1px solid var(--orange);padding:56px 0 calc(38px + env(safe-area-inset-bottom))}.footer-inner{max-width:var(--max);margin:auto;padding:0 20px}.footer-brand-panel{display:grid;grid-template-columns:auto 1fr;gap:20px;padding-bottom:30px;border-bottom:1px solid var(--line)}.footer-logo{max-width:140px;max-height:42px}.footer-brand-panel strong,.footer-brand-panel span{display:block}.footer-brand-panel strong{font-size:24px;color:#fff}.footer-brand-panel span{color:var(--orange2);font-size:12px;letter-spacing:.16em}.footer-brand-panel p{max-width:720px;color:var(--muted)}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding:34px 0}.footer-links h2{font-size:14px;color:var(--orange)}.footer-links a{display:block;color:var(--muted);padding:4px 0}.footer-note{padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}.footer-bottom{display:flex;justify-content:space-between;gap:24px;padding-top:20px;color:var(--faint);font-size:13px}.mobile-bottom-nav{display:none}
@media(max-width:1100px){.desktop-nav a{padding:0 9px;font-size:13px}.editorial-grid{grid-template-columns:1fr}.mosaic-grid{grid-template-columns:1fr 1fr;grid-template-areas:"a a" "b c" "d e"}.interest-wall{grid-template-columns:repeat(2,1fr)}.safety-meter{grid-template-columns:repeat(2,1fr)}.contact-flow{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){:root{--header:66px}.header-inner{grid-template-columns:auto 1fr auto;padding:0 14px}.brand{justify-content:center;min-width:0}.desktop-nav,.app-link{display:none}.header-actions{justify-self:end}.site-main{padding-bottom:72px}.container,.narrow{width:min(100% - 28px,var(--max))}.page-hero{padding:52px 0 36px}.hero-grid,.split,.product-band,.story-lead{grid-template-columns:1fr}.hero-strip-inner{grid-template-columns:1fr}.hero-keywords{justify-content:flex-start}.card-grid,.help-map,.feedback-types,.value-grid{grid-template-columns:1fr 1fr}.knowledge-index{grid-template-columns:1fr}.side-index{position:static}.route-entry{grid-template-columns:1fr;gap:8px}.city-mag{grid-template-columns:1fr}.pulse-feed article{grid-template-columns:1fr;gap:6px}.footer-links{grid-template-columns:1fr 1fr}.mobile-bottom-nav{position:fixed;z-index:1000;left:0;right:0;bottom:0;height:calc(64px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(5,5,5,.98);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bottom-nav a{min-height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:12px}.mobile-bottom-nav a.is-current{color:var(--orange2)}.site-footer{padding-bottom:calc(96px + env(safe-area-inset-bottom))}}
@media(max-width:620px){.section{padding:48px 0}.section-head{align-items:start;flex-direction:column}.hero-poster .media-slot{aspect-ratio:4/3;min-height:0}.hero-poster .media-slot img{object-fit:contain;background:#050505}.card-grid,.help-map,.feedback-types,.value-grid,.case-grid,.feature-list{grid-template-columns:1fr}.two-column-list{grid-template-columns:1fr}.mosaic-grid{grid-template-columns:1fr;grid-template-areas:"a" "b" "c" "d" "e"}.interest-wall,.safety-meter{grid-template-columns:1fr}.story-list{columns:1}.contact-flow{grid-template-columns:1fr}.album-grid{grid-template-columns:1fr}.album-grid .wide,.album-grid .mid,.album-grid .small{grid-column:auto}.footer-bottom{flex-direction:column}.search-results{grid-template-columns:1fr}.stagger article{width:100%}.stagger article:nth-child(even){margin-left:0}.skill-steps article{grid-template-columns:48px 1fr;padding:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}