:root{color-scheme:dark;--bg: #05070b;--surface: #0a0f18;--surface-strong: #101827;--text: #f4f8ff;--muted: #94a3b8;--line: #243149;--cyan: #51f6e8;--blue: #5d8dff;--violet: #a277ff;--max-width: 1180px;--radius: 22px}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{min-width:320px;margin:0;overflow-x:hidden;color:var(--text);background:radial-gradient(circle at 75% 6%,rgb(93 141 255 / 18%),transparent 30rem),radial-gradient(circle at 20% 28%,rgb(162 119 255 / 12%),transparent 26rem),var(--bg);font-family:Inter,Microsoft YaHei,PingFang SC,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}.site-header{position:sticky;z-index:10;top:0;display:flex;width:min(calc(100% - 32px),var(--max-width));min-height:72px;align-items:center;justify-content:space-between;margin:0 auto;border-bottom:1px solid rgb(81 246 232 / 18%);background:#05070bd1;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{font-weight:800;letter-spacing:-.02em}.brand-mark{color:var(--cyan)}.site-nav{display:flex;gap:24px;color:var(--muted);font-size:.92rem}.site-nav a:hover{color:var(--text)}main{display:block}.section-shell{width:min(calc(100% - 32px),var(--max-width));margin:0 auto;padding:96px 0}.eyebrow,.section-number,.status-label{margin:0;color:var(--cyan);font-size:.75rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.hero{display:grid;min-height:calc(100vh - 72px);grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:center;gap:64px;padding-top:72px}.hero h1{max-width:850px;margin:20px 0;font-size:clamp(3rem,7vw,7.4rem);line-height:.96;letter-spacing:-.065em}.hero-lead{max-width:680px;margin:0;color:var(--muted);font-size:clamp(1rem,2vw,1.25rem)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 22px;border:1px solid var(--cyan);border-radius:999px;background:var(--cyan);color:#03100f;font:inherit;font-weight:800}.button-secondary{border-color:var(--line);background:transparent;color:var(--muted)}.button:disabled{cursor:not-allowed;opacity:.58}.evidence-stack{position:relative;display:grid;gap:12px;padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#101827e5,#05070bb3);box-shadow:0 0 80px #5d8dff1f}.evidence-stack:before{position:absolute;top:-1px;right:-1px;bottom:-1px;left:-1px;border-radius:inherit;background:linear-gradient(120deg,var(--cyan),transparent 34%,var(--violet));content:"";mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;padding:1px;pointer-events:none}.metric{padding:20px;border-radius:16px;background:#ffffff08}.metric p{margin:8px 0 0;font-size:clamp(1.05rem,2vw,1.35rem);font-weight:700}.system-flow{border-block:1px solid var(--line)}.flow-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin-top:40px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--line)}.flow-node{min-width:0;padding:30px;background:var(--surface)}.flow-node strong{display:block;margin-top:12px;font-size:1.15rem}.section-heading{max-width:820px;margin:14px 0 48px;font-size:clamp(2.2rem,5vw,5rem);line-height:1;letter-spacing:-.05em}.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.project-card{display:flex;min-width:0;min-height:330px;flex-direction:column;padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(155deg,#101827e0,#05070bd1);transition:border-color .18s ease,transform .18s ease}.project-card:hover{border-color:var(--blue);transform:translateY(-4px)}.project-card h3{margin:auto 0 16px;font-size:clamp(1.6rem,3vw,2.5rem);line-height:1;letter-spacing:-.04em}.project-card p{margin:0;color:var(--muted)}.project-card .card-link{margin-top:28px;color:var(--cyan);font-weight:700}.case-hero{padding-bottom:52px}.case-hero h1,.about-page h1{max-width:960px;margin:18px 0 24px;font-size:clamp(3.5rem,10vw,9rem);line-height:.9;letter-spacing:-.07em}.case-hero>p:not(.eyebrow){max-width:680px;color:var(--muted)}.text-link{display:inline-block;margin-top:28px;color:var(--cyan);font-weight:700}.case-list{padding-top:0}.case-section{display:grid;grid-template-columns:minmax(180px,.35fr) minmax(0,1fr);gap:48px;padding:42px 0;border-top:1px solid var(--line)}.case-section h2{margin:8px 0 0;font-size:clamp(1.4rem,3vw,2.4rem);line-height:1.1}.case-content{min-width:0}.pending-copy,.fact-row{margin:0;color:var(--muted)}.fact-row+.fact-row{margin-top:14px}.fact-row{padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.fact-row p{margin:8px 0 0;color:var(--text);font-size:1.08rem}.about-page{min-height:calc(100vh - 72px)}.about-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:56px}.about-panel{min-height:260px;padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.about-panel p{margin:48px 0 0;font-size:1.2rem}.disabled-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:48px}@media(max-width:800px){.site-header{min-height:64px}.site-nav{gap:14px}.section-shell{padding:72px 0}.hero{min-height:auto;grid-template-columns:1fr;gap:42px;padding-top:72px}.hero h1{font-size:clamp(2.75rem,13vw,3.25rem)}.flow-grid,.project-grid,.about-grid{grid-template-columns:1fr}.case-section{grid-template-columns:1fr;gap:24px}.project-card{min-height:260px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}