:root{--bg: #F8F6F1;--bg-2: #EFEBE2;--paper: #FFFFFF;--ink: #0E1A33;--ink-2: #2D3E64;--ink-3: #6B7A98;--ink-4: #A5AEC4;--hairline: #E4DFD2;--hairline-2: #F1ECDF;--amber: #D89531;--amber-soft: #F5D89A;--blue: #305FBE;--blue-soft: #C9D8F2;--coral: #C95746;--green: #4A8662;--plum: #6B4D8C;--L1: #4A8662;--L2: #D89531;--L3: #6B4D8C;--font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", -apple-system, sans-serif;--font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;--font-mono: "Space Grotesk", "JetBrains Mono", monospace;--r-sm: 4px;--r-md: 8px;--r-lg: 14px;--max-w: 1440px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-weight:400;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button{font-family:inherit;cursor:pointer}img{display:block;max-width:100%}.font-display{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em}.font-mono{font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase}.eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--amber);letter-spacing:.18em;text-transform:uppercase}.lead{font-size:18px;color:var(--ink-2);line-height:1.7}h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;margin:0;letter-spacing:-.01em;line-height:1.15}h1{font-size:64px}h2{font-size:44px}h3{font-size:28px}h4{font-size:20px}.card{background:var(--paper);border:1px solid var(--hairline);border-radius:var(--r-md)}.tag{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border:1px solid var(--hairline);border-radius:999px;font-size:11px;font-weight:600;color:var(--ink-2);background:transparent;letter-spacing:.02em}.tag.L1{color:var(--L1);border-color:#4a866266;background:#4a86620f}.tag.L2{color:var(--L2);border-color:#d8953166;background:#d895310f}.tag.L3{color:var(--L3);border-color:#6b4d8c66;background:#6b4d8c0f}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:14px;border:1px solid var(--ink);background:var(--paper);color:var(--ink);transition:all .15s ease;text-decoration:none;cursor:pointer}.btn:hover,.btn.primary{background:var(--ink);color:var(--paper)}.btn.primary:hover{background:var(--ink-2);border-color:var(--ink-2)}.btn.amber{background:var(--amber);color:var(--paper);border-color:var(--amber)}.btn.amber:hover{background:#b47a22;border-color:#b47a22}.btn.ghost{background:transparent;border-color:var(--hairline);color:var(--ink-2)}.btn.ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}.btn.lg{padding:16px 28px;font-size:15px}.btn.sm{padding:8px 16px;font-size:12px}a{color:var(--ink);text-decoration:none}a:hover{color:var(--amber)}.blueprint-grid{background-image:linear-gradient(rgba(14,26,51,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(14,26,51,.05) 1px,transparent 1px);background-size:48px 48px}.blueprint-grid-dark{background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:48px 48px}.placeholder{background:var(--bg-2);border:1px dashed var(--ink-4);border-radius:var(--r-md);display:grid;place-items:center;color:var(--ink-3);font-family:var(--font-mono);font-size:11px;text-align:center;letter-spacing:.1em}.topnav{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:18px 40px;background:#f8f6f1eb;border-bottom:1px solid var(--hairline);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.topnav .logo{display:flex;align-items:baseline;gap:12px;cursor:pointer;text-decoration:none;color:inherit}.topnav .logo .name{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:-.02em}.topnav .logo .tagline{font-family:var(--font-mono);font-size:10px;color:var(--ink-3);letter-spacing:.15em}.topnav nav{display:flex;align-items:center;gap:4px}.topnav nav a{background:transparent;border:none;padding:8px 18px;font-weight:500;font-size:14px;color:var(--ink-2);position:relative;text-decoration:none;font-family:var(--font-sans);display:inline-block}.topnav nav a:hover{color:var(--ink)}.topnav nav a.active{color:var(--ink)}.topnav nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-19px;height:2px;background:var(--ink)}.topnav .user-hud{display:flex;align-items:center;gap:18px}.hud-points{display:flex;align-items:baseline;gap:6px;font-size:13px;color:var(--ink-2)}.hud-points b{font-family:var(--font-mono);font-size:16px;color:var(--ink);font-weight:600}.hud-avatar{width:38px;height:38px;border-radius:999px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-weight:600;font-size:14px;cursor:pointer;border:1px solid var(--ink);font-family:var(--font-sans);text-decoration:none}.hud-avatar:hover{background:var(--amber);border-color:var(--amber);color:var(--paper)}.footer{background:var(--ink);color:var(--paper);padding:64px 40px 32px;margin-top:80px}.footer-inner{max-width:var(--max-w);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:48px}.footer h5{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.2em;opacity:.5;margin:0 0 16px}.footer ul{list-style:none;padding:0;margin:0}.footer li{margin-bottom:10px}.footer a{color:#ffffffb3;font-size:14px}.footer a:hover{color:var(--amber)}.footer .brand-block .logo-line{font-family:var(--font-display);font-size:28px;font-weight:700;margin-bottom:12px}.footer .brand-block p{color:#ffffff8c;font-size:13px;line-height:1.7;max-width:280px}.footer-bottom{max-width:var(--max-w);margin:48px auto 0;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;color:#fff6;font-size:12px}.page{padding:56px 40px 80px;max-width:var(--max-w);margin:0 auto}.page-narrow{padding:56px 40px 80px;max-width:1200px;margin:0 auto}.section{margin-bottom:96px}.sec-head{margin-bottom:32px}.sec-head .eyebrow{margin-bottom:14px;display:block}.sec-head h2{font-size:44px;max-width:800px}.sec-head p{margin-top:16px;color:var(--ink-3);font-size:17px;max-width:640px;line-height:1.6}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--ink-4);border-radius:999px}::-webkit-scrollbar-track{background:transparent}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes confetti-fall{0%{transform:translateY(0) rotate(0);opacity:1}to{transform:translateY(110vh) rotate(720deg);opacity:0}}@keyframes oisee-marker-ring{0%{transform:scale(.6);opacity:.9}70%{transform:scale(2.2);opacity:0}to{transform:scale(2.2);opacity:0}}@keyframes oisee-leader-draw{0%{stroke-dashoffset:var(--len, 400)}to{stroke-dashoffset:0}}@keyframes oisee-slide-in{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}@keyframes oisee-spin{to{transform:rotate(360deg)}}@keyframes oisee-wave-pulse{0%,to{opacity:.25}50%{opacity:.7}}.oisee-slide-in{animation:oisee-slide-in .45s cubic-bezier(.2,.8,.2,1) both}.oisee-leader{stroke-dasharray:var(--len, 400);animation:oisee-leader-draw .5s ease both}.oisee-wave{animation:oisee-wave-pulse 2.4s ease-in-out infinite}@keyframes walkLegs{0%{transform:skew(-12deg)}to{transform:skew(12deg)}}@keyframes pinFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes pinShadow{0%,to{transform:scale(1);opacity:.28}50%{transform:scale(.45);opacity:.07}}@keyframes pinSpin3d{0%{transform:rotateY(0)}to{transform:rotateY(360deg)}}@keyframes groundRing{0%{transform:rotateX(72deg) rotate(0)}to{transform:rotateX(72deg) rotate(360deg)}}.fade-in{animation:fadeUp .5s ease both}.lift{transition:transform .25s ease;cursor:pointer}.lift:hover{transform:translateY(-2px)}input.field{background:transparent;border:none;outline:none;font:inherit;color:inherit;width:100%}.locked{position:relative;opacity:.5;filter:grayscale(1);pointer-events:none}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0e1a3366;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:grid;place-items:center;padding:40px;animation:fadeUp .25s ease both}.modal-card{background:var(--paper);border-radius:var(--r-lg);max-width:1100px;width:100%;max-height:88vh;overflow:auto;border:1px solid var(--hairline)}.row{display:flex;gap:16px}.col{display:flex;flex-direction:column;gap:16px}.grow{flex:1}.hr{height:1px;background:var(--hairline);border:none;margin:24px 0}.center{display:grid;place-items:center}