:root{--blue:#2563eb;--blue2:#3b82f6;--ink:#1a1a1a;--muted:#64748b;--line:#e2e8f0;--bg:#f8fafc;--card:#fff}*{box-sizing:border-box}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg)}header{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 5%;gap:40px;position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;color:var(--ink);text-decoration:none;white-space:nowrap}.wordmark{display:block;width:190px;height:52px;object-fit:contain;mix-blend-mode:multiply}nav{display:flex;gap:26px;flex:1;justify-content:center}a{color:inherit;text-decoration:none}nav a{color:#475569;font-size:14px}nav a:hover{color:var(--blue);font-weight:700}.btn{display:inline-block;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff!important;border:0;border-radius:8px;padding:12px 20px;cursor:pointer;font-weight:700;box-shadow:0 8px 18px #2563eb25}.btn.small{padding:8px 14px;font-size:13px}.outline{border:1px solid #bfdbfe;color:var(--blue);background:#eff6ff;box-shadow:none}.container{max-width:1180px;margin:auto;padding:50px 24px}.hero{min-height:500px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:40px;background:radial-gradient(circle at 85% 40%,#dbeafe 0,transparent 32%),#fff;padding:80px max(24px,calc((100% - 1180px)/2))}.eyebrow{color:var(--blue);font-weight:800;letter-spacing:2px;font-size:13px}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;margin:16px 0}.hero h1 em{font-style:normal;color:var(--blue)}.hero p{color:var(--muted);font-size:18px;line-height:1.8;max-width:560px}.actions{display:flex;gap:12px;margin-top:28px}.hero-art{height:350px;border:1px solid #bfdbfe;border-radius:28px;background:linear-gradient(135deg,#eff6ff,#fff);position:relative;overflow:hidden;box-shadow:0 20px 50px #2563eb18}.hero-art:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:#bfdbfe66;right:-30px;top:20px}.orbit{position:absolute;inset:55px;border:1px solid #60a5fa88;border-radius:50%;transform:rotate(25deg)}.core{position:absolute;left:40%;top:35%;font-size:80px;color:var(--blue)}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:-28px;position:relative}.stat,.card,.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px;box-shadow:0 8px 24px #0f172a08}.stat b{font-size:30px}.stat span{display:block;color:var(--muted);font-size:13px;margin-top:6px}.section-head{display:flex;justify-content:space-between;align-items:end;margin:70px 0 22px}.section-head h2,.page h1{margin:0;font-size:30px}.muted{color:var(--muted)}.games{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.game-card{overflow:hidden;padding:0;cursor:pointer}.cover{height:150px;background:linear-gradient(135deg,#2563eb,#93c5fd);display:grid;place-items:center;color:#fff;font-size:42px}.gradient-space{background:linear-gradient(135deg,#172554,#3b82f6)}.gradient-pixel{background:linear-gradient(135deg,#312e81,#f472b6)}.gradient-craft{background:linear-gradient(135deg,#065f46,#34d399)}.gradient-quantum{background:linear-gradient(135deg,#581c87,#c084fc)}.game-body{padding:16px}.game-body h3{margin:0 0 8px}.game-body p{margin:0;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tag{display:inline-block;background:#eff6ff;color:var(--blue);padding:4px 8px;border-radius:5px;font-size:11px;margin:12px 5px 0 0}.toolbar{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.input,textarea,select{border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff;font:inherit;width:100%}.toolbar .input{max-width:320px}.toolbar select{width:auto}.page{min-height:65vh}.form{max-width:640px;margin:auto}.form label{display:block;font-weight:700;font-size:13px;margin:15px 0 6px}.form textarea{min-height:130px}.form button{margin-top:20px}.auth{max-width:440px;margin:70px auto}.auth h1{text-align:center}.notice{padding:12px;border-radius:8px;background:#eff6ff;color:#1d4ed8;margin:12px 0}.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.tool-card h3{margin-top:0}.tool-card textarea{min-height:100px}.detail-cover{height:260px;border-radius:16px;display:grid;place-items:center;color:#fff;font-size:70px;margin-bottom:25px}.split{display:grid;grid-template-columns:1fr 300px;gap:25px}.empty{text-align:center;padding:60px;color:var(--muted)}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:25px 5%;color:#94a3b8;font-size:12px;margin-top:40px}.footer-mark{display:inline-flex;align-items:center;gap:6px}.footer-mark img{width:24px;height:24px;object-fit:contain;border-radius:5px}@media(max-width:800px){header{padding:0 16px;gap:12px}nav{display:none}.wordmark{width:155px;height:48px}.hero{grid-template-columns:1fr;padding:55px 24px}.hero-art{height:220px}.games{grid-template-columns:repeat(2,1fr)}.stats,.tool-grid,.split{grid-template-columns:1fr}.stats{margin:20px 24px}.container{padding:35px 16px}footer{display:block;line-height:2}.section-head{margin-top:45px}}