:root{--bg: #0b0612;--surface: #160d22;--surface-2: #1d1330;--border: #2c1f48;--text: #f3eafe;--muted: #9d8cb8;--brand: #a855f7;--brand-2: #ec4899;--danger: #ef4444}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,system-ui,sans-serif;background:radial-gradient(1200px 600px at 80% -10%,rgba(168,85,247,.18),transparent 60%),radial-gradient(900px 500px at -10% 30%,rgba(236,72,153,.12),transparent 60%),var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}input,textarea{font:inherit;color:inherit}.container{max-width:1100px;margin:0 auto;padding:0 20px}.nav{position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#0b061299;border-bottom:1px solid var(--border)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{font-weight:800;font-size:22px;background:linear-gradient(90deg,var(--brand),var(--brand-2));-webkit-background-clip:text;color:transparent}.nav-links{display:flex;gap:8px;align-items:center}.nav-links a{padding:8px 14px;border-radius:999px;color:var(--muted);font-size:14px;font-weight:500}.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--surface)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid transparent;font-weight:600;font-size:14px;transition:transform .15s ease,box-shadow .15s ease}.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 10px 30px -10px #a855f799}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 40px -10px #ec489980}.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--surface-2)}.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}.card{background:linear-gradient(180deg,#ffffff08,#ffffff03);border:1px solid var(--border);border-radius:24px;padding:28px}.hero{padding:80px 0 60px;text-align:center}.hero h1{font-size:clamp(40px,7vw,72px);line-height:1.05;margin:0 0 18px;font-weight:800;letter-spacing:-.02em}.hero h1 span{background:linear-gradient(90deg,var(--brand),var(--brand-2));-webkit-background-clip:text;color:transparent}.hero p{color:var(--muted);font-size:18px;max-width:640px;margin:0 auto 28px;line-height:1.6}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;padding:32px 0 80px}.feature{padding:24px;border-radius:20px;background:var(--surface);border:1px solid var(--border)}.feature h3{margin:8px 0 6px;font-size:17px}.feature p{color:var(--muted);font-size:14px;line-height:1.5;margin:0}.input{width:100%;padding:12px 14px;background:var(--surface);border:1px solid var(--border);border-radius:12px;outline:none}.input:focus{border-color:var(--brand)}.label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.auth-wrap{min-height:calc(100vh - 64px);display:grid;place-items:center;padding:40px 20px}.auth-card{width:100%;max-width:420px}.dropzone{border:2px dashed var(--border);border-radius:20px;padding:48px 24px;text-align:center;cursor:pointer;transition:all .2s;background:var(--surface)}.dropzone:hover,.dropzone.drag{border-color:var(--brand);background:var(--surface-2)}.muted{color:var(--muted);font-size:14px}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.tile{background:var(--surface);border:1px solid var(--border);border-radius:20px;overflow:hidden}.tile img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}.tile-body{padding:14px 16px}.tile h4{margin:0 0 2px;font-size:15px}.tile .sci{font-style:italic;color:var(--muted);font-size:12px}.tag{display:inline-block;font-size:11px;padding:3px 8px;border-radius:999px;background:var(--surface-2);color:var(--muted);margin-right:6px;margin-top:8px}.tag.warn{background:#ef444426;color:#fca5a5}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between}.error-banner{background:#ef44441f;border:1px solid rgba(239,68,68,.4);color:#fecaca;padding:12px 14px;border-radius:12px;font-size:14px}.result-img{width:100%;max-height:360px;object-fit:cover;border-radius:16px}.kv{display:grid;grid-template-columns:180px 1fr;gap:8px 16px;font-size:14px}.kv dt{color:var(--muted)}.kv dd{margin:0}@media (max-width: 640px){.kv{grid-template-columns:1fr}.kv dt{font-weight:700;margin-top:6px}.nav-links a{padding:8px 10px;font-size:13px}}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.footer{text-align:center;padding:40px 20px;color:var(--muted);font-size:13px;border-top:1px solid var(--border);margin-top:60px}