:root{--bg: #0b0e14;--card: #141926;--border: #232c42;--text: #e8ecf4;--muted: #8b94ab;--accent: #5b8cff;--accent-hover: #4a76db;--fake: #ff5d5d;--real: #3ddc84;--uncertain: #ffb020;--radius: 12px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}.app{min-height:100vh;display:flex;flex-direction:column}.header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#0b0e14eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10}.brand{color:var(--text);text-decoration:none;font-weight:700;font-size:1.05rem;display:flex;gap:8px;align-items:center}.logo{color:var(--accent)}.header nav{display:flex;gap:16px}.header nav a{color:var(--muted);text-decoration:none;font-size:.95rem}.header nav a:hover{color:var(--text)}.api-link{color:var(--accent)!important;font-weight:600}.main{width:100%;max-width:720px;margin:0 auto;padding:24px 16px 48px;flex:1}.hero{text-align:center;margin:12px 0 28px}.hero h1{font-size:2rem;margin:0 0 8px}.hero p{color:var(--muted);margin:0}.tabs{display:flex;gap:8px;margin-bottom:16px}.tab{flex:1;padding:10px 0;border-radius:var(--radius);background:var(--card);border:1px solid var(--border);color:var(--muted);font-size:.95rem;cursor:pointer}.tab.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:36px 16px;text-align:center;cursor:pointer;margin-bottom:14px;transition:border-color .15s}.dropzone.over,.dropzone:hover{border-color:var(--accent)}.drop-title{font-weight:600;margin-bottom:6px}.hint{color:var(--muted);font-size:.85rem;margin-top:6px}.textarea,.input{width:100%;background:#0e1320;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:12px;font-size:.95rem;font-family:inherit;margin-bottom:12px}.textarea:focus,.input:focus{outline:none;border-color:var(--accent)}.email{margin-bottom:14px}.btn{width:100%;padding:13px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover:not(:disabled){background:var(--accent-hover)}.btn:disabled{opacity:.6;cursor:wait}select.input{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}.form-stack{display:flex;flex-direction:column}.center{text-align:center}.error{margin-top:14px;padding:12px;border-radius:8px;background:#ff5d5d1f;border:1px solid var(--fake);color:#ffb3b3}.note{margin-top:14px;padding:12px;border-radius:8px;background:#5b8cff1a;border:1px solid var(--accent);color:#b9cdf7;font-size:.9rem}.result{margin-top:16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.verdict{font-size:1.25rem;font-weight:700;margin-bottom:14px}.verdict-fake{color:var(--fake)}.verdict-real{color:var(--real)}.verdict-uncertain{color:var(--uncertain)}.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}.bar-label{width:110px;font-size:.85rem;color:var(--muted);flex-shrink:0}.bar{flex:1;height:12px;background:#0e1320;border-radius:6px;overflow:hidden}.fill{height:100%;border-radius:6px;transition:width .5s ease}.fill.fake{background:var(--fake)}.fill.real{background:var(--real)}.pct{width:44px;text-align:right;font-variant-numeric:tabular-nums}.frames{margin-top:12px}.frames summary{cursor:pointer;color:var(--muted);font-size:.9rem}.frame-scores{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.frame-chip{background:#0e1320;border:1px solid var(--border);border-radius:6px;padding:3px 8px;font-size:.8rem;font-variant-numeric:tabular-nums}.meta{margin-top:12px;color:var(--muted);font-size:.85rem}.upsell{margin-top:16px;padding:24px;border-radius:var(--radius);text-align:center;background:linear-gradient(135deg,#5b8cff26,#5b8cff0d);border:1px solid var(--accent)}.upsell h3{margin:0 0 8px}.upsell p{color:var(--muted);margin:0 0 16px}.upsell .btn{max-width:280px;margin:0 auto}.footer{margin-top:40px;text-align:center;color:var(--muted);font-size:.8rem}@media (max-width: 520px){.hero h1{font-size:1.5rem}.bar-label{width:84px}.card{padding:16px}}