:root{--bg: #05201d;--card: rgba(255, 255, 255, .035);--border: rgba(255, 255, 255, .08);--text: #eaf1ee;--muted: #95aca6;--accent: #fbbf24;--accent2: #f59e0b;--accent3: #2dd4bf;--red: #f87171;--grad: linear-gradient(120deg, #fcd34d, #f59e0b 55%, #e8843c)}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;font-weight:300;line-height:1.65;min-height:100vh}h1,h2,h3{font-family:Space Grotesk,sans-serif}.wrap{max-width:1100px;margin:0 auto;padding:40px 5vw 80px}header.top{text-align:center;margin-bottom:40px}.logo{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:1rem;letter-spacing:.5px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-decoration:none;display:inline-block;margin-bottom:22px}header.top h1{font-size:clamp(1.9rem,4.5vw,2.9rem);font-weight:700;letter-spacing:-1px;line-height:1.1}header.top h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}header.top p{color:var(--muted);margin-top:12px;max-width:560px;margin-inline:auto}.grid{display:grid;grid-template-columns:1fr 1.2fr;gap:22px;align-items:start}@media (max-width: 860px){.grid{grid-template-columns:1fr}}.card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:28px}.card h2{font-size:1.05rem;margin-bottom:18px}.card h2 .step{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:var(--grad);color:#05201d;font-size:.8rem;font-weight:700;margin-right:10px}.drop{border:1.5px dashed var(--border);border-radius:14px;padding:26px 18px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .25s,background .25s;font-size:.9rem}.drop:hover,.drop.over{border-color:var(--accent2);background:#f59e0b0d}.drop.has-file{border-color:var(--accent3);color:var(--text)}.drop input{display:none}label.lbl{display:block;font-size:.82rem;color:var(--muted);margin:18px 0 8px;letter-spacing:.3px}textarea,input[type=url]{width:100%;background:#ffffff0a;border:1px solid var(--border);border-radius:12px;color:var(--text);font-family:Inter,sans-serif;font-size:.88rem;padding:12px 14px;resize:vertical;transition:border-color .25s}textarea:focus,input[type=url]:focus{outline:none;border-color:#f59e0b80}textarea{min-height:170px}.btn{display:inline-block;border:none;cursor:pointer;padding:14px 30px;border-radius:12px;font-size:.92rem;font-weight:600;font-family:Space Grotesk,sans-serif;transition:box-shadow .25s,opacity .25s}.btn-primary{background:var(--grad);color:#05201d;box-shadow:0 8px 30px #f59e0b59}.btn-primary:hover{box-shadow:0 14px 40px #f59e0b8c}.btn-ghost{background:var(--card);border:1px solid var(--border);color:var(--text)}.btn-ghost:hover{background:#ffffff12}.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.btn-row{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}.error{margin-top:16px;border:1px solid rgba(248,113,113,.35);background:#f8717114;color:#fca5a5;border-radius:12px;padding:12px 16px;font-size:.86rem}.placeholder{text-align:center;color:var(--muted);padding:60px 20px;font-size:.92rem}.placeholder .icon{font-size:2.2rem;display:block;margin-bottom:14px}.score-row{display:flex;align-items:center;gap:24px;margin-bottom:24px;flex-wrap:wrap}.ring{position:relative;width:120px;height:120px;flex-shrink:0}.ring svg{transform:rotate(-90deg)}.ring .val{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-family:Space Grotesk,sans-serif;font-size:1.7rem;font-weight:700}.score-meta h3{font-size:1.15rem;margin-bottom:6px}.score-meta p{color:var(--muted);font-size:.9rem;max-width:420px}.res-block{margin-top:20px}.res-block h4{font-family:Space Grotesk,sans-serif;font-size:.8rem;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}.res-block h4.ok{color:var(--accent3)}.res-block h4.warn{color:var(--accent2)}.res-block h4.tip{color:var(--accent)}.res-block ul{list-style:none;display:grid;gap:8px}.res-block li{font-size:.89rem;color:var(--muted);padding-left:20px;position:relative}.res-block li:before{content:"→";position:absolute;left:0;color:var(--accent2)}.res-block li strong{color:var(--text);font-weight:500}.kw{display:flex;flex-wrap:wrap;gap:8px}.kw span{font-size:.78rem;padding:6px 13px;border-radius:100px;border:1px solid rgba(245,158,11,.35);color:var(--accent2);background:#f59e0b14}.letter{margin-top:14px;background:#ffffff0a;border:1px solid var(--border);border-radius:12px;padding:18px;font-size:.89rem;color:var(--text);white-space:pre-wrap}.spinner{width:18px;height:18px;border:2.5px solid rgba(5,32,29,.3);border-top-color:#05201d;border-radius:50%;display:inline-block;vertical-align:-4px;margin-right:9px;animation:spin .8s linear infinite}.btn-ghost .spinner{border-color:#fff3;border-top-color:var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}footer.foot{text-align:center;margin-top:60px;color:var(--muted);font-size:.8rem}footer.foot a{color:var(--accent);text-decoration:none}