:root{--bg-deep:#060912;--bg-mid:#0c1226;--card-bg:rgba(18,26,48,0.78);--card-border:rgba(76,211,150,0.22);--accent:#4cd396;--accent-soft:#6fe3b0;--accent-glow:rgba(76,211,150,0.35);--text:#e8eef7;--text-dim:#9fb0c8;--error:#ff8585;--radius:20px}*{box-sizing:border-box;margin:0;padding:0}body,html{min-height:100%}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 20% 15%,rgba(76,211,150,.12),transparent 45%),radial-gradient(circle at 85% 80%,rgba(64,120,255,.1),transparent 50%),linear-gradient(160deg,var(--bg-mid) 0,var(--bg-deep) 70%);background-attachment:fixed;min-height:100vh;position:relative;overflow-x:hidden}body:after,body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0}body:before{background-image:radial-gradient(1px 1px at 10% 20%,#fff,transparent),radial-gradient(1px 1px at 30% 70%,#cfe9ff,transparent),radial-gradient(1px 1px at 50% 40%,#fff,transparent),radial-gradient(1.5px 1.5px at 70% 25%,#fff,transparent),radial-gradient(1px 1px at 85% 60%,#d9fff0,transparent),radial-gradient(1px 1px at 65% 85%,#fff,transparent),radial-gradient(1px 1px at 22% 90%,#cfe9ff,transparent),radial-gradient(1.5px 1.5px at 90% 12%,#fff,transparent);opacity:.55;animation:twinkle 6s ease-in-out infinite alternate}@keyframes twinkle{0%{opacity:.35}to{opacity:.7}}main{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px 48px}.card{width:100%;max-width:560px;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:28px 24px 32px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 20px 60px rgba(0,0,0,.45),inset 0 0 0 1px rgba(255,255,255,.02)}.header{display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;margin-bottom:24px}.avatar{width:84px;height:84px;filter:drop-shadow(0 0 14px var(--accent-glow))}.title{font-size:1.7rem;font-weight:700;letter-spacing:.2px}.subtitle{font-size:.95rem}.subtitle,label{color:var(--text-dim)}label{display:block;font-size:.9rem;margin-bottom:8px}.select-wrap{position:relative}.select-wrap:has(select:disabled):after{opacity:.4}.model-hint{font-size:.82rem;color:var(--text-dim);margin:7px 4px 18px}.select-wrap:after{content:"";position:absolute;right:18px;top:50%;width:9px;height:9px;border-right:2px solid var(--accent-soft);border-bottom:2px solid var(--accent-soft);transform:translateY(-65%) rotate(45deg);pointer-events:none}select{width:100%;-moz-appearance:none;appearance:none;-webkit-appearance:none;background:rgba(8,12,24,.7);border:1px solid rgba(120,140,170,.25);border-radius:14px;color:var(--text);font-family:inherit;font-size:1.02rem;padding:14px 44px 14px 16px;cursor:pointer;transition:border-color .2s,box-shadow .2s}select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}select:disabled{opacity:.6;cursor:not-allowed}select option{background:#0c1226;color:var(--text)}textarea{width:100%;min-height:110px;resize:vertical;background:rgba(8,12,24,.7);border:1px solid rgba(120,140,170,.25);border-radius:14px;color:var(--text);font-size:1.05rem;line-height:1.5;padding:14px 16px;font-family:inherit;transition:border-color .2s,box-shadow .2s}textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}textarea::placeholder{color:rgba(159,176,200,.55)}.buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}button{font-family:inherit;font-size:1.05rem;font-weight:600;border:none;border-radius:14px;padding:15px 20px;cursor:pointer;transition:transform .12s,filter .2s,background .2s,opacity .2s;min-height:52px}button:active:not(:disabled){transform:translateY(1px) scale(.99)}button:disabled{opacity:.55;cursor:not-allowed}.btn-primary{flex:1 1 100%;background:linear-gradient(135deg,var(--accent) 0,var(--accent-soft) 100%);color:#03130c;box-shadow:0 8px 24px var(--accent-glow)}.btn-primary:hover:not(:disabled){filter:brightness(1.08)}.btn-secondary{flex:1 1 auto;background:rgba(76,211,150,.12);color:var(--accent-soft);border:1px solid var(--card-border)}.btn-secondary:hover:not(:disabled){background:rgba(76,211,150,.2)}.result{margin-top:24px;border-top:1px solid rgba(120,140,170,.18);padding-top:22px}.result-label{font-size:.85rem;color:var(--accent-soft);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}.result-text{font-size:1.4rem;line-height:1.55;color:var(--text);white-space:pre-wrap;word-break:break-word}.loading{display:flex;align-items:center;gap:12px;color:var(--accent-soft);font-size:1.15rem}.dots span{display:inline-block;width:8px;height:8px;margin:0 2px;border-radius:50%;background:var(--accent);animation:bounce 1.2s ease-in-out infinite both}.dots span:first-child{animation-delay:-.32s}.dots span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(.5);opacity:.5}40%{transform:scale(1);opacity:1}}.error{margin-top:20px;background:rgba(255,80,80,.1);border:1px solid rgba(255,120,120,.3);color:var(--error);border-radius:12px;padding:12px 16px;font-size:.98rem}.copy-btn{margin-top:16px;background:transparent;border:1px solid var(--card-border);color:var(--accent-soft);font-size:.92rem;font-weight:500;padding:11px 18px;min-height:44px;border-radius:10px}.copy-btn:hover{background:rgba(76,211,150,.12)}.footer{margin-top:26px;text-align:center;font-size:.82rem;color:var(--text-dim);opacity:.7}@media (max-width:480px){.card{padding:22px 16px 26px}.title{font-size:1.45rem}.result-text{font-size:1.25rem}.btn-secondary{flex:1 1 100%}}