*{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f1118;--card-bg: #1a1d2e;--card-hover: #222640;--border: #2a2e42;--text: #e8eaf0;--text2: #8b8fa3;--text3: #555970;--accent: #6c5ce7;--accent2: #a29bfe;--success: #00d4aa;--error: #ff5a5a;--radius: 12px}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.app{max-width:720px;margin:0 auto;padding:32px 20px;min-height:100vh}.header{text-align:center;margin-bottom:32px}.header h1{font-size:32px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:6px}.subtitle{color:var(--text2);font-size:14px;margin-bottom:16px}.nav-tabs{display:flex;gap:4px;background:var(--card-bg);border-radius:8px;padding:3px}.nav-tabs button{flex:1;padding:8px 16px;border:none;border-radius:6px;background:transparent;color:var(--text3);font-size:14px;font-weight:500;cursor:pointer;transition:all .15s}.nav-tabs button.active{background:var(--accent);color:#fff}.nav-tabs button:hover:not(.active){color:var(--text2)}.input-section{background:var(--card-bg);border-radius:var(--radius);padding:24px;margin-bottom:20px}.mode-tabs{display:flex;gap:4px;background:var(--bg);border-radius:8px;padding:3px;margin-bottom:16px}.mode-tabs button{flex:1;padding:8px 16px;border:none;border-radius:6px;background:transparent;color:var(--text2);font-size:14px;cursor:pointer;transition:all .15s}.mode-tabs button.active{background:var(--card-hover);color:var(--text)}.url-form{display:flex;gap:10px}.url-form input{flex:1;padding:12px 16px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;outline:none;transition:border-color .2s}.url-form input:focus{border-color:var(--accent)}.url-form input::placeholder{color:var(--text3)}.url-form button{padding:12px 24px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;transition:opacity .2s}.url-form button:hover:not(:disabled){opacity:.9}.url-form button:disabled{opacity:.5;cursor:not-allowed}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:all .2s}.upload-area:hover:not(.uploading){border-color:var(--accent);background:#6c5ce70d}.upload-area.uploading{border-color:var(--accent);background:#6c5ce714;cursor:default}.upload-area.drag-over{border-color:var(--accent2);background:#a29bfe24}.upload-icon{font-size:40px;margin-bottom:10px}.upload-area p{color:var(--text);font-size:14px;margin-bottom:4px}.upload-hint{color:var(--text3);font-size:12px}.spinner-lg{display:inline-block;width:36px;height:36px;border:3px solid var(--accent);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}.error-msg{margin-top:12px;padding:10px 14px;background:#ff5a5a1a;border:1px solid rgba(255,90,90,.3);border-radius:8px;color:var(--error);font-size:13px}.progress-section{background:var(--card-bg);border-radius:var(--radius);padding:24px;margin-bottom:20px}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.progress-header h2{font-size:16px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70%}.lang-badge{font-size:12px;color:var(--accent2);background:#6c5ce726;padding:3px 10px;border-radius:12px}.steps{display:flex;justify-content:space-between;margin-bottom:16px}.step{display:flex;flex-direction:column;align-items:center;gap:6px;flex:1}.step-dot{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;background:var(--bg);color:var(--text3);border:2px solid var(--border);transition:all .3s}.step.done .step-dot{background:var(--success);color:#fff;border-color:var(--success)}.step.current .step-dot{border-color:var(--accent);color:var(--accent)}.step-label{font-size:12px;color:var(--text3)}.step.done .step-label{color:var(--success)}.step.current .step-label{color:var(--accent)}.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--accent);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress-bar{height:4px;background:var(--bg);border-radius:2px;margin-bottom:8px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:2px;transition:width .5s ease}.progress-text{font-size:13px;color:var(--text2)}.results{margin-top:20px;padding-top:20px;border-top:1px solid var(--border)}.results h3{font-size:14px;color:var(--text2);margin-bottom:12px}.file-list{display:flex;flex-direction:column;gap:8px}.file-item{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--bg);border-radius:8px;text-decoration:none;color:var(--text);transition:background .2s}.file-item:hover{background:var(--card-hover)}.file-icon{font-size:20px}.file-name{flex:1;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-action{font-size:13px;color:var(--accent2);font-weight:500}.new-task-btn{margin-top:16px;width:100%;padding:10px;background:transparent;border:1px solid var(--border);border-radius:8px;color:var(--text2);font-size:14px;cursor:pointer;transition:all .2s}.new-task-btn:hover{border-color:var(--accent);color:var(--text)}.history-page{margin-top:8px}.history-empty{text-align:center;padding:60px 20px;color:var(--text3)}.history-empty p{margin-bottom:16px;font-size:15px}.history-meta{display:flex;gap:12px;margin-top:6px;flex-wrap:wrap;align-items:center}.history-lang{font-size:11px;color:var(--accent2);background:#6c5ce71f;padding:1px 8px;border-radius:10px}.history-list{display:flex;flex-direction:column;gap:10px}.history-item{background:var(--card-bg);border-radius:var(--radius);padding:14px 18px}.history-info{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.history-title{flex:1;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.history-time{font-size:12px;color:var(--text3)}.history-status{font-size:12px;padding:2px 8px;border-radius:10px}.history-status.done{background:#00d4aa26;color:var(--success)}.history-status.error{background:#ff5a5a26;color:var(--error)}.history-files{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.history-file{font-size:12px;color:var(--accent2);text-decoration:none;padding:3px 10px;background:#6c5ce71a;border-radius:6px;transition:background .2s}.history-file:hover{background:#6c5ce733}.cancel-btn{margin-top:12px;padding:6px 20px;background:transparent;border:1px solid var(--error);border-radius:6px;color:var(--error);font-size:13px;cursor:pointer;pointer-events:auto;transition:all .2s}.cancel-btn:hover{background:#ff5a5a1a}.cancel-task{width:100%;margin-top:12px;padding:8px}.history-delete{width:24px;height:24px;border:none;background:transparent;color:var(--text3);font-size:14px;cursor:pointer;border-radius:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s}.history-delete:hover{background:#ff5a5a26;color:var(--error)}.footer{text-align:center;padding:24px 0 8px;color:var(--text3);font-size:11px;border-top:1px solid var(--border);margin-top:32px}@media (max-width: 640px){.app{padding:16px 12px}.header h1{font-size:26px}.url-form{flex-direction:column}.url-form button{width:100%}.steps{gap:4px}.step-label{font-size:10px}.progress-header{flex-direction:column;align-items:flex-start;gap:6px}}