:root{--bg: #0d0f1a;--surface: #161929;--border: #2a2f4a;--accent1: #ff3cac;--accent2: #7b2fff;--accent3: #00d2ff;--text: #e8eaf6;--text-muted: #7b80a8;--success: #00e676;--warning: #ffca28;--error: #ff5252;--type1: #ff3cac;--type2: #7b2fff;--type3: #00d2ff}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,sans-serif;font-size:14px;line-height:1.5}.app-layout{display:flex;min-height:100vh}.sidebar{width:200px;min-width:200px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 0}.sidebar-logo{font-size:16px;font-weight:700;padding:0 20px 20px;border-bottom:1px solid var(--border);color:var(--accent1)}.sidebar-nav{list-style:none;flex:1;padding:12px 0}.nav-link{display:block;padding:10px 20px;color:var(--text-muted);text-decoration:none;transition:all .15s}.nav-link:hover,.nav-link.active{color:var(--text);background:#ffffff0d;border-left:3px solid var(--accent1)}.sidebar-footer{padding:16px 20px;color:var(--text-muted);font-size:12px;border-top:1px solid var(--border)}.main-content{flex:1;overflow-y:auto}.page{max-width:960px;margin:0 auto;padding:32px 24px}.page-center{display:flex;align-items:center;justify-content:center;height:60vh;font-size:18px;color:var(--text-muted)}.page-center.error{color:var(--error)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-header h1{font-size:24px;font-weight:700}.header-actions{display:flex;gap:8px}.btn{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:opacity .15s}.btn:hover{opacity:.85}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent1);color:#fff}.btn-secondary{background:var(--border);color:var(--text)}.btn-danger{background:var(--error);color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.status-bar{display:flex;align-items:center;gap:12px;margin-bottom:20px}.date-label{color:var(--text-muted)}.status-badge{background:var(--surface);border:1px solid var(--border);padding:3px 10px;border-radius:20px;font-size:12px}.trend-summary{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 20px;margin-bottom:24px}.trend-summary h2{font-size:14px;color:var(--text-muted);margin-bottom:8px}.trend-summary p{line-height:1.7}.type-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.type-card{background:var(--surface);border-radius:10px;padding:20px;border-left:4px solid var(--border)}.type-card.type-1{border-left-color:var(--type1)}.type-card.type-2{border-left-color:var(--type2)}.type-card.type-3{border-left-color:var(--type3)}.type-index{font-size:11px;color:var(--text-muted);margin-bottom:4px}.type-name{font-size:18px;font-weight:700;margin-bottom:6px}.type-lang{font-size:13px;color:var(--text-muted);margin-bottom:8px}.type-upload{font-size:13px}.yt-preview-section{margin-top:12px;border-top:1px solid var(--border);padding-top:10px}.yt-preview-toggle{background:transparent;border:1px solid var(--border);border-radius:5px;color:var(--text-muted);cursor:pointer;font-size:12px;padding:4px 10px;width:100%;text-align:left}.yt-preview-toggle:hover{border-color:var(--accent3);color:var(--accent3)}.yt-preview-body{margin-top:10px;display:flex;flex-direction:column;gap:6px}.yt-preview-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}.yt-preview-title{font-size:13px;font-weight:600;line-height:1.4}.yt-preview-desc{font-size:12px;line-height:1.6;white-space:pre-wrap;color:var(--text-muted);margin:0;font-family:inherit}.empty-state{grid-column:1/-1;text-align:center;color:var(--text-muted);padding:40px}.tab-row{display:flex;gap:8px;margin-bottom:16px}.tab-btn{padding:8px 16px;background:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--text-muted);cursor:pointer;font-size:13px}.tab-btn.active{background:var(--accent2);border-color:var(--accent2);color:#fff}.filter-row{display:flex;gap:6px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filter-btn{padding:5px 12px;background:transparent;border:1px solid var(--border);border-radius:20px;color:var(--text-muted);cursor:pointer;font-size:12px}.filter-btn.active{border-color:var(--accent3);color:var(--accent3)}.ml-auto{margin-left:auto}.prompt-list{display:flex;flex-direction:column;gap:10px}.prompt-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:14px 16px;display:flex;flex-direction:column;gap:10px}.prompt-section{display:flex;flex-direction:column;gap:4px}.prompt-section-label{display:flex;align-items:center;justify-content:space-between;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}.copy-btn-sm{padding:2px 8px;background:transparent;border:1px solid var(--border);border-radius:4px;color:var(--text-muted);cursor:pointer;font-size:11px;white-space:nowrap}.copy-btn-sm:hover{border-color:var(--accent3);color:var(--accent3)}.prompt-lyrics{white-space:pre-wrap;font-size:12px}.prompt-meta{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:36px}.voice-badge{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.voice-male{background:#00d2ff33;color:var(--accent3)}.voice-female{background:#ff3cac33;color:var(--accent1)}.voice-duet{background:#7b2fff33;color:var(--accent2)}.prompt-num{font-size:10px;color:var(--text-muted)}.prompt-text{flex:1;font-size:13px;line-height:1.6}.copy-btn{padding:5px 12px;background:transparent;border:1px solid var(--border);border-radius:5px;color:var(--text-muted);cursor:pointer;font-size:12px;white-space:nowrap}.copy-btn:hover{border-color:var(--accent3);color:var(--accent3)}.prompt-count{color:var(--text-muted);font-size:14px}.subtitle{color:var(--text-muted);font-size:13px;margin-top:4px}.upload-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-bottom:20px}.drop-zone{background:var(--surface);border:2px dashed var(--border);border-radius:12px;padding:24px;cursor:pointer;transition:all .2s;position:relative;min-height:180px;display:flex;flex-direction:column;align-items:center;gap:8px}.drop-zone:hover,.drop-zone.dragging{border-color:var(--accent3)}.drop-zone.complete{border-color:var(--success);border-style:solid}.drop-header{display:flex;align-items:center;gap:8px;width:100%}.type-label{font-size:11px;color:var(--text-muted)}.type-name{font-weight:600;flex:1}.count-badge{font-size:12px;color:var(--text-muted)}.count-badge.done{color:var(--success)}.drop-icon{font-size:32px;margin:8px 0}.drop-hint{font-size:13px;color:var(--text-muted)}.upload-message{font-size:12px;margin-top:4px}.clear-btn{position:absolute;top:12px;right:12px;padding:3px 8px;font-size:11px;background:transparent;border:1px solid var(--border);border-radius:4px;color:var(--text-muted);cursor:pointer}.upload-summary{text-align:right;color:var(--text-muted);font-size:14px}.sse-dot{font-size:12px}.sse-dot.connected{color:var(--success)}.sse-dot.disconnected{color:var(--text-muted)}.stage-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}.stage-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px;transition:border-color .2s}.stage-card.active{border-color:var(--accent1)}.stage-card.done{border-color:var(--success)}.stage-label{font-size:13px;font-weight:600;margin-bottom:10px}.stage-progress-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-bottom:6px}.stage-progress-fill{height:100%;background:linear-gradient(90deg,var(--accent2),var(--accent3));border-radius:3px;transition:width .3s}.stage-percent{font-size:12px;color:var(--text-muted)}.log-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.log-header h2{font-size:16px}.log-stream{background:#080a12;border:1px solid var(--border);border-radius:8px;padding:16px;height:420px;overflow-y:auto;font-family:JetBrains Mono,Fira Code,monospace;font-size:12px}.log-empty{color:var(--text-muted);text-align:center;padding:40px}.log-line{display:flex;gap:10px;margin-bottom:3px}.log-time{color:#555;flex-shrink:0}.log-msg{word-break:break-all}.history-list{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.history-row{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:14px 16px;display:flex;align-items:center;gap:16px}.history-date{font-weight:600;min-width:140px}.history-types{display:flex;gap:6px;flex:1}.type-tag{padding:3px 10px;border-radius:20px;font-size:12px;background:#ffffff0d}.history-videos{color:var(--text-muted);font-size:13px;white-space:nowrap}.pagination{display:flex;align-items:center;gap:12px;justify-content:center}h2{font-size:16px;font-weight:600;margin-bottom:16px}