/* ============================================================
   智能会议纪要系统 - 样式
   ============================================================ */
:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d27;
    --bg-tertiary: #252836;
    --bg-hover: #2d3142;
    --border: #353949;
    --text-primary: #e4e6eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent: #6366f1;
    --accent-hover: #7c7ff5;
    --accent-light: rgba(99, 102, 241, 0.15);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
}

#app {
    display: flex;
    height: 100vh;
}

/* ============================================================
   侧边栏
   ============================================================ */
.sidebar {
    width: 280px;
    min-width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.logo-icon { font-size: 24px; }
.logo-text { font-size: 18px; font-weight: 700; }

.btn-new-meeting {
    width: 100%;
    padding: 10px 16px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.btn-new-meeting:hover { background: var(--accent-hover); }

.meeting-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.meeting-item {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-bottom: 4px;
    transition: background 0.15s;
    border: 1px solid transparent;
}
.meeting-item:hover { background: var(--bg-tertiary); }
.meeting-item.active {
    background: var(--accent-light);
    border-color: var(--accent);
}
.meeting-item .mi-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.meeting-item .mi-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 8px;
    align-items: center;
}
.meeting-item .mi-status {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
}
.mi-status.uploaded { background: rgba(156,163,175,0.2); color: var(--text-secondary); }
.mi-status.processing { background: rgba(245,158,11,0.2); color: var(--warning); }
.mi-status.transcribed { background: rgba(16,185,129,0.2); color: var(--success); }
.mi-status.completed { background: rgba(99,102,241,0.2); color: var(--accent); }
.mi-status.error { background: rgba(239,68,68,0.2); color: var(--danger); }
.mi-status.generating { background: rgba(245,158,11,0.2); color: var(--warning); }

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
}
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
}
.status-indicator .dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}
.status-indicator.online .dot { background: var(--success); }
.status-indicator.offline .dot { background: var(--danger); }

/* ============================================================
   主内容区
   ============================================================ */
.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

.view { display: none; height: 100%; }
.view.active { display: block; }

/* 上传视图 */
.upload-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 60px 24px 40px;
    text-align: center;
}
.upload-container h1 {
    font-size: 28px;
    margin-bottom: 8px;
}
.subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
}
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 48px 24px;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 20px;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--accent);
    background: var(--accent-light);
}
.upload-icon { font-size: 48px; margin-bottom: 12px; }
.upload-text { font-size: 16px; margin-bottom: 4px; }
.upload-formats { font-size: 13px; color: var(--text-muted); }

.upload-options {
    margin-top: 20px;
    text-align: left;
}
.upload-progress {
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-secondary);
}

.spinner {
    width: 20px; height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 功能卡片 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px 60px;
}
.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.feature-icon { font-size: 36px; margin-bottom: 12px; }
.feature-card h3 { font-size: 16px; margin-bottom: 8px; }
.feature-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* ============================================================
   会议详情
   ============================================================ */
.meeting-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: var(--bg-secondary);
}
.meeting-info h1 { font-size: 22px; margin-bottom: 6px; }
.meeting-meta {
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.meeting-meta span { display: flex; align-items: center; gap: 4px; }
.meeting-actions { display: flex; gap: 8px; }

/* 状态横幅 */
.status-banner {
    margin: 16px 32px 0;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.status-banner.processing {
    background: rgba(245,158,11,0.12);
    border: 1px solid rgba(245,158,11,0.3);
    color: var(--warning);
}
.status-banner.error {
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.3);
    color: var(--danger);
}
.status-banner.success {
    background: rgba(16,185,129,0.12);
    border: 1px solid rgba(16,185,129,0.3);
    color: var(--success);
}

/* 标签页 */
.tabs {
    display: flex;
    gap: 4px;
    padding: 0 32px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}
.tab {
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab .badge {
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 10px;
    font-weight: 600;
}

.tab-content { display: none; padding: 24px 32px; }
.tab-content.active { display: block; }

/* ============================================================
   转录文本
   ============================================================ */
.transcript-toolbar, .minutes-toolbar, .tasks-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.transcript-list { display: flex; flex-direction: column; gap: 2px; }

.transcript-seg {
    display: flex;
    gap: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}
.transcript-seg:hover { background: var(--bg-tertiary); }

.seg-time {
    font-size: 12px;
    color: var(--text-muted);
    min-width: 50px;
    padding-top: 2px;
    font-variant-numeric: tabular-nums;
}
.seg-speaker {
    font-size: 13px;
    font-weight: 700;
    min-width: 90px;
    padding: 2px 10px;
    border-radius: var(--radius-sm);
    text-align: center;
    height: fit-content;
    white-space: nowrap;
}
.seg-text { font-size: 14px; line-height: 1.6; flex: 1; }

/* 说话人颜色 */
.speaker-color-0 { background: rgba(99,102,241,0.2); color: #818cf8; }
.speaker-color-1 { background: rgba(16,185,129,0.2); color: #34d399; }
.speaker-color-2 { background: rgba(245,158,11,0.2); color: #fbbf24; }
.speaker-color-3 { background: rgba(239,68,68,0.2); color: #f87171; }
.speaker-color-4 { background: rgba(236,72,153,0.2); color: #f472b6; }
.speaker-color-5 { background: rgba(6,182,212,0.2); color: #22d3ee; }

/* ============================================================
   会议纪要
   ============================================================ */
.minutes-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    line-height: 1.8;
    min-height: 200px;
}
.minutes-content h1, .minutes-content h2, .minutes-content h3 {
    margin: 20px 0 10px;
    color: var(--text-primary);
}
.minutes-content h2 { font-size: 18px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.minutes-content h3 { font-size: 16px; }
.minutes-content p { margin: 8px 0; }
.minutes-content ul, .minutes-content ol { margin: 8px 0 8px 24px; }
.minutes-content li { margin: 4px 0; }
.minutes-content strong { color: var(--accent); }
.minutes-content code { background: var(--bg-tertiary); padding: 2px 6px; border-radius: 4px; font-size: 13px; }
.minutes-content blockquote {
    border-left: 3px solid var(--accent);
    padding-left: 16px;
    margin: 12px 0;
    color: var(--text-secondary);
}

/* ============================================================
   任务清单
   ============================================================ */
.task-list { display: flex; flex-direction: column; gap: 8px; }

.task-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    transition: border-color 0.15s;
}
.task-card:hover { border-color: var(--accent); }
.task-card.completed { opacity: 0.55; }
.task-card.completed .task-title-text { text-decoration: line-through; }

.task-checkbox {
    width: 20px; height: 20px;
    border: 2px solid var(--border);
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    flex-shrink: 0;
    transition: all 0.15s;
}
.task-checkbox.checked {
    background: var(--success);
    border-color: var(--success);
}
.task-checkbox.checked::after {
    content: "✓";
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}

.task-body { flex: 1; min-width: 0; }
.task-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
    flex-wrap: wrap;
}
.task-title-text { font-size: 14px; font-weight: 600; }
.task-priority {
    font-size: 11px;
    padding: 1px 8px;
    border-radius: 10px;
    font-weight: 600;
}
.task-priority.high { background: rgba(239,68,68,0.2); color: var(--danger); }
.task-priority.medium { background: rgba(245,158,11,0.2); color: var(--warning); }
.task-priority.low { background: rgba(156,163,175,0.2); color: var(--text-secondary); }

.task-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 4px; }
.task-meta { font-size: 12px; color: var(--text-muted); display: flex; gap: 12px; flex-wrap: wrap; }
.task-meta span { display: flex; align-items: center; gap: 3px; }

.task-actions { display: flex; gap: 4px; flex-shrink: 0; }
.task-action-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.15s;
}
.task-action-btn:hover { background: var(--bg-tertiary); color: var(--text-primary); }

/* ============================================================
   通用组件
   ============================================================ */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.btn-small { padding: 6px 12px; font-size: 13px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg-hover); }
.btn-danger { background: rgba(239,68,68,0.15); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field span { font-size: 13px; color: var(--text-secondary); font-weight: 600; }
.field input, .field textarea, .field select, .input, .select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s;
}
.field input:focus, .field textarea:focus, .field select:focus, .input:focus, .select:focus {
    border-color: var(--accent);
}
.field textarea { resize: vertical; }
.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }

.empty-hint {
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
    font-size: 14px;
}

/* ============================================================
   弹窗
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(4px);
}
.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 480px;
    max-width: 90vw;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow);
}
.modal h2 { padding: 20px 24px; border-bottom: 1px solid var(--border); font-size: 18px; }
.modal-body { padding: 20px 24px; }
.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--bg-hover); }

/* ============================================================
   说话人管理
   ============================================================ */
.speakers-toolbar, .speakers-hint {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.speakers-hint { font-size: 12px; color: var(--text-muted); margin-left: auto; }

.speaker-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
}

.speaker-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: border-color 0.2s;
    position: relative;
}
.speaker-card:hover { border-color: var(--accent); }
.speaker-card.unconfirmed { border-color: var(--warning); border-style: dashed; }

.sp-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}
.sp-avatar {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}
.sp-avatar.color-0 { background: linear-gradient(135deg, #6366f1, #818cf8); }
.sp-avatar.color-1 { background: linear-gradient(135deg, #10b981, #34d399); }
.sp-avatar.color-2 { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.sp-avatar.color-3 { background: linear-gradient(135deg, #ef4444, #f87171); }
.sp-avatar.color-4 { background: linear-gradient(135deg, #ec4899, #f472b6); }
.sp-avatar.color-5 { background: linear-gradient(135deg, #06b6d4, #22d3ee); }

.sp-card-info { flex: 1; min-width: 0; }
.sp-card-name { font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.sp-card-position { font-size: 13px; color: var(--text-secondary); }
.sp-card-label { font-size: 11px; color: var(--text-muted); font-family: monospace; }

.sp-match-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    white-space: nowrap;
}
.sp-match-badge.auto { background: rgba(16,185,129,0.2); color: var(--success); }
.sp-match-badge.manual { background: rgba(245,158,11,0.2); color: var(--warning); }
.sp-match-badge.new { background: rgba(99,102,241,0.2); color: var(--accent); }

.sp-card-details {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 14px;
}
.sp-detail { font-size: 13px; color: var(--text-secondary); display: flex; gap: 6px; align-items: center; }
.sp-detail-icon { width: 16px; text-align: center; }

.sp-audio-player {
    margin-bottom: 12px;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}
.sp-audio-player audio { width: 100%; height: 32px; }
.sp-audio-label { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; }

.sp-card-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.sp-card-actions .btn { flex: 1; justify-content: center; }

.voiceprint-info {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.speaker-select-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}
.speaker-select-item {
    padding: 10px 14px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
    display: flex;
    align-items: center;
    gap: 10px;
}
.speaker-select-item:hover { background: var(--bg-tertiary); }
.speaker-select-item:last-child { border-bottom: none; }
.speaker-select-item.selected { background: var(--accent); color: #fff; }