/* ============================================
   AI 视频生成平台 — 全局样式（科技感紧凑版）
   ============================================ */

/* --- CSS 变量 --- */
:root {
    --bg-primary: #0a0e1a;
    --bg-card: rgba(15, 20, 40, 0.75);
    --bg-card-hover: rgba(20, 26, 52, 0.85);
    --bg-input: rgba(0, 212, 255, 0.05);
    --border-glow: rgba(0, 212, 255, 0.25);
    --neon-blue: #00d4ff;
    --neon-purple: #a855f7;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --glass-blur: blur(10px);
    --radius: 10px;
    --radius-sm: 6px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    font-size: 14px;
    line-height: 1.5;
}

a { color: var(--neon-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Canvas 粒子背景 --- */
#particle-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* =============================================
   登录页样式（保持不变）
   ============================================= */
.login-container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: rgba(10, 14, 30, 0.82);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 24px;
    padding: 52px 44px 44px;
    width: 420px;
    max-width: 92vw;
    box-shadow:
        0 0 60px rgba(0, 212, 255, 0.06),
        0 25px 60px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: card-entrance 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes card-entrance {
    from { opacity: 0; transform: translateY(32px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%, var(--neon-blue) 30%, var(--neon-purple) 70%, transparent 100%);
    border-radius: 0 0 2px 2px;
    animation: header-bar-shimmer 3s ease-in-out infinite;
}

@keyframes header-bar-shimmer {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
    animation: header-entrance 0.5s ease both 0.2s;
}

@keyframes header-entrance {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.logo-glow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.08);
    border: 1.5px solid rgba(0, 212, 255, 0.25);
    margin-bottom: 20px;
    font-size: 32px;
    color: var(--neon-blue);
    text-shadow: 0 0 20px var(--neon-blue), 0 0 60px rgba(0, 212, 255, 0.3);
    animation: logo-pulse 2.5s ease-in-out infinite;
}

@keyframes logo-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.15), 0 0 40px rgba(0, 212, 255, 0.05); }
    50% { box-shadow: 0 0 30px rgba(0, 212, 255, 0.3), 0 0 60px rgba(0, 212, 255, 0.1); }
}

.login-header h1 {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, var(--neon-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.subtitle {
    font-size: 12px;
    color: rgba(148, 163, 184, 0.7);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.input-group {
    margin-bottom: 18px;
    animation: input-entrance 0.4s ease both;
}

.input-group:nth-child(1) { animation-delay: 0.3s; }
.input-group:nth-child(2) { animation-delay: 0.4s; }

@keyframes input-entrance {
    from { opacity: 0; transform: translateX(-12px); }
    to { opacity: 1; transform: translateX(0); }
}

.input-group label {
    display: block;
    font-size: 12px;
    color: rgba(148, 163, 184, 0.8);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.input-wrapper {
    position: relative;
}

.input-wrapper .field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    pointer-events: none;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.input-wrapper input {
    width: 100%;
    padding: 13px 46px 13px 44px;  /* 右侧留空间给切换按钮 */
    background: rgba(0, 212, 255, 0.04);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 14px;
    color: var(--text-primary);
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}

.input-wrapper input:focus {
    border-color: rgba(0, 212, 255, 0.5);
    background: rgba(0, 212, 255, 0.07);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1), 0 0 20px rgba(0, 212, 255, 0.06);
}

.input-wrapper input:focus + .field-icon,
.input-wrapper:focus-within .field-icon {
    opacity: 0.9;
    color: var(--neon-blue);
}

.input-wrapper input::placeholder {
    color: rgba(148, 163, 184, 0.45);
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    opacity: 0.6;  /* 提高可见度 */
    transition: opacity 0.2s, transform 0.2s;
    padding: 4px;
}
.toggle-password:hover { opacity: 1; transform: translateY(-50%) scale(1.1); }

.remember-row {
    margin-bottom: 28px;
    animation: input-entrance 0.4s ease both 0.5s;
}

.checkbox-label {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    color: rgba(148, 163, 184, 0.75);
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
}
.checkbox-label:hover { color: var(--text-secondary); }
.checkbox-label input { display: none; }

.checkmark {
    width: 17px;
    height: 17px;
    border: 1.5px solid rgba(0, 212, 255, 0.25);
    border-radius: 5px;
    margin-right: 9px;
    position: relative;
    transition: all 0.22s;
    flex-shrink: 0;
}

.checkbox-label input:checked + .checkmark {
    background: linear-gradient(135deg, var(--neon-blue), rgba(0, 212, 255, 0.8));
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.checkbox-label input:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 1.5px;
    width: 5px;
    height: 9px;
    border: 2px solid #0a0e1a;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.btn-login {
    position: relative;
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(168, 85, 247, 0.08));
    border: 1.5px solid rgba(0, 212, 255, 0.4);
    border-radius: 14px;
    color: var(--neon-blue);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 1px;
    animation: input-entrance 0.4s ease both 0.6s;
}

.btn-login::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    opacity: 0;
    transition: opacity 0.35s;
}

.btn-login:hover {
    border-color: rgba(0, 212, 255, 0.7);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2), 0 8px 25px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.btn-login:hover::before { opacity: 1; }
.btn-login:hover .btn-text { color: #0a0e1a; text-shadow: none; }
.btn-login:active { transform: translateY(0); box-shadow: 0 0 15px rgba(0, 212, 255, 0.15); }
.btn-login:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-login .btn-text {
    position: relative;
    z-index: 1;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
    transition: color 0.3s, text-shadow 0.3s;
}

.btn-login::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 40%;
    height: 200%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.08) 50%, transparent 100%);
    transform: skewX(-15deg);
    animation: btn-shine 3.5s ease-in-out infinite;
    pointer-events: none;
}

@keyframes btn-shine {
    0% { left: -60%; }
    20%, 100% { left: 120%; }
}

.login-error {
    text-align: center;
    color: var(--danger);
    font-size: 13px;
    margin-top: 14px;
    min-height: 20px;
    animation: error-shake 0.4s ease;
}

@keyframes error-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* =============================================
   Dashboard — 整体布局
   ============================================= */
.dashboard-body {
    display: flex;
    min-height: 100vh;
}

/* --- 左侧导航栏 --- */
.sidebar {
    width: 210px;
    min-width: 210px;
    background: rgba(8, 12, 26, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--border-glow);
    display: flex;
    flex-direction: column;
    padding: 16px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-logo {
    text-align: center;
    padding: 0 16px 16px;
    border-bottom: 1px solid rgba(0, 212, 255, 0.08);
    margin-bottom: 12px;
}

.sidebar-logo .logo-icon {
    font-size: 30px;
    color: var(--neon-blue);
    text-shadow: 0 0 12px var(--neon-blue);
}

.sidebar-logo h2 {
    font-size: 14px;
    margin-top: 6px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 10px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 13px;
    border: 1px solid transparent;
}

.nav-item:hover {
    background: rgba(0, 212, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--border-glow);
    color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.08);
}

.nav-item .nav-icon {
    font-size: 16px;
    width: 22px;
    text-align: center;
}

.sidebar-footer {
    padding: 12px 10px 0;
    border-top: 1px solid rgba(0, 212, 255, 0.08);
    margin-top: auto;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    margin-bottom: 8px;
    background: rgba(0, 212, 255, 0.04);
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: var(--radius-sm);
}

.user-avatar { font-size: 14px; flex-shrink: 0; }
.user-name {
    font-size: 12px;
    color: var(--neon-blue);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-logout {
    width: 100%;
    padding: 8px;
    background: rgba(239, 68, 68, 0.07);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    color: var(--danger);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}
.btn-logout:hover { background: rgba(239, 68, 68, 0.15); }

/* --- 右侧内容区 --- */
.main-content {
    flex: 1;
    margin-left: 210px;
    padding: 20px 24px;
    min-height: 100vh;
}

.panel { display: none; }
.panel.active { display: block; }

.panel-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.panel-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-header p {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 3px;
}

/* =============================================
   步骤指示器（紧凑版）
   ============================================= */
.step-indicator {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 16px;
}

.step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    border-radius: 20px;
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all 0.3s;
}

.step.active {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
    color: var(--neon-blue);
}

.step.completed {
    background: rgba(34, 197, 94, 0.08);
    border-color: var(--success);
    color: var(--success);
}

.step-number {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
}

.step.active .step-number {
    background: var(--neon-blue);
    color: var(--bg-primary);
}

.step-connector {
    width: 20px;
    height: 1px;
    background: rgba(255, 255, 255, 0.06);
}

/* =============================================
   上传区 — 左右并排布局
   ============================================= */
.upload-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.upload-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    padding: 14px;
}

.upload-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.upload-card-icon { font-size: 15px; }

.upload-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.upload-card-hint {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-muted);
}

.upload-area {
    border: 1.5px dashed rgba(0, 212, 255, 0.18);
    border-radius: var(--radius-sm);
    padding: 18px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s;
    position: relative;
    min-height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.upload-area:hover {
    border-color: var(--neon-blue);
    background: rgba(0, 212, 255, 0.03);
}

.upload-area.drag-over {
    border-color: var(--neon-blue);
    background: rgba(0, 212, 255, 0.07);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.12);
}

.upload-icon-sm { font-size: 22px; opacity: 0.5; }

.upload-tip {
    color: var(--text-muted);
    font-size: 12px;
}

.upload-area .file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

/* 预览区（内嵌在卡片内） */
.preview-row {
    display: none;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.preview-row.visible { display: flex; }

/* 图片预览缩略图 */
.preview-thumb {
    width: 64px;
    height: 48px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-glow);
    background: rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.preview-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* 视频预览缩略图 — 更大以显示 controls */
.preview-thumb-video {
    width: 140px;
    height: 90px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-glow);
    background: #000;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.preview-thumb-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.preview-info {
    flex: 1;
    min-width: 0;
}

.preview-name {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 5px;
}

/* 迷你进度条 */
.progress-bar-mini {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
    display: none;
}

.progress-bar-mini.active { display: block; }

.progress-bar-fill-mini {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 2px;
    transition: width 0.3s;
    box-shadow: 0 0 6px rgba(0, 212, 255, 0.4);
}

.progress-text-mini {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 3px;
}

/* =============================================
   提交区
   ============================================= */
.generate-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.generate-left { flex-shrink: 0; }

.generate-right { flex: 1; }

.status-mini {
    font-size: 12px;
    color: var(--text-muted);
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.generate-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border: none;
    border-radius: var(--radius);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.generate-btn:hover {
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.35);
    transform: translateY(-1px);
}

.generate-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-gen-icon { font-size: 16px; }

/* =============================================
   状态 / 结果区
   ============================================= */
.result-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.result-section:empty { display: none; }

/* 状态盒 */
.status-box {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: none;
}

.status-box.visible { display: block; }

.status-box-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--warning);
    box-shadow: 0 0 6px currentColor;
    animation: dot-pulse 1.5s ease-in-out infinite;
}

.status-dot.reviewing { background: var(--warning); color: var(--warning); }
.status-dot.generating { background: var(--neon-blue); color: var(--neon-blue); }
.status-dot.done { background: var(--success); color: var(--success); animation: none; }

@keyframes dot-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.status-box-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.status-box-msg {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.gen-progress-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.gen-progress-bar-bg {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.gen-progress-bar-fill {
    height: 100%;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple), var(--neon-blue));
    background-size: 200% 100%;
    animation: shimmer 2s linear infinite;
    transition: width 0.5s ease;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.gen-progress-pct {
    font-size: 12px;
    color: var(--neon-blue);
    font-weight: 600;
    flex-shrink: 0;
}

/* 结果盒 */
.result-box {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(34, 197, 94, 0.25);
    border-radius: var(--radius);
    padding: 16px;
    display: none;
}

.result-box.visible { display: block; }

.result-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.result-icon { font-size: 16px; }

.result-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--success);
}

.result-player {
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #000;
    margin-bottom: 12px;
}

.video-link-box {
    padding: 40px 20px;
    text-align: center;
}

.video-open-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-sm);
    color: var(--neon-blue);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    text-decoration: none;
}

.video-open-link:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--neon-blue);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

.video-open-icon {
    font-size: 18px;
}

.video-open-text {
    font-size: 14px;
}

.result-player video {
    width: 100%;
    max-height: 320px;
    object-fit: contain;
    display: block;
}

.btn-copy-link {
    background: rgba(168, 85, 247, 0.1);
    color: var(--neon-purple);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.btn-copy-link:hover {
    background: rgba(168, 85, 247, 0.2);
}

.result-actions {
    display: flex;
    gap: 10px;
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s;
    border: none;
}

.btn-download {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.btn-download:hover { background: rgba(34, 197, 94, 0.2); }

.btn-new {
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid var(--border-glow);
    color: var(--neon-blue);
}

.btn-new:hover { background: rgba(0, 212, 255, 0.12); }

/* =============================================
   弹窗（审核驳回）
   ============================================= */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.visible { display: flex; }

.modal-card {
    background: rgba(10, 14, 30, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 16px;
    padding: 28px;
    width: 400px;
    max-width: 90vw;
    box-shadow: 0 0 40px rgba(239, 68, 68, 0.12);
}

.modal-icon { font-size: 42px; text-align: center; margin-bottom: 12px; }
.modal-title { font-size: 16px; text-align: center; color: var(--danger); margin-bottom: 10px; }

.modal-msg {
    font-size: 13px;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.6;
    margin-bottom: 20px;
    padding: 10px;
    background: rgba(239, 68, 68, 0.05);
    border-radius: var(--radius-sm);
}

.modal-btn {
    display: block;
    width: 100%;
    padding: 10px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm);
    color: var(--danger);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.modal-btn:hover { background: rgba(239, 68, 68, 0.2); }

/* =============================================
   素材管理面板
   ============================================= */
.batch-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.tab-btn {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.tab-btn.active {
    background: rgba(0, 212, 255, 0.08);
    border-color: var(--neon-blue);
    color: var(--neon-blue);
}

.btn-batch-delete {
    padding: 6px 12px;
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.18);
    border-radius: var(--radius-sm);
    color: var(--danger);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}
.btn-batch-delete:hover { background: rgba(239, 68, 68, 0.14); }

.files-table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    overflow: hidden;
}

.files-table {
    width: 100%;
    border-collapse: collapse;
}

.files-table th {
    text-align: left;
    padding: 10px 12px;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.2);
}

.files-table td {
    padding: 10px 12px;
    font-size: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.files-table tr:last-child td { border-bottom: none; }
.files-table tr:hover td { background: rgba(0, 212, 255, 0.02); }

.empty-cell {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.file-thumb {
    width: 48px;
    height: 32px;
    border-radius: 4px;
    object-fit: cover;
    background: rgba(0, 0, 0, 0.3);
}

.btn-delete {
    padding: 4px 10px;
    background: rgba(239, 68, 68, 0.07);
    border: 1px solid rgba(239, 68, 68, 0.18);
    border-radius: var(--radius-sm);
    color: var(--danger);
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s;
}
.btn-delete:hover { background: rgba(239, 68, 68, 0.15); }

/* =============================================
   历史记录面板
   ============================================= */
.history-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.history-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    padding: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.history-card:hover {
    border-color: var(--neon-blue);
    background: var(--bg-card-hover);
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.08);
}

.history-thumb {
    width: 100%;
    height: 110px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: rgba(0, 0, 0, 0.3);
    margin-bottom: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-thumb img { width: 100%; height: 100%; object-fit: cover; }

.status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
}

.status-badge.completed { background: rgba(34, 197, 94, 0.1); color: var(--success); }
.status-badge.generating { background: rgba(0, 212, 255, 0.1); color: var(--neon-blue); }
.status-badge.rejected { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.status-badge.pending { background: rgba(245, 158, 11, 0.1); color: var(--warning); }

.history-date {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 5px;
}

/* 历史记录删除按钮 */
.history-card {
    position: relative;
}

.history-delete-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 26px;
    height: 26px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-card:hover .history-delete-btn {
    opacity: 1;
}

.history-delete-btn:hover {
    background: var(--danger);
    transform: scale(1.1);
}

/* 重置任务按钮 */
.btn-reset-tasks {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-reset-tasks:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.settings-card-warning {
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.empty-text {
    color: var(--text-muted);
    font-size: 13px;
    padding: 40px;
    text-align: center;
}

/* =============================================
   设置面板 — 紧凑网格
   ============================================= */
.settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.settings-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    padding: 16px;
}

.settings-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.form-row {
    margin-bottom: 10px;
}

.form-row label {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-row input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid rgba(0, 212, 255, 0.12);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: border-color 0.25s;
}
.form-row input:focus { border-color: var(--neon-blue); }
.form-row input:disabled { opacity: 0.5; cursor: not-allowed; }

/* 设置面板输入框包装器 */
.settings-card .form-row .input-wrapper {
    position: relative;
}

/* 设置面板输入框右侧留白给 toggle 按钮 */
.settings-card .form-row .input-wrapper input {
    padding-right: 40px;
}

/* 设置面板的密码切换按钮 */
.settings-card .form-row .toggle-password {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.5;
    transition: opacity 0.2s;
    padding: 4px;
}
.settings-card .form-row .toggle-password:hover { opacity: 1; }

.btn-save {
    padding: 8px 18px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-sm);
    color: var(--neon-blue);
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
}
.btn-save:hover { background: rgba(0, 212, 255, 0.16); }

.settings-msg {
    font-size: 11px;
    margin-top: 8px;
    min-height: 16px;
    color: var(--text-muted);
}

.settings-card-danger {
    border-color: rgba(239, 68, 68, 0.2);
}

.settings-card-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.5;
}

.btn-delete-full {
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.07);
    border: 1px solid rgba(239, 68, 68, 0.25);
    border-radius: var(--radius-sm);
    color: var(--danger);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}
.btn-delete-full:hover { background: rgba(239, 68, 68, 0.15); }

.settings-card-about {
    grid-column: 1 / -1;
    border-color: rgba(168, 85, 247, 0.2);
}

.settings-card-about p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* =============================================
   并发限制提示框
   ============================================= */
.retry-hint-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 187, 0, 0.08);
    border: 1px solid rgba(255, 187, 0, 0.35);
    border-radius: 10px;
    padding: 14px 18px;
    margin-top: 14px;
}
.retry-hint-icon { font-size: 28px; flex-shrink: 0; }
.retry-hint-content { flex: 1; }
.retry-hint-title {
    font-size: 14px;
    font-weight: 600;
    color: #ffbb00;
    margin-bottom: 4px;
}
.retry-hint-msg {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}
.retry-hint-btn {
    flex-shrink: 0;
    background: rgba(255, 187, 0, 0.15);
    border: 1px solid rgba(255, 187, 0, 0.5);
    color: #ffbb00;
    border-radius: 8px;
    padding: 8px 18px;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}
.retry-hint-btn:hover { background: rgba(255, 187, 0, 0.28); }

/* =============================================
   响应式
   ============================================= */
@media (max-width: 1024px) {
    .upload-row { grid-template-columns: 1fr; }
    .settings-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar {
        width: 56px;
        min-width: 56px;
    }
    .sidebar-logo h2,
    .nav-item span,
    .sidebar-footer .btn-logout { display: none; }
    .sidebar-logo { padding: 0 8px 12px; }
    .sidebar-logo .logo-icon { font-size: 22px; }
    .sidebar-nav { padding: 0 6px; }
    .nav-item { padding: 10px; justify-content: center; }
    .main-content { margin-left: 56px; padding: 14px; }
}

/* =============================================
   下载倒计时样式
   ============================================= */
.download-countdown {
    font-size: 12px;
    color: var(--warning);
    padding: 6px 12px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.download-countdown.expired {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

/* 历史记录下载区域 */
.history-download-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.history-download-btn {
    flex: 1;
    padding: 6px 12px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-sm);
    color: var(--success);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.history-download-btn:hover {
    background: rgba(34, 197, 94, 0.2);
}

.history-download-btn.disabled {
    background: rgba(100, 100, 100, 0.1);
    border-color: rgba(100, 100, 100, 0.2);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.history-countdown {
    font-size: 11px;
    color: var(--warning);
    white-space: nowrap;
}

.history-countdown.expired {
    color: var(--danger);
}

/* 历史详情弹窗 */
.history-detail-card {
    border-color: rgba(34, 197, 94, 0.3) !important;
    width: 480px !important;
}

.history-detail-video {
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #000;
    margin-bottom: 16px;
}

.history-detail-video video {
    width: 100%;
    max-height: 280px;
    object-fit: contain;
    display: block;
}

.history-detail-download {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.btn-download-modal {
    flex: 1;
    padding: 10px 20px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-sm);
    color: var(--success);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-download-modal:hover {
    background: rgba(34, 197, 94, 0.2);
}

.btn-download-modal.disabled {
    background: rgba(100, 100, 100, 0.1);
    border-color: rgba(100, 100, 100, 0.2);
    color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.countdown-badge {
    font-size: 13px;
    color: var(--warning);
    padding: 8px 14px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(245, 158, 11, 0.2);
    white-space: nowrap;
}

.countdown-badge.expired {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.history-detail-reject {
    padding: 16px;
    background: rgba(239, 68, 68, 0.05);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.history-detail-reject p {
    color: var(--danger);
    font-size: 13px;
    line-height: 1.6;
}

.history-detail-status {
    padding: 16px;
    background: rgba(0, 212, 255, 0.05);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.history-detail-status p {
    color: var(--neon-blue);
    font-size: 13px;
    line-height: 1.6;
}

.history-detail-info {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 16px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.history-detail-info p {
    margin-bottom: 4px;
}

.modal-close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.history-detail-card {
    position: relative;
}

/* 下载按钮禁用状态 */
.btn-action.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-action.disabled:hover {
    background: rgba(34, 197, 94, 0.1);
}