/* ===================================
   CreatorFlow - AI 自媒体生产平台
   Professional Dark Theme Stylesheet
   =================================== */

/* === CSS 变量 === */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f18;
    --bg-card: #16162a;
    --bg-card-hover: #1c1c38;
    --bg-input: #111122;
    --bg-hover: #1e1e3a;
    --bg-overlay: rgba(0, 0, 0, 0.6);

    --accent: #6c5ce7;
    --accent-hover: #7d6ff0;
    --accent-light: rgba(108, 92, 231, 0.15);
    --accent-glow: rgba(108, 92, 231, 0.4);
    --gradient: linear-gradient(135deg, #6c5ce7, #a29bfe);
    --gradient-2: linear-gradient(135deg, #6c5ce7, #00cec9);

    --success: #00b894;
    --success-light: rgba(0, 184, 148, 0.15);
    --warning: #fdcb6e;
    --warning-light: rgba(253, 203, 110, 0.15);
    --danger: #e17055;
    --danger-light: rgba(225, 112, 85, 0.15);
    --info: #74b9ff;
    --info-light: rgba(116, 185, 255, 0.15);

    --text-primary: #e8e8f0;
    --text-secondary: #8888a8;
    --text-tertiary: #555570;
    --text-inverse: #0a0a0f;

    --border: #222240;
    --border-light: #2a2a48;
    --border-focus: #6c5ce7;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--accent-glow);

    --sidebar-width: 240px;
    --sidebar-collapsed: 64px;
    --topbar-height: 56px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

/* === 全局重置 === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow: hidden;
    height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    font-size: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    width: 100%;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

textarea {
    resize: vertical;
    min-height: 60px;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238888a8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

input::placeholder, textarea::placeholder {
    color: var(--text-tertiary);
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* === 应用布局 === */
#app {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* === 侧边栏 === */
.sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width var(--transition-slow), min-width var(--transition-slow);
    z-index: 100;
    position: relative;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
    min-width: var(--sidebar-collapsed);
}

.sidebar.collapsed .nav-label,
.sidebar.collapsed .logo-text,
.sidebar.collapsed .version-info {
    opacity: 0;
    width: 0;
    overflow: hidden;
    white-space: nowrap;
}

.sidebar.collapsed .sidebar-header {
    justify-content: center;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 12px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    min-height: 64px;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity var(--transition-normal);
}

.sidebar-toggle {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar.collapsed .sidebar-toggle svg {
    transform: rotate(180deg);
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--accent-light);
    color: var(--accent);
    font-weight: 600;
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-label {
    transition: opacity var(--transition-normal);
    white-space: nowrap;
}

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
}

.version-info {
    font-size: 0.78rem;
    color: var(--text-tertiary);
    transition: opacity var(--transition-normal);
}

/* === 主内容区 === */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

/* === 顶栏 === */
.top-bar {
    height: var(--topbar-height);
    min-height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    gap: 16px;
}

.mobile-menu-btn {
    display: none;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.mobile-menu-btn:hover {
    background: var(--bg-hover);
}

.top-bar-title {
    font-size: 1.1rem;
    font-weight: 600;
    flex: 1;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 云同步状态指示器 */
.cloud-sync-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.68rem;
    color: var(--text-muted);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    cursor: default;
    user-select: none;
    transition: all 0.3s;
}
.cloud-sync-indicator.syncing {
    color: var(--warning);
}
.cloud-sync-indicator.synced {
    color: var(--success);
}
.cloud-sync-indicator svg {
    flex-shrink: 0;
}
.cloud-sync-text {
    max-width: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.action-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.action-btn:hover {
    background: var(--accent-light);
    color: var(--accent);
}

/* === 页面容器 === */
.page {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 28px;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === 工作台 === */
.dashboard-container {
    max-width: 960px;
    margin: 0 auto;
}

.welcome-section {
    margin-bottom: 36px;
}

.welcome-title {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.welcome-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title::before {
    content: '';
    width: 3px;
    height: 18px;
    background: var(--gradient);
    border-radius: 2px;
}

.quick-start {
    margin-bottom: 36px;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.platform-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.platform-icon {
    font-size: 2rem;
}

.platform-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.platform-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* === 最近项目 === */
.recent-projects {
    margin-bottom: 24px;
}

.projects-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.project-card:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.project-card-title {
    font-weight: 600;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-card-meta {
    font-size: 0.78rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 48px 20px;
    color: var(--text-tertiary);
}

.empty-state p {
    font-size: 0.9rem;
}

/* === 首次引导卡片 === */
.onboarding-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    background: linear-gradient(135deg, var(--accent-light), rgba(108, 92, 231, 0.05));
    border: 1px solid var(--accent);
    border-radius: var(--radius-lg);
    margin-bottom: 28px;
    position: relative;
    animation: fadeIn 0.4s ease;
}

.onboarding-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: 50%;
    color: var(--accent);
    flex-shrink: 0;
}

.onboarding-text {
    flex: 1;
}

.onboarding-text h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.onboarding-text p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.onboarding-btn {
    flex-shrink: 0;
}

.onboarding-dismiss {
    position: absolute;
    top: 12px;
    right: 14px;
    color: var(--text-tertiary);
    font-size: 1rem;
    padding: 4px;
    line-height: 1;
    transition: color var(--transition-fast);
}

.onboarding-dismiss:hover {
    color: var(--text-primary);
}

/* === 项目进度条 === */
.project-progress {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 8px;
}

.progress-seg {
    flex: 1;
    height: 3px;
    border-radius: 2px;
    background: var(--border);
    transition: background var(--transition-normal);
}

.progress-seg.done {
    background: var(--success);
}

.progress-text {
    font-size: 0.68rem;
    color: var(--text-tertiary);
    margin-left: 4px;
    flex-shrink: 0;
}

/* === 项目删除按钮 === */
.project-card {
    position: relative;
}

.project-delete-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 0.7rem;
    color: transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 1;
}

.project-card:hover .project-delete-btn {
    color: var(--text-tertiary);
}

.project-delete-btn:hover {
    background: var(--danger-light);
    color: var(--danger);
}

/* === 流水线 === */
.pipeline-container {
    max-width: 1280px;
    margin: 0 auto;
}

.pipeline-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 28px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.step-item:hover {
    background: var(--bg-hover);
}

.step-item.active .step-circle {
    background: var(--gradient);
    box-shadow: var(--shadow-glow);
    color: white;
}

.step-item.completed .step-circle {
    background: var(--success);
    color: white;
}

.step-item.active .step-label {
    color: var(--text-primary);
    font-weight: 600;
}

.step-circle {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--border-light);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
}

.step-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
    white-space: nowrap;
}

.step-connector {
    width: 32px;
    height: 2px;
    background: var(--border);
    flex-shrink: 0;
    margin: 0 4px;
    margin-bottom: 24px;
}

/* === 步骤内容 === */
.step-content {
    display: none;
    animation: fadeIn 0.35s ease;
}

.step-content.active {
    display: block;
}

.step-header {
    margin-bottom: 24px;
}

.step-header h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.step-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.step-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.input-panel, .output-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.input-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* === 步骤内模型选择器 === */
.service-selector-inline {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    color: var(--text-tertiary);
}

.service-selector-inline select {
    width: auto;
    min-width: 120px;
    max-width: 200px;
    padding: 2px 28px 2px 8px;
    font-size: 0.72rem;
    border-color: var(--border);
    background: var(--bg-input);
    color: var(--text-secondary);
    border-radius: 4px;
}

.service-selector-inline select:focus {
    border-color: var(--accent);
    box-shadow: none;
}

.step-service-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    font-size: 0.78rem;
}

.step-service-bar select {
    width: auto;
    min-width: 140px;
    max-width: 240px;
    padding: 4px 30px 4px 10px;
    font-size: 0.78rem;
    border-color: var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: 4px;
    flex: 1;
}

.step-service-bar select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-light);
}

.output-panel {
    display: flex;
    flex-direction: column;
}

.output-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.output-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.output-actions {
    display: flex;
    gap: 8px;
}

.output-content {
    flex: 1;
    min-height: 200px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    background: var(--bg-input);
    overflow-y: auto;
}

.output-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    height: 100%;
    min-height: 180px;
    color: var(--text-tertiary);
}

.output-placeholder p {
    font-size: 0.85rem;
}

/* === 表单元素 === */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-row {
    display: flex;
    gap: 12px;
}

.flex-1 {
    flex: 1;
}

.char-count {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-align: right;
}

.hint-text {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    padding: 12px;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    border: 1px dashed var(--border);
}

/* === 按钮 === */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--gradient);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.btn-primary:hover::after {
    transform: translateX(100%);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-secondary:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-success {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--success);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-success:hover {
    box-shadow: 0 0 20px rgba(0, 184, 148, 0.4);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.78rem;
    border-radius: var(--radius-sm);
    background: var(--bg-hover);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.btn-sm:hover {
    background: var(--accent-light);
    color: var(--accent);
    border-color: var(--accent);
}

.btn-link {
    font-size: 0.78rem;
    color: var(--accent);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    transition: color var(--transition-fast);
}

.btn-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.btn-generate {
    width: 100%;
    padding: 12px;
    margin-top: auto;
}

.btn-large {
    padding: 14px 32px;
    font-size: 1rem;
}

.btn-test {
    padding: 8px 20px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.btn-test:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}

.btn-test.testing {
    color: var(--warning);
    border-color: var(--warning);
}

.btn-test.success {
    color: var(--success);
    border-color: var(--success);
}

.btn-test.error {
    color: var(--danger);
    border-color: var(--danger);
}

/* === 步骤导航 === */
.step-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* === 图片画廊 === */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.image-gallery .output-placeholder {
    grid-column: 1 / -1;
}

.generated-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all var(--transition-normal);
    aspect-ratio: 1;
}

.generated-image:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    transform: scale(1.02);
}

.generated-image.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.generated-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.generated-image .image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    align-items: flex-end;
    padding: 10px;
}

.generated-image:hover .image-overlay {
    opacity: 1;
}

.image-overlay span {
    font-size: 0.78rem;
    color: white;
}

/* === 分镜系统 === */
.scene-tabs {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0 8px;
    gap: 4px;
    position: relative;
}
.scene-tabs-scroll {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    flex: 1;
    padding: 8px 0;
    scrollbar-width: none;
}
.scene-tabs-scroll::-webkit-scrollbar { display: none; }
.scene-tab {
    padding: 6px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-tertiary);
    background: transparent;
    border: 1px solid transparent;
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}
.scene-tab:hover { color: var(--text-secondary); background: var(--bg-primary); }
.scene-tab.active {
    color: var(--accent);
    background: var(--accent-light);
    border-color: var(--accent);
}
.scene-add-btn {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    background: transparent;
    border: 1px dashed var(--border);
    cursor: pointer;
    flex-shrink: 0;
    margin: 8px 0;
    transition: all var(--transition-fast);
}
.scene-add-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-light);
}
.scene-panels { padding: 16px; }
.scene-panel { display: none; }
.scene-panel.active { display: block; }
.scene-panel-body {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}
.scene-col { flex: 1; min-width: 0; }
.scene-col.scene-preview-col {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.scene-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    align-items: center;
}
.btn-scene-img, .btn-scene-vid {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex; align-items: center; gap: 6px;
    border: none;
}
.btn-scene-img {
    background: var(--accent);
    color: #fff;
}
.btn-scene-img:hover { filter: brightness(1.1); }
.btn-scene-img:disabled {
    background: var(--bg-primary);
    color: var(--text-tertiary);
    cursor: not-allowed;
}
.btn-scene-vid {
    background: var(--success);
    color: #fff;
}
.btn-scene-vid:hover { filter: brightness(1.1); }
.btn-scene-vid:disabled {
    background: var(--bg-primary);
    color: var(--text-tertiary);
    cursor: not-allowed;
}
.btn-scene-del {
    width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    margin-left: auto;
    transition: all var(--transition-fast);
}
.btn-scene-del:hover {
    color: var(--danger);
    background: var(--danger-light);
    border-color: var(--danger);
}
.scene-preview { display: flex; flex-direction: column; gap: 6px; }
.scene-preview-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.scene-image-area, .scene-video-area {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-primary);
}
.scene-image-area { aspect-ratio: 16/9; }
.scene-image-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.scene-video-area { aspect-ratio: 16/9; }
.scene-video-area video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.scene-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 0.82rem;
}
.scene-total {
    font-size: 0.78rem;
    color: var(--text-tertiary);
    font-weight: 500;
}
.scene-overview-item {
    display: flex;
    gap: 12px;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    align-items: center;
    transition: all var(--transition-fast);
}
.scene-overview-item:hover { border-color: var(--border-light); }
.scene-overview-thumb {
    width: 80px; height: 45px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-tertiary);
    font-size: 0.72rem;
}
.scene-overview-thumb img { width: 100%; height: 100%; object-fit: cover; }
.scene-overview-info { flex: 1; min-width: 0; }
.scene-overview-desc {
    font-size: 0.82rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.scene-overview-meta {
    font-size: 0.72rem;
    color: var(--text-tertiary);
    margin-top: 2px;
}
.scene-overview-status {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    flex-shrink: 0;
}
.scene-overview-status.done { background: var(--success-light); color: var(--success); }
.scene-overview-status.partial { background: var(--warning-light); color: var(--warning); }
.scene-overview-status.pending { background: var(--bg-primary); color: var(--text-tertiary); }

/* === 分镜控制栏 === */
.storyboard-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border);
}
.storyboard-controls-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* === 九宫格图片网格 === */
.grid-controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
}
.grid-progress {
    display: flex;
    align-items: center;
    gap: 10px;
}
.grid-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}
.grid-progress-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 3px;
    transition: width var(--transition-normal);
    width: 0%;
}
.grid-progress-text {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-weight: 500;
    white-space: nowrap;
}
.image-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.image-grid-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}
.image-grid-card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-sm);
}
.image-grid-card .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}
.image-grid-card .card-scene-num {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-light);
    padding: 2px 8px;
    border-radius: 10px;
}
.image-grid-card .card-size {
    font-size: 0.68rem;
    color: var(--text-tertiary);
}
.image-grid-card .card-image-area {
    aspect-ratio: 16/9;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.image-grid-card .card-image-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.image-grid-card .card-placeholder {
    color: var(--text-tertiary);
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.image-grid-card .card-placeholder svg {
    opacity: 0.2;
}
.image-grid-card .card-desc {
    padding: 10px 12px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
    max-height: 52px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    border-top: 1px solid var(--border);
}
.image-grid-card .card-actions {
    display: flex;
    gap: 6px;
    padding: 8px 12px;
    border-top: 1px solid var(--border);
}
.image-grid-card .card-actions .btn-scene-img {
    flex: 1;
    justify-content: center;
    padding: 6px 10px;
    font-size: 0.78rem;
}
.image-grid-card .card-status {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    z-index: 2;
}
.image-grid-card .card-status.generating {
    background: var(--warning);
    color: white;
    animation: pulse 1.5s infinite;
}
.image-grid-card .card-status.done {
    background: var(--success);
    color: white;
}
.image-grid-card .card-status.error {
    background: var(--danger);
    color: white;
}

/* === 视频网格 === */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}
.video-grid-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}
.video-grid-card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-sm);
}
.video-grid-card .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}
.video-grid-card .card-scene-num {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--success);
    background: var(--success-light);
    padding: 2px 8px;
    border-radius: 10px;
}
.video-grid-card .card-duration {
    font-size: 0.68rem;
    color: var(--text-tertiary);
}
.video-grid-card .card-video-area {
    aspect-ratio: 16/9;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}
.video-grid-card .card-video-area video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.video-grid-card .card-video-area img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(0.6);
}
.video-grid-card .card-placeholder {
    color: var(--text-tertiary);
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: 6px;
}
.video-grid-card .card-placeholder svg {
    opacity: 0.2;
}
.video-grid-card .card-desc {
    padding: 10px 12px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
    max-height: 42px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    border-top: 1px solid var(--border);
}
.video-grid-card .card-actions {
    display: flex;
    gap: 6px;
    padding: 8px 12px;
    border-top: 1px solid var(--border);
}
.video-grid-card .card-actions .btn-scene-vid {
    flex: 1;
    justify-content: center;
    padding: 6px 10px;
    font-size: 0.78rem;
}
.video-grid-card .card-status {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    z-index: 2;
}
.video-grid-card .card-status.generating {
    background: var(--warning);
    color: white;
    animation: pulse 1.5s infinite;
}
.video-grid-card .card-status.done {
    background: var(--success);
    color: white;
}
.video-grid-card .card-status.error {
    background: var(--danger);
    color: white;
}

/* === 最终视频区域 === */
.final-video-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}
.final-video-preview {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(0.9); }
}

/* === 视频播放器 === */
.video-player-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.video-player-area video {
    width: 100%;
    max-height: 400px;
    border-radius: var(--radius-md);
    background: black;
}

/* === 素材检查 === */
.material-checklist {
    background: var(--bg-input);
    border-radius: var(--radius-md);
    padding: 16px;
}

.material-checklist h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.checklist {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.check-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.check-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.check-icon.pending {
    border-color: var(--text-tertiary);
}

.check-icon.ready {
    border-color: var(--success);
    background: var(--success);
    color: white;
}

.check-icon.ready::after {
    content: '\2713';
}

/* === 参考图片选择器 === */
.ref-image-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
}

.ref-thumb {
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.ref-thumb:hover {
    border-color: var(--accent);
}

.ref-thumb.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

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

/* === API 配置页 === */
.settings-container {
    max-width: 960px;
    margin: 0 auto;
}

.settings-header {
    margin-bottom: 28px;
}

.settings-header h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.settings-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.settings-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.service-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    cursor: pointer;
    transition: background var(--transition-fast);
    user-select: none;
}

.category-header:hover {
    background: var(--bg-card-hover);
}

.category-header svg:first-child {
    color: var(--accent);
    flex-shrink: 0;
}

.category-header h3 {
    font-size: 1rem;
    font-weight: 600;
    flex: 0 0 auto;
}

.category-count {
    font-size: 0.78rem;
    color: var(--text-tertiary);
    flex: 1;
}

.category-arrow {
    color: var(--text-tertiary);
    transition: transform var(--transition-normal);
}

.service-category.open .category-arrow {
    transform: rotate(180deg);
}

.category-body {
    display: none;
    padding: 0 20px 16px;
}

.service-category.open .category-body {
    display: block;
    animation: fadeIn 0.2s ease;
}

.service-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    transition: all var(--transition-fast);
}

.service-card:last-child {
    margin-bottom: 0;
}

.service-card:hover {
    border-color: var(--border-light);
}

.service-card.has-key {
    border-color: var(--success);
    background: rgba(0, 184, 148, 0.03);
}

.service-info {
    min-width: 160px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.service-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.service-model {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.service-config {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.config-field {
    flex: 1;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.config-field label {
    font-size: 0.72rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.config-field input {
    padding: 8px 12px;
    font-size: 0.82rem;
}

.config-field input[type="password"] {
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

.default-service-select {
    padding: 8px 12px;
    font-size: 0.82rem;
    max-width: 260px;
}

.settings-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.settings-footer-left {
    display: flex;
    gap: 8px;
}

/* === 输出提示 === */
.output-hint {
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-tertiary);
    margin-left: 8px;
}

/* === 可编辑输出区 === */
.output-content[contenteditable="true"] {
    cursor: text;
    outline: none;
    user-select: text;
}

.output-content[contenteditable="true"]:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-light);
}

.output-content[contenteditable="true"]:empty::before {
    content: attr(data-placeholder);
    color: var(--text-tertiary);
    pointer-events: none;
}

.output-content[contenteditable="true"] .generated-text {
    white-space: pre-wrap;
}

/* === 粘贴区域高亮 === */
.output-content.paste-focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

/* === 模态框 === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    backdrop-filter: blur(4px);
}

.modal-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 520px;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.25s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(16px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 1.3rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal-body {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 24px 20px;
    border-top: 1px solid var(--border);
}

.required {
    color: var(--danger);
}

/* === 自定义 API 列表 === */
.custom-api-empty {
    display: none;
}

.custom-api-empty:only-child {
    display: block;
}

.custom-api-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    transition: all var(--transition-fast);
}

.custom-api-card:hover {
    border-color: var(--border-light);
}

.custom-api-card.has-key {
    border-color: var(--success);
    background: rgba(0, 184, 148, 0.03);
}

.custom-api-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    flex-shrink: 0;
}

.custom-api-badge.llm { background: var(--accent-light); color: var(--accent); }
.custom-api-badge.image { background: var(--info-light); color: var(--info); }
.custom-api-badge.tts { background: var(--warning-light); color: var(--warning); }
.custom-api-badge.video { background: var(--success-light); color: var(--success); }

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

.custom-api-info-name {
    font-weight: 600;
    font-size: 0.88rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.custom-api-info-meta {
    font-size: 0.72rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-delete-custom {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.btn-delete-custom:hover {
    background: var(--danger-light);
    color: var(--danger);
}

.btn-add-custom {
    border: 1px dashed var(--border);
    padding: 10px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-add-custom:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}

/* === 使用说明 === */
.guide-container {
    max-width: 720px;
    margin: 0 auto;
}

.guide-header {
    margin-bottom: 32px;
}

.guide-header h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.guide-header p {
    color: var(--text-secondary);
}

.guide-step {
    display: flex;
    gap: 20px;
    margin-bottom: 28px;
}

.guide-step-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    color: white;
    font-weight: 700;
    border-radius: 50%;
    flex-shrink: 0;
    font-size: 1rem;
}

.guide-step-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.guide-step-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.guide-tips {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-top: 12px;
}

.guide-tips h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--warning);
}

.guide-tips ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.guide-tips li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding-left: 18px;
    position: relative;
    line-height: 1.6;
}

.guide-tips li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--warning);
    opacity: 0.6;
}

/* === Toast 通知 === */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem;
    animation: toastIn 0.3s ease;
    max-width: 380px;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }
.toast.info { border-left: 3px solid var(--info); }

.toast.fade-out {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(40px); }
}

/* === 加载遮罩 === */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    z-index: 10000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    backdrop-filter: blur(4px);
}

.loading-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* === 生成按钮加载状态 === */
.btn-loading .btn-primary {
    position: relative;
    color: transparent !important;
}

.btn-loading .btn-primary::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* === 生成的文案内容 === */
.generated-text {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-primary);
    white-space: pre-wrap;
    animation: contentFadeIn 0.4s ease;
}

@keyframes contentFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === 侧边栏移动端遮罩 === */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 150;
    backdrop-filter: blur(2px);
}

@media (max-width: 768px) {
    .sidebar.mobile-open ~ .sidebar-backdrop {
        display: block;
    }
}

/* === 复制提示 === */
.copy-tip {
    position: absolute;
    top: -32px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 12px;
    background: var(--accent);
    color: white;
    font-size: 0.72rem;
    border-radius: 4px;
    white-space: nowrap;
    animation: copyTipIn 0.2s ease;
    pointer-events: none;
}

@keyframes copyTipIn {
    from { opacity: 0; transform: translateX(-50%) translateY(4px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

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

@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -100%;
        width: var(--sidebar-width) !important;
        min-width: var(--sidebar-width) !important;
        height: 100vh;
        z-index: 200;
        transition: left var(--transition-normal);
    }

    .sidebar.mobile-open {
        left: 0;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .page {
        padding: 16px;
    }

    .pipeline-steps {
        padding: 12px 8px;
        overflow-x: auto;
    }

    .step-connector {
        width: 16px;
    }

    .step-label {
        font-size: 0.72rem;
    }

    .platform-grid {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    }

    .welcome-title {
        font-size: 1.5rem;
    }

    .service-card {
        flex-direction: column;
    }

    .service-info {
        min-width: auto;
        flex-direction: row;
        align-items: center;
        gap: 8px;
    }

    .service-config {
        width: 100%;
    }

    .config-field {
        min-width: auto;
    }

    .step-nav {
        flex-direction: column-reverse;
        gap: 8px;
    }

    .step-nav button {
        width: 100%;
    }

    .form-row {
        flex-direction: column;
    }

    .form-row .form-group {
        width: 100% !important;
    }
}

@media (max-width: 480px) {
    .pipeline-steps {
        gap: 0;
        padding: 10px 6px;
    }

    .step-item {
        padding: 6px 8px;
    }

    .step-circle {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }

    .step-connector {
        width: 10px;
    }
}

/* ==============================
   登录页
   ============================== */
.login-page {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(108, 92, 231, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(162, 155, 254, 0.06) 0%, transparent 50%);
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.login-page.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.login-card {
    width: 380px;
    max-width: 90vw;
    padding: 48px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    text-align: center;
}

.login-logo {
    margin-bottom: 16px;
}

.login-title {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-field {
    text-align: left;
}

.login-field label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

.login-field input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.login-field input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.login-field input::placeholder {
    color: var(--text-tertiary);
}

.btn-login {
    width: 100%;
    padding: 13px 24px;
    margin-top: 8px;
    background: var(--gradient);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    letter-spacing: 4px;
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

.btn-login:active {
    transform: translateY(0);
}

.login-hint {
    margin-top: 20px;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ==============================
   用户信息 / 退出按钮
   ============================== */
.user-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-weight: 500;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#logoutBtn {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

#logoutBtn:hover {
    color: var(--danger);
}

/* ==============================
   账号管理页面
   ============================== */
.accounts-body {
    padding: 0 4px;
}

.accounts-main-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}

.accounts-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    color: var(--accent);
}

.accounts-card-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.accounts-card-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.account-info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--bg-input);
    border-radius: var(--radius-md);
}

.account-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.account-value {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.account-role-admin {
    color: var(--accent);
    background: var(--accent-light);
    padding: 2px 10px;
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
}

.accounts-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.accounts-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.accounts-section-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.accounts-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.account-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.account-item:hover {
    border-color: var(--border-light);
    background: var(--bg-hover);
}

.account-item-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.account-item-phone {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.account-item-role {
    font-size: 0.78rem;
    color: var(--text-tertiary);
}

.account-item-actions {
    display: flex;
    gap: 6px;
}

.account-item-actions .btn-sm {
    font-size: 0.78rem;
    padding: 5px 12px;
}

.btn-danger-sm {
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid rgba(225, 112, 85, 0.3);
    border-radius: var(--radius-sm);
    padding: 5px 12px;
    font-size: 0.78rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.btn-danger-sm:hover {
    background: var(--danger);
    color: #fff;
}

/* ==============================
   登录页响应式
   ============================== */
@media (max-width: 480px) {
    .login-card {
        padding: 36px 24px;
    }

    .login-title {
        font-size: 1.5rem;
    }
}

/* 项目创建者标签（主账号可见） */
.project-owner-tag {
    font-size: 0.72rem;
    color: var(--info);
    background: var(--info-light);
    padding: 1px 8px;
    border-radius: var(--radius-xl);
}

/* ==============================
   剧本大纲
   ============================== */
.script-outline {
    background: rgba(108, 92, 231, 0.06);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    overflow: hidden;
}
.script-outline-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--primary);
    user-select: none;
    transition: background 0.2s;
}
.script-outline-header:hover {
    background: rgba(108, 92, 231, 0.08);
}
.script-outline-header svg {
    transition: transform 0.2s;
}
.script-outline.collapsed .script-outline-header svg {
    transform: rotate(-90deg);
}
.script-outline-body {
    padding: 0 14px 12px;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--text-secondary);
    white-space: pre-wrap;
}
.script-outline.collapsed .script-outline-body {
    display: none;
}

/* ==============================
   全局库页面（角色库 / 场景库）
   ============================== */
.lib-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 24px;
}
.lib-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
}
.lib-header h2 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}
.lib-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
}
.lib-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.lib-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}
.lib-empty p {
    margin-top: 12px;
    font-size: 0.82rem;
}
.lib-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
    position: relative;
}
.lib-card:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 20px rgba(108, 92, 231, 0.12);
}
.lib-card-img {
    width: 100%;
    aspect-ratio: 1;
    background: var(--surface-alt);
    overflow: hidden;
}
.lib-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.lib-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lib-card-info {
    padding: 10px 12px;
}
.lib-card-name {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.lib-card-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lib-card-actions {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}
.lib-card:hover .lib-card-actions {
    opacity: 1;
}
.btn-lib-edit, .btn-lib-del {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
.btn-lib-edit {
    background: rgba(108, 92, 231, 0.85);
    color: white;
}
.btn-lib-edit:hover {
    background: var(--primary);
}
.btn-lib-del {
    background: rgba(255, 71, 87, 0.85);
    color: white;
}
.btn-lib-del:hover {
    background: var(--danger);
}

/* ==============================
   Step 3 子标签页
   ============================== */
.sub-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.sub-tab {
    padding: 8px 20px;
    border: none;
    background: none;
    color: var(--text-muted);
    font-size: 0.82rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}
.sub-tab:hover {
    color: var(--text);
}
.sub-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}
.subtab-panel {
    display: none;
}
.subtab-panel.active {
    display: block;
}

/* 内嵌库面板 */
.lib-inline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--surface-alt);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    font-size: 0.78rem;
    color: var(--text-muted);
}
.lib-inline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
    max-height: 400px;
    overflow-y: auto;
    padding: 4px;
}
.lib-inline-card {
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.lib-inline-card:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 12px rgba(108, 92, 231, 0.15);
    transform: translateY(-2px);
}
.lib-inline-img {
    width: 100%;
    aspect-ratio: 1;
    background: var(--surface-alt);
    overflow: hidden;
}
.lib-inline-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.lib-inline-name {
    padding: 6px 8px;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}

/* ==============================
   图片卡片角色/场景槽位
   ============================== */
.card-references {
    display: flex;
    gap: 6px;
    padding: 0 12px 8px;
}
.card-ref-slot {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 5px 8px;
    background: var(--surface-alt);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    overflow: hidden;
    min-height: 32px;
}
.card-ref-slot:hover {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.06);
}
.card-ref-slot.assigned {
    border-style: solid;
    border-color: rgba(108, 92, 231, 0.3);
    background: rgba(108, 92, 231, 0.06);
}
.card-ref-slot svg {
    flex-shrink: 0;
    opacity: 0.4;
}
.card-ref-slot img {
    width: 22px;
    height: 22px;
    border-radius: 4px;
    object-fit: cover;
    flex-shrink: 0;
}
.ref-name {
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.card-ref-slot:not(.assigned) span {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* 角色预览区域（模态框内） */
.char-preview-area {
    text-align: center;
    margin-top: 8px;
}

/* ==============================
   库编辑面板（页面内联）
   ============================== */
.lib-edit-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    overflow: hidden;
    animation: slideDown 0.25s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
.lib-edit-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-alt);
}
.lib-edit-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
}
.btn-lib-panel-close {
    width: 30px;
    height: 30px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}
.btn-lib-panel-close:hover {
    background: rgba(255, 71, 87, 0.15);
    color: var(--danger);
}
.lib-edit-body {
    display: flex;
    gap: 24px;
    padding: 20px;
}
.lib-edit-left {
    flex-shrink: 0;
    width: 280px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.lib-edit-right {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.lib-edit-img-area {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--surface-alt);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: default;
}
.lib-edit-img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
}
.lib-edit-img-placeholder p {
    font-size: 0.78rem;
    margin: 0;
}
.lib-edit-preview-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s;
    border-radius: var(--radius-md);
}
.lib-edit-preview-img:hover {
    transform: scale(1.03);
}
.lib-gen-img-btn {
    width: 100%;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.85rem;
}
.lib-edit-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
    padding-top: 8px;
}

/* ==============================
   图片卡片缩放提示
   ============================== */
.lib-card-img {
    cursor: default;
    position: relative;
}
.lib-card-img:has(img) {
    cursor: pointer;
}
.lib-card-zoom-hint {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.lib-card-img:hover .lib-card-zoom-hint {
    opacity: 1;
}

/* ==============================
   图片预览 Lightbox
   ============================== */
.image-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.88);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 40px;
    transition: opacity 0.2s;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.image-lightbox img {
    max-width: 92vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 24px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* 响应式 */
@media (max-width: 640px) {
    .lib-edit-body {
        flex-direction: column;
    }
    .lib-edit-left {
        width: 100%;
    }
}

/* ==============================
   文案折叠面板
   ============================== */
.script-collapsible {
    margin-bottom: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
}
.script-collapsible-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}
.script-collapsible-header:hover {
    background: var(--bg-tertiary);
}
.script-collapsible-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.script-toggle-icon {
    transition: transform 0.2s;
    color: var(--text-muted);
}
.script-collapsible-header.open .script-toggle-icon {
    transform: rotate(180deg);
}
.script-collapsible-body {
    padding: 0 16px 12px;
    max-height: 300px;
    overflow-y: auto;
}
.script-editable {
    width: 100%;
    min-height: 60px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.82rem;
    line-height: 1.6;
    outline: none;
    white-space: pre-wrap;
    word-break: break-word;
}
.script-editable:focus {
    border-color: var(--accent);
}
.script-editable:empty::before {
    content: attr(placeholder);
    color: var(--text-muted);
}

/* ==============================
   九宫格卡片
   ============================== */
.image-grid-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.image-grid-card .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
}
.card-scene-num {
    font-weight: 600;
    font-size: 0.85rem;
}
.card-size {
    font-size: 0.72rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}
/* 九宫格区域 */
.nine-grid-area {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    overflow: hidden;
    cursor: pointer;
}
.nine-grid-area img.nine-grid-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.nine-grid-area .nine-grid-cells {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    width: 100%;
    height: 100%;
    gap: 2px;
}
.nine-grid-cells .grid-cell {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: var(--bg-primary);
    position: relative;
    cursor: pointer;
}
.nine-grid-cells .grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.2s;
}
.nine-grid-cells .grid-cell:hover img {
    opacity: 0.85;
}
/* 九宫格每格 prompt 提示 */
.grid-cell-prompt {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 4px 6px;
    background: linear-gradient(transparent, rgba(0,0,0,0.85));
    font-size: 0.6rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.nine-grid-cells .grid-cell:hover .grid-cell-prompt {
    opacity: 1;
}
/* 空格/失败格 */
.grid-cell-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary) !important;
    border: 1px dashed var(--border);
}
.grid-cell-fail-icon {
    color: var(--danger);
    font-size: 1.2rem;
    opacity: 0.5;
}
/* 生成进度状态 */
.nine-grid-progress .grid-cell {
    aspect-ratio: 16/9;
}
.grid-cell-done {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--success-light) !important;
    border: 1px solid var(--success);
    border-radius: 4px;
}
.grid-cell-active {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light) !important;
    border: 1px solid var(--accent);
    border-radius: 4px;
    animation: pulse-border 1.5s ease-in-out infinite;
}
.grid-cell-pending {
    background: var(--bg-input) !important;
    border: 1px solid var(--border);
    border-radius: 4px;
}
@keyframes pulse-border {
    0%, 100% { border-color: var(--accent); box-shadow: 0 0 0 0 var(--accent-glow); }
    50% { border-color: var(--accent-hover); box-shadow: 0 0 8px 0 var(--accent-glow); }
}
.nine-grid-area .nine-grid-zoom {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}
.nine-grid-area:hover .nine-grid-zoom {
    opacity: 1;
}
.nine-grid-area .card-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.82rem;
}
/* 可编辑描述 */
.card-desc-editable {
    width: 100%;
    padding: 8px 14px;
    border: none;
    border-top: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.5;
    resize: vertical;
    min-height: 40px;
    outline: none;
    font-family: inherit;
}
.card-desc-editable:focus {
    background: var(--bg-secondary);
    color: var(--text-primary);
}
/* 参考图区域 */
.card-ref-images {
    padding: 8px 14px;
    border-top: 1px solid var(--border);
}
.ref-images-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
}
.ref-images-row:last-child {
    margin-bottom: 0;
}
.ref-images-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    min-width: 48px;
    flex-shrink: 0;
}
.ref-images-list {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    flex: 1;
}
.ref-images-list img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color 0.2s;
}
.ref-images-list img:hover {
    border-color: var(--accent);
}
.ref-img-remove {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 16px;
    height: 16px;
    background: var(--danger);
    border-radius: 50%;
    color: #fff;
    font-size: 10px;
    line-height: 16px;
    text-align: center;
    cursor: pointer;
    display: none;
}
.ref-images-list .ref-img-wrapper:hover .ref-img-remove {
    display: block;
}
.ref-img-wrapper {
    position: relative;
    display: inline-block;
}
.ref-upload-btn {
    width: 36px;
    height: 36px;
    border: 1px dashed var(--border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 16px;
    transition: all 0.2s;
    flex-shrink: 0;
}
.ref-upload-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}
/* 卡片操作 */
.card-actions {
    padding: 10px 14px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 8px;
}

/* ==============================
   视频卡片增强（角色+场景信息）
   ============================== */
.video-grid-card .video-card-info {
    padding: 10px 14px;
    border-top: 1px solid var(--border);
}
.video-card-info .info-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 0.78rem;
    color: var(--text-secondary);
}
.video-card-info .info-row:last-child {
    margin-bottom: 0;
}
.video-card-info .info-label {
    color: var(--text-muted);
    font-size: 0.72rem;
    min-width: 48px;
}
.video-card-info .info-ref-thumbs {
    display: flex;
    gap: 4px;
}
.video-card-info .info-ref-thumbs img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 3px;
    border: 1px solid var(--border);
}
.video-card-prompt {
    width: 100%;
    padding: 8px 14px;
    border: none;
    border-top: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.5;
    resize: vertical;
    min-height: 36px;
    outline: none;
    font-family: inherit;
}
.video-card-prompt:focus {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ==============================
   视频卡片九宫图预览
   ============================== */
.video-grid-card .video-card-grid-preview {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
    overflow: hidden;
}
.video-card-grid-preview .nine-grid-cells {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    width: 100%;
    height: 100%;
    gap: 2px;
}
.video-card-grid-preview .nine-grid-cells .grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.video-card-grid-preview img.nine-grid-full {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.video-card-grid-preview video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
    display: block;
}