/* Super IP v3 样式文件 */

/* 深色主题变量（默认） */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --success-color: #10b981;
    --success-hover: #059669;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-input: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #475569;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

body.agent-sales {
    --primary-color: #f97316;
    --primary-hover: #ea580c;
}

/* 浅色主题变量 */
[data-theme="light"] {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --success-color: #10b981;
    --success-hover: #059669;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --bg-dark: #f8fafc;
    --bg-card: #ffffff;
    --bg-input: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] body.agent-sales {
    --primary-color: #f97316;
    --primary-hover: #ea580c;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1e1b4b 100%);
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

[data-theme="light"] body {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px 20px;
}

/* 头部 */
.header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    padding: 0;
    min-height: 84px;
    background: transparent;
    border: 0;
}

.mihe-header {
    position: relative;
    overflow: visible;
    min-height: 86px;
    padding: 14px 18px;
    border-radius: 0 0 26px 26px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.2);
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    padding-left: max(20px, calc((100vw - 1400px) / 2 + 20px));
    padding-right: max(20px, calc((100vw - 1400px) / 2 + 20px));
}

[data-theme="light"] .mihe-header {
    background: rgba(255, 255, 255, 0.88);
    border-color: rgba(15, 23, 42, 0.08);
    box-shadow: 0 16px 36px rgba(148, 163, 184, 0.18);
}

.header.compact {
    min-height: 86px;
    padding-top: 14px;
    padding-bottom: 14px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 15px;
    min-width: 0;
}

.header-brand {
    flex: 0 1 auto;
    gap: 14px;
    min-width: 280px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-shell {
    width: 52px;
    height: 52px;
    flex: 0 0 52px;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, #5b74ff, #7c4dff);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 12px 26px rgba(91, 116, 255, 0.28);
}

.logo-icon {
    font-size: 34px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.header h1 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 0.2px;
    background: none;
    -webkit-text-fill-color: initial;
}

.subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 0;
}

.header-brand-copy {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    justify-content: center;
}

.header-brand-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.header-subtitle-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary);
    font-size: 13px;
    white-space: nowrap;
}

[data-theme="light"] .header-subtitle-chip {
    background: rgba(99, 102, 241, 0.06);
    border-color: rgba(99, 102, 241, 0.1);
}

.header-nav {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    flex: 1 1 auto;
    min-width: 0;
    align-self: flex-end;
    max-width: none;
    min-height: 44px;
    padding: 0 0 1px;
    border-radius: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    margin-top: auto;
}

[data-theme="light"] .header-nav {
    background: transparent;
    border-color: transparent;
}

.header-nav-link {
    text-decoration: none;
    appearance: none;
    border: 0;
    background: transparent;
    color: #475569;
    font-size: 13px;
    font-weight: 700;
    min-width: 0;
    min-height: 34px;
    padding: 6px 8px 12px;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    text-align: center;
    position: relative;
}

.header-nav-link:hover,
.header-nav-link.active {
    color: var(--text-primary);
    background: transparent;
    box-shadow: none;
}

.header-nav-link:not(.active):hover {
    background: transparent;
    color: #334155;
    box-shadow: none;
}

.header-nav-link::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: -1px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(135deg, #5b74ff, #7c4dff);
    opacity: 0;
    transform: scaleX(0.45);
    transform-origin: center;
    transition: all 0.2s ease;
}

.header-nav-link.active::after {
    opacity: 1;
    transform: scaleX(1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.header-actions-shell {
    flex: 0 0 auto;
    gap: 10px;
}

.theme-toggle-icon {
    width: 42px;
    height: 42px;
    padding: 0;
    justify-content: center;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .theme-toggle-icon {
    background: #f8fafc;
}

.header-user-menu {
    position: relative;
}

.user-menu-trigger {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    padding: 0 14px 0 10px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

[data-theme="light"] .user-menu-trigger {
    border-color: rgba(15, 23, 42, 0.06);
    background: #f8fafc;
}

.user-menu-trigger:hover {
    border-color: rgba(99, 102, 241, 0.4);
}

.user-menu-avatar {
    width: 24px;
    height: 24px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    font-size: 12px;
    font-weight: 800;
}

.user-menu-label {
    font-size: 13px;
    font-weight: 700;
}

.user-menu-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 190px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(15, 23, 42, 0.96);
    box-shadow: 0 20px 42px rgba(15, 23, 42, 0.26);
    z-index: 30;
}

[data-theme="light"] .user-menu-panel {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(99, 102, 241, 0.12);
    box-shadow: 0 18px 40px rgba(148, 163, 184, 0.22);
}

.user-menu-badge {
    align-self: flex-start;
    margin-bottom: 2px;
}

.user-menu-item {
    width: 100%;
    min-height: 40px;
    border: 0;
    border-radius: 12px;
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 600;
    text-align: left;
    padding: 0 14px;
    cursor: pointer;
}

.user-menu-item:hover {
    background: rgba(99, 102, 241, 0.14);
}

.user-menu-item.danger {
    color: #fff;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.92), rgba(220, 38, 38, 0.92));
}

.user-center-dialog-card {
    width: min(96vw, 1080px);
    max-width: min(96vw, 1080px);
    max-height: min(88vh, 720px);
    overflow: auto;
}

.user-center-layout {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.user-center-profile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 18px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.14), rgba(14, 165, 233, 0.08));
    border: 1px solid rgba(99, 102, 241, 0.14);
}

.user-center-profile-main {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.user-center-avatar {
    width: 58px;
    height: 58px;
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    box-shadow: 0 12px 26px rgba(99, 102, 241, 0.24);
}

.user-center-profile-copy h4 {
    font-size: 22px;
    margin: 0;
}

.user-center-profile-copy p {
    margin: 6px 0 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.user-center-section {
    padding: 18px 20px;
    border-radius: 20px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
}

.user-center-section-title {
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 14px;
}

.user-center-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.user-center-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.user-center-list-item:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.user-center-item-label {
    color: var(--text-secondary);
    font-size: 14px;
}

.user-center-item-value {
    text-align: right;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
}

.user-center-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 16px;
}

.user-center-inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.user-center-form .user-center-inline-actions {
    grid-column: 1 / -1;
    margin-top: 6px;
}

.agent-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px;
    border-radius: 999px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
}

.agent-switch .btn {
    text-decoration: none;
}

.agent-switch .btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    border-color: transparent;
}

.header-auth-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-color);
    font-size: 12px;
    font-weight: 700;
}

.header-status {
    width: 280px;
    min-width: 280px;
    align-self: stretch;
    display: flex;
    justify-content: center;
}

.header.compact .header-status {
    display: none;
}

.header-status .status-item {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: stretch;
    padding: 12px 16px;
    overflow: hidden;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
}

.header-status .status-item.empty {
    border-left-color: transparent;
}

.status-scroll {
    width: 100%;
    height: 60px;
    overflow: hidden;
    position: relative;
}

.status-scroll-track {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: max-content;
    animation: marquee 14s linear infinite;
}

.status-scroll-track.vertical {
    display: block;
    min-width: 100%;
    animation: none;
    --scroll-distance: 0px;
}

.status-item.empty .status-scroll-track,
.status-item.empty .status-scroll-track.vertical {
    animation: none;
    min-width: 100%;
}

@keyframes marquee {
    0% { transform: translateX(100%); }
    100% { transform: translateX(-100%); }
}

@keyframes marqueeVertical {
    0%, 15% { transform: translateY(0); }
    85%, 100% { transform: translateY(calc(-1 * var(--scroll-distance))); }
}

/* 主题切换按钮 */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-input);
    padding: 8px 16px;
    border-radius: 30px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.theme-toggle:hover .theme-icon {
    color: white;
}

@media (max-width: 1280px) {
    .mihe-header {
        align-items: flex-start;
    }

    .header-nav {
        order: 3;
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
}

.upload-preview {
    margin-top: 12px;
    width: 160px;
    aspect-ratio: 9 / 16;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: var(--bg-input);
}

.media-capture-row {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-top: 12px;
}

.media-capture-row .btn {
    width: 100%;
    min-height: 40px;
    padding: 10px 20px;
    border-radius: 12px;
}

button.hold-record-btn.btn.btn-primary {
    position: relative;
    justify-content: space-between;
    background: linear-gradient(135deg, #f9d7ea, #f3c6df);
    color: #7c2d6b;
    border: 1px solid rgba(236, 72, 153, 0.18);
}

button#dhCameraRecordBtn.btn.btn-primary {
    background: linear-gradient(135deg, #f9d7ea, #f3c6df);
    color: #7c2d6b;
    border: 1px solid rgba(236, 72, 153, 0.18);
}

button.hold-record-btn.btn.btn-primary:hover,
button.hold-record-btn.btn.btn-primary:focus-visible,
button#dhCameraRecordBtn.btn.btn-primary:hover,
button#dhCameraRecordBtn.btn.btn-primary:focus-visible {
    background: linear-gradient(135deg, #f6c6df, #efb4d3);
    color: #6b214f;
}

.hold-record-indicator {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.55);
    flex: 0 0 auto;
}

.hold-record-label {
    flex: 1 1 auto;
    text-align: center;
}

.hold-record-timer {
    min-width: 42px;
    text-align: right;
    font-variant-numeric: tabular-nums;
    opacity: 0.9;
}

button.hold-record-btn.btn.btn-primary.recording {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: #fff;
    border-color: transparent;
}

button.hold-record-btn.btn.btn-primary.recording .hold-record-indicator {
    background: #fff;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.8);
    animation: hold-record-pulse 1.1s ease-out infinite;
}

button.hold-record-btn.btn.btn-primary.recording:hover,
button.hold-record-btn.btn.btn-primary.recording:focus-visible {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: #fff;
    border-color: transparent;
}

@keyframes hold-record-pulse {
    0% {
        transform: scale(0.9);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.75);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

.recorder-inline-status {
    font-size: 13px;
    color: var(--text-secondary);
}

.asset-library-panel {
    margin-bottom: 20px;
    padding: 18px;
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.22);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.05));
}

.asset-library-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
}

.asset-library-header h4 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.asset-library-header p {
    font-size: 13px;
    color: var(--text-secondary);
}

.asset-library-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 84px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.14);
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.asset-library-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.asset-library-form-grid.single {
    grid-template-columns: minmax(0, 1fr);
}

.asset-library-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.step-card > .asset-library-actions {
    display: block;
}

.step-card > .asset-library-actions .asset-manage-trigger {
    width: 100%;
    min-height: 46px;
    justify-content: center;
}

.asset-selection-hint {
    margin-bottom: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.16);
    color: var(--text-secondary);
    font-size: 13px;
}

[data-theme="light"] .asset-selection-hint {
    background: rgba(99, 102, 241, 0.08);
}

.asset-library-list {
    display: grid;
    gap: 12px;
}

.asset-library-dialog-card {
    width: min(96vw, 1500px);
    max-width: 1500px;
    max-height: 94vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

#voiceProfileDialog .asset-library-dialog-card,
#avatarProfileDialog .asset-library-dialog-card {
    width: min(96vw, 1500px);
    max-width: 1500px;
    max-height: 94vh;
}

.asset-library-dialog-layout {
    display: flex;
    flex-direction: column;
    gap: 18px;
    min-height: 0;
    flex: 1 1 auto;
    overflow: hidden;
    padding-right: 4px;
    overflow-y: auto;
}

.asset-library-dialog-display {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.16);
    background: rgba(99, 102, 241, 0.06);
    min-height: 260px;
    flex: 0 0 auto;
}

.asset-library-dialog-config {
    margin-bottom: 0;
    flex: 0 0 auto;
}

.asset-library-dialog-grid {
    min-height: 210px;
    max-height: 250px;
    padding: 6px 0 0;
    grid-template-columns: repeat(auto-fill, minmax(108px, 126px));
    align-content: start;
    overflow-y: auto;
}

.asset-library-dialog-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 210px;
    max-height: 280px;
    overflow-y: auto;
    padding-right: 4px;
}

#voiceProfileDialog .dialog-header,
#avatarProfileDialog .dialog-header,
#voiceProfileDialog .dialog-actions,
#avatarProfileDialog .dialog-actions {
    flex: 0 0 auto;
}

.asset-library-dialog-media {
    border-radius: 12px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.26);
}

.asset-library-dialog-media video {
    width: 100%;
    aspect-ratio: 9 / 16;
    object-fit: cover;
    display: block;
    background: #000;
}

.asset-library-dialog-audio {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
}

.asset-library-audio-cover {
    min-height: 132px;
    border-radius: 12px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 6px;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.16), transparent 32%),
        linear-gradient(145deg, rgba(59, 130, 246, 0.55), rgba(99, 102, 241, 0.75));
    color: #fff;
}

.asset-library-audio-cover span {
    font-size: 12px;
    letter-spacing: 0.12em;
    opacity: 0.88;
}

.asset-library-audio-cover strong {
    font-size: 18px;
    line-height: 1.2;
}

.asset-library-dialog-audio audio {
    width: 100%;
}

.asset-library-dialog-content {
    min-width: 0;
}

.asset-library-dialog-actions {
    justify-content: stretch;
}

.asset-library-dialog-actions .btn {
    flex: 1 1 auto;
}

.voice-library-display {
    min-height: 340px;
}

.voice-library-display .asset-library-dialog-grid {
    min-height: 280px;
    max-height: 340px;
}

.voice-library-card {
    gap: 10px;
    padding: 8px;
}

.voice-library-card .asset-library-dialog-content {
    padding: 0 2px;
}

.voice-library-card .asset-library-item-title {
    margin-bottom: 2px;
    font-size: 13px;
    line-height: 1.35;
}

.voice-library-card .asset-library-item-meta {
    font-size: 11px;
    gap: 6px;
}

.voice-library-card-actions,
.voice-library-display .asset-library-item-actions.voice-library-card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    justify-content: stretch;
    flex-wrap: nowrap;
}

.voice-library-card-actions .btn {
    width: 100%;
    min-width: 0;
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 10px;
    border-radius: 10px;
    font-size: 13px;
}

.avatar-library-display .asset-library-dialog-item {
    gap: 10px;
    padding: 8px;
}

.avatar-library-display {
    min-height: 340px;
}

.avatar-library-display .asset-library-dialog-grid {
    min-height: 280px;
    max-height: 340px;
}

.avatar-library-display .asset-library-dialog-content {
    padding: 0 2px;
}

.avatar-library-display .asset-library-item-title {
    margin-bottom: 0;
    font-size: 13px;
    line-height: 1.35;
}

.avatar-library-card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.avatar-library-display .asset-library-item-actions.avatar-library-card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    justify-content: stretch;
    flex-wrap: nowrap;
}

.avatar-library-card-actions .btn {
    width: 100%;
    min-width: 0;
    flex: 0 0 auto;
    min-height: 34px;
    padding: 8px 10px;
    border-radius: 10px;
    font-size: 13px;
}

.voice-library-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(220px, 320px) auto;
    align-items: center;
    gap: 14px;
}

.voice-library-item-main {
    min-width: 0;
}

.voice-library-item-audio audio {
    width: 100%;
}

.voice-library-item-actions {
    justify-content: flex-end;
    min-width: 132px;
}

.asset-library-empty {
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    text-align: center;
    grid-column: 1 / -1;
}

.asset-library-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
}

.asset-library-item.active {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.18);
}

.asset-library-item-main {
    min-width: 0;
}

.asset-library-item-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.asset-library-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.asset-library-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.12);
    color: var(--primary-color);
    font-weight: 600;
}

.asset-library-item-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.bgm-preset-picker {
    position: relative;
    margin-top: 8px;
}

.bgm-preset-trigger {
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bgm-preset-trigger:hover,
.bgm-preset-trigger.is-open {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.bgm-preset-trigger:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    box-shadow: none;
}

.bgm-preset-trigger-label,
#bgmPresetTriggerLabel {
    flex: 1 1 auto;
    min-width: 0;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bgm-preset-trigger-arrow {
    flex: 0 0 auto;
    font-size: 13px;
    color: var(--text-secondary);
}

.bgm-preset-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    z-index: 30;
    padding: 8px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    box-shadow: var(--shadow);
    max-height: 320px;
    overflow-y: auto;
}

.bgm-preset-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
    border: 1px solid transparent;
}

.bgm-preset-item:hover {
    background: rgba(99, 102, 241, 0.08);
}

.bgm-preset-item.active {
    border-color: rgba(99, 102, 241, 0.35);
    background: rgba(99, 102, 241, 0.12);
}

.bgm-preset-item-name {
    flex: 1 1 auto;
    min-width: 0;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    word-break: break-all;
}

.bgm-preset-item-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}

.bgm-preset-empty {
    padding: 14px 16px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
}

.theme-icon {
    font-size: 20px;
    transition: color 0.3s ease;
}

/* 主要布局 */
.main-content {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr) 320px;
    gap: 25px;
}

/* 工作流程面板 */
.workflow-panel {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid var(--border-color);
    height: fit-content;
    position: sticky;
    top: 20px;
    transition: all 0.3s ease;
}

.workflow-panel h2 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    background: var(--bg-input);
    transition: all 0.3s ease;
    cursor: pointer;
}

.step:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateX(5px);
}

[data-theme="light"] .step:hover {
    background: rgba(99, 102, 241, 0.1);
}

.step.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(168, 85, 247, 0.3));
    border: 1px solid var(--primary-color);
}

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

.step.active.completed {
    border-left: none;
}

.step.completed {
    border-left: 4px solid var(--success-color);
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
    color: white;
}

.step.completed .step-number {
    background: var(--success-color);
}

.step-content h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.step-content p {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 操作面板 */
.operation-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
}

.preview-panel {
    position: sticky;
    top: 20px;
    align-self: start;
}

body.agent-ip.legacy-ui-active .workflow-panel {
    display: none;
}

body.agent-ip.legacy-ui-active .main-content {
    display: block;
}

body.agent-ip.legacy-ui-active .operation-panel {
    display: none;
}

.legacy-ui-placeholder {
    display: none !important;
}

.legacy-ui-board {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.legacy-ui-access-slot {
    min-height: 0;
}

.legacy-ui-access-slot:empty {
    display: none;
}

.legacy-ui-columns {
    display: grid;
    grid-template-columns: minmax(300px, 1.08fr) minmax(320px, 1fr) minmax(300px, 1fr) minmax(300px, 1fr);
    gap: 14px;
    align-items: start;
}

.legacy-ui-column {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

body.agent-ip.legacy-ui-active #stepCard1 {
    display: flex !important;
    flex-direction: column;
    gap: 14px;
    margin: 0;
}

body.agent-ip.legacy-ui-active #stepCard4,
body.agent-ip.legacy-ui-active #stepCard5,
body.agent-ip.legacy-ui-active #stepCard6,
body.agent-ip.legacy-ui-active #stepCard7,
body.agent-ip.legacy-ui-active #stepCard8 {
    display: block !important;
}

body.agent-ip.legacy-ui-active .preview-panel {
    position: static;
    top: auto;
    align-self: auto;
}

body.agent-ip.legacy-ui-active #stepCard1 > .card,
body.agent-ip.legacy-ui-active .card.step-card,
body.agent-ip.legacy-ui-active .preview-card {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    border: 1px solid rgba(99, 102, 241, 0.18);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.98)),
        var(--bg-card);
    box-shadow: 0 22px 50px rgba(99, 102, 241, 0.12);
}

[data-theme="dark"] body.agent-ip.legacy-ui-active #stepCard1 > .card,
[data-theme="dark"] body.agent-ip.legacy-ui-active .card.step-card,
[data-theme="dark"] body.agent-ip.legacy-ui-active .preview-card,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active #stepCard1 > .card,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active .card.step-card,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active .preview-card {
    background:
        linear-gradient(180deg, rgba(17, 24, 39, 0.96), rgba(15, 23, 42, 0.98)),
        var(--bg-card);
    border-color: rgba(129, 140, 248, 0.28);
    box-shadow: 0 24px 56px rgba(2, 6, 23, 0.42);
}

body.agent-ip.legacy-ui-active #stepCard1 > .card > h3,
body.agent-ip.legacy-ui-active .card.step-card > h3 {
    position: relative;
    margin: 8px 0 20px;
    padding: 28px 0 0;
    min-height: 64px;
    font-size: 0;
    line-height: 0;
    color: transparent;
}

body.agent-ip.legacy-ui-active .preview-card > h3 {
    position: relative;
    margin: 0 0 20px;
    padding: 0;
    text-align: center;
    color: var(--primary-color);
    font-size: 22px;
    line-height: 1.25;
    font-weight: 800;
}

body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::before,
body.agent-ip.legacy-ui-active .card.step-card > h3::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(236, 242, 255, 0.96));
    border: 1px solid rgba(99, 102, 241, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    font-size: 20px;
    font-weight: 800;
    box-shadow: inset 4px 0 0 rgba(99, 102, 241, 0.9);
}

[data-theme="dark"] body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::before,
[data-theme="dark"] body.agent-ip.legacy-ui-active .card.step-card > h3::before,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::before,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active .card.step-card > h3::before {
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.98));
    color: #cbd5e1;
    border-color: rgba(129, 140, 248, 0.28);
}

body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::after,
body.agent-ip.legacy-ui-active .card.step-card > h3::after {
    position: absolute;
    top: -4px;
    left: 62px;
    right: 62px;
    height: 50px;
    border-radius: 0 0 20px 20px;
    background: linear-gradient(135deg, rgba(219, 234, 254, 0.95), rgba(237, 233, 254, 0.95));
    color: var(--primary-color);
    font-size: 25px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.02em;
}

[data-theme="dark"] body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::after,
[data-theme="dark"] body.agent-ip.legacy-ui-active .card.step-card > h3::after,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::after,
html:not([data-theme="light"]) body.agent-ip.legacy-ui-active .card.step-card > h3::after {
    background: linear-gradient(135deg, rgba(49, 46, 129, 0.86), rgba(76, 29, 149, 0.86));
    color: #e0e7ff;
}

body.agent-ip.legacy-ui-active #stepCard1 > .card:first-child > h3::before {
    content: "01";
}
body.agent-ip.legacy-ui-active #stepCard1 > .card:first-child > h3::after {
    content: "文案生成";
}
body.agent-ip.legacy-ui-active #stepCard4 > h3::before {
    content: "02";
}
body.agent-ip.legacy-ui-active #stepCard4 > h3::after {
    content: "语音生成";
}
body.agent-ip.legacy-ui-active #stepCard5 > h3::before {
    content: "03";
}
body.agent-ip.legacy-ui-active #stepCard5 > h3::after {
    content: "视频生成";
}
body.agent-ip.legacy-ui-active #stepCard6 > h3::before {
    content: "04";
}
body.agent-ip.legacy-ui-active #stepCard6 > h3::after {
    content: "画中画/字幕";
}
body.agent-ip.legacy-ui-active #stepCard7 > h3::before {
    content: "05";
}
body.agent-ip.legacy-ui-active #stepCard7 > h3::after {
    content: "添加BGM";
}
body.agent-ip.legacy-ui-active #stepCard8 > h3::before {
    content: "06";
}
body.agent-ip.legacy-ui-active #stepCard8 > h3::after {
    content: "标题/封面";
}

body.agent-ip.legacy-ui-active #stepCard1 textarea,
body.agent-ip.legacy-ui-active .card.step-card textarea,
body.agent-ip.legacy-ui-active #stepCard1 input[type="text"],
body.agent-ip.legacy-ui-active .card.step-card input[type="text"],
body.agent-ip.legacy-ui-active .card.step-card input[type="number"],
body.agent-ip.legacy-ui-active .card.step-card select,
body.agent-ip.legacy-ui-active #stepCard1 select {
    border-radius: 14px;
    min-height: 52px;
}

body.agent-ip.legacy-ui-active #stepCard1 > .card > h3::after,
body.agent-ip.legacy-ui-active .card.step-card > h3::after {
    right: 28px;
    font-size: 20px;
    padding: 0 18px;
}

body.agent-ip.legacy-ui-active .form-group label,
body.agent-ip.legacy-ui-active .subtitle-pip-list-head span,
body.agent-ip.legacy-ui-active .subtitle-pip-timeline-topline > span,
body.agent-ip.legacy-ui-active .task-status {
    font-size: 14px;
}

body.agent-ip.legacy-ui-active .subtitle-pip-header p,
body.agent-ip.legacy-ui-active .subtitle-pip-panel .form-group small,
body.agent-ip.legacy-ui-active .info-box p,
body.agent-ip.legacy-ui-active .inline-warning-text {
    font-size: 12px;
    line-height: 1.55;
}

body.agent-ip.legacy-ui-active .subtitle-pip-header p {
    margin-top: 4px;
}

body.agent-ip.legacy-ui-active .btn.btn-primary,
body.agent-ip.legacy-ui-active .btn.btn-success {
    min-height: 36px;
    border-radius: 14px;
}

body.agent-ip.legacy-ui-active #stepCard1 > .card > .btn,
body.agent-ip.legacy-ui-active .card.step-card > .btn {
    width: 100% !important;
    max-width: none;
    min-height: 36px;
    padding: 7px 12px;
    display: flex;
    align-self: stretch;
    justify-content: center;
}

body.agent-ip.legacy-ui-active #stepCard1 .dual-action-row {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px !important;
    width: 100%;
}

body.agent-ip.legacy-ui-active #stepCard1 .dual-action-row > .btn {
    width: 100%;
    min-height: 36px;
    padding: 7px 12px;
    display: flex;
    justify-content: center;
}

body.agent-ip.legacy-ui-active .inline-action-hint {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    align-items: stretch;
}

body.agent-ip.legacy-ui-active .inline-action-hint > .btn {
    width: 100%;
    min-height: 36px;
    padding: 7px 12px;
    display: flex;
    justify-content: center;
}

body.agent-ip.legacy-ui-active .inline-action-hint > .btn:only-of-type {
    grid-column: 1 / -1;
}

body.agent-ip.legacy-ui-active .inline-action-hint > .inline-warning-text {
    grid-column: 1 / -1;
}

body.agent-ip.legacy-ui-active .subtitle-action-row {
    grid-template-columns: 1fr;
}

body.agent-ip.legacy-ui-active .subtitle-action-row > .btn {
    width: 100%;
}

body.agent-ip.legacy-ui-active .preview-card > h3 {
    text-align: left;
}

body.agent-ip.legacy-ui-active .preview-video-frame {
    min-height: 380px;
}

body.agent-ip.legacy-ui-active .preview-card .preview-video-frame video,
body.agent-ip.legacy-ui-active .preview-card .preview-video-frame img {
    object-fit: contain;
}

body.agent-ip.legacy-ui-active .cover-options-shell,
body.agent-ip.legacy-ui-active .subtitle-pip-list-shell {
    background: rgba(99, 102, 241, 0.04);
    border-radius: 18px;
}

body.agent-ip.legacy-ui-active .cover-options-actions #coverOptionCount {
    display: none;
}

body.agent-ip.legacy-ui-active .cover-option-grid-gallery {
    display: flex;
    min-height: 208px;
}

body.agent-ip.legacy-ui-active .cover-option-grid-gallery .cover-option-item {
    display: none;
    max-width: 240px;
}

body.agent-ip.legacy-ui-active .cover-option-grid-gallery .cover-option-item.selected,
body.agent-ip.legacy-ui-active .cover-option-grid-gallery .cover-option-item:first-child:last-child {
    display: inline-flex;
}

body.agent-ip.legacy-ui-active .subtitle-pip-grid-gallery {
    max-height: 280px;
}

body.agent-ip.legacy-ui-active #stepCard6 .legacy-subtitle-pip-trigger-row {
    display: block !important;
    width: 100%;
    margin: 0 0 18px;
}

body.agent-ip.legacy-ui-active #stepCard6 .legacy-subtitle-pip-trigger-row-inline {
    margin: 0 0 16px;
}

body.agent-ip.legacy-ui-active #stepCard6 .legacy-subtitle-pip-trigger-row .btn {
    width: 100% !important;
    min-height: 36px;
    padding: 7px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    pointer-events: auto;
    cursor: pointer;
}

body.agent-ip.legacy-ui-active .subtitle-pip-panel {
    display: none;
}

body.agent-ip.legacy-ui-active .subtitle-controls {
    flex-direction: column;
    align-items: stretch;
}

body.agent-ip.legacy-ui-active #stepCard4 .form-group:has(#ttsText) {
    display: none;
}

body.agent-ip.legacy-ui-active .subtitle-color-group,
body.agent-ip.legacy-ui-active .subtitle-style-group {
    width: 100%;
}

body.agent-ip.legacy-ui-active .subtitle-style-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
}

body.agent-ip.legacy-ui-active .subtitle-style-card-wrap:has(#subtitleStyleSimpleWhite) {
    display: none;
}

body.agent-ip.legacy-ui-active .subtitle-style-card {
    min-width: 0;
    min-height: 30px;
    padding: 5px 6px;
    border-radius: 9px;
}

body.agent-ip.legacy-ui-active .subtitle-style-card-name {
    font-size: 10px;
    line-height: 1.1;
}

body.agent-ip.legacy-ui-active .download-progress,
body.agent-ip.legacy-ui-active .task-status {
    display: none !important;
}

body.agent-ip.legacy-ui-active #rewriteResult textarea,
body.agent-ip.legacy-ui-active #rewrittenText {
    min-height: 320px;
}

.legacy-ui-loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.24);
    backdrop-filter: blur(6px);
}

.legacy-ui-loading-overlay.visible {
    display: flex;
}

.legacy-ui-loading-dialog {
    min-width: 260px;
    max-width: min(88vw, 420px);
    padding: 26px 24px 22px;
    border-radius: 20px;
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.98));
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
    text-align: center;
}

.legacy-ui-loading-spinner {
    width: 42px;
    height: 42px;
    margin: 0 auto 8px;
    border-radius: 50%;
    border: 4px solid rgba(99, 102, 241, 0.14);
    border-top-color: var(--primary-color);
    animation: legacy-ui-spin 0.8s linear infinite;
}

.legacy-ui-loading-progress {
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 18px;
    font-weight: 800;
    line-height: 1;
    text-align: center;
}

.legacy-ui-loading-title {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 8px;
}

.legacy-ui-loading-message {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

.legacy-ui-notice-overlay {
    position: fixed;
    inset: 0;
    z-index: 2050;
    display: none;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.legacy-ui-notice-overlay.visible {
    display: flex;
}

.legacy-ui-notice-dialog {
    min-width: 240px;
    max-width: min(82vw, 360px);
    padding: 22px 22px 18px;
    border-radius: 20px;
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.98));
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
    text-align: center;
}

.legacy-ui-notice-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 900;
    color: #ffffff;
    background: linear-gradient(135deg, #4f46e5, #8b5cf6);
}

.legacy-ui-notice-overlay[data-type="error"] .legacy-ui-notice-icon {
    background: linear-gradient(135deg, #ef4444, #f97316);
}

.legacy-ui-notice-title {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 8px;
}

.legacy-ui-notice-message {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

.app-toast-container {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3200;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    pointer-events: none;
}

.app-toast {
    min-width: 180px;
    max-width: min(86vw, 420px);
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: rgba(15, 23, 42, 0.9);
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.4;
    text-align: center;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.22);
    opacity: 0;
    transform: translateY(-8px) scale(0.96);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.app-toast.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.app-toast-success {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.96), rgba(139, 92, 246, 0.96));
}

.app-toast-error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.96), rgba(249, 115, 22, 0.96));
}

.legacy-subtitle-pip-dialog-card {
    width: min(96vw, 1500px);
    max-width: 1500px;
    max-height: 94vh;
    overflow: hidden;
}

.legacy-subtitle-pip-dialog-layout {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    grid-template-areas:
        "panel preview"
        "gallery gallery";
    gap: 18px;
    align-items: start;
}

.legacy-subtitle-pip-preview-shell {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 220px;
    min-width: 220px;
    grid-area: preview;
    align-self: start;
    margin-top: 0;
}

.legacy-subtitle-pip-preview-title {
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 800;
}

.legacy-subtitle-pip-preview-frame {
    aspect-ratio: 9 / 16;
    min-height: 0;
    max-width: 220px;
    width: 100%;
    margin: 0;
}

.legacy-subtitle-pip-gallery-shell {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.16);
    border-radius: 18px;
    grid-area: gallery;
    min-height: 260px;
}

.legacy-subtitle-pip-gallery-shell .subtitle-pip-list-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
    color: var(--text-primary);
    font-weight: 800;
}

.legacy-subtitle-pip-gallery-shell .subtitle-pip-grid-gallery {
    min-height: 210px;
    max-height: 250px;
    padding: 6px 0 0;
    grid-template-columns: repeat(auto-fill, minmax(108px, 126px));
    align-content: start;
}

.legacy-subtitle-pip-preview-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    background:
        radial-gradient(circle at top, rgba(99, 102, 241, 0.12), transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.96));
}

.legacy-subtitle-pip-panel-mount {
    min-width: 0;
    width: 100%;
    max-height: none;
    overflow: visible;
    padding-right: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 22px 16px 16px;
    border: 1px solid rgba(99, 102, 241, 0.18);
    border-radius: 18px;
    background: rgba(99, 102, 241, 0.05);
    grid-area: panel;
    align-self: start;
    margin-top: 34px;
}

#legacySubtitlePipDialog .subtitle-pip-panel {
    display: flex !important;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;
}

#legacySubtitlePipDialog .subtitle-pip-header p,
#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .form-group small {
    display: none;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .subtitle-pip-header h4 {
    display: none;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .subtitle-pip-header,
#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .form-group,
#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .subtitle-pip-grid,
#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .subtitle-pip-timeline {
    width: 100%;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 700;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount input[type="file"] {
    width: 100%;
    padding: 14px;
    background: var(--bg-input);
    border: 2px dashed rgba(99, 102, 241, 0.16);
    border-radius: 12px;
    color: var(--text-secondary);
    display: block;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount input[type="file"]::file-selector-button {
    background: linear-gradient(135deg, #4f46e5, #8b5cf6);
    color: #fff;
    padding: 8px 16px;
    border: 0;
    border-radius: 10px;
    margin-right: 10px;
    font-weight: 700;
}

#legacySubtitlePipDialog .inline-action-hint {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    align-items: stretch;
}

#legacySubtitlePipDialog .inline-action-hint > .btn {
    width: 100%;
    min-height: 36px;
    padding: 7px 12px;
}

#legacySubtitlePipDialog .inline-action-hint > .btn:only-of-type {
    grid-column: 1 / -1;
}

#legacySubtitlePipDialog .inline-action-hint > .inline-warning-text {
    grid-column: 1 / -1;
}

#legacySubtitlePipDialog .subtitle-pip-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

#legacySubtitlePipDialog .subtitle-pip-list-shell,
#legacySubtitlePipDialog .subtitle-pip-editor,
#legacySubtitlePipDialog .subtitle-pip-timeline {
    gap: 8px;
}

#legacySubtitlePipDialog .subtitle-pip-list-shell {
    display: none !important;
    margin-bottom: 0;
}

#legacySubtitlePipDialog .subtitle-pip-grid-gallery {
    display: grid !important;
    max-height: 250px;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-gallery-shell .subtitle-pip-item {
    padding: 8px;
}

#legacySubtitlePipDialog .subtitle-pip-grid {
    gap: 10px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

#legacySubtitlePipDialog .legacy-subtitle-pip-panel-mount .subtitle-pip-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

#legacySubtitlePipDialog .form-group {
    margin-bottom: 0;
}

#legacySubtitlePipDialog .form-group label {
    font-size: 13px;
    margin-bottom: 6px;
}

#legacySubtitlePipDialog .subtitle-pip-timeline-topline {
    margin-bottom: 2px;
}

@keyframes legacy-ui-spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 1560px) {
    .legacy-ui-columns {
        grid-template-columns: repeat(3, minmax(280px, 1fr));
    }

    .legacy-ui-column-cover {
        grid-column: span 2;
    }
}

@media (max-width: 1180px) {
    .legacy-ui-columns {
        grid-template-columns: repeat(2, minmax(280px, 1fr));
    }

    .legacy-ui-column-cover {
        grid-column: auto;
    }
}

@media (max-width: 900px) {
    .legacy-ui-columns {
        grid-template-columns: 1fr;
    }

    .legacy-subtitle-pip-dialog-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        gap: 14px;
    }

    .legacy-subtitle-pip-preview-shell,
    .legacy-subtitle-pip-panel-mount,
    .legacy-subtitle-pip-gallery-shell {
        grid-column: auto;
        grid-row: auto;
        width: 100%;
        min-width: 0;
    }

    #legacySubtitlePipDialog .inline-action-hint {
        grid-template-columns: 1fr;
    }

    .legacy-subtitle-pip-panel-mount {
        max-height: calc(92vh - 320px);
        overflow-y: auto;
        padding-right: 4px;
    }

    #legacySubtitlePipDialog .subtitle-pip-grid {
        grid-template-columns: 1fr;
    }

    .legacy-subtitle-pip-preview-frame {
        aspect-ratio: 9 / 16;
        min-height: 0;
        max-width: 360px;
        width: min(100%, 360px);
    }

    .legacy-subtitle-pip-gallery-shell .subtitle-pip-grid-gallery {
        max-height: 180px;
    }
}

.preview-card {
    min-height: 240px;
}

.preview-empty-state {
    border: 1px dashed var(--border-color);
    background:
        linear-gradient(180deg, rgba(99, 102, 241, 0.08), rgba(99, 102, 241, 0.03)),
        var(--card-bg);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 24px;
    font-size: 16px;
}

.preview-empty-state span {
    display: block;
    font-size: 16px;
    line-height: 1.6;
}

.preview-video-frame.preview-empty-state {
    background:
        radial-gradient(circle at top, rgba(99, 102, 241, 0.12), transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.96));
}

.preview-video-shell {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.preview-video-frame {
    width: 100%;
    aspect-ratio: 9 / 16;
    border-radius: 14px;
    overflow: hidden;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.preview-video-frame video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.preview-video-frame img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    background: rgba(15, 23, 42, 0.9);
}

.video-subtitle-overlay {
    position: absolute;
    left: 8%;
    right: 8%;
    bottom: 18%;
    z-index: 2;
    display: none;
    color: #ffffff;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.45;
    text-align: center;
    pointer-events: none;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.95), 0 0 2px rgba(0, 0, 0, 0.9);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
    transition: opacity 0.38s ease, transform 0.38s ease, filter 0.38s ease;
}

.video-subtitle-overlay.fade-enter {
    opacity: 0;
    transform: translateY(10px);
    filter: blur(4px);
}

.preview-actions {
    display: flex;
    justify-content: flex-start;
    gap: 10px;
    flex-wrap: wrap;
}

.preview-actions .btn {
    border-radius: 999px;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(168, 85, 247, 0.16));
    color: var(--text-primary);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.preview-actions .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(99, 102, 241, 0.16);
}

[data-theme="light"] .preview-actions .btn {
    border: 1px solid rgba(99, 102, 241, 0.14);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(168, 85, 247, 0.1));
}

.subtitle-controls {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.subtitle-pip-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 18px;
    padding: 18px;
    border: 1px solid rgba(99, 102, 241, 0.22);
    border-radius: 16px;
    background: rgba(99, 102, 241, 0.08);
}

.legacy-subtitle-pip-trigger-row {
    display: none;
}

.subtitle-pip-header h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.subtitle-pip-header p {
    margin: 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.subtitle-pip-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.subtitle-pip-preview {
    width: 100%;
    max-width: 320px;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.45);
}

.subtitle-pip-preview img,
.subtitle-pip-preview video {
    width: 100%;
    max-height: 220px;
    display: block;
    object-fit: contain;
    background: #020617;
}

.subtitle-pip-preview-meta {
    padding: 10px 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.subtitle-pip-timeline {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.subtitle-pip-list-shell {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.subtitle-pip-list-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.cover-options-actions {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cover-options-shell {
    margin: 16px 0 18px;
}

.subtitle-pip-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.subtitle-pip-grid-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(124px, 1fr));
    gap: 12px;
}

.subtitle-pip-list-empty {
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    background: rgba(15, 23, 42, 0.16);
}

.subtitle-pip-item {
    appearance: none;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 10px;
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.2);
    cursor: pointer;
    text-align: left;
    font: inherit;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.subtitle-pip-item:hover {
    transform: translateY(-2px);
    border-color: rgba(99, 102, 241, 0.42);
}

.subtitle-pip-item.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
    background: rgba(99, 102, 241, 0.12);
}

.subtitle-pip-item-index {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.78);
    color: #fff;
    font-size: 12px;
    font-weight: 800;
}

.subtitle-pip-item-media {
    width: 100%;
    aspect-ratio: 9 / 16;
    border-radius: 12px;
    overflow: hidden;
    background: #020617;
}

.subtitle-pip-item-media img,
.subtitle-pip-item-media video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    pointer-events: none;
}

.subtitle-pip-item-index {
    pointer-events: none;
}

.subtitle-pip-timeline-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.subtitle-pip-time-readout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
}

.subtitle-pip-track {
    position: relative;
    height: 10px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(148, 163, 184, 0.16);
    cursor: pointer;
    touch-action: none;
}

.subtitle-pip-track-fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    transition: width 0.12s linear;
}

.subtitle-pip-track-head {
    position: absolute;
    top: 50%;
    left: 0;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #fff;
    border: 4px solid var(--primary-color);
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 6px rgba(99, 102, 241, 0.22), 0 8px 18px rgba(15, 23, 42, 0.28);
    transition: left 0.12s linear;
    pointer-events: none;
}

.subtitle-controls .form-group {
    margin-bottom: 0;
}

.subtitle-color-group,
.subtitle-style-group {
    min-width: 0;
}

.subtitle-color-group {
    max-width: 120px;
}

.subtitle-color-group.disabled {
    opacity: 0.7;
}

.subtitle-style-group {
    min-width: 0;
}

.subtitle-style-grid {
    display: grid;
    grid-template-columns: repeat(5, max-content);
    gap: 10px;
    justify-content: start;
}

.subtitle-style-card-wrap {
    position: relative;
}

.subtitle-style-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.subtitle-style-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    min-width: 106px;
    width: auto;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid rgba(99, 102, 241, 0.16);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(139, 92, 246, 0.08));
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.subtitle-style-card:hover {
    transform: translateY(-1px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 8px 18px rgba(99, 102, 241, 0.08);
}

.subtitle-style-input:checked + .subtitle-style-card {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.18);
}

.subtitle-style-card-name {
    font-size: 14px;
    font-weight: 800;
    line-height: 1.2;
    text-align: center;
}

.subtitle-style-card-name-default {
    color: var(--text-primary);
}

.subtitle-style-card-name-simple-white {
    color: #ffffff;
    text-shadow: 0 2px 8px rgba(15, 23, 42, 0.32);
}

.subtitle-style-card-name-outline-transparent {
    color: #ffffff;
    text-shadow:
        -1.2px -1.2px 0 rgba(15, 23, 42, 0.92),
         1.2px -1.2px 0 rgba(15, 23, 42, 0.92),
        -1.2px  1.2px 0 rgba(15, 23, 42, 0.92),
         1.2px  1.2px 0 rgba(15, 23, 42, 0.92);
}

.subtitle-style-card-name-pink-outline {
    color: #ffffff;
    text-shadow:
        -1.2px -1.2px 0 rgba(236, 72, 153, 0.98),
         1.2px -1.2px 0 rgba(236, 72, 153, 0.98),
        -1.2px  1.2px 0 rgba(236, 72, 153, 0.98),
         1.2px  1.2px 0 rgba(236, 72, 153, 0.98);
}

.subtitle-style-card-name-yellow-outline {
    color: #111827;
    text-shadow:
        -1.2px -1.2px 0 rgba(250, 204, 21, 0.98),
         1.2px -1.2px 0 rgba(250, 204, 21, 0.98),
        -1.2px  1.2px 0 rgba(250, 204, 21, 0.98),
         1.2px  1.2px 0 rgba(250, 204, 21, 0.98);
}

.subtitle-style-card-name-black-background,
.subtitle-style-card-name-white-background,
.subtitle-style-card-name-yellow-background,
.subtitle-style-card-name-pink-background,
.subtitle-style-card-name-blue-background {
    color: var(--text-primary);
}

.subtitle-style-card-black-background {
    background: rgba(15, 23, 42, 0.9);
    border-color: rgba(15, 23, 42, 0.92);
}

.subtitle-style-card-black-background .subtitle-style-card-name-black-background {
    color: #ffffff;
}

.subtitle-style-card-white-background {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(203, 213, 225, 0.9);
}

.subtitle-style-card-yellow-background {
    background: rgba(250, 204, 21, 0.96);
    border-color: rgba(234, 179, 8, 0.88);
}

.subtitle-style-card-pink-background {
    background: rgba(236, 72, 153, 0.84);
    border-color: rgba(236, 72, 153, 0.92);
}

.subtitle-style-card-pink-background .subtitle-style-card-name-pink-background {
    color: #ffffff;
}

.subtitle-style-card-blue-background {
    background: rgba(59, 130, 246, 0.84);
    border-color: rgba(59, 130, 246, 0.9);
}

.subtitle-style-card-blue-background .subtitle-style-card-name-blue-background {
    color: #ffffff;
}

.subtitle-setting-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.subtitle-controls input[type="color"] {
    width: 52px;
    height: 52px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-input);
    cursor: pointer;
}

.subtitle-controls input[type="color"]:disabled {
    cursor: not-allowed;
    filter: grayscale(0.22);
}

.subtitle-style-hint {
    display: block;
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
}

.inline-action-hint {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.subtitle-action-row {
    margin-top: 16px;
}

.inline-warning-text {
    color: var(--warning-color);
    font-size: 14px;
    font-weight: 700;
}

#subtitleFontSizeValue,
#subtitlePositionValue {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
}

.card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.card h3 {
    font-size: 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.config-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    border-color: rgba(99, 102, 241, 0.4);
}

/* 表单元素 */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

input[type="text"],
input[type="number"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

input[type="file"] {
    width: 100%;
    padding: 15px;
    background: var(--bg-input);
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
    margin-top: 5px;
}

/* 使文件输入更加明显 */
input[type="file"]::file-selector-button {
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    margin-right: 10px;
    font-weight: 500;
}

input[type="file"]::file-selector-button:hover {
    background: var(--primary-hover);
}

input[type="file"]:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

input[type="range"] {
    width: 100%;
    height: 8px;
    -webkit-appearance: none;
    background: var(--bg-input);
    border-radius: 4px;
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* 复选框组 */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-input);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    color: var(--text-primary);
}

.checkbox-group label:hover {
    background: rgba(99, 102, 241, 0.2);
}

[data-theme="light"] .checkbox-group label:hover {
    background: rgba(99, 102, 241, 0.1);
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* 按钮 */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
    z-index: 0;
}

.btn.task-button-progress-active::before {
    content: '';
    position: absolute;
    inset: 0 auto 0 0;
    width: var(--task-button-progress, 0%);
    background: rgba(255, 255, 255, 0.2);
    z-index: -1;
    transition: width 0.25s ease;
}

.task-cancel-btn {
    margin-left: 10px;
    vertical-align: middle;
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
    transform: none;
    box-shadow: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #8b5cf6);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:disabled:hover {
    transform: none;
    box-shadow: none;
}

.auth-submit-btn {
    min-width: 132px;
}

.auth-submit-btn.is-loading::before {
    content: '';
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #ffffff;
    animation: auth-button-spin 0.8s linear infinite;
}

@keyframes auth-button-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.btn-success.btn-tiny {
    box-shadow: none;
}

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background: var(--bg-card);
}

.btn-small {
    padding: 8px 16px;
    font-size: 12px;
}

.btn-tiny {
    padding: 7px 12px;
    font-size: 11px;
    min-width: 0;
}

.btn-pink {
    background: linear-gradient(135deg, #ec4899, #f472b6);
    color: #fff;
}

.btn-pink:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(236, 72, 153, 0.28);
}

.access-card {
    margin-bottom: 20px;
    border: 1px solid rgba(99, 102, 241, 0.22);
}

.access-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.access-card-header p {
    color: var(--text-secondary);
    margin-top: 6px;
}

.access-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.access-badge.success {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-color);
}

.access-badge.warning {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning-color);
}

.card-redeem-row {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.card-redeem-row .btn {
    white-space: nowrap;
}

.get-card-btn {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 10px 24px rgba(239, 68, 68, 0.24);
}

.get-card-btn:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    color: #fff;
    border-color: transparent;
    transform: translateY(-1px);
}

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

.card-redeem-row input {
    flex: 1;
}

.access-inline-tip {
    margin-top: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.dialog-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.dialog-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 22px;
    box-shadow: var(--shadow);
}

.announcement-dialog-card {
    max-width: 760px;
}

#userCenterDialog .dialog-card.user-center-dialog-card {
    width: min(96vw, 1080px);
    max-width: min(96vw, 1080px);
    max-height: min(88vh, 720px);
    overflow: auto;
}

.get-card-dialog-card {
    max-width: min(92vw, 520px);
}

.get-card-dialog-content {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.get-card-contact-block {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.get-card-contact-row {
    display: flex;
    align-items: stretch;
    gap: 10px;
}

.get-card-contact-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
}

.get-card-contact-value {
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-all;
}

.get-card-contact-row .get-card-contact-value {
    flex: 1;
}

.get-card-qr-wrap {
    min-height: 220px;
    border: 1px dashed var(--border-color);
    border-radius: 16px;
    background: var(--bg-input);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
}

.get-card-qr-wrap img {
    width: min(100%, 240px);
    aspect-ratio: 1 / 1;
    object-fit: contain;
    border-radius: 12px;
    background: #fff;
    padding: 10px;
}

.get-card-qr-empty {
    color: var(--text-secondary);
    font-size: 14px;
}

#legacySubtitlePipDialog .legacy-subtitle-pip-dialog-card {
    width: min(96vw, 1460px);
    max-width: 1460px;
    max-height: 94vh;
    padding: 22px;
}

.announcement-dialog-content {
    max-height: min(68vh, 620px);
    overflow-y: auto;
    padding: 18px;
    border-radius: 16px;
    background: var(--bg-input);
    color: var(--text-primary);
    line-height: 1.85;
}

.announcement-dialog-content h1,
.announcement-dialog-content h2,
.announcement-dialog-content h3,
.announcement-dialog-content h4,
.announcement-dialog-content h5,
.announcement-dialog-content h6 {
    margin: 0 0 14px;
    line-height: 1.4;
}

.announcement-dialog-content p,
.announcement-dialog-content ul,
.announcement-dialog-content ol,
.announcement-dialog-content blockquote {
    margin: 0 0 14px;
}

.announcement-dialog-content ul,
.announcement-dialog-content ol {
    padding-left: 20px;
}

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

.dialog-close {
    border: 0;
    background: transparent;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}

.dialog-close-btn {
    border: 0;
    background: transparent;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}

.dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 16px;
}

.get-card-dialog-card .dialog-actions .btn {
    min-width: 132px;
}

.recorder-dialog-card {
    max-width: min(92vw, 760px);
}

.recorder-dialog-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.recorder-preview {
    width: 100%;
    aspect-ratio: 9 / 16;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: #000;
    object-fit: cover;
    max-height: min(72vh, 720px);
}

.recorder-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.recorder-actions .btn {
    flex: 1 1 160px;
}

.recorder-canvas {
    display: none;
}

.recorder-start-btn {
    position: relative;
    justify-content: space-between;
    font-variant-numeric: tabular-nums;
}

.recorder-start-indicator {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: currentColor;
    opacity: 0.45;
    flex: 0 0 auto;
}

.recorder-start-label {
    flex: 1 1 auto;
    text-align: center;
}

.recorder-start-timer {
    min-width: 44px;
    text-align: right;
    opacity: 0.9;
}

.recorder-start-btn.recording,
.recorder-start-btn.recording:disabled {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: #fff;
    border-color: transparent;
    opacity: 1;
}

.recorder-start-btn.recording .recorder-start-indicator {
    background: #fff;
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.8);
    animation: hold-record-pulse 1.1s ease-out infinite;
}

.recorder-status {
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-page {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 36px;
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.22), transparent 26%),
        radial-gradient(circle at 82% 18%, rgba(236, 72, 153, 0.18), transparent 20%),
        radial-gradient(circle at 25% 78%, rgba(14, 165, 233, 0.16), transparent 24%),
        linear-gradient(140deg, #09090f 0%, #16132f 44%, #1e1b4b 100%);
}

[data-theme="light"] .auth-page {
    background:
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.12), transparent 26%),
        radial-gradient(circle at 82% 18%, rgba(236, 72, 153, 0.1), transparent 20%),
        radial-gradient(circle at 25% 78%, rgba(14, 165, 233, 0.1), transparent 24%),
        linear-gradient(145deg, #f8fafc 0%, #eef2ff 55%, #e9d5ff 100%);
}

.auth-noise-layer {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.12;
    pointer-events: none;
}

.auth-stage {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1180px;
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 26px;
    align-items: stretch;
}

.auth-showcase,
.auth-card {
    position: relative;
    overflow: hidden;
}

.auth-showcase {
    min-height: 720px;
    border-radius: 32px;
    padding: 38px;
    background:
        linear-gradient(180deg, rgba(15, 23, 42, 0.85), rgba(30, 41, 59, 0.58)),
        linear-gradient(140deg, rgba(99, 102, 241, 0.22), rgba(236, 72, 153, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

[data-theme="light"] .auth-showcase {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.78)),
        linear-gradient(140deg, rgba(99, 102, 241, 0.08), rgba(236, 72, 153, 0.06));
    border-color: rgba(99, 102, 241, 0.1);
    box-shadow: 0 25px 70px rgba(99, 102, 241, 0.14);
}

.auth-showcase-orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(16px);
    opacity: 0.65;
    pointer-events: none;
}

.auth-showcase-orb-a {
    width: 220px;
    height: 220px;
    top: -40px;
    right: -50px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.6), transparent 70%);
}

.auth-showcase-orb-b {
    width: 260px;
    height: 260px;
    bottom: -90px;
    left: -70px;
    background: radial-gradient(circle, rgba(244, 114, 182, 0.45), transparent 70%);
}

.auth-brand {
    position: relative;
    z-index: 1;
    max-width: 520px;
    display: flex;
    align-items: flex-start;
}

.auth-brand-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.16);
}

[data-theme="light"] .auth-brand-chip {
    background: rgba(99, 102, 241, 0.1);
    color: #4338ca;
}

.auth-scene-card {
    position: relative;
    z-index: 1;
    border-radius: 28px;
    padding: 0;
    background: transparent;
    border: none;
    backdrop-filter: none;
}

[data-theme="light"] .auth-scene-card {
    background: transparent;
}

.auth-characters {
    display: none;
}

.auth-characters-playground {
    position: relative;
    width: 100%;
    height: 460px;
    margin-top: auto;
}

.auth-character {
    --auth-lean: 0deg;
    position: relative;
    transition: transform 0.7s ease, left 0.7s ease, top 0.7s ease, height 0.7s ease;
    transform-origin: bottom center;
}

.auth-character-eyes-row {
    position: absolute;
    display: flex;
    align-items: center;
    transition: left 0.7s ease, top 0.7s ease;
}

.auth-purple-character {
    left: 70px;
    bottom: 0;
    width: 180px;
    height: 400px;
    background: #6c3ff5;
    border-radius: 10px 10px 0 0;
    z-index: 1;
    transform: skewX(var(--auth-lean));
}

.auth-black-character {
    left: 240px;
    bottom: 0;
    width: 120px;
    height: 310px;
    background: #2d2d2d;
    border-radius: 8px 8px 0 0;
    z-index: 2;
    transform: skewX(var(--auth-lean));
}

.auth-orange-character {
    left: 0;
    bottom: 0;
    width: 240px;
    height: 200px;
    background: #ff9b6b;
    border-radius: 120px 120px 0 0;
    z-index: 3;
    transform: skewX(var(--auth-lean));
}

.auth-yellow-character {
    left: 310px;
    bottom: 0;
    width: 140px;
    height: 230px;
    background: #e8d754;
    border-radius: 70px 70px 0 0;
    z-index: 4;
    transform: skewX(var(--auth-lean));
}

.auth-purple-character .auth-character-eyes-row {
    left: 45px;
    top: 40px;
    gap: 32px;
}

.auth-black-character .auth-character-eyes-row {
    left: 26px;
    top: 32px;
    gap: 24px;
}

.auth-orange-character .auth-character-eyes-row {
    left: 82px;
    top: 90px;
    gap: 32px;
}

.auth-yellow-character .auth-character-eyes-row {
    left: 52px;
    top: 40px;
    gap: 24px;
}

.auth-eye {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.auth-eye-white {
    width: 18px;
    height: 18px;
    border-radius: 999px;
    background: #ffffff;
}

.auth-eye-pupil-only {
    width: 12px;
    height: 12px;
}

.auth-eye-pupil {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #2d2d2d;
    transition: transform 0.1s ease-out;
}

.auth-eye-pupil-only .auth-eye-pupil {
    width: 12px;
    height: 12px;
}

.auth-eye.is-blinking {
    height: 2px;
}

.auth-yellow-mouth {
    position: absolute;
    left: 40px;
    top: 88px;
    width: 80px;
    height: 4px;
    background: #2d2d2d;
    border-radius: 999px;
    transition: left 0.2s ease, top 0.2s ease;
}

.auth-stage.is-looking-at-each-other .auth-purple-character {
    transform: skewX(calc(var(--auth-lean) - 12deg)) translateX(40px);
    height: 440px;
}

.auth-stage.is-looking-at-each-other .auth-black-character {
    transform: skewX(calc(var(--auth-lean) + 10deg)) translateX(20px);
}

.auth-stage.is-looking-at-each-other .auth-purple-character .auth-character-eyes-row {
    left: 55px;
    top: 65px;
}

.auth-stage.is-looking-at-each-other .auth-black-character .auth-character-eyes-row {
    left: 32px;
    top: 12px;
}

.auth-stage.is-looking-at-each-other .auth-purple-eye .auth-eye-pupil {
    transform: translate(3px, 4px);
}

.auth-stage.is-looking-at-each-other .auth-black-eye .auth-eye-pupil {
    transform: translate(0, -4px);
}

.auth-stage[data-state="secret"] .auth-purple-character,
.auth-stage[data-state="peek"] .auth-purple-character {
    height: 440px;
    transform: skewX(calc(var(--auth-lean) - 12deg)) translateX(40px);
}

.auth-stage[data-state="secret"] .auth-black-character {
    transform: skewX(var(--auth-lean));
}

.auth-stage[data-state="peek"] .auth-purple-character,
.auth-stage[data-state="peek"] .auth-black-character,
.auth-stage[data-state="peek"] .auth-orange-character,
.auth-stage[data-state="peek"] .auth-yellow-character {
    transform: skewX(0deg);
}

.auth-stage[data-state="peek"] .auth-purple-character .auth-character-eyes-row {
    left: 20px;
    top: 35px;
}

.auth-stage[data-state="peek"] .auth-black-character .auth-character-eyes-row {
    left: 10px;
    top: 28px;
}

.auth-stage[data-state="peek"] .auth-orange-character .auth-character-eyes-row {
    left: 50px;
    top: 85px;
}

.auth-stage[data-state="peek"] .auth-yellow-character .auth-character-eyes-row {
    left: 20px;
    top: 35px;
}

.auth-stage[data-state="peek"] .auth-yellow-mouth {
    left: 10px;
    top: 88px;
}

.auth-stage[data-state="secret"] .auth-purple-eye .auth-eye-pupil,
.auth-stage[data-state="peek"] .auth-purple-eye .auth-eye-pupil {
    transform: translate(-4px, -4px);
}

.auth-stage[data-state="secret"] .auth-black-eye .auth-eye-pupil,
.auth-stage[data-state="peek"] .auth-black-eye .auth-eye-pupil {
    transform: translate(-4px, -4px);
}

.auth-stage[data-state="secret"] .auth-orange-eye .auth-eye-pupil,
.auth-stage[data-state="peek"] .auth-orange-eye .auth-eye-pupil {
    transform: translate(-5px, -4px);
}

.auth-stage[data-state="secret"] .auth-yellow-eye .auth-eye-pupil,
.auth-stage[data-state="peek"] .auth-yellow-eye .auth-eye-pupil {
    transform: translate(-5px, -4px);
}

.auth-stage[data-state="captcha"] .auth-yellow-character {
    transform: skewX(calc(var(--auth-lean) - 2deg));
}

.auth-stage[data-state="submitting"] .auth-purple-character,
.auth-stage[data-state="submitting"] .auth-black-character,
.auth-stage[data-state="submitting"] .auth-orange-character,
.auth-stage[data-state="submitting"] .auth-yellow-character {
    animation: auth-shape-bob 1.15s ease-in-out infinite;
}

@keyframes auth-shape-bob {
    0%, 100% {
        transform: translateY(0) skewX(var(--auth-lean));
    }
    50% {
        transform: translateY(-10px) skewX(var(--auth-lean));
    }
}

.auth-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    padding: 34px 32px;
    border-radius: 30px;
    background: rgba(15, 23, 42, 0.88);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.26);
}

[data-theme="light"] .auth-card {
    background: rgba(255, 255, 255, 0.96);
    border-color: rgba(99, 102, 241, 0.1);
    box-shadow: 0 22px 48px rgba(99, 102, 241, 0.14);
}

.auth-password-wrap {
    position: relative;
}

.auth-password-wrap input {
    padding-right: 78px;
}

.auth-password-toggle {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    padding: 4px 0;
}

.auth-password-toggle-close {
    display: none;
}

.auth-password-toggle.is-visible .auth-password-toggle-open {
    display: none;
}

.auth-password-toggle.is-visible .auth-password-toggle-close {
    display: inline;
}

.auth-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 8px;
}

.auth-card-kicker {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.auth-card-header h2 {
    font-size: 34px;
    line-height: 1.08;
    margin-bottom: 8px;
}

.auth-card-header p {
    color: var(--text-secondary);
    font-size: 14px;
    max-width: 320px;
}

.auth-card-mini-brand {
    flex-shrink: 0;
    padding: 10px 14px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(236, 72, 153, 0.15));
    color: var(--text-primary);
    font-weight: 700;
    font-size: 13px;
}

.auth-field {
    gap: 8px;
}

.auth-field label {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.auth-field input {
    height: 52px;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(51, 65, 85, 0.55);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

[data-theme="light"] .auth-field input {
    background: #f8fafc;
    border-color: rgba(148, 163, 184, 0.24);
}

.auth-field input:focus {
    border-color: rgba(99, 102, 241, 0.55);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.14);
    transform: translateY(-1px);
}

.captcha-row {
    display: block;
    width: 100%;
}

.slider-captcha {
    width: 100%;
}

.slider-captcha-track {
    position: relative;
    width: 100%;
    height: 52px;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    padding: 4px;
    overflow: hidden;
    touch-action: none;
}

.slider-captcha-fill {
    position: absolute;
    inset: 4px auto 4px 4px;
    width: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(244, 114, 182, 0.18));
    transition: width 0.2s ease;
}

.slider-captcha-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
    pointer-events: none;
}

.slider-captcha-thumb {
    position: relative;
    z-index: 1;
    width: 56px;
    min-width: 56px;
    height: 44px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    cursor: grab;
    box-shadow: 0 10px 24px rgba(99, 102, 241, 0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.slider-captcha-thumb:active {
    cursor: grabbing;
}

.slider-captcha.is-dragging .slider-captcha-thumb,
.slider-captcha.is-verifying .slider-captcha-thumb {
    cursor: grabbing;
}

.slider-captcha.is-verified .slider-captcha-thumb {
    background: linear-gradient(135deg, #10b981, #34d399);
    box-shadow: 0 10px 24px rgba(16, 185, 129, 0.18);
}

.slider-captcha.is-verified .slider-captcha-fill {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.22), rgba(52, 211, 153, 0.22));
}

.slider-captcha.is-verified .slider-captcha-label {
    color: #0f766e;
}

[data-theme="light"] .slider-captcha-track {
    background: #f8fafc;
}

[data-theme="light"] .slider-captcha-label {
    color: #64748b;
}

[data-theme="light"] .slider-captcha.is-verified .slider-captcha-label {
    color: #047857;
}

.auth-submit-btn {
    width: 100%;
    min-height: 54px;
    border-radius: 18px;
    font-size: 15px;
    font-weight: 800;
    margin-top: 4px;
}

.auth-switch,
.auth-tip {
    color: var(--text-secondary);
    font-size: 14px;
}

.auth-switch a {
    color: var(--primary-color);
    font-weight: 700;
    text-decoration: none;
}

.auth-switch a:hover {
    text-decoration: underline;
}

.admin-container {
    max-width: 1600px;
}

.admin-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 20px;
}

.admin-sidebar {
    align-self: start;
    position: sticky;
    top: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-menu-item {
    width: 100%;
    text-align: left;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 14px 16px;
    background: var(--bg-input);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.admin-menu-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(99, 102, 241, 0.08));
    border-color: rgba(99, 102, 241, 0.38);
}

.admin-content {
    min-width: 0;
}

.admin-api-pre {
    margin: 0;
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.92);
    color: #e2e8f0;
    font-size: 13px;
    line-height: 1.7;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
    border: 1px solid rgba(99, 102, 241, 0.16);
}

.admin-api-pre code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.admin-card-create {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 18px;
}

.admin-card-create p {
    color: var(--text-secondary);
    margin-top: 6px;
}

.admin-card-create-form {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.rich-editor-toolbar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 12px;
}

.rich-editor-toolbar input[type="color"] {
    width: 42px;
    height: 34px;
    padding: 2px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-input);
    cursor: pointer;
}

.rich-editor-surface {
    min-height: 260px;
    padding: 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.8;
    outline: none;
}

.rich-editor-surface:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.rich-editor-surface h1,
.rich-editor-surface h2,
.rich-editor-surface h3,
.rich-editor-surface h4,
.rich-editor-surface h5,
.rich-editor-surface h6 {
    margin: 0 0 12px;
}

.rich-editor-surface p,
.rich-editor-surface ul,
.rich-editor-surface ol,
.rich-editor-surface blockquote {
    margin: 0 0 12px;
}

.rich-editor-surface ul,
.rich-editor-surface ol {
    padding-left: 18px;
}

.admin-announcement-actions {
    margin-top: 18px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px;
    font-size: 14px;
}

.admin-table th,
.admin-table td {
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    padding: 12px 10px;
    vertical-align: top;
}

.admin-table th {
    color: var(--text-secondary);
    font-weight: 700;
}

.card-code-cell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
}

.card-code-cell span {
    display: block;
    min-width: 0;
    word-break: break-all;
}

.admin-empty-state {
    margin-top: 12px;
    padding: 18px 20px;
    border-radius: 14px;
    border: 1px dashed var(--border-color);
    background: rgba(99, 102, 241, 0.06);
    color: var(--text-secondary);
}

.admin-asset-counts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.admin-asset-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.admin-asset-dialog-body {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.admin-asset-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.admin-asset-summary-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
}

.admin-asset-summary-card strong {
    font-size: 14px;
}

.admin-asset-summary-card span {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 700;
}

.admin-asset-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-asset-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.admin-asset-section-header h4 {
    margin: 0;
    font-size: 16px;
}

.admin-asset-section-meta {
    color: var(--text-secondary);
    font-size: 13px;
}

.admin-status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 72px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.admin-status-pill.active {
    background: rgba(16, 185, 129, 0.16);
    color: var(--success-color);
}

.admin-status-pill.inactive {
    background: rgba(148, 163, 184, 0.14);
    color: var(--text-secondary);
}

.admin-pagination {
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.admin-pagination-summary {
    color: var(--text-secondary);
    font-size: 13px;
}

.admin-pagination-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.admin-pagination-ellipsis {
    color: var(--text-secondary);
    padding: 0 2px;
}

@media (max-width: 1320px) {
    .mihe-header {
        padding: 18px;
        gap: 14px;
        padding-left: 18px;
        padding-right: 18px;
        border-radius: 0 0 22px 22px;
        display: grid;
        grid-template-columns: minmax(280px, 1fr) auto;
        align-items: center;
    }

    .header-brand {
        min-width: 0;
        width: auto;
        grid-column: 1;
        grid-row: 1;
    }

    .header-brand-copy {
        min-width: 0;
    }

    .header h1,
    .subtitle {
        word-break: keep-all;
        overflow-wrap: normal;
    }

    .header-brand-title-row {
        align-items: flex-start;
    }

    .header h1 {
        font-size: 24px;
    }

    .header-subtitle-chip {
        min-height: 30px;
        padding: 0 12px;
        font-size: 12px;
    }

    .header-nav {
        max-width: 100%;
        min-height: 52px;
        justify-content: flex-start;
        overflow-x: auto;
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
    }

    .header-actions-shell {
        width: auto;
        justify-content: flex-end;
        flex-wrap: nowrap;
        justify-self: end;
        grid-column: 2;
        grid-row: 1;
        align-self: start;
    }

    .auth-stage,
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .auth-page {
        padding: 18px;
        align-items: flex-start;
        justify-content: flex-start;
        overflow-x: hidden;
        overflow-y: auto;
        min-height: 100svh;
        -webkit-overflow-scrolling: touch;
    }

    .auth-showcase {
        display: none;
    }

    .auth-stage {
        max-width: 520px;
        margin: 0 auto;
    }

    .auth-showcase {
        min-height: auto;
        padding: 28px 22px;
    }

    .auth-characters {
        gap: 14px;
        min-height: 250px;
    }

    .auth-character {
        width: 168px;
        height: 228px;
    }

    .auth-character-secondary {
        width: 136px;
        height: 188px;
    }

    .auth-card {
        padding: 28px 22px;
    }

    .auth-card-header {
        flex-direction: column;
    }

    .captcha-row {
        grid-template-columns: 1fr;
    }

    .header-actions {
        justify-content: flex-end;
    }

    .admin-sidebar {
        position: static;
    }

    .admin-card-create {
        flex-direction: column;
    }

    .admin-asset-summary {
        grid-template-columns: 1fr;
    }

    .admin-pagination {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 640px) {
    .mihe-header {
        border-radius: 0 0 18px 18px;
        padding-left: 14px;
        padding-right: 14px;
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .logo-shell {
        width: 54px;
        height: 54px;
        flex-basis: 54px;
    }

    .logo-icon {
        font-size: 38px;
    }

    .header h1 {
        font-size: 21px;
    }

    .header-nav {
        gap: 6px;
        padding: 0;
    }

    .header-nav-link {
        min-height: 42px;
        padding: 8px 8px 12px;
        font-size: 12px;
    }

    .user-menu-trigger {
        padding-right: 10px;
    }

    .header-actions-shell {
        width: auto;
        justify-content: flex-end;
        flex-wrap: nowrap;
        justify-self: end;
        grid-column: 2;
        grid-row: 1;
    }

    .user-center-profile {
        padding: 16px;
        flex-direction: column;
        align-items: flex-start;
    }

    .user-center-list-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .user-center-item-value {
        text-align: left;
    }
    .user-center-inline-actions .btn {
        width: 100%;
    }
}

/* 结果区域 */
.result-area {
    margin-top: 20px;
    padding: 16px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.result-area label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: block;
}

.result-area textarea {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
}

.error-text {
    color: var(--danger-color);
}

/* 任务状态 */
.task-status {
    margin-top: 16px;
    padding: 16px;
    background: var(--bg-input);
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.status-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
}

.status-value.success {
    color: var(--success-color);
}

.status-value.error {
    color: var(--danger-color);
}

.status-value.running {
    color: var(--warning-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 状态面板 */
.status-item {
    padding: 16px;
    background: var(--bg-input);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.status-item.empty {
    border-left: none;
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 20px;
}

.status-item.success {
    border-left-color: var(--success-color);
}

.status-item.error {
    border-left-color: var(--danger-color);
}

.status-item.running {
    border-left-color: var(--warning-color);
}

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

.status-item-time {
    font-size: 12px;
    color: var(--text-secondary);
}

.status-item-message {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 20px;
    display: block;
    white-space: normal;
    word-break: break-word;
    min-height: 60px;
}

.status-scroll-track.vertical.is-overflowing {
    animation: marqueeVertical 8s linear infinite;
}

/* 底部 */
.footer {
    text-align: center;
    padding: 30px 0;
    margin-top: 30px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .workflow-panel,
    .status-panel,
    .preview-panel {
        position: static;
    }
    
    .steps {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .step {
        flex: 1 1 calc(33.333% - 12px);
        min-width: 200px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 28px;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }

    .header-status {
        width: 100%;
        min-width: 0;
    }

    .header-status .status-item {
        height: 60px;
    }

    .status-scroll {
        height: 60px;
    }

    .status-item-message {
        min-height: 60px;
    }
    
    .step {
        flex: 1 1 100%;
    }
    
    .card {
        padding: 16px;
    }

    .preview-panel {
        order: 3;
    }

    .subtitle-pip-grid {
        grid-template-columns: 1fr;
    }

    .subtitle-pip-preview {
        max-width: 100%;
    }

    .subtitle-pip-grid-gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .subtitle-style-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .asset-library-form-grid {
        grid-template-columns: 1fr;
    }

    .asset-library-header,
    .asset-library-item {
        flex-direction: column;
        align-items: stretch;
    }

    .asset-library-item-actions {
        justify-content: flex-start;
    }

    .asset-library-dialog-card {
        width: min(96vw, 720px);
    }

    .voice-library-item {
        grid-template-columns: 1fr;
        align-items: stretch;
    }

    .voice-library-item-actions {
        justify-content: flex-start;
    }

    .bgm-preset-item {
        flex-direction: column;
        align-items: stretch;
    }

    .bgm-preset-item-actions {
        justify-content: flex-start;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* 下载进度条 */
.download-progress {
    margin-top: 20px;
    padding: 16px;
    background: var(--bg-input);
    border-radius: 10px;
}

.tts-progress {
    border: 1px solid rgba(99, 102, 241, 0.25);
}

.progress-bar {
    width: 100%;
    height: 24px;
    background: var(--bg-dark);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #8b5cf6, #ec4899);
    border-radius: 12px;
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: 600;
    min-width: 0;
}

.progress-text {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.progress-text.success {
    color: var(--success-color);
}

.progress-text.error {
    color: var(--danger-color);
}

/* 父步骤样式（文案深度学习） */
.step-parent {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.4);
    transition: all 0.3s ease;
    cursor: pointer;
}

.step-parent:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(168, 85, 247, 0.3));
    transform: translateX(5px);
}

.step-parent .step-number {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.expand-icon {
    margin-left: auto;
    font-size: 12px;
    color: var(--text-secondary);
}

/* 子步骤样式 */
.sub-steps {
    margin-left: 20px;
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sub-step {
    padding: 10px 12px;
    background: var(--bg-input);
    border-radius: 8px;
}

.sub-step .step-number {
    width: 24px;
    height: 24px;
    font-size: 11px;
    background: var(--primary-color);
    opacity: 0.8;
}

.sub-step .step-content h3 {
    font-size: 13px;
}

.sub-step .step-content p {
    font-size: 11px;
}