/**
 * Creative Universe — Demo Styles
 * Material Design 3 inspired UI for Gemini 3 Creative Agent
 */

:root {
    --google-blue: #4285F4;
    --google-red: #EA4335;
    --google-yellow: #FBBC05;
    --google-green: #34A853;
    --surface: #ffffff;
    --surface-variant: #f8f9fa;
    --on-surface: #202124;
    --on-surface-variant: #5f6368;
    --outline: #dadce0;
    --primary: #1a73e8;
    --primary-container: #e8f0fe;
}

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

body {
    font-family: 'Google Sans', 'Roboto', sans-serif;
    background: var(--surface-variant);
    color: var(--on-surface);
    min-height: 100vh;
}

/* Header */
.header {
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 500;
    color: var(--on-surface);
}

.logo .material-icons-outlined {
    color: var(--google-blue);
    font-size: 28px;
}

.badge {
    background: var(--primary-container);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Main Layout */
.main {
    display: flex;
    height: calc(100vh - 65px);
    justify-content: center;
    gap: 24px;
    padding: 24px;
    background: var(--surface-variant);
}

/* Phone Panel */
.phone-panel {
    flex: 0 0 380px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(180deg, #e8f0fe 0%, #f8f9fa 100%);
}

/* Android Frame */
.android-frame {
    width: 280px;
    height: 680px;
    background: linear-gradient(145deg, #2d2d2d 0%, #1a1a1a 100%);
    border-radius: 28px;
    padding: 8px;
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.1),
        0 20px 40px rgba(0,0,0,0.2);
    position: relative;
    display: block;
}

.android-frame::before {
    content: '';
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: #000;
    border-radius: 50%;
    z-index: 10;
}

.android-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 22px;
    overflow: hidden;
}

.android-screen iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Modular Phone App Shell */
.photos-app {
    width: 100%;
    height: 100%;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    --header-height: 72px;
    --nav-height: 62px;
    --content-height: calc(100% - var(--header-height) - var(--nav-height));
}

.photos-app.android {
    background: #ffffff;
    color: #202124;
}

/* App Content Area */
.app-content {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

/* Individual Views */
.app-view {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
}

.app-view.active {
    opacity: 1;
    pointer-events: auto;
}

/* Gallery View */
.photos-view-header,
.gallery-view-header {
    padding: 48px 16px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: #ffffff;
    flex-shrink: 0;
}

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

/* upload-btn removed — upload is now a "+" slot in the gallery grid */

.photos-logo {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.photos-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 6px;
}

.photos-title {
    font-size: 18px;
    font-weight: 500;
    color: #202124;
}

.photos-grid,
.media-grid {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 2px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    align-content: start;
    position: relative;
}

.photo-item,
.media-item {
    width: 100%;
    padding-bottom: 100%;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    border-radius: 4px;
}

.photo-item img,
.media-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s, opacity 0.2s;
}

.media-item video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}

.photo-item:hover img,
.media-item:hover img,
.media-item:hover video {
    transform: scale(1.05);
}

/* Upload "+" slot — first item in gallery grid */
.media-item.upload-slot {
    background: #f1f3f4;
    border: 2px dashed #dadce0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, border-color 0.2s;
}

.media-item.upload-slot:hover {
    background: #e8f0fe;
    border-color: #1a73e8;
}

.upload-slot-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    color: #9aa0a6;
    transition: color 0.2s;
}

.media-item.upload-slot:hover .upload-slot-icon {
    color: #1a73e8;
}

/* Upload-in-progress placeholder */
.media-item.uploading {
    pointer-events: none;
}

.media-item.uploading img,
.media-item.uploading video {
    opacity: 0.35;
    filter: blur(2px);
}

.upload-progress-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
}

.upload-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #1a73e8;
    border-radius: 50%;
    animation: upload-spin 0.8s linear infinite;
}

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

/* Video play badge overlay */
.video-badge {
    position: absolute;
    bottom: 6px;
    right: 6px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    pointer-events: none;
}

.photo-item.selected::after,
.media-item.selected::after {
    content: '✓';
    position: absolute;
    top: 6px;
    right: 6px;
    width: 20px;
    height: 20px;
    background: #1a73e8;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.photo-item.selected img,
.media-item.selected img {
    opacity: 0.8;
}

/* Drop zone overlay */
.drop-zone {
    position: absolute;
    inset: 0;
    background: rgba(26, 115, 232, 0.08);
    border: 2px dashed #1a73e8;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 50;
    color: #1a73e8;
    gap: 8px;
    border-radius: 8px;
    font-size: 13px;
}

.drop-zone.hidden {
    display: none;
}

/* Photo Viewer Overlay */
.photo-viewer {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.95);
    display: flex;
    flex-direction: column;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.photo-viewer.visible {
    opacity: 1;
    pointer-events: auto;
}

.photo-viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 48px 16px 16px;
}

.photo-viewer-close {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.photo-viewer-image {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.photo-viewer-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

/* photo-viewer-actions/btn removed — viewer is now view-only */

/* Bottom Nav */
.photos-nav {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    padding: 8px 0 20px;
    background: #ffffff;
    border-top: 1px solid #e0e0e0;
}

.android .photos-nav {
    background: #ffffff;
    border-top-color: #e0e0e0;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    color: #5f6368;
    font-size: 10px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 12px;
    font-family: inherit;
    flex: 1;
    position: relative;
}

.android .nav-item {
    color: #5f6368;
}

.nav-item.active {
    color: #1a73e8;
}

.android .nav-item.active {
    color: #1a73e8;
}

.nav-item .material-icons-outlined {
    font-size: 24px;
}

/* Create button */
.nav-item.create-btn {
    color: #1a73e8;
}

.nav-item.create-btn .material-icons-outlined {
    background: linear-gradient(135deg, #4285F4, #34A853, #FBBC05, #EA4335);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 28px;
}

.android .nav-item.create-btn {
    color: #1a73e8;
}

.android .nav-item.create-btn .material-icons-outlined {
    background: linear-gradient(135deg, #4285F4, #34A853, #FBBC05, #EA4335);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hidden */
.hidden {
    display: none !important;
}

/* Activity Panel */
.activity-panel {
    flex: 0 0 360px;
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
}

.activity-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--outline);
}

.activity-header h2 {
    font-size: 16px;
    font-weight: 500;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.activity-header h2::before {
    content: '🔍';
}

.message-log {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.message-item {
    padding: 12px 16px;
    background: var(--surface-variant);
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.5;
    animation: fadeIn 0.3s ease;
}

.message-item.system {
    background: var(--primary-container);
    color: var(--primary);
}

.message-item .timestamp {
    font-size: 10px;
    color: var(--on-surface-variant);
    margin-top: 6px;
}

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

/* MD3 Permission Dialog */
.permission-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}

.permission-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.permission-dialog {
    background: var(--surface);
    border-radius: 28px;
    padding: 24px;
    width: 312px;
    max-width: 90vw;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.24);
    transform: scale(0.9);
    transition: transform 0.2s;
}

.permission-overlay.visible .permission-dialog {
    transform: scale(1);
}

.permission-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-container);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.permission-icon .material-icons-outlined {
    font-size: 24px;
    color: var(--primary);
}

.permission-title {
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 16px;
    line-height: 1.3;
    color: var(--on-surface);
}

.permission-description {
    font-size: 14px;
    color: var(--on-surface-variant);
    text-align: center;
    line-height: 1.5;
    margin-bottom: 24px;
}

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

.permission-btn {
    padding: 14px 24px;
    border-radius: 100px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.permission-btn.primary {
    background: var(--primary);
    color: white;
}

.permission-btn.primary:hover {
    background: #1557b0;
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3);
}

.permission-btn.secondary {
    background: transparent;
    color: var(--primary);
}

.permission-btn.secondary:hover {
    background: var(--primary-container);
}

/* Create View (Chat) */
.create-view-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 48px 16px 12px;
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    flex-shrink: 0;
}

/* Assets View */
.workspace-view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 48px 12px 10px;
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    flex-shrink: 0;
}

.workspace-view-header .header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.workspace-view-header .clear-btn {
    font-size: 10px;
    padding: 4px 8px;
    background: transparent;
    color: var(--on-surface-variant);
    border: 1px solid var(--outline);
    border-radius: 10px;
    cursor: pointer;
}

.workspace-content {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 10px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    align-content: flex-start;
}

.workspace-empty {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    color: var(--on-surface-variant);
    text-align: center;
    gap: 8px;
}

.workspace-section {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0 8px 0;
    border-bottom: 1px solid var(--outline);
    margin-bottom: 4px;
}

.workspace-section .section-icon {
    font-size: 16px;
    color: var(--primary);
}

.workspace-section .section-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--on-surface);
}

.workspace-section .section-count {
    font-size: 11px;
    color: var(--on-surface-variant);
    background: var(--surface-variant);
    padding: 2px 6px;
    border-radius: 10px;
}

.workspace-character-card {
    background: var(--surface);
    border-radius: 10px;
    border: 1px solid var(--outline);
    overflow: hidden;
    animation: fadeSlideIn 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.workspace-character-card .char-image-container {
    aspect-ratio: 3 / 4;
    overflow: hidden;
    cursor: pointer;
    flex-shrink: 0;
}

.workspace-character-card .char-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.workspace-character-card .char-info {
    padding: 8px 8px 4px 8px;
    flex-shrink: 0;
}

.workspace-character-card .char-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--on-surface);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.workspace-character-card .char-persona {
    font-size: 10px;
    color: var(--on-surface-variant);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

.workspace-character-card .char-delete {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.workspace-character-card .char-delete .material-icons-outlined {
    font-size: 14px;
}

.workspace-character-card:hover .char-delete {
    opacity: 1;
}

/* Hover state - preview selection frame */
.workspace-character-card:hover {
    border-color: #9575cd;
    box-shadow: 0 0 0 2px rgba(149, 117, 205, 0.3);
    cursor: pointer;
}

/* Selected state - green frame */
.workspace-character-card.selected {
    border-color: #66bb6a;
    box-shadow: 0 0 0 2px rgba(102, 187, 106, 0.4);
}

.workspace-character-card.selected:hover {
    border-color: #66bb6a;
    box-shadow: 0 0 0 3px rgba(102, 187, 106, 0.5);
}

/* Selected checkmark badge */
.workspace-character-card .char-selected-badge {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #66bb6a 0%, #43a047 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.2s ease;
}

.workspace-character-card .char-selected-badge .material-icons-outlined {
    font-size: 16px;
    color: white;
}

.workspace-character-card.selected .char-selected-badge {
    opacity: 1;
    transform: scale(1);
}

/* Asset tabs (Characters / Videos) */
.asset-tabs {
    display: flex;
    gap: 4px;
    padding: 8px 12px;
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
}

.asset-tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    background: var(--surface-variant);
    color: var(--on-surface-variant);
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.asset-tab-btn:hover {
    background: var(--secondary-container);
}

.asset-tab-btn.active {
    background: var(--primary);
    color: var(--on-primary);
}

.asset-tab-btn .material-icons-outlined {
    font-size: 16px;
}

/* Video cards in workspace */
.workspace-video-card {
    background: var(--surface);
    border-radius: 10px;
    border: 1px solid var(--outline);
    overflow: hidden;
    animation: fadeSlideIn 0.3s ease;
    display: flex;
    flex-direction: column;
}

.video-card-preview {
    aspect-ratio: 9 / 16;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
}

.video-card-preview:hover {
    background: linear-gradient(135deg, #252547, #1e2f4d);
}

.video-play-icon {
    font-size: 40px;
    color: rgba(255, 255, 255, 0.9);
    transition: transform 0.15s ease;
}

.video-card-preview:hover .video-play-icon {
    transform: scale(1.1);
}

.video-duration-badge {
    position: absolute;
    bottom: 6px;
    right: 6px;
    background: rgba(0, 0, 0, 0.75);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
}

.video-card-info {
    padding: 8px;
    flex-shrink: 0;
}

.video-card-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--on-surface);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-card-meta {
    font-size: 10px;
    color: var(--on-surface-variant);
    margin-top: 2px;
}

.video-card-actions {
    display: flex;
    gap: 4px;
    padding: 0 8px 8px 8px;
}

.video-card-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border: 1px solid var(--outline);
    background: var(--surface);
    color: var(--on-surface-variant);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.video-card-btn:hover {
    background: var(--surface-variant);
    color: var(--on-surface);
}

.video-card-btn .material-icons-outlined {
    font-size: 16px;
}

/* Added feedback toast */
.char-added-toast {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(102, 187, 106, 0.95);
    color: white;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    animation: toastPop 0.3s ease;
    pointer-events: none;
    z-index: 10;
}

.char-added-toast .material-icons-outlined {
    font-size: 16px;
}

@keyframes toastPop {
    0% { opacity: 0; transform: translate(-50%, -50%) scale(0.8); }
    100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

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

/* Assets badge in nav */
.workspace-badge {
    position: absolute;
    top: 2px;
    right: 8px;
    background: var(--google-red);
    color: white;
    font-size: 9px;
    font-weight: 600;
    min-width: 14px;
    height: 14px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.workspace-badge.pulse {
    animation: badgePulse 0.6s ease-out;
}

@keyframes badgePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); }
    100% { transform: scale(1); }
}

/* Chat styles */
.chat-back-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--on-surface);
}

.chat-back-btn .material-icons-outlined {
    font-size: 20px;
}

.chat-back-btn:hover {
    background: var(--surface-variant);
}

.chat-title {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
}

.chat-messages {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chat-msg {
    max-width: 90%;
    animation: chatMsgIn 0.3s ease;
}

@keyframes chatMsgIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-msg.assistant {
    align-self: flex-start;
}

.chat-msg.user {
    align-self: flex-end;
}

.chat-msg-bubble {
    padding: 8px 12px;
    border-radius: 14px;
    font-size: 12px;
    line-height: 1.4;
}

.chat-msg.assistant .chat-msg-bubble {
    background: var(--surface-variant);
    color: var(--on-surface);
    border-bottom-left-radius: 4px;
}

.chat-msg.user .chat-msg-bubble {
    background: var(--primary);
    color: white;
    border-bottom-right-radius: 4px;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 3px;
    padding: 8px 12px;
    background: var(--surface-variant);
    border-radius: 14px;
    width: fit-content;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--on-surface-variant);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-3px); }
}

/* Chat input area */
.chat-input-area {
    padding: 8px 10px 12px;
    background: var(--surface);
    border-top: 1px solid var(--outline);
    flex-shrink: 0;
}

.chat-selected-chars {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.chat-selected-chars:empty {
    display: none;
}

.char-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px 4px 4px;
    background: var(--primary-container);
    color: var(--on-primary-container);
    border-radius: 16px;
    font-size: 11px;
    font-weight: 500;
    animation: fadeSlideIn 0.2s ease;
}

.char-pill img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
}

.char-pill .remove-pill {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(0,0,0,0.2);
    border: none;
    color: inherit;
    font-size: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 2px;
}

.char-pill .remove-pill:hover {
    background: rgba(0,0,0,0.3);
}

/* Pills inside story/synopsis card headers */
.story-card-header .char-pill,
.story-synopsis-header .char-pill {
    display: inline-flex;
    vertical-align: middle;
}

.chat-input-row {
    display: flex;
    gap: 6px;
    align-items: center;
}

.chat-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--outline);
    border-radius: 20px;
    font-family: inherit;
    font-size: 12px;
    outline: none;
}

.chat-input:focus {
    border-color: var(--primary);
}

.chat-send-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
}

.chat-send-btn .material-icons-outlined {
    font-size: 16px;
}

/* A2UI Cards */
.a2ui-card {
    background: var(--surface);
    border: 1px solid var(--outline);
    border-radius: 12px;
    overflow: hidden;
    max-width: 100%;
}

.a2ui-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    border-bottom: 1px solid var(--outline);
}

.a2ui-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-container);
    flex-shrink: 0;
}

.a2ui-card-icon .material-icons-outlined {
    font-size: 18px;
    color: var(--primary);
}

.a2ui-card-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--on-surface);
}

.a2ui-card-subtitle {
    font-size: 10px;
    color: var(--on-surface-variant);
}

.a2ui-card-body {
    padding: 10px;
}

.a2ui-card-body p {
    font-size: 11px !important;
}

.a2ui-card-actions {
    display: flex;
    gap: 6px;
    padding: 8px 10px;
    border-top: 1px solid var(--outline);
}

.a2ui-btn {
    flex: 1;
    padding: 8px 12px;
    border-radius: 100px;
    font-family: inherit;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.a2ui-btn.primary {
    background: var(--primary);
    color: white;
}

.a2ui-btn.primary:hover {
    background: #1557b0;
}

.a2ui-btn.secondary {
    background: var(--surface-variant);
    color: var(--on-surface);
}

/* Reaction bar */
.reaction-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 8px;
    border-top: 1px solid var(--outline);
}

.reaction-bar .reactions {
    display: flex;
    gap: 4px;
}

.reaction-btn {
    width: 20px;
    height: 20px;
    background-image: url('/assets/ui/fb-reactions.webp');
    background-size: 300% 100%;
    background-repeat: no-repeat;
    border: none;
    cursor: pointer;
    border-radius: 100px;
    transition: all 0.15s ease;
    opacity: 0.7;
}

.reaction-btn:hover {
    opacity: 1;
    transform: scale(1.3);
}

.reaction-btn.selected {
    opacity: 1;
    transform: scale(1.2);
    box-shadow: 0 1px 4px rgba(0,0,0,0.25);
}

.reaction-btn.love { background-position: 0% center; }
.reaction-btn.haha { background-position: 50% center; }
.reaction-btn.angry { background-position: 100% center; }

.next-btn {
    font-size: 11px;
    color: white;
    background: var(--primary);
    border: none;
    cursor: pointer;
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.15s ease;
}

.next-btn:hover {
    background: #1557b0;
    transform: scale(1.02);
}

/* A2UI Card Actions - embedded action buttons */
.card-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--outline);
}

.action-btn {
    flex: 1;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
}

.action-btn.primary {
    background: var(--primary);
    color: white;
}

.action-btn.primary:hover {
    background: #1557b0;
    transform: scale(1.02);
}

.action-btn.secondary {
    background: var(--surface-container);
    color: var(--on-surface);
    border: 1px solid var(--outline);
}

.action-btn.secondary:hover {
    background: var(--surface-container-high);
}

.card-thumb {
    width: 100%;
    max-height: 120px;
    border-radius: 8px;
    object-fit: cover;
    margin: 8px 0;
}

/* Story option buttons */
.story-option-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid var(--outline);
    border-radius: 8px;
    background: var(--surface);
    color: var(--on-surface);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: left;
}

.story-option-btn:hover {
    background: var(--primary-container);
    border-color: var(--primary);
}

.story-option-btn span:first-child {
    font-size: 14px;
}

/* Action buttons */
.action-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border: 1px solid var(--outline);
    border-radius: 12px;
    background: var(--surface);
    color: var(--on-surface);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-button:hover {
    background: var(--surface-variant);
    border-color: var(--primary);
}

.action-button.primary {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.action-button.primary:hover {
    background: #1a5fb4;
}

/* Tech Flow Items */
.tech-flow-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    background: var(--surface);
    border-radius: 12px;
    font-size: 13px;
    animation: fadeIn 0.3s ease;
    border: 1px solid var(--outline);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.tech-flow-item:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.1);
}

.tech-flow-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.tech-flow-icon.multimodal { background: linear-gradient(135deg, #e8f0fe 0%, #fce8e6 100%); }
.tech-flow-icon.context { background: linear-gradient(135deg, #e6f4ea 0%, #e8f0fe 100%); }
.tech-flow-icon.agentic { background: linear-gradient(135deg, #fef7e0 0%, #fce8e6 100%); }
.tech-flow-icon.output { background: linear-gradient(135deg, #f3e8fd 0%, #e8f0fe 100%); }
.tech-flow-icon.status { background: var(--surface-variant); }

.tech-flow-content {
    flex: 1;
    min-width: 0;
}

.tech-flow-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tech-flow-label .capability-tag {
    font-size: 10px;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.capability-tag.multimodal { background: #e8f0fe; color: #1a73e8; }
.capability-tag.context { background: #e6f4ea; color: #34a853; }
.capability-tag.agentic { background: #fef7e0; color: #f9ab00; }
.capability-tag.output { background: #f3e8fd; color: #9334e6; }

.tech-flow-text {
    color: var(--on-surface-variant);
    font-size: 12px;
    line-height: 1.5;
}

.tech-flow-text strong {
    color: var(--on-surface);
    font-weight: 500;
}

/* Bottom Sheet */
.bottom-sheet-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 50;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.bottom-sheet-backdrop.visible {
    opacity: 1;
    pointer-events: auto;
}

.bottom-sheet {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-radius: 16px 16px 0 0;
    z-index: 51;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    max-height: 70%;
    display: flex;
    flex-direction: column;
}

.bottom-sheet-backdrop.visible .bottom-sheet {
    transform: translateY(0);
}

.bottom-sheet-handle {
    width: 36px;
    height: 4px;
    background: var(--outline);
    border-radius: 2px;
    margin: 8px auto;
    flex-shrink: 0;
}

.bottom-sheet-header {
    padding: 4px 16px 12px;
    text-align: center;
    flex-shrink: 0;
}

.bottom-sheet-header h3 {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
    color: var(--on-surface);
}

.bottom-sheet-header p {
    font-size: 12px;
    color: var(--on-surface-variant);
    margin: 4px 0 0;
}

.ref-photos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 0 12px;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.ref-photo {
    position: relative;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.15s ease;
}

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

.ref-photo.selected {
    border-color: var(--primary);
}

.ref-photo.selected::after {
    content: '✓';
    position: absolute;
    top: 3px;
    right: 3px;
    width: 18px;
    height: 18px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
}

.bottom-sheet-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-top: 1px solid var(--outline);
    flex-shrink: 0;
}

.bottom-sheet-footer .count {
    font-size: 12px;
    color: var(--on-surface-variant);
}

.bottom-sheet-footer .generate-btn {
    padding: 8px 16px;
    background: linear-gradient(135deg, #9334e6, #ea4335);
    color: white;
    border: none;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.bottom-sheet-footer .generate-btn:disabled {
    background: var(--outline);
    color: var(--on-surface-variant);
    cursor: not-allowed;
}

.bottom-sheet-footer .generate-btn:not(:disabled):hover {
    transform: scale(1.02);
}

.bottom-sheet-footer .cancel-btn,
.bottom-sheet-footer .back-btn {
    padding: 8px 16px;
    background: transparent;
    color: var(--on-surface-variant);
    border: 1px solid var(--outline);
    border-radius: 16px;
    font-size: 13px;
    cursor: pointer;
}

/* Character input form */
.character-input-form {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.character-input-form .input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.character-input-form label {
    font-size: 12px;
    font-weight: 600;
    color: var(--on-surface);
}

.character-input-form label .optional {
    font-weight: 400;
    color: var(--on-surface-variant);
}

.character-input-form input {
    padding: 12px 14px;
    border: 1px solid var(--outline);
    border-radius: 12px;
    font-size: 14px;
    background: var(--surface);
    color: var(--on-surface);
    transition: border-color 0.15s ease;
}

.character-input-form input:focus {
    outline: none;
    border-color: var(--primary);
}

.character-input-form input::placeholder {
    color: var(--on-surface-variant);
    opacity: 0.6;
}

/* Pronoun selector */
.pronoun-selector {
    display: flex;
    gap: 8px;
}

.pronoun-btn {
    flex: 1;
    padding: 8px 12px;
    border: 1.5px solid var(--outline);
    border-radius: 20px;
    background: var(--surface);
    color: var(--on-surface-variant);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.pronoun-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.pronoun-btn.selected {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Generated character card */
.generated-char-card {
    background: linear-gradient(135deg, #f3e8fd 0%, #e8f0fe 100%);
    border-radius: 12px;
    padding: 12px;
}

.generated-images {
    display: flex;
    gap: 8px;
    margin: 10px 0;
}

.generated-images img {
    flex: 1;
    border-radius: 8px;
    max-height: 150px;
    object-fit: cover;
}

/* Skill suggestion card */
.skill-suggestion-card {
    background: linear-gradient(135deg, #f3e8fd 0%, #fef7e0 100%);
    border-radius: 12px;
    padding: 12px;
    border: 1px solid rgba(147, 52, 230, 0.2);
}

.skill-suggestion-card .skill-btn {
    width: 100%;
    padding: 10px 16px;
    background: linear-gradient(135deg, #9334e6, #ea4335);
    color: white;
    border: none;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    margin-top: 10px;
    transition: all 0.15s ease;
}

.skill-suggestion-card .skill-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(147, 52, 230, 0.3);
}

/* =============================================================
   STORY BUILDING CARDS — Creative Scratchpad Style
   ============================================================= */

/* Base story card container */
.story-card {
    background: linear-gradient(135deg, #fefefe 0%, #faf8ff 100%);
    border-radius: 14px;
    padding: 12px;
    border: 1px solid rgba(147, 112, 219, 0.15);
    box-shadow: 0 2px 8px rgba(147, 112, 219, 0.08);
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

/* Card header with character context */
.story-card-header {
    font-size: 11px;
    color: #7c6a9a;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.story-card-header .icon {
    font-size: 13px;
}

/* Question text */
.story-card-question {
    font-size: 13px;
    font-weight: 500;
    color: #2d2d2d;
    line-height: 1.4;
    margin-bottom: 10px;
}

/* Option buttons container */
.story-options {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 8px;
}

/* Individual option button */
.story-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    background: #ffffff;
    border: 1.5px solid #e8e4f0;
    border-radius: 10px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    color: #3d3d3d;
    transition: all 0.15s ease;
    min-width: 0;
}

.story-option:hover {
    border-color: #c9b8e8;
    background: #faf8ff;
    transform: translateX(2px);
}

.story-option:active {
    transform: scale(0.98);
}

.story-option.selected {
    border-color: #9575cd;
    background: linear-gradient(135deg, #f3e8ff 0%, #fff 100%);
}

.story-option .emoji {
    font-size: 14px;
    flex-shrink: 0;
}

/* Custom input row */
.story-custom-row {
    display: flex;
    gap: 6px;
    margin-top: 2px;
    min-width: 0;
}

.story-custom-input {
    flex: 1;
    min-width: 0;
    padding: 8px 10px;
    border: 1.5px solid #e8e4f0;
    border-radius: 10px;
    font-size: 12px;
    font-family: inherit;
    background: #fff;
    color: #3d3d3d;
    transition: border-color 0.15s ease;
}

.story-custom-input:focus {
    outline: none;
    border-color: #9575cd;
}

.story-custom-input::placeholder {
    color: #b0a8c0;
    font-size: 11px;
}

.story-custom-btn {
    padding: 8px 12px;
    background: linear-gradient(135deg, #9575cd 0%, #7e57c2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    flex-shrink: 0;
    white-space: nowrap;
}

.story-custom-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 3px 10px rgba(149, 117, 205, 0.3);
}

.story-custom-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Synopsis card (story confirmation) */
.story-synopsis-card {
    background: linear-gradient(135deg, #fff9f0 0%, #fff5fc 100%);
    border-radius: 14px;
    padding: 12px;
    border: 1px solid rgba(255, 167, 196, 0.25);
    box-shadow: 0 2px 8px rgba(255, 167, 196, 0.1);
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.story-synopsis-header {
    font-size: 11px;
    color: #c97b8f;
    margin-bottom: 6px;
    font-weight: 500;
}

.story-synopsis-text {
    font-size: 13px;
    line-height: 1.5;
    color: #3d3d3d;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
    border: 1px dashed rgba(199, 146, 165, 0.3);
    margin-bottom: 10px;
}

.story-refine-input {
    width: 100%;
    padding: 8px 10px;
    border: 1.5px solid #f0e4e8;
    border-radius: 10px;
    font-size: 12px;
    font-family: inherit;
    background: #fff;
    color: #3d3d3d;
    margin-bottom: 10px;
    transition: border-color 0.15s ease;
    box-sizing: border-box;
}

.story-refine-input:focus {
    outline: none;
    border-color: #e091a8;
}

.story-refine-input::placeholder {
    color: #cdb8c0;
    font-size: 11px;
}

/* Action buttons - stacked vertically */
.story-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.story-btn-primary {
    width: 100%;
    padding: 10px 12px;
    background: linear-gradient(135deg, #ff8fab 0%, #fb6f92 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.story-btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(251, 111, 146, 0.35);
}

.story-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.story-btn-secondary {
    width: 100%;
    padding: 10px 12px;
    background: #fff;
    color: #9d7a8a;
    border: 1.5px solid #f0e4e8;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.story-btn-secondary:hover {
    background: #fef8fa;
    border-color: #e8d4dc;
}

.story-btn-secondary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}


/* Spinner animation for loading states */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spinner {
    display: inline-block;
}