/* Dark mode theme for iPhone 16 (2556 x 1179 px) */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: #1f1f1f;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #4a9eff;
    --success: #4caf50;
    --danger: #f44336;
    --warning: #ff9800;
    --border: #333333;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden;
}

.container {
    width: 100%;
    min-height: 100vh;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

/* Header */
header {
    background-color: var(--bg-secondary);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.timestamp {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: 'SF Mono', Monaco, monospace;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--text-secondary);
    transition: background-color 0.3s;
}

.status-indicator.online .status-dot {
    background-color: var(--success);
    animation: pulse 2s infinite;
}

.status-indicator.offline .status-dot {
    background-color: var(--danger);
}

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

.status-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Tabs */
.tabs {
    display: flex;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 0.5rem;
    border: none;
    background: transparent;
    color: #ccc;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-btn:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.tab-btn.active {
    color: var(--accent);
    background: rgba(76, 175, 80, 0.1);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--accent);
}

.tab-btn:active {
    background-color: var(--bg-card);
}

/* Tab Content */
.tab-content {
    display: none;
}

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

/* Actions Section */
.actions {
    padding: 1rem;
}

.action-btn {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.3s;
    -webkit-touch-callout: none;
}

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

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

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

.action-btn:active {
    transform: scale(0.98);
}

.action-btn svg {
    width: 20px;
    height: 20px;
}

/* Stats Cards */
.stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 0 1rem 1rem;
}

.stat-card {
    background-color: var(--bg-card);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid var(--border);
}

.stat-card h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.stat-row span:first-child {
    color: var(--text-secondary);
}

.stat-row span:last-child {
    font-weight: 600;
}

/* Images Section */
.images-section {
    padding: 1rem;
}

.images-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.image-item {
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    position: relative;
    background-color: var(--bg-card);
}

.image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.image-item:active img {
    transform: scale(0.95);
}

.image-timestamp {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    font-size: 0.625rem;
    padding: 0.5rem 0.25rem 0.25rem;
    text-align: center;
}

.gallery-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.gallery-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.gallery-tip {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: -0.5rem 0 1rem;
}

.empty-state {
    display: none;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 2rem 1rem;
}

.gallery-collection {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gallery-day {
    margin-bottom: 1.5rem;
}

.gallery-day h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.gallery-day-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

/* Logs Section */
.logs-section {
    padding: 1rem;
}

.logs-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.logs-header h2 {
    font-size: 1.25rem;
    margin: 0;
}

/* Toggle Switch */
.toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.toggle input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    width: 34px;
    height: 20px;
    background-color: var(--border);
    border-radius: 10px;
    position: relative;
    transition: background-color 0.3s;
    cursor: pointer;
}

.toggle-slider:before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.3s;
}

.toggle input:checked + .toggle-slider {
    background-color: var(--accent);
}

.toggle input:checked + .toggle-slider:before {
    transform: translateX(14px);
}

.logs-container {
    background-color: var(--bg-card);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid var(--border);
    max-height: 300px;
    overflow-y: auto;
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 0.75rem;
    line-height: 1.4;
}

.log-entry {
    margin-bottom: 0.25rem;
    word-break: break-word;
}

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

.log-entry.warning {
    color: var(--warning);
}

.log-entry.info {
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 1rem;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.modal-content img {
    width: 100%;
    height: 80vh;
    object-fit: contain;
}

.close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

#modal-caption {
    text-align: center;
    color: white;
    padding: 1rem;
    font-size: 0.875rem;
}

/* Modal navigation and email */
.modal-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 0.5rem;
    pointer-events: none;
}

.nav-btn {
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 2rem;
    border-radius: 50%;
    cursor: pointer;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.nav-btn:active:not(:disabled) {
    background: rgba(74, 158, 255, 0.6);
}

.modal-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}




/* Modal Action Buttons - Minimalist Game UI Style */
.modal-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 12px;
}

.modal-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    box-shadow: 0 4px 0 rgba(0,0,0,0.2);
    position: relative;
    top: 0;
}

.modal-btn:active {
    top: 4px;
    box-shadow: 0 0 0 rgba(0,0,0,0.2);
}

.modal-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Share Button - Blue */
.modal-btn-share {
    background: linear-gradient(180deg, #4DA6FF 0%, #2E8BC0 100%);
    color: white;
}

.modal-btn-share:hover:not(:disabled) {
    background: linear-gradient(180deg, #5DB8FF 0%, #3E9BD0 100%);
}

/* Favorite Button - Pink/Red */
.modal-btn-fav {
    background: linear-gradient(180deg, #888 0%, #666 100%);
    color: white;
}

.modal-btn-fav:hover:not(:disabled) {
    background: linear-gradient(180deg, #999 0%, #777 100%);
}

.modal-btn-fav.favorited {
    background: linear-gradient(180deg, #FF6B8A 0%, #E84667 100%);
}

.modal-btn-fav.favorited:hover {
    background: linear-gradient(180deg, #FF7B9A 0%, #F85677 100%);
}

/* Button Icons */
.modal-btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* Loading States */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    border-top-color: var(--accent);
    animation: spin 1s linear infinite;
}

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

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

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

/* Camera Preview */
.preview-section {
    padding: 1rem;
}

.preview-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.preview-container {
    position: relative;
    width: 100%;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
}

#camera-preview {
    width: 100%;
    height: auto;
    max-height: 50vh;
    object-fit: contain;
    display: block;
}

.preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.7) 0%,
        transparent 30%,
        transparent 70%,
        rgba(0, 0, 0, 0.7) 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.preview-container:hover .preview-overlay,
.preview-container:active .preview-overlay {
    opacity: 1;
}

.preview-info {
    align-self: flex-start;
}

#preview-timestamp {
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: 'SF Mono', Monaco, monospace;
}

.preview-controls {
    align-self: flex-end;
    display: flex;
    gap: 0.5rem;
}

.preview-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.preview-btn:active {
    transform: scale(0.95);
}

.preview-btn.active {
    background-color: var(--accent);
}

.preview-btn svg {
    width: 16px;
    height: 16px;
}

/* Camera Settings */
.camera-section {
    padding: 1rem;
}

.camera-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.settings-group {
    background-color: var(--bg-card);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
}

.settings-group h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.setting-item {
    display: grid;
    grid-template-columns: 1fr 2fr auto;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.setting-item:last-child {
    margin-bottom: 0;
}

.setting-item label {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.setting-item input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: var(--border);
    border-radius: 3px;
    outline: none;
}

.setting-item input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
}

.setting-item input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.setting-item select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem;
    font-size: 0.875rem;
}

.setting-value {
    font-size: 0.875rem;
    color: var(--accent);
    font-weight: 600;
    min-width: 3rem;
    text-align: center;
}

.camera-actions {
    display: flex;
    gap: 0.75rem;
    padding: 1rem;
}

.camera-actions .action-btn {
    flex: 1;
    padding: 0.875rem;
    font-size: 0.875rem;
}

/* Section headers with refresh buttons */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.refresh-btn {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.refresh-btn:active {
    transform: scale(0.95);
}

.refresh-btn.loading {
    color: var(--accent);
    animation: spin 1s linear infinite;
}

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

/* Responsive adjustments for landscape */
@media (orientation: landscape) {
    .stats {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .images-grid,
    .gallery-day-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .camera-actions {
        flex-direction: row;
    }
}



/* Favorites tab */
.favorites-header {
    text-align: center;
    padding: 1rem;
}

.favorites-header h2 {
    color: #e91e63;
    margin: 0 0 0.5rem 0;
}

#favorites-count {
    color: var(--text-secondary);
}

#favorites-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

/* Favorites grid - same as gallery day grid */
#favorites-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding: 1rem;
}

@media (min-width: 768px) {
    #favorites-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* Quality Meter - Progressive Loading Indicator */
.quality-meter {
    display: inline-flex;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    vertical-align: middle;
    margin-left: 8px;
}

.quality-bar {
    width: 6px;
    background: #333;
    border-radius: 2px;
    transition: background 0.3s ease, height 0.3s ease;
}

.quality-bar:nth-child(1) { height: 6px; }
.quality-bar:nth-child(2) { height: 9px; }
.quality-bar:nth-child(3) { height: 12px; }
.quality-bar:nth-child(4) { height: 16px; }

.quality-bar.filled {
    background: linear-gradient(180deg, #4DA6FF 0%, #2E8BC0 100%);
}

.quality-bar.full {
    background: linear-gradient(180deg, #4ADE80 0%, #22C55E 100%);
}

.quality-label {
    font-size: 0.7rem;
    color: #888;
    margin-left: 6px;
}