/* 
   Tmunot Photo Gallery - Material 3 Expressive Design System 
   Unified CSS File
*/

:root {
    /* Material 3 Expressive Tokens - Israel Flag Theme */
    --m3-primary: #0038b8;
    --m3-on-primary: #FFFFFF;
    --m3-primary-container: #DBE1FF;
    --m3-on-primary-container: #00174A;

    --m3-secondary: #585E71;
    --m3-on-secondary: #FFFFFF;
    --m3-secondary-container: #DDE2F9;
    --m3-on-secondary-container: #151B2C;

    --m3-tertiary: #735572;

    --m3-error: #BA1A1A;
    --m3-on-error: #FFFFFF;
    --m3-error-container: #FFDAD6;
    --m3-on-error-container: #410002;

    --m3-surface: #FDFBFF;
    --m3-surface-variant: #E1E2EC;
    --m3-on-surface: #1A1B1F;
    --m3-on-surface-variant: #44474F;

    --m3-outline: #757780;

    --m3-radius-medium: 12px;
    --m3-radius-large: 28px;
    --m3-radius-extra-large: 32px;

    --m3-elevation-1: 0 1px 3px 1px rgba(0, 0, 0, 0.15),
        0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --m3-elevation-2: 0 2px 6px 2px rgba(0, 0, 0, 0.15),
        0 1px 2px 0 rgba(0, 0, 0, 0.3);
}

.material-symbols-outlined {
    font-family: 'Material Symbols Outlined';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
}

/* --- Global Reset & Body --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: #FFFFFF;
    min-height: 100vh;
    color: var(--m3-on-surface);
}

/* Special Body Override for Index (Pure White) - explicit override no longer strictly needed but kept for safety */
body.page-index {
    background: #FFFFFF;
    background-image: none;
}

/* Centered Layouts (Login, Setup) */
body.layout-centered {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

/* --- Components --- */

/* Navbar (Old styles, kept for reference or if still used elsewhere) */
.navbar {
    /* These styles are largely superseded by .m3-top-app-bar for main navigation */
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 16px;
    border-radius: var(--m3-radius-extra-large);
    box-shadow: var(--m3-elevation-2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: sticky;
    top: 16px;
    z-index: 1000;
}

.navbar h1 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--m3-on-surface);
    letter-spacing: -0.02em;
}

.nav-controls {
    display: flex;
    gap: 12px;
    align-items: center;
}

.user-info {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--m3-on-surface-variant);
    margin-right: 8px;
}

/* Buttons */
.btn,
.btn-nav,
.btn-upload,
.login-btn {
    border: none;
    border-radius: var(--m3-radius-large);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    /* Standardized size */
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    padding: 10px 20px;
}

.btn:hover,
.btn-nav:hover,
.btn-upload:hover:not(:disabled),
.login-btn:hover:not(:disabled) {
    box-shadow: var(--m3-elevation-1);
    filter: brightness(0.95);
    transform: translateY(-1px);
}

.btn:active,
.btn-nav:active,
.btn-upload:active,
.login-btn:active {
    transform: scale(0.98);
}

.btn:disabled,
.btn-upload:disabled,
.login-btn:disabled {
    background: var(--m3-surface-variant);
    color: var(--m3-on-surface-variant);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Button Variants */
.btn-primary,
.login-btn,
.btn-upload {
    background: var(--m3-primary);
    color: var(--m3-on-primary);
    box-shadow: var(--m3-elevation-1);
}

.btn-secondary,
.btn-nav {
    background: var(--m3-secondary-container);
    color: var(--m3-on-secondary-container);
}

.btn-danger,
.btn-logout {
    background: var(--m3-error-container);
    color: var(--m3-on-error-container);
}

.btn-warning {
    background: var(--m3-secondary-container);
    /* Fallback/Choice */
    color: var(--m3-on-secondary-container);
}

.btn-admin {
    background: var(--m3-primary);
    color: var(--m3-on-primary);
}

/* Forms */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--m3-on-surface);
    font-weight: 600;
    font-size: 0.9rem;
    margin-left: 4px;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 14px 20px;
    background: var(--m3-surface-variant);
    border: 1px solid var(--m3-outline);
    border-radius: var(--m3-radius-medium);
    font-size: 1rem;
    color: var(--m3-on-surface);
    transition: all 0.2s ease;
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--m3-primary);
    background: #fff;
    box-shadow: 0 0 0 4px var(--m3-primary-container);
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

/* Containers (Glassmorphism) */
.glass-panel {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    border-radius: var(--m3-radius-extra-large);
    box-shadow: var(--m3-elevation-2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 48px;
    width: 100%;
}

/* Page Specific: Login */
.login-container {
    max-width: 440px;
}

.login-container h1 {
    font-family: 'Outfit', sans-serif;
    text-align: center;
    color: var(--m3-on-surface);
    margin-bottom: 8px;
    font-size: 2rem;
    font-weight: 700;
}

.login-container p {
    text-align: center;
    color: var(--m3-on-surface-variant);
    margin-bottom: 32px;
    font-size: 1rem;
    font-weight: 500;
}

.default-creds {
    background: var(--m3-secondary-container);
    padding: 20px;
    border-radius: 16px;
    margin-top: 32px;
    font-size: 0.85rem;
    color: var(--m3-on-secondary-container);
    border-left: 4px solid var(--m3-primary);
}

/* Page Specific: Setup */
.setup-container {
    max-width: 500px;
}

.setup-container h1 {
    font-family: 'Outfit', sans-serif;
    text-align: center;
    color: var(--m3-on-surface);
    margin-bottom: 12px;
    font-size: 2rem;
    font-weight: 700;
}

.setup-container p {
    color: var(--m3-on-surface-variant);
    margin-bottom: 32px;
    text-align: center;
    font-weight: 500;
}

/* Page Specific: Admin */
.admin-container {
    max-width: 1100px;
    margin: 32px auto;
    padding: 0 16px;
}

.panel {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    box-shadow: var(--m3-elevation-2);
    padding: 32px;
    margin-bottom: 32px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.panel h2 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--m3-on-surface);
    font-size: 1.5rem;
}

.user-list {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 8px;
}

.user-list th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--m3-on-surface-variant);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.user-list td {
    padding: 16px;
    background: var(--m3-surface);
    transition: all 0.2s ease;
}

.user-list tr td:first-child {
    border-radius: 12px 0 0 12px;
}

.user-list tr td:last-child {
    border-radius: 0 12px 12px 0;
}

.user-list tr:hover td {
    background: var(--m3-surface-variant);
}

.badge {
    padding: 6px 12px;
    border-radius: var(--m3-radius-large);
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-admin {
    background-color: var(--m3-primary-container);
    color: var(--m3-on-primary-container);
}

/* Page Specific: Upload */
.upload-container {
    max-width: 500px;
    margin: 40px auto;
}

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.file-select-btn {
    display: block;
    width: 100%;
    padding: 32px;
    background: var(--m3-surface-variant);
    border: 2px dashed var(--m3-primary);
    border-radius: 16px;
    text-align: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--m3-primary);
    transition: all 0.2s ease;
}

.file-select-btn:hover {
    background: var(--m3-primary-container);
    transform: scale(1.02);
}

#fileInput {
    display: none;
}

/* Progress & Status */
.progress-container {
    margin-top: 32px;
    display: none;
}

.progress-text {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--m3-on-surface-variant);
    font-size: 0.85rem;
}

.progress-bar-bg {
    height: 8px;
    background: var(--m3-surface-variant);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--m3-primary);
    width: 0%;
    transition: width 0.3s ease;
}

.status-list {
    margin-top: 24px;
    max-height: 250px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.85rem;
    padding-top: 16px;
    border-top: 1px solid var(--m3-surface-variant);
}

.status-item {
    padding: 10px 16px;
    background: var(--m3-surface);
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--m3-outline);
}

.status-item.success {
    color: #146B3A;
    background: #E8F5E9;
    border-color: #A5D6A7;
}

.status-item.error {
    color: #B3261E;
    background: #F9DEDC;
    border-color: #F2B8B5;
}

.status-item.active {
    border: 2px solid var(--m3-primary);
    background: var(--m3-primary-container);
    font-weight: 600;
}

.filename {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 70%;
}

/* Page Specific: Gallery (Index) */
.content {
    padding: 0 16px 120px 16px;
    margin-top: 10px;
}

.photo-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    /* Ultra-tight gap */
    justify-content: flex-start;
}

.photo-grid::after {
    content: "";
    flex-grow: 1e9;
}

.year-section {
    margin-bottom: 40px;
    width: 100%;
}

.date-card {
    height: 188px;
    width: 188px;
    flex-grow: 0;
    flex-shrink: 0;
    aspect-ratio: 1;
    flex-basis: auto;
    /* Target square */
    background: var(--m3-primary-container);
    color: var(--m3-on-primary-container);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 16px;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    border-radius: 4px;
    /* Slight rounding if desired, or 0 for strict grid */
    position: relative;
    user-select: none;
}

.date-card .select-indicator {
    opacity: 1;
    transform: scale(1);
    z-index: 5;
}

.date-card.selected .select-indicator::after {
    content: "✓";
    color: var(--m3-on-primary);
    font-size: 16px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.date-card.selected .select-indicator {
    background: var(--m3-primary);
    border-color: var(--m3-primary);
    box-shadow: 0 0 0 2px white inset;
}

.date-card .day {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.date-card .month {
    font-size: 1.2rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.date-card .year {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 4px;
}

.grid-year-header {
    width: 100%;
    flex-basis: 100%;
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--m3-primary);
    padding: 40px 0 16px 8px;
    margin-top: 16px;
    border-bottom: 2px solid var(--m3-surface-variant);
    margin-bottom: 16px;
}

.photo-item {
    height: 188px;
    flex-grow: 1;
    border-radius: 0;
    /* Square corners */
    overflow: hidden;
    position: relative;
    background: var(--m3-surface-variant);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.photo-item:hover {
    transform: scale(1.05);
    box-shadow: var(--m3-elevation-2);
    z-index: 10;
}

.photo-item:has(.context-menu.show) {
    overflow: visible;
    z-index: 20;
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.3s;
}

.photo-item.processing {
    background: linear-gradient(110deg, #ececec 8%, #f5f5f5 18%, #ececec 33%);
    background-size: 200% 100%;
    animation: shine 1.5s linear infinite;
}

.photo-item.processing img {
    opacity: 0;
}

@keyframes shine {
    to {
        background-position-x: -200%;
    }
}

/* Context Menu & Selection */
.menu-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(4px);
    color: var(--m3-on-surface);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
    z-index: 20;
    font-size: 20px;
    box-shadow: var(--m3-elevation-1);
}

.photo-item:hover .menu-btn {
    opacity: 1;
}

.menu-btn:hover {
    background: #fff;
    transform: scale(1.1);
}

.context-menu {
    position: absolute;
    top: 54px;
    right: 12px;
    background: var(--m3-surface);
    border-radius: 12px;
    box-shadow: var(--m3-elevation-2);
    padding: 8px 0;
    display: none;
    z-index: 30;
    min-width: 160px;
    border: 1px solid var(--m3-surface-variant);
}

.context-menu.show {
    display: block;
    animation: m3-fade-in 0.2s ease-out;
}

.context-menu-item {
    display: block;
    padding: 12px 16px;
    color: var(--m3-on-surface);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.context-menu-item:hover {
    background: #f5f5f5;
}

.context-menu-item.delete {
    color: #e74c3c;
}

.context-menu-item.delete:hover {
    background: #fff0f0;
}

.select-indicator {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(4px);
    border: 2px solid white;
    cursor: pointer;
    z-index: 20;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
}

.photo-item:hover .select-indicator,
.photo-item.selected .select-indicator {
    opacity: 1;
    transform: scale(1);
}

.photo-item.selected .select-indicator {
    background: var(--m3-primary);
    border-color: var(--m3-primary);
    box-shadow: var(--m3-elevation-1);
}

.photo-item.selected .select-indicator::after {
    content: "✓";
    color: var(--m3-on-primary);
    font-size: 16px;
    font-weight: bold;
}

.photo-item.selected {
    box-shadow: inset 0 0 0 4px var(--m3-primary), var(--m3-elevation-2);
}

/* Batch Bar */
.batch-bar {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: #1C1B1F;
    color: #FEF7FF;
    padding: 12px 12px 12px 24px;
    border-radius: var(--m3-radius-extra-large);
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    transition: bottom 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.batch-bar.show {
    bottom: 32px;
}

.batch-count {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    padding-right: 16px;
}

.btn-batch {
    background: transparent;
    color: #FEF7FF;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 10px 24px;
    border-radius: var(--m3-radius-large);
    cursor: pointer;
    font-weight: 600;
}

.btn-batch.delete {
    background: #FFB4AB;
    color: #690005;
    border: none;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--m3-surface);
    padding: 40px;
    border-radius: var(--m3-radius-extra-large);
    width: 100%;
    max-width: 440px;
    box-shadow: var(--m3-elevation-2);
    border: 1px solid var(--m3-surface-variant);
    animation: m3-fade-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 20px;
    gap: 8px;
}

/* Animations */
@keyframes m3-fade-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Alerts */
.error,
.error-message {
    color: #B3261E;
    background: #F9DEDC;
    border: 1px solid #F2B8B5;
    padding: 12px;
    border-radius: 12px;
    margin-top: 24px;
    text-align: center;
    display: none;
    font-weight: 500;
}

.success-message {
    color: #146B3A;
    background: #E8F5E9;
    border: 1px solid #A5D6A7;
    padding: 12px;
    border-radius: 12px;
    margin-top: 24px;
    text-align: center;
    display: none;
    font-weight: 500;
}

footer {
    text-align: center;
    color: var(--m3-on-surface-variant);
    padding: 40px 20px;
    margin-top: 40px;
    font-size: 0.85rem;
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(10px);
}

.lightbox.active {
    display: flex;
    /* Need flex for centering */
    opacity: 1;
}

.lightbox-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lightbox.active .lightbox-img {
    transform: scale(1);
}


.lightbox-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 16px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 2002;
    transition: opacity 0.3s, transform 0.3s;
}

.lightbox-btn {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.2s;
}

.lightbox-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.lightbox-btn:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.3);
}

/* Floating Action Button (Large) */
.fab-large {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 96px;
    height: 96px;
    border-radius: var(--m3-radius-large);
    background: var(--m3-primary-container);
    color: var(--m3-on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    text-decoration: none;
    z-index: 900;
    transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.2s linear, filter 0.2s linear;
    box-shadow: 0 4px 8px 3px rgba(0, 0, 0, 0.15), 0 1px 3px rgba(0, 0, 0, 0.3);
    /* Elevation 3 approx */
}

.fab-large:hover {
    background: var(--m3-primary-container);
    /* Ensure color stays */
    filter: brightness(0.92);
    /* State layer */
    box-shadow: 0 6px 10px 4px rgba(0, 0, 0, 0.15), 0 2px 3px rgba(0, 0, 0, 0.3);
    /* Elevation 4 approx */
    transform: scale(1.02);
}

.fab-large:active {
    transform: scale(0.96);
    box-shadow: 0 2px 6px 2px rgba(0, 0, 0, 0.15), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    /* Elevation 2 */
}

.fab-large .material-symbols-outlined {
    font-size: 36px !important;
    width: 36px;
    height: 36px;
    line-height: 36px !important;
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 40;
}