/* ==========================================================================
   Memento Watch — Admin Dashboard
   Aesthetic: Dark Observatory / Mission Control

   Deep charcoal canvas with warm amber accents. The feeling of watching
   something precious and ephemeral from a quiet control room.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

/* --- Design Tokens --- */
:root {
    --color-void: #0a0a0b;
    --color-surface: #111113;
    --color-surface-raised: #18181b;
    --color-surface-hover: #1f1f23;
    --color-border: #27272a;
    --color-border-subtle: #1c1c1f;

    --color-text-primary: #e4e4e7;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #63636b;

    --color-amber: #d4a04a;
    --color-amber-dim: #b8882e;
    --color-amber-glow: rgba(212, 160, 74, 0.15);
    --color-amber-subtle: rgba(212, 160, 74, 0.08);

    --color-good: #4ade80;
    --color-good-dim: rgba(74, 222, 128, 0.15);
    --color-ok: #facc15;
    --color-ok-dim: rgba(250, 204, 21, 0.15);
    --color-bad: #f87171;
    --color-bad-dim: rgba(248, 113, 113, 0.15);
    --color-dont-use: #6b7280;
    --color-dont-use-dim: rgba(107, 114, 128, 0.15);
    --color-unrated: #52525b;
    --color-unrated-dim: rgba(82, 82, 91, 0.15);

    --font-display: 'Cormorant Garamond', 'Georgia', serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --shadow-soft: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-lifted: 0 4px 20px rgba(0, 0, 0, 0.5);

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--color-void);
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-weight: 400;
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

/* Subtle grain texture overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
    background-repeat: repeat;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.5;
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

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

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

/* --- Layout --- */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px 64px;
}

/* --- Header --- */
.app-header {
    padding: 48px 0 40px;
    border-bottom: 1px solid var(--color-border-subtle);
    margin-bottom: 40px;
    position: relative;
}

.app-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 120px;
    height: 1px;
    background: linear-gradient(90deg, var(--color-amber), transparent);
}

.header-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.app-title {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    line-height: 1.1;
}

.app-title span {
    color: var(--color-amber);
}

.app-subtitle {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-style: italic;
    color: var(--color-text-muted);
    margin-top: 8px;
    letter-spacing: 0.01em;
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    white-space: nowrap;
}

.btn:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-text-muted);
    color: var(--color-text-primary);
}

.btn:active {
    transform: scale(0.97);
}

.btn--amber {
    border-color: var(--color-amber-dim);
    color: var(--color-amber);
    background: var(--color-amber-subtle);
}

.btn--amber:hover {
    background: var(--color-amber-glow);
    border-color: var(--color-amber);
}

.btn--danger {
    border-color: rgba(248, 113, 113, 0.3);
    color: var(--color-bad);
    background: var(--color-bad-dim);
}

.btn--danger:hover {
    background: rgba(248, 113, 113, 0.2);
    border-color: var(--color-bad);
}

.btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.btn .spinner {
    width: 12px;
    height: 12px;
    border: 1.5px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    display: none;
}

.btn.loading .spinner {
    display: block;
}

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

/* --- Tab Navigation --- */
.tab-nav {
    display: flex;
    gap: 2px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: 0;
}

.tab-btn {
    padding: 12px 24px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    top: 1px;
}

.tab-btn:hover {
    color: var(--color-text-secondary);
}

.tab-btn.active {
    color: var(--color-amber);
    border-bottom-color: var(--color-amber);
}

/* --- Summary Bar --- */
.summary-bar {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.summary-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    flex: 1;
    min-width: 160px;
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-border);
    transition: background var(--transition-normal);
}

.summary-card:first-child::before {
    background: var(--color-amber);
}

.summary-card--cost::before {
    background: var(--color-good);
}

.summary-card--cost .summary-card__value {
    color: var(--color-good);
    font-weight: 400;
}

.summary-card__label {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.summary-card__value {
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--color-text-primary);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

/* --- Table --- */
.table-wrapper {
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-surface);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-variant-numeric: tabular-nums;
}

thead {
    background: var(--color-surface-raised);
}

th {
    padding: 14px 16px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    transition: color var(--transition-fast);
    position: relative;
}

th:hover {
    color: var(--color-text-secondary);
}

th.sorted {
    color: var(--color-amber);
}

th .sort-arrow {
    display: inline-block;
    margin-left: 4px;
    font-size: 0.6rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

th.sorted .sort-arrow {
    opacity: 1;
}

th.sorted.desc .sort-arrow {
    transform: rotate(180deg);
}

td {
    padding: 12px 16px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border-subtle);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background var(--transition-fast);
}

tbody tr:hover {
    background: var(--color-surface-hover);
}

tbody tr.clickable {
    cursor: pointer;
}

tbody tr.clickable:hover {
    background: var(--color-amber-subtle);
}

/* Time cell */
.time-cell {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text-primary);
    letter-spacing: 0.05em;
}

/* Rating mini-badges in table */
.rating-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 500;
}

.rating-count--good {
    color: var(--color-good);
    background: var(--color-good-dim);
}

.rating-count--ok {
    color: var(--color-ok);
    background: var(--color-ok-dim);
}

.rating-count--bad {
    color: var(--color-bad);
    background: var(--color-bad-dim);
}

.rating-count--dont_use {
    color: var(--color-dont-use);
    background: var(--color-dont-use-dim);
}

.rating-count--unrated {
    color: var(--color-unrated);
    background: var(--color-unrated-dim);
}

.rating-count.zero {
    opacity: 0.3;
}

/* --- Image Detail Panel --- */
.detail-panel {
    margin-top: 32px;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.detail-header__title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.detail-header__title span {
    color: var(--color-amber);
}

.detail-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Image grid */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.image-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.image-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lifted);
    transform: translateY(-2px);
}

.image-card.selected {
    border-color: var(--color-amber);
    box-shadow: 0 0 0 1px var(--color-amber), var(--shadow-lifted);
}

.image-card__checkbox {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    width: 20px;
    height: 20px;
    appearance: none;
    -webkit-appearance: none;
    background: rgba(0, 0, 0, 0.6);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    cursor: pointer;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
}

.image-card__checkbox:hover {
    border-color: var(--color-amber);
}

.image-card__checkbox:checked {
    background: var(--color-amber);
    border-color: var(--color-amber);
}

.image-card__checkbox:checked::after {
    content: '';
    display: block;
    width: 5px;
    height: 9px;
    border: solid var(--color-void);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) translate(1px, -1px);
    margin: 2px auto;
}

.image-card__thumb {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
    background: var(--color-surface-raised);
    transition: opacity var(--transition-normal);
}

.image-card__thumb.loading-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.image-card__meta {
    padding: 14px 16px;
}

.image-card__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.image-card__row:last-child {
    margin-bottom: 0;
}

.image-card__label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.image-card__value {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}

/* Rating badge */
.rating-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.rating-badge--good {
    color: var(--color-good);
    background: var(--color-good-dim);
}

.rating-badge--ok {
    color: var(--color-ok);
    background: var(--color-ok-dim);
}

.rating-badge--bad {
    color: var(--color-bad);
    background: var(--color-bad-dim);
}

.rating-badge--dont_use {
    color: var(--color-dont-use);
    background: var(--color-dont-use-dim);
}

.rating-badge--unrated {
    color: var(--color-unrated);
    background: var(--color-unrated-dim);
}

/* --- Rating Buttons --- */
.rating-buttons {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.rating-btn {
    flex: 1;
    min-width: 0;
    padding: 6px 8px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface-raised);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.rating-btn:hover {
    border-color: var(--color-text-muted);
    color: var(--color-text-secondary);
}

.rating-btn.active {
    border-width: 2px;
    padding: 5px 7px;
}

.rating-btn--good:hover,
.rating-btn--good.active {
    color: var(--color-good);
    border-color: var(--color-good);
    background: var(--color-good-dim);
}

.rating-btn--ok:hover,
.rating-btn--ok.active {
    color: var(--color-ok);
    border-color: var(--color-ok);
    background: var(--color-ok-dim);
}

.rating-btn--bad:hover,
.rating-btn--bad.active {
    color: var(--color-bad);
    border-color: var(--color-bad);
    background: var(--color-bad-dim);
}

.rating-btn--dont_use:hover,
.rating-btn--dont_use.active {
    color: var(--color-dont-use);
    border-color: var(--color-dont-use);
    background: var(--color-dont-use-dim);
}

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

.rating-btn.loading {
    position: relative;
    color: transparent;
}

.rating-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    margin: -5px 0 0 -5px;
    border: 1.5px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* --- Prompt Stats --- */
.success-bar-cell {
    display: flex;
    align-items: center;
    gap: 10px;
}

.success-bar {
    flex: 1;
    height: 6px;
    background: var(--color-surface-raised);
    border-radius: 3px;
    overflow: hidden;
    min-width: 60px;
}

.success-bar__fill {
    height: 100%;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--color-amber-dim), var(--color-amber));
    transition: width 0.5s ease;
}

.success-bar__label {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    min-width: 42px;
    text-align: right;
    font-weight: 500;
}

/* --- Template name styling --- */
.template-name {
    font-size: 0.85rem;
    color: var(--color-text-primary);
}

/* --- Empty State --- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    text-align: center;
}

.empty-state__icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.2;
    font-family: var(--font-display);
}

.empty-state__title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.empty-state__desc {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    max-width: 360px;
    line-height: 1.6;
}

/* --- Loading Overlay --- */
.loading-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    gap: 10px;
}

.loading-overlay .spinner-large {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-amber);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* --- Refresh indicator --- */
.refresh-indicator {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    letter-spacing: 0.04em;
}

.refresh-indicator.active {
    color: var(--color-amber-dim);
}

/* --- Toast Notification --- */
.toast {
    position: fixed;
    bottom: 28px;
    right: 28px;
    padding: 14px 22px;
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    box-shadow: var(--shadow-lifted);
    z-index: 1000;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    max-width: 380px;
}

.toast--success {
    border-color: rgba(74, 222, 128, 0.3);
    color: var(--color-good);
}

.toast--error {
    border-color: rgba(248, 113, 113, 0.3);
    color: var(--color-bad);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* --- Auto-refresh toggle --- */
.auto-refresh-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.03em;
}

.auto-refresh-toggle input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 34px;
    height: 18px;
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border);
    border-radius: 9px;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
}

.auto-refresh-toggle input[type="checkbox"]::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 12px;
    height: 12px;
    background: var(--color-text-muted);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.auto-refresh-toggle input[type="checkbox"]:checked {
    background: var(--color-amber-glow);
    border-color: var(--color-amber-dim);
}

.auto-refresh-toggle input[type="checkbox"]:checked::after {
    left: 18px;
    background: var(--color-amber);
}

/* --- Login Screen --- */
.login-screen {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-void);
    z-index: 100;
}

.login-card {
    text-align: center;
    padding: 48px 56px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lifted);
    max-width: 400px;
}

.login-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.login-title span {
    color: var(--color-amber);
}

.login-subtitle {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-style: italic;
    color: var(--color-text-muted);
    margin-bottom: 32px;
}

.login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    font-size: 0.85rem;
}

.login-btn svg {
    flex-shrink: 0;
}

.login-note {
    margin-top: 20px;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}

.login-note.error {
    color: var(--color-bad);
}

/* --- User Info --- */
.user-info {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    padding-right: 8px;
    border-right: 1px solid var(--color-border);
    margin-right: 8px;
}

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

/* --- Responsive --- */
@media (max-width: 900px) {
    .app-container {
        padding: 0 16px 48px;
    }

    .app-header {
        padding: 32px 0 28px;
    }

    .app-title {
        font-size: 1.8rem;
    }

    .summary-bar {
        gap: 12px;
    }

    .summary-card {
        padding: 16px;
        min-width: 120px;
    }

    .summary-card__value {
        font-size: 1.4rem;
    }

    .image-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 14px;
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 0.72rem;
    }
}

@media (max-width: 600px) {
    .header-top {
        flex-direction: column;
        gap: 16px;
    }

    .header-controls {
        width: 100%;
        justify-content: space-between;
    }

    .summary-bar {
        gap: 8px;
    }

    .summary-card {
        min-width: 0;
    }

    .table-wrapper {
        overflow-x: auto;
    }

    table {
        min-width: 700px;
    }

    .image-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .detail-header {
        flex-direction: column;
        align-items: flex-start;
    }
}