/* Dilbert Comic Viewer - Modern UI Styles */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* CSS Variables for theming */
:root {
    --bg-primary: #0d0d0f;
    --bg-secondary: #151518;
    --bg-card: #1a1a1f;
    --bg-card-hover: #222228;
    --border-color: #2a2a32;
    --border-subtle: #1f1f25;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent-primary: #a78bfa;
    --accent-secondary: #818cf8;
    --accent-success: #4ade80;
    --accent-warning: #fbbf24;
    --accent-danger: #f87171;
    --accent-info: #38bdf8;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

[data-bs-theme="light"] {
    --bg-primary: #f5f5f7;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f9fafb;
    --border-color: #e5e7eb;
    --border-subtle: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --accent-primary: #7c3aed;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Base styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1rem;
}

/* Header / Navbar */
.navbar {
    background-color: var(--bg-secondary) !important;
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    backdrop-filter: blur(12px);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    color: var(--accent-primary);
}

/* Navigation Controls */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-select {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    min-width: 110px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-select:hover {
    border-color: var(--accent-primary);
    background-color: var(--bg-card-hover);
}

.nav-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2);
}

/* Date picker */
input[type="date"] {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

input[type="date"]:hover {
    border-color: var(--accent-primary);
}

input[type="date"]:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2);
}

input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
}

[data-bs-theme="light"] input[type="date"]::-webkit-calendar-picker-indicator {
    filter: none;
}

/* Comic info badge */
.comic-info-badge {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 0.375rem 0.875rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Modern Toolbar */
.toolbar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    flex-wrap: wrap;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 0.25rem;
}

.toolbar-divider {
    width: 1px;
    height: 32px;
    background-color: var(--border-color);
    margin: 0 0.5rem;
}

/* Modern Buttons */
.btn-tool {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.btn-tool:hover {
    background-color: var(--bg-card-hover);
    color: var(--text-primary);
}

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

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

/* Button variants */
.btn-tool-nav:hover {
    background-color: rgba(129, 140, 248, 0.15);
    color: var(--accent-secondary);
}

.btn-tool-shuffle:hover {
    background-color: rgba(251, 191, 36, 0.15);
    color: var(--accent-warning);
}

.btn-tool-play:hover,
.btn-tool-play.active {
    background-color: rgba(74, 222, 128, 0.15);
    color: var(--accent-success);
}

.btn-tool-play.active {
    background-color: var(--accent-success);
    color: white;
}

.btn-tool-heart:hover {
    background-color: rgba(248, 113, 113, 0.15);
    color: var(--accent-danger);
}

.btn-tool-heart.is-favorite {
    background-color: var(--accent-danger);
    color: white;
}

.btn-tool-calendar:hover {
    background-color: rgba(56, 189, 248, 0.15);
    color: var(--accent-info);
}

/* Speed dropdown */
.speed-btn {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0 0.75rem;
    height: 40px;
    border: none;
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.speed-btn:hover {
    background-color: rgba(74, 222, 128, 0.15);
    color: var(--accent-success);
}

.dropdown-menu {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 140px;
}

.dropdown-item {
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: all 0.15s ease;
}

.dropdown-item:hover {
    background-color: var(--bg-card-hover);
    color: var(--text-primary);
}

.dropdown-item.active {
    background-color: var(--accent-primary);
    color: white;
}

/* Favorites badge */
.favorites-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background-color: var(--accent-danger);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

/* Comic Container */
.comic-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--bg-secondary), var(--bg-card));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    min-height: 450px;
    position: relative;
    overflow: hidden;
}

.comic-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, var(--bg-primary) 100%);
    opacity: 0.3;
    pointer-events: none;
}

.comic-image {
    max-width: 95%;
    max-height: 70vh;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    z-index: 1;
    user-select: none;
    -webkit-user-drag: none;
}

.comic-container {
    cursor: grab;
}

.comic-container:active {
    cursor: grabbing;
}

.comic-image:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

/* Comic Date Display */
#comicDate {
    margin-top: 1.5rem;
}

.comic-title-text {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin-bottom: 0.25rem;
}

.comic-date-text {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    letter-spacing: -0.01em;
}

/* Loading spinner */
#loadingSpinner {
    width: 3rem;
    height: 3rem;
    color: var(--accent-primary);
}

/* Theme toggle */
#themeToggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

#themeToggle:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

#themeToggle i {
    transition: transform 0.3s ease;
}

#themeToggle:hover i {
    transform: rotate(180deg);
}

/* Modal Styling */
.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

.modal-title {
    font-weight: 600;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-title i {
    color: var(--accent-primary);
}

.modal-body {
    padding: 1.25rem;
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

[data-bs-theme="light"] .btn-close {
    filter: none;
}

/* Calendar Grid */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.calendar-header {
    text-align: center;
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.5rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.calendar-day {
    text-align: center;
    padding: 0.75rem 0.5rem;
    border-radius: var(--radius-sm);
    cursor: default;
    background-color: transparent;
    border: 1px solid transparent;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: all 0.15s ease;
}

.calendar-day.has-comic {
    background-color: rgba(74, 222, 128, 0.1);
    border-color: rgba(74, 222, 128, 0.3);
    color: var(--accent-success);
    cursor: pointer;
}

.calendar-day.has-comic:hover {
    background-color: rgba(74, 222, 128, 0.2);
    transform: scale(1.05);
}

.calendar-day.today {
    border-color: var(--accent-warning);
    box-shadow: 0 0 0 2px rgba(251, 191, 36, 0.3);
}

.calendar-day.current {
    background-color: var(--accent-primary) !important;
    border-color: var(--accent-primary) !important;
    color: white !important;
}

.calendar-day.empty {
    visibility: hidden;
}

/* Calendar navigation */
.calendar-nav-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.calendar-nav-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Comic Thumbnails */
.comic-thumbnail {
    cursor: pointer;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.2s ease;
}

.comic-thumbnail:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

.comic-thumbnail img {
    width: 100%;
    height: auto;
}

.comic-thumbnail .card-body {
    padding: 0.75rem;
    background-color: var(--bg-card);
}

.comic-thumbnail-date {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
}

/* Help Modal */
.help-table {
    width: 100%;
}

.help-table td {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.help-table kbd {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.2em 0.5em;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* No favorites state */
#noFavorites {
    color: var(--text-muted);
}

#noFavorites i {
    color: var(--border-color);
}

/* Fullscreen styles */
:fullscreen .navbar,
:fullscreen .toolbar {
    display: none !important;
}

:fullscreen main {
    padding: 0 !important;
}

:fullscreen .comic-container {
    border-radius: 0;
    border: none;
    min-height: 100vh;
}

:fullscreen .comic-image {
    max-height: 90vh;
}

:fullscreen #comicDate {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 0, 0, 0.8);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    z-index: 1000;
    backdrop-filter: blur(8px);
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .toolbar-divider {
        display: none;
    }
}

@media (max-width: 768px) {
    .toolbar {
        padding: 0.5rem;
        gap: 0.35rem;
    }

    .toolbar-group {
        padding: 0.15rem;
    }

    .btn-tool {
        width: 34px;
        height: 34px;
        font-size: 0.95rem;
    }

    .speed-btn {
        height: 34px;
        padding: 0 0.4rem;
        font-size: 0.75rem;
    }

    .nav-select {
        min-width: 90px;
        font-size: 0.8rem;
    }

    .comic-container {
        min-height: 200px;
        border-radius: var(--radius-md);
    }

    .comic-date-text {
        font-size: 0.85rem;
    }

    .comic-title-text {
        font-size: 0.9rem;
    }

    #comicDate {
        margin-top: 0.75rem;
    }

    .calendar-day {
        padding: 0.5rem 0.25rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    main {
        padding: 0.35rem;
    }

    .navbar {
        padding: 0.5rem 0.75rem;
    }

    .navbar-brand {
        font-size: 0.95rem;
    }

    .toolbar-group {
        flex-wrap: wrap;
        justify-content: center;
    }

    .comic-info-badge {
        display: none !important;
    }

    .nav-controls {
        gap: 0.5rem;
    }

    .comic-image {
        max-height: 50vh;
    }

    .comic-container {
        min-height: 180px;
        flex: 0 0 auto;
    }

    #comicDate {
        margin-top: 0.5rem;
    }

    .comic-title-text {
        font-size: 0.8rem;
    }

    .comic-date-text {
        font-size: 0.75rem;
    }
}

/* Mobile landscape optimization */
@media (max-height: 500px) and (orientation: landscape) {
    .navbar {
        padding: 0.25rem 0.5rem;
    }

    .navbar-brand {
        font-size: 0.85rem;
    }

    main {
        padding: 0.25rem;
    }

    .toolbar {
        padding: 0.25rem;
        margin-bottom: 0.25rem;
    }

    .btn-tool {
        width: 28px;
        height: 28px;
        font-size: 0.85rem;
    }

    .speed-btn {
        height: 28px;
        font-size: 0.7rem;
    }

    .comic-container {
        min-height: 120px;
    }

    .comic-image {
        max-height: 45vh;
    }

    #comicDate {
        margin-top: 0.25rem;
    }

    .comic-title-text {
        font-size: 0.75rem;
        margin-bottom: 0.1rem;
    }

    .comic-date-text {
        font-size: 0.7rem;
    }
}

/* Portrait mode suggestion overlay */
@media (max-width: 768px) and (orientation: portrait) {
    .rotate-suggestion {
        display: flex;
    }
}

.rotate-suggestion {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0, 0, 0, 0.85);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    align-items: center;
    gap: 0.5rem;
    z-index: 1000;
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    animation: fadeInUp 0.3s ease;
}

.rotate-suggestion i {
    font-size: 1rem;
    color: var(--accent-primary);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Smooth transitions */
body,
.navbar,
.comic-container,
.toolbar,
.modal-content,
.btn-tool,
.nav-select {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Touch feedback */
@media (hover: none) {
    .btn-tool:active {
        transform: scale(0.9);
    }

    .comic-thumbnail:active {
        transform: scale(0.98);
    }
}

/* Print styles */
@media print {
    .navbar,
    .toolbar,
    #comicDate,
    .modal {
        display: none !important;
    }

    .comic-container {
        border: none;
        background: white;
    }

    .comic-image {
        max-width: 100%;
        max-height: none;
        box-shadow: none;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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