/* =========================
    DESIGN SYSTEM: CSS Custom Properties
   ========================= */
:root {
    --bg-primary: #121829;
    --bg-surface: #1A2238;
    --bg-surface-secondary: #2D3748;
    --text-primary: #F5F7FA;
    --text-secondary: #8A95A6;
    --text-on-accent: #121829;
    --accent-primary: #4ADE80;
    --accent-primary-dark: #36a166;
    --accent-secondary: #38BDF8;
    --accent-rating: #FFC700;
    --border-primary: #3E4C6D;
    --border-hover: var(--accent-secondary);
    --font-primary: 'Inter', sans-serif;
    --font-headings: 'Poppins', sans-serif;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-xxl: 32px;
    --container-max-width: 1400px;
    --input-height: 44px;
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-pill: 9999px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 15px rgba(56, 189, 248, 0.2);
    --transition-fast: 0.15s ease;
    --transition-med: 0.3s ease;
}

/* =========================
    Global Styles & Resets
   ========================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 16px;
}
.site-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
.hidden {
    display: none;
}

/* =========================
    Header
   ========================= */
header {
    text-align: center;
    padding: var(--spacing-xxl) 0;
    margin-bottom: var(--spacing-xxl);
}
header h1 {
    font-family: var(--font-headings);
    font-size: 2.5rem;
    font-weight: 700;
}
header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: var(--spacing-sm) auto 0;
}

/* =========================
    Buttons
   ========================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--spacing-lg);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    height: var(--input-height);
    transition: all var(--transition-fast);
}
.btn-primary {
    background-color: var(--accent-primary);
    color: var(--text-on-accent);
    border-color: var(--accent-primary);
}
.btn-primary:hover {
    background-color: var(--accent-primary-dark);
    border-color: var(--accent-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.btn-secondary {
    background-color: var(--bg-surface-secondary);
    color: var(--text-primary);
    border-color: var(--border-primary);
}
.btn-secondary:hover {
    border-color: var(--border-hover);
    background-color: var(--bg-surface);
}
.btn-small-action {
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    height: auto;
    border: 1px solid transparent;
}
.btn-small-action:hover {
    background-color: var(--bg-surface-secondary);
    color: var(--text-primary);
}

/* =========================
    Responsive Adjustments
   ========================= */
@media (max-width: 768px) {
    .site-container {
        padding: 0 var(--spacing-lg);
    }
    .panel-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .panel-poster {
        width: 200px;
        margin: 0 auto;
    }
    .panel-info h2 {
        font-size: 2rem;
    }
    .rating-imdb-container {
        justify-content: center;
    }
}

/* =========================
    Filter Section
   ========================= */
#filter-section-wrapper {
    background-color: var(--bg-surface);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-xxl);
    box-shadow: var(--shadow-md);
}
.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}
.filter-group label, .genre-header label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
#genre-filter-group {
    grid-column: 1 / -1;
}
.filter-group select {
    appearance: none;
    -webkit-appearance: none;
    height: var(--input-height);
    padding: 0 var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 2px solid var(--border-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%238A95A6' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    background-size: 1em;
    transition: border-color var(--transition-fast);
}
.filter-group select:hover {
    border-color: var(--border-hover);
}
.service-logo-filter {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    min-height: var(--input-height);
}
.service-logo-label img {
    height: 30px;
    width: auto;
    display: block;
    filter: grayscale(80%);
    opacity: 0.6;
    transition: all var(--transition-fast);
}
.service-logo-label:hover img {
    opacity: 1;
}
.service-logo-label input[type="checkbox"]:checked + img {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}
.toggle-switch {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    height: var(--input-height);
}
.toggle-switch .switch-track {
    position: relative;
    width: 52px;
    height: 28px;
    background-color: var(--bg-surface-secondary);
    border-radius: var(--border-radius-pill);
    transition: background-color var(--transition-fast) var(--transition-timing);
}
.toggle-switch .switch-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    background-color: var(--text-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-med) cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.toggle-switch input[type="checkbox"]:checked + .switch-track {
    background-color: var(--accent-primary);
}
.toggle-switch input[type="checkbox"]:checked + .switch-track > .switch-knob {
    transform: translateX(24px); 
}
.genre-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
#genre-checkbox-container {
    max-height: 150px;
    overflow-y: auto;
    border: 2px solid var(--border-primary);
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-md);
}
.genre-pills-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}
.genre-pill span {
    display: block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--border-radius-pill);
    border: 1px solid var(--border-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.genre-pill:hover span {
    border-color: var(--border-hover);
    color: var(--text-primary);
}
.genre-pill input[type="checkbox"]:checked + span {
    background-color: var(--accent-secondary);
    color: var(--text-on-accent);
    border-color: var(--accent-secondary);
    font-weight: 600;
}
#genre-logic-options {
    display: flex;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 2px solid var(--border-primary);
    margin-top: var(--spacing-sm);
}
#genre-logic-options input[type="radio"] {
    display: none;
}
#genre-logic-options label {
    flex-grow: 1;
    text-align: center;
    cursor: pointer;
    border-left: 1px solid var(--border-primary);
    background-color: var(--bg-primary);
}
#genre-logic-options label:first-child {
    border-left: none;
}
#genre-logic-options span {
    display: block;
    padding: var(--spacing-sm) var(--spacing-xs);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}
#genre-logic-options label:hover span {
    color: var(--text-primary);
    background-color: var(--bg-surface-secondary);
}
#genre-logic-options label.selected-logic span {
    background-color: var(--accent-secondary);
    color: var(--bg-primary);
    font-weight: 600;
}
.filter-actions {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-primary);
}

/* =========================
    Collapsible Filter Styles
   ========================= */
#filter-bar {
    display: grid;
    grid-template-columns: auto auto auto 1fr;
    gap: var(--spacing-xl);
    align-items: flex-end;
}
#filter-bar .filter-group:last-child {
    justify-self: end;
}
.collapsible-section {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out, margin-top 0.5s ease-out;
    margin-top: 0;
}
.collapsible-section.is-expanded {
    max-height: 500px;
    margin-top: var(--spacing-xl);
}
#active-filters-display {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-primary);
    margin-top: var(--spacing-lg);
}
#active-filters-display.hidden {
    display: none;
}
.active-filter-pill {
    display: flex;
    align-items: center;
    background-color: var(--bg-surface-secondary);
    color: var(--text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-pill);
    font-size: 0.9rem;
    font-weight: 500;
}
.active-filter-pill .close-btn {
    margin-left: var(--spacing-sm);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.2rem;
    line-height: 1;
    padding: 0;
}
.active-filter-pill .close-btn:hover {
    color: var(--text-primary);
}

/* =========================
    Status
   ========================= */
#status-message {
    text-align: center;
    font-size: 1.1rem;
    padding: var(--spacing-xxl) 0;
    color: var(--text-secondary);
}

/* =========================
    Results Grid & Item Cards
   ========================= */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}
.item-card {
    background-color: var(--bg-surface);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-med), box-shadow var(--transition-med);
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    position: relative;
}
.item-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}
.item-card .poster-container {
    aspect-ratio: 2 / 3;
    overflow: hidden;
    background-color: var(--bg-surface-secondary);
}
.item-card img.poster {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.item-card:hover img.poster {
    transform: scale(1.05);
}
.item-card .info {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.item-card:hover > .info {
    opacity: 0;
    pointer-events: none;
}
.item-card h3 {
    font-family: var(--font-headings);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
}
.item-card .meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}
.genres-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}
.genre-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-surface-secondary);
    color: var(--text-secondary);
    border-radius: var(--border-radius-sm);
}
.rating-services-container {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-primary);
}
.item-card .rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    color: var(--accent-rating);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}
.item-card .rating .rating-max {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.services-on-card {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
    min-height: 28px;
}
img.service-logo-on-card {
    height: 28px;
    width: auto;
}
.quick-view-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(18, 24, 41, 1) 0%, rgba(18, 24, 41, 0.9) 50%, transparent 100%);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-med);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
}
.item-card:hover .quick-view-overlay {
    opacity: 1;
    pointer-events: auto;
}
.quick-view-synopsis {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    line-clamp: 4;
    -webkit-box-orient: vertical;
}
.quick-view-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    font-weight: bold;
    font-size: 1rem;
    color: var(--accent-secondary);
}
.item-card.card-is-watched {
    opacity: 0.4;
}
.item-card.card-is-watched:hover {
    opacity: 1;
}

/* =========================
    Loading Spinner
   ========================= */
.spinner-container {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: var(--spacing-xxl) 0;
}
#loading-spinner.hidden {
    display: none;
}
.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--border-primary);
    border-top-color: var(--accent-secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* =========================
    Expanded Detail Panel
   ========================= */
.detail-panel-container {
    background-color: var(--bg-surface);
    border-radius: var(--border-radius-lg);
    grid-column: 1 / -1;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.5s ease, margin 0.5s ease;
    padding: 0 var(--spacing-xxl);
    margin: 0;
}
.detail-panel-container.open {
    max-height: 1000px;
    padding: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.panel-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xxl);
    position: relative;
}
.panel-close-btn {
    position: absolute;
    top: -16px;
    right: -16px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.8rem;
    line-height: 38px;
    cursor: pointer;
    transition: all var(--transition-med);
    z-index: 10;
}
.panel-close-btn:hover {
    background-color: var(--accent-primary);
    color: var(--text-on-accent);
    transform: rotate(90deg) scale(1.1);
    border-color: var(--accent-primary);
}
.panel-poster img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}
.panel-info h2 {
    font-family: var(--font-headings);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
}
.panel-info .meta-info {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}
.panel-info h4 {
    font-family: var(--font-headings);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
    padding-bottom: var(--spacing-sm);
}
.panel-info #panel-synopsis {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}
.rating-imdb-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
}
.rating-imdb-container .rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--accent-rating);
}
.imdb-link-btn img {
    height: 24px;
    display: block;
    transition: transform var(--transition-fast);
}
.imdb-link-btn:hover {
    transform: scale(1.05);
}
.btn-watched-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: transparent;
    border: 2px solid var(--border-primary);
    color: var(--text-secondary); 
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}
.btn-watched-toggle:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    transform: scale(1.1);
}
.btn-watched-toggle .icon-watched {
    display: inline-block;
    transform: rotate(45deg);
    height: 14px;
    width: 7px;
    border-bottom: 3px solid currentColor;
    border-right: 3px solid currentColor;
    margin-bottom: 2px;
    opacity: 1;
    transition: all var(--transition-fast);
}
.btn-watched-toggle.is-watched {
    background-color: var(--accent-primary); 
    border-color: var(--accent-primary); 
    color: var(--text-on-accent); 
}
.btn-watched-toggle.is-watched .icon-watched {
    opacity: 1;
}
.rating-imdb-container .btn-watched-toggle {
    margin-left: auto;
}