/*
|--------------------------------------------------------------------------
| MovieList App - Custom Styles
|--------------------------------------------------------------------------
| Modern dark theme with glassmorphism effects
*/

/* ===========================
   CSS Variables
   =========================== */
:root {
    --primary-color: #e94560;
    --primary-light: #ff6b6b;
    --secondary-color: #16213e;
    --dark-color: #1a1a2e;
    --darker-color: #0f0f1a;
    --light-color: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.6);
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(255, 255, 255, 0.05);
    --transition: all 0.3s ease;
}

/* ===========================
   Base Styles
   =========================== */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--secondary-color) 50%, #0f3460 100%);
    background-attachment: fixed;
    color: var(--light-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-light);
}

/* ===========================
   Navigation
   =========================== */
.bg-dark-gradient {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(22, 33, 62, 0.95) 100%) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
}

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

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    background: rgba(233, 69, 96, 0.15);
    color: var(--primary-color) !important;
}

.navbar-nav .badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    margin-left: 0.25rem;
}

.dropdown-menu-dark {
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: 8px;
    padding: 0.625rem 1rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: rgba(233, 69, 96, 0.15);
    color: var(--primary-color);
}

/* ===========================
   Cards & Containers
   =========================== */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.search-card {
    background: rgba(255, 255, 255, 0.03);
}

.search-card .input-group-text {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 12px 0 0 12px;
    color: var(--text-muted);
}

.search-card .form-control,
.search-card .form-select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--light-color);
    border-radius: 12px;
}

.search-card .form-control:focus,
.search-card .form-select:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.2);
    color: var(--light-color);
}

.search-card .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-card .form-select option {
    background: var(--dark-color);
    color: var(--light-color);
}

/* ===========================
   Movies Grid
   =========================== */
.movies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 576px) {
    .movies-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

/* ===========================
   Movie Card
   =========================== */
.movie-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.movie-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: var(--primary-color);
}

.movie-poster-wrapper {
    position: relative;
    padding-top: 150%;
    overflow: hidden;
}

.movie-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.movie-card:hover .movie-poster {
    transform: scale(1.1);
}

.movie-poster-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--dark-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.2);
}

.movie-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 50%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.movie-card:hover .movie-overlay {
    opacity: 1;
}

.movie-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-action {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition);
    transform: translateY(20px);
    opacity: 0;
}

.movie-card:hover .btn-action {
    transform: translateY(0);
    opacity: 1;
}

.movie-card:hover .btn-action:nth-child(2) {
    transition-delay: 0.1s;
}

.movie-type-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.movie-info {
    padding: 1rem;
}

.movie-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.movie-title a {
    color: var(--light-color);
}

.movie-title a:hover {
    color: var(--primary-color);
}

.movie-year {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===========================
   Favorite Button
   =========================== */
.favorite-btn {
    transition: var(--transition);
}

.favorite-btn.active,
.favorite-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.favorite-btn.active i {
    animation: heartBeat 0.5s ease;
}

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.3); }
    50% { transform: scale(1); }
    75% { transform: scale(1.2); }
}

/* ===========================
   Empty State
   =========================== */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    grid-column: 1 / -1;
}

.empty-state-icon {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 3rem;
    color: var(--text-muted);
}

.empty-state h3 {
    color: var(--light-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ===========================
   Loading Spinner
   =========================== */
.loading-container {
    padding: 2rem;
}

.loading-container .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* ===========================
   Buttons
   =========================== */
.btn .spinner-border {
    width: 1em;
    height: 1em;
    border-width: 0.15em;
    vertical-align: middle;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(233, 69, 96, 0.4);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
}

.btn-outline-light {
    border-color: var(--border-color);
    color: var(--light-color);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--light-color);
}

/* ===========================
   Footer
   =========================== */
.footer {
    border-top: 1px solid var(--border-color);
}

/* ===========================
   Lazy Loading
   =========================== */
.lozad {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.lozad.loaded {
    opacity: 1;
}

/* ===========================
   Toast Notifications
   =========================== */
.toast {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

::-webkit-scrollbar-track {
    background: var(--darker-color);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* ===========================
   Results Badge
   =========================== */
.results-info .badge {
    font-size: 0.875rem;
    font-weight: 500;
}

/* ===========================
   Responsive Adjustments
   =========================== */
@media (max-width: 768px) {
    .search-card .row {
        gap: 0.5rem;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
}