/* ==========================================
   VARIABLES CSS
   ========================================== */
:root {
    /* Couleurs principales */
    --color-primary: #e50914;
    --color-primary-dark: #b20710;
    --color-secondary: #564d4d;
    --color-accent: #ffd700;
    
    /* Couleurs de fond */
    --color-bg-dark: #0f0f0f;
    --color-bg-gray: #1a1a1a;
    --color-bg-light: #2a2a2a;
    
    /* Couleurs de texte */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b3b3b3;
    --color-text-muted: #808080;
    
    /* Typographie */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Autres */
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

/* ==========================================
   RESET ET BASE
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-size: 16px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.header {
    background-color: var(--color-bg-gray);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav__logo i {
    font-size: 1.8rem;
}

.nav__menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav__link:hover {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

.nav__link--active {
    background-color: var(--color-primary);
    color: white;
}

.nav__toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-text-primary);
}

/* ==========================================
   BOUTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--secondary {
    background-color: var(--color-bg-light);
    color: var(--color-text-primary);
}

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

/* ==========================================
   HERO SECTION (Page d'accueil)
   ========================================== */
.hero {
    padding: var(--spacing-xxl) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-gray) 100%);
}

.hero__container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero__title {
    font-family: var(--font-primary);
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero__title--highlight {
    color: var(--color-primary);
}

.hero__description {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero__icon {
    font-size: 15rem;
    color: var(--color-primary);
    opacity: 0.2;
}

/* ==========================================
   FEATURES SECTION
   ========================================== */
.features {
    padding: var(--spacing-xxl) var(--spacing-md);
}

.features__container {
    max-width: 1400px;
    margin: 0 auto;
}

.features__title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-bg-gray);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-card__icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.feature-card__title {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card__description {
    color: var(--color-text-secondary);
}

/* ==========================================
   FILTERS SECTION
   ========================================== */
.filters {
    padding: var(--spacing-lg) var(--spacing-md);
    background-color: var(--color-bg-gray);
}

.filters__container {
    max-width: 1400px;
    margin: 0 auto;
}

.filters__title {
    font-family: var(--font-primary);
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filters__controls {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.search {
    flex: 1;
    position: relative;
}

.search__icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
}

.search__input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 3rem;
    background-color: var(--color-bg-light);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    color: var(--color-text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.search__input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.sort {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.sort__label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
}

.sort__select {
    padding: var(--spacing-sm);
    background-color: var(--color-bg-light);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.sort__select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.stats__text {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ==========================================
   GRID DE FILMS
   ========================================== */
.movies {
    padding: var(--spacing-xl) var(--spacing-md);
}

.movies__container {
    max-width: 1400px;
    margin: 0 auto;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.card {
    background-color: var(--color-bg-gray);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card__image-container {
    position: relative;
    padding-top: 150%;
    overflow: hidden;
    background-color: var(--color-bg-light);
}

.card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card__rating {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background-color: rgba(0, 0, 0, 0.8);
    padding: 0.3rem 0.6rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-weight: 600;
}

.card__rating i {
    color: var(--color-accent);
}

.card__content {
    padding: var(--spacing-md);
}

.card__title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card__info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.card__description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================
   DÉTAILS DU FILM
   ========================================== */
.back-section {
    padding: var(--spacing-lg) var(--spacing-md);
    background-color: var(--color-bg-gray);
}

.back-section__container {
    max-width: 1400px;
    margin: 0 auto;
}

.movie-details {
    padding: var(--spacing-xl) var(--spacing-md);
}

.movie-details__container {
    max-width: 1400px;
    margin: 0 auto;
}

.movie-details__header {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.movie-details__poster {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.movie-details__info h1 {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.movie-details__meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.movie-details__meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.movie-details__rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.movie-details__rating i {
    color: var(--color-accent);
}

.movie-details__overview {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

.movie-details__section {
    background-color: var(--color-bg-gray);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.movie-details__section h2 {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
}

/* ==========================================
   LOADER
   ========================================== */
.loader {
    text-align: center;
    padding: var(--spacing-xxl);
}

.loader__spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-bg-light);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

/* ==========================================
   ERROR & NO RESULTS
   ========================================== */
.error, .no-results {
    text-align: center;
    padding: var(--spacing-xxl);
}

.error__icon, .no-results__icon {
    font-size: 4rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.error__text, .no-results__text {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--color-bg-gray);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.footer__container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer__subtitle {
    font-family: var(--font-primary);
    margin-bottom: var(--spacing-sm);
}

.footer__text {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: 50%;
    transition: var(--transition);
}

.footer__social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-3px);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-bg-light);
    color: var(--color-text-secondary);
}