/* ============================================
   HOME — Styles specific to the home/index page
   Hero section, poster grid, poster cards
   ============================================ */

/* Nav link on the right for home page */
header .nav-container {
    justify-content: flex-end;
}

/* Layout */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 64px 80px;
}

@media (max-width: 1024px) {
    .container {
        padding: 48px 40px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 32px 20px;
    }
}

/* ---- Hero Section ---- */

.hero {
    text-align: center;
    margin-top: 240px;
    margin-bottom: 300px;
}

@media (max-width: 1024px) {
    .hero {
        margin-top: 180px;
        margin-bottom: 200px;
    }
}

@media (max-width: 640px) {
    .hero {
        margin-top: 140px;
        margin-bottom: 120px;
    }
}

.hero h1 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 8px;
    letter-spacing: -0.03em;
    line-height: 1.0;
    font-family: var(--font-display);
}

@media (max-width: 1024px) {
    .hero h1 {
        font-size: 40px;
    }
}

@media (max-width: 640px) {
    .hero h1 {
        font-size: 28px;
    }
}

.hero p {
    color: var(--text-white);
    font-size: 24px;
    font-family: var(--font-accent);
    max-width: none;
    margin: 0;
    letter-spacing: -0.01em;
}

@media (max-width: 1024px) {
    .hero p {
        font-size: 20px;
    }
}

@media (max-width: 640px) {
    .hero p {
        font-size: 16px;
    }
}

/* ---- Poster Grid ---- */

.poster-grid {
    --poster-reveal-duration: 1.2s;
    display: grid;
    grid-template-columns: repeat(4, 296px);
    justify-content: center;
    gap: 40px 20px;
    margin-top: 40px;
}

@media (max-width: 1280px) {
    .poster-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px 16px;
    }
}

@media (max-width: 768px) {
    .poster-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px 12px;
        margin-top: 32px;
    }
}

@media (max-width: 640px) {
    .poster-grid {
        gap: 20px 10px;
        margin-top: 24px;
    }
}

/* ---- Poster Cards ---- */

.poster-item {
    display: flex;
    flex-direction: column;
    gap: 20px;
    text-decoration: none;
    color: inherit;
    opacity: 0;
    transform: translateY(20px);
    transition:
        opacity var(--poster-reveal-duration, 1.2s) cubic-bezier(0.19, 1, 0.22, 1),
        transform var(--poster-reveal-duration, 1.2s) cubic-bezier(0.19, 1, 0.22, 1);
}

.poster-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.poster-item:hover {
    transform: translateY(-8px);
}

.poster-preview {
    width: 296px;
    height: 358px;
    max-width: 100%;
    background: var(--bg-dark);
    overflow: hidden;
    position: relative;
    border: none;
}

@media (max-width: 1280px) {
    .poster-preview {
        width: 100%;
        aspect-ratio: 296 / 358;
        height: auto;
    }
}

/* Animated mesh gradient on hover */
.poster-preview::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-color: #08090c;
    background-image:
        radial-gradient(at 0% 0%, hsla(223, 17%, 10%, 1) 0, transparent 50%),
        radial-gradient(at 50% 0%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 100% 0%, hsla(223, 17%, 10%, 1) 0, transparent 50%),
        radial-gradient(at 0% 50%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 50% 50%, hsla(223, 17%, 10%, 1) 0, transparent 50%),
        radial-gradient(at 100% 50%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 0% 100%, hsla(223, 17%, 10%, 1) 0, transparent 50%),
        radial-gradient(at 50% 100%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 100% 100%, hsla(223, 17%, 10%, 1) 0, transparent 50%);
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 0;
}

@keyframes meshAnimation {
    0% { transform: translate(0, 0) scale(1) rotate(0deg); }
    33% { transform: translate(2%, 3%) scale(1.1) rotate(1deg); }
    66% { transform: translate(-2%, 1%) scale(0.95) rotate(-1deg); }
    100% { transform: translate(0, 0) scale(1) rotate(0deg); }
}

.poster-item:hover .poster-preview::before {
    opacity: 1;
    animation: meshAnimation 15s ease-in-out infinite alternate;
}

/* Noise texture overlay */
.poster-preview::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.05;
    pointer-events: none;
    z-index: 2;
}

.poster-placeholder {
    width: 100%;
    height: 100%;
    opacity: 0.8;
    filter: blur(40px);
    transform: scale(1.1);
    transition:
        opacity 0.8s cubic-bezier(0.19, 1, 0.22, 1),
        filter 0.8s cubic-bezier(0.19, 1, 0.22, 1),
        transform 1.2s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: 1;
    position: relative;
    mix-blend-mode: screen;
}

.poster-item:hover .poster-placeholder {
    opacity: 1;
    filter: blur(0px);
    transform: scale(1);
}

/* WebGL canvas on first poster card */
.poster-aurora-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Static rendered image on non-first poster cards */
.poster-static-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    object-fit: cover;
}

/* Date label centered on poster card */
.poster-grid .poster-preview .poster-date {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: normal;
    letter-spacing: -0.01em;
    color: var(--text-white);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    text-align: center;
    pointer-events: none;
}

@media (max-width: 1024px) {
    .poster-grid .poster-preview .poster-date {
        font-size: 36px;
    }
}

@media (max-width: 640px) {
    .poster-grid .poster-preview .poster-date {
        font-size: 24px;
    }
}

/* ---- Home Exit Animations ---- */

body.is-leaving .poster-item.is-visible {
    opacity: 0 !important;
    transform: translateY(-15px) !important;
    transition-duration: 0.5s !important;
    transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1) !important;
}