/* ============================================
   SECURENCE — Gallery & Media Pages
   Shared styles for inside.html & demo.html
   Extends styles.css + pages.css design system
   ============================================ */

/* ──────────── Gallery Section ──────────── */
.gallery-section {
    padding: var(--section-padding) 0;
    position: relative;
    overflow: hidden;
    max-width: 100%;
}

.gallery-section:nth-child(odd) {
    background: var(--bg-secondary);
}

.gallery-section:nth-child(even) {
    background: var(--bg-primary);
}

.gallery-section-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.gallery-section-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.2;
}

.gallery-section-glow-1 {
    width: 400px;
    height: 400px;
    background: rgba(168, 85, 247, 0.1);
    top: -100px;
    right: -100px;
    animation: glowFloat1 8s ease-in-out infinite;
}

.gallery-section-glow-2 {
    width: 300px;
    height: 300px;
    background: rgba(59, 130, 246, 0.08);
    bottom: -80px;
    left: -80px;
    animation: glowFloat2 10s ease-in-out infinite;
}

/* ──────────── Section Intro ──────────── */
.gallery-intro {
    margin-bottom: 48px;
}

.gallery-intro .section-desc {
    max-width: 700px;
}

/* ──────────── Prototype / Event Badge ──────────── */
.gallery-phase-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: rgba(168, 85, 247, 0.08);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--neon-purple);
    margin-bottom: 16px;
}

.gallery-phase-badge.badge-cyan {
    background: rgba(6, 182, 212, 0.08);
    border-color: rgba(6, 182, 212, 0.2);
    color: var(--neon-cyan);
}

.gallery-phase-badge.badge-green {
    background: rgba(16, 185, 129, 0.08);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--neon-green);
}

.gallery-phase-badge.badge-pink {
    background: rgba(236, 72, 153, 0.08);
    border-color: rgba(236, 72, 153, 0.2);
    color: var(--neon-pink);
}

/* Section title for gallery sections */
.gallery-section-title {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 12px;
}

.gallery-section-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 650px;
}

/* ──────────── Media Grid ──────────── */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

/* ──────────── Media Card ──────────── */
.media-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.4s var(--ease-out-expo);
}

.media-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px) scale(1.015);
    box-shadow: 0 16px 50px rgba(168, 85, 247, 0.12);
}

.media-card-inner {
    position: relative;
    width: 100%;
    overflow: hidden;
}

/* Images & videos preserve original aspect ratio */
.media-card img,
.media-card video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.5s var(--ease-out-expo);
}

.media-card:hover img,
.media-card:hover video {
    transform: scale(1.04);
}

/* Video play indicator */
.media-card-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(168, 85, 247, 0.15);
    border: 1px solid rgba(168, 85, 247, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    pointer-events: none;
    transition: all 0.4s var(--ease-out-expo);
    z-index: 2;
}

.media-card:hover .media-card-play {
    background: rgba(168, 85, 247, 0.25);
    border-color: rgba(168, 85, 247, 0.5);
    box-shadow: 0 0 25px rgba(168, 85, 247, 0.2);
    transform: translate(-50%, -50%) scale(1.1);
}

.media-card-play svg {
    margin-left: 3px; /* optical centering */
    color: var(--neon-purple);
}

/* Card label overlay */
.media-card-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: linear-gradient(to top, rgba(5, 5, 16, 0.85), transparent);
    pointer-events: none;
    z-index: 2;
}

.media-card-label span {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

/* Placeholder state for empty media cards */
.media-card-placeholder {
    width: 100%;
    aspect-ratio: 4 / 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(145deg, #0a0a20, #0e0e2a);
    color: var(--text-muted);
}

.media-card-placeholder svg {
    opacity: 0.3;
}

.media-card-placeholder span {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    opacity: 0.4;
}

/* ──────────── Modal Overlay ──────────── */
.media-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(5, 5, 16, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.media-modal.active {
    opacity: 1;
    visibility: visible;
}

.media-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    transform: scale(0.92);
    transition: transform 0.4s var(--ease-out-expo);
}

.media-modal.active .media-modal-content {
    transform: scale(1);
}

.media-modal-content img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    object-fit: contain;
}

.media-modal-content video {
    max-width: 100%;
    max-height: 75vh;
    border-radius: 16px;
    border: 1px solid var(--border-subtle);
    background: #000;
}

/* Close button */
.media-modal-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(15, 15, 35, 0.8);
    border: 1px solid var(--border-glow);
    color: var(--text-primary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    backdrop-filter: blur(8px);
}

.media-modal-close:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.2);
    transform: rotate(90deg);
}

/* Fullscreen button for video */
.media-modal-fullscreen {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid var(--border-glow);
    background: rgba(168, 85, 247, 0.08);
    color: var(--neon-purple);
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.media-modal-fullscreen:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.2);
}

/* ──────────── Empty State Card ──────────── */
.media-coming-soon {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 24px;
    background: var(--gradient-card);
    border: 1px dashed rgba(168, 85, 247, 0.2);
    border-radius: 20px;
}

.media-coming-soon p {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

/* ──────────── Responsive ──────────── */
@media (max-width: 768px) {
    .media-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 16px;
    }

    .media-modal {
        padding: 20px;
    }

    .media-modal-close {
        top: -12px;
        right: -8px;
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }

    .gallery-section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .media-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .media-modal-content img,
    .media-modal-content video {
        border-radius: 12px;
    }

    .gallery-section-title {
        font-size: 1.3rem;
    }
}