/* ============================================================
   PAGE GALERIE
   ============================================================ */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Fonds */
    --bg-root: #09050f;
    --bg-deep: #0d0520;
    --bg-card: #120828;
    --bg-card-alt: #1a0d35;

    /* Bordures */
    --border-faint: #1e0f38;
    --border-dim: #2d1a4a;
    --border-mid: #3d1f7a;
    --border-main: #5b21b6;

    /* Violet — couleur principale */
    --purple-deep: #3d1f7a;
    --purple-main: #7c4dff;
    --purple-vivid: #7c4dff;
    --purple-light: #aa44ff;
    --purple-pale: #c4a8ff;
    --purple-muted: #9b7ed0;

    /* Texte */
    --text-primary: #ede0ff;
    --text-secondary: #b59dd4;
    --text-muted: #6b4fa0;
    --text-faint: #a891c4;

    /* Typo */
    --font-display: 'Cormorant Garamond', 'Georgia', serif;
    --font-body: 'DM Sans', 'Inter', sans-serif;

    /* Rayons */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 16px;
    --r-xl: 22px;

    /* Arc-en-ciel enrichi */
    --rainbow-red: #ff3366;
    --rainbow-orange: #ff8a00;
    --rainbow-gold: #ffd500;
    --rainbow-lime: #a8ff00;
    --rainbow-green: #00ff95;
    --rainbow-cyan: #00eaff;
    --rainbow-blue: #3b82ff;
    --rainbow-indigo: #6f5cff;
    --rainbow-violet: #aa44ff;
    --rainbow-pink: #ff5ecf;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.65;
    min-height: 100vh;
    padding-bottom: 88px;
    /* espace pour la barre de lecture */
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    font-family: var(--font-body);
    border: none;
    background: none;
}

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


/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 48px;
    background: rgba(9, 5, 15, 0.88);
    border-bottom: 0.5px solid var(--border-faint);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.logo {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 500;
    color: var(--purple-pale);
    letter-spacing: 3px;
}

.logo span {
    color: var(--purple-vivid);
}

.nav-links {
    display: flex;
    gap: 36px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--purple-pale);
}

.nav-link {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 0.8px;
    transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--purple-pale);
}

.nav-cta {
    font-size: 12px;
    color: var(--purple-pale);
    background: transparent;
    border: 0.5px solid var(--border-main);
    padding: 9px 22px;
    border-radius: var(--r-sm);
    letter-spacing: 1.5px;
    transition: background 0.2s, color 0.2s;
}

.nav-cta:hover {
    background: var(--purple-main);
    color: white;
}

.back-btn {
    position: fixed;
    top: 120px;
    left: 80px;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: black;
    color: var(--purple-pale);
    border: 0.5px solid var(--border-main);
    border-radius: 999px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.back-btn:hover {
    background: var(--purple-main);
    color: white;
}

/* ============================================================
   STRUCTURE PAGE À PROPOS
   ============================================================ */
.about-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 72px 48px;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    align-items: center;
}

.eyebrow {
    display: inline-block;
    font-size: 11px;
    color: var(--purple-vivid);
    letter-spacing: 3px;
    margin-bottom: 22px;
    font-family: var(--font-body);
}

.gallery-page {
    max-width: 1400px;
    margin: auto;
    padding: 72px 48px;
}

.gallery-header {
    text-align: center;
    margin-bottom: 70px;
}

.gallery-header h1 {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 18px;
}

.gallery-header h1 em {
    color: var(--purple-light);
    font-style: italic;
}

.gallery-header p {
    max-width: 700px;
    margin: auto;
    color: var(--text-secondary);
    font-size: 16px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.gallery-card {
    position: relative;
    overflow: hidden;

    border-radius: var(--r-xl);

    border: 0.5px solid var(--border-faint);

    background: var(--bg-card);

    transition:
        transform 0.35s ease,
        border-color 0.35s ease,
        box-shadow 0.35s ease;
}

.gallery-card:hover {
    transform: translateY(-6px);

    border-color: var(--border-mid);

    box-shadow:
        0 20px 40px rgba(0, 0, 0, .4),
        0 0 40px rgba(124, 77, 255, .12);
}

.gallery-card img {
    width: 100%;
    height: 420px;
    object-fit: cover;

    transition: transform .5s ease;
}

.gallery-card:hover img {
    transform: scale(1.05);
}

.gallery-card::after {
    content: '';

    position: absolute;
    inset: 0;

    background:
        linear-gradient(to top,
            rgba(9, 5, 15, .9),
            transparent 40%);

    pointer-events: none;
}

/* Responsive */

@media (max-width: 960px) {

    .gallery-page {
        padding: 48px 24px;
    }

    .gallery-header h1 {
        font-size: 52px;
    }

}

@media (max-width: 640px) {

    .gallery-header h1 {
        font-size: 38px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

}