/* ── SITE.CSS — Système de design partagé ──
   Charge APRÈS common.css (variables, reset, body, blobs).
   Contient : nav, boutons, footer, animations, responsive. */

/* ── NAV ── */
nav {
    position: fixed; top: 0; width: 100%;
    z-index: 1000;
    padding: 0 40px;
    padding-top: var(--safe-top);
    background: var(--nav-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: 1200px; margin: 0 auto;
    height: 64px;
    display: flex; align-items: center; justify-content: space-between;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.logo {
    font-family: 'DM Serif Display', serif;
    font-size: 1.25rem; color: var(--dark);
    text-decoration: none; letter-spacing: 0.02em;
}
.logo em { font-style: italic; color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 4px; }

.nav-links a {
    color: var(--text-light); text-decoration: none;
    font-size: 0.88rem; font-weight: 500;
    padding: 8px 14px; border-radius: 100px;
    transition: all 0.2s; white-space: nowrap;
}
.nav-links a:hover { color: var(--text); background: var(--stone); }

.nav-cta {
    background: var(--dark) !important; color: var(--text-on-dark) !important;
    padding: 9px 20px !important;
}
.nav-cta:hover { background: var(--dark-2) !important; transform: translateY(-1px); }

.theme-toggle {
    width: 44px; height: 44px;
    border-radius: 12px; border: 1px solid var(--border);
    background: var(--card-bg); color: var(--text);
    font-size: 1rem; cursor: pointer;
    touch-action: manipulation;
    display: inline-flex; align-items: center; justify-content: center;
    transition: all 0.2s;
}
.theme-toggle:hover { background: var(--stone); transform: translateY(-1px); }

.accent-panel {
    position: fixed;
    z-index: 1105;
    width: min(308px, calc(100vw - 24px));
    padding: 14px;
    border-radius: 22px;
    border: 1px solid var(--border);
    background: var(--nav-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 24px 60px rgba(28, 26, 24, 0.18);
    opacity: 0;
    transform: translateY(8px) scale(0.98);
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.accent-panel.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.accent-panel__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.accent-panel__eyebrow {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 4px;
}

.accent-panel__title {
    font-family: 'DM Serif Display', serif;
    font-size: 1.15rem;
    color: var(--text);
    line-height: 1.1;
}

.accent-panel__close {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    font-size: 1.1rem;
    cursor: pointer;
    touch-action: manipulation;
}

.accent-panel__close:hover {
    background: var(--stone);
}

.accent-panel__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.accent-swatch {
    appearance: none;
    border: 1px solid var(--border);
    background: var(--card-bg);
    border-radius: 16px;
    min-height: 74px;
    padding: 10px 8px 9px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    touch-action: manipulation;
    color: var(--text);
    font: inherit;
    box-shadow: 0 10px 24px rgba(28, 26, 24, 0.06);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.accent-swatch:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(28, 26, 24, 0.1);
}

.accent-swatch[aria-pressed="true"] {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent), 0 14px 28px rgba(28, 26, 24, 0.1);
}

.accent-swatch__chip {
    width: 100%;
    height: 28px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--swatch-accent), var(--swatch-accent-2));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.accent-swatch__label {
    font-size: 0.72rem;
    font-weight: 600;
    line-height: 1.1;
    text-align: center;
}

.menu-toggle {
    display: none; width: 44px; height: 44px;
    border-radius: 12px; border: 1px solid var(--border);
    background: var(--card-bg); color: var(--text);
    font-size: 1rem; cursor: pointer;
    touch-action: manipulation;
    align-items: center; justify-content: center;
}

/* ── HERO TAG ── */
.hero-tag {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 100px; padding: 7px 16px;
    font-size: 0.82rem; color: var(--text-light); font-weight: 500;
    margin-bottom: 24px; backdrop-filter: blur(10px);
}

.tag-dot {
    width: 7px; height: 7px; border-radius: 50%; background: #7bc47b;
    animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1;transform:scale(1);} 50%{opacity:0.5;transform:scale(0.75);} }

/* ── BOUTONS ── */
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--dark); color: var(--text-on-dark);
    text-decoration: none; padding: 14px 28px;
    border-radius: 100px; font-weight: 500; font-size: 0.92rem;
    border: none; cursor: pointer;
    transition: all 0.25s; touch-action: manipulation;
}
.btn-primary:hover { background: var(--dark-2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(28,26,24,0.15); }

.btn-secondary {
    display: inline-flex; align-items: center; gap: 8px;
    background: transparent; color: var(--text);
    text-decoration: none; padding: 13px 22px;
    border-radius: 100px; font-weight: 500; font-size: 0.92rem;
    border: 1px solid var(--border); cursor: pointer;
    transition: all 0.25s; touch-action: manipulation;
}
.btn-secondary:hover { background: var(--stone); transform: translateY(-2px); }

/* ── LAYOUT ── */
.wrapper { max-width: 1200px; margin: 0 auto; padding: 0 40px; position: relative; z-index: 1; }
.divider { height: 1px; background: var(--border); max-width: 1200px; margin: 0 auto; }

section { padding: 96px 0; scroll-margin-top: 80px; }

.section-header { margin-bottom: 52px; }
.section-label {
    font-size: 0.76rem; font-weight: 600;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 10px;
}
.section-title {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    color: var(--dark); letter-spacing: -0.02em; line-height: 1.1;
}

/* ── FOOTER ── */
footer { border-top: 1px solid var(--border); padding: 36px 40px; padding-bottom: calc(36px + var(--safe-bottom)); margin-top: 60px; }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.footer-logo { font-family: 'DM Serif Display', serif; font-size: 1.05rem; color: var(--dark); }
.footer-version-btn {
    display: inline-flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--text);
    font-size: 0.84rem; font-weight: 500;
    padding: 8px 14px; border-radius: 999px;
    border: 1px solid var(--border); background: var(--card-bg);
    transition: all 0.2s;
}
.footer-version-btn:hover { background: var(--stone); transform: translateY(-1px); }
footer p { font-size: 0.85rem; color: var(--warm-gray); }

/* ── ANIMATIONS ── */
.fade-up { opacity: 0; transform: translateY(26px); transition: opacity 0.65s ease, transform 0.65s ease; }
.fade-up.in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    .fade-up { opacity: 1; transform: none; }
}

/* ── MODE SOMBRE (éléments partagés) ── */
body[data-theme='dark'] .logo,
body[data-theme='dark'] .section-title,
body[data-theme='dark'] .footer-logo,
body[data-theme='dark'] .footer-version-btn { color: var(--text); }

body[data-theme='dark'] .nav-links { background: var(--nav-bg-mobile); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    nav { padding: 0 20px; padding-top: var(--safe-top); }
    .nav-inner { height: 60px; }

    .nav-links {
        position: fixed; top: 0; left: 0; right: 0; bottom: 0;
        flex-direction: column; justify-content: center; align-items: center;
        gap: 10px; padding: 80px 28px;
        background: rgba(250,248,245,0.97);
        backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
        opacity: 0; pointer-events: none;
        transition: opacity 0.25s; z-index: 999;
    }
    .nav-links.open { opacity: 1; pointer-events: auto; }

    .nav-links a {
        font-size: 1.2rem; padding: 13px 32px;
        width: 100%; max-width: 290px; text-align: center;
        border: 1px solid var(--border); border-radius: 16px;
        background: var(--card-bg); color: var(--text);
        min-height: 52px; display: flex; align-items: center; justify-content: center;
    }
    .nav-cta { background: var(--dark) !important; color: var(--text-on-dark) !important; }

    .menu-toggle { display: inline-flex; position: relative; z-index: 1001; }

    .wrapper { padding: 0 20px; }
    section { padding: 68px 0; scroll-margin-top: 68px; }
    .section-header { margin-bottom: 36px; }
    footer { padding: 28px 20px; padding-bottom: calc(28px + var(--safe-bottom)); }
    .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .btn-primary, .btn-secondary { justify-content: center; }

    .accent-panel {
        width: min(292px, calc(100vw - 20px));
        padding: 12px;
    }

    .accent-panel__grid {
        gap: 8px;
    }

    .accent-swatch {
        min-height: 68px;
        padding: 9px 6px 8px;
    }
}