/* ==========================================================================
   REP MOBILE CO - En-tête et navigation principale
   Chargé sur toutes les pages via includes/header.php
   Les sélecteurs sont préfixés par .site-header pour ne pas entrer en
   conflit avec les règles "header {}" de certaines feuilles de page.
   ========================================================================== */

/* Les couleurs proviennent de charte.css (palette client : noir, gris,
   marron, or). Les variables --hd-* ne font que leur donner un nom local. */
:root {
    --hd-bg: var(--noir-900, #0D0C0A);
    --hd-bg-scrolled: rgba(13, 12, 10, 0.94);
    --hd-surface: var(--noir-700, #1B1815);
    --hd-surface-2: var(--noir-600, #232019);
    --hd-border: var(--bordure, rgba(201, 162, 39, 0.14));
    --hd-text: var(--texte, #D9D5CD);
    --hd-text-muted: var(--texte-doux, #A8A299);
    --hd-accent: var(--accent, #C9A227);
    --hd-accent-strong: var(--accent-clair, #E6CE7E);
    --hd-height: 78px;
    --hd-height-compact: 64px;
    --hd-radius: 12px;
    --hd-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

/* Le header collant a besoin d'un overflow non "hidden" sur les ancêtres.
   "clip" coupe les débordements horizontaux sans créer de conteneur de scroll.
   Si le navigateur ne connaît pas "clip", la déclaration est ignorée et le
   header reste simplement statique : aucun chevauchement possible. */
html {
    overflow-x: clip;
}

body {
    overflow-x: clip;
}

/* --------------------------------------------------------------------------
   Barre principale
   -------------------------------------------------------------------------- */
header.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: 0;
    border-bottom: 1px solid var(--hd-border);
    background: var(--hd-bg);
    box-shadow: 0 2px 18px rgba(0, 0, 0, 0.35);
    color: var(--hd-text);
    font-family: 'Poppins', 'Segoe UI', system-ui, sans-serif;
    text-align: left;
    transition: background-color .3s ease, box-shadow .3s ease;
}

/* Fin liseré doré : signature de marque */
header.site-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--hd-accent), transparent);
    opacity: .55;
    pointer-events: none;
}

header.site-header.is-scrolled {
    background: var(--hd-bg-scrolled);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
}

.site-header .header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: var(--hd-height);
    display: flex;
    align-items: center;
    gap: 24px;
    transition: height .3s ease;
}

header.site-header.is-scrolled .header-inner {
    height: var(--hd-height-compact);
}

/* --------------------------------------------------------------------------
   Marque (logo + nom)
   -------------------------------------------------------------------------- */
.site-header .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
}

.site-header .brand-logo {
    width: 46px;
    height: 46px;
    object-fit: contain;
    border-radius: 10px;
    background: var(--blanc, #F5F2EC);
    padding: 3px;
    transition: transform .3s ease, box-shadow .3s ease;
}

.site-header .brand:hover .brand-logo {
    transform: translateY(-1px) scale(1.04);
    box-shadow: 0 6px 18px rgba(201, 162, 39, 0.35);
}

header.site-header.is-scrolled .brand-logo {
    width: 40px;
    height: 40px;
}

.site-header .brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.site-header .brand-name {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--texte-fort, #F5F2EC);
}

.site-header .brand-tagline {
    font-size: .68rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--hd-accent);
    white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Navigation - version bureau
   -------------------------------------------------------------------------- */
.site-header .main-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 1;
    gap: 6px;
}

.site-header .nav-list {
    display: flex;
    align-items: center;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-header .nav-item {
    position: relative;
}

.site-header .nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--hd-text);
    font-family: inherit;
    font-size: .93rem;
    font-weight: 500;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition: color .2s ease, background-color .2s ease;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus-visible {
    color: var(--hd-accent-strong);
    background: rgba(255, 255, 255, 0.06);
}

.site-header .nav-link.is-active {
    color: var(--hd-accent);
}

/* Soulignement animé sous l'entrée active / survolée */
.site-header .nav-link::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 2px;
    height: 2px;
    border-radius: 2px;
    background: var(--hd-accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .25s ease;
}

.site-header .nav-link:hover::after,
.site-header .nav-link.is-active::after {
    transform: scaleX(1);
}

.site-header .chevron {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
    transition: transform .25s ease;
}

.site-header .nav-item.is-open > .nav-link .chevron {
    transform: rotate(180deg);
}

/* --------------------------------------------------------------------------
   Menus déroulants
   -------------------------------------------------------------------------- */
.site-header .dropdown {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    min-width: 310px;
    padding: 8px;
    border: 1px solid var(--hd-border);
    border-radius: var(--hd-radius);
    background: var(--hd-surface);
    box-shadow: var(--hd-shadow);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .22s ease, transform .22s ease, visibility .22s;
}

/* Petite flèche de raccord */
.site-header .dropdown::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    width: 12px;
    height: 12px;
    margin-left: -6px;
    border-left: 1px solid var(--hd-border);
    border-top: 1px solid var(--hd-border);
    background: var(--hd-surface);
    transform: rotate(45deg);
}

/* Zone tampon pour ne pas perdre le survol entre le lien et le menu */
.site-header .nav-item.has-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 14px;
}

.site-header .nav-item.is-open > .dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.site-header .dropdown-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 11px 12px;
    border-radius: 9px;
    color: var(--hd-text);
    text-decoration: none;
    transition: background-color .2s ease, transform .2s ease;
}

.site-header .dropdown-item:hover,
.site-header .dropdown-item:focus-visible {
    background: var(--hd-surface-2);
    transform: translateX(3px);
}

.site-header .dropdown-item.is-active {
    background: rgba(201, 162, 39, 0.12);
}

.site-header .dropdown-icon {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    border-radius: 9px;
    background: rgba(201, 162, 39, 0.12);
    color: var(--hd-accent);
}

.site-header .dropdown-icon svg {
    width: 18px;
    height: 18px;
}

.site-header .dropdown-label {
    display: block;
    font-size: .92rem;
    font-weight: 600;
    line-height: 1.3;
}

.site-header .dropdown-desc {
    display: block;
    margin-top: 2px;
    font-size: .78rem;
    line-height: 1.35;
    color: var(--hd-text-muted);
}

/* --------------------------------------------------------------------------
   Bouton d'appel à l'action
   -------------------------------------------------------------------------- */
.site-header .nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: 10px;
    padding: 11px 20px;
    border-radius: 999px;
    background: var(--degrade-or, linear-gradient(135deg, #D9B84A, #A8821F));
    color: var(--sur-accent, #17130A);
    font-size: .9rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(201, 162, 39, 0.28);
    transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
}

.site-header .nav-cta:hover,
.site-header .nav-cta:focus-visible {
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 8px 22px rgba(201, 162, 39, 0.42);
}

.site-header .nav-cta svg {
    width: 16px;
    height: 16px;
}

/* --------------------------------------------------------------------------
   Bouton burger
   -------------------------------------------------------------------------- */
.site-header .nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 0;
    border: 1px solid var(--hd-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
    transition: background-color .2s ease, border-color .2s ease;
}

.site-header .nav-toggle:hover {
    border-color: var(--hd-accent);
}

.site-header .nav-toggle .bar {
    width: 20px;
    height: 2px;
    margin: 0 auto;
    border-radius: 2px;
    background: var(--hd-text);
    transition: transform .3s ease, opacity .2s ease;
}

.site-header .nav-toggle[aria-expanded="true"] .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header .nav-toggle[aria-expanded="true"] .bar:nth-child(2) {
    opacity: 0;
}

.site-header .nav-toggle[aria-expanded="true"] .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Voile derrière le panneau mobile */
.nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 998;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s;
}

.nav-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* --------------------------------------------------------------------------
   Accessibilité
   -------------------------------------------------------------------------- */
.site-header a:focus-visible,
.site-header button:focus-visible {
    outline: 2px solid var(--hd-accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    left: 50%;
    top: -60px;
    z-index: 1100;
    padding: 10px 18px;
    border-radius: 0 0 8px 8px;
    background: var(--hd-accent);
    color: var(--sur-accent, #17130A);
    font-weight: 600;
    text-decoration: none;
    transform: translateX(-50%);
    transition: top .2s ease;
}

.skip-link:focus {
    top: 0;
}

/* --------------------------------------------------------------------------
   Navigation - version mobile / tablette
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .site-header .nav-toggle {
        display: flex;
    }

    .site-header .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        z-index: 999;
        width: min(360px, 88vw);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0;
        padding: 92px 20px 40px;
        border-left: 1px solid var(--hd-border);
        background: var(--hd-bg);
        box-shadow: -12px 0 40px rgba(0, 0, 0, 0.5);
        overflow-y: auto;
        overscroll-behavior: contain;
        transform: translateX(100%);
        transition: transform .32s cubic-bezier(.4, 0, .2, 1);
    }

    .site-header .main-nav.is-open {
        transform: translateX(0);
    }

    .site-header .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        width: 100%;
    }

    .site-header .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .site-header .nav-link {
        width: 100%;
        justify-content: space-between;
        padding: 15px 8px;
        font-size: 1rem;
        border-radius: 0;
    }

    .site-header .nav-link::after {
        display: none;
    }

    /* Les sous-menus deviennent des accordéons */
    .site-header .nav-item.has-dropdown::after {
        display: none;
    }

    .site-header .dropdown {
        position: static;
        min-width: 0;
        max-height: 0;
        padding: 0 0 0 8px;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        overflow: hidden;
        transform: none;
        transition: max-height .32s ease, padding .32s ease;
    }

    .site-header .dropdown::before {
        display: none;
    }

    .site-header .nav-item.is-open > .dropdown {
        max-height: 460px;
        padding: 4px 0 12px 8px;
        transform: none;
    }

    .site-header .dropdown-item {
        padding: 10px 8px;
    }

    .site-header .nav-cta {
        margin: 22px 0 0;
        justify-content: center;
        padding: 14px 20px;
    }
}

@media (max-width: 480px) {
    .site-header .header-inner {
        padding: 0 16px;
        gap: 12px;
    }

    .site-header .brand-name {
        font-size: .95rem;
        letter-spacing: .1em;
    }

    .site-header .brand-tagline {
        font-size: .6rem;
    }
}

/* Respect des préférences de mouvement réduit */
@media (prefers-reduced-motion: reduce) {
    .site-header *,
    .nav-overlay {
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
    }
}