/**
 * header.css — Header flottant animé
 * Hors-Champ Studio 3.0
 */

/* ──────────────────────────────────────────────
   OVERLAY
────────────────────────────────────────────── */

.overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    backdrop-filter: blur(var(--overlay-blur));
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--duration-normal) ease;
    z-index: var(--overlay-z);
}

.overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ──────────────────────────────────────────────
   HEADER — CONTENEUR PRINCIPAL
────────────────────────────────────────────── */

.header {
    position: fixed !important;
    top: 20px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: #ffffff !important;
    border-radius: 16px !important;
    padding: 10px 24px !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08) !important;
    transition: all 0.5s cubic-bezier(0.34, 1.2, 0.64, 1) !important;
    z-index: 1000 !important;
    width: 460px !important;
    height: 60px !important;
    overflow: hidden !important;
}

.header.open {
    width: 860px !important;
    max-width: 1200px !important;
    height: 460px !important;
    padding: 10px 24px !important;
}

/* ── Tablette (≤ 1024px) ── */
@media screen and (max-width: 1024px) {
    .header {
        width: 50vw !important;
    }
    .header.open {
        width: 80vw !important;
        height: 480px !important;
    }
}

/* ── Mobile paysage / grand smartphone (≤ 768px) ── */
@media screen and (max-width: 768px) {
    .header {
        width: 60vw !important;
        top: 16px !important;
        border-radius: 12px !important;
        padding: 10px 20px !important;
    }
    .header.open {
        width: 90vw !important;
        height: auto !important;
        min-height: 480px !important;
        padding: 20px 24px !important;
    }
}

/* ── Petit smartphone (≤ 480px) ── */
@media screen and (max-width: 480px) {
    .header {
        width: 70vw !important;
        top: 12px !important;
        border-radius: 10px !important;
        padding: 10px 16px !important;
    }
    .header.open {
        width: 90vw !important;
        min-height: 520px !important;
        padding: 16px 20px !important;
    }
}

/* ──────────────────────────────────────────────
   BARRE SUPÉRIEURE DU HEADER
────────────────────────────────────────────── */

.header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 40px;                           /* Barre plus haute pour bien centrer le logo */
    flex-shrink: 0;
}

/* ──────────────────────────────────────────────
   LOGO
────────────────────────────────────────────── */

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    line-height: 1;
}

.logo-image {
    height: 28px;
    width: auto;
    display: block;
}

/* ──────────────────────────────────────────────
   BOUTON BURGER
────────────────────────────────────────────── */

.burger-btn {
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 0;
    flex-shrink: 0;
}

.burger-line {
    width: 24px;
    height: 2px;
    background: var(--color-dark-900);
    border-radius: 2px;
    transition: all var(--duration-slow) var(--ease-bounce);
    transform-origin: center;
}

.burger-btn.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translateY(9px);
}

.burger-btn.active .burger-line:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.burger-btn.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-10px);
}

.burger-btn:hover,
.burger-btn:focus,
.burger-btn:active {
    background-color: transparent !important;
    color: inherit !important;
    outline: none !important;
}

/* ──────────────────────────────────────────────
   CONTENU DU MENU
────────────────────────────────────────────── */

.menu-content {
    opacity: 0;
    pointer-events: none;
    margin-top: var(--space-8);
    transition: opacity var(--duration-normal) ease;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-1);
    flex-shrink: 0;
}

.header.open .menu-content {
    opacity: 1;
    pointer-events: auto;
    transition-delay: 0.3s;
}

/* ──────────────────────────────────────────────
   NAVIGATION — LIENS
────────────────────────────────────────────── */

.nav-links ul,
.nav-links li {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.nav-links > ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.nav-link,
.nav-links li a {
    font-family: var(--font-sans) !important;
    font-size: var(--text-lg) !important;
    font-weight: var(--weight-semi) !important;
    color: var(--color-dark-900);
    text-decoration: none;
    transition: all 0.2s ease !important;
    transform: translateX(-20px);
    opacity: 0;
    display: block;
}

.header.open .nav-link,
.header.open .nav-links li a {
    transform: translateX(0);
    opacity: 1;
}

.header.open .nav-link:nth-child(1) { transition-delay: 0.40s; }
.header.open .nav-link:nth-child(2) { transition-delay: 0.45s; }
.header.open .nav-link:nth-child(3) { transition-delay: 0.50s; }
.header.open .nav-link:nth-child(4) { transition-delay: 0.55s; }
.header.open .nav-link:nth-child(5) { transition-delay: 0.60s; }

.header.open .nav-links li:nth-child(1) a { transition-delay: 0.40s; }
.header.open .nav-links li:nth-child(2) a { transition-delay: 0.45s; }
.header.open .nav-links li:nth-child(3) a { transition-delay: 0.50s; }
.header.open .nav-links li:nth-child(4) a { transition-delay: 0.55s; }
.header.open .nav-links li:nth-child(5) a { transition-delay: 0.60s; }

.nav-link:hover,
.nav-links li a:hover {
    color: var(--color-muted);
    transform: translateX(5px) !important;
    opacity: 1 !important;
}

.nav-links .current-menu-item a,
.nav-links .current_page_item a {
    font-weight: var(--weight-semi);
}

.nav-links .sub-menu {
    padding-left: var(--space-5) !important;
    margin-top: var(--space-3) !important;
    display: none;
}

.nav-links .menu-item:hover .sub-menu {
    display: block;
}

.nav-links .sub-menu li a {
    font-size: var(--text-md) !important;
    opacity: 0.8;
}

.nav-links .menu-item-has-children > a::after {
    content: none !important;
}

/* ──────────────────────────────────────────────
   SECTION VIDÉO
────────────────────────────────────────────── */

.video-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.video-container {
    height: 240px;
    background: var(--color-light-500);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--space-5);
    transform: scale(0.95);
    opacity: 0;
    transition: all var(--duration-slow) var(--ease-bounce);
}

.header.open .video-container {
    transform: scale(1);
    opacity: 1;
    transition-delay: 0.5s;
}

.video-label {
    font-size: var(--text-sm);
    color: var(--color-muted);
    font-weight: var(--weight-medium);
}

/* ──────────────────────────────────────────────
   FOOTER DU MENU
────────────────────────────────────────────── */

.menu-footer {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-light-500);
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--duration-normal) ease;
}

.header.open .menu-footer {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

.footer-text {
    font-size: var(--text-xs);
    color: var(--color-subtle);
}

/* ──────────────────────────────────────────────
   RESPONSIVE
────────────────────────────────────────────── */

@media (max-width: 1024px) and (min-width: 769px) {
    .header.open {
        width: 70vw;
        padding: var(--space-6) var(--space-8);
        height: var(--header-height-open);
    }
}

@media (max-width: 768px) {
    .header {
        width: calc(70vw - 40px);
        height: 52px;
    }

    .header.open {
        width: calc(80vw - 40px);
        height: auto;
        min-height: 500px;
        padding: var(--space-6) var(--space-8);
    }

    .menu-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .nav-link,
    .nav-links li a {
        font-size: 24px !important;
    }

    .logo-image {
        height: 24px;
    }
}