/* ============================================================
   FICHIER : assets/css/navbar.css
   Barre de navigation - topbar, mega-menu, hamburger responsive
   ============================================================ */

.site-navbar { position: sticky; top: 0; z-index: 1050; width: 100%; }

/* --- Topbar --- */
.topbar {
    background: var(--ocean-deepest);
    color: var(--ocean-foam);
    font-size: .85rem;
    padding: 8px 0;
}
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar-info { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-info a, .topbar-address { color: var(--ocean-foam); display: inline-flex; align-items: center; gap: 6px; }
.topbar-info a:hover { color: var(--accent-gold); }
.topbar-track a {
    color: var(--white); font-weight: 600; display: inline-flex; align-items: center; gap: 6px;
    background: linear-gradient(135deg, var(--accent-coral), var(--accent-gold));
    padding: 5px 16px; border-radius: 30px;
}
@media (max-width: 767px) { .topbar-address { display: none; } }

/* --- Nav principale --- */
.main-nav {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(10,38,71,.08);
    padding: 14px 0;
    transition: var(--transition-base);
}
.main-nav.scrolled { padding: 8px 0; box-shadow: 0 8px 26px rgba(10,38,71,.14); }
.navbar-brand { flex-shrink: 0; }
.navbar-brand img { height: 52px; width: auto; max-width: 100%; object-fit: contain; transition: var(--transition-base); }
.main-nav.scrolled .navbar-brand img { height: 42px; }

.main-nav-menu { display: flex; align-items: center; justify-content: flex-end; flex: 1; gap: 6px; }

.navbar-nav-custom { display: flex; align-items: center; gap: 2px; }
.navbar-nav-custom > li { position: relative; }
.navbar-nav-custom > li > a {
    display: flex; align-items: center; gap: 6px;
    padding: 11px 16px; font-weight: 600; color: var(--ocean-dark);
    border-radius: 10px; font-size: 1rem; white-space: nowrap;
}
.navbar-nav-custom > li > a:hover,
.navbar-nav-custom > li > a.active { color: var(--ocean-teal); background: var(--bg-light); }
.navbar-nav-custom > li > a i { font-size: .75rem; transition: transform .3s; }

.nav-cta { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.btn-nav-primary, .btn-nav-secondary {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 10px 18px; border-radius: 50px; font-weight: 600; font-size: .92rem; white-space: nowrap;
}
.btn-nav-primary { background: linear-gradient(135deg, var(--accent-coral), var(--accent-gold)); color: var(--white); }
.btn-nav-secondary { background: linear-gradient(135deg, var(--ocean-teal), var(--ocean-navy)); color: var(--white); }
.btn-nav-primary:hover, .btn-nav-secondary:hover { transform: translateY(-2px); filter: brightness(1.05); color: var(--white); }

/* --- Mega-menu dropdown (desktop) --- */
.has-dropdown .dropdown-panel {
    position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%) translateY(10px);
    background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-strong);
    padding: 26px; min-width: 620px; opacity: 0; visibility: hidden;
    transition: var(--transition-base); z-index: 100;
}
.has-dropdown.dropdown-panel-simple { min-width: 260px; }
.dropdown-panel-simple { min-width: 260px !important; padding: 16px !important; }
.has-dropdown:hover .dropdown-panel { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.has-dropdown:hover > a i { transform: rotate(180deg); }

.dropdown-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.dropdown-col h6 { color: var(--ocean-teal); font-size: .82rem; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.dropdown-col ul li a { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; color: var(--text-dark); font-size: .92rem; border-bottom: 1px dashed var(--border-light); }
.dropdown-col ul li a:hover { color: var(--accent-coral); padding-left: 4px; }
.dd-price { color: var(--ocean-mid); font-weight: 700; font-size: .82rem; }
.dropdown-footer { margin-top: 18px; text-align: center; border-top: 1px solid var(--border-light); padding-top: 18px; }
.btn-dropdown-cta { display: inline-flex; gap: 8px; align-items: center; background: var(--ocean-dark); color: var(--white); padding: 10px 22px; border-radius: 50px; font-weight: 600; font-size: .9rem; }

.dropdown-panel-simple ul li a { padding: 9px 6px; border-radius: 8px; display: flex; align-items: center; gap: 10px; color: var(--text-dark); }
.dropdown-panel-simple ul li a:hover { background: var(--bg-light); color: var(--ocean-teal); }
.dropdown-divider-item { border-top: 1px solid var(--border-light); margin-top: 6px; padding-top: 6px; }

/* --- Hamburger --- */
.hamburger-btn { display: none; width: 44px; height: 44px; border: none; background: var(--bg-light); border-radius: 10px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; z-index: 1100; }
.hamburger-btn span { display: block; width: 24px; height: 3px; background: var(--ocean-dark); border-radius: 3px; transition: var(--transition-base); }
.hamburger-btn.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger-btn.active span:nth-child(2) { opacity: 0; }
.hamburger-btn.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.navbar-overlay { position: fixed; inset: 0; background: rgba(3,16,31,.6); z-index: 1040; opacity: 0; visibility: hidden; transition: var(--transition-base); }
.navbar-overlay.active { opacity: 1; visibility: visible; }

/* --- Responsive mobile --- */
@media (max-width: 991px) {
    .hamburger-btn { display: flex; }
    .navbar-brand img { height: 40px; }
    .main-nav-menu {
        position: fixed; top: 0; right: -100%; height: 100vh; width: min(360px, 88%);
        background: var(--white); z-index: 1080; padding: 100px 26px 30px;
        overflow-y: auto; transition: right .45s cubic-bezier(.25,.8,.25,1);
        box-shadow: -10px 0 40px rgba(0,0,0,.2);
        display: block !important;
    }
    .main-nav-menu.active { right: 0; }
    .navbar-nav-custom { flex-direction: column; align-items: stretch; gap: 4px; }
    .navbar-nav-custom > li > a { justify-content: space-between; }
    .has-dropdown .dropdown-panel {
        position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none;
        min-width: 100%; display: none; padding: 12px; background: var(--bg-light); margin-top: 6px;
    }
    .has-dropdown.open .dropdown-panel { display: block; }
    .dropdown-grid { grid-template-columns: 1fr; }
    .nav-cta { flex-direction: column; margin: 20px 0 0; align-items: stretch; }
    .btn-nav-primary, .btn-nav-secondary { justify-content: center; }
}

@media (max-width: 400px) {
    .navbar-brand img { height: 32px; }
}