/* ===== Top Megamenu ===== */
:root {
    --nh: 52px; /* hauteur de la barre */
}

body {
    padding-top: var(--nh);
    padding-left: 0;
}

.navbar {
    position: fixed;
    left: 0; right: 0; top: 0;
    height: var(--nh);
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

/* ── Header (une seule ligne : brand · catégories · auth · hamburger) ─────────
   Le fond flouté est ici (pas sur .navbar) : backdrop-filter/filter/transform
   sur un ancêtre créent un containing block pour les descendants
   position:fixed, ce qui casserait le positionnement plein-viewport de
   #navMobileOverlay (frère de .nav-header, mais enfant de .navbar). */
.nav-header {
    display: flex;
    align-items: center;
    width: 100%;
    height: var(--nh);
    padding: 0 10px;
    gap: 4px;
    background: rgba(10, 15, 26, 0.98);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.88rem;
    padding: 6px 8px;
    border-radius: 8px;
    flex-shrink: 0;
    transition: background 0.15s;
}
.nav-brand:hover { background: var(--bg-input); }
.nav-brand .material-icons-round {
    font-size: 20px;
    color: var(--accent);
    flex-shrink: 0;
}
.nav-brand-text {
    white-space: nowrap;
}

/* ── Catégories (megamenu) ───────────────────────────────────────────────────── */
/* NB: pas de filter/mask/transform ici — ces propriétés créeraient un
   containing block pour les descendants position:fixed (.nav-cat-panel),
   cassant leur positionnement plein-écran (même piège que backdrop-filter
   plus haut). Le fondu de bord est donc un ::after décoratif séparé. */
.nav-cats {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
    margin: 0 10px 0 6px;
}
.nav-cats::-webkit-scrollbar { height: 3px; }
.nav-cats::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* Fondu à droite : indique qu'il reste des catégories à faire défiler
   quand la barre est trop étroite pour toutes les afficher. */
.nav-cats::after {
    content: '';
    position: absolute;
    top: 0; right: 0; bottom: 0;
    width: 22px;
    background: linear-gradient(to right, transparent, rgba(10,15,26,0.98));
    pointer-events: none;
}

.nav-cat {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.nav-cat-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 100%;
    padding: 0 11px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 0.76rem;
    font-weight: 600;
    white-space: nowrap;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.nav-cat-btn:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
}
.nav-cat-btn .material-icons-round {
    font-size: 16px;
    opacity: 0.55;
    flex-shrink: 0;
}
.nav-cat-btn:hover .material-icons-round { opacity: 0.8; }
.nav-cat-chevron {
    font-size: 15px !important;
    opacity: 0.4;
    flex-shrink: 0;
    transition: transform 0.18s ease, opacity 0.15s;
}
.nav-cat.open .nav-cat-btn .nav-cat-chevron { transform: rotate(180deg); opacity: 0.8; }

/* Catégorie ouverte OU contenant l'outil actif */
.nav-cat.open .nav-cat-btn {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
    border-bottom-color: var(--accent);
}
.nav-cat.active .nav-cat-btn {
    color: var(--cyan);
}
.nav-cat.active .nav-cat-btn .material-icons-round { opacity: 0.9; }
.nav-cat.active:not(.open) .nav-cat-btn { border-bottom-color: rgba(6,182,212,0.4); }

/* Panneau déroulant — position:fixed (positionné en JS) pour échapper au
   clipping de .nav-cats, qui doit rester overflow-x:auto pour le scroll
   horizontal des catégories sur écrans étroits. */
.nav-cat-panel {
    display: none;
    position: fixed;
    top: var(--nh);
    left: 0;
    min-width: 260px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0 0 12px 12px;
    box-shadow: 0 18px 44px rgba(0,0,0,0.5);
    padding: 8px;
}
.nav-cat.open .nav-cat-panel { display: block; }

.nav-cat-panel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(150px, 1fr));
    gap: 2px;
}

/* ── Lien vers un outil (partagé desktop + mobile) ───────────────────────────── */
.nav-tool {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 9px;
    border-radius: 7px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.79rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    transition: color 0.15s, background 0.15s;
}
.nav-tool .material-icons-round {
    font-size: 17px;
    flex-shrink: 0;
}
.nav-tool-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.nav-tool:hover {
    color: var(--text-primary);
    background: var(--bg-input);
}
.nav-tool.active {
    color: var(--cyan);
    background: var(--cyan-bg);
}
.nav-tool.active .material-icons-round { color: var(--cyan); }

.nav-divider { display: none; }

/* ── Zone droite : auth + hamburger ──────────────────────────────────────────── */
.nav-header-right {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
    margin-left: auto;
}

.nav-hamburger {
    display: none;
    align-items: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
}
.nav-hamburger:hover { color: var(--text-primary); background: var(--bg-input); }
.nav-hamburger .material-icons-round { font-size: 22px; }

/* ── Auth bar (haut à droite) ─────────────────────────────────────────────────── */
.nav-auth-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    cursor: pointer;
    background: none;
    transition: background 0.15s, border-color 0.15s;
    flex-shrink: 0;
}
.nav-auth-bar:hover {
    background: rgba(255,255,255,0.05);
}
.nav-auth-bar-ok {
    background: rgba(0, 200, 120, 0.06);
    border-color: rgba(0, 200, 120, 0.25);
}
.nav-auth-bar-ok:hover {
    background: rgba(0, 200, 120, 0.1);
}
.nav-auth-icon {
    font-size: 16px !important;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: color 0.2s;
}
.nav-auth-bar-ok .nav-auth-icon {
    color: var(--green, #00c878);
}
.nav-auth-label {
    font-size: 0.74rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}
.nav-auth-bar-ok .nav-auth-label {
    color: var(--text-secondary);
}
.nav-auth-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--red, #ff4d4d);
    flex-shrink: 0;
    transition: background 0.2s;
}
.nav-auth-dot-ok {
    background: var(--green, #00c878);
}

/* ── Monitor bar (haut à droite, à côté de l'auth) ────────────────────────────── */
.nav-mon-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    cursor: pointer;
    background: none;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s;
    flex-shrink: 0;
}
.nav-mon-bar:hover {
    background: rgba(255,255,255,0.05);
}
.nav-mon-bar-ok {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.3);
}
.nav-mon-bar-ok:hover {
    background: rgba(59, 130, 246, 0.14);
}
.nav-mon-icon {
    font-size: 16px !important;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: color 0.2s;
}
.nav-mon-bar-ok .nav-mon-icon {
    color: #3b82f6;
}
.nav-mon-label {
    font-size: 0.74rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}
.nav-mon-bar-ok .nav-mon-label {
    color: var(--text-secondary);
}
.nav-mon-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.4;
    flex-shrink: 0;
    transition: background 0.2s, opacity 0.2s;
}
.nav-mon-dot-ok {
    background: #3b82f6;
    opacity: 1;
}

/* ── Global auth modal ───────────────────────────────────────────────────────── */
.auth-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 9000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}
.auth-modal-overlay.open {
    display: flex;
}
.auth-modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    width: 340px;
    max-width: calc(100vw - 32px);
    box-shadow: 0 24px 60px rgba(0,0,0,0.5);
    overflow: hidden;
}
.auth-modal-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}
.auth-modal-header .material-icons-round { font-size: 20px; }
.auth-modal-close {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    transition: color 0.15s, background 0.15s;
}
.auth-modal-close:hover { color: var(--text-primary); background: var(--bg-input); }
.auth-modal-close .material-icons-round { font-size: 18px; }
#authModalBody {
    padding: 16px;
}
.auth-modal-input {
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.85rem;
    padding: 9px 12px;
    outline: none;
    font-family: inherit;
    transition: border-color 0.15s;
}
.auth-modal-input:focus {
    border-color: var(--accent);
}

/* ── Menu mobile plein écran ──────────────────────────────────────────────────── */
.nav-mobile-overlay {
    display: none;
}

/* ===== Mobile ===== */
@media (max-width: 768px) {
    body {
        padding-top: var(--nh);
    }

    .nav-cats { display: none; } /* le megamenu desktop est remplacé par l'overlay */

    .nav-brand { flex: 1; min-width: 0; }
    .nav-brand-text { overflow: hidden; text-overflow: ellipsis; }

    .nav-auth-label { display: none; }
    .nav-auth-dot { display: none; }
    .nav-auth-bar { padding: 7px 9px; border-radius: 8px; }

    .nav-mon-label { display: none; }
    .nav-mon-dot { display: none; }
    .nav-mon-bar { padding: 7px 9px; border-radius: 8px; }

    .nav-hamburger { display: flex; }

    .nav-mobile-overlay {
        display: none;
        position: fixed;
        top: var(--nh); left: 0; right: 0; bottom: 0;
        background: var(--bg-card);
        overflow-y: auto;
        padding: 8px;
        z-index: 999;
    }
    .nav-mobile-overlay.open { display: block; }

    .nav-mcat {
        display: flex;
        flex-direction: column;
        margin-bottom: 2px;
    }
    .nav-mcat-header {
        display: flex;
        align-items: center;
        gap: 8px;
        width: 100%;
        padding: 10px 8px;
        background: none;
        border: none;
        cursor: pointer;
        border-radius: 8px;
        text-align: left;
    }
    .nav-mcat-header:hover { background: rgba(255,255,255,0.04); }
    .nav-mcat-icon {
        font-size: 16px !important;
        color: var(--text-muted);
        opacity: 0.6;
        flex-shrink: 0;
    }
    .nav-mcat-label {
        flex: 1;
        font-size: 0.68rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.6px;
        color: var(--text-muted);
    }
    .nav-mcat-chevron {
        font-size: 16px !important;
        color: var(--text-muted);
        opacity: 0.5;
        transition: transform 0.2s ease;
    }
    .nav-mcat.closed .nav-mcat-chevron { transform: rotate(-90deg); }
    .nav-mcat.closed .nav-mcat-tools { display: none; }

    .nav-mcat-tools {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
        padding: 2px 4px 8px;
    }
    .nav-mcat-tools .nav-tool { flex: 1; min-width: 130px; }
}