/* ============================================================
   NAV — Header, navigation, mobile menu, hamburger, discord btn
   ============================================================ */

header {
    max-width: 100vw;
    overflow: hidden;
}

.glass-nav {
    background: rgba(12, 12, 14, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    max-width: 100%;
    overflow: hidden;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--primary) !important;
}

.nav-link.active::after {
    width: 100%;
}

.logo-container {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .logo-container { width: 50px; height: 50px; }
}

/* --- Mobile menu --- */

.mobile-menu {
    display: none;
}

@media (max-width: 767px) {
    .mobile-menu {
        display: block;
        position: fixed;
        top: 88px;              /* espacé de la topbar (12px pt-3 + 52px nav + 24px gap) */
        left: 0.75rem;
        right: 0.75rem;
        max-width: calc(100vw - 1.5rem);
        background: rgba(12, 12, 14, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 1rem;
        padding: 1rem;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        transform: translateY(-16px);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.25s ease, opacity 0.2s ease, visibility 0.25s;
        z-index: 40;
        pointer-events: none;
    }

    .mobile-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
}

.mobile-menu a {
    display: block;
    padding: 0.625rem 0.75rem;
    color: #9ca3af;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    border-radius: 0.5rem;
}

.mobile-menu a:hover {
    color: var(--primary);
    background: rgba(var(--primary-rgb), 0.1);
}

/* --- Hamburger — mobile-only (<768px). Caché par défaut sur desktop. --- */

.hamburger {
    display: none;              /* desktop-first : caché par défaut */
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.375rem;
    transition: background 0.2s ease, border-color 0.2s ease;
    width: 32px;
    height: 32px;
    align-items: center;
    justify-content: center;
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 0.5rem;
}

@media (max-width: 767px) {
    .hamburger { display: flex; }
}

.hamburger span {
    width: 16px;
    height: 2px;
    background: var(--primary);
    transition: all 0.3s ease;
    border-radius: 2px;
    display: block;
}

.hamburger.active {
    background: rgba(var(--primary-rgb), 0.2);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Discord button (mobile menu) --- */

.discord-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.5rem;
    min-height: 44px;
    padding: 0.625rem 1rem;
    border-radius: 0.5rem;
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    color: var(--primary);
    transition: all 0.3s ease;
    text-decoration: none;
}

.discord-btn:hover {
    background: rgba(var(--primary-rgb), 0.2);
    border-color: rgba(var(--primary-rgb), 0.3);
}

.discord-btn svg {
    flex-shrink: 0;
}

.discord-btn span {
    line-height: 1;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}