:root {
    --primary: #00ff88;
    --primary-dim: rgba(0, 255, 136, 0.10);
    --primary-glow: rgba(0, 255, 136, 0.30);
    --secondary: #8247e5;

    --bg-base: #080c14;
    --bg-card: #111827;
    --bg-elevated: #1a2235;

    --border: rgba(255,255,255,0.07);
    --border-strong: rgba(255,255,255,0.13);

    --text-primary: #f0f4f8;
    --text-secondary: #7a8ba0;
    --text-muted: #4a5568;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;

    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);

    --nav-height: 68px;
}

/* ================================================
   NAVBAR
   ================================================ */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(8, 12, 20, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(8, 12, 20, 0.97);
    border-bottom-color: var(--border-strong);
    box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.75rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* ===== LOGO ===== */
.nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    flex-shrink: 0;
    transition: var(--transition);
}
.nav-logo i {
    width: 34px; height: 34px;
    background: var(--primary-dim);
    border: 1px solid rgba(0,255,136,0.25);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--primary);
    font-size: 0.9rem;
    transition: var(--transition);
}
.nav-logo:hover { color: var(--primary); }
.nav-logo:hover i {
    background: var(--primary);
    color: #000;
    box-shadow: 0 0 16px var(--primary-glow);
}

/* ===== NAV LINKS ===== */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    justify-content: flex-end;
}

.nav-links a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}
.nav-links a i { font-size: 0.8rem; }

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.nav-links a.active {
    color: var(--primary);
    background: var(--primary-dim);
}

/* Login button style */
.nav-links a[href*="connexion"] {
    background: var(--primary);
    color: #000;
    border-radius: 40px;
    padding: 8px 18px;
    font-weight: 700;
    margin-left: 0.5rem;
}
.nav-links a[href*="connexion"]:hover {
    box-shadow: 0 4px 16px var(--primary-glow);
    transform: translateY(-1px);
    color: #000;
    background: var(--primary);
}

/* Logout subtle style */
.nav-links a[href*="deconnexion"] {
    color: var(--text-muted);
}
.nav-links a[href*="deconnexion"]:hover {
    color: #ff4757;
    background: rgba(255,71,87,0.08);
}

/* ===== NOTIFICATION BADGE ===== */
.notification-link {
    position: relative;
}
.notification-badge {
    position: absolute;
    top: 2px; right: 2px;
    min-width: 18px; height: 18px;
    background: #ff4757;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid var(--bg-base);
    pointer-events: none;
}

/* ===== HAMBURGER ===== */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid var(--border);
    transition: var(--transition);
    flex-shrink: 0;
}
.menu-toggle:hover { border-color: var(--border-strong); background: var(--bg-elevated); }
.menu-toggle span {
    width: 20px; height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: var(--transition);
    display: block;
}
.menu-toggle span.active:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle span.active:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle span.active:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 960px) {
    .menu-toggle { display: flex; }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0; right: 0;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border-strong);
        padding: 1rem 1.25rem 1.5rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.25rem;
        transform: translateY(-110%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        box-shadow: 0 16px 40px rgba(0,0,0,0.4);
    }
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav-links a {
        padding: 11px 14px;
        justify-content: flex-start;
    }
    .nav-links a[href*="connexion"] {
        border-radius: var(--radius-sm);
        margin-left: 0;
        margin-top: 0.5rem;
        justify-content: center;
    }
}

@media (max-width: 540px) {
    .nav-container { padding: 0 1rem; }
}