/* ========== NAVIGATION PRINCIPALE ========== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: #000;
    z-index: 1000;
    padding: 10px 30px;
}

/* Bande tricolore après la nav */
nav::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #0055A4 0%, #0055A4 33.33%, #FFFFFF 33.33%, #FFFFFF 66.66%, #EF4135 66.66%, #EF4135 100%);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.nav-title {
    font-size: 28px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 2px;
    cursor: pointer;
    transition: color 0.3s ease;
}

.nav-title:hover {
    color: #33C6FF;
}

.nav-buttons {
    display: flex;
    gap: 20px;
}

.nav-btn {
    width: 180px;
    height: 50px;
    border-radius: 10px;
    background: transparent;
    border: 2px solid #fff;
    color: transparent;
    font-size: 13px;
    font-weight: 900;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    transition: all 0.1s ease;
    letter-spacing: 1px;
}

.nav-btn:hover {
    transform: translate(1px, 1px);
    border-color: #33C6FF;
}

.nav-btn:active {
    transform: translate(3px, 3px);
}

.nav-btn::before {
    content: attr(data-text);
    position: absolute;
    top: -2.5px;
    left: -3px;
    width: 166px;
    height: 40px;
    border-radius: 10px;
    background: rgba(58, 58, 58, 0.95);
    backdrop-filter: blur(5px);
    border: 2px solid #fff;
    z-index: 2;
    transition: all 0.1s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 1px;
}

.nav-btn:hover::before {
    width: 172px;
    height: 42px;
    transform: translate(1px, 1px);
    border-color: #33C6FF;
}

.nav-btn:active::before {
    width: 176px;
    height: 46px;
    transform: translate(0px, 0.5px);
}

/* ========== RESPONSIVE NAV ========== */
@media (max-width: 768px) {
    nav {
        padding: 15px 20px;
    }
    
    .nav-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-buttons {
        width: 100%;
        justify-content: center;
    }
    
    .nav-btn {
        width: 150px;
        font-size: 11px;
    }
    
    .nav-btn::before {
        font-size: 11px;
    }
}