/* ===== IMPORT DES VARIABLES ===== */
@import url('root.css');

/* ===== MENU DE NAVIGATION PRINCIPAL ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-light);
    z-index: var(--z-fixed);
    transition: var(--transition);
}

.navbar-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ===== LOGO ===== */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--primary);
    font-family: var(--font-primary);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    transition: var(--transition);
}

.navbar-brand:hover {
    color: var(--secondary);
    transform: translateY(-1px);
}

.navbar-logo {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
}

/* ===== MENU PRINCIPAL ===== */
.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--nav-item-padding);
    color: var(--text);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    border-radius: var(--nav-item-border-radius);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    background: var(--nav-item-hover-bg);
    color: var(--primary);
    transform: translateY(-1px);
}

.nav-link.active {
    background: var(--nav-item-active-bg);
    color: var(--nav-item-active-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

/* ===== SOUS-MENU ===== */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-medium);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: var(--z-dropdown);
}

.nav-item:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-item {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--text);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition);
    border-bottom: 1px solid var(--border);
}

.nav-dropdown-item:last-child {
    border-bottom: none;
}

.nav-dropdown-item:hover {
    background: var(--nav-item-hover-bg);
    color: var(--primary);
    padding-left: calc(var(--space-md) + var(--space-sm));
}

/* ===== BOUTONS D'ACTION ===== */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.btn-nav {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--button-padding-sm);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
    cursor: pointer;
}

.btn-nav:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-1px);
}

.btn-nav.primary {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.btn-nav.primary:hover {
    background: var(--secondary);
    border-color: var(--secondary);
}

/* ===== MENU MOBILE ===== */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius);
    transition: var(--transition);
}

.navbar-toggle:hover {
    background: var(--nav-item-hover-bg);
}

.navbar-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 1px;
    transition: var(--transition);
}

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

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

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .navbar-container {
        padding: 0 var(--space-md);
    }
    
    .navbar-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 1px solid var(--border);
        box-shadow: var(--shadow-medium);
        flex-direction: column;
        padding: var(--space-md);
        gap: var(--space-xs);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .navbar-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        justify-content: center;
        padding: var(--space-md);
    }
    
    .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: var(--nav-item-hover-bg);
        margin-top: var(--space-xs);
        border-radius: var(--radius);
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-actions {
        gap: var(--space-xs);
    }
    
    .btn-nav {
        padding: var(--space-sm);
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .navbar-brand {
        font-size: var(--font-size-lg);
    }
    
    .navbar-logo {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-base);
    }
    
    .navbar-actions .btn-nav {
        display: none;
    }
    
    .navbar-actions .btn-nav:last-child {
        display: inline-flex;
    }
}

/* ===== ÉTATS SPÉCIAUX ===== */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-medium);
}

.navbar.dark {
    background: var(--text);
    border-bottom-color: var(--border);
}

.navbar.dark .nav-link {
    color: var(--white);
}

.navbar.dark .nav-link:hover {
    color: var(--accent);
}

.navbar.dark .navbar-brand {
    color: var(--white);
}

.navbar.dark .navbar-brand:hover {
    color: var(--accent);
}