/* assets/css/style.css */

/* Base header */
.site-header {
    background: rgba(255, 255, 255, 0);
    /* border-bottom: 1px solid #ddd; */
    position: sticky;
    z-index: 100;
    top: 0;
    padding: 1.5rem 2rem;
    margin-bottom: 20px;
    /* background-image: url(./bureau.jpg); */
}

.site-logo {
    font-family: var(--font-serif);
    text-decoration: none;
    color: #000000;
    font-size: 1.9em;
    font-weight: 600;
}

/* Transparent header variant */
.site-header.transparent {
    background: transparent;
    border-bottom: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.site-header.transparent .logo,
.site-header.transparent .nav-menu a {
    color: white;
}

/* Project header variant */
.site-header.project-header {
    position: sticky;
    top: 0;
    z-index: 100;
}

/* Page-specific body classes */
body.template-home .site-header {
    /* Home-specific styles */
}

body.template-project .site-header {
    /* Project-specific styles */
}

body.template-about .site-header {
    /* About-specific styles */
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Menu Toggle Button */
.menu-toggle {
    display: flex;
    position: absolute;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    padding: 0.5rem;
    z-index: 3000;
    position: relative;
    transition: all 0.3s ease;
    right: 0;
}

.menu-toggle span {
    display: block;
    width: 30px;
    height: 2px;
    background: #333;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.menu-toggle:hover span {
    background: #666;
}

/* Menu Toggle Active State (X) */
.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Fullscreen Menu Overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1500;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Menu Navigation */
.menu-nav {
    text-align: center;
}

.menu-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.menu-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

/* Stagger animation for menu items */
.menu-overlay.active .menu-item:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.1s;
}

.menu-overlay.active .menu-item:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.menu-overlay.active .menu-item:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.menu-overlay.active .menu-item:nth-child(4) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.menu-link {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #333;
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 400;
    font-family: 'Averia Serif Libre', serif;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 1rem;
}

.menu-link:hover {
    color: #666;
    transform: scale(1.05);
}

.menu-link.active {
    color: #000;
    font-weight: 600;
}

.menu-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: #333;
    border-radius: 2px;
}

/* Disabled Link */
.menu-link.disabled {
    color: #ccc;
    cursor: not-allowed;
}

.menu-link.disabled:hover {
    transform: none;
}

.wip-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: #999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Body scroll lock when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Responsive */
@media (max-width: 768px) {
    .site-header {
        padding: 1rem 1.5rem;
    }
    
    .menu-link {
        font-size: clamp(1.5rem, 8vw, 3rem);
    }
}

@media (max-width: 480px) {
    .site-logo {
        font-size: 1.2rem;
    }
    
    .menu-toggle span {
        width: 25px;
    }
}