/* assets/css/header.css */

/* Main header wrapper styles */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    padding: 1.5rem 0;
    transition: var(--transition-normal);
}

/* Scroll state styling (adds glassmorphism blur and dark background on scroll) */
.main-header.scrolled {
    padding: 1rem 0;
    background-color: rgba(18, 30, 33, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* Logo Design */
.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    height: 56px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-normal);
}

.main-header.scrolled .logo-img {
    height: 46px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-text-light);
    letter-spacing: 1.5px;
}

.logo-subtitle {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 3.5px;
}

/* Desktop Navigation Menu */
.desktop-nav {
    display: block;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2.25rem;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover {
    color: var(--color-text-light);
}

/* Expanding accent dot or line on hover */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-normal);
    transform: translateX(-50%);
}

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

/* Action Area with CTA button & burger toggle */
.action-area {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-header-cta {
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
    border-radius: var(--border-radius-rect);
}

/* Burger Menu Toggle Button */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    cursor: pointer;
    z-index: 1100;
}

.burger-bar {
    width: 100%;
    height: 2px;
    background-color: var(--color-text-light);
    transition: var(--transition-normal);
    transform-origin: left center;
}

/* Burger Icon active transforms */
.menu-toggle.active .bar-1 {
    transform: rotate(45deg);
}

.menu-toggle.active .bar-2 {
    opacity: 0;
    width: 0;
}

.menu-toggle.active .bar-3 {
    transform: rotate(-45deg);
}

/* Mobile Drawer Overlay */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 30, 33, 0.8);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-normal);
}

.drawer-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Mobile Drawer Navigation Styles */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100%;
    background-color: var(--color-bg-dark-card);
    z-index: 999;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-drawer.active {
    right: 0;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.drawer-close {
    font-size: 1.5rem;
    color: var(--color-text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
}

.drawer-close:hover {
    background-color: var(--color-accent);
    color: var(--color-text-dark);
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-muted);
    display: block;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-link:hover {
    color: var(--color-accent);
    padding-left: 0.5rem;
}

.drawer-footer {
    margin-top: auto;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .nav-list {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }

    .btn-header-cta {
        display: none; /* Hide listing button on mobile header, keep in mobile menu */
    }
    
    .logo-title {
        font-size: 1.1rem;
    }
}