.main-header {
    position: static;
    top: auto;
    left: auto;
    width: 100%;
    height: 80px;
    z-index: 1000;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    background-color: transparent; /* Initial transparent background */
    box-shadow: none; /* Initial no shadow */
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.8); /* Light mode scrolled background */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}



.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px; /* Example max-width, adjust as needed */
    margin: 0 auto;
    padding: 0 16px;
    height: 100%;
}

.header-left {
    display: flex;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
}

.brand-logo .icon-riad {
    color: var(--color-primary);
    margin-right: 8px;
}

.brand-logo .brand-name {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    font-weight: bold;
}

.header-center .nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.header-center .nav-links li {
    margin: 0 12px; /* Half of 24px gap */
}

.header-center .nav-links .nav-link {
    font-family: 'PT Sans', sans-serif;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    color: rgba(0, 0, 0, 0.8); /* Semi-opaque gray for Sun Mode */
    transition: color 0.3s ease;
}



.header-center .nav-links .nav-link:hover {
    color: var(--color-primary);
}

.header-center .nav-links .nav-link.active {
    color: var(--color-primary);
    font-weight: bold;
}

.header-right {
    display: flex;
    align-items: center;
}

.theme-toggle-btn,
.mobile-menu-trigger {
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.theme-toggle-btn:hover,
.mobile-menu-trigger:hover {
    color: var(--color-primary);
}

.mobile-menu-trigger {
    display: none; /* Hidden on desktop */
    margin-left: 4px; /* 4px gap */
}

/* Off-canvas menu styling */
.off-canvas-menu {
    position: fixed;
    top: 0;
    right: -250px; /* Hidden by default */
    width: 250px;
    height: 100%;
    background: rgba(255, 255, 255, 0.9); /* Light mode glass-card */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    padding: 20px;
    box-sizing: border-box;
}



.off-canvas-menu.open {
    right: 0;
}

.off-canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.off-canvas-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    font-size: 24px;
    padding: 0;
}

.off-canvas-nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 24px; /* 24px gap between links */
}

.off-canvas-nav-links .nav-link {
    font-family: 'PT Sans', sans-serif;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.3s ease;
    display: block;
    padding: 8px 0;
}

.off-canvas-nav-links .nav-link:hover {
    color: var(--color-primary);
}

.off-canvas-nav-links .nav-link.active {
    color: var(--color-primary);
    font-weight: bold;
}

.off-canvas-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: none; /* Hidden by default */
}

.off-canvas-overlay.active {
    display: block;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .header-center,
    .header-right .theme-toggle-btn,
    .header-right .mobile-menu-trigger,
    .off-canvas-menu,
    .off-canvas-overlay {
        display: none !important;
    }

    .header-right .waitlist-btn {
        display: inline-flex !important;
    }

    .header-container {
        justify-content: space-between;
        padding: 0 12px;
    }

    .main-header {
        height: 64px;
    }

    .brand-logo .brand-name {
        font-size: 20px;
    }
}

/* Universal responsive base styles */
html {
    box-sizing: border-box;
    font-size: 16px;
}

*, *:before, *:after {
    box-sizing: inherit;
}

body {
    margin: 0;
    padding: 0;
    min-width: 0;
    min-height: 100vh;
    font-family: 'PT Sans', Arial, sans-serif;
    background: var(--background-color, #fff);
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 1024px) {
    .header-container {
        max-width: 100%;
        padding: 0 8px;
    }
    .main-header {
        height: 72px;
    }
}

@media (max-width: 480px) {
    .main-header {
        height: 56px;
    }
    .brand-logo .brand-name {
        font-size: 16px;
    }
    .header-container {
        padding: 0 4px;
    }
}