/* Header Styles */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: background-color var(--transition-fast), backdrop-filter var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
}

#main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

#main-header .logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    transition: color var(--transition-fast);
}

#main-header.scrolled .logo {
    color: var(--text-primary);
}

#main-header nav ul {
    display: flex;
    gap: 2rem;
}

#main-header nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

#main-header.scrolled nav a {
    color: var(--text-primary);
}

#main-header nav a:hover {
    color: var(--accent-orange);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
    z-index: 1002;
    position: relative;
}

#main-header.scrolled .menu-toggle {
    color: var(--text-primary);
}

/* Dark Header Variant (For light background pages) */
#main-header.header-dark .logo,
#main-header.header-dark nav a,
#main-header.header-dark .menu-toggle {
    color: var(--text-primary);
}

#main-header.header-dark nav a:hover {
    color: var(--accent-orange);
}

/* Global Layout Classes */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
    box-sizing: border-box;
}

.section-padding {
    padding: 6rem 0;
}

/* Page Header (Common for subpages) */
.page-header {
    background-color: #f0f2f5;
    padding: 8rem 0 4rem;
    text-align: center;
    margin-bottom: 4rem;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.page-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Footer Styles */
#main-footer {
    background-color: var(--footer-bg);
    color: #ccc;
    padding: 4rem 5% 2rem;
    margin-top: auto; /* Push footer to bottom if content is short */
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    line-height: 1.6;
}

.footer-col ul li i {
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.footer-col a {
    color: #ccc;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--accent-orange);
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icons a {
    font-size: 1.2rem;
}

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    #main-header nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        padding: 5rem 2rem;
        transition: right 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        z-index: 1001;
    }

    #main-header nav.active {
        right: 0;
    }

    #main-header nav ul {
        flex-direction: column;
        gap: 1.5rem;
    }

    #main-header nav a {
        color: var(--text-primary);
        font-size: 1.2rem;
    }

    .container {
        padding: 0 2.5rem !important;
    }
    
    .section-padding {
        padding: 4rem 0;
    }
    
    .page-header {
        padding: 6rem 0 3rem;
        margin-bottom: 2rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

/* Narrow desktop / tablet (prevent text touching edges when viewport < 1200px) */
@media (max-width: 1300px) {
    /* Give containers more comfortable horizontal padding on narrower desktop widths */
    .container {
        padding-left: 2.5rem;
        padding-right: 2.5rem;
    }

    /* Ensure hero and other full-width sections keep inner content inset */
    .hero-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    /* Page header and footer spacing */
    .page-header {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    #main-footer {
        padding-left: 2.5rem;
        padding-right: 2.5rem;
    }

    /* Slightly reduce large gaps that can push content flush to edges */
    .solution-preview,
    .global-content {
        gap: 2rem;
    }

    /* Make sure images / media inside previews don't overflow their padding */
    .solution-img,
    .global-map {
        box-sizing: border-box;
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
}