/* Reusable UI Components */

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-medium);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--color-uva-orange);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: #cc6600;
    text-decoration: none;
    color: var(--color-white);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--color-uva-blue);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: #1a2238;
    text-decoration: none;
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-uva-blue);
    color: var(--color-uva-blue);
}

.btn-outline:hover {
    background-color: var(--color-uva-blue);
    color: var(--color-white);
    text-decoration: none;
}

/* Header & Navigation */
.global-header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-medium-gray);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
}

.header-brand img.logo {
    height: 90px;
    width: auto;
    object-fit: contain;
}

.header-brand h1 {
    font-size: 1.5rem;
    margin: 0;
    color: var(--color-uva-blue);
    line-height: 1.2;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
    margin: 0;
    justify-content: center;
}

.nav-menu li a {
    color: var(--color-text-main);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: 4px;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--color-uva-orange);
    transition: width var(--transition-fast);
}

.nav-menu li a:hover {
    color: var(--color-uva-orange);
    text-decoration: none;
}

.nav-menu li a:hover::after {
    width: 100%;
}

.nav-menu li a.active {
    color: var(--color-uva-orange);
}

.nav-menu li a.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    background: none;
    border: none;
    color: var(--color-uva-blue);
    cursor: pointer;
}

/* Footer */
.global-footer {
    background-color: var(--color-uva-blue);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-content h3 {
    color: var(--color-white);
}

.footer-content p {
    color: var(--color-medium-gray);
}

.footer-content a {
    color: var(--color-uva-orange);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-medium-gray);
}

/* Responsive */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }

    .header-brand h1 {
        font-size: 1.2rem;
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-sm);
        display: none;
        padding-bottom: var(--spacing-md);
    }

    .nav-menu.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
        position: absolute;
        right: var(--spacing-md);
        top: var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}