/* Reset & Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #cc0000;           /* BRABUS red */
    --primary-dark: #990000;
    --bg-light: #ffffff;
    --text-dark: #0a0a0a;
    --text-medium: #444444;
    --text-light: #777777;
    --border-light: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --radius: 4px;
    --transition: all 0.25s ease;
}

body {
    font-family: 'Helvetica Neue', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.5;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
}

p {
    font-size: 1.1rem;
    color: var(--text-medium);
    margin-bottom: 24px;
}

/* Navigation */
.navbar {
    background-color: var(--bg-light);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -1px;
    text-transform: uppercase;
    display: inline-block;
}

.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger-btn span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--text-dark);
    border-radius: 2px;
}

.mobile-menu {
    background-color: var(--bg-light);
    border-top: 1px solid var(--border-light);
    padding: 20px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    display: none;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 0 16px;
}

.mobile-nav-link,
.mobile-category-btn {
    display: block;
    width: 100%;
    text-align: left;
    padding: 12px 16px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-dark);
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mobile-nav-link:hover,
.mobile-category-btn:hover {
    color: var(--primary);
}

/* Pages */
.page {
    padding: 60px 0;
}

.hidden {
    display: none !important;
}

/* Home Page */
.hero {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 60px;
}

.hero h2 {
    color: var(--text-dark);
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.hero p {
    color: var(--text-medium);
    margin-bottom: 40px;
    font-size: 1.15rem;
    padding: 0 10px;
}

.search-container {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
    gap: 12px;
}

#search-input,
#aps-input {
    flex: 1;
    padding: 15px 20px;
    border: 1px solid var(--border-light);
    border-radius: 0;
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

#search-input:focus,
#aps-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(204, 0, 0, 0.15);
}

#search-btn,
#aps-search-btn {
    background-color: black;
    color: white;
    border: none;
    border-radius: 0;
    padding: 0 32px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

#search-btn:hover,
#aps-search-btn:hover {
    background-color: var(--primary-dark);
}

.categories-section {
    text-align: center;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

/* 🔹 NEW: Category links (look like buttons) */
.category-link {
    display: block;
    background-color: var(--bg-light);
    border: 1px solid var(--border-light);
    color: var(--text-medium);
    padding: 14px 12px;
    border-radius: 0;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    text-align: center;
}

.category-link:hover,
.category-link.active {
    border-color: var(--primary);
    color: var(--primary);
}

/* Course List */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 16px;
}

.btn-text {
    background: none;
    border: 1px solid var(--primary);
    color: var(--primary);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    padding: 8px 20px;
    border-radius: 0;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-text:hover {
    background-color: rgba(204, 0, 0, 0.05);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
}

.course-card {
    background: var(--bg-light);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.course-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.course-header {
    padding: 20px;
    background-color: #f9f9f9;
    border-bottom: 1px solid var(--border-light);
}

.course-header h3 {
    font-size: 1.35rem;
    margin: 0;
    color: var(--text-dark);
    font-weight: 700;
}

.university-list {
    padding: 20px;
}

.uni-item {
    margin-bottom: 18px;
    padding-bottom: 18px;
    border-bottom: 1px dashed #eee;
}

.uni-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.uni-name {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.uni-campus {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.requirement-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 8px 0;
}

.req-badge {
    background: #f0f0f0;
    color: var(--text-medium);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.notes {
    font-size: 0.9rem;
    color: var(--primary);
    font-style: italic;
    margin-top: 6px;
}

.course-url {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
    font-size: 0.95rem;
}

.course-url:hover {
    text-decoration: underline;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-state i {
    font-size: 5rem;
    margin-bottom: 24px;
    color: #ddd;
}

.empty-state h3 {
    font-size: 1.75rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

/* Footer */
footer {
    background-color: #f9f9f9;
    color: var(--text-medium);
    padding: 48px 0 32px;
    text-align: center;
    margin-top: 64px;
    border-top: 1px solid var(--border-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-content {
    max-width: 700px;
    margin: 0 auto;
}

.footer-about {
    margin-bottom: 24px;
    color: var(--text-dark);
    font-size: 1rem;
}

.footer-copyright {
    color: var(--text-light);
    font-size: 0.9rem;
}