/* --- Global Styles & Variables --- */
:root {
    --purple-dark: #3a1a53;
    --purple-main: #5A2A82;
    --purple-light: #e9d8f7;
    --grey-text: #444;
    --grey-light: #f4f4f4;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    font-family: var(--font-main);
    margin: 0;
    color: var(--grey-text);
    background-color: #fff;
    line-height: 1.6;
}

/* --- Header and Footer --- */
.main-header {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-main));
    color: white;
    padding: 2rem 1rem;
    text-align: center;
}

.main-header h1 {
    margin: 0;
    font-size: 2.5rem;
}

.main-footer {
    text-align: center;
    padding: 1.5rem;
    margin-top: 2rem;
    background-color: var(--grey-light);
    color: var(--grey-text);
    font-size: 0.9rem;
}

/* --- Platform Grid Layout --- */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* --- Platform Card Styling --- */
.platform-card {
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    text-decoration: none;
    color: var(--grey-text);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.platform-card h2 {
    color: var(--purple-dark);
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.icon-placeholder {
    font-size: 2.5rem; /* Adjust size of emoji icon */
    line-height: 1;
}

.signature-programs {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
    text-align: center;
}

.signature-programs li {
    margin-bottom: 0.5rem;
}

.signature-programs a {
    color: var(--purple-main);
    font-weight: bold;
    text-decoration: none;
    padding: 0.25rem;
}

.signature-programs a:hover {
    text-decoration: underline;
}

/* --- UBE Content Page Styling --- */
.content-page {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.content-page h2 {
    color: var(--purple-dark);
    border-bottom: 2px solid var(--purple-light);
    padding-bottom: 0.5rem;
    margin-top: 2rem;
}

.content-page h3 {
    color: var(--purple-main);
}

.content-page ul {
    padding-left: 20px;
}

.content-page li {
    margin-bottom: 0.75rem;
}

.back-link {
    display: inline-block;
    margin-top: 2rem;
    color: var(--purple-main);
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
}

.back-link:hover {
    text-decoration: underline;
}