/* =========================================
   Grundlayout
========================================= */

body {
    margin: 0;
    font-family: system-ui, Arial, sans-serif;
    background: #f5f5ff;
    color: #1a1b3a;
    line-height: 1.6;
}

main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
}

/* =========================================
   Hero / Header
========================================= */

.hero {
    background: linear-gradient(135deg, #1a1b3a, #4c2a85);
    text-align: center;
    padding: 40px 20px;
    color: white;
}

.hero-logo {
    width: 260px;
    max-width: 80%;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 2.6rem;
    margin: 0;
}

.hero-sub {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-top: 10px;
}

/* =========================================
   Sektionen
========================================= */

.section {
    margin-top: 50px;
}

.section-title {
    font-size: 2rem;
    color: #1a1b3a;
    margin-bottom: 20px;
    text-align: center;
}

/* =========================================
   Karten für Termine
========================================= */

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 20px;
}

.card {
    padding: 20px;
    border-radius: 12px;
    color: white;
    text-align: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.card h3 {
    margin: 0 0 10px;
    font-size: 1.4rem;
}

/* Farben */
.card.normal {
    background: #4c2a85;
}

.card.early {
    background: #1a1b3a;
}

.card.nocourse {
    background: #ffd447;
    color: #1a1b3a;
    font-weight: bold;
}

/* =========================================
   Themen-Kacheln
========================================= */

.topics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 15px;
}

.topic {
    background: #edefff;
    padding: 18px;
    border-radius: 10px;
    font-size: 1.1rem;
    text-align: center;
    border-left: 6px solid #4c2a85;
}

/* =========================================
   Downloads
========================================= */

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.download-box {
    background: white;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #dcdcff;
    box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}

.download-box h3 {
    margin-top: 0;
    color: #4c2a85;
}

.download-box a {
    display: block;
    margin: 6px 0;
    color: #1a1b3a;
    text-decoration: none;
    font-size: 0.95rem;
}

.download-box a:hover {
    text-decoration: underline;
}

/* =========================================
   Mausübungen
========================================= */

.mouse-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
}

.mouse-grid a {
    display: block;
    background: #4c2a85;
    color: white;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    font-size: 1rem;
}

.mouse-grid a:hover {
    background: #1a1b3a;
}

/* =========================================
   Formular
========================================= */

.form-box {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.form-box input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.form-box button {
    padding: 12px 20px;
    background: #4c2a85;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
}

.form-box button:hover {
    background: #1a1b3a;
}

.success-msg {
    display: none;
    text-align: center;
    color: green;
    font-weight: bold;
    margin-top: 15px;
}

/* =========================================
   Datenschutz / Hinweise
========================================= */

.info-text {
    background: #edefff;
    padding: 20px;
    border-radius: 12px;
    font-size: 1rem;
    line-height: 1.7;
}

/* =========================================
   Ansprechpartner
========================================= */

.contact-box {
    text-align: center;
}

.contact-img {
    width: 120px;
    border-radius: 50%;
    margin-bottom: 10px;
}

/* =========================================
   Responsive
========================================= */

@media (max-width: 600px) {
    .hero h1 {
        font-size: 2rem;
    }
    .hero-sub {
        font-size: 1rem;
    }
}