* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
    background-color: #eab308;
    background-image: 
        linear-gradient(90deg, rgba(202, 138, 4, 0.4) 1px, transparent 1px),
        linear-gradient(0deg, rgba(202, 138, 4, 0.4) 1px, transparent 1px),
        repeating-linear-gradient(45deg, rgba(250, 204, 21, 0.3) 0, rgba(250, 204, 21, 0.3) 2px, transparent 2px, transparent 8px);
    background-size: 40px 40px, 40px 40px, 16px 16px;
    background-repeat: repeat;
}

.card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 4px 10px rgba(0, 0, 0, 0.05);
    max-width: 680px;
    width: 100%;
    padding: 30px 25px;
    text-align: center;
    border-top: 6px solid #cc0000;
}

.logo-container {
    margin-bottom: 20px;
}

.logo-img {
    max-width: 160px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

h1 {
    color: #111827;
    font-size: 1.6rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.intro {
    color: #4b5563;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 25px;
}

/* Bereich Trainingsplan */
.schedule-section {
    margin-bottom: 25px;
    text-align: left;
}

.schedule-section h2 {
    color: #111827;
    font-size: 1.3rem;
    margin-bottom: 15px;
    text-align: center;
}

.day-schedule h3 {
    color: #cc0000;
    font-size: 1.1rem;
    margin-top: 15px;
    margin-bottom: 6px;
    border-bottom: 2px solid #fee2e2;
    padding-bottom: 4px;
}

.day-schedule h3:first-child {
    margin-top: 0;
}

.day-schedule ul {
    list-style-type: none;
    padding-left: 0;
    margin-bottom: 10px;
}

.day-schedule li {
    padding: 6px 8px;
    color: #374151;
    font-size: 0.9rem;
    line-height: 1.4;
    background-color: #f9fafb;
    border-radius: 6px;
    margin-bottom: 4px;
    border-left: 3px solid #1f2937;
}

.day-schedule em {
    color: #6b7280;
    font-size: 0.85rem;
}

/* Info-Box */
.info-box {
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 18px;
    margin-bottom: 20px;
    text-align: left;
}

.info-box h2 {
    color: #1f2937;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.info-box p {
    color: #4b5563;
    font-size: 0.9rem;
    line-height: 1.4;
}

.contact-email {
    margin-top: 8px;
    font-weight: bold;
}

.contact-email a {
    color: #cc0000;
    text-decoration: none;
}

.contact-email a:hover {
    text-decoration: underline;
}

footer {
    border-top: 1px solid #f3f4f6;
    padding-top: 15px;
    font-size: 0.8rem;
    color: #9ca3af;
}

@media (max-width: 480px) {
    .card {
        padding: 20px 15px;
    }
    .day-schedule li {
        font-size: 0.85rem;
    }
}