/* Base Reset and Universal Rules */
:root {
    --primary-color: #2b3044;
    --secondary-color: #e51b24; /* DACH red */
    --accent-color: #f7b731; /* Gold */
    --bg-color: #f8f9fa;
    --text-color: #333;
    --light-gray: #e9ecef;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: 2.5rem; margin-top: 2rem; text-align: center; }
h2 { font-size: 2rem; margin-top: 2.5rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--light-gray); }
h3 { font-size: 1.5rem; margin-top: 2rem; }
h4 { font-size: 1.2rem; margin-top: 1.5rem; }

p { margin-bottom: 1rem; }

a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
}
a:hover { text-decoration: underline; }

/* Layout Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.content-wrapper {
    background: #fff;
    padding: 2rem 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 3rem;
}

/* Header */
header {
    background-color: var(--primary-color);
    color: #fff;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}
header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.logo img { height: 40px; width: auto; }
.logo span { color: var(--accent-color); }

/* Hero Section */
.hero {
    margin-top: 2rem;
    margin-bottom: 3rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}
.hero img {
    width: 100%;
    height: auto;
    display: block;
}

/* Lists */
ul, ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}
ul li, ol li {
    margin-bottom: 0.5rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    margin-bottom: 2rem;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
    background-color: #fff;
}
th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--light-gray);
}
th {
    background-color: var(--primary-color);
    color: #fff;
    font-weight: 600;
}
tr:hover { background-color: var(--bg-color); }
td strong { color: var(--secondary-color); }

/* Top 10 List Specific */
.top-list {
    list-style: none;
    padding-left: 0;
}
.top-list li {
    background: #fff;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.top-list li strong {
    font-size: 1.2rem;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

/* Buttons / CTAs */
.cta-btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: #fff !important;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: bold;
    text-align: center;
    transition: background-color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.cta-btn:hover {
    background-color: #c4151e;
    text-decoration: none;
}

/* Info Boxes / Callouts */
.info-box {
    background-color: #e8f4f8;
    border-left: 4px solid #3498db;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}
.warning-box {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: #adb5bd;
    padding: 3rem 0;
    text-align: center;
    margin-top: 4rem;
}
footer img { margin-bottom: 1rem; }
footer a { color: #fff; }
footer p { font-size: 0.9rem; margin-bottom: 0.5rem; }

/* Responsive */
@media (max-width: 768px) {
    .content-wrapper { padding: 1.5rem; }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    .hero { margin-top: 0; border-radius: 0; }
}