/* Base values & reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #F4F6F9;
    --text-color: #2D3748;
    --text-muted: #5A6A85;
    --primary-color: #0B1B3D;
    --accent-color: #8B1E0F;
    --accent-glow: rgba(139, 30, 15, 0.08);
    --gold-color: #C5A059;
    --card-bg: #FFFFFF;
    --card-border: rgba(11, 27, 61, 0.08);
    --card-shadow: 0 15px 35px -10px rgba(11, 27, 61, 0.12);
    --heading-font: 'Playfair Display', Georgia, serif;
    --body-font: 'Inter', sans-serif;
    --border-radius: 12px;
    --badge-bg: rgba(197, 160, 89, 0.15);
    --badge-text: #8C6A24;
    --quote-bg: #FFFFFF;
    --transition-speed: 0.3s;
}

/* -----------------------------------------
   Global Page Architecture
   ----------------------------------------- */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--body-font);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    padding: 40px 0;
}

/* -----------------------------------------
   Hero Section
   ----------------------------------------- */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.hero-section {
    padding: 60px 24px 30px;
    width: 100%;
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background-color: var(--badge-bg);
    color: var(--badge-text);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--heading-font);
    font-size: 5.6rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.15;
    margin-bottom: 6px;
    letter-spacing: -0.03em;
    text-align: center;
}

/* Signature & Logo Container */
.signature-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 20px;
}

.founders-block {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    color: var(--text-muted);
}

.founders-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.founder-name {
    font-family: var(--heading-font);
    font-style: italic;
    font-weight: 700;
    color: var(--text-color);
}

.signature-logo {
    display: flex;
    align-items: center;
}

.sig-logo-image {
    max-height: 110px;
    width: auto;
    object-fit: contain;
    filter: var(--logo-filter);
    transition: transform 0.3s ease;
}

.sig-logo-image:hover {
    transform: scale(1.08);
}

/* Main Hero Card */
.hero-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    padding: 48px;
    box-shadow: var(--card-shadow);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--gold-color));
}

.hero-lead {
    font-family: var(--heading-font);
    color: var(--primary-color);
    font-size: 1.35rem;
    font-weight: 500;
    line-height: 1.7;
    margin-bottom: 24px;
}

.hero-text-secondary {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.7;
    border-left: 3px solid var(--accent-color);
    padding-left: 20px;
}

/* -----------------------------------------
   Karl Popper Quote Section
   ----------------------------------------- */
.quote-section {
    padding: 40px 24px 60px;
    width: 100%;
    max-width: 900px;
}

.quote-container {
    background-color: var(--quote-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    position: relative;
    border: 1px solid var(--card-border);
    box-shadow: inset 0 0 40px rgba(11, 27, 61, 0.02), var(--card-shadow);
}

.popper-quote {
    text-align: center;
    position: relative;
}

.quote-text {
    font-family: var(--heading-font);
    font-size: 1.7rem;
    font-style: italic;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 20px;
    position: relative;
    color: var(--primary-color);
}

.quote-text::before {
    content: '„';
    font-size: 4rem;
    position: absolute;
    top: -45px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.15;
    color: var(--accent-color);
    font-family: Georgia, serif;
}

.quote-author {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-color);
}

/* -----------------------------------------
   Footer & Construction Notice
   ----------------------------------------- */
.site-footer {
    width: 100%;
    background-color: #FFFFFF;
    border-top: 1px solid var(--card-border);
    padding: 40px 24px;
    margin-top: auto;
}

.footer-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.construction-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(229, 62, 62, 0.08);
    border: 1px solid rgba(229, 62, 62, 0.2);
    color: #E53E3E;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    text-align: center;
    line-height: 1.5;
}

/* -----------------------------------------
   Responsive Layout Details
   ----------------------------------------- */
@media (max-width: 768px) {
    body {
        padding: 20px 0;
    }
    
    .hero-title {
        font-size: 3.4rem;
    }
    
    .hero-card {
        padding: 24px;
    }
    
    .hero-lead {
        font-size: 1.15rem;
    }
    
    .quote-text {
        font-size: 1.35rem;
    }
    
    .signature-container {
        flex-direction: column;
        align-items: center;
        gap: 16px;
        margin-bottom: 12px;
    }

    .founders-block {
        flex-direction: column;
        gap: 4px;
    }
    
    .founder-separator {
        display: none;
    }

    .sig-logo-image {
        max-height: 75px;
    }

    .footer-copyright {
        flex-direction: column;
        gap: 6px;
    }

    .footer-copyright > .footer-divider {
        display: none;
    }
}

/* -----------------------------------------
   Legal Pages (Impressum & Datenschutz)
   ----------------------------------------- */
.footer-copyright a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-speed);
}

.footer-copyright a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.footer-links {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-divider {
    color: var(--card-border);
}

.legal-card {
    line-height: 1.8;
}

.legal-card h2 {
    font-family: var(--heading-font);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-top: 32px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 8px;
}

.legal-card h2:first-of-type {
    margin-top: 0;
}

.legal-card h3 {
    font-family: var(--heading-font);
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-top: 24px;
    margin-bottom: 12px;
}

.legal-card p {
    margin-bottom: 16px;
    color: var(--text-color);
}

.legal-card ul {
    margin-left: 24px;
    margin-bottom: 16px;
    list-style-type: square;
}

.legal-card li {
    margin-bottom: 8px;
    color: var(--text-color);
}

.back-link-container {
    margin-top: 30px;
    text-align: left;
    width: 100%;
    max-width: 900px;
    padding: 0 24px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color var(--transition-speed);
}

.back-link:hover {
    color: var(--accent-color);
}