/* =============================================
   Krüger Bauelemente — Redesign 2026
   Farben: #C74382 (Magenta), #12080D (Dunkel)
   Font: Libre Franklin
   ============================================= */

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

:root {
    --primary: #C74382;
    --primary-dark: #A33569;
    --primary-light: #E85FA0;
    --dark: #12080D;
    --dark-soft: #1F1C1D;
    --text: #333;
    --text-light: #666;
    --bg: #fff;
    --bg-light: #F8EEF2;
    --bg-dark: #1a0e14;
    --border: #e0d0d6;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(199,67,130,0.08);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Libre Franklin', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; display: block; }

/* =============================================
   Header / Navigation
   ============================================= */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }

.nav-container {
    display: flex; align-items: center; justify-content: space-between;
    height: 80px;
}

.logo img { height: 48px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
    font-size: 0.95rem; font-weight: 500; color: var(--dark-soft);
    transition: color var(--transition);
    position: relative;
}
.main-nav a:not(.nav-cta)::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--primary);
    transition: width var(--transition);
}
.main-nav a:not(.nav-cta):hover::after { width: 100%; }
.main-nav a:hover { color: var(--primary); }

.nav-cta {
    background: var(--primary); color: #fff !important;
    padding: 10px 24px; border-radius: var(--radius-sm);
    font-weight: 600;
    transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); }

.nav-toggle {
    display: none; background: none; border: none; cursor: pointer;
    width: 32px; height: 24px; position: relative;
}
.nav-toggle span {
    display: block; width: 100%; height: 2px; background: var(--dark);
    position: absolute; left: 0; transition: var(--transition);
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 11px; }
.nav-toggle span:nth-child(3) { top: 22px; }
.nav-toggle.active span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { top: 11px; transform: rotate(-45deg); }

/* =============================================
   Hero
   ============================================= */
.hero {
    position: relative; min-height: 85vh;
    display: flex; align-items: center;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #2a1520 50%, var(--dark) 100%);
    overflow: hidden; margin-top: 80px;
}
.hero-overlay {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(199,67,130,0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(199,67,130,0.08) 0%, transparent 50%);
}
.hero-content { position: relative; z-index: 2; max-width: 700px; padding: 80px 0; }
.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800; color: #fff;
    line-height: 1.1; margin-bottom: 16px;
}
.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem); color: var(--primary-light);
    font-weight: 600; margin-bottom: 12px;
}
.hero-text { font-size: 1.1rem; color: rgba(255,255,255,0.7); margin-bottom: 32px; line-height: 1.7; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

/* =============================================
   Buttons
   ============================================= */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 32px; border-radius: var(--radius-sm);
    font-family: inherit; font-size: 1rem; font-weight: 600;
    cursor: pointer; border: 2px solid transparent;
    transition: all var(--transition); text-decoration: none;
}
.btn-primary {
    background: var(--primary); color: #fff; border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-dark); border-color: var(--primary-dark);
    color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(199,67,130,0.3);
}
.btn-outline {
    background: transparent; color: #fff; border-color: rgba(255,255,255,0.4);
}
.btn-outline:hover {
    border-color: #fff; color: #fff; background: rgba(255,255,255,0.1);
}
.btn-small { padding: 10px 20px; font-size: 0.9rem; }
.btn-outline-dark {
    background: transparent; color: var(--dark) !important; border: 1px solid var(--border);
    margin-left: 8px;
}
.btn-outline-dark:hover { border-color: var(--primary); color: var(--primary) !important; }

/* =============================================
   Sections
   ============================================= */
.section { padding: 100px 0; }
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 700; color: var(--dark);
    text-align: center; margin-bottom: 12px;
}
.section-subtitle {
    text-align: center; color: var(--text-light);
    max-width: 600px; margin: 0 auto 60px; font-size: 1.05rem;
}

/* =============================================
   Leistungen / Services Grid
   ============================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}
.service-card {
    background: #fff; border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition); text-decoration: none; color: var(--text);
    display: block;
}
.service-card:hover {
    transform: translateY(-4px); box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}
.service-img { height: 180px; overflow: hidden; background: var(--bg-light); }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.service-card:hover .service-img img { transform: scale(1.05); }
.service-card h3 {
    padding: 20px 20px 8px; font-size: 1.15rem; color: var(--dark);
}
.service-card p {
    padding: 0 20px 20px; font-size: 0.9rem; color: var(--text-light); line-height: 1.6;
}

/* =============================================
   Aktionen
   ============================================= */
.aktionen { background: var(--bg-light); }
.aktionen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}
.aktion-card {
    background: #fff; border-radius: var(--radius); padding: 32px;
    border: 1px solid var(--border); position: relative;
    transition: all var(--transition);
}
.aktion-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.aktion-highlight {
    border-color: var(--primary);
    background: linear-gradient(135deg, #fff 0%, var(--bg-light) 100%);
}
.aktion-badge {
    display: inline-block; background: var(--primary); color: #fff;
    padding: 4px 14px; border-radius: 20px; font-size: 0.8rem;
    font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
    margin-bottom: 16px;
}
.aktion-card h3 { font-size: 1.2rem; color: var(--dark); margin-bottom: 10px; }
.aktion-card p { color: var(--text-light); margin-bottom: 20px; font-size: 0.95rem; }

/* =============================================
   Über uns
   ============================================= */
.ueber-uns { background: #fff; }
.about-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.about-text h2 { font-size: 2rem; color: var(--dark); margin-bottom: 20px; text-align: left; }
.about-text p { margin-bottom: 16px; color: var(--text-light); line-height: 1.8; }
.about-features { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature {
    display: flex; align-items: center; gap: 10px;
    font-weight: 500; color: var(--dark);
}
.feature-icon {
    display: flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--bg-light); color: var(--primary);
    font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
}
.about-image { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-image img { width: 100%; height: 100%; object-fit: cover; }

/* =============================================
   Partner
   ============================================= */
.partner { background: var(--bg-light); }
.partner-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 20px;
}
.partner-card {
    background: #fff; border-radius: var(--radius-sm); padding: 24px;
    display: flex; align-items: center; justify-content: center;
    min-height: 100px; border: 1px solid var(--border);
    transition: all var(--transition);
}
.partner-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.partner-card img { max-height: 50px; max-width: 120px; object-fit: contain; filter: grayscale(30%); transition: filter var(--transition); }
.partner-card:hover img { filter: grayscale(0%); }

/* =============================================
   Kontakt
   ============================================= */
.kontakt { background: #fff; }
.kontakt-grid {
    display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px;
}
.kontakt-info { display: flex; flex-direction: column; gap: 24px; }
.kontakt-card {
    background: var(--bg-light); padding: 24px; border-radius: var(--radius-sm);
}
.kontakt-card h3 { font-size: 1.2rem; color: var(--dark); margin-bottom: 8px; }
.kontakt-card h4 { font-size: 1rem; color: var(--dark); margin-bottom: 6px; }
.kontakt-card p { margin-bottom: 4px; }
.kontakt-card a { color: var(--primary); font-weight: 500; }
.kontakt-notfall { border-left: 4px solid var(--primary); }

/* Form */
.kontakt-form {
    background: var(--bg-light); padding: 40px; border-radius: var(--radius);
}
.form-honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group label {
    display: block; font-size: 0.9rem; font-weight: 600; color: var(--dark);
    margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 12px 16px; border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-family: inherit; font-size: 1rem;
    color: var(--text); background: #fff; transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(199,67,130,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-privacy { margin-top: 8px; }
.checkbox-label {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: 0.85rem; color: var(--text-light); cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
    width: 18px; height: 18px; margin-top: 2px; flex-shrink: 0;
    accent-color: var(--primary);
}
.btn-submit { width: 100%; padding: 16px; font-size: 1.05rem; }
.form-status {
    margin-top: 16px; padding: 12px 16px; border-radius: var(--radius-sm);
    font-size: 0.95rem; display: none;
}
.form-status.success { display: block; background: #d4edda; color: #155724; }
.form-status.error { display: block; background: #f8d7da; color: #721c24; }

/* =============================================
   Footer
   ============================================= */
.site-footer {
    background: var(--bg-dark); color: rgba(255,255,255,0.6); padding: 60px 0 0;
}
.footer-grid {
    display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px;
    padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo { margin-bottom: 16px; filter: brightness(1.5); }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; font-size: 0.9rem; }
.footer-col ul a { color: rgba(255,255,255,0.6); }
.footer-col ul a:hover { color: var(--primary-light); }
.footer-col p { font-size: 0.9rem; line-height: 1.7; }
.footer-ust { margin-top: 16px; font-size: 0.8rem; }
.footer-bottom {
    text-align: center; padding: 24px 0; font-size: 0.85rem;
}

/* =============================================
   PDF Modal Viewer
   ============================================= */
.pdf-modal {
    display: none; position: fixed; inset: 0; z-index: 2000;
    align-items: center; justify-content: center;
}
.pdf-modal.open { display: flex; }
.pdf-modal-backdrop {
    position: absolute; inset: 0;
    background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
}
.pdf-modal-content {
    position: relative; z-index: 1;
    width: 90vw; max-width: 900px; height: 85vh;
    background: #fff; border-radius: var(--radius);
    overflow: hidden; box-shadow: 0 24px 80px rgba(0,0,0,0.4);
    display: flex; flex-direction: column;
}
.pdf-modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 24px; background: var(--dark);
    border-bottom: 2px solid var(--primary);
}
.pdf-modal-header h3 {
    color: #fff; font-size: 1.1rem; font-weight: 600; margin: 0;
}
.pdf-modal-actions { display: flex; align-items: center; gap: 12px; }
.pdf-modal-actions .btn { padding: 8px 16px; font-size: 0.85rem; }
.pdf-modal-close {
    background: none; border: none; color: rgba(255,255,255,0.7);
    font-size: 2rem; cursor: pointer; line-height: 1; padding: 0 4px;
    transition: color var(--transition);
}
.pdf-modal-close:hover { color: #fff; }
.pdf-modal-body { flex: 1; overflow: hidden; }
.pdf-modal-body iframe { width: 100%; height: 100%; border: none; }

@media (max-width: 600px) {
    .pdf-modal-content { width: 98vw; height: 90vh; border-radius: 8px; }
    .pdf-modal-header { padding: 12px 16px; }
    .pdf-modal-header h3 { font-size: 0.95rem; }
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 900px) {
    .nav-toggle { display: block; }
    .main-nav {
        display: none; position: fixed; top: 80px; left: 0; right: 0;
        background: #fff; flex-direction: column; padding: 32px 24px;
        gap: 20px; border-bottom: 1px solid var(--border);
        box-shadow: 0 12px 24px rgba(0,0,0,0.08);
    }
    .main-nav.open { display: flex; }
    .nav-cta { text-align: center; }

    .hero { min-height: 70vh; }
    .hero h1 { font-size: 2.2rem; }

    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-image { order: -1; max-height: 400px; }

    .kontakt-grid { grid-template-columns: 1fr; }
    .kontakt-form { padding: 24px; }
    .form-row { grid-template-columns: 1fr; }

    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
    .section { padding: 60px 0; }
    .hero { min-height: 60vh; margin-top: 70px; }
    .hero-content { padding: 40px 0; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }

    .services-grid { grid-template-columns: 1fr; }
    .aktionen-grid { grid-template-columns: 1fr; }
    .partner-grid { grid-template-columns: repeat(3, 1fr); }
    .about-features { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    .nav-container { height: 70px; }
    .main-nav { top: 70px; }
}