@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --color-primary: #E52E2E; /* Brand Red */
  --color-primary-dark: #C21A1A;
  --color-bg-light: #F7F9FC; /* Light Grey */
  --color-bg-white: #FFFFFF;
  --color-accent: #0A84FF; /* Electric Blue */
  --color-dark: #121A26; /* Deep Charcoal */
  --color-dark-alt: #1F2A38;
  --color-text: #334155;
  --color-text-muted: #64748B;
  --color-white: #FFFFFF;
  
  --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
  --shadow-blue: 0 8px 30px rgba(10, 132, 255, 0.2);
  
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --border-radius: 16px;
  --border-radius-lg: 24px;
}

/* Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: var(--color-text); line-height: 1.6; background-color: var(--color-bg-light); overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { color: var(--color-dark); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }

/* Utilities */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.section { padding: 100px 0; }
.section-dark { background-color: var(--color-dark); color: var(--color-white); }
.section-dark h2, .section-dark h3 { color: var(--color-white); }
.section-light { background-color: var(--color-bg-white); }
.section-title { font-size: 2.5rem; margin-bottom: 24px; text-align: center; }
.section-subtitle { font-size: 1.125rem; color: var(--color-text-muted); text-align: center; max-width: 700px; margin: 0 auto 60px; }
.section-dark .section-subtitle { color: #94A3B8; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; border-radius: 50px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: var(--transition); border: none; outline: none; gap: 8px; }
.btn-primary { background-color: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background-color: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(229, 46, 46, 0.3); color: var(--color-white); }
.btn-accent { background-color: var(--color-accent); color: var(--color-white); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: var(--shadow-blue); color: var(--color-white); }
.btn-outline { border: 2px solid var(--color-dark); color: var(--color-dark); background: transparent; }
.btn-outline:hover { background-color: var(--color-dark); color: var(--color-white); }
.section-dark .btn-outline { border-color: var(--color-white); color: var(--color-white); }
.section-dark .btn-outline:hover { background-color: var(--color-white); color: var(--color-dark); }
.btn-large { padding: 18px 36px; font-size: 1.125rem; }

/* Header & Nav */
.header { position: fixed; top: 0; left: 0; width: 100%; padding: 20px 0; z-index: 1000; transition: var(--transition); background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(0,0,0,0.05); }
.header.scrolled { padding: 12px 0; box-shadow: var(--shadow-sm); }
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--color-dark); display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo img { height: 80px; transition: var(--transition); }
.header.scrolled .logo img { height: 50px; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-link { font-weight: 500; font-size: 0.95rem; color: var(--color-text); position: relative; }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background-color: var(--color-primary); transition: var(--transition); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.mobile-menu-btn { display: none; background: none; border: none; font-size: 1.5rem; color: var(--color-dark); cursor: pointer; }

/* Hero Section */
.hero { padding: 180px 0 120px; text-align: center; position: relative; overflow: hidden; background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-white) 100%); }
.hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-block; padding: 8px 16px; background-color: rgba(10, 132, 255, 0.1); color: var(--color-accent); border-radius: 30px; font-weight: 600; font-size: 0.85rem; margin-bottom: 24px; text-transform: uppercase; letter-spacing: 1px; }
.hero h1 { font-size: 4.5rem; margin-bottom: 24px; letter-spacing: -0.04em; line-height: 1.1; }
.hero h1 span { color: var(--color-primary); }
.hero p { font-size: 1.25rem; color: var(--color-text-muted); margin-bottom: 40px; font-weight: 400; }
.hero-actions { display: flex; gap: 16px; justify-content: center; }

/* Info Section (Vision / Zielgruppe) */
.info-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 80px; }
.info-block.reverse { direction: rtl; }
.info-block.reverse > * { direction: ltr; }
.info-content h2 { font-size: 2.5rem; margin-bottom: 20px; }
.info-content p { font-size: 1.125rem; color: var(--color-text-muted); margin-bottom: 20px; }
.info-list { list-style: none; margin-top: 30px; }
.info-list li { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 1.1rem; color: var(--color-dark); font-weight: 500; }
.info-list-icon { color: var(--color-accent); font-size: 1.25rem; }
.info-image { position: relative; border-radius: var(--border-radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: linear-gradient(135deg, #e0e7ff 0%, #dbeafe 100%); min-height: 400px; display: flex; align-items: center; justify-content: center; font-size: 3rem; color: rgba(10, 132, 255, 0.3); }

/* Features/Benefits */
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; margin-top: 50px; }
.card { background: var(--color-bg-white); border-radius: var(--border-radius); padding: 40px 30px; box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid rgba(0,0,0,0.03); text-align: left; }
.card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: rgba(10, 132, 255, 0.2); }
.card-icon { width: 64px; height: 64px; background: rgba(10, 132, 255, 0.1); color: var(--color-accent); border-radius: 20px; display: flex; align-items: center; justify-content: center; font-size: 32px; margin-bottom: 24px; transition: var(--transition); }
.card:hover .card-icon { background: var(--color-accent); color: var(--color-white); transform: scale(1.1); }
.card.primary-card .card-icon { background: rgba(229, 46, 46, 0.1); color: var(--color-primary); }
.card.primary-card:hover .card-icon { background: var(--color-primary); color: var(--color-white); }
.card h3 { font-size: 1.5rem; margin-bottom: 16px; }
.card p { color: var(--color-text-muted); }

/* Steps Section (So funktioniert es) */
.steps-timeline { max-width: 800px; margin: 0 auto; position: relative; padding: 40px 0; }
.steps-timeline::before { content: ''; position: absolute; left: 40px; top: 0; bottom: 0; width: 4px; background: var(--color-bg-light); border-radius: 2px; }
.step-item { display: flex; align-items: flex-start; gap: 40px; margin-bottom: 60px; position: relative; }
.step-item:last-child { margin-bottom: 0; }
.step-number { width: 84px; height: 84px; min-width: 84px; background: var(--color-white); color: var(--color-accent); border: 4px solid var(--color-bg-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.75rem; font-weight: 800; z-index: 10; font-family: 'Inter', sans-serif; box-shadow: var(--shadow-sm); transition: var(--transition); }
.step-item:hover .step-number { border-color: var(--color-accent); background: var(--color-accent); color: var(--color-white); transform: scale(1.1); }
.step-content { background: var(--color-white); padding: 40px; border-radius: var(--border-radius-lg); box-shadow: var(--shadow-md); flex: 1; border: 1px solid rgba(0,0,0,0.03); transition: var(--transition); }
.step-item:hover .step-content { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.step-content h3 { font-size: 1.75rem; margin-bottom: 16px; }
.step-content p { color: var(--color-text-muted); font-size: 1.1rem; }

/* Target Audience List */
.target-audience-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.target-audience-item { background: var(--color-bg-white); border-radius: var(--border-radius); padding: 30px; display: flex; gap: 20px; align-items: center; box-shadow: var(--shadow-sm); border-left: 4px solid var(--color-primary); transition: var(--transition); }
.target-audience-item:nth-child(even) { border-left-color: var(--color-accent); }
.target-audience-item:hover { transform: translateX(10px); box-shadow: var(--shadow-md); }
.target-icon { font-size: 2.5rem; color: var(--color-dark); min-width: 60px; text-align: center; }
.target-content h4 { font-size: 1.25rem; margin-bottom: 8px; }
.target-content p { color: var(--color-text-muted); font-size: 0.95rem; margin: 0; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item { background: var(--color-bg-white); border-radius: var(--border-radius); box-shadow: var(--shadow-sm); overflow: hidden; border: 1px solid rgba(0,0,0,0.04); }
.faq-button { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 24px 30px; background: none; border: none; outline: none; cursor: pointer; text-align: left; font-size: 1.125rem; font-weight: 600; color: var(--color-dark); transition: var(--transition); }
.faq-button:hover { color: var(--color-accent); background: rgba(10, 132, 255, 0.02); }
.faq-icon { font-size: 1.25rem; transition: transform 0.3s ease; color: var(--color-accent); }
.faq-item.active .faq-icon { transform: rotate(45deg); color: var(--color-primary); }
.faq-content { padding: 0 30px; max-height: 0; overflow: hidden; transition: all 0.4s cubic-bezier(0, 1, 0, 1); opacity: 0; color: var(--color-text-muted); font-size: 1.05rem; }
.faq-item.active .faq-content { padding: 0 30px 24px; max-height: 1000px; opacity: 1; transition: all 0.4s ease-in-out; }

/* Contact Form */
.contact-container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; background: var(--color-white); border-radius: var(--border-radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; margin-top: 40px; border: 1px solid rgba(0,0,0,0.05); }
.contact-info { background: var(--color-dark); color: var(--color-white); padding: 50px; position: relative; overflow: hidden; }
.contact-info::before { content: ''; position: absolute; top: -50%; right: -50%; width: 100%; height: 100%; background: radial-gradient(circle, rgba(10,132,255,0.2) 0%, transparent 70%); }
.contact-info h3 { color: var(--color-white); font-size: 2rem; margin-bottom: 20px; position: relative; z-index: 1; }
.contact-info p { color: #94A3B8; margin-bottom: 40px; position: relative; z-index: 1; }
.contact-details { margin-bottom: 40px; position: relative; z-index: 1; }
.contact-detail-item { display: flex; gap: 20px; margin-bottom: 24px; }
.contact-detail-icon { width: 48px; height: 48px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; color: var(--color-accent); }
.contact-detail-text h4 { color: var(--color-white); margin-bottom: 4px; font-size: 1.1rem; }
.contact-detail-text p { color: #e2e8f0; margin-bottom: 0; }
.contact-form-wrap { padding: 50px; }
.form-group { margin-bottom: 24px; position: relative; }
.form-label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.95rem; color: var(--color-dark); }
.form-control { width: 100%; padding: 16px 20px; border-radius: 12px; border: 1px solid #E2E8F0; background: #F8FAFC; font-family: inherit; font-size: 1rem; transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--color-accent); background: var(--color-white); box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.1); }
textarea.form-control { resize: vertical; min-height: 150px; }
.checkbox-group { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 30px; }
.checkbox-group input { margin-top: 4px; }
.checkbox-group label { font-size: 0.9rem; color: var(--color-text-muted); }

/* Impressum Blocks */
.legal-blocks { max-width: 800px; margin: 60px auto 0; }
.legal-block { margin-bottom: 40px; }
.legal-block h3 { margin-bottom: 16px; font-size: 1.5rem; }
.legal-block p { margin-bottom: 12px; color: var(--color-text-muted); }

/* Footer */
.footer { background-color: var(--color-dark); color: var(--color-white); padding: 80px 0 40px; margin-top: 60px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer-brand img { height: 40px; margin-bottom: 24px; }
.logo-text-footer { font-size: 1.5rem; font-weight: 800; color: var(--color-white); display: flex; align-items: center; gap: 10px; text-decoration: none; margin-bottom: 20px; }
.footer-brand p { color: #94A3B8; max-width: 300px; }
.footer h4 { color: var(--color-white); margin-bottom: 24px; font-size: 1.1rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: #94A3B8; }
.footer-links a:hover { color: var(--color-primary); padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; display: flex; justify-content: space-between; color: #64748B; font-size: 0.9rem; }

/* Responsive */
@media (max-width: 992px) {
  .hero h1 { font-size: 3.5rem; }
  .info-block { grid-template-columns: 1fr; gap: 40px; }
  .info-image { min-height: 300px; order: -1; }
  .contact-container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .header { padding: 15px 0; }
  .nav-links { position: fixed; top: 70px; left: 0; width: 100%; background: var(--color-white); flex-direction: column; padding: 40px 20px; gap: 20px; box-shadow: var(--shadow-lg); clip-path: polygon(0 0, 100% 0, 100% 0, 0 0); transition: clip-path 0.4s ease; z-index: 999; }
  .nav-links.active { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
  .mobile-menu-btn { display: block; }
  .hero { padding: 140px 0 80px; }
  .hero h1 { font-size: 2.5rem; }
  .hero-actions { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  
  .steps-timeline::before { left: 24px; }
  .step-number { width: 48px; height: 48px; min-width: 48px; font-size: 1.25rem; border-width: 3px; }
  .step-item { gap: 20px; }
  .step-content { padding: 24px; }
  
  .contact-info, .contact-form-wrap { padding: 30px; }
  .hero-actions .btn { width: 100%; margin-bottom: 10px; }
}

/* Animations Utilities */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-in.appear { opacity: 1; transform: translateY(0); }
.slide-in-right { opacity: 0; transform: translateX(50px); transition: all 0.8s ease; }
.slide-in-right.appear { opacity: 1; transform: translateX(0); }
.slide-in-left { opacity: 0; transform: translateX(-50px); transition: all 0.8s ease; }
.slide-in-left.appear { opacity: 1; transform: translateX(0); }