/* KFZ-Kredit.de - Modern CSS */

:root {
    /* Farben - Professionell & Vertrauenswürdig */
    --primary: #1a56db;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary: #059669;
    --secondary-light: #10b981;
    --accent: #f59e0b;
    
    --dark: #111827;
    --gray-900: #1f2937;
    --gray-800: #374151;
    --gray-700: #4b5563;
    --gray-600: #6b7280;
    --gray-500: #9ca3af;
    --gray-400: #d1d5db;
    --gray-300: #e5e7eb;
    --gray-200: #f3f4f6;
    --gray-100: #f9fafb;
    --white: #ffffff;
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Schatten */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Abstände */
    --container-max: 1200px;
    --section-padding: 80px;
    
    /* Übergänge */
    --transition: all 0.3s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-100);
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: var(--gray-700);
}

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

a:hover {
    color: var(--primary-dark);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    border-radius: var(--radius);
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    background: var(--gray-100);
    color: var(--primary);
}

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 600;
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: var(--white) !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--gray-700);
}

.menu-toggle svg {
    width: 28px;
    height: 28px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--gray-900) 100%);
    padding: 60px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-400);
    margin-bottom: 30px;
}

.hero-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255,255,255,0.1);
    border-radius: 50px;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.badge svg {
    width: 18px;
    height: 18px;
    color: var(--secondary-light);
}

/* Kredit-Rechner Form */
.kredit-form-wrapper {
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    box-shadow: var(--shadow-xl);
    margin-top: -30px;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(26, 86, 219, 0.1);
}

.kredit-form {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    align-items: end;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.8rem;
}

.form-group select,
.form-group input {
    padding: 8px 10px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    background: var(--white);
    color: var(--dark);
    transition: var(--transition);
    cursor: pointer;
}

.form-group select:hover,
.form-group input:hover {
    border-color: var(--gray-400);
}

.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(26, 86, 219, 0.1);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(26, 86, 219, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 86, 219, 0.5);
    color: var(--white);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-800);
    border: 2px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-200);
    border-color: var(--gray-400);
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* Smava Frame Container */
.frame-container {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin: 40px 0;
}

.frame-header {
    background: var(--gray-100);
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.frame-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

.frame-info {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--gray-600);
}

.frame-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.smava-frame {
    width: 100%;
    min-height: 3800px;
    border: none;
    display: block;
}

/* Section Styles */
.section {
    padding: var(--section-padding) 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    margin-bottom: 16px;
}

.section-title p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    color: var(--gray-600);
}

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--white);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-600);
    margin: 0;
}

/* Bank Logos */
.banks-section {
    background: var(--white);
    padding: 60px 0;
}

.banks-title {
    text-align: center;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gray-500);
    margin-bottom: 30px;
}

.banks-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px;
    opacity: 0.7;
}

.bank-logo {
    height: 36px;
    filter: grayscale(100%);
    transition: var(--transition);
}

.bank-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* Kredit-Kategorien */
.kategorie-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.kategorie-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-decoration: none;
    border: 2px solid transparent;
}

.kategorie-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.kategorie-icon {
    width: 64px;
    height: 64px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--primary);
    transition: var(--transition);
}

.kategorie-card:hover .kategorie-icon {
    background: var(--primary);
    color: var(--white);
}

.kategorie-icon svg {
    width: 28px;
    height: 28px;
}

.kategorie-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.kategorie-card p {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin: 0;
}

/* FAQ Section */
.faq-section {
    background: var(--gray-100);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    color: var(--gray-500);
    transition: var(--transition);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--gray-600);
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

.footer-title {
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-500);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.footer-legal a {
    color: var(--gray-500);
    margin-left: 24px;
}

.footer-legal a:hover {
    color: var(--white);
}

/* Kredit Detail Page */
.kredit-detail-header {
    background: linear-gradient(135deg, var(--dark) 0%, var(--gray-900) 100%);
    padding: 30px 0 50px;
    color: var(--white);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.breadcrumb a {
    color: var(--gray-400);
}

.breadcrumb span {
    color: var(--gray-500);
}

.kredit-detail-title {
    display: flex;
    align-items: center;
    gap: 20px;
}

.kredit-detail-title h1 {
    color: var(--white);
    font-size: 2rem;
}

.kredit-detail-badges {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.detail-badge {
    background: rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
}

/* Info Box */
.info-box {
    background: var(--gray-100);
    border-radius: var(--radius);
    padding: 24px;
    margin: 30px 0;
}

.info-box h3 {
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.info-box p {
    margin: 0;
    color: var(--gray-600);
}

/* Responsive */
@media (max-width: 1024px) {
    .kredit-form {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .kategorie-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 50px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
    }
    
    .kredit-form {
        grid-template-columns: 1fr;
    }
    
    .kredit-form-wrapper {
        padding: 14px 16px;
        margin: 12px;
        margin-top: -20px;
    }
    
    .features-grid,
    .kategorie-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .footer-legal a {
        margin: 0 12px;
    }
    
    .hero-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .frame-header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .frame-info {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 12px 0;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
    }
    
    .btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .kredit-form-wrapper,
    .frame-container {
        display: none;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    margin: -12px 0 0 -12px;
    border: 3px solid var(--gray-300);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Content Text (SEO-Seiten) */
.content-text {
    max-width: 900px;
}

.content-text h2 {
    color: var(--dark);
    margin-bottom: 20px;
}

.content-text h3 {
    color: var(--dark);
    margin: 32px 0 16px 0;
    font-size: 1.25rem;
}

.content-text p {
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 16px;
}

.content-text a {
    color: var(--primary);
    text-decoration: underline;
}

.content-text a:hover {
    color: var(--primary-dark);
}