/* =================================================================
   Puttgarden-Rødby Homepage - SEO Optimized CSS
   Mobile-First Responsive Design
   ================================================================= */

/* CSS Custom Properties */
:root {
    /* Primary Colors */
    --primary-color: #1E3A8A;
    --primary-dark: #1E3A5F;
    --primary-light: #3B82F6;
    --secondary-color: #0EA5E9;
    
    /* Accent Colors */
    --accent-color: #F59E0B;
    --accent-warm: #DC2626;
    --success-color: #22C55E;
    --scandlines-green: #28a745;
    
    /* Grayscale */
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    --gradient-ocean: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 100%);
    --gradient-warm: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
    
    /* Typography */
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-secondary);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--gray-50);
    font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-color);
}

h1 { font-size: clamp(1.75rem, 5vw, 3rem); margin-bottom: var(--space-lg); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); margin-bottom: var(--space-md); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); margin-bottom: var(--space-sm); }

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

a:hover { color: var(--secondary-color); }

/* Accessibility */
.skip-link {
    position: absolute;
    top: -100px;
    left: 10px;
    background: var(--primary-color);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 10px;
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
    color: white;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

*:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Header & Navigation */
.site-header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 0.75rem 0;
}

.navbar-brand {
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand img {
    height: 40px;
    width: auto;
    border-radius: var(--radius-sm);
}

.navbar-nav .nav-link {
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--gray-700) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    font-size: 0.95rem;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background: var(--gray-100);
}

.navbar-nav .nav-link.active {
    color: white !important;
    background: var(--gradient-primary);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--primary-color);
}

/* Hero Section */
.hero {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-2xl) 0 var(--space-3xl);
    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='0.05'%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") repeat;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: white;
    margin-bottom: var(--space-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero .lead {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    opacity: 0.95;
    margin-bottom: var(--space-lg);
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
}

/* Trust Badges */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: var(--space-lg) 0;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.875rem;
    font-weight: 500;
}

.trust-badge svg {
    color: var(--accent-color);
}

/* CTA Buttons */
.btn-cta {
    background: var(--scandlines-green);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.btn-cta:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
}

.price-highlight {
    background: var(--accent-color);
    color: #000;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
}

/* Quick Price Section */
.quick-prices {
    background: white;
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--gray-200);
}

.price-item {
    text-align: center;
    padding: var(--space-md);
}

.price-item strong {
    display: block;
    color: var(--gray-600);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.price-item .price {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Info Cards */
.info-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-xl);
    height: 100%;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

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

.info-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

/* Feature Section */
.feature-section {
    padding: var(--space-3xl) 0;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: white;
}

.feature-card {
    text-align: center;
    padding: var(--space-lg);
}

.feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* Quick Facts Box */
.quick-facts {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border-left: 4px solid var(--primary-color);
}

.quick-facts h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-md);
}

.quick-facts ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.quick-facts li {
    padding: 0.5rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.quick-facts li svg {
    color: var(--success-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* Sidebar CTA Card */
.sidebar-cta {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: sticky;
    top: 100px;
}

.sidebar-cta .card-header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-lg);
    text-align: center;
}

.sidebar-cta .card-header h3 {
    color: white;
    margin: 0;
    font-size: 1.125rem;
}

.sidebar-cta .card-body {
    padding: var(--space-lg);
}

.benefit-list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-lg) 0;
}

.benefit-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.benefit-list li:last-child {
    border-bottom: none;
}

.benefit-list svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

/* FAQ Section */
.faq-section {
    background: var(--gray-50);
    padding: var(--space-3xl) 0;
}

.accordion-item {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md) !important;
    margin-bottom: var(--space-sm);
    overflow: hidden;
}

.accordion-button {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--gray-800);
    font-size: 1rem;
    padding: var(--space-lg);
}

.accordion-button:not(.collapsed) {
    background: var(--gray-50);
    color: var(--primary-color);
}

.accordion-button:focus {
    box-shadow: none;
    outline: 3px solid var(--secondary-color);
    outline-offset: -3px;
}

.accordion-body {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--gray-600);
}

/* CTA Section */
.cta-section {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-3xl) 0;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.cta-section p {
    opacity: 0.95;
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.site-footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.site-footer h5 {
    color: white;
    font-size: 1rem;
    margin-bottom: var(--space-lg);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--space-xl);
    margin-top: var(--space-2xl);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.footer-bottom a,
.footer-legal-link {
    color: #94A3B8 !important;
    transition: color var(--transition-fast);
}

.footer-bottom a:hover,
.footer-legal-link:hover {
    color: #ffffff !important;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--gray-800);
    color: white;
    padding: var(--space-md) 0;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
}

/* Responsive Design - Mobile First */

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
    .hero {
        padding: var(--space-3xl) 0;
    }
    
    .price-item .price {
        font-size: 1.75rem;
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .hero {
        padding: var(--space-4xl) 0;
    }
    
    .trust-badges {
        gap: 1.5rem;
    }
    
    .trust-badge {
        font-size: 0.95rem;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
    .navbar {
        padding: 1rem 0;
    }
    
    .navbar-brand {
        font-size: 1.35rem;
    }
    
    .hero-content {
        max-width: 60%;
    }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

/* XXL devices (1400px and up) */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0a2463;
        --gray-600: #333;
    }
    
    .btn-cta {
        border: 2px solid white;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .back-to-top,
    .cookie-banner,
    .btn-cta {
        display: none !important;
    }
    
    .hero {
        background: white !important;
        color: black !important;
    }
    
    .hero h1,
    .hero .lead {
        color: black !important;
    }
}