/* 
ukcasinochecker2025 - Unique Responsive CSS
Modern Design for UK Casino Aggregator
*/

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.5rem;
    color: #34495e;
}

p {
    margin-bottom: 1rem;
    color: #4a5568;
}

/* Header */
.header {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    position: relative;
    overflow: hidden;
    padding: 2rem 0;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

.header-content {
    position: relative;
    z-index: 2;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo:hover {
    color: #f39c12;
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #f39c12;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: #f39c12;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 70%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #fff, #f39c12);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: #e8e8e8;
    margin-bottom: 2rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Main Content */
.main-content {
    background: #fff;
    margin-top: -3rem;
    position: relative;
    z-index: 3;
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
    padding: 4rem 0;
}

/* Offers Section */
.offers-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.offer-card {
    background: #fff;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.offer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.offer-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    border-color: #667eea;
}

.offer-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.offer-card p {
    color: #6c757d;
    margin-bottom: 1.5rem;
}

.offer-btn {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    width: 100%;
    text-align: center;
}

.offer-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Play Safely Section */
.play-safely {
    padding: 4rem 0;
    background: linear-gradient(135deg, #e8f5e8 0%, #f0f8ff 100%);
    text-align: center;
    position: relative;
}

.play-safely::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="10" height="10" patternUnits="userSpaceOnUse"><circle cx="5" cy="5" r="0.5" fill="rgba(0,0,0,0.03)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23dots)"/></svg>');
}

.play-safely-content {
    position: relative;
    z-index: 2;
}

.age-restriction {
    background: #dc3545;
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.regulators {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.regulator-logo {
    transition: all 0.3s ease;
    opacity: 0.8;
    filter: grayscale(20%);
}

.regulator-logo:hover {
    opacity: 1;
    transform: scale(1.05);
    filter: grayscale(0%);
}

.regulator-logo img {
    max-height: 60px;
    width: auto;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #f39c12;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495e;
    color: #95a5a6;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 2rem;
    border-radius: 15px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    color: #aaa;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: #000;
}

.modal h2 {
    color: #dc3545;
    margin-bottom: 1rem;
    text-align: center;
}

.modal p {
    margin-bottom: 1rem;
    text-align: center;
}

.modal-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    display: block;
    margin: 1rem auto 0;
    transition: all 0.3s ease;
}

.modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #2c3e50;
    color: #fff;
    padding: 1rem;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 999;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-text {
    flex: 1;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

.cookie-btn {
    padding: 8px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.cookie-btn.accept {
    background: #27ae60;
    color: #fff;
}

.cookie-btn.decline {
    background: #e74c3c;
    color: #fff;
}

.cookie-btn:hover {
    transform: translateY(-2px);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-weight: 600;
}

/* Checkbox styling */
.form-group .checkbox-label {
    display: flex !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
    margin-bottom: 0 !important;
    font-weight: 400 !important;
    line-height: 1.5 !important;
    padding: 0.75rem 0 !important;
    cursor: pointer !important;
    border-radius: 8px !important;
    transition: background-color 0.2s ease !important;
}

.form-group .checkbox-label:hover {
    background-color: rgba(102, 126, 234, 0.05) !important;
}

.form-group input[type="checkbox"] {
    width: 18px !important;
    height: 18px !important;
    margin: 0 !important;
    flex-shrink: 0 !important;
    margin-top: 0.125rem !important;
    cursor: pointer !important;
    accent-color: #667eea !important;
    border: 2px solid #d1d5db !important;
    border-radius: 4px !important;
}

/* Checkbox text styling */
.form-group .checkbox-label > span {
    font-size: 0.95rem !important;
    color: #4a5568 !important;
    line-height: 1.5 !important;
    flex: 1 !important;
}

/* Links within checkbox labels */
.form-group .checkbox-label > span a {
    color: #667eea !important;
    text-decoration: underline !important;
    font-weight: 500 !important;
    transition: color 0.2s ease !important;
}

.form-group .checkbox-label > span a:hover {
    color: #5a67d8 !important;
}

/* Checkbox hover effects */
.form-group input[type="checkbox"]:hover {
    border-color: #667eea !important;
    transform: scale(1.05) !important;
    transition: all 0.2s ease !important;
}

.form-group input[type="checkbox"]:focus {
    outline: 2px solid #667eea !important;
    outline-offset: 2px !important;
    border-color: #667eea !important;
}

.form-group input[type="checkbox"]:checked {
    background-color: #667eea !important;
    border-color: #667eea !important;
}

/* Visual separation between checkbox groups */
.form-group:has(.checkbox-label) {
    margin-bottom: 1rem !important;
    border-bottom: 1px solid #f0f0f0 !important;
    padding-bottom: 0.5rem !important;
}

.form-group:has(.checkbox-label):last-of-type {
    border-bottom: none !important;
    margin-bottom: 2rem !important;
}

/* Fallback for browsers that don't support :has() */
@supports not (selector(:has(.checkbox-label))) {
    .form-group .checkbox-label {
        margin-bottom: 1rem !important;
        border-bottom: 1px solid #f0f0f0 !important;
        padding-bottom: 0.5rem !important;
    }
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #2c3e50;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }

    .nav-links.show {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .offers-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .offer-card {
        padding: 1.5rem;
    }

    .regulators {
        gap: 1rem;
    }

    .regulator-logo img {
        max-height: 50px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .cookie-content {
        flex-direction: column;
        gap: 1rem;
    }

    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }

    .modal-content {
        margin: 20% auto;
        width: 95%;
    }

    /* Mobile checkbox styling */
    .form-group .checkbox-label {
        font-size: 0.9rem !important;
        padding: 0.5rem !important;
        gap: 0.5rem !important;
    }

    .form-group .checkbox-label > span {
        font-size: 0.85rem !important;
    }

    .form-group input[type="checkbox"] {
        width: 16px !important;
        height: 16px !important;
        margin-top: 0.25rem !important;
    }

    .form-group:has(.checkbox-label) {
        margin-bottom: 0.75rem !important;
        padding-bottom: 0.5rem !important;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .offer-card {
        padding: 1rem;
    }

    .play-safely {
        padding: 2rem 0;
    }

    .regulators {
        flex-direction: column;
        gap: 1rem;
    }

    .regulator-logo img {
        max-height: 40px;
    }

    /* Extra small screen checkbox styling */
    .form-group .checkbox-label {
        padding: 0.4rem !important;
        gap: 0.4rem !important;
    }

    .form-group .checkbox-label > span {
        font-size: 0.8rem !important;
    }

    .form-group input[type="checkbox"] {
        width: 14px !important;
        height: 14px !important;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Accessibility */
.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 styles */
*:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .offer-card {
        border: 2px solid #000;
    }
    
    .modal-content {
        border: 2px solid #000;
    }
}

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