/* CSS Reset and Variables */
:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --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);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--gray-900);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
}

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1rem;
    line-height: 1;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #3b82f6 100%);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #2563eb 100%);
    color: var(--white);
    border-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    box-shadow: 0 2px 20px rgba(37, 99, 235, 0.05);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 32px rgba(37, 99, 235, 0.15);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    font-size: 1.25rem;
    margin: 0;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    transition: all var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-color);
}

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

.nav-link.cta-button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.nav-link.cta-button:hover {
    background-color: var(--primary-hover);
    color: var(--white);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 2px;
    background-color: var(--gray-700);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Mobile Navigation */
@media screen and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: var(--spacing-lg) 0;
        gap: var(--spacing-md);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

/* Hero Section */
.hero {
    padding: calc(70px + var(--spacing-3xl)) var(--spacing-sm) var(--spacing-3xl);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, var(--white) 100%);
    text-align: center;
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 50%);
    animation: rotate 20s linear infinite;
    z-index: 0;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.1);
    animation: fadeInUp 0.8s ease-out;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: var(--gray-600);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

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

/* About Section */
.about {
    padding: var(--spacing-3xl) var(--spacing-sm);
    background: linear-gradient(135deg, var(--gray-50) 0%, #fafbfc 100%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.3;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.about-text h2 {
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
}

.about-text h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.section-header h2::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -60px;
    width: 50px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color));
}

.section-header h2::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -60px;
    width: 50px;
    height: 1px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .section-header h2::before,
    .section-header h2::after {
        display: none;
    }
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) var(--spacing-sm);
    background: linear-gradient(135deg, #f8fafc 0%, var(--gray-50) 100%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    opacity: 0.3;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 12px 48px rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--primary-color));
}

.contact-info h3 {
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-item {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8fafc 0%, var(--white) 100%);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
    border-color: var(--primary-color);
}

.contact-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-item a {
    font-size: 1.125rem;
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--primary-color);
}


/* Footer */
.footer {
    background: linear-gradient(135deg, var(--gray-800) 0%, #0f172a 100%);
    color: var(--gray-300);
    padding: var(--spacing-2xl) var(--spacing-sm) var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.5), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
        margin-bottom: var(--spacing-lg);
    }
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 600px) {
    .footer-links {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.footer-brand h3 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
}

.footer-brand p {
    color: var(--gray-400);
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
}

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

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column ul li a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.footer-column ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--spacing-sm);
    text-align: center;
    color: var(--gray-400);
    font-size: 0.875rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus,
input:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

/* Legal Pages */
.legal-page {
    padding: calc(70px + var(--spacing-lg)) var(--spacing-sm) var(--spacing-xl);
    background-color: var(--white);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.last-updated {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xl);
    font-style: italic;
}

.legal-content section {
    margin-bottom: var(--spacing-xl);
}

.legal-content section h2 {
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: var(--spacing-xs);
}

.legal-content section p {
    margin-bottom: var(--spacing-md);
}

.legal-content section ul {
    margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-lg);
    color: var(--gray-600);
}

.legal-content section ul li {
    margin-bottom: var(--spacing-xs);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%);
    background: var(--gray-900);
    color: var(--gray-100);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0.875rem 1rem;
    max-width: 720px;
    width: calc(100% - 2rem);
    z-index: 1100;
}

.cookie-banner .content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-banner p {
    margin: 0;
    color: var(--gray-200);
}

.cookie-banner .actions {
    margin-left: auto;
    display: flex;
    gap: var(--spacing-xs);
}

.cookie-banner .btn {
    padding: 0.5rem 0.875rem;
    font-size: 0.95rem;
}

.cookie-banner .btn.learn-more {
    background: transparent;
    color: var(--gray-200);
    border: 1px solid var(--gray-600);
}

.cookie-banner .btn.learn-more:hover {
    color: var(--white);
    border-color: var(--gray-400);
}

/* Print styles */
@media print {
    .navbar,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .legal-content {
        max-width: none;
    }
}