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

:root {
    --color-primary: #3B82F6;
    --color-primary-dark: #2563EB;
    --color-primary-light: #60A5FA;
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-danger: #EF4444;
    --color-purple: #8B5CF6;
    --color-cyan: #06B6D4;
    --color-pink: #EC4899;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 80px;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

/* Navbar */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    transition: transform 0.2s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

.nav-brand h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.3px;
}

.nav-brand .tagline {
    font-size: 12px;
    color: var(--color-gray-500);
    font-weight: 500;
    letter-spacing: 0.3px;
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-links a {
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

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

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-purple) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    opacity: 0.3;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 36px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    position: relative;
    z-index: 1;
}

.btn-primary {
    background-color: white;
    color: var(--color-primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: var(--color-gray-50);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.25);
    border-color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Features */
.features {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-gray-50) 0%, #ffffff 100%);
}

.features h2 {
    text-align: center;
    font-size: 40px;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.8px;
}

.features > .container > p {
    text-align: center;
    font-size: 18px;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background-color: white;
    padding: 36px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-purple));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--color-primary);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--color-gray-600);
    font-size: 15px;
    line-height: 1.6;
}

/* Legal Links */
.legal-links {
    padding: var(--spacing-3xl) 0;
    background-color: white;
}

.legal-links h2 {
    text-align: center;
    font-size: 40px;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.8px;
}

.legal-links > .container > p {
    text-align: center;
    font-size: 18px;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.legal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.legal-card {
    background-color: white;
    padding: 36px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid var(--color-gray-200);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.legal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-purple), var(--color-pink));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.legal-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--color-purple);
}

.legal-card:hover::before {
    transform: scaleX(1);
}

.legal-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.legal-card:hover .legal-icon {
    transform: scale(1.1) rotate(-5deg);
}

.legal-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 12px;
}

.legal-card p {
    color: var(--color-gray-600);
    font-size: 15px;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, #0F172A 100%);
    color: white;
    padding: 48px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

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

/* Content Pages */
.content-page {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    min-height: calc(100vh - 200px);
    background: linear-gradient(180deg, #ffffff 0%, var(--color-gray-50) 100%);
}

.content-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, var(--color-purple) 100%);
    color: white;
    padding: var(--spacing-2xl) 0;
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.content-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1.5" fill="white" opacity="0.1"/></svg>');
    opacity: 0.4;
}

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

.content-header h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
}

.content-header .last-updated {
    font-size: 15px;
    opacity: 0.9;
    font-weight: 500;
}

.content-body {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.content-body > p:first-of-type {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.content-body h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-gray-100);
    letter-spacing: -0.5px;
}

.content-body h2:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.content-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-gray-800);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.content-body h3::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-purple));
    border-radius: 2px;
}

.content-body p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
}

.content-body ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-lg);
    background: var(--color-gray-50);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.content-body ul li {
    padding-left: 32px;
    position: relative;
    margin-bottom: var(--spacing-sm);
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.content-body ul li:last-child {
    margin-bottom: 0;
}

.content-body ul li:before {
    content: "→";
    color: var(--color-primary);
    font-weight: 600;
    position: absolute;
    left: var(--spacing-sm);
    font-size: 16px;
}

.content-body strong {
    color: var(--color-gray-900);
    font-weight: 600;
}

.info-box {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-sm);
}

.info-box h3 {
    margin-top: 0 !important;
    padding-top: 0 !important;
    border-top: none !important;
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.info-box h3::before {
    content: 'ℹ';
    background: var(--color-primary);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
}

.info-box p:last-child {
    margin-bottom: 0;
}

.contact-box {
    background: linear-gradient(135deg, #F9FAFB 0%, #FFFFFF 100%);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-md);
}

.contact-box h3 {
    margin-top: 0 !important;
    margin-bottom: var(--spacing-md) !important;
    padding-top: 0 !important;
    border-top: none !important;
    color: var(--color-gray-900);
    font-size: 22px;
}

.contact-box h3::before {
    display: none;
}

.contact-box p {
    margin-bottom: var(--spacing-sm);
    font-size: 15px;
}

.contact-box a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.contact-box a:hover {
    text-decoration: underline;
}

/* Support Page */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.support-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    border: 2px solid var(--color-gray-200);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.support-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-success));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.support-card:hover::before {
    transform: scaleX(1);
}

.support-card h3 {
    margin-top: 0 !important;
    padding-top: 0 !important;
    border-top: none !important;
    color: var(--color-gray-900);
    font-size: 20px;
    margin-bottom: var(--spacing-sm) !important;
}

.support-card h3::before {
    display: none;
}

.support-card p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    font-size: 15px;
}

.support-card a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.support-card a:hover {
    color: var(--color-primary-dark);
    gap: 8px;
}

.support-card a::after {
    content: '→';
    transition: transform 0.2s;
}

.support-card a:hover::after {
    transform: translateX(2px);
}

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

.feature-card,
.legal-card,
.support-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1),
.legal-card:nth-child(1) {
    animation-delay: 0.1s;
}

.feature-card:nth-child(2),
.legal-card:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3),
.legal-card:nth-child(3) {
    animation-delay: 0.3s;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-links {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .features,
    .legal-links {
        padding: var(--spacing-xl) 0;
    }

    .features h2,
    .legal-links h2 {
        font-size: 32px;
    }

    .features > .container > p,
    .legal-links > .container > p {
        font-size: 16px;
    }

    .content-header h1 {
        font-size: 32px;
    }

    .content-body {
        padding: var(--spacing-md);
        border-radius: var(--border-radius-md);
    }

    .content-body h2 {
        font-size: 24px;
    }

    .content-body h3 {
        font-size: 18px;
    }

    .features-grid,
    .legal-grid,
    .support-grid {
        grid-template-columns: 1fr;
    }

    .btn {
        padding: 14px 28px;
        font-size: 15px;
    }

    .feature-card,
    .legal-card,
    .support-card {
        padding: var(--spacing-md);
    }
}