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

:root {
    --primary-color: #1a365d;
    --secondary-color: #2dd4bf;
    --accent-color: #ffd700;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --bg-tertiary: #edf2f7;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1), 0 6px 10px rgba(0,0,0,0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.coming-soon-badge {
    display: inline-block;
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.app-store-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.btn-primary:hover:not(.disabled) {
    background: #2c4a7b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover:not(.disabled) {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-icon {
    font-size: 1.2rem;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: var(--primary-color);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.mockup-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 32px;
    overflow: hidden;
}

.mockup-content {
    padding: 24px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.mockup-logo {
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
}

.mockup-title {
    font-weight: 600;
    color: var(--text-primary);
}

.mockup-question {
    flex: 1;
}

.mockup-question p {
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.mockup-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option {
    padding: 16px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
}

.option.correct {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.features > .container > p {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.feature-card {
    background: white;
    padding: 40px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-align: center;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    padding: 80px 0;
    background: white;
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 60px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.step p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Compliance Section */
.compliance {
    padding: 80px 0;
    background: var(--bg-tertiary);
}

.compliance h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 60px;
}

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

.compliance-item {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.compliance-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.compliance-item p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

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

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

.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.footer-section a:hover:not(.disabled) {
    color: white;
}

.footer-section a.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Legal Pages Styles */
.legal-content {
    padding: 120px 0 80px;
    background: white;
    min-height: 100vh;
}

.legal-header {
    text-align: center;
    margin-bottom: 60px;
}

.legal-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.last-updated {
    color: var(--text-secondary);
    font-size: 1rem;
    font-style: italic;
}

.legal-body {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.legal-body h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 40px 0 20px;
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 8px;
}

.legal-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 30px 0 15px;
}

.legal-body p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.legal-body ul {
    margin: 20px 0;
    padding-left: 30px;
}

.legal-body li {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.contact-info {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}

.contact-info p {
    margin-bottom: 8px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        height: auto;
        padding: 16px 20px;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.875rem;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .app-store-buttons {
        justify-content: center;
    }

    .phone-mockup {
        width: 240px;
        height: 480px;
    }

    .features h2,
    .how-it-works h2,
    .compliance h2 {
        font-size: 2rem;
    }

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

    .steps {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .compliance-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }

    .legal-header h1 {
        font-size: 2rem;
    }

    .legal-body {
        padding: 0 20px;
    }

    .legal-body h2 {
        font-size: 1.25rem;
    }

    .legal-body h3 {
        font-size: 1.125rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

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

    .btn {
        padding: 14px 24px;
        font-size: 0.875rem;
    }

    .feature-card,
    .compliance-item {
        padding: 24px 20px;
    }

    .legal-content {
        padding: 100px 0 60px;
    }

    .legal-header h1 {
        font-size: 1.75rem;
    }

    .legal-body ul {
        padding-left: 20px;
    }
}