:root {
    --primary-color: #0071e3;
    --primary-hover: #0077ed;
    --text-color: #1d1d1f;
    --secondary-text: #86868b;
    --background-color: #ffffff;
    --secondary-background: #f5f5f7;
    --border-color: #d2d2d7;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --transition-speed: 0.3s;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

ul {
    list-style: none;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 48px;
}

.logo {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
}

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

.nav-link {
    font-size: 0.8rem;
    color: var(--secondary-text);
    font-weight: 400;
}

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

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    background-color: var(--background-color);
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--secondary-text);
    max-width: 600px;
    margin: 0 auto 40px;
    font-weight: 400;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 980px;
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-speed);
    cursor: pointer;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: rgba(0, 113, 227, 0.1);
}

.btn svg {
    margin-left: 8px;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--secondary-background);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--secondary-text);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: white;
    padding: 30px;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-speed);
}

.feature-card:hover {
    transform: translateY(-5px);
}

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

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--secondary-text);
    font-size: 1rem;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    margin-top: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-info {
    padding-right: 0;
}

.info-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.info-subtitle {
    color: var(--secondary-text);
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
}

.info-icon {
    font-size: 1.5rem;
    margin-right: 16px;
    background-color: var(--secondary-background);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.info-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.info-content p, .info-content a {
    color: var(--secondary-text);
    font-size: 0.95rem;
}


/* Footer */
.footer {
    background-color: var(--secondary-background);
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

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

.footer-logo {
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.copyright {
    font-size: 0.8rem;
    color: var(--secondary-text);
}

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

.footer-links a {
    font-size: 0.9rem;
    color: var(--secondary-text);
}

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

/* Legal pages (e.g. Sanva Privacy / Terms) */
.legal-main {
    padding: 100px 0 80px;
    min-height: 60vh;
}

.legal-container {
    max-width: 720px;
    margin: 0 auto;
}

.legal-breadcrumb {
    font-size: 0.85rem;
    color: var(--secondary-text);
    margin-bottom: 24px;
}

.legal-breadcrumb a {
    color: var(--secondary-text);
}

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

.legal-breadcrumb-sep {
    margin: 0 6px;
    opacity: 0.6;
}

.section-header-legal {
    text-align: left;
    margin-bottom: 32px;
}

.legal-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.legal-updated {
    font-size: 0.9rem;
    color: var(--secondary-text);
}

.legal-content {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-color);
}

.legal-content p {
    margin-bottom: 16px;
    color: var(--text-color);
}

.legal-content h2 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 28px;
    margin-bottom: 10px;
}

.legal-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-top: 20px;
    margin-bottom: 8px;
}

.legal-content ul {
    margin: 12px 0 16px;
    padding-left: 24px;
}

.legal-content li {
    margin-bottom: 6px;
    color: var(--text-color);
}

.legal-content a {
    color: var(--primary-color);
}

.legal-content a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .full-width {
        grid-column: span 1;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}