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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

header {
    background: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2563eb;
}

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

nav a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: #2563eb;
}

main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    border-radius: 12px;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
}

section {
    margin-bottom: 3rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.apps {
    padding: 2rem 0;
}

.app-card {
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.app-card h3 {
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.contact {
    text-align: center;
    padding: 2rem;
    background: #fff;
    border-radius: 8px;
}

.contact a {
    color: #2563eb;
}

/* Content pages (privacy, support) */
.content-page {
    background: #fff;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.content-page h1 {
    margin-bottom: 0.5rem;
    color: #1e293b;
}

.content-page h2 {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.content-page h3 {
    margin-top: 1.5rem;
    color: #475569;
}

.content-page h4 {
    margin-top: 1rem;
    color: #2563eb;
}

.content-page p {
    margin: 0.75rem 0;
}

.content-page ul {
    margin: 0.75rem 0 0.75rem 1.5rem;
}

.content-page li {
    margin: 0.5rem 0;
}

.content-page a {
    color: #2563eb;
}

.faq-item {
    margin: 1.5rem 0;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 6px;
}

footer {
    text-align: center;
    padding: 2rem;
    color: #64748b;
    font-size: 0.875rem;
}

@media (max-width: 600px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        gap: 1rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .content-page {
        padding: 1.5rem;
    }
}