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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: #1d1d1f;
    background: #fafafa;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Nav */
header {
    padding: 1.5rem 2rem;
    max-width: 720px;
    margin: 0 auto;
}

nav .logo {
    font-size: 1.35rem;
    font-weight: 600;
    color: #1d1d1f;
    text-decoration: none;
    letter-spacing: -0.01em;
}

/* Main */
main {
    max-width: 720px;
    margin: 0 auto;
    padding: 1rem 2rem 6rem;
}

/* Sections */
.section {
    margin-bottom: 3.5rem;
}

.section h2 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #86868b;
    margin-bottom: 1rem;
    padding-left: 0.25rem;
}

/* Cards */
.card-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem 1.5rem;
    background: #fff;
    border: 1px solid #e8e8ed;
    border-radius: 14px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.card:hover {
    border-color: #d2d2d7;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transform: translateY(-1px);
}

.card-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: #f5f5f7;
    border-radius: 12px;
    color: #1d1d1f;
}

.card-body {
    flex: 1;
    min-width: 0;
}

.card-body h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
    letter-spacing: -0.01em;
}

.card-body p {
    font-size: 0.9rem;
    color: #86868b;
    line-height: 1.4;
}

.card-arrow {
    flex-shrink: 0;
    font-size: 1.1rem;
    color: #c7c7cc;
    transition: color 0.2s, transform 0.2s;
}

.card:hover .card-arrow {
    color: #86868b;
    transform: translateX(2px);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: #86868b;
    font-size: 0.8rem;
}

/* Support & Privacy pages */
.support h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.support .subtitle {
    color: #86868b;
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
}

.support h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.support p, .support ul {
    color: #1d1d1f;
    margin-bottom: 1rem;
}

.support ul {
    padding-left: 1.25rem;
}

.support li {
    margin-bottom: 0.5rem;
}

.support a {
    color: #0071e3;
    text-decoration: none;
}

.support a:hover {
    text-decoration: underline;
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: #86868b;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.back-link:hover {
    color: #1d1d1f;
}

/* Responsive */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .card {
        padding: 1rem 1.25rem;
        gap: 1rem;
    }

    .card-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    main {
        padding: 2rem 1.25rem 4rem;
    }
}