:root {
    --paper: #F0F4F8;
    --card: #FFFFFF;
    --ink: #1A2942;
    --ink-soft: #4A5C74;
    --mist: #8C98A8;
    --sky: #6B95BB;
    --powder: #C3D5E5;
    --divide: #D8E0E8;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--sky); }
a:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: 720px; margin: 0 auto; padding: 0 24px; }

header.site {
    border-bottom: 1px solid var(--divide);
    background: rgba(255, 255, 255, 0.6);
}
header.site .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.brand {
    font-family: "Fraunces", Georgia, serif;
    font-weight: 300;
    font-size: 26px;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.01em;
}
nav.links { display: flex; gap: 22px; }
nav.links a {
    color: var(--ink-soft);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
}
nav.links a[aria-current="page"] { color: var(--ink); }

main { padding: 56px 0 72px; }

h1, h2 {
    font-family: "Fraunces", Georgia, serif;
    font-weight: 400;
    color: var(--ink);
    text-wrap: balance;
}
h1 { font-size: 44px; font-weight: 300; line-height: 1.1; margin: 0 0 10px; letter-spacing: -0.01em; }
h2 { font-size: 24px; margin: 40px 0 8px; }

.meta { color: var(--mist); font-size: 15px; margin: 0 0 32px; }

p, li { color: var(--ink-soft); max-width: 65ch; }
ul { padding-left: 22px; }
li { margin: 6px 0; }
strong { color: var(--ink); }

.summary {
    background: var(--card);
    border: 1px solid var(--divide);
    border-radius: 16px;
    padding: 20px 24px;
}
.summary p { margin: 0; color: var(--ink); }

/* Home */
.hero { text-align: center; padding: 24px 0 8px; }
.hero h1 { font-size: 64px; margin-bottom: 14px; }
.hero .tag { font-family: "Fraunces", Georgia, serif; font-size: 24px; color: var(--ink); margin: 0 auto 14px; }
.hero p { margin: 0 auto; }
.badge {
    display: inline-block;
    margin-top: 28px;
    padding: 12px 22px;
    border-radius: 100px;
    background: var(--ink);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
}
a.badge:hover { background: #2A3D5C; }
.hero .note { margin-top: 10px; color: var(--mist); font-size: 14px; }

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 56px;
}
.feature {
    background: var(--card);
    border: 1px solid var(--divide);
    border-radius: 16px;
    padding: 22px;
}
.feature h3 {
    font-family: "Fraunces", Georgia, serif;
    font-weight: 400;
    font-size: 20px;
    margin: 0 0 6px;
}
.feature p { margin: 0; font-size: 15px; }

/* Support FAQ */
details {
    background: var(--card);
    border: 1px solid var(--divide);
    border-radius: 14px;
    padding: 4px 20px;
    margin: 12px 0;
}
summary {
    cursor: pointer;
    padding: 14px 0;
    font-weight: 600;
    color: var(--ink);
}
details p { margin: 0 0 16px; }

.contact {
    background: var(--card);
    border: 1px solid var(--divide);
    border-radius: 16px;
    padding: 22px 24px;
    margin: 8px 0 40px;
}
.contact p { margin: 0; }
.contact a { font-weight: 600; }

footer.site {
    border-top: 1px solid var(--divide);
    padding: 28px 0 40px;
    color: var(--mist);
    font-size: 14px;
}
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: space-between; }
footer.site a { color: var(--mist); }

@media (max-width: 560px) {
    h1 { font-size: 36px; }
    .hero h1 { font-size: 48px; }
    nav.links { gap: 16px; }
}