/* Matches the app's Classic theme. */

@font-face {
    font-family: "Fredoka";
    src: url("fonts/Fredoka.ttf") format("truetype");
    font-weight: 300 700;
    font-display: swap;
}

:root {
    --background: #F7F3EA;
    --surface: #FFFCF5;
    --hairline: #E6DFD1;
    --ink: #1F1B2E;
    --body: #5E586B;
    --accent: #FF6A45;
    --link: #B23E1E;
    color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #15131F;
        --surface: #1F1C2B;
        --hairline: #2F2B3D;
        --ink: #F4EFE6;
        --body: #B3ACC2;
        --accent: #FF8262;
        --link: #FF9A7E;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--background);
    color: var(--body);
    font-family: "Fredoka", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    font-size: 1.05rem;
    line-height: 1.6;
}

main {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 22px 64px;
}

nav {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

nav .brand {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    margin-right: auto;
}

nav a {
    color: var(--body);
    font-weight: 500;
    text-decoration: none;
}

nav a:hover, nav a[aria-current="page"] { color: var(--ink); }

h1, h2, h3 { color: var(--ink); line-height: 1.25; }
h1 { font-size: 2.2rem; margin: 0 0 6px; }
h2 { font-size: 1.25rem; margin: 34px 0 8px; }
h3 { font-size: 1.05rem; margin: 22px 0 4px; }

a { color: var(--link); }

.effective { margin-top: 0; font-size: 0.95rem; }

.card {
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 26px;
    padding: 22px 24px;
    margin: 22px 0;
}

.hero {
    text-align: center;
    padding: 20px 0 10px;
}

.hero h1 { font-size: 3.4rem; letter-spacing: -1px; }

.hero .threads {
    display: block;
    margin: 4px auto 18px;
}

.hero p { font-size: 1.2rem; margin: 0 auto; max-width: 30em; }

.button {
    display: inline-block;
    margin-top: 10px;
    padding: 12px 26px;
    border-radius: 22px;
    background: var(--accent);
    color: #FFFFFF;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 5px 0 #D84F2E;
}

.app-icon {
    display: block;
    width: 128px;
    height: 128px;
    margin: 0 auto 18px;
    border-radius: 28px;
    box-shadow: 0 12px 30px rgba(31, 27, 46, 0.18);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin: 28px 0;
}

.features .card { margin: 0; }
.features h3 { margin-top: 0; }
.features p { margin-bottom: 0; font-size: 0.98rem; }

.faq details {
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 18px;
    padding: 14px 18px;
    margin: 10px 0;
}

.faq summary {
    color: var(--ink);
    font-weight: 600;
    cursor: pointer;
}

.faq details p { margin: 10px 0 2px; }

kbd {
    font-family: inherit;
    font-size: 0.9em;
    padding: 1px 7px;
    border: 1px solid var(--hairline);
    border-bottom-width: 3px;
    border-radius: 7px;
    background: var(--surface);
    color: var(--ink);
}

footer {
    margin-top: 56px;
    font-size: 0.9rem;
    text-align: center;
}

footer a { color: var(--body); }