:root {
    color-scheme: light;
    --background: #FFFFFF;
    --text: #0B1511;
    --surface: #E8ECE7;
    --raised-surface: #FFFFFF;
    --accent: #B8B5CF;
    --accent-border: #918DA8;
    --on-accent: #101315;
    --sage: #667469;
    --success: #2F8F46;
    --muted: #68716C;
    --border: #D5D9D4;
    --danger: #A6534D;
    --icon-border: #2A372F;
}

@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
        --background: #08110D;
        --text: #F0F1EC;
        --surface: #111D17;
        --raised-surface: #16231C;
        --accent: #B8B5CF;
        --accent-border: #D8D5E8;
        --on-accent: #101315;
        --sage: #849187;
        --success: #7CCF8A;
        --muted: #9AA39D;
        --border: #2A372F;
        --danger: #E08A82;
        --icon-border: #9AA39D;
    }
}

body {
    background: var(--background);
    color: var(--text);
    font-family: Inter, system-ui, sans-serif;
    font-size: 16px;
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

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

header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: color-mix(in srgb, var(--background) 82%, transparent);
    border-bottom: 1px solid var(--border);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
}

.bar {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: space-between;
    margin: 0 auto;
    max-width: 760px;
    padding: 14px 24px;
}

.brand {
    color: var(--text);
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.01em;
    text-decoration: none;
}

header nav {
    display: flex;
    align-items: center;
    gap: 22px;
}

header nav a {
    color: var(--muted);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: color 160ms ease;
}

header nav a:hover {
    color: var(--text);
}

.nav-action {
    background: var(--accent);
    border: 1px solid var(--accent-border);
    border-radius: 8px;
    color: var(--on-accent);
    font-size: 15px;
    font-weight: 500;
    height: auto;
    padding: 7px 16px;
}

.nav-action:hover {
    color: var(--on-accent);
}

main {
    box-sizing: border-box;
    margin: 0 auto;
    max-width: 760px;
    padding: 56px 24px 64px;
}

h1 {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 16px;
}

main > p {
    line-height: 1.6;
    margin: 0 0 16px;
}

.hero {
    margin-bottom: 40px;
}

.lede {
    color: var(--muted);
    font-size: clamp(1.05rem, 2.5vw, 1.2rem);
    line-height: 1.5;
    margin: 0;
    max-width: 46ch;
}

.app-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.app-row {
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    display: flex;
    gap: 16px;
    padding: 14px 16px;
}

.app-icon {
    border: 1px solid var(--border);
    border-radius: 12px;
    flex-shrink: 0;
}

.app-info b {
    display: block;
}

.app-info .muted {
    margin: 4px 0 0;
}

.card {
    background: var(--raised-surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin: 12px 0;
    padding: 20px;
}

input,
select,
textarea,
button {
    font: inherit;
}

input,
select,
button {
    height: 44px;
}


.form-row {
    display: grid;
    gap: 16px;
    grid-template-columns: 1fr 1fr;
}

input,
select,
textarea {
    background: var(--raised-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-sizing: border-box;
    margin: 6px 0 14px;
    padding: 11px;
    transition: border-color 160ms ease, box-shadow 160ms ease;
    width: 100%;
}

textarea {
    min-height: 160px;
    resize: none;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--muted);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--muted) 18%, transparent);
    outline: none;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    header nav {
        gap: 16px;
    }
}

button {
    background: var(--accent);
    cursor: pointer;
    border: 1px solid var(--accent-border);
    border-radius: 8px;
    color: var(--on-accent);
    font-weight: 500;
    padding: 11px 18px;
}

.form-foot {
    margin-top: 20px;
}

.checkbox {
    align-items: center;
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.checkbox input {
    height: auto;
    margin: 0;
    width: auto;
}

.narrow {
    max-width: 380px;
}

.muted {
    color: var(--muted);
}

.message {
    margin-top: 0;
}

.error {
    border: 1px solid var(--danger);
    border-radius: 8px;
    color: var(--danger);
    padding: 12px 14px;
}

.success {
    border: 1px solid var(--success);
    border-radius: 8px;
    color: var(--success);
    padding: 12px 14px;
}