:root {
    color-scheme: light;
    font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    color: #1f2933;
    background: #f3f5f6;
    letter-spacing: 0;
    --surface: #ffffff;
    --surface-muted: #f7f8f9;
    --ink: #1f2933;
    --muted: #66737f;
    --border: #d8dee3;
    --header: #182127;
    --accent: #087f72;
    --accent-dark: #06685e;
    --danger: #b42318;
    --success: #18794e;
    --warning: #9a6700;
    --focus: #0b74de;
}

* {
    box-sizing: border-box;
    letter-spacing: 0;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    background: #f3f5f6;
}

button,
input,
select,
textarea {
    font: inherit;
    letter-spacing: 0;
}

button,
select {
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.56;
}

a {
    color: inherit;
    text-decoration: none;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--focus) 38%, transparent);
    outline-offset: 2px;
}

[hidden] {
    display: none !important;
}