:root {
    --color-text: #111827;
    --color-muted: #6b7280;
    --color-border: #e5e7eb;
    --color-surface: #ffffff;
    --color-soft: #f3f4f6;
    --color-accent: #0866ff;
    --color-accent-dark: #004fd1;
    --color-ink: #101827;
    --color-warning: #ffae00;
    --radius: 8px;
    --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    background: #f5f5f5;
    color: var(--color-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    margin: 0;
}

a {
    color: inherit;
}

img {
    height: auto;
    max-width: 100%;
}

.screen-reader-text,
.skip-link {
    position: absolute;
    left: -9999px;
}

.skip-link:focus {
    background: #fff;
    border: 2px solid var(--color-accent);
    left: 16px;
    padding: 10px;
    top: 16px;
    z-index: 20;
}