/*
Light CSS reset:
- box-sizing: border-box for predictable sizing
- remove default margins
- sensible defaults for typography and media
- accessible focus outlines
- respects prefers-reduced-motion
*/

:root {
    --bg: #ffffff;
    --fg: #0f172a;
    --muted: #6b7280;
}

/* Box sizing */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* Basic layout */
html,
body {
    height: 100%;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    font-family:
        system-ui,
        -apple-system,
        "Segoe UI",
        Roboto,
        "Helvetica Neue",
        Arial;
    background-color: var(--bg);
    color: var(--fg);
}

body {
    margin: 0;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* Media and responsive elements */
img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

/* Form elements inherit font */
input,
button,
textarea,
select {
    font: inherit;
}

/* Links and buttons */
a {
    color: inherit;
    text-decoration: none;
}

button {
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
}

/* Headings & paragraphs */
h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 0.5rem 0;
    line-height: 1.15;
}

p {
    margin: 0 0 1rem 0;
    color: var(--muted);
}

/* Focus styles */
:focus {
    outline: 3px solid Highlight;
    outline-offset: 3px;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}