*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    color: var(--color-text-heading);
    line-height: var(--line-height-tight);
    font-weight: 700;
    letter-spacing: var(--letter-spacing-normal);
    text-transform: uppercase;
}

h1 {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

h2 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

h3 {
    font-family: var(--font-semi);
    font-size: var(--text-lg);
    font-weight: 600;
    text-transform: none;
    margin-bottom: var(--space-3);
}

p {
    margin-bottom: var(--space-4);
    line-height: var(--line-height-relaxed);
    color: var(--ink-2);
}

p:last-child {
    margin-bottom: 0;
}

strong,
b {
    font-weight: 600;
}

em,
i {
    font-style: italic;
}

small {
    font-size: var(--text-sm);
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

a:active {
    color: var(--accent-dk);
}

a:focus-visible {
    outline: 2px solid var(--color-border-focus);
    outline-offset: 2px;
}

ul,
ol {
    padding-left: var(--space-6);
}

li {
    margin-bottom: var(--space-2);
}

li:last-child {
    margin-bottom: 0;
}

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

figure {
    margin: 0;
}

figcaption {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: var(--space-2);
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

button:focus-visible {
    outline: 2px solid var(--color-border-focus);
    outline-offset: 2px;
}

input,
textarea {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-3);
    width: 100%;
    transition: border-color var(--transition-fast);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-border-focus);
}

input::placeholder,
textarea::placeholder {
    color: var(--color-text-muted);
}

label {
    display: block;
    font-weight: bold;
    color: var(--color-text-heading);
    margin-bottom: var(--space-2);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: var(--space-3);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    font-weight: bold;
    color: var(--color-text-heading);
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-8) 0;
}

blockquote {
    border-left: var(--border-width-heavy) solid var(--color-border-accent);
    padding-left: var(--space-4);
    margin: var(--space-4) 0;
    font-style: italic;
    color: var(--color-text-muted);
}

code {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    background-color: var(--bg-2);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

pre {
    font-family: var(--font-mono);
    background-color: var(--color-rich-black);
    color: var(--color-white);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    overflow-x: auto;
}

pre code {
    background: none;
    padding: 0;
}

[hidden] {
    display: none !important;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-navy);
    color: var(--color-white);
    z-index: var(--z-toast);
}

.skip-link:focus {
    left: var(--space-2);
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media print {

    *,
    *::before,
    *::after {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    .top-nav,
    .skip-link,
    .nav-links {
        display: none !important;
    }

    .main-content {
        padding: 0;
        padding-top: 0;
    }

    .content-section {
        display: block !important;
        page-break-inside: avoid;
        margin-bottom: 2rem;
    }

    .card,
    .principle-card {
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.9em;
        color: #666;
    }

    h1,
    h2,
    h3 {
        page-break-after: avoid;
    }

    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }

    .contact-form,
    button {
        display: none !important;
    }
}