:root {
    --background: #f6f3ec;
    --surface: #fbfaf7;
    --text: #262522;
    --muted-text: #6f6c65;
    --border-color: #cbc7bd;
    --focus-color: #262522;
    --link-color: #262522;
    --graph-edge: #6f6c65;
    --graph-node: #262522;
    --graph-glow: #6f6c65;

    --content-max-width: 74rem;
    --text-measure: 65ch;
    --page-gutter: clamp(1.25rem, 4vw, 4rem);

    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-4: clamp(2rem, 5vw, 4rem);
    --space-5: clamp(4rem, 10vw, 8rem);

    --font-body: system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-size-body: 1rem;
    --font-size-small: 0.875rem;
    --font-size-title: clamp(2.25rem, 6vw, 4.5rem);
    --line-height-body: 1.6;
    --line-height-heading: 1.1;
}

* {
    box-sizing: border-box;
}

html {
    background: var(--background);
    overflow-x: clip;
}

body {
    background: var(--background);
    background-image:
        radial-gradient(circle at 82% 18%, rgba(211, 225, 224, 0.68), transparent 30rem),
        radial-gradient(circle at 8% 84%, rgba(232, 222, 211, 0.58), transparent 34rem),
        linear-gradient(135deg, #f5f1e9 0%, #eeece7 100%);
    color: var(--text);
    font-family: var(--font-body);
    font-size: var(--font-size-body);
    line-height: var(--line-height-body);
    margin: 0;
    overflow-x: clip;
}

h1,
h2,
h3 {
    color: var(--text);
    line-height: var(--line-height-heading);
    margin: 0 0 var(--space-2);
}

h1 {
    font-size: var(--font-size-title);
}

h1:focus {
    outline: none;
}

p {
    margin: 0 0 var(--space-2);
    max-width: var(--text-measure);
}

a {
    color: var(--link-color);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-thickness: 0.1em;
    text-underline-offset: 0.16em;
}

a:hover {
    text-underline-offset: 0.22em;
}

a:focus-visible {
    outline: 0.2rem solid var(--focus-color);
    outline-offset: 0.25rem;
}

html.is-graph-dragging,
html.is-graph-dragging body {
    cursor: grabbing;
    overscroll-behavior: none;
    user-select: none;
}

.skip-link {
    background: var(--surface);
    color: var(--text);
    left: var(--page-gutter);
    padding: var(--space-1) var(--space-2);
    position: absolute;
    top: 0;
    transform: translateY(-150%);
    z-index: 10;
}

.skip-link:focus {
    transform: translateY(var(--space-1));
}

.brand {
    font-size: 1.25rem;
}

#main-content {
    margin: 0 auto;
    max-width: var(--content-max-width);
    min-height: 60vh;
    padding: var(--space-5) var(--page-gutter);
}

.hero {
    align-items: center;
    display: grid;
    min-height: clamp(28rem, 65vh, 44rem);
    position: relative;
}

.hero::before {
    background:
        radial-gradient(circle at 72% 48%, rgba(205, 220, 219, 0.48), transparent 15rem),
        radial-gradient(circle at 92% 22%, rgba(228, 216, 202, 0.5), transparent 24rem);
    content: "";
    inset: -10% -12% -10% 42%;
    pointer-events: none;
    position: absolute;
}

.hero__content {
    max-width: var(--text-measure);
    position: relative;
    z-index: 1;
}

.hero__eyebrow {
    color: var(--muted-text);
    font-size: var(--font-size-small);
    margin-bottom: var(--space-2);
    user-select: none;
}

.hero h1,
.hero__intro {
    user-select: none;
}

.hero__intro {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    max-width: 40ch;
}

.hero__link {
    display: inline-block;
    margin-top: var(--space-2);
}

.content-section,
.page-section {
    max-width: var(--text-measure);
    padding-top: var(--space-5);
}

.content-section h2,
.page-section h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.section-label {
    color: var(--muted-text);
    font-size: var(--font-size-small);
    margin-bottom: var(--space-1);
}

.text-sections {
    display: grid;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.text-sections h2 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin-bottom: var(--space-1);
}

.text-sections p {
    margin-bottom: 0;
}

.page-note {
    color: var(--muted-text);
    margin-top: var(--space-5);
}

.hero__graphic {
    align-items: center;
    display: flex;
    inset: 0 0 0 50%;
    justify-content: flex-end;
    overflow: visible;
    position: absolute;
    z-index: 0;
}

.hero__graphic .knowledge-graph {
    max-width: 64rem;
    opacity: 0.78;
    transform: translateX(5%);
}

#blazor-error-ui {
    background: var(--surface);
    border-top: 1px solid var(--border-color);
    display: none;
    padding: var(--space-2) var(--page-gutter);
    position: fixed;
    inset: auto 0 0;
    z-index: 1000;
}

@media (max-width: 48rem) {
    .hero {
        display: block;
        min-height: 0;
    }

    .hero__graphic {
        height: clamp(11rem, 42vw, 16rem);
        inset: auto;
        margin-top: var(--space-4);
        opacity: 0.42;
        position: relative;
    }

    .hero__graphic .knowledge-graph {
        max-width: none;
        transform: translateX(-15%);
        width: 130%;
    }

    .hero::before {
        display: none;
    }
}

@media (forced-colors: active) {
    :root {
        --background: Canvas;
        --surface: Canvas;
        --text: CanvasText;
        --muted-text: CanvasText;
        --border-color: ButtonText;
        --focus-color: Highlight;
        --link-color: LinkText;
    }

    a:focus-visible {
        outline: 0.2rem solid var(--focus-color);
    }

    body {
        background-image: none;
    }
}