:root {
  --color-ink-night: #09070f;
  --color-smoky-purple: #151020;
  --color-ink-violet: #211238;
  --color-witch-purple: #9a72d8;
  --color-neon-violet: #c29bff;
  --color-cold-white: #f0f3f7;
  --color-mist: #b9b6c6;
  --color-ash-line: #393044;
  --color-warning: #e58b9c;

  --color-background: var(--color-ink-night);
  --color-surface: var(--color-smoky-purple);
  --color-surface-strong: var(--color-ink-violet);
  --color-text: var(--color-cold-white);
  --color-text-muted: var(--color-mist);
  --color-border: var(--color-ash-line);
  --color-accent: var(--color-witch-purple);
  --color-accent-bright: var(--color-neon-violet);
  --color-danger: var(--color-warning);

  --font-heading: "UnifrakturCook", "Cinzel Decorative", Georgia, serif;
  --font-body: "Inter", "IBM Plex Sans", Arial, sans-serif;

  --text-12: 0.75rem;
  --text-14: 0.875rem;
  --text-16: 1rem;
  --text-18: 1.125rem;
  --text-24: 1.5rem;
  --text-32: 2rem;
  --text-36: 2.25rem;
  --text-48: 3rem;

  --leading-meta: 1.4;
  --leading-small: 1.5;
  --leading-body: 1.65;
  --leading-lead: 1.6;
  --leading-card-title: 1.15;
  --leading-section-title: 1.1;
  --leading-display: 1.02;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  --container-max: 77.5rem;
  --container-padding: 2rem;
  --content-max: 45rem;

  --radius-sharp: 0;
  --radius-subtle: 0.125rem;
  --radius-control: 0.25rem;

  --border-subtle: 1px solid var(--color-border);
  --border-accent: 1px solid rgb(194 155 255 / 28%);

  --shadow-surface: 0 20px 60px rgb(0 0 0 / 32%);
  --shadow-glow: 0 0 24px rgb(154 114 216 / 28%);

  --transition-fast: 180ms ease;
  --transition-base: 220ms ease;
  --focus-ring: 0 0 0 2px var(--color-accent-bright);

  color-scheme: dark;
}

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

html {
  min-width: 0;
  overflow-x: clip;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  min-width: 0;
  min-height: 100vh;
  margin: 0;
  overflow-x: clip;
  background:
    radial-gradient(circle at 80% 0%, rgb(154 114 216 / 8%), transparent 34rem),
    linear-gradient(145deg, var(--color-ink-night) 0%, var(--color-smoky-purple) 180%);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-16);
  font-weight: 400;
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--color-witch-purple);
  color: var(--color-ink-night);
}

main,
header,
footer,
section,
article,
aside,
nav,
form,
fieldset,
figure,
blockquote,
details,
table {
  min-width: 0;
}

img,
picture,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  max-width: 100%;
}

img,
video {
  height: auto;
}

img {
  font-style: italic;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  text-transform: none;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

a {
  color: var(--color-accent-bright);
  overflow-wrap: anywhere;
  text-decoration-color: currentColor;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition:
    color var(--transition-fast),
    text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-cold-white);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-accent-bright);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
dl,
blockquote,
figure,
pre,
table,
hr {
  margin-top: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-cold-white);
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

h1 {
  margin-bottom: var(--space-6);
  font-size: clamp(2.25rem, 5vw, 3rem);
  line-height: 1.05;
}

h2 {
  margin-bottom: var(--space-5);
  font-size: clamp(1.875rem, 3.8vw, 2rem);
  line-height: var(--leading-section-title);
}

h3 {
  margin-bottom: var(--space-4);
  font-size: clamp(1.375rem, 2.8vw, 1.5rem);
  line-height: var(--leading-card-title);
}

h4 {
  margin-bottom: var(--space-3);
  font-size: 1.125rem;
  line-height: 1.25;
}

h5,
h6 {
  margin-bottom: var(--space-2);
  font-size: var(--text-16);
  line-height: 1.35;
}

p {
  margin-bottom: var(--space-4);
}

ul,
ol {
  margin-bottom: var(--space-4);
  padding-left: 1.25rem;
}

ul ul,
ul ol,
ol ul,
ol ol {
  margin-top: var(--space-2);
  margin-bottom: 0;
}

blockquote {
  margin-bottom: var(--space-5);
  padding: var(--space-4) 0 var(--space-4) var(--space-5);
  border-left: 1px solid var(--color-accent);
  color: var(--color-mist);
}

blockquote > :last-child {
  margin-bottom: 0;
}

dl {
  margin-bottom: var(--space-5);
}

dt {
  margin-top: var(--space-3);
  color: var(--color-cold-white);
  font-weight: 600;
}

dd {
  margin: 0 0 var(--space-3);
  color: var(--color-mist);
}

hr {
  height: 1px;
  margin-bottom: var(--space-6);
  border: 0;
  background: var(--color-border);
}

small {
  font-size: var(--text-12);
  line-height: var(--leading-meta);
}

strong,
b {
  font-weight: 700;
}

em,
i {
  font-style: italic;
}

mark {
  padding: 0 0.15em;
  background: rgb(154 114 216 / 24%);
  color: var(--color-cold-white);
}

code,
kbd,
samp,
pre {
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

code,
kbd,
samp {
  padding: 0.1em 0.3em;
  border: 1px solid var(--color-border);
  background: rgb(21 16 32 / 72%);
  color: var(--color-cold-white);
  font-size: 0.9em;
}

pre {
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  overflow: auto;
  border: var(--border-subtle);
  background: var(--color-surface);
  color: var(--color-cold-white);
  line-height: 1.55;
}

pre code {
  padding: 0;
  border: 0;
  background: transparent;
}

figure {
  margin-bottom: var(--space-5);
}

figcaption {
  margin-top: var(--space-2);
  color: var(--color-mist);
  font-size: var(--text-14);
  line-height: var(--leading-small);
}

table {
  width: 100%;
  margin-bottom: var(--space-5);
  border-collapse: collapse;
  border-spacing: 0;
  color: var(--color-text);
}

caption {
  margin-bottom: var(--space-2);
  color: var(--color-mist);
  text-align: left;
}

th,
td {
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border-subtle);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-cold-white);
  font-weight: 600;
}

details {
  margin-bottom: var(--space-3);
  border-bottom: var(--border-subtle);
}

summary {
  display: flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  color: var(--color-cold-white);
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  flex: 0 0 auto;
  color: var(--color-accent-bright);
  content: "+";
  font-size: 1.25rem;
  line-height: 1;
}

details[open] summary::after {
  content: "−";
}

details > :not(summary) {
  padding-bottom: var(--space-4);
}

label {
  display: inline-block;
  margin-bottom: var(--space-2);
  color: var(--color-cold-white);
  font-size: var(--text-14);
  font-weight: 600;
  line-height: var(--leading-small);
}

input,
select,
textarea {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.625rem 0.75rem;
  border: var(--border-subtle);
  border-radius: var(--radius-control);
  background: rgb(9 7 15 / 84%);
  color: var(--color-cold-white);
  line-height: 1.5;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: rgb(185 182 198 / 75%);
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgb(194 155 255 / 50%);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-accent-bright);
  box-shadow: var(--focus-ring);
  outline: 0;
}

input[type="checkbox"],
input[type="radio"] {
  width: 1.125rem;
  min-height: 1.125rem;
  padding: 0;
  accent-color: var(--color-accent-bright);
}

input[type="file"] {
  padding: var(--space-2);
}

fieldset {
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border: var(--border-subtle);
}

legend {
  padding: 0 var(--space-2);
  color: var(--color-cold-white);
  font-weight: 600;
}

button,
.button {
  display: inline-flex;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-cold-white);
  font-family: var(--font-body);
  font-size: var(--text-14);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition:
    border-color var(--transition-base),
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

button:hover,
.button:hover {
  border-color: var(--color-accent-bright);
  background: rgb(154 114 216 / 14%);
  color: var(--color-cold-white);
  box-shadow: var(--shadow-glow);
}

button:active,
.button:active {
  transform: translateY(1px);
}

.button--primary {
  border-color: var(--color-accent-bright);
  background: var(--color-accent);
  color: var(--color-ink-night);
}

.button--primary:hover {
  background: var(--color-accent-bright);
  color: var(--color-ink-night);
}

.button--quiet {
  border-color: transparent;
  padding-inline: 0;
  color: var(--color-accent-bright);
}

.button--quiet:hover {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
  color: var(--color-cold-white);
}

.container {
  width: min(100% - (2 * var(--container-padding)), var(--container-max));
  margin-inline: auto;
}

.content-column {
  max-width: var(--content-max);
}

.section {
  padding-block: var(--space-9);
}

.section--compact {
  padding-block: var(--space-8);
}

.section--spacious {
  padding-block: var(--space-10);
}

.surface {
  border: var(--border-subtle);
  background: var(--color-surface);
  box-shadow: var(--shadow-surface);
}

.surface--padded {
  padding: var(--space-5);
}

.surface--accent {
  border-color: rgb(194 155 255 / 28%);
  background:
    linear-gradient(145deg, rgb(33 18 56 / 92%), rgb(21 16 32 / 96%));
}

.eyebrow {
  margin-bottom: var(--space-3);
  color: var(--color-accent-bright);
  font-size: var(--text-12);
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: var(--leading-meta);
  text-transform: uppercase;
}

.lead {
  color: var(--color-mist);
  font-size: clamp(1rem, 1.8vw, var(--text-18));
  line-height: var(--leading-lead);
}

.meta {
  color: var(--color-mist);
  font-size: var(--text-12);
  line-height: var(--leading-meta);
}

.stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.stack > * {
  min-width: 0;
}

.stack--2 {
  gap: var(--space-2);
}

.stack--3 {
  gap: var(--space-3);
}

.stack--4 {
  gap: var(--space-4);
}

.stack--5 {
  gap: var(--space-5);
}

.stack--6 {
  gap: var(--space-6);
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.cluster > * {
  min-width: 0;
}

.cluster--tight {
  gap: var(--space-2);
}

.cluster--loose {
  gap: var(--space-4);
}

.actions {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.actions > * {
  min-width: 0;
}

.list-clean {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list-content {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  padding-left: 1.25rem;
}

.list-content:last-child {
  margin-bottom: 0;
}

.divider {
  width: 100%;
  height: 1px;
  border: 0;
  background: var(--color-border);
}

.text-muted {
  color: var(--color-mist);
}

.text-accent {
  color: var(--color-accent-bright);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-3) var(--space-4);
  transform: translateY(-150%);
  border: 1px solid var(--color-accent-bright);
  background: var(--color-ink-night);
  color: var(--color-cold-white);
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  transform: translateY(0);
}

.surface > :last-child,
.surface--padded > :last-child,
.content-column > :last-child,
.stack > :last-child,
details > :last-child,
fieldset > :last-child {
  margin-bottom: 0;
}

@media (max-width: 53.75rem) {
  :root {
    --container-padding: 1.25rem;
  }

  .section {
    padding-block: var(--space-8);
  }

  .section--compact {
    padding-block: var(--space-7);
  }

  .section--spacious {
    padding-block: 5rem;
  }
}

@media (max-width: 37.5rem) {
  h1 {
    margin-bottom: var(--space-5);
  }

  h2 {
    margin-bottom: var(--space-4);
  }

  .surface--padded {
    padding: var(--space-4);
  }

  th,
  td {
    padding: var(--space-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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