:root {
  --color-ash-canvas: #0b0c10;
  --color-violet-ash: #110e15;
  --color-basalt-panel: #1a1622;
  --color-basalt-raised: #221c2b;
  --color-rune-outline: #3d3248;
  --color-arcane-text: #e2d9f3;
  --color-muted-text: #b8aec9;
  --color-ember-scarlet: #ff2a4b;
  --color-boss-red: #e63946;
  --color-spell-cyan: #00f0ff;
  --color-relic-gold: #ffb703;
  --color-on-accent: #0b0c10;
  --color-focus-ring: #00f0ff;

  --font-body: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: Cinzel, "Cormorant Garamond", Georgia, serif;

  --text-display: clamp(2.5rem, 5vw, 4.75rem);
  --text-h1: clamp(2rem, 4vw, 3.5rem);
  --text-h2: clamp(1.55rem, 2.5vw, 2.35rem);
  --text-h3: clamp(1.2rem, 1.7vw, 1.55rem);
  --text-lead: clamp(1.1rem, 1.5vw, 1.3rem);
  --text-body: 1rem;
  --text-small: 0.875rem;
  --text-meta: 0.75rem;

  --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: 4.5rem;
  --space-10: 6rem;

  --container-max: 75rem;
  --container-wide: 65rem;
  --container-reading: 47.5rem;
  --gutter: 2rem;
  --section-space: 4.5rem;

  --radius-xs: 0.125rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-pill: 999px;

  --border-default: 1px solid var(--color-rune-outline);
  --border-active: 2px solid var(--color-spell-cyan);
  --shadow-raised: 0 12px 32px rgba(0, 0, 0, 0.32);
  --shadow-ember: 0 0 0.75rem rgba(255, 42, 75, 0.22);
  --shadow-cyan: 0 0 0.75rem rgba(0, 240, 255, 0.2);

  --transition-fast: 160ms ease;
  --transition-base: 220ms ease;
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-6);
  background: var(--color-ash-canvas);
  color-scheme: dark;
}

body {
  min-width: 100%;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, var(--color-ash-canvas) 0%, var(--color-violet-ash) 100%);
  color: var(--color-arcane-text);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img,
video {
  height: auto;
}

svg {
  fill: currentColor;
}

button,
input,
select,
textarea {
  margin: 0;
  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: 0.58;
}

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

input,
select,
textarea {
  width: 100%;
  border: var(--border-default);
  border-radius: var(--radius-xs);
  background: var(--color-basalt-panel);
  color: var(--color-arcane-text);
  line-height: 1.4;
}

input,
select {
  min-height: 2.75rem;
}

input,
textarea,
select {
  padding: 0.6875rem 0.75rem;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-muted-text);
  opacity: 0.8;
}

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

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

input[type="file"]::file-selector-button {
  margin-right: var(--space-3);
  border: 0;
  border-radius: var(--radius-xs);
  padding: var(--space-2) var(--space-3);
  background: var(--color-basalt-raised);
  color: var(--color-arcane-text);
  cursor: pointer;
}

label {
  display: inline-block;
  margin-block-end: var(--space-2);
  color: var(--color-arcane-text);
  font-size: var(--text-small);
  font-weight: 700;
  line-height: 1.45;
}

fieldset {
  margin: 0;
  border: var(--border-default);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

legend {
  padding-inline: var(--space-2);
  color: var(--color-arcane-text);
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  font-size: var(--text-small);
}

th,
td {
  border-bottom: 1px solid rgba(61, 50, 72, 0.85);
  padding: var(--space-3);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-arcane-text);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.3;
  text-transform: uppercase;
}

caption {
  margin-block-end: var(--space-2);
  color: var(--color-muted-text);
  text-align: left;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-block: 0 var(--space-4);
  color: var(--color-arcane-text);
  font-family: var(--font-heading);
  font-weight: 700;
  text-wrap: balance;
}

h1 {
  font-size: var(--text-h1);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--text-h2);
  line-height: 1.12;
}

h3 {
  font-size: var(--text-h3);
  line-height: 1.2;
}

h4 {
  font-size: 1.125rem;
  line-height: 1.3;
}

h5,
h6 {
  font-size: 1rem;
  line-height: 1.4;
}

p {
  margin-block: 0 var(--space-5);
  color: var(--color-arcane-text);
}

small {
  font-size: var(--text-small);
  line-height: 1.45;
}

strong,
b {
  font-weight: 700;
}

em,
i {
  font-style: italic;
}

mark {
  padding-inline: 0.2em;
  background: rgba(255, 183, 3, 0.22);
  color: var(--color-arcane-text);
}

abbr[title] {
  cursor: help;
  text-decoration: underline dotted;
  text-underline-offset: 0.15em;
}

blockquote {
  margin: 0 0 var(--space-5);
  border-left: 3px solid var(--color-spell-cyan);
  padding: var(--space-3) 0 var(--space-3) var(--space-4);
  color: var(--color-muted-text);
}

figure {
  margin: 0 0 var(--space-5);
}

figcaption {
  margin-block-start: var(--space-2);
  color: var(--color-muted-text);
  font-size: var(--text-small);
  line-height: 1.45;
}

pre,
code,
kbd,
samp {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

code,
kbd,
samp {
  border: 1px solid rgba(61, 50, 72, 0.9);
  border-radius: var(--radius-xs);
  padding: 0.1em 0.3em;
  background: rgba(34, 28, 43, 0.9);
  color: var(--color-arcane-text);
  font-size: 0.9em;
}

pre {
  margin: 0 0 var(--space-5);
  overflow-x: auto;
  border: var(--border-default);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  background: var(--color-basalt-panel);
}

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

ul,
ol {
  margin-block: 0 var(--space-5);
  padding-inline-start: var(--space-5);
}

ul {
  list-style: none !important;
}

ol {
  list-style: decimal;
}

.content-list,
.rich-text ul {
  display: grid;
  gap: var(--space-2);
  padding-inline-start: 0;
}

.content-list > li,
.rich-text ul > li {
  position: relative;
  padding-inline-start: var(--space-4);
}

.content-list > li::before,
.rich-text ul > li::before {
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--color-ember-scarlet);
  content: "";
  transform: rotate(45deg);
}

.rich-text ol {
  display: grid;
  gap: var(--space-2);
}

a {
  color: var(--color-spell-cyan);
  text-decoration-line: underline;
  text-decoration-color: rgba(0, 240, 255, 0.42);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition:
    color var(--transition-fast),
    text-decoration-color var(--transition-fast);
}

a:visited {
  color: #8ed4db;
  text-decoration-color: rgba(142, 212, 219, 0.4);
}

a:hover {
  color: var(--color-arcane-text);
  text-decoration-color: var(--color-spell-cyan);
}

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-focus-ring);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--color-ash-canvas);
}

::selection {
  background: rgba(0, 240, 255, 0.25);
  color: var(--color-arcane-text);
}

:target {
  scroll-margin-top: var(--space-8);
}

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

.container--wide {
  max-width: var(--container-wide);
}

.container--reading {
  max-width: var(--container-reading);
}

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

.surface {
  border: var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--color-basalt-panel);
  box-shadow: inset 0 1px 0 rgba(226, 217, 243, 0.045);
}

.surface--raised {
  background: var(--color-basalt-raised);
  box-shadow:
    inset 0 1px 0 rgba(226, 217, 243, 0.06),
    var(--shadow-raised);
}

.card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border: var(--border-default);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  background: var(--color-basalt-panel);
  box-shadow: inset 0 1px 0 rgba(226, 217, 243, 0.045);
}

.card::before {
  display: block;
  width: 2.5rem;
  height: 1px;
  margin-block-end: var(--space-4);
  background: var(--color-rune-outline);
  content: "";
}

.card > :last-child {
  margin-block-end: 0;
}

.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);
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

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

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

.meta {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-muted-text);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.3;
  text-transform: uppercase;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-block-end: var(--space-3);
  color: var(--color-relic-gold);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 0.4rem;
  height: 0.4rem;
  background: currentColor;
  content: "";
  transform: rotate(45deg);
}

.lead {
  color: var(--color-muted-text);
  font-size: var(--text-lead);
  line-height: 1.55;
}

.button {
  display: inline-flex;
  min-width: 0;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1px solid #9f1730;
  border-radius: var(--radius-md);
  padding: 0.6875rem 1rem;
  background: var(--color-ember-scarlet);
  color: var(--color-on-accent);
  font-size: var(--text-small);
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    box-shadow var(--transition-fast),
    color var(--transition-fast);
}

.button:visited {
  color: var(--color-on-accent);
}

.button:hover {
  border-color: #ff7085;
  background: #ff4561;
  color: var(--color-on-accent);
  box-shadow: var(--shadow-ember);
  text-decoration: none;
}

.button--secondary {
  border-color: var(--color-rune-outline);
  background: transparent;
  color: var(--color-spell-cyan);
}

.button--secondary:visited {
  color: var(--color-spell-cyan);
}

.button--secondary:hover {
  border-color: var(--color-spell-cyan);
  background: rgba(0, 240, 255, 0.08);
  color: var(--color-arcane-text);
  box-shadow: var(--shadow-cyan);
}

.button--full {
  width: 100%;
}

.tag {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  border: 1px solid var(--color-rune-outline);
  border-radius: var(--radius-pill);
  padding: 0.25rem 0.5rem;
  background: rgba(34, 28, 43, 0.85);
  color: var(--color-muted-text);
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
}

.tag--gold {
  border-color: rgba(255, 183, 3, 0.55);
  color: var(--color-relic-gold);
}

.notice {
  border-left: 3px solid var(--color-spell-cyan);
  padding: var(--space-4);
  background: var(--color-basalt-panel);
  color: var(--color-arcane-text);
}

.notice--warning {
  border-left-color: var(--color-boss-red);
}

.notice--relic {
  border-left-color: var(--color-relic-gold);
}

.notice > :last-child {
  margin-block-end: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: var(--space-3);
  left: var(--space-3);
  transform: translateY(-200%);
  border: 1px solid var(--color-spell-cyan);
  border-radius: var(--radius-xs);
  padding: var(--space-3) var(--space-4);
  background: var(--color-basalt-raised);
  color: var(--color-arcane-text);
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--transition-fast);
}

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

.nav-toggle {
  display: inline-flex;
  min-width: 2.75rem;
  min-height: 2.75rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border: var(--border-default);
  border-radius: var(--radius-xs);
  padding: var(--space-2);
  background: var(--color-basalt-panel);
  color: var(--color-arcane-text);
  position: relative;
  z-index: 100;
}

.nav-toggle > span {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: currentColor;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
}

.rich-text > :last-child,
.content-group > :last-child,
.card > :last-child,
.surface > :last-child {
  margin-block-end: 0;
}

@media (max-width: 56.25rem) {
  :root {
    --gutter: 1.5rem;
    --section-space: 3.5rem;
  }
}

@media (max-width: 45rem) {
  :root {
    --gutter: 1rem;
    --section-space: 2.5rem;
  }

  h1,
  h2,
  h3 {
    text-wrap: pretty;
  }

  th,
  td {
    padding: var(--space-2);
  }

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

  .button--mobile-full {
    width: 100%;
  }
}

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

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