:root {
  --color-ink-950: #080b12;
  --color-ink-900: #0f1420;
  --color-ink-800: #171d2b;
  --color-slate-700: #303a4d;
  --color-slate-600: #4a5870;
  --color-text-primary: #f4f6fa;
  --color-text-secondary: #aab4c5;
  --color-text-muted: #7e8a9e;
  --color-amber: #f5a524;
  --color-amber-soft: #ffd27a;
  --color-violet: #8574ff;
  --color-success: #4fd1a5;
  --color-danger: #f07178;

  --font-heading: "Space Grotesk", Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: clamp(1.5rem, 3vw, 1.75rem);
  --text-3xl: clamp(2.25rem, 5vw, 3.5rem);

  --line-tight: 1.1;
  --line-heading: 1.18;
  --line-body: 1.65;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3.5rem;
  --space-9: 4.5rem;
  --space-10: 6rem;

  --container-max: 75rem;
  --container-inline: calc(100% - 2.5rem);
  --content-max: 45rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-pill: 999px;

  --border-default: 1px solid var(--color-slate-700);
  --shadow-panel: 0 0.75rem 2rem rgb(0 0 0 / 0.28);
  --shadow-amber: 0 0.5rem 1.5rem rgb(245 165 36 / 0.16);

  --transition-fast: 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-base: 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

html {
  min-width: 20rem;
  background: var(--color-ink-950);
  color-scheme: dark;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-width: 20rem;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-ink-950);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: var(--line-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img,
video {
  height: auto;
}

img {
  border-style: none;
}

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

button,
select {
  text-transform: none;
}

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

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

textarea {
  min-height: 7rem;
  resize: vertical;
}

input,
select,
textarea {
  width: 100%;
  border: var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--color-ink-900);
  color: var(--color-text-primary);
  line-height: 1.4;
}

input,
select {
  min-height: 2.75rem;
  padding: 0.625rem 0.75rem;
}

textarea {
  padding: 0.75rem;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

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

select {
  appearance: auto;
}

a {
  color: var(--color-amber-soft);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--color-amber);
  text-decoration-line: underline;
}

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

::selection {
  background: var(--color-amber);
  color: var(--color-ink-950);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-4);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: var(--line-heading);
  overflow-wrap: break-word;
}

h1 {
  font-size: var(--text-3xl);
  line-height: var(--line-tight);
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-xl);
}

h4 {
  font-size: var(--text-lg);
}

h5,
h6 {
  font-size: var(--text-base);
}

p {
  margin: 0 0 var(--space-4);
  color: var(--color-text-secondary);
  overflow-wrap: break-word;
}

strong,
b {
  color: var(--color-text-primary);
  font-weight: 700;
}

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

hr {
  height: 1px;
  margin: var(--space-6) 0;
  border: 0;
  background: var(--color-slate-700);
}

ul,
ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
}

ul > li + li,
ol > li {
  overflow-wrap: break-word;
}

blockquote {
  margin: 0 0 var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-left: 3px solid var(--color-amber);
  background: var(--color-ink-900);
  color: var(--color-text-secondary);
}

blockquote > :last-child,
.content-flow > :last-child,
.stack > :last-child,
.card > :last-child,
.panel > :last-child,
.tip-panel > :last-child {
  margin-bottom: 0;
}

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

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

table {
  width: 100%;
  margin: 0 0 var(--space-5);
  border-collapse: collapse;
  border: var(--border-default);
  background: var(--color-ink-900);
  text-align: left;
}

th,
td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-slate-700);
  vertical-align: top;
}

th {
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
}

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

code,
kbd,
samp {
  padding: 0.1em 0.35em;
  border-radius: var(--radius-sm);
  background: var(--color-ink-800);
  color: var(--color-amber-soft);
  font-size: 0.9em;
}

pre {
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  overflow: auto;
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-ink-900);
  color: var(--color-text-secondary);
}

pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.container {
  width: var(--container-inline);
  max-width: var(--container-max);
  margin-inline: auto;
}

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

.section {
  padding-block: clamp(3rem, 6vw, 6rem);
}

.stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: var(--space-4);
}

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

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

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

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

.surface {
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-ink-900);
}

.card,
.panel {
  min-width: 0;
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-ink-900);
}

.card {
  overflow: hidden;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-base);
}

.card:hover {
  border-color: var(--color-slate-600);
  background: var(--color-ink-800);
}

.card__image {
  width: 100%;
  overflow: hidden;
  border-bottom: var(--border-default);
  aspect-ratio: 16 / 9;
  background: var(--color-ink-800);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.card:hover .card__image img {
  transform: scale(1.02);
}

.card__body {
  min-width: 0;
  padding: var(--space-5);
}

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

.panel-raised {
  box-shadow: var(--shadow-panel);
}

.label,
.category-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-amber-soft);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
}

.label--violet,
.category-label--violet {
  color: var(--color-violet);
}

.label--success {
  color: var(--color-success);
}

.label--danger {
  color: var(--color-danger);
}

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

.text-secondary {
  color: var(--color-text-secondary);
}

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

.button {
  display: inline-flex;
  min-height: 2.75rem;
  min-width: 0;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: var(--color-amber);
  color: var(--color-ink-950);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.button:hover {
  background: var(--color-amber-soft);
  color: var(--color-ink-950);
  text-decoration: none;
}

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

.button--primary {
  box-shadow: var(--shadow-amber);
}

.button--secondary {
  border-color: var(--color-slate-700);
  background: transparent;
  color: var(--color-text-primary);
  box-shadow: none;
}

.button--secondary:hover {
  border-color: var(--color-slate-600);
  background: var(--color-ink-800);
  color: var(--color-text-primary);
}

.button--violet {
  background: var(--color-violet);
  color: var(--color-ink-950);
  box-shadow: none;
}

.button--violet:hover {
  background: #a095ff;
  color: var(--color-ink-950);
}

.button--small {
  min-height: 2.25rem;
  padding: 0.5rem 0.75rem;
  font-size: var(--text-xs);
}

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

.tip-panel {
  min-width: 0;
  margin: 0;
  padding: var(--space-4) var(--space-5);
  border: var(--border-default);
  border-left: 3px solid var(--color-amber);
  border-radius: var(--radius-md);
  background: var(--color-ink-800);
}

.tip-panel--violet {
  border-left-color: var(--color-violet);
}

.tip-panel__title {
  margin-bottom: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: var(--line-heading);
}

.stats-strip {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 9rem), 1fr));
  overflow: hidden;
  border: var(--border-default);
  border-radius: var(--radius-md);
  background: var(--color-ink-900);
}

.stats-strip > * {
  min-width: 0;
  padding: var(--space-4);
}

.stats-strip > * + * {
  border-left: 1px solid var(--color-slate-700);
}

.stat-value {
  display: block;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1;
}

.stat-label {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: 1.4;
}

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

@media (max-width: 47.5rem) {
  :root {
    --container-inline: calc(100% - 2rem);
  }

  .section {
    padding-block: clamp(3rem, 10vw, 4rem);
  }

  .card__body,
  .panel {
    padding: var(--space-4);
  }

  .stats-strip > * + * {
    border-top: 1px solid var(--color-slate-700);
    border-left: 0;
  }
}

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

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

  .card:hover .card__image img,
  .button:active {
    transform: none;
  }
}
html, body {
  overflow-x: clip;
  max-width: 100%;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}