:root {
  --bg-base: #0B0F14;
  --bg-elevated: #141A22;
  --bg-inset: #1C232C;
  --text-primary: #E8EDF2;
  --text-secondary: #9AA7B5;
  --accent-cyan: #00E5C7;
  --accent-amber: #FFB347;
  --accent-magenta: #E84A8A;
  --border-subtle: #2A3441;
  --border-strong: #3D4A5C;
  --success: #3DD68C;
  --error: #F2555A;
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'Inter', sans-serif;
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  --radius-0: 0px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-modal: 0 8px 24px rgba(0, 0, 0, 0.5);
  --focus-ring: 2px solid var(--accent-cyan);
  --transition-fast: 150ms ease-out;
  --container-max: 1200px;
  --container-article: 800px;
  --container-pad-mobile: 16px;
  --container-pad-tablet: 24px;
  --container-pad-desktop: 32px;
}

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

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

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

a:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

ul, ol {
  list-style: none !important;
  padding: 0;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.2;
  font-weight: 600;
  margin-block-end: var(--space-md);
}

h1 {
  font-size: clamp(28px, 5vw, 36px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-block-end: var(--space-lg);
}

h2 {
  font-size: clamp(24px, 4vw, 28px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-block-end: var(--space-md);
}

h3 {
  font-size: 22px;
  line-height: 1.25;
  font-weight: 600;
  margin-block-end: var(--space-sm);
}

h4 {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 600;
  margin-block-end: var(--space-sm);
}

h5, h6 {
  font-size: 16px;
  line-height: 1.3;
  font-weight: 600;
  margin-block-end: var(--space-xs);
}

p {
  margin-block-end: var(--space-md);
  line-height: 1.6;
}

p:last-child {
  margin-block-end: 0;
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-md);
  border-inline-start: 4px solid var(--accent-cyan);
  color: var(--text-secondary);
}

blockquote:last-child {
  margin-block-end: 0;
}

figure {
  margin-block-end: var(--space-md);
}

figure:last-child {
  margin-block-end: 0;
}

figcaption {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-block-start: var(--space-xs);
}

hr {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin-block: var(--space-xl);
}

code, pre, kbd, samp {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.9em;
}

code {
  background-color: var(--bg-inset);
  color: var(--accent-cyan);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

pre {
  background-color: var(--bg-inset);
  color: var(--text-primary);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-block-end: var(--space-md);
}

pre:last-child {
  margin-block-end: 0;
}

pre code {
  background: none;
  color: inherit;
  padding: 0;
  border-radius: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-block-end: var(--space-md);
}

table:last-child {
  margin-block-end: 0;
}

th, td {
  padding: 12px 16px;
  text-align: start;
  border-bottom: 1px solid var(--border-subtle);
}

th {
  background-color: var(--bg-inset);
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

td {
  font-size: 14px;
  color: var(--text-primary);
}

tr:last-child td {
  border-bottom: none;
}

input, textarea, select {
  background-color: var(--bg-inset);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.5;
  width: 100%;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 2px var(--accent-cyan);
}

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

textarea {
  resize: vertical;
  min-height: 100px;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239AA7B5' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-inline-end: 36px;
}

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-block-end: var(--space-xs);
}

fieldset {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-block-end: var(--space-md);
}

fieldset:last-child {
  margin-block-end: 0;
}

legend {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  padding-inline: var(--space-xs);
}

button, [role="button"], .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: 44px;
  min-width: 44px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.2;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

button:focus-visible, [role="button"]:focus-visible, .btn:focus-visible,
a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

button:active, [role="button"]:active, .btn:active {
  transform: scale(0.98);
  transition-duration: 100ms;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-mobile);
}

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

.surface {
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.surface--large {
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.surface--inset {
  background-color: var(--bg-inset);
  border: none;
  box-shadow: none;
}

.surface--elevated-shadow {
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.surface--modal {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

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

.overline {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.3;
  color: var(--text-secondary);
  margin-block-end: var(--space-xs);
}

.overline--accent {
  color: var(--accent-cyan);
}

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

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

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

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

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

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.3;
  background-color: var(--bg-inset);
  color: var(--text-secondary);
  white-space: nowrap;
}

.badge--accent {
  background-color: rgba(0, 229, 199, 0.15);
  color: var(--accent-cyan);
}

.badge--amber {
  background-color: rgba(255, 179, 71, 0.15);
  color: var(--accent-amber);
}

.badge--magenta {
  background-color: rgba(232, 74, 138, 0.15);
  color: var(--accent-magenta);
}

.badge--success {
  background-color: rgba(61, 214, 140, 0.15);
  color: var(--success);
}

.badge--error {
  background-color: rgba(242, 85, 90, 0.15);
  color: var(--error);
}

.divider {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin-block: var(--space-xl);
}

.divider--accent {
  border: none;
  width: 48px;
  height: 2px;
  background-color: var(--accent-cyan);
  margin-block: var(--space-xl);
}

.stat-highlight {
  border-inline-start: 4px solid var(--accent-cyan);
  padding-inline-start: var(--space-md);
  margin-block-end: var(--space-md);
}

.stat-highlight:last-child {
  margin-block-end: 0;
}

.content-list {
  margin-block-end: var(--space-md);
  padding-inline-start: 0;
}

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

.content-list li {
  position: relative;
  padding-inline-start: var(--space-lg);
  margin-block-end: var(--space-xs);
  line-height: 1.6;
}

.content-list li:last-child {
  margin-block-end: 0;
}

.content-list--bullets li::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background-color: var(--accent-cyan);
  border-radius: 0;
}

.content-list--numbers {
  counter-reset: list-counter;
}

.content-list--numbers li {
  counter-increment: list-counter;
  padding-inline-start: var(--space-xl);
}

.content-list--numbers li::before {
  content: counter(list-counter, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 44px;
  min-width: 44px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 1px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.flex {
  display: flex;
  gap: var(--space-md);
  min-width: 0;
}

.flex > * {
  min-width: 0;
  flex-shrink: 1;
}

.flex--wrap {
  flex-wrap: wrap;
}

.flex--column {
  flex-direction: column;
}

.flex--center {
  align-items: center;
  justify-content: center;
}

.flex--between {
  align-items: center;
  justify-content: space-between;
}

.flex--start {
  align-items: flex-start;
  justify-content: flex-start;
}

.flex--end {
  align-items: flex-end;
  justify-content: flex-end;
}

.flex--gap-xs { gap: var(--space-xs); }
.flex--gap-sm { gap: var(--space-sm); }
.flex--gap-md { gap: var(--space-md); }
.flex--gap-lg { gap: var(--space-lg); }
.flex--gap-xl { gap: var(--space-xl); }

.grid {
  display: grid;
  gap: var(--space-md);
  min-width: 0;
}

.grid > * {
  min-width: 0;
  min-height: 0;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid--gap-xs { gap: var(--space-xs); }
.grid--gap-sm { gap: var(--space-sm); }
.grid--gap-md { gap: var(--space-md); }
.grid--gap-lg { gap: var(--space-lg); }
.grid--gap-xl { gap: var(--space-xl); }

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 1000;
  background-color: var(--accent-cyan);
  color: var(--bg-base);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.02em;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-md);
  text-decoration: none;
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--container-pad-tablet);
  }

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

  .grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--container-pad-desktop);
  }

  .grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  body {
    font-size: 15px;
  }

  h1 {
    font-size: 28px;
  }

  h2 {
    font-size: 24px;
  }

  h3 {
    font-size: 20px;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

  .flex--column-mobile {
    flex-direction: column;
  }
}

@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;
  }
}
/* Only html clips X — setting overflow-x on both html and body
   makes overflow-y compute to auto on each (double vertical scrollbar). */
html {
  overflow-x: clip;
  max-width: 100%;
}

body {
  max-width: 100%;
}

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