:root {
  --color-midnight-navy: #0B1B2B;
  --color-deep-ocean: #12293D;
  --color-ocean-blue: #1F6F9E;
  --color-sea-glass: #DCEAF2;
  --color-pearl-white: #F7F9FA;
  --color-mist-grey: #6B7C8A;
  --color-coral-signal: #E26D5A;
  --color-coral-soft: #F6D9D3;
  --color-ink-black: #101820;
  --color-mist-grey-border-light: rgba(107, 124, 138, 0.3);
  --color-pearl-white-border-dark: rgba(247, 249, 250, 0.12);
  --color-overlay-midnight: rgba(11, 27, 43, 0.7);
  --shadow-floating: 0 8px 24px rgba(11, 27, 43, 0.12);
  --font-heading: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --text-display: clamp(2.75rem, 6vw, 5rem);
  --text-h1: clamp(2.25rem, 4.5vw, 3.5rem);
  --text-h2: clamp(1.75rem, 3vw, 2.5rem);
  --text-h3: clamp(1.25rem, 2vw, 1.625rem);
  --text-h4: 1.125rem;
  --text-body-large: 1.125rem;
  --text-body: 1rem;
  --text-small: 0.875rem;
  --text-caption: 0.75rem;
  --text-label: 0.6875rem;
  --leading-display: 1.05;
  --leading-h1: 1.1;
  --leading-h2: 1.15;
  --leading-h3: 1.25;
  --leading-h4: 1.35;
  --leading-body-large: 1.7;
  --leading-body: 1.7;
  --leading-small: 1.55;
  --leading-caption: 1.45;
  --leading-label: 1.4;
  --tracking-display: -0.02em;
  --tracking-h1: -0.015em;
  --tracking-h2: -0.01em;
  --tracking-h3: -0.005em;
  --tracking-body: 0;
  --tracking-small: 0.005em;
  --tracking-caption: 0.08em;
  --tracking-label: 0.12em;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;
  --container-standard: 1240px;
  --container-narrow: 720px;
  --container-wide: 1440px;
  --radius-0: 0px;
  --radius-1: 2px;
  --radius-2: 4px;
  --radius-3: 8px;
  --radius-4: 12px;
  --radius-pill: 999px;
  --transition-fast: 180ms ease-out;
  --transition-medium: 200ms ease-out;
  --focus-ring-light: 2px solid var(--color-ocean-blue);
  --focus-ring-dark: 2px solid var(--color-coral-signal);
  --focus-offset: 2px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  letter-spacing: var(--tracking-body);
  color: var(--color-ink-black);
  background-color: var(--color-pearl-white);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

a {
  color: var(--color-ocean-blue);
  text-decoration: underline;
  text-decoration-color: var(--color-ocean-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: text-decoration-thickness var(--transition-fast);
}

a:hover {
  text-decoration-thickness: 2px;
}

ul,
ol {
  list-style-position: inside;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-ink-black);
}

h1 {
  font-size: var(--text-h1);
  line-height: var(--leading-h1);
  letter-spacing: var(--tracking-h1);
  margin-block-end: var(--space-5);
}

h2 {
  font-size: var(--text-h2);
  line-height: var(--leading-h2);
  letter-spacing: var(--tracking-h2);
  margin-block-end: var(--space-5);
}

h3 {
  font-size: var(--text-h3);
  line-height: var(--leading-h3);
  letter-spacing: var(--tracking-h3);
  margin-block-end: var(--space-4);
}

h4 {
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
  letter-spacing: 0;
  margin-block-end: var(--space-3);
}

p {
  margin-block-end: var(--space-5);
}

blockquote {
  margin-block-end: var(--space-6);
  padding-inline-start: var(--space-5);
  border-inline-start: 2px solid var(--color-coral-signal);
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  line-height: var(--leading-h3);
  letter-spacing: var(--tracking-h3);
  color: var(--color-ink-black);
}

figure {
  margin-block-end: var(--space-6);
}

figcaption {
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--color-mist-grey);
  margin-block-start: var(--space-2);
}

hr {
  border: none;
  border-top: 1px solid var(--color-mist-grey-border-light);
  margin-block: var(--space-7);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-6);
}

th,
td {
  padding: var(--space-3) var(--space-4);
  text-align: start;
  border-bottom: 1px solid var(--color-mist-grey-border-light);
}

th {
  font-family: var(--font-body);
  font-size: var(--text-label);
  line-height: var(--leading-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-mist-grey);
  font-weight: 600;
}

td {
  color: var(--color-ink-black);
}

.container {
  width: 100%;
  max-width: var(--container-standard);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.surface-pearl {
  background-color: var(--color-pearl-white);
  color: var(--color-ink-black);
}

.surface-midnight {
  background-color: var(--color-midnight-navy);
  color: var(--color-pearl-white);
}

.surface-deep-ocean {
  background-color: var(--color-deep-ocean);
  color: var(--color-pearl-white);
}

.surface-sea-glass {
  background-color: var(--color-sea-glass);
  color: var(--color-ink-black);
}

.surface-midnight h1,
.surface-midnight h2,
.surface-midnight h3,
.surface-midnight h4,
.surface-deep-ocean h1,
.surface-deep-ocean h2,
.surface-deep-ocean h3,
.surface-deep-ocean h4 {
  color: var(--color-pearl-white);
}

.surface-midnight a,
.surface-deep-ocean a {
  color: var(--color-coral-signal);
  text-decoration-color: var(--color-coral-signal);
}

.surface-midnight figcaption,
.surface-deep-ocean figcaption {
  color: rgba(247, 249, 250, 0.7);
}

.surface-midnight th,
.surface-deep-ocean th {
  color: rgba(247, 249, 250, 0.7);
}

.surface-midnight td,
.surface-deep-ocean td {
  color: var(--color-pearl-white);
}

.surface-midnight hr,
.surface-deep-ocean hr {
  border-top-color: var(--color-pearl-white-border-dark);
}

.surface-midnight blockquote,
.surface-deep-ocean blockquote {
  color: var(--color-pearl-white);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-2);
  border: 1px solid transparent;
  min-height: 44px;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
}

.btn:focus-visible {
  outline: var(--focus-ring-light);
  outline-offset: var(--focus-offset);
}

.btn-primary {
  background-color: var(--color-coral-signal);
  color: var(--color-pearl-white);
  border-color: var(--color-coral-signal);
}

.btn-primary:hover {
  background-color: #D05F4D;
  border-color: #D05F4D;
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-ocean-blue);
  border-color: var(--color-ocean-blue);
}

.btn-secondary:hover {
  background-color: var(--color-sea-glass);
  text-decoration: none;
}

.surface-midnight .btn-secondary,
.surface-deep-ocean .btn-secondary {
  color: var(--color-pearl-white);
  border-color: var(--color-pearl-white);
}

.surface-midnight .btn-secondary:hover,
.surface-deep-ocean .btn-secondary:hover {
  background-color: rgba(247, 249, 250, 0.12);
}

.surface-midnight .btn:focus-visible,
.surface-deep-ocean .btn:focus-visible {
  outline: var(--focus-ring-dark);
}

.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-1);
  background-color: var(--color-sea-glass);
  color: var(--color-ink-black);
}

.tag-coral {
  background-color: var(--color-coral-soft);
  color: var(--color-ink-black);
  border-inline-start: 2px solid var(--color-coral-signal);
}

.card {
  background-color: var(--color-pearl-white);
  border: 1px solid var(--color-mist-grey-border-light);
  border-radius: var(--radius-3);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.card:hover {
  border-color: var(--color-ocean-blue);
}

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

.card-body h3,
.card-body h4 {
  margin-block-end: var(--space-2);
  transition: color var(--transition-fast);
}

.card:hover .card-body h3,
.card:hover .card-body h4 {
  color: var(--color-ocean-blue);
}

.card-body p:last-child,
.card-body ul:last-child,
.card-body ol:last-child,
.card-body blockquote:last-child,
.card-body figure:last-child {
  margin-block-end: 0;
}

.surface-midnight .card,
.surface-deep-ocean .card {
  background-color: var(--color-deep-ocean);
  border-color: var(--color-pearl-white-border-dark);
}

.surface-midnight .card:hover,
.surface-deep-ocean .card:hover {
  border-color: var(--color-coral-signal);
}

.surface-midnight .card-body h3,
.surface-midnight .card-body h4,
.surface-deep-ocean .card-body h3,
.surface-deep-ocean .card-body h4 {
  color: var(--color-pearl-white);
}

.surface-midnight .card:hover .card-body h3,
.surface-midnight .card:hover .card-body h4,
.surface-deep-ocean .card:hover .card-body h3,
.surface-deep-ocean .card:hover .card-body h4 {
  color: var(--color-coral-signal);
}

.surface-midnight .card-body p,
.surface-deep-ocean .card-body p {
  color: rgba(247, 249, 250, 0.85);
}

.flex {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

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

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

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

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

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

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

.flex-justify-between {
  justify-content: space-between;
}

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

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

.flex-gap-1 { gap: var(--space-1); }
.flex-gap-2 { gap: var(--space-2); }
.flex-gap-3 { gap: var(--space-3); }
.flex-gap-4 { gap: var(--space-4); }
.flex-gap-5 { gap: var(--space-5); }
.flex-gap-6 { gap: var(--space-6); }
.flex-gap-7 { gap: var(--space-7); }

.flex-grow {
  flex-grow: 1;
}

.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-4);
  z-index: 1000;
  background-color: var(--color-midnight-navy);
  color: var(--color-pearl-white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-2);
  text-decoration: none;
  font-weight: 600;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
  outline: var(--focus-ring-dark);
  outline-offset: var(--focus-offset);
}

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

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

@media (min-width: 768px) {
  .container,
  .container-narrow,
  .container-wide {
    padding-inline: var(--space-7);
  }
}