:root {
  --color-navy-900: #0B1A2A;
  --color-navy-700: #1A2E44;
  --color-steel-500: #5A6B7A;
  --color-limestone-100: #F5F0E8;
  --color-limestone-300: #D9D2C5;
  --color-poker-green-600: #1E5B4F;
  --color-poker-green-400: #2E7D6E;
  --color-rust-500: #B85C38;
  --color-off-white-50: #FAF8F5;
  --color-navy-900-80: rgba(11, 26, 42, 0.8);

  --font-heading: 'Archivo Black', sans-serif;
  --font-body: 'Inter', sans-serif;

  --text-display: 4.5rem;
  --text-h1: 3.5rem;
  --text-h2: 2.5rem;
  --text-h3: 1.75rem;
  --text-h4: 1.25rem;
  --text-body-large: 1.125rem;
  --text-body: 1rem;
  --text-caption: 0.875rem;
  --text-overline: 0.75rem;

  --leading-display: 1.1;
  --leading-h1: 1.15;
  --leading-h2: 1.2;
  --leading-h3: 1.3;
  --leading-h4: 1.4;
  --leading-body-large: 1.6;
  --leading-body: 1.6;
  --leading-caption: 1.5;
  --leading-overline: 1.4;

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

  --container-max: 1440px;
  --container-pad-mobile: 24px;
  --container-pad-tablet: 48px;
  --container-pad-desktop: 64px;

  --border-hairline: 1px solid var(--color-steel-500);
  --border-active: 2px solid var(--color-poker-green-600);
  --border-focus: 2px solid var(--color-poker-green-400);

  --radius-button: 2px;
  --radius-input: 2px;
  --radius-card: 0px;
  --radius-image: 0px;

  --shadow-modal: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-sticky: 0 2px 8px rgba(0, 0, 0, 0.2);

  --transition-fast: 200ms ease-out;
  --transition-page: 300ms ease-out;
}

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

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

body {
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-limestone-100);
  background-color: var(--color-navy-900);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-image);
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
  border-radius: var(--radius-input);
}

button {
  cursor: pointer;
  background: none;
  border: none;
  border-radius: var(--radius-button);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

button:active {
  transform: scale(0.98);
}

a {
  color: var(--color-poker-green-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-poker-green-600);
}

:focus-visible {
  outline: var(--border-focus);
  outline-offset: 2px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  color: var(--color-limestone-100);
  overflow-wrap: break-word;
}

h1 {
  font-size: clamp(2.5rem, 5vw, var(--text-h1));
  line-height: var(--leading-h1);
  letter-spacing: -0.01em;
  margin-block-end: var(--space-4);
}

h2 {
  font-size: clamp(2rem, 4vw, var(--text-h2));
  line-height: var(--leading-h2);
  margin-block-end: var(--space-4);
}

h3 {
  font-size: clamp(1.5rem, 3vw, var(--text-h3));
  line-height: var(--leading-h3);
  margin-block-end: var(--space-3);
}

h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
  letter-spacing: 0.05em;
  margin-block-end: var(--space-3);
}

h5,
h6 {
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-block-end: var(--space-2);
}

p {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-limestone-300);
  margin-block-end: var(--space-3);
}

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

ul,
ol {
  margin-block-end: var(--space-3);
  padding-inline-start: var(--space-4);
}

li {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-limestone-300);
}

blockquote {
  font-family: var(--font-body);
  font-size: var(--text-body-large);
  line-height: var(--leading-body-large);
  color: var(--color-limestone-100);
  margin-block-end: var(--space-4);
  padding-inline-start: var(--space-4);
  border-inline-start: 2px solid var(--color-poker-green-600);
}

blockquote p {
  font-size: inherit;
  line-height: inherit;
  color: inherit;
}

figure {
  margin-block-end: var(--space-4);
}

figcaption {
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: 0.02em;
  color: var(--color-limestone-300);
  margin-block-start: var(--space-2);
}

hr {
  border: none;
  border-top: var(--border-hairline);
  margin-block: var(--space-5);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-4);
}

th,
td {
  padding: var(--space-2) var(--space-3);
  text-align: start;
  border-bottom: var(--border-hairline);
  font-size: var(--text-body);
  line-height: var(--leading-body);
}

th {
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: var(--text-caption);
  letter-spacing: 0.05em;
  color: var(--color-limestone-100);
}

label {
  display: block;
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: 0.02em;
  color: var(--color-limestone-300);
  margin-block-end: var(--space-1);
}

input,
textarea,
select {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-off-white-50);
  border: 1px solid var(--color-steel-500);
  border-radius: var(--radius-input);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-navy-900);
  transition: border-color var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-poker-green-400);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-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='%235A6B7A' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-inline-end: var(--space-5);
}

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

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

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

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

@media (min-width: 768px) {
  .section {
    padding-block: var(--space-8);
  }
}

.section--tight {
  padding-block: var(--space-5);
}

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

.surface-card {
  background-color: var(--color-navy-700);
  border: var(--border-hairline);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  transition: border-color var(--transition-fast);
}

.surface-card:hover {
  border-color: var(--color-poker-green-600);
}

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

.surface-panel {
  background-color: var(--color-navy-700);
  border: var(--border-hairline);
  border-radius: var(--radius-card);
  padding: var(--space-4);
}

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

.surface-light {
  background-color: var(--color-off-white-50);
  color: var(--color-navy-900);
}

.surface-light h1,
.surface-light h2,
.surface-light h3,
.surface-light h4,
.surface-light h5,
.surface-light h6 {
  color: var(--color-navy-900);
}

.surface-light p,
.surface-light li,
.surface-light blockquote,
.surface-light figcaption,
.surface-light label {
  color: var(--color-navy-700);
}

.surface-light a {
  color: var(--color-poker-green-600);
}

.surface-light a:hover {
  color: var(--color-poker-green-400);
}

.overlay {
  background-color: var(--color-navy-900-80);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-button);
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background-color: var(--color-poker-green-600);
  color: var(--color-limestone-100);
  border: 2px solid var(--color-poker-green-600);
}

.btn--primary:hover {
  background-color: var(--color-poker-green-400);
  border-color: var(--color-poker-green-400);
  color: var(--color-limestone-100);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-limestone-100);
  border: 2px solid var(--color-steel-500);
}

.btn--secondary:hover {
  background-color: var(--color-poker-green-400);
  border-color: var(--color-poker-green-400);
  color: var(--color-limestone-100);
}

.btn--rust {
  background-color: var(--color-rust-500);
  color: var(--color-limestone-100);
  border: 2px solid var(--color-rust-500);
}

.btn--rust:hover {
  background-color: var(--color-poker-green-400);
  border-color: var(--color-poker-green-400);
  color: var(--color-limestone-100);
}

.divider {
  border: none;
  border-top: var(--border-hairline);
  margin-block: var(--space-5);
}

.divider--inset {
  margin-inline: var(--space-4);
}

.overline {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-overline);
  line-height: var(--leading-overline);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-steel-500);
  margin-block-end: var(--space-2);
}

.caption {
  font-size: var(--text-caption);
  line-height: var(--leading-caption);
  letter-spacing: 0.02em;
  color: var(--color-limestone-300);
}

.body-large {
  font-size: var(--text-body-large);
  line-height: var(--leading-body-large);
  color: var(--color-limestone-300);
}

.display {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, var(--text-display));
  line-height: var(--leading-display);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-limestone-100);
  margin-block-end: var(--space-4);
}

.flex {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

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

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

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

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

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

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

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

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

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

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

.flex--gap-hairline {
  gap: var(--space-1);
}

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

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

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

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

.grid--auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-4);
}

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

.grid--cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-4);
}

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

.content-list {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: var(--space-3);
}

.content-list > li {
  margin-block-end: var(--space-2);
  padding-inline-start: var(--space-4);
  position: relative;
}

.content-list > li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 2px;
  background-color: var(--color-poker-green-600);
}

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

.content-list--tight > li {
  margin-block-end: var(--space-1);
}

.content-list--roomy > li {
  margin-block-end: var(--space-3);
}

.visually-hidden {
  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-3);
  z-index: 1000;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-poker-green-600);
  color: var(--color-limestone-100);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-button);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-3);
  color: var(--color-limestone-100);
}

@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;
  }
}