:root {
  /* Font families */
  --font-display: 'Playfair Display', serif;
  --font-body: 'Montserrat', system-ui, -apple-system, sans-serif;

  /* Type scale */
  --fs-xs: 0.875rem;
  --fs-sm: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: clamp(1.75rem, 1.6rem + 1vw, 2.25rem);
  --fs-2xl: clamp(2.25rem, 2rem + 1.4vw, 3rem);

  /* Spacing */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Radii and elevation */
  --radius-sm: 8px;
  --radius-md: 14px;
  --shadow-soft: 0 10px 30px rgba(0, 8, 16, 0.12);
  --shadow-strong: 0 18px 50px rgba(0, 8, 16, 0.2);

  /* Core palette */
  --color-primary-600: #005093; /* deep blue */
  --color-primary-400: #2f7dc0;
  --color-accent-500: #FDC500; /* vibrant yellow */
  --color-accent-50: #f3f4ee; /* 5% tint on bluish white base */
  --color-ink-900: #000810; /* bluish black 10% */
  --color-ink-950: #000407; /* bluish black 5% */
  --color-ink-990: #000102; /* bluish black 1% */
  --color-ink-700: #191400; /* yellowish black 10% */
  --color-ink-850: #0d0a00; /* yellowish black 5% */
  --color-ink-990y: #030200; /* yellowish black 1% */
  --color-surface-50: #E6EEF5; /* bluish white 10% */
  --color-surface-25: #f2f6fa; /* bluish white 5% */
  --color-surface-10: #fcfdfe; /* bluish white 1% */
  --color-surface-100: #FFF9E6; /* yellowish white 10% */
  --color-surface-75: #FFFCF2; /* yellowish white 5% */
  --color-surface-90y: #fefefc; /* yellowish white 1% */
  --color-border: rgba(0, 8, 16, 0.08);

  /* Background layers */
  --bg-gradient: linear-gradient(135deg, #fdfbf6 0%, #f2f6fa 35%, #e4edf7 100%);
  --bg-radial-top: radial-gradient(circle at 15% 25%, rgba(253, 197, 0, 0.35) 0%, rgba(253, 197, 0, 0) 40%);
  --bg-radial-bottom: radial-gradient(circle at 75% 75%, rgba(0, 80, 147, 0.45) 0%, rgba(0, 80, 147, 0) 45%);

  /* Light theme tokens */
  --bg-body: var(--color-surface-10);
  --bg-card: var(--color-surface-90y);
  --bg-elevated: var(--color-surface-50);
  --text-primary: var(--color-ink-900);
  --text-secondary: color-mix(in srgb, var(--color-ink-900) 84%, transparent);
  --text-subtle: color-mix(in srgb, var(--color-ink-900) 68%, transparent);
  --accent: var(--color-accent-500);
  --link: var(--color-primary-600);
  --border-strong: rgba(0, 8, 16, 0.12);
}

[data-theme="dark"] {
  --bg-body: var(--color-ink-990);
  --bg-card: #0c1322;
  --bg-elevated: #111a2d;
  --text-primary: var(--color-surface-50);
  --text-secondary: rgba(230, 238, 245, 0.82);
  --text-subtle: rgba(230, 238, 245, 0.64);
  --accent: var(--color-accent-500);
  --link: #7bb4ff;
  --border-strong: rgba(230, 238, 245, 0.16);
  --shadow-soft: 0 10px 30px rgba(0, 8, 16, 0.35);
  --shadow-strong: 0 18px 50px rgba(0, 8, 16, 0.45);

  --bg-gradient: linear-gradient(135deg, #0a0f1c 0%, #0d1628 45%, #0f1e35 100%);
  --bg-radial-top: radial-gradient(circle at 18% 22%, rgba(253, 197, 0, 0.25) 0%, rgba(253, 197, 0, 0) 40%);
  --bg-radial-bottom: radial-gradient(circle at 78% 78%, rgba(0, 80, 147, 0.55) 0%, rgba(0, 80, 147, 0) 45%);
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-body);
  min-height: 100vh;
  line-height: 1.6;
  padding: calc(var(--space-lg) + 76px) var(--space-md) var(--space-2xl);
  position: relative;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  max-width: 100%;
  overflow-x: hidden;
}

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

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--bg-gradient);
}

body::after {
  background:
    var(--bg-radial-top),
    var(--bg-radial-bottom);
  z-index: -1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  max-width: 1200px;
  width: min(1200px, calc(100% - 2 * var(--space-md)));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg-body) 68%, transparent);
  box-shadow: var(--shadow-soft);
  position: fixed;
  top: var(--space-sm);
  left: 50%;
  transform: translateX(-50%);
  z-index: 30;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-link {
  text-decoration: none;
  color: inherit;
}

.flag {
  width: 42px;
  height: 28px;
  display: inline-flex;
  align-items: center;
}

.flag svg {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-strong);
}

.site-nav {
  display: none;
  align-items: center;
  gap: var(--space-sm);
}

.site-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  outline: none;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.ghost-button {
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.ghost-button:hover,
.ghost-button:focus-visible {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border-strong));
  outline: none;
}

.ghost-button.small {
  padding: var(--space-2xs) var(--space-sm);
  font-size: var(--fs-xs);
}

.section {
  padding: var(--space-xl) var(--space-sm);
  max-width: 960px;
  margin: 0 auto;
}

.section + .section {
  margin-top: var(--space-xl);
}

.section__header {
  margin-bottom: var(--space-md);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--fs-xs);
  color: var(--text-subtle);
  margin: 0 0 var(--space-2xs);
  font-weight: 700;
}

.hero {
  text-align: left;
}

.hero__content h1 {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  line-height: 1.2;
  margin: 0 0 var(--space-sm);
}

.lede {
  margin: 0 0 var(--space-md);
  font-size: var(--fs-md);
  color: var(--text-secondary);
  max-width: 46ch;
}

.cta-row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.24s ease, background 0.24s ease, filter 0.24s ease;
  border: 1px solid transparent;
}

.button.primary {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-400));
  color: var(--color-surface-10);
  box-shadow: var(--shadow-soft);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-primary-600));
  transform: translateY(-1px);
  box-shadow: var(--shadow-strong);
}

.button.secondary {
  background: linear-gradient(135deg, var(--color-accent-500), color-mix(in srgb, var(--color-accent-500) 50%, var(--color-surface-90y)));
  color: var(--color-ink-900);
  border-color: color-mix(in srgb, var(--color-accent-500) 75%, var(--border-strong));
  box-shadow: var(--shadow-soft);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-accent-500) 75%, var(--color-surface-90y)), var(--color-accent-500));
  border-color: color-mix(in srgb, var(--color-accent-500) 85%, var(--border-strong));
  color: var(--color-ink-900);
  box-shadow: var(--shadow-strong);
  transform: translateY(-1px);
  outline: none;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.card p {
  margin-top: 0;
  margin-bottom: 0;
  color: var(--text-secondary);
}

.about-body {
  white-space: pre-line;
  font-size: var(--fs-md);
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  max-width: 78ch;
}

.pill-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-xs) var(--space-md);
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  text-decoration: none;
  color: var(--color-ink-900);
  background: color-mix(in srgb, var(--color-accent-500) 22%, var(--color-surface-90y));
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.pill:hover,
.pill:focus-visible {
  background: color-mix(in srgb, var(--color-accent-500) 32%, var(--color-surface-90y));
  border-color: color-mix(in srgb, var(--color-accent-500) 55%, var(--border-strong));
  outline: none;
}

[data-theme="dark"] .pill {
  color: var(--color-surface-50);
  background: color-mix(in srgb, var(--color-primary-600) 35%, var(--color-ink-900));
  border-color: color-mix(in srgb, var(--color-primary-600) 55%, var(--border-strong));
}

[data-theme="dark"] .pill:hover,
[data-theme="dark"] .pill:focus-visible {
  background: color-mix(in srgb, var(--color-primary-600) 45%, var(--color-ink-900));
  border-color: color-mix(in srgb, var(--color-primary-600) 70%, var(--border-strong));
  outline: none;
}

[data-theme="dark"] .button.secondary {
  background: linear-gradient(135deg, var(--color-accent-500), color-mix(in srgb, var(--color-accent-500) 50%, var(--color-surface-90y)));
  color: var(--color-ink-900);
  border-color: color-mix(in srgb, var(--color-accent-500) 75%, var(--border-strong));
}

[data-theme="dark"] .button.secondary:hover,
[data-theme="dark"] .button.secondary:focus-visible {
  background: linear-gradient(135deg, color-mix(in srgb, var(--color-accent-500) 75%, var(--color-surface-90y)), var(--color-accent-500));
  border-color: color-mix(in srgb, var(--color-accent-500) 85%, var(--border-strong));
}

.contact-form {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.contact-form label {
  display: grid;
  gap: var(--space-2xs);
  font-weight: 600;
  color: var(--text-primary);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: color-mix(in srgb, var(--bg-card) 90%, var(--color-surface-10));
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible {
  border-color: var(--color-primary-600);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary-600) 35%, transparent);
  outline: none;
}

.site-footer {
  max-width: 960px;
  margin: var(--space-2xl) auto 0;
  padding: var(--space-md) var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  border-top: 1px solid var(--border-strong);
  color: var(--text-secondary);
}

.footnote {
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  text-decoration: none;
}

.footnote:hover,
.footnote:focus-visible {
  color: var(--text-primary);
  outline: none;
}

.footer-flag {
  width: 48px;
}

@media (min-width: 720px) {
  body {
    padding: calc(var(--space-xl) + 2rem) var(--space-2xl) var(--space-2xl);
  }

  .site-nav {
    display: inline-flex;
  }

  .hero {
    padding-top: var(--space-2xl);
  }

  .hero__content h1 {
    font-size: clamp(2.5rem, 1.6rem + 2vw, 3.25rem);
  }

  .site-header {
    padding: var(--space-sm) var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-2xl) var(--space-lg);
  }

  .site-header {
    top: var(--space-md);
  }
}