/* ---------------------------------------------------------------
   Cito Studio — tokens
   Palette: electric indigo hero, vivid coral call-to-action.
   Contrast checked: white on indigo 6.7:1, ink on coral 6.2:1.
--------------------------------------------------------------- */
:root {
  --indigo:       #4f2bff;
  --indigo-deep:  #3a1cd6;
  --coral:        #ff5a36;
  --coral-deep:   #e8431f;

  --ink:          #0e0e12;
  --ink-soft:     #52525f;
  --paper:        #fafaf7;
  --rule:         #e4e4dd;

  --page-bg:      var(--paper);
  --page-fg:      var(--ink);
  --page-muted:   var(--ink-soft);
  --page-rule:    var(--rule);
  --hero-bg:      var(--indigo);
  --hero-fg:      #ffffff;

  --measure:      64rem;
  --gutter:       clamp(1.25rem, 5vw, 4rem);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg:    #0e0e12;
    --page-fg:    #f4f4f0;
    --page-muted: #9b9baa;
    --page-rule:  #26262f;
    --hero-bg:    var(--indigo-deep);
  }
}

/* --------------------------------------------------------------- */

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

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

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.6;
  color: var(--page-fg);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.75rem 1rem;
  background: var(--coral);
  color: var(--ink);
  font-weight: 600;
  z-index: 10;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --- header ---------------------------------------------------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem var(--gutter);
  border-bottom: 1px solid var(--page-rule);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.wordmark-mark {
  width: 1.1em;
  height: 1.1em;
  border-radius: 0.28em;
  background: var(--indigo);
  flex: none;
}

.header-link {
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 120ms ease;
}
.header-link:hover { border-bottom-color: var(--coral); }

/* --- hero ------------------------------------------------------ */

.hero {
  flex: 1;
  display: flex;
  align-items: center;
  padding: clamp(4rem, 12vh, 9rem) var(--gutter);
  background: var(--hero-bg);
  color: var(--hero-fg);
}

.hero-inner { width: 100%; max-width: var(--measure); }

.hero-title {
  margin: 0;
  font-size: clamp(2.25rem, 1.4rem + 4.6vw, 5.25rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 800;
  text-wrap: balance;
}

.hero-lede {
  margin: clamp(1.25rem, 3vw, 2rem) 0 0;
  max-width: 42ch;
  font-size: clamp(1.0625rem, 1rem + 0.5vw, 1.375rem);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.86);
  text-wrap: pretty;
}

/* --- call to action -------------------------------------------- */

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: clamp(2rem, 5vw, 3rem);
  padding: 0.95rem 1.6rem;
  background: var(--coral);
  color: var(--ink);
  font-size: 1.0625rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  transition: background-color 140ms ease, transform 140ms ease;
}
.cta:hover { background: var(--coral-deep); }
.cta:active { transform: translateY(1px); }

.cta-arrow { transition: transform 140ms ease; }
.cta:hover .cta-arrow { transform: translateX(3px); }

/* --- footer ---------------------------------------------------- */

.site-footer {
  padding: 1.5rem var(--gutter) 2rem;
  border-top: 1px solid var(--page-rule);
  font-size: 0.875rem;
  color: var(--page-muted);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 2rem;
}

.footer-legal,
.footer-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
}

.footer-meta a {
  text-decoration: none;
  border-bottom: 1px solid var(--page-rule);
}
.footer-meta a:hover { border-bottom-color: var(--coral); }

.footer-sep { opacity: 0.5; }

/* --------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}