/* ---- Design tokens ---- */
:root {
  --color-text: #e6edf3;
  --color-text-muted: #9aa4b2;
  --color-bg: #0d1117;
  --color-bg-alt: #131a27;
  --color-surface: #161b22;
  --color-border: #6b7280;
  --color-primary: #05070c;
  --color-primary-contrast: #f3f4f6;
  --color-accent: #60a5fa;
  --color-accent-solid: #2563eb;
  --color-accent-solid-hover: #1d4ed8;
  --color-accent-contrast: #ffffff;
  --color-focus: #60a5fa;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 68rem;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --radius: 0.5rem;
}

/* ---- Reset ---- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 1.0625rem;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); }
a:hover { color: var(--color-accent-hover); }
h1, h2, h3, h4 { line-height: 1.25; margin-top: 0; }
p { margin-top: 0; }

/* ---- Accessibility helpers ---- */
.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;
  left: 0.5rem;
  top: -3rem;
  background: var(--color-accent-solid);
  color: var(--color-accent-contrast);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  z-index: 100;
  transition: top 0.15s ease-in-out;
}
.skip-link:focus {
  top: 0.5rem;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ---- Header ---- */
.site-header {
  background: var(--color-primary);
  color: var(--color-primary-contrast);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}
.logo {
  color: var(--color-primary-contrast);
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}
.logo:hover { color: var(--color-primary-contrast); text-decoration: underline; }

.site-nav { display: flex; align-items: center; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-primary-contrast);
  color: var(--color-primary-contrast);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  cursor: pointer;
}
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: currentColor;
  position: relative;
}
.nav-toggle-icon::before { content: ""; top: -6px; position: absolute; }
.nav-toggle-icon::after { content: ""; top: 4px; position: absolute; }

.nav-list {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
}
.nav-list a {
  color: var(--color-primary-contrast);
  text-decoration: none;
  padding: 0.35rem 0.1rem;
  border-bottom: 2px solid transparent;
}
.nav-list a:hover { border-bottom-color: var(--color-primary-contrast); }
.nav-list a[aria-current="page"] { border-bottom-color: var(--color-primary-contrast); font-weight: 700; }

.header-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  font-size: 0.9rem;
}
.header-contact a {
  color: var(--color-primary-contrast);
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
}
.header-contact a:hover { text-decoration: underline; }
.header-contact-label { font-weight: 400; opacity: 0.75; }

@media (max-width: 42rem) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-list {
    flex-direction: column;
    gap: 0;
    position: absolute;
    left: 0; right: 0;
    top: 100%;
    background: var(--color-primary);
    padding: var(--space-2) var(--space-3);
    display: none;
    z-index: 10;
  }
  .nav-list.is-open { display: flex; }
  .nav-list li { border-top: 1px solid rgba(255, 255, 255, 0.15); }
  .nav-list li:first-child { border-top: none; }
  .nav-list a { display: block; padding: 0.75rem 0.1rem; }
  .header-contact { display: none; }
}

/* ---- Main content sections ---- */
main { display: block; }

.hero {
  padding: var(--space-5) 0;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.hero h1 { font-size: clamp(2rem, 4vw, 2.75rem); max-width: 40rem; }
.hero p.lede { font-size: 1.25rem; color: var(--color-text-muted); max-width: 38rem; }

.section { padding: var(--space-5) 0; }
.section + .section { border-top: 1px solid var(--color-border); }
.section h2 { font-size: 1.75rem; margin-bottom: var(--space-3); }

.button {
  display: inline-block;
  background: var(--color-accent-solid);
  color: var(--color-accent-contrast);
  text-decoration: none;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 2px solid var(--color-accent-solid);
}
.button:hover { background: var(--color-accent-solid-hover); border-color: var(--color-accent-solid-hover); color: var(--color-accent-contrast); }
.button-secondary {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-text);
}
.button-secondary:hover { background: var(--color-text); color: var(--color-bg); }

.cta-row { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: var(--space-3);
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3);
  background: var(--color-surface);
}
.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.card p { color: var(--color-text-muted); margin-bottom: 0; }

/* ---- Pricing ---- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-3);
}
.price-card {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3);
  background: var(--color-surface);
  transition: border-color 0.15s ease-in-out;
}
.price-card.is-featured {
  border-color: var(--color-accent);
  border-width: 2px;
}
.price-card:hover { border-color: var(--color-accent); }
.price-card:target {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent);
}
.price-card h3 { margin-bottom: 0.25rem; }

/* Makes the whole card clickable (not just the heading text) while
   keeping a single, concise link in the accessibility tree per card. */
.price-card-link {
  color: inherit;
  text-decoration: none;
}
.price-card-link:hover { text-decoration: underline; }
.price-card-link::after {
  content: "";
  position: absolute;
  inset: 0;
}

.price-amount { font-size: 2rem; font-weight: 700; margin: 0.5rem 0; }
.price-amount span { font-size: 1rem; font-weight: 400; color: var(--color-text-muted); }
.price-card ul { padding-left: 1.1rem; color: var(--color-text-muted); }
.price-note { color: var(--color-text-muted); margin-top: var(--space-3); }

/* ---- Forms ---- */
.form-field { margin-bottom: var(--space-3); }
label { display: block; font-weight: 600; margin-bottom: 0.3rem; }
input, textarea {
  width: 100%;
  font: inherit;
  color: var(--color-text);
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
input:focus, textarea:focus { border-color: var(--color-accent); }
.field-hint { color: var(--color-text-muted); font-size: 0.9rem; margin-top: 0.25rem; }
.form-status {
  padding: var(--space-2);
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
}
.form-status[data-state="success"] { background: #0d2b1d; border: 1px solid #22c55e; color: #86efac; }
.form-status[data-state="error"] { background: #2b0d10; border: 1px solid #ef4444; color: #fca5a5; }
.form-status:empty { display: none; }

.contact-methods { margin-bottom: var(--space-4); }
.contact-methods a { font-weight: 600; }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-primary);
  color: #cbd5e1;
  padding-top: var(--space-4);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  padding-bottom: var(--space-3);
}
.footer-brand { color: var(--color-primary-contrast); font-weight: 700; font-size: 1.1rem; }
.site-footer a { color: #cbd5e1; }
.site-footer a:hover { color: var(--color-primary-contrast); }
.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
}