:root {
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #5a6575;
  --border: #dde2ea;
  --accent: #1f5fbf;
  --accent-hover: #174b99;
  --accent-text: #ffffff;
  --success: #1d7a46;
  --error: #b42318;
  --radius: 8px;
  --max-width: 1080px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151b;
    --bg-alt: #171c24;
    --surface: #1b212b;
    --text: #e6eaf0;
    --muted: #a0aab8;
    --border: #2c3442;
    --accent: #5b9cf5;
    --accent-hover: #7cb0f7;
    --accent-text: #0d1117;
    --success: #4cc38a;
    --error: #f97066;
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 1.0625rem;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: clamp(2rem, 5vw, 3rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.1rem); letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-text);
  padding: 8px 12px;
  z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
}
.brand:hover { color: var(--text); }
.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 1.05rem;
}
.brand-sub { font-weight: 400; color: var(--muted); }

.nav-list {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-list a {
  display: block;
  padding: 8px 12px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text);
  font-size: 0.95rem;
}
.nav-list a:hover { background: var(--bg-alt); color: var(--text); }
.nav-list .nav-cta { background: var(--accent); color: var(--accent-text); }
.nav-list .nav-cta:hover { background: var(--accent-hover); color: var(--accent-text); }

@media (max-width: 720px) {
  .brand-sub { display: none; }
  .nav-list a { padding: 8px; }
  .nav-list li:not(:last-child) { display: none; }
}

/* Buttons */
.button {
  display: inline-block;
  padding: 12px 22px;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-text);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-text); }
.button:disabled { opacity: 0.6; cursor: not-allowed; }
.button-secondary { background: transparent; color: var(--accent); }
.button-secondary:hover { background: var(--bg-alt); color: var(--accent-hover); }

/* Hero */
.hero { padding: 96px 0 80px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}
.lead { font-size: 1.2rem; color: var(--muted); max-width: 640px; }
.hero h1 { max-width: 760px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-intro { color: var(--muted); max-width: 640px; margin-bottom: 36px; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.card p { color: var(--muted); margin: 0; }

.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}
.steps li { counter-increment: step; }
.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 700;
}
.steps p { color: var(--muted); margin: 0; }

.about {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 48px;
  align-items: start;
}
.checklist {
  list-style: none;
  margin: 0;
  padding: 24px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.checklist li { padding: 8px 0 8px 30px; position: relative; }
.checklist li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 14px;
  width: 12px;
  height: 7px;
  border-left: 2.5px solid var(--accent);
  border-bottom: 2.5px solid var(--accent);
  transform: rotate(-45deg);
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 48px;
  align-items: start;
}
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.95rem; }
.optional { font-weight: 400; color: var(--muted); }
.field input,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus,
.field textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-color: var(--error); }

/* Honeypot: moved off-screen rather than display:none, which some bots detect. */
.hp {
  position: absolute !important;
  left: -10000px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.turnstile:not(:empty) { margin-bottom: 18px; }

.form-status { margin: 14px 0 0; min-height: 1.6em; }
.form-status-error { color: var(--error); }
.form-status-success { color: var(--success); }

.form-success h3 { color: var(--success); }

@media (max-width: 820px) {
  .about, .contact { grid-template-columns: 1fr; gap: 28px; }
  .hero { padding: 64px 0 56px; }
  .section { padding: 56px 0; }
  .contact-form { padding: 20px; }
}

/* Footer */
.site-footer { padding: 28px 0; color: var(--muted); font-size: 0.95rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.footer-inner p { margin: 0; }