:root {
  --bg: #fafaf9;
  --bg-alt: #f2f1ee;
  --ink: #1a1a18;
  --ink-soft: #55534d;
  --line: #e2e0da;
  --accent: #2f3b2f;
  --accent-soft: #eceee9;
  --radius: 2px;
  --maxw: 1120px;
  --maxw-narrow: 680px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

.wrap-narrow {
  max-width: var(--maxw-narrow);
}

h1, h2, h3 {
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.1rem, 4.5vw, 3.2rem); line-height: 1.1; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.2; }
h3 { font-size: 1.1rem; }

p { margin: 0 0 1em; color: var(--ink-soft); }

a { color: var(--ink); }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin: 0 0 0.9em;
  font-weight: 600;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  background: rgba(250, 250, 249, 0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}

.logo {
  font-weight: 600;
  font-size: 1.05rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.nav a:hover { color: var(--ink); }

.header-cta { display: inline-flex; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  width: 100%;
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--ink);
  color: var(--bg);
}

.btn-primary:hover { background: var(--accent); }

.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover { border-color: var(--ink); }

.btn-small { padding: 8px 16px; font-size: 0.85rem; }

/* Hero */

.hero {
  padding: 110px 0 90px;
}

.hero-sub {
  max-width: 560px;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

/* Sections */

.section {
  padding: 88px 0;
  border-top: 1px solid var(--line);
}

.section-alt {
  background: var(--bg-alt);
}

.section-lead {
  max-width: 560px;
  font-size: 1.02rem;
}

/* Services grid */

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 44px;
}

.card {
  background: var(--bg);
  padding: 32px;
}

.card h3 { margin-bottom: 0.4em; }
.card p { margin: 0; }

/* Steps */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 44px;
}

.step-num {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.step p { margin: 0; }

/* Contact form */

.contact-form {
  margin-top: 36px;
  max-width: 480px;
}

.form-row {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row label {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.form-row input,
.form-row textarea {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--ink);
}

.form-note {
  font-size: 0.82rem;
  margin-top: 12px;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.footer-contacts {
  display: flex;
  gap: 20px;
}

.footer-inner a {
  color: var(--ink-soft);
  text-decoration: none;
}

.footer-inner a:hover { color: var(--ink); }

/* Responsive */

@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 680px) {
  .nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 16px 28px 24px;
    gap: 16px;
  }

  .hero { padding: 70px 0 60px; }
  .section { padding: 60px 0; }
}