:root {
  --ink: #171c22;
  --ink-soft: #55606e;
  --ink-muted: #8a93a0;
  --blue: #2f80d6;
  --blue-dark: #1c5fa8;
  --blue-tint: #e9f2fc;
  --blue-tint-strong: #d7e8f9;
  --surface: #ffffff;
  --border: #e4e9f0;
  --radius: 10px;
  --maxw: 1120px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--blue-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; font-weight: 600; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.125rem); }
h3 { font-size: 1.125rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--blue-dark);
  background: var(--surface);
  border: 1px solid var(--blue-tint-strong);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.lead { font-size: 1.125rem; color: var(--ink-soft); }

/* Buttons */
.btn {
  display: inline-block;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); text-decoration: none; }
.btn-secondary { background: var(--surface); color: var(--blue-dark); border-color: var(--blue-tint-strong); }
.btn-secondary:hover { border-color: var(--blue); text-decoration: none; }

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo { font-size: 1.0625rem; font-weight: 600; color: var(--ink); }
.logo span { color: var(--blue); }
.logo:hover { text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a { font-size: 0.9375rem; color: var(--ink-soft); }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-links a.active { color: var(--ink); font-weight: 500; }
.nav-cta { margin-left: 4px; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--ink);
}
.nav-toggle svg { width: 24px; height: 24px; }

/* Hero */
.hero {
  background: var(--blue-tint);
  padding: 96px 0 88px;
}
.hero-inner { max-width: 680px; }
.hero h1 { margin-bottom: 20px; }
.hero .lead { margin-bottom: 32px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Sections */
.section { padding: 80px 0; }
.section-tinted { background: var(--blue-tint); }
.section-head { max-width: 620px; margin-bottom: 48px; }
.section-head h2 { margin-bottom: 12px; }
.section-head p { color: var(--ink-soft); }

/* Cards grid */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  background: var(--blue-tint);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.card .icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--blue);
}
.card .icon svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 8px; }
.card p { font-size: 0.9375rem; color: var(--ink-soft); }
.card .card-link { display: inline-block; margin-top: 14px; font-size: 0.9375rem; font-weight: 500; }

/* Process steps */
.step { padding: 4px 0; }
.step-num {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--blue-dark);
  background: var(--surface);
  border: 1px solid var(--blue-tint-strong);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.step h3 { margin-bottom: 8px; font-size: 1.0625rem; }
.step p { font-size: 0.9375rem; color: var(--ink-soft); }

/* Service detail blocks */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.service-block:last-of-type { border-bottom: none; }
.service-block h2 { margin-bottom: 16px; }
.service-block .service-desc { color: var(--ink-soft); margin-bottom: 20px; }
.service-list { list-style: none; }
.service-list li {
  position: relative;
  padding: 10px 0 10px 32px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
}
.service-list li:last-child { border-bottom: none; }
.service-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 17px;
  width: 14px;
  height: 8px;
  border-left: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg) translateY(-2px);
}

/* CTA band */
.cta-band {
  background: var(--blue-tint);
  border-radius: 16px;
  padding: 64px 32px;
  text-align: center;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { color: var(--ink-soft); margin-bottom: 28px; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info p { color: var(--ink-soft); margin-bottom: 24px; }
.contact-meta { list-style: none; }
.contact-meta li { padding: 8px 0; font-size: 0.9375rem; color: var(--ink-soft); }
.contact-meta strong { color: var(--ink); font-weight: 500; }

.form-card {
  background: var(--blue-tint);
  border-radius: var(--radius);
  padding: 32px;
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  font-family: var(--font);
  font-size: 0.9375rem;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-tint-strong);
}
.form-note { font-size: 0.8125rem; color: var(--ink-muted); margin-top: 14px; }

/* Blog */
.post-list { display: grid; gap: 20px; max-width: 720px; }
.post-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: border-color 0.15s ease;
}
.post-card:hover { border-color: var(--blue); }
.post-card time { font-size: 0.8125rem; color: var(--ink-muted); }
.post-card h3 { margin: 6px 0 8px; }
.post-card p { font-size: 0.9375rem; color: var(--ink-soft); }
.empty-state {
  background: var(--blue-tint);
  border-radius: var(--radius);
  padding: 48px 32px;
  text-align: center;
  max-width: 720px;
}
.empty-state h3 { margin-bottom: 8px; }
.empty-state p { color: var(--ink-soft); }

/* About */
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.prose { max-width: 680px; }
.prose p { color: var(--ink-soft); margin-bottom: 18px; }
.prose p strong { color: var(--ink); font-weight: 600; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; margin-top: 40px; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-inner p { font-size: 0.875rem; color: var(--ink-muted); }
.footer-links { display: flex; gap: 20px; list-style: none; }
.footer-links a { font-size: 0.875rem; color: var(--ink-soft); }

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-4, .values-grid { grid-template-columns: repeat(2, 1fr); }
  .service-block { grid-template-columns: 1fr; gap: 24px; padding: 48px 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 640px) {
  .hero { padding: 64px 0 56px; }
  .section { padding: 56px 0; }
  .grid-3, .grid-4, .values-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 16px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 0; }
  .nav-cta { margin: 8px 0 0; }
}