:root {
  --blue-900: #1e3a8a;
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-100: #dbeafe;
  --slate-900: #0f172a;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--slate-700);
  background: var(--white);
  line-height: 1.6;
}

h1, h2, h3 {
  color: var(--slate-900);
  line-height: 1.2;
  margin: 0 0 1rem;
}

p { margin: 0 0 1rem; }

a { color: var(--blue-600); text-decoration: none; }

img, svg { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue-600);
  margin-bottom: 0.75rem;
}

.eyebrow-center { text-align: center; }

.section { padding: 88px 0; }

.section-title { font-size: 2rem; font-weight: 800; }

.section-sub { color: var(--slate-600); max-width: 640px; }

.services .section-title,
.services .section-sub { text-align: center; margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--blue-600);
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover { background: var(--blue-700); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--slate-900);
  border-color: var(--slate-200);
}

.btn-ghost:hover { border-color: var(--blue-500); color: var(--blue-600); }

.btn-block { width: 100%; text-align: center; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--slate-200);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-right: auto;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-900));
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.logo-text strong { color: var(--blue-600); }

.main-nav {
  display: flex;
  gap: 2rem;
}

.main-nav a {
  color: var(--slate-700);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-nav a:hover { color: var(--blue-600); }

.nav-cta { white-space: nowrap; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--slate-900);
  display: block;
}

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--slate-50) 0%, var(--white) 100%);
  padding: 80px 0;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--slate-600);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.hero-graphic svg { width: 100%; height: auto; }

/* Stats strip */
.strip {
  background: var(--slate-900);
  padding: 32px 0;
}

.strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.strip-num {
  display: block;
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 800;
}

.strip-label {
  display: block;
  color: var(--slate-400);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

/* Services cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 2rem;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--blue-100);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-icon svg { width: 26px; height: 26px; }

.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }

.card p { color: var(--slate-600); font-size: 0.95rem; margin: 0; }

/* About */
.about { background: var(--slate-50); }

.about-inner { max-width: 760px; }

.about-list {
  padding-left: 1.2rem;
  color: var(--slate-700);
}

.about-list li { margin-bottom: 0.5rem; }

/* Contact */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.info-block {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.info-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--blue-100);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon svg { width: 20px; height: 20px; }

.info-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-400);
  margin-bottom: 0.15rem;
}

.info-sep {
  color: var(--slate-400);
  margin: 0 0.4rem;
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.form-row { margin-bottom: 1.1rem; }

.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: 0.4rem;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--slate-200);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--slate-900);
  background: var(--slate-50);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  background: var(--white);
}

.form-note {
  font-size: 0.8rem;
  color: var(--slate-400);
  text-align: center;
  margin: 0.75rem 0 0;
}

/* Footer */
.site-footer {
  background: var(--slate-900);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--slate-400);
  font-size: 0.85rem;
}

.footer-inner a { color: var(--slate-200); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-graphic { max-width: 360px; margin: 0 auto; }
  .contact-inner { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .strip-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .main-nav, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 1.5rem 24px;
    border-bottom: 1px solid var(--slate-200);
    gap: 1rem;
  }
  .hero h1 { font-size: 2.1rem; }
  .card-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
}