/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #0f172a;
  background: #fff;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Tokens ───────────────────────────────────────────────── */
:root {
  --blue:        #208AEF;
  --blue-dark:   #1570cc;
  --blue-subtle: #eff7ff;
  --gray-50:     #f8fafc;
  --gray-100:    #f1f5f9;
  --gray-200:    #e2e8f0;
  --gray-400:    #94a3b8;
  --gray-500:    #64748b;
  --gray-700:    #334155;
  --gray-900:    #0f172a;
  --radius:      10px;
  --max:         1100px;
  --shadow:      0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
}

/* ── Layout helpers ───────────────────────────────────────── */
.container  { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 24px; }
.section-sm { padding: 48px 24px; }
.center     { text-align: center; }
.grid-2     { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3     { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ── Typography ───────────────────────────────────────────── */
.eyebrow  { font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue); }
.h1       { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; letter-spacing: -.02em; color: var(--gray-900); }
.h2       { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 700; line-height: 1.25; letter-spacing: -.01em; color: var(--gray-900); }
.h3       { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); }
.lead     { font-size: 1.125rem; color: var(--gray-500); max-width: 640px; line-height: 1.75; }
.muted    { color: var(--gray-500); }
.small    { font-size: .875rem; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius);
  font-size: .9rem; font-weight: 600; cursor: pointer;
  border: none; transition: all .15s ease; text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }
.btn-outline { background: transparent; color: var(--gray-700); border: 1.5px solid var(--gray-200); }
.btn-outline:hover { border-color: var(--gray-400); background: var(--gray-50); }
.btn-white { background: #fff; color: var(--gray-900); }
.btn-white:hover { background: var(--gray-100); }

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}
.nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-brand { display: flex; align-items: center; }
.nav-brand img { height: 36px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a { font-size: .875rem; font-weight: 500; color: var(--gray-500); transition: color .15s; }
.nav-links a:hover, .nav-links a.active { color: var(--gray-900); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--gray-700); margin: 5px 0; border-radius: 2px; transition: all .2s; }
.mobile-menu { display: none; background: #fff; border-top: 1px solid var(--gray-200); padding: 16px 24px 24px; }
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 12px 0; font-weight: 500; color: var(--gray-700); border-bottom: 1px solid var(--gray-100); }
.mobile-menu a:last-child { border-bottom: none; }

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: #fff; border: 1.5px solid var(--gray-200);
  border-radius: 16px; padding: 28px; box-shadow: var(--shadow);
  transition: border-color .15s, box-shadow .15s;
}
.card:hover { border-color: var(--blue); box-shadow: 0 4px 20px rgba(32,138,239,.1); }
.card-icon {
  width: 44px; height: 44px; background: var(--blue-subtle);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.card-icon svg { color: var(--blue); width: 22px; height: 22px; }

/* ── Hero ─────────────────────────────────────────────────── */
.hero { padding: 96px 24px 80px; text-align: center; background: #fff; }
.hero .h1 { margin: 16px 0 24px; }
.hero .h1 span { color: var(--blue); }
.hero .lead { margin: 0 auto 40px; }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── Trust bar ────────────────────────────────────────────── */
.trust {
  background: var(--gray-50); border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  padding: 24px;
}
.trust-inner { max-width: var(--max); margin: 0 auto; }
.trust-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.trust-item { display: flex; align-items: flex-start; gap: 10px; font-size: .875rem; color: var(--gray-500); }
.trust-item svg { color: var(--blue); flex-shrink: 0; margin-top: 2px; }

/* ── CTA band ─────────────────────────────────────────────── */
.cta-band { background: var(--blue); padding: 80px 24px; text-align: center; }
.cta-band .h2 { color: #fff; margin-bottom: 16px; }
.cta-band p { color: rgba(255,255,255,.8); margin-bottom: 32px; max-width: 560px; margin-left: auto; margin-right: auto; }

/* ── Page hero (inner pages) ──────────────────────────────── */
.page-hero { background: var(--gray-50); border-bottom: 1px solid var(--gray-200); padding: 64px 24px; text-align: center; }
.page-hero .h1 { font-size: clamp(1.8rem, 4vw, 2.75rem); margin: 12px 0 16px; }
.page-hero .lead { margin: 0 auto; }

/* ── Services list ────────────────────────────────────────── */
.service-list { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.service-card { border: 1.5px solid var(--gray-200); border-radius: 16px; padding: 28px; }
.service-card:hover { border-color: var(--blue); }
.service-tag { display: inline-block; font-size: .7rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--gray-400); border: 1px solid var(--gray-200); border-radius: 20px; padding: 2px 10px; margin-bottom: 16px; }
.service-tagline { color: var(--blue); font-size: .875rem; font-weight: 600; margin-bottom: 10px; }
.service-benefits { list-style: none; margin-top: 16px; }
.service-benefits li { font-size: .875rem; color: var(--gray-500); padding: 4px 0; display: flex; align-items: flex-start; gap: 8px; }
.service-benefits li::before { content: "✓"; color: var(--blue); font-weight: 700; flex-shrink: 0; }

/* ── About ────────────────────────────────────────────────── */
.about-hero { background: var(--blue); padding: 80px 24px; text-align: center; }
.about-hero .h1 { color: #fff; font-size: clamp(1.6rem, 4vw, 2.5rem); margin: 12px 0 20px; }
.about-hero p { color: rgba(255,255,255,.85); max-width: 580px; margin: 0 auto; font-size: 1.1rem; }
.timeline { list-style: none; }
.timeline li { display: flex; gap: 20px; padding: 12px 0; border-bottom: 1px solid var(--gray-100); }
.timeline li:last-child { border-bottom: none; }
.timeline-year { font-weight: 700; color: var(--blue); width: 48px; flex-shrink: 0; padding-top: 2px; }
.timeline-text { font-size: .875rem; color: var(--gray-500); border-left: 2px solid var(--gray-200); padding-left: 16px; }

/* ── Team ─────────────────────────────────────────────────── */
.team-avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--blue-subtle); color: var(--blue);
  font-size: 1.5rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.cert-badge {
  display: inline-block; background: var(--gray-100); color: var(--gray-500);
  font-size: .7rem; font-weight: 600; border-radius: 20px; padding: 2px 8px; margin: 2px;
}

/* ── Contact ──────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 2fr 3fr; gap: 64px; align-items: start; }
.contact-info-item { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 20px; }
.contact-info-item svg { color: var(--blue); flex-shrink: 0; margin-top: 2px; }
.contact-info-item a { color: var(--gray-500); font-size: .875rem; }
.contact-info-item a:hover { color: var(--gray-900); }
.contact-info-item span { color: var(--gray-500); font-size: .875rem; }

/* ── Forms ────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-size: .875rem; font-weight: 500; color: var(--gray-700); margin-bottom: 6px; }
input, select, textarea {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--gray-200); border-radius: var(--radius);
  font-size: .9rem; color: var(--gray-900); background: #fff;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(32,138,239,.12);
}
input::placeholder, textarea::placeholder { color: var(--gray-400); }
textarea { resize: vertical; min-height: 140px; }
.form-error { font-size: .75rem; color: #dc2626; margin-top: 4px; display: none; }
.form-error.visible { display: block; }
.char-count { font-size: .75rem; color: var(--gray-400); text-align: right; margin-top: 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 5px 14px; border-radius: 20px; border: 1.5px solid var(--gray-200);
  font-size: .8rem; font-weight: 500; color: var(--gray-500);
  cursor: pointer; background: #fff; transition: all .15s;
}
.chip:hover { border-color: var(--blue); color: var(--blue); }
.chip.selected { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-submit {
  width: 100%; padding: 14px; background: var(--blue); color: #fff;
  border: none; border-radius: var(--radius); font-size: 1rem; font-weight: 600;
  cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: background .15s;
}
.btn-submit:hover:not(:disabled) { background: var(--blue-dark); }
.btn-submit:disabled { opacity: .65; cursor: not-allowed; }
.form-success { display: none; text-align: center; padding: 48px 0; }
.form-success.visible { display: block; }
.success-icon { width: 64px; height: 64px; background: var(--blue-subtle); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.success-icon svg { color: var(--blue); width: 28px; height: 28px; }

/* ── Footer ───────────────────────────────────────────────── */
footer {
  background: var(--gray-900); color: rgba(255,255,255,.55);
  padding: 48px 24px 32px;
}
.footer-inner { max-width: var(--max); margin: 0 auto; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; margin-bottom: 40px; }
.footer-brand { display: flex; align-items: center; margin-bottom: 8px; }
.footer-brand img { height: 28px; width: auto; display: block; }
.footer-tagline { font-size: .8rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: .875rem; color: rgba(255,255,255,.55); transition: color .15s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; font-size: .8rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ── Divider ──────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--gray-200); margin: 0; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: block; }
  .grid-2, .grid-3, .service-list, .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .section { padding: 56px 20px; }
  .hero { padding: 64px 20px 56px; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1025px) {
  .trust-grid { grid-template-columns: repeat(4, 1fr); }
}