/* ---------- Design tokens ---------- */
:root {
  --color-primary: #2B6CB0;
  --color-primary-dark: #1A4E7A;
  --color-primary-light: #EBF4FC;
  --color-accent: #E68C10;
  --color-accent-dark: #B36B00;
  --color-accent-light: #FDF1DE;

  --color-text: #1A202C;
  --color-text-muted: #4A5568;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F7FAFC;
  --color-border: #E2E8F0;
  --color-success: #2F855A;
  --color-danger: #C53030;

  --font-heading: 'Sanchez', Georgia, serif;
  --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 3px rgba(26,32,44,0.08);
  --shadow-md: 0 8px 24px rgba(26,32,44,0.10);
  --shadow-lg: 0 20px 48px rgba(26,32,44,0.14);

  --container-max: 1180px;
  --header-h: 76px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary-light: #16324f;
  }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.2; margin: 0 0 var(--space-3); color: var(--color-text); }
p { margin: 0 0 var(--space-3); color: var(--color-text-muted); }
button { font-family: inherit; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-4); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--color-primary); color: #fff; padding: var(--space-2) var(--space-3);
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 12px 24px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem;
  border: 2px solid transparent; cursor: pointer; transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), background-color 180ms var(--ease);
  min-height: 44px; white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary-light); }
.btn-lg { padding: 14px 30px; font-size: 1rem; }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: box-shadow 200ms var(--ease), border-color 200ms var(--ease);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); border-color: var(--color-border); }
.header-inner {
  height: var(--header-h); max-width: 1360px; display: flex; align-items: center;
  justify-content: space-between; gap: var(--space-4);
}
.brand { flex-shrink: 0; }
.brand img { height: 40px; width: auto; }
.main-nav ul { display: flex; gap: 22px; }
.nav-link { font-weight: 500; color: var(--color-text); padding: 8px 2px; position: relative; white-space: nowrap; }
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--color-accent);
  transition: right 200ms var(--ease);
}
.nav-link:hover::after, .nav-link.active::after { right: 0; }
.nav-link.active { color: var(--color-primary); }
.header-actions { display: flex; align-items: center; gap: var(--space-4); flex-shrink: 0; }
.header-tel { display: flex; align-items: center; gap: 6px; font-weight: 600; color: var(--color-primary); white-space: nowrap; }
.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; background: none; border: none; cursor: pointer;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; transition: transform 200ms var(--ease), opacity 200ms var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 500ms var(--ease), transform 500ms var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Hero ---------- */
.hero { padding: var(--space-8) 0 var(--space-7); background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%); }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-7); align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-weight: 700; font-size: 0.8rem; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: var(--space-3);
}
.eyebrow svg { flex-shrink: 0; color: var(--color-accent); }
.hero h1 { font-size: clamp(2rem, 1.4rem + 2.4vw, 3.2rem); }
.hero h1 span { color: var(--color-primary); }
.hero-sub { font-size: 1.1rem; max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin: var(--space-5) 0; }
.hero-trust { display: flex; flex-wrap: wrap; gap: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.hero-trust li { display: flex; flex-direction: column; }
.hero-trust strong { font-family: var(--font-heading); font-size: 1.4rem; color: var(--color-text); }
.hero-trust span { font-size: 0.85rem; color: var(--color-text-muted); }
.hero-visual { aspect-ratio: 1 / 1; }

/* ---------- Trust bar ---------- */
.trust-bar { padding: var(--space-7) 0; background: var(--color-bg); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.trust-card {
  padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
}
.trust-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.trust-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm); background: var(--color-primary-light);
  color: var(--color-primary); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-3);
}
.trust-card h3 { font-size: 1.05rem; margin-bottom: var(--space-2); }
.trust-card p { font-size: 0.92rem; margin: 0; }

/* ---------- Section head ---------- */
.section-head { max-width: 640px; margin: 0 auto var(--space-6); text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 1.3rem + 1.4vw, 2.4rem); }
.section-sub { font-size: 1.05rem; }

/* ---------- Services ---------- */
.services { padding: var(--space-8) 0; background: var(--color-bg-alt); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.service-card {
  background: var(--color-bg); padding: var(--space-5); border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm); border: 1px solid var(--color-border);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-icon {
  width: 56px; height: 56px; border-radius: var(--radius-sm); background: var(--color-primary);
  color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-4);
}
.service-card h3 { font-size: 1.2rem; }
.service-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--color-primary); margin-top: var(--space-2); }
.service-link svg { transition: transform 180ms var(--ease); }
.service-link:hover svg { transform: translateX(3px); }

/* ---------- Journey ---------- */
.journey { padding: var(--space-8) 0; }
.journey-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); position: relative; counter-reset: step; }
.journey-steps::before {
  content: ""; position: absolute; top: 28px; left: 12%; right: 12%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--color-border) 0 10px, transparent 10px 18px);
}
.journey-step { position: relative; text-align: center; padding: 0 var(--space-3); }
.step-index {
  width: 56px; height: 56px; border-radius: 50%; background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-family: var(--font-heading); font-size: 1.2rem;
  margin: 0 auto var(--space-3); position: relative; z-index: 1; box-shadow: var(--shadow-md);
}
.journey-step:nth-child(2) .step-index { background: var(--color-accent-dark); }
.journey-step:nth-child(3) .step-index { background: var(--color-primary-dark); }
.journey-step h3 { font-size: 1.1rem; }
.journey-step p { font-size: 0.95rem; max-width: 30ch; margin-inline: auto; }

/* ---------- Split sections ---------- */
.split-section { padding: var(--space-8) 0; }
.split-section.alt-bg { background: var(--color-bg-alt); }
.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); align-items: center; }
.split-reverse .split-copy { order: 2; }
.split-reverse .split-visual { order: 1; }
.check-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2) var(--space-4); margin: var(--space-4) 0 var(--space-5); }
.check-list li { position: relative; padding-left: 28px; font-weight: 500; color: var(--color-text); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--color-primary-light);
}
.check-list li::after {
  content: ""; position: absolute; left: 5px; top: 8px; width: 8px; height: 4px;
  border-left: 2px solid var(--color-primary); border-bottom: 2px solid var(--color-primary); transform: rotate(-45deg);
}

/* ---------- Stats band ---------- */
.stats-band { padding: var(--space-7) 0; background: var(--color-primary-dark); color: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-4); text-align: center; }
.stat-prefix, .stat-number { font-family: var(--font-heading); font-size: clamp(1.8rem, 1.4rem + 1.4vw, 2.6rem); color: #fff; }
.stat-suffix { font-family: var(--font-heading); font-size: clamp(1.8rem, 1.4rem + 1.4vw, 2.6rem); color: var(--color-accent); }
.stat p { color: rgba(255,255,255,0.78); margin: var(--space-1) 0 0; font-size: 0.92rem; }

/* ---------- Our approach ---------- */
.approach { padding: var(--space-8) 0; background: var(--color-bg-alt); }
.approach-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.approach-card {
  background: var(--color-bg); padding: var(--space-5); border-radius: var(--radius-md);
  border: 1px solid var(--color-border); box-shadow: var(--shadow-sm);
  transition: transform 220ms var(--ease), box-shadow 220ms var(--ease);
}
.approach-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.approach-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm); background: var(--color-primary-light);
  color: var(--color-primary); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-3);
}
.approach-card h3 { font-size: 1.1rem; }
.approach-card p { font-size: 0.95rem; margin: 0; }

/* ---------- Contact ---------- */
.contact { padding: var(--space-8) 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); align-items: flex-start; }
.contact-methods { margin-top: var(--space-5); display: flex; flex-direction: column; gap: var(--space-3); }
.contact-methods a { display: flex; align-items: center; gap: var(--space-3); font-weight: 600; color: var(--color-text); }
.contact-methods a:hover { color: var(--color-primary); }
.contact-icon {
  width: 40px; height: 40px; border-radius: 50%; background: var(--color-primary-light); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

.contact-form {
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  padding: var(--space-5); box-shadow: var(--shadow-md);
}
.form-row { margin-bottom: var(--space-4); }
.form-row label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; }
.form-row .optional { font-weight: 400; color: var(--color-text-muted); }
.form-row input, .form-row textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 1rem; min-height: 44px; transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
  background: var(--color-bg-alt);
}
.form-row textarea { min-height: 110px; resize: vertical; }
.form-row input:focus, .form-row textarea:focus {
  outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-light); background: var(--color-bg);
}
.form-row.has-error input, .form-row.has-error textarea { border-color: var(--color-danger); }
.field-error { color: var(--color-danger); font-size: 0.85rem; margin: 6px 0 0; min-height: 1em; }
.form-status { text-align: center; font-weight: 600; margin: var(--space-3) 0 0; min-height: 1.2em; }
.form-status.success { color: var(--color-success); }
.form-status.error { color: var(--color-danger); }
.form-fine-print { font-size: 0.8rem; color: var(--color-text-muted); text-align: center; margin: var(--space-2) 0 0; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note {
  display: flex; gap: 10px; align-items: flex-start; font-size: 0.88rem; color: var(--color-primary-dark);
  background: var(--color-primary-light); border-radius: var(--radius-sm); padding: 12px 14px; margin: 0 0 var(--space-4);
}

/* ---------- Footer ---------- */
.site-footer { background: #14181f; color: rgba(255,255,255,0.75); padding: var(--space-7) 0 var(--space-4); }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-6); padding-bottom: var(--space-6); border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand img { filter: brightness(0) invert(1); margin-bottom: var(--space-3); }
.footer-brand p { color: rgba(255,255,255,0.6); max-width: 32ch; }
.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-3); }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center; transition: background 180ms var(--ease), border-color 180ms var(--ease);
}
.footer-social a:hover { background: var(--color-primary); border-color: var(--color-primary); }
.site-footer h4 { color: #fff; font-family: var(--font-body); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-3); }
.site-footer ul { display: flex; flex-direction: column; gap: var(--space-2); }
.site-footer a:hover { color: #fff; }
.footer-legal { padding-top: var(--space-4); font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed; right: var(--space-4); bottom: var(--space-4); z-index: 90;
  width: 48px; height: 48px; border-radius: 50%; background: var(--color-primary); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none; transform: translateY(8px);
  transition: opacity 220ms var(--ease), transform 220ms var(--ease), background 180ms var(--ease);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary-dark); }

/* ---------- Responsive ---------- */
@media (max-width: 1300px) {
  .header-tel span { display: none; }
}

@media (max-width: 1024px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .approach-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  :root { --header-h: 68px; }
  .main-nav {
    position: fixed; top: var(--header-h); right: 0; bottom: 0; left: 0; background: var(--color-bg);
    padding: var(--space-5) var(--space-4); transform: translateX(100%); transition: transform 260ms var(--ease);
    overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: var(--space-2); }
  .main-nav .nav-link { display: block; padding: 14px 4px; font-size: 1.1rem; border-bottom: 1px solid var(--color-border); }
  .header-tel span { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 320px; margin: 0 auto; order: -1; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-trust { gap: var(--space-4); }

  .trust-grid, .services-grid, .approach-grid { grid-template-columns: 1fr; }
  .journey-steps { grid-template-columns: 1fr; gap: var(--space-6); }
  .journey-steps::before { display: none; }

  .split-grid { grid-template-columns: 1fr; }
  .split-reverse .split-copy, .split-reverse .split-visual { order: 0; }
  .check-list { grid-template-columns: 1fr; }

  .stats-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-trust { flex-direction: column; gap: var(--space-3); }
}