:root {
  --bg: #f4f6f8;
  --bg-alt: #e8edf2;
  --surface: #ffffff;
  --ink: #1a3a5c;
  --ink-muted: #5a6b7d;
  --accent: #2ecc71;
  --accent-dark: #22a559;
  --navy: #1a3a5c;
  --line: rgba(26, 58, 92, 0.12);
  --shadow: 0 18px 50px rgba(26, 58, 92, 0.1);
  --radius: 14px;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --container: min(1120px, calc(100% - 2.5rem));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
}

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

a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent);
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  z-index: 100;
}

.skip-link:focus {
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 244, 240, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 3.25rem;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--accent-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff !important;
  text-decoration: none;
  font-weight: 600;
  border: 2px solid var(--accent);
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--ink) !important;
}

.btn-ghost:hover {
  background: var(--surface);
  border-color: var(--ink);
  color: var(--ink) !important;
}

.btn-small {
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
}

.btn-full {
  width: 100%;
}

/* Hero */
.hero {
  padding: 4rem 0 3rem;
}

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

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin: 0 0 1rem;
}

h1,
h2,
h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 1rem;
}

h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  max-width: 18ch;
}

.lead {
  font-size: 1.15rem;
  color: var(--ink-muted);
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 2rem 0;
}

.hero-stats {
  list-style: none;
  padding: 0;
  margin: 2.5rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.hero-stats li {
  display: flex;
  flex-direction: column;
}

.hero-stats strong {
  font-size: 1.75rem;
  color: var(--accent-dark);
}

.hero-stats span {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo {
  width: min(100%, 420px);
  height: auto;
  filter: drop-shadow(0 12px 32px rgba(26, 58, 92, 0.12));
}

/* Trust bar */
.trust {
  border-block: 1px solid var(--line);
  background: var(--surface);
  padding: 1.25rem 0;
}

.trust-label {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  font-weight: 600;
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.trust-list li {
  font-weight: 500;
  color: var(--ink);
}

.trust-list li:not(:last-child)::after {
  content: "·";
  margin-left: 1.5rem;
  color: var(--line);
}

/* Sections */
.section {
  padding: 5rem 0;
}

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

.section-header {
  max-width: 42rem;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

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

.card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
}

.card-featured {
  border-color: var(--accent);
  border-width: 2px;
}

.card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: rgba(46, 204, 113, 0.12);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

/* Process */
.approach-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.process-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.5rem;
}

.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding: 1.25rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.step-num {
  font-size: 1.5rem;
  color: var(--accent);
  font-weight: 700;
}

.process-list h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.process-list p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}

.about-brand img {
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.credentials {
  padding-left: 1.2rem;
  color: var(--ink-muted);
}

.credentials li {
  margin-bottom: 0.35rem;
}

/* Contact */
.cta {
  background: var(--navy);
  color: #e8edf5;
}

.cta .eyebrow {
  color: var(--accent);
}

.cta h2,
.cta .lead {
  color: #f6f4f0;
}

.cta .lead {
  opacity: 0.85;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-details {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}

.contact-details li {
  margin-bottom: 0.75rem;
}

.contact-details a {
  color: #f6f4f0;
}

.contact-form {
  background: var(--surface);
  color: var(--ink);
  padding: 1.75rem;
  border-radius: var(--radius);
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.optional {
  font-weight: 400;
  color: var(--ink-muted);
}

.contact-form input,
.contact-form textarea {
  font: inherit;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.contact-form .btn {
  margin-top: 0.25rem;
}

.form-note {
  margin: 0;
  font-size: 0.75rem;
  color: var(--ink-muted);
  font-weight: 400;
}

.hidden {
  display: none;
}

/* Footer */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  background: var(--bg);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--ink-muted);
}

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

/* Mobile */
@media (max-width: 900px) {
  .hero-grid,
  .approach-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .hero-logo {
    max-width: 320px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 4.5rem 1.25rem auto;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .trust-list li:not(:last-child)::after {
    display: none;
  }
}