:root {
  --bg: #f0f4f3;
  --surface: #ffffff;
  --text: #1a2e2e;
  --muted: #5c7373;
  --line: #d4e0de;
  --brand: #0d4f4f;
  --brand-light: #156565;
  --accent: #00d4aa;
  --accent-dark: #00b894;
  --accent-soft: rgba(0, 212, 170, 0.14);
  --shadow: 0 20px 50px rgba(13, 79, 79, 0.1);
  --radius: 14px;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Source Sans 3", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 1.05rem;
}

h1, h2, h3, h4 {
  font-family: "Outfit", system-ui, sans-serif;
  line-height: 1.2;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--brand);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--accent);
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.logo-text strong {
  display: block;
  font-family: "Outfit", sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--brand);
}

.logo-text span {
  font-size: 0.78rem;
  color: var(--muted);
}

.nav-desktop {
  display: flex;
  gap: 1.75rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-desktop a:hover {
  color: var(--brand-light);
}

.header-cta {
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding-bottom: 1.5rem;
  font-weight: 500;
}

.mobile-nav.is-open {
  display: flex;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--brand);
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-outline {
  background: transparent;
  border-color: var(--brand);
  color: var(--brand);
}

.btn-outline:hover {
  background: var(--brand);
  color: #fff;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Hero */
.hero {
  background: linear-gradient(145deg, var(--brand) 0%, #0a3d3d 55%, #062929 100%);
  color: #fff;
  padding: 5rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(0, 212, 170, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(0, 212, 170, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

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

.hero-badge {
  display: inline-block;
  background: rgba(0, 212, 170, 0.15);
  border: 1px solid rgba(0, 212, 170, 0.35);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 34rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  font-size: 0.88rem;
  opacity: 0.85;
}

.hero-trust li {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-trust li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
}

.hero-visual {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 2rem;
  backdrop-filter: blur(8px);
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.metric-card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
}

.metric-card strong {
  display: block;
  font-family: "Outfit", sans-serif;
  font-size: 2rem;
  color: var(--accent);
  font-weight: 700;
}

.metric-card span {
  font-size: 0.82rem;
  opacity: 0.8;
}

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

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-label {
  display: inline-block;
  color: var(--brand-light);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin-bottom: 1rem;
  color: var(--brand);
}

.section-header p {
  color: var(--muted);
  margin: 0;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: box-shadow 0.25s, transform 0.25s;
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-soft);
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  color: var(--brand);
}

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

/* Why section */
.why-section {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.why-content h2 {
  font-size: clamp(1.75rem, 3vw, 2.2rem);
  color: var(--brand);
  margin-bottom: 1rem;
}

.why-content > p {
  color: var(--muted);
  margin-bottom: 2rem;
}

.why-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.why-list li {
  display: flex;
  gap: 1rem;
}

.why-list strong {
  display: block;
  color: var(--brand);
  margin-bottom: 0.2rem;
}

.why-list span {
  color: var(--muted);
  font-size: 0.95rem;
}

.why-number {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--accent-soft);
  color: var(--brand);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
}

.why-visual {
  display: grid;
  gap: 1rem;
}

.info-panel {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.info-panel.highlight {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.info-panel.highlight p {
  opacity: 0.9;
}

.info-panel h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.info-panel p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.info-panel.highlight p {
  color: rgba(255, 255, 255, 0.85);
}

/* Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

.process-step {
  position: relative;
  padding-top: 3rem;
}

.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 0;
  left: 0;
  font-family: "Outfit", sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
}

.process-step h3 {
  font-size: 1.05rem;
  color: var(--brand);
  margin-bottom: 0.5rem;
}

.process-step p {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
}

/* Stats bar */
.stats-bar {
  background: var(--brand);
  color: #fff;
  padding: 3rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stats-grid strong {
  display: block;
  font-family: "Outfit", sans-serif;
  font-size: 2.5rem;
  color: var(--accent);
  font-weight: 700;
}

.stats-grid span {
  font-size: 0.9rem;
  opacity: 0.85;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.testimonial blockquote {
  margin: 0 0 1.25rem;
  font-style: italic;
  color: var(--text);
  font-size: 0.98rem;
}

.testimonial cite {
  font-style: normal;
  font-size: 0.88rem;
}

.testimonial cite strong {
  display: block;
  color: var(--brand);
}

.testimonial cite span {
  color: var(--muted);
}

/* Contact */
.contact-section {
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.75rem, 3vw, 2.2rem);
  color: var(--brand);
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--muted);
  margin-bottom: 2rem;
}

.contact-details {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-details li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.95rem;
}

.contact-details .icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--accent-soft);
  border-radius: 8px;
  display: grid;
  place-items: center;
}

.contact-form {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-note {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 0.75rem;
}

.form-success {
  display: none;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--brand);
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1rem;
  font-weight: 500;
}

.form-success.is-visible {
  display: block;
}

/* Footer */
.site-footer {
  background: #062929;
  color: rgba(255, 255, 255, 0.75);
  padding: 3rem 0 1.5rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-brand .logo-icon {
  margin-bottom: 1rem;
}

.footer-brand p {
  margin: 0;
  max-width: 280px;
  line-height: 1.6;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
}

.footer-badges {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-badges span {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
}

/* Responsive */
@media (min-width: 901px) {
  .header-cta {
    display: inline-flex;
  }
}

@media (max-width: 900px) {
  .nav-desktop {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-grid,
  .why-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-visual {
    order: -1;
  }
}

@media (max-width: 560px) {
  .services-grid,
  .process-steps,
  .stats-grid,
  .testimonials-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

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

  .hero {
    padding: 3.5rem 0 4rem;
  }

  section {
    padding: 3.5rem 0;
  }
}