:root {
  --teal: #2E8C82;
  --teal-dark: #246e66;
  --grey: #A8A8A8;
  --grey-dark: #4A4A4A;
  --bg: #FFFFFF;
  --bg-alt: #F7F7F7;
  --text: #333333;
  --font-heading: 'Baloo 2', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-padding-top: 180px;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--grey-dark);
}

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

/* Header */
.site-header {
  border-bottom: 1px solid #eee;
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  position: relative;
}

.logo {
  height: 140px;
}

.site-nav a {
  margin-left: 28px;
  font-weight: 600;
  color: var(--grey-dark);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--grey-dark);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: var(--bg-alt);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  font-weight: 700;
  max-width: 760px;
  margin: 0 auto 20px;
}

.hero-sub {
  max-width: 600px;
  margin: 0 auto 32px;
  color: var(--text);
  font-size: 1.1rem;
}

.btn-primary {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

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

/* Services */
.services { background: var(--bg-alt); padding: 90px 0; }

.services h2, .about h2, .contact h2 {
  font-size: 1.8rem;
  margin-bottom: 36px;
  text-align: center;
}

.services-intro {
  max-width: 760px;
  margin: 0 auto 24px;
  font-size: 1.05rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.service-grid-8 {
  grid-template-columns: repeat(4, 1fr);
}

.service-card {
  background: var(--bg);
  border-radius: 8px;
  padding: 24px;
  border-top: 4px solid var(--teal);
  text-align: left;
  cursor: pointer;
  width: 100%;
  border-left: none;
  border-right: none;
  border-bottom: none;
  font-family: var(--font-body);
}

.service-card:hover {
  background: #f0faf9;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0;
  color: var(--grey-dark);
}

.card-icon {
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--teal);
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.service-card[aria-expanded="true"] .card-icon {
  transform: rotate(45deg);
}

.card-body {
  display: none;
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  text-align: left;
}

.service-card[aria-expanded="true"] .card-body {
  display: block;
}

/* About */
.about {
  background: var(--bg);
  padding: 90px 0;
  text-align: center;
}

.about p {
  max-width: 700px;
  margin: 0 auto 20px;
  font-size: 1.05rem;
  text-align: left;
}

.about p:last-child {
  margin-bottom: 0;
}

/* Contact */
.contact { padding: 90px 0; text-align: center; }

.contact p { margin-bottom: 32px; color: var(--text); }

.contact-form {
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
  display: flex;
  flex-direction: column;
}

.form-success {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px;
  background: var(--bg-alt);
  border-left: 4px solid var(--teal);
  border-radius: 6px;
  font-weight: 500;
  color: var(--grey-dark);
}

.contact-form label {
  font-weight: 600;
  margin-top: 16px;
  margin-bottom: 6px;
  color: var(--grey-dark);
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
}

.contact-form button {
  margin-top: 24px;
  align-self: flex-start;
}

/* Footer */
.site-footer {
  background: var(--grey-dark);
  color: #ddd;
  padding: 24px 0;
  text-align: center;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .service-grid-8 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .service-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }

  .logo {
    height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    flex-direction: column;
    padding: 16px 24px;
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    margin-left: 0;
    padding: 12px 0;
  }
}