:root {
  --primary-color: #2C6B6B;
  --secondary-color: #1A4A4A;
  --accent-color: #3D9B9B;
  --light-color: #E8F5F5;
  --dark-color: #0D2626;
  --gradient-primary: linear-gradient(135deg, #3D9B9B 0%, #1A4A4A 100%);
  --hover-color: #235858;
  --background-color: #F4FAFA;
  --text-color: #122828;
  --border-color: rgba(44, 107, 107, 0.2);
  --divider-color: rgba(26, 74, 74, 0.15);
  --shadow-color: rgba(26, 74, 74, 0.13);
  --highlight-color: #F2D57F;
  --main-font: 'Merriweather', serif;
  --alt-font: 'Open Sans', sans-serif;
}

/* Mobile Menu */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 8px;
  background: white;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.hamburger .line {
  width: 24px;
  height: 2px;
  background: var(--primary-color);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 1px;
}

#menu-toggle { display: none; }

#menu-toggle:checked ~ .mobile-nav {
  max-height: 350px;
  opacity: 1;
}

.mobile-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: all 0.3s ease;
  border-bottom: 2px solid var(--border-color);
  z-index: 1000;
}

.mobile-nav ul {
  padding: 2rem;
  margin: 0;
  list-style: none;
}

.mobile-nav li { margin: 0.8rem 0; }

.mobile-nav a {
  display: block;
  padding: 1rem 0;
  color: var(--text-color);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid transparent;
}

.mobile-nav a:hover {
  color: var(--primary-color);
  border-bottom-color: var(--accent-color);
}

/* Feature Cards — glassmorphism on dark background */
.features-section-bg {
  background: linear-gradient(160deg, #0D2626 0%, #0F3232 60%, #091E1E 100%);
}

.feature-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(61, 155, 155, 0.28);
  border-radius: 20px;
  padding: 2.4rem 2rem;
  backdrop-filter: blur(6px);
  transition: all 0.3s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(61,155,155,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(61, 155, 155, 0.55);
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
}

.feature-icon {
  font-size: 2.6rem;
  width: 80px;
  height: 80px;
  min-width: 80px;
  background: linear-gradient(135deg, rgba(61,155,155,0.25) 0%, rgba(26,74,74,0.25) 100%);
  border: 2px solid rgba(61,155,155,0.4);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, rgba(61,155,155,0.38) 0%, rgba(26,74,74,0.38) 100%);
  border-color: rgba(61,155,155,0.7);
  transform: scale(1.08);
}

.feature-card h3 {
  color: var(--highlight-color) !important;
}

.feature-card p {
  color: rgba(251,245,232,0.82) !important;
}

/* Testimonials */
.testimonial {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 2.2rem;
  box-shadow: 0 4px 18px var(--shadow-color);
  position: relative;
  transition: all 0.3s ease;
}

.testimonial::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 2rem;
  right: 2rem;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 0 0 6px 6px;
}

.testimonial:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px var(--shadow-color);
  border-color: var(--accent-color);
}

.testimonial-city {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.testimonial-city::before {
  content: '📍';
  font-size: 0.9rem;
}

/* FAQ Items */
.faq-item {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  margin: 1.2rem 0;
  box-shadow: 0 3px 14px var(--shadow-color);
  transition: all 0.3s ease;
  padding: 2rem 2.2rem 2rem 4.5rem;
  position: relative;
}

/* Large number in background of faq */
.faq-item .faq-num {
  position: absolute;
  left: 1.2rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--border-color);
  font-family: var(--main-font);
  line-height: 1;
  user-select: none;
}

.faq-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 22px var(--shadow-color);
  border-color: var(--accent-color);
}

.faq-item h3 {
  margin-bottom: 1rem;
}

/* Form */
input,
textarea {
  transition: all 0.3s ease;
  font-family: var(--alt-font);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  padding: 1.1rem 1.3rem;
  background-color: white;
  color: var(--text-color);
  font-size: 1rem;
  width: 100%;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(61, 155, 155, 0.15);
}

input:hover,
textarea:hover {
  border-color: var(--primary-color);
}

/* Buttons */
button,
.btn {
  transition: all 0.3s ease;
  background: var(--gradient-primary);
  color: white;
  border: none;
  padding: 1.25rem 2.8rem;
  border-radius: 12px;
  font-weight: 700;
  font-family: var(--alt-font);
  cursor: pointer;
  font-size: 1rem;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  box-shadow: 0 4px 16px rgba(44, 107, 107, 0.32);
  letter-spacing: 0.03em;
}

button:hover,
.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(44, 107, 107, 0.44);
}

/* Typography */
html { scroll-behavior: smooth; }

body {
  font-family: var(--alt-font);
  color: var(--text-color);
  background: var(--background-color);
  line-height: 1.75;
}

h1, h2, h3 {
  font-family: var(--main-font);
  font-weight: 700;
  color: var(--primary-color);
}

/* Stat cards — for random block */
.stat-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(61,155,155,0.3);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
}

.stat-card:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(61,155,155,0.55);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--highlight-color);
  font-family: var(--main-font);
  line-height: 1;
}

.stat-text {
  font-size: 0.95rem;
  color: rgba(251,245,232,0.8);
  margin-top: 0.6rem;
  font-weight: 500;
}

/* Header */
header {
  background: rgba(254, 252, 245, 0.97);
  backdrop-filter: blur(10px);
  color: var(--text-color);
  padding: 1.2rem 0;
  position: relative;
  z-index: 1000;
  box-shadow: 0 2px 18px var(--shadow-color);
}

/* Focus */
a:focus,
button:focus,
input:focus,
textarea:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Grids */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 1.8rem;
  margin: 2rem 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.8rem;
  margin: 2rem 0;
}

/* Pattern — subtle hexagonal dots */
.pattern-bg {
  background-image:
    radial-gradient(circle, rgba(44,107,107,0.10) 1.5px, transparent 1.5px),
    radial-gradient(ellipse at 20% 80%, rgba(61,155,155,0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(44,107,107,0.06) 0%, transparent 50%);
  background-size: 32px 32px, 100% 100%, 100% 100%;
}

/* Contact */
.contact-inner {
  max-width: 80%;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .navigation { display: none; }
  .mobile-nav { display: block; }

  .hero h1 { font-size: 2.2rem; }
  .container { padding: 0 1rem; }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.3rem;
  }

  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-inner { max-width: 100%; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }

  .testimonial,
  .faq-item { padding: 1.5rem 1.2rem; }

  .faq-item { padding-left: 1.2rem; }
  .faq-item .faq-num { display: none; }

  .stat-number { font-size: 2rem; }
}