:root {
  --navy: #0B2545;
  --slate: #2F3A47;
  --bg: #F4F6F8;
  --accent: #C6A15A;
  --white: #FFFFFF;
  --light-border: #e6e9ee;
  --text-light: #344154;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--slate);
  background: var(--bg);
  margin: 0;
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px;
}

/* Header & Navigation */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--light-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  margin: 0;
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
  font-size: 24px;
  font-weight: 700;
}

.nav {
  display: flex;
  gap: 0;
}

.nav a {
  padding: 10px 18px;
  color: var(--slate);
  text-decoration: none;
  transition: color 0.3s;
}

.nav a:hover {
  color: var(--navy);
  background: rgba(11, 37, 69, 0.05);
}

/* Hero Section */
.hero {
  padding: 56px 0;
  background: linear-gradient(180deg, rgba(11, 37, 69, 0.03), transparent);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 32px;
  align-items: center;
}

.hero h2 {
  font-family: 'Merriweather', Georgia, serif;
  color: var(--navy);
  font-size: 42px;
  margin: 0 0 12px 0;
  line-height: 1.2;
}

.lead {
  font-size: 18px;
  color: var(--text-light);
  margin: 0 0 20px 0;
}

.cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cta {
  background: var(--navy);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.3s, transform 0.2s;
  display: inline-block;
  font-weight: 600;
}

.cta:hover {
  background: #061a35;
  transform: translateY(-2px);
}

.cta.secondary {
  background: var(--accent);
  color: var(--navy);
}

.cta.secondary:hover {
  background: #b8954a;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Intro Section */
.intro {
  text-align: center;
  padding: 40px 28px;
  background: var(--white);
  margin: 40px 0;
  border-radius: 12px;
}

.intro h3 {
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
  font-size: 28px;
  margin: 0 0 16px 0;
}

/* Three Column Layout */
.three-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.three-cols article {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s, box-shadow 0.3s;
}

.three-cols article:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.three-cols h4 {
  margin: 0 0 12px 0;
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
}

.three-cols p {
  margin: 0;
  font-size: 14px;
  color: var(--text-light);
}

/* Workflow */
#workflow {
  background: var(--white);
  padding: 40px 28px;
  border-radius: 12px;
  margin: 40px 0;
}

#workflow h3 {
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
  font-size: 28px;
  margin: 0 0 24px 0;
}

.workflow {
  list-style: decimal;
  padding-left: 24px;
  margin: 0;
}

.workflow li {
  margin-bottom: 16px;
  line-height: 1.8;
}

.workflow strong {
  color: var(--navy);
}

/* Contact Form */
.contact-form-section {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  margin: 32px 0;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  font-weight: 500;
  color: var(--slate);
  margin-bottom: 8px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 10px 14px;
  border: 1px solid var(--light-border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
  margin-top: 6px;
  transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--navy);
  background: rgba(11, 37, 69, 0.02);
}

.contact-form button {
  padding: 12px 24px;
  font-weight: 600;
}

/* Contact Info */
.contact-info {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  margin-bottom: 32px;
}

.contact-info h3 {
  margin-top: 0;
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.info-grid h4 {
  margin: 0 0 8px 0;
  color: var(--navy);
}

.info-grid p {
  margin: 0;
  font-size: 14px;
}

.info-grid a {
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
}

.info-grid a:hover {
  text-decoration: underline;
}

/* Calendar Section */
.calendar-section {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  margin: 32px 0;
}

.calendar-section h3 {
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
  margin-top: 0;
}

.calendar-embed {
  background: var(--bg);
  border: 1px solid var(--light-border);
  border-radius: 8px;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
}

/* Area Sections */
.area-section {
  background: var(--white);
  padding: 28px;
  border-radius: 12px;
  margin-bottom: 24px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.area-section h3 {
  color: var(--navy);
  font-family: 'Merriweather', Georgia, serif;
  margin: 0 0 16px 0;
}

.area-section p {
  color: var(--text-light);
  margin-bottom: 16px;
}

.area-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.area-section li {
  padding: 10px 0;
  border-bottom: 1px solid var(--light-border);
  font-size: 14px;
}

.area-section li:last-child {
  border-bottom: none;
}

/* Footer */
.site-footer {
  background: var(--white);
  border-top: 2px solid var(--light-border);
  padding: 28px 0;
  margin-top: 60px;
  text-align: center;
  font-size: 14px;
  color: var(--slate);
}

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

.site-footer a:hover {
  text-decoration: underline;
}

/* WhatsApp Button */
#whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #25D366;
  color: var(--white);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.3);
  z-index: 9999;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

#whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

#whatsapp-float svg {
  stroke: var(--white);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero h2 {
    font-size: 32px;
  }

  .three-cols {
    grid-template-columns: 1fr;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

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

  .nav {
    gap: 0;
  }

  .nav a {
    padding: 8px 12px;
    font-size: 14px;
  }
}

@media (max-width: 600px) {
  .container {
    padding: 16px;
  }

  .site-header .container {
    flex-direction: column;
    gap: 12px;
  }

  .nav {
    width: 100%;
    justify-content: space-around;
  }

  .nav a {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
  }

  .hero {
    padding: 32px 0;
  }

  .hero h2 {
    font-size: 24px;
  }

  .lead {
    font-size: 16px;
  }

  .cta-group {
    flex-direction: column;
  }

  .cta {
    width: 100%;
    text-align: center;
  }

  #whatsapp-float {
    right: 12px;
    bottom: 12px;
  }
}