/* ARETI MEDICAL — Reassuring Healthcare Information Stylesheet */
:root {
  --bg-primary: #F6FAF8;
  --bg-surface: #FFFFFF;
  --bg-soft: #E3EEE7;
  --text-title: #193D35;
  --text-primary: #2C3E37;
  --text-muted: #5E756C;
  --primary: #286957;
  --primary-hover: #1E5042;
  --accent: #3A8A73;
  --border-subtle: #D5E5DC;
  --border-card: rgba(25, 61, 53, 0.1);
  --font-brand: Georgia, "Times New Roman", serif;
  --font-body: Arial, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Courier New", Courier, monospace;
  --container-max: 1200px;
  --header-height: 80px;
  --transition: all 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

body {
  font-family: var(--font-body);
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 10px;
  background: var(--primary);
  color: #FFFFFF;
  padding: 8px 16px;
  z-index: 1000;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 10px;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--text-title);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  display: block;
  margin-bottom: 8px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Common */
section {
  padding: 88px 0;
  scroll-margin-top: var(--header-height);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  min-width: 48px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  border-radius: 6px;
}

.btn-primary {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--primary);
  border-color: var(--border-subtle);
}
.btn-secondary:hover {
  border-color: var(--primary);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  width: 32px;
  height: 32px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-brand);
  font-size: 1.35rem;
  color: var(--text-title);
  letter-spacing: 0.05em;
  line-height: 1;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: bold;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  margin-top: 2px;
}

.badge-demo {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  padding: 2px 8px;
  background: var(--bg-soft);
  color: var(--primary);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  margin-left: 8px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-title);
  text-decoration: none;
  position: relative;
  transition: var(--transition);
  padding: 8px 0;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--primary);
  min-width: 44px;
  min-height: 44px;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border-subtle);
  padding: 72px 0 96px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* White Hero Card: Before the Visit */
.prep-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 36px 32px;
  box-shadow: 0 12px 32px rgba(25, 61, 53, 0.05);
}

.prep-card-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.prep-card-title {
  font-size: 1.25rem;
  color: var(--text-title);
}

.prep-step {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.prep-step:last-child {
  margin-bottom: 0;
}

.step-badge {
  width: 32px;
  height: 32px;
  min-width: 32px;
  background: var(--bg-soft);
  color: var(--primary);
  font-weight: bold;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.step-text h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.step-text p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Services Section */
.services-section {
  background-color: var(--bg-surface);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 36px 32px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(25, 61, 53, 0.04);
}

.service-label-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  padding: 3px 8px;
  background: var(--bg-soft);
  color: var(--primary);
  border-radius: 3px;
  margin-bottom: 14px;
}

/* About / Concept Section */
.about-section {
  background-color: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about-img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 12px 28px rgba(25, 61, 53, 0.05);
}

/* Visit Steps Section */
.visit-section {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

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

.visit-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 36px 28px;
  text-align: center;
}

.visit-icon-wrap {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: var(--bg-soft);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: bold;
}

/* FAQ Native Details */
.faq-section {
  background-color: var(--bg-primary);
}

.faq-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

details.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  margin-bottom: 16px;
  padding: 20px 24px;
  cursor: pointer;
}

details.faq-item summary {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-title);
  outline: none;
}

details.faq-item p {
  margin-top: 12px;
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Contact Section & Demo Form */
.contact-section {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
}

.form-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 40px;
}

.demo-banner {
  background: var(--bg-soft);
  border-left: 3px solid var(--primary);
  padding: 12px 16px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-title);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-title);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  border-radius: 6px;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
}

.form-feedback {
  margin-top: 20px;
  padding: 16px;
  background: var(--bg-soft);
  border: 1px solid var(--primary);
  border-radius: 6px;
  font-size: 0.88rem;
  color: var(--text-title);
  display: none;
}

/* Footer */
.site-footer {
  background-color: var(--text-title);
  color: #FFFFFF;
  padding: 64px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 40px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--bg-soft);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-disclaimer {
  font-size: 0.85rem;
  line-height: 1.7;
  color: #A3C2B6;
  max-width: 800px;
  margin-bottom: 32px;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #7D9C90;
}

/* Responsiveness */
@media (max-width: 991px) {
  .hero-grid,
  .about-grid,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .visit-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--bg-surface);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
    gap: 16px;
  }
  .site-nav.active {
    display: flex;
  }
  .nav-toggle {
    display: block;
  }
  section {
    padding: 64px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}