:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --secondary: #e0f2fe;
  --text-main: #1e293b;
  --text-muted: #475569;
  --bg-main: #ffffff;
  --bg-light: #f8fafc;
  --border: #e2e8f0;
  --whatsapp: #25D366;
  --whatsapp-hover: #128C7E;
  --danger: #ef4444;
  --focus-ring: rgba(2, 132, 199, 0.4);
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-main);
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}

a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 8px;
  z-index: 1000;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--focus-ring);
}

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

/* Typography */
h1, h2, h3, h4 {
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--text-main);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
p { margin-bottom: 1rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
  font-family: inherit;
}

.btn:hover {
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: white;
}

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

.btn-outline:hover {
  background-color: var(--secondary);
  color: var(--primary-hover);
}

.btn-whatsapp {
  background-color: var(--whatsapp);
  color: white;
}

.btn-whatsapp:hover {
  background-color: var(--whatsapp-hover);
  color: white;
}

/* Header & Nav */
.site-header {
  background-color: var(--bg-main);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo a {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}

.logo-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-main);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  padding: 0.5rem;
}

/* Hero Section */
.hero {
  background-color: var(--bg-light);
  padding: 4rem 0;
  text-align: center;
}

.hero p {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-note {
  display: block;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.bg-light {
  background-color: var(--bg-light);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

/* Cards */
.card {
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.card img {
  width: 100%;
  aspect-ratio: 600 / 337;
  object-fit: cover;
  display: block;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-muted);
  flex-grow: 1;
}

.card .btn {
  margin-top: 1rem;
  width: 100%;
}

.card-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
  display: block;
}

/* Steps List */
.steps-list {
  counter-reset: steps;
}

.steps-list li {
  position: relative;
  padding-right: 3rem;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

.steps-list li::before {
  counter-increment: steps;
  content: counter(steps);
  position: absolute;
  right: 0;
  top: -2px;
  width: 2rem;
  height: 2rem;
  background-color: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1rem;
}

/* Check List */
.check-list li {
  position: relative;
  padding-right: 1.5rem;
  margin-bottom: 0.75rem;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  right: 0;
  color: var(--primary);
  font-weight: bold;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  font-family: inherit;
  font-size: 1rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.25rem;
}

/* FAQ */
.faq-item {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
}

.faq-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.faq-question {
  font-size: 1.125rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* Page Content (Legal, About) */
.page-content {
  max-width: 800px;
  margin: 0 auto;
}

.page-content h2 {
  margin-top: 2rem;
}

.page-content ul {
  list-style: disc;
  padding-right: 1.5rem;
  margin-bottom: 1rem;
}

/* Footer */
.site-footer {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-contact a, .footer-links a {
  color: var(--text-muted);
}

.footer-contact a:hover, .footer-links a:hover {
  color: var(--primary);
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Floating WhatsApp */
.floating-wa {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem; /* Left because RTL */
  background-color: var(--whatsapp);
  color: white;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  z-index: 1000;
  transition: transform 0.2s ease, background-color 0.2s;
}

.floating-wa:hover {
  transform: translateY(-3px);
  background-color: var(--whatsapp-hover);
  color: white;
}

/* Responsive */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-main);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    transform: translateY(-150%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s, visibility 0.3s;
    align-items: stretch;
  }
  
  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-links {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .nav-wa-btn {
    margin-top: 1rem;
    text-align: center;
  }
  
  .hero {
    padding: 3rem 0;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
}