/* Base styles & variables */
:root {
  /* Colors - warm & adventurous */
  --color-terracotta: #e07a5f;
  --color-terracotta-dark: #c05c43;
  --color-sand: #f4f1de;
  --color-sand-dark: #e8e4c9;
  --color-andes-blue: #3d5a80;
  --color-andes-blue-dark: #293241;
  --color-text: #2b2d42;
  --color-text-light: #8d99ae;
  --color-bg: #fffcf2;
  --color-bg-card: #ffffff;

  /* Typography */
  --font-serif: "Georgia", "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Layout */
  --max-width: 1200px;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Border radius */
  --br: 8px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #f4f1de;
    --color-text-light: #a8b2c1;
    --color-bg: #1a1f26;
    --color-bg-card: #293241;
    --color-andes-blue: #6d93c0;
  }
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

html {
  scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-terracotta);
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-andes-blue);
}

p {
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

a {
  color: var(--color-andes-blue);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

a:hover, a:focus {
  color: var(--color-terracotta);
  text-decoration: underline;
}

a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid var(--color-terracotta);
  outline-offset: 4px;
}

/* Layout classes */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
}

section {
  padding: var(--spacing-lg) 0;
}

@media (min-width: 768px) {
  section {
    padding: var(--spacing-xl) 0;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Header & Nav */
header {
  padding: var(--spacing-sm) 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-sand-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-terracotta);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
  color: var(--color-terracotta-dark);
}

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

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(to bottom right, var(--color-sand), var(--color-bg));
}

@media (prefers-color-scheme: dark) {
  .hero {
    background: linear-gradient(to bottom right, #2a271d, var(--color-bg));
  }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

@media (min-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-andes-blue);
  font-weight: 500;
}

@media (prefers-color-scheme: dark) {
  .hero p {
    color: var(--color-text-light);
  }
}

.hero-image {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.hero-image svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Button */
.btn {
  display: inline-block;
  background-color: var(--color-terracotta);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  font-weight: bold;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
  font-size: 1.125rem;
}

.btn:hover, .btn:focus {
  background-color: var(--color-terracotta-dark);
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
}

/* Interactive Map Section */
.map-section {
  background-color: var(--color-sand);
}

@media (prefers-color-scheme: dark) {
  .map-section {
    background-color: #2a271d;
  }
}

.map-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  align-items: start;
}

@media (min-width: 768px) {
  .map-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

.map-container {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.chile-map {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
}

.map-region {
  fill: var(--color-andes-blue);
  stroke: var(--color-bg);
  stroke-width: 2;
  transition: fill 0.3s ease, transform 0.3s ease;
  cursor: pointer;
  transform-origin: center;
}

.map-region:hover, .map-region:focus {
  fill: var(--color-terracotta);
  outline: none;
}

.map-region.active {
  fill: var(--color-terracotta);
  stroke: #fff;
  stroke-width: 3;
}

.map-html-labels {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.map-label-btn {
  position: absolute;
  transform: translate(-50%, -50%);
  background-color: var(--color-bg);
  color: var(--color-text);
  border: 2px solid var(--color-andes-blue);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: bold;
  cursor: pointer;
  pointer-events: auto;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  transition: all 0.2s ease;
}

.map-label-btn:hover,
.map-label-btn:focus,
.map-label-btn.active {
  background-color: var(--color-andes-blue);
  color: #fff;
  border-color: var(--color-andes-blue);
  outline: none;
}

.map-label-btn:focus-visible {
  outline: 3px solid var(--color-terracotta);
  outline-offset: 2px;
}

@media (prefers-color-scheme: dark) {
  .map-label-btn {
    background-color: var(--color-bg-card);
    border-color: var(--color-sand);
  }
}

.region-content {
  background-color: var(--color-bg-card);
  padding: var(--spacing-md);
  border-radius: var(--br);
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
  min-height: 400px;
  border-top: 4px solid var(--color-terracotta);
}

.region-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

.region-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.region-highlights {
  list-style-type: none;
  padding: 0;
  margin-top: 1.5rem;
}

.region-highlights li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.region-highlights li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
  font-weight: bold;
}

/* Route & Timeline */
.route-timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 2rem;
}

.route-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-sand-dark);
}

.route-stop {
  position: relative;
  margin-bottom: 2.5rem;
}

.route-stop::before {
  content: "";
  position: absolute;
  left: -2rem;
  top: 0.4rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-terracotta);
  border: 4px solid var(--color-bg);
}

.route-day {
  font-weight: bold;
  color: var(--color-text-light);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.25rem;
}

/* Best Times Cards */
.weather-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.weather-card {
  background-color: var(--color-bg-card);
  padding: 1.5rem;
  border-radius: var(--br);
  border: 1px solid var(--color-sand-dark);
}

@media (prefers-color-scheme: dark) {
  .weather-card {
    border-color: #3d4a5d;
  }
}

.weather-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

/* Footer */
footer {
  background-color: var(--color-andes-blue-dark);
  color: #fff;
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links a {
  color: var(--color-sand);
}

.footer-links a:hover, .footer-links a:focus {
  color: var(--color-terracotta);
}

.copyright {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Simple Pages (Imprint, Privacy) */
.simple-page {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  max-width: 800px;
}