/* =============================================
   San Pedro de Atacama - CSS Principal
   ============================================= */

/* --- CSS Variables --- */
:root {
  --color-primary: #E8A020;
  --color-primary-dark: #C8861A;
  --color-primary-light: #FFF0D0;
  --color-secondary: #1A4B6E;
  --color-secondary-dark: #123552;
  --color-secondary-light: #D0E8F8;
  --color-accent: #C0392B;
  --color-bg: #FDFAF5;
  --color-bg-alt: #F5F0E8;
  --color-text: #2C2C2C;
  --color-text-muted: #666666;
  --color-text-light: #999999;
  --color-white: #FFFFFF;
  --color-border: #E8E0D0;
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1DA851;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.20);

  --transition: 0.3s ease;
  --max-width: 1200px;
  --header-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

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

img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-text);
}

a { color: var(--color-secondary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary); }

ul { list-style: none; }

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 9999;
  font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}
.btn-secondary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-secondary);
}

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
  border-color: var(--color-whatsapp);
}
.btn-whatsapp:hover {
  background: var(--color-whatsapp-dark);
  border-color: var(--color-whatsapp-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
}

.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }
.btn-large { padding: 1rem 2.25rem; font-size: 1.05rem; }

/* --- Section Common --- */
.section-tag {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--color-secondary-dark);
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.site-header.scrolled .nav-link { color: var(--color-text); }
.site-header.scrolled .nav-link:hover { color: var(--color-primary); }
.site-header.scrolled .logo-main,
.site-header.scrolled .logo-sub { color: var(--color-secondary); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: var(--header-height);
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  height: 64px;
  width: auto;
  display: block;
}
.logo-icon { font-size: 1.75rem; line-height: 1; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-main {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--transition);
}
.logo-sub {
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition);
}

/* Nav */
.main-nav { flex: 1; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  justify-content: center;
}

.nav-link {
  color: rgba(255,255,255,0.9);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: rgba(255,255,255,0.15);
}

.nav-link .arrow { font-size: 0.7rem; transition: transform var(--transition); }

/* Dropdown */
.has-dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  transform: translateX(-50%) translateY(-8px);
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.has-dropdown:hover .arrow { transform: rotate(180deg); }

.dropdown-menu li a {
  display: block;
  padding: 0.6rem 1rem;
  font-size: 0.875rem;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.dropdown-menu li a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition);
  border-radius: 2px;
}
.site-header.scrolled .hamburger span { background: var(--color-text); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Header CTA */
.header-cta { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg picture {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26,75,110,0.75) 0%,
    rgba(26,75,110,0.4) 50%,
    rgba(232,160,32,0.3) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
  padding-top: var(--header-height);
  padding-bottom: 4rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.3);
  margin-bottom: 1.5rem;
  letter-spacing: 0.03em;
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-highlight {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.9);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.stat-item { text-align: center; }
.stat-item strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-heading);
}
.stat-item span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.8);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.3);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: rgba(255,255,255,0.7);
  z-index: 1;
  animation: bounce 2s infinite;
}

.scroll-text { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; }
.scroll-arrow { font-size: 1.2rem; margin-top: 0.25rem; }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* --- Features Strip --- */
.features-strip {
  background: var(--color-secondary);
  padding: 1.5rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  color: var(--color-white);
}

.feature-icon { font-size: 1.75rem; flex-shrink: 0; }

.feature-item strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.1rem;
}

.feature-item p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* --- Tours Section --- */
.tours-section {
  padding: 5rem 0;
  background: var(--color-bg);
}

.tours-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 3rem;
}

/* Tour Card */
.tour-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.tour-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.tour-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  height: 100%;
}

.tour-card-link:hover { color: inherit; }

.tour-card-img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-bg-alt);
}

.tour-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.tour-card:hover .tour-card-img { transform: scale(1.07); }

.tour-badge {
  position: absolute;
  top: 0.875rem;
  left: 0.875rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  z-index: 2;
}

.tour-badge--popular { background: var(--color-primary); color: var(--color-white); }
.tour-badge--recommended { background: var(--color-secondary); color: var(--color-white); }
.tour-badge--new { background: #27AE60; color: var(--color-white); }
.tour-badge--exclusive { background: #8E44AD; color: var(--color-white); }

.tour-duration {
  position: absolute;
  bottom: 0.875rem;
  right: 0.875rem;
  background: rgba(0,0,0,0.65);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.tour-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tour-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-secondary-dark);
}

.tour-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.tour-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tour-meta-item {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}

.tour-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  margin-top: 0.25rem;
}

.tour-price { display: none; }
.price-label { font-size: 0.72rem; color: var(--color-text-light); }
.price-value { font-size: 1.3rem; color: var(--color-primary-dark); font-weight: 700; }
.price-value strong { font-family: var(--font-heading); }

.btn-tour {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-secondary);
  transition: color var(--transition);
}

.tour-card:hover .btn-tour { color: var(--color-primary); }

.tours-cta { text-align: center; }

/* --- About Section --- */
.about-section {
  padding: 5rem 0;
  background: var(--color-bg-alt);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

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

.about-img-badge {
  position: absolute;
  bottom: 2rem;
  right: -1.5rem;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.badge-num {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  font-family: var(--font-heading);
  line-height: 1;
}

.badge-text { font-size: 0.75rem; opacity: 0.9; margin-top: 0.25rem; display: block; }

.about-content { display: flex; flex-direction: column; gap: 1.25rem; }

.about-content .section-title { text-align: left; margin-bottom: 0; }

.about-content p { color: var(--color-text-muted); line-height: 1.8; }
.about-content strong { color: var(--color-secondary-dark); }

.about-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.about-list li {
  font-size: 0.9rem;
  color: var(--color-text);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--color-border);
}

.about-list li:last-child { border-bottom: none; }

/* --- Roteiros Section --- */
.roteiros-section {
  padding: 5rem 0;
  background: var(--color-secondary-dark);
}

.roteiros-section .section-tag {
  background: rgba(232,160,32,0.2);
  color: var(--color-primary);
}

.roteiros-section .section-title { color: var(--color-white); }
.roteiros-section .section-desc { color: rgba(255,255,255,0.7); }

.roteiros-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.roteiro-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  color: var(--color-white);
  transition: all var(--transition);
  position: relative;
}

.roteiro-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-primary);
  transform: translateY(-4px);
}

.roteiro-card--featured {
  background: rgba(232,160,32,0.15);
  border-color: var(--color-primary);
  transform: scale(1.03);
}

.roteiro-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.875rem;
  border-radius: 100px;
  white-space: nowrap;
}

.roteiro-days {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.roteiro-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.roteiro-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.roteiro-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.75rem;
}

.roteiro-list li {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.8);
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-left: 1rem;
  position: relative;
}

.roteiro-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.roteiro-card .btn-outline {
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.3);
  width: 100%;
  justify-content: center;
}

.roteiro-card .btn-outline:hover {
  color: var(--color-secondary-dark);
  background: var(--color-white);
  border-color: var(--color-white);
}

.roteiro-card--featured .btn-primary { width: 100%; justify-content: center; }

/* --- Testimonials --- */
.testimonials-section {
  padding: 5rem 0;
  background: var(--color-bg);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: var(--color-primary);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 1.5rem;
  border: none;
  padding: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-secondary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-author strong { display: block; font-size: 0.9rem; }
.testimonial-author span { font-size: 0.78rem; color: var(--color-text-light); }

.testimonials-rating {
  display: flex;
  justify-content: center;
}

.rating-display {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 2.5rem;
  box-shadow: var(--shadow-sm);
}

.rating-score {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  line-height: 1;
}

.rating-stars { color: var(--color-primary); font-size: 1.1rem; margin-bottom: 0.25rem; }
.rating-count { font-size: 0.82rem; color: var(--color-text-muted); }

/* --- FAQ --- */
.faq-section {
  padding: 5rem 0;
  background: var(--color-bg-alt);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 960px;
  margin: 0 auto 2rem;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item[open] { border-color: var(--color-primary); }

.faq-question {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  color: var(--color-secondary-dark);
  user-select: none;
}

.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
  font-weight: 400;
}

.faq-item[open] .faq-question::after { transform: rotate(45deg); }

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
}

.faq-answer p { margin-top: 1rem; }
.faq-answer strong { color: var(--color-secondary-dark); }

.faq-cta {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.link-underline {
  color: var(--color-primary-dark);
  text-decoration: underline;
  font-weight: 600;
}

/* --- CTA Section --- */
.cta-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-section .btn-primary {
  background: var(--color-white);
  color: var(--color-primary-dark);
  border-color: var(--color-white);
}
.cta-section .btn-primary:hover {
  background: rgba(255,255,255,0.9);
  color: var(--color-primary-dark);
}

/* --- Footer --- */
.site-footer {
  background: #0F1C2A;
  color: rgba(255,255,255,0.8);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 1rem; }
.footer-logo .logo-main,
.footer-logo .logo-sub { color: var(--color-white); }

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
}

.footer-social { display: flex; gap: 0.75rem; }

.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-nav-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  font-family: var(--font-body);
}

.footer-nav ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-nav a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--color-primary); }

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 1.5rem;
}

.footer-contact-list li {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
}

.footer-contact-list a {
  color: rgba(255,255,255,0.65);
}
.footer-contact-list a:hover { color: var(--color-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: rgba(255,255,255,0.4); }
.footer-legal a:hover { color: rgba(255,255,255,0.7); }

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 900;
  background: var(--color-whatsapp);
  color: var(--color-white);
  border-radius: 50px;
  padding: 0.875rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: all var(--transition);
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
}

.whatsapp-float:hover {
  background: var(--color-whatsapp-dark);
  color: var(--color-white);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(37,211,102,0.6);
}

.whatsapp-float-text { white-space: nowrap; }

/* Pulse animation */
.whatsapp-float::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid var(--color-whatsapp);
  opacity: 0;
  animation: pulse-ring 2.5s ease-out infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.3); opacity: 0; }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .tours-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-img-badge { right: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --header-height: 64px; }

  /* Header mobile */
  .logo-img { height: 48px; }
  .header-cta { margin-left: auto; }

  .header-cta .btn-whatsapp .btn-label { display: none; }
  .header-cta .btn-whatsapp {
    padding: 0.45rem;
    min-width: 0;
    background: transparent;
    border-color: transparent;
    color: var(--color-whatsapp);
    box-shadow: none;
  }
  .header-cta .btn-whatsapp:hover {
    background: rgba(37,211,102,0.12);
    border-color: transparent;
    transform: none;
    box-shadow: none;
  }
  .site-header.scrolled .header-cta .btn-whatsapp { color: var(--color-whatsapp); }

  /* Nav mobile */
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    transform: translateX(-100%);
    transition: transform var(--transition);
    overflow-y: auto;
    padding: 1.5rem;
    z-index: 999;
  }

  .main-nav.open { transform: translateX(0); }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .nav-link { color: var(--color-text); }
  .nav-link:hover { background: var(--color-bg-alt); color: var(--color-primary); }

  .dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    margin-top: 0.25rem;
    display: none;
  }

  .has-dropdown.open .dropdown-menu { display: block; }

  .hamburger { display: flex; }

  /* Hero */
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: fit-content; }

  /* Tours */
  .tours-grid { grid-template-columns: 1fr; }

  /* Features */
  .features-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

  /* Roteiros */
  .roteiros-grid { grid-template-columns: 1fr; }
  .roteiro-card--featured { transform: none; }

  /* Testimonials */
  .testimonials-grid { grid-template-columns: 1fr; }

  /* FAQ */
  .faq-grid { grid-template-columns: 1fr; }

  /* CTA */
  .cta-actions { flex-direction: column; align-items: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-legal { justify-content: center; }

  /* WhatsApp float */
  .whatsapp-float-text { display: none; }
  .whatsapp-float { padding: 0.875rem; border-radius: 50%; }
}

@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 1rem; }
  .stat-divider { width: 60px; height: 1px; }
  .rating-display { flex-direction: column; text-align: center; gap: 0.5rem; }
}

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

/* --- Skeleton loading (usada em múltiplas páginas) --- */
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position:  400px 0; }
}
.skeleton-card {
  background: linear-gradient(90deg, #f0ebe3 25%, #e8e0d0 50%, #f0ebe3 75%);
  background-size: 800px 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--radius-lg);
  min-height: 340px;
}

/* --- Spinner --- */
.spinner {
  width: 44px; height: 44px;
  border: 3px solid #e8e0d0;
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Print --- */
@media print {
  .site-header, .whatsapp-float, .hero-scroll { display: none; }
  body { color: #000; }
}