/* Guía del Viajero — sistema de diseño */

:root {
  --color-white: #ffffff;
  --color-bg: #f6f9fd;
  --color-bg-alt: #eef4fb;
  --color-primary: #0a5cd8;
  --color-primary-dark: #0842a0;
  --color-primary-light: #e8f1fe;
  --color-accent: #00a99d;
  --color-text: #16202e;
  --color-text-muted: #5b6b80;
  --color-border: #e2e8f1;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 4px 12px rgba(16, 24, 40, 0.08);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, 0.12);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --container: 1160px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { padding-left: 1.2em; }
button { font-family: inherit; }

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

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: 48px 0; }
.section-title { font-size: 1.6rem; margin-bottom: 24px; }

h1, h2, h3 { line-height: 1.25; font-weight: 700; }
h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin: 0 0 12px; }
h2 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); margin: 32px 0 12px; }
h3 { font-size: 1.1rem; margin: 20px 0 8px; }
p { color: var(--color-text-muted); margin: 0 0 14px; }
.lead { font-size: 1.15rem; color: var(--color-text-muted); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }
.btn-secondary { background: var(--color-white); color: var(--color-primary); border-color: var(--color-border); }
.btn-secondary:hover { border-color: var(--color-primary); }
.btn-lg { padding: 15px 30px; font-size: 1.02rem; }
.btn-cta { padding: 10px 18px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92); backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.15rem; color: var(--color-primary); flex-shrink: 0; }
.main-nav ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.main-nav a {
  display: block; padding: 10px 12px; border-radius: 999px; font-size: 0.92rem; font-weight: 600;
  color: var(--color-text); transition: background .15s ease, color .15s ease;
}
.main-nav a:hover { background: var(--color-primary-light); color: var(--color-primary); }
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.menu-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: 1px solid var(--color-border); border-radius: 10px;
}
.menu-toggle span { display: block; height: 2px; width: 20px; margin: 0 auto; background: var(--color-text); border-radius: 2px; }

@media (max-width: 900px) {
  .main-nav {
    position: fixed; inset: 68px 0 0 0; background: #fff; padding: 12px 20px 32px;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease;
    overflow-y: auto; border-top: 1px solid var(--color-border);
  }
  .main-nav.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav ul { flex-direction: column; gap: 2px; }
  .main-nav a { padding: 14px 12px; font-size: 1.02rem; }
  .menu-toggle { display: flex; }
  .btn-cta { padding: 9px 14px; font-size: 0.85rem; }
}

/* Hero */
.hero { background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-white) 100%); padding: 64px 0 56px; }
.hero-inner { text-align: center; max-width: 720px; margin: 0 auto; }
.hero-subtitle { font-size: 1.1rem; margin-bottom: 30px; }
.search-hero {
  display: flex; gap: 8px; background: #fff; border: 1px solid var(--color-border); border-radius: 999px;
  padding: 6px; box-shadow: var(--shadow-md); max-width: 560px; margin: 0 auto;
}
.search-hero input {
  flex: 1; border: none; outline: none; padding: 12px 18px; font-size: 1rem; border-radius: 999px; background: transparent;
}
.search-hero-page { max-width: 100%; }
@media (max-width: 560px) {
  .search-hero { flex-direction: column; border-radius: var(--radius); }
  .search-hero input { text-align: center; }
}

/* Category / destino / guia / tool cards */
.category-grid, .tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
.category-card, .tool-card {
  display: block; background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.category-card:hover, .tool-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.category-emoji { font-size: 1.8rem; display: block; margin-bottom: 10px; }
.category-card h3, .tool-card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.category-card p, .tool-card p { margin: 0; font-size: 0.92rem; }

.destino-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; }
.destino-card {
  background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease;
}
.destino-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.destino-flag { font-size: 1.8rem; display: block; margin-bottom: 8px; }
.destino-card h3 { margin: 0 0 6px; }
.destino-card p { margin: 0; font-size: 0.9rem; }

.guia-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.guia-card {
  display: block; background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease;
}
.guia-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.guia-cat {
  display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  color: var(--color-primary); background: var(--color-primary-light); padding: 4px 10px; border-radius: 999px; margin-bottom: 10px;
}
.guia-card h3 { margin: 0; font-size: 1rem; }

.mini-card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.mini-card {
  display: flex; align-items: center; gap: 10px; background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 14px 16px; font-weight: 600; font-size: 0.92rem; transition: background .15s ease;
}
.mini-card:hover { background: var(--color-primary-light); }
.mini-card span { font-size: 1.2rem; }

/* Info grid */
.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.info-item {
  background: var(--color-bg-alt); border-radius: var(--radius-sm); padding: 14px 16px; display: flex; flex-direction: column; gap: 4px;
}
.info-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: .04em; color: var(--color-text-muted); font-weight: 700; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 760px) { .two-col { grid-template-columns: 1fr; gap: 8px; } }

/* Tables */
.data-table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 0.94rem; }
.data-table th, .data-table td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--color-border); }
.data-table th { background: var(--color-bg-alt); font-weight: 700; }
.data-table { overflow-x: auto; display: block; }
.data-table thead, .data-table tbody { display: table; width: 100%; table-layout: fixed; }

/* Disclaimer / updated badge */
.disclaimer-box {
  background: #fff8ec; border: 1px solid #f4dfae; border-radius: var(--radius); padding: 16px 18px; margin: 18px 0;
}
.disclaimer-box p { margin: 0 0 6px; color: #6b5a2e; }
.disclaimer-box p:last-child { margin-bottom: 0; }
.disclaimer-box a { color: var(--color-primary-dark); font-weight: 600; }
.updated-badge {
  display: inline-block; font-size: 0.82rem; font-weight: 600; color: var(--color-accent);
  background: #e7f8f6; padding: 4px 12px; border-radius: 999px; margin-bottom: 12px;
}

/* FAQ */
.faq-section { margin-top: 32px; }
.faq-item {
  background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  padding: 14px 18px; margin-bottom: 10px;
}
.faq-item summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; float: right; color: var(--color-primary); font-weight: 700; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin-top: 10px; margin-bottom: 0; }

/* Related */
.related-section { padding: 40px 20px; max-width: var(--container); margin: 0 auto; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.related-card {
  display: flex; align-items: center; gap: 10px; background: var(--color-bg-alt); border-radius: var(--radius-sm);
  padding: 14px 16px; font-weight: 600; font-size: 0.9rem; transition: background .15s ease;
}
.related-card:hover { background: var(--color-primary-light); }

/* Article */
.article { max-width: 760px; padding-top: 20px; padding-bottom: 40px; }
.article h1 { margin-top: 6px; }
.article-body h2 { margin-top: 30px; }
.quick-answer {
  background: var(--color-primary-light); border-radius: var(--radius); padding: 18px 20px; margin: 16px 0 24px;
}
.quick-answer h2 { margin-top: 0; font-size: 1.05rem; color: var(--color-primary-dark); }
.quick-answer p { color: var(--color-text); margin: 0; }
.legal-page p, .legal-page li { color: var(--color-text); }

/* Ads */
.ad-slot {
  border: 1px dashed var(--color-border); border-radius: var(--radius-sm); background: var(--color-bg-alt);
  display: flex; align-items: center; justify-content: center; color: var(--color-text-muted);
  font-size: 0.75rem; text-transform: uppercase; letter-spacing: .06em; margin: 32px auto;
}
.ad-banner { max-width: var(--container); height: 90px; margin-left: 20px; margin-right: 20px; }
.ad-rectangle { max-width: 300px; height: 250px; margin-left: auto; margin-right: auto; }
.ad-in-article { max-width: 100%; height: 100px; }
.ad-sidebar { max-width: 300px; height: 600px; }
@media (min-width: 900px) { .ad-banner { margin-left: auto; margin-right: auto; } }

/* Affiliate */
.affiliate-block { background: var(--color-bg-alt); border-radius: var(--radius-lg); padding: 26px; margin: 32px 0; }
.affiliate-block h3 { margin-top: 0; }
.affiliate-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.affiliate-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 16px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px; font-weight: 600; font-size: 0.9rem;
  transition: transform .15s ease, box-shadow .15s ease;
}
.affiliate-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.affiliate-emoji { font-size: 1.4rem; }
.affiliate-card small { font-weight: 400; color: var(--color-text-muted); font-size: 0.72rem; }

/* Tool promo */
.tool-promo { }
.tool-promo-inner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-lg); padding: 44px; color: #fff; text-align: center;
}
.tool-promo-inner h2 { color: #fff; margin-top: 0; }
.tool-promo-inner p { color: #d8e6fb; max-width: 560px; margin: 0 auto 22px; }
.tool-promo-inner .btn-primary { background: #fff; color: var(--color-primary-dark); }
.tool-promo-inner .btn-primary:hover { background: #eef4fb; }

/* Tool forms */
.tool-panel { background: var(--color-bg-alt); border-radius: var(--radius-lg); padding: 30px; }
.tool-form label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: 0.9rem; color: var(--color-text); }
.tool-form input, .tool-form select {
  padding: 11px 14px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.95rem; background: #fff;
}
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 20px; }
.form-grid-2 { grid-template-columns: repeat(2, 1fr); }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 640px) { .form-grid-2, .form-grid-3, .form-grid-4 { grid-template-columns: 1fr 1fr; } }
.tool-result { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 6px; }
.result-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 18px 22px;
  display: flex; flex-direction: column; gap: 4px; min-width: 160px; flex: 1;
}
.result-card span { font-size: 0.82rem; color: var(--color-text-muted); font-weight: 600; }
.result-card strong { font-size: 1.5rem; color: var(--color-primary-dark); }
.result-card-wide { flex-basis: 100%; }
.tool-note { font-size: 0.86rem; margin-top: 14px; }

/* ¿Puedo viajar? results */
.pv-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 20px; }
.pv-block { background: var(--color-bg-alt); border-radius: var(--radius); padding: 18px 20px; }
.pv-block h3 { margin-top: 0; }
.pv-block p, .pv-block li { color: var(--color-text); }

/* Search results */
.search-results { display: flex; flex-direction: column; gap: 10px; }
.search-result-item {
  display: block; background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  padding: 16px 18px; transition: border-color .15s ease, background .15s ease;
}
.search-result-item:hover { border-color: var(--color-primary); background: var(--color-primary-light); }
.search-result-item .tipo { font-size: 0.72rem; text-transform: uppercase; color: var(--color-primary); font-weight: 700; letter-spacing: .04em; }
.search-result-item h3 { margin: 4px 0 4px; font-size: 1rem; }
.search-result-item p { margin: 0; font-size: 0.88rem; }
.search-empty { color: var(--color-text-muted); padding: 20px 0; }

/* Breadcrumbs */
.breadcrumbs { padding: 16px 20px 0; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0; font-size: 0.85rem; color: var(--color-text-muted); }
.breadcrumbs li:not(:last-child)::after { content: "›"; margin-left: 6px; color: var(--color-text-muted); }
.breadcrumbs a { color: var(--color-text-muted); }
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs li[aria-current="page"] { color: var(--color-text); font-weight: 600; }

.page-header { padding-top: 20px; padding-bottom: 8px; }
.tips-list li { margin-bottom: 6px; color: var(--color-text-muted); }
.section-cta { text-align: center; margin-top: 24px; }

/* 404 */
.page-404 { min-height: 50vh; display: flex; align-items: center; justify-content: center; text-align: center; }
.page-404-emoji { font-size: 3rem; margin: 0; }
.page-404-actions { display: flex; gap: 12px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }

/* Footer */
.site-footer { background: var(--color-bg-alt); margin-top: 60px; border-top: 1px solid var(--color-border); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; padding: 48px 20px 32px; }
.footer-brand p { max-width: 280px; font-size: 0.9rem; }
.footer-col h3 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 14px; color: var(--color-text); }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { font-size: 0.9rem; color: var(--color-text-muted); }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { padding: 18px 20px; border-top: 1px solid var(--color-border); }
.footer-bottom p { margin: 0; font-size: 0.8rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* Reveal animation (subtle) */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }