:root {
  --brand-blue: #003366;
  --brand-accent: #00A859;
  --brand-dark: #1A1A1A;
}

/* Reset CSS Estándar */
*, ::before, ::after { box-sizing: border-box; border-width: 0; border-style: solid; border-color: #e5e7eb; }
html { line-height: 1.5; -webkit-text-size-adjust: 100%; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
body { margin: 0; font-family: inherit; color: var(--brand-dark); background-color: #F8FAFC; }

a { color: inherit; text-decoration: inherit; }
ul, ol { list-style: none; margin: 0; padding: 0; }
button, input, optgroup, select, textarea { font-family: inherit; font-size: 100%; line-height: 1.15; margin: 0; }
button, select { text-transform: none; }
button, [type='button'], [type='reset'], [type='submit'] { -webkit-appearance: button; background-color: transparent; background-image: none; }

/* Utilidades de Marca */
.bg-brand-blue { background-color: var(--brand-blue); }
.text-brand-blue { color: var(--brand-blue); }
.border-brand-blue { border-color: var(--brand-blue); }

.bg-brand-accent { background-color: var(--brand-accent); }
.text-brand-accent { color: var(--brand-accent); }
.border-brand-accent { border-color: var(--brand-accent); }

.bg-brand-dark { background-color: var(--brand-dark); }
.text-brand-dark { color: var(--brand-dark); }

.hover-bg-accent:hover { background-color: #008f4c; }
.hover-bg-blue:hover { background-color: #00264d; }

/* Layout y Espaciados */
.max-w-7xl { max-width: 80rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-xl { max-width: 36rem; }
.max-w-md { max-width: 28rem; }
.max-w-xs { max-width: 20rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }

.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-3\.5 { padding-top: 0.875rem; padding-bottom: 0.875rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }

.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

.space-x-1 { gap: 0.25rem; }
.space-x-1\.5 > * + * { margin-left: 0.375rem; }
.space-x-2 > * + * { margin-left: 0.5rem; }
.space-x-3 > * + * { margin-left: 0.75rem; }
.space-x-4 > * + * { margin-left: 1rem; }
.space-x-6 > * + * { margin-left: 1.5rem; }

.space-y-1\.5 > * + * { margin-top: 0.375rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-2\.5 > * + * { margin-top: 0.625rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }

.ml-2 { margin-left: 0.5rem; }
.ml-4 { margin-left: 1rem; }

.pt-2 { padding-top: 0.5rem; }
.pt-4 { padding-top: 1rem; }
.pt-8 { padding-top: 2rem; }
.pt-12 { padding-top: 3rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pb-8 { padding-bottom: 2rem; }

/* Tipografía */
.font-black { font-weight: 900; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.font-normal { font-weight: 400; }

.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-\[11px\] { font-size: 11px; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1; }
.text-6xl { font-size: 3.75rem; line-height: 1; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.uppercase { text-transform: uppercase; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }
.whitespace-nowrap { white-space: nowrap; }
.underline { text-decoration: underline; }

/* Colores */
.bg-white { background-color: #ffffff; }
.bg-slate-50 { background-color: #f8fafc; }
.bg-slate-100 { background-color: #f1f5f9; }
.bg-slate-800\/80 { background-color: rgba(30, 41, 59, 0.8); }
.bg-blue-50 { background-color: #eff6ff; }
.bg-green-50 { background-color: #f0fdf4; }

.text-white { color: #ffffff; }
.text-gray-200 { color: #e5e7eb; }
.text-gray-300 { color: #d1d5db; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-800 { color: #1f2937; }

/* Bordes y Sombras */
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-l-4 { border-left-width: 4px; }
.border-gray-100 { border-color: #f3f4f6; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-green-200 { border-color: #bbf7d0; }
.border-slate-800 { border-color: #1e293b; }

.divide-y > * + * { border-top-width: 1px; }
.divide-gray-100 > * + * { border-color: #f3f4f6; }

.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }

/* Posición y Dimensiones */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.top-0 { top: 0; }
.-top-3 { top: -0.75rem; }
.right-6 { right: 1.5rem; }
.bottom-6 { bottom: 1.5rem; }
.z-50 { z-index: 50; }

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.inline-flex { display: inline-flex; }
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-6 { width: 1.5rem; }
.w-12 { width: 3rem; }
.h-6 { height: 1.5rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-20 { height: 5rem; }
.min-h-\[160px\] { min-height: 160px; }
.min-h-\[640px\] { min-height: 640px; }
.overflow-hidden { overflow: hidden; }
.cursor-pointer { cursor: pointer; }
.transition { transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1); }

/* Botón Flotante de WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--brand-accent);
  color: #ffffff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  z-index: 999;
  text-decoration: none;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  background-color: #008f4c;
}

/* Acordeón FAQ Nativo */
.faq-item {
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  overflow: hidden;
}
.faq-item[open] { border-color: var(--brand-accent); }
.faq-question {
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  color: var(--brand-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  user-select: none;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--brand-accent);
  margin-left: 1rem;
}
.faq-item[open] .faq-question::after { content: '−'; }
.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: #4b5563;
  font-size: 0.875rem;
  line-height: 1.625;
  border-top: 1px solid #f3f4f6;
  padding-top: 0.75rem;
}

/* Layout FAQ + Reserva */
.faq-booking-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

/* Media Queries Responsivas */
@media (max-width: 768px) {
  .faq-booking-layout { grid-template-columns: 1fr; }
}

@media (min-width: 640px) {
  .sm\:flex-row { flex-direction: row; }
  .sm\:h-12 { height: 3rem; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:text-lg { font-size: 1.125rem; line-height: 1.75rem; }
  .sm\:text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
  .sm\:text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
}

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:py-16 { padding-top: 4rem; padding-bottom: 4rem; }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:text-5xl { font-size: 3rem; line-height: 1; }
}