/* =========================================================
   BASE — Reset + tipografía base + utilidades comunes
   ========================================================= */

/* ---------- RESET MODERNO (mínimo, basado en Josh Comeau) ---------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html, body { height: 100%; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-tinta);
  background-color: var(--color-lavanda);
  overflow-x: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select { font: inherit; }

button {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--t-fast);
}

ul, ol { list-style: none; padding: 0; }

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

/* ---------- TIPOGRAFÍA BASE ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--w-regular);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--color-tinta);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); line-height: var(--lh-snug); }
h3 { font-size: var(--fs-h3); line-height: var(--lh-snug); }
h4 { font-size: var(--fs-h4); }

/* Cursiva dorada para palabras clave dentro de títulos serif */
h1 em, h2 em, h3 em {
  font-style: italic;
  color: var(--color-dorado);
  font-weight: inherit;
}

p { line-height: var(--lh-relaxed); }

/* ---------- UTILIDADES ---------- */

/* Microcopy: labels mayúsculas con letter-spacing amplio */
.eyebrow {
  font-family: var(--font-micro);
  font-size: var(--fs-micro);
  font-weight: var(--w-medium);
  letter-spacing: var(--ls-xwide);
  text-transform: uppercase;
  color: var(--color-dorado);
}

.eyebrow--violeta { color: var(--color-violeta-medio); }

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-base);
  margin-inline: auto;
  padding-inline: var(--section-px);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide   { max-width: var(--container-wide); }

/* Section */
.section {
  width: 100%;
  padding-block: var(--section-py);
  overflow: hidden;
}

.section--violeta {
  background-color: var(--color-violeta-profundo);
  color: var(--color-crema);
}

.section--violeta h1,
.section--violeta h2,
.section--violeta h3,
.section--violeta h4 {
  color: var(--color-crema-claro);
}

.section--lavanda {
  background-color: var(--color-lavanda-claro);
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--w-medium);
  letter-spacing: 0.01em;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform var(--t-base), box-shadow var(--t-base), background-color var(--t-base), color var(--t-base);
  white-space: nowrap;
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
}

/* Botón primario: violeta sólido con sombra dorada al hover */
.btn--primary {
  background-color: var(--color-violeta-profundo);
  color: var(--color-crema-claro);
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  background-color: var(--color-violeta-noche);
  box-shadow: var(--shadow-gold);
}

/* Botón secundario: outline dorado sobre crema */
.btn--ghost {
  background-color: transparent;
  color: var(--color-violeta-profundo);
  border: 1.5px solid var(--color-dorado);
}

.btn--ghost:hover {
  background-color: var(--color-violeta-profundo);
  color: var(--color-crema-claro);
  border-color: var(--color-violeta-profundo);
}

/* Variante de botones para fondos violeta oscuro */
.section--violeta .btn--ghost {
  color: var(--color-crema-claro);
  border-color: var(--color-dorado);
}

.section--violeta .btn--ghost:hover {
  background-color: var(--color-dorado);
  color: var(--color-violeta-profundo);
  border-color: var(--color-dorado);
}

/* Ícono dentro de botón (ej. WhatsApp) */
.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Divisor dorado con rombo central — SVG inline en HTML, esto solo le da espacio */
.divider {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-block: var(--space-7);
  color: var(--color-dorado);
}

/* Scroll reveal — estado inicial y final */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reveal con delay escalonado para listas */
.reveal[data-delay="1"] { transition-delay: 100ms; }
.reveal[data-delay="2"] { transition-delay: 200ms; }
.reveal[data-delay="3"] { transition-delay: 300ms; }
.reveal[data-delay="4"] { transition-delay: 400ms; }

/* Accesibilidad: respeta prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Utilidades de texto */
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.text-pretty { text-wrap: pretty; }

/* Visualmente oculto pero accesible para lectores de pantalla */
.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;
}

/* Selección de texto en color de marca */
::selection {
  background-color: var(--color-violeta-profundo);
  color: var(--color-dorado);
}