/* ==========================================================
   COMETINA — Mochilas con personalidad
   Estilo "stickers": bordes gruesos, sombras planas, colores vivos.
   Estructura: tokens → base → componentes → secciones → responsive
   ========================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --cream: #fff8ec;
  --ink: #241b3a;
  --lilac: #c9b8ff;
  --pink: #ffa3d1;
  --mint: #8eeac4;
  --sun: #ffd84d;
  --sky: #8bd0ff;
  --coral: #ff7a6b;

  --font-display: "Fredoka", system-ui, sans-serif;
  --font-body: "Nunito", system-ui, sans-serif;

  --border: 3px solid var(--ink);
  --shadow: 6px 6px 0 var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --radius: 22px;
  --container: 1140px;
  --gutter: clamp(1.1rem, 4vw, 2.4rem);
  --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---------- 2. Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  margin: 0;
}
h1 { font-size: clamp(2.7rem, 7vw, 5.2rem); }
h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); }
h3 { font-size: 1.4rem; }

p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }

:focus-visible { outline: 3px dashed var(--coral); outline-offset: 3px; }

.container { width: min(100% - var(--gutter) * 2, var(--container)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--cream); padding: 0.6rem 1rem;
}
.skip-link:focus { left: 0; }

/* ---------- 3. Componentes ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.9rem;
  margin-bottom: 1rem;
  background: var(--cream);
  border: var(--border);
  border-radius: 999px;
}

.lead { font-size: 1.2rem; max-width: 36ch; margin-top: 1.2rem; }

.btn {
  display: inline-block;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  background: var(--coral);
  color: var(--ink);
  border: var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--bounce), box-shadow 0.2s;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 5px 5px 0 var(--ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 0 0 0 var(--ink); }
.btn--ghost { background: var(--cream); }
.btn--dark { background: var(--ink); color: var(--cream); }
.btn--sm { padding: 0.45rem 1.1rem; font-size: 1rem; background: var(--sun); }

.sticker {
  display: inline-block;
  padding: 0.35rem 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border: var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transform: rotate(-3deg);
}
.sticker--yellow { background: var(--sun); }
.sticker--pink { background: var(--pink); }

.squiggle {
  background: linear-gradient(var(--sun), var(--sun)) 0 90% / 100% 0.32em no-repeat;
  padding-inline: 0.1em;
}

/* ---------- 4. Encabezado ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--cream);
  border-bottom: var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 4.6rem; }

.logo {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-display); font-weight: 700; font-size: 1.7rem;
}
.logo-star {
  display: grid; place-items: center;
  width: 2rem; height: 2rem;
  font-size: 1.1rem;
  background: var(--sun);
  border: var(--border);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.nav { display: flex; align-items: center; gap: 1.6rem; font-family: var(--font-display); font-weight: 500; }
.nav a:not(.btn):hover { text-decoration: underline wavy var(--coral) 2px; text-underline-offset: 6px; }

.menu-btn { display: none; }

/* ---------- 5. Hero ---------- */
.hero { padding-block: clamp(2.5rem, 7vw, 5rem); overflow: hidden; }

.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero-copy h1 { margin-top: 1.2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }

.hero-stage { position: relative; display: grid; place-items: center; aspect-ratio: 1; }

.blob {
  position: absolute; inset: 6%;
  background: var(--lilac);
  border: var(--border);
  box-shadow: var(--shadow);
  border-radius: 58% 42% 55% 45% / 48% 56% 44% 52%;
  animation: morph 9s ease-in-out infinite alternate;
}

.hero-bag {
  position: relative; width: 62%;
  padding: 0; background: none; border: 0;
  animation: float 4s ease-in-out infinite;
}
.hero-bag svg { display: block; width: 100%; height: auto; filter: drop-shadow(6px 8px 0 rgba(36, 27, 58, 0.25)); }
.hero-bag:hover { animation-play-state: paused; transform: rotate(-3deg) scale(1.03); }

.hero-tip { position: absolute; right: 4%; bottom: 10%; transform: rotate(4deg); }

.spark { position: absolute; font-size: 2rem; color: var(--ink); animation: twinkle 2.4s ease-in-out infinite; }
.spark--a { top: 6%; left: 12%; color: var(--coral); }
.spark--b { top: 18%; right: 8%; font-size: 1.4rem; animation-delay: 0.8s; }
.spark--c { bottom: 16%; left: 6%; color: var(--sun); -webkit-text-stroke: 2px var(--ink); animation-delay: 1.4s; }

@keyframes morph { to { border-radius: 42% 58% 46% 54% / 56% 44% 56% 44%; } }
@keyframes float { 50% { transform: translateY(-14px) rotate(2deg); } }
@keyframes twinkle { 50% { transform: scale(1.35) rotate(18deg); opacity: 0.7; } }

/* ---------- 6. Secciones ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); border-top: var(--border); }
.section--lilac { background: var(--lilac); }
.section--mint { background: var(--mint); }
.section--sun { background: var(--sun); }
.section-head { margin-bottom: 2.2rem; }

/* ---------- 7. Constructor ---------- */
.builder { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }

.builder-stage {
  display: grid; place-items: center;
  aspect-ratio: 1;
  background: var(--cream);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background-image: radial-gradient(var(--lilac) 2px, transparent 2.5px);
  background-size: 22px 22px;
}
.builder-bag { width: 66%; }
.builder-bag svg { display: block; width: 100%; height: auto; }

.builder-form { display: grid; gap: 1.4rem; margin-top: 1.5rem; }
.builder-form fieldset { border: 0; padding: 0; margin: 0; }
.builder-form legend,
.legend-like { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; margin-bottom: 0.6rem; padding: 0; }

.swatches, .charms { display: flex; flex-wrap: wrap; gap: 0.7rem; }

.swatch input, .charm input { position: absolute; opacity: 0; pointer-events: none; }

.swatch span {
  display: block; width: 2.6rem; height: 2.6rem;
  background: var(--c);
  border: var(--border); border-radius: 50%;
  cursor: pointer;
  transition: transform 0.2s var(--bounce);
}
.swatch span:hover { transform: scale(1.12); }
.swatch input:checked + span { box-shadow: 0 0 0 3px var(--cream), 0 0 0 6px var(--ink); transform: scale(1.1); }
.swatch input:focus-visible + span,
.charm input:focus-visible + span { outline: 3px dashed var(--coral); outline-offset: 4px; }

.charm span {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-family: var(--font-display); font-weight: 500;
  background: var(--cream);
  border: var(--border); border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s var(--bounce);
}
.charm span:hover { transform: translateY(-2px); }
.charm input:checked + span { background: var(--ink); color: var(--cream); }

.field { display: grid; }
.field input,
.form input,
.form textarea {
  font: inherit; font-weight: 600;
  padding: 0.75rem 1rem;
  background: var(--cream);
  color: var(--ink);
  border: var(--border); border-radius: 14px;
}
.field input { max-width: 16rem; }
.field input:focus,
.form input:focus,
.form textarea:focus { outline: none; box-shadow: var(--shadow-sm); }

.builder-price { margin: 1.5rem 0 1rem; font-size: 1.1rem; }
.builder-price strong { font-family: var(--font-display); font-size: 2.2rem; margin-left: 0.3rem; }

/* ---------- 8. Tienda ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 2.4rem; }
.tab {
  padding: 0.45rem 1.2rem;
  font-family: var(--font-display); font-weight: 500;
  background: var(--cream);
  border: var(--border); border-radius: 999px;
  transition: transform 0.2s var(--bounce), background 0.2s;
}
.tab:hover { transform: translateY(-2px); }
.tab.is-active { background: var(--ink); color: var(--cream); }

.shop-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1.8rem; }

.product {
  background: var(--cream);
  border: var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.25s var(--bounce), box-shadow 0.25s;
  animation: pop 0.45s var(--bounce) both;
}
.product:hover { transform: translate(-3px, -3px) rotate(-0.8deg); box-shadow: 9px 9px 0 var(--ink); }

.product-art { position: relative; display: grid; place-items: center; padding: 1.4rem; background: var(--tile); border-bottom: var(--border); }
.product-art svg { width: 62%; height: auto; display: block; }
.product-art .sticker { position: absolute; top: 0.8rem; left: 0.8rem; font-size: 0.8rem; padding: 0.2rem 0.7rem; background: var(--cream); }

.product-body { padding: 1rem 1.2rem 1.3rem; }
.product-body h3 { font-size: 1.25rem; }
.product-meta { display: flex; justify-content: space-between; align-items: baseline; margin-top: 0.3rem; font-size: 0.95rem; }
.product-meta strong { font-family: var(--font-display); font-size: 1.3rem; }

@keyframes pop { from { opacity: 0; transform: scale(0.88) translateY(12px); } }

/* ---------- 9. Bento ---------- */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.bento-card {
  grid-column: span 1;
  padding: 1.6rem;
  border: var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.25s var(--bounce);
}
.bento-card:hover { transform: rotate(-1.2deg) translateY(-4px); }
.bento-card--wide { grid-column: span 2; }
.bento-card--yellow { background: var(--sun); }
.bento-card--pink { background: var(--pink); }
.bento-card--sky { background: var(--sky); }
.bento-card--lilac { background: var(--lilac); }
.bento-icon { display: block; font-size: 2.4rem; margin-bottom: 0.8rem; }
.bento-card p { margin-top: 0.5rem; }

/* ---------- 10. Preguntas ---------- */
.faq-list { display: grid; gap: 1rem; max-width: 760px; }
.faq details { background: var(--cream); border: var(--border); border-radius: 18px; box-shadow: var(--shadow-sm); }
.faq summary {
  list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1rem 1.3rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.15rem;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  display: grid; place-items: center;
  flex: none; width: 1.8rem; height: 1.8rem;
  background: var(--sun); border: var(--border); border-radius: 50%;
  transition: transform 0.25s var(--bounce);
}
.faq details[open] summary::after { transform: rotate(135deg); background: var(--coral); }
.faq details p { padding: 0 1.3rem 1.2rem; }

/* ---------- 11. Contacto ---------- */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-list { display: grid; gap: 0.4rem; margin-top: 1.6rem; }

.form { display: grid; gap: 1rem; padding: 1.6rem; background: var(--cream); border: var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.form label { display: grid; gap: 0.35rem; font-family: var(--font-display); font-weight: 500; }
.form textarea { resize: vertical; }
.form .is-invalid { border-color: var(--coral); background: #ffe6e2; }
.form-status { min-height: 1.4rem; }

/* ---------- 12. Pie ---------- */
.site-footer { background: var(--ink); color: var(--cream); padding-block: 1.8rem; }
.site-footer .logo-star { color: var(--ink); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
.site-footer small { opacity: 0.7; }

/* ---------- 13. Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .builder, .contact { grid-template-columns: 1fr; }
  .hero-stage { max-width: 420px; margin-inline: auto; width: 100%; }
  .builder-stage { max-width: 420px; margin-inline: auto; width: 100%; }
  .bento { grid-template-columns: repeat(2, 1fr); }

  .menu-btn {
    display: grid; gap: 5px; place-content: center;
    width: 2.8rem; height: 2.8rem;
    background: var(--sun); border: var(--border); border-radius: 12px;
  }
  .menu-btn span { display: block; width: 20px; height: 3px; background: var(--ink); border-radius: 2px; transition: transform 0.25s, opacity 0.25s; }
  .menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 1rem;
    padding: 1.4rem var(--gutter) 1.8rem;
    background: var(--cream);
    border-bottom: var(--border);
    transform: translateY(-130%);
    visibility: hidden;
    transition: transform 0.35s var(--bounce), visibility 0.35s;
    z-index: -1;
  }
  .nav.is-open { transform: none; visibility: visible; }
}

@media (max-width: 520px) {
  .bento { grid-template-columns: 1fr; }
  .bento-card--wide { grid-column: span 1; }
}

/* ---------- 14. Accesibilidad: menos movimiento ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}