/* =========================================================
   Papelería y Servicios Escolares Diana Córdova
   CSS base — mobile-first, paleta de marca oficial
   (04_ESTRATEGIA_Y_MARCA.md)
   ========================================================= */

:root {
  --magenta: #E5005A;
  --rosa-brillante: #FF5FA2;
  --rosa-claro: #F8A8C5;
  --naranja: #FF7A00;
  --negro: #111111;
  --blanco: #FFFFFF;
  --turquesa: #35C7C9;
  --gris-suave: #FAF7F8;
  --gris-texto: #4A4550;
  --sombra: 0 10px 30px rgba(17, 17, 17, 0.10);
  --radio: 16px;
  --font-titulos: "Poppins", "Trebuchet MS", sans-serif;
  --font-texto: "Inter", "Segoe UI", sans-serif;
  --whatsapp-verde: #25D366;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-texto);
  color: var(--negro);
  background: var(--blanco);
  line-height: 1.55;
  padding-bottom: 76px; /* espacio para el botón flotante de WhatsApp en móvil */
}

img { max-width: 100%; display: block; }
a { color: var(--magenta); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-titulos);
  color: var(--negro);
  line-height: 1.2;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
h2 { font-size: clamp(1.4rem, 4vw, 1.9rem); color: var(--magenta); }
h3 { font-size: clamp(1.1rem, 3vw, 1.3rem); }

p { margin: 0 0 1em; color: var(--gris-texto); }

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  background: var(--blanco);
  border-bottom: 3px solid var(--rosa-claro);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.1;
  text-decoration: none;
}
.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 35%;
  flex: 0 0 auto;
  box-shadow: 0 2px 6px rgba(17,17,17,0.12);
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-title {
  font-family: var(--font-titulos);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--negro);
}
.brand-name {
  font-family: var(--font-titulos);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--magenta);
}
.brand a { text-decoration: none; }
footer .brand-logo { box-shadow: none; }
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.footer-brand .brand-logo { width: 52px; height: 52px; }
.footer-brand h4 { margin: 0; }

nav.main-nav {
  display: none;
}
@media (min-width: 860px) {
  nav.main-nav {
    display: flex;
    gap: 22px;
    font-weight: 600;
    font-size: 0.95rem;
  }
  nav.main-nav a { color: var(--negro); }
  nav.main-nav a:hover { color: var(--magenta); text-decoration: none; }
}

.btn-header-whatsapp {
  background: var(--whatsapp-verde);
  color: var(--blanco);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
}
.btn-header-whatsapp:hover { color: var(--blanco); text-decoration: none; filter: brightness(1.05); }

/* ---------- Mobile nav toggle (simple, sin JS: enlaces visibles siempre en móvil vía scroll horizontal) ---------- */
.mobile-quicklinks {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 8px 20px 4px;
  font-size: 0.82rem;
  font-weight: 600;
  border-bottom: 1px solid var(--rosa-claro);
}
.mobile-quicklinks a { color: var(--gris-texto); white-space: nowrap; }
@media (min-width: 860px) {
  .mobile-quicklinks { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--rosa-claro) 0%, var(--blanco) 55%);
  padding: 32px 0 40px;
}
.hero .container { display: flex; flex-direction: column; gap: 18px; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 26px; align-items: center; }
.hero-text { display: flex; flex-direction: column; gap: 18px; }
.hero-photo {
  width: 100%;
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: var(--sombra);
  border: 1px solid rgba(17,17,17,0.06);
  line-height: 0;
}
.hero-photo img { width: 100%; height: auto; display: block; }
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.15fr 0.85fr; }
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blanco);
  color: var(--magenta);
  border: 2px solid var(--magenta);
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 700;
  font-size: 0.8rem;
  width: fit-content;
}
.hero-lead {
  font-size: 1.05rem;
  color: var(--negro);
  max-width: 60ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--whatsapp-verde);
  color: var(--blanco);
}
.btn-primary:hover { color: var(--blanco); text-decoration: none; filter: brightness(1.05); }
.btn-secondary {
  background: var(--blanco);
  color: var(--magenta);
  border-color: var(--magenta);
}
.btn-secondary:hover { color: var(--magenta); text-decoration: none; background: var(--rosa-claro); }
.btn-outline-dark {
  background: transparent;
  color: var(--negro);
  border-color: var(--negro);
}

.nap-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--negro);
  margin-top: 6px;
}
.nap-quick span { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Secciones ---------- */
section { padding: 44px 0; }
.section-alt { background: var(--gris-suave); }
.section-turquesa { background: #EAFBFB; }

.section-intro { max-width: 68ch; margin-bottom: 26px; }

.grid-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 700px) {
  .grid-cards.cols-2 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .grid-cards.cols-3 { grid-template-columns: repeat(3, 1fr); }
}

.card {
  background: var(--blanco);
  border: 1px solid #F0E4EA;
  border-radius: var(--radio);
  padding: 22px;
  box-shadow: var(--sombra);
}
.card h3 { color: var(--magenta); }
.card .precio-nota {
  font-size: 0.82rem;
  color: var(--gris-texto);
  font-style: italic;
}

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.badge-activo { background: #E6F7E9; color: #1D8A3B; }
.badge-proximo { background: #FFF1E0; color: var(--naranja); }

.anchor-link {
  color: var(--magenta);
  font-weight: 700;
  text-decoration: underline;
}

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid #EFE3E9;
  padding: 16px 0;
}
.faq-item h3 { margin-bottom: 6px; font-size: 1.05rem; }
.faq-item p { margin-bottom: 0; }

/* ---------- Testimonios (preparado, sin contenido inventado) ---------- */
.testimonios-placeholder {
  border: 2px dashed var(--rosa-brillante);
  border-radius: var(--radio);
  padding: 24px;
  text-align: center;
  color: var(--gris-texto);
  font-size: 0.9rem;
}

/* ---------- Galería de fotos reales de la tienda ---------- */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 700px) {
  .photo-gallery { grid-template-columns: repeat(3, 1fr); }
}
.photo-gallery figure {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--sombra);
  line-height: 0;
}
.photo-gallery img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ---------- Mapa / ubicación ---------- */
.mapa-wrap {
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: var(--sombra);
  border: 1px solid #F0E4EA;
}
.mapa-wrap iframe { width: 100%; height: 340px; border: 0; display: block; }

/* ---------- Pasos numerados ---------- */
.pasos {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.pasos li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--blanco);
  border: 1px solid #F0E4EA;
  border-radius: var(--radio);
  padding: 16px;
}
.paso-num {
  flex: 0 0 auto;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--magenta);
  color: var(--blanco);
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}

/* ---------- CTA banda ---------- */
.cta-banda {
  background: var(--magenta);
  color: var(--blanco);
  text-align: center;
}
.cta-banda h2 { color: var(--blanco); }
.cta-banda p { color: #FDE3EC; }
.cta-banda .btn-secondary { background: var(--blanco); color: var(--magenta); border-color: var(--blanco); }

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--negro);
  color: #E9E4E7;
  padding: 40px 0 100px;
}
footer.site-footer a { color: #F8A8C5; }
footer.site-footer .footer-grid {
  display: grid;
  gap: 26px;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) {
  footer.site-footer .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
}
footer.site-footer h4 { color: var(--blanco); font-size: 0.95rem; }
footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer li { margin-bottom: 8px; font-size: 0.9rem; }
.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 28px;
  padding-top: 16px;
  font-size: 0.78rem;
  color: #9A9499;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: space-between;
}

/* ---------- Botón flotante WhatsApp (CRO clave móvil) ---------- */
.whatsapp-float {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  background: var(--whatsapp-verde);
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 16px;
  font-weight: 800;
  font-size: 0.95rem;
  box-shadow: 0 -6px 20px rgba(0,0,0,0.18);
}
.whatsapp-float:hover { color: var(--blanco); text-decoration: none; filter: brightness(1.03); }
.whatsapp-float svg { flex: 0 0 auto; }

@media (min-width: 860px) {
  body { padding-bottom: 0; }
  .whatsapp-float {
    left: auto;
    right: 24px;
    bottom: 24px;
    border-radius: 999px;
    padding: 14px 22px;
    max-width: 340px;
  }
}

/* ---------- Utilidades ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.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;
}
.list-check { padding-left: 1.1em; color: var(--gris-texto); }
.list-check li { margin-bottom: 6px; }

.breadcrumbs {
  font-size: 0.8rem;
  color: var(--gris-texto);
  margin-bottom: 14px;
}
.breadcrumbs a { color: var(--gris-texto); text-decoration: underline; }