/* ============================================================
   TEMA LUIFER · B2B insumos de panadería
   UX: utilitario, denso, rápido, mobile-first. Cliente recurrente
   que compra por lista → localizar y pedir en segundos.
   ============================================================ */

:root {
  /* Paleta de marca: logo Harinas LuiFer (verde + espiga amarilla) */
  --bg:          #FAFBF7;
  --surface:     #FFFFFF;
  --ink:         #1F2A1C;
  --ink-soft:    #4C5947;
  --ink-mute:    #8A9584;
  --accent:      #3BA935;
  --accent-dark: #2E8429;
  --sun:         #F2C400;
  --ok:          #3BA935;
  --warn:        #B3452F;
  --line:        rgba(31,42,28,0.13);
  --line-soft:   rgba(31,42,28,0.07);

  --color-bg:      var(--bg);
  --color-surface: var(--surface);
  --color-text:    var(--ink);
  --color-accent:  var(--accent);
  --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--ink); line-height: 1.5; font-size: 15px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
@media (max-width: 600px) { .container { padding: 0 14px; } }
/* Iconos del header adecuados a la marca LuiFer (verde + acento amarillo). */
.hdr-actions { --hdr-act-border: #cfe3cf; --hdr-act-color: #2f8a2f; --hdr-wa-bg: #3BA935; --hdr-badge-bg: #E8A100; --hdr-act-radius: 12px; }

/* ─── HEADER: barra simple y rápida ─── */
.site-header { background: var(--surface); border-bottom: 2px solid var(--accent); position: sticky; top: 0; z-index: 200; }
.lf-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 62px; }
.lf-logo { display: flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 800; letter-spacing: -0.01em; color: var(--accent-dark); }
.lf-logo img { height: 40px; width: auto; }
.lf-nav { display: flex; gap: 22px; align-items: center; }
.lf-nav a { font-size: 14px; font-weight: 500; color: var(--ink-soft); }
.lf-nav a:hover { color: var(--accent-dark); }
.btn-wa {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--ok); color: #fff; font-weight: 600; font-size: 13.5px;
  padding: 9px 16px; border-radius: 6px; white-space: nowrap;
}
.btn-wa:hover { filter: brightness(1.08); }

/* ─── HERO: banner corto, directo al grano ─── */
.lf-hero { background: linear-gradient(115deg, #E9F5E4 0%, var(--bg) 70%); border-bottom: 1px solid var(--line-soft); padding: 44px 0 40px; }
.lf-hero-eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.14em; color: var(--accent-dark); margin-bottom: 10px; }
.lf-hero-eyebrow::before { content: ''; display: inline-block; width: 10px; height: 10px; border-radius: 2px; background: var(--sun); margin-right: 8px; }
.lf-hero h1 { font-size: clamp(26px, 4vw, 38px); line-height: 1.15; font-weight: 800; max-width: 640px; margin-bottom: 12px; }
.lf-hero p { color: var(--ink-soft); max-width: 560px; margin-bottom: 22px; }
.lf-hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn-primary { display: inline-block; background: var(--accent); color: #fff; font-weight: 700; font-size: 14px; padding: 12px 24px; border-radius: 6px; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { display: inline-block; border: 1px solid var(--line); color: var(--ink-soft); font-weight: 600; font-size: 13.5px; padding: 11px 20px; border-radius: 6px; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-dark); }
.lf-hero-nota { font-size: 12.5px; color: var(--ink-mute); margin-top: 16px; }
@media (max-width: 760px) {
  .lf-hero { padding: 24px 0 22px; }  /* hero más bajo en móvil: prioriza el catálogo (tiempo en sitio) */
  .lf-hero h1 { font-size: clamp(22px, 5.5vw, 28px); margin-bottom: 10px; }
  .lf-hero p { margin-bottom: 14px; font-size: 14px; }
  .lf-hero-nota { margin-top: 12px; }
}

/* ─── CATÁLOGO COMPACTO ─── */
.catalogo-compacto { padding: 36px 0 64px; }
.cc-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.cc-head h2 { font-size: 22px; font-weight: 800; }

.cc-buscador { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; position: sticky; top: 62px; z-index: 100; background: var(--bg); padding: 10px 0; }
.cc-buscador input {
  flex: 1; font: inherit; font-size: 16px; padding: 12px 16px;
  border: 2px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink);
}
.cc-buscador input:focus { outline: none; border-color: var(--accent); }
.cc-count { font-size: 13px; color: var(--ink-mute); white-space: nowrap; }

.cc-lista { list-style: none; background: var(--surface); border: 1px solid var(--line-soft); border-radius: 10px; overflow: hidden; }
.cc-item { display: flex; align-items: center; gap: 14px; padding: 10px 14px; border-bottom: 1px solid var(--line-soft); }
.cc-item[hidden] { display: none; }
.cc-item:last-child { border-bottom: none; }
.cc-item:hover { background: #FDFAF4; }
.cc-img { width: 52px; height: 52px; flex-shrink: 0; border-radius: 6px; overflow: hidden; background: var(--bg); }
.cc-img img { width: 100%; height: 100%; object-fit: cover; }
.cc-datos { flex: 1; min-width: 0; }
.cc-nombre { display: block; font-weight: 600; font-size: 14.5px; line-height: 1.3; }
.cc-meta { display: block; font-size: 12px; color: var(--ink-mute); margin-top: 2px; }
.cc-derecha { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.cc-precio { font-weight: 800; font-size: 15px; color: var(--accent-dark); min-width: 86px; text-align: right; }
.cc-stock { font-size: 11.5px; font-weight: 600; color: var(--ok); background: rgba(62,124,79,0.1); padding: 3px 8px; border-radius: 20px; white-space: nowrap; }
.cc-stock.cc-sin { color: var(--warn); background: rgba(179,69,47,0.08); }
.cc-pedir { background: var(--ok); color: #fff; font-size: 12.5px; font-weight: 700; padding: 7px 14px; border-radius: 6px; }
.cc-pedir:hover { filter: brightness(1.08); }
.cc-agotado .cc-nombre, .cc-agotado .cc-precio { opacity: 0.5; }
.cc-sin-resultados { padding: 24px 4px; color: var(--ink-mute); }
.cc-sin-resultados a { color: var(--accent-dark); font-weight: 600; text-decoration: underline; }
.catalogo-vacio { color: var(--ink-mute); padding: 24px 0; }

/* ─── FOOTER ─── */
.site-footer { background: var(--ink); color: rgba(255,255,255,0.85); margin-top: 40px; padding: 44px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer-logo { font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 10px; }
.footer-logo img { height: 64px; width: auto; display: block; background: #fff; padding: 8px 12px; border-radius: 8px; }
.footer-grid p { font-size: 13px; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 300px; }
.footer-col h5 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { font-size: 13.5px; color: rgba(255,255,255,0.6); }
.footer-col a:hover { color: #fff; }
.footer-bottom { padding: 18px 0; font-size: 12px; color: rgba(255,255,255,0.35); }

/* ─── WHATSAPP FLOAT ─── */
.float-wha { position: fixed; bottom: 24px; right: 24px; width: 52px; height: 52px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.35); z-index: 500; }
.float-wha svg { width: 24px; height: 24px; fill: #fff; }

/* ─── RESPONSIVE (mobile-first B2B: el pedido se hace desde el celular) ─── */
@media (max-width: 720px) {
  .lf-nav { display: none; }
  .cc-item { flex-wrap: wrap; }
  .cc-derecha { width: 100%; justify-content: space-between; padding-left: 66px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ── Cuenta (identificación sin contraseña, plan §3) ── */
.lf-cuenta { white-space: nowrap; font-weight: 600; text-decoration: none; padding: .45em .9em; border: 1.5px solid currentColor; border-radius: 999px; }
.lf-cuenta:hover { opacity: .85; }
@media (max-width: 760px) { .lf-cuenta { padding: .35em .7em; font-size: .95em; } }

/* ── Franja de recompra (⭐ paso 4) + hero compacto ── */
.lf-strip { padding: 14px 0 4px; }
.lf-strip-card { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; background: #fff; border: 1px solid #e8e2d8; border-radius: 12px; padding: 14px 18px; box-shadow: 0 1px 4px rgba(0,0,0,.05); }
.lf-strip-tit { margin: 0; font-weight: 700; }
.lf-strip-sub { margin: 2px 0 0; opacity: .8; }
.lf-strip-acts { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.lf-strip-link { text-decoration: underline; white-space: nowrap; }
.lf-strip-nota { margin: 6px 2px 0; font-size: .9em; opacity: .75; }
@media (max-width: 600px) {
  .lf-strip-card { flex-direction: column; align-items: stretch; text-align: center; }
  .lf-strip-acts { justify-content: center; }
  .lf-strip-acts .btn-primary { width: 100%; padding: .8em 1em; }
}
/* Hero COMPACTO (requisito 31-ago: pedido rápido, no presencia) */
.lf-hero { padding: 26px 0 20px; }
.lf-hero h1 { font-size: clamp(1.35rem, 3.5vw, 2rem); margin: .2em 0; }
.lf-hero p { margin: .3em 0; }
.lf-hero .lf-hero-nota { font-size: .9em; opacity: .75; }

/* ── Buscador del header (search-first, 01-sep) ── */
.lf-search { flex: 1; max-width: 430px; margin: 0 14px; }
.lf-search input { width: 100%; padding: .55em 1em; border: 1.5px solid #cfe3cf; border-radius: 999px; font-size: .95em; background: #fbfaf6; }
.lf-search input:focus { outline: 2px solid var(--color-primary, #2e7d32); background: #fff; }
@media (max-width: 900px) {
  /* Auditoría 01-sep: buscador SIEMPRE visible en móvil (search-first), fila propia */
  .lf-bar { flex-wrap: wrap; }
  .lf-search { order: 10; flex: 1 1 100%; max-width: none; margin: 8px 0 10px; }
}


/* Footer minimo en movil (feedback 01-sep): colapsado, compacto, sin relleno */
@media (max-width: 760px) {
  /* Footer ULTRA compacto (feedback 01-sep, 2a ronda): filas apretadas, cero aire extra */
  .site-footer { margin-top: 18px; padding: 10px 0 0; }
  .footer-grid { gap: 0; padding-bottom: 4px; border-bottom: 0; }
  .footer-grid > div:first-child p { display: none; } /* la descripcion larga sobra en movil */
  .footer-logo { margin: 0 0 2px; font-size: 15px; }
  .footer-logo img { height: 40px; padding: 5px 8px; }
  .site-footer .footer-col h5 { padding: 7px 0; font-size: 10px; }
  .site-footer .footer-col ul { padding: 4px 0 2px; }
  .site-footer .footer-col li { margin-bottom: 4px; }
  .site-footer .footer-col a { font-size: 13px; }
  .footer-bottom { padding: 6px 0 10px; font-size: 10.5px; text-align: center; }
}