/* Hojalatería Ricardo Flores — sistema de diseño */

:root {
  --color-red: #E3301E;
  --color-red-dark: #B8250F;
  --color-dark: #0A0A09;
  --color-gray: #5C5B5A;
  --color-gray-light: #F4F4F3;
  --color-border: #E4E2E0;
  --color-text: #2B2B2A;
  --color-white: #FFFFFF;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --radius: 6px;
  --shadow-sm: 0 1px 3px rgba(10, 10, 9, 0.12);
  --shadow-md: 0 6px 24px rgba(10, 10, 9, 0.14);
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.15;
  margin: 0 0 0.6em;
  color: var(--color-dark);
}
h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--color-red); color: #fff;
  padding: 12px 18px; z-index: 999; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.04em;
  font-size: 0.95rem; padding: 13px 26px; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: transform .15s ease, background-color .15s ease, color .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-red); color: #fff; }
.btn-primary:hover { background: var(--color-red-dark); }
.btn-outline { background: transparent; color: var(--color-red); border-color: var(--color-red); }
.btn-outline:hover { background: var(--color-red); color: #fff; }
.btn-dark { background: var(--color-dark); color: #fff; }
.btn-dark:hover { background: #000; }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 18px; font-size: 0.82rem; }

/* Barra superior */
.topbar {
  background: var(--color-dark); color: #fff; font-size: 0.82rem;
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 8px; padding-bottom: 8px; flex-wrap: wrap; }
.topbar-info { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.topbar-info a { color: #fff; }
.topbar-info a:hover { color: var(--color-red); }
.topbar-info .ico { margin-right: 6px; }

/* Header / nav */
.site-header { border-bottom: 1px solid var(--color-border); position: sticky; top: 0; background: #fff; z-index: 100; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-top: 10px; padding-bottom: 10px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 56px; height: auto; border-radius: 8px; }
.brand-text { font-family: var(--font-display); line-height: 1.1; }
.brand-text strong { display: block; font-size: 1.05rem; color: var(--color-dark); text-transform: uppercase; }
.brand-text span { display: block; font-size: 0.78rem; color: var(--color-gray); text-transform: none; letter-spacing: 0; }

.nav-toggle {
  display: none; background: none; border: 2px solid var(--color-dark); border-radius: var(--radius);
  width: 44px; height: 40px; cursor: pointer; padding: 0; position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ''; position: absolute; left: 10px; right: 10px; height: 2px; background: var(--color-dark);
}
.nav-toggle span { top: 19px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }

.main-nav ul { display: flex; gap: 4px; list-style: none; align-items: center; }
.main-nav a {
  display: block; padding: 10px 14px; font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.03em; font-size: 0.92rem; border-radius: var(--radius);
}
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--color-red); }
.header-cta { display: flex; align-items: center; gap: 10px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, #1a1a18 100%);
  color: #fff; padding: 56px 0;
}
.hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.hero-eyebrow { color: var(--color-red); font-family: var(--font-display); letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.9rem; margin-bottom: 10px; display: block; }
.hero h1 { color: #fff; margin-bottom: 0.4em; }
.hero p.lead { font-size: 1.1rem; color: #d8d7d5; max-width: 46ch; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 24px; }
.hero-media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.hero-media img { width: 100%; object-fit: cover; aspect-ratio: 4/3; }
.hero-badges { display: flex; gap: 22px; margin-top: 30px; flex-wrap: wrap; }
.hero-badge strong { display: block; font-family: var(--font-display); font-size: 1.6rem; color: var(--color-red); }
.hero-badge span { font-size: 0.82rem; color: #c9c8c6; }

/* Page header (páginas internas) */
.page-header { background: var(--color-dark); color: #fff; padding: 40px 0; }
.page-header h1 { color: #fff; margin: 0; }
.breadcrumbs { font-size: 0.82rem; color: #b9b8b6; margin-bottom: 10px; }
.breadcrumbs a { color: #b9b8b6; }
.breadcrumbs a:hover { color: var(--color-red); }
.breadcrumbs span[aria-current] { color: #fff; }

/* Secciones */
.section { padding: 56px 0; }
.section-alt { background: var(--color-gray-light); }
.section-dark { background: var(--color-dark); color: #fff; }
.section-dark h2 { color: #fff; }
.section-head { max-width: 70ch; margin-bottom: 34px; }
.section-head .kicker { color: var(--color-red); font-family: var(--font-display); letter-spacing: .08em; text-transform: uppercase; font-size: .85rem; display:block; margin-bottom: 6px; }

/* Grillas */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Tarjetas de categoría / producto */
.card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .15s ease, transform .15s ease;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-media { aspect-ratio: 4/3; overflow: hidden; background: var(--color-gray-light); }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { margin: 0; font-size: 1.05rem; }
.card-body p { font-size: 0.92rem; color: var(--color-gray); margin: 0; flex: 1; }
.card-price { font-family: var(--font-display); font-size: 1.15rem; color: var(--color-red); }
.card-price .from { font-size: 0.72rem; color: var(--color-gray); text-transform: uppercase; display: block; }
.badge {
  display: inline-block; font-size: 0.7rem; text-transform: uppercase; letter-spacing: .04em;
  background: var(--color-gray-light); color: var(--color-gray); padding: 3px 9px; border-radius: 999px;
  font-family: var(--font-display); width: fit-content;
}

/* Especificaciones producto */
.specs-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.specs-table th, .specs-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-border); }
.specs-table th { width: 40%; color: var(--color-gray); font-weight: 600; }

.product-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.product-gallery img { border-radius: var(--radius); aspect-ratio: 1/1; object-fit: cover; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; background: #fff; }
.faq-item summary {
  cursor: pointer; padding: 16px 18px; font-family: var(--font-display); text-transform: uppercase;
  font-size: 0.95rem; letter-spacing: .02em; list-style: none; display: flex; justify-content: space-between; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--color-red); font-size: 1.3rem; line-height: 1; }
.faq-item[open] summary::after { content: '–'; }
.faq-item .faq-answer { padding: 0 18px 18px; color: var(--color-gray); font-size: 0.95rem; }

/* Pasos / proceso */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding-top: 14px; }
.step::before {
  counter-increment: step; content: counter(step);
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%; background: var(--color-red); color: #fff;
  font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 14px;
}

/* Formularios */
.form-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--color-dark); }
.form-row .required { color: var(--color-red); }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 11px 13px; border: 1px solid var(--color-border); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 0.95rem; background: #fff; color: var(--color-text);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: 2px solid var(--color-red); outline-offset: 1px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-status { margin-top: 14px; font-size: 0.9rem; padding: 12px 14px; border-radius: var(--radius); display: none; }
.form-status.is-visible { display: block; }
.form-status.is-success { background: #e7f6ec; color: #1e6b3a; }
.form-status.is-error { background: #fbe9e7; color: var(--color-red-dark); }
.form-note { font-size: 0.78rem; color: var(--color-gray); margin-top: 10px; }

/* Franja de contacto / horario */
.info-strip { background: var(--color-red); color: #fff; padding: 34px 0; }
.info-strip .grid { grid-template-columns: repeat(3, 1fr); }
.info-item strong { display: block; font-family: var(--font-display); text-transform: uppercase; font-size: 1rem; margin-bottom: 4px; }
.info-item { font-size: 0.92rem; }
.info-item a { text-decoration: underline; }

/* Mapa */
.map-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); }
.map-wrap iframe { width: 100%; height: 360px; border: 0; display: block; }

/* Footer */
.site-footer { background: var(--color-dark); color: #d8d7d5; padding: 50px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 34px; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { color: #b9b8b6; font-size: 0.9rem; }
.footer-col a:hover { color: var(--color-red); }
.footer-col p { color: #b9b8b6; font-size: 0.9rem; }
.footer-bottom { border-top: 1px solid #2a2a28; padding-top: 18px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 0.8rem; color: #8b8a88; }
.footer-bottom a { color: #8b8a88; }
.footer-logo { width: 44px; border-radius: 6px; margin-bottom: 12px; }

/* WhatsApp flotante */
.whatsapp-float {
  position: fixed; right: 20px; bottom: 20px; width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md);
  z-index: 200;
}
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }

/* Utilidades */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.two-col { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: start; }
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--color-gray-light); border-radius: 999px; padding: 6px 14px; font-size: 0.82rem; color: var(--color-dark); }
.divider { height: 1px; background: var(--color-border); border: 0; margin: 40px 0; }
.prose h2 { margin-top: 1.4em; }
.prose h3 { margin-top: 1.2em; color: var(--color-red); }
.prose ul { margin: 0 0 1em 1.2em; }
.prose li { margin-bottom: 0.4em; }
.category-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.category-tabs a { padding: 9px 18px; border-radius: 999px; border: 1px solid var(--color-border); font-family: var(--font-display); font-size: 0.85rem; text-transform: uppercase; }
.category-tabs a:hover, .category-tabs a[aria-current="page"] { background: var(--color-red); color: #fff; border-color: var(--color-red); }

/* Responsive */
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero .container, .two-col { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .info-strip .grid { grid-template-columns: 1fr; text-align: left; }
}
@media (max-width: 720px) {
  .main-nav { position: fixed; inset: 0 0 0 30%; background: #fff; transform: translateX(100%); transition: transform .2s ease; padding: 90px 24px 24px; overflow-y: auto; }
  .main-nav.is-open { transform: translateX(0); box-shadow: var(--shadow-md); }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 2px; }
  .main-nav a { padding: 14px 6px; border-bottom: 1px solid var(--color-border); }
  .nav-toggle { display: block; }
  .header-cta .btn span.long { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .topbar .container { justify-content: center; text-align: center; }
}