/* =========================================================
   Charcoal Source — styles.css
   Un solo archivo controla todo el diseño del sitio.
   Paleta y tipografía propias de Charcoal Source.
   ========================================================= */

:root {
  /* Paleta de marca */
  --color-char: #1C1A18;        /* carbón: textos y fondos oscuros */
  --color-char-2: #2A2724;      /* carbón claro: tarjetas sobre fondo oscuro */
  --color-ember: #C8461A;       /* brasa: acento principal, botones */
  --color-ember-dark: #A53813;  /* brasa oscura: hover */
  --color-flame: #F08A3C;       /* llama: acento sobre fondo oscuro */
  --color-kraft: #E6D7BD;       /* papel kraft de las bolsas */
  --color-paper: #F7F2EA;       /* fondo de sección alterna */
  --color-white: #FFFFFF;
  --color-ash: #5F5952;         /* texto secundario */
  --color-line: #DDD3C3;        /* bordes */
  --color-ok: #3D7A3A;
  --color-no: #B0352B;

  /* Tipografía */
  --font-title: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Public Sans', Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Logos: el tamaño se controla solo aquí (ver lineamientos, sección 10) */
  --logo-height: 48px;
  --logo-footer-width: 190px;

  --radius: 6px;
  --max-width: 1140px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-char);
  background: var(--color-white);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--color-ember); }
a:hover { color: var(--color-ember-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 .5em;
  letter-spacing: .01em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); text-transform: uppercase; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.6rem); }
h3 { font-size: 1.45rem; }

p { margin: 0 0 1em; }

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

/* ---------- Etiqueta monoespaciada (estilo hoja de embarque) ---------- */
.label {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-ember);
  display: inline-block;
  margin-bottom: .8em;
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}
.logo img { height: var(--logo-height); width: auto; }

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 26px;
}
.main-nav a {
  color: var(--color-char);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] { color: var(--color-ember); }
.main-nav .btn, .main-nav a.btn[aria-current="page"] { color: var(--color-white); }

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 8px 12px;
  font: 600 .9rem var(--font-body);
  color: var(--color-char);
  cursor: pointer;
}

@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-line);
    padding: 10px 20px 20px;
  }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 14px; }
  :root { --logo-height: 40px; }
}

/* =========================================================
   Botones
   ========================================================= */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: .95rem;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
  cursor: pointer;
}
.btn-primary { background: var(--color-ember); color: var(--color-white); }
.btn-primary:hover { background: var(--color-ember-dark); color: var(--color-white); }
.btn-outline { border-color: var(--color-white); color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-char); }
.btn-outline-dark { border-color: var(--color-char); color: var(--color-char); }
.btn-outline-dark:hover { background: var(--color-char); color: var(--color-white); }
.btn-sm { padding: 8px 16px; font-size: .88rem; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  background: var(--color-char);
  color: var(--color-white);
  padding: 72px 0 0;
  overflow: hidden;
}
.hero-content {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero .label { color: var(--color-flame); }
.hero h1 span { color: var(--color-flame); }
.hero-lead { font-size: 1.15rem; color: #E8E2D8; max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-media { position: relative; }
.hero-media img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(0,0,0,.45);
}
.hero-media figcaption {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: #A9A096;
  margin-top: 8px;
  letter-spacing: .05em;
}

/* Franja de datos de embarque */
.spec-strip {
  margin-top: 64px;
  border-top: 1px solid #3A3631;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.spec-strip div {
  padding: 22px 20px;
  border-right: 1px solid #3A3631;
}
.spec-strip div:last-child { border-right: 0; }
.spec-strip strong {
  display: block;
  font-family: var(--font-title);
  font-size: 1.9rem;
  color: var(--color-white);
  line-height: 1.1;
}
.spec-strip span {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #A9A096;
}

.hero-sm {
  background: var(--color-char);
  color: var(--color-white);
  padding: 56px 0 48px;
}
.hero-sm .label { color: var(--color-flame); }
.hero-sm p { color: #E8E2D8; max-width: 40em; font-size: 1.1rem; margin: 0; }

@media (max-width: 900px) {
  .hero { padding-top: 48px; }
  .hero-content { grid-template-columns: 1fr; gap: 32px; }
  .spec-strip { grid-template-columns: repeat(2, 1fr); margin-top: 40px; }
  .spec-strip div:nth-child(2) { border-right: 0; }
  .spec-strip div:nth-child(-n+2) { border-bottom: 1px solid #3A3631; }
}

/* =========================================================
   Secciones
   ========================================================= */
.section { padding: 84px 0; }
.section-alt { background: var(--color-paper); }
.section-dark { background: var(--color-char); color: var(--color-white); }
.section-dark .label { color: var(--color-flame); }
.section-title { max-width: 44em; margin-bottom: 44px; }
.section-title p { color: var(--color-ash); font-size: 1.08rem; margin: 0; }
.section-dark .section-title p { color: #CFC7BB; }

@media (max-width: 700px) {
  .section { padding: 60px 0; }
}

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

.card {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.card p { color: var(--color-ash); }
.card p:last-child { margin-bottom: 0; }
.card .num {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--color-ember);
  margin-bottom: 10px;
}

/* Tarjeta de producto con imagen */
.card-media { padding: 0; overflow: hidden; }
.card-media img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.card-media .card-body { padding: 22px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.card-media .card-body p { flex: 1; }
.card-link {
  font-weight: 700;
  text-decoration: none;
  font-size: .95rem;
}
.card-link::after { content: " →"; }

/* Dos caminos: marca propia vs. Old West */
.path-card {
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
}
.path-card ul { padding-left: 1.1em; margin: 0 0 28px; }
.path-card li { margin-bottom: .4em; }
.path-card .btn { align-self: flex-start; margin-top: auto; }
.path-private { background: var(--color-char); color: var(--color-white); }
.path-private .label { color: var(--color-flame); }
.path-private li { color: #E8E2D8; }
.path-oldwest {
  background: var(--color-kraft);
  display: grid;
  grid-template-columns: 1fr 150px;
  gap: 24px;
}
.path-oldwest .path-text { display: flex; flex-direction: column; }
.path-oldwest img { align-self: center; mix-blend-mode: multiply; }
.path-oldwest .label { color: #7A3A12; }

@media (max-width: 900px) {
  .card-grid, .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .card-grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .card-grid, .card-grid-4 { grid-template-columns: 1fr; }
  .path-card { padding: 28px; }
  .path-oldwest { grid-template-columns: 1fr 100px; }
}

/* =========================================================
   Pasos numerados — línea de tiempo vertical
   ========================================================= */
.process-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 56px;
}
.process-grid li {
  counter-increment: step;
  position: relative;
  padding: 0 0 34px 68px;
}
.process-grid li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0; top: 0;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--color-char);
  color: var(--color-flame);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-grid li::after {
  content: "";
  position: absolute;
  left: 22px; top: 50px; bottom: 6px;
  width: 2px;
  background: var(--color-line);
}
.process-grid h3 { font-size: 1.3rem; margin-bottom: .3em; padding-top: 8px; }
.process-grid p { color: var(--color-ash); margin: 0; }
.process-grid .fact {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: .78rem;
  background: var(--color-kraft);
  color: var(--color-char);
  padding: 3px 8px;
  border-radius: 3px;
}

@media (max-width: 800px) {
  .process-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   Comparación
   ========================================================= */
.compare-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.compare-card {
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--color-line);
  background: var(--color-white);
}
.compare-card.ours { border: 2px solid var(--color-char); }
.compare-card ul { list-style: none; margin: 0; padding: 0; }
.compare-card li { padding: 10px 0 10px 34px; position: relative; border-top: 1px solid var(--color-line); }
.compare-card li:first-child { border-top: 0; }
.compare-card li::before {
  position: absolute; left: 0; top: 10px;
  width: 22px; height: 22px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700; color: var(--color-white);
}
.compare-card.ours li::before { content: "✓"; background: var(--color-ok); }
.compare-card.theirs li::before { content: "✕"; background: var(--color-no); }
.compare-card.theirs { color: var(--color-ash); }

@media (max-width: 700px) {
  .compare-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   Insignia de procedencia
   ========================================================= */
.badge-origin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  border-radius: 40px;
  padding: 5px 12px;
}

/* =========================================================
   Recuadro de aviso neutro
   ========================================================= */
.notice-box {
  background: var(--color-paper);
  border-left: 4px solid var(--color-kraft);
  padding: 18px 22px;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--color-ash);
  font-size: .95rem;
}

/* =========================================================
   Contacto
   ========================================================= */
.contact-band { text-align: center; }
.contact-band .section-title { margin-left: auto; margin-right: auto; }
.contact-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}
.contact-options .btn { min-width: 230px; }
.contact-note {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: #A9A096;
  margin-top: 22px;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  background: #141210;
  color: #BDB4A7;
  padding: 64px 0 28px;
  font-size: .93rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
}
.site-footer h4 {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 14px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #BDB4A7; text-decoration: none; }
.site-footer a:hover { color: var(--color-flame); }
.footer-brand p { max-width: 22em; }
.footer-bottom {
  border-top: 1px solid #2E2A26;
  margin-top: 44px;
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: .82rem;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* Ajustes de tarjetas en contexto */
.section-dark .card { background: var(--color-char-2); border-color: #3A3631; }
.section-dark .card p { color: #CFC7BB; }
a.card { text-decoration: none; color: inherit; transition: border-color .15s, transform .15s; }
a.card:hover { border-color: var(--color-ember); transform: translateY(-2px); }
a.card:hover .card-link { color: var(--color-ember-dark); }
.card-link { color: var(--color-ember); }
.section-more { margin-top: 28px; }

/* =========================================================
   Páginas interiores
   ========================================================= */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .05em;
  color: #A9A096;
  margin-bottom: 14px;
}
.breadcrumb a { color: #A9A096; text-decoration: none; }
.breadcrumb a:hover { color: var(--color-flame); }
.hero-sm h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }

/* Texto + imagen lado a lado */
.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.split + .split { margin-top: 72px; }
.split-reverse .split-media { order: -1; }
.split-media img { width: 100%; border-radius: var(--radius); }
.split-media figcaption {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--color-ash);
  margin-top: 8px;
}
.split-media .img-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 28px; }
  .split-reverse .split-media { order: 0; }
}

.prose { max-width: 44em; }
.prose h2 { margin-top: 1.4em; }
.prose h2:first-child { margin-top: 0; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: .4em; }

/* Lista con palomitas */
.check-list { list-style: none; margin: 0 0 1.2em; padding: 0; }
.check-list li { position: relative; padding: 6px 0 6px 32px; }
.check-list li::before {
  content: "✓";
  position: absolute; left: 0; top: 8px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--color-ok); color: var(--color-white);
  font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* Fila de insignias */
.badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 1.4em; }
.badge-origin { color: var(--color-char); }
.section-dark .badge-origin, .hero-sm .badge-origin { color: var(--color-kraft); }

/* Video de YouTube responsivo */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: #000;
}
.video-wrapper iframe {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%; border: 0;
}

/* Tarjetas de contacto */
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
}
.contact-card .icon {
  width: 52px; height: 52px; margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--color-char);
  display: flex; align-items: center; justify-content: center;
}
.contact-card .icon svg { width: 24px; height: 24px; fill: var(--color-flame); }
.contact-card p { color: var(--color-ash); font-size: .95rem; }
.contact-card .btn { margin-top: 6px; word-break: break-all; }
@media (max-width: 860px) { .contact-cards { grid-template-columns: 1fr; } }

/* Mapa del sitio */
.sitemap-grid .card ul { list-style: none; margin: 0; padding: 0; }
.sitemap-grid .card li { padding: 6px 0; border-top: 1px solid var(--color-line); }
.sitemap-grid .card li:first-child { border-top: 0; }
.sitemap-grid .card a { text-decoration: none; font-weight: 600; }

/* Páginas legales */
.legal h2 { font-size: 1.6rem; margin-top: 1.6em; }
.legal .updated { font-family: var(--font-mono); font-size: .8rem; color: var(--color-ash); margin-top: 2.5em; }

/* Old West en móvil: imagen arriba */
@media (max-width: 600px) {
  .path-oldwest { grid-template-columns: 1fr; }
  .path-oldwest img { order: -1; width: 110px; justify-self: start; }
}
.hero-sm .badge-row { margin: 20px 0 0; }
.photo-pair img { width: 100%; border-radius: var(--radius); }

/* Logo en el footer (badge) */
.footer-logo { display: inline-block; margin-bottom: 16px; }
.footer-logo img { width: var(--logo-footer-width); height: auto; }

/* =========================================================
   FAQ — acordeón sin JavaScript
   ========================================================= */
.faq { max-width: 52em; }
.faq-cat { font-size: 1.6rem; margin: 1.6em 0 .6em; }
.faq-cat:first-child { margin-top: 0; }
.faq-list { border-top: 1px solid var(--color-line); }
.faq-list details { border-bottom: 1px solid var(--color-line); }
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 40px 18px 0;
  font-weight: 700;
  position: relative;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  position: absolute; right: 6px; top: 14px;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--color-ember);
}
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { color: var(--color-ash); margin: 0 0 18px; }