/* Web de presentación de Fogueres360: los colores de la marca, como el panel y la app. */
:root {
  --primary: #ff6b00;
  --primary-dark: #c2410c;
  --dark: #1f2937;
  --bg: #f8fafc;
  --surface: #fff;
  --border: #e5e7eb;
  --muted: #6b7280;
  --tint: #fff4ec;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--dark);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-dark); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(36px, 5.4vw, 60px); font-weight: 800; }
h1 span { color: var(--primary); }
h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; max-width: 760px; }
h3 { font-size: 19px; font-weight: 700; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.center { text-align: center; }
.kicker { color: var(--primary); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; font-size: 13px; margin: 0 0 10px; }
.lead { font-size: 19px; color: #374151; max-width: 620px; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--primary); color: #fff; text-decoration: none; font-weight: 600;
  padding: 9px 16px; border-radius: 10px; border: 2px solid var(--primary);
  white-space: nowrap; transition: background .15s, transform .15s;
}
.btn:hover { background: #e85f00; border-color: #e85f00; transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--dark); border-color: var(--border); }
.btn.ghost:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn.big { padding: 13px 22px; font-size: 17px; }

/* Cabecera */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(248, 250, 252, .9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.nav-in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--dark); text-decoration: none; }
.brand img { border-radius: 8px; }
.links { display: flex; gap: 22px; margin-left: 12px; }
.links a { color: #374151; text-decoration: none; font-weight: 500; font-size: 15px; }
.links a:hover { color: var(--primary-dark); }
.nav-cta { display: flex; gap: 8px; margin-left: auto; }

/* Portada */
.hero { padding: 64px 0 40px; background: radial-gradient(1200px 500px at 85% -10%, #ffe2cc 0, transparent 60%); }
.hero-in { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.hero-text .lead { margin: 20px 0 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.hero-art { position: relative; padding-bottom: 40px; }
.shot { border-radius: 14px; box-shadow: 0 30px 60px -20px rgba(31, 41, 55, .35), 0 0 0 1px rgba(31, 41, 55, .06); }
.shot.phone { position: absolute; width: 30%; right: -10px; bottom: 0; border-radius: 26px; border: 6px solid #111827; }

.strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--surface); }
.strip-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-top: 22px; padding-bottom: 22px; }
.strip strong { display: block; font-size: 16px; }
.strip span { color: var(--muted); font-size: 14px; }

/* Secciones */
.section { padding: 84px 0; }
.section.alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 { margin-bottom: 32px; }

.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.tabs button {
  font: inherit; font-size: 15px; font-weight: 600; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: #374151;
  padding: 7px 16px; border-radius: 999px;
}
.tabs button[aria-selected="true"] { background: var(--tint); border-color: var(--primary); color: var(--primary-dark); }
.browser { border-radius: 14px; overflow: hidden; background: var(--surface); box-shadow: 0 30px 60px -25px rgba(31, 41, 55, .3), 0 0 0 1px rgba(31, 41, 55, .08); }
.browser-bar { display: flex; gap: 7px; padding: 11px 14px; background: #f1f5f9; border-bottom: 1px solid var(--border); }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: #cbd5e1; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
.grid.three { grid-template-columns: repeat(4, 1fr); margin-top: 0; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 22px; }
.section.alt .feature { background: var(--bg); }
.feature p { margin: 8px 0 0; color: #4b5563; font-size: 15.5px; }
.note { margin-top: 26px; color: var(--muted); }

/* App */
.app-in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.app-text .lead { margin: 0 0 18px; }
.checks { list-style: none; padding: 0; margin: 0 0 22px; }
.checks li { position: relative; padding-left: 30px; margin: 10px 0; }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 0; color: #fff; background: var(--primary); width: 20px; height: 20px; border-radius: 50%; font-size: 12px; font-weight: 800; display: grid; place-items: center; margin-top: 4px; }
.soon { display: inline-block; background: var(--tint); color: var(--primary-dark); font-weight: 700; padding: 8px 14px; border-radius: 10px; }
.phones { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: start; }
.phones img { border-radius: 20px; border: 5px solid #111827; box-shadow: 0 20px 40px -18px rgba(31, 41, 55, .45); }
.phones img:nth-child(even) { margin-top: 40px; }

/* Pasos */
.steps { list-style: none; counter-reset: paso; padding: 0; margin: 0 0 36px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li { counter-increment: paso; background: var(--bg); border: 1px solid var(--border); border-radius: 14px; padding: 24px; }
.steps li::before { content: counter(paso); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 800; margin-bottom: 12px; }
.steps strong { display: block; font-size: 18px; }
.steps span { color: #4b5563; font-size: 15.5px; }

/* Preguntas */
details { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--primary); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { margin: 10px 0 0; color: #4b5563; }

/* Pie */
.foot { padding: 40px 0; border-top: 1px solid var(--border); }
.foot-in { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: flex-start; }
.foot-links { display: flex; flex-direction: column; gap: 6px; }
.foot-links a { color: #374151; text-decoration: none; font-size: 15px; }
.foot-links a:hover { color: var(--primary-dark); }

/* Tablet */
@media (max-width: 980px) {
  .links { display: none; }
  .hero-in, .app-in { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid.three { grid-template-columns: repeat(2, 1fr); }
  .strip-in { grid-template-columns: repeat(2, 1fr); }
}
/* Móvil */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .nav-cta .ghost { display: none; }
  .nav-cta .btn { padding: 8px 12px; font-size: 15px; }
  .hero { padding-top: 36px; }
  .grid, .grid.three, .steps { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .phones { grid-template-columns: repeat(2, 1fr); }
  .phones img:nth-child(even) { margin-top: 24px; }
  .shot.phone { width: 34%; right: 0; }
}