/* MCARTUR — página pública /about/ · diseño «Oscuro premium» (paleta oficial de marca)
   Fondos #080D12 / #111D24 · tarjetas #143039 · bordes #304750
   Acentos: azul #167EB2 · turquesa #20BFC7 · esmeralda #28E0A7 · lima #B8E873
   Textos: #EFF7F7 / #91A6AD */
:root {
  --bg: #080D12;
  --bg-2: #111D24;
  --surface: #143039;
  --surface-alt: #0F222A;
  --text: #EFF7F7;
  --muted: #91A6AD;
  --border: #304750;
  --blue: #167EB2;
  --turq: #20BFC7;
  --emerald: #28E0A7;
  --lime: #B8E873;
  --primary: #20BFC7;
  --primary-dark: #167EB2;
  --on-primary: #04212A;
  --accent: #28E0A7;
  --grad: linear-gradient(115deg, #167EB2 0%, #20BFC7 44%, #28E0A7 75%, #B8E873 100%);
  --grad-btn: linear-gradient(115deg, #20BFC7, #28E0A7);
  --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 88% 0%, rgba(32, 191, 199, 0.12), transparent 40%),
    radial-gradient(circle at 0% 55%, rgba(22, 126, 178, 0.14), transparent 45%),
    linear-gradient(180deg, #080D12 0%, #0A141A 55%, #0C1920 100%);
  background-attachment: fixed;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
}
a { color: var(--turq); }
img { max-width: 100%; display: block; }
.wrap { width: min(1080px, 100% - 32px); margin-inline: auto; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: var(--emerald); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(8, 13, 18, 0.86); backdrop-filter: blur(10px); border-bottom: 1px solid #22343C; }
.site-header .wrap { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; }
.brand img { width: 36px; height: 36px; border-radius: 10px; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: 15px; transition: color 0.2s ease; }
.nav a:hover { color: var(--text); }
.nav a.btn, .nav a.btn:hover { color: var(--on-primary); }
.lang { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.lang button { background: transparent; color: var(--muted); border: 0; padding: 6px 12px; font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--turq); color: var(--on-primary); }

/* Buttons */
.btn { display: inline-block; padding: 12px 24px; border-radius: 14px; background: var(--grad-btn); color: var(--on-primary); font-weight: 800; text-decoration: none; border: 1px solid transparent; box-shadow: 0 8px 22px rgba(32, 191, 199, 0.25); transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease; }
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 12px 28px rgba(40, 224, 167, 0.28); }
.btn--ghost { background: rgba(255, 255, 255, 0.04); color: var(--text); border-color: var(--border); box-shadow: none; }
.btn--ghost:hover { background: rgba(32, 191, 199, 0.1); border-color: var(--turq); box-shadow: none; filter: none; }
.btn--lg { padding: 15px 30px; font-size: 17px; }

/* Hero */
.hero { padding: 72px 0 40px; text-align: center; }
.eyebrow { display: inline-block; padding: 5px 14px; border-radius: 999px; font-size: 13px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--emerald); background: rgba(40, 224, 167, 0.1); border: 1px solid rgba(40, 224, 167, 0.4); margin-bottom: 18px; }
.hero h1 { font-size: clamp(32px, 5.4vw, 56px); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 18px; }
.hero p.lead { color: var(--muted); font-size: clamp(17px, 2.2vw, 20px); max-width: 740px; margin: 0 auto 30px; }
.hero .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; padding: 0; margin: 26px 0 0; }
.chips li { padding: 7px 14px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--text); background: rgba(255, 255, 255, 0.045); border: 1px solid var(--border); }
.chips li::before { content: "\2713"; color: var(--emerald); font-weight: 800; margin-right: 8px; }
.video-box { margin: 44px auto 0; max-width: 960px; padding: 3px; border-radius: 24px; background: var(--grad); box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5), 0 0 40px rgba(32, 191, 199, 0.18); }
.video-box video { width: 100%; display: block; aspect-ratio: 16 / 9; background: #000; border-radius: 21px; }
.video-note { color: var(--muted); font-size: 14px; margin-top: 12px; }

/* Sections */
section { padding: 60px 0; }
section h2 { font-size: clamp(25px, 3.6vw, 36px); letter-spacing: -0.01em; margin: 0 0 8px; text-align: center; }
section .sub { color: var(--muted); text-align: center; max-width: 740px; margin: 0 auto 34px; }
.grid { display: grid; gap: 16px; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  --c: 32, 191, 199;
  background: radial-gradient(120% 90% at 0% 0%, rgba(var(--c), 0.12), transparent 62%), linear-gradient(160deg, #163640 0%, #143039 55%, #122A33 100%);
  border: 1px solid color-mix(in srgb, rgb(var(--c)) 38%, #304750);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.grid .card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, rgb(var(--c)) 65%, #304750); }
.grid .card:nth-child(5n+1) { --c: 32, 191, 199; }
.grid .card:nth-child(5n+2) { --c: 40, 224, 167; }
.grid .card:nth-child(5n+3) { --c: 96, 170, 225; }
.grid .card:nth-child(5n+4) { --c: 184, 232, 115; }
.grid .card:nth-child(5n+5) { --c: 255, 138, 122; }
.card h3 { margin: 0 0 6px; font-size: 18px; color: var(--text); }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .num { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--grad-btn); color: var(--on-primary); font-weight: 800; margin-bottom: 10px; }
.tag-new { display: inline-block; margin-left: 8px; padding: 2px 9px; border-radius: 999px; font-size: 11px; font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase; vertical-align: middle; background: var(--lime); color: #17260A; }

/* Spotlight: reporte visual */
.spot { display: grid; gap: 28px; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 900px) { .spot { grid-template-columns: 5fr 6fr; } }
.spot h2, .spot .sub { text-align: left; margin-left: 0; }
.spot ul { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 12px; }
.spot li { position: relative; padding: 4px 0 4px 34px; color: var(--text); }
.spot li::before { content: "\2713"; position: absolute; left: 0; top: 4px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 800; background: rgba(40, 224, 167, 0.16); color: var(--emerald); }
.spot li span { color: var(--muted); }
.spot .stack { display: grid; gap: 16px; }

/* Screenshots */
.shots { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.shot { margin: 0; background: linear-gradient(160deg, #163640, #122A33); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4); transition: transform 0.2s ease, border-color 0.2s ease; }
.shot:hover { transform: translateY(-3px); border-color: var(--turq); }
.shot .frame { aspect-ratio: 16 / 9; overflow: hidden; background: var(--surface-alt); }
.shot .frame img { width: 100%; max-width: none; height: auto; display: block; }
.shot figcaption { padding: 14px 18px 16px; }
.shot figcaption strong { display: block; }
.shot figcaption span { color: var(--muted); font-size: 14px; }

/* Teléfonos */
.phones { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); max-width: 860px; margin: 0 auto; }
.phone { margin: 0; text-align: center; }
.phone .device { border-radius: 34px; border: 2px solid var(--border); overflow: hidden; background: var(--bg); box-shadow: 0 18px 44px rgba(0, 0, 0, 0.55), 0 0 30px rgba(32, 191, 199, 0.12); aspect-ratio: 390 / 700; }
.phone .device img { width: 100%; height: auto; max-width: none; }
.phone figcaption { margin-top: 12px; color: var(--muted); font-size: 14px; }

/* Pricing */
.plans { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); max-width: 900px; margin: 0 auto; align-items: stretch; }
.price-card { max-width: 480px; margin: 0 auto; text-align: center; position: relative; }
.plans .price-card { width: 100%; max-width: none; margin: 0; display: flex; flex-direction: column; }
.plans .price-card ul { flex: 1; }
.price-card--best { border: 2px solid transparent; background: linear-gradient(#143039, #122A33) padding-box, var(--grad) border-box; box-shadow: 0 14px 40px rgba(40, 224, 167, 0.18); }
.price-card .ribbon { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--lime); color: #17260A; font-weight: 800; font-size: 14px; letter-spacing: .02em; padding: 5px 16px; border-radius: 999px; white-space: nowrap; }
.price-card .amount { font-size: 46px; font-weight: 800; margin: 8px 0; letter-spacing: -0.02em; }
.price-card .amount small { font-size: 18px; color: var(--muted); font-weight: 500; }
.price-card ul { list-style: none; padding: 0; margin: 18px 0; text-align: left; }
.price-card li { padding: 6px 0 6px 28px; position: relative; color: var(--muted); }
.price-card li::before { content: "\2713"; position: absolute; left: 0; color: var(--emerald); font-weight: 800; }

/* FAQ */
details { background: linear-gradient(160deg, #163640, #122A33); border: 1px solid var(--border); border-radius: 16px; padding: 14px 20px; margin: 10px auto; max-width: 820px; transition: border-color 0.2s ease; }
details[open], details:hover { border-color: rgba(32, 191, 199, 0.6); }
summary { cursor: pointer; font-weight: 700; }
details p { color: var(--muted); margin: 10px 0 0; }

/* CTA final */
.final-cta { text-align: center; padding: 56px 0 24px; }
.final-cta .box { padding: 38px 22px; border-radius: 28px; border: 1px solid rgba(40, 224, 167, 0.45); background: radial-gradient(90% 140% at 100% 100%, rgba(40, 224, 167, 0.2), transparent 60%), linear-gradient(135deg, #12414B, #0F2D38 60%, #0C2431); }
.final-cta h2 { margin-bottom: 10px; }
.final-cta p { color: var(--muted); margin: 0 auto 22px; max-width: 620px; }

/* Footer */
.site-footer { border-top: 1px solid #22343C; padding: 32px 0; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.disclaimer { max-width: 820px; margin: 0 auto; text-align: center; color: var(--muted); font-size: 14px; padding: 0 16px 24px; }

/* Legal pages */
.legal { padding: 48px 0; max-width: 820px; }
.legal h1 { font-size: 34px; margin: 0 0 6px; letter-spacing: -0.01em; }
.legal h2 { text-align: left; font-size: 22px; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--muted); }
.legal .updated { color: var(--muted); font-size: 14px; }

@media (max-width: 900px) {
  .nav a.hide-sm { display: none; }
}
@media (max-width: 560px) {
  .site-header .wrap { min-height: 56px; gap: 8px; }
  .brand span { font-size: 14px; }
  .brand img { width: 30px; height: 30px; }
  .nav { gap: 8px; flex-wrap: nowrap; }
  .nav .btn { padding: 8px 10px; font-size: 13px; white-space: nowrap; }
  .lang button { padding: 5px 9px; }
  .hero { padding-top: 40px; }
  .card { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .card, .shot { transition: none; }
}