:root {
  --ink-950: #0a0a0a;
  --ink-900: #121212;
  --ink-800: #1c1c1c;
  --ink-700: #2a2a2a;
  --bone-050: #faf8f5;
  --bone-100: #f0ece5;
  --text-muted: #a3a09a;
  --text-faint: #6e6b66;
  --accent: #ff5a1f;
  --accent-hover: #ff7440;
  --accent-ink: #150900;
  --border: rgba(255, 255, 255, 0.1);
  --radius-lg: 14px;
  --radius-pill: 999px;
  --font-display: 'Archivo Black', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink-950);
  color: var(--bone-050);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

/* ── Announcement bar ── */
.announcement {
  background: var(--accent);
  color: var(--accent-ink);
  text-align: center;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.announcement p { margin: 0; }

/* ── Nav ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.05em;
}
.nav__logo-sub { color: var(--text-faint); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.btn:active { transform: scale(0.97); }
.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 8px 24px -8px rgba(255, 90, 31, 0.6);
}
.btn--primary:hover { background: var(--accent-hover); }
.btn--sm { height: 38px; padding: 0 18px; font-size: 13px; }
.btn--lg { height: 54px; padding: 0 28px; font-size: 16px; }

/* ── Layout helpers ── */
.section { padding: 96px 24px; }
.section__inner { max-width: 1160px; margin: 0 auto; }
.section__inner--narrow { max-width: 720px; }
.section__title {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.15;
  margin: 12px 0 48px;
  max-width: 20ch;
}
.section__title--center { text-align: center; margin-left: auto; margin-right: auto; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow--center { display: block; text-align: center; }

/* ── Hero ── */
.hero { padding: 72px 24px 96px; }
.hero__inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.hero__title {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: clamp(34px, 5.5vw, 60px);
  line-height: 1.08;
  margin: 16px 0 20px;
}
.hero__title .highlight { color: var(--accent); }
.hero__subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 52ch;
  margin: 0 0 36px;
}

/* ── Lead form ── */
.lead-form__row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.lead-form__input {
  flex: 1 1 240px;
  height: 54px;
  padding: 0 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  background: var(--ink-800);
  color: var(--bone-050);
  font-size: 15px;
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.lead-form__input::placeholder { color: var(--text-faint); }
.lead-form__input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 90, 31, 0.25);
}
.lead-form__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  margin: 14px 0 0;
}

.lead-success[hidden] { display: none; }
.lead-success {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 22px;
  background: var(--ink-800);
  border: 1px solid rgba(255, 90, 31, 0.35);
  border-radius: var(--radius-lg);
  max-width: 520px;
}
.lead-success__check {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 800;
  flex-shrink: 0;
}
.lead-success p { margin: 4px 0 0; color: var(--text-muted); font-size: 14px; }

/* ── Hero visual ── */
.hero__visual { display: flex; justify-content: center; }
.hero__machine-img {
  width: 100%;
  max-width: 380px;
  height: auto;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8);
}

/* ── Video demo ── */
.demo { border-top: 1px solid var(--border); background: var(--ink-900); }
.demo-video {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8);
}
.demo-video video {
  display: block;
  width: 100%;
  height: auto;
  background: var(--ink-950);
}

/* ── Cómo funciona ── */
.how { border-top: 1px solid var(--border); background: var(--ink-900); }
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 14px;
}
.step h3 { font-size: 18px; margin: 0 0 10px; }
.step p { color: var(--text-muted); font-size: 14px; margin: 0; }

/* ── Value cards ── */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.value-card {
  padding: 32px 28px;
  background: var(--ink-900);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.value-card__icon { font-size: 28px; display: block; margin-bottom: 16px; }
.value-card h3 { font-size: 17px; margin: 0 0 10px; }
.value-card p { color: var(--text-muted); font-size: 14px; margin: 0; }

/* ── Use cases ── */
.usecases { border-top: 1px solid var(--border); background: var(--ink-900); }
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.usecase-card {
  padding: 28px;
  background: var(--ink-950);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.usecase-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.usecase-card p { margin: 0; color: var(--text-muted); font-size: 14px; }

/* ── Canal pago ── */
.channel { border-top: 1px solid var(--border); }
.channel-card {
  background: linear-gradient(180deg, var(--ink-900), var(--ink-950));
  border: 1px solid rgba(255, 90, 31, 0.35);
  border-radius: 24px;
  padding: 48px;
  text-align: center;
}
.channel-card__title {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: clamp(24px, 3.5vw, 34px);
  margin: 14px 0 16px;
}
.channel-card__subtitle {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 52ch;
  margin: 0 auto 32px;
}
.channel-card__list {
  list-style: none;
  padding: 0;
  margin: 0 auto 36px;
  max-width: 460px;
  display: grid;
  gap: 12px;
  text-align: left;
}
.channel-card__list li {
  position: relative;
  padding-left: 26px;
  font-size: 14px;
  color: var(--bone-100);
}
.channel-card__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.channel-card__price { margin-bottom: 28px; }
.channel-card__amount {
  font-family: var(--font-display);
  font-size: 44px;
  color: var(--accent);
}
.channel-card__amount-note {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 4px;
}
.channel-card__cta { min-width: 280px; }
.channel-card__followup {
  font-size: 13px;
  color: var(--text-muted);
  margin: 20px 0 0;
}
.channel-card__followup a { color: var(--accent); text-decoration: underline; }
.channel-card__legal {
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.6;
  color: var(--text-faint);
  max-width: 52ch;
  margin: 24px auto 0;
}

/* ── FAQ ── */
.accordion { display: grid; gap: 12px; }
.accordion__item {
  background: var(--ink-900);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
}
.accordion__item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 15px;
  list-style: none;
}
.accordion__item summary::-webkit-details-marker { display: none; }
.accordion__item summary::after {
  content: "+";
  float: right;
  color: var(--accent);
  font-size: 18px;
}
.accordion__item[open] summary::after { content: "−"; }
.accordion__item p { color: var(--text-muted); font-size: 14px; margin: 14px 0 0; }

/* ── CTA final ── */
.cta-final {
  border-top: 1px solid var(--border);
  background: radial-gradient(ellipse at top, rgba(255, 90, 31, 0.12), transparent 60%);
  text-align: center;
}
.cta-final__inner { display: flex; flex-direction: column; align-items: center; }
.cta-final__title {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: clamp(28px, 4.5vw, 44px);
  margin: 0 0 16px;
}
.cta-final__subtitle { color: var(--text-muted); font-size: 16px; margin: 0 0 32px; max-width: 46ch; }
.lead-form--final { width: 100%; max-width: 480px; }
.lead-form--final .lead-form__row { flex-direction: column; }
.lead-form--final .lead-form__input,
.lead-form--final .btn { width: 100%; flex: 0 0 auto; }
.lead-form--final .lead-form__hint { text-align: center; }

/* ── Footer ── */
.footer { border-top: 1px solid var(--border); padding: 32px 24px; }
.footer__inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer a:hover { color: var(--accent); }

/* ── WhatsApp float ── */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #0a0a0a;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 28px -8px rgba(37, 211, 102, 0.6);
  z-index: 60;
  transition: transform 0.15s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ── Responsive ── */
@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; }
  .steps, .value-grid, .usecase-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 20px; }
  /* Deja aire para que el botón flotante de WhatsApp no tape el copyright/Instagram al llegar al final */
  .footer { padding-bottom: 96px; }
}

@media (max-width: 480px) {
  .whatsapp-float { width: 48px; height: 48px; bottom: 16px; right: 16px; }
}