/* ============================================================
   Lista de acceso — sistema visual compartido (A / B / C)
   Editorial · alto contraste · acento ámbar quemado
   ============================================================ */

:root {
  /* Color */
  --bg:        #0b0a08;            /* negro cálido casi puro */
  --bg-2:      #131110;            /* superficie levemente elevada */
  --ink:       #f3efe6;           /* blanco cálido */
  --ink-2:     #b8b1a3;           /* gris cálido para body */
  --muted:     #847c6e;           /* metadata / fuentes */
  --line:      rgba(243, 239, 230, 0.13);
  --line-soft: rgba(243, 239, 230, 0.07);

  /* Un único acento cálido — ámbar quemado.
     Cambiá SOLO esta variable para virar a naranja u oliva. */
  --accent:    oklch(0.74 0.158 62);     /* ámbar quemado */
  --accent-dim:oklch(0.74 0.158 62 / 0.16);
  --accent-ink:#150d05;                  /* texto sobre el acento */

  /* Tipografía */
  --sans: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  /* Ritmo */
  --wrap: 680px;
  --pad: 22px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: var(--accent-ink); }

a { color: inherit; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* shared small label */
.kicker {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

/* ============================================================
   Masthead
   ============================================================ */
.masthead {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in oklab, var(--bg) 86%, transparent);
  backdrop-filter: blur(8px);
}
.masthead__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 52px;
}
.mast-mark {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
}
.mast-mark b { margin-right: 2px; }
.mast-mark b { color: var(--accent); font-weight: 500; }
.mast-meta {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ============================================================
   Hero
   ============================================================ */
.hero { padding-top: 54px; padding-bottom: 64px; }
.hero .kicker { margin-bottom: 26px; }

.hero__title {
  font-weight: 900;
  font-size: clamp(2.45rem, 9vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0 0 24px;
  text-wrap: balance;
}
.hero__title .soft { color: var(--ink-2); }

.hero__sub {
  font-size: clamp(1.08rem, 4.4vw, 1.32rem);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 34ch;
  margin: 0 0 38px;
  font-weight: 400;
}

/* Stat — pull quote */
.stat {
  margin: 0 0 40px;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--accent);
}
.stat p {
  margin: 0;
  font-size: clamp(1.18rem, 5vw, 1.7rem);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.stat .em { color: var(--accent); }

/* ============================================================
   Capture form (inyectado por JS)
   ============================================================ */
.capture { margin-top: 8px; }
.form__fields {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
}
.form input {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  padding: 15px 16px;
  border-radius: 0;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.form input::placeholder { color: var(--muted); }
.form input:focus {
  outline: none;
  border-color: var(--accent);
  background: #16140f;
}
.form button {
  width: 100%;
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  font-family: var(--sans);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  padding: 16px 20px;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.05s ease;
}
.form button:hover { filter: brightness(1.08); }
.form button:active { transform: translateY(1px); }
.form__note {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 12px 0 0;
  line-height: 1.5;
}

/* success state */
.capture--done {
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 22px 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.capture--done .tick {
  flex: none;
  width: 22px; height: 22px;
  border: 2px solid var(--accent);
  color: var(--accent);
  display: grid; place-items: center;
  font-size: 0.8rem; font-weight: 800;
  margin-top: 2px;
}
.capture--done strong { display: block; font-weight: 800; font-size: 1.05rem; margin-bottom: 3px; }
.capture--done span { color: var(--ink-2); font-size: 0.95rem; line-height: 1.5; }

/* ============================================================
   WhatsApp button (secundario)
   ============================================================ */
.wa {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  margin-top: 14px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.wa:hover { border-color: var(--accent); background: var(--accent-dim); }
.wa .wa__tag {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 3px;
}
.wa .wa__txt { display: block; }
.wa .wa__arrow { flex: none; color: var(--accent); font-size: 1.1rem; line-height: 1; }

/* ============================================================
   Evidence
   ============================================================ */
.evidence { padding-block: 12px 8px; }
.ev {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 44px 0;
  border-top: 1px solid var(--line);
}
.ev__num {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 500;
}
.ev__title {
  font-weight: 800;
  font-size: clamp(1.65rem, 6.4vw, 2.3rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}
.ev__body {
  font-size: 1.06rem;
  line-height: 1.62;
  color: var(--ink-2);
  margin: 4px 0 0;
}
.ev__body b { color: var(--ink); font-weight: 600; }
.ev__source {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 10px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
  text-transform: none;
}

/* ============================================================
   Intermediate CTA
   ============================================================ */
.midcta {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
  padding: 44px 0;
}
.midcta__title {
  font-weight: 800;
  font-size: clamp(1.4rem, 5.4vw, 1.85rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 24px;
  text-wrap: balance;
}

/* ============================================================
   Final CTA
   ============================================================ */
.final { padding-block: 70px 40px; }
.final .kicker { margin-bottom: 22px; }
.final__title {
  font-weight: 900;
  font-size: clamp(2rem, 7.5vw, 3.2rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  text-wrap: balance;
}
.final__desc {
  font-size: clamp(1.04rem, 4.2vw, 1.18rem);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 38ch;
  margin: 0 0 36px;
}
.attribution {
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--muted);
  margin: 36px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

/* ============================================================
   Footer
   ============================================================ */
.foot {
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
}
.foot .wrap {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.foot p {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

/* ============================================================
   Reveal (mínimo, respeta reduce-motion)
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.55s ease, transform 0.55s ease; }
  .reveal.in { opacity: 1; transform: none; }
}

/* ============================================================
   Desktop / tablet
   ============================================================ */
@media (min-width: 720px) {
  body { font-size: 18px; }
  .hero { padding-top: 76px; padding-bottom: 90px; }
  .form__fields { grid-template-columns: 1.4fr 1fr; }
  .form button { width: auto; min-width: 240px; }

  .ev {
    grid-template-columns: 72px 1fr;
    column-gap: 28px;
    padding: 56px 0;
  }
  .ev__num { padding-top: 7px; }
  .ev__head { grid-column: 2; }
  .ev__source { max-width: 60ch; }

  .midcta .form button { min-width: 220px; }
}