/* ITAutomation — sitio institucional
   Diseño "dark-first" comprometido: sin variante clara — el control-room
   es la identidad de la marca, no una preferencia de sistema a respetar. */

:root {
  --ink:          #08090D;
  --ink-raised:   #12151E;
  --ink-line:     rgba(231, 233, 238, 0.10);
  --text:         #E7E9EE;
  --text-dim:     #8D96AA;
  --accent:       #FF6A3D;
  --accent-ink:   #2A0D02;
  --accent-2:     #2FC7AE;
  --accent-2-ink: #06231E;
  --shadow:       0 24px 60px -24px rgba(0,0,0,0.7);
  --mono: ui-monospace, "SFMono-Regular", "Roboto Mono", Consolas, Menlo, monospace;
  --sans: -apple-system, "Segoe UI", system-ui, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  margin: 0 0 14px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent-2);
  display: inline-block;
  transform: translateY(-4px);
}

h1, h2, h3 { font-family: var(--sans); font-weight: 800; letter-spacing: -0.02em; text-wrap: balance; margin: 0; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1.12; }
h3 { font-size: 1.1rem; letter-spacing: -0.01em; }
p { margin: 0; }
.lede { font-size: 1.1rem; color: var(--text-dim); max-width: 62ch; }

section { padding: 108px 0; border-top: 1px solid var(--ink-line); }
section:first-of-type { border-top: none; }

/* ============ Bitácora spine — el hilo visual que corre por toda la
   página: cada sección "loguea" una entrada, como un sistema real. ============ */
.log-row { position: relative; padding-left: 26px; }
.log-row::before {
  content: "";
  position: absolute;
  left: 0; top: 6px; bottom: -60px;
  width: 1px;
  background: var(--ink-line);
}
section:last-of-type .log-row::before { display: none; }

/* ============ Nav ============ */
header.site {
  position: sticky; top: 0; z-index: 40;
  background: rgba(8, 9, 13, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px;
  max-width: 1120px; margin: 0 auto;
}
.brand { display: flex; align-items: center; text-decoration: none; }
.brand img { height: 26px; width: auto; }
.navlinks {
  display: flex; gap: 26px; list-style: none; margin: 0; padding: 0;
  font-size: 0.92rem;
}
.navlinks a { text-decoration: none; color: var(--text-dim); transition: color 0.15s ease; }
.navlinks a:hover, .navlinks a:focus-visible { color: var(--text); }
.nav-cta {
  font-family: var(--mono);
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--ink);
  background: var(--accent-2);
  padding: 9px 16px;
  border-radius: 3px;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: var(--shadow); }

@media (max-width: 860px) {
  .navlinks { display: none; }
}

/* ============ Botones ============ */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--sans); font-weight: 600; font-size: 0.98rem;
  padding: 14px 24px;
  border-radius: 3px;
  text-decoration: none;
  border: 1px solid transparent;
  background: transparent; /* los <button> (ej. submit del form) traen fondo claro nativo del navegador si no se resetea */
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-ghost { border-color: var(--ink-line); color: var(--text); }
.btn-ghost:hover { border-color: var(--text-dim); }
.btn-arrow::after { content: "→"; transition: transform 0.15s ease; }
.btn-arrow:hover::after { transform: translateX(3px); }

/* ============ Hero ============ */
.hero { padding-top: 84px; padding-bottom: 96px; border-top: none; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(2.4rem, 5.2vw, 3.6rem); line-height: 1.06; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { margin-bottom: 34px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

.transcript {
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.transcript-head {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--text-dim);
  display: flex; justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink-line);
}
.transcript-head .live { color: var(--accent-2); }
.transcript-head .live::before { content: "●"; margin-right: 6px; font-size: 0.6rem; vertical-align: 2px; }
.msg { display: flex; margin-bottom: 12px; opacity: 0; animation: msgIn 0.4s ease forwards; }
.msg:last-child { margin-bottom: 0; }
.msg.cliente { justify-content: flex-end; }
.bubble { max-width: 78%; padding: 10px 13px; border-radius: 10px; font-size: 0.92rem; }
.msg.bot .bubble { background: var(--ink); border: 1px solid var(--ink-line); border-bottom-left-radius: 3px; }
.msg.cliente .bubble { background: var(--accent-2); color: var(--accent-2-ink); border-bottom-right-radius: 3px; }
.bubble .tag { display: block; font-family: var(--mono); font-size: 0.68rem; opacity: 0.65; margin-bottom: 3px; }
@keyframes msgIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.transcript-caption { font-size: 0.78rem; color: var(--text-dim); margin-top: 16px; font-family: var(--mono); }

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

/* ============ Listas de problema ============ */
.problem-list {
  list-style: none; margin: 40px 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px 40px;
}
.problem-list li { padding-left: 22px; position: relative; color: var(--text-dim); }
.problem-list li::before {
  content: "×"; position: absolute; left: 0; top: 0;
  color: var(--accent); font-weight: 700; font-family: var(--mono);
}
@media (max-width: 720px) { .problem-list { grid-template-columns: 1fr; } }

/* ============ Cards grid ============ */
.grid { display: grid; gap: 20px; margin-top: 44px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-2 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-left: 2px solid var(--accent-2);
  border-radius: 4px;
  padding: 22px 22px 24px;
}
.card .tag { font-family: var(--mono); font-size: 0.78rem; color: var(--accent-2); margin-bottom: 10px; display: block; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-dim); font-size: 0.94rem; }

.stat { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ============ Planes ============ */
.plans { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .plans { grid-template-columns: 1fr; } }
.plan {
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-radius: 6px;
  padding: 30px 26px;
  display: flex; flex-direction: column;
  position: relative;
}
.plan.featured { border-color: var(--accent); box-shadow: var(--shadow); }
.plan .badge {
  position: absolute; top: -12px; right: 24px;
  font-family: var(--mono); font-size: 0.7rem;
  background: var(--accent); color: var(--accent-ink);
  padding: 4px 10px; border-radius: 3px;
}
.plan h3 { font-size: 1.3rem; margin-bottom: 6px; }
.plan .pitch { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 20px; min-height: 42px; }
.plan ul { list-style: none; margin: 0 0 20px; padding: 0; flex: 1; }
.plan li { padding: 8px 0; border-top: 1px solid var(--ink-line); font-size: 0.92rem; }
.plan li:first-child { border-top: none; }
.plan .ideal { font-size: 0.82rem; color: var(--text-dim); margin-bottom: 20px; }
.plan .ideal b { color: var(--text); font-weight: 600; }

/* ============ Por qué nosotros ============ */
.why-list { list-style: none; margin: 44px 0 0; padding: 0; display: grid; gap: 0; }
.why-item { display: grid; grid-template-columns: 220px 1fr; gap: 28px; padding: 24px 0; border-top: 1px solid var(--ink-line); }
.why-item:first-child { border-top: none; }
.why-item h3 { color: var(--accent-2); }
.why-item p { color: var(--text-dim); }
@media (max-width: 720px) { .why-item { grid-template-columns: 1fr; gap: 8px; } }

/* ============ Proceso ============ */
.process { margin-top: 44px; display: grid; gap: 0; }
.step { display: grid; grid-template-columns: 64px 1fr; gap: 24px; padding: 22px 0; border-top: 1px solid var(--ink-line); }
.step:first-child { border-top: none; }
.step .n { font-family: var(--mono); font-size: 1.5rem; -webkit-text-stroke: 1px var(--text-dim); color: transparent; }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--text-dim); font-size: 0.94rem; max-width: 58ch; }

/* ============ Demo callout ============ */
.demo-box {
  background: linear-gradient(155deg, var(--ink-raised), var(--ink));
  border: 1px solid var(--ink-line);
  border-radius: 10px;
  padding: 52px;
  margin-top: 36px;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  flex-wrap: wrap;
}
.demo-box h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: 10px; }
.demo-box p { color: var(--text-dim); max-width: 48ch; }
.demo-box .col { flex: 1 1 380px; }

/* ============ Contacto ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 44px; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { background: var(--ink-raised); border: 1px solid var(--ink-line); border-radius: 8px; padding: 32px; }
.contact-card h3 { margin-bottom: 10px; }
.contact-card p { color: var(--text-dim); margin-bottom: 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-family: var(--mono); font-size: 0.76rem; color: var(--text-dim); margin-bottom: 6px; letter-spacing: 0.03em; }
.field input, .field textarea {
  width: 100%; background: var(--ink); border: 1px solid var(--ink-line);
  color: var(--text); border-radius: 3px; padding: 11px 12px; font-family: var(--sans); font-size: 0.94rem;
  resize: vertical;
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--accent-2); outline-offset: 1px; }
.email-line { font-family: var(--mono); font-size: 0.92rem; margin-top: 22px; }
.email-line a { color: var(--accent-2); text-decoration: none; }
.email-line a:hover { text-decoration: underline; }

/* ============ Footer ============ */
footer { border-top: 1px solid var(--ink-line); padding: 34px 0; }
.foot-row {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  font-size: 0.86rem; color: var(--text-dim);
}
.foot-row a { color: var(--text-dim); text-decoration: none; }
.foot-row a:hover { color: var(--text); }
.foot-row .brand img { height: 18px; opacity: 0.8; }

/* ============ Scroll reveal ============ */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }