/* Aivet · landing de ventas. Tokens de marca tomados de frontend/src/theme.css. */
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 700; font-display: swap; src: url("fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url("fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 700; font-display: swap; src: url("fonts/jetbrains-mono-latin-700-normal.woff2") format("woff2"); }

:root {
  --bg: #070a10;
  --bg-alt: #0b1018;
  --panel: #0d121b;
  --panel-2: #121a26;
  --line: #1e2a3b;
  --line-strong: #2a3a52;
  --text: #e6edf7;
  --muted: #9aa6b9;
  --core: #3ee6ff;
  --core-dim: #1d4d5a;
  --on-core: #04161a;
  --ok: #3ddc97;
  --ok-dim: #1f5a44;
  --action: #ffb547;
  --action-dim: #5a4426;
  --error: #ff5d6c;
  --font-ui: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --radius: 4px;
  --wrap: 1160px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--core); }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.9rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.12rem; font-weight: 600; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--core); color: var(--on-core); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--core); outline-offset: 3px; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .85em 1.4em; border-radius: var(--radius); border: 1px solid transparent;
  font: 600 1rem/1 var(--font-ui); text-decoration: none; cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--core); color: var(--on-core); box-shadow: 0 0 0 0 rgba(62, 230, 255, .4), 0 8px 30px -10px rgba(62, 230, 255, .55); }
.btn--primary:hover { background: #7beeff; }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn--ghost:hover { border-color: var(--core); }
.btn--ok { background: var(--ok); color: #03140d; }
.btn--sm { padding: .55em 1em; font-size: .9rem; }

/* Navegación */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(7, 10, 16, .82); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav__inner { display: flex; align-items: center; gap: 32px; height: 68px; }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav__links a:hover { color: var(--text); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand__word { font: 700 1.4rem/1 var(--font-mono); letter-spacing: 1px; }
.brand__word span { color: #7f8ba0; font-weight: 500; }

/* Etiquetas */
.eyebrow { font: 500 .8rem/1.4 var(--font-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--core); margin-bottom: 1em; }
.tag { display: inline-block; font: 500 .72rem/1.35 var(--font-mono); text-transform: uppercase; letter-spacing: .08em; padding: .45em .7em; border-radius: 2px; border: 1px solid; }
.tag--core { color: var(--core); border-color: var(--core-dim); background: rgba(62, 230, 255, .06); }
.tag--ok { color: var(--ok); border-color: var(--ok-dim); background: rgba(61, 220, 151, .06); }
.tag--soon { color: var(--action); border-color: var(--action-dim); background: rgba(255, 181, 71, .06); }
.tag--muted { color: var(--muted); border-color: var(--line-strong); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 88px 0 96px; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 380px at 78% 30%, rgba(62, 230, 255, .14), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 48px 48px;
  mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 75%);
  opacity: .55;
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hl { color: var(--core); }
.lead { font-size: 1.22rem; color: #c3cddb; max-width: 34em; }
.lead strong { color: var(--text); font-weight: 600; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 28px; }
.trust { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--muted); font-size: .9rem; }
.trust li::before { content: "✓"; color: var(--ok); margin-right: .45em; font-weight: 700; }

/* Maqueta del centro de mando */
.mock { margin: 0; background: var(--panel); border: 1px solid var(--line-strong); border-radius: 6px; box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(62, 230, 255, .05); }
.mock__bar { display: flex; align-items: center; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.mock__title { margin-left: 10px; font: 500 .78rem/1 var(--font-mono); color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.mock__body { padding: 20px; display: grid; gap: 16px; }
.mock__subject { font-weight: 600; margin: .6em 0 .1em; }
.mock__from { color: var(--muted); font-size: .85rem; margin: 0; }
.mock__decision { display: flex; flex-wrap: wrap; gap: 8px; }
.mock__reply { background: var(--panel-2); border-left: 2px solid var(--core); padding: 14px 16px; font-size: .95rem; }
.mock__reply p:last-child { margin: 0; }
.mock__notice { color: var(--muted); font-size: .8rem; border-top: 1px dashed var(--line-strong); padding-top: 10px; }
.mock__actions { display: flex; gap: 8px; }
.mock figcaption { padding: 0 20px 14px; color: #6f7b8f; font-size: .75rem; }

/* Secciones */
.section { padding: 96px 0; }
.section--alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--glow { background: radial-gradient(800px 400px at 15% 0%, rgba(62, 230, 255, .1), transparent 70%), var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section__lead { font-size: 1.1rem; color: #c3cddb; max-width: 44em; margin-bottom: 2em; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

/* Tarjetas */
.cards { display: grid; gap: 20px; margin-top: 40px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.card p { color: #b9c4d4; margin: 0; }
.card .tag { margin-bottom: 16px; }
.card--feature { border-color: var(--core-dim); box-shadow: inset 0 1px 0 rgba(62, 230, 255, .25); }
.features .card h3::before { content: ""; display: block; width: 26px; height: 2px; background: var(--core); margin-bottom: 18px; }
.paths .card { display: flex; flex-direction: column; }
.paths .card p { flex: 1; margin-bottom: 20px; }
.link { color: var(--core); font-weight: 600; text-decoration: none; }
.link:hover { text-decoration: underline; }

/* Pasos */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { position: relative; padding: 28px 24px 28px 0; border-top: 1px solid var(--line-strong); }
.step::before { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; background: var(--core); box-shadow: 0 0 12px var(--core); }
.step__n { font: 700 .85rem/1 var(--font-mono); color: var(--core); display: block; margin-bottom: 14px; }
.step p { color: #b9c4d4; margin: 0; font-size: .97rem; }
.decisions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.chip { border: 1px solid var(--line-strong); border-radius: 999px; padding: .45em 1em; font-size: .9rem; color: #c3cddb; background: var(--panel); }

/* Línea de tiempo */
.timeline { list-style: none; margin: 0; padding: 0 0 0 26px; border-left: 1px solid var(--line-strong); display: grid; gap: 28px; }
.timeline__item { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.timeline__item::before { content: ""; position: absolute; left: -32px; top: 28px; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 2px solid var(--core); }
.timeline__item .tag { margin-bottom: 14px; }
.timeline__item p { color: #b9c4d4; margin: 0; }

/* Listas con marca */
.checks { list-style: none; padding: 0; margin: 0 0 2em; display: grid; gap: 16px; }
.checks li { position: relative; padding-left: 32px; color: #c3cddb; }
.checks li::before { content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 3px; background: var(--ok-dim); box-shadow: inset 0 0 0 1px var(--ok); }
.checks li::after { content: ""; position: absolute; left: 6px; top: calc(.35em + 3px); width: 5px; height: 9px; border: solid var(--ok); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.checks strong { color: var(--text); font-weight: 600; }
.checks--compact { gap: 10px; }

/* Precio */
.price { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px 64px; align-items: center; background: linear-gradient(135deg, var(--panel), var(--panel-2)); border: 1px solid var(--line-strong); border-radius: 6px; padding: 48px; }
.price .section__lead { margin-bottom: 0; }
.price__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.price__list li { padding: 12px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(7, 10, 16, .5); font-weight: 500; }
.price__list li::before { content: "→ "; color: var(--core); font-family: var(--font-mono); }
.price .btn { grid-column: 1 / -1; justify-self: start; }

/* Encaje del piloto */
.fit h3 { margin-bottom: 18px; }
.fit__list { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 12px; }
.fit__list li { padding-left: 28px; position: relative; color: #c3cddb; }
.fit__list li::before { content: "◆"; position: absolute; left: 0; color: var(--core); font-size: .8em; top: .2em; }
.fine { color: var(--muted); font-size: .9rem; }

/* FAQ */
.faq { margin-top: 32px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 22px 40px 22px 0; font-weight: 600; font-size: 1.08rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font: 500 1.5rem/1 var(--font-mono); color: var(--core); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: #b9c4d4; padding-bottom: 22px; margin: 0; max-width: 46em; }

/* Formulario */
.next { padding-left: 1.2em; color: #c3cddb; display: grid; gap: 8px; }
.next li::marker { color: var(--core); font-family: var(--font-mono); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; background: var(--panel); border: 1px solid var(--line-strong); border-radius: 6px; padding: 32px; }
.field { display: grid; gap: 6px; min-width: 0; border: 0; padding: 0; margin: 0; }
.field--full { grid-column: 1 / -1; }
.field label, .field legend { font-size: .88rem; font-weight: 500; color: #c3cddb; padding: 0; margin-bottom: 6px; }
input, select { width: 100%; font: inherit; font-size: 1rem; color: var(--text); background: var(--bg); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: .7em .8em; }
input:focus, select:focus { border-color: var(--core); outline: none; box-shadow: 0 0 0 3px rgba(62, 230, 255, .18); }
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--error); }
.radios { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.radios label { display: flex; gap: 8px; align-items: center; font-size: .92rem; color: #c3cddb; margin: 0; cursor: pointer; }
.radios input, .consent input { width: auto; accent-color: var(--core); }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--muted); }
.consent input { margin-top: .3em; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__status { margin: 0; font-size: .92rem; min-height: 1.4em; }
.form__status.is-ok { color: var(--ok); }
.form__status.is-error { color: var(--error); }

/* Pie */
.footer { padding: 40px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }
.footer__inner { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.footer__inner p { margin: 0; flex: 1; min-width: 240px; }
.footer nav { display: flex; gap: 18px; }
.footer nav a { color: var(--muted); }
.footer .brand__word { font-size: 1.1rem; }

/* Responsive */
@media (max-width: 980px) {
  .hero__grid, .split, .price { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 72px; }
  .cards--3 { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .split { gap: 40px; }
  .nav__links { display: none; }
  .nav .btn { margin-left: auto; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .section { padding: 64px 0; }
  .cards--3, .steps, .form, .radios { grid-template-columns: 1fr; }
  .price, .form { padding: 24px; }
  .card { padding: 22px; }
  .hero__ctas .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .faq summary::after { transition: none; }
  .btn:hover { transform: none; }
}