/* ═══════════════════════════════════════════════════════════
   ZENITH · Tema y componentes, sobre assets/base.css
═══════════════════════════════════════════════════════════ */

/* ── Tokens de tema. El claro reusa la paleta base; el oscuro la reasigna. ── */
:root {
  --surface: #ffffff;
  --surface-2: rgba(18, 75, 140, .05);
  --on-surface: var(--ink);
  --on-surface-muted: var(--muted);
  --focus: #FF9500;
  /* Fondo oscuro con texto blanco encima (marquesina, pie, tooltips). Es un color de
     fondo, no de texto: si se usara --ink se invertiría con el tema y quedaría
     texto blanco sobre claro. */
  --ink-bg: #0C1B2A;
  /* El naranja de marca no alcanza contraste AA sobre fondos claros (2,09:1).
     Estas dos variantes sí: una para texto normal y otra para texto grande e iconos. */
  --orange-text: #A85800;   /* ≥ 4,5:1 sobre canvas */
  --orange-lg: #C96F00;     /* ≥ 3,0:1, para ≥24px, negritas grandes e iconos */
  /* Controles secundarios: enlaces, botones fantasma y conmutadores. */
  --ui-fg: var(--pizarra);
  --ui-fg-soft: var(--muted);
  --ui-bg: rgba(18, 75, 140, .06);
  --ui-border: rgba(18, 75, 140, .2);
}

/* Sobre fondos oscuros el naranja de marca sí cumple, así que se restituye.
   Los controles secundarios pasan a blanco: en azul sobre azul eran ilegibles. */
.hero, .section--dark, .section--map, .closing, .sandbox, .step--us,
.plan--casa, .mailcap, .receipt__net, .marquee, .foot, .leak,
.nav:not(.scrolled) {
  --orange-text: var(--orange-soft);
  --orange-lg: var(--orange);
  --ui-fg: #fff;
  --ui-fg-soft: rgba(255, 255, 255, .78);
  --ui-bg: rgba(255, 255, 255, .1);
  --ui-border: rgba(255, 255, 255, .28);
}

/* La barra lleva fondo claro en cuanto aparece el menú desplegable, incluso sin scroll. */
@media (max-width: 1120px) {
  .nav:not(.scrolled) {
    --ui-fg: var(--pizarra);
    --ui-fg-soft: var(--muted);
    --ui-bg: rgba(18, 75, 140, .06);
    --ui-border: rgba(18, 75, 140, .2);
  }
}

[data-theme="dark"] {
  --canvas: #071A2E;
  --ink: #EAF1F8;
  --ink-bg: #04101D;
  --muted: #9FB3C8;
  --line: rgba(255, 255, 255, .12);
  --surface: #0E2743;
  --surface-2: rgba(255, 255, 255, .05);
  --glass-bg: rgba(14, 39, 67, .72);
  --glass-brd: rgba(255, 255, 255, .1);
  --pizarra: #7FB2EF;
  color-scheme: dark;
  /* En oscuro el naranja de marca ya cumple: no hacen falta variantes apagadas. */
  --orange-text: var(--orange-soft);
  --orange-lg: var(--orange);
}
[data-theme="dark"] body { background: var(--canvas); color: var(--ink); }
[data-theme="dark"] .nav.scrolled { background: rgba(7, 26, 46, .82); }
/* Solo en el menú desplegable; en escritorio los enlaces van sin caja de fondo. */
@media (max-width: 1120px) {
  [data-theme="dark"] .nav__links { background: rgba(7, 26, 46, .97); }
}
[data-theme="dark"] .plan,
[data-theme="dark"] .quota,
[data-theme="dark"] .coin.active,
[data-theme="dark"] .seg__btn.is-active,
[data-theme="dark"] .lang__btn.is-active { background: var(--surface); color: var(--ink); }
[data-theme="dark"] .plan__feats li,
[data-theme="dark"] .plan__name,
[data-theme="dark"] .quota__title,
[data-theme="dark"] .side__amount,
[data-theme="dark"] .receipt__total b,
[data-theme="dark"] .side__split b,
[data-theme="dark"] .field label { color: var(--ink); }
[data-theme="dark"] .plan__feats li b,
[data-theme="dark"] .receipt__head { color: var(--orange-soft); }
[data-theme="dark"] .section--play { background: var(--canvas); }
[data-theme="dark"] .section--contact { background: var(--canvas); }
[data-theme="dark"] .section--engine { background: var(--canvas); }
[data-theme="dark"] .field input,
[data-theme="dark"] .field select,
[data-theme="dark"] .field textarea,
[data-theme="dark"] .mailcap__form input { background: rgba(255,255,255,.06); color: var(--ink); }
[data-theme="dark"] .isolation,
[data-theme="dark"] .side,
[data-theme="dark"] .origin,
[data-theme="dark"] .collab { background: var(--surface-2); }
[data-theme="dark"] .themebtn { background: rgba(255,255,255,.08); color: var(--orange-soft); }

/* ── Foco visible y accesible en todo el sitio ── */
/* Sin :where() a propósito: con especificidad 0 el navegador imponía su outline
   por defecto en algunos botones y el color quedaba inconsistente. */
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible, summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; top: -100px; left: 16px; z-index: 10001;
  background: var(--orange); color: #fff; padding: 12px 20px; border-radius: 0 0 12px 12px;
  font-family: var(--font-display); font-weight: 600; transition: top .25s var(--ease);
}
.skip-link:focus { top: 0; }

/* ── Botón de tema ── */
.themebtn {
  width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--ui-border);
  background: var(--ui-bg); cursor: pointer; display: grid; place-items: center;
  color: var(--ui-fg); transition: background .3s, transform .3s var(--ease);
}
.themebtn:hover { transform: translateY(-2px); }
.themebtn svg { width: 18px; height: 18px; grid-area: 1 / 1; transition: opacity .3s, transform .4s var(--ease); }
.themebtn__moon { opacity: 0; transform: rotate(-40deg) scale(.6); }
[data-theme="dark"] .themebtn { background: rgba(255,255,255,.08); color: var(--orange-soft); }
[data-theme="dark"] .themebtn__sun { opacity: 0; transform: rotate(40deg) scale(.6); }
[data-theme="dark"] .themebtn__moon { opacity: 1; transform: none; }

/* ── Cursor: sin blend mode, visible en claro y oscuro ── */
.cursor-glow {
  mix-blend-mode: normal;
  border: 2px solid var(--orange);
  background: rgba(255, 149, 0, 0.08);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.18), 0 0 18px rgba(255, 149, 0, 0.45);
  display: grid; place-items: center;
}
.cursor-glow__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 8px rgba(255, 149, 0, 0.9);
  transition: transform .25s var(--ease);
}
.cursor-glow.is-hover {
  background: rgba(255, 149, 0, 0.18);
  border-color: var(--orange);
  box-shadow: 0 0 0 1px rgba(255,255,255,.25), 0 0 28px rgba(255, 149, 0, 0.6);
}
.cursor-glow.is-hover .cursor-glow__dot { transform: scale(0.4); }

/* ── Selector de idioma ── */
.nav__side { display: flex; align-items: center; gap: 14px; }
.lang { display: inline-flex; padding: 3px; border-radius: 100px; background: var(--ui-bg); border: 1px solid var(--ui-border); }
.lang__btn {
  border: none; background: none; cursor: pointer; padding: 6px 12px; border-radius: 100px;
  font-family: var(--font-display); font-weight: 600; font-size: .78rem; color: var(--ui-fg-soft);
  transition: all .3s var(--ease);
}
.lang__btn.is-active { background: #fff; color: var(--pizarra); box-shadow: 0 4px 12px -6px rgba(10,46,86,.5); }

/* ── Three.js containers ── */
.hero__three { position: absolute; inset: 0; z-index: 0; opacity: .95; }
.hero__three canvas, .map-three canvas { display: block; width: 100% !important; height: 100% !important; }
.map-three { display: block; width: 100%; height: 560px; cursor: grab; }
.map-three:active { cursor: grabbing; }
@media (max-width: 720px) { .map-three { height: 420px; } }

/* ── Bloque "Probado donde es más difícil" ── */
.proof {
  margin-top: 34px; display: flex; gap: 22px; align-items: flex-start;
  background: rgba(255, 149, 0, .09); border: 1px solid rgba(255, 149, 0, .28);
  border-radius: var(--radius); padding: 26px 30px;
}
.proof__badge {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
  font-size: 1.5rem; background: rgba(255, 149, 0, .18); border: 1px solid rgba(255,149,0,.35);
}
.proof__title { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; color: var(--orange-soft); margin-bottom: 6px; }
.proof__text { font-size: .96rem; color: rgba(255,255,255,.8); max-width: 720px; }

/* ═══════════ SIMULADOR DE PUNTAS ═══════════ */
.sim { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 940px) { .sim { grid-template-columns: 1fr; } }
.sim__panel, .sim__receipt { padding: 30px; }

.ctrl__hint { display: block; margin-top: 8px; font-size: .76rem; color: var(--muted); }

/* Origen de puntas */
.origin { margin: 24px 0; padding: 20px; border-radius: var(--radius-sm); background: rgba(18,75,140,.05); border: 1px solid var(--line); }
.origin__head { margin-bottom: 16px; }
.origin__head strong { display: block; font-family: var(--font-display); font-size: .95rem; color: var(--pizarra); }
.origin__head small { display: block; margin-top: 4px; font-size: .76rem; color: var(--muted); }
.origin__row { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 9px 0; }
.origin__row > span { font-size: .88rem; font-weight: 500; }
.seg { display: inline-flex; padding: 3px; border-radius: 100px; background: rgba(18,75,140,.09); }
.seg__btn {
  border: none; background: none; cursor: pointer; padding: 7px 15px; border-radius: 100px;
  font-family: var(--font-display); font-weight: 600; font-size: .78rem; color: var(--muted);
  transition: all .3s var(--ease); white-space: nowrap;
}
.seg__btn.is-active { background: #fff; color: var(--pizarra); box-shadow: 0 4px 12px -6px rgba(10,46,86,.45); }
.seg__btn.is-active[data-origin="ext"] { background: var(--grad-orange); color: #fff; box-shadow: 0 6px 16px -6px rgba(255,149,0,.6); }

/* Recibo */
.receipt__head {
  display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px;
  border-bottom: 1px dashed var(--line); font-family: var(--font-display); font-weight: 700; color: var(--pizarra);
}
.receipt__seal {
  width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center;
  background: var(--grad-orange); color: #fff; font-size: .9rem; box-shadow: var(--shadow-glow);
}
.receipt__total { display: flex; justify-content: space-between; align-items: baseline; padding: 18px 0; }
.receipt__total span { font-size: .86rem; color: var(--muted); }
.receipt__total b { font-family: var(--font-display); font-size: 1.9rem; font-weight: 700; color: var(--pizarra); }

.sides { display: grid; gap: 12px; }
.side {
  border-radius: var(--radius-sm); padding: 16px 18px; background: rgba(18,75,140,.045);
  border: 1px solid var(--line); transition: all .4s var(--ease);
}
.side.is-ext { background: rgba(255,149,0,.08); border-color: rgba(255,149,0,.35); }
.side__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.side__head > span { font-size: .82rem; color: var(--muted); font-weight: 500; }
.side__tag {
  font-style: normal; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  padding: 3px 9px; border-radius: 100px; background: rgba(18,75,140,.12); color: var(--pizarra);
}
.side.is-ext .side__tag { background: var(--orange); color: #fff; }
.side__amount { display: block; font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; color: var(--ink); margin-bottom: 10px; }
.side__split { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .8rem; color: var(--muted); }
.side__split b { color: var(--ink); font-family: var(--font-display); }
.side__ext { display: none; }
.side.is-ext .side__split > span:not(.side__ext) { display: none; }
.side.is-ext .side__ext { display: inline; color: var(--orange-text); font-weight: 600; }
.k--e { background: var(--orange); }

.receipt__net {
  display: flex; justify-content: space-between; align-items: baseline; margin-top: 18px; padding: 16px 18px;
  border-radius: var(--radius-sm); background: var(--grad-pizarra); color: #fff;
}
.receipt__net span { font-size: .86rem; color: rgba(255,255,255,.75); }
.receipt__net b { font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; color: var(--orange-soft); }
.receipt__rate {
  margin-top: 12px; font-size: .82rem; font-weight: 600; color: var(--pizarra);
  background: rgba(255,149,0,.1); border: 1px solid rgba(255,149,0,.25); padding: 10px 14px; border-radius: 10px;
}
.sim__receipt .leak { margin-top: 18px; }

.collab {
  margin-top: 24px; padding: 22px 26px; border-radius: var(--radius);
  background: rgba(18,75,140,.06); border-left: 4px solid var(--orange);
}
.collab strong { display: block; font-family: var(--font-display); font-size: 1.05rem; color: var(--pizarra); margin-bottom: 6px; }
.collab p { font-size: .92rem; color: var(--muted); }
.collab p strong { display: inline; color: var(--orange-text); font-size: inherit; }

.sim__foot { margin-top: 24px; font-size: .8rem; color: var(--muted); max-width: 720px; }
.sim__cta { margin-top: 20px; }

/* ═══════════ Pricing: aislamiento + cupos ═══════════ */
.isolation {
  margin-top: 22px; text-align: center; font-size: .9rem; font-weight: 600; color: var(--pizarra);
  background: rgba(18,75,140,.06); border: 1px solid var(--line); border-radius: 100px; padding: 14px 24px;
}
.quota {
  margin-top: 34px; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  padding: 30px 34px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg);
}
.quota__title { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; color: var(--pizarra); margin-bottom: 8px; }
.quota__text { font-size: .94rem; color: var(--muted); max-width: 620px; }
.quota__meter { text-align: center; min-width: 160px; }
.quota__num { font-family: var(--font-display); font-size: 3rem; font-weight: 700; color: var(--orange-lg); line-height: 1; }
.quota__meter small { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-top: 4px; }
.quota__bar { margin-top: 12px; height: 8px; border-radius: 8px; background: rgba(18,75,140,.12); overflow: hidden; }
.quota__bar i { display: block; height: 100%; border-radius: 8px; background: var(--grad-orange); transition: width 1.2s var(--ease); }

/* ═══════════ Sandbox de demostración ═══════════ */
.hero__demolink { margin-top: 18px; }
.hero__demolink a {
  display: inline-flex; align-items: center; gap: 8px; font-size: .92rem; font-weight: 600;
  color: var(--orange-soft); border-bottom: 1px solid rgba(255,183,77,.4); padding-bottom: 3px;
  transition: color .25s, border-color .25s, gap .25s var(--ease);
}
.hero__demolink a:hover { color: #fff; border-color: #fff; gap: 12px; }
.hero__demolink svg { width: 15px; height: 15px; }

.section--sandbox { max-width: none; padding-top: 0; }
.sandbox {
  position: relative; overflow: hidden; max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(28px, 5vw, 56px); align-items: center;
  padding: clamp(32px, 5vw, 52px); border-radius: var(--radius);
  background: var(--grad-pizarra); color: #fff; box-shadow: var(--shadow-lg);
}
@media (max-width: 900px) { .sandbox { grid-template-columns: 1fr; } }
.sandbox__glow {
  position: absolute; inset: 0;
  background: radial-gradient(600px 320px at 88% 20%, rgba(255,149,0,.32), transparent 62%);
}
.sandbox__body { position: relative; z-index: 2; }
.sandbox__badge {
  display: inline-block; font-size: .76rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--orange-soft); background: rgba(255,149,0,.14); border: 1px solid rgba(255,149,0,.35);
  padding: 7px 14px; border-radius: 100px; margin-bottom: 16px;
}
.sandbox__title {
  font-family: var(--font-display); font-weight: 700; letter-spacing: -.02em; line-height: 1.1;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem); margin-bottom: 14px;
}
.sandbox__text { color: rgba(255,255,255,.82); font-size: 1rem; margin-bottom: 26px; max-width: 620px; }
.sandbox__text strong { color: var(--orange-soft); }

.ladder { position: relative; z-index: 2; list-style: none; display: flex; flex-direction: column; gap: 12px; }
.ladder__step {
  display: grid; grid-template-columns: 38px 1fr; grid-template-rows: auto auto; gap: 0 14px;
  align-items: center; padding: 14px 18px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
}
.ladder__step.is-now { background: rgba(255,149,0,.15); border-color: rgba(255,149,0,.4); }
.ladder__n {
  grid-row: 1 / 3; width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; background: rgba(255,255,255,.12); color: #fff;
}
.ladder__step.is-now .ladder__n { background: var(--grad-orange); box-shadow: var(--shadow-glow); }
.ladder__step strong { font-size: .95rem; font-weight: 600; }
.ladder__step small { font-size: .78rem; color: rgba(255,255,255,.6); }

/* ═══════════ Acciones del simulador ═══════════ */
.sim__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.chipbtn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  font-family: var(--font-display); font-weight: 600; font-size: .82rem; color: var(--pizarra);
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 100px; padding: 10px 16px;
  transition: all .3s var(--ease);
}
.chipbtn:hover { background: rgba(255,149,0,.12); border-color: rgba(255,149,0,.4); transform: translateY(-2px); }
.chipbtn svg { width: 15px; height: 15px; }
.chipbtn.is-done { background: rgba(23,201,100,.14); border-color: rgba(23,201,100,.45); color: #12A150; }
.chipbtn--ghost { padding: 7px 14px; font-size: .76rem; }

/* Comparador A/B */
.compare {
  margin-top: 24px; padding: 26px 30px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-lg);
}
.compare__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.compare__head h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; color: var(--pizarra); }
.compare__table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.compare__table th, .compare__table td { padding: 12px 10px; text-align: right; border-bottom: 1px solid var(--line); }
.compare__table thead th { font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; }
.compare__table tbody th { text-align: left; font-weight: 500; color: var(--muted); }
.compare__table td { font-family: var(--font-display); font-weight: 700; color: var(--ink); }
.compare__diff.is-up { color: #12A150; }
.compare__diff.is-down { color: #c0392b; }
.compare__desc { margin-top: 14px; font-size: .84rem; color: var(--muted); }
@media (max-width: 620px) { .compare__table { font-size: .8rem; } .compare__table th, .compare__table td { padding: 10px 6px; } }

/* Captura de correo */
.mailcap {
  margin-top: 24px; padding: 24px 28px; border-radius: var(--radius);
  background: var(--grad-pizarra); color: #fff;
  display: grid; grid-template-columns: 1fr auto; gap: 20px 30px; align-items: center;
}
@media (max-width: 780px) { .mailcap { grid-template-columns: 1fr; } }
.mailcap__copy strong { display: block; font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 5px; }
.mailcap__copy p { font-size: .9rem; color: rgba(255,255,255,.75); }
.mailcap__form { display: flex; gap: 10px; flex-wrap: wrap; }
.mailcap__form input {
  flex: 1; min-width: 220px; padding: 13px 16px; border-radius: 100px; border: 1.5px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.1); color: #fff; font-family: var(--font-body); font-size: .92rem; outline: none;
}
.mailcap__form input::placeholder { color: rgba(255,255,255,.55); }
.mailcap__form input:focus { border-color: var(--orange); }
.mailcap__status { grid-column: 1 / -1; font-size: .88rem; font-weight: 600; min-height: 18px; }
.mailcap__status.is-ok { color: #7BE8A6; }
.mailcap__status.is-err { color: #FFB4A8; }

/* ═══════════ Migración ═══════════ */
.section--migration { max-width: none; background: var(--canvas); }
.section--migration > * { max-width: 1280px; margin-left: auto; margin-right: auto; }
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative; padding: 26px 24px 24px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  transition: transform .4s var(--ease), box-shadow .4s;
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.step--us { background: var(--grad-pizarra); color: #fff; border: none; }
.step__n {
  position: absolute; top: -14px; left: 24px;
  width: 34px; height: 34px; border-radius: 11px; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: .95rem;
  background: var(--surface); border: 1px solid var(--line); color: var(--pizarra);
}
.step--us .step__n { background: var(--grad-orange); border: none; color: #fff; box-shadow: var(--shadow-glow); }
.step__who {
  display: inline-block; margin-bottom: 10px; font-size: .68rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; padding: 4px 10px; border-radius: 100px;
  background: rgba(18,75,140,.1); color: var(--pizarra);
}
.step--us .step__who { background: rgba(255,149,0,.25); color: var(--orange-soft); }
.step strong { display: block; font-family: var(--font-display); font-size: 1rem; margin-bottom: 6px; color: var(--ink); }
.step--us strong { color: #fff; }
.step p { font-size: .88rem; color: var(--muted); }
.step--us p { color: rgba(255,255,255,.78); }

.migration__highlight {
  margin-top: 26px; padding: 20px 26px; border-radius: var(--radius);
  background: rgba(255,149,0,.1); border: 1px solid rgba(255,149,0,.32);
  font-size: 1rem; color: var(--ink); text-align: center;
}
.migration__highlight strong { color: var(--pizarra); }

/* ═══════════ FAQ ═══════════ */
.section--faq { max-width: none; background: var(--surface-2); }
.section--faq > * { max-width: 900px; margin-left: auto; margin-right: auto; }
.faq { display: flex; flex-direction: column; gap: 12px; }
.faq__item {
  border-radius: var(--radius-sm); background: var(--surface);
  border: 1px solid var(--line); overflow: hidden; transition: border-color .3s, box-shadow .3s;
}
.faq__item[open] { border-color: rgba(255,149,0,.4); box-shadow: 0 14px 34px -24px rgba(10,46,86,.6); }
.faq__item summary {
  cursor: pointer; list-style: none; padding: 20px 56px 20px 24px; position: relative;
  font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--ink);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: ''; position: absolute; right: 24px; top: 50%; width: 11px; height: 11px;
  border-right: 2.5px solid var(--orange-lg); border-bottom: 2.5px solid var(--orange-lg);
  transform: translateY(-70%) rotate(45deg); transition: transform .3s var(--ease);
}
.faq__item[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq__item summary:hover { color: var(--pizarra); }
.faq__item p { padding: 0 24px 22px; font-size: .95rem; color: var(--muted); line-height: 1.7; max-width: 68ch; }
.faq__cta { margin-top: 26px; text-align: center; }
.faq__cta a {
  font-family: var(--font-display); font-weight: 600; font-size: .96rem; color: var(--pizarra);
  border-bottom: 2px solid rgba(255,149,0,.5); padding-bottom: 3px; transition: all .25s;
}
.faq__cta a:hover { color: var(--orange); border-color: var(--orange); }

/* ═══════════ Zenith Engine · otros sectores ═══════════ */
.section--engine { max-width: none; background: var(--canvas); }
.section--engine > * { max-width: 1280px; margin-left: auto; margin-right: auto; }
.engine-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .engine-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .engine-grid { grid-template-columns: 1fr; } }
.engine-card {
  padding: 24px; border-radius: var(--radius); background: var(--surface);
  border: 1px solid var(--line); transition: transform .4s var(--ease), box-shadow .4s;
}
.engine-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.engine-card__ico { font-size: 1.6rem; display: block; margin-bottom: 12px; }
.engine-card strong { display: block; font-family: var(--font-display); font-size: 1rem; color: var(--pizarra); margin-bottom: 6px; }
.engine-card p { font-size: .88rem; color: var(--muted); }

.engine-usetitle {
  margin: 44px 0 18px; font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--ink);
}
.usecases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 820px) { .usecases { grid-template-columns: 1fr; } }
.usecase { padding: 22px 24px; border-radius: var(--radius-sm); background: var(--surface-2); border-left: 3px solid var(--orange); }
.usecase strong { display: block; font-family: var(--font-display); font-size: .98rem; color: var(--ink); margin-bottom: 6px; }
.usecase p { font-size: .88rem; color: var(--muted); }

.engine-honest {
  margin-top: 34px; padding: 28px 32px; border-radius: var(--radius);
  background: rgba(255,149,0,.08); border: 1px solid rgba(255,149,0,.3);
  display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap;
}
.engine-honest p { font-size: .96rem; color: var(--ink); max-width: 700px; }
.engine-honest p strong { color: var(--pizarra); }

/* ═══════════ Impresión: solo el recibo ═══════════ */
@media print {
  body { background: #fff; cursor: auto; }
  .nav, .hero, .marquee, .section:not(#simulador), .closing, .foot,
  .sim__panel, .sim__actions, .mailcap, .collab, .ver-switch,
  .cursor-glow, .scroll-progress, .preloader, .sim__cta, .section__head { display: none !important; }
  .section--play { padding: 0; background: #fff; }
  .sim { display: block; }
  .sim__receipt { box-shadow: none; border: 1px solid #ccc; background: #fff; break-inside: avoid; }
  .compare { box-shadow: none; border: 1px solid #ccc; }
  .print-header { display: block !important; margin-bottom: 18px; }
  .print-header h1 { font-family: 'Space Grotesk', sans-serif; font-size: 1.4rem; color: #124B8C; }
  .print-header p { font-size: .75rem; color: #666; }
  .side, .receipt__net { background: #f4f6f9 !important; color: #0C1B2A !important; }
  .receipt__net b { color: #124B8C !important; }
}
.print-header { display: none; }

/* ═══════════ Aviso de versión nueva ═══════════ */
.update-toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 9997;
  display: flex; align-items: center; gap: 16px;
  padding: 14px 16px 14px 22px; border-radius: 100px;
  background: var(--grad-pizarra); color: #fff;
  box-shadow: 0 20px 50px -20px rgba(0,0,0,.6);
  border: 1px solid rgba(255,255,255,.14);
  font-size: .92rem;
  transform: translate(-50%, 140%); opacity: 0;
  transition: transform .5s var(--ease), opacity .4s;
}
.update-toast.is-visible { transform: translate(-50%, 0); opacity: 1; }
.update-toast button {
  font-family: var(--font-display); font-weight: 600; font-size: .86rem;
  padding: 8px 18px; border-radius: 100px; border: none; cursor: pointer;
  background: var(--grad-orange); color: var(--pizarra-deep);
}
@media (max-width: 520px) {
  .update-toast { left: 12px; right: 12px; bottom: 12px; transform: translateY(140%); border-radius: var(--radius-sm); }
  .update-toast.is-visible { transform: translateY(0); }
}

/* ═══════════ Contacto ═══════════ */
.section--contact { max-width: none; background:
  radial-gradient(800px 400px at 85% 10%, rgba(255,149,0,.08), transparent 60%), var(--canvas); }
.contact { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(30px,5vw,64px); align-items: start; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.contact__form { padding: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .contact__form { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .82rem; font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: .92rem; color: var(--ink);
  padding: 12px 14px; border-radius: 12px; border: 1.5px solid var(--line);
  background: rgba(255,255,255,.75); outline: none; transition: border-color .25s, box-shadow .25s;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--orange); box-shadow: 0 0 0 4px rgba(255,149,0,.15);
}
.field input:invalid:not(:placeholder-shown) { border-color: #d05a5a; }
/* Honeypot: fuera de pantalla, no display:none (los bots lo detectarían) */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
/* Contenedor de Turnstile: sin altura si no hay sitekey configurada */
.turnstile { display: flex; justify-content: center; }
.turnstile:empty { display: none; }
.contact__actions { display: flex; flex-direction: column; gap: 10px; }
.contact__privacy { font-size: .78rem; color: var(--muted); text-align: center; }
.contact__status { font-size: .88rem; font-weight: 600; text-align: center; min-height: 20px; }
.contact__status.is-ok { color: #12A150; }
.contact__status.is-err { color: #c0392b; }

/* ── Version switch ── */
.ver-switch b { color: var(--orange); }
.foot__link { color: var(--orange-soft); text-decoration: underline; text-underline-offset: 3px; }
.foot__link:hover { color: #fff; }
.foot__mail { margin-top: 10px; }
.foot__mail a {
  font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: #fff;
  border-bottom: 2px solid var(--orange); padding-bottom: 2px; transition: color .25s, border-color .25s;
}
.foot__mail a:hover { color: var(--orange-soft); border-color: var(--orange-soft); }

/* ── Responsive ── */
@media (max-width: 1120px) {
  .nav__side { gap: 8px; }
  .lang__btn { padding: 6px 10px; font-size: .72rem; }
}
@media (max-width: 720px) {
  .proof { flex-direction: column; gap: 14px; }
  .quota { flex-direction: column; align-items: flex-start; }
  .quota__meter { width: 100%; text-align: left; }
}