/* PuenteIA — sitio de marca
   Arquetipo: Mouse-Reactive Gradient, adaptado a paleta oficial de marca
   (ver Guia_de_Marca_PuenteIA.txt) — navy + celeste + turquesa, sans bold, sin cursivas. */

*, *::before, *::after { box-sizing: border-box; }

:root {
  /* ---- Paleta de marca (fija, no theme-switch) ---- */
  --bg:        #0F172A;
  --bg-soft:   #131C34;
  --bg-card:   #17223D;
  --bg-card-2: #1C2B4A;
  --ink:       #F1F5F9;
  --ink-mute:  #94A3B8;
  --ink-dim:   #64748B;
  --line:      #334155;
  --line-soft: rgba(148, 163, 184, 0.14);

  --accent:      #38BDF8; /* celeste — acción, links, CTA */
  --accent-hi:   #7DD3FC; /* celeste hover */
  --accent-deep: #0EA5E9; /* celeste profundo, para degradé */
  --accent-cyan: #22D3EE; /* cian, para degradé */
  --accent-ia:   #5EEAD4; /* turquesa — SOLO detalle de marca / palabra IA */

  --whatsapp: #25D366;
  --whatsapp-deep: #128C4A;

  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 24px;

  --container: 1180px;
  --nav-h: 76px;

  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-in-out: cubic-bezier(.65,0,.35,1);
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', Arial, Helvetica, sans-serif;
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

.skip-link {
  position: absolute; top: -60px; left: 1rem; z-index: 1000;
  background: var(--accent); color: var(--bg); padding: .75rem 1.25rem;
  border-radius: var(--radius-s); font-weight: 700; transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

em {
  font-style: normal;
  color: var(--accent-ia);
}

/* ---------------------------------- Buttons ---------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .95rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .98rem;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: transform .35s var(--ease-out), background .25s var(--ease-out), box-shadow .35s var(--ease-out), border-color .25s var(--ease-out);
  will-change: transform;
}
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--accent);
  color: #04121F;
  box-shadow: 0 0 0 0 rgba(56,189,248,0);
}
.btn-primary:hover {
  background: var(--accent-hi);
  box-shadow: 0 8px 32px -8px rgba(56,189,248,.55);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: #04120A;
}
.btn-whatsapp:hover {
  background: #2fe377;
  box-shadow: 0 8px 32px -8px rgba(37,211,102,.5);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-hi);
}

.btn-sm { padding: .7rem 1.2rem; font-size: .88rem; }
.btn-block { width: 100%; }

.icon-wa { width: 18px; height: 18px; flex: none; }

/* ---------------------------------- Nav ---------------------------------- */

.nav {
  position: sticky; top: 0; z-index: 500;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.nav-logo { display: flex; align-items: center; gap: .65rem; flex: none; }
.nav-logo img { height: 42px; width: auto; }
.nav-logo-text { font-weight: 800; font-size: 1.05rem; letter-spacing: -.01em; }
.nav-logo-text b { color: var(--accent-ia); font-weight: 800; }

.nav-links {
  display: flex; align-items: center; gap: 2rem;
  font-weight: 600; font-size: .93rem; color: var(--ink-mute);
}
.nav-links a { position: relative; padding-block: .3rem; transition: color .2s var(--ease-out); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--accent); transition: right .3s var(--ease-out);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after { right: 0; background: var(--accent-ia); }

.nav-cta { display: flex; align-items: center; gap: .75rem; flex: none; }

.nav-toggle {
  display: none; flex: none; width: 42px; height: 42px; border-radius: 10px;
  border: 1px solid var(--line); background: transparent; position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 10px; right: 10px; height: 2px; background: var(--ink);
  transition: transform .3s var(--ease-out), opacity .3s var(--ease-out);
}
.nav-toggle span { top: 20px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn-ghost-label { display: none; }

  .nav-mobile {
    position: fixed; inset: var(--nav-h) 0 0 0; z-index: 400;
    background: var(--bg); padding: 2rem clamp(1.25rem, 6vw, 3rem);
    display: flex; flex-direction: column; gap: 1.75rem;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .35s var(--ease-out), opacity .3s var(--ease-out);
  }
  .nav-mobile.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-mobile a { font-size: 1.4rem; font-weight: 700; }
  .nav-mobile .btn { margin-top: .5rem; }
}
@media (min-width: 861px) {
  .nav-mobile { display: none; }
}

/* ---------------------------------- Hero / mouse gradient ---------------------------------- */

.hero {
  position: relative;
  padding-top: clamp(4.5rem, 10vw, 7rem);
  padding-bottom: clamp(4rem, 9vw, 6rem);
  overflow: clip;
}

.hero-gradient {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle 620px at var(--mx, 22%) var(--my, 28%), rgba(56,189,248,.30) 0%, transparent 60%),
    radial-gradient(circle 720px at calc(var(--mx, 22%) + 30%) calc(var(--my, 28%) + 26%), rgba(94,234,212,.20) 0%, transparent 62%),
    radial-gradient(circle 900px at 80% 85%, rgba(14,165,233,.16) 0%, transparent 65%),
    var(--bg);
  filter: blur(10px);
  transition: background .5s ease-out;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .82rem; font-weight: 700; letter-spacing: .02em;
  color: var(--accent-ia);
  background: rgba(94,234,212,.08);
  border: 1px solid rgba(94,234,212,.28);
  padding: .45rem .9rem; border-radius: 999px;
  margin-bottom: 1.75rem;
}
.hero-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-ia); box-shadow: 0 0 0 4px rgba(94,234,212,.18); }

.hero-title {
  font-size: clamp(2.4rem, 5.6vw, 4.6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
  text-wrap: balance;
  max-width: 20ch;
}

.hero-sub {
  margin-top: 1.5rem;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-mute);
  max-width: 46ch;
  text-wrap: pretty;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.25rem; }

.hero-trust {
  display: flex; flex-wrap: wrap; gap: .6rem 1.6rem;
  margin-top: 2.75rem; padding-top: 1.75rem;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-dim); font-size: .88rem; font-weight: 600;
}
.hero-trust span { display: inline-flex; align-items: center; gap: .5rem; }
.hero-trust span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex: none; }

.hero-figure { margin-top: clamp(3rem, 6vw, 4.5rem); }
.hero-figure img { max-width: 640px; margin-inline: auto; }

/* ---------------------------------- Sections ---------------------------------- */

section { position: relative; }
.section { padding-block: clamp(4rem, 8vw, 6.5rem); }
.section-soft { background: var(--bg-soft); }
.section-border-top { border-top: 1px solid var(--line-soft); }

.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.section-head.is-center { margin-inline: auto; text-align: center; }

.kicker {
  display: block; font-size: .82rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .9rem;
}
.section-title {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  font-weight: 800; letter-spacing: -.015em; line-height: 1.12;
  text-wrap: balance;
}
.section-lead {
  margin-top: 1rem; color: var(--ink-mute); font-size: 1.08rem; max-width: 56ch;
}
.section-head.is-center .section-lead { margin-inline: auto; }

/* ---- Pain / manifesto ---- */

.pain-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.pain-copy p + p { margin-top: 1.1rem; }
.pain-copy p { color: var(--ink-mute); font-size: 1.05rem; }
.pain-copy strong { color: var(--ink); font-weight: 700; }
.pain-figure { position: relative; }
.pain-figure::before {
  content: ""; position: absolute; inset: -12% -14%;
  background: radial-gradient(closest-side, rgba(56,189,248,.16), transparent 72%);
  filter: blur(30px); z-index: -1;
}
@media (max-width: 900px) {
  .pain-grid { grid-template-columns: 1fr; }
  .pain-figure { order: -1; max-width: 360px; margin-inline: auto; }
}

/* ---- Cómo funciona ---- */

.steps-figure { margin-bottom: clamp(2rem, 5vw, 3rem); border-radius: var(--radius-l); overflow: hidden; border: 1px solid var(--line-soft); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.step-card {
  background: var(--bg-card); border: 1px solid var(--line-soft); border-radius: var(--radius-m);
  padding: 1.6rem 1.4rem;
}
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 10px;
  background: rgba(56,189,248,.12); color: var(--accent);
  font-weight: 800; font-size: .95rem; margin-bottom: 1rem;
}
.step-card h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: .5rem; }
.step-card p { color: var(--ink-mute); font-size: .92rem; }
@media (max-width: 900px) { .steps-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps-grid { grid-template-columns: 1fr; } }

/* ---- Cards genéricas / planes ---- */

.card-grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.plan-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-l);
  padding: clamp(1.75rem, 3vw, 2.4rem);
  display: flex; flex-direction: column;
  transition: transform .4s var(--ease-out), border-color .3s var(--ease-out), box-shadow .4s var(--ease-out);
}
.plan-card:hover { transform: translateY(-4px); border-color: rgba(56,189,248,.35); box-shadow: 0 18px 44px -22px rgba(56,189,248,.35); }

.plan-card .plan-icon { width: 46px; height: 46px; margin-bottom: 1.25rem; }
.plan-card .plan-name { font-size: 1.2rem; font-weight: 800; }
.plan-card .plan-for { color: var(--ink-dim); font-size: .88rem; margin-top: .3rem; }
.plan-card .plan-price { margin-top: 1.4rem; display: flex; align-items: baseline; gap: .4rem; }
.plan-card .plan-price .from { color: var(--ink-dim); font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.plan-card .plan-price .amount { font-size: 2rem; font-weight: 800; letter-spacing: -.02em; }
.plan-card .plan-price .unit { color: var(--ink-mute); font-size: .9rem; }
.plan-card .plan-note { color: var(--ink-dim); font-size: .82rem; margin-top: .35rem; }

.plan-features { margin-top: 1.5rem; display: flex; flex-direction: column; gap: .65rem; flex: 1; }
.plan-features li { display: flex; gap: .6rem; font-size: .92rem; color: var(--ink-mute); align-items: flex-start; }
.plan-features li::before {
  content: ""; flex: none; width: 18px; height: 18px; margin-top: .1rem; border-radius: 6px;
  background: rgba(56,189,248,.14);
  background-image: linear-gradient(135deg, var(--accent), var(--accent-cyan));
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/62% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/62% no-repeat;
}

.plan-card .btn { margin-top: 1.75rem; }

.plan-card.is-featured {
  border-color: rgba(94,234,212,.4);
  background: linear-gradient(180deg, var(--bg-card-2), var(--bg-card));
}
.plan-card.is-featured::before {
  content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--accent), var(--accent-ia));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: .55;
}
.plan-badge {
  position: absolute; top: -13px; left: 2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-ia));
  color: #04121F; font-weight: 800; font-size: .76rem; letter-spacing: .03em; text-transform: uppercase;
  padding: .4rem .85rem; border-radius: 999px;
}

/* ---- Combo showcase (protagonista) ---- */

.combo-showcase {
  position: relative;
  border-radius: var(--radius-l);
  border: 1px solid rgba(94,234,212,.28);
  background: radial-gradient(120% 160% at 15% 0%, rgba(56,189,248,.14), transparent 55%),
              radial-gradient(120% 160% at 100% 100%, rgba(94,234,212,.12), transparent 55%),
              var(--bg-card);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 3rem);
  align-items: center;
  overflow: clip;
}
.combo-icon { width: 60px; height: 60px; margin-bottom: 1.5rem; }
.combo-showcase h2 { font-size: clamp(1.9rem, 3.2vw, 2.5rem); font-weight: 800; letter-spacing: -.015em; line-height: 1.12; }
.combo-showcase .section-lead { margin-top: 1rem; }
.combo-features { margin-top: 1.75rem; display: grid; gap: .75rem; }
.combo-features li { display: flex; gap: .65rem; font-size: .98rem; color: var(--ink-mute); }
.combo-features li::before {
  content: ""; flex: none; width: 20px; height: 20px; margin-top: .05rem; border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-ia));
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/64% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/64% no-repeat;
}
.combo-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.25rem; }
.combo-price-box {
  background: var(--bg-soft); border: 1px solid var(--line-soft); border-radius: var(--radius-m);
  padding: clamp(1.75rem, 3vw, 2.25rem);
}
.combo-price-box .from { color: var(--ink-dim); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; }
.combo-price-box .amount { font-size: clamp(2.2rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: -.02em; margin-top: .3rem; }
.combo-price-box .amount small { font-size: 1.1rem; color: var(--ink-mute); font-weight: 600; }
.combo-price-box .plus { margin-top: .6rem; color: var(--ink-mute); font-size: .95rem; }
.combo-price-box .fx-note { margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--line-soft); color: var(--ink-dim); font-size: .82rem; }
@media (max-width: 900px) { .combo-showcase { grid-template-columns: 1fr; } }

/* ---- Piloto (gancho de precio) ---- */

.pilot-band {
  border-radius: var(--radius-l);
  background: linear-gradient(135deg, rgba(56,189,248,.14), rgba(94,234,212,.08));
  border: 1px solid rgba(56,189,248,.28);
  padding: clamp(2rem, 5vw, 3rem);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 2rem;
}
.pilot-copy { max-width: 44ch; }
.pilot-copy .kicker { color: var(--accent-ia); }
.pilot-copy h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); font-weight: 800; letter-spacing: -.01em; }
.pilot-copy p { margin-top: .85rem; color: var(--ink-mute); }
.pilot-price { text-align: right; flex: none; }
.pilot-price .ars { font-size: clamp(2rem, 3.6vw, 2.6rem); font-weight: 800; }
.pilot-price .usd { color: var(--ink-mute); font-size: .95rem; margin-top: .2rem; }
.pilot-price .btn { margin-top: 1.1rem; }
@media (max-width: 720px) { .pilot-band { flex-direction: column; align-items: flex-start; } .pilot-price { text-align: left; } }

/* ---- Launch callout ---- */

.launch-callout {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  padding: 1.1rem 1.5rem; border-radius: var(--radius-m);
  background: rgba(94,234,212,.07); border: 1px solid rgba(94,234,212,.25);
  font-size: .92rem; color: var(--ink-mute);
}
.launch-callout strong { color: var(--ink); }
.launch-callout .badge {
  flex: none; background: var(--accent-ia); color: #04241F; font-weight: 800;
  font-size: .74rem; text-transform: uppercase; letter-spacing: .04em;
  padding: .35rem .7rem; border-radius: 999px;
}

/* ---- FAQ ---- */

.faq-list { display: flex; flex-direction: column; gap: .8rem; }
.faq-item { border: 1px solid var(--line-soft); border-radius: var(--radius-m); background: var(--bg-card); overflow: clip; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.25rem 1.5rem; background: none; border: none; color: var(--ink); text-align: left;
  font-weight: 700; font-size: 1rem;
}
.faq-q .plus { flex: none; width: 22px; height: 22px; position: relative; }
.faq-q .plus::before, .faq-q .plus::after {
  content: ""; position: absolute; background: var(--accent); border-radius: 2px; transition: transform .3s var(--ease-out);
}
.faq-q .plus::before { top: 50%; left: 0; right: 0; height: 2px; transform: translateY(-50%); }
.faq-q .plus::after { left: 50%; top: 0; bottom: 0; width: 2px; transform: translateX(-50%); }
.faq-item[data-open="true"] .plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height .35s var(--ease-out);
  padding: 0 1.5rem;
}
.faq-a p { padding-bottom: 1.35rem; color: var(--ink-mute); font-size: .95rem; max-width: 68ch; }
.faq-item[data-open="true"] .faq-a { max-height: 400px; }

/* ---- Comparativa de precios ---- */

.price-table-wrap { overflow-x: auto; border-radius: var(--radius-l); border: 1px solid var(--line-soft); }
.price-table { width: 100%; border-collapse: collapse; min-width: 760px; background: var(--bg-card); }
.price-table th, .price-table td { padding: 1.1rem 1.4rem; text-align: left; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.price-table thead th { background: var(--bg-soft); font-size: .95rem; }
.price-table tbody th { color: var(--ink-mute); font-weight: 600; font-size: .88rem; white-space: nowrap; }
.price-table td { font-size: .92rem; color: var(--ink-mute); }
.price-table tr:last-child td, .price-table tr:last-child th { border-bottom: none; }
.price-table .plan-col-name { color: var(--ink); font-weight: 800; font-size: 1rem; }
.price-table .plan-col-price { color: var(--ink); font-weight: 700; }
.price-table .is-featured-col { background: rgba(94,234,212,.05); }
.price-table td.cta-cell, .price-table th.cta-cell { text-align: left; }

/* ---- CTA final ---- */

.final-cta {
  border-radius: var(--radius-l);
  padding: clamp(2.5rem, 6vw, 4rem);
  text-align: center;
  background: radial-gradient(120% 140% at 50% 0%, rgba(56,189,248,.16), transparent 60%), var(--bg-card);
  border: 1px solid var(--line-soft);
}
.final-cta h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 800; letter-spacing: -.015em; text-wrap: balance; max-width: 22ch; margin-inline: auto; }
.final-cta p { margin-top: 1rem; color: var(--ink-mute); max-width: 46ch; margin-inline: auto; }
.final-cta .hero-actions { justify-content: center; margin-top: 2rem; }

/* ---------------------------------- Footer ---------------------------------- */

.site-footer { border-top: 1px solid var(--line-soft); padding-block: 3.5rem 2.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand p { color: var(--ink-dim); font-size: .9rem; max-width: 34ch; }
.footer-col h4 { font-size: .82rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-dim); margin-bottom: 1rem; }
.footer-col ul { display: flex; flex-direction: column; gap: .65rem; }
.footer-col a { color: var(--ink-mute); font-size: .93rem; transition: color .2s var(--ease-out); }
.footer-col a:hover { color: var(--accent-hi); }
.footer-bottom {
  margin-top: 3rem; padding-top: 1.75rem; border-top: 1px solid var(--line-soft);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  color: var(--ink-dim); font-size: .82rem;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------------------------------- Reveal on scroll ---------------------------------- */

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensive net — gotcha A.4.5 */

@media (prefers-reduced-motion: reduce) {
  .reveal { transition-duration: .01s; }
}

/* ---------------------------------- Misc ---------------------------------- */

.divider { height: 1px; background: var(--line-soft); border: none; margin: 0; }

.page-hero {
  padding-top: clamp(4rem, 8vw, 6rem);
  padding-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.page-hero .kicker { color: var(--accent-ia); }
.page-hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 800; letter-spacing: -.02em; line-height: 1.08; max-width: 18ch; }
.page-hero p { margin-top: 1.25rem; color: var(--ink-mute); font-size: 1.1rem; max-width: 52ch; }
.page-hero-icon { width: 52px; height: 52px; margin-bottom: 1.5rem; }

.stat-row { display: flex; flex-wrap: wrap; gap: 2.5rem; margin-top: 2.5rem; }
.stat { min-width: 140px; }
.stat .num { font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 800; color: var(--accent); }
.stat .label { color: var(--ink-dim); font-size: .85rem; margin-top: .2rem; }

.note-box {
  border-radius: var(--radius-m); border: 1px solid var(--line-soft); background: var(--bg-card);
  padding: 1.5rem 1.75rem; color: var(--ink-mute); font-size: .93rem;
}
.note-box strong { color: var(--ink); }