/* =============================================================
   KORVEL — Landing premium (dark tech / navy + cyan)
   Archivo dedicado del landing. El blog usa style.css (no tocar).
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Paleta Korvel */
  --bg:        #0B1220;   /* azul marino profundo */
  --bg-2:      #0E1A2E;   /* panel */
  --bg-3:      #12233F;   /* card */
  --navy-mid:  #1B3A5C;   /* azul medio */
  --accent:    #00D4FF;   /* cyan eléctrico */
  --accent-2:  #38E1FF;   /* cyan claro (gradientes) */
  --accent-deep: #0A85A8; /* cyan profundo */

  --ink:       #EAF2FC;   /* texto principal (nunca #fff puro) */
  --ink-soft:  #C4D3E6;
  --ink-mute:  #8298B4;   /* metadatos */
  --ink-dim:   #52657E;   /* texto tenue / placeholders */

  --line:      rgba(146, 178, 216, 0.14);
  --line-soft: rgba(146, 178, 216, 0.08);
  --glow:      rgba(0, 212, 255, 0.55);

  /* Tipografía */
  --display: "Space Grotesk", system-ui, sans-serif;
  --sans:    "Inter", system-ui, -apple-system, sans-serif;

  /* Easings */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --gutter: clamp(1.15rem, 4vw, 2.5rem);
  --maxw: 1200px;
  --radius: 18px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}

/* Capa ambiente fija: UNA sola imagen (red de nodos) para toda la web, incluido el hero,
   + aurora de color. Al ser fija y única, no hay "escalón" entre el hero y el resto al scrollear. */
.bg-ambient {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(11, 18, 32, .74), rgba(11, 18, 32, .82)),
    url("img/hero-bg.webp?v=20260721o") center center / cover no-repeat;
}
/* Dos orbes desenfocados, centrados horizontalmente para que la luz sea pareja
   a los dos lados (evita que se lea una "línea" o degradado hacia un costado). */
.bg-ambient::before,
.bg-ambient::after {
  content: ""; position: absolute; left: 50%; transform: translateX(-50%);
  border-radius: 50%; filter: blur(110px);
}
.bg-ambient::before {
  top: -12%; width: 68vw; height: 40vw;
  background: radial-gradient(closest-side, rgba(0, 212, 255, .10), transparent 72%);
}
.bg-ambient::after {
  bottom: -14%; width: 72vw; height: 42vw;
  background: radial-gradient(closest-side, rgba(56, 225, 255, .08), transparent 72%);
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
  font-weight: 700;
}
::selection { background: var(--accent); color: var(--bg); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.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: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--accent); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600;
  transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--sans);
  font-size: .74rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
}
.accent { color: var(--accent); }
.grad-text {
  background: linear-gradient(120deg, var(--accent-2) 0%, var(--accent) 45%, #7FEBFF 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* Brand mark (mismo tratamiento que .logo-mark en style.css, usado en el blog) */
.brand-mark {
  font-family: var(--display); font-weight: 700; letter-spacing: -0.5px;
  display: inline-flex; align-items: baseline;
}
.brand-mark .kor { color: var(--ink); }
.brand-mark .vel {
  color: var(--accent);
  font-style: italic;
  display: inline-block;
  transform: skewX(-8deg);
  text-shadow: 0 0 18px rgba(0,212,255,0.35);
}

/* =============================================================
   4. Buttons
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .95rem 1.5rem;
  font-family: var(--sans); font-weight: 600; font-size: .96rem;
  border-radius: 12px;
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out),
              background-color .3s var(--ease-out), color .3s var(--ease-out);
  will-change: transform;
}
.btn svg { transition: transform .4s var(--ease-out); }
.btn-primary {
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 100%);
  color: #04121C;
  box-shadow: 0 10px 30px -8px var(--glow), inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 44px -10px var(--glow), inset 0 1px 0 rgba(255,255,255,.45);
}
.btn-primary:hover svg { transform: translateX(4px); }
.btn-primary:active { transform: translateY(-1px); transition-duration: .12s; }

.btn-ghost {
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(146,178,216,0.03);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 16px 34px -14px rgba(0,0,0,.6);
}

/* =============================================================
   5. Navigation
   ============================================================= */
.topnav {
  position: fixed; top: 0; inset-inline: 0; z-index: 100;
  transition: background-color .4s var(--ease-out), backdrop-filter .4s var(--ease-out),
              border-color .4s var(--ease-out), box-shadow .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.topnav .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.topnav.is-scrolled {
  background: rgba(11,18,32,0.72);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom-color: var(--line-soft);
  box-shadow: 0 8px 30px -18px rgba(0,0,0,.8);
}
.nav-logo { font-size: 20px; }
.nav-links { display: none; align-items: center; gap: 2rem; }
@media (min-width: 900px) { .nav-links { display: flex; } }
.nav-link {
  position: relative; font-weight: 500; font-size: .93rem;
  color: var(--ink-soft); padding: .3rem 0;
  transition: color .3s var(--ease-out);
}
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1.5px; background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .4s var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta {
  padding: .6rem 1.1rem; font-size: .9rem; border-radius: 10px;
  background: rgba(0,212,255,.1); color: var(--accent);
  border: 1px solid rgba(0,212,255,.28);
  font-weight: 600;
  transition: background-color .3s var(--ease-out), transform .3s var(--ease-out);
}
.nav-cta:hover { background: rgba(0,212,255,.18); transform: translateY(-2px); }

.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;
}
.nav-toggle {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; width: 40px; height: 40px; padding: 0; border: 0;
  background: none; cursor: pointer; z-index: 101;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--ink);
  transition: transform .3s var(--ease-out), opacity .3s var(--ease-out);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (min-width: 900px) { .nav-toggle { display: none; } }

@media (max-width: 899px) {
  .nav-links {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: fixed; top: 72px; left: 0; right: 0;
    max-height: calc(100svh - 72px); overflow-y: auto;
    background: rgba(11,18,32,.97);
    backdrop-filter: blur(14px) saturate(150%);
    -webkit-backdrop-filter: blur(14px) saturate(150%);
    border-bottom: 1px solid var(--line-soft);
    padding: .5rem 1.5rem 1.5rem;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .25s var(--ease-out), transform .25s var(--ease-out);
  }
  .nav-links.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-link { padding: .9rem 0; border-bottom: 1px solid var(--line-soft); }
  .nav-cta { margin-top: 1.1rem; text-align: center; }
}

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding-top: 92px; padding-bottom: 3rem;
  overflow: hidden;
  isolation: isolate;
}
/* capa 0 — el hero ya no lleva imagen ni velo propios: usa tal cual la capa fija
   compartida (.bg-ambient) para tener exactamente la misma tonalidad que el resto
   de la web. Sin este elemento no queda ningún rastro en el DOM/JS a ajustar. */
/* capa 2 — glow estático de ambiente */
.hero-glow {
  position: absolute; inset: -20%; z-index: -2;
  background:
    radial-gradient(46% 46% at 78% 8%,
      rgba(27,58,92,0.55) 0%, transparent 60%),
    radial-gradient(50% 40% at 12% 90%,
      rgba(10,133,168,0.20) 0%, transparent 60%);
  filter: blur(28px);
  pointer-events: none;
}
.hero-inner {
  display: grid; gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 1000px) {
  .hero-inner { grid-template-columns: 1.15fr 0.85fr; }
}

.hero-badge {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .4rem .85rem .4rem .5rem;
  border: 1px solid var(--line); border-radius: 100px;
  background: rgba(146,178,216,0.04);
  font-size: .8rem; color: var(--ink-mute);
  margin-bottom: 1.6rem;
}
.hero-badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(0,212,255,.16);
  animation: pulse 2.4s var(--ease-soft) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(0,212,255,.18); }
  50%      { box-shadow: 0 0 0 7px rgba(0,212,255,.05); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6.4vw, 4.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  max-width: 15ch;
}
.hero-sub {
  margin-top: 1.5rem;
  font-size: clamp(1.02rem, 1.6vw, 1.22rem);
  color: var(--ink-soft);
  max-width: 46ch;
  line-height: 1.6;
}
.hero-actions {
  margin-top: 2.2rem;
  display: flex; flex-wrap: wrap; gap: .9rem;
}
.hero-trust {
  margin-top: 1.6rem;
  display: flex; align-items: center; gap: .55rem;
  font-size: .86rem; color: var(--ink-mute);
}
.hero-trust svg { color: var(--accent); flex-shrink: 0; }

/* Panel visual del hero (placeholder de mockup) */
.hero-visual {
  position: relative;
}
.panel {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(27,58,92,0.28), rgba(14,26,46,0.55));
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.05);
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; gap: .5rem;
  padding: .85rem 1.1rem;
  border-bottom: 1px solid var(--line-soft);
}
.panel-head .tl { width: 10px; height: 10px; border-radius: 50%; background: var(--ink-dim); }
.panel-head .tl:nth-child(2){ background:#3a4a63; } .panel-head .tl:nth-child(3){ background:#2f3e55; }
.panel-head .panel-title { margin-left: .6rem; font-size: .78rem; color: var(--ink-mute); font-family: var(--display); }
.panel-body { padding: 1.4rem 1.3rem 1.6rem; }

/* Mini "process map" decorativo (BPMN abstracto) */
.flow { display: grid; gap: .75rem; }
.flow-row { display: flex; align-items: center; gap: .6rem; }
.flow-node {
  flex: 1; padding: .7rem .8rem; border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(146,178,216,0.04);
  font-size: .78rem; color: var(--ink-soft);
  display: flex; align-items: center; gap: .5rem;
}
.flow-node .ic {
  width: 26px; height: 26px; border-radius: 7px; flex-shrink: 0;
  display: grid; place-items: center;
  background: rgba(0,212,255,.12); color: var(--accent);
}
.flow-node.is-alert { border-color: rgba(255,120,90,.35); }
.flow-node.is-alert .ic { background: rgba(255,120,90,.14); color: #FF8B6B; }
.flow-node.is-ok { border-color: rgba(0,212,255,.4); box-shadow: 0 0 0 1px rgba(0,212,255,.12); }
.flow-arrow { color: var(--ink-dim); flex-shrink: 0; }
.flow-tag {
  margin-top: .4rem; align-self: flex-start;
  font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); font-weight: 600;
  padding: .25rem .6rem; border-radius: 100px;
  background: rgba(0,212,255,.08); border: 1px solid rgba(0,212,255,.2);
}

.hero-visual .orb {
  position: absolute; z-index: -1;
  width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,.35), transparent 65%);
  filter: blur(30px);
  top: -40px; right: -30px;
}

/* =============================================================
   7. Section shell
   ============================================================= */
.section { position: relative; padding-block: clamp(4.5rem, 9vw, 8rem); }
.section-num {
  font-family: var(--display); font-weight: 700;
  font-size: .82rem; letter-spacing: .2em;
  color: var(--accent); opacity: .85;
}
.section-head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 3.8rem); }
.section-head h2 {
  font-size: clamp(2rem, 4.3vw, 3.1rem);
  margin-top: .9rem;
  letter-spacing: -0.03em;
}
.section-head .lead {
  margin-top: 1.1rem; font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--ink-mute); max-width: 52ch;
}
.section-divider { height: 1px; background: var(--line-soft); }

/* =============================================================
   8. Marquee (sectores)
   ============================================================= */
.marquee {
  position: relative; overflow: hidden;
  padding-block: 1.6rem;
  border-block: 1px solid var(--line-soft);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: inline-flex; gap: 3rem; white-space: nowrap; will-change: transform;
  animation: marquee 34s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex; align-items: center; gap: .8rem;
  font-family: var(--display); font-weight: 600;
  font-size: 1.05rem; color: var(--ink-mute);
}
.marquee-item::before { content: "◆"; color: var(--accent); font-size: .6rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =============================================================
   9. Problema — grid de cards
   ============================================================= */
.problema-lead {
  display: grid; gap: 2.5rem; align-items: center;
  grid-template-columns: 1fr;
  margin-bottom: 3.2rem;
}
@media (min-width: 900px) {
  .problema-lead { grid-template-columns: 1.05fr 0.95fr; gap: clamp(2.5rem, 5vw, 4.5rem); }
}
.problema-statement {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  line-height: 1.28; letter-spacing: -0.02em;
  color: var(--ink); max-width: 20ch;
  margin-bottom: 0;
}
.problema-statement .hl { color: var(--accent); }

.problema-aside {
  position: relative;
  padding: 1.6rem 1.6rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(90% 60% at 100% 0%, rgba(0,212,255,.08), transparent 60%),
    linear-gradient(180deg, var(--bg-3), var(--bg-2));
}
.aside-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--sans); font-size: .76rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
  margin-bottom: 1.2rem;
}
.aside-eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px rgba(0,212,255,.14);
}
.aside-list { list-style: none; display: grid; gap: .9rem; }
.aside-list li {
  display: flex; gap: .7rem; align-items: flex-start;
  font-size: .96rem; color: var(--ink-soft); line-height: 1.45;
}
.aside-list li::before {
  content: ""; flex-shrink: 0; margin-top: .55rem;
  width: 16px; height: 2px; border-radius: 2px;
  background: var(--accent); opacity: .7;
}

.cost-grid {
  display: grid; gap: 1.1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .cost-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .cost-grid { grid-template-columns: repeat(4, 1fr); } }

.cost-card {
  position: relative;
  padding: 1.6rem 1.4rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  overflow: hidden;
  transition: transform .5s var(--ease-soft), border-color .4s var(--ease-out),
              box-shadow .5s var(--ease-soft);
}
.cost-card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(80% 60% at 50% -10%, rgba(0,212,255,.1), transparent 60%);
  opacity: 0; transition: opacity .5s var(--ease-out);
}
.cost-card:hover {
  border-color: rgba(0,212,255,.4);
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.7);
}
.cost-card:hover::before { opacity: 1; }
.cost-ic {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 1.1rem;
  background: rgba(0,212,255,.1); color: var(--accent);
  border: 1px solid rgba(0,212,255,.22);
}
.cost-card h3 { font-size: 1.1rem; margin-bottom: .5rem; letter-spacing: -0.01em; }
.cost-card p { font-size: .9rem; color: var(--ink-mute); line-height: 1.55; }
.cost-tag {
  display: inline-block; margin-top: 1rem;
  font-size: .74rem; font-weight: 600; color: #FF9C7E;
  padding: .28rem .7rem; border-radius: 100px;
  background: rgba(255,120,90,.1); border: 1px solid rgba(255,120,90,.25);
}

/* =============================================================
   10. Cómo trabajo — timeline
   ============================================================= */
.steps { display: grid; gap: 0; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(4, 1fr); } }

.step {
  position: relative; padding: 2rem 1.4rem;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(18,35,63,0.4), rgba(14,26,46,0.2));
  transition: background-color .4s var(--ease-out), transform .5s var(--ease-soft);
}
.step:first-child { border-top-left-radius: var(--radius); border-top-right-radius: var(--radius); }
.step:last-child  { border-bottom-left-radius: var(--radius); border-bottom-right-radius: var(--radius); }
@media (min-width: 900px) {
  .step:first-child { border-radius: var(--radius) 0 0 var(--radius); }
  .step:last-child  { border-radius: 0 var(--radius) var(--radius) 0; }
  .step:not(:first-child) { border-left: none; }
}
@media (max-width: 899px) {
  .step:not(:first-child) { border-top: none; }
}
.step:hover { background: linear-gradient(180deg, rgba(0,212,255,.06), rgba(14,26,46,0.3)); }
.step-num {
  font-family: var(--display); font-weight: 700;
  font-size: 2.4rem; line-height: 1;
  color: transparent; -webkit-text-stroke: 1.5px var(--accent);
  opacity: .5; margin-bottom: 1.1rem;
  transition: opacity .4s var(--ease-out);
}
.step:hover .step-num { opacity: 1; }
.step h3 { font-size: 1.12rem; margin-bottom: .55rem; }
.step p { font-size: .9rem; color: var(--ink-mute); line-height: 1.55; }
.step-connector {
  display: none; position: absolute; top: 3.15rem; right: -7px; z-index: 2;
  width: 14px; height: 14px; color: var(--accent);
}
@media (min-width: 900px) {
  .step:not(:last-child) .step-connector { display: block; }
}

/* =============================================================
   11. Impacto — stat band
   ============================================================= */
.stats {
  display: grid; gap: 1.5rem 1rem;
  grid-template-columns: repeat(2, 1fr);
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background:
    radial-gradient(60% 120% at 50% 0%, rgba(0,212,255,.08), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}
@media (min-width: 800px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { text-align: center; }
.stat-num {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  line-height: 1; letter-spacing: -0.03em;
  color: var(--ink);
}
.stat-num .suffix { color: var(--accent); }
.stat-label { margin-top: .6rem; font-size: .86rem; color: var(--ink-mute); }

/* =============================================================
   12. Oferta card
   ============================================================= */
.oferta-card {
  position: relative;
  display: grid; gap: 2rem;
  grid-template-columns: 1fr;
  padding: clamp(1.8rem, 4vw, 3rem);
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    radial-gradient(70% 90% at 100% 0%, rgba(0,212,255,.12), transparent 55%),
    linear-gradient(180deg, var(--bg-3), var(--bg-2));
  overflow: hidden;
  isolation: isolate;
}
@media (min-width: 900px) { .oferta-card { grid-template-columns: 1fr 1fr; align-items: center; } }
.oferta-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  border-radius: inherit; padding: 1px;
  background: linear-gradient(140deg, rgba(0,212,255,.4), transparent 40%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}
.oferta-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
.oferta-price { margin-top: .6rem; color: var(--ink-mute); font-size: 1rem; }
.oferta-list { list-style: none; display: grid; gap: .9rem; }
.oferta-list li { display: flex; gap: .7rem; align-items: flex-start; font-size: .96rem; color: var(--ink-soft); }
.oferta-list svg { color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.oferta-badge {
  grid-column: 1 / -1;
  display: flex; gap: .8rem; align-items: flex-start;
  padding: 1.1rem 1.2rem; border-radius: 14px;
  background: rgba(0,212,255,.06); border: 1px solid rgba(0,212,255,.2);
  font-size: .9rem; color: var(--ink-soft); line-height: 1.55;
}
.oferta-badge svg { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.oferta-badge strong { color: var(--ink); }

/* =============================================================
   13. Preguntas frecuentes
   ============================================================= */
.faq-list { display: grid; gap: .9rem; max-width: 760px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-3), var(--bg-2));
  overflow: hidden;
  transition: border-color .4s var(--ease-out);
}
.faq-item:hover { border-color: rgba(0,212,255,.3); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 1.2rem;
  padding: 1.15rem 1.4rem;
  font-family: var(--display); font-weight: 600; font-size: 1.02rem;
  color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item .faq-chevron {
  flex-shrink: 0; color: var(--accent);
  transition: transform .3s var(--ease-out);
}
.faq-item[open] .faq-chevron { transform: rotate(180deg); }
.faq-item p {
  padding: 0 1.4rem 1.3rem;
  font-size: .95rem; color: var(--ink-mute); line-height: 1.6;
  max-width: 62ch;
}
/* =============================================================
   14. Contacto / form
   ============================================================= */
.cta-final { position: relative; overflow: hidden; isolation: isolate; }
.cta-final .container {
  display: grid; gap: clamp(2.5rem, 5vw, 4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 960px) { .cta-final .container { grid-template-columns: 0.9fr 1.1fr; align-items: start; } }
.cta-info h2 { font-size: clamp(2rem, 4.2vw, 3rem); }
.cta-info .lead { margin-top: 1.1rem; color: var(--ink-mute); font-size: 1.08rem; max-width: 40ch; }
.cta-points { list-style: none; margin-top: 1.8rem; display: grid; gap: 1rem; }
.cta-points li { display: flex; gap: .7rem; align-items: flex-start; color: var(--ink-soft); font-size: .96rem; }
.cta-points svg { color: var(--accent); flex-shrink: 0; margin-top: 3px; }

.form-shell {
  position: relative;
  padding: clamp(1.6rem, 3.5vw, 2.4rem);
  border-radius: 22px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  box-shadow: 0 40px 90px -40px rgba(0,0,0,.8), 0 0 0 1px rgba(146, 178, 216, .06) inset;
}
/* Trampa antispam: fuera de pantalla, no oculta con display:none (los bots lo detectan). */
.hp-field {
  position: absolute; left: -9999px; top: auto;
  width: 1px; height: 1px; overflow: hidden;
}
.form-grid { display: grid; gap: 1.1rem; }
.form-grid + .form-grid { margin-top: 1.1rem; }
@media (min-width: 560px) { .form-grid.two { grid-template-columns: 1fr 1fr; } }
.field { position: relative; display: flex; flex-direction: column; gap: .45rem; }
.field label { font-size: .82rem; font-weight: 500; color: var(--ink-soft); }
.field .hint { color: var(--ink-dim); font-weight: 400; font-size: .76rem; }
.field input, .field textarea {
  width: 100%;
  padding: .85rem 1rem;
  font: inherit; font-size: .95rem;
  color: var(--ink);
  background: rgba(11,18,32,0.6);
  border: 1px solid var(--line);
  border-radius: 11px;
  transition: border-color .3s var(--ease-out), box-shadow .3s var(--ease-out), background-color .3s;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-dim); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,255,.14);
  background: rgba(11,18,32,0.9);
}
.form-submit {
  position: relative; width: 100%; margin-top: .4rem;
  padding: 1rem 1.5rem;
  overflow: hidden;
}
.form-note { margin-top: 1rem; font-size: .82rem; color: var(--ink-mute); text-align: center; }
.form-error {
  margin-top: .8rem; font-size: .82rem; text-align: center;
  color: #ff8a8a; display: none;
}
.form-error[aria-hidden="false"] { display: block; }
.form-error a { color: inherit; text-decoration: underline; }

/* estados de envío */
.form-submit .lbl { transition: opacity .3s var(--ease-out); display: inline-flex; align-items: center; gap: .5rem; }
.form-submit .spinner {
  position: absolute; inset: 0; display: grid; place-items: center; opacity: 0; pointer-events: none;
}
.form-submit .spinner::after {
  content: ""; width: 18px; height: 18px;
  border: 2px solid rgba(4,18,28,.35); border-top-color: #04121C;
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.contact-form.is-sending .form-submit .lbl { opacity: 0; }
.contact-form.is-sending .form-submit .spinner { opacity: 1; }

.form-success {
  position: absolute; inset: 0; z-index: 3;
  display: grid; place-content: center; text-align: center; gap: 1rem;
  padding: 2rem;
  border-radius: 22px;
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-soft);
}
.form-success.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.form-success .check {
  width: 62px; height: 62px; margin: 0 auto; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(0,212,255,.12); border: 1px solid rgba(0,212,255,.35);
  color: var(--accent);
}
.form-success h3 { font-size: 1.5rem; }
.form-success p { color: var(--ink-mute); max-width: 34ch; margin-inline: auto; }
.form-success .check svg path {
  stroke-dasharray: 26; stroke-dashoffset: 26;
  transition: stroke-dashoffset .6s var(--ease-out) .2s;
}
.form-success.is-visible .check svg path { stroke-dashoffset: 0; }

/* =============================================================
   15. Footer
   ============================================================= */
.site-footer {
  position: relative;
  padding-block: 3rem;
}
/* Línea superior suave, atenuada en los bordes para que no corte duro con el fondo */
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(146, 178, 216, .06), transparent);
}
.site-footer .container {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem;
}
.foot-brand { font-size: 1.4rem; }
.foot-links { display: flex; flex-wrap: wrap; gap: 1.3rem; align-items: center; font-size: .9rem; color: var(--ink-mute); }
.foot-links a { transition: color .3s var(--ease-out); }
.foot-links a:hover { color: var(--accent); }
.foot-copy { width: 100%; margin-top: .5rem; font-size: .82rem; color: var(--ink-dim); }

/* =============================================================
   16. Reveal on scroll
   ============================================================= */
/* Solo se ocultan si hay JS (clase .js). Sin JS, todo el contenido es visible. */
.js [data-reveal] {
  opacity: 0; transform: translateY(34px);
  transition: opacity .8s var(--ease-soft), transform .8s var(--ease-soft);
}
.js [data-reveal].is-revealed { opacity: 1; transform: none; }
.js [data-reveal][data-delay="1"] { transition-delay: .08s; }
.js [data-reveal][data-delay="2"] { transition-delay: .16s; }
.js [data-reveal][data-delay="3"] { transition-delay: .24s; }
.js [data-reveal][data-delay="4"] { transition-delay: .32s; }

/* tilt */
.has-tilt {
  --rx: 0deg; --ry: 0deg;
  transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
}

/* =============================================================
   17. Responsive tweaks
   ============================================================= */
@media (max-width: 999px) {
  .hero-visual { order: -1; max-width: 460px; }
}
@media (max-width: 560px) {
  .btn { width: 100%; }
  .hero-actions .btn { flex: 1 1 100%; }
}

/* =============================================================
   18. Reduced motion — solo gatea lo intrusivo
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-badge .dot { animation: none; }
  .marquee-track { animation-duration: 90s; }
  /* No desactivamos reveals/tilt/hover: se sienten como micro-interacción */
}