:root {
  --bg: #07111f;
  --bg-soft: #0c1a2d;
  --panel: rgba(16, 32, 53, 0.76);
  --panel-solid: #102035;
  --text: #f5f7fb;
  --muted: #a8b6c9;
  --line: rgba(255,255,255,0.12);
  --accent: #8ce6df;
  --accent-2: #b6a0ff;
  --gold: #e2c885;
  --shadow: 0 30px 70px rgba(0,0,0,0.35);
  --radius: 28px;
  --radius-sm: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(140,230,223,.08), transparent 35%),
    radial-gradient(circle at 85% 20%, rgba(182,160,255,.08), transparent 32%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; display: block; }

.container { width: min(92%, var(--max)); margin: 0 auto; }
.section-pad { padding: 104px 0; position: relative; }

.page-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .16;
  pointer-events: none;
  z-index: -1;
}
.page-glow--one { background: var(--accent); left: -150px; top: 20%; }
.page-glow--two { background: var(--accent-2); right: -160px; top: 55%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: .25s ease;
}
.site-header.scrolled {
  background: rgba(7,17,31,.83);
  backdrop-filter: blur(18px);
  border-color: var(--line);
}
.nav-wrap {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 13px; min-width: 0; }
.brand-mark {
  width: 46px; height: 46px; flex: 0 0 46px;
  border-radius: 15px;
  display: grid; place-items: center;
  color: #06131f;
  background: linear-gradient(135deg, var(--accent), #b7f0ec);
  box-shadow: 0 12px 28px rgba(140,230,223,.2);
  font-weight: 800;
  letter-spacing: -.04em;
}
.brand-text { display: grid; line-height: 1.18; }
.brand-text strong { font-size: .96rem; font-weight: 700; }
.brand-text small { color: var(--muted); margin-top: 5px; font-size: .78rem; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { color: #dce5ef; font-size: .92rem; position: relative; }
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 2px;
  background: var(--accent); transition: right .25s ease;
}
.main-nav a:hover::after { right: 0; }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-toggle span { display: block; width: 25px; height: 2px; background: white; margin: 5px 0; transition: .25s; }

.hero { padding-top: 72px; min-height: calc(100vh - 82px); display: grid; align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .76rem;
  font-weight: 700;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin: 18px 0 22px;
  max-width: 860px;
  font-size: clamp(3rem, 6.2vw, 6.4rem);
  line-height: .96;
  letter-spacing: -.058em;
  font-weight: 680;
}
h1 span { color: transparent; background: linear-gradient(120deg, #fff, var(--accent), #d8cdfd); -webkit-background-clip: text; background-clip: text; }
.hero-lead { color: #bec9d7; font-size: clamp(1rem, 1.45vw, 1.2rem); max-width: 720px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 36px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 50px; padding: 0 22px; border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700; font-size: .92rem;
  transition: transform .22s ease, background .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #06131f; background: linear-gradient(135deg, var(--accent), #c8f5f1); box-shadow: 0 14px 30px rgba(140,230,223,.18); }
.btn-secondary { border-color: var(--line); background: rgba(255,255,255,.04); color: #fff; }
.btn-secondary:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.2); }
.btn-full { width: 100%; }
.hero-meta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-meta div { padding: 14px 18px; min-width: 190px; background: rgba(255,255,255,.035); border: 1px solid var(--line); border-radius: 16px; }
.hero-meta span { display: block; color: var(--muted); font-size: .76rem; margin-bottom: 2px; }
.hero-meta strong { font-size: .96rem; }

.hero-visual { position: relative; min-height: 560px; display: grid; place-items: center; }
.visual-card--main {
  width: min(82vw, 410px); aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 28%, rgba(140,230,223,.2), transparent 30%),
    radial-gradient(circle at 70% 72%, rgba(182,160,255,.18), transparent 28%),
    rgba(13,29,48,.72);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow), inset 0 0 50px rgba(255,255,255,.03);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; position: relative; z-index: 2; padding: 55px;
}
.visual-card p { margin: 6px 0; font-size: 1rem; color: #dfe8f2; }
.visual-card strong { color: var(--gold); font-size: 2rem; font-weight: 400; }
.visual-orbit { position: absolute; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; }
.orbit-a { width: 480px; height: 480px; animation: spin 20s linear infinite; }
.orbit-b { width: 560px; height: 560px; border-style: dashed; opacity: .55; animation: spinReverse 28s linear infinite; }
.orbit-a::after, .orbit-b::after { content:""; position:absolute; width:10px; height:10px; border-radius:50%; background:var(--accent); top:12%; left:12%; box-shadow: 0 0 18px var(--accent); }
.orbit-b::after { background: var(--accent-2); top: 75%; left: 82%; box-shadow: 0 0 18px var(--accent-2); }
.pulse-ring { position:absolute; width:52%; height:52%; border-radius:50%; border:1px solid rgba(140,230,223,.35); animation:pulse 3s ease-in-out infinite; }
.brain-lines { width: 120px; height: 90px; position: relative; margin-bottom: 20px; }
.brain-lines span { position:absolute; left:50%; transform:translateX(-50%); height:2px; border-radius:10px; background: linear-gradient(90deg, transparent, var(--accent), transparent); }
.brain-lines span:nth-child(1){ width:55%; top:8px; }
.brain-lines span:nth-child(2){ width:78%; top:26px; }
.brain-lines span:nth-child(3){ width:100%; top:44px; }
.brain-lines span:nth-child(4){ width:78%; top:62px; }
.brain-lines span:nth-child(5){ width:52%; top:80px; }
.floating-chip { position:absolute; z-index:4; border:1px solid var(--line); background:rgba(7,17,31,.72); backdrop-filter:blur(12px); border-radius:999px; padding:9px 14px; color:#dbe5ef; font-size:.8rem; box-shadow:0 12px 30px rgba(0,0,0,.2); }
.chip-one { top: 15%; right: -2%; animation: float 5s ease-in-out infinite; }
.chip-two { left: 0; bottom: 20%; animation: float 6s ease-in-out infinite .8s; }
.chip-three { right: 4%; bottom: 9%; animation: float 5.5s ease-in-out infinite .4s; }

.section-heading { max-width: 820px; margin-bottom: 42px; }
.section-heading h2, .mode-copy h2, .contact-panel h2 { margin: 14px 0 15px; font-size: clamp(2.2rem, 4.3vw, 4.4rem); line-height: 1.02; letter-spacing: -.045em; font-weight: 650; }
.section-heading p, .mode-copy p, .contact-panel p { color: var(--muted); max-width: 700px; }

.service-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:20px; }
.service-card { padding: 34px; border:1px solid var(--line); border-radius:var(--radius); background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.02)); box-shadow: 0 16px 45px rgba(0,0,0,.14); }
.service-icon { width:56px; height:56px; border-radius:18px; background:linear-gradient(135deg, rgba(140,230,223,.18), rgba(182,160,255,.16)); border:1px solid rgba(255,255,255,.1); display:grid; place-items:center; color:var(--accent); font-weight:800; margin-bottom:48px; }
.service-card h3 { font-size:1.65rem; margin-bottom:10px; }
.service-card p { color:var(--muted); margin-bottom:0; }

.benefits { background: linear-gradient(180deg, rgba(255,255,255,.018), rgba(255,255,255,0)); }
.benefit-grid { display:grid; grid-template-columns:repeat(6,1fr); gap:12px; }
.benefit-card { min-height:118px; border:1px solid var(--line); border-radius:20px; background:rgba(255,255,255,.032); display:flex; align-items:flex-end; padding:18px; color:#e6edf5; font-size:.92rem; transition:.25s ease; }
.benefit-card:hover { transform:translateY(-4px); background:rgba(140,230,223,.07); border-color:rgba(140,230,223,.22); }
.benefit-card:nth-child(3n+2) { min-height:145px; }
.benefit-card:nth-child(4n) { background:rgba(182,160,255,.045); }

.modes-grid { display:grid; grid-template-columns:.8fr 1.2fr; gap:54px; align-items:start; }
.mode-copy { position:sticky; top:130px; }
.mode-cards { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.mode-card { min-height:220px; padding:28px; border:1px solid var(--line); border-radius:var(--radius); background:rgba(255,255,255,.028); display:flex; flex-direction:column; justify-content:space-between; }
.mode-card span { color:var(--accent); font-size:.78rem; letter-spacing:.14em; }
.mode-card h3 { font-size:1.6rem; margin:50px 0 0; }
.mode-card p { color:var(--muted); margin:10px 0 0; }

.pricing-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; align-items:stretch; }
.price-card { padding:30px; border:1px solid var(--line); border-radius:var(--radius); background:rgba(255,255,255,.028); display:flex; flex-direction:column; }
.price-card--featured { background:linear-gradient(180deg, rgba(140,230,223,.1), rgba(255,255,255,.028)); border-color:rgba(140,230,223,.25); transform:translateY(-8px); }
.price-tag { color:var(--muted); text-transform:uppercase; letter-spacing:.13em; font-size:.74rem; }
.price { font-size:clamp(2.5rem,4.6vw,4.4rem); letter-spacing:-.06em; margin:26px 0 14px; line-height:1; }
.price small { font-size:1rem; color:var(--muted); letter-spacing:0; }
.price-card p { color:var(--muted); min-height:55px; flex:1; }
.promo-band { margin-top:18px; padding:28px 30px; border:1px solid rgba(226,200,133,.22); border-radius:var(--radius); background:linear-gradient(110deg, rgba(226,200,133,.08), rgba(255,255,255,.025)); display:flex; align-items:center; justify-content:space-between; gap:20px; }
.promo-band h3 { margin:8px 0 0; font-size:1.7rem; }

.contact-panel { border:1px solid var(--line); border-radius:36px; background:linear-gradient(135deg, rgba(140,230,223,.085), rgba(182,160,255,.065), rgba(255,255,255,.025)); padding:52px; display:grid; grid-template-columns:1.1fr .9fr; gap:30px; align-items:center; box-shadow:var(--shadow); }
.contact-availability { margin-bottom:0; }
.contact-actions { border-left:1px solid var(--line); padding-left:40px; display:flex; flex-direction:column; align-items:flex-start; }
.contact-actions > span { color:var(--muted); font-size:.78rem; text-transform:uppercase; letter-spacing:.12em; }
.phone-number { font-size:clamp(2rem,4.5vw,4rem); line-height:1; letter-spacing:-.04em; margin:12px 0 25px; }

.site-footer { border-top:1px solid var(--line); padding:34px 0 48px; }
.footer-grid { display:flex; align-items:center; justify-content:space-between; gap:30px; }
.footer-grid p { margin:5px 0 0; color:var(--muted); font-size:.88rem; }
.footer-grid > a { color:var(--accent); }

.floating-call { position:fixed; right:20px; bottom:20px; z-index:60; display:flex; align-items:center; gap:9px; min-height:48px; padding:0 18px; border-radius:999px; background:linear-gradient(135deg,var(--accent),#c8f5f1); color:#06131f; font-weight:800; box-shadow:0 16px 40px rgba(0,0,0,.34); }
.call-icon { font-size:1.05rem; }
.back-to-top { position:fixed; right:24px; bottom:82px; width:42px; height:42px; border-radius:50%; border:1px solid var(--line); background:rgba(7,17,31,.75); color:white; backdrop-filter:blur(12px); cursor:pointer; opacity:0; pointer-events:none; transform:translateY(8px); transition:.25s; z-index:55; }
.back-to-top.visible { opacity:1; pointer-events:auto; transform:none; }

/* Animaciones progresivas seguras: nunca ocultamos el contenido. */
.reveal { opacity:1; transform:none; transition:transform .55s ease, filter .55s ease; }
.js .reveal.is-visible { opacity:1; transform:none; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spinReverse { to { transform: rotate(-360deg); } }
@keyframes pulse { 0%,100%{transform:scale(.9); opacity:.4;} 50%{transform:scale(1.08); opacity:.9;} }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns:1fr; gap:20px; }
  .hero { padding-top:50px; }
  .hero-copy { text-align:center; }
  .hero-copy .eyebrow { justify-content:center; }
  .hero-lead { margin-inline:auto; }
  .hero-actions, .hero-meta { justify-content:center; }
  .hero-visual { min-height:500px; }
  .benefit-grid { grid-template-columns:repeat(3,1fr); }
  .modes-grid { grid-template-columns:1fr; }
  .mode-copy { position:static; }
  .pricing-grid { grid-template-columns:1fr; }
  .price-card--featured { transform:none; }
}

@media (max-width: 780px) {
  .section-pad { padding:78px 0; }
  .nav-wrap { min-height:72px; }
  .brand-text small { display:none; }
  .brand-text strong { font-size:.88rem; max-width:230px; }
  .menu-toggle { display:block; position:relative; z-index:70; }
  .menu-toggle.active span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .menu-toggle.active span:nth-child(2){ opacity:0; }
  .menu-toggle.active span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .main-nav { position:fixed; inset:0; padding:110px 7vw 50px; background:rgba(7,17,31,.96); backdrop-filter:blur(20px); display:flex; flex-direction:column; align-items:flex-start; gap:28px; transform:translateX(100%); transition:.3s ease; z-index:60; }
  .main-nav.open { transform:none; }
  .main-nav a { font-size:1.6rem; }
  h1 { font-size:clamp(2.7rem,12vw,4.4rem); }
  .hero-visual { min-height:420px; }
  .visual-card--main { width:min(78vw,340px); padding:38px; }
  .orbit-a { width:380px; height:380px; }
  .orbit-b { width:430px; height:430px; }
  .floating-chip { font-size:.7rem; padding:8px 11px; }
  .service-grid, .mode-cards, .contact-panel { grid-template-columns:1fr; }
  .benefit-grid { grid-template-columns:repeat(2,1fr); }
  .service-icon { margin-bottom:32px; }
  .contact-panel { padding:30px; }
  .contact-actions { border-left:0; border-top:1px solid var(--line); padding:28px 0 0; }
  .promo-band, .footer-grid { align-items:flex-start; flex-direction:column; }
}

@media (max-width: 520px) {
  .container { width:min(91%, var(--max)); }
  .hero { min-height:auto; }
  .hero-actions { display:grid; }
  .hero-actions .btn { width:100%; }
  .hero-meta { display:grid; width:100%; }
  .hero-meta div { min-width:0; }
  .hero-visual { min-height:360px; margin-top:10px; }
  .visual-card--main { width:270px; height:270px; padding:28px; }
  .orbit-a { width:300px; height:300px; }
  .orbit-b { width:335px; height:335px; }
  .chip-one { right:-2%; top:9%; }
  .chip-two { left:-2%; bottom:17%; }
  .chip-three { right:0; bottom:5%; }
  .benefit-grid { gap:10px; }
  .benefit-card { min-height:105px; padding:14px; font-size:.84rem; }
  .benefit-card:nth-child(3n+2){ min-height:120px; }
  .price-card, .service-card, .mode-card { padding:24px; }
  .promo-band { padding:24px; }
  .floating-call span:last-child { display:none; }
  .floating-call { width:50px; height:50px; padding:0; justify-content:center; border-radius:50%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior:auto !important; animation:none !important; transition:none !important; }
  .js .reveal { opacity:1; transform:none; }
}