/* ============================================================
   HYDRA GENESIS — Sistema de diseño "veneno eléctrico"
   Base púrpura-negra + violeta eléctrico + magenta agresivo + verde veneno
   ============================================================ */

:root {
  --void:       #0A0710;
  --void-2:     #0E0A18;
  --surface:    #161022;
  --surface-2:  #1E1630;
  --line:       rgba(124, 92, 255, 0.16);
  --line-hot:   rgba(255, 46, 99, 0.35);

  --violet:     #7C5CFF;
  --violet-2:   #9B7DFF;
  --magenta:    #FF2E63;
  --venom:      #B8FF3C;

  --ink:        #F3EFFB;
  --ink-soft:   #ADA3C8;
  --ink-faint:  #746A90;

  --grad-hot:   linear-gradient(115deg, var(--magenta), var(--violet));
  --grad-venom: linear-gradient(115deg, var(--venom), var(--violet));
  --grad-tri:   linear-gradient(115deg, var(--venom) 0%, var(--violet) 48%, var(--magenta) 100%);

  --font-display: "Space Grotesk", "Clash Display", "Archivo Black", "Impact", "Segoe UI", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --maxw: 1160px;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-glow: 0 0 0 1px var(--line), 0 30px 70px -34px rgba(124,92,255,.55);
  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-body); color: var(--ink);
  background: var(--void); line-height: 1.65; font-size: 17px;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.06; font-weight: 700; letter-spacing: -.02em; margin: 0 0 .4em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }

.skip-link { position: absolute; left: -999px; top: 0; z-index: 100; background: var(--venom); color: #10230a; padding: 10px 16px; border-radius: 0 0 10px 0; font-weight: 700; }
.skip-link:focus { left: 0; }
:focus-visible { outline: 2px solid var(--venom); outline-offset: 3px; border-radius: 4px; }

/* ---------- Efectos globales ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 100%; transform: scaleX(0); transform-origin: 0 50%; background: var(--grad-tri); z-index: 90; box-shadow: 0 0 12px rgba(124,92,255,.6); }
.spotlight { position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0; transition: opacity .4s var(--ease);
  background: radial-gradient(420px 420px at var(--mx, 50%) var(--my, 30%), rgba(124,92,255,.14), rgba(255,46,99,.06) 40%, transparent 62%); }
.spotlight.on { opacity: 1; }
.grain { position: fixed; inset: 0; z-index: 2; pointer-events: none; opacity: .5; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E"); }
body > main, body > header, body > footer { position: relative; z-index: 3; }

/* ---------- Botones ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: .98rem; border: 1px solid transparent; cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease); will-change: transform; }
.btn-primary { background: var(--grad-hot); color: #fff; box-shadow: 0 12px 34px -10px rgba(255,46,99,.55); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 46px -12px rgba(124,92,255,.7); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--venom); color: var(--venom); transform: translateY(-2px); }
.btn-lg { padding: 17px 34px; font-size: 1.05rem; }
.btn span { transition: transform .25s var(--ease); }
.btn:hover span { transform: translateX(4px); }

/* ---------- Header / Nav ---------- */
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(150%) blur(14px); background: rgba(10,7,16,.72); border-bottom: 1px solid var(--line); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; }
.brand-mark { filter: drop-shadow(0 4px 16px rgba(124,92,255,.5)); }
.brand-accent { color: var(--venom); }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a { padding: 9px 14px; border-radius: 999px; color: var(--ink-soft); font-size: .96rem; transition: color .2s var(--ease), background .2s var(--ease); }
.nav a:hover { color: var(--ink); background: rgba(124,92,255,.1); }
.nav .nav-cta { background: var(--grad-hot); color: #fff; font-weight: 700; margin-left: 6px; }
.nav .nav-cta:hover { color: #fff; transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 46px; height: 46px; align-items: center; justify-content: center; background: transparent; border: 1px solid var(--line); border-radius: 12px; cursor: pointer; }
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero + aurora ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(78px, 13vw, 156px) 0 clamp(56px, 8vw, 96px); background: radial-gradient(120% 90% at 50% -10%, #170f2b 0%, var(--void) 60%); }
.aurora { position: absolute; inset: -20% -10% 0 -10%; z-index: 0; filter: blur(70px); opacity: .8; }
.aurora span { position: absolute; display: block; width: 46vw; height: 46vw; border-radius: 50%; mix-blend-mode: screen; animation: drift 16s var(--ease) infinite alternate; }
.aurora span:nth-child(1) { background: radial-gradient(circle, var(--violet), transparent 65%); top: -8%; left: 8%; }
.aurora span:nth-child(2) { background: radial-gradient(circle, var(--magenta), transparent 65%); top: 6%; right: 4%; animation-delay: -5s; }
.aurora span:nth-child(3) { background: radial-gradient(circle, var(--venom), transparent 62%); bottom: -18%; left: 38%; opacity: .5; animation-delay: -9s; }
@keyframes drift { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(6%, 8%) scale(1.15); } }
.hero-inner { position: relative; z-index: 1; max-width: 880px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: .86rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 22px; padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(124,92,255,.06); }
.spark { width: 9px; height: 9px; border-radius: 50%; background: var(--venom); box-shadow: 0 0 12px 2px rgba(184,255,60,.8); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .45; transform: scale(.7);} }
.hero h1 { font-size: clamp(2.6rem, 7vw, 5rem); }
.grad-text { background: var(--grad-tri); background-size: 200% auto; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shift 6s linear infinite; }
@keyframes shift { to { background-position: 200% center; } }
.lede { font-size: clamp(1.08rem, 2.2vw, 1.32rem); color: var(--ink-soft); max-width: 62ch; margin: 6px 0 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.chips li { font-size: .88rem; color: var(--ink-soft); padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.02); }
.chips li::before { content: "✓ "; color: var(--venom); font-weight: 700; }

/* ---------- Marquee ---------- */
.marquee { position: relative; overflow: hidden; border-block: 1px solid var(--line); background: var(--void-2); padding: 18px 0; }
.marquee-track { display: inline-flex; align-items: center; gap: 26px; white-space: nowrap; animation: scroll-x 32s linear infinite; will-change: transform; }
.marquee-track span { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.1rem, 2.4vw, 1.7rem); text-transform: uppercase; letter-spacing: .02em; color: transparent; -webkit-text-stroke: 1px rgba(173,163,200,.55); }
.marquee-track i { color: var(--venom); font-style: normal; font-size: 1rem; }
@keyframes scroll-x { to { transform: translateX(-50%); } }
.marquee:hover .marquee-track { animation-play-state: paused; }

/* ---------- Secciones ---------- */
.section { padding: clamp(66px, 10vw, 128px) 0; }
.section-alt { background: var(--void-2); border-block: 1px solid var(--line); }
.section-head { max-width: 720px; margin: 0 auto clamp(42px, 6vw, 66px); text-align: center; }
.kicker { font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--venom); margin: 0 0 12px; font-weight: 700; }
.section-head h2, .two-col h2, .contact h2, .cta-inner h2 { font-size: clamp(1.9rem, 4.6vw, 3rem); }
.section-sub { color: var(--ink-soft); font-size: 1.1rem; margin: 0; }

/* ---------- Cards / servicios (con tilt 3D) ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 22px; }
.card { background: linear-gradient(180deg, var(--surface), var(--void-2)); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; position: relative; overflow: hidden; transition: box-shadow .35s var(--ease), border-color .35s var(--ease); transform-style: preserve-3d; }
.card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: var(--grad-tri); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .35s var(--ease); pointer-events: none; }
.card::after { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; background: radial-gradient(circle, rgba(124,92,255,.18), transparent 60%); left: var(--gx, 50%); top: var(--gy, 0%); transform: translate(-50%,-50%); opacity: 0; transition: opacity .35s var(--ease); pointer-events: none; }
.card:hover { border-color: transparent; box-shadow: var(--shadow-glow); }
.card:hover::before, .card:hover::after { opacity: 1; }
.card > * { position: relative; z-index: 1; transform: translateZ(30px); }
.card-icon { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 15px; color: var(--venom); background: rgba(184,255,60,.09); border: 1px solid var(--line); margin-bottom: 18px; }
.card h3 { font-size: 1.3rem; margin: 0 0 10px; }
.card p { color: var(--ink-soft); margin: 0 0 16px; font-size: .98rem; }
.mini-list li { position: relative; padding-left: 22px; color: var(--ink-soft); font-size: .92rem; margin-bottom: 6px; }
.mini-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 8px; height: 8px; border-radius: 2px; background: var(--grad-hot); transform: rotate(45deg); }

/* ---------- Enfoque ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 22px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; position: relative; overflow: hidden; }
.step-num { font-family: var(--font-display); font-size: 2.4rem; color: transparent; background: var(--grad-tri); -webkit-background-clip: text; background-clip: text; display: block; margin-bottom: 8px; font-weight: 700; }
.step h3 { font-size: 1.22rem; margin: 0 0 8px; }
.step p { color: var(--ink-soft); margin: 0; font-size: .96rem; }

/* ---------- Nosotros ---------- */
.two-col { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(36px, 6vw, 72px); align-items: center; }
.prose { color: var(--ink-soft); font-size: 1.06rem; margin: 0 0 18px; }
.prose strong { color: var(--ink); }
.prose em { color: var(--venom); font-style: normal; font-weight: 600; }
.value-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.value-grid li { display: flex; gap: 14px; align-items: flex-start; }
.value-grid .dot { flex: none; width: 12px; height: 12px; border-radius: 3px; background: var(--grad-hot); margin-top: 7px; transform: rotate(45deg); box-shadow: 0 0 12px rgba(255,46,99,.5); }
.value-grid h3 { font-size: 1.08rem; margin: 0 0 4px; }
.value-grid p { color: var(--ink-soft); margin: 0; font-size: .92rem; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; text-align: center; padding: clamp(64px, 9vw, 104px) 0; background:
    radial-gradient(70% 120% at 20% 0%, rgba(124,92,255,.28), transparent 60%),
    radial-gradient(70% 120% at 90% 100%, rgba(255,46,99,.24), transparent 60%),
    var(--void-2); border-block: 1px solid var(--line); }
.cta-inner { max-width: 720px; margin-inline: auto; }
.cta-inner p { color: var(--ink-soft); font-size: 1.12rem; margin: 0 0 28px; }

/* ---------- Contacto ---------- */
.contact { background: radial-gradient(120% 90% at 50% 0%, #170f2b 0%, var(--void) 60%); text-align: center; }
.contact-inner { max-width: 640px; margin-inline: auto; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin: 30px 0 18px; }
.contact-note { color: var(--ink-faint); font-size: .92rem; margin: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--void-2); border-top: 1px solid var(--line); padding: 54px 0 28px; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; align-items: flex-start; }
.footer-brand p { color: var(--ink-soft); max-width: 42ch; margin: 12px 0 0; font-size: .95rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.footer-nav a { color: var(--ink-soft); font-size: .95rem; transition: color .2s var(--ease); }
.footer-nav a:hover { color: var(--venom); }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-faint); font-size: .86rem; }
.footer-bottom p { margin: 0; }
.muted { color: var(--ink-faint); }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .two-col { grid-template-columns: 1fr; }
  .nav-toggle { display: flex; }
  .nav { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 4px; padding: 18px 22px 26px; background: rgba(10,7,16,.98); border-bottom: 1px solid var(--line); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: opacity .25s var(--ease), transform .25s var(--ease); }
  .nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav a { padding: 13px 14px; font-size: 1.02rem; }
  .nav .nav-cta { margin-left: 0; text-align: center; margin-top: 6px; }
}
@media (max-width: 560px) { .value-grid { grid-template-columns: 1fr; } body { font-size: 16px; } }

/* ---------- Reduce motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .aurora, .grain { display: none; }
  .marquee-track { animation: none; }
}