/* Vector — ingeniería aplicada: noche técnica, cian eléctrico y violeta; Space Grotesk + Space Mono. */
:root {
  --bg: #070b14; --panel: #0d1424; --panel-2: #111a2e; --ink: #e7ecf7; --muted: #8b95ad; --line: rgba(140,170,255,.14);
  --accent: #3ce7ff; --cyan: #3ce7ff; --violet: #8b6cff;
  --sans: "Space Grotesk", system-ui, sans-serif; --mono: "Space Mono", ui-monospace, monospace;
  --ease: cubic-bezier(.16,1,.3,1); --gut: clamp(18px, 4vw, 56px);
}
body { background: var(--bg); color: var(--ink); font-family: var(--sans); }
::selection { background: var(--cyan); color: var(--bg); }
.wrap { width: min(1320px, 100%); margin-inline: auto; padding-inline: var(--gut); }
.grad { background: linear-gradient(90deg, var(--cyan), var(--violet)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font: 400 13px/1.4 var(--mono); color: var(--cyan); letter-spacing: .04em; margin-bottom: 18px; }
.h2 { font-weight: 600; font-size: clamp(36px, 5vw, 76px); line-height: 1; letter-spacing: -.04em; max-width: 18ch; }
.lead { color: var(--muted); font-size: clamp(16px, 1.3vw, 18px); max-width: 50ch; margin-top: 18px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 15px 24px; border-radius: 10px; font-weight: 600; font-size: 15px; line-height: 1; transition: background .35s var(--ease), color .35s, border-color .35s, box-shadow .35s, transform .35s var(--ease); white-space: nowrap; }
.btn-cyan { background: var(--cyan); color: var(--bg); box-shadow: 0 0 0 0 rgba(60,231,255,.5); }
.btn-cyan:hover { box-shadow: 0 0 30px 0 rgba(60,231,255,.45); }
.btn-ghost { color: var(--ink); padding-inline: 8px; }
.btn-ghost:hover { color: var(--cyan); }
.btn-line { border: 1px solid var(--line); color: var(--ink); }
.btn-line:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-block { width: 100%; }

/* Nav */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 100; transition: background .4s, border-color .4s; border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(7,11,20,.8); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-color: var(--line); }
.nav-in { display: flex; align-items: center; gap: 26px; height: 76px; width: min(1320px, 100%); margin-inline: auto; padding-inline: var(--gut); }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; letter-spacing: .14em; }
.logo span { font: 400 13px/1 var(--mono); letter-spacing: 0; color: var(--muted); }
.logo svg { width: 30px; height: 30px; fill: none; stroke: var(--cyan); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.logo svg circle { fill: var(--violet); stroke: none; }
.menu { display: none; gap: 24px; margin-left: auto; font-size: 14px; }
.menu a { color: var(--muted); transition: color .3s; }
.menu a:hover { color: var(--cyan); }
.nav-cta { display: none; padding: 12px 16px; font-size: 14px; }
.burger { margin-left: auto; width: 44px; height: 44px; display: grid; place-content: center; gap: 6px; }
.burger span { display: block; width: 24px; height: 2px; background: currentColor; transition: transform .4s var(--ease); }
.menu-open .burger span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-open .burger span:last-child { transform: translateY(-4px) rotate(-45deg); }
.menu-open .nav { background: var(--bg); }
.menu-open .menu { display: flex; flex-direction: column; position: fixed; inset: 76px 0 0 0; background: var(--bg); padding: 30px var(--gut); gap: 14px; font-size: 32px; letter-spacing: -.03em; }

/* Hero */
.hero { position: relative; min-height: 100svh; display: grid; align-items: center; overflow: hidden; padding: 120px 0 90px; background: radial-gradient(1000px 600px at 75% 30%, rgba(139,108,255,.18), transparent 60%), radial-gradient(800px 500px at 20% 80%, rgba(60,231,255,.1), transparent 60%), var(--bg); }
.net { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-in { position: relative; z-index: 2; pointer-events: none; }
.hero-in a, .hero-in button { pointer-events: auto; }
.blip { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); margin-right: 6px; box-shadow: 0 0 12px var(--cyan); animation: blip 2s infinite; }
@keyframes blip { 50% { opacity: .3; } }
.hero-title { font-weight: 600; font-size: clamp(50px, 8vw, 130px); line-height: .95; letter-spacing: -.055em; max-width: 13ch; }
.hero-lead { font-size: clamp(16px, 1.4vw, 20px); color: var(--muted); max-width: 52ch; margin-top: 26px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.kpis { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 50px; }
.kpis li { padding: 16px 20px; border: 1px solid var(--line); border-radius: 12px; background: rgba(13,20,36,.6); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.kpis b { display: block; font-size: 36px; font-weight: 600; letter-spacing: -.03em; color: var(--cyan); font-variant-numeric: tabular-nums; }
.kpis span { font: 400 12px/1.3 var(--mono); color: var(--muted); }
.hero-std { position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; display: flex; gap: 30px; justify-content: center; flex-wrap: wrap; padding: 18px var(--gut); border-top: 1px solid var(--line); font: 400 12px/1 var(--mono); color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }

/* Disciplinas */
.disc { padding: clamp(90px, 11vw, 150px) 0; }
.dtabs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 40px 0 26px; }
.dtabs button { display: flex; align-items: baseline; gap: 10px; padding: 16px; border: 1px solid var(--line); border-radius: 12px; text-align: left; font-size: 17px; font-weight: 600; color: var(--muted); transition: all .3s var(--ease); background: var(--panel); }
.dtabs i { font: 400 12px/1 var(--mono); font-style: normal; color: var(--violet); }
.dtabs button:hover { color: var(--ink); border-color: rgba(60,231,255,.4); }
.dtabs button[aria-selected="true"] { color: var(--bg); background: var(--cyan); border-color: var(--cyan); }
.dtabs button[aria-selected="true"] i { color: var(--bg); }
.dp { display: grid; gap: 28px; padding: clamp(14px, 2vw, 22px); border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(180deg, var(--panel), var(--bg)); animation: dpIn .6s var(--ease) both; }
@keyframes dpIn { from { opacity: 0; transform: translateY(14px); } }
.dp-img { position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 16/11; }
.dp-img img { width: 100%; height: 100%; object-fit: cover; }
.dp-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,11,20,.7), transparent 50%); }
.dp-metric { position: absolute; z-index: 1; left: 16px; bottom: 16px; display: grid; padding: 12px 16px; border-radius: 12px; background: rgba(7,11,20,.7); backdrop-filter: blur(8px); border: 1px solid var(--line); font: 400 12px/1.3 var(--mono); color: var(--muted); }
.dp-metric b { font: 600 30px/1 var(--sans); color: var(--cyan); letter-spacing: -.03em; }
.dp-b { padding: 6px clamp(4px, 2vw, 20px) 10px; display: grid; gap: 16px; align-content: center; justify-items: start; }
.dp-b h3 { font-size: clamp(28px, 3vw, 42px); font-weight: 600; letter-spacing: -.035em; }
.dp-b > p { color: var(--muted); font-size: 17px; }
.dp-b ul { display: grid; gap: 10px; }
.dp-b li { display: flex; gap: 12px; }
.dp-b li::before { content: "→"; color: var(--cyan); font-family: var(--mono); }

/* Método */
.method { padding: clamp(80px, 10vw, 130px) 0; border-top: 1px solid var(--line); }
.phases { display: grid; gap: 14px; margin-top: 44px; }
.phases li { position: relative; padding: 26px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); overflow: hidden; }
.phases li::after { content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 100%; background: linear-gradient(90deg, var(--cyan), var(--violet)); transform: scaleX(0); transform-origin: left; transition: transform 1.2s var(--ease); }
.phases li.is-in::after { transform: scaleX(1); }
.phases span { font: 700 13px/1 var(--mono); color: var(--violet); }
.phases h3 { font-size: 26px; font-weight: 600; letter-spacing: -.03em; margin: 14px 0 8px; }
.phases p { color: var(--muted); }

/* ROI */
.roi { padding: clamp(90px, 11vw, 150px) 0; background: radial-gradient(800px 500px at 80% 50%, rgba(60,231,255,.08), transparent 60%), var(--bg); border-top: 1px solid var(--line); }
.roi-grid { display: grid; gap: 44px; align-items: start; }
.roi-img { margin-top: 30px; border-radius: 16px; overflow: hidden; aspect-ratio: 16/10; border: 1px solid var(--line); }
.roi-img img { width: 100%; height: 100%; object-fit: cover; }
.rf { display: grid; gap: 22px; padding: clamp(22px, 3.5vw, 40px); border-radius: 20px; background: var(--panel); border: 1px solid var(--line); }
.rf label { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: baseline; }
.rf label span { font: 400 13px/1.3 var(--mono); color: var(--muted); }
.rf label b { font-weight: 600; font-size: 20px; font-variant-numeric: tabular-nums; }
.rf input[type="range"] { grid-column: 1 / -1; width: 100%; accent-color: var(--cyan); height: 26px; }
.rf-out { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border-radius: 14px; overflow: hidden; }
.rf-out div { padding: 18px 14px; background: var(--panel-2); }
.rf-out small { display: block; font: 400 11px/1.3 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.rf-out b { display: block; margin-top: 6px; font-size: clamp(22px, 2.4vw, 32px); font-weight: 600; color: var(--cyan); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.rf-out b { white-space: nowrap; font-size: clamp(20px, 2vw, 28px); }
.rf-bar { position: relative; height: 40px; border-radius: 10px; background: rgba(139,108,255,.18); overflow: hidden; display: flex; justify-content: space-between; align-items: center; padding: 0 12px; font: 400 11px/1 var(--mono); color: var(--ink); }
.rf-bar i { position: absolute; left: 0; top: 0; bottom: 0; width: 30%; background: linear-gradient(90deg, var(--violet), rgba(139,108,255,.5)); transition: width .7s var(--ease); }
.rf-bar span { position: relative; }

/* Casos */
.cases { padding: clamp(90px, 11vw, 150px) 0; border-top: 1px solid var(--line); }
.case-grid { display: grid; gap: 14px; margin-top: 44px; }
.case { padding: 26px; border-radius: 18px; border: 1px solid var(--line); background: var(--panel); display: grid; gap: 14px; transition: border-color .4s, transform .5s var(--ease); }
.case:hover { border-color: rgba(60,231,255,.45); transform: translateY(-4px); }
.c-tag { font: 400 12px/1 var(--mono); color: var(--violet); }
.case h3 { font-size: 22px; font-weight: 600; letter-spacing: -.02em; line-height: 1.2; }
.case dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border-radius: 12px; overflow: hidden; margin-top: 6px; }
.case dl div { padding: 12px; background: var(--panel-2); }
.case dt { font: 400 11px/1.2 var(--mono); color: var(--muted); }
.case dd { margin: 4px 0 0; font-size: 22px; font-weight: 600; color: var(--cyan); letter-spacing: -.02em; }

/* Equipo */
.team { padding: clamp(90px, 11vw, 150px) 0; border-top: 1px solid var(--line); }
.tm-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 44px; }
.tm { border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.tm img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: 50% 20%; filter: grayscale(1) contrast(1.05); transition: filter .6s; }
.tm:hover img { filter: grayscale(0); }
.tm > div { padding: 14px; }
.tm .mono { margin: 0 0 6px; font-size: 11px; }
.tm h3 { font-size: 19px; font-weight: 600; letter-spacing: -.02em; }
.tm p:last-child { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* Contacto */
.contact { padding: clamp(90px, 11vw, 150px) 0; border-top: 1px solid var(--line); background: radial-gradient(800px 500px at 10% 30%, rgba(139,108,255,.14), transparent 60%), var(--bg); }
.ct-grid { display: grid; gap: 44px; align-items: start; }
.ct-info { display: grid; gap: 12px; margin-top: 30px; }
.ct-info li { display: grid; gap: 2px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.ct-info span { font: 400 11px/1 var(--mono); color: var(--violet); text-transform: uppercase; letter-spacing: .1em; }
.cf { display: grid; gap: 14px; padding: clamp(22px, 3.5vw, 40px); border-radius: 20px; background: var(--panel); border: 1px solid var(--line); }
.cf label { display: grid; gap: 6px; font: 400 12px/1.2 var(--mono); color: var(--muted); }
.cf input, .cf select, .cf textarea { padding: 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); font: 400 15px/1.4 var(--sans); }
.cf input:focus, .cf select:focus, .cf textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(60,231,255,.18); }
.form-ok { font-family: var(--mono); color: var(--cyan); font-size: 13px; }

/* Footer */
.foot { border-top: 1px solid var(--line); padding-top: 50px; }
.foot-in { display: grid; gap: 10px; justify-items: center; text-align: center; color: var(--muted); padding-bottom: 30px; }
.foot a { cursor: pointer; color: var(--ink); }
.foot-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding-block: 20px; border-top: 1px solid var(--line); font: 400 12px/1.4 var(--mono); color: var(--muted); }

/* Responsive */
@media (min-width: 720px) {
  .dtabs { grid-template-columns: repeat(5, 1fr); }
  .phases { grid-template-columns: repeat(4, 1fr); }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .tm-grid { grid-template-columns: repeat(5, 1fr); }
}
@media (min-width: 960px) {
  .menu, .nav-cta { display: flex; }
  .burger { display: none; }
  .dp { grid-template-columns: 1.05fr 1fr; gap: 40px; }
  .roi-grid { grid-template-columns: 1fr 1fr; gap: 70px; }
  .ct-grid { grid-template-columns: 1fr 1fr; gap: 70px; }
}
@media (max-width: 719px) { .hero-std { display: none; } .rf-out { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .blip { animation: none; } }