:root {
  --bg: #0d1117;
  --bg-alt: #11161f;
  --panel: #161c27;
  --panel-2: #1b2230;
  --text: #e6edf3;
  --muted: #9aa7b5;
  --cyan: #00c6ff;
  --blue: #0072ff;
  --purple: #7000ff;
  --red: #ff0055;
  --coral: #ff3300;
  --line: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --maxw: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Roboto', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { font-family: 'Montserrat', 'Arial Black', sans-serif; line-height: 1.1; margin: 0 0 .4em; }

.container { width: min(var(--maxw), 92%); margin: 0 auto; }

.grad {
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.grad2 {
  background: linear-gradient(90deg, var(--purple), var(--red));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(13, 17, 23, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.brand__text { font-family: 'Montserrat', sans-serif; font-weight: 900; letter-spacing: 1px; font-size: 1.15rem; }
.brand__text strong { color: var(--cyan); }
.nav__links { margin-left: auto; display: flex; gap: 26px; font-weight: 500; }
.nav__links a { color: var(--muted); transition: color .2s; }
.nav__links a:hover { color: var(--text); }
.nav__toggle { display: none; background: none; border: 0; color: var(--text); font-size: 1.4rem; cursor: pointer; margin-left: auto; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px; border-radius: 999px; font-weight: 700;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  color: #fff; border: 0; cursor: pointer; transition: transform .15s, box-shadow .2s;
  box-shadow: 0 8px 24px rgba(112, 0, 255, .25);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0, 198, 255, .35); }
.btn--ghost { background: transparent; border: 1px solid var(--line); box-shadow: none; color: var(--text); }
.btn--ghost:hover { border-color: var(--cyan); }
.btn--sm { padding: 9px 18px; font-size: .9rem; }
.btn--block { width: 100%; }

/* HERO */
.hero { position: relative; overflow: hidden; padding: 72px 0 90px; }
.hero__glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; }
.hero__glow--1 { width: 420px; height: 420px; background: var(--blue); top: -120px; left: -80px; }
.hero__glow--2 { width: 380px; height: 380px; background: var(--red); bottom: -140px; right: -60px; opacity: .35; }
.hero__inner { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.badge {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--cyan);
  border: 1px solid var(--line); padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.hero__title { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 900; }
.hero__lead { color: var(--muted); font-size: 1.1rem; max-width: 540px; margin: 18px 0 26px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__stats { list-style: none; display: flex; gap: 34px; padding: 0; margin: 40px 0 0; flex-wrap: wrap; }
.hero__stats li { display: flex; flex-direction: column; }
.hero__stats strong { font-size: 1.8rem; font-weight: 900; }
.hero__stats span { color: var(--muted); font-size: .9rem; }
.hero__art { display: flex; justify-content: center; }
.hero__logo { width: 100%; max-width: 440px; filter: drop-shadow(0 20px 50px rgba(0, 114, 255, .25)); }

/* SECTIONS */
.section { padding: 84px 0; }
.section--alt { background: var(--bg-alt); }
.section__head { text-align: center; max-width: 620px; margin: 0 auto 48px; }
.eyebrow { color: var(--cyan); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; font-size: .8rem; }
.section__head h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-top: 8px; }
.section__head p { color: var(--muted); }

/* GRID + CARDS */
.grid { display: grid; gap: 22px; }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; transition: transform .2s, border-color .2s;
}
.card:hover { transform: translateY(-6px); border-color: rgba(0, 198, 255, .4); }
.card__icon {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--purple)); color: #fff; margin-bottom: 16px;
}
.card h3 { font-size: 1.15rem; }
.card p { color: var(--muted); font-size: .95rem; margin: 0; }

/* SPLIT */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.split__logo { max-width: 380px; margin: 0 auto; filter: drop-shadow(0 16px 40px rgba(255, 0, 85, .2)); }
.split__copy h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); }
.split__copy p { color: var(--muted); }
.checks { list-style: none; padding: 0; margin: 22px 0 0; }
.checks li { position: relative; padding-left: 30px; margin-bottom: 12px; color: var(--text); }
.checks li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #fff; font-size: .75rem; font-weight: 700;
}

/* STEPS */
.steps { counter-reset: step; }
.step {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; position: relative;
}
.step__n {
  font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 1.6rem;
  background: linear-gradient(90deg, var(--purple), var(--red));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step h4 { margin: 8px 0 6px; font-size: 1.1rem; }
.step p { color: var(--muted); font-size: .92rem; margin: 0; }

/* CONTACT */
.contact-info { list-style: none; padding: 0; margin: 22px 0 0; }
.contact-info li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.contact-info span { display: inline-block; width: 90px; color: var(--cyan); font-weight: 700; font-size: .85rem; text-transform: uppercase; }
.form {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px;
  display: grid; gap: 16px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .9rem; color: var(--muted); font-weight: 500; }
.form input, .form select, .form textarea {
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--text); font: inherit; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--cyan); }
.form__note { color: var(--cyan); font-weight: 600; margin: 0; text-align: center; }

/* FOOTER */
.footer { border-top: 1px solid var(--line); padding: 30px 0; background: var(--bg-alt); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer__copy { color: var(--muted); font-size: .9rem; margin: 0; }

/* WHATSAPP FLOTANTE */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 60;
  display: flex; align-items: center; gap: 10px;
  background: #25D366; color: #fff; text-decoration: none;
  padding: 12px 16px; border-radius: 999px;
  box-shadow: 0 10px 30px rgba(37, 211, 102, .4);
  transition: transform .15s, box-shadow .2s;
}
.wa-float:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(37, 211, 102, .55); }
.wa-float svg { flex: 0 0 auto; }
.wa-float__label { font-weight: 700; font-size: .92rem; }
@media (max-width: 520px) {
  .wa-float__label { display: none; }
  .wa-float { padding: 14px; }
}

/* RESPONSIVE */
@media (max-width: 920px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .hero__inner, .split { grid-template-columns: 1fr; }
  .hero__art { order: -1; }
}
@media (max-width: 640px) {
  .nav__links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: 16px 4%; gap: 14px; }
  .nav__links.open { display: flex; }
  .nav__toggle { display: block; }
  .grid--4 { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
}