/* =========================================================
   FELUVE — Estilos
   Paleta: blanco, rojo (logo) y negro. Estética minimalista.
   ========================================================= */

:root {
  --red: #d40000;
  --red-dark: #a80000;
  --black: #0a0a0a;
  --ink: #1d1d1f;
  --gray: #6e6e73;
  --line: #e5e5e7;
  --soft: #f5f5f7;
  --white: #ffffff;

  --radius: 22px;
  --nav-h: 56px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }

.container { width: min(1080px, 100% - 44px); margin-inline: auto; }

.accent { color: var(--red); }

/* ---------- Marca (SVG del logo) ---------- */
.mark__red   { fill: none; stroke: var(--red);   stroke-width: 16; stroke-linejoin: round; }
.mark__black { fill: none; stroke: var(--black); stroke-width: 16; stroke-linejoin: round; }
.mark__white { fill: none; stroke: var(--white); stroke-width: 16; stroke-linejoin: round; }

.wordmark {
  font-family: "Orbitron", sans-serif;
  font-weight: 800;
  letter-spacing: .14em;
  font-size: 15px;
}

/* ---------- Navegación ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: rgba(0, 0, 0, .08); }

.nav__inner {
  height: 100%;
  width: min(1080px, 100% - 44px);
  margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between;
}

.nav__brand { display: flex; align-items: center; gap: 10px; }
.nav__brand .mark { width: 34px; height: auto; }

.nav__links { display: flex; gap: 34px; }
.nav__links a {
  font-size: 13px;
  color: var(--ink);
  opacity: .8;
  position: relative;
  transition: opacity .2s, color .2s;
}
.nav__links a:hover { opacity: 1; }
.nav__links a.active { opacity: 1; color: var(--red); }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--red);
  transform: scaleX(0); transition: transform .3s var(--ease);
}
.nav__links a.active::after { transform: scaleX(1); }

.nav__toggle {
  display: none;
  width: 32px; height: 32px;
  background: none; border: 0; cursor: pointer;
  position: relative;
}
.nav__toggle span {
  position: absolute; left: 7px; right: 7px; height: 1.6px;
  background: var(--ink); transition: transform .3s var(--ease), top .3s var(--ease);
}
.nav__toggle span:first-child { top: 12px; }
.nav__toggle span:last-child  { top: 19px; }
.nav.open .nav__toggle span:first-child { top: 15.5px; transform: rotate(45deg); }
.nav.open .nav__toggle span:last-child  { top: 15.5px; transform: rotate(-45deg); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-size: 17px; font-weight: 500;
  padding: 12px 24px;
  border-radius: 980px;
  border: 0; cursor: pointer;
  transition: background .25s, transform .25s var(--ease), box-shadow .25s;
}
.btn--primary { background: var(--red); color: var(--white); }
.btn--primary:hover { background: var(--red-dark); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(212, 0, 0, .25); }
.btn--link { color: var(--red); padding-inline: 8px; }
.btn--link span { transition: transform .25s var(--ease); }
.btn--link:hover span { transform: translateX(4px); }
.btn--full { width: 100%; }

/* ---------- Hero / Inicio ---------- */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: grid; place-items: center;
  text-align: center;
  padding: calc(var(--nav-h) + 40px) 22px 80px;
  overflow: hidden;
  isolation: isolate;
}

#network {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: -1;
}

.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(0, 0, 0, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
          mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
  animation: gridMove 18s linear infinite;
}
@keyframes gridMove { to { background-position: 56px 56px, 56px 56px; } }

.hero__content { max-width: 860px; }

.hero__mark { width: 120px; margin: 0 auto 28px; overflow: visible; }
.draw {
  fill: none; stroke-width: 14; stroke-linejoin: round; stroke-linecap: round;
  stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: draw 1.8s var(--ease) forwards;
}
.draw--red { stroke: var(--red); }
.draw--black { stroke: var(--black); animation-delay: .5s; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.eyebrow {
  font-size: 14px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}
.eyebrow--light { color: #ff4d4d; }

.hero__title {
  font-size: clamp(40px, 7.5vw, 88px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.035em;
  color: var(--black);
}
.hero__subtitle {
  font-size: clamp(18px, 2.2vw, 24px);
  color: var(--gray);
  max-width: 640px;
  margin: 22px auto 34px;
  line-height: 1.4;
}
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.scroll-hint {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  width: 24px; height: 38px; border: 2px solid rgba(0, 0, 0, .25); border-radius: 14px;
}
.scroll-hint span {
  position: absolute; top: 7px; left: 50%; width: 4px; height: 8px; margin-left: -2px;
  background: var(--red); border-radius: 2px;
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translateY(12px); }
}

/* ---------- Títulos de sección ---------- */
.section-title {
  font-size: clamp(34px, 5.5vw, 64px);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.06;
  color: var(--black);
}
.section-lead {
  font-size: clamp(18px, 2vw, 22px);
  color: var(--gray);
  max-width: 620px;
  margin-top: 16px;
}

/* ---------- Servicios ---------- */
.services { padding: 130px 0; background: var(--soft); }
.services .section-title, .services .section-lead { text-align: center; margin-inline: auto; }

.cards {
  margin-top: 64px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 32px 44px;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(212, 0, 0, .08), transparent 45%);
  opacity: 0; transition: opacity .3s;
}
.card:hover::before { opacity: 1; }
.card:hover { transform: translateY(-6px); box-shadow: 0 24px 48px rgba(0, 0, 0, .08); }
.card__icon { width: 52px; height: 52px; color: var(--red); margin-bottom: 26px; }
.card h3 { font-size: 24px; font-weight: 600; letter-spacing: -.01em; margin-bottom: 10px; }
.card p { color: var(--gray); font-size: 16px; }

.card--dark { background: var(--black); color: var(--white); }
.card--dark p { color: #a1a1a6; }
.card--dark::before { background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 60, 60, .18), transparent 45%); }

/* ---------- Estadísticas ---------- */
.stats { padding: 90px 0; background: var(--white); border-bottom: 1px solid var(--line); }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stat__num, .stat__plus {
  font-family: "Orbitron", sans-serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  color: var(--black);
}
.stat__plus { color: var(--red); }
.stat p { color: var(--gray); font-size: 15px; margin-top: 6px; }

/* ---------- Nuestra empresa ---------- */
.about { padding: 140px 0; }
.about__grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center;
  margin-top: 48px;
}
.about__lead { font-size: clamp(22px, 2.6vw, 28px); font-weight: 500; line-height: 1.35; color: var(--black); margin-bottom: 22px; }
.about__text p:not(.about__lead) { color: var(--gray); font-size: 17px; margin-bottom: 16px; }
.about__text strong { color: var(--red); }

/* Chip animado */
.about__visual { display: grid; place-items: center; padding: 40px; }
.chip {
  position: relative;
  width: min(320px, 70vw); aspect-ratio: 1;
  border-radius: 34px;
  background: var(--black);
  display: grid; place-items: center;
  box-shadow: 0 40px 80px rgba(0, 0, 0, .18);
}
.chip::before {
  content: ""; position: absolute; inset: 14px;
  border-radius: 24px; border: 1px solid rgba(255, 255, 255, .1);
}
.chip::after {
  content: ""; position: absolute; inset: -2px; border-radius: 36px; padding: 2px;
  background: conic-gradient(from var(--angle, 0deg), transparent 0 70%, var(--red) 85%, transparent 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: spin 4s linear infinite;
}
@property --angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
@keyframes spin { to { --angle: 360deg; } }

.chip__core { width: 58%; }
.chip__core svg { width: 100%; overflow: visible; }

.pin {
  position: absolute; background:
    repeating-linear-gradient(90deg, #bdbdc2 0 6px, transparent 6px 18px);
}
.pin--t, .pin--b { left: 18%; right: 18%; height: 22px; }
.pin--t { top: -22px; }
.pin--b { bottom: -22px; }
.pin--l, .pin--r {
  top: 18%; bottom: 18%; width: 22px;
  background: repeating-linear-gradient(180deg, #bdbdc2 0 6px, transparent 6px 18px);
}
.pin--l { left: -22px; }
.pin--r { right: -22px; }

.values {
  margin-top: 110px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.value { padding: 40px 32px 0 0; }
.value + .value { padding-left: 32px; border-left: 1px solid var(--line); }
.value__num { font-family: "Orbitron", sans-serif; font-weight: 600; color: var(--red); font-size: 14px; letter-spacing: .1em; }
.value h3 { font-size: 26px; font-weight: 600; margin: 10px 0; letter-spacing: -.01em; }
.value p { color: var(--gray); }

/* ---------- Contacto ---------- */
.contact {
  position: relative;
  background: var(--black);
  color: var(--white);
  padding: 140px 0;
  overflow: hidden;
  isolation: isolate;
}
#circuit { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .9; }

.contact .section-title { color: var(--white); }
.contact__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.contact__lead { color: #a1a1a6; font-size: 19px; margin: 18px 0 36px; }
.contact__list { list-style: none; display: grid; gap: 18px; }
.contact__list li { display: flex; align-items: center; gap: 14px; font-size: 17px; }
.contact__list svg { width: 22px; height: 22px; color: var(--red); flex: none; }
.contact__list a:hover { color: #ff4d4d; }

.form {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  padding: 36px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.field { position: relative; margin-bottom: 18px; }
.field input, .field textarea, .field select {
  width: 100%;
  font: inherit; font-size: 16px;
  color: var(--white);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 12px;
  padding: 24px 16px 10px;
  outline: none;
  transition: border-color .2s, background .2s;
  resize: vertical;
  appearance: none; -webkit-appearance: none;
}
.field select { cursor: pointer; }
.field select option { color: var(--ink); }
.field:has(select)::after {
  content: ""; position: absolute; right: 18px; top: 50%;
  width: 8px; height: 8px; border-right: 2px solid #a1a1a6; border-bottom: 2px solid #a1a1a6;
  transform: translateY(-70%) rotate(45deg); pointer-events: none;
}
.field label {
  position: absolute; left: 17px; top: 17px;
  color: #8e8e93; font-size: 16px;
  pointer-events: none;
  transform-origin: left top;
  transition: transform .2s var(--ease), color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--red); background: rgba(255, 255, 255, .09);
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label,
.field select:focus + label, .field select:valid + label {
  transform: translateY(-10px) scale(.75);
  color: #ff4d4d;
}
.field.invalid input, .field.invalid textarea, .field.invalid select { border-color: #ff4d4d; }

.form__status { margin-top: 14px; font-size: 15px; min-height: 22px; text-align: center; }
.form__status.ok { color: #34c759; }
.form__status.err { color: #ff4d4d; }

/* ---------- Footer ---------- */
.footer { background: var(--soft); padding: 50px 0 40px; font-size: 13px; color: var(--gray); }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: 20px; text-align: center; }
.footer__logo { width: 90px; mix-blend-mode: multiply; }
.footer__links { display: flex; gap: 26px; flex-wrap: wrap; justify-content: center; }
.footer__links a:hover { color: var(--red); }

/* ---------- Animación de aparición ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .about__grid, .contact__inner { grid-template-columns: 1fr; }
  .values { grid-template-columns: 1fr; }
  .value, .value + .value { padding: 32px 0; border-left: 0; border-bottom: 1px solid var(--line); }
}

@media (max-width: 720px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: rgba(255, 255, 255, .97);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    padding: 8px 22px 24px;
    max-height: 0; overflow: hidden; opacity: 0;
    transition: max-height .4s var(--ease), opacity .3s;
  }
  .nav.open .nav__links { max-height: 300px; opacity: 1; }
  .nav__links a { font-size: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav__links a::after { display: none; }

  .services, .about, .contact { padding: 96px 0; }
  .form { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .draw { stroke-dashoffset: 0; }
}