/* ============================================================
   WAD SOLUTIONS — Sistema de diseño
   Paleta: negro profundo + azul eléctrico + celeste + blanco
   Tipografía: Space Grotesk (display) / Inter (texto) / JetBrains Mono (datos)
   ============================================================ */

:root {
  --bg-black:      #05070c;
  --bg-black-2:    #0a0f1a;
  --bg-panel:      #0d1420;
  --blue-deep:     #0d3b8c;
  --blue-royal:    #1656d9;
  --cyan:          #4fd8ff;
  --cyan-dim:      #2aa9d4;
  --white:         #f3f7ff;
  --white-dim:     #b7c4dc;
  --line:          #1c2a3f;

  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-black);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(1180px, 92%);
  margin-inline: auto;
}

/* Fondo de circuitos, sutil, detrás de todo */
.circuit-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 40% at 15% -10%, rgba(22,86,217,0.35), transparent 60%),
    radial-gradient(ellipse 50% 35% at 100% 10%, rgba(79,216,255,0.12), transparent 55%),
    var(--bg-black);
  pointer-events: none;
}

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(5,7,12,0.75);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px 2px var(--cyan);
}

.logo span.accent { color: var(--cyan); }

.nav-links {
  display: flex;
  gap: 34px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav-links a {
  position: relative;
  color: var(--white-dim);
  transition: color 0.25s ease;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0%;
  height: 2px;
  background: var(--cyan);
  transition: width 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  padding: 9px 18px;
  border-radius: 6px;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--cyan);
  color: var(--bg-black);
  box-shadow: 0 0 22px rgba(79,216,255,0.5);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 200;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
}

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 60px 0 40px;
  overflow: hidden;
}

#network-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.55;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--cyan);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.9rem);
  line-height: 1.08;
  font-weight: 700;
  margin-bottom: 22px;
}

.hero h1 .accent {
  color: var(--cyan);
  text-shadow: 0 0 30px rgba(79,216,255,0.4);
}

.hero p.lead {
  color: var(--white-dim);
  font-size: 1.08rem;
  max-width: 46ch;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  padding: 14px 26px;
  border-radius: 6px;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-royal), var(--cyan-dim));
  color: var(--bg-black);
  font-weight: 600;
}
.btn-primary:hover {
  box-shadow: 0 0 30px rgba(79,216,255,0.45);
  transform: translateY(-2px);
}

.btn-ghost {
  border-color: var(--line);
  color: var(--white-dim);
}
.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* Terminal card */
.terminal {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.55);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #0a1120;
  border-bottom: 1px solid var(--line);
}
.terminal-bar span {
  width: 10px; height: 10px; border-radius: 50%;
  background: #33415a;
}
.terminal-bar .path {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--white-dim);
}
.terminal-body {
  padding: 22px 20px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  min-height: 220px;
  color: var(--cyan);
}
.terminal-body .line { color: var(--white-dim); margin-bottom: 10px; }
.terminal-body .ok { color: #6ee7a3; }
.terminal-body .prompt { color: var(--cyan); }
.cursor {
  display: inline-block;
  width: 8px; height: 15px;
  background: var(--cyan);
  vertical-align: middle;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------------- Section generic ---------------- */
section { position: relative; z-index: 1; padding: 100px 0; }

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head .eyebrow { margin-bottom: 14px; }
.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 14px;
}
.section-head p {
  color: var(--white-dim);
}

.section-alt {
  background: linear-gradient(180deg, transparent, rgba(13,59,140,0.12), transparent);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* ---------------- Services grid ---------------- */
.grid-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan);
  box-shadow: 0 16px 40px rgba(79,216,255,0.12);
}
.card .tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 10px;
}
.card p { color: var(--white-dim); font-size: 0.94rem; }

/* ---------------- Stats ---------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 46px 0;
}
.stat { text-align: center; }
.stat .num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--cyan);
}
.stat .label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--white-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 6px;
}

/* ---------------- Process / timeline ---------------- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step {
  border-left: 2px solid var(--line);
  padding-left: 20px;
  position: relative;
}
.step .num {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 0.85rem;
  margin-bottom: 10px;
}
.step h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.step p { color: var(--white-dim); font-size: 0.9rem; }

/* ---------------- Team ---------------- */
.grid-team {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.person {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  text-align: left;
}
.avatar {
  width: 54px; height: 54px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-royal), var(--cyan));
  margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--bg-black);
}
.person h4 { font-family: var(--font-display); margin-bottom: 4px; }
.person .role { font-family: var(--font-mono); font-size: 0.78rem; color: var(--cyan); margin-bottom: 12px; }
.person p.bio { color: var(--white-dim); font-size: 0.88rem; }

/* ---------------- Values ---------------- */
.grid-values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.value {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--bg-panel);
}
.value h4 {
  font-family: var(--font-display);
  color: var(--cyan);
  margin-bottom: 8px;
}
.value p { color: var(--white-dim); font-size: 0.92rem; }

/* ---------------- CTA band ---------------- */
.cta-band {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-royal));
  border-radius: var(--radius);
  padding: 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 0%, rgba(79,216,255,0.35), transparent 60%);
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  position: relative; z-index: 1;
  margin-bottom: 14px;
}
.cta-band p { color: rgba(243,247,255,0.85); position: relative; z-index: 1; margin-bottom: 26px; }
.cta-band .btn-primary { background: var(--bg-black); color: var(--cyan); position: relative; z-index: 1; }

/* ---------------- Contact form ---------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
}

.contact-info .item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
}
.contact-info .icon {
  width: 42px; height: 42px;
  border-radius: 8px;
  border: 1px solid var(--line);
  color: var(--cyan);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  flex-shrink: 0;
}
.contact-info h4 { font-family: var(--font-display); margin-bottom: 4px; }
.contact-info p { color: var(--white-dim); font-size: 0.92rem; }

form.contact-form {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px;
  display: grid;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin-bottom: 8px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--bg-black-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.25s ease;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(79,216,255,0.15);
}

.submit-btn {
  justify-self: start;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 14px 30px;
  border-radius: 6px;
  border: none;
  background: linear-gradient(135deg, var(--blue-royal), var(--cyan-dim));
  color: var(--bg-black);
  font-weight: 700;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.submit-btn:hover { box-shadow: 0 0 30px rgba(79,216,255,0.45); transform: translateY(-2px); }

.alert {
  padding: 14px 18px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  margin-bottom: 6px;
}
.alert-ok { background: rgba(110,231,163,0.1); border: 1px solid #6ee7a3; color: #6ee7a3; }
.alert-err { background: rgba(255,99,99,0.1); border: 1px solid #ff6363; color: #ff8686; }

/* ---------------- Map placeholder ---------------- */
.map-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  height: 260px;
  margin-top: 40px;
  background:
    linear-gradient(0deg, rgba(79,216,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,216,255,0.06) 1px, transparent 1px),
    var(--bg-panel);
  background-size: 26px 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white-dim);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
}

/* ---------------- Footer ---------------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 50px 0 26px;
  position: relative; z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}
.footer-grid p { color: var(--white-dim); font-size: 0.9rem; margin-top: 12px; max-width: 32ch; }
.footer-grid h5 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin-bottom: 14px;
}
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: var(--white-dim); font-size: 0.9rem; transition: color 0.2s ease; }
.footer-grid a:hover { color: var(--cyan); }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--white-dim);
}

/* ---------------- Responsive ---------------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .grid-services, .grid-team, .process { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav.open .nav-links {
    display: flex;
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: 72%;
    background: var(--bg-black-2);
    flex-direction: column;
    padding: 100px 30px;
    gap: 26px;
    border-left: 1px solid var(--line);
  }
  .nav.open .nav-cta {
    display: inline-flex;
    position: fixed;
    bottom: 30px; left: 28%;
    right: 6%;
  }
  .grid-services, .grid-team, .process, .stats, .form-row, .grid-values { grid-template-columns: 1fr; }
  section { padding: 70px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor { animation: none; }
}