/* ===================================================
   NOQAKANISAAS IA — DESIGN SYSTEM
   Secciones Hero/Nav: Paleta Aprendizaje & Innovación
   Secciones inferiores: Cyber-Industrial (sin cambios)
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;900&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  /* ── Base oscura (compartida) ── */
  --midnight: #050d1a;
  --charcoal: #0d1117;
  --gunmetal: #1a2232;
  --silver: #94a3b8;
  --silver-bright: #cbd5e1;
  --white: #f1f5f9;
  --danger-red: #ef4444;

  /* ── Paleta HERO: Aprendizaje & Innovación ── */
  --hero-base: #0b1128;
  /* índigo medianoche profundo   */
  --hero-mid: #0f1d45;
  /* índigo oscuro cálido          */
  --sky: #38bdf8;
  /* sky-blue: claridad, confianza */
  --sky-dim: #0ea5e9;
  /* sky más saturado              */
  --sky-pale: #bae6fd;
  /* sky claro para subtítulos     */
  --amber: #f59e0b;
  /* ámbar: sabiduría, innovación  */
  --amber-dim: #d97706;
  /* ámbar oscuro para hover       */
  --indigo-soft: #6366f1;
  /* índigo medio: profundidad     */

  --glow-sky: 0 0 14px #38bdf8, 0 0 32px #38bdf850;
  --glow-amber: 0 0 14px #f59e0b, 0 0 32px #f59e0b50;
  --glow-indigo: 0 0 12px #6366f1, 0 0 28px #6366f150;

  /* ── Paleta SECCIONES INFERIORES (sin cambios) ── */
  --neon-green: #00ff88;
  --neon-green-dim: #00cc6a;
  --electric-purple: #a855f7;
  --purple-dim: #7c3aed;
  --glow-green: 0 0 12px #00ff88, 0 0 30px #00ff8850;
  --glow-purple: 0 0 12px #a855f7, 0 0 30px #a855f750;
  --glow-silver: 0 0 8px #94a3b8aa;

  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

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

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--charcoal);
}

::-webkit-scrollbar-thumb {
  background: var(--sky);
  border-radius: 3px;
}

/* ======== NAV — Paleta Innovación ======== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(11, 17, 40, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(56, 189, 248, 0.18);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--sky);
  text-shadow: var(--glow-sky);
  letter-spacing: 0.08em;
}

.nav-logo span {
  color: var(--amber);
  text-shadow: var(--glow-amber);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--sky-pale);
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  opacity: 0.75;
  transition: color 0.25s, opacity 0.25s, text-shadow 0.25s;
}

.nav-links a:hover {
  color: var(--sky);
  opacity: 1;
  text-shadow: var(--glow-sky);
}

/* ======== CANVAS OVERLAY ======== */
#neural-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.18;
}

/* ======== HERO — Paleta Aprendizaje & Innovación ======== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('hero_background.png');
  background-size: cover;
  background-position: center;
  /* Desaturamos más y ajustamos tono para que case con índigo */
  filter: brightness(0.28) saturate(0.7) hue-rotate(185deg);
  transform: scale(1.05);
  transition: transform 8s ease;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  /* Degradado índigo → azul absal: cielo académico nocturno */
  background: linear-gradient(160deg,
      rgba(11, 17, 40, 0.60) 0%,
      rgba(15, 29, 69, 0.72) 50%,
      rgba(6, 14, 35, 0.80) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 2rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.3rem 1.1rem;
  border: 1px solid rgba(56, 189, 248, 0.55);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--sky);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  background: rgba(56, 189, 248, 0.06);
  box-shadow: var(--glow-sky);
  animation: pulse-border-sky 3s ease-in-out infinite;
}

@keyframes pulse-border-sky {

  0%,
  100% {
    box-shadow: var(--glow-sky);
  }

  50% {
    box-shadow: 0 0 22px #38bdf8, 0 0 55px #38bdf870;
  }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.03em;
  margin-bottom: 1.2rem;
}

/* .accent-green reutilizado para sky-blue en el hero */
.hero-title .accent-green {
  color: var(--sky);
  text-shadow: var(--glow-sky);
}

/* .accent-purple reutilizado para ámbar en el hero  */
.hero-title .accent-purple {
  color: var(--amber);
  text-shadow: var(--glow-amber);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.2vw, 1.22rem);
  color: var(--sky-pale);
  font-weight: 300;
  max-width: 680px;
  margin: 0 auto 2.2rem;
  line-height: 1.75;
  opacity: 0.9;
}

/* Botón CTA: ámbar dorado — acción de alto valor */
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2.4rem;
  background: linear-gradient(135deg, var(--amber), var(--amber-dim));
  color: #0b1128;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: var(--glow-amber);
  transition: transform 0.2s, box-shadow 0.2s;
}

.hero-cta:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 32px #f59e0b, 0 0 65px #f59e0b60;
}

.hero-cta svg {
  width: 20px;
  height: 20px;
}

/* ---- FLOATING DATA BUBBLES — colores innovación en el hero ---- */
.bubbles-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}

.bubble {
  position: absolute;
  bottom: -80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(56, 189, 248, 0.07);
  border: 1px solid rgba(56, 189, 248, 0.28);
  backdrop-filter: blur(4px);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--sky);
  white-space: nowrap;
  animation: float-bubble linear infinite;
}

.bubble svg {
  width: 18px;
  height: 18px;
  opacity: 0.85;
}

.bubble.purple {
  background: rgba(245, 158, 11, 0.07);
  border-color: rgba(245, 158, 11, 0.28);
  color: var(--amber);
}

@keyframes float-bubble {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 0.8;
  }

  100% {
    transform: translateY(-110vh) rotate(8deg);
    opacity: 0;
  }
}

/* ======== SECTION COMMON ======== */
section {
  position: relative;
  z-index: 2;
  padding: 6rem 2rem;
}

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--neon-green);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  opacity: 0.8;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--silver);
  font-size: 1.05rem;
  max-width: 580px;
}

/* ======== SEGMENTS ======== */
#segments {
  background: var(--charcoal);
  border-top: 1px solid rgba(0, 255, 136, 0.08);
}

.segments-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 1100px;
  margin: 3.5rem auto 0;
}

.segment-card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  padding: 2.5rem;
  background: var(--gunmetal);
  border: 1px solid rgba(148, 163, 184, 0.15);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 95% 100%, 0 100%);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.segment-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--neon-green);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.15);
}

.segment-card.purple-card:hover {
  border-color: var(--electric-purple);
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.15);
}

.segment-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  filter: saturate(1.3) brightness(0.9);
}

.segment-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 4px;
  background: rgba(0, 255, 136, 0.12);
  color: var(--neon-green);
  margin-bottom: 0.8rem;
  display: inline-block;
}

.segment-card.purple-card .segment-tag {
  background: rgba(168, 85, 247, 0.12);
  color: var(--electric-purple);
}

.segment-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  margin-bottom: 0.8rem;
}

.segment-card ul {
  list-style: none;
  padding: 0;
}

.segment-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--silver-bright);
  margin-bottom: 0.5rem;
}

.segment-card ul li::before {
  content: '▹';
  color: var(--neon-green);
  flex-shrink: 0;
  margin-top: 2px;
}

.segment-card.purple-card ul li::before {
  color: var(--electric-purple);
}

/* ======== WHAT WE DO ======== */
#services {
  background: var(--midnight);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
  max-width: 1100px;
  margin: 3.5rem auto 0;
}

.service-card {
  position: relative;
  padding: 2rem 1.8rem;
  background: var(--gunmetal);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-green), var(--electric-purple));
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.service-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 255, 136, 0.1);
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 136, 0.2);
  transition: transform 0.4s;
}

.service-card:hover .service-icon {
  transform: rotate(15deg) scale(1.1);
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: var(--neon-green);
}

.service-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  letter-spacing: 0.03em;
}

.service-card p {
  font-size: 0.88rem;
  color: var(--silver);
  line-height: 1.65;
}

/* ======== PAYMENT TERMINAL ======== */
#payment {
  background: #020812;
  border-top: 1px solid rgba(0, 255, 136, 0.1);
  border-bottom: 1px solid rgba(0, 255, 136, 0.1);
}

.terminal-wrapper {
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--silver);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0, 255, 136, 0.12), 0 0 80px rgba(0, 0, 0, 0.7);
}

.terminal-header {
  background: rgba(26, 34, 50, 0.95);
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot.red {
  background: #ef4444;
}

.dot.yellow {
  background: #f59e0b;
}

.dot.green {
  background: #22c55e;
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--silver);
  letter-spacing: 0.1em;
  margin-left: 0.5rem;
}

.terminal-body {
  background: rgba(5, 13, 26, 0.97);
  padding: 3rem 2.5rem;
  text-align: center;
}

.terminal-prompt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--silver);
  opacity: 0.7;
  margin-bottom: 0.5rem;
  letter-spacing: 0.08em;
}

.terminal-amount {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.6rem);
  font-weight: 900;
  color: var(--neon-green);
  text-shadow: var(--glow-green);
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}

.terminal-phone {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 4rem);
  font-weight: 900;
  color: var(--neon-green);
  text-shadow: var(--glow-green);
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
}

.qr-grid {
  display: flex;
  gap: 3rem;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.qr-frame {
  width: 180px;
  height: 180px;
  background: white;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.qr-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.qr-label.green {
  color: var(--neon-green);
}

.qr-label.purple {
  color: var(--electric-purple);
}

.qr-sub {
  font-size: 0.72rem;
  color: var(--silver);
  font-family: var(--font-mono);
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 2.5rem;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  text-transform: uppercase;
  margin-top: 0.5rem;
  box-shadow: 0 0 20px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
  text-align: center;
  line-height: 1.3;
}

.whatsapp-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 35px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.security-note {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--silver);
  opacity: 0.55;
  letter-spacing: 0.06em;
}

/* ======== FOOTER ======== */
footer {
  background: var(--charcoal);
  border-top: 1px solid rgba(0, 255, 136, 0.08);
  padding: 2.5rem 2rem;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 900;
  color: var(--neon-green);
  margin-bottom: 0.5rem;
  letter-spacing: 0.08em;
}

footer p {
  font-size: 0.8rem;
  color: var(--silver);
  opacity: 0.6;
}

/* ======== RESPONSIVE ======== */
@media (max-width: 900px) {
  .segments-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 600px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .qr-grid {
    flex-direction: column;
    align-items: center;
  }

  .terminal-body {
    padding: 2rem 1.2rem;
  }
}

/* ======== PARALLAX HELPER ======== */
.parallax-layer {
  will-change: transform;
}

/* ======== SECTION CENTER ======== */
.section-header {
  max-width: 1100px;
  margin: 0 auto;
}