/* ===========================
   BACKGROUND CANVAS (bokeh)
   =========================== */
#bgCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  mix-blend-mode: screen;
}

/* ===========================
   NAVBAR
   =========================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-bottom: var(--glass-border);
  padding: 14px 0;
  box-shadow: var(--glass-shadow);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cta);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 22px;
  font-size: 0.9rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(5, 10, 24, 0.96);
    backdrop-filter: var(--glass-blur);
    border-bottom: var(--glass-border);
    padding: 16px 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px 24px;
    width: 100%;
  }

  .nav-links a::after {
    display: none;
  }

  .nav-cta {
    margin: 8px 24px 0;
    text-align: center;
    justify-content: center;
  }
}

/* ===========================
   HERO
   =========================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero-bg);
  padding-top: 80px;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.28;
  animation: float 8s ease-in-out infinite;
}

.shape-1 {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, #2563eb, transparent);
  top: -120px;
  right: -80px;
  animation-delay: 0s;
}

.shape-2 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, #7c3aed, transparent);
  bottom: -100px;
  left: -80px;
  animation-delay: -3s;
}

.shape-3 {
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, #06b6d4, transparent);
  top: 40%;
  left: 30%;
  animation-delay: -5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-28px); }
}

/* Hero two-column layout */
.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-content {
  flex: 1;
  min-width: 0;
}

.hero-visual {
  flex: 0 0 420px;
  height: 440px;
}

#nodeCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-badge {
  margin-bottom: 28px;
}

.hero h1 {
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  max-width: 520px;
  margin-bottom: 40px;
}

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

@media (max-width: 1024px) {
  .hero-visual {
    flex: 0 0 340px;
    height: 360px;
  }
}

@media (max-width: 768px) {
  .hero-inner {
    flex-direction: column;
    gap: 32px;
  }
  .hero-visual {
    flex: none;
    width: 100%;
    max-width: 320px;
    height: 280px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }
  .hero-cta .btn {
    justify-content: center;
  }
}

/* ===========================
   SECTION HEADER GLOW
   =========================== */
.section-header {
  position: relative;
}

.section-header::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 80px;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.18), transparent 70%);
  filter: blur(24px);
  pointer-events: none;
  z-index: 0;
}

.section-header > * {
  position: relative;
  z-index: 1;
}

/* ===========================
   SERVICES
   =========================== */
.services {
  background:
    radial-gradient(ellipse at 85% 15%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 15% 85%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
    var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--glass-shadow);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
  overflow: hidden;
}

/* Gradient border glow on hover via animated pseudo-element */
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(135deg, #2563eb, #7c3aed, #06b6d4, #2563eb);
  background-size: 300% 300%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  animation: gradientShift 3s ease infinite;
  pointer-events: none;
}

.service-card:hover::before {
  opacity: 1;
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Shimmer sweep on hover */
.service-card::after {
  content: '';
  position: absolute;
  top: -60%;
  left: -60%;
  width: 60%;
  height: 220%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(255, 255, 255, 0.04) 50%,
    transparent 60%
  );
  transform: rotate(0deg);
  transition: left 0.6s ease, top 0.6s ease;
  pointer-events: none;
}

.service-card:hover::after {
  left: 120%;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: transparent;
  box-shadow: 0 24px 64px rgba(37, 99, 235, 0.25);
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--gradient-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: #fff;
  margin-bottom: 24px;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.service-card:hover .service-icon {
  transform: scale(1.14) rotate(-4deg);
  box-shadow: 0 12px 36px rgba(37, 99, 235, 0.65);
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 1.5rem;
}

.service-card > p {
  margin-bottom: 24px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.service-features li i {
  color: var(--color-accent);
  font-size: 0.8rem;
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
  transition: var(--transition);
}

.service-link:hover {
  gap: 12px;
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ===========================
   FEATURES
   =========================== */
.features {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(6, 182, 212, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 100%, rgba(124, 58, 237, 0.06) 0%, transparent 50%),
    var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-item {
  text-align: center;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s ease;
}

.feature-item:hover {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  transform: translateY(-4px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--gradient-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin: 0 auto 20px;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.feature-item:hover .feature-icon {
  transform: scale(1.15) rotate(6deg);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.55);
}

.feature-item h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ===========================
   TESTIMONIOS
   =========================== */
.testimonials {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 45%),
    radial-gradient(ellipse at 80% 50%, rgba(124, 58, 237, 0.08) 0%, transparent 45%),
    var(--color-surface);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--glass-shadow);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  right: 20px;
  font-size: 7rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: rgba(37, 99, 235, 0.07);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: rgba(37, 99, 235, 0.25);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.15);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-stars i {
  color: #f59e0b;
  font-size: 0.9rem;
}

.testimonial-card blockquote {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}

.author-info strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
}

.author-info span {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ===========================
   CONTACTO
   =========================== */
.contact {
  background:
    radial-gradient(ellipse at 100% 0%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 0% 100%, rgba(37, 99, 235, 0.07) 0%, transparent 45%),
    var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.contact-info > p {
  margin-bottom: 36px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
}

.contact-item-text strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.contact-form {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--glass-shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-group select option {
  background: var(--color-surface);
}

.form-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
  .contact-form {
    padding: 24px;
  }
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(37, 99, 235, 0.06) 0%, transparent 50%),
    #020816;
  padding: 64px 0 32px;
  border-top: 1px solid transparent;
  border-image: var(--gradient-cta) 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  max-width: 280px;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--color-text);
  padding-left: 4px;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 4px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text-muted);
  transition: var(--transition);
  backdrop-filter: var(--glass-blur);
}

.social-link:hover {
  background: var(--gradient-cta);
  border-color: transparent;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--color-text);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}