/* ── Logo SimbaTech ── */
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .nav-logo .logo-text {
      font-size: 1.4rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--text-100);
      line-height: 1;
    }
    .nav-logo .logo-text span { color: var(--accent); }

    /* Brain pulse animation for nav icon */
    @keyframes brainPulse {
      0%,100% { opacity:.65; }
      50%      { opacity:1; filter: drop-shadow(0 0 3px #0ea5e9); }
    }
    @keyframes eyeGlow {
      0%,100% { opacity:.9; }
      50%      { opacity:1; filter: drop-shadow(0 0 5px #0ea5e9); }
    }
    @keyframes manePulse {
      0%,100% { opacity:.5; }
      50%      { opacity:.8; }
    }
    .brain-anim { animation: brainPulse 2.4s ease-in-out infinite; }
    .eye-anim   { animation: eyeGlow   3.2s ease-in-out infinite; }
    .mane-anim  { animation: manePulse 4s   ease-in-out infinite; }

/* ── Reset & Variables ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-900:   #ffffff;
  --bg-800:   #f0f9ff;
  --bg-700:   #e0f2fe;
  --bg-600:   #bae6fd;
  --green-50:  #0c1a2e;
  --green-300: #1d4ed8;
  --green-400: #2563eb;
  --green-500: #1e40af;
  --green-600: #1e3a8a;
  --accent:    #0ea5e9;
  --accent-dim:#0284c7;
  --text-100:  #0c1a2e;
  --text-300:  #1e3a5f;
  --text-500:  #0369a1;
  --text-700:  #64748b;
  --border:    rgba(14, 165, 233, 0.25);
  --glow:      0 0 40px rgba(14, 165, 233, 0.12);
  --radius:    12px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg-900);
  color: var(--text-100);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Grid Overlay ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(14,165,233,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* ── Utility ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #ffffff;
}
.btn-primary:hover { background: var(--accent-dim); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(14,165,233,0.3); }
.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-outline:hover { background: rgba(14,165,233,0.08); transform: translateY(-2px); }

section { position: relative; z-index: 1; }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(14, 165, 233, 0.08);
  transition: var(--transition);
}
nav .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-100);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  text-decoration: none;
  color: var(--text-300);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--accent); }
.nav-cta { display: flex; gap: 12px; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 110; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-100); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile drawer ── */
.mobile-menu {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  z-index: 105;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}
.mobile-menu.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.mobile-menu a {
  font-size: 1.6rem; font-weight: 700;
  color: var(--text-300); text-decoration: none;
  padding: 18px 32px; width: 100%; text-align: center;
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--accent); }
.mobile-menu .mobile-cta {
  margin-top: 24px;
  background: var(--accent); color: #ffffff;
  border-radius: var(--radius); padding: 14px 40px;
  font-size: 1rem; font-weight: 700; width: auto;
}
.mobile-menu .mobile-cta:hover { background: var(--accent-dim); color: var(--bg-900); }

/* ── Mobile drawer close button ── */
.mobile-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text-300);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}
.mobile-close:hover { color: var(--accent); background: rgba(14,165,233,0.08); }

/* ── Mobile drawer logo ── */
.mobile-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.mobile-logo-text {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-100);
  line-height: 1;
}
.mobile-logo-text span { color: var(--accent); }
.mobile-divider {
  width: 48px;
  height: 1px;
  background: rgba(14,165,233,0.2);
  margin: 8px 0 16px;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
#hero::after {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-eyebrow { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
.hero-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 2s infinite; }
.hero-eyebrow span { font-size: 0.85rem; color: var(--text-500); letter-spacing: 0.08em; }
@keyframes pulse { 0%,100%{box-shadow:0 0 0 0 rgba(14,165,233,0.4)} 50%{box-shadow:0 0 0 8px transparent} }
h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
h1 em { font-style: normal; color: var(--accent); }
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-300);
  max-width: 480px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 48px; flex-wrap: wrap; }
.stat-item { }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 0.8rem; color: var(--text-500); margin-top: 2px; }

/* ── Hero Visual ── */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cv-window {
  width: 100%;
  max-width: 480px;
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--glow);
}
.cv-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: var(--bg-700);
  border-bottom: 1px solid var(--border);
}
.cv-dot { width: 10px; height: 10px; border-radius: 50%; }
.cv-dot.r { background: #ff5f57; }
.cv-dot.y { background: #febc2e; }
.cv-dot.g { background: var(--accent); }
.cv-title { margin-left: auto; font-size: 0.75rem; color: var(--text-700); font-family: monospace; }
.cv-canvas {
  padding: 24px;
  position: relative;
  min-height: 280px;
  background:
    linear-gradient(135deg, rgba(14,165,233,0.03) 0%, transparent 50%),
    var(--bg-800);
}
/* Simulated CV frame */
.cv-frame {
  width: 100%;
  height: 200px;
  border: 1px dashed rgba(14,165,233,0.2);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  background: var(--bg-700);
}
.cv-bbox {
  position: absolute;
  border: 2px solid var(--accent);
  border-radius: 4px;
  animation: scan 3s ease-in-out infinite alternate;
}
.cv-bbox-label {
  position: absolute;
  top: -22px;
  left: 0;
  background: var(--accent);
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}
.bbox-1 { top: 30px; left: 20px; width: 80px; height: 90px; }
.bbox-2 { top: 50px; left: 140px; width: 110px; height: 70px; border-color: var(--green-300); }
.bbox-2 .cv-bbox-label { background: var(--green-300); }
.bbox-3 { top: 20px; right: 20px; width: 90px; height: 100px; border-color: #60a5fa; }
.bbox-3 .cv-bbox-label { background: #60a5fa; }
.cv-scan-line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: scanline 2s linear infinite;
}
@keyframes scanline { from{top:0} to{top:100%} }
@keyframes scan { from{transform:translateX(0)} to{transform:translateX(10px)} }
.cv-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}
.cv-metric {
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}
.cv-metric .val { font-size: 0.9rem; font-weight: 700; color: var(--accent); font-family: monospace; }
.cv-metric .lbl { font-size: 0.65rem; color: var(--text-700); margin-top: 2px; }

/* ── SECTION COMMON ── */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 16px; }
.section-desc { font-size: 1.05rem; color: var(--text-300); }

/* ── SERVICES ── */
#services { padding: 100px 0; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.service-card {
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: var(--transition);
  cursor: default;
}
.service-card:hover {
  border-color: rgba(14,165,233,0.4);
  transform: translateY(-4px);
  box-shadow: var(--glow);
}
.service-icon {
  width: 52px; height: 52px;
  border-radius: 10px;
  background: rgba(14,165,233,0.08);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.service-card.featured {
  background: linear-gradient(135deg, var(--bg-700) 0%, rgba(14,165,233,0.06) 100%);
  border-color: rgba(14,165,233,0.3);
}
.service-card.featured .service-icon { background: rgba(14,165,233,0.15); border-color: rgba(14,165,233,0.4); }
.featured-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--accent);
  color: #ffffff;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.service-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; color: var(--text-500); line-height: 1.7; }
.service-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 20px; }
.service-tag {
  font-size: 0.72rem;
  color: var(--text-500);
  background: rgba(14,165,233,0.05);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 999px;
}

/* ── CV PRODUCT ── */
#computer-vision {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, var(--bg-800) 50%, transparent 100%);
}
.cv-product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.cv-features { display: flex; flex-direction: column; gap: 20px; margin-top: 36px; }
.cv-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.cv-feature:hover { border-color: rgba(14,165,233,0.3); }
.cv-feature-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; }
.cv-feature h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.cv-feature p { font-size: 0.85rem; color: var(--text-500); }
.cv-big-visual {
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--glow);
}
.cv-demo-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.cv-demo-title { font-size: 0.8rem; color: var(--text-500); font-family: monospace; }
.cv-live { display: flex; align-items: center; gap: 6px; font-size: 0.72rem; color: var(--accent); font-weight: 600; }
.cv-live-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 1.5s infinite; }
.cv-big-frame {
  width: 100%;
  height: 240px;
  background: var(--bg-700);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}
.cv-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14,165,233,0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.15) 1px, transparent 1px);
  background-size: 30px 30px;
}
.cv-detection-box {
  position: absolute;
  border: 2px solid var(--accent);
  border-radius: 4px;
}
.db1 { top: 40px; left: 30px; width: 70px; height: 85px; animation: floatbox1 4s ease-in-out infinite; }
.db2 { top: 60px; left: 140px; width: 100px; height: 65px; border-color: var(--green-300); animation: floatbox2 5s ease-in-out infinite; }
.db3 { bottom: 30px; right: 40px; width: 85px; height: 95px; border-color: #60a5fa; animation: floatbox3 4.5s ease-in-out infinite; }
.db4 { top: 20px; right: 120px; width: 60px; height: 60px; border-color: #f59e0b; animation: floatbox4 3.5s ease-in-out infinite; }
.det-label {
  position: absolute;
  top: -20px; left: 0;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
}
.db1 .det-label { background: var(--accent); color: #ffffff; }
.db2 .det-label { background: var(--green-300); color: #ffffff; }
.db3 .det-label { background: #60a5fa; color: #ffffff; }
.db4 .det-label { background: #f59e0b; color: #ffffff; }
.cv-scan-h {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: scanH 2.5s linear infinite;
}
@keyframes scanH { from{top:0} to{top:100%} }
@keyframes floatbox1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(4px,3px)} }
@keyframes floatbox2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-3px,5px)} }
@keyframes floatbox3 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(5px,-3px)} }
@keyframes floatbox4 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-4px,4px)} }
.cv-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.cv-stat-box {
  background: var(--bg-700);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.cv-stat-box .num { font-size: 1.3rem; font-weight: 800; color: var(--accent); font-family: monospace; }
.cv-stat-box .lbl { font-size: 0.7rem; color: var(--text-700); margin-top: 2px; }

/* ── PROCESS ── */
#process { padding: 100px 0; }
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; position: relative; }
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), var(--accent), var(--border), transparent);
}
.step {
  text-align: center;
  padding: 24px 20px;
  position: relative;
}
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--bg-800);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.step:hover .step-num { background: rgba(14,165,233,0.1); border-color: var(--accent); box-shadow: 0 0 24px rgba(14,165,233,0.2); }
.step h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.82rem; color: var(--text-500); }

/* ── WHY US ── */
#why { padding: 100px 0; background: linear-gradient(180deg, transparent 0%, var(--bg-800) 50%, transparent 100%); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.why-points { display: flex; flex-direction: column; gap: 28px; }
.why-point { display: flex; gap: 18px; }
.why-icon-wrap {
  width: 44px; height: 44px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(14,165,233,0.08);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.why-point h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.why-point p { font-size: 0.85rem; color: var(--text-500); }
.tech-stack { }
.tech-stack h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 24px; color: var(--text-300); }
.tech-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.tech-chip {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-300);
  background: var(--bg-800);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 999px;
  transition: var(--transition);
}
.tech-chip:hover { border-color: var(--accent); color: var(--accent); background: rgba(14,165,233,0.05); }

/* ── TESTIMONIALS ── */
#testimonials { padding: 100px 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.testimonial {
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}
.testimonial:hover { border-color: rgba(14,165,233,0.3); transform: translateY(-4px); }
.quote { font-size: 2rem; color: var(--accent); line-height: 1; margin-bottom: 16px; }
.testimonial-text { font-size: 0.92rem; color: var(--text-300); line-height: 1.75; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-dim), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.85rem;
}
.author-name { font-size: 0.9rem; font-weight: 600; }
.author-role { font-size: 0.78rem; color: var(--text-700); }

/* ── CTA ── */
#cta {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
#cta::before {
  content: '';
  position: absolute;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,233,0.06) 0%, transparent 70%);
}
#cta h2 { font-size: clamp(2rem, 4vw, 3rem); max-width: 700px; margin: 0 auto 20px; }
#cta p { font-size: 1.05rem; color: var(--text-300); max-width: 540px; margin: 0 auto 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── CONTACT ── */
#contact { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.contact-info h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 16px; }
.contact-info p { color: var(--text-300); margin-bottom: 32px; }
.contact-items { display: flex; flex-direction: column; gap: 16px; }
.contact-item { display: flex; align-items: center; gap: 14px; }
.contact-icon { font-size: 1.1rem; width: 40px; height: 40px; background: rgba(14,165,233,0.08); border: 1px solid var(--border); border-radius: 8px; display: flex; align-items: center; justify-content: center; }
.contact-item span { font-size: 0.9rem; color: var(--text-300); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.8rem; color: var(--text-500); font-weight: 500; }
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--text-100);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select option { background: var(--bg-800); }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand p { font-size: 0.85rem; color: var(--text-700); margin-top: 12px; max-width: 280px; line-height: 1.7; }
.footer-col h4 { font-size: 0.85rem; font-weight: 600; color: var(--text-300); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.08em; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { text-decoration: none; color: var(--text-700); font-size: 0.85rem; transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid var(--border); flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.8rem; color: var(--text-700); }
.footer-socials { display: flex; gap: 12px; }
.social-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: var(--bg-800);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}
.social-btn:hover { border-color: var(--accent); background: rgba(14,165,233,0.08); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid, .cv-product-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps::before { display: none; }
}
@media (max-width: 640px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
}

      /* ── Carousel ── */
      .carousel-wrapper {
        position: relative;
        overflow: hidden;
        /* fade edges */
        -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
        mask-image: linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%);
      }
      .carousel-track {
        display: flex;
        gap: 24px;
        width: max-content;
        animation: carouselScroll 55s linear infinite;
      }
      .carousel-track:hover { animation-play-state: paused; }
      @keyframes carouselScroll {
        0%   { transform: translateX(0); }
        100% { transform: translateX(-50%); }
      }
      .carousel-track .testimonial {
        width: 360px;
        flex-shrink: 0;
        /* override grid transition so hover still works */
        transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
      }
      /* Indicadores de paginación */
      .carousel-dots {
        display: flex;
        justify-content: center;
        gap: 8px;
        margin-top: 36px;
      }
      .carousel-dots span {
        width: 6px; height: 6px;
        border-radius: 50%;
        background: var(--border);
        display: inline-block;
      }
      .carousel-dots span.active { background: var(--accent); width: 20px; border-radius: 3px; }