:root {
  --purple: #7C3AED;
  --blue: #3B82F6;
  --teal: #00BFA6;
  --bg-0: #07060F;
  --bg-1: #0E0B1F;
  --bg-2: #14102B;
  --text: #F4F2FF;
  --muted: #A39FBE;
  --glass: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.10);
  --glass-strong: rgba(255, 255, 255, 0.09);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg-0);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Animated background ---------- */
.bg-canvas {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse at 20% 10%, rgba(124, 58, 237, 0.35), transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(59, 130, 246, 0.30), transparent 55%),
    radial-gradient(ellipse at 50% 90%, rgba(0, 191, 166, 0.22), transparent 55%),
    var(--bg-0);
}

.bg-grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  z-index: -1;
  animation: float 18s ease-in-out infinite;
}
.orb-1 { width: 480px; height: 480px; background: var(--purple); top: -120px; left: -120px; }
.orb-2 { width: 380px; height: 380px; background: var(--blue); top: 40%; right: -100px; animation-delay: -6s;}
.orb-3 { width: 320px; height: 320px; background: var(--teal); bottom: -120px; left: 30%; animation-delay: -12s;}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.08); }
  66% { transform: translate(-30px, 40px) scale(0.95); }
}

/* ---------- Layout ---------- */
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 28px; }

/* ---------- Nav ---------- */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(7, 6, 15, 0.6);
  border-bottom: 1px solid var(--glass-border);
}
nav .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  padding-bottom: 18px;
}
.logo {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--purple), var(--blue), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo span { font-family: 'Instrument Serif', serif; font-style: italic; font-weight: 400; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 10px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: white !important;
  font-weight: 600 !important;
  transition: transform 0.2s, box-shadow 0.2s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(124, 58, 237, 0.4); }

/* ---------- Hero ---------- */
.hero {
  padding: 100px 0 80px;
  position: relative;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 28px;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 10px var(--teal);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

h1 {
  font-size: clamp(44px, 6.5vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 700;
  margin-bottom: 24px;
  max-width: 14ch;
}
h1 em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, #C4B5FD, var(--blue), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 20px;
  color: var(--muted);
  max-width: 56ch;
  margin-bottom: 40px;
  line-height: 1.55;
}

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.btn {
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: white;
  box-shadow: 0 10px 30px -8px rgba(124, 58, 237, 0.5);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px -6px rgba(124, 58, 237, 0.6); }
.btn-ghost {
  background: var(--glass);
  color: var(--text);
  border-color: var(--glass-border);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover { background: var(--glass-strong); border-color: rgba(255,255,255,0.18); }

/* ---------- Phone mockups in hero ---------- */
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.phone-stack {
  position: relative;
  height: 540px;
}
.phone {
  position: absolute;
  width: 240px;
  height: 480px;
  border-radius: 38px;
  background: linear-gradient(145deg, #1c1638, #0a0820);
  border: 1px solid var(--glass-border);
  padding: 12px;
  box-shadow:
    0 30px 80px -20px rgba(124, 58, 237, 0.5),
    0 0 0 1px rgba(255,255,255,0.05) inset;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(180deg, #0d0a1f, #1a1340);
  position: relative;
  display: flex;
  flex-direction: column;
}
.phone-1 { transform: rotate(-8deg) translate(-30px, 30px); z-index: 1; }
.phone-2 { transform: rotate(4deg) translate(120px, -10px); z-index: 2; }
.phone-3 { transform: rotate(-2deg) translate(60px, 60px); z-index: 0; opacity: 0.6; }
.phone-stack:hover .phone-1 { transform: rotate(-12deg) translate(-50px, 20px); }
.phone-stack:hover .phone-2 { transform: rotate(8deg) translate(140px, -20px); }

/* phone screen art */
.ps-header { padding: 30px 16px 12px; display:flex; justify-content:space-between; align-items:center; font-size: 11px; color: var(--muted); }
.ps-title { padding: 10px 16px 4px; font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.ps-meta { padding: 0 16px 14px; font-size: 11px; color: var(--muted); }
.ps-card {
  margin: 0 12px 10px;
  padding: 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
}
.ps-row { display:flex; justify-content:space-between; align-items:center; margin-bottom:8px; }
.ps-row:last-child { margin-bottom:0; }
.ps-label { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.ps-val { font-size: 13px; font-weight: 600; }
.ps-val.up { color: var(--teal); }
.ps-val.down { color: #f87171; }
.ps-chart {
  margin: 0 12px 10px;
  height: 80px;
  background: linear-gradient(180deg, rgba(0,191,166,0.18), transparent);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}
.ps-chart svg { width: 100%; height: 100%; }
.ps-iot-tile {
  margin: 0 6px 8px;
  flex: 1;
  aspect-ratio: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px;
}
.ps-iot-tile.on { background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(59,130,246,0.2)); border-color: rgba(124,58,237,0.4); }
.ps-iot-row { display: flex; padding: 0 6px; }
.ps-toggle { width: 26px; height: 14px; border-radius: 8px; background: rgba(255,255,255,0.15); position: relative; }
.ps-toggle.on { background: var(--teal); }
.ps-toggle::after { content:''; position:absolute; width:10px; height:10px; border-radius:50%; background:white; top:2px; left:2px; transition: 0.2s;}
.ps-toggle.on::after { left: 14px; }

/* ---------- Section base ---------- */
section { padding: 100px 0; position: relative; }
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
h2 {
  font-size: clamp(34px, 4.5vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: 20px;
  max-width: 18ch;
}
h2 em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(135deg, #C4B5FD, var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 60ch;
  margin-bottom: 56px;
}

/* ---------- Logo strip ---------- */
.logo-strip {
  padding: 50px 0 40px;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}
.logo-strip-label {
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.logo-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 40px;
  align-items: center;
  opacity: 0.55;
}
.logo-placeholder {
  height: 28px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  border: 1px dashed rgba(255,255,255,0.1);
}

/* ---------- Specializations ---------- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.spec-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease, border-color 0.3s;
}
.spec-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(124, 58, 237, 0.15), transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.spec-card:hover { transform: translateY(-4px); border-color: rgba(124, 58, 237, 0.3); }
.spec-card:hover::before { opacity: 1; }
.spec-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(59,130,246,0.15));
  border: 1px solid var(--glass-border);
}
.spec-card h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.spec-card p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 18px;
}
.spec-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.spec-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  color: var(--muted);
}

/* ---------- Portfolio ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.project {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  transition: transform 0.4s ease;
}
.project:hover { transform: translateY(-6px); }
.project-1 { grid-column: span 7; }
.project-2 { grid-column: span 5; }
.project-3 { grid-column: span 5; }
.project-4 { grid-column: span 7; }

.project-visual {
  height: 280px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1340, #0d0a1f);
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(124,58,237,0.25), transparent 50%);
  pointer-events: none;
}
.visual-placeholder {
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  text-align: center;
  padding: 20px;
  z-index: 2;
  position: relative;
}
.visual-placeholder svg { display: block; margin: 0 auto 12px; opacity: 0.6; }

.project-content { padding: 28px 32px 32px; }
.project-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
}
.project-meta span {
  padding: 3px 10px;
  border-radius: 6px;
  background: rgba(0, 191, 166, 0.12);
  color: var(--teal);
  border: 1px solid rgba(0, 191, 166, 0.2);
}
.project h3 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 10px;
}
.project p { color: var(--muted); font-size: 15px; }
.project-tech {
  display: flex;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.tech-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  color: var(--muted);
}

/* in-place screenshot mockups for projects */
.mock-trading {
  width: 200px; height: 240px;
  background: linear-gradient(180deg, #0a0820, #1a1340);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  padding: 14px;
  box-shadow: 0 20px 50px -10px rgba(59,130,246,0.4);
  position: relative;
  z-index: 2;
}
.mock-trading-tab { display:flex; gap:6px; margin-bottom:10px; }
.mock-trading-tab span { flex:1; height:4px; border-radius:2px; background: rgba(255,255,255,0.1); }
.mock-trading-tab span:first-child { background: var(--teal); }
.mock-num { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 2px; }
.mock-num small { font-size: 11px; color: var(--teal); margin-left: 4px; }
.mock-label { font-size: 9px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }

.mock-iot {
  width: 200px; height: 240px;
  background: linear-gradient(180deg, #0a0820, #14102B);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  padding: 14px;
  box-shadow: 0 20px 50px -10px rgba(124,58,237,0.4);
}
.mock-iot-grid { display:grid; grid-template-columns:1fr 1fr; gap:8px; margin-top:14px; }
.mock-iot-cell {
  aspect-ratio: 1;
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.mock-iot-cell.on { background: linear-gradient(135deg, rgba(0,191,166,0.25), rgba(59,130,246,0.15)); border-color: rgba(0,191,166,0.3); }
.mock-iot-cell-icon { width:18px; height:18px; border-radius:6px; background: rgba(255,255,255,0.1); }
.mock-iot-cell.on .mock-iot-cell-icon { background: var(--teal); }
.mock-iot-cell-name { font-size: 9px; color: var(--muted); }

/* ---------- Process ---------- */
.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 28px;
  position: relative;
  counter-increment: step;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--teal);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 14px;
}
.step h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.step p {
  font-size: 14px;
  color: var(--muted);
}

/* ---------- Stats ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  overflow: hidden;
}
.stat {
  padding: 36px 28px;
  border-right: 1px solid var(--glass-border);
  text-align: center;
}
.stat:last-child { border-right: none; }
.stat-num {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #C4B5FD, var(--blue), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
  line-height: 1;
}
.stat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* ---------- Testimonial ---------- */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.testi {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 36px;
}
.testi-quote {
  font-family: 'Instrument Serif', serif;
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 24px;
  letter-spacing: -0.005em;
}
.testi-quote::before { content:'"'; color: var(--teal); margin-right: 4px;}
.testi-quote::after { content:'"'; color: var(--teal); margin-left: 2px;}
.testi-author { display: flex; align-items: center; gap: 14px; }
.testi-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 16px;
}
.testi-name { font-weight: 600; font-size: 15px; }
.testi-role { color: var(--muted); font-size: 13px; }

/* ---------- CTA ---------- */
.cta-section {
  margin: 100px 0 80px;
}
.cta-card {
  background: linear-gradient(135deg, rgba(124,58,237,0.18), rgba(59,130,246,0.15), rgba(0,191,166,0.12));
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  border-radius: 32px;
  padding: 80px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(124,58,237,0.3), transparent 50%);
  pointer-events: none;
}
.cta-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 100%, rgba(0,191,166,0.25), transparent 50%);
  pointer-events: none;
}
.cta-card > * { position: relative; z-index: 1; }
.cta-card h2 { margin: 0 auto 20px; max-width: none; text-align: center; }
.cta-card .section-sub { margin: 0 auto 36px; text-align: center; }
.cta-card .cta-row { justify-content: center; }

/* ---------- Footer ---------- */
footer {
  padding: 50px 0 40px;
  border-top: 1px solid var(--glass-border);
  color: var(--muted);
  font-size: 14px;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

/* ---------- Utilities & inline-style replacements ---------- */
.section-no-top { padding-top: 0; }

/* phone-screen value variant */
.ps-val.sm { font-size: 12px; }

/* IoT tile internals (driven by parent .ps-iot-tile.on for active state) */
.ps-iot-tile-icon {
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}
.ps-iot-tile.on .ps-iot-tile-icon { background: rgba(255, 255, 255, 0.2); }
.ps-iot-tile-name { font-size: 11px; font-weight: 600; }
.ps-iot-tile-state { font-size: 9px; color: var(--muted); }
.ps-card.mt { margin-top: 6px; }

/* mock-iot project card text */
.mock-iot-label { font-size: 11px; color: var(--muted); }
.mock-iot-count { font-size: 16px; font-weight: 700; margin-top: 2px; }

/* mock-trading chart svg + timeframe row */
.mock-trading-chart { width: 100%; height: 70px; }
.mock-trading-tf {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--muted);
}
.mock-trading-tf .active { color: var(--teal); }

/* webull candlestick svg */
.mock-candle-svg { z-index: 2; position: relative; }

/* AI mock card */
.mock-ai {
  width: 240px;
  background: linear-gradient(180deg, #0a0820, #1a1340);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  padding: 14px;
  box-shadow: 0 20px 50px -10px rgba(0, 191, 166, 0.3);
  position: relative;
  z-index: 2;
}
.mock-ai-header {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
}
.mock-ai-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--teal));
}
.mock-ai-name { font-size: 11px; font-weight: 600; }
.mock-ai-msg {
  background: rgba(255, 255, 255, 0.04);
  padding: 10px;
  border-radius: 10px;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
}
.mock-ai-msg.user {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(59, 130, 246, 0.2));
  color: var(--text);
  margin-left: 30px;
}
.mock-ai-thinking-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  margin-right: 6px;
  animation: pulse 1s infinite;
}

/* footer links */
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

/* ---------- Contact modal ---------- */
.contact-dialog {
  border: none;
  background: transparent;
  padding: 0;
  max-width: 600px;
  width: 92%;
  color: var(--text);
}
.contact-dialog::backdrop {
  background: rgba(7, 6, 15, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.contact-dialog[open] { animation: contact-fade 0.22s ease-out; }
@keyframes contact-fade {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.contact-card {
  background: linear-gradient(180deg, var(--bg-1), var(--bg-2));
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}
.contact-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.contact-close:hover { background: var(--glass-strong); color: var(--text); }
.contact-card h3 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.contact-sub {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 24px;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.contact-field { display: flex; flex-direction: column; gap: 6px; }
.contact-field label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-optional { text-transform: none; opacity: 0.7; }
.contact-field input,
.contact-field select,
.contact-field textarea {
  width: 100%;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  transition: border-color 0.2s, background 0.2s;
}
.contact-field input:focus,
.contact-field select:focus,
.contact-field textarea:focus {
  outline: none;
  border-color: var(--purple);
  background: var(--glass-strong);
}
.contact-field textarea { resize: vertical; min-height: 100px; }
.contact-field select { appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 36px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23A39FBE' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.contact-field select option { background: var(--bg-1); color: var(--text); }
.contact-honeypot { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.contact-error {
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.25);
  color: #fca5a5;
  font-size: 14px;
}
.contact-submit { align-self: flex-start; margin-top: 8px; }
.contact-submit[disabled] { opacity: 0.6; cursor: not-allowed; }

.contact-thanks { text-align: center; padding: 20px 0; }
.contact-thanks-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(0, 191, 166, 0.12);
  border: 1px solid rgba(0, 191, 166, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.contact-thanks h3 { margin-bottom: 10px; }
.contact-thanks .btn { margin-top: 8px; }

@media (max-width: 600px) {
  .contact-card { padding: 28px 22px; }
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .phone-stack { height: 480px; margin-top: 30px; transform: scale(0.85);}
  .specs-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .project-1, .project-2, .project-3, .project-4 { grid-column: span 1; }
  .process-row { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stat { border-right: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3), .stat:nth-child(4) { border-bottom: none; }
  .stat:nth-child(4) { border-right: none; }
  .testi-grid { grid-template-columns: 1fr; }
  .logo-row { grid-template-columns: repeat(2, 1fr); gap: 20px;}
  .nav-links a:not(.nav-cta) { display: none; }
  .cta-card { padding: 50px 28px; }
}