:root {
  --grad-1: #00d0ff;
  --grad-2: #ffffff;
  --grad-3: #9a6bff;
  --grad-1-rgb: 0, 208, 255;
  --grad-2-rgb: 255, 255, 255;
  --grad-3-rgb: 154, 107, 255;
  --accent-gradient: linear-gradient(90deg, var(--grad-1) 0%, var(--grad-2) 45%, var(--grad-2) 58%, var(--grad-3) 100%);
  --accent-gradient-soft: linear-gradient(120deg, rgba(var(--grad-1-rgb), 0.35), rgba(var(--grad-2-rgb), 0.12) 52%, rgba(var(--grad-3-rgb), 0.35));
  --bg: #16172a;
  --bg-elev: #1e2030;
  --panel: #262a3a;
  --panel-2: #2f3548;
  --text: #f5f7ff;
  --muted: rgba(245, 247, 255, 0.7);
  --accent: var(--grad-1);
  --accent-2: var(--grad-3);
  --accent-3: var(--grad-1);
  --glow: rgba(255, 255, 255, 0.35);
  --radius-lg: 18px;
  --radius-md: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: radial-gradient(circle at -8% 42%, rgba(var(--grad-3-rgb), 0.34), transparent 48%),
              radial-gradient(circle at 32% 4%, rgba(var(--grad-1-rgb), 0.28), transparent 52%),
              radial-gradient(circle at 12% 8%, rgba(var(--grad-3-rgb), 0.24), transparent 45%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

.bg-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(42vmax 42vmax at 6% 50%, rgba(var(--grad-3-rgb), 0.2), transparent 58%),
    radial-gradient(35vmax 35vmax at 20% 70%, rgba(var(--grad-1-rgb), 0.12), transparent 60%),
    radial-gradient(45vmax 45vmax at 80% 30%, rgba(var(--grad-3-rgb), 0.18), transparent 65%);
  z-index: 0;
}

main, header, footer { position: relative; z-index: 1; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(16px, 4vw, 40px);
  gap: 16px;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.5px;
  text-decoration: none;
  color: var(--text);
}

.site-nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 14px;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.header-actions {
  display: flex;
  gap: 10px;
}

.ghost-btn {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  text-decoration: none;
  color: var(--text);
  font-size: 13px;
  background: rgba(0,0,0,0.25);
}

.hero {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: center;
  padding: 40px clamp(16px, 6vw, 70px) 20px;
}

.hero-content h1 {
  font-size: clamp(42px, 6vw, 68px);
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.eyebrow {
  font-family: "Space Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 12px;
  color: var(--accent-3);
  margin-bottom: 14px;
}

.hero-sub {
  max-width: 52ch;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.primary-btn, .secondary-btn {
  padding: 12px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  border: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-btn {
  background: var(--accent-gradient);
  color: #1c1b22;
  box-shadow: 0 0 14px rgba(var(--grad-1-rgb), 0.25), 0 0 18px rgba(var(--grad-3-rgb), 0.25);
}

.secondary-btn {
  background: linear-gradient(180deg, rgba(14, 16, 20, 0.6), rgba(8, 10, 12, 0.6)) padding-box,
              var(--accent-gradient-soft) border-box;
  color: var(--text);
  border-color: transparent;
}

.primary-btn:hover, .secondary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 18px rgba(var(--grad-1-rgb), 0.3), 0 0 20px rgba(var(--grad-3-rgb), 0.3);
}

.hero-meta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
}

.hero-meta span {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(0,0,0,0.3);
}

.hero-card {
  background: linear-gradient(180deg, rgba(32, 36, 47, 0.85), rgba(20, 22, 28, 0.9));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 18px 40px rgba(0,0,0,0.4);
  overflow: hidden;
}

.hero-card img {
  width: 100%;
  display: block;
}

.hero-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  gap: 12px;
}

.card-title {
  font-weight: 600;
  margin-bottom: 4px;
}

.chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,0.35);
  color: var(--text);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.16);
  font-size: 12px;
}

.section {
  padding: 36px clamp(16px, 6vw, 70px);
}

.section-head {
  margin-bottom: 20px;
  max-width: 70ch;
}

.section-head h2 {
  font-size: clamp(26px, 4vw, 40px);
  margin-bottom: 8px;
}

.section-head p { color: var(--muted); line-height: 1.6; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 16px;
  background: rgba(20, 22, 28, 0.6);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 10px 22px rgba(0,0,0,0.35);
}

.feature-card h3 { margin-bottom: 8px; }
.feature-card p { color: var(--muted); line-height: 1.5; font-size: 14px; }

.feature-photo {
  padding: 0;
  overflow: hidden;
  grid-column: span 2;
  min-height: 220px;
}

.feature-photo img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  display: block;
  filter: saturate(1.08) contrast(1.05);
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  align-items: center;
}

.demo-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.25);
}

.demo-media video {
  width: 100%;
  display: block;
  border-radius: inherit;
}

.demo-copy h3 { margin-bottom: 8px; font-size: 20px; }
.demo-copy p { color: var(--muted); line-height: 1.6; margin-bottom: 14px; }

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.step {
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(20, 22, 28, 0.5);
}

.step h3 { margin: 8px 0; }
.step p { color: var(--muted); line-height: 1.5; }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.stack-item {
  padding: 12px;
  text-align: center;
  border-radius: 10px;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 13px;
}

.cta {
  padding-top: 10px;
}

.cta-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    rgba(0, 200, 255, 0.14) 0%,
    rgba(15, 20, 40, 0.75) 50%,
    rgba(150, 100, 255, 0.14) 100%
  );
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 0 0 1px rgba(var(--grad-2-rgb), 0.16), 0 0 14px rgba(var(--grad-1-rgb), 0.2), 0 0 18px rgba(var(--grad-3-rgb), 0.22);
}

.cta-card h2 { margin-bottom: 8px; }
.cta-card p { color: var(--muted); }

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.contact-form {
  display: grid;
  gap: 10px;
  width: min(420px, 100%);
}

.contact-field {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.32);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
}

.contact-field textarea {
  resize: vertical;
  min-height: 96px;
}

.contact-field input:focus-visible,
.contact-field textarea:focus-visible {
  outline: 2px solid rgba(0, 208, 255, 0.5);
  outline-offset: 1px;
}

.contact-honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 30;
}

.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 16, 0.7);
  backdrop-filter: blur(6px);
}

.modal-card {
  position: relative;
  width: min(92vw, 440px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: linear-gradient(180deg, rgba(32, 36, 47, 0.95), rgba(20, 22, 28, 0.96));
  box-shadow: 0 0 22px rgba(0, 208, 255, 0.25), 0 18px 40px rgba(0, 0, 0, 0.45);
  padding: 20px;
  z-index: 1;
}

.modal-card h2 {
  margin-bottom: 12px;
}

.success-modal-card {
  border-color: rgba(0, 208, 255, 0.3);
  box-shadow: 0 0 22px rgba(0, 208, 255, 0.3), 0 18px 40px rgba(0, 0, 0, 0.45);
}

.modal-message {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 14px;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.35);
  color: var(--text);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.modal-close:focus-visible {
  outline: 2px solid rgba(0, 208, 255, 0.5);
  outline-offset: 1px;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.faq-item {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(20, 22, 28, 0.45);
}

.faq-item p { color: var(--muted); line-height: 1.5; margin-top: 6px; }

.site-footer {
  text-align: center;
  padding: 24px 16px 40px;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-photo { grid-column: span 2; }
  .demo-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .stack-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .faq-grid { grid-template-columns: 1fr; }
  .cta-card { flex-direction: column; align-items: flex-start; }
  .site-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .site-nav { display: none; }
  .hero { padding-top: 20px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-photo { grid-column: span 1; }
  .stack-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  html, body { min-height: 100svh; }
  body {
    background:
      radial-gradient(circle at 32% 4%, rgba(var(--grad-1-rgb), 0.22), transparent 58%),
      radial-gradient(circle at 12% 8%, rgba(var(--grad-3-rgb), 0.24), transparent 50%),
      var(--bg);
  }
  .bg-orbs {
    background:
      radial-gradient(35vmax 35vmax at 20% 70%, rgba(var(--grad-1-rgb), 0.06), transparent 70%),
      radial-gradient(45vmax 45vmax at 80% 30%, rgba(var(--grad-3-rgb), 0.1), transparent 74%);
    opacity: 0.75;
  }
}

@media (max-width: 640px) {
  @supports (-webkit-touch-callout: none) {
    body{
      background:
        radial-gradient(circle at 32% 4%, rgba(var(--grad-1-rgb), 0.18), transparent 62%),
        radial-gradient(circle at 12% 8%, rgba(var(--grad-3-rgb), 0.2), transparent 60%),
        var(--bg) !important;
    }
    .bg-orbs{
      background:
        radial-gradient(35vmax 35vmax at 20% 70%, rgba(var(--grad-1-rgb), 0.06), transparent 72%),
        radial-gradient(45vmax 45vmax at 80% 30%, rgba(var(--grad-3-rgb), 0.1), transparent 76%);
      opacity: 0.75;
    }
  }
}

@media (max-width: 640px){ .modal-backdrop{ backdrop-filter:none !important; } }