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

body {
  font-family:
    "Inter",
    -apple-system,
    sans-serif;
  background: #0a0e17;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(0, 180, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 180, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ---- Nav ---- */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid rgba(0, 180, 255, 0.1);
}

.logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.logo span {
  color: #00b4ff;
}

.logo-sub {
  font-size: 0.7rem;
  font-weight: 500;
  color: #64748b;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-top: 2px;
}

.nav-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  margin-left: 32px;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: #00b4ff;
}

/* ---- Hero ---- */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background: rgba(0, 180, 255, 0.1);
  border: 1px solid rgba(0, 180, 255, 0.2);
  color: #00b4ff;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero h1 span {
  color: #00b4ff;
}

.hero p {
  font-size: 1.125rem;
  color: #94a3b8;
  max-width: 640px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: #00b4ff;
  color: #0a0e17;
}
.btn-primary:hover {
  background: #39c6ff;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.btn-outline:hover {
  border-color: #00b4ff;
  color: #00b4ff;
}

/* ---- Section common ---- */
section {
  padding: 90px 0;
}
section:last-of-type {
  padding-bottom: 140px;
}

.section-label {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #00b4ff;
  margin-top: 36px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-sub {
  color: #94a3b8;
  font-size: 1.0625rem;
  max-width: 600px;
}

/* ---- Overview ---- */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
}

.overview-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.overview-text p {
  color: #94a3b8;
  margin-bottom: 16px;
}

.feature-list {
  list-style: none;
  margin-top: 24px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 0.9375rem;
  color: #cbd5e1;
}

.feature-list li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---- Screenshot ---- */
.screenshot-wrapper {
  background: linear-gradient(
    135deg,
    rgba(0, 180, 255, 0.05),
    rgba(0, 100, 200, 0.05)
  );
  border: 1px solid rgba(0, 180, 255, 0.12);
  border-radius: 16px;
  padding: 16px;
  position: relative;
}

.screenshot-wrapper::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 17px;
  background: linear-gradient(
    135deg,
    rgba(0, 180, 255, 0.2),
    transparent 50%,
    rgba(0, 180, 255, 0.05)
  );
  z-index: -1;
}

.screenshot-img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  background: #111927;
}

/* ---- Features grid ---- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 28px 24px;
  transition: border-color 0.2s;
}
.feature-card:hover {
  border-color: rgba(0, 180, 255, 0.25);
}

.feature-card .icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 180, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-card h4 {
  font-weight: 600;
  font-size: 1.0625rem;
  margin-bottom: 8px;
}
.feature-card p {
  color: #94a3b8;
  font-size: 0.875rem;
}

/* ---- Contact ---- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 48px;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.contact-info p {
  color: #94a3b8;
  margin-bottom: 8px;
  font-size: 0.9375rem;
}
.contact-info .company {
  color: #64748b;
  font-size: 0.8125rem;
  margin-top: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #e2e8f0;
  font-family: inherit;
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: #00b4ff;
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-group select option {
  background: #0a0e17;
  color: #e2e8f0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background: #00b4ff;
  color: #0a0e17;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-submit:hover {
  background: #39c6ff;
}

.form-status {
  display: none;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  margin-top: 16px;
}
.form-status.success {
  display: block;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #86efac;
}
.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #fca5a5;
}

/* ---- Footer ---- */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 32px 0;
  text-align: center;
  font-size: 0.8125rem;
  color: #475569;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.25rem;
  }
  .overview-grid,
  .contact-wrap {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
  }
}