:root {
  --bg-main: #050726;
  --bg-alt: #090b33;
  --card-bg: #101437;
  --accent: #6ce4ff;
  --accent-soft: #9f8bff;
  --text-main: #f5f7ff;
  --text-muted: #a5b0d8;
  --border-soft: rgba(255, 255, 255, 0.06);
  --shadow-soft: 0 20px 40px rgba(0, 0, 0, 0.55);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-pill: 999px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: var(--text-main);
  background: radial-gradient(circle at top left, #1a1a5f 0, #030318 45%, #000 100%);
}

/* Utility */

.container {
  width: min(1120px, 94vw);
  margin: 0 auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(
    to bottom,
    rgba(5, 7, 38, 0.98),
    rgba(5, 7, 38, 0.85)
  );
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  height: 56px;
  width: 56px;
  border-radius: 999px;
  object-fit: cover;
  border: 2px solid rgba(108, 228, 255, 0.6);
}

.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-main);
}

.brand-tagline {
  font-size: 0.78rem;
  margin-top: 2px;
  color: var(--accent-soft);
  opacity: 0.9;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.main-nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease, transform 0.15s ease;
}

.main-nav a:hover {
  color: var(--accent);
  transform: translateY(-1px);
}

.nav-cta {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(108, 228, 255, 0.45);
  color: var(--accent);
}

/* 🌍 Language switcher (Google Translate) */

.lang-switcher {
  margin-left: 12px;
  font-size: 13px;
}

.lang-switcher select {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  padding: 4px 10px;
  cursor: pointer;
}

.lang-switcher select option {
  color: #000000;
}

/* Hero */

.hero {
  padding: 64px 0 64px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(32px, 4vw, 40px);
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 24px;
  max-width: 520px;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
}

.hero-note {
  font-size: 13px;
  color: var(--text-muted);
}

/* Hero video */

.hero-media {
  background: radial-gradient(circle at top left, #1f204f, #090b33);
  border-radius: var(--radius-lg);
  padding: 16px 16px 18px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
}

.hero-video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video-caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-muted);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease,
    box-shadow 0.16s ease, transform 0.1s ease;
}

.btn.primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
  color: #050726;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.7);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8);
}

.btn.ghost {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--text-main);
  background: rgba(10, 12, 50, 0.7);
}

.btn.ghost:hover {
  background: rgba(16, 19, 70, 0.9);
}

.btn.outline {
  border-color: rgba(108, 228, 255, 0.55);
  color: var(--accent);
  background: transparent;
}

.btn.full {
  width: 100%;
}

/* Sections */

.section {
  padding: 60px 0;
}

.section-alt {
  background: radial-gradient(circle at top, #141843 0, #050726 60%);
}

.section-title {
  font-size: 26px;
  margin: 0 0 8px;
}

.section-intro {
  margin: 0 0 28px;
  color: var(--text-muted);
  max-width: 640px;
}

/* Steps */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.step-card {
  background: rgba(7, 9, 45, 0.9);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  padding: 20px 18px 18px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.45);
}

.step-number {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #050726;
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 10px;
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.step-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
}

/* Pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.pricing-card {
  background: rgba(7, 9, 45, 0.98);
  border-radius: var(--radius-lg);
  padding: 22px 22px 24px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
}

.pricing-card.highlighted {
  border-color: rgba(156, 135, 255, 0.7);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
}

.price-amount {
  font-size: 24px;
  font-weight: 600;
}

.price-note {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
}

.price-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  font-size: 14px;
  color: var(--text-muted);
}

.price-list li + li {
  margin-top: 6px;
}

/* Use cases */

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.usecase-card {
  background: rgba(7, 9, 45, 0.9);
  border-radius: var(--radius-md);
  padding: 14px 14px 16px;
  border: 1px solid var(--border-soft);
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.usecase-image {
  width: 100%;
  height: 120px;
  border-radius: 10px;
  object-fit: cover;
}

/* Form */

.onboarding-form {
  margin-top: 10px;
  background: rgba(6, 8, 40, 0.96);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  padding: 24px 22px 26px;
  box-shadow: var(--shadow-soft);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin-bottom: 18px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field-full {
  grid-column: 1 / -1;
}

label {
  font-size: 13px;
  color: var(--text-muted);
}

input,
select,
textarea {
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 9px 10px;
  background: rgba(2, 3, 20, 0.9);
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3rem 0 2rem;
  background: rgba(4, 5, 28, 0.98);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-main {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

/* Responsive */

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .usecase-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .usecase-grid {
    grid-template-columns: 1fr;
  }
}