:root {
  --primary: #0d6efd;
  --dark: #0f172a;
  --muted: #64748b;
  --light-bg: #f8fafc;
  --border: #e2e8f0;
  --card-bg: #ffffff;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: #ffffff;
  transition: background 0.3s ease, color 0.3s ease;
}

.navbar {
  backdrop-filter: blur(10px);
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.4px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.hero {
  background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
  padding: 28px 0 70px;
}

.hero-banner {
  width: min(1774px, calc(100% - 40px));
  margin: 0 auto 42px;
}

.hero-banner-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 18px;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.16);
}

.hero-badge {
  display: inline-block;
  background: #dbeafe;
  color: #1d4ed8;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 700px;
}

.hero-card,
.info-card,
.pricing-card,
.catalog-card,
.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  height: 100%;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.12);
}

.stats-row .hero-card {
  display: flex;
  min-height: 118px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 16px;
}

.stats-row .hero-card .fs-4 {
  max-width: 100%;
  overflow-wrap: normal;
  font-size: clamp(1.35rem, 2.1vw, 1.5rem) !important;
  line-height: 1.15;
  white-space: nowrap;
}

.machine-box {
  background: linear-gradient(180deg, #1e293b 0%, #334155 100%);
  border-radius: 24px;
  padding: 28px;
  color: #fff;
  max-width: 380px;
  margin: 0 auto;
  position: relative;
  min-height: 500px;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.15);
}

.prototype-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}

/* .machine-screen {
  background: #0f172a;
  border: 3px solid #475569;
  border-radius: 16px;
  height: 90px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #93c5fd;
  font-weight: 700;
} */

.machine-image {
  width: 100%;
  border-radius: 14px;
  margin-bottom: 18px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  background: #fff;
  object-fit: cover;
}

.machine-paper {
  width: 78%;
  min-height: 90px;
  background: #fff;
  border-radius: 10px;
  margin: 0 auto;
  color: #0f172a;
  padding: 12px;
  font-size: 12px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto 40px;
}

.price-highlight {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.catalog-price {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
}

.muted {
  color: var(--muted);
}

.feature-list li,
.simple-list li {
  margin-bottom: 10px;
  color: var(--dark);
}

.pricing-table .row-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.pricing-table .row-item:last-child {
  border-bottom: none;
}

.cta-section {
  background: var(--light-bg);
}

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.btn-rounded {
  border-radius: 999px;
  padding: 12px 20px;
  font-weight: 600;
}

.small-note {
  font-size: 0.92rem;
  color: var(--muted);
}

.section-reveal,
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.section-reveal.show,
.fade-up.show {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 22px;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 20px rgba(13, 110, 253, 0.25);
  z-index: 999;
}

.back-to-top.show {
  display: inline-flex;
}

@media (max-width: 991px) {
  .hero {
    padding: 24px 0 56px;
  }

  .hero-banner {
    width: calc(100% - 28px);
    margin-bottom: 34px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 1.9rem;
  }

  .hero {
    padding-top: 16px;
  }

  .hero-banner {
    width: calc(100% - 20px);
    margin-bottom: 28px;
  }

  .hero-banner-image {
    border-radius: 12px;
  }

  .stats-row .hero-card {
    min-height: 104px;
    padding: 18px 14px;
  }

  .stats-row .hero-card .fs-4 {
    font-size: 1.35rem !important;
  }

  .machine-box {
    min-height: auto;
  }

  .machine-paper {
    width: 100%;
  }

  .pricing-table .row-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}