.bng-premium-app {
  --bng-bg: #f4f7fb;
  --bng-surface: rgba(255,255,255,0.84);
  --bng-surface-strong: #ffffff;
  --bng-text: #0f172a;
  --bng-muted: #5b6476;
  --bng-primary: #2563eb;
  --bng-primary-dark: #1d4ed8;
  --bng-border: rgba(15, 23, 42, 0.08);
  --bng-shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--bng-text);
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.10), transparent 32%),
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.10), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
  border-radius: 32px;
  padding: 28px;
  box-shadow: var(--bng-shadow);
  overflow: hidden;
}

.bng-hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: stretch;
}

.bng-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--bng-primary-dark);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}

.bng-hero__content h1 {
  margin: 0 0 14px;
  font-size: clamp(34px, 4vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.bng-hero__content p {
  margin: 0 0 24px;
  font-size: 18px;
  line-height: 1.7;
  color: var(--bng-muted);
  max-width: 690px;
}

.bng-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.bng-hero__stats div,
.bng-panel-card,
.bng-result-card {
  background: var(--bng-surface);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--bng-border);
  box-shadow: var(--bng-shadow);
}

.bng-hero__stats div {
  border-radius: 24px;
  padding: 18px;
}

.bng-hero__stats strong {
  display: block;
  font-size: 16px;
  margin-bottom: 6px;
}

.bng-hero__stats span {
  display: block;
  color: var(--bng-muted);
  font-size: 14px;
  line-height: 1.5;
}

.bng-hero__panel {
  display: flex;
}

.bng-panel-card {
  width: 100%;
  border-radius: 28px;
  padding: 24px;
  position: relative;
}

.bng-panel-card::before {
  content: "";
  position: absolute;
  inset: -80px -30px auto auto;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(37,99,235,0.20), transparent 60%);
  pointer-events: none;
}

.bng-panel-card h3,
.bng-results-head h2 {
  margin: 0 0 8px;
  font-size: 28px;
  line-height: 1.15;
}

.bng-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.bng-grid label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bng-grid span {
  font-size: 13px;
  font-weight: 700;
  color: var(--bng-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.bng-grid select,
.bng-grid input {
  min-height: 54px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.10);
  background: rgba(255,255,255,0.96);
  padding: 0 16px;
  font-size: 15px;
  color: var(--bng-text);
  outline: none;
}

.bng-grid select:focus,
.bng-grid input:focus {
  border-color: rgba(37, 99, 235, 0.45);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.bng-button {
  margin-top: 18px;
  width: 100%;
  min-height: 58px;
  border-radius: 18px;
  border: 0;
  background: linear-gradient(135deg, var(--bng-primary), var(--bng-primary-dark));
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.26);
}

.bng-button:hover { filter: brightness(1.02); }
.bng-button:disabled { opacity: .7; cursor: wait; }

.bng-status {
  margin: 12px 0 0;
  color: var(--bng-muted);
  font-size: 14px;
}

.bng-results-wrap { margin-top: 26px; }
.bng-results-head p { color: var(--bng-muted); margin: 0 0 18px; }

.bng-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.bng-result-card {
  border-radius: 24px;
  padding: 22px;
}

.bng-result-card h3 {
  margin: 0 0 14px;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.bng-result-card p {
  margin: 0 0 10px;
  color: var(--bng-muted);
  line-height: 1.6;
}

.bng-result-card p strong {
  color: var(--bng-text);
}

@media (max-width: 1024px) {
  .bng-hero,
  .bng-results {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .bng-premium-app {
    border-radius: 0;
    padding: 18px;
  }

  .bng-hero__stats,
  .bng-grid {
    grid-template-columns: 1fr;
  }

  .bng-hero__content h1 {
    font-size: 38px;
  }

  .bng-panel-card h3,
  .bng-results-head h2,
  .bng-result-card h3 {
    font-size: 24px;
  }
}