.bk-section {
  width: 100%;
  background: #f8f8f8;
  padding: 96px 60px;
  font-family: Arial, Helvetica, sans-serif;
  color: #16313f;
}

.bk-shell {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.bk-heading {
  margin: 0 0 20px 0;
  color: #111111;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.bk-heading span {
  color: #1fb8b2;
}

.bk-price-block {
  margin: 0 0 22px 0;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(19, 56, 76, 0.12);
}

.bk-price-starting {
  font-size: 0.65rem;
  font-weight: 500;
  color: #bbbbbb;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}

.bk-price-row {
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.bk-price-amount {
  font-size: 3rem;
  font-weight: 700;
  color: #1fb8b2;
  letter-spacing: -0.04em;
  line-height: 1;
}

.bk-price-period {
  font-size: 1rem;
  font-weight: 600;
  color: #1fb8b2;
}

.bk-description {
  margin: 0 0 24px 0;
  color: #555555;
  font-size: 1rem;
  line-height: 1.6;
}

.bk-benefits {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.bk-benefit {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.bk-benefit-text {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #555555;
}

.bk-benefit-text strong {
  color: #111111;
  font-weight: 700;
}

.bk-tnc {
  font-size: 0.72rem;
  color: #bbbbbb;
  font-style: italic;
}

.bk-tnc a {
  color: #bbbbbb;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

.bk-tnc a:hover {
  color: #1fb8b2;
}

.bk-panel {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(10, 36, 48, 0.14);
  overflow: hidden;
}

.bk-panel-accent {
  height: 4px;
  background: linear-gradient(90deg, #1fb8b2 0%, #4fc9c4 100%);
}

.bk-panel-header {
  padding: 28px 32px 22px;
  border-bottom: 1px solid #f2f2f2;
}

.bk-panel-title {
  margin: 0 0 4px 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: #111111;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.bk-panel-subtitle {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #1fb8b2;
}

.bk-items {
  padding: 4px 0;
}

.bk-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 32px;
  border-bottom: 1px solid #f2f2f2;
  transition: background 0.2s ease;
}

.bk-item:last-child {
  border-bottom: none;
}

.bk-item:hover {
  background: #f7fbfc;
}

.bk-item-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: rgba(31, 184, 178, 0.09);
  border: 1px solid rgba(31, 184, 178, 0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  color: #1fb8b2;
}

.bk-item-icon svg {
  width: 13px;
  height: 13px;
}

.bk-item-title {
  margin: 0 0 3px 0;
  font-size: 0.875rem;
  font-weight: 700;
  color: #1a1a1a;
  line-height: 1.25;
}

.bk-item-desc {
  margin: 0;
  font-size: 0.75rem;
  color: #888888;
  line-height: 1.5;
}

@media (max-width: 991px) {
  .bk-section { padding: 72px 40px; }
  .bk-shell { gap: 40px; }
  .bk-heading { font-size: 1.85rem; }
}

@media (max-width: 767px) {
  .bk-section { padding: 56px 24px; }
  .bk-shell { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 575px) {
  .bk-section { padding: 48px 18px; }
  .bk-heading { font-size: 1.6rem; }
  .bk-panel-header, .bk-item { padding-left: 20px; padding-right: 20px; }
}