.bk-step { display: none; padding: 18px 20px; }
.bk-step.active { display: block; }

.bk-h { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.bk-sub { font-size: 12px; color: rgba(255,255,255,0.45); margin-bottom: 16px; }

.bk-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: rgba(255,255,255,0.55);
  background: none; border: none; cursor: pointer; padding: 0; margin-bottom: 12px;
}
.bk-back:hover { color: #c8a84b; }

.bk-month-nav {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.bk-month-nav button {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  color: #fff; font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.bk-month-nav button:hover:not(:disabled) { background: #c8a84b; color: #0d0d0d; border-color: #c8a84b; }
.bk-month-nav button:disabled { opacity: 0.3; cursor: not-allowed; }
.bk-month-nav .bk-month-label { font-weight: 600; font-size: 14px; text-transform: capitalize; }

.bk-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-bottom: 8px; }
.bk-grid .bk-dow {
  text-align: center; font-size: 10px; font-weight: 600;
  color: rgba(255,255,255,0.4); text-transform: uppercase;
  padding: 6px 0;
}
.bk-grid .bk-day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 500; border-radius: 8px;
  cursor: pointer; transition: all 0.15s;
  border: 1px solid transparent;
}
.bk-grid .bk-day.empty { cursor: default; }
.bk-grid .bk-day.disabled { color: rgba(255,255,255,0.15); cursor: not-allowed; }
.bk-grid .bk-day.available {
  color: rgba(255,255,255,0.85);
  border-color: rgba(200,168,75,0.25);
  background: rgba(200,168,75,0.05);
}
.bk-grid .bk-day.available:hover { background: rgba(200,168,75,0.2); border-color: #c8a84b; color: #fff; }

.bk-slots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.bk-slots .bk-slot {
  padding: 12px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(200,168,75,0.3);
  color: #fff; font-size: 14px; font-weight: 600; text-align: center;
  border-radius: 10px; cursor: pointer; transition: all 0.15s;
}
.bk-slots .bk-slot:hover { background: rgba(200,168,75,0.15); border-color: #c8a84b; }

.bk-form { display: flex; flex-direction: column; gap: 14px; }
.bk-field label {
  display: block; font-size: 12px; font-weight: 600;
  color: rgba(255,255,255,0.7); margin-bottom: 5px;
}
.bk-field input, .bk-field select {
  width: 100%; padding: 11px 13px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
  color: #fff; font-size: 14px; font-family: inherit;
  border-radius: 9px; outline: none;
  transition: border 0.15s;
}
.bk-field input:focus, .bk-field select:focus { border-color: #c8a84b; }
.bk-field input::placeholder { color: rgba(255,255,255,0.3); }

.bk-summary {
  background: linear-gradient(135deg, rgba(200,168,75,0.12), rgba(200,168,75,0.03));
  border: 1px solid rgba(200,168,75,0.25);
  border-radius: 10px; padding: 12px 14px;
  font-size: 13px; color: #c8a84b; font-weight: 600;
  margin-bottom: 4px;
}
.bk-summary span { color: #fff; }

.bk-submit {
  width: 100%; padding: 14px 20px;
  background: #c8a84b; color: #0d0d0d;
  font-weight: 800; font-size: 15px; letter-spacing: 0.02em;
  border: none; border-radius: 11px; cursor: pointer;
  transition: all 0.15s; margin-top: 4px;
}
.bk-submit:hover:not(:disabled) { background: #d6b864; transform: translateY(-1px); }
.bk-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.bk-error {
  background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3);
  color: #fca5a5; font-size: 13px;
  padding: 10px 14px; border-radius: 9px; margin-bottom: 12px;
}

@media (max-width: 480px) { .bk-slots { grid-template-columns: 1fr; } }