/* Wudang Booking – Frontend Widget */
:root {
  --wb-green: #2d5a45;
  --wb-green-lt: #3d7a5f;
  --wb-gold: #c8a84b;
  --wb-red: #c0392b;
  --wb-border: #e2e8e4;
  --wb-bg: #f8faf9;
  --wb-radius: 12px;
}

.wb-booking-widget {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 680px;
  margin: 0 auto;
  color: #1d1d1f;
}

/* Alert */
.wb-alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; font-size: .9rem; }
.wb-alert-success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.wb-alert-error   { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.wb-alert-info    { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }

/* Progress */
.wb-progress {
  display: flex; align-items: center; margin-bottom: 40px;
  padding: 0 4px;
}
.wb-progress-step {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  flex-shrink: 0;
}
.wb-step-num {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .82rem; font-weight: 700;
  background: #e5e7eb; color: #6b7280;
  transition: all .3s;
}
.wb-step-label { font-size: .68rem; color: #9ca3af; font-weight: 500; white-space: nowrap; transition: color .3s; }
.wb-progress-step.active .wb-step-num  { background: var(--wb-green); color: #fff; }
.wb-progress-step.active .wb-step-label { color: var(--wb-green); font-weight: 600; }
.wb-progress-step.done .wb-step-num   { background: var(--wb-green); color: #fff; }
.wb-progress-step.done .wb-step-num::after { content: '✓'; }
.wb-progress-line { flex: 1; height: 2px; background: #e5e7eb; margin: 0 4px; margin-bottom: 22px; transition: background .3s; }
.wb-progress-line.done { background: var(--wb-green); }

/* Step */
.wb-step { animation: wb-fadein .3s ease; }
@keyframes wb-fadein { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
.wb-step-title { font-size: 1.25rem; font-weight: 600; color: var(--wb-green); margin-bottom: 6px; }
.wb-step-sub   { color: #6b7280; font-size: .9rem; margin-bottom: 20px; }

/* Service cards */
.wb-service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 12px; }
.wb-service-card {
  border: 2px solid var(--wb-border); border-radius: var(--wb-radius);
  padding: 22px; cursor: pointer; transition: all .2s; background: #fff;
  position: relative;
}
.wb-service-card:hover { border-color: var(--wb-green); box-shadow: 0 4px 16px rgba(45,90,69,.1); transform: translateY(-2px); }
.wb-service-card.selected { border-color: var(--wb-green); background: #f0f7f4; }
.wb-service-card.selected::after {
  content: '✓'; position: absolute; top: 12px; right: 14px;
  background: var(--wb-green); color: #fff; width: 22px; height: 22px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
}
.wb-service-icon { font-size: 1.8rem; margin-bottom: 10px; }
.wb-service-name { font-size: 1rem; font-weight: 600; margin: 0 0 8px; color: #1d1d1f; }
.wb-service-desc { font-size: .82rem; color: #6b7280; margin: 0 0 14px; line-height: 1.5; }
.wb-service-meta { display: flex; justify-content: space-between; align-items: center; }
.wb-service-duration { font-size: .8rem; color: #6b7280; }
.wb-service-price { font-size: 1.1rem; font-weight: 700; color: var(--wb-green); }

/* Mini calendar */
.wb-cal-nav-mini { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.wb-cal-month-label { font-weight: 600; font-size: 1rem; color: var(--wb-green); }
.wb-btn-icon { background: none; border: 1px solid var(--wb-border); border-radius: 6px; padding: 6px 12px; cursor: pointer; font-size: .9rem; transition: all .15s; }
.wb-btn-icon:hover { background: var(--wb-green); color: #fff; border-color: var(--wb-green); }
.wb-mini-cal { background: #fff; border: 1px solid var(--wb-border); border-radius: var(--wb-radius); overflow: hidden; }
.wb-mini-cal-header { display: grid; grid-template-columns: repeat(7,1fr); background: var(--wb-green); }
.wb-mini-cal-header span { text-align: center; padding: 10px 0; font-size: .72rem; font-weight: 600; color: rgba(255,255,255,.8); text-transform: uppercase; letter-spacing: .04em; }
.wb-mini-cal-body { display: grid; grid-template-columns: repeat(7,1fr); padding: 8px; gap: 2px; min-height: 240px; }
.wb-cal-loading { grid-column: 1/-1; display: flex; align-items: center; justify-content: center; color: #9ca3af; font-size: .85rem; }
.wb-mini-cal-day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: .82rem; border-radius: 6px; cursor: default; color: #d1d5db; font-weight: 500;
}
.wb-mini-cal-day.empty { background: transparent; }
.wb-mini-cal-day.past  { color: #d1d5db; }
.wb-mini-cal-day.available {
  background: #f0f7f4; color: var(--wb-green); cursor: pointer;
  font-weight: 600; border: 1px solid #c8e6d8;
  transition: all .15s;
}
.wb-mini-cal-day.available:hover { background: var(--wb-green); color: #fff; border-color: var(--wb-green); }
.wb-mini-cal-day.selected { background: var(--wb-green); color: #fff !important; border-color: var(--wb-green); }
.wb-mini-cal-day.today { border: 2px solid var(--wb-gold); }

/* Time slots */
.wb-time-slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px,1fr)); gap: 10px; margin-bottom: 24px; }
.wb-time-btn {
  border: 2px solid var(--wb-border); border-radius: 8px; padding: 12px;
  background: #fff; cursor: pointer; text-align: center; transition: all .15s; font-size: .9rem;
}
.wb-time-btn:hover:not(.booked) { border-color: var(--wb-green); background: #f0f7f4; }
.wb-time-btn.selected { border-color: var(--wb-green); background: var(--wb-green); color: #fff; }
.wb-time-btn.booked { background: #fafafa; color: #d1d5db; cursor: pointer; border-color: #f0f0f0; }
.wb-time-booked-label { font-size: .7rem; color: #ef4444; display: block; }
.wb-time-waitlist-label { font-size: .7rem; color: var(--wb-gold); display: block; }
.wb-no-slots { color: #9ca3af; text-align: center; padding: 32px; grid-column: 1/-1; }

/* Form */
.wb-form-group { margin-bottom: 18px; }
.wb-form-group label { display: block; font-size: .85rem; font-weight: 500; color: #374151; margin-bottom: 6px; }
.wb-required { color: var(--wb-red); }
.wb-form-group input,
.wb-form-group textarea {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--wb-border); border-radius: 8px;
  font-size: .95rem; font-family: inherit;
  transition: border-color .15s;
  outline: none;
}
.wb-form-group input:focus,
.wb-form-group textarea:focus { border-color: var(--wb-green); box-shadow: 0 0 0 3px rgba(45,90,69,.1); }
.wb-form-group input.wb-invalid { border-color: var(--wb-red); }

/* Payment */
.wb-payment-options { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px,1fr)); gap: 12px; }
.wb-payment-card input[type=radio] { display: none; }
.wb-payment-inner {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
  border: 2px solid var(--wb-border); border-radius: var(--wb-radius); padding: 20px 14px;
  cursor: pointer; transition: all .2s; background: #fff;
}
.wb-payment-card input:checked + .wb-payment-inner { border-color: var(--wb-green); background: #f0f7f4; }
.wb-payment-inner:hover { border-color: var(--wb-green); }
.wb-payment-icon { font-size: 1.8rem; }
.wb-payment-label { font-weight: 600; font-size: .9rem; }
.wb-payment-desc { font-size: .75rem; color: #6b7280; line-height: 1.4; }

/* Summary */
.wb-summary {
  background: var(--wb-bg); border: 1px solid var(--wb-border);
  border-radius: var(--wb-radius); padding: 24px; margin-bottom: 24px;
}
.wb-summary-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--wb-border); font-size: .9rem; }
.wb-summary-row:last-child { border-bottom: none; font-weight: 700; font-size: 1rem; color: var(--wb-green); }
.wb-summary-label { color: #6b7280; }

/* Buttons */
.wb-btn-primary {
  background: var(--wb-green); color: #fff;
  padding: 13px 28px; border-radius: 8px; border: none;
  font-size: .95rem; font-weight: 600; cursor: pointer;
  transition: background .2s, transform .15s;
}
.wb-btn-primary:hover { background: var(--wb-green-lt); transform: translateY(-1px); }
.wb-btn-primary:disabled { background: #9ca3af; cursor: not-allowed; transform: none; }
.wb-btn-confirm { background: var(--wb-gold); }
.wb-btn-confirm:hover { background: #b8973e; }
.wb-btn-ghost {
  background: transparent; border: 1.5px solid var(--wb-border);
  color: #374151; padding: 13px 28px; border-radius: 8px;
  font-size: .95rem; cursor: pointer; transition: all .15s;
}
.wb-btn-ghost:hover { border-color: var(--wb-green); color: var(--wb-green); }
.wb-back-btn {
  background: none; border: none; color: #6b7280; cursor: pointer;
  font-size: .88rem; padding: 8px 0; display: inline-flex; align-items: center; gap: 4px;
  transition: color .15s;
}
.wb-back-btn:hover { color: var(--wb-green); }
.wb-form-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }

/* Success */
.wb-success { text-align: center; padding: 48px 24px; }
.wb-success-icon {
  width: 72px; height: 72px; background: var(--wb-green); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin: 0 auto 24px; animation: wb-pop .4s cubic-bezier(.36,.07,.19,.97);
}
@keyframes wb-pop { 0%{transform:scale(0)} 70%{transform:scale(1.15)} 100%{transform:scale(1)} }
.wb-success h3 { font-size: 1.4rem; color: var(--wb-green); margin-bottom: 12px; }
.wb-success p  { color: #6b7280; line-height: 1.6; max-width: 400px; margin: 0 auto 20px; }
.wb-success-ref { display: inline-block; background: var(--wb-bg); border: 1px solid var(--wb-border); border-radius: 8px; padding: 12px 20px; font-size: .9rem; color: #374151; }

/* Modal */
.wb-modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 9999;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.wb-modal-inner {
  background: #fff; border-radius: 16px; padding: 32px; max-width: 440px; width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.wb-modal-inner h3 { margin-top: 0; }
.wb-modal-inner .wb-input { width: 100%; margin-bottom: 12px; padding: 10px 14px; border: 1.5px solid var(--wb-border); border-radius: 8px; font-size: .95rem; font-family: inherit; }
.wb-modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 4px; }

@media (max-width: 480px) {
  .wb-progress-step .wb-step-label { display: none; }
  .wb-service-grid, .wb-payment-options { grid-template-columns: 1fr; }
  .wb-form-actions { flex-direction: column-reverse; gap: 10px; }
  .wb-btn-primary, .wb-btn-ghost { width: 100%; text-align: center; }
}