.booking-hero {
  background:
    linear-gradient(120deg, rgba(233, 245, 255, 0.98), rgba(255, 255, 255, 0.92) 58%, rgba(39, 173, 255, 0.1)),
    linear-gradient(#fff, #fff);
}
.booking-hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.2rem; }
.booking-shell { display: grid; gap: 1rem; }
.booking-toolbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
}
.booking-week-title { margin: 0; text-align: center; font-size: clamp(1.1rem, 2vw, 1.45rem); }
.booking-calendar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.75rem;
}
.booking-day {
  min-height: 210px;
  display: grid;
  align-content: start;
  gap: 0.65rem;
  padding: 0.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}
.booking-day h3 { margin: 0; font-size: 1rem; }
.booking-day-date { margin: 0; color: var(--muted); font-size: 0.86rem; font-weight: 700; }
.slot-button {
  width: 100%;
  border: 1px solid rgba(39, 173, 255, 0.24);
  border-radius: 12px;
  background: var(--surface-strong);
  color: var(--text);
  padding: 0.75rem;
  text-align: left;
  cursor: pointer;
  font: inherit;
  font-weight: 750;
}
.slot-button:hover, .slot-button.selected {
  border-color: var(--primary);
  box-shadow: 0 10px 24px rgba(39, 173, 255, 0.16);
}
.slot-button span,
.slot-button strong { display: block; }
.slot-lesson-type {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 850;
}
.slot-time {
  margin-top: 0.12rem;
  color: var(--primary-dark);
  font-size: 1rem;
}
.slot-meta {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  margin-top: 0.15rem;
}
.booking-empty {
  padding: 1rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--muted);
}
.booking-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.42fr);
  gap: 1rem;
  align-items: start;
}
.booking-confirmation {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 0.85rem;
  padding: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.booking-confirmation h2, .booking-confirmation p { margin: 0; }
.booking-form { display: grid; gap: 0.8rem; }
.booking-form label { display: grid; gap: 0.35rem; color: var(--text); font-weight: 700; }
.booking-status[data-tone="success"] { color: #177a3a; }
.booking-status[data-tone="error"] { color: #b42318; }
.booking-success-card {
  display: grid;
  gap: 0.4rem;
  padding: 0.9rem;
  border: 1px solid #bce8cd;
  border-radius: 12px;
  background: #e8f7ee;
}
.booking-success-card p { margin: 0; color: #177a3a; }
.booking-list { display: grid; gap: 0.75rem; }
.booking-list-item {
  padding: 0.85rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}
.booking-list-item h4, .booking-list-item p { margin: 0; }
.booking-list-item p { color: var(--muted); }

@media (max-width: 980px) {
  .booking-layout { grid-template-columns: 1fr; }
  .booking-confirmation { position: static; }
  .booking-calendar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .booking-toolbar { grid-template-columns: 1fr; }
  .booking-week-title { text-align: left; }
  .booking-calendar { grid-template-columns: 1fr; }
  .booking-day { min-height: auto; }
}