.calendar-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.8fr);
  gap: 18px;
}

.calendar-main,
.calendar-side {
  padding: 16px;
}

.calendar-toolbar,
.calendar-month-nav,
.calendar-weekdays,
.calendar-appointment-head,
.calendar-actions {
  display: flex;
  align-items: center;
}

.calendar-toolbar,
.calendar-appointment-head {
  justify-content: space-between;
  gap: 12px;
}

.calendar-toolbar label {
  display: grid;
  gap: 6px;
  font-weight: 700;
  font-size: 12px;
}

.calendar-toolbar select {
  min-width: 180px;
  height: 36px;
  font-size: 13px;
}

.calendar-month-nav {
  gap: 10px;
  font-size: 13px;
}

.calendar-weekdays {
  margin: 14px 0 10px;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.calendar-weekday {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(255, 255, 255, 0.02);
  color: rgba(255, 255, 255, 0.6);
}

.calendar-weekday.working {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.35);
}

.calendar-weekday.off {
  background: rgba(148, 163, 184, 0.08);
  color: rgba(255, 255, 255, 0.45);
  border-color: rgba(148, 163, 184, 0.1);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.calendar-day {
  min-height: 82px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 7px;
  text-align: left;
  display: grid;
  align-content: space-between;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.calendar-day:hover {
  transform: translateY(-1px);
}

.calendar-day span {
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
}

.calendar-day small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 10px;
  line-height: 1.15;
}

.calendar-day.out-month {
  opacity: 0.35;
}

.calendar-day.working {
  border-color: rgba(34, 197, 94, 0.38);
  background: rgba(34, 197, 94, 0.08);
}

.calendar-day.off {
  border-color: rgba(148, 163, 184, 0.18);
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.7) 0%, rgba(15, 23, 42, 0.74) 100%);
}

.calendar-day.off span {
  color: #e2e8f0;
}

.calendar-day.off small {
  color: rgba(226, 232, 240, 0.8);
}

.calendar-day.blocked {
  border-color: rgba(248, 113, 113, 0.7);
  background: linear-gradient(180deg, rgba(127, 29, 29, 0.35) 0%, rgba(69, 10, 10, 0.46) 100%);
}

.calendar-day.blocked small {
  color: rgba(255, 255, 255, 0.8);
}

.calendar-day.has-appointments {
  border-width: 1.5px;
}

.calendar-day.selected {
  outline: 2px solid rgba(34, 197, 94, 0.95);
  outline-offset: 1px;
  box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.35);
}

.calendar-day.blocked.selected {
  outline-color: rgba(248, 113, 113, 0.95);
  box-shadow: 0 0 0 1px rgba(248, 113, 113, 0.5);
}

.calendar-side {
  display: grid;
  gap: 16px;
}

.calendar-day-list {
  display: grid;
  gap: 12px;
}

.calendar-slot-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.calendar-slot-group {
  display: grid;
  gap: 10px;
  align-content: start;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 14px;
  padding: 10px;
}

.calendar-slot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.calendar-slot-header strong {
  font-size: 12px;
  color: #f8fafc;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.calendar-slot-header small {
  font-size: 10px;
  color: #dbeafe;
  font-weight: 700;
}

.calendar-slot {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  min-height: 96px;
  padding: 12px 12px 10px;
  border-radius: 12px;
  border: 2px solid rgba(148, 163, 184, 0.2);
  background: rgba(15, 23, 42, 0.8);
  color: #0f172a;
  text-align: left;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 8px 20px rgba(15, 23, 42, 0.18);
}

.calendar-slot span {
  font-size: 14px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.calendar-slot small {
  font-size: 11px;
  font-weight: 800;
  opacity: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.calendar-slot.free {
  border-color: rgba(34, 197, 94, 0.95);
  background: linear-gradient(180deg, #dcfce7 0%, #bbf7d0 100%);
  color: #14532d;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 10px 20px rgba(34, 197, 94, 0.12);
}

.calendar-slot.break {
  border-color: rgba(148, 163, 184, 0.9);
  background: linear-gradient(180deg, #e5e7eb 0%, #d1d5db 100%);
  color: #374151;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 8px 18px rgba(148, 163, 184, 0.12);
}

.calendar-slot.occupied {
  border-color: rgba(239, 68, 68, 0.95);
  background: linear-gradient(180deg, #fee2e2 0%, #fecaca 100%);
  color: #7f1d1d;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 10px 20px rgba(239, 68, 68, 0.12);
  min-height: 96px;
  flex-direction: column;
  gap: 4px;
}

.calendar-slot.confirmed-slot {
  border-color: rgba(34, 197, 94, 0.85);
  background: linear-gradient(180deg, #dcfce7 0%, #bbf7d0 100%);
  color: #14532d;
}

.slot-occupied-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
  width: 100%;
  min-width: 0;
}

.slot-client {
  font-size: 12px;
  font-weight: 700;
  display: block;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.slot-service {
  font-size: 10px;
  font-weight: 600;
  opacity: 0.75;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.slot-inline-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
  padding-top: 6px;
  border-top: 1px solid rgba(0,0,0,0.08);
  width: 100%;
}

.slot-action-btn {
  font-size: 10px;
  font-weight: 700;
  padding: 4px 9px;
  border-radius: 5px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .15s;
}

.slot-action-btn.approve {
  background: #1f6b58;
  color: #fff;
  border-color: #164f43;
}

.slot-action-btn.approve:hover { background: #164f43; }

.slot-action-btn.suggest {
  background: #fff;
  color: #1f6b58;
  border-color: #b9d3c7;
}

.slot-action-btn.suggest:hover { background: #e8f5ee; }

.slot-action-btn.reject {
  background: #fff5f2;
  color: #a65d4d;
  border-color: #efc7be;
}

.slot-action-btn.reject:hover { background: #fce6e0; }

.calendar-day-appointments {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.calendar-appointment {
  min-height: 134px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(15, 23, 42, 0.35);
  border-radius: 14px;
  padding: 12px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.calendar-appointment-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.calendar-appointment-head strong {
  display: block;
  font-size: 13px;
  line-height: 1.3;
  margin-bottom: 4px;
}

.calendar-appointment-head small,
.calendar-appointment p {
  font-size: 11px;
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.72);
}

.calendar-appointment p {
  margin: 0;
}

@media (max-width: 760px) {
  .calendar-layout {
    grid-template-columns: 1fr;
  }

  .calendar-slot-list,
  .calendar-day-appointments {
    grid-template-columns: 1fr;
  }

  .calendar-slot {
    min-height: 92px;
  }
}

.calendar-appointment {
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(15, 23, 42, 0.35);
  border-radius: 14px;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.calendar-status {
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  font-size: 11px;
  font-weight: 700;
}

.calendar-note {
  color: rgba(255, 255, 255, 0.68);
  margin: 0;
  font-size: 12px;
}

.calendar-actions {
  gap: 6px;
  flex-wrap: wrap;
}

.calendar-empty {
  grid-column: 1 / -1;
  padding: 20px;
  border-radius: 14px;
  border: 1px dashed rgba(148, 163, 184, 0.2);
  color: rgba(255, 255, 255, 0.7);
}

.calendar-empty-state {
  display: grid;
  place-items: center;
  text-align: center;
  gap: 10px;
  min-height: 170px;
  padding: 22px 18px;
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.72) 0%, rgba(30, 41, 59, 0.64) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 12px 24px rgba(15, 23, 42, 0.18);
}

.calendar-empty-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid rgba(148, 163, 184, 0.3);
  color: #dbeafe;
  font-size: 23px;
  font-weight: 800;
  box-shadow: 0 0 0 6px rgba(148, 163, 184, 0.06);
}

.calendar-empty-state strong {
  font-size: 16px;
  color: #f8fafc;
  letter-spacing: 0.01em;
}

.calendar-empty-state small {
  max-width: 280px;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.74);
}

#calendar-block-day {
  min-width: 150px;
  width: auto;
  min-height: 38px;
  padding: 10px 14px;
  justify-content: center;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(148, 163, 184, 0.12);
  color: #1f2937;
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.01em;
  box-shadow: none;
}

#calendar-block-day.secondary-button {
  background: rgba(248, 113, 113, 0.12);
  border-color: rgba(248, 113, 113, 0.38);
  color: #1f2937;
}

#calendar-block-day.danger-button {
  background: rgba(239, 68, 68, 0.18);
  border-color: rgba(239, 68, 68, 0.8);
  color: #1f2937;
  box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.2), 0 10px 18px rgba(239, 68, 68, 0.2);
}

#calendar-block-day.danger-button.highlighted {
  background: rgba(239, 68, 68, 0.28);
  border-color: rgba(239, 68, 68, 1);
  transform: translateY(-1px);
}

#calendar-block-day.primary-button {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.8);
  color: #1f2937;
  box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.2), 0 10px 18px rgba(34, 197, 94, 0.2);
}

#calendar-block-day.primary-button.highlighted {
  background: rgba(34, 197, 94, 0.28);
  border-color: rgba(34, 197, 94, 1);
  transform: translateY(-1px);
}

#calendar-block-day:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.calendar-block-modal {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.68);
  display: grid;
  place-items: center;
  z-index: 50;
}

.calendar-block-card {
  width: min(420px, calc(100vw - 24px));
  background: #0f172a;
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.7);
  display: grid;
  gap: 14px;
  position: relative;
}

.calendar-block-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.calendar-block-card label {
  display: grid;
  gap: 8px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 700;
}

.calendar-block-card textarea {
  width: 100%;
  min-height: 100px;
  resize: vertical;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  padding: 12px;
}

.calendar-block-close {
  position: absolute;
  right: 12px;
  top: 10px;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  font-size: 24px;
  cursor: pointer;
}

.calendar-block-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 6px;
}

.calendar-block-actions button {
  min-width: 120px;
  min-height: 38px;
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 12px;
  border: 1px solid transparent;
}

.calendar-block-actions .secondary-button {
  background-color: #FBBF24;
  border-color: rgba(180, 83, 9, 0.9);
  color: #1F2937;
  box-shadow: 0 0 0 1px rgba(180, 83, 9, 0.22);
}

#calendar-block-day:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 1100px) {
  .calendar-layout {
    grid-template-columns: 1fr;
  }
}