@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;900&display=swap');

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--tg-theme-secondary-bg-color, #f3f4f6);
  color: var(--tg-theme-text-color, #000000);
  padding-bottom: 90px;
  -webkit-tap-highlight-color: transparent;
}

.tab-content { display: none; }
.tab-content.active { display: block; }
.active-nav { color: var(--tg-theme-button-color, #2563eb); }

.calendar-wrapper {
  display: grid;
  grid-template-columns: 60px repeat(var(--masters-count, 1), minmax(150px, 1fr));
  background: var(--tg-theme-bg-color, white);
  border-radius: 1.5rem;
  overflow-x: auto;
}

.time-label {
  height: 80px;
  font-size: 10px;
  color: #9ca3af;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #f3f4f6;
  border-right: 1px solid #f3f4f6;
  background: var(--tg-theme-bg-color, white);
  position: sticky;
  left: 0;
  z-index: 30;
  font-weight: 800;
}

.slot {
  height: 80px;
  border-bottom: 1px solid #f3f4f6;
  border-right: 1px solid #f3f4f6;
  position: relative;
}

.master-header {
  background: var(--tg-theme-secondary-bg-color, #f9fafb);
  padding: 16px 12px;
  text-align: center;
  font-weight: 900;
  font-size: 12px;
  border-bottom: 2px solid #e5e7eb;
  border-right: 1px solid #f3f4f6;
  position: sticky;
  top: 0;
  z-index: 35;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.appointment-box {
  position: absolute;
  left: 4px;
  right: 4px;
  border-radius: 12px;
  padding: 6px 8px;
  font-size: 10px;
  overflow: hidden;
  z-index: 20;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  gap: 1px;
  color: #000;
}

.appt-pending { background: #eff6ff; border-left: 4px solid #2563eb; color: #1e40af; }
.appt-confirmed { background: #fefce8; border-left: 4px solid #eab308; color: #854d0e; }
.appt-completed { background: #f0fdf4; border-left: 4px solid #22c55e; color: #166534; }

.modal-label {
  font-size: 10px;
  font-weight: 900;
  color: #9ca3af;
  text-transform: uppercase;
  margin-bottom: 6px;
  display: block;
  margin-left: 4px;
}

#toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tg-theme-button-color, #1f2937);
  color: var(--tg-theme-button-text-color, white);
  padding: 12px 24px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.3);
}

.close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: var(--tg-theme-secondary-bg-color, #f3f4f6);
  color: #9ca3af;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
}

.contact-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border-radius: 20px;
  transition: all 0.2s;
  border: 1px solid #f3f4f6;
}

.contact-btn:active { scale: 0.95; opacity: 0.8; }
.clickable-card:active { scale: 0.98; opacity: 0.8; }

.tg-bg { background-color: var(--tg-theme-bg-color, white); }
.tg-btn { background-color: var(--tg-theme-button-color, #2563eb); color: var(--tg-theme-button-text-color, white); }