:root {
  --bg: var(--tg-theme-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #111111);
  --muted: var(--tg-theme-hint-color, #888888);
  --accent: var(--tg-theme-button-color, #2481cc);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --card: var(--tg-theme-secondary-bg-color, #f4f4f5);
  --error: #d33;
}

* { box-sizing: border-box; }
[x-cloak] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

.screen {
  padding: 20px 16px 40px;
  max-width: 560px;
  margin: 0 auto;
}

.muted { color: var(--muted); }

.status {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
}
.status--error { color: var(--error); }

/* ===== Master / services ===== */
.master-card {
  background: var(--card);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 28px;
}
.master-card h1 { margin: 0 0 4px; font-size: 24px; }
.master-card p { margin: 0; font-size: 14px; }

.section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin: 0 0 12px;
  font-weight: 600;
}

.services { list-style: none; padding: 0; margin: 0 0 32px; }
.service {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--card); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 8px;
  cursor: pointer; transition: opacity 0.15s, transform 0.05s;
}
.service:active { opacity: 0.7; transform: scale(0.99); }
.service__title { font-weight: 500; }
.service__meta { font-size: 13px; margin-top: 2px; }
.service__price { font-weight: 600; color: var(--accent); white-space: nowrap; }

/* ===== Calendar ===== */
.back-btn {
  padding: 8px 0;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 15px;
}

.service-summary {
  padding: 12px 16px;
  background: var(--card);
  border-radius: 12px;
  margin-bottom: 24px;
}
.service-summary__title { font-weight: 500; margin-bottom: 2px; }

.date-picker {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin: 0 -16px 24px;
  padding-left: 16px;
  padding-right: 16px;
  scrollbar-width: none;
}
.date-picker::-webkit-scrollbar { display: none; }

.date-btn {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 68px;
  background: var(--card);
  border-radius: 12px;
  transition: opacity 0.15s, transform 0.05s, background 0.15s;
}
.date-btn:active:not(.date-btn--disabled) { transform: scale(0.95); }
.date-btn__weekday {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
}
.date-btn__day { font-size: 20px; font-weight: 600; margin-top: 2px; }
.date-btn--selected {
  background: var(--accent);
}
.date-btn--selected .date-btn__weekday,
.date-btn--selected .date-btn__day {
  color: var(--accent-text);
}
.date-btn--disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.slots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}
.slot-btn {
  padding: 12px 0;
  background: var(--card);
  border-radius: 10px;
  font-weight: 500;
  font-size: 15px;
  transition: opacity 0.15s, transform 0.05s, background 0.15s;
}
.slot-btn:active { transform: scale(0.96); }
.slot-btn--selected {
  background: var(--accent);
  color: var(--accent-text);
}

/* ===== Primary button ===== */
.primary-btn {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: var(--accent-text);
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  margin-top: 8px;
  transition: opacity 0.15s, transform 0.05s;
}
.primary-btn:active:not(:disabled) { transform: scale(0.99); }
.primary-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.primary-btn--link { margin: 16px 0 8px; }

.text-btn {
  display: block;
  width: 100%;
  padding: 12px;
  color: var(--accent);
  font-size: 15px;
  text-align: center;
}

/* ===== Confirm summary ===== */
.summary-card {
  background: var(--card);
  border-radius: 12px;
  padding: 8px 16px;
  margin-bottom: 24px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  font-size: 15px;
}
.summary-row:last-child { border-bottom: none; }
.summary-row--total {
  font-weight: 600;
  font-size: 17px;
  padding-top: 14px;
}

/* ===== Form ===== */
.form { margin-bottom: 24px; }
.field { display: block; margin-bottom: 12px; }
.field__label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}
.field input {
  width: 100%;
  padding: 12px 14px;
  background: var(--card);
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 10px;
  font: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.field input::placeholder { color: var(--muted); opacity: 1; }
.field input:focus { border-color: var(--accent); }
.field__input--error { border-color: var(--error); }
.field__hint {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--error);
}

/* ===== Success ===== */
.success-card {
  text-align: center;
  padding: 40px 16px 16px;
}
.success-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}
.success-card__title {
  margin: 0 0 12px;
  font-size: 22px;
}
.success-card__when {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 500;
}
.success-card__service {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--muted);
}
.success-card__hint {
  margin: 0 0 24px;
  font-size: 14px;
}

/* ===== Debug ===== */
.debug {
  margin-top: 32px;
  padding: 12px 14px;
  background: var(--card);
  border-radius: 12px;
  font-size: 13px;
  color: var(--muted);
}
.debug div { margin: 2px 0; }
.debug b { color: var(--text); font-weight: 600; }