/* ============================================================
   RESERVAR.CSS — Dental Norluc · Sistema de reserva (demo)
   ============================================================ */

.booking {
  padding-top: calc(var(--nav-h) + 56px);
  padding-bottom: 120px;
  background: var(--color-bg);
}

/* === ENCABEZADO === */
.booking__head {
  text-align: center;
  margin-bottom: 48px;
}

.booking__head h1 {
  font-size: clamp(44px, 6vw, 64px);
  margin-top: 16px;
}

.booking__demo {
  margin-top: 14px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-gray-text);
}

/* === STEPPER === */
.stepper {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  max-width: 760px;
  margin: 0 auto 44px;
}

.stepper__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px;
  border-bottom: 2px solid var(--color-border);
  flex: 1 1 0;
  min-width: 140px;
  transition: border-color 0.3s var(--ease);
}

.stepper__num {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: #b9b9b9;
  transition: color 0.3s var(--ease);
}

.stepper__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
  white-space: nowrap;
}

.stepper__item.is-current {
  border-bottom-color: var(--color-accent);
}
.stepper__item.is-current .stepper__num,
.stepper__item.is-done .stepper__num {
  color: var(--color-accent);
}
.stepper__item.is-done {
  border-bottom-color: var(--color-accent);
}

/* === PANEL === */
.booking__panel {
  max-width: 880px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  background: #fff;
  padding: 48px;
}

.step {
  display: none;
  animation: stepIn 0.5s var(--ease);
}
.step.is-active {
  display: block;
}

@keyframes stepIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.step__title {
  font-size: clamp(26px, 3vw, 32px);
  margin-bottom: 32px;
  text-align: center;
}

/* === CHOICE GRID (servicios / profesionales) === */
.choice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.choice {
  background: #fff;
  text-align: left;
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 116px;
  justify-content: center;
  transition: background 0.25s var(--ease), box-shadow 0.25s var(--ease);
  position: relative;
}

.choice__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  color: var(--color-text);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.choice__meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
}

.choice:hover {
  background: var(--color-gray);
}

.choice.is-selected {
  background: #fff;
  box-shadow: inset 0 0 0 2px var(--color-accent);
  z-index: 2;
}

.choice.is-selected .choice__meta {
  color: var(--color-accent);
}

.choice.is-selected::after {
  content: "";
  position: absolute;
  top: 16px;
  right: 16px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 6l3 3 5-6' fill='none' stroke='white' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* Profesionales */
.choice-grid--pro {
  grid-template-columns: repeat(4, 1fr);
}

.choice--pro {
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 32px 18px;
  min-height: 200px;
}

.choice__avatar {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background-size: cover;
  background-position: center top;
  background-color: var(--color-gray);
}

.choice__avatar--any {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--color-accent);
  background: var(--color-gray);
}

.choice--pro .choice__name {
  font-size: 18px;
}

.choice--pro.is-selected::after {
  top: 18px;
  right: 18px;
}

/* === PASO 3: CALENDARIO + SLOTS === */
.schedule {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: start;
}

.calendar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.calendar__month {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: 0.02em;
}

.calendar__nav {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.calendar__nav:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.calendar__nav:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.calendar__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  margin-bottom: 8px;
}
.calendar__weekdays span {
  text-align: center;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-gray-text);
  padding: 6px 0;
}

.calendar__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.day {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-gray);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.day:hover:not(:disabled) {
  background: #e8eff5;
  color: var(--color-accent);
}
.day:disabled {
  background: transparent;
  color: #c9c9c9;
  cursor: not-allowed;
}
.day.is-empty {
  background: transparent;
  pointer-events: none;
}
.day.is-selected {
  background: var(--color-accent);
  color: #fff;
}

/* Slots */
.slots__label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.slots__empty {
  font-size: 14px;
  color: var(--color-gray-text);
}

.slots__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.slot {
  padding: 12px 0;
  border: 1px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text);
  text-align: center;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease),
    color 0.2s var(--ease);
}
.slot:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.slot.is-selected {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* === PASO 4: DATOS + RESUMEN === */
.datos {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

.datos__form {
  display: flex;
  flex-direction: column;
}

.resumen {
  background: var(--color-gray);
  padding: 28px;
}

.resumen__label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.resumen__list > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--color-border);
}
.resumen__list dt {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-text);
}
.resumen__list dd {
  font-size: 14px;
  color: var(--color-text);
  text-align: right;
  max-width: 60%;
}

.resumen__price {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.resumen__price span {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-text);
}
.resumen__price strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  color: var(--color-accent);
}

/* === CONFIRMACIÓN === */
.step--done.is-active { text-align: center; }

.done {
  max-width: 460px;
  margin: 0 auto;
  padding: 20px 0;
}
.done__check { display: inline-block; margin-bottom: 24px; }
.done__title { font-size: clamp(30px, 4vw, 44px); }
.done__sub {
  margin: 18px 0 32px;
  font-size: 16px;
}
.done__card {
  text-align: left;
  border: 1px solid var(--color-border);
  background: var(--color-gray);
  padding: 8px 24px;
  margin-bottom: 32px;
}
.done__card > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}
.done__card > div:last-child { border-bottom: none; }
.done__card span {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-text);
}
.done__card strong {
  font-weight: 500;
  font-size: 14px;
  color: var(--color-text);
  text-align: right;
}
.done__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

/* === CONTROLES === */
.booking__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}
.booking__controls.is-hidden { display: none; }

.ghost-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  transition: color 0.25s var(--ease), gap 0.25s var(--ease);
}
.ghost-btn:hover { color: var(--color-accent); gap: 14px; }
.ghost-btn[hidden] { display: none; }

.booking__progress {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-text);
}

#btnNext:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
}

/* === RESPONSIVE === */
@media (max-width: 760px) {
  .booking { padding-bottom: 80px; }
  .booking__panel { padding: 28px 20px; }
  .stepper__item {
    min-width: 0;
    padding: 10px 8px;
    flex-direction: column;
    gap: 4px;
    text-align: center;
    flex: 1 1 0;
  }
  .stepper__label { font-size: 10px; }
  .choice-grid { grid-template-columns: 1fr 1fr; }
  .choice-grid--pro { grid-template-columns: 1fr 1fr; }
  .choice--pro { min-height: 170px; padding: 24px 12px; }
  .schedule { grid-template-columns: 1fr; gap: 36px; }
  .slots__grid { grid-template-columns: repeat(4, 1fr); }
  .datos { grid-template-columns: 1fr; gap: 32px; }
  .resumen { order: -1; }
}

@media (max-width: 460px) {
  .booking__panel { padding: 24px 16px; }
  .stepper { gap: 4px; }
  .stepper__label { display: none; }
  .stepper__num { font-size: 13px; }
  .stepper__item { padding: 12px 6px; }
  .choice-grid, .choice-grid--pro { grid-template-columns: 1fr; }
  .choice--pro { min-height: auto; flex-direction: row; justify-content: flex-start; padding: 16px 20px; gap: 16px; }
  .choice__avatar { width: 52px; height: 52px; flex-shrink: 0; }
  .choice--pro .choice__name { font-size: 17px; }
  .calendar__month { font-size: 18px; }
  .calendar__nav { width: 32px; height: 32px; }
  .day { font-size: 12px; }
  .slots__grid { grid-template-columns: repeat(3, 1fr); }
  .booking__controls { flex-wrap: wrap; gap: 12px; }
  .booking__progress { order: 3; width: 100%; text-align: center; }
  .done__actions { flex-direction: column; align-items: center; gap: 16px; }
}