/* ─────────────────────────────────────────────────────────────────
   booking.css — Booking form: 3-step wizard + Jalali calendar
   §1 Page hero   §2 Step indicator   §3 Steps wrapper
   §4 Service cards   §5 Calendar   §6 Time slots
   §7 Contact form   §8 Summary card   §9 Confirmation
   ───────────────────────────────────────────────────────────────── */


/* ═══════════════════════════════════════════════════════════════════
   §1 PAGE HERO
   ═════════════════════════════════════════════════════════════════ */

.bk-hero {
  padding-block: calc(72px + var(--s10)) var(--s8);
  background: var(--bg);
}

.bk-hero-inner {
  max-width: 680px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.bk-hero-label {
  margin-block-end: var(--s2);
}

.bk-hero-title {
  margin-block-end: var(--s2);
}

.bk-hero-sub {
  font-size: var(--f-body);
  color: var(--ink-soft);
  line-height: var(--lh-body);
}


/* ═══════════════════════════════════════════════════════════════════
   §2 STEP INDICATOR
   ═════════════════════════════════════════════════════════════════ */

.bk-steps-indicator {
  padding-block: var(--s5) var(--s3);
  background: var(--bg);
  position: sticky;
  top: 72px;
  z-index: var(--z-sticky);
  border-block-end: 1px solid var(--line);
}

.bk-steps-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 320px;
  margin-inline: auto;
}

.bk-step-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s1);
  flex: 0 0 auto;
}

.bk-step-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-serif);
  font-size: 0.9rem;
  color: var(--ink-soft);
  transition: background var(--dur-ui) var(--ease),
              border-color var(--dur-ui) var(--ease),
              color var(--dur-ui) var(--ease);
}

.bk-step-dot.is-active .bk-step-circle {
  background: var(--mocha);
  border-color: var(--mocha);
  color: #EFE7DB;
}

.bk-step-dot.is-done .bk-step-circle {
  background: var(--champagne);
  border-color: var(--champagne);
  color: #fff;
}

.bk-step-label {
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  white-space: nowrap;
}

.bk-step-dot.is-active .bk-step-label {
  color: var(--mocha);
  font-weight: 500;
}

.bk-step-line {
  flex: 1;
  height: 1px;
  background: var(--line);
  margin-block-end: calc(var(--s1) + 0.65rem + 4px); /* align with circles */
  transition: background var(--dur-ui) var(--ease);
}

.bk-step-line.is-done {
  background: var(--champagne);
}


/* ═══════════════════════════════════════════════════════════════════
   §3 STEPS WRAPPER
   ═════════════════════════════════════════════════════════════════ */

.bk-body {
  background: var(--surface);
  padding-block: var(--s10) var(--s18);
  min-height: 60dvh;
}

.bk-form-wrap {
  max-width: 680px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Individual steps: only one visible at a time */
.bk-step {
  display: none;
}

.bk-step.is-active {
  display: block;
}

.bk-step-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-block-end: var(--s5);
  margin-block-start: var(--s3);
}

.bk-step-nav {
  display: flex;
  gap: var(--s3);
  margin-block-start: var(--s8);
  align-items: center;
}

.bk-back-btn {
  background: none;
  border: none;
  font-family: var(--ff-sans);
  font-size: var(--f-small);
  color: var(--ink-soft);
  cursor: pointer;
  padding: var(--s1) 0;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--dur-ui) var(--ease);
}

@media (hover: hover) and (pointer: fine) {
  .bk-back-btn:hover { color: var(--ink); }
}

.bk-next-btn:disabled,
.bk-submit-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}


/* ═══════════════════════════════════════════════════════════════════
   §4 SERVICE CARDS — Step 1
   ═════════════════════════════════════════════════════════════════ */

.bk-services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s3);
}

.bk-service-card {
  display: block;
  cursor: pointer;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  padding: var(--s5) var(--s4);
  background: var(--bg);
  transition: border-color var(--dur-ui) var(--ease),
              box-shadow var(--dur-ui) var(--ease);
  position: relative;
}

.bk-service-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.bk-service-icon {
  font-family: var(--ff-serif);
  font-size: 1.8rem;
  color: var(--champagne);
  line-height: 1;
  margin-block-end: var(--s2);
  display: block;
}

.bk-service-name {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  display: block;
  margin-block-end: 4px;
}

.bk-service-desc {
  font-size: var(--f-small);
  color: var(--ink-soft);
  line-height: 1.6;
}

@media (hover: hover) and (pointer: fine) {
  .bk-service-card:hover {
    border-color: var(--mocha);
  }
}

.bk-service-card.is-selected {
  border-color: var(--mocha);
  box-shadow: inset 0 0 0 1px var(--mocha);
  background: color-mix(in srgb, var(--mocha) 4%, var(--bg));
}

.bk-service-card.is-selected .bk-service-name {
  color: var(--mocha);
}

/* Check mark on selected */
.bk-service-card::after {
  content: '';
  position: absolute;
  top: var(--s2);
  inset-inline-end: var(--s2);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mocha);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none'%3E%3Cpolyline points='2 6 5 9 10 3' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 60%;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0;
  transition: opacity var(--dur-ui) var(--ease);
}

.bk-service-card.is-selected::after {
  opacity: 1;
}

@media (max-width: 480px) {
  .bk-services { grid-template-columns: 1fr; }
}


/* ═══════════════════════════════════════════════════════════════════
   §5 JALALI CALENDAR — Step 2
   RTL grid: column 1 = right = شنبه, column 7 = left = جمعه
   ═════════════════════════════════════════════════════════════════ */

.bk-cal-wrap {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  margin-block-end: var(--s6);
}

.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s3) var(--s4);
  border-block-end: 1px solid var(--line);
}

.cal-title {
  display: flex;
  gap: var(--s2);
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
}

.cal-nav {
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ink-soft);
  transition: border-color var(--dur-ui) var(--ease),
              color var(--dur-ui) var(--ease);
}

.cal-nav svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

@media (hover: hover) and (pointer: fine) {
  .cal-nav:hover {
    border-color: var(--mocha);
    color: var(--mocha);
  }
}

.cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: var(--s2) var(--s3) var(--s1);
  background: var(--surface);
}

.cal-weekdays span {
  text-align: center;
  font-size: var(--f-label);
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  padding-block: var(--s1);
}

/* Last column (Jomeh / Friday) in soft red */
.cal-weekdays span:last-child { color: var(--rose); }

.cal-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  padding: var(--s2) var(--s3) var(--s3);
}

.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: none;
  background: transparent;
  font-size: 0.88rem;
  font-family: var(--ff-sans);
  color: var(--ink);
  cursor: pointer;
  transition: background var(--dur-ui) var(--ease),
              color var(--dur-ui) var(--ease);
}

.cal-day--empty {
  cursor: default;
}

.cal-day--past {
  color: var(--line);
  cursor: not-allowed;
}

.cal-day--today {
  font-weight: 700;
  color: var(--mocha);
}

@media (hover: hover) and (pointer: fine) {
  .cal-day:not(.cal-day--past):not(.cal-day--empty):not(.cal-day--selected):hover {
    background: color-mix(in srgb, var(--mocha) 8%, var(--bg));
  }
}

.cal-day--selected {
  background: var(--mocha);
  color: #EFE7DB;
  font-weight: 600;
}

/* Jomeh (Friday) = last column in RTL = col 7 = leftmost */
.cal-days .cal-day:not(.cal-day--empty) {
  /* Styling for Jomeh handled via nth approach if needed */
}


/* ═══════════════════════════════════════════════════════════════════
   §6 TIME SLOTS — Step 2
   ═════════════════════════════════════════════════════════════════ */

.bk-slots-section {
  margin-block-end: var(--s3);
}

.bk-slots-label {
  font-size: var(--f-label);
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-block-end: var(--s3);
  display: block;
}

.bk-slots {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
}

.bk-slot {
  border: 1.5px solid var(--line);
  background: var(--bg);
  border-radius: 100px;
  padding: var(--s1) var(--s4);
  font-family: var(--ff-sans);
  font-size: var(--f-small);
  letter-spacing: 0.04em;
  color: var(--ink);
  cursor: pointer;
  transition: border-color var(--dur-ui) var(--ease),
              background var(--dur-ui) var(--ease),
              color var(--dur-ui) var(--ease);
  /* Latin digits for time look cleaner */
  font-variant-numeric: tabular-nums;
}

.bk-slot:disabled {
  color: var(--line);
  cursor: not-allowed;
  text-decoration: line-through;
}

@media (hover: hover) and (pointer: fine) {
  .bk-slot:not(:disabled):not(.is-selected):hover {
    border-color: var(--mocha);
    color: var(--mocha);
  }
}

.bk-slot.is-selected {
  background: var(--mocha);
  border-color: var(--mocha);
  color: #EFE7DB;
}

.bk-slot-note {
  font-size: var(--f-label);
  color: var(--ink-soft);
  margin-block-start: var(--s2);
}


/* ═══════════════════════════════════════════════════════════════════
   §7 CONTACT FORM — Step 3
   ═════════════════════════════════════════════════════════════════ */

.bk-fields {
  display: flex;
  flex-direction: column;
  gap: var(--s4);
  margin-block-end: var(--s6);
}

.bk-field {
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.bk-field-label {
  font-size: var(--f-small);
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.bk-field-input,
.bk-field-textarea {
  width: 100%;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  padding: var(--s3) var(--s4);
  background: var(--bg);
  color: var(--ink);
  font-family: var(--ff-sans);
  font-size: var(--f-body);
  appearance: none;
  -webkit-appearance: none;
  transition: border-color var(--dur-ui) var(--ease);
}

.bk-field-input:focus,
.bk-field-textarea:focus {
  outline: none;
  border-color: var(--mocha);
}

.bk-field-input.is-error,
.bk-field-textarea.is-error {
  border-color: var(--rose);
}

.bk-field-error {
  font-size: var(--f-label);
  color: var(--rose);
  display: none;
}

.bk-field-input.is-error ~ .bk-field-error,
.bk-field-textarea.is-error ~ .bk-field-error {
  display: block;
}

.bk-field-textarea {
  resize: vertical;
  min-height: 88px;
}

/* Phone field: Latin digit input direction (LTR internally) */
.bk-field-input[type="tel"] {
  direction: ltr;
  text-align: right;
}


/* ═══════════════════════════════════════════════════════════════════
   §8 BOOKING SUMMARY CARD — shown above contact form
   ═════════════════════════════════════════════════════════════════ */

.bk-summary {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: var(--s4) var(--s5);
  margin-block-end: var(--s6);
}

.bk-summary-title {
  font-family: var(--ff-serif);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-block-end: var(--s3);
}

.bk-summary-rows {
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.bk-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--s2);
  font-size: var(--f-small);
}

.bk-summary-key {
  color: var(--ink-soft);
  flex-shrink: 0;
}

.bk-summary-val {
  color: var(--ink);
  font-family: var(--ff-serif);
  font-size: 1rem;
  text-align: start;
}


/* ═══════════════════════════════════════════════════════════════════
   §9 CONFIRMATION SCREEN — replaces form on success
   ═════════════════════════════════════════════════════════════════ */

.bk-confirm {
  display: none;
  text-align: center;
  padding-block: var(--s12) var(--s18);
  max-width: 480px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.bk-confirm.is-visible {
  display: block;
  background: var(--surface);
  min-height: 60dvh;
}

.bk-confirm-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--champagne) 15%, var(--bg));
  border: 1.5px solid var(--champagne);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-block-end: var(--s5);
}

.bk-confirm-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--champagne);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.bk-confirm-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
  color: var(--ink);
  margin-block-end: var(--s2);
}

.bk-confirm-sub {
  color: var(--ink-soft);
  font-size: var(--f-body);
  line-height: var(--lh-body);
  margin-block-end: var(--s6);
}

.bk-tracking-wrap {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: var(--s4) var(--s5);
  margin-block-end: var(--s6);
}

.bk-tracking-label {
  font-size: var(--f-label);
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-block-end: var(--s1);
}

.bk-tracking-code {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--mocha);
  direction: ltr;
  display: block;
}

.bk-confirm-note {
  font-size: var(--f-small);
  color: var(--ink-soft);
  line-height: 1.7;
  margin-block-end: var(--s8);
}

/* Loading state on submit button */
.cta-btn.is-loading {
  opacity: 0.7;
  pointer-events: none;
  position: relative;
}

.cta-btn.is-loading::after {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-inline-start: var(--s2);
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}