*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f0f11;
  --surface: #18181b;
  --border: #2e2e33;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --danger: #ef4444;
  --success: #22c55e;
  --text: #f4f4f5;
  --muted: #71717a;
  --radius: 10px;
  --input-bg: #1c1c1f;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 16px 64px;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

header p {
  color: var(--muted);
  margin-top: 6px;
  font-size: 0.9rem;
}

/* Progress */
.progress-wrap {
  width: 100%;
  max-width: 640px;
  margin-bottom: 32px;
}

.progress-bar-track {
  height: 4px;
  background: var(--border);
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.4s ease;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 8px;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 40px;
  width: 100%;
  max-width: 640px;
}

.card h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.card .step-desc {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 28px;
  line-height: 1.5;
}

/* Form elements */
.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 0.825rem;
  font-weight: 500;
  color: #a1a1aa;
  margin-bottom: 6px;
}

.field label .req {
  color: var(--danger);
  margin-left: 2px;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.9rem;
  padding: 10px 13px;
  outline: none;
  transition: border-color 0.15s;
  font-family: inherit;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
textarea:focus {
  border-color: var(--accent);
}

input.error,
textarea.error {
  border-color: var(--danger);
}

textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.5;
}

.char-count {
  font-size: 0.75rem;
  color: var(--muted);
  text-align: right;
  margin-top: 4px;
}

.char-count.warn { color: #f59e0b; }
.char-count.over { color: var(--danger); }

/* Radio */
.radio-group {
  display: flex;
  gap: 12px;
}

.radio-option {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 12px 16px;
  cursor: pointer;
  transition: border-color 0.15s;
  user-select: none;
}

.radio-option input[type="radio"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.radio-option:has(input:checked) {
  border-color: var(--accent);
  background: #1e1e2e;
}

.radio-option span {
  font-size: 0.9rem;
}

/* File upload */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--accent);
  background: #1a1a2e;
}

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.upload-zone .upload-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  display: block;
}

.upload-zone p {
  font-size: 0.85rem;
  color: var(--muted);
}

.upload-zone p strong {
  color: var(--accent);
}

.upload-preview {
  margin-top: 12px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  display: none;
}

.upload-preview img {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  background: #111;
}

.upload-preview.visible { display: block; }

.upload-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.upload-fields .upload-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 500;
}

/* References */
.reference-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.reference-block h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Calendar */
.calendar-wrap {
  user-select: none;
}

.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.cal-header span {
  font-weight: 600;
  font-size: 0.95rem;
}

.cal-nav {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  padding: 4px 10px;
  font-size: 1rem;
  transition: border-color 0.15s;
}

.cal-nav:hover { border-color: var(--accent); }

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

.cal-dow {
  text-align: center;
  font-size: 0.7rem;
  color: var(--muted);
  padding: 4px 0;
  font-weight: 600;
}

.cal-day {
  text-align: center;
  padding: 8px 4px;
  border-radius: 6px;
  font-size: 0.85rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.1s, border-color 0.1s;
}

.cal-day:hover:not(.empty):not(.past) {
  background: #1a1a2e;
  border-color: var(--accent);
}

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

.cal-day.past,
.cal-day.empty {
  color: #3f3f46;
  cursor: default;
}

.time-slots {
  margin-top: 16px;
}

.time-slots h4 {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 500;
}

.slot-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.slot-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #1e1e2e;
  border: 1px solid var(--accent);
  border-radius: 99px;
  padding: 4px 12px;
  font-size: 0.8rem;
  color: var(--text);
}

.slot-chip button {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0;
}

.slot-chip button:hover { color: var(--danger); }

.add-slot {
  display: flex;
  gap: 8px;
  align-items: center;
}

.add-slot input[type="time"] {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.875rem;
  padding: 7px 10px;
  outline: none;
  font-family: inherit;
}

.add-slot input[type="time"]:focus {
  border-color: var(--accent);
}

.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 7px 14px;
  transition: border-color 0.15s;
  font-family: inherit;
}

.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.scheduled-list {
  margin-top: 12px;
}

.scheduled-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #1a1a2e;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 12px;
  margin-bottom: 6px;
  font-size: 0.85rem;
}

.scheduled-item button {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}

.scheduled-item button:hover { color: var(--danger); }

/* Challenge */
.challenge-box {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.challenge-box h3 {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.challenge-box .question {
  font-size: 1rem;
  line-height: 1.5;
  margin-bottom: 14px;
}

/* Nav buttons */
.nav-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
}

.btn {
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 10px 24px;
  transition: background 0.15s, opacity 0.15s;
  font-family: inherit;
}

.btn-back {
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-back:hover { border-color: var(--muted); }

.btn-next {
  background: var(--accent);
  color: #fff;
  margin-left: auto;
}

.btn-next:hover { background: var(--accent-hover); }

.btn-submit {
  background: var(--success);
  color: #fff;
  margin-left: auto;
}

.btn-submit:hover { filter: brightness(1.1); }

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Error message */
.error-msg {
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 4px;
  display: none;
}

.error-msg.visible { display: block; }

/* Global error banner */
.banner {
  background: #2a1215;
  border: 1px solid #7f1d1d;
  border-radius: 8px;
  color: #fca5a5;
  font-size: 0.85rem;
  padding: 12px 16px;
  margin-bottom: 20px;
  display: none;
}

.banner.visible { display: block; }

/* Success screen */
.success-screen {
  text-align: center;
  padding: 60px 20px;
}

.success-screen .icon {
  font-size: 3.5rem;
  margin-bottom: 16px;
}

.success-screen h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.success-screen p {
  color: var(--muted);
  line-height: 1.6;
  max-width: 400px;
  margin: 0 auto;
}

/* Legal notice */
.legal-body {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
  max-height: 340px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  line-height: 1.7;
  font-size: 0.875rem;
  color: #c4c4c8;
}

.legal-body p {
  margin-bottom: 14px;
}

.legal-body p:last-child {
  margin-bottom: 0;
}

.legal-body strong {
  color: var(--text);
}

.legal-ack-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  cursor: pointer;
  font-size: 0.875rem;
  line-height: 1.5;
  color: #c4c4c8;
  margin-bottom: 6px;
}

.legal-ack-row input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  cursor: pointer;
}

/* Visit schedule — intentionally cumbersome */
.vs-section-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 24px 0 10px;
}

.vs-year-strip {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.vs-year-btn {
  flex-shrink: 0;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 8px 14px;
  font-family: inherit;
  transition: border-color 0.15s;
}

.vs-year-btn:hover { border-color: var(--accent); }
.vs-year-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }

.vs-month-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.vs-month-option {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: border-color 0.15s;
  user-select: none;
}

.vs-month-option input[type="radio"] { accent-color: var(--accent); flex-shrink: 0; }
.vs-month-option:has(input:checked) { border-color: var(--accent); background: #1e1e2e; }

.vs-day-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.vs-day-row select,
.vs-half-select {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.875rem;
  padding: 9px 12px;
  outline: none;
  font-family: inherit;
  cursor: pointer;
}

.vs-day-row select:focus,
.vs-half-select:focus { border-color: var(--accent); }

.vs-time-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
}

.vs-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.vs-spinner-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.vs-spinner-val {
  font-size: 1.8rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 2.5ch;
  text-align: center;
  line-height: 1;
}

.vs-spin-btn {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 4px 10px;
  font-family: inherit;
  transition: border-color 0.15s;
}

.vs-spin-btn:hover { border-color: var(--accent); color: var(--accent); }

.vs-colon {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--muted);
  padding-bottom: 2px;
}

.vs-ampm-section {
  margin-top: 20px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.vs-ampm-section p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.vs-ampm-row {
  display: flex;
  gap: 10px;
}

.vs-ampm-btn {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px;
  font-family: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.vs-ampm-btn:hover { border-color: var(--accent); }
.vs-ampm-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

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

@media (max-width: 500px) {
  .card { padding: 24px 20px; }
  .upload-fields { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .radio-group { flex-direction: column; }
}