/* ============================================================
   Queue Feedback — "Ticket Stub" design system
   Palette, type and layout tokens live at the top; everything
   below derives from them.
   ============================================================ */

:root {
  --ink: #12161d;
  --surface: #1a212a;
  --surface-raised: #212a35;
  --border: #2b3542;
  --border-soft: #212933;
  --amber: #bf253c;
  --amber-soft: rgba(232, 163, 61, 0.14);
  --green: #6fa287;
  --green-soft: rgba(111, 162, 135, 0.14);
  --danger: #d9695f;
  --danger-soft: rgba(217, 105, 95, 0.14);
  --text: #edeef1;
  --text-muted: #8b93a1;
  --text-faint: #57616f;

  --font-display: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Roboto Mono', 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 10px;
  --radius-sm: 6px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
}

body {
  background-image:
    radial-gradient(circle at 12% 0%, rgba(232, 163, 61, 0.06), transparent 40%),
    radial-gradient(circle at 90% 15%, rgba(111, 162, 135, 0.05), transparent 45%);
}

a { color: var(--amber); }

::selection { background: var(--amber-soft); color: var(--text); }

/* ---------- Layout shell ---------- */

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3.5rem) var(--gutter) 6rem;
}

/* ---------- Ticket stub header (signature element) ---------- */

.ticket {
  position: relative;
  background: linear-gradient(180deg, var(--surface-raised), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 2rem 1.5rem;
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.ticket::before,
.ticket::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--ink);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
}
.ticket::before { left: -11px; }
.ticket::after { right: -11px; }

.ticket-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.ticket-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 0.4rem;
}

.ticket h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
}

.ticket p.lede {
  color: var(--text-muted);
  margin: 0;
  max-width: 46ch;
  font-size: 0.95rem;
}

.ticket-code {
  font-family: var(--font-mono);
  text-align: right;
  white-space: nowrap;
}
.ticket-code .num {
  display: block;
  font-size: 1.6rem;
  color: var(--amber);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.ticket-code .label {
  display: block;
  font-size: 0.68rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}

.perforation {
  margin-top: 1.4rem;
  height: 0;
  border-top: 2px dashed var(--border);
  position: relative;
}

/* ---------- Queue position tracker ---------- */

.queue-tracker {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(18, 22, 29, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border-soft);
  padding: 0.7rem var(--gutter);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.queue-tracker .bar {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.queue-tracker .bar-fill {
  height: 100%;
  width: 0%;
  background: var(--amber);
  transition: width 0.3s ease;
}
.queue-tracker .now-serving {
  white-space: nowrap;
  color: var(--text);
}
.queue-tracker .now-serving strong { color: var(--amber); }

/* ---------- Sections ---------- */

.section {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 1.6rem 1.75rem 1.8rem;
  margin-bottom: 1.25rem;
  scroll-margin-top: 4.5rem;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin-bottom: 0.35rem;
}

.section-index {
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.85rem;
}

.section h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
}

.section .hint {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin: 0 0 1.25rem;
  max-width: 58ch;
}

.section[hidden] { display: none; }

/* ---------- Form controls ---------- */

.field { margin-bottom: 1.35rem; }
.field:last-child { margin-bottom: 0; }

.field label.field-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.field label.field-label .req { color: var(--amber); margin-left: 0.2rem; }
.field .field-help {
  display: block;
  color: var(--text-faint);
  font-size: 0.78rem;
  margin-top: 0.35rem;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible,
button:focus-visible,
.pill:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

input::placeholder, textarea::placeholder { color: var(--text-faint); }

textarea { resize: vertical; min-height: 5.5rem; line-height: 1.5; }

.field.invalid input,
.field.invalid textarea,
.field.invalid select {
  border-color: var(--danger);
}
.field .error-msg {
  display: none;
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 0.35rem;
}
.field.invalid .error-msg { display: block; }

/* Role toggle pills */
.pill-group { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.pill {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-muted);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.15s ease;
}
.pill:hover { border-color: var(--amber); color: var(--text); }
.pill.active {
  background: var(--amber-soft);
  border-color: var(--amber);
  color: var(--amber);
}
.pill input { position: absolute; opacity: 0; pointer-events: none; }

/* Anonymous toggle switch */
.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}
.switch-row .copy strong { display: block; font-size: 0.9rem; }
.switch-row .copy span { color: var(--text-muted); font-size: 0.8rem; }

.switch {
  position: relative;
  width: 46px;
  height: 26px;
  flex-shrink: 0;
}
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.switch .track {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 999px;
  transition: background 0.15s ease;
}
.switch .thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.15s ease, background 0.15s ease;
}
.switch input:checked ~ .track { background: var(--green-soft); border: 1px solid var(--green); }
.switch input:checked ~ .thumb { transform: translateX(20px); background: var(--green); }

.identity-fields {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.identity-fields[hidden] { display: none; }
@media (max-width: 560px) {
  .identity-fields { grid-template-columns: 1fr; }
}

/* Likert scale */
.likert {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.likert label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  padding: 0.6rem 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-raised);
  transition: all 0.12s ease;
  text-align: center;
}
.likert label:hover { border-color: var(--amber); }
.likert input { position: absolute; opacity: 0; pointer-events: none; }
.likert .dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--text-faint);
  transition: all 0.12s ease;
}
.likert input:checked ~ .dot {
  border-color: var(--amber);
  background: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-soft);
}
.likert label:has(input:checked) {
  border-color: var(--amber);
  background: var(--amber-soft);
}
.likert .tick-label { font-size: 0.68rem; color: var(--text-faint); line-height: 1.2; }
.likert-scale-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-faint);
  margin-top: 0.3rem;
}

/* NPS style 0-10 */
.nps { display: grid; grid-template-columns: repeat(11, 1fr); gap: 0.3rem; margin-top: 0.5rem; }
.nps label {
  cursor: pointer;
  text-align: center;
  padding: 0.5rem 0 0.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-raised);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  transition: all 0.12s ease;
}
.nps label:hover { border-color: var(--amber); }
.nps input { position: absolute; opacity: 0; pointer-events: none; }
.nps label:has(input:checked) {
  border-color: var(--amber);
  background: var(--amber-soft);
  color: var(--amber);
  font-weight: 700;
}
.nps-scale-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-faint);
  margin-top: 0.3rem;
}
@media (max-width: 560px) {
  .nps { grid-template-columns: repeat(6, 1fr); }
}

/* ---------- Submit area ---------- */

.submit-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.submit-btn {
  cursor: pointer;
  background: var(--amber);
  color: #1a1204;
  border: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  transition: transform 0.1s ease, box-shadow 0.15s ease;
}
.submit-btn:hover { box-shadow: 0 6px 20px rgba(232, 163, 61, 0.25); }
.submit-btn:active { transform: translateY(1px); }
.submit-btn:disabled { opacity: 0.6; cursor: wait; }

.submit-note {
  color: var(--text-faint);
  font-size: 0.8rem;
  max-width: 32ch;
}

.form-msg {
  font-size: 0.85rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  margin-top: 1rem;
  display: none;
}
.form-msg.show { display: block; }
.form-msg.error { background: var(--danger-soft); color: #f2b3ac; border: 1px solid var(--danger); }

/* ---------- Success / stamped state ---------- */

.stamped {
  display: none;
  text-align: center;
  padding: 3rem 1.5rem;
}
.stamped.show { display: block; }
.stamped .stamp {
  display: inline-block;
  border: 3px solid var(--green);
  color: var(--green);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1.4rem;
  border-radius: var(--radius-sm);
  transform: rotate(-3deg);
  margin-bottom: 1.25rem;
}
.stamped .code {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}
.stamped p { color: var(--text-muted); max-width: 42ch; margin: 0 auto; }

#feedback-form.hidden-after-submit { display: none; }

footer.foot {
  text-align: center;
  color: var(--text-faint);
  font-size: 0.78rem;
  margin-top: 2.5rem;
}