/* ============================================================
   FORMULIR PENDAFTARAN PESERTA — style.css
   Airbnb Design System: Clean, Human, Photo-Forward, Pure White Canvas
   ============================================================ */

/* ── Design Tokens ── */
:root {
  /* Canvas & Surfaces */
  --clr-canvas:            #ffffff;
  --clr-surface-0:         #ffffff;
  --clr-surface-1:         #f7f7f7;
  --clr-surface-2:         #f2f2f2;
  --clr-surface-3:         #ebebeb;

  /* Typography Colors */
  --clr-text-primary:      #222222;
  --clr-text-secondary:    #717171;
  --clr-text-subtle:       #b0b0b0;

  /* Accent & Interactive (Singular CTA / Active) */
  --clr-accent:            #ff385c;
  --clr-accent-hover:      #e00b41;
  --clr-accent-pressed:    #c20037;
  --clr-accent-gradient:   linear-gradient(to right, #e61e4d 0%, #e31c5f 50%, #d70466 100%);
  --clr-accent-gradient-hover: linear-gradient(to right, #d70466 0%, #bd0050 100%);
  --clr-accent-light:      #fff1f3;
  --clr-accent-border:     #ffdbe2;

  /* Borders */
  --clr-border:            #ebebeb;
  --clr-border-card:       #dddddd;
  --clr-border-input:      #b0b0b0;
  --clr-border-focus:      #222222;
  --clr-border-error:      #c13515;

  /* Feedback Colors */
  --clr-success-600:       #008a05;
  --clr-success-100:       #e8f8ee;
  --clr-error-600:         #c13515;
  --clr-error-100:         #fff8f6;
  --clr-warn-600:          #c26100;
  --clr-warn-100:          #fff9f0;
  --clr-warn-border:       #ffe6b8;

  /* Typography */
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

  /* 8px Spacing Rhythm */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  20px;
  --sp-6:  24px;
  --sp-7:  28px;
  --sp-8:  32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;

  /* Radii */
  --radius-sm:        8px;
  --radius-md:        14px;
  --radius-input:     14px;
  --radius-card:      20px;
  --radius-lg:        20px;
  --radius-xl:        24px;
  --radius-container: 32px;
  --radius-full:      9999px;

  /* Shadows (Three-layer Airbnb signature shadow + variants) */
  --shadow-airbnb:       rgba(0, 0, 0, 0.02) 0 0 0 1px, rgba(0, 0, 0, 0.04) 0 2px 6px, rgba(0, 0, 0, 0.1) 0 4px 8px;
  --shadow-airbnb-hover: rgba(0, 0, 0, 0.02) 0 0 0 1px, rgba(0, 0, 0, 0.06) 0 4px 12px, rgba(0, 0, 0, 0.12) 0 8px 24px;
  --shadow-xs:           0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm:           0 2px 6px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md:           rgba(0, 0, 0, 0.02) 0 0 0 1px, rgba(0, 0, 0, 0.04) 0 2px 6px, rgba(0, 0, 0, 0.1) 0 4px 8px;
  --shadow-lg:           rgba(0, 0, 0, 0.02) 0 0 0 1px, rgba(0, 0, 0, 0.06) 0 4px 12px, rgba(0, 0, 0, 0.12) 0 8px 24px;
  --shadow-xl:           0 20px 48px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0, 0, 0, 0.05);

  /* Motion */
  --ease-out:  cubic-bezier(0.2, 0, 0, 1);
  --ease-in:   cubic-bezier(0.64, 0, 0.78, 0);
  --ease-io:   cubic-bezier(0.45, 0, 0.55, 1);
  --dur-fast:  150ms;
  --dur-mid:   250ms;
  --dur-slow:  350ms;

  /* Layout */
  --max-content: 680px;
  --max-form:    760px;
}

/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

/* Author CSS must never override the native hidden-state contract. */
[hidden] {
  display: none !important;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--clr-text-primary);
  background-color: var(--clr-canvas);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Accessibility ── */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: absolute;
  left: var(--sp-4);
  top: var(--sp-4);
  z-index: 9999;
  padding: var(--sp-3) var(--sp-6);
  background: var(--clr-text-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform var(--dur-fast) var(--ease-out);
}
.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--clr-text-primary);
  outline-offset: 2px;
}

/* ── Trust Ribbon ── */
#trust-ribbon,
.trust-ribbon {
  position: relative;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  background: var(--clr-surface-1);
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
}
.ribbon-icon {
  font-size: 0.875rem;
  line-height: 1;
}

/* ── Header ── */
.site-header {
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--sp-5) var(--sp-6);
  color: var(--clr-text-primary);
  position: sticky;
  top: 0;
  z-index: 90;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.header-inner {
  max-width: var(--max-form);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}
.header-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.header-emblem {
  color: var(--clr-accent);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--clr-accent-light);
  transition: transform var(--dur-fast);
}
.header-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.header-title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--clr-text-primary);
}
.header-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--clr-text-secondary);
}
.header-meta {
  flex-shrink: 0;
}
.header-edition {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-1) var(--sp-3);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--clr-text-primary);
  text-transform: uppercase;
}

/* ── Step Navigation (Airbnb Search Bar / Pill Filter Style) ── */
.step-nav {
  max-width: var(--max-form);
  margin: var(--sp-6) auto var(--sp-4);
  padding: 0 var(--sp-6);
}
.step-track {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: var(--sp-2);
  box-shadow: var(--shadow-airbnb);
}
.step-connector {
  position: absolute;
  left: calc(var(--sp-8) + var(--sp-4));
  right: calc(var(--sp-8) + var(--sp-4));
  top: 50%;
  height: 2px;
  background: var(--clr-surface-2);
  transform: translateY(-50%);
  overflow: hidden;
  z-index: 0;
}
.step-connector-fill {
  height: 100%;
  width: 0%;
  background: var(--clr-accent);
  transition: width var(--dur-slow) var(--ease-out);
}
.step-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  width: 100%;
  position: relative;
  z-index: 1;
}
.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}
.step-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--clr-text-secondary);
  transition: background var(--dur-fast), color var(--dur-fast), transform var(--dur-fast);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  width: 100%;
}
.step-btn:disabled {
  cursor: default;
  opacity: 0.6;
}
.step-item.active .step-btn {
  color: var(--clr-text-primary);
  background: var(--clr-surface-2);
  cursor: default;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.step-item.done .step-btn {
  color: var(--clr-text-primary);
  cursor: pointer;
}
.step-item.done .step-btn:hover {
  background: var(--clr-surface-1);
}
.step-number {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--clr-border-card);
  background: var(--clr-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--clr-text-secondary);
  transition: all var(--dur-fast) var(--ease-out);
  flex-shrink: 0;
}
.step-item.active .step-number {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(255, 56, 92, 0.35);
  transform: scale(1.05);
}
.step-item.done .step-number {
  background: var(--clr-text-primary);
  border-color: var(--clr-text-primary);
  color: #ffffff;
}
.step-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

/* ── Main Container & Step Cards ── */
main {
  max-width: var(--max-form);
  margin: 0 auto;
  padding: 0 var(--sp-6) var(--sp-16);
}

.form-step {
  background: var(--clr-canvas);
  border-radius: var(--radius-container);
  box-shadow: var(--shadow-airbnb);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  animation: step-enter var(--dur-slow) var(--ease-out) both;
}
.form-step[hidden] {
  display: none !important;
}

@keyframes step-enter {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Step Header ── */
.form-step-header {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding: var(--sp-8) var(--sp-8) var(--sp-6);
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-canvas);
}

.form-step-title {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--clr-text-primary);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 4px;
}
.form-step-subtitle {
  font-size: 0.9375rem;
  color: var(--clr-text-secondary);
}

/* ── Form Body ── */
.form-body {
  padding: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

/* ── Field Groups ── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.field-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text-primary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.field-required {
  color: var(--clr-accent);
  font-size: 1.1em;
  line-height: 1;
  font-weight: 700;
}
.field-wrap {
  position: relative;
}
.field-input {
  width: 100%;
  height: 52px;
  padding: 0 var(--sp-5);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--clr-text-primary);
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border-input);
  border-radius: var(--radius-input);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out),
    background var(--dur-fast);
  -webkit-appearance: none;
  appearance: none;
}
.field-input:hover {
  border-color: var(--clr-text-primary);
}
.field-input:focus {
  border-color: var(--clr-border-focus);
  box-shadow: 0 0 0 1px var(--clr-border-focus);
  outline: none;
  background: var(--clr-canvas);
}
.field-input.has-icon {
  padding-right: 48px;
}
.field-input::placeholder {
  color: var(--clr-text-muted);
}

/* Error state on input */
.field-group.field-error-state .field-input,
.field-input[aria-invalid="true"] {
  border-color: var(--clr-border-error);
  background: var(--clr-error-100);
}
.field-group.field-error-state .field-input:focus,
.field-input[aria-invalid="true"]:focus {
  border-color: var(--clr-border-error);
  box-shadow: 0 0 0 1px var(--clr-border-error);
}

/* Input icon */
.field-icon {
  position: absolute;
  right: var(--sp-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--clr-text-secondary);
  pointer-events: none;
  transition: color var(--dur-fast);
  display: flex;
  align-items: center;
}
.field-input:focus ~ .field-icon {
  color: var(--clr-text-primary);
}

/* Select */
.select-wrap .field-input {
  cursor: pointer;
  padding-right: 48px;
}
.select-chevron {
  position: absolute;
  right: var(--sp-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--clr-text-primary);
  pointer-events: none;
  transition: transform var(--dur-fast) var(--ease-out);
  display: flex;
  align-items: center;
}
.select-wrap.is-active .select-chevron {
  transform: translateY(-50%) rotate(180deg);
}
.field-select option {
  color: var(--clr-text-primary);
  background: var(--clr-canvas);
}

/* Field hints and errors */
.field-hint {
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  line-height: 1.5;
}
.field-error {
  font-size: 0.8125rem;
  color: var(--clr-error-600);
  font-weight: 600;
  line-height: 1.4;
  display: none;
  align-items: center;
  gap: var(--sp-1);
}
.field-error:not(:empty) {
  display: flex;
}
.field-error::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c13515' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='8' x2='12' y2='12'/%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* ── Phone Input ── */
.field-phone-wrap {
  display: flex;
  gap: var(--sp-2);
  align-items: stretch;
}
.phone-prefix {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0 var(--sp-4);
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border-input);
  border-radius: var(--radius-input);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--clr-text-primary);
  white-space: nowrap;
  flex-shrink: 0;
  user-select: none;
  height: 52px;
}
.flag-emoji {
  font-size: 1.15em;
  line-height: 1;
}
.phone-field-wrap {
  flex: 1;
}

/* ── Photo Upload (Visually Prominent & Photo-Forward) ── */
.upload-area {
  position: relative;
  border: 2px dashed var(--clr-border-input);
  border-radius: var(--radius-card);
  padding: var(--sp-8) var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    border-color var(--dur-mid) var(--ease-out),
    background var(--dur-mid),
    transform var(--dur-mid) var(--ease-out),
    box-shadow var(--dur-mid);
  background: var(--clr-surface-1);
  min-height: 220px;
  overflow: hidden;
}
.upload-area:hover,
.upload-area:focus-visible {
  border-color: var(--clr-accent);
  background: var(--clr-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(255, 56, 92, 0.12);
}
.upload-area.dragover,
.upload-area.drag-over {
  border-color: var(--clr-accent);
  background: var(--clr-accent-light);
  transform: scale(1.01);
  box-shadow: var(--shadow-airbnb-hover);
}
.upload-area.has-photo {
  border-style: solid;
  border-color: var(--clr-border);
  background: var(--clr-canvas);
}
.field-group.field-error-state .upload-area {
  border-color: var(--clr-border-error);
  background: var(--clr-error-100);
}
.upload-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.upload-placeholder {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
}
.upload-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  margin-bottom: var(--sp-2);
  transition: transform var(--dur-fast) var(--ease-out), color var(--dur-fast);
}
.upload-area:hover .upload-icon {
  transform: scale(1.1);
  color: var(--clr-accent-hover);
}
.upload-primary {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text-primary);
  letter-spacing: -0.01em;
}
.upload-secondary {
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  line-height: 1.4;
}

/* Upload preview */
.upload-preview {
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}
.preview-img {
  width: 140px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-airbnb);
  border: 3px solid #ffffff;
}
.preview-overlay {
  display: flex;
  justify-content: center;
}
.preview-remove {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: var(--clr-canvas);
  border: 1px solid var(--clr-text-primary);
  border-radius: var(--radius-full);
  color: var(--clr-text-primary);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: background var(--dur-fast), transform var(--dur-fast);
  position: relative;
  z-index: 2;
}
.preview-remove:hover {
  background: var(--clr-surface-2);
  transform: scale(1.02);
}
.preview-remove:active {
  transform: scale(0.97);
}
.preview-name {
  font-size: 0.8125rem;
  color: var(--clr-text-primary);
  font-weight: 600;
  text-align: center;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Attendance Radio Cards ── */
.radio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
.radio-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-2);
  padding: var(--sp-5);
  border: 1.5px solid var(--clr-border-card);
  border-radius: var(--radius-card);
  cursor: pointer;
  transition:
    border-color var(--dur-fast) var(--ease-out),
    background var(--dur-fast),
    box-shadow var(--dur-fast) var(--ease-out),
    transform var(--dur-fast);
  background: var(--clr-canvas);
  user-select: none;
}
.radio-card:hover {
  border-color: var(--clr-text-primary);
  background: var(--clr-surface-1);
}
.radio-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.radio-card:has(.radio-input:focus-visible) {
  outline: 2px solid var(--clr-text-primary);
  outline-offset: 2px;
}
.radio-card:has(.radio-input:checked) {
  border-color: var(--clr-text-primary);
  background: var(--clr-canvas);
  box-shadow: 0 0 0 1px var(--clr-text-primary), 0 4px 12px rgba(0, 0, 0, 0.05);
}
.radio-visual {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--clr-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-primary);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.radio-card:has(.radio-input:checked) .radio-visual {
  background: var(--clr-accent);
  color: #ffffff;
}
.radio-label-text {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--clr-text-primary);
  transition: color var(--dur-fast);
  letter-spacing: -0.01em;
}
.radio-sublabel {
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  line-height: 1.4;
}

/* ── Fieldset ── */
.fieldset-group {
  border: none;
  padding: 0;
}
.fieldset-group legend.field-label {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  margin-bottom: var(--sp-2);
  float: left;
  width: 100%;
}

/* ── Checkbox Cards ── */
.checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border: 1.5px solid var(--clr-border-card);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition:
    border-color var(--dur-fast),
    background var(--dur-fast),
    box-shadow var(--dur-fast);
  background: var(--clr-canvas);
  user-select: none;
}
.checkbox-card:hover {
  border-color: var(--clr-text-primary);
  background: var(--clr-surface-1);
}
.checkbox-card:has(.checkbox-input:checked) {
  border-color: var(--clr-text-primary);
  background: var(--clr-canvas);
  box-shadow: 0 0 0 1px var(--clr-text-primary);
}
.checkbox-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.checkbox-visual {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid var(--clr-border-input);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: background var(--dur-fast), border-color var(--dur-fast);
  background: var(--clr-canvas);
}
.checkbox-card:has(.checkbox-input:checked) .checkbox-visual {
  background: var(--clr-text-primary);
  border-color: var(--clr-text-primary);
}
.checkbox-check {
  color: #ffffff;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity var(--dur-fast), transform var(--dur-fast) var(--ease-out);
}
.checkbox-card:has(.checkbox-input:checked) .checkbox-check {
  opacity: 1;
  transform: scale(1);
}
.checkbox-card:has(.checkbox-input:focus-visible) {
  outline: 2px solid var(--clr-text-primary);
  outline-offset: 2px;
}
.checkbox-text {
  font-size: 0.875rem;
  color: var(--clr-text-primary);
  line-height: 1.5;
}
.consent-fieldset {
  display: flex;
  flex-direction: column;
}
.consent-fieldset > .field-hint {
  margin-top: 0;
  margin-bottom: var(--sp-3);
}
.consent-fieldset > .checkbox-card + .checkbox-card {
  margin-top: var(--sp-2);
}

/* ── Form Actions Bar ── */
.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-6) var(--sp-8);
  border-top: 1px solid var(--clr-border);
  background: var(--clr-canvas);
}
.form-actions-info {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 14px 28px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition:
    background var(--dur-fast),
    color var(--dur-fast),
    box-shadow var(--dur-fast),
    transform var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
}
.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--clr-accent-gradient);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(255, 56, 92, 0.35);
}
.btn-primary:hover {
  background: var(--clr-accent-gradient-hover);
  box-shadow: 0 4px 14px rgba(255, 56, 92, 0.45);
  transform: translateY(-1px);
}
.btn-primary:active {
  background: var(--clr-accent-pressed);
  transform: scale(0.97);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--clr-text-primary);
  outline-offset: 2px;
}

.btn-ghost {
  background: var(--clr-canvas);
  color: var(--clr-text-primary);
  border: 1px solid var(--clr-text-primary);
}
.btn-ghost:hover {
  background: var(--clr-surface-2);
}
.btn-ghost:active {
  transform: scale(0.97);
}

.btn-submit {
  background: var(--clr-accent-gradient);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(255, 56, 92, 0.35);
  padding-left: var(--sp-8);
  padding-right: var(--sp-8);
}
.btn-submit:hover {
  background: var(--clr-accent-gradient-hover);
  box-shadow: 0 4px 14px rgba(255, 56, 92, 0.45);
  transform: translateY(-1px);
}
.btn-submit:active {
  background: var(--clr-accent-pressed);
  transform: scale(0.97);
}

.btn-print {
  background: var(--clr-text-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}
.btn-print:hover {
  background: #000000;
  transform: translateY(-1px);
}

/* Submit loading state */
.btn-submit-loading .spinner {
  width: 16px;
  height: 16px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Review Card ── */
.review-card {
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-airbnb);
  overflow: hidden;
  margin-bottom: var(--sp-6);
}
.review-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-6);
  background: var(--clr-canvas);
  border-bottom: 1px solid var(--clr-border);
}
.review-section-title {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--clr-text-primary);
}
.review-edit-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border-card);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--clr-text-primary);
  cursor: pointer;
  transition: all var(--dur-fast);
  box-shadow: var(--shadow-xs);
}
.review-edit-btn:hover {
  background: var(--clr-surface-2);
  border-color: var(--clr-text-primary);
  transform: scale(1.02);
}
.review-edit-btn:active {
  transform: scale(0.97);
}
.review-list {
  padding: var(--sp-4) var(--sp-6);
}
.review-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: var(--sp-4);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--clr-border);
  align-items: baseline;
}
.review-row:last-child {
  border-bottom: none;
}
.review-row-photo {
  align-items: flex-start;
}
.review-term {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  letter-spacing: -0.01em;
}
.review-def {
  font-size: 0.9375rem;
  color: var(--clr-text-primary);
  font-weight: 600;
}
.review-photo {
  width: 64px;
  height: 74px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid #ffffff;
  box-shadow: var(--shadow-airbnb);
  display: block;
  margin-bottom: var(--sp-1);
}
.review-photo-name {
  font-size: 0.75rem;
  color: var(--clr-text-secondary);
  display: block;
}

/* Trust Notice */
.trust-notice {
  display: flex;
  gap: var(--sp-4);
  padding: var(--sp-5);
  background: var(--clr-success-100);
  border: 1px solid rgba(0, 138, 5, 0.2);
  border-radius: var(--radius-md);
}
.trust-notice-icon {
  flex-shrink: 0;
  color: var(--clr-success-600);
  margin-top: 2px;
}
.trust-notice-body {
  font-size: 0.875rem;
  color: var(--clr-text-secondary);
  line-height: 1.5;
}
.trust-notice-body strong {
  font-weight: 700;
  color: var(--clr-text-primary);
  display: block;
  margin-bottom: 4px;
}
.trust-notice-body p {
  color: var(--clr-text-secondary);
}

/* ── Success Overlay ── */
.success-overlay {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  background: rgba(34, 34, 34, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: overlay-in var(--dur-slow) var(--ease-out) both;
}
.success-overlay[hidden] {
  display: none !important;
}

@keyframes overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.success-panel {
  max-width: 580px;
  width: 100%;
  animation: panel-in var(--dur-slow) var(--ease-out) both;
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(24px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Ticket (Boarding Pass / Reservation Card) ── */
.ticket-wrapper {
  background: var(--clr-canvas);
  border-radius: var(--radius-container);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--clr-border);
}
.ticket-header {
  background: var(--clr-canvas);
  padding: var(--sp-6) var(--sp-7);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  border-bottom: 1px solid var(--clr-border);
}
.ticket-header-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.ticket-emblem {
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.ticket-event-name {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--clr-text-primary);
}
.ticket-event-year {
  font-size: 0.75rem;
  color: var(--clr-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}
.ticket-badge-confirmed {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-1) var(--sp-3);
  background: var(--clr-success-100);
  border: 1px solid rgba(0, 138, 5, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--clr-success-600);
  text-transform: uppercase;
}

/* Ticket separator */
.ticket-separator {
  display: flex;
  align-items: center;
  position: relative;
  background: var(--clr-canvas);
}
.ticket-notch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(34, 34, 34, 0.6);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}
.ticket-notch-left {
  margin-left: -12px;
}
.ticket-notch-right {
  margin-right: -12px;
}
.ticket-dash-line {
  flex: 1;
  border-top: 2px dashed var(--clr-border-card);
  margin: 12px 0;
}

/* Ticket body */
.ticket-body {
  display: flex;
  gap: var(--sp-6);
  padding: var(--sp-6) var(--sp-7);
}
.ticket-photo-col {
  flex-shrink: 0;
}
.ticket-photo-frame {
  width: 100px;
  height: 120px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 3px solid #ffffff;
  box-shadow: var(--shadow-airbnb);
  background: var(--clr-surface-2);
}
.ticket-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ticket-info-col {
  flex: 1;
  min-width: 0;
}
.ticket-name {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--clr-text-primary);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 4px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.ticket-institution-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--sp-4);
}
.ticket-details {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.ticket-detail-row {
  display: flex;
  gap: var(--sp-3);
  font-size: 0.875rem;
}
.ticket-detail-row dt {
  color: var(--clr-text-secondary);
  font-weight: 500;
  min-width: 80px;
  flex-shrink: 0;
}
.ticket-detail-row dd {
  color: var(--clr-text-primary);
  font-weight: 600;
}

/* Ticket footer */
.ticket-footer {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding: var(--sp-5) var(--sp-7);
  background: var(--clr-surface-1);
  border-top: 1px solid var(--clr-border);
}
.ticket-qr-zone {
  flex-shrink: 0;
}
.ticket-qr-placeholder {
  width: 76px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-canvas);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text-primary);
  padding: var(--sp-2);
  box-shadow: var(--shadow-xs);
}
.ticket-footer-info {
  flex: 1;
}
.ticket-ref {
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  margin-bottom: 4px;
}
.ticket-ref strong {
  color: var(--clr-text-primary);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
}
.ticket-official-label {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--clr-success-600);
  text-transform: uppercase;
}
.ticket-logo-zone {
  color: var(--clr-text-subtle);
}

/* Success Actions */
.success-actions {
  display: flex;
  gap: var(--sp-3);
  justify-content: flex-end;
  margin-top: var(--sp-4);
  flex-wrap: wrap;
}

/* ── Footer ── */
.site-footer {
  background: var(--clr-canvas);
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-8) var(--sp-6);
  text-align: center;
}
.footer-inner {
  max-width: var(--max-form);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  align-items: center;
}
.footer-proto-label,
.footer-trust-label {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  line-height: 1.5;
}
.footer-proto-label strong,
.footer-trust-label strong {
  color: var(--clr-text-primary);
  font-weight: 700;
}
.footer-copy {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  letter-spacing: 0.01em;
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* QR note */
.ticket-qr-note {
  font-size: 0.625rem;
  color: var(--clr-text-secondary);
  text-align: center;
  margin-top: var(--sp-1);
  letter-spacing: 0.01em;
}

/* Generated QR canvas */
.ticket-qr-canvas {
  display: block;
  width: 76px;
  height: 76px;
  image-rendering: pixelated;
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-xs);
}

/* ── Print Styles ── */
@media print {
  body {
    background: white !important;
  }
  #trust-ribbon,
  .trust-ribbon,
  .site-header,
  .step-nav,
  main,
  .site-footer,
  .success-actions {
    display: none !important;
  }
  .success-overlay {
    position: static !important;
    background: white !important;
    backdrop-filter: none !important;
    padding: 0 !important;
  }
  .success-overlay[hidden] {
    display: flex !important;
  }
  .success-panel {
    max-width: 100% !important;
    animation: none !important;
  }
  .ticket-wrapper {
    box-shadow: none !important;
    border: 2px solid #ccc !important;
  }
  .ticket-official-label {
    display: block !important;
    font-size: 10pt !important;
  }
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .header-inner {
    flex-direction: row;
    align-items: center;
  }
  .header-edition {
    display: none;
  }
  .header-title {
    font-size: 1rem;
  }
  .header-tagline {
    font-size: 0.6875rem;
  }
  .site-header {
    padding: var(--sp-4) var(--sp-4);
  }
  .step-track {
    padding: var(--sp-1) var(--sp-2);
  }
  .step-label {
    font-size: 0.75rem;
  }
  .step-number {
    width: 24px;
    height: 24px;
    font-size: 0.6875rem;
  }
  .step-btn {
    padding: var(--sp-1) var(--sp-2);
    gap: var(--sp-1);
  }

  .form-step {
    border-radius: var(--radius-card);
  }
  .form-step-header {
    padding: var(--sp-6) var(--sp-5) var(--sp-4);
    gap: var(--sp-3);
  }

  .form-step-title {
    font-size: 1.25rem;
  }
  .form-body {
    padding: var(--sp-5);
    gap: var(--sp-5);
  }
  .form-actions {
    padding: var(--sp-5);
    flex-direction: column-reverse;
  }
  .form-actions-info {
    display: none;
  }
  .btn {
    width: 100%;
  }

  .radio-grid {
    grid-template-columns: 1fr;
  }
  .review-row {
    grid-template-columns: 110px 1fr;
  }

  .ticket-wrapper {
    border-radius: var(--radius-card);
  }
  .ticket-body {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .ticket-info-col {
    text-align: left;
    width: 100%;
  }
  .ticket-footer {
    flex-wrap: wrap;
  }
  .success-overlay {
    padding: var(--sp-4);
    align-items: flex-end;
  }
  .success-panel {
    max-height: 90vh;
    overflow-y: auto;
  }
  .success-actions {
    justify-content: stretch;
  }
  .success-actions .btn {
    flex: 1;
  }

  main {
    padding-left: var(--sp-4);
    padding-right: var(--sp-4);
  }
  .step-nav {
    padding-left: var(--sp-4);
    padding-right: var(--sp-4);
  }
  .upload-area {
    min-height: 160px;
  }
}

@media (max-width: 380px) {
  .step-label {
    display: none;
  }
  .step-track {
    padding: var(--sp-1);
  }
  .step-btn {
    gap: 0;
    padding: var(--sp-1);
  }
  .step-connector {
    display: none;
  }
  .ticket-detail-row {
    flex-direction: column;
    gap: 2px;
  }
}

/* ── Submit Error Banner ── */
.submit-error {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  background: var(--clr-error-100);
  border: 1px solid var(--clr-border-error);
  border-radius: var(--radius-sm);
  color: var(--clr-error-600);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.4;
}
.submit-error[hidden] {
  display: none;
}