/* ═══════════════════════════════════════════════════════════════
   THE REAL TRIP — Registration App
   Brand colors extracted from therealtrip.nl:
     Primary green  #3D8867   logo circle, nav active, footer
     Dark green     #2E6B50   hover states, pressed
     Light green    #EBF5F0   tinted backgrounds
     Text dark      #1A2A1F   headings
     Text body      #3D4A42   body copy
     Muted          #6B7A72   labels, secondary
     Border         #C8DDD4   dividers
     Surface white  #FFFFFF
     Page bg        #F4F8F6   very light green-tinted bg
═══════════════════════════════════════════════════════════════ */

:root {
  --trt-green:        #3D8867;
  --trt-green-dark:   #2E6B50;
  --trt-green-deeper: #1F4E38;
  --trt-green-light:  #EBF5F0;
  --trt-green-mist:   #F4F8F6;
  --trt-text:         #1A2A1F;
  --trt-body:         #3D4A42;
  --trt-muted:        #6B7A72;
  --trt-border:       #C8DDD4;
  --trt-border-light: #E0EDE8;
  --trt-surface:      #FFFFFF;
  --trt-bg:           #F4F8F6;
  --trt-radius:       10px;
  --trt-shadow:       0 1px 6px rgba(61,136,103,.12);
  --trt-shadow-md:    0 3px 14px rgba(61,136,103,.16);
}

/* ── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  color: var(--trt-body);
  background: var(--trt-bg);
  -webkit-font-smoothing: antialiased;
}

/* ── Shell ─────────────────────────────────────────────────────── */
.trt-shell { min-height: 100vh; display: flex; flex-direction: column; }

/* ── Header ────────────────────────────────────────────────────── */
.trt-header {
  background: var(--trt-green);
  padding: 0 1.25rem;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  box-shadow: 0 2px 10px rgba(30,78,56,.25);
  position: sticky;
  top: 0;
  z-index: 100;
}

.trt-header__logo-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  flex-shrink: 0;
}

/* The circular logo mark */
.trt-logo-circle {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
  border: 2px solid rgba(255,255,255,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.trt-logo-svg { width: 46px; height: 46px; }

.trt-header__wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.trt-header__the {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}

.trt-header__name {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  color: #fff;
  font-style: italic;
  line-height: 1;
}

.trt-header__reg {
  font-size: 1.25rem;
  color: rgba(255,255,255,0.6);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-top: 1px;
}

.trt-header__spacer { flex: 1; }

/* ── Main ──────────────────────────────────────────────────────── */
.trt-main {
  flex: 1;
  padding: 1.75rem 1rem 3rem;
  max-width: 660px;
  width: 100%;
  margin: 0 auto;
}

/* ── Footer ────────────────────────────────────────────────────── */
.trt-footer {
  background: var(--trt-green);
  color: rgba(255,255,255,.65);
  padding: 1rem 1.25rem;
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.3px;
}
.trt-footer a { color: rgba(255,255,255,.9); text-decoration: underline; }

/* ── Loading / Blazor error ───────────────────────────────────── */
.trt-loading { display:flex; align-items:center; justify-content:center; height:100vh; }
.trt-loading__spinner {
  width:44px; height:44px;
  border:3px solid var(--trt-border);
  border-top-color: var(--trt-green);
  border-radius:50%;
  animation:spin .75s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }

#blazor-error-ui {
  background:#fff3cd; border-top:2px solid #ffc107;
  bottom:0; display:none; left:0;
  padding:.75rem 1.25rem; position:fixed; width:100%; z-index:1000;
}

/* ── Step indicator ────────────────────────────────────────────── */
.trt-steps { display:flex; align-items:flex-start; margin-bottom:2rem; }

.trt-steps__item {
  display:flex; flex-direction:column; align-items:center;
  flex:1; position:relative;
}
.trt-steps__item:not(:last-child)::after {
  content:''; position:absolute;
  top:15px; left:50%; width:100%; height:2px;
  background:var(--trt-border-light); z-index:0;
}
.trt-steps__item--done::after { background:var(--trt-green) !important; }

.trt-steps__dot {
  width:32px; height:32px; border-radius:50%;
  background:var(--trt-border-light);
  color:var(--trt-muted);
  display:flex; align-items:center; justify-content:center;
  font-size:.75rem; font-weight:700;
  position:relative; z-index:1;
  border:2px solid var(--trt-border);
  transition:all .2s;
}
.trt-steps__item--active .trt-steps__dot {
  background:var(--trt-green); color:#fff;
  border-color:var(--trt-green);
  box-shadow:0 0 0 4px rgba(61,136,103,.2);
}
.trt-steps__item--done .trt-steps__dot {
  background:var(--trt-green-dark); color:#fff; border-color:var(--trt-green-dark);
}
.trt-steps__label {
  font-size:.67rem; margin-top:5px; color:var(--trt-muted);
  text-align:center; white-space:nowrap;
  font-weight:500; letter-spacing:.3px; text-transform:uppercase;
}
.trt-steps__item--active .trt-steps__label { color:var(--trt-green); font-weight:700; }
.trt-steps__item--done   .trt-steps__label { color:var(--trt-green-dark); }

/* ── Cards ─────────────────────────────────────────────────────── */
.trt-card {
  background:var(--trt-surface);
  border-radius:var(--trt-radius);
  padding:1.4rem 1.5rem;
  box-shadow:var(--trt-shadow);
  border:1px solid var(--trt-border-light);
  margin-bottom:1rem;
}
.trt-card__title {
  font-size:.9rem; font-weight:700; margin:0 0 1.25rem;
  color:var(--trt-green-dark);
  text-transform:uppercase; letter-spacing:.9px;
  padding-bottom:.65rem;
  border-bottom:2px solid var(--trt-green);
  display:inline-block;
}

/* ── Form fields ───────────────────────────────────────────────── */
.trt-field { margin-bottom:1rem; }
.trt-field label {
  display:block; font-size:.78rem; font-weight:600;
  margin-bottom:4px; color:var(--trt-text);
  text-transform:uppercase; letter-spacing:.5px;
}
.trt-required { color:#C0392B; margin-left:2px; }

.trt-field-row { display:grid; grid-template-columns:1fr 1fr; gap:.75rem; }
.trt-field-row--name { display:grid; grid-template-columns:1fr 110px 1fr; gap:.75rem; }

/* ── Class / role cards ────────────────────────────────────────── */
.trt-class-grid { display:grid; gap:.5rem; }
.trt-class-card {
  border:2px solid var(--trt-border);
  border-radius:var(--trt-radius);
  padding:.9rem 1rem;
  cursor:pointer;
  display:flex; justify-content:space-between; align-items:center;
  background:#fff;
  transition:border-color .15s, background .15s, box-shadow .15s;
}
.trt-class-card:hover {
  border-color:var(--trt-green);
  background:var(--trt-green-light);
  box-shadow:0 2px 8px rgba(61,136,103,.14);
}
.trt-class-card--selected {
  border-color:var(--trt-green);
  background:var(--trt-green-light);
  box-shadow:0 2px 8px rgba(61,136,103,.18);
}
.trt-class-card__name { font-size:.95rem; font-weight:600; color:var(--trt-text); }
.trt-class-card--selected .trt-class-card__name { color:var(--trt-green-dark); }
.trt-class-card__meta { font-size:.78rem; color:var(--trt-muted); margin-top:2px; }
.trt-class-card__price {
  font-size:1.05rem; font-weight:700;
  color:var(--trt-green); white-space:nowrap; margin-left:1rem;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.trt-btn {
  display:inline-flex; align-items:center; justify-content:center; gap:.4rem;
  padding:.7rem 1.5rem;
  border-radius:8px;
  font-size:.87rem; font-weight:700; letter-spacing:.5px; text-transform:uppercase;
  border:none; cursor:pointer;
  transition:background .15s, box-shadow .15s, opacity .15s;
  text-decoration:none;
}
.trt-btn:disabled { opacity:.45; cursor:not-allowed; }

.trt-btn--primary {
  background:var(--trt-green); color:#fff;
  box-shadow:0 2px 6px rgba(61,136,103,.35);
}
.trt-btn--primary:hover:not(:disabled) {
  background:var(--trt-green-dark);
  box-shadow:0 4px 12px rgba(61,136,103,.4);
}
.trt-btn--secondary {
  background:var(--trt-green-light); color:var(--trt-green-dark);
  border:1.5px solid var(--trt-green);
}
.trt-btn--secondary:hover:not(:disabled) { background:#d6ecE3; }
.trt-btn--ghost {
  background:transparent; color:var(--trt-muted);
  border:1.5px solid var(--trt-border);
}
.trt-btn--ghost:hover:not(:disabled) {
  background:var(--trt-bg); color:var(--trt-text);
  border-color:var(--trt-green);
}
.trt-btn--full { width:100%; }
.trt-btn-row { display:flex; gap:.75rem; margin-top:1.5rem; }
.trt-btn-row--end   { justify-content:flex-end; }
.trt-btn-row--split { justify-content:space-between; }

/* ── Alerts ────────────────────────────────────────────────────── */
.trt-alert {
  padding:.8rem 1rem; border-radius:8px;
  font-size:.9rem; margin-bottom:1rem; border-left:4px solid;
}
.trt-alert--error   { background:#FEF2F2; border-color:#E53E3E; color:#742A2A; }
.trt-alert--success { background:var(--trt-green-light); border-color:var(--trt-green); color:var(--trt-green-deeper); }
.trt-alert--info    { background:#EFF8FF; border-color:#63B3ED; color:#2A4365; }
.trt-alert--warning { background:#FFFBEB; border-color:#D69E2E; color:#744210; }

/* ── Quantity ──────────────────────────────────────────────────── */
.trt-qty { display:flex; align-items:center; gap:.9rem; }
.trt-qty__btn {
  width:38px; height:38px; border-radius:50%;
  border:2px solid var(--trt-green); background:#fff;
  color:var(--trt-green); font-size:1.3rem; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:background .15s;
}
.trt-qty__btn:hover { background:var(--trt-green-light); }
.trt-qty__btn:disabled { opacity:.35; cursor:not-allowed; }
.trt-qty__value { font-size:1.4rem; font-weight:700; min-width:2.2rem; text-align:center; color:var(--trt-text); }

/* ── Confirmation ──────────────────────────────────────────────── */
.trt-confirm-icon { text-align:center; font-size:3.5rem; margin-bottom:.5rem; }
.trt-confirm-code {
  text-align:center; font-size:1.5rem; font-weight:800;
  letter-spacing:3px; color:var(--trt-green-dark);
  background:var(--trt-green-light); border:2px solid var(--trt-green);
  border-radius:10px; padding:.85rem; margin:1rem 0;
}
.trt-confirm-row {
  display:flex; justify-content:space-between;
  font-size:.9rem; padding:.5rem 0;
  border-bottom:1px solid var(--trt-border-light);
}
.trt-confirm-row:last-child { border-bottom:none; }
.trt-confirm-row__label {
  color:var(--trt-muted); font-size:.78rem;
  text-transform:uppercase; letter-spacing:.3px;
}
.trt-confirm-row__value {
  font-weight:600; color:var(--trt-text);
  text-align:right; max-width:60%;
}

/* ── Landing ───────────────────────────────────────────────────── */
.trt-landing { text-align:center; padding:2rem 1rem; }
.trt-landing__logo { margin:0 auto 1.5rem; max-width:200px; }
.trt-landing__title {
  font-size:1.55rem; font-weight:900; color:var(--trt-text);
  margin:0 0 .25rem; text-transform:uppercase; letter-spacing:1px; font-style:italic;
}
.trt-landing__sub { color:var(--trt-muted); margin-bottom:2rem; font-size:.95rem; }

.trt-choice-grid {
  display:grid; grid-template-columns:1fr 1fr;
  gap:1rem; max-width:460px; margin:0 auto;
}
.trt-choice-card {
  background:var(--trt-surface);
  border:2px solid var(--trt-border);
  border-radius:var(--trt-radius);
  padding:1.5rem 1rem; text-align:center; text-decoration:none;
  color:var(--trt-text);
  transition:border-color .15s, box-shadow .15s, background .15s;
  display:flex; flex-direction:column; align-items:center; gap:.5rem;
}
.trt-choice-card:hover {
  border-color:var(--trt-green); background:var(--trt-green-light);
  box-shadow:0 4px 16px rgba(61,136,103,.18);
}
.trt-choice-card__icon { font-size:2.2rem; line-height:1; }
.trt-choice-card__label {
  font-size:.85rem; font-weight:700;
  text-transform:uppercase; letter-spacing:.8px; color:var(--trt-green-dark);
}
.trt-choice-card__desc { font-size:.78rem; color:var(--trt-muted); line-height:1.4; }

/* ── Intro text ────────────────────────────────────────────────── */
.trt-intro {
  font-size:.88rem; color:var(--trt-muted);
  margin:-.75rem 0 1.25rem; line-height:1.5;
}

/* ── Mollie notice ─────────────────────────────────────────────── */
.trt-mollie-notice {
  background:var(--trt-green-light);
  border:1.5px solid var(--trt-green);
  border-radius:8px; padding:.85rem 1rem;
  margin-bottom:1rem; font-size:.88rem; color:var(--trt-green-deeper);
  display:flex; align-items:center; gap:.6rem;
}
.trt-mollie-notice::before { content:'🔒'; font-size:1rem; flex-shrink:0; }

/* ── Language switcher ─────────────────────────────────────────── */
.lang-switcher { display:flex; gap:4px; align-items:center; }
.lang-btn {
  display:flex; align-items:center; gap:4px;
  padding:5px 10px; border-radius:6px;
  border:1.5px solid rgba(255,255,255,.3);
  background:rgba(255,255,255,.12);
  color:rgba(255,255,255,.8);
  font-size:.72rem; font-weight:700; cursor:pointer;
  transition:background .15s, color .15s, border-color .15s;
  letter-spacing:.6px; text-transform:uppercase;
}
.lang-btn:hover        { background:rgba(255,255,255,.22); color:#fff; border-color:rgba(255,255,255,.55); }
.lang-btn--active      { background:#fff; color:var(--trt-green-dark); border-color:#fff; }
.lang-btn--active:hover { background:rgba(255,255,255,.92); }
.lang-flag             { line-height:1; }
.lang-code             { font-size:.68rem; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width:500px) {
  .trt-field-row       { grid-template-columns:1fr; }
  .trt-field-row--name { grid-template-columns:1fr; }
  .trt-choice-grid     { grid-template-columns:1fr; }
  .trt-card            { padding:1.1rem; }
  .trt-header          { padding:0 .85rem; height:60px; }
  .trt-logo-circle     { width:44px; height:44px; }
  .lang-code           { display:none; }
  .trt-header__name    { font-size:1.1rem; }
  .trt-btn             { font-size:.82rem; padding:.65rem 1rem; }
}

/* ── Terms checkbox ────────────────────────────────────────────── */
.trt-terms-card {
  background: var(--trt-green-mist);
  border-color: var(--trt-border);
}
.trt-terms-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--trt-text);
}
.trt-terms-check {
  width: 18px; height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--trt-green);
  cursor: pointer;
}
.trt-link-btn {
  background: none; border: none; padding: 0;
  color: var(--trt-green-dark);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}
.trt-link-btn:hover { color: var(--trt-green); }
.trt-terms-error {
  margin-top: 0.4rem;
  font-size: 0.82rem;
  color: #C0392B;
}

/* ── PDF modal ─────────────────────────────────────────────────── */
.trt-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.trt-modal {
  background: var(--trt-surface);
  border-radius: var(--trt-radius);
  width: 100%;
  max-width: 740px;
  height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 40px rgba(0,0,0,.3);
  overflow: hidden;
}
.trt-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.1rem;
  background: var(--trt-green);
  color: #fff;
  flex-shrink: 0;
}
.trt-modal__title {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}
.trt-modal__close {
  background: rgba(255,255,255,.2);
  border: none;
  color: #fff;
  width: 30px; height: 30px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.trt-modal__close:hover { background: rgba(255,255,255,.35); }
.trt-modal__pdf {
  flex: 1;
  border: none;
  width: 100%;
}

/* ── Landing page dates ─────────────────────────────────────────── */
.trt-landing__dates {
  font-size: 0.88rem;
  color: var(--trt-green-dark);
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 1.75rem;
}

/* ═══════════════════════════════════════════════════════════════
   EARLY BIRD PRICING
═══════════════════════════════════════════════════════════════ */

/* Banner above the class grid */
.trt-earlybird-banner {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #fff;
  border-radius: var(--trt-radius);
  padding: .85rem 1.1rem;
  margin-bottom: .85rem;
  display: flex;
  align-items: center;
  gap: .65rem;
  font-size: .9rem;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(217,119,6,.35);
  line-height: 1.35;
}

.trt-earlybird-banner__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.trt-earlybird-banner__text { flex: 1; }

.trt-earlybird-banner__date {
  background: rgba(255,255,255,.25);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: .82rem;
  font-weight: 700;
  white-space: nowrap;
}

/* Early bird badge pill on the class card */
.trt-badge--earlybird {
  display: inline-block;
  background: #F59E0B;
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 20px;
  margin-left: .35rem;
  vertical-align: middle;
  line-height: 1.6;
}

/* Price block inside the card when early bird is active */
.trt-price-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
  flex-shrink: 0;
  margin-left: .75rem;
}

.trt-class-card__price-early {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--trt-green-dark);
  white-space: nowrap;
}

.trt-class-card__price-regular {
  font-size: .78rem;
  font-weight: 500;
  color: var(--trt-muted);
  text-decoration: line-through;
  white-space: nowrap;
}

.trt-class-card__price-save {
  font-size: .72rem;
  font-weight: 700;
  color: #D97706;
  white-space: nowrap;
}

/* When early bird — highlight card border subtly */
.trt-class-card--earlybird:not(.trt-class-card--selected) {
  border-color: rgba(245,158,11,.35);
}

.trt-class-card--earlybird:hover {
  border-color: #F59E0B;
  background: #FFFBEB;
}

.trt-class-card--earlybird.trt-class-card--selected {
  border-color: #D97706;
  background: #FEF3C7;
}

/* Early bird banner body layout */
.trt-earlybird-banner {
  flex-wrap: wrap;
  gap: .5rem .65rem;
}

.trt-earlybird-banner__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

/* Countdown row */
.trt-earlybird-countdown {
  display: flex;
  gap: .4rem;
  align-items: center;
}

.trt-earlybird-countdown__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255,255,255,.25);
  border-radius: 6px;
  padding: 3px 8px;
  min-width: 38px;
}

.trt-earlybird-countdown__num {
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1.1;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.trt-earlybird-countdown__lbl {
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: rgba(255,255,255,.8);
}

@media (max-width: 400px) {
  .trt-earlybird-countdown__num { font-size: 1rem; }
  .trt-earlybird-countdown__item { min-width: 32px; padding: 2px 5px; }
}