/**
 * EventCore — Checkout v2 Stylesheet
 *
 * Scope: alle Seiten unter /checkout/*
 * Design: helles Light-Design, grüner Akzent, keine Gradienten.
 *         Zweispaltig ab Desktop (≥1024px), einspaltig + Bottom-Sheet auf Mobile.
 */

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

:root {
  --co-bg:          #f9fafb;
  --co-surface:     #ffffff;
  --co-surface-2:   #f3f4f6;
  --co-border:      #e5e7eb;
  --co-accent:      #059669;
  --co-accent-dark: #047857;
  --co-text:        #111827;
  --co-text-muted:  #6b7280;
  --co-text-dim:    #9ca3af;
  --co-danger:      #dc2626;
  --co-warning:     #d97706;

  --co-sp-1: .25rem; --co-sp-2: .5rem; --co-sp-3: .75rem;
  --co-sp-4: 1rem;   --co-sp-5: 1.25rem; --co-sp-6: 1.5rem;
  --co-sp-8: 2rem;

  --co-r-sm: 6px; --co-r-md: 10px; --co-r-lg: 14px; --co-r-xl: 20px;

  --co-shadow-sm: 0 1px 3px rgba(0,0,0,.07);
  --co-shadow-md: 0 4px 12px rgba(0,0,0,.08);

  --co-max-width: 1200px;
  --co-summary-width: 360px;
  --co-mobile-bar-h: 80px;

  color-scheme: light;
}

html { touch-action: pan-x pan-y; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background: var(--co-bg);
  color: var(--co-text);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--co-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

button, input, select, textarea { font: inherit; color: inherit; }

/* ══════════════════════════════════════════════
   Header — Logo, Step-Indikator, Trust-Badges
   ══════════════════════════════════════════════ */

.co-header {
  background: var(--co-surface);
  border-bottom: 1px solid var(--co-border);
  padding: var(--co-sp-4) var(--co-sp-5);
}

.co-header__inner {
  max-width: var(--co-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--co-sp-4);
}

.co-header__brand {
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -.02em;
  color: var(--co-text);
}

.co-header__brand svg { width: 28px; height: 28px; flex-shrink: 0; }

.co-trust {
  display: flex;
  align-items: center;
  gap: var(--co-sp-4);
  justify-self: end;
}

.co-trust__item {
  display: inline-flex;
  align-items: center;
  gap: var(--co-sp-1);
  font-size: .8125rem;
  color: var(--co-text-muted);
  white-space: nowrap;
}

.co-trust__item svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 1.8; }

@media (max-width: 768px) {
  .co-header__inner { grid-template-columns: 1fr auto; gap: var(--co-sp-2); }
  .co-trust { gap: var(--co-sp-2); }
  .co-trust__item { font-size: .7rem; }
  .co-trust__item span:not(.co-trust__label-short) { display: none; }
}

/* ══════════════════════════════════════════════
   Step-Indikator
   ══════════════════════════════════════════════ */

.co-steps {
  max-width: var(--co-max-width);
  margin: 0 auto;
  padding: var(--co-sp-3) var(--co-sp-5);
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
  overflow-x: auto;
  scrollbar-width: none;
}
.co-steps::-webkit-scrollbar { display: none; }

.co-step {
  display: inline-flex;
  align-items: center;
  gap: var(--co-sp-2);
  padding: var(--co-sp-2) var(--co-sp-3);
  font-size: .8125rem;
  font-weight: 600;
  color: var(--co-text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.co-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--co-surface-2);
  color: var(--co-text-muted);
  font-size: .75rem;
  font-weight: 800;
  flex-shrink: 0;
}

.co-step--active { color: var(--co-text); }
.co-step--active .co-step__num { background: var(--co-accent); color: #fff; }

.co-step--done { color: var(--co-accent); }
.co-step--done .co-step__num { background: #dcfce7; color: var(--co-accent-dark); }

.co-step__sep {
  color: var(--co-text-dim);
  font-size: 1rem;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   Shell — zweispaltig auf Desktop, einspaltig auf Mobile
   ══════════════════════════════════════════════ */

.co-shell {
  max-width: var(--co-max-width);
  margin: 0 auto;
  padding: var(--co-sp-5);
  padding-bottom: calc(var(--co-mobile-bar-h) + var(--co-sp-6));
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--co-sp-5);
}

@media (min-width: 1024px) {
  .co-shell {
    grid-template-columns: 1fr var(--co-summary-width);
    padding-bottom: var(--co-sp-8);
  }
}

/* ══════════════════════════════════════════════
   Main — aktueller Step
   ══════════════════════════════════════════════ */

.co-main {
  min-width: 0;
}

.co-card {
  background: var(--co-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-lg);
  padding: var(--co-sp-5);
  margin-bottom: var(--co-sp-4);
  box-shadow: var(--co-shadow-sm);
}

.co-card__title {
  font-size: 1.125rem;
  font-weight: 800;
  margin-bottom: var(--co-sp-2);
}

.co-card__subtitle {
  font-size: .875rem;
  color: var(--co-text-muted);
  margin-bottom: var(--co-sp-4);
}

/* ══════════════════════════════════════════════
   Mini-Warenkorb
   ══════════════════════════════════════════════ */

.co-summary {
  background: var(--co-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-lg);
  padding: var(--co-sp-5);
  box-shadow: var(--co-shadow-sm);
}

@media (min-width: 1024px) {
  .co-summary {
    position: sticky;
    top: var(--co-sp-4);
    align-self: start;
  }
}

.co-summary__section {
  padding-bottom: var(--co-sp-3);
  margin-bottom: var(--co-sp-3);
  border-bottom: 1px solid var(--co-border);
}
.co-summary__section:last-of-type { border-bottom: none; }

.co-summary__label {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--co-text-muted);
  margin-bottom: var(--co-sp-2);
}

/* Event-Banner oberhalb des Veranstaltungsnamens */
.co-summary__banner {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--co-r-md);
  overflow: hidden;
  background: var(--co-bg);
  margin-bottom: var(--co-sp-3);
}
.co-summary__banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.co-summary__event-name {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
}
.co-summary__event-meta {
  font-size: .8125rem;
  color: var(--co-text-muted);
  margin-top: 2px;
}
.co-summary__event-meta strong {
  color: var(--co-text);
  font-weight: 700;
}

.co-summary__line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--co-sp-2);
  font-size: .875rem;
  padding: var(--co-sp-1) 0;
}
.co-summary__line--muted { color: var(--co-text-muted); font-size: .8125rem; }

.co-summary__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: var(--co-sp-3);
  margin-top: var(--co-sp-2);
  border-top: 2px solid var(--co-border);
  font-size: 1rem;
  font-weight: 800;
}
.co-summary__total-amount { color: var(--co-accent); font-size: 1.25rem; font-variant-numeric: tabular-nums; }
.co-summary__total-amount--free { color: var(--co-accent); }

.co-summary__free-note {
  margin-top: var(--co-sp-2);
  font-size: .75rem;
  color: var(--co-text-muted);
  font-style: italic;
}

.co-summary__items {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-2);
}
.co-summary__item {
  display: flex;
  justify-content: space-between;
  font-size: .875rem;
  gap: var(--co-sp-2);
}
.co-summary__item-qty {
  color: var(--co-text-muted);
  font-weight: 600;
  white-space: nowrap;
}
.co-summary__item-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
.co-summary__item-price {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ── Mobile Bottom-Bar (ausklappbare Summary + CTA) ── */

.co-mobile-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--co-surface);
  border-top: 1px solid var(--co-border);
  box-shadow: 0 -4px 12px rgba(0,0,0,.06);
  padding: var(--co-sp-3) var(--co-sp-4);
  padding-bottom: calc(var(--co-sp-3) + env(safe-area-inset-bottom, 0px));
  z-index: 50;
}
.co-mobile-bar__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--co-sp-3);
}
.co-mobile-bar__toggle {
  background: none;
  border: none;
  padding: var(--co-sp-1) 0;
  font-size: .875rem;
  color: var(--co-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--co-sp-1);
}
.co-mobile-bar__toggle strong { color: var(--co-text); font-weight: 700; }
.co-mobile-bar__chevron { transition: transform .2s; }
.co-mobile-bar.is-open .co-mobile-bar__chevron { transform: rotate(180deg); }

.co-mobile-bar__total {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--co-accent);
  font-variant-numeric: tabular-nums;
}

.co-mobile-bar__details {
  display: none;
  padding-top: var(--co-sp-3);
  border-top: 1px solid var(--co-border);
  margin-top: var(--co-sp-3);
  max-height: 60vh;
  overflow-y: auto;
}
.co-mobile-bar.is-open .co-mobile-bar__details { display: block; }

@media (min-width: 1024px) {
  .co-mobile-bar { display: none; }
}

/* ══════════════════════════════════════════════
   Footer — DE-Server, DSGVO, Impressum
   ══════════════════════════════════════════════ */

.co-footer {
  background: var(--co-surface-2);
  border-top: 1px solid var(--co-border);
  padding: var(--co-sp-5);
  margin-top: var(--co-sp-8);
}

@media (max-width: 1023px) {
  .co-footer {
    margin-bottom: var(--co-mobile-bar-h);
  }
}

.co-footer__inner {
  max-width: var(--co-max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--co-sp-4);
  font-size: .8125rem;
  color: var(--co-text-muted);
}

.co-footer__badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--co-sp-4);
}

.co-footer__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--co-sp-1);
}
.co-footer__badge svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 1.8; }

.co-footer__links {
  display: flex;
  gap: var(--co-sp-4);
  flex-wrap: wrap;
}
.co-footer__links a { color: var(--co-text-muted); }
.co-footer__links a:hover { color: var(--co-text); }

/* ══════════════════════════════════════════════
   Buttons
   ══════════════════════════════════════════════ */

.co-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--co-sp-2);
  padding: var(--co-sp-3) var(--co-sp-5);
  min-height: 48px;
  border-radius: var(--co-r-md);
  border: 1px solid transparent;
  font-size: .9375rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: background .12s, border-color .12s;
}
.co-btn:disabled { opacity: .5; cursor: not-allowed; }
.co-btn--primary { background: var(--co-accent); color: #fff; }
.co-btn--primary:hover:not(:disabled) { background: var(--co-accent-dark); }
.co-btn--secondary { background: var(--co-surface-2); color: var(--co-text); border-color: var(--co-border); }
.co-btn--secondary:hover:not(:disabled) { border-color: var(--co-text-dim); }
.co-btn--ghost { background: transparent; color: var(--co-text-muted); }
.co-btn--ghost:hover:not(:disabled) { color: var(--co-text); }
.co-btn--block { width: 100%; }
.co-btn--lg { min-height: 56px; font-size: 1rem; padding: var(--co-sp-4) var(--co-sp-6); }

/* ══════════════════════════════════════════════
   Info-Icon (Fragezeichen-Badge mit Modal)
   ══════════════════════════════════════════════ */

.co-info {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--co-surface-2);
  color: var(--co-text-muted);
  font-size: .7rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--co-border);
  flex-shrink: 0;
}
.co-info:hover { background: var(--co-border); color: var(--co-text); }

/* ══════════════════════════════════════════════
   Alerts
   ══════════════════════════════════════════════ */

.co-alert {
  padding: var(--co-sp-3) var(--co-sp-4);
  border-radius: var(--co-r-md);
  font-size: .875rem;
  margin-bottom: var(--co-sp-4);
  border: 1px solid;
}
.co-alert--info    { background: #eff6ff; border-color: #bfdbfe; color: #1d4ed8; }
.co-alert--warning { background: #fef3c7; border-color: #fcd34d; color: #92400e; }
.co-alert--danger  { background: #fee2e2; border-color: #fca5a5; color: #b91c1c; }
.co-alert--success { background: #dcfce7; border-color: #86efac; color: #065f46; }

/* ══════════════════════════════════════════════
   Cart-Step (Phase 3)
   ══════════════════════════════════════════════ */

/* Kategorie-Cards (wenn Cart leer oder "Weitere Tickets hinzufügen") */
.co-cat-list {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
}
.co-cat-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--co-sp-4);
  padding: var(--co-sp-4);
  background: var(--co-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
  align-items: center;
}
.co-cat-card__body { min-width: 0; }
.co-cat-card__name {
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
}
.co-cat-card__dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 2px;
}
.co-cat-card__desc {
  font-size: .8125rem;
  color: var(--co-text-muted);
  margin-top: 2px;
}
.co-cat-card__price {
  font-weight: 700;
  color: var(--co-accent);
  margin-top: var(--co-sp-2);
  font-variant-numeric: tabular-nums;
}
.co-cat-card__action {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-2);
  align-items: flex-end;
}
.co-cat-card__qty {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: .75rem;
  color: var(--co-text-muted);
  font-weight: 600;
}
.co-cat-card__qty input {
  width: 64px;
  padding: var(--co-sp-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-sm);
  font-size: .9375rem;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.co-cat-card__qty input:focus {
  outline: 2px solid var(--co-accent);
  outline-offset: 1px;
  border-color: var(--co-accent);
}

@media (max-width: 600px) {
  .co-cat-card { grid-template-columns: 1fr; }
  .co-cat-card__action { flex-direction: row; align-items: stretch; }
  .co-cat-card__qty { flex: 0 0 auto; }
  .co-cat-card__action button { flex: 1; }
}

/* Cart-Item-Liste */
.co-cart-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
}
.co-cart-item {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  align-items: center;
  gap: var(--co-sp-3);
  padding: var(--co-sp-3) var(--co-sp-4);
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
}
.co-cart-item__main { min-width: 0; }
.co-cart-item__name { font-weight: 700; }
.co-cart-item__seats {
  font-size: .8125rem;
  color: var(--co-text-muted);
  margin-top: 2px;
}
.co-cart-item__unit {
  font-size: .75rem;
  color: var(--co-text-dim);
  margin-top: 2px;
}
.co-cart-item__price {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--co-accent);
  min-width: 80px;
  text-align: right;
}
.co-cart-item__qty-static {
  color: var(--co-text-muted);
  font-weight: 700;
  padding: 0 var(--co-sp-2);
}

/* +/-Controls */
.co-qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-sm);
  background: var(--co-surface);
  overflow: hidden;
}
.co-qty__btn {
  width: 36px; height: 36px;
  background: transparent;
  border: none;
  color: var(--co-text);
  font-size: 1.125rem;
  font-weight: 700;
  cursor: pointer;
}
.co-qty__btn:hover:not(:disabled) { background: var(--co-surface-2); }
.co-qty__btn:disabled { color: var(--co-text-dim); cursor: not-allowed; }
.co-qty__val {
  min-width: 36px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  padding: 0 var(--co-sp-1);
}

.co-remove {
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: var(--co-r-sm);
  color: var(--co-text-muted);
  cursor: pointer;
}
.co-remove:hover:not(:disabled) { color: var(--co-danger); background: #fee2e2; }
.co-remove:disabled { opacity: .3; cursor: not-allowed; }

@media (max-width: 600px) {
  .co-cart-item {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    row-gap: var(--co-sp-2);
  }
  /* Main + Remove teilen sich row 1 (main nimmt col 1, remove col 2) */
  .co-cart-item__main   { grid-column: 1; grid-row: 1; }
  .co-cart-item__remove { grid-column: 2; grid-row: 1; justify-self: end; align-self: start; }
  /* Qty + Price teilen sich row 2 */
  .co-cart-item__qty    { grid-column: 1; grid-row: 2; }
  .co-cart-item__price  { grid-column: 2; grid-row: 2; align-self: center; }
}

/* Hint-Box (Sitzplatzgebunden-Hinweis) */
.co-hint {
  margin-top: var(--co-sp-3);
  padding: var(--co-sp-2) var(--co-sp-3);
  background: var(--co-surface-2);
  border-radius: var(--co-r-sm);
  font-size: .8125rem;
  color: var(--co-text-muted);
}

.co-subhead {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--co-sp-3);
}

.co-more-cats {
  margin-top: var(--co-sp-4);
  border-top: 1px solid var(--co-border);
  padding-top: var(--co-sp-3);
}
.co-more-cats summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--co-text-muted);
  font-size: .875rem;
  user-select: none;
}
.co-more-cats summary:hover { color: var(--co-text); }

/* Check-Toggle (Versicherung) */
.co-toggle-form { display: block; }
.co-check {
  display: flex;
  align-items: flex-start;
  gap: var(--co-sp-3);
  padding: var(--co-sp-3);
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-sm);
  cursor: pointer;
}
.co-check input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--co-accent);
  margin-top: 2px;
  flex-shrink: 0;
}
.co-check span { flex: 1; font-size: .9375rem; line-height: 1.45; }
.co-check strong { color: var(--co-accent); white-space: nowrap; }

/* Voucher */
.co-voucher-form {
  display: flex;
  gap: var(--co-sp-2);
  align-items: stretch;
  flex-wrap: wrap;
}
.co-voucher-form input[type="text"] {
  flex: 1;
  min-width: 160px;
  padding: var(--co-sp-3);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-sm);
  font-size: 1rem;
  background: var(--co-surface);
}
.co-voucher-form input[type="text"]:focus {
  outline: 2px solid var(--co-accent);
  outline-offset: 1px;
  border-color: var(--co-accent);
}
.co-voucher-applied {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--co-sp-3);
  padding: var(--co-sp-3) var(--co-sp-4);
  background: #dcfce7;
  border: 1px solid #86efac;
  border-radius: var(--co-r-sm);
  color: #065f46;
}
.co-voucher-applied__code {
  font-family: ui-monospace, 'Fira Code', monospace;
  font-weight: 700;
  font-size: 1rem;
}
.co-voucher-applied__discount {
  font-size: .8125rem;
  margin-top: 2px;
}

/* Info-Modal (<dialog>) */
.co-modal {
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-lg);
  padding: var(--co-sp-5);
  max-width: 520px;
  width: 90%;
  box-shadow: var(--co-shadow-md);
  color: var(--co-text);
  background: var(--co-surface);
  /* Zentrierung (Fallback für ältere Browser; modern macht <dialog> das selbst) */
  margin: auto;
  position: fixed;
  inset: 0;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}
.co-modal--wide { max-width: 680px; }
.co-modal::backdrop {
  background: rgba(0,0,0,.35);
  backdrop-filter: blur(2px);
}
.co-modal__title {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0 0 var(--co-sp-4);
  padding-right: 32px;   /* Platz für X */
}
.co-modal p  { margin-bottom: var(--co-sp-3); line-height: 1.55; }
.co-modal h4 { margin: var(--co-sp-5) 0 var(--co-sp-2); font-size: 1rem; font-weight: 700; color: var(--co-text); }
.co-modal ul { margin: 0 0 var(--co-sp-3) var(--co-sp-5); line-height: 1.55; }
.co-modal ol { margin: 0 0 var(--co-sp-3) var(--co-sp-5); line-height: 1.55; }
.co-modal ul li, .co-modal ol li { margin-bottom: 4px; }
.co-modal form[method="dialog"] { margin-top: var(--co-sp-4); text-align: right; }

/* Schließen-X in rechter oberer Ecke */
.co-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: transparent;
  color: var(--co-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s ease, color .15s ease;
}
.co-modal__close:hover {
  background: var(--co-bg);
  color: var(--co-text);
}

/* Inhalts-Verzeichnis im Modal */
.co-modal__toc {
  background: var(--co-bg);
  border-radius: var(--co-r-md);
  padding: var(--co-sp-3) var(--co-sp-4);
  margin-bottom: var(--co-sp-4);
}
.co-modal__toc strong {
  display: block;
  font-size: .8125rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--co-text-muted);
  margin-bottom: var(--co-sp-2);
}
.co-modal__toc ol { margin: 0 0 0 var(--co-sp-4); }
.co-modal__toc a { color: var(--co-accent); text-decoration: none; }
.co-modal__toc a:hover { text-decoration: underline; }

.co-modal__address {
  background: var(--co-bg);
  border-left: 3px solid var(--co-accent);
  padding: var(--co-sp-3) var(--co-sp-4);
  margin: var(--co-sp-3) 0;
  font-style: normal;
  line-height: 1.55;
}
.co-modal__footer {
  margin-top: var(--co-sp-5);
  font-size: .8125rem;
  color: var(--co-text-muted);
  border-top: 1px solid var(--co-border);
  padding-top: var(--co-sp-3);
}

/* ══════════════════════════════════════════════
   Ticketversicherung — Cart-Block
   ══════════════════════════════════════════════ */
.co-insurance__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--co-sp-3);
}
.co-insurance__check {
  display: flex;
  align-items: center;
  gap: var(--co-sp-3);
  cursor: pointer;
  flex: 1;
  min-width: 0;
}
.co-insurance__check input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--co-accent);
  cursor: pointer;
  flex-shrink: 0;
}
.co-insurance__title {
  font-size: 1.125rem;      /* 18 px — analog Ticket-Kategorie-Name */
  font-weight: 700;
  color: var(--co-text);
  line-height: 1.3;
}
.co-insurance__price {
  font-size: 1.125rem;      /* 18 px — identisch zum Ticket-Preis rechts */
  font-weight: 700;
  color: var(--co-text);
  white-space: nowrap;
  text-align: right;
  align-self: flex-start;
}
.co-insurance__body {
  margin-top: var(--co-sp-3);
  margin-left: 32px;     /* Einzug hinter Checkbox */
}
.co-insurance__lead {
  font-size: .75rem;
  line-height: 1.45;
  margin: 0 0 var(--co-sp-1);
  color: var(--co-text);
}
.co-insurance__desc {
  font-size: .75rem;
  line-height: 1.45;
  color: var(--co-text-muted);
  margin: 0 0 var(--co-sp-2);
}
.co-insurance__desc a {
  color: var(--co-accent);
  text-decoration: underline;
}
.co-insurance__howto {
  background: none;
  border: 0;
  padding: 0;
  color: var(--co-accent);
  font-size: .75rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}
.co-insurance__howto:hover { text-decoration: none; }
@media (max-width: 600px) {
  .co-insurance__body { margin-left: 0; }
}

/* ══════════════════════════════════════════════
   Auth-Step (Phase 3 Step 2)
   ══════════════════════════════════════════════ */

/* Eingeloggt-Hinweis oben im Auth-Step */
.co-auth-logged {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--co-sp-3);
  padding: var(--co-sp-3) var(--co-sp-4);
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  border-radius: var(--co-r-md);
  margin-bottom: var(--co-sp-4);
  flex-wrap: wrap;
}
.co-auth-logged__info {
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
  font-size: .9375rem;
}
.co-auth-logged__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: #059669;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: .875rem;
  flex-shrink: 0;
}

/* Tab-Navigation */
.co-auth-tabs {
  display: flex;
  gap: 2px;
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
  padding: 3px;
  margin-bottom: var(--co-sp-5);
}
.co-auth-tab {
  flex: 1;
  padding: var(--co-sp-2) var(--co-sp-3);
  border: none;
  border-radius: 7px;
  background: transparent;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--co-text-muted);
  cursor: pointer;
  text-align: center;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.co-auth-tab:hover { color: var(--co-text); }
.co-auth-tab.is-active {
  background: var(--co-surface);
  color: var(--co-text);
  box-shadow: var(--co-shadow-sm);
}
@media (max-width: 480px) {
  .co-auth-tab { font-size: .75rem; padding: var(--co-sp-2) var(--co-sp-2); }
}

/* Tab-Panels */
.co-auth-panel { display: none; }
.co-auth-panel.is-active { display: block; }

/* Formular-Elemente */
.co-form-group {
  margin-bottom: var(--co-sp-4);
}
.co-form-label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--co-text);
  margin-bottom: var(--co-sp-1);
}
.co-form-hint {
  font-size: .8125rem;
  color: var(--co-text-muted);
  margin-top: var(--co-sp-1);
}
.co-form-error {
  font-size: .8125rem;
  color: var(--co-danger);
  margin-top: var(--co-sp-1);
}
.co-input {
  display: block;
  width: 100%;
  padding: var(--co-sp-3) var(--co-sp-4);
  background: var(--co-surface);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
  font-size: 1rem;
  color: var(--co-text);
  transition: border-color .12s, box-shadow .12s;
  -webkit-appearance: none;
}
.co-input:focus {
  outline: none;
  border-color: var(--co-accent);
  box-shadow: 0 0 0 3px rgba(5,150,105,.12);
}
.co-input::placeholder { color: var(--co-text-dim); }
.co-input.is-error { border-color: var(--co-danger); }

/* OTP Code-Eingabe */
.co-otp-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--co-sp-4);
  padding: var(--co-sp-4) 0;
}
.co-otp-email-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--co-sp-2);
  padding: var(--co-sp-1) var(--co-sp-3);
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: 999px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--co-text-muted);
}
.co-otp-input {
  display: block;
  width: 100%;
  max-width: 260px;
  padding: var(--co-sp-4);
  font-family: ui-monospace, 'Fira Code', Consolas, monospace;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.35em;
  text-align: center;
  background: var(--co-surface);
  border: 2px solid var(--co-border);
  border-radius: var(--co-r-md);
  color: var(--co-text);
  transition: border-color .12s, box-shadow .12s;
  -webkit-appearance: none;
}
.co-otp-input:focus {
  outline: none;
  border-color: var(--co-accent);
  box-shadow: 0 0 0 4px rgba(5,150,105,.14);
}

/* Trennlinie */
.co-or-divider {
  display: flex;
  align-items: center;
  gap: var(--co-sp-3);
  margin: var(--co-sp-5) 0;
  color: var(--co-text-dim);
  font-size: .8125rem;
  font-weight: 600;
}
.co-or-divider::before,
.co-or-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--co-border);
}

/* Zwei-Spalten-Formular-Zeile */
.co-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--co-sp-3);
}
@media (max-width: 480px) {
  .co-form-row { grid-template-columns: 1fr; }
}

/* Passwort-Sichtbarkeits-Toggle */
.co-pw-wrap { position: relative; }
.co-pw-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--co-text-muted);
  display: flex;
  align-items: center;
}
.co-pw-toggle:hover { color: var(--co-text); }
.co-pw-wrap .co-input { padding-right: 44px; }

/* Weiter-Bereich (Buttons am Ende des Step) */
.co-step-actions {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
  margin-top: var(--co-sp-5);
}

/* ══════════════════════════════════════════════
   Shipping-Step (Phase 3 Step 3)
   ══════════════════════════════════════════════ */

.co-ship-options {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
}

/* Radio-Karte */
.co-ship-card {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: var(--co-sp-3);
  padding: var(--co-sp-4);
  background: var(--co-surface);
  border: 2px solid var(--co-border);
  border-radius: var(--co-r-md);
  cursor: pointer;
  transition: border-color .12s, background .12s;
  position: relative;
}
.co-ship-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.co-ship-card:hover { border-color: var(--co-text-dim); }
.co-ship-card.is-selected {
  border-color: var(--co-accent);
  background: #f0fdf4;
}

.co-ship-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--co-r-sm);
  background: var(--co-surface-2);
  color: var(--co-text-muted);
  flex-shrink: 0;
}
.co-ship-card.is-selected .co-ship-card__icon {
  background: #dcfce7;
  color: var(--co-accent-dark);
}

.co-ship-card__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.co-ship-card__title {
  font-weight: 700;
  font-size: .9375rem;
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
}
.co-ship-card__desc {
  font-size: .8125rem;
  color: var(--co-text-muted);
  line-height: 1.4;
}

.co-ship-card__price {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: .9375rem;
  white-space: nowrap;
  color: var(--co-text);
}
.co-ship-card__price--free { color: var(--co-accent); }

.co-ship-card__check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--co-border);
  color: transparent;
  flex-shrink: 0;
  transition: background .12s, color .12s;
}
.co-ship-card.is-selected .co-ship-card__check {
  background: var(--co-accent);
  color: #fff;
}

.co-ship-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  border-radius: 999px;
  background: #fef3c7;
  color: #92400e;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .03em;
}

@media (max-width: 480px) {
  .co-ship-card {
    grid-template-columns: auto 1fr auto;
  }
  .co-ship-card__check { display: none; }
}

/* ══════════════════════════════════════════════
   Payment-Card (Zahlungsart-Auswahl)
   ══════════════════════════════════════════════ */
/* Grid mit Radio/Body/Logo/Check — Icon entfällt, stattdessen Logo rechts */
.co-pay-card {
  grid-template-columns: auto 1fr auto auto !important;
  padding: var(--co-sp-3) var(--co-sp-4) !important;
}
.co-pay-card .co-ship-card__body {
  min-width: 0;
}
.co-pay-card .co-ship-card__title {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--co-sp-2);
  flex-wrap: wrap;
}
.co-pay-card .co-ship-card__desc {
  font-size: .8125rem;
  color: var(--co-text-muted);
  margin-top: 2px;
  line-height: 1.4;
}
.co-pay-card .co-ship-card__note {
  display: inline-block;
  margin-top: 4px;
  font-size: .75rem;
  color: var(--co-text-muted);
  font-style: italic;
}
.co-pay-logo {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 60px;
  margin-right: var(--co-sp-2);
}
.co-pay-logo svg { display: block; }
.co-pay-card.is-disabled {
  opacity: .55;
  cursor: not-allowed;
}
.co-pay-card.is-disabled input[type="radio"] { cursor: not-allowed; }

.co-ship-badge--warn {
  background: #fde68a !important;
  color: #854d0e !important;
}

@media (max-width: 480px) {
  .co-pay-card {
    grid-template-columns: auto 1fr !important;
    grid-template-areas:
      "radio title"
      "radio desc"
      "logo logo" !important;
    gap: var(--co-sp-1) var(--co-sp-2) !important;
  }
  .co-pay-card input[type="radio"] { grid-area: radio; }
  .co-pay-card .co-ship-card__body  { grid-area: title; }
  .co-pay-logo { grid-area: logo; justify-content: flex-start; margin-top: var(--co-sp-2); }
  .co-pay-card .co-ship-card__check { display: none; }
}

/* ══════════════════════════════════════════════
   Review-Blöcke auf Summary (Prüfseite)
   ══════════════════════════════════════════════ */
.co-review-block {
  padding: var(--co-sp-4) 0;
  border-top: 1px solid var(--co-border);
}
.co-review-block:first-of-type { border-top: none; padding-top: 0; }
.co-review-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--co-sp-2);
  margin-bottom: var(--co-sp-2);
}
.co-review-body {
  font-size: .9375rem;
  line-height: 1.5;
  color: var(--co-text);
}
.co-review-edit {
  font-size: .8125rem;
  font-weight: 600;
  color: var(--co-accent);
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid transparent;
  border-radius: var(--co-r-sm);
  transition: background .15s, border-color .15s;
}
.co-review-edit:hover {
  background: var(--co-bg);
  border-color: var(--co-border);
  text-decoration: none;
}

/* Adressformular-Wrapper (Legacy + neue Blöcke) */
.co-ship-address,
.co-addr-block {
  margin-top: var(--co-sp-5);
  padding-top: var(--co-sp-5);
  border-top: 1px solid var(--co-border);
}
.co-ship-address[hidden],
.co-addr-block[hidden],
.co-addr-toggle[hidden] { display: none; }

.co-addr-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--co-sp-2);
}
.co-addr-optional {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--co-text-muted);
  background: var(--co-bg);
  padding: 3px 8px;
  border-radius: var(--co-r-sm);
}
.co-addr-toggle {
  margin-top: var(--co-sp-4);
  padding: var(--co-sp-3) var(--co-sp-4);
  background: var(--co-bg);
  border-radius: var(--co-r-md);
  border: 1px dashed var(--co-border);
}

/* ══════════════════════════════════════════════
   Payment-Step (Phase 3 Step 4)
   ══════════════════════════════════════════════ */

.co-payment-loading {
  display: flex;
  align-items: center;
  gap: var(--co-sp-3);
  padding: var(--co-sp-5);
  font-size: .875rem;
  color: var(--co-text-muted);
}

@keyframes co-spin {
  to { transform: rotate(360deg); }
}
.co-payment-spinner {
  animation: co-spin 1s linear infinite;
  flex-shrink: 0;
}

#stripe-element-container {
  min-height: 200px;
}

/* ══════════════════════════════════════════════
   Summary-Step (Phase 3 Step 5)
   ══════════════════════════════════════════════ */

.co-sum-table {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--co-border);
  margin-top: var(--co-sp-3);
  padding-top: var(--co-sp-3);
}
.co-sum-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--co-sp-1) 0;
  font-size: .9375rem;
  gap: var(--co-sp-3);
}
.co-sum-row--muted { color: var(--co-text-muted); font-size: .875rem; }
.co-sum-row--discount { color: var(--co-accent); }
.co-sum-row--total {
  border-top: 2px solid var(--co-text);
  margin-top: var(--co-sp-2);
  padding-top: var(--co-sp-3);
  font-weight: 800;
  font-size: 1.0625rem;
}
.co-sum-amount { color: var(--co-accent); font-size: 1.1875rem; font-variant-numeric: tabular-nums; }

/* Meta-Grid (Käufer, Versand, Zahlung) */
.co-summary-meta-grid {
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
}
.co-meta-label {
  display: block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--co-text-muted);
  margin-bottom: 3px;
}
.co-meta-value { font-size: .9375rem; font-weight: 500; }

/* Rechtliche Checkboxen */
.co-legal-checks {
  margin-top: var(--co-sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-3);
}

/* ══════════════════════════════════════════════
   Completed-Step (Phase 3 Step 6)
   ══════════════════════════════════════════════ */

.co-completed-card {
  text-align: center;
  padding: var(--co-sp-6);
}

.co-completed-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px; height: 80px;
  border-radius: 50%;
  background: #dcfce7;
  color: var(--co-accent);
  margin: 0 auto;
}

.co-completed-order-num {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--co-sp-1);
  margin-top: var(--co-sp-4);
  padding: var(--co-sp-2) var(--co-sp-4);
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
}
.co-completed-order-num code {
  font-family: ui-monospace, 'Fira Code', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: var(--co-text);
  letter-spacing: .05em;
}

.co-completed-event {
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-md);
  padding: var(--co-sp-4);
  text-align: left;
}

.co-completed-actions {
  margin-top: var(--co-sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--co-sp-2);
}

/* ══════════════════════════════════════════════
   Placeholder (Phase 3 — Step wird später implementiert)
   ══════════════════════════════════════════════ */

.co-placeholder {
  padding: var(--co-sp-6);
  text-align: center;
  color: var(--co-text-muted);
  background: repeating-linear-gradient(45deg, transparent, transparent 10px, var(--co-surface-2) 10px, var(--co-surface-2) 11px);
  border-radius: var(--co-r-md);
  border: 1px dashed var(--co-border);
}
.co-placeholder h3 { color: var(--co-text); font-size: 1rem; font-weight: 700; margin-bottom: var(--co-sp-2); }
.co-placeholder code { font-family: ui-monospace, 'Fira Code', monospace; font-size: .8125rem; background: var(--co-surface); padding: 2px 6px; border-radius: 4px; border: 1px solid var(--co-border); }

/* ══════════════════════════════════════════════
   Phase 4a — Countdown-Timer
   ══════════════════════════════════════════════ */

.co-countdown {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .8125rem;
  color: var(--co-text-muted);
  padding: var(--co-sp-2) var(--co-sp-3);
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
  border-radius: var(--co-r-sm);
  margin-top: var(--co-sp-3);
  transition: background .3s, color .3s, border-color .3s;
}
.co-countdown svg { flex-shrink: 0; }
.co-countdown__value {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 3ch;
}

/* Warnung: < 3 Min */
.co-countdown.is-warning {
  background: #fffbeb;
  border-color: #fcd34d;
  color: var(--co-warning);
}
.co-countdown.is-warning .co-countdown__value { color: var(--co-warning); }

/* Gefahr: < 1 Min — pulsierend */
@keyframes co-pulse-danger {
  0%, 100% { opacity: 1; }
  50%       { opacity: .55; }
}
.co-countdown.is-danger {
  background: #fef2f2;
  border-color: #fca5a5;
  color: var(--co-danger);
  animation: co-pulse-danger 1s ease-in-out infinite;
}
.co-countdown.is-danger .co-countdown__value { color: var(--co-danger); }

/* Abgelaufen */
.co-countdown.is-expired {
  background: #fef2f2;
  border-color: var(--co-danger);
  color: var(--co-danger);
  font-weight: 700;
  animation: none;
}

/* Mobile-Variante (inline, im Bottom-Bar-Header) */
.co-countdown--mobile {
  font-size: .75rem;
  padding: 2px 8px;
  border-radius: 12px;
  margin-top: 0;
  background: var(--co-surface-2);
  border: 1px solid var(--co-border);
}