:root {
  --navy: #0b1622;
  --navy-2: #101f30;
  --gold: #d8a94b;
  --gold-light: #f0cf8a;
  --text: #e9edf2;
  --muted: #93a1b2;
  --card-bg: #142235;
  --danger: #d64545;
  --success: #3fa66b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--navy);
  color: var(--text);
}

.ze-header {
  background: var(--navy-2);
  border-bottom: 1px solid rgba(216,169,75,0.25);
  padding: 18px 24px;
}
.ze-header-inner { display: flex; align-items: baseline; gap: 10px; max-width: 1100px; margin: 0 auto; }
.ze-logo { color: var(--gold); font-weight: 800; letter-spacing: 2px; text-decoration: none; font-size: 18px; }
.ze-divider { color: var(--muted); }
.ze-subtitle { color: var(--muted); font-size: 15px; }

.ze-main { max-width: 1100px; margin: 0 auto; padding: 32px 24px 64px; }
.ze-layout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: start; }

@media (max-width: 860px) {
  .ze-layout { grid-template-columns: 1fr; }
  .ze-preview { order: -1; }
}

.ze-steps-nav { display: flex; gap: 6px; margin-bottom: 24px; flex-wrap: wrap; }
.step-dot {
  background: var(--card-bg);
  color: var(--muted);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
}
.step-dot.active { background: var(--gold); color: var(--navy); border-color: var(--gold); font-weight: 700; }

.ze-step { display: none; background: var(--card-bg); border: 1px solid rgba(255,255,255,0.06); border-radius: 12px; padding: 24px; }
.ze-step.active { display: block; }

.ze-step h2 { margin-top: 0; font-size: 20px; }
.ze-hint { color: var(--muted); font-size: 14px; margin-top: -6px; }

.template-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 18px 0; }
.template-card { border: 2px solid transparent; border-radius: 10px; overflow: hidden; cursor: pointer; background: var(--navy-2); text-align: center; }
.template-card.selected { border-color: var(--gold); }
.template-card img { width: 100%; display: block; aspect-ratio: 5/7; object-fit: cover; }
.template-card span { display: block; padding: 8px; font-size: 13px; color: var(--text); }

.file-input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.ze-status { display: inline-block; margin-left: 10px; font-size: 13px; color: var(--muted); }

.control-row { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.control-row input[type="range"] { flex: 1; }

.checkbox-row { display: flex; align-items: center; gap: 8px; margin-top: 14px; font-size: 14px; color: var(--muted); }
.badge-row { display: flex; gap: 28px; margin-top: 6px; }
.badge-row .checkbox-row { margin-top: 14px; }

.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 16px 0; }
.field-wide { grid-column: 1 / -1; }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field input {
  width: 100%; padding: 10px 12px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.12);
  background: var(--navy-2); color: var(--text); font-size: 14px;
}
.field input:focus { outline: none; border-color: var(--gold); }

.cart-summary { background: var(--navy-2); border: 1px solid rgba(216,169,75,0.2); border-radius: 10px; padding: 16px 18px; margin: 20px 0 14px; }
.cart-summary h3 { color: var(--gold); font-size: 13px; letter-spacing: 1px; text-transform: uppercase; margin: 0 0 10px; }
.cart-list { list-style: none; padding: 0; margin: 0 0 14px; }
.cart-list li { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; border-bottom: 1px solid rgba(255,255,255,0.06); font-size: 14px; }
.cart-list li.cart-current { color: var(--muted); font-style: italic; }
.cart-remove { background: none; border: none; color: var(--danger); font-size: 12px; cursor: pointer; padding: 2px 6px; }
.cart-total-row { display: flex; justify-content: space-between; align-items: center; font-weight: 700; font-size: 16px; padding-top: 10px; border-top: 1px solid rgba(216,169,75,0.25); margin-bottom: 14px; }
#addAnotherCardBtn { width: 100%; text-align: center; }

.square-card-container { min-height: 90px; background: var(--navy-2); border-radius: 8px; padding: 12px; }

.ze-step-actions { display: flex; justify-content: space-between; margin-top: 26px; }

.btn { border: none; border-radius: 8px; padding: 12px 20px; font-size: 14px; font-weight: 700; cursor: pointer; }
.btn-primary { background: var(--gold); color: var(--navy); }
.btn-primary:hover { background: var(--gold-light); }
.btn-secondary { background: var(--navy-2); color: var(--text); border: 1px solid var(--gold); display: inline-block; cursor: pointer; }
.btn-tertiary { background: transparent; color: var(--muted); }

.ze-preview { position: sticky; top: 24px; text-align: center; max-height: calc(100vh - 48px); overflow-y: auto; padding-right: 2px; }
.ze-preview h3 { color: var(--gold); font-size: 14px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 14px; }

.preview-block { margin-bottom: 22px; }
.preview-label { display: block; color: var(--gold); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 8px; }

#cardCanvas, #cardCanvasBack {
  width: 100%; max-width: 240px; border-radius: 14px; box-shadow: 0 16px 40px rgba(0,0,0,0.5); cursor: grab; touch-action: none;
}
#cardCanvas:active { cursor: grabbing; }

.slab-canvas { width: 100%; max-width: 300px; border-radius: 8px; box-shadow: 0 12px 30px rgba(0,0,0,0.45); }

.ze-preview-hint { color: var(--muted); font-size: 12px; margin-top: 4px; }

.ze-footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px; border-top: 1px solid rgba(255,255,255,0.06); }