/* Guided sizing journey — stepper, step layout and bottom navigation. */

.stepper {
  display: flex;
  gap: 0;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 57px;
  z-index: 15;
  overflow-x: auto;
}
.stepper button {
  border: none;
  background: none;
  padding: 14px 20px 12px;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 9px;
  border-radius: 0;
}
.stepper button:hover { background: var(--surface-2); color: var(--text-secondary); }
.stepper button.active { color: var(--text-primary); border-bottom-color: var(--accent); font-weight: 600; }
.stepper button.done { color: var(--text-secondary); }
.stepper .num {
  width: 20px; height: 20px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600;
  background: var(--surface-2); color: var(--text-muted);
  border: 1px solid var(--border-strong);
  flex: none;
}
.stepper button.active .num { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.stepper button.done .num { background: var(--good); color: #fff; border-color: transparent; }

.wizard { max-width: 1560px; margin: 0 auto; padding: 22px 24px 110px; }

.step-head { margin-bottom: 18px; }
.step-head h2 { font-size: 22px; font-weight: 620; margin: 0 0 5px; letter-spacing: -0.01em; }
.step-head p { margin: 0; font-size: 13.5px; color: var(--text-secondary); max-width: 82ch; line-height: 1.55; }

.step-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 18px;
  align-items: start;
}
.step-grid .card { display: flex; flex-direction: column; gap: 13px; }

.step-live { margin-top: 18px; }
.step-live .tiles { margin-bottom: 0; }

.wizard-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  z-index: 20;
}
.wizard-nav .wizard-pos { margin-left: auto; margin-right: auto; font-size: 12.5px; color: var(--text-muted); }
.wizard-nav button { min-width: 108px; }
.wizard-nav button:disabled { opacity: 0.4; cursor: not-allowed; }

.ra-rack-row {
  display: flex;
  flex-wrap: wrap;
  gap: 30px 34px;
  padding-bottom: 8px;
  align-items: flex-start;
}
.ra-rack-unit { flex: none; }
.ra-rack-unit .ra-name {
  font-size: 12.5px; font-weight: 600; text-align: center;
  margin-bottom: 8px; color: var(--text-primary);
}
.ra-rack-unit .ra-sub { font-size: 11.5px; color: var(--text-muted); text-align: center; margin-bottom: 8px; }

.view-toggle { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.view-toggle button { font-size: 12.5px; padding: 5px 11px; }
.view-toggle button.on { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

@media print {
  .stepper, .wizard-nav, .topbar-actions, .view-toggle { display: none; }
  .wizard { padding-bottom: 20px; }
  .ra-rack-row { overflow: visible; flex-wrap: wrap; }
}