/* SmartCase Central Design System (CDS) — v1 */
:root{
  --sc-text:#0F172A; --sc-muted:#64748B; --sc-border:#E5E7EB; --sc-bg:#FFFFFF; --sc-surface:#FFFFFF;
  --sc-primary:#2563EB; --sc-ok:#16A34A; --sc-bad:#DC2626;
  --sc-radius-card:12px; --sc-radius-ui:8px;
  --sc-shadow:0 6px 14px rgba(15,23,42,0.06); --sc-shadow-soft:0 3px 8px rgba(15,23,42,0.05);
  --sc-space-1:8px; --sc-space-2:12px; --sc-space-3:16px; --sc-space-4:24px; --sc-space-5:32px;
  --sc-font: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  --sc-lead:1.55; --sc-progress-h:8px; --sc-transition:180ms cubic-bezier(.2,.7,.2,1);
}
html{box-sizing:border-box;font-size:16px}*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:#FAFAFB;color:var(--sc-text);font-family:var(--sc-font); line-height:var(--sc-lead);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.sc-container{max-width:980px;margin:0 auto;padding:var(--sc-space-3)}
.sc-card{background:var(--sc-surface);border:1px solid var(--sc-border);border-radius:var(--sc-radius-card);box-shadow:var(--sc-shadow-soft)}
.sc-card--pad{padding:var(--sc-space-5)}
.sc-header{margin-bottom:var(--sc-space-4)}
.sc-title{margin:0 0 var(--sc-space-2);font-size:2rem;line-height:1.25;font-weight:650}
.sc-lead{color:var(--sc-muted);font-size:1.125rem;margin:0 0 var(--sc-space-3)}
.sc-progress{width:100%;height:var(--sc-progress-h);background:#F2F4F7;border-radius:999px;overflow:hidden;border:1px solid var(--sc-border)}
.sc-progress__fill{height:100%;width:0;background:var(--sc-primary);transition:width var(--sc-transition)}
.sc-actions{display:flex;gap:var(--sc-space-2);margin-top:var(--sc-space-4);flex-wrap:wrap}
.sc-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:var(--sc-radius-ui);border:1px solid var(--sc-border);background:#fff;color:var(--sc-text);text-decoration:none;cursor:pointer;user-select:none;transition:transform var(--sc-transition), box-shadow var(--sc-transition), border-color var(--sc-transition), background var(--sc-transition);min-height:44px}
.sc-btn:focus{outline:3px solid rgba(37,99,235,.35);outline-offset:2px}
.sc-btn:hover{transform:translateY(-1px);box-shadow:var(--sc-shadow)}
.sc-btn:active{transform:translateY(0) scale(.99)}
.sc-btn--primary{background:var(--sc-primary); border-color:var(--sc-primary); color:#fff}
.sc-btn--secondary{background:#fff}
.sc-btn--ghost{background:transparent;border-color:transparent;color:var(--sc-primary)}
.sc-field{margin:var(--sc-space-3) 0}
.sc-field label{display:block;font-weight:600;margin-bottom:6px}
.sc-field input, .sc-field select, .sc-field textarea{width:100%;padding:12px 14px;border:1px solid var(--sc-border);border-radius:var(--sc-radius-ui);background:#fff;min-height:44px}
.sc-field input:focus,.sc-field select:focus,.sc-field textarea:focus{outline:3px solid rgba(37,99,235,.25);border-color:var(--sc-primary)}
.sc-question__meta{color:var(--sc-muted);font-size:.9rem;margin-bottom:var(--sc-space-2)}
.sc-question__text{font-size:1.5rem;line-height:1.35;margin:.25rem 0 var(--sc-space-3)}
.sc-options{display:grid;gap:var(--sc-space-2);grid-template-columns:1fr}
.sc-option{text-align:left;background:#fff;border:1.5px solid var(--sc-border);border-radius:var(--sc-radius-ui);padding:14px 16px;min-height:56px;transition:border-color var(--sc-transition), box-shadow var(--sc-transition), transform var(--sc-transition);cursor:pointer}
.sc-option:hover{border-color:#CBD5E1;box-shadow:var(--sc-shadow-soft);transform:translateY(-1px)}
.sc-option:active{transform:translateY(0) scale(.995)}
.sc-list{margin:0;padding:0;list-style:none}
.sc-list li{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px dashed #eef1f4}
.sc-list li:last-child{border-bottom:none}
.sc-list a{color:var(--sc-primary);text-decoration:none}
.sc-list a:hover{text-decoration:underline}
.sc-notice{padding:12px 14px;border-radius:var(--sc-radius-ui);border:1px solid var(--sc-border);background:#fff}
.sc-notice--ok{border-color:rgba(22,163,74,.35);background:rgba(22,163,74,.06)}
.sc-notice--bad{border-color:rgba(220,38,38,.35);background:rgba(220,38,38,.06)}
.sc-result h2{margin-top:0}
.sc-help{color:var(--sc-muted);font-size:.95rem;margin-top:var(--sc-space-2)}
@media (max-width: 640px){.sc-card--pad{padding:var(--sc-space-4)}.sc-title{font-size:1.6rem}.sc-question__text{font-size:1.25rem}}
@media print{.sc-actions,.sc-btn,.sc-option,.sc-progress{display:none !important}body{background:#fff}.sc-card{box-shadow:none;border:none}}