.prep-shell{width:min(920px,calc(100% - 32px));margin-inline:auto;padding:24px 0 64px}
.prep-context{display:flex;flex-wrap:wrap;gap:8px 16px;margin:8px 0 20px;font-size:.95rem}
.prep-context a{font-weight:700}
.prep-panel{padding:clamp(20px,4vw,36px);border:1px solid var(--border);border-radius:18px;background:var(--surface,var(--bg));box-shadow:var(--shadow)}
.prep-panel--error{border-color:var(--error,#b42318)}
.dimension-grid,.result-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
.dimension-card,.result-card{padding:16px;border:1px solid var(--border);border-radius:12px}
.dimension-card h3,.result-card h3{margin:0 0 4px;font-size:1rem}
.dimension-card p,.result-card p{margin:4px 0;color:var(--muted)}
.prep-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.prep-button{min-width:44px;min-height:44px;padding:10px 18px;border:1px solid var(--border);border-radius:10px;background:var(--surface,var(--bg));color:var(--text);cursor:pointer;font-family:var(--font-ui)}
.prep-button:hover{border-color:var(--accent)}
.prep-button:focus-visible,.input-area input:focus-visible,.result-card a:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 55%,transparent);outline-offset:3px}
.prep-button--primary{border-color:var(--accent);background:var(--accent);color:#fff;font-weight:700}
.progress-row{display:flex;justify-content:space-between;align-items:center;gap:12px}
.progress-text{font-weight:700}
.prep-badge{padding:4px 10px;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--text);font-weight:700}
.prep-panel progress{width:100%;height:12px;accent-color:var(--accent)}
.input-area{display:grid;gap:10px;margin-top:20px}
.choice-group{display:grid;gap:10px;margin:0;padding:0;border:0}
.choice-group legend{margin-bottom:8px;font-weight:700}
.choice{display:flex;gap:10px;align-items:flex-start;min-height:48px;padding:12px;border:1px solid var(--border);border-radius:10px;cursor:pointer}
.choice:has(input:checked){border-color:var(--accent);background:color-mix(in srgb,var(--accent) 9%,transparent)}
.choice input{width:20px;height:20px;margin-top:2px;flex:0 0 auto}
.number-label{font-weight:700}
.number-input{width:min(100%,360px);min-height:46px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface,var(--bg));color:var(--text);font-family:var(--font-ui)}
.number-input[aria-invalid="true"]{border-color:var(--error,#b42318);border-width:2px}
.prep-validation{min-height:1.5em;color:var(--error,#b42318)}
.feedback{margin-top:24px;padding:18px;border-inline-start:5px solid var(--accent);border-radius:8px;background:color-mix(in srgb,var(--accent) 7%,var(--surface,var(--bg)))}
.feedback.is-correct{border-inline-start-color:var(--ok,#147a4b)}
.feedback.is-wrong{border-inline-start-color:var(--warn,#a45108)}
.feedback h3{margin-top:0}
.prep-notice{padding:12px;border-radius:8px;background:color-mix(in srgb,var(--warn,#a45108) 12%,transparent)}
.overall-result{font-size:1.2rem;font-weight:700}
.result-card.is-ready{border-color:var(--ok,#147a4b)}
.result-card.is-review{border-color:var(--warn,#a45108)}
.result-card a{display:inline-flex;min-height:44px;align-items:center;color:var(--accent);font-weight:700}
[hidden]{display:none!important}
@media(max-width:680px){.dimension-grid,.result-grid{grid-template-columns:1fr}.progress-row{align-items:flex-start;flex-direction:column}.prep-shell{width:min(100% - 20px,920px);padding-top:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
@media(forced-colors:active){.prep-button,.choice,.dimension-card,.result-card,.prep-panel{border:1px solid CanvasText}.prep-button:focus-visible,.input-area input:focus-visible,.result-card a:focus-visible{outline:3px solid Highlight}}