#material-planner{--mp-ink:#182f43;--mp-muted:#516578;--mp-card:#fff;--mp-line:#c7d9e5;--mp-accent:#075985;scroll-margin-top:145px;margin:24px 0;padding:26px;border:1px solid var(--mp-line);border-radius:22px;background:linear-gradient(135deg,#eef9ff,#f9fbf1);color:var(--mp-ink)}
#material-planner *{box-sizing:border-box}
#material-planner [hidden]{display:none!important}
#material-planner .mp-kicker{font-size:.82rem;font-weight:800;letter-spacing:.06em;color:var(--mp-accent)}
#material-planner h2{display:block;border:0;margin:6px 0 10px;padding:0;font-size:clamp(1.6rem,4vw,2rem);color:var(--mp-ink)}
#material-planner h3{color:var(--mp-ink);font-size:1.07rem;margin:18px 0 8px}
#material-planner p{line-height:1.65}
#material-planner .mp-heading p{margin:0 0 18px}
#material-planner .mp-tutorial{border:1px solid var(--mp-line);border-radius:14px;background:var(--mp-card);padding:0 16px;margin:0 0 20px}
#material-planner .mp-tutorial-grid{display:grid;grid-template-columns:minmax(200px,280px) minmax(0,1fr);gap:24px;padding:8px 0 18px;align-items:start}
#material-planner .mp-tutorial video{display:block;width:100%;height:auto;max-height:500px;border-radius:12px;background:#071e2e}
#material-planner .mp-tutorial li{color:var(--mp-ink);line-height:1.7;margin:12px 0}
#material-planner .mp-media-links{display:flex;flex-wrap:wrap;gap:12px}
#material-planner .mp-media-links a{display:inline-flex;align-items:center;min-height:44px;padding:8px 12px;border:1px solid var(--mp-line);border-radius:10px}
@media(max-width:650px){#material-planner .mp-tutorial-grid{grid-template-columns:1fr}#material-planner .mp-tutorial video{max-width:280px;margin:auto}}
#material-planner .mp-goals{border:0;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
#material-planner legend{font-weight:800;padding:0 0 12px}
#material-planner .mp-goal{display:flex;align-items:center;gap:10px;min-width:0;padding:14px 12px;background:var(--mp-card);border:2px solid var(--mp-line);border-radius:16px;cursor:pointer}
#material-planner .mp-goal:has(input:checked){border-color:var(--mp-accent);box-shadow:0 0 0 1px var(--mp-accent)}
#material-planner .mp-goal input{width:20px;height:20px;flex-shrink:0;accent-color:var(--mp-accent)}
#material-planner img{object-fit:contain;flex-shrink:0}
#material-planner .mp-goal strong,#material-planner .mp-goal small{display:block;overflow-wrap:anywhere}
#material-planner small,#material-planner .mp-hint{color:var(--mp-muted);font-size:.85rem}
#material-planner .mp-scope{padding:14px 14px 14px 32px;background:var(--mp-card);border-radius:12px;font-size:.9rem;line-height:1.7}
#material-planner .mp-scope li{color:var(--mp-ink)}
#material-planner a{color:var(--mp-accent);text-decoration:underline;text-underline-offset:3px}
#material-planner .mp-materials{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
#material-planner .mp-material{min-width:0;background:var(--mp-card);border:1px solid var(--mp-line);border-radius:14px;padding:15px;display:flex;flex-direction:column}
#material-planner .mp-material-heading{display:flex;gap:10px;align-items:center;min-height:48px}
#material-planner h4{font-size:1rem;margin:0;color:var(--mp-ink)}
#material-planner h4 small{display:block;font-weight:400;margin-top:4px}
#material-planner .mp-amounts{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;align-items:end;margin:14px 0}
#material-planner .mp-amounts label{font-size:.85rem;color:var(--mp-muted)}
#material-planner input[type=number],#material-planner input[readonly]{display:block;width:100%;min-height:44px;padding:8px;border:1px solid var(--mp-line);border-radius:8px;background:var(--mp-card);color:var(--mp-ink);font-size:1rem;margin-top:4px}
#material-planner .mp-missing{font-size:.85rem;color:var(--mp-muted)}
#material-planner output{display:block;font-size:1.25rem;font-weight:850;overflow-wrap:anywhere;color:var(--mp-accent);min-height:44px;line-height:44px}
#material-planner .mp-ready output{color:#166534}
#material-planner .mp-material>a{font-size:.82rem;margin-top:auto;line-height:1.6;display:block;min-height:44px}
#material-planner .mp-material>a span{display:block;font-weight:700}
#material-planner .mp-actions{display:flex;gap:10px;flex-wrap:wrap}
#material-planner button{min-height:44px;border:1px solid var(--mp-accent);padding:10px 14px;border-radius:10px;background:var(--mp-card);color:var(--mp-accent);font:inherit;font-weight:700;cursor:pointer}
#material-planner .guide-section-link-btn{width:44px;height:44px;padding:8px;margin-left:10px;vertical-align:middle;font-size:20px;line-height:1}
#material-planner #mp-save{background:var(--mp-accent);color:#fff}
#material-planner :is(a,button,input,summary):focus-visible{outline:3px solid #e78e18;outline-offset:3px}
#material-planner .mp-error{color:#a81524;font-size:.85rem;margin:0 0 12px}
#material-planner #mp-summary,#material-planner #mp-feedback{font-weight:650}
#material-planner #mp-feedback:empty{display:none}
#material-planner .mp-recipes{border-top:1px solid var(--mp-line);margin-top:18px;padding-top:10px}
#material-planner summary{cursor:pointer;min-height:44px;line-height:1.5;padding:12px 0;font-weight:700}
#material-planner .mp-recipe{border-bottom:1px solid var(--mp-line);padding:0 0 14px;font-size:.9rem}
body.dark-mode #material-planner{--mp-ink:#e7f2fa;--mp-muted:#b3c9d9;--mp-card:#172c3c;--mp-line:#415e72;--mp-accent:#80d4ff;background:linear-gradient(135deg,#132839,#1c3029)}
body.dark-mode #material-planner #mp-save{color:#102737}
body.dark-mode #material-planner .mp-ready output{color:#86efac}
body.dark-mode #material-planner .mp-error{color:#ffa8ad}
@media(max-width:900px){#material-planner .mp-goals{grid-template-columns:1fr}#material-planner .mp-materials{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){#material-planner{padding:18px 14px}#material-planner .mp-materials{grid-template-columns:1fr}#material-planner .mp-goal img{width:48px;height:48px}#material-planner .mp-actions button{width:100%}}