[hidden]{display:none!important}.art-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;max-width:460px;margin:26px 0}.art-tabs :is(button,a.ue-tab){min-height:48px;border:1px solid var(--border);border-radius:8px;background:var(--sky);color:var(--navy);font:inherit;font-weight:700;cursor:pointer}.art-tabs :is(button,a.ue-tab)[aria-selected=true]{background:var(--yellow);box-shadow:inset 0 -3px var(--blue)}.shape-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:24px 0 12px}.shape-toolbar label{display:flex;gap:8px;align-items:center}.shape-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:22px}.shape-card{display:flex;flex-direction:column;align-items:center;border:1px solid var(--border);border-radius:16px;background:var(--sky);padding:20px;color:var(--navy);font:inherit;cursor:pointer;min-width:0}.shape-card:nth-child(3n+2){background:var(--wheat)}.shape-card:nth-child(3n){background:var(--linen)}.shape-meta{width:100%;display:flex;justify-content:space-between;font-size:12px;letter-spacing:2px}.shape-card svg{display:block;width:100%;max-width:170px;height:auto;margin:12px 0;fill:var(--yellow);stroke:var(--blue);stroke-width:5;stroke-linejoin:round}.shape-card:nth-child(even) svg{fill:var(--blue);stroke:var(--navy)}.shape-card strong{font-size:clamp(18px,2.4vw,25px);overflow-wrap:anywhere}.shape-en{margin-top:8px;font-size:17px}.shape-card small{font-size:13px;margin-top:8px;overflow-wrap:anywhere}.shape-card[aria-pressed=true]{outline:3px solid var(--blue);outline-offset:3px}.art-tabs :is(button,a.ue-tab):focus-visible,.shape-card:focus-visible{outline:3px solid var(--navy);outline-offset:4px}.shape-note{line-height:1.7;margin:28px 0;max-width:800px}#shape-status{min-height:24px;line-height:1.6}@media(max-width:850px){.shape-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:550px){.shape-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.shape-card{padding:12px}.shape-card svg{max-width:140px}.shape-card strong{font-size:18px}.shape-en{font-size:15px}}