.g11-exam h3 {margin:22px 0 12px;font-size:16px;color:#24212c;font-weight:600}
.g11-graphs {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;color:#111;background:white}
.g11-graphs figure {margin:0;min-width:0}
.g11-graphs figcaption {font:600 21px Georgia,serif;padding-left:10px}
.g11-graph {display:block;width:100%;height:auto;max-width:300px;margin:auto;background:#fff}
.g11-grid {stroke:#aaa;stroke-width:.65;fill:none}
.g11-axes {stroke:#111;stroke-width:1.2;fill:none}
.g11-arrow {fill:#111;stroke:none}
.g11-curves {stroke:#111;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.g11-number,.g11-axis-label {font:17px 'Times New Roman',serif;fill:#111;paint-order:stroke;stroke:#fff;stroke-width:3px;stroke-linejoin:round}
.g11-axis-label {font-style:italic;font-size:21px}
.g11-formulas {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 10px;font-size:17px;color:#111;align-items:center}
.g11-formulas>div {min-width:0;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.g11-formulas .katex {font-size:1.06em}
.g11-instruction {font-size:15px;line-height:1.6;margin:24px 0 12px}
.g11-answer-table {border-collapse:collapse;margin:0 0 24px;text-align:center;color:#111}
.g11-answer-table th,.g11-answer-table td {border:1px solid #111;min-width:54px;height:30px;padding:3px}
.g11-exam {margin-bottom:24px}
.g11-exam h3:first-child {margin-top:16px}
.g11-formulas strong {font:600 19px Georgia,serif}
.g11-catalog {display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.g11-catalog a {padding:24px;background:#fff;border:1px solid #ddd1ec;border-radius:16px;color:#543579;text-decoration:none;font-size:18px}
@media(max-width:1050px){.g11-formulas {grid-template-columns:1fr}.g11-formulas>div {flex-wrap:nowrap}}
@media(max-width:600px){.g11-graphs {grid-template-columns:1fr;gap:18px}.g11-graphs figure {max-width:310px;width:100%;margin:auto}.g11-graphs figcaption {padding-left:18px}.g11-formulas {gap:20px}.g11-formulas .katex {font-size:1em}.g11-instruction {font-size:14px}}