/* v169 — Lesson 09 only; does not alter the shared site design. */
.bb-tex .bb-around-hero h1{font-size:clamp(2.6rem,4.8vw,4.6rem)}
.bb-tex .bb-around-jump{grid-template-columns:repeat(7,minmax(0,1fr))}
.bb-tex p,.bb-tex li{overflow-wrap:break-word}
.bb-tex .bb-welcome a,.bb-tex .bb-lesson a{color:#75285d;font-weight:bold}
.bb-tex-concepts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin:22px 0}
.bb-tex-concepts article{border:2px solid #d9b57f;background:#fff9e9;border-radius:17px;padding:20px 18px 18px;text-align:center}
.bb-tex-concepts h3{font:bold 1.37rem Georgia,serif;color:#6d2a68;margin:0 0 10px}
.bb-tex-concepts p{font:1.04rem/1.55 Georgia,serif;margin:0}
.bb-tex-concept-symbol{display:block;font-size:2.2rem;color:#a068a7;margin:0 0 8px}
.bb-tex-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin:24px 0}
.bb-tex-card{overflow:hidden;background:#fff8e8;border:3px ridge #cda56d;border-radius:18px;box-shadow:0 7px 18px #230f2633}
.bb-tex-card>img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;border-bottom:2px solid #cda56d}
.bb-tex-card>div{padding:16px 13px 19px;text-align:center}
.bb-tex-card h3{font:700 1.48rem Georgia,serif;color:#692961;margin:0 0 8px}
.bb-tex-card p{font:1rem/1.45 Georgia,serif;margin:0 0 13px;color:#5d4255}
.bb-tex-card a{display:inline-block;text-decoration:none;color:#4a2053;background:linear-gradient(135deg,#fff6e1,#ecd0a0);border:2px solid #c79754;border-radius:24px;padding:11px 12px;font:700 .98rem Georgia,serif;box-shadow:0 4px 8px #5e34562a}
.bb-tex-card a:hover,.bb-tex-card a:focus-visible{background:#fce2b5;outline-offset:3px}
.bb-tex-note{background:#f5e6d1;border-left:5px solid #994f89;border-radius:0 14px 14px 0;padding:17px 19px;margin:20px 0;color:#54354d;font:1.01rem/1.6 Georgia,serif}
.bb-tex-small{font:.95rem/1.55 Georgia,serif;color:#634258}
.bb-tex-node-figure{margin:26px 0 24px;padding:15px;background:radial-gradient(ellipse at 20% 10%,#55305f,#27192e);border:3px ridge #d5a764;border-radius:18px;box-shadow:0 10px 23px #240f2757}
.bb-tex-node-figure svg{display:block;width:100%;max-width:850px;height:auto;margin:auto}
.bb-tex-node-figure figcaption{text-align:center;margin:11px 0 2px;color:#ffebcc;font:italic .94rem/1.5 Georgia,serif}
.bb-tex-uv-demo{display:grid;grid-template-columns:minmax(0,230px) minmax(0,1fr);gap:22px;align-items:center;margin:23px 0;border:2px solid #d8b37a;border-radius:19px;background:#fff8e6;padding:21px}
.bb-tex-uv-demo h3{font:700 1.45rem Georgia,serif;color:#702c65;margin:0 0 10px}
.bb-tex-uv-demo p{font:1.01rem/1.56 Georgia,serif;color:#483446}
.bb-tex-uv-image{position:relative;border:5px solid #703479;border-radius:12px;aspect-ratio:1;overflow:hidden;box-shadow:0 5px 16px #26182a45}
.bb-tex-uv-image>img,.bb-tex-uv-image>svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.bb-tex-project{display:flex;gap:19px;align-items:center;background:linear-gradient(120deg,#f9e9d4,#fff8eb);border:2px solid #deb77b;border-radius:16px;padding:17px 21px;margin:19px 0}
.bb-tex-project-icon{font-size:3.2rem;color:#994992;line-height:1}
.bb-tex-project strong{font:700 1.32rem Georgia,serif;color:#6b2e5b}
.bb-tex-project p{font:1.04rem/1.55 Georgia,serif;margin:6px 0 0}
.bb-tex-finish-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:23px 0}
.bb-tex-finish-list>div{display:flex;flex-direction:column;align-items:center;gap:6px;padding:18px 12px;border:2px solid #d2ae7a;border-radius:17px;background:#fff8e8;color:#65335e;text-align:center}
.bb-tex-finish-list strong{font-size:1.2rem}.bb-tex-finish-list small{color:#735667;font-size:.98rem}
.bb-tex-finish-dot{display:block;width:52px;height:52px;border:3px solid #d8a663;border-radius:50%;box-shadow:0 3px 7px #5d30513b}
.bb-tex-finish-dot.wood{background:repeating-linear-gradient(0deg,#5c2d22 0 7px,#a56845 8px 10px,#753f2c 12px 22px)}
.bb-tex-finish-dot.violet{background:radial-gradient(circle at 25% 20%,#e4aae9,#70318c 68%,#331243)}
.bb-tex-finish-dot.brass{background:radial-gradient(circle at 28% 22%,#fff2ba,#c18a2f 60%,#6b3f0d)}
.bb-tex-faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.bb-tex-faq article{border:2px solid #d9af78;border-radius:15px;padding:19px;background:#fff9ec}
.bb-tex-faq h3{font:700 1.2rem Georgia,serif;color:#6b2b5d;margin:0 0 7px}
.bb-tex-faq p{margin:0;font:1.02rem/1.55 Georgia,serif}
.bb-tex-checklist{margin:24px 0;padding:22px;border:2px solid #d7b27a;border-radius:16px;background:#fff8e8}
.bb-tex-checklist h3{font:700 1.4rem Georgia,serif;color:#6c2f62;margin:0 0 12px}
.bb-tex-checklist ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}
.bb-tex-checklist li{padding:12px;background:#fff2da;border-radius:9px;font:1rem/1.5 Georgia,serif}
.bb-tex-checklist li::before{content:'✦';margin-right:9px;color:#894d91}
.bb-tex .bb-lesson kbd{white-space:nowrap}
@media(max-width:1120px){.bb-tex .bb-around-jump{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:760px){.bb-tex-gallery,.bb-tex-concepts,.bb-tex-finish-list{grid-template-columns:1fr}.bb-tex-card>img{max-height:280px;object-fit:cover}.bb-tex-card{max-width:440px;margin:auto;width:100%}.bb-tex-uv-demo{grid-template-columns:1fr}.bb-tex-uv-image{max-width:250px;width:100%;margin:auto}.bb-tex-faq,.bb-tex-checklist ul{grid-template-columns:1fr}}
@media(max-width:530px){.bb-tex .bb-around-jump{grid-template-columns:repeat(2,minmax(0,1fr))}.bb-tex-node-figure{padding:8px}.bb-tex-node-figure figcaption{font-size:.82rem}.bb-tex-project{align-items:flex-start}.bb-tex-project-icon{font-size:2rem}}