.tb134-hero{background:linear-gradient(135deg,#172554,#0f766e);color:#fff}.tb134-intro{margin-top:2rem}.tb134-hub-grid,.tb134-guidance-grid,.tb134-tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.5rem 0}.tb134-hub-card,.tb134-converter-card,.tb134-result-card,.tb134-guidance-grid article{background:#fff;border:1px solid #dbeafe;border-radius:18px;padding:1.25rem;box-shadow:0 10px 24px rgba(15,23,42,.07)}.tb134-hub-card span,.tb134-eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:#0f766e;font-weight:700}.tb134-hub-card h3{margin:.35rem 0}.tb134-hub-card a{text-decoration:none}.tb134-converter-card label{font-weight:700;display:block;margin-bottom:.4rem}.tb134-converter-card input{width:100%;padding:.85rem;border:1px solid #cbd5e1;border-radius:12px;font-size:1rem}.tb134-converter-card button{margin-top:1rem;width:100%;padding:.9rem;border:0;border-radius:999px;background:#0f766e;color:#fff;font-weight:800;cursor:pointer}.tb134-unit-row{display:flex;justify-content:space-between;gap:1rem;margin-top:.85rem;background:#f8fafc;border-radius:12px;padding:.75rem}.tb134-result-card h2{font-size:2rem;margin:.35rem 0}.tb134-tool-shell{max-width:1120px;margin:2rem auto;padding:0 1rem}@media(max-width:640px){.tb134-result-card h2{font-size:1.5rem}.tb134-unit-row{flex-direction:column}}