:root{--clinical-blue:#0b3d6b;--teal:#1faaa6;--teal-text:#147972;--near-black:#0a0e14;--white:#fff;--surface-light:#f5f8fb;--surface-mid:#e8eef5;--surface-dark:#0a0e14;--success:#1b9e5e;--amber:#e89b1b;--danger:#c8453d;--mute:#636f7e;--grad:linear-gradient(135deg, var(--teal), var(--clinical-blue));--font:"Inter Variable", -apple-system, "Segoe UI", Roboto, sans-serif;--maxw:1200px;--radius:16px;--shadow:0 12px 28px #0b3d6b1f;--ink:var(--near-black);--ink-2:#34465a;--ink-3:var(--mute);--line:var(--surface-mid);--line-soft:#eef3f8;--shadow-sm:0 1px 3px #0b3d6b0f, 0 1px 2px #0b3d6b0a;--shadow-md:0 6px 18px #0b3d6b14;--shadow-lg:var(--shadow);--radius-sm:10px;--radius-lg:22px;--tap:.16s ease;--rail-w:248px;--toc-w:272px;--maxw-read:1400px;--footer-fg:#cfdcea;--footer-mute:#91a3b8;--footer-line:#1c2738}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--surface-light);color:var(--near-black);font:16px/1.55 var(--font);-webkit-font-smoothing:antialiased;margin:0}a{color:var(--clinical-blue)}h1,h2,h3,h4{color:var(--clinical-blue);line-height:1.2}img{max-width:100%;display:block}:focus-visible{outline:2px solid var(--teal);outline-offset:2px}:focus:not(:focus-visible){outline:none}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.chips{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.chip{background:var(--surface-mid);color:var(--clinical-blue);white-space:nowrap;border-radius:999px;padding:4px 10px;font-size:12.5px}.chip.green{color:#11622f;background:#e6f5ee}.chip.yellow{color:#8a5a00;background:#fbf0d8}.chip.red,.chip.wada{color:#9a1c1c;background:#fbe6e4}.chip.av-in_stock{color:#11622f;background:#e6f5ee}.chip.av-out_of_stock{color:#9a1c1c;background:#fbe6e4}.chip.av-discontinued{background:var(--surface-mid);color:var(--mute)}.chip.av-coming_soon,.chip.st-new{color:#1d4ed8;background:#e3eefb}.chip.st-accepted{color:#8a5a00;background:#fbf0d8}.chip.st-shipped{color:#3730a3;background:#e6eefc}.chip.st-completed{color:#11622f;background:#e6f5ee}.chip.st-cancelled{background:var(--surface-mid);color:var(--mute)}.chip.paid{color:#11622f;background:#e6f5ee}.chip .dot{opacity:.85;background:currentColor;border-radius:50%;width:8px;height:8px;display:inline-block}.chip svg{vertical-align:-2px}.btn{cursor:pointer;font:inherit;border:0;border-radius:10px;align-items:center;gap:8px;padding:10px 18px;font-weight:600;text-decoration:none;display:inline-flex}.btn:disabled,.btn[aria-disabled=true]{opacity:.55;cursor:not-allowed;box-shadow:none;transform:none}.btn-primary{background:var(--clinical-blue);color:#fff}.btn-ghost{background:var(--surface-mid);color:var(--clinical-blue)}.btn-soft{color:var(--teal-text);border:1px solid var(--teal);background:#fff}.btn-soft:hover{border-color:var(--teal-text);background:#f0faf9}.btn-teal,.btn-pill{color:#fff;background:linear-gradient(135deg,#38c6bf,#1faaa6 55%,#0b3d6b);border-radius:999px;padding:12px 24px;box-shadow:0 8px 22px #1faaa659}.btn-teal:hover,.btn-pill:hover{transform:translateY(-1px);box-shadow:0 10px 28px #1faaa680}.lab-chip{letter-spacing:.02em;color:var(--clinical-blue);border:1px solid var(--surface-mid);background:#fff;border-radius:999px;align-items:center;gap:6px;padding:5px 12px;font-size:12px;display:inline-flex}.trust{color:var(--clinical-blue);align-items:center;gap:7px;font-size:13px;display:inline-flex}.trust 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13px;font-size:12.5px;line-height:1.45;transition:opacity .2s,transform .2s,visibility .2s;position:absolute;bottom:calc(100% + 9px);left:0;transform:translateY(6px)}.tip__pop:after{content:"";border:6px solid #0000;border-top-color:var(--clinical-blue);position:absolute;top:100%;left:18px}.tip:hover .tip__pop,.tip:focus-within .tip__pop{opacity:1;visibility:visible;transition-delay:.35s;transform:translateY(0)}@media (prefers-reduced-motion:reduce){.tip__pop{transition:none}}.xlink{color:var(--teal-text);text-underline-offset:3px;transition:color var(--tap), text-decoration-color var(--tap);font-weight:600;text-decoration:underline 1px dotted #1579728c}.xlink:hover,.xlink:focus-visible{text-decoration-style:solid;text-decoration-color:var(--teal);color:var(--clinical-blue)}.skeleton{background:linear-gradient(90deg, var(--surface-mid) 25%, var(--line-soft) 37%, var(--surface-mid) 63%);border-radius:var(--radius-sm);background-size:400% 100%;animation:1.4s infinite shimmer}@keyframes 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