:root{--bg-body:#f8fafc;--bg-surface:#fff;--bg-subtle:#f1f5f9;--bg-card:#fff;--bg-card-hover:#f8fafc;--border-subtle:#e2e8f0;--border-focus:#0d9488;--border-strong:#cbd5e1;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--text-light:#94a3b8;--brand-teal:#0d9488;--brand-teal-hover:#0f766e;--brand-teal-light:#f0fdfa;--brand-teal-border:#ccfbf1;--brand-teal-text:#115e59;--brand-indigo:#4f46e5;--brand-indigo-light:#eef2ff;--brand-emerald:#059669;--brand-emerald-light:#ecfdf5;--brand-amber:#d97706;--brand-amber-light:#fffbeb;--brand-rose:#e11d48;--brand-rose-light:#fff1f2;--brand-sky:#0284c7;--brand-sky-light:#f0f9ff;--brand-purple:#7c3aed;--brand-purple-light:#f5f3ff;--radius-xs:4px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-card:0 1px 3px 0 #00000012, 0 1px 2px -1px #0000000d;--shadow-hover:0 10px 25px -5px #0f172a14, 0 8px 10px -6px #0f172a0a;--shadow-modal:0 25px 50px -12px #0f172a40;--font-sans:"Inter", "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}body{font-family:var(--font-sans);background-color:var(--bg-body);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.container{max-width:1200px;margin:0 auto;padding:0 24px}h1,h2,h3,h4{color:var(--text-primary);letter-spacing:-.02em;font-weight:700}.text-gradient{color:var(--brand-teal)}.btn{border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:9px 18px;font-family:inherit;font-size:.875rem;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary{background:var(--brand-teal);color:#fff}.btn-primary:hover{background:var(--brand-teal-hover);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.btn-outline{border:1px solid var(--border-subtle);color:var(--text-primary);background:#fff}.btn-outline:hover{border-color:var(--border-strong);color:var(--brand-teal);background:#f8fafc}.btn-sm{padding:6px 14px;font-size:.8125rem}.badge{border-radius:var(--radius-full);align-items:center;gap:5px;padding:3px 10px;font-size:.75rem;font-weight:600;line-height:1.4;display:inline-flex}.badge-teal{background:var(--brand-teal-light);color:var(--brand-teal-text);border:1px solid var(--brand-teal-border)}.badge-indigo{background:var(--brand-indigo-light);color:#3730a3;border:1px solid #c7d2fe}.badge-emerald{background:var(--brand-emerald-light);color:#065f46;border:1px solid #a7f3d0}.badge-amber{background:var(--brand-amber-light);color:#92400e;border:1px solid #fde68a}.badge-rose{background:var(--brand-rose-light);color:#9f1239;border:1px solid #fecdd3}.badge-slate{color:#334155;background:#f1f5f9;border:1px solid #e2e8f0}.tag-pill{border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-secondary);background:#f8fafc;padding:4px 10px;font-size:.75rem;font-weight:500;transition:all .15s}.tag-pill:hover{border-color:var(--brand-teal);color:var(--brand-teal)}.glass-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-card);transition:box-shadow .2s,border-color .2s}.glass-panel:hover{box-shadow:var(--shadow-hover);border-color:#cbd5e1}.navbar{z-index:100;border-bottom:1px solid var(--border-subtle);background:#fff;padding:12px 0;position:sticky;top:0}.nav-container{justify-content:space-between;align-items:center;display:flex}.brand-logo{color:var(--text-primary);align-items:center;gap:10px;text-decoration:none;display:flex}.brand-icon{border-radius:var(--radius-sm);background:var(--brand-teal);color:#fff;justify-content:center;align-items:center;width:34px;height:34px;font-size:1.1rem;font-weight:800;display:flex}.brand-title{letter-spacing:-.02em;font-size:1.15rem;font-weight:800}.brand-subtitle{color:var(--brand-teal);text-transform:uppercase;letter-spacing:.08em;font-size:.68rem;font-weight:700}.nav-links{align-items:center;gap:22px;list-style:none;display:flex}.nav-link{color:var(--text-secondary);font-size:.9rem;font-weight:500;text-decoration:none;transition:color .15s}.nav-link:hover,.nav-link.active{color:var(--brand-teal);font-weight:600}.hero{text-align:center;border-bottom:1px solid var(--border-subtle);background:linear-gradient(#fff 0%,#f8fafc 100%);margin-bottom:40px;padding:50px 0 35px}.hero-pill{background:var(--brand-teal-light);border:1px solid var(--brand-teal-border);border-radius:var(--radius-full);color:var(--brand-teal-text);align-items:center;gap:8px;margin-bottom:18px;padding:5px 14px;font-size:.8125rem;font-weight:600;display:inline-flex}.hero-title{max-width:850px;margin-bottom:16px;margin-left:auto;margin-right:auto;font-size:2.75rem;font-weight:800;line-height:1.2}.hero-description{color:var(--text-secondary);max-width:720px;margin:0 auto 30px;font-size:1.0625rem;line-height:1.65}.filter-wrapper{border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);background:#fff;flex-direction:column;gap:14px;margin-bottom:30px;padding:16px 20px;display:flex}.filter-top-row{align-items:center;gap:16px;display:flex}.search-box{flex:1;position:relative}.search-input{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);background:#f8fafc;outline:none;padding:10px 16px 10px 42px;font-family:inherit;font-size:.925rem;transition:all .15s}.search-input:focus{border-color:var(--brand-teal);background:#fff;box-shadow:0 0 0 3px #0d94881f}.search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.category-pills{flex-wrap:wrap;gap:8px;display:flex}.cat-pill{border-radius:var(--radius-full);border:1px solid var(--border-subtle);color:var(--text-secondary);cursor:pointer;background:#f8fafc;align-items:center;gap:6px;padding:6px 14px;font-size:.8125rem;font-weight:500;transition:all .15s;display:flex}.cat-pill:hover{color:var(--text-primary);background:#f1f5f9;border-color:#cbd5e1}.cat-pill.active{background:var(--brand-teal);border-color:var(--brand-teal);color:#fff;font-weight:600}.peptide-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:20px;display:grid}.peptide-card{border-radius:var(--radius-md);border:1px solid var(--border-subtle);box-shadow:var(--shadow-sm);background:#fff;flex-direction:column;justify-content:space-between;padding:22px;transition:all .2s;display:flex}.peptide-card:hover{box-shadow:var(--shadow-hover);border-color:#cbd5e1;transform:translateY(-2px)}.card-header-top{justify-content:space-between;align-items:flex-start;margin-bottom:10px;display:flex}.peptide-title{color:var(--text-primary);margin-bottom:2px;font-size:1.25rem;font-weight:700}.peptide-aliases{color:var(--text-muted);font-size:.78rem;font-family:var(--font-mono)}.card-summary{color:var(--text-secondary);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:12px 0 16px;font-size:.875rem;line-height:1.55;display:-webkit-box;overflow:hidden}.card-meta-list{border-radius:var(--radius-sm);background:#f8fafc;border:1px solid #f1f5f9;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px;padding:10px 12px;font-size:.8125rem;display:grid}.meta-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:.7rem;font-weight:600}.meta-val{color:var(--text-primary);font-weight:600}.card-footer{border-top:1px solid var(--border-subtle);justify-content:space-between;align-items:center;padding-top:12px;display:flex}.calc-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}.calc-input-group{margin-bottom:16px}.calc-label{color:var(--text-secondary);margin-bottom:6px;font-size:.8125rem;font-weight:600;display:block}.calc-input,.calc-select{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);background:#fff;outline:none;padding:10px 14px;font-family:inherit;font-size:.95rem;transition:border-color .15s}.calc-input:focus,.calc-select:focus{border-color:var(--brand-teal);box-shadow:0 0 0 3px #0d94881f}.syringe-visualizer{border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:#f8fafc;flex-direction:column;justify-content:center;align-items:center;padding:24px;display:flex}.syringe-barrel{border-radius:var(--radius-xs);background:#fff;border:2px solid #cbd5e1;width:100%;height:48px;margin:16px 0;position:relative;overflow:hidden}.syringe-fill{background:linear-gradient(90deg,#14b8a6 0%,#0d9488 100%);height:100%;transition:width .3s}.syringe-ticks{pointer-events:none;justify-content:space-between;padding:0 4px;display:flex;position:absolute;inset:0}.tick-mark{background:#94a3b8;width:1px;height:10px}.tick-mark.major{background:#475569;height:18px}.stack-card{border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:#fff;padding:24px}table{border-collapse:collapse;width:100%}th{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border-subtle);background:#f8fafc;padding:12px 16px;font-size:.75rem;font-weight:600}td{border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);padding:14px 16px}.breadcrumb-nav{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:20px;font-size:.8125rem;display:flex}.breadcrumb-nav a{color:var(--text-secondary);text-decoration:none}.breadcrumb-nav a:hover{color:var(--brand-teal)}details summary{cursor:pointer;-webkit-user-select:none;user-select:none}@media (width<=900px){.hero-title{font-size:2.1rem}.calc-grid{grid-template-columns:1fr}.nav-links{display:none}.peptide-grid{grid-template-columns:1fr}}