@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#fff;--bg2:#f8fafc;--bg3:#f1f5f9;--border:#e2e8f0;--border2:#cbd5e1;--text:#0f172a;--text2:#475569;--text3:#94a3b8;--accent:#2563eb;--accent2:#1d4ed8;--accent-bg:#eff6ff;--input-bg:#fff;--card-bg:#fff;--shadow:0 1px 3px #00000012, 0 1px 2px #0000000a;--shadow-md:0 4px 6px #0000000d, 0 2px 4px #0000000a;--radius:10px;--radius-sm:6px;--radius-lg:16px}[data-theme=dark]{--bg:#0d1117;--bg2:#161b22;--bg3:#21262d;--border:#30363d;--border2:#3d444d;--text:#f0f6fc;--text2:#8d96a0;--text3:#656d76;--accent:#4493f8;--accent2:#58a6ff;--accent-bg:#1c2a3a;--input-bg:#161b22;--card-bg:#161b22;--shadow:0 1px 3px #0000004d;--shadow-md:0 4px 6px #0000004d}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:Inter,sans-serif;line-height:1.6;transition:background .2s,color .2s}a{color:inherit;text-decoration:none}.nav{z-index:50;background:var(--bg);border-bottom:1px solid var(--border);height:56px;box-shadow:var(--shadow);justify-content:space-between;align-items:center;padding:0 2rem;display:flex;position:sticky;top:0}.nav-logo{color:var(--text);align-items:center;gap:.4rem;font-size:1.1rem;font-weight:700;display:flex}.nav-logo-mark{color:var(--accent);background:var(--accent-bg);border-radius:50px;margin-left:.25rem;padding:.15rem .5rem;font-size:.7rem;font-weight:500}.nav-right{align-items:center;gap:1rem;display:flex}.nav-link{color:var(--text2);font-size:.85rem;font-weight:500;transition:color .15s}.nav-link:hover{color:var(--text)}.theme-btn{border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg2);cursor:pointer;width:36px;height:36px;color:var(--text);justify-content:center;align-items:center;font-size:1rem;transition:background .15s;display:flex}.theme-btn:hover{background:var(--bg3)}.container{max-width:1100px;margin:0 auto;padding:0 1.5rem}.page-wrap{min-height:calc(100vh - 56px)}.home-hero{text-align:center;border-bottom:1px solid var(--border);background:var(--bg2);padding:4rem 1.5rem 3rem}.home-hero-tag{letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:var(--accent-bg);border-radius:50px;margin-bottom:1rem;padding:.3rem .8rem;font-family:JetBrains Mono,monospace;font-size:.7rem;font-weight:600;display:inline-block}.home-hero h1{letter-spacing:-.03em;color:var(--text);margin-bottom:.75rem;font-size:clamp(2rem,4vw,3rem);font-weight:700}.home-hero p{color:var(--text2);max-width:520px;margin:0 auto 2rem;font-size:1rem}.search-wrap{max-width:480px;margin:0 auto 1rem;position:relative}.search-input{border:1.5px solid var(--border2);border-radius:var(--radius);background:var(--input-bg);width:100%;color:var(--text);outline:none;padding:.75rem 1rem .75rem 2.75rem;font-family:inherit;font-size:.95rem;transition:border-color .15s}.search-input:focus{border-color:var(--accent)}.search-icon{color:var(--text3);pointer-events:none;font-size:1rem;position:absolute;top:50%;left:.9rem;transform:translateY(-50%)}.category-section{padding:3rem 1.5rem}.category-section h2{letter-spacing:.1em;text-transform:uppercase;color:var(--text3);margin-bottom:1.25rem;font-family:JetBrains Mono,monospace;font-size:.7rem;font-weight:600}.category-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.75rem;display:grid}.category-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;box-shadow:var(--shadow);flex-direction:column;gap:.4rem;padding:1.25rem 1rem;transition:border-color .15s,box-shadow .15s,transform .15s;display:flex}.category-card:hover{border-color:var(--border2);box-shadow:var(--shadow-md);transform:translateY(-1px)}.category-icon{font-size:1.5rem}.category-name{color:var(--text);font-size:.875rem;font-weight:600}.category-count{color:var(--text3);font-family:JetBrains Mono,monospace;font-size:.7rem}.conv-header{border-bottom:1px solid var(--border);background:var(--bg2);padding:2rem 1.5rem 1.5rem}.breadcrumb{color:var(--text3);align-items:center;gap:.5rem;margin-bottom:1rem;font-family:JetBrains Mono,monospace;font-size:.8rem;display:flex}.breadcrumb a{color:var(--accent)}.breadcrumb a:hover{text-decoration:underline}.conv-title{letter-spacing:-.02em;margin-bottom:.25rem;font-size:1.75rem;font-weight:700}.conv-desc{color:var(--text2);font-size:.9rem}.conv-body{max-width:900px;margin:0 auto;padding:2rem 1.5rem}.conv-widget{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:2rem;overflow:hidden}.conv-row{grid-template-columns:1fr auto 1fr;align-items:center;gap:0;display:grid}.conv-side{padding:1.5rem}.conv-side-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text3);margin-bottom:.75rem;font-family:JetBrains Mono,monospace;font-size:.7rem;font-weight:600}.conv-select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg2);width:100%;color:var(--text);cursor:pointer;outline:none;margin-bottom:.75rem;padding:.6rem .85rem;font-family:inherit;font-size:.875rem;transition:border-color .15s}.conv-select:focus{border-color:var(--accent)}.conv-input{border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--input-bg);width:100%;color:var(--text);outline:none;padding:.875rem 1rem;font-family:JetBrains Mono,monospace;font-size:1.25rem;font-weight:500;transition:border-color .15s}.conv-input:focus{border-color:var(--accent)}.conv-output{border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--bg2);width:100%;color:var(--text);word-break:break-all;align-items:center;min-height:54px;padding:.875rem 1rem;font-family:JetBrains Mono,monospace;font-size:1.25rem;font-weight:500;display:flex}.conv-middle{flex-direction:column;align-items:center;gap:.5rem;padding:0 1rem;display:flex}.swap-btn{border:1px solid var(--border);background:var(--bg2);width:40px;height:40px;color:var(--text2);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:1.1rem;transition:background .15s,border-color .15s;display:flex}.swap-btn:hover{background:var(--bg3);border-color:var(--border2)}.conv-divider{background:var(--border);width:1px;height:100%}.all-results{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-bottom:2rem;overflow:hidden}.all-results-header{border-bottom:1px solid var(--border);letter-spacing:.08em;text-transform:uppercase;color:var(--text3);background:var(--bg2);padding:1rem 1.25rem;font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600}.result-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:.8rem 1.25rem;transition:background .1s;display:flex}.result-row:last-child{border-bottom:none}.result-row:hover{background:var(--bg2)}.result-row.highlighted{background:var(--accent-bg)}.result-unit{color:var(--text2);font-size:.875rem}.result-symbol{color:var(--text3);margin-left:.4rem;font-family:JetBrains Mono,monospace;font-size:.75rem}.result-value{color:var(--text);font-family:JetBrains Mono,monospace;font-size:.9rem;font-weight:500}.ad-slot{border:1px dashed var(--border2);border-radius:var(--radius);text-align:center;color:var(--text3);background:var(--bg2);justify-content:center;align-items:center;min-height:90px;margin-bottom:2rem;padding:1.5rem;font-family:JetBrains Mono,monospace;font-size:.75rem;display:flex}.calc-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:1.5rem;padding:2rem}.calc-card h2{color:var(--text);margin-bottom:1.25rem;font-size:1rem;font-weight:600}.form-grid{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.form-grid-3{grid-template-columns:1fr 1fr 1fr;gap:1rem;display:grid}.field{flex-direction:column;gap:.4rem;display:flex}.field label{color:var(--text2);letter-spacing:.04em;text-transform:uppercase;font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600}.field input,.field select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--input-bg);color:var(--text);outline:none;padding:.65rem .85rem;font-family:inherit;font-size:.95rem;transition:border-color .15s}.field input:focus,.field select:focus{border-color:var(--accent)}.result-box{background:var(--accent-bg);border:1px solid var(--accent);border-radius:var(--radius);margin-top:1.25rem;padding:1.25rem 1.5rem}.result-box-label{text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-bottom:.3rem;font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600}.result-box-value{color:var(--text);font-family:JetBrains Mono,monospace;font-size:2rem;font-weight:700}.result-box-sub{color:var(--text2);margin-top:.25rem;font-size:.8rem}.calc-btn{background:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;margin-top:1.25rem;padding:.7rem 1.5rem;font-family:inherit;font-size:.9rem;font-weight:600;transition:background .15s}.calc-btn:hover{background:var(--accent2)}.bmi-meter{margin-top:1rem}.bmi-bar{background:linear-gradient(90deg,#3b82f6,#22c55e,#eab308,#ef4444);border-radius:50px;height:12px;margin-bottom:.5rem;position:relative}.bmi-marker{background:var(--text);border:3px solid var(--bg);border-radius:50%;width:20px;height:20px;transition:left .3s;position:absolute;top:-4px;transform:translate(-50%)}.bmi-labels{color:var(--text3);justify-content:space-between;font-family:JetBrains Mono,monospace;font-size:.65rem;display:flex}.size-table-wrap{margin-top:1rem;overflow-x:auto}.size-table{border-collapse:collapse;width:100%;font-size:.85rem}.size-table th{text-align:left;background:var(--bg2);border-bottom:2px solid var(--border);letter-spacing:.06em;text-transform:uppercase;color:var(--text3);padding:.6rem .8rem;font-family:JetBrains Mono,monospace;font-size:.7rem;font-weight:600}.size-table td{border-bottom:1px solid var(--border);color:var(--text);padding:.65rem .8rem}.size-table tr:hover td{background:var(--bg2)}.size-table .highlight-col{background:var(--accent-bg);color:var(--accent);font-weight:600}.numeral-grid{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.numeral-box{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:1rem}.numeral-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text3);margin-bottom:.4rem;font-family:JetBrains Mono,monospace;font-size:.65rem;font-weight:600}.numeral-value{color:var(--text);word-break:break-all;font-family:JetBrains Mono,monospace;font-size:1rem;font-weight:500}.site-footer{border-top:1px solid var(--border);text-align:center;color:var(--text3);background:var(--bg2);padding:2rem 1.5rem;font-size:.8rem}.site-footer a{color:var(--accent)}.site-footer a:hover{text-decoration:underline}@media (max-width:640px){.conv-row{grid-template-columns:1fr}.conv-middle{flex-direction:row;padding:.5rem 1.5rem}.conv-divider{display:none}.form-grid,.form-grid-3,.numeral-grid{grid-template-columns:1fr}.nav{padding:0 1rem}.nav-link{display:none}}