:root{--bg:#0c1222;--surface:#1a2332;--surface-hover:#243044;--accent:#3b82f6;--accent-light:#60a5fa;--text:#ffffff;--text-dim:#94a3b8;--text-muted:#64748b;--border:#2d3a4f;--danger:#ef4444;--shadow:0 4px 24px rgba(0,0,0,0.5);--radius:12px;--backdrop:rgba(0,0,0,0.6)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;min-height:100vh}.page-blur{filter:blur(4px);pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}@keyframes animate-fade-in-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.anim-fade-in-up{animation:animate-fade-in-up .5s ease-out forwards}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--surface-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.clear-btn{background:none;border:1px solid rgba(255,255,255,.15);color:var(--text-dim);padding:6px 14px;border-radius:8px;cursor:pointer;font-size:12px;transition:all .15s}.clear-btn:hover{color:#e2e4ed;border-color:rgba(255,255,255,.3)}body,html{overflow-x:hidden;max-width:100vw}.calculator-page{overflow:hidden}.qc-depth{box-sizing:border-box}.qc-depth,.qc-depth a,.qc-depth details,.qc-depth h2,.qc-depth li,.qc-depth p,.qc-depth summary{max-width:100%;overflow-wrap:break-word;word-wrap:break-word}.term-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:12px;gap:12px;max-width:100%}.term-card{display:flex;flex-direction:column;gap:4px;padding:12px 14px;border-radius:8px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);min-width:0}.term-card strong{color:white;font-size:.95rem}.term-card span{color:rgba(255,255,255,.65);font-size:.88rem;line-height:1.45}@media (max-width:720px){header>div{flex-direction:column!important;align-items:flex-start!important;gap:12px!important;padding:12px 16px!important}nav[aria-label="Calculator categories"]{width:100%!important;flex:none!important;display:grid!important;grid-template-columns:1fr 1fr!important;grid-gap:8px!important;gap:8px!important}nav[aria-label="Calculator categories"] .qc-nav-item{width:100%!important}nav[aria-label="Calculator categories"] .qc-nav-item>a{width:100%!important;text-align:center!important;padding:10px 8px!important;font-size:13px!important}}@media (max-width:380px){nav[aria-label="Calculator categories"]{grid-template-columns:1fr!important}}@media (max-width:640px){footer nav[aria-label="All calculators"]{grid-template-columns:1fr!important;gap:24px!important}footer>div>div:last-child{flex-direction:column!important;align-items:flex-start!important;gap:16px!important}}