:root{--pico-font-family: "Inter", system-ui, -apple-system, sans-serif;--pico-border-radius: .5rem;--pico-color: #cbd5e1;--pico-h2-color: #f8fafc;--pico-primary-hover: #3b82f6;--res-body: #e6c280;--res-body-5: #8bb1d4;--res-wire: #9ca3af}body{display:flex;flex-direction:column;min-height:100vh;background-color:var(--pico-background-color)}main{flex:1 0 auto;padding:3rem 0}nav{margin-bottom:2rem}nav a{color:var(--pico-muted-color);text-decoration:none;font-size:.9rem;transition:color .2s}nav a:hover{color:var(--pico-primary)}header.hero{text-align:center;margin-bottom:2rem;animation:fadeInDown .6s ease-out}header.hero h1{font-weight:700;letter-spacing:-.02em;margin-bottom:.5rem;font-size:clamp(2rem,5vw,3rem)}header.hero p{color:var(--pico-muted-color);font-size:1.1rem}.mode-toggle{display:flex;justify-content:center;gap:.5rem;margin-bottom:3rem}.mode-toggle button{width:auto;margin:0;border-radius:2rem;padding:.5rem 1.5rem;background-color:var(--pico-card-background-color);color:var(--pico-color);border:1px solid var(--pico-muted-border-color);font-weight:600;transition:all .2s}.mode-toggle button.active{background-color:var(--pico-primary);color:#fff;border-color:var(--pico-primary)}.calculator-grid{display:grid;grid-template-columns:1fr;gap:2rem;max-width:900px;margin:0 auto}@media(min-width:768px){.calculator-grid{grid-template-columns:1.2fr 1fr}}.card{background-color:var(--pico-card-background-color);border:1px solid var(--pico-muted-border-color);border-radius:var(--pico-border-radius);padding:1.5rem;box-shadow:var(--pico-card-box-shadow)}.card h3{font-size:1.25rem;margin-top:0;margin-bottom:1.5rem;font-weight:600;border-bottom:1px solid var(--pico-muted-border-color);padding-bottom:.75rem}label{font-weight:500;font-size:.9rem;margin-bottom:.5rem;display:block;color:var(--pico-h2-color)}select,input{margin-bottom:1.25rem}select option{background-color:#1e293b;color:#fff}.visual-canvas{width:100%;display:flex;justify-content:center;background:#0003;border-radius:var(--pico-border-radius);border:1px solid var(--pico-muted-border-color);padding:2rem 1rem;margin-bottom:1.5rem;transition:background-color .3s}.visual-canvas svg{width:100%;max-width:400px;height:auto;filter:drop-shadow(0 10px 15px rgba(0,0,0,.5))}.res-body{fill:var(--res-body);transition:fill .3s}.res-band{transition:fill .3s}.results-container{display:flex;flex-direction:column;gap:1.5rem}.result-item{padding:1.5rem;background:#ffffff05;border-radius:8px;text-align:center;border:1px solid var(--pico-muted-border-color);transition:border-color .3s,box-shadow .3s;container-type:inline-size}.result-label{font-size:.9rem;color:var(--pico-muted-color);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-weight:600}.result-number-wrapper{display:flex;align-items:baseline;gap:.25rem;white-space:nowrap}.result-value{font-family:ui-monospace,Cascadia Code,monospace;font-size:clamp(1.2rem,15cqi,2.8rem);font-weight:700;color:var(--pico-primary)}.result-value.secondary{color:#f59e0b}.result-unit{font-size:clamp(1rem,12cqi,2rem);color:var(--pico-muted-color);font-weight:400;margin-left:.3rem}.range-text{font-size:.9rem;color:var(--pico-muted-color);margin-top:.5rem;font-variant-numeric:tabular-nums}.smd-help{margin-top:-.35rem;margin-bottom:1.25rem;padding:.9rem 1rem;border-radius:.75rem;border:1px solid var(--pico-muted-border-color);background:#ffffff08;color:var(--pico-muted-color);font-size:.85rem;line-height:1.5}.smd-help p{margin:0}.smd-help p+p{margin-top:.45rem}.smd-help strong{color:var(--pico-h2-color)}.hidden{display:none!important}footer{flex-shrink:0;padding:2rem 0;border-top:1px solid var(--pico-muted-border-color);margin-top:4rem}.footer-links{display:flex;justify-content:center;gap:1.5rem;margin-bottom:1.5rem}.footer-links a{color:var(--pico-muted-color);text-decoration:none;font-size:.9rem}.footer-content{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--pico-muted-color)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.ad-container{margin:2rem 0;text-align:center;min-height:100px;display:flex;align-items:center;justify-content:center;background:#ffffff05;border:1px dashed var(--pico-muted-border-color);color:var(--pico-muted-color);font-size:.8rem}