:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#162019;background:#f4f1e9;font-synthesis:none;--ink:#162019;--forest:#183f2a;--mint:#dce9dc;--cream:#f4f1e9;--paper:#fffdf8;--line:#d8d4c8;--amber:#d88f3e;--danger:#a33d35;--shadow:0 18px 50px rgba(24,39,29,.10)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 90% 4%,#e4eadc 0,transparent 28%),var(--cream)}button,input,select{font:inherit}.site-header{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;padding:3.2rem max(5vw,1.25rem) 1.5rem;border-bottom:1px solid var(--line);max-width:1500px;margin:auto}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:800;color:#58705d;margin:0 0 .6rem}.site-header h1,.section-heading h2,.dialog-heading h2{font-family:Georgia,"Times New Roman",serif;font-weight:500;margin:0}.site-header h1{font-size:clamp(2.2rem,5vw,4.6rem);line-height:.95;max-width:700px}.intro{max-width:620px;color:#667069;margin:1rem 0 0;line-height:1.6}nav{display:flex;gap:.4rem;padding:.35rem;background:#e9e6dc;border-radius:999px}.nav-button{border:0;background:transparent;color:#617067;padding:.72rem 1.1rem;border-radius:999px;cursor:pointer}.nav-button.active{background:var(--forest);color:white}main{max-width:1500px;margin:auto;padding:3rem max(5vw,1.25rem) 6rem}.view{animation:fade .25s ease}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin-bottom:1.5rem}.section-heading h2{font-size:clamp(1.8rem,3vw,2.8rem)}.section-heading>p{max-width:500px;color:#667069;line-height:1.55}.calculator-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(300px,.8fr);gap:1rem}.panel,.result-card{border-radius:24px}.form-panel{background:var(--paper);padding:clamp(1.3rem,3vw,2.4rem);box-shadow:var(--shadow);border:1px solid rgba(94,101,92,.12)}label{display:grid;gap:.5rem;font-size:.84rem;font-weight:700;color:#455048}input,select{width:100%;border:1px solid var(--line);background:white;color:var(--ink);border-radius:12px;padding:.86rem .95rem;outline:none;transition:.15s}input:focus,select:focus{border-color:#568064;box-shadow:0 0 0 3px rgba(86,128,100,.15)}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1rem}.result-card{background:var(--forest);color:white;padding:clamp(1.6rem,3vw,2.6rem);display:flex;flex-direction:column}.result-label{margin:0;color:#bed1c2;text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;font-weight:800}.result-value{font-family:Georgia,"Times New Roman",serif;font-size:clamp(3.3rem,8vw,6.8rem);line-height:.9;margin:.7rem 0 2rem}.result-details{border-top:1px solid rgba(255,255,255,.2)}.result-details div{display:flex;justify-content:space-between;gap:1rem;padding:.75rem 0;border-bottom:1px solid rgba(255,255,255,.13)}.result-details span{color:#bdd0c1}.formula-note{color:#b5c4b8;font-size:.78rem;line-height:1.5;margin:auto 0 0;padding-top:1.5rem}.primary-button,.secondary-button,.icon-button{border:0;cursor:pointer}.primary-button{background:var(--forest);color:white;border-radius:12px;padding:.82rem 1.1rem;font-weight:750}.secondary-button{background:#ece9df;color:var(--ink);border-radius:12px;padding:.82rem 1.1rem;font-weight:700}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem}.search-label{width:min(460px,100%)}.toolbar p{color:#677269}.product-list{display:grid;gap:.65rem}.product-card{display:grid;grid-template-columns:minmax(190px,1.5fr) repeat(4,minmax(100px,.55fr)) auto;align-items:center;gap:1rem;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:1rem 1.1rem}.product-name{display:flex;align-items:center;gap:.65rem;min-width:0;font-weight:800}.product-name>span:first-child{overflow:hidden;text-overflow:ellipsis}.promo-badge{flex:0 0 auto;background:#c52c25;color:white;border-radius:4px;padding:.27rem .48rem;font-size:.65rem;line-height:1;font-weight:900;letter-spacing:.1em;box-shadow:0 3px 8px rgba(197,44,37,.2)}.product-stat{display:grid;gap:.18rem}.product-stat span{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:#788078}.product-stat strong{font-size:.92rem}.product-actions{display:flex;gap:.35rem}.small-button{border:1px solid var(--line);background:white;border-radius:9px;padding:.55rem .7rem;cursor:pointer}.small-button.delete{color:var(--danger)}.empty-state{background:var(--paper);border:1px dashed var(--line);padding:3rem;text-align:center;border-radius:18px;color:#667069}dialog{width:min(620px,calc(100% - 2rem));border:0;border-radius:22px;padding:0;background:var(--paper);box-shadow:0 24px 80px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(16,25,19,.55);backdrop-filter:blur(4px)}dialog form{padding:1.5rem}.dialog-heading{display:flex;align-items:start;justify-content:space-between;margin-bottom:1.3rem}.dialog-heading h2{font-size:2rem}.icon-button{font-size:2rem;background:transparent;color:#677269}.promo-checkbox{display:flex;align-items:flex-start;gap:.8rem;margin-top:1.15rem;padding:1rem;background:#fff4f2;border:1px solid #efcac5;border-radius:12px;cursor:pointer}.promo-checkbox input{width:1.15rem;height:1.15rem;margin:.12rem 0 0;accent-color:#c52c25}.promo-checkbox span{display:grid;gap:.2rem}.promo-checkbox small{color:#7a6561;font-weight:500}.dialog-actions{display:flex;justify-content:flex-end;gap:.6rem;margin-top:1.5rem}.helper{font-size:.8rem;color:#737b74}.toast{position:fixed;right:1.2rem;bottom:1.2rem;background:#162019;color:white;padding:.9rem 1.1rem;border-radius:12px;box-shadow:var(--shadow);opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes fade{from{opacity:0;transform:translateY(5px)}}
.product-name>span:first-child{display:grid;gap:.18rem}.product-name strong{font:inherit}.product-name small{font-size:.7rem;font-weight:600;color:#788078}.rate-note{margin:1rem 0 0;color:#6a746d;font-size:.78rem}.calculator-actions{display:flex;gap:.6rem;margin-top:1.2rem;flex-wrap:wrap}.calculator-actions button{flex:1;min-width:170px}
.brand{display:flex;align-items:center;gap:1.35rem}.brand-logo{width:clamp(72px,8vw,96px);height:auto;flex:none;filter:drop-shadow(0 10px 18px rgba(24,39,29,.14))}
@media(max-width:900px){.site-header{align-items:start;flex-direction:column}.calculator-grid{grid-template-columns:1fr}.product-card{grid-template-columns:1fr 1fr}.product-name,.product-actions{grid-column:1/-1}.product-actions{justify-content:flex-end}.section-heading{align-items:start;flex-direction:column}.section-heading>p{margin:0}}
@media(max-width:560px){.field-grid{grid-template-columns:1fr}.product-card{grid-template-columns:1fr 1fr}.site-header{padding-top:2rem}.brand{align-items:flex-start;gap:.9rem}.brand-logo{width:64px}nav{width:100%}.nav-button{flex:1}.toolbar{align-items:start;flex-direction:column}.result-value{font-size:3.7rem}}