:root {
  --bg:#0b0f17;
  --card:#121826;
  --card2:#182132;
  --text:#f3f4f6;
  --muted:#9ca3af;
  --border:#273449;
  --accent:#f59e0b;
  --accent2:#fbbf24;
  --good:#34d399;
  --danger:#fb7185;
  --shadow:0 18px 55px rgba(0,0,0,.28);
}
:root.light {
  --bg:#f5f6f8;
  --card:#ffffff;
  --card2:#f7f8fa;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --accent:#d97706;
  --accent2:#f59e0b;
  --good:#059669;
  --danger:#e11d48;
  --shadow:0 12px 35px rgba(17,24,39,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select{font:inherit}
button{cursor:pointer}
a{color:var(--accent2);text-decoration:none}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:12px 18px;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(18px);border-bottom:1px solid var(--border)}
.brand-wrap{display:flex;align-items:center;gap:11px}.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#111827;font-weight:900;font-size:20px}.brand{font-weight:800}.subbrand{color:var(--muted);font-size:12px}.top-actions{display:flex;gap:8px}
.shell{max-width:1180px;margin:auto;padding:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:var(--shadow)}
.hero{display:grid;grid-template-columns:1.4fr .6fr;gap:22px;align-items:center}.hero h1{font-size:clamp(27px,5vw,48px);line-height:1.05;margin:6px 0 10px}.hero p{color:var(--muted);max-width:780px;margin:0}.eyebrow{font-size:11px;letter-spacing:.16em;font-weight:900;color:var(--accent2)}
.ad-slot{min-height:112px;border:1px dashed var(--border);border-radius:14px;display:grid;place-items:center;color:var(--muted);font-size:11px;letter-spacing:.12em;background:var(--card2)}
.tabs{display:flex;gap:8px;margin:16px 0;overflow:auto;padding-bottom:2px}.tab{border:1px solid var(--border);background:var(--card);color:var(--muted);padding:10px 14px;border-radius:999px;white-space:nowrap}.tab.active{color:#111827;background:var(--accent2);border-color:var(--accent2);font-weight:800}.tab-panel{display:none}.tab-panel.active{display:block}
.grid.two{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:16px}.section-head{display:flex;justify-content:space-between;gap:12px;align-items:start;margin-bottom:14px}.section-head h2,.card h2{margin:2px 0 4px}.section-head p,.card p{color:var(--muted);margin:0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid.one{grid-template-columns:1fr}.field{display:flex;flex-direction:column;gap:6px}.field.wide{grid-column:1/-1}.field span{font-weight:700;font-size:13px}.field small{color:var(--muted);font-size:11px}.field input,.field select{width:100%;border:1px solid var(--border);border-radius:11px;background:var(--card2);color:var(--text);padding:11px 12px;outline:none}.field input:focus,.field select:focus{border-color:var(--accent2);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent2) 16%,transparent)}
.advanced{margin-top:14px;border-top:1px solid var(--border);padding-top:12px}.advanced summary{cursor:pointer;font-weight:800}.form-grid.inner{margin-top:12px}
.result-card{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 7%,var(--card)),var(--card))}.sticky{position:sticky;top:82px;align-self:start}.price-label{color:var(--muted);margin-top:14px}.price{font-size:clamp(38px,7vw,64px);font-weight:950;line-height:1;color:var(--accent2);margin:4px 0 8px}.muted{color:var(--muted)}.kpis{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:18px 0}.kpi{background:var(--card2);border:1px solid var(--border);padding:11px;border-radius:12px}.kpi span{display:block;color:var(--muted);font-size:11px}.kpi strong{display:block;margin-top:4px}.breakdown{border-top:1px solid var(--border);padding-top:12px}.break-row{display:flex;justify-content:space-between;gap:15px;padding:6px 0;color:var(--muted)}.break-row strong{color:var(--text);text-align:right}.break-row.total{border-top:1px solid var(--border);margin-top:6px;padding-top:10px;color:var(--text);font-weight:800}.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}.note{margin-top:10px;padding:10px;border:1px solid color-mix(in srgb,var(--danger) 35%,var(--border));background:color-mix(in srgb,var(--danger) 10%,var(--card2));border-radius:10px;color:var(--danger)}
.primary,.secondary,.ghost{border:0;border-radius:11px;padding:10px 13px;font-weight:800}.primary{background:var(--accent2);color:#111827}.secondary{background:var(--card2);border:1px solid var(--border);color:var(--text)}.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}.small{padding:7px 10px;font-size:12px}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:14px}table{width:100%;border-collapse:collapse;min-width:700px}th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left}th{color:var(--muted);font-size:11px;letter-spacing:.06em;background:var(--card2);position:sticky;top:0}td input,td select{width:100%;background:transparent;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px}.icon-btn{border:1px solid var(--border);background:transparent;color:var(--muted);border-radius:8px;padding:6px 9px}.icon-btn:hover{color:var(--danger);border-color:var(--danger)}
.summary-box{margin:16px 0;border:1px solid var(--border);border-radius:14px;overflow:hidden}.summary-box>div{display:flex;justify-content:space-between;gap:12px;padding:11px 13px;border-bottom:1px solid var(--border)}.summary-box>div:last-child{border-bottom:0}.summary-box .total{background:var(--card2);font-size:17px}.row-actions{display:flex;gap:8px;flex-wrap:wrap}.file-label{display:inline-flex;align-items:center;cursor:pointer}.history-list{display:grid;gap:10px}.history-item{display:grid;grid-template-columns:1fr auto;gap:12px;background:var(--card2);border:1px solid var(--border);border-radius:13px;padding:13px}.history-item h3{margin:0 0 3px}.history-meta{color:var(--muted);font-size:12px}.history-price{font-weight:900;color:var(--accent2);font-size:18px;text-align:right}.history-actions{display:flex;gap:6px;justify-content:flex-end;margin-top:8px}.empty{color:var(--muted);padding:24px;text-align:center;border:1px dashed var(--border);border-radius:13px}.info-card{margin-top:16px}.info-card p{max-width:900px}footer{display:flex;gap:14px;align-items:center;justify-content:center;flex-wrap:wrap;color:var(--muted);padding:28px 10px 40px;font-size:12px}
@media(max-width:840px){.hero{grid-template-columns:1fr}.grid.two{grid-template-columns:1fr}.sticky{position:static}.form-grid{grid-template-columns:1fr}.field.wide{grid-column:auto}.kpis{grid-template-columns:1fr 1fr}.result-actions{grid-template-columns:1fr}.section-head{flex-direction:column}.topbar{padding:10px 12px}.shell{padding:12px}.card{padding:16px}.subbrand{display:none}.ad-slot{min-height:82px}}
@media(max-width:480px){.kpis{grid-template-columns:1fr}.brand{font-size:14px}.price{font-size:44px}.top-actions .ghost:not(#btnTheme){display:none}}

/* v2 — readable controls and a compact working surface */
[hidden]{display:none!important}
body{font-size:16px}
.hero{display:block;box-shadow:none;background:transparent;border:0;padding:12px 0 20px}
.hero h1{font-size:clamp(28px,3.5vw,38px);line-height:1.2;max-width:850px}
.hero p{max-width:820px;margin-top:10px}
.eyebrow,.subbrand,.field small,.kpi span,th,.history-meta,footer{font-size:13px}
.field span,.small{font-size:14px}
.field input,.field select,td input{min-height:44px;font-size:16px}
:root.light{--muted:#535f70;--accent2:#a64a00}
:root.light .primary,:root.light .tab.active{background:#fbbf24;color:#111827;border-color:#fbbf24}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent2);outline-offset:3px}
button:disabled{opacity:.5;cursor:not-allowed}
.icon-btn{min-height:44px;min-width:44px}
.tabs{border-bottom:1px solid var(--border);padding-bottom:12px;margin-top:0}
.result-card{border-top:3px solid var(--accent2)}
.price{font-size:clamp(32px,4vw,52px);overflow-wrap:anywhere;line-height:1.15;font-variant-numeric:tabular-nums}
.break-row strong,.kpi strong{font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.break-row span{flex:1;min-width:0}.break-row strong{max-width:55%}
.card p+p{margin-top:12px}
.result-actions{grid-template-columns:1fr}
@media(max-width:840px){
 .hero{padding:8px 4px 18px}.grid.two{display:flex;flex-direction:column}
 #tab-calc .result-card{order:-1}.result-card .kpis,.result-card .breakdown{display:none}
 .result-card .summary-box{margin:12px 0}.result-card .price-label{margin-top:6px}
 .result-card .result-actions{grid-template-columns:1fr 1fr}
 .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.field.wide{grid-column:1/-1}
 .table-wrap{overflow:visible;border:0;border-radius:0}
 table{display:block;min-width:0}thead{display:none}tbody{display:grid;gap:14px}
 tr{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:14px}
 td{display:flex;flex-direction:column;gap:6px;min-width:0;padding:0;border:0}
 td:before{content:attr(data-label);font-size:13px;color:var(--muted)}
 td:first-child{grid-column:1/-1}td:last-child{justify-content:end;align-items:end}td:last-child:before{display:none}
 .top-actions .ghost:not(#btnTheme){display:block}.topbar .top-actions{flex-shrink:0}
 .history-item{grid-template-columns:1fr}.history-price{text-align:left}.history-actions{justify-content:start}
}
@media(max-width:420px){
 .form-grid{grid-template-columns:1fr}.result-card .result-actions{grid-template-columns:1fr}
 .brand-wrap{gap:6px}.brand-mark{width:30px;height:30px}.brand{font-size:13px;max-width:110px}
 .top-actions button{padding:8px;font-size:13px}.card{padding:16px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.mobile-cost,.mobile-details{display:none}@media(max-width:840px){.mobile-cost{display:block;margin:12px 0}.mobile-details{display:block}.result-card.expanded .kpis{display:grid}.result-card.expanded .breakdown{display:block}}

/* v3 — autoria e catálogo ampliado */
.brand-logo-link{display:inline-flex;flex-shrink:0;border-radius:50%}
.brand-logo{display:block;width:72px;height:72px;object-fit:contain;border-radius:50%}
.top-actions{align-items:center;justify-content:flex-end;flex-wrap:wrap}
.creator-link{display:inline-flex;align-items:center;min-height:44px;max-width:280px;font-size:14px;line-height:1.35;text-decoration:underline;text-underline-offset:4px}
.topbar{gap:16px}
.cost-basis{display:block;color:var(--muted);font-size:13px}
.cost-help{margin-bottom:16px!important;font-size:14px}
#consumablesBody input[data-c="name"]{min-width:190px}
#consumablesBody input[type="number"]{min-width:85px}
#consumablesBody input[data-c="unit"]{min-width:60px}
#consumablesBody select{min-width:115px;min-height:44px;font-size:16px;background:var(--card2)}
@media(max-width:840px){
 .brand-logo{width:60px;height:60px}
 .topbar{align-items:flex-start;flex-wrap:wrap}
 .top-actions{flex:1;min-width:200px}
 .creator-link{font-size:13px;max-width:240px}
 #consumablesBody input[data-c="name"],#consumablesBody input[type="number"],#consumablesBody input[data-c="unit"],#consumablesBody select{min-width:0}
}
@media(max-width:420px){
 .top-actions{justify-content:flex-start;min-width:0;flex-basis:100%}
 .topbar .brand{max-width:none;font-size:15px}
 .topbar .subbrand{display:block}
 .creator-link{max-width:220px}
}
.history-pagination{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;padding:16px 0}.history-pagination span{font-size:.875rem;text-align:center}.history-pagination button:disabled{opacity:.45;cursor:default}