.bld-body{grid-template-columns:minmax(0,1fr) minmax(300px,360px);align-items:start;gap:clamp(16px,2.4vw,28px);display:grid}.bld-steps{gap:14px;min-width:0;display:grid}.bld-step{border:1px solid var(--border);border-radius:var(--r-xl);background:var(--surface);gap:16px;padding:clamp(16px,2vw,22px);display:grid}.bld-step h3{font-family:var(--font-display);color:var(--heading);align-items:center;gap:10px;margin:0;font-size:clamp(16px,15.1px + .25vw,18px);display:flex}.bld-num{background:var(--accent);width:26px;height:26px;color:var(--on-accent);border-radius:50%;flex:none;place-items:center;font-size:13px;display:grid}.bld-sliders{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px clamp(20px,3vw,40px);display:grid}.bld-slider{gap:10px;display:grid}.bld-slider-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.bld-slider-head>span{color:var(--heading);align-items:center;gap:8px;font-size:14.5px;font-weight:700;display:inline-flex}.bld-slider-head svg{color:var(--accent)}.bld-slider-head b{border-radius:var(--r-pill);background:var(--accent-soft);text-align:center;min-width:40px;color:var(--accent);padding:2px 10px;font-size:14px}.mkt .bld-slider input[type=range]{background:linear-gradient(90deg, var(--accent) var(--fill), var(--border) var(--fill));cursor:pointer;appearance:none;border-radius:99px;width:100%;height:8px;padding:0;box-shadow:none!important;border:0!important}.bld-slider input[type=range]::-webkit-slider-thumb{border:4px solid var(--surface);background:var(--accent);width:22px;height:22px;box-shadow:var(--elev-2);appearance:none;border-radius:50%}.bld-slider input[type=range]::-moz-range-thumb{border:4px solid var(--surface);background:var(--accent);width:16px;height:16px;box-shadow:var(--elev-2);border-radius:50%}.bld-lanes{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}.bld-lanes button{border:1.5px solid var(--border);border-radius:var(--r-lg);background:var(--surface-alt);width:100%;height:100%;font:inherit;text-align:left;color:var(--text-2);cursor:pointer;transition:border-color .2s var(--ease), background .2s var(--ease), opacity .2s var(--ease);gap:4px;padding:12px 14px;display:grid}.bld-lanes button:hover:not(:disabled){border-color:var(--accent-brd)}.bld-lanes button:disabled{cursor:not-allowed;opacity:.55}.bld-lanes button[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent)}.bld-lane-top{justify-content:space-between;align-items:center;gap:6px;display:flex}.bld-lane-top b{color:var(--heading);font-size:15px}.bld-chip{border-radius:var(--r-pill);background:var(--success-soft);white-space:nowrap;color:var(--success-ink);padding:2px 8px;font-size:11.5px;font-weight:700}.bld-lanes button:disabled .bld-chip{background:var(--surface-2);color:var(--text-3)}.bld-lanes button[aria-pressed=true] .bld-chip{background:var(--accent);color:var(--on-accent)}.bld-lane-price{font-family:var(--font-display);color:var(--heading);font-size:19px;font-weight:700}.bld-lanes button:disabled .bld-lane-price{text-decoration:line-through;text-decoration-thickness:1.5px}.bld-lanes small{color:var(--text-3);font-size:12.5px}.bld-tools{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.bld-tools button{border:1.5px solid var(--border);border-radius:var(--r-pill);background:var(--surface);min-height:42px;font:inherit;color:var(--heading);cursor:pointer;transition:border-color .2s var(--ease), background .2s var(--ease);align-items:center;gap:8px;padding:4px 12px 4px 5px;font-size:14px;font-weight:700;display:inline-flex}.bld-tools button:hover{border-color:color-mix(in srgb, var(--tone) 50%, var(--border))}.bld-tools button[aria-pressed=true]{border-color:var(--tone);background:color-mix(in srgb, var(--tone) 9%, var(--surface))}.bld-icon{background:color-mix(in srgb, var(--tone) 14%, var(--surface));width:30px;height:30px;color:var(--tone);border-radius:50%;flex:none;place-items:center;display:grid}.bld-check{background:var(--surface-2);width:22px;height:22px;color:var(--text-3);border-radius:50%;place-items:center;display:grid}.bld-tools button[aria-pressed=true] .bld-check{background:var(--tone);color:var(--on-accent)}.bld-cost{border:1px solid var(--border);background:var(--surface-alt);width:104px;height:34px;color:var(--text-3);border-radius:9px;flex:none;align-items:center;gap:3px;padding:0 9px;font-size:13px;font-weight:600;display:flex}.bld-cost:focus-within{border-color:var(--accent)}.mkt .bld-cost input,.mkt .bld-cost input:focus-visible,.mkt .bld-cost input:hover{width:0;min-width:0;height:auto;font:inherit;font-family:var(--font-mono);text-align:right;color:var(--heading);appearance:textfield;background:0 0;outline:none;flex:1;padding:0;font-weight:700;box-shadow:none!important;border:0!important}.bld-cost input::-webkit-inner-spin-button{appearance:none;margin:0}.bld-cost input::-webkit-outer-spin-button{appearance:none;margin:0}.bld-bill{filter:drop-shadow(0 14px 28px color-mix(in srgb, var(--heading) 14%, transparent));position:sticky;top:96px}.bld-paper{--zz:9px;padding:22px 22px calc(22px + var(--zz));border-top:5px solid var(--accent);border-radius:var(--r-lg) var(--r-lg) 0 0;background:var(--surface);-webkit-mask:linear-gradient(black 0 0) top / 100% calc(100% - var(--zz)) no-repeat, conic-gradient(from -45deg at bottom, transparent, black 1deg 89deg, transparent 90deg) bottom / calc(var(--zz) * 2) var(--zz) repeat-x;-webkit-mask:linear-gradient(black 0 0) top / 100% calc(100% - var(--zz)) no-repeat, conic-gradient(from -45deg at bottom, transparent, black 1deg 89deg, transparent 90deg) bottom / calc(var(--zz) * 2) var(--zz) repeat-x;mask:linear-gradient(black 0 0) top / 100% calc(100% - var(--zz)) no-repeat, conic-gradient(from -45deg at bottom, transparent, black 1deg 89deg, transparent 90deg) bottom / calc(var(--zz) * 2) var(--zz) repeat-x;gap:14px;display:grid}.bld-paper h3{border-bottom:1.5px dashed var(--border-2);font-family:var(--font-display);color:var(--heading);margin:0;padding-bottom:12px;font-size:17px}.bld-empty{color:var(--text-3);margin:0;font-size:14px;line-height:1.5}.bld-lines{gap:8px;margin:0;padding:0;list-style:none;display:grid}.bld-lines li{border-left:3px solid var(--tone);justify-content:space-between;align-items:center;gap:10px;padding-left:10px;display:flex}.bld-line-name{min-width:0;display:grid}.bld-line-name b{color:var(--heading);font-size:14px}.bld-line-name small{color:var(--text-3);font-size:12px;line-height:1.35}.bld-totals>div{color:var(--text-2);justify-content:space-between;align-items:baseline;gap:12px;font-size:14px;display:flex}.bld-totals{border-top:1.5px dashed var(--border-2);gap:10px;margin:0;padding-top:12px;display:grid}.bld-totals dt{color:var(--heading);font-weight:600;display:grid}.bld-totals dt small{color:var(--text-3);font-size:12px;font-weight:500}.bld-totals dd{font-family:var(--font-mono);white-space:nowrap;color:var(--heading);margin:0;font-size:14px;font-weight:700}.bld-totals [data-struck] dd{color:var(--text-3);text-decoration:line-through}.bld-verdict{border-radius:var(--r-md);background:var(--accent-soft);color:var(--text-2);gap:2px;padding:12px 14px;font-size:13.5px;font-weight:600;display:grid}.bld-verdict[data-save]{background:var(--success-soft)}.bld-verdict strong{font-family:var(--font-display);color:var(--heading);font-size:clamp(26px,24px + .5vw,32px);line-height:1.1}.bld-verdict[data-save] strong{color:var(--success-ink)}.bld-see{min-height:32px;font:inherit;color:var(--accent);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;gap:6px;padding:0;font-size:14px;font-weight:700;display:inline-flex}.bld-see:hover{text-decoration:underline}@media (max-width:960px){.bld-body{grid-template-columns:minmax(0,1fr)}.bld-bill{position:static}}@media (max-width:640px){.bld-step{gap:14px;padding:14px}.bld-sliders{grid-template-columns:minmax(0,1fr)}.bld-lanes{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.bld-lanes button{text-align:center;align-content:start;gap:2px;padding:8px 6px}.bld-lane-top{justify-items:center;gap:4px;display:grid}.bld-lane-top b{font-size:13.5px}.bld-chip{order:2;padding:1px 6px;font-size:10.5px}.bld-lanes small{display:none}.bld-lane-price{font-size:15px}.bld-tools{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;display:grid}.bld-tools button{text-align:left;border-radius:14px;width:100%;min-height:44px;padding-right:8px;font-size:13px;line-height:1.2}.bld-tools .bld-check{flex:none;margin-left:auto}.bld-tools .bld-icon{display:none}.bld-tools button{border-left:4px solid var(--tone);padding-left:12px}.bld-line-name small{display:none}.bld-paper{padding:18px 16px calc(18px + var(--zz))}}