:root{--ink:#503348;--teal:#a0446d;--line:#efdee7;--muted:#836778;--paper:#fff7fa;--dark:#70405c;--radius:18px;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--paper)}button,input,select{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:10px;padding:10px 15px;min-height:44px;font-weight:600}button:hover{border-color:var(--teal);background:#fcecf3}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #e7ac51;outline-offset:3px}button:disabled{opacity:.5;cursor:not-allowed}.primary{background:var(--teal);color:white;border-color:var(--teal)}.primary:hover{background:#87375b;color:white}.subtle{font-size:14px;background:transparent}header{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:18px max(24px,calc((100vw - 1440px)/2));background:white;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-size:24px;font-weight:750;letter-spacing:-1px}.brand small{font-size:10px;letter-spacing:1.6px;margin-left:8px;font-weight:600}.mark{background:var(--teal);color:white;border-radius:9px;font-size:23px;padding:4px 12px}.actions{display:flex;gap:8px}main{max-width:1440px;margin:auto;padding:30px 24px}.intro{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-bottom:26px}.eyebrow{font-size:12px;letter-spacing:1.6px;font-weight:750;color:var(--teal);margin:0 0 8px}h1{font-size:clamp(26px,3vw,36px);font-weight:650;letter-spacing:-1.2px;margin:0}h2{font-size:20px;letter-spacing:-.4px;margin:0}.intro>p{font-size:14px;line-height:1.6;color:var(--muted)}.modes{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:22px}.modes button{text-align:left;padding:16px;display:flex;gap:12px;align-items:center;border-radius:12px}.modes button span{font-weight:500;font-size:12px;opacity:.7}.modes button[aria-selected=true]{background:var(--dark);color:white;border-color:var(--dark);box-shadow:0 4px 12px #14343b20}.workspace{display:grid;grid-template-columns:minmax(330px,.9fr) minmax(420px,1.2fr);gap:24px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:20px}.subtabs{display:flex;gap:4px;background:#f8edf3;border-radius:10px;padding:4px;margin-bottom:22px}.subtabs button{background:transparent;border:0;font-size:14px;flex:1;padding:8px;line-height:1.3}.subtabs button[aria-selected=true]{background:white;box-shadow:0 2px 5px #50334815;color:var(--teal)}fieldset{border:0;margin:0 0 22px;padding:0}legend{font-size:12px;letter-spacing:1px;font-weight:750;color:var(--muted);padding:0;margin-bottom:12px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{min-width:0}.field>label{display:block;font-size:14px;font-weight:550;margin-bottom:7px}.input-wrap{display:flex;border:1px solid #e3cdd9;border-radius:9px;background:white;align-items:center;overflow:hidden}.input-wrap:focus-within{outline:2px solid var(--teal);outline-offset:1px}.input-wrap input{border:0;min-width:0;width:100%;padding:11px 12px;background:transparent;color:var(--ink)}.input-wrap span{font-size:12px;color:var(--muted);padding:0 12px}.field select,.field>input{width:100%;padding:11px 10px;border:1px solid #e3cdd9;border-radius:9px;background:white;color:var(--ink);min-height:44px}.field small{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:5px}.field .error{color:#a12a24}.input-wrap.invalid{border-color:#bc3930;background:#fff7f6}.preset{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.preset button{padding:6px 10px;min-height:36px;font-size:13px}.preset button.active{background:#fce5ee;border-color:var(--teal);color:var(--teal)}.preset-caption{font-size:13px;color:var(--muted);margin:0 0 20px}.result-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0 0 16px}.result-head span{font-size:12px;color:var(--muted)}.cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}.card{background:white;border:1px solid var(--line);border-radius:13px;padding:18px}.card.featured{background:var(--teal);color:white;border:0;position:relative;overflow:hidden}.card.featured:after{content:"";position:absolute;right:-30px;bottom:-55px;width:130px;height:130px;border:1px solid #ffffff30;border-radius:50%}.card .label{font-size:13px;opacity:.8;margin-bottom:9px}.card strong{font-size:24px;letter-spacing:-.8px;display:block;line-height:1.2}.card small{display:block;font-size:12px;line-height:1.5;margin-top:9px;opacity:.85}.visual{margin-bottom:16px}.visual .panel-title{margin-bottom:8px}.visual .panel-title span{font-size:12px;color:var(--muted)}#diagram svg{display:block;width:100%;height:auto;max-height:320px}.muted{font-size:12px;line-height:1.6;color:var(--muted)}.notice{border-left:3px solid #e0ac53;background:#fff6e4;padding:13px 16px;border-radius:8px;font-size:14px;line-height:1.6;margin-bottom:12px}.notice.error{background:#fff0ed;border-color:#bb3930}.notice.info{background:#faedf5;border-color:var(--teal)}.project-save{padding:18px 0}.project-save label{display:block;font-size:14px;margin-bottom:8px}.project-save>div{display:flex;gap:8px}.project-save input{width:100%;min-width:0;border:1px solid var(--line);border-radius:10px;padding:12px}.project-save small{display:block;font-size:12px;line-height:1.5;color:var(--muted);margin-top:8px}.reference{margin-top:24px}.reference summary{cursor:pointer;font-size:16px;font-weight:650}table{border-collapse:collapse;width:100%;font-size:14px;margin-top:18px}th,td{padding:11px 8px;text-align:left;border-bottom:1px solid var(--line)}th{font-size:12px;color:var(--muted);font-weight:650}footer{margin-top:30px;display:flex;justify-content:space-between;color:var(--muted);font-size:12px;gap:15px}dialog{max-width:750px;width:calc(100% - 32px);border:1px solid var(--line);border-radius:18px;padding:24px;color:var(--ink);max-height:85vh}dialog::backdrop{background:#70405c70;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:20px}.material-row{display:grid;grid-template-columns:1fr 130px;align-items:center;gap:12px;margin:10px 0}.material-row input{padding:9px;border:1px solid var(--line);border-radius:8px;width:100%}.dialog-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.project-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.project-row small{display:block;color:var(--muted);font-size:12px;margin-top:4px}.project-row>div:last-child{display:flex;gap:6px}.empty{padding:30px;text-align:center;color:var(--muted);background:var(--paper);border-radius:12px}#toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--dark);color:white;border-radius:10px;padding:12px 20px;display:none;z-index:10;max-width:calc(100vw - 30px);font-size:14px}#toast.show{display:block}.print-head{display:none}@media(min-width:1150px){.form-panel{position:sticky;top:20px}}@media(max-width:900px){.workspace{grid-template-columns:1fr}.intro>p{display:none}.modes button{font-size:14px;padding:12px}.brand small{display:none}.form-panel{position:static}}@media(max-width:540px){header{padding:14px;flex-wrap:wrap;gap:12px}.actions{width:100%}.actions button{flex:1;font-size:13px;padding:8px}.brand{font-size:23px}main{padding:20px 14px}.intro{margin-bottom:18px}h1{font-size:27px}.modes{grid-template-columns:1fr 1fr}.modes button span{display:none}.panel{padding:18px}.grid{gap:12px}.cards{gap:9px}.card{padding:14px}.card strong{font-size:20px}.result-head{align-items:flex-start}.result-head span{max-width:120px;text-align:right;line-height:1.5}.project-save>div{flex-wrap:wrap}.project-save button{width:100%}footer{flex-direction:column}.project-row{flex-wrap:wrap}th,td{padding:10px 4px;font-size:12px}.subtabs button{font-size:13px}.panel-title{flex-wrap:wrap}}@media print{@page{size:A4;margin:14mm}body{background:white;font-size:11pt}header,.intro,.modes,.form-panel,.project-save,.reference,footer,dialog,#toast,.result-head span{display:none!important}main{padding:0;max-width:none}.workspace{display:block}.print-head{display:block;margin-bottom:18px}.print-head h1{font-size:22pt}.cards{break-inside:avoid}.card{padding:12px}.card.featured{background:#fcecf3!important;color:var(--ink);border:1px solid var(--teal)}.card strong{font-size:16pt}.visual{break-inside:avoid}.notice{font-size:10pt}.panel{padding:15px}#diagram svg{max-height:280px}.result-head{margin-top:15px}}

.brand-logo{display:block;width:240px;height:auto;max-width:100%;object-fit:contain}.brand{letter-spacing:normal}.print-brand{width:220px;height:auto;margin-bottom:12px}@media(max-width:540px){.brand-logo{width:210px}}

.account-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 24px;border-bottom:1px solid #efdee7;background:#fff;flex-wrap:wrap}.row-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.account-bar form{display:inline}.account-bar button{font-size:14px;padding:8px 12px}.account-bar a{color:#a0446d;font-size:14px}@media print{.account-bar{display:none}}