.tools-page{
  --tool-line:#D8E0D0;
  --tool-panel:#FFFFFF;
  --tool-muted:#637058;
  --tool-green:#083B2E;
  --tool-blue:#246B8A;
  --tool-red:#B42318;
  --tool-amber:#E6C84A;
  --tool-shadow:0 20px 54px -42px rgba(8,59,46,.9);
}

.tools-page{background:linear-gradient(180deg,color-mix(in srgb,var(--lucence-halo) 18%,var(--paper)) 0,var(--paper) 340px)}
.tools-hero{padding-top:clamp(44px,7vw,78px);padding-bottom:clamp(32px,5vw,52px)}
.tools-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.65fr);gap:clamp(28px,5vw,64px);align-items:end}
.tools-hero h1{font-size:var(--step-4);max-width:12.5ch;margin:.38em 0 .32em}
.tools-summary{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:var(--tool-shadow)}
.tools-summary div{background:rgba(255,255,255,.86);padding:20px 22px;display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center}
.tools-summary span{font-family:var(--display);font-weight:800;font-size:2rem;color:var(--lucence-deep);min-width:42px}
.tools-summary p{color:var(--ink-soft);font-weight:600}

.tools-shell{padding-top:0}
.tool-tabs{position:sticky;top:74px;z-index:30;display:flex;gap:6px;overflow:auto;padding:8px;background:color-mix(in srgb,var(--paper-raised) 92%,transparent);border:1px solid var(--line);border-radius:8px;backdrop-filter:blur(14px);box-shadow:0 14px 38px -34px rgba(8,59,46,.9)}
.tool-tab{flex:none;border:1px solid transparent;background:transparent;color:var(--ink-soft);border-radius:6px;padding:10px 13px;font:700 .88rem var(--body);cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease}
.tool-tab:hover{background:color-mix(in srgb,var(--lucence-halo) 38%,#fff);color:var(--ink)}
.tool-tab.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}

.tool-panel,.tool-overview{display:none;margin-top:18px;background:var(--tool-panel);border:1px solid var(--line);border-radius:8px;padding:clamp(22px,3vw,34px);box-shadow:var(--tool-shadow);position:relative;overflow:hidden}
.tool-panel::before,.tool-overview::before{content:"";position:absolute;inset:0 0 auto;height:4px;background:linear-gradient(90deg,var(--lucence-deep),var(--lucence),var(--tool-blue))}
.tool-panel.active{display:block}
.tool-overview.active{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(22px,4vw,44px);align-items:start}
.tool-overview h2{font-size:var(--step-2);margin-top:.5em}
.tool-overview p{color:var(--ink-soft);max-width:42ch;margin-top:10px}
.tool-picker-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.tool-picker-grid button{border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,#fff,var(--paper));padding:16px;text-align:left;display:grid;gap:6px;cursor:pointer;color:var(--ink);transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.tool-picker-grid button:hover{border-color:var(--lucence-deep);transform:translateY(-2px);box-shadow:0 14px 30px -26px rgba(8,59,46,.8)}
.tool-picker-grid strong{font-family:var(--display);font-size:1.05rem;color:var(--lucence-deep)}
.tool-picker-grid span{color:var(--ink-soft);font-size:.94rem}
.tool-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,.28fr);gap:24px;align-items:start;margin-bottom:28px}
.tool-header h2{font-size:var(--step-2);margin-top:.5em}
.tool-header p{color:var(--ink-soft);max-width:62ch;margin-top:10px}
.result-card{display:grid;align-content:center;justify-items:start;gap:8px;min-height:112px;border:1px solid color-mix(in srgb,var(--lucence-deep) 22%,var(--line));border-radius:8px;background:linear-gradient(135deg,var(--ink),var(--lucence-deep));font-family:var(--display);font-size:clamp(1.45rem,3vw,2.25rem);font-weight:800;color:var(--paper);text-align:left;padding:18px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.result-card::before{content:attr(data-label);font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--paper) 68%,transparent);font-weight:500}
.result-card.small{font-size:1.15rem;min-height:88px}
.result-card.small span{font-size:2rem;margin-right:.25em;color:var(--lucence)}

.tool-form{display:grid;gap:22px}
.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.tool-field{display:grid;gap:7px;align-content:start}
.tool-field.full{grid-column:1/-1}
.tool-field span{font-weight:700;color:var(--ink);font-size:.95rem}
.tool-field input,.tool-field select,.tool-field textarea{
  width:100%;min-height:46px;border:1px solid var(--line-strong);border-radius:6px;background:linear-gradient(180deg,#fff,#FBFCF8);color:var(--ink);
  font:inherit;padding:10px 12px;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.tool-field textarea{resize:vertical;line-height:1.45}
.tool-field small{font-size:.78rem;line-height:1.35;color:var(--ink-soft)}
.tool-field input[readonly]{background:color-mix(in srgb,var(--lucence-halo) 18%,#fff);color:var(--ink-soft)}
.tool-field input:hover,.tool-field select:hover,.tool-field textarea:hover{border-color:color-mix(in srgb,var(--lucence-deep) 36%,var(--line-strong))}
.tool-field input:focus,.tool-field select:focus,.tool-field textarea:focus{outline:2px solid var(--lucence);outline-offset:2px;border-color:var(--lucence-deep);background:#fff}
.actions-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:4px}
.actions-row.tight{margin-top:-8px}
.inline-total{font-family:var(--mono);color:var(--ink-soft)}

.metrics-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.metrics-grid p{background:#fff;padding:16px;display:grid;gap:5px;min-width:0}
.metrics-grid span{font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint)}
.metrics-grid strong{font-family:var(--display);font-size:1.2rem;color:var(--lucence-deep)}
.metrics-grid.compact{grid-template-columns:repeat(2,1fr)}
.chart-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:16px}
.bar-chart{border:1px solid var(--line);border-radius:8px;padding:18px;background:#fff;display:grid;gap:12px}
.bar-row{display:grid;grid-template-columns:130px 1fr 72px;gap:12px;align-items:center}
.bar-track{height:28px;background:var(--paper);border:1px solid var(--line);border-radius:5px;overflow:hidden}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--lucence-deep),#315F51)}
.bar-row:nth-child(2n) .bar-fill{background:linear-gradient(90deg,#6D7F4A,#91A05A)}

.rounds-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.round-card{border:1px solid var(--line);border-radius:8px;padding:16px;background:#fff;display:grid;gap:12px;box-shadow:0 12px 28px -26px rgba(8,59,46,.65)}
.round-card h3{font-size:1.05rem}
.cofounder-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.founder-row{display:grid;grid-template-columns:1fr 110px auto;gap:8px;align-items:end}
.icon-button{border:1px solid var(--line-strong);background:#fff;border-radius:6px;width:42px;height:42px;cursor:pointer;font:700 1rem var(--body);display:inline-grid;place-items:center;color:var(--ink-soft)}
.icon-button:hover{border-color:var(--ink);color:var(--ink)}

.cofounder-table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.cofounder-table{width:100%;border-collapse:collapse;min-width:860px}
.cofounder-table th,.cofounder-table td{border-bottom:1px solid var(--line);padding:12px;text-align:left;vertical-align:middle}
.cofounder-table th{font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);background:color-mix(in srgb,var(--lucence-halo) 32%,var(--paper))}
.cofounder-table select,.cofounder-table input{width:100%;min-height:38px;border:1px solid var(--line-strong);border-radius:5px;padding:7px 8px;font:inherit;background:#fff}
.cofounder-score{font-family:var(--display);font-weight:800;color:var(--lucence-deep)}

.bmc-stage{display:grid;gap:16px}
.bmc-toolbar{display:grid;grid-template-columns:minmax(220px,1fr) auto auto auto auto auto;gap:12px;align-items:end}
.bmc-fullscreen-button{gap:8px}
.bmc-fullscreen-button svg{flex:0 0 auto}
.bmc-board{display:grid;grid-template-columns:1.05fr 1.05fr 1.1fr 1.05fr 1.05fr;grid-template-rows:260px 260px 210px;gap:1px;background:#AEB8A5;border:1px solid #AEB8A5;border-radius:8px;overflow:hidden;box-shadow:0 18px 42px -36px rgba(8,59,46,.9)}
.bmc-stage:fullscreen{background:var(--paper);padding:18px;overflow:auto;grid-template-rows:auto minmax(0,1fr)}
.bmc-stage.is-fullscreen{position:fixed;inset:0;z-index:9999;background:var(--paper);padding:18px;overflow:auto;grid-template-rows:auto minmax(0,1fr)}
.bmc-stage:fullscreen .bmc-toolbar,.bmc-stage.is-fullscreen .bmc-toolbar{position:sticky;top:0;z-index:2;background:var(--paper);padding-bottom:10px;border-bottom:1px solid var(--line)}
.bmc-stage:fullscreen .bmc-board,.bmc-stage.is-fullscreen .bmc-board{min-height:calc(100vh - 118px);grid-template-rows:minmax(220px,1fr) minmax(220px,1fr) minmax(170px,.72fr);border-radius:4px}
.bmc-block{background:#D8DDD2;padding:12px;display:flex;flex-direction:column;gap:10px;min-width:0}
.bmc-block[data-block="value"]{background:#E4EAD9}
.bmc-block[data-block="segments"],.bmc-block[data-block="relationships"],.bmc-block[data-block="channels"]{background:#DFE5D8}
.bmc-block[data-block="cost"]{background:#EAE3D6}
.bmc-block[data-block="revenue"]{background:#DCE9E8}
.bmc-block[data-block="partners"]{grid-row:1/3}
.bmc-block[data-block="value"]{grid-row:1/3;grid-column:3}
.bmc-block[data-block="segments"]{grid-row:1/3;grid-column:5}
.bmc-block[data-block="cost"]{grid-column:1/3}
.bmc-block[data-block="revenue"]{grid-column:3/6}
.bmc-block h3{font-size:.95rem;color:var(--lucence-deep);display:flex;justify-content:space-between;gap:8px;align-items:center}
.bmc-count{min-width:26px;height:24px;border:1px solid rgba(8,59,46,.16);border-radius:100px;display:inline-grid;place-items:center;background:rgba(255,255,255,.52);font-family:var(--mono);font-size:.72rem;color:var(--ink-soft)}
.bmc-notes{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;align-items:start;overflow:auto}
.bmc-empty{min-height:108px;border:1px dashed rgba(8,59,46,.28);border-radius:6px;background:rgba(255,255,255,.34);color:var(--ink-soft);font:700 .88rem var(--body);cursor:pointer}
.bmc-empty:hover{background:rgba(255,255,255,.58);color:var(--ink)}
.sticky-note{min-height:116px;background:#FBFFA7;border:1px solid #E1DE74;border-radius:3px;padding:10px;box-shadow:4px 5px 0 rgba(8,59,46,.12);cursor:pointer;display:grid;gap:6px;align-content:start;text-align:left;color:var(--ink)}
.sticky-note:hover{transform:translateY(-1px);box-shadow:5px 7px 0 rgba(8,59,46,.14)}
.sticky-note strong{font-size:.88rem;line-height:1.2}
.sticky-note p{font-size:.82rem;color:#3C4635;line-height:1.28}
.sticky-note span{font-family:var(--mono);font-size:.75rem;color:var(--lucence-deep)}
.sticky-note .note-finance{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:#6D7F4A}
.sticky-note[data-finance="revenue"]{background:#E7F7F4;border-color:#A6DCD3}
.sticky-note[data-finance="variable-cost"],.sticky-note[data-finance="fixed-cost"]{background:#FFF2C5;border-color:#E9D27A}
.bmc-pl-summary{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:center;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);font:700 1rem var(--body);cursor:pointer;padding:12px 16px;box-shadow:0 12px 28px -28px rgba(8,59,46,.75)}
.bmc-pl-summary span:first-child{text-align:left;color:var(--ink-soft)}
.bmc-pl-summary span:nth-child(2){font-size:1.2rem;color:var(--lucence-deep);font-family:var(--display)}
.bmc-pl-summary span:last-child{text-align:right;color:var(--ink-soft)}
.bmc-pl-summary strong{color:var(--ink)}
.bmc-pl-summary.is-loss span:nth-child(2){color:var(--tool-red)}
.profit-dialog{border:0;border-radius:8px;padding:0;width:min(760px,calc(100vw - 32px));box-shadow:0 24px 80px rgba(8,20,13,.35)}
.profit-dialog::backdrop{background:rgba(12,16,13,.58)}
.profit-dialog form{background:var(--paper-raised);padding:0;display:grid;color:var(--ink)}
.profit-dialog header{display:flex;justify-content:space-between;align-items:center;background:var(--lucence-deep);color:var(--paper);padding:16px 18px}
.profit-dialog h3{font-size:1.08rem}
.profit-dialog h4{font-size:.9rem;color:var(--lucence-mid);margin-bottom:18px;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase}
.profit-dialog h5{font-size:.92rem;margin:12px 0 8px}
.profit-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:20px 18px 16px}
.profit-grid section:first-child{border-right:1px solid rgba(8,59,46,.18);padding-right:28px}
.profit-list{display:grid;gap:7px;min-height:26px}
.profit-line{display:flex;justify-content:space-between;gap:18px;font-size:.9rem;border-bottom:1px solid var(--line);padding-bottom:7px}
.profit-empty{color:#637058;font-size:.9rem}
.profit-totals{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 18px 16px}
.profit-totals p{display:flex;justify-content:space-between;gap:14px;border:1px solid var(--line);border-radius:8px;padding:14px;background:color-mix(in srgb,var(--lucence-halo) 18%,var(--paper))}
.profit-result{text-align:center;font-family:var(--display);font-size:1.7rem;font-weight:800;color:var(--lucence-deep);padding:12px 18px 16px;border-top:1px solid var(--line);background:linear-gradient(180deg,var(--paper-raised),var(--paper))}
.profit-result.is-loss{color:var(--tool-red)}
.profit-dialog menu{display:flex;justify-content:flex-end;padding:0 18px 18px;margin:0}

.note-dialog{border:0;border-radius:8px;padding:0;width:min(640px,calc(100vw - 32px));box-shadow:0 24px 80px rgba(8,20,13,.35)}
.note-dialog::backdrop{background:rgba(12,16,13,.55)}
.note-dialog form{padding:18px;display:grid;gap:14px;background:#fff;max-height:min(86vh,900px);overflow:auto}
.note-dialog header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:10px}
.note-dialog h3{font-size:1.2rem}
.note-dialog menu{display:flex;justify-content:flex-end;gap:10px;padding:0;margin:6px 0 0}
.finance-fields{display:grid;gap:12px;border:1px solid color-mix(in srgb,var(--lucence-deep) 18%,var(--line));border-radius:8px;background:linear-gradient(180deg,color-mix(in srgb,var(--lucence-halo) 24%,#fff),#fff);padding:14px}
.finance-fields[hidden],.finance-section[hidden],.finance-warning[hidden],.finance-readout[hidden]{display:none}
.finance-section{display:grid;gap:12px}
.finance-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.finance-warning{border:1px solid color-mix(in srgb,var(--tool-red) 28%,#F5D4CF);border-radius:6px;background:#FFF6F4;color:var(--tool-red);font-weight:800;font-size:.9rem;padding:10px 12px}
.finance-readout{display:flex;justify-content:space-between;gap:14px;align-items:center;border:1px solid rgba(8,59,46,.16);border-radius:6px;background:#fff;padding:10px 12px;color:var(--ink-soft);font-size:.88rem}
.finance-readout span{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em}
.finance-readout strong{color:var(--lucence-deep);text-align:right}
.finance-estimate{display:flex;justify-content:space-between;gap:16px;align-items:center;border-top:1px solid rgba(8,59,46,.14);padding-top:12px;color:var(--ink-soft);font-size:.9rem}
.finance-estimate strong{font-family:var(--display);font-size:1.3rem;color:var(--lucence-deep)}

@media (max-width:920px){
  .tools-hero-grid,.tool-header,.chart-grid,.tool-overview{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .rounds-grid,.cofounder-list{grid-template-columns:1fr}
  .bmc-toolbar{grid-template-columns:1fr 1fr}
  .bmc-board{grid-template-columns:1fr 1fr;grid-template-rows:none}
  .bmc-block,.bmc-block[data-block]{grid-column:auto;grid-row:auto;min-height:220px}
}

@media (max-width:680px){
  .field-grid,.metrics-grid,.metrics-grid.compact,.tool-picker-grid{grid-template-columns:1fr}
  .tool-tabs{top:74px}
  .bar-row{grid-template-columns:1fr}
  .bmc-toolbar{grid-template-columns:1fr}
  .bmc-board{grid-template-columns:1fr}
  .bmc-pl-summary{display:grid;grid-template-columns:1fr;gap:8px;text-align:center}
  .bmc-pl-summary span:first-child,.bmc-pl-summary span:last-child{text-align:center}
  .profit-grid,.profit-totals{grid-template-columns:1fr}
  .profit-grid section:first-child{border-right:0;border-bottom:1px solid rgba(8,59,46,.18);padding-right:0;padding-bottom:18px}
  .finance-grid{grid-template-columns:1fr}
}