:root{
  --bg:#0a0f1a;--bg2:#0f1626;--panel:#131c2f;--panel2:#18233a;--line:rgba(148,178,220,.15);--line2:rgba(148,178,220,.32);
  --text:#e7edf7;--text2:#c9d4e5;--muted:#93a3bd;--accent:#3ec7ff;--on-accent:#04121c;--ok:#4ade80;--warn:#fbbf24;--err:#f87171;
  --fd:'Space Grotesk',system-ui,sans-serif;--fb:'Inter',system-ui,sans-serif;--fm:'JetBrains Mono',ui-monospace,monospace;color-scheme:dark;
}
html[data-theme="light"]{--bg:#f3f6fa;--bg2:#e8eef5;--panel:#fff;--panel2:#f6f9fc;--line:rgba(20,45,80,.12);--line2:rgba(20,45,80,.28);--text:#10233a;--text2:#2b405a;--muted:#5a6e86;--accent:#0a84c6;--on-accent:#fff;--ok:#15803d;--warn:#b45309;--err:#dc2626;color-scheme:light}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font:400 14px/1.5 var(--fb);-webkit-font-smoothing:antialiased;min-height:100vh}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-family:var(--fd);letter-spacing:-.01em;line-height:1.2;text-wrap:balance}
a{color:var(--accent)}
.boot{min-height:100vh;display:grid;place-items:center}
.spin{width:28px;height:28px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:sp 1s linear infinite}@keyframes sp{to{transform:rotate(360deg)}}
.muted{color:var(--muted)}.small{font-size:.8rem}.mono{font-family:var(--fm)}.r{text-align:right}.nowrap{white-space:nowrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line2);background:transparent;border-radius:9px;padding:.5rem .9rem;cursor:pointer;font-weight:500;font-size:.86rem;white-space:nowrap;transition:.15s}
.btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.btn:disabled{opacity:.45;cursor:default}
.btn.pri{background:var(--accent);border-color:var(--accent);color:var(--on-accent);font-weight:600}.btn.pri:hover:not(:disabled){filter:brightness(1.08);color:var(--on-accent)}
.btn.sm{padding:.3rem .6rem;font-size:.78rem;border-radius:7px}.btn.ghost{border-color:transparent}.btn.danger:hover{border-color:var(--err);color:var(--err)}
.ic{border:0;background:none;cursor:pointer;color:var(--muted);padding:4px 6px;border-radius:6px;font-size:.9rem}.ic:hover{color:var(--err);background:rgba(248,113,113,.1)}
input[type=text],input[type=number],input[type=date],input[type=password],input[type=email],select,textarea{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:.5rem .65rem;outline:none;min-width:0}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical;min-height:70px;line-height:1.45}
input[type=number]{text-align:right;font-family:var(--fm);font-size:.85rem}
fieldset{border:0;min-width:0}fieldset:disabled input,fieldset:disabled select,fieldset:disabled textarea{opacity:.85}
label.f{display:grid;gap:5px;font-size:.78rem;color:var(--muted);font-weight:500}
label.f>span{letter-spacing:.02em}
.grid{display:grid;gap:14px;grid-template-columns:minmax(0,1fr)}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:760px){.g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.card>h3{font-size:1.05rem;margin-bottom:4px}.card>.sub{color:var(--muted);font-size:.84rem;margin-bottom:14px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.sp{flex:1}
/* sign-in */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.auth .card{width:100%;max-width:420px;display:grid;gap:14px;padding:28px}
.auth h1{font-size:1.4rem}.auth .brand{font-family:var(--fm);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.err{color:var(--err);font-size:.84rem;min-height:1em}
/* app shell */
.top{position:sticky;top:0;z-index:20;display:flex;gap:10px;align-items:center;padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);flex-wrap:wrap}
.top h1{font-size:1.05rem;display:flex;gap:8px;align-items:center}.top h1 b{color:var(--accent)}
.top .who{font-size:.8rem;color:var(--muted)}
.wrap{max-width:1320px;margin:0 auto;padding:22px max(16px,env(safe-area-inset-right,0px)) 60px max(16px,env(safe-area-inset-left,0px))}
/* list */
.qtable{width:100%;border-collapse:collapse;font-size:.86rem}
.qtable th{text-align:left;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;padding:8px 10px;border-bottom:1px solid var(--line)}
.qtable td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
.qtable tr.click{cursor:pointer}.qtable tr.click:hover td{background:var(--panel2)}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.pill{display:inline-block;border-radius:999px;padding:2px 9px;font-size:.72rem;font-weight:600;border:1px solid var(--line2)}
.pill.draft{color:var(--muted)}.pill.sent{color:var(--accent);border-color:var(--accent)}.pill.accepted{color:var(--ok);border-color:var(--ok)}.pill.declined,.pill.archived{color:var(--err);border-color:var(--err)}
.empty{padding:40px 20px;text-align:center;color:var(--muted)}
/* editor */
.ed{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:start}
@media(max-width:1060px){.ed{grid-template-columns:minmax(0,1fr)}}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:16px;border-bottom:1px solid var(--line)}
.tabs button{border:0;background:none;padding:10px 14px;cursor:pointer;color:var(--muted);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px;font-size:.88rem}
.tabs button.on{color:var(--text);border-bottom-color:var(--accent)}.tabs button i{font-style:normal;font-family:var(--fm);font-size:.72rem;color:var(--accent);margin-right:6px}
.side{position:sticky;top:70px;display:grid;gap:14px}
.tot{display:grid;gap:7px;font-size:.84rem}.tot div{display:flex;justify-content:space-between;gap:10px}.tot div span:last-child{font-family:var(--fm);font-size:.8rem;white-space:nowrap;text-align:right}
.tot .big{border-top:1px solid var(--line2);padding-top:9px;margin-top:3px;font-weight:700;font-size:1rem}.tot .big span:last-child{font-size:.95rem;color:var(--accent)}
.tot .int{color:var(--warn)}
.chk{display:flex;gap:8px;align-items:center;font-size:.86rem;cursor:pointer;padding:6px 10px;border:1px solid var(--line);border-radius:9px;background:var(--bg2)}
.chk input{accent-color:var(--accent);width:16px;height:16px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips button{border:1px solid var(--line2);background:none;border-radius:999px;padding:4px 11px;font-size:.8rem;cursor:pointer;color:var(--muted)}
.chips button.on{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.ph{border:1px solid var(--line);border-radius:14px;background:var(--panel);margin-bottom:14px;overflow:hidden}
.ph>summary{list-style:none;cursor:pointer;display:flex;gap:12px;align-items:center;padding:14px 18px;flex-wrap:wrap}
.ph>summary::-webkit-details-marker{display:none}
.ph>summary .n{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;font-weight:700;color:#fff;background:var(--c);flex:none;font-size:.85rem}
.ph>summary h4{font-size:.98rem}.ph>summary .m{color:var(--muted);font-size:.8rem}
.ph>summary .amt{margin-left:auto;font-family:var(--fm);font-size:.86rem;font-weight:600}
.ph[open]>summary{border-bottom:1px solid var(--line)}
.ph .in{padding:16px 18px;display:grid;gap:18px}
.ph h5{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;display:flex;gap:10px;align-items:center}
.lt{width:100%;border-collapse:collapse;font-size:.84rem;min-width:640px}
.lt th{font-size:.7rem;color:var(--muted);text-align:left;font-weight:600;padding:4px 6px;letter-spacing:.04em;text-transform:uppercase}
.lt td{padding:3px 6px;vertical-align:middle}.lt td.c{font-family:var(--fm);font-size:.8rem;text-align:right;white-space:nowrap}
.lt tr.off td{opacity:.4}.lt tr.off td:last-child{opacity:1}
.lt input,.lt select{padding:.35rem .5rem;font-size:.82rem}
.lt input[type=number]{min-width:92px}.lt select{min-width:120px}.lt .w-q{width:72px}.lt .w-n{width:120px}.lt .w-s{width:150px}.lt .w-f{width:80px}
.lt tfoot td{border-top:1px solid var(--line);padding-top:7px;font-weight:600}
.ovx{overflow-x:auto}
.why{font-size:.74rem;color:var(--warn);display:block}
.gantt{display:grid;gap:6px;font-size:.8rem}
.gantt .gr{display:grid;grid-template-columns:150px minmax(0,1fr) 170px;gap:10px;align-items:center}
.gantt .gb{position:relative;height:22px;background:var(--bg2);border-radius:6px}
.gantt .gb i{position:absolute;top:0;bottom:0;border-radius:6px;background:var(--c)}
@media(max-width:700px){.gantt .gr{grid-template-columns:90px minmax(0,1fr)}.gantt .gr>span:last-child{grid-column:1/-1;font-size:.72rem;color:var(--muted)}}
.note{font-size:.8rem;color:var(--muted);background:var(--bg2);border:1px dashed var(--line2);border-radius:10px;padding:10px 12px}
.list-ed{display:grid;gap:6px}.list-ed .li{display:flex;gap:6px}
/* modal */
.mod{position:fixed;inset:0;z-index:50;background:rgba(3,7,14,.7);display:grid;place-items:center;padding:16px}
.mod .card{width:100%;max-width:520px;max-height:90vh;overflow:auto;display:grid;gap:12px}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:90;display:grid;gap:8px;pointer-events:none}
#toast div{background:var(--panel2);border:1px solid var(--line2);border-left:4px solid var(--accent);padding:10px 14px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.3);font-size:.86rem;animation:tin .2s}
#toast div.e{border-left-color:var(--err)}#toast div.ok{border-left-color:var(--ok)}@keyframes tin{from{opacity:0;transform:translateY(8px)}}

/* ================= printable quotation ================= */
#doc{position:fixed;inset:0;z-index:60;background:#5b6472;overflow:auto}
#doc .dbar{position:sticky;top:0;z-index:2;display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 16px;background:#1d2533;color:#e7edf7;border-bottom:1px solid #000}
#doc .dbar .btn{border-color:#55627a;color:#e7edf7}#doc .dbar .btn.pri{background:#3ec7ff;color:#04121c;border-color:#3ec7ff}
#doc .dbar .seg{display:flex;border:1px solid #55627a;border-radius:9px;overflow:hidden}#doc .dbar .seg button{border:0;background:none;color:#c9d4e5;padding:.45rem .8rem;cursor:pointer;font-size:.84rem}#doc .dbar .seg button.on{background:#3ec7ff;color:#04121c;font-weight:600}
.paper{--ink:#111827;--ink2:#374151;--mute:#6b7280;--rule:#d9dee6;--acc:#0b6fa4;--tint:#f2f6fa;
  width:210mm;max-width:calc(100% - 24px);margin:18px auto 40px;background:#fff;color:var(--ink);padding:16mm 15mm;box-shadow:0 10px 40px rgba(0,0,0,.35);font:400 9.6pt/1.45 var(--fb);color-scheme:light}
.paper h1,.paper h2,.paper h3,.paper h4{color:var(--ink)}
.paper .lh{display:flex;justify-content:space-between;gap:20px;border-bottom:3px solid var(--acc);padding-bottom:12px;margin-bottom:16px}
.paper .lh .co b{font-family:var(--fd);font-size:15pt;display:block}.paper .lh .co{font-size:8.4pt;color:var(--ink2);white-space:pre-line}
.paper .lh .qt{text-align:right}.paper .lh .qt h1{font-size:20pt;letter-spacing:.06em;color:var(--acc)}
.paper .lh .qt table{margin-left:auto;font-size:8.6pt;border-collapse:collapse}.paper .lh .qt td{padding:1px 0 1px 12px}.paper .lh .qt td:first-child{color:var(--mute)}
.paper .to{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:14px;font-size:9pt}
.paper .to div{background:var(--tint);border-radius:6px;padding:9px 11px;white-space:pre-line}.paper .to small{display:block;font-size:7.4pt;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);margin-bottom:3px;font-weight:600}
.paper h2{font-size:11.5pt;margin:18px 0 8px;padding-bottom:4px;border-bottom:1px solid var(--rule);break-after:avoid}
.paper h2 i{font-style:normal;color:var(--acc);margin-right:6px}
.paper .hero{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:6px 0 4px}
.paper .hero div{border:1px solid var(--rule);border-radius:6px;padding:9px 11px}.paper .hero small{display:block;color:var(--mute);font-size:7.6pt;text-transform:uppercase;letter-spacing:.08em}.paper .hero b{font-size:12.5pt;font-family:var(--fd)}
.paper table.t{width:100%;border-collapse:collapse;font-size:8.6pt;margin:4px 0 8px}
.paper table.t th{background:var(--tint);text-align:left;font-weight:600;padding:5px 7px;font-size:7.8pt;text-transform:uppercase;letter-spacing:.04em;color:var(--ink2)}
.paper table.t td{padding:4px 7px;border-bottom:1px solid var(--rule);vertical-align:top}
.paper table.t .n{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.paper table.t tr.sum td{font-weight:700;border-top:1.5px solid var(--ink);border-bottom:0}
.paper table.t tr.gt td{font-weight:700;font-size:10.5pt;background:var(--tint);color:var(--acc)}
.paper table.kv td:first-child{width:34%;color:var(--ink2);font-weight:500}
.paper .phase{border:1px solid var(--rule);border-radius:7px;margin:0 0 10px;break-inside:avoid;overflow:hidden}
.paper .phase header{display:flex;gap:10px;align-items:baseline;padding:7px 10px;background:var(--c);color:#fff}
.paper .phase header b{font-family:var(--fd);font-size:10.5pt;color:#fff}.paper .phase header span{font-size:8pt;opacity:.92}.paper .phase header em{margin-left:auto;font-style:normal;font-weight:700;font-size:9.5pt;white-space:nowrap}
.paper .phase .pb{padding:8px 10px;display:grid;gap:6px}
.paper .phase ul{margin:0 0 0 14px;columns:2;column-gap:20px;font-size:8.6pt}.paper .phase li{break-inside:avoid}
.paper .phase .gate{font-size:8.2pt;color:var(--ink2)}.paper .phase .gate b{color:var(--ink)}
.paper .gch{display:grid;gap:3px;font-size:8pt;margin:4px 0 8px}.paper .gch .gr{display:grid;grid-template-columns:105px 1fr 120px;gap:8px;align-items:center}
.paper .gch .gb{position:relative;height:13px;background:var(--tint);border-radius:3px}.paper .gch .gb i{position:absolute;top:0;bottom:0;border-radius:3px;background:var(--c)}
.paper .gch .gr span:last-child{color:var(--mute);white-space:nowrap}
.paper ol,.paper ul.b{margin:0 0 6px 16px;font-size:8.8pt}.paper ol li,.paper ul.b li{margin-bottom:2px}
.paper .terms{white-space:pre-line;font-size:8.8pt}
.paper .sign{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:22px;break-inside:avoid}
.paper .sign div{border-top:1px solid var(--ink);padding-top:5px;font-size:8.4pt;min-height:60px}.paper .sign small{display:block;color:var(--mute)}
.paper .intl{background:#fff4e5;border:1px solid #f59e0b;color:#92400e;border-radius:6px;padding:7px 10px;font-weight:600;margin-bottom:12px;font-size:8.8pt}
.paper .foot{margin-top:18px;border-top:1px solid var(--rule);padding-top:6px;font-size:7.6pt;color:var(--mute);display:flex;justify-content:space-between;gap:10px}
.paper .fx{font-size:7.8pt;color:var(--mute)}
.paper .keep{break-inside:avoid}
@media screen and (max-width:820px){.paper{padding:22px 16px;font-size:9pt}.paper .lh,.paper .to{display:grid;grid-template-columns:1fr}.paper .lh .qt{text-align:left}.paper .lh .qt table{margin-left:0}.paper .hero{grid-template-columns:1fr}.paper .phase ul{columns:1}.paper .gch .gr{grid-template-columns:80px 1fr}.paper .gch .gr span:last-child{display:none}.paper .tscroll{overflow-x:auto}}
@media print{
  @page{size:A4;margin:12mm 11mm 14mm}
  html,body{background:#fff!important}
  #app,#toast,#doc .dbar{display:none!important}
  #doc{position:static;background:#fff;overflow:visible}
  .paper{width:auto;max-width:none;margin:0;padding:0;box-shadow:none}
  .paper *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .paper .pbreak{break-before:page}
}