[hidden]{display:none !important}
:root{
  --blue:#1f6fc9; --blue-d:#154f93; --blue-l:#eaf2fb; --yellow:#f7b500; --bg:#f3f6fa; --card:#fff;
  --line:#d7e0ea; --text:#1d2a38; --muted:#677789; --red:#c0392b; --green:#1f8a4c; --amber:#fff6dc; --amber-b:#e0a800;
  --radius:10px;
}
*{box-sizing:border-box}
html{font-size:15px}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Hiragino Sans","Noto Sans CJK JP","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.55}
button,input,select,textarea{font:inherit;color:inherit}
.muted{color:var(--muted)}
.small{font-size:.85rem}
#topbar{display:flex;align-items:center;gap:1.2rem;background:#fff;border-bottom:3px solid var(--blue);padding:.45rem 1.2rem;position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.6rem}
.brand b{display:block;font-size:1.05rem;color:var(--blue-d);line-height:1.2}
.brand small{color:var(--muted);font-size:.72rem}
#nav{display:flex;gap:.2rem;flex:1;flex-wrap:wrap}
#nav a{padding:.45rem .8rem;border-radius:8px;color:var(--text);text-decoration:none;font-weight:600;font-size:.92rem}
#nav a:hover{background:var(--blue-l)}
#nav a.active{background:var(--blue);color:#fff}
.userbox{display:flex;align-items:center;gap:.6rem;font-size:.88rem}
main{padding:1.2rem;max-width:1500px;margin:0 auto}
h1{font-size:1.35rem;margin:.2rem 0 1rem;color:var(--blue-d)}
h2{font-size:1.05rem;margin:0 0 .6rem;color:var(--blue-d)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:1rem;box-shadow:0 1px 2px rgba(20,40,70,.04)}
.card.off{background:#fafbfd;border-style:dashed}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:.8rem;margin-bottom:.4rem}
.card-head h2{margin:0}
.btn{border:1px solid var(--blue);background:var(--blue);color:#fff;border-radius:8px;padding:.5rem 1rem;cursor:pointer;font-weight:600}
.btn:hover{background:var(--blue-d)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--blue)}
.btn.ghost:hover{background:var(--blue-l)}
.btn.danger{background:#fff;color:var(--red);border-color:var(--red)}
.btn.small{padding:.25rem .6rem;font-size:.82rem}
.btn.yellow{background:var(--yellow);border-color:var(--yellow);color:#3a2b00}
input[type=text],input[type=number],input[type=date],input[type=password],select,textarea{width:100%;border:1px solid #bccadb;border-radius:7px;padding:.42rem .55rem;background:#fff;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid #9cc4f0;border-color:var(--blue)}
input[type=number]{text-align:right}
label.f{display:block;font-size:.8rem;color:var(--muted);margin-bottom:.15rem}
.grid{display:grid;gap:.7rem}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.right{text-align:right}
.chk{display:flex;align-items:center;gap:.4rem;font-size:.9rem;cursor:pointer}
.chk input{width:auto}
table.t{width:100%;border-collapse:collapse;font-size:.88rem}
table.t th{background:var(--blue-l);color:var(--blue-d);text-align:left;padding:.4rem .5rem;font-weight:700;white-space:nowrap}
table.t td{padding:.35rem .5rem;border-bottom:1px solid #e6ecf3;vertical-align:middle}
table.t td.num,table.t th.num{text-align:right;font-variant-numeric:tabular-nums}
table.t tr:hover td{background:#fafcff}
.badge{display:inline-block;padding:.05rem .5rem;border-radius:20px;font-size:.72rem;font-weight:700;background:var(--blue-l);color:var(--blue-d)}
.badge.warn{background:#ffe9c7;color:#8a5200}.badge.ok{background:#dff3e6;color:var(--green)}.badge.gray{background:#eceff3;color:var(--muted)}
.layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:1.1rem;align-items:start}
.sticky{position:sticky;top:78px;max-height:calc(100vh - 92px);overflow:auto;padding-right:.2rem}
@media(max-width:1100px){.layout{grid-template-columns:1fr}.sticky{position:static;max-height:none}.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}main{padding:.6rem}}
.lines{width:100%;border-collapse:collapse;font-size:.85rem;margin:.4rem 0}
.lines th{font-size:.75rem;color:var(--muted);font-weight:600;text-align:left;padding:.15rem .3rem;white-space:nowrap}
.lines td{padding:.15rem .25rem;vertical-align:middle}
.lines input{padding:.3rem .4rem}
.lines .qty{width:4.3rem}.lines .cost{width:7rem}.lines .unit{width:3.6rem}
.lines td.sub{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;font-size:.85rem}
.src{font-size:.68rem}
.params{background:#f7faff;border:1px solid #dbe7f6;border-radius:8px;padding:.7rem .8rem;margin-top:.6rem}
.params h3{margin:.1rem 0 .5rem;font-size:.9rem;color:var(--blue-d)}
.note{font-size:.8rem;color:var(--muted);margin:.3rem 0}
.warn-box{background:#fff3e0;border:1px solid #f0b963;color:#7a4a00;border-radius:8px;padding:.5rem .7rem;font-size:.85rem;margin:.4rem 0}
.err-box{background:#fdeceb;border:1px solid #e8a39d;color:#8f2418;border-radius:8px;padding:.5rem .7rem;font-size:.85rem;margin:.4rem 0}
.ok-box{background:#e8f6ee;border:1px solid #9bd2b1;color:#1b6a3b;border-radius:8px;padding:.5rem .7rem;font-size:.85rem;margin:.4rem 0}
/* 見積書プレビュー(用紙風) */
.paper{background:#fff;border:1px solid #c9d4e1;box-shadow:0 3px 14px rgba(20,40,70,.12);padding:1.4rem 1.5rem;font-size:.82rem;border-radius:4px}
.paper h3{text-align:center;color:var(--blue);letter-spacing:.5em;font-size:1.3rem;margin:.2rem 0 .8rem}
.paper .head{display:flex;justify-content:space-between;gap:1rem}
.paper .issuer{display:flex;gap:.5rem;align-items:center;text-align:left;font-size:.75rem}
.paper .issuer img{width:46px;height:46px}
.paper .amtbox{display:flex;justify-content:space-between;align-items:center;border:1.5px solid var(--blue);background:var(--blue-l);padding:.45rem .7rem;margin:.7rem 0}
.paper .amtbox b{font-size:1.25rem}
.paper table{width:100%;border-collapse:collapse}
.paper th{background:var(--blue);color:#fff;padding:.25rem .4rem;font-size:.75rem;text-align:left}
.paper td{padding:.22rem .4rem;border-bottom:1px solid #dfe6ee;vertical-align:top}
.paper tr.grp td{background:var(--blue-l);font-weight:700}
.paper td.num{text-align:right;white-space:nowrap}
.paper .sum{margin-left:auto;width:62%;margin-top:.6rem}
.paper .sum td{border-bottom:1px solid #dfe6ee}
.paper .net{display:flex;justify-content:space-between;align-items:center;border:2px solid var(--blue);background:var(--blue-l);padding:.45rem .7rem;margin-top:.7rem}
.paper .net b.v{font-size:1.2rem}
.paper .sub{color:#666;font-size:.72rem}
.paper .tag{display:inline-block;font-size:.66rem;color:#555;margin-left:.4rem}
/* 社内欄 */
.internal{background:var(--amber);border:2px dashed var(--amber-b);border-radius:var(--radius);padding:.9rem 1rem;margin-bottom:1rem}
.internal h2{color:#8a5a00;display:flex;align-items:center;gap:.5rem}
.internal .tag{background:#8a5a00;color:#fff;font-size:.68rem;padding:.1rem .5rem;border-radius:20px;font-weight:700}
.internal table{width:100%;border-collapse:collapse;font-size:.88rem}
.internal td{padding:.28rem .3rem;border-bottom:1px solid #f0dca8}
.internal td.num{text-align:right;font-variant-numeric:tabular-nums;font-weight:700}
.internal tr.key td{font-size:1rem;background:#ffeec2}
.internal .neg{color:var(--red)}
.modal-back{position:fixed;inset:0;background:rgba(15,30,50,.5);display:flex;align-items:center;justify-content:center;z-index:50;padding:1rem}
.modal{background:#fff;border-radius:12px;max-width:900px;width:100%;max-height:92vh;overflow:auto;padding:1.2rem 1.3rem;box-shadow:0 10px 40px rgba(0,0,0,.3)}
.modal h2{font-size:1.15rem}
.modal .actions{display:flex;gap:.6rem;justify-content:flex-end;margin-top:1rem}
#toast{position:fixed;bottom:1.2rem;left:50%;transform:translateX(-50%);background:#1d2a38;color:#fff;padding:.6rem 1.1rem;border-radius:8px;opacity:0;transition:opacity .25s;pointer-events:none;z-index:99;max-width:90vw}
#toast.show{opacity:1}
.login{max-width:380px;margin:8vh auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.6rem;box-shadow:0 6px 24px rgba(20,40,70,.1)}
.login img{display:block;margin:0 auto .5rem}
.login h1{text-align:center}
.picker-list{max-height:52vh;overflow:auto;border:1px solid var(--line);border-radius:8px}
.picker-list tr{cursor:pointer}
.tabs{display:flex;gap:.3rem;margin-bottom:.8rem;flex-wrap:wrap}
.cb-note{font-size:.78rem}
details>summary{cursor:pointer;color:var(--blue-d);font-weight:600;font-size:.88rem}
@media print{#topbar,.sticky .internal,#toast{display:none}}