*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --green-dark:#0d3f34;--green-deeper:#051f19;--green-mid:#0f8f72;--green-light:#e4f2ec;
  --ink:#16352e;--ink2:#3e5a51;--line:#d8cab2;--bg:#f0ece5;--card:#fff;
  --bar-mid:var(--green-mid);--bar-light:#18c99b;
}
html,body{height:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans KR','Malgun Gothic',sans-serif;color:var(--ink);font-size:18px}
body{background:var(--bg);display:flex;flex-direction:column}

/* ── Topnav ── */
.topnav{
  position:sticky;top:0;z-index:100;
  height:52px;padding:0 28px;
  background:linear-gradient(180deg,var(--green-dark) 0%,var(--green-deeper) 100%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 2px 10px rgba(5,31,25,.18);
  display:flex;align-items:center;gap:0;flex-shrink:0;
}
.topnav-left{display:flex;align-items:center;gap:16px}
.topnav-left a{
  display:inline-flex;align-items:center;gap:6px;
  color:#bad8ca;font-size:15px;font-weight:700;text-decoration:none;
  padding:5px 10px;border-radius:7px;border:1px solid rgba(255,255,255,.15);
  transition:background .13s;
}
.topnav-left a:hover{background:rgba(255,255,255,.1);color:#fff}
.topnav-title{font-size:17px;font-weight:800;color:#fff;padding-left:16px;border-left:1.5px solid rgba(255,255,255,.22)}
.topnav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-save{
  display:flex;align-items:center;gap:6px;
  background:linear-gradient(135deg,var(--green-mid),var(--bar-light));
  border:1.5px solid rgba(255,255,255,.3);color:#fff;font-family:inherit;
  font-size:14px;font-weight:800;padding:6px 16px;border-radius:7px;
  cursor:pointer;transition:filter .15s,transform .1s;letter-spacing:-.03em;
}
.btn-import{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.08);
  border:1.5px solid rgba(255,255,255,.22);color:#d7efe5;font-family:inherit;
  font-size:14px;font-weight:800;padding:6px 14px;border-radius:7px;
  cursor:pointer;transition:background .15s,color .15s;
}
.btn-import:hover{background:rgba(255,255,255,.14);color:#fff}
.excel-import-panel{border:1.5px solid #d8c9b1;background:#fffdf8;border-radius:12px;padding:16px 18px;display:grid;gap:10px}
.excel-import-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.excel-import-title{font-size:16px;font-weight:900;color:var(--green-dark)}
.excel-import-desc{font-size:14px;font-weight:700;color:#52665e;line-height:1.45}
.excel-import-result{display:none;border-top:1px solid #ede8de;padding-top:10px;font-size:14px;color:#3e5a51;line-height:1.5}
.excel-import-result.show{display:block}
.excel-import-result b{color:#0b6b55}
.excel-import-result ul{margin:6px 0 0 18px}
.btn-save:hover:not(:disabled){filter:brightness(1.12)}
.btn-save:active:not(:disabled){transform:scale(.97)}
.btn-save:disabled{opacity:.6;cursor:not-allowed}
.spinner{display:none;width:13px;height:13px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
.btn-save.loading .spinner{display:block}
.btn-save.loading .btn-save-text{display:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Two-pane layout ── */
.layout{display:flex;flex:1;min-height:0;overflow:hidden}
.sidebar{
  width:196px;min-width:196px;flex-shrink:0;
  background:var(--green-deeper);
  border-right:1px solid rgba(255,255,255,.07);
  display:flex;flex-direction:column;overflow-y:auto;padding:12px 0;
}
.sidebar-group-label{
  font-size:11px;font-weight:800;letter-spacing:.08em;
  color:rgba(255,255,255,.3);padding:14px 18px 6px;text-transform:uppercase;
}
.sidebar-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 18px;cursor:pointer;user-select:none;
  color:rgba(255,255,255,.55);font-size:14px;font-weight:600;
  border-left:3px solid transparent;transition:background .12s,color .12s;
}
.sidebar-item:hover{background:rgba(255,255,255,.07);color:rgba(255,255,255,.9)}
.sidebar-item.active{background:rgba(255,255,255,.1);color:#fff;border-left-color:var(--bar-light)}
.sidebar-item .si-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:20px;height:20px;border-radius:5px;flex-shrink:0;font-size:11px;font-weight:900;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.6);
}
.sidebar-item.active .si-num{background:var(--bar-light);color:#fff}
.main-content{flex:1;overflow-y:auto;padding:28px 32px 60px;display:flex;flex-direction:column;gap:22px}
.section{display:none;flex-direction:column;gap:22px}
.section.active{display:flex}
.card{background:var(--card);border:1px solid #d8c9b1;border-radius:12px;padding:20px 22px;box-shadow:0 6px 18px rgba(81,60,31,.06)}
.card-title{font-size:17px;font-weight:900;color:var(--green-dark);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.section-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:7px;flex-shrink:0;
  background:linear-gradient(135deg,var(--green-mid),var(--bar-light));
  color:#fff;font-size:13px;font-weight:900;
}

/* ── Grid helpers ── */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ── Fields ── */
label{font-size:13px;font-weight:700;color:#52665e;display:block;margin-bottom:5px}
input[type=text],input[type=number],textarea,select{
  width:100%;border:1.5px solid #d1c8b8;border-radius:8px;padding:8px 11px;
  font-family:inherit;font-size:17px;color:var(--ink);background:#fff;outline:none;
  transition:border-color .13s;
}
input[type=text]:focus,input[type=number]:focus,textarea:focus,select:focus{border-color:var(--green-mid);background:#fafff9}
textarea{resize:vertical;line-height:1.5}
input[type=color]{width:48px;height:36px;padding:2px 3px;border:1.5px solid #d1c8b8;border-radius:7px;cursor:pointer}
.field-row{display:flex;flex-direction:column}

/* ── Month table ── */
.month-table{width:100%;border-collapse:collapse}
.month-table th{background:#f0ece5;padding:8px 12px;font-size:14px;font-weight:800;color:#52665e;text-align:left;border-bottom:1.5px solid #d8c9b1}
.month-table td{padding:7px 8px;border-bottom:1px solid #ede8de}
.month-table td input{padding:6px 8px;font-size:16px}
.month-table td input[type=number]{text-align:right}
.month-table .cumul{color:#0b6b55;font-size:15px;font-weight:700;padding:6px 8px}
.btn-add-row{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;margin-top:10px;border:2px dashed rgba(0,0,0,.18);background:transparent;font-size:14px;font-weight:700;color:#6b7280;cursor:pointer;font-family:inherit;transition:border-color .13s,color .13s}
.btn-add-row:hover{border-color:var(--green-mid);color:var(--green-mid)}
.btn-del-row{width:26px;height:26px;border-radius:5px;padding:0;border:1.5px solid rgba(239,68,68,.25);background:transparent;cursor:pointer;font-size:16px;display:inline-flex;align-items:center;justify-content:center;font-family:inherit;color:#ef4444;transition:background .12s}
.btn-del-row:hover{background:#fee2e2}

/* ── Company status ── */
.co-table{width:100%;border-collapse:collapse}
.co-table th{background:#f0ece5;padding:8px 12px;font-size:14px;font-weight:800;color:#52665e;text-align:left;border-bottom:1.5px solid #d8c9b1}
.co-table td{padding:7px 8px;border-bottom:1px solid #ede8de}
.co-table td input{font-size:16px;padding:6px 8px}

/* ── Issue cards ── */
.issue-editor-grid{display:flex;flex-direction:column;gap:14px}
.issue-card-editor{border:1.5px solid #d8c9b1;border-radius:10px;padding:16px;background:#fafbfe;display:flex;flex-direction:column;gap:12px}
.issue-card-editor-header{display:flex;align-items:center;gap:10px}
.issue-num{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:7px;background:#e4f2ec;color:#0b6b55;font-size:13px;font-weight:900;flex-shrink:0}
.issue-fields{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:8px}
.issue-fields .f-full{grid-column:1/-1}
.issue-fields .f-half{grid-column:span 2}
.details-hint{font-size:13px;color:#6b7280;margin-top:4px}
.badge-group{display:flex;gap:5px}
.badge-opt{padding:4px 11px;border-radius:5px;font-size:14px;font-weight:800;cursor:pointer;border:2px solid transparent;opacity:.35;transition:opacity .15s,border-color .15s;user-select:none}
.badge-opt:hover{opacity:.7}
.badge-opt.active{opacity:1;border-color:currentColor}
.b-진행{background:#e7eef9;color:#1354a3}
.b-검토{background:#fef3c7;color:#b45309}
.b-긴급{background:#fce3e3;color:#c62828}
.b-완료{background:#e4f2ec;color:#0a6640}

/* ── Person editor ── */
.person-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.person-card-editor{border:1.5px solid #d8c9b1;border-radius:10px;padding:16px;background:#fafbfe}
.person-name-row{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.person-name-label{font-size:17px;font-weight:900;color:var(--green-dark)}
.person-fields{display:flex;flex-direction:column;gap:8px}
.vals-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:5px}
.vals-grid input{font-size:14px;padding:5px 6px;text-align:right}

/* ── Toast & Overlay ── */
.overlay{position:fixed;inset:0;background:rgba(255,255,255,.6);backdrop-filter:blur(3px);z-index:200;display:flex;align-items:center;justify-content:center;display:none}
.overlay.show{display:flex}
.toast-wrap{position:fixed;bottom:24px;right:24px;z-index:300;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 18px;border-radius:10px;font-size:15px;font-weight:700;color:#fff;opacity:0;transform:translateY(8px);transition:opacity .2s,transform .2s;pointer-events:none}
.toast.show{opacity:1;transform:translateY(0)}
.toast.success{background:#0b6b55}
.toast.error{background:#d93025}

/* ── Saved label ── */
.saved-at-label{font-size:12px;font-weight:600;color:rgba(255,255,255,.55);white-space:nowrap}

/* ── 기준일 배지 ── */
.nav-ref-date{
  font-size:13px;font-weight:700;letter-spacing:-.01em;
  color:rgba(255,255,255,.85);
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);
  border-radius:8px;padding:5px 13px;
  white-space:nowrap;
}

@media(max-width:900px){.grid-4,.grid-3{grid-template-columns:1fr 1fr}.person-grid{grid-template-columns:1fr}.sidebar{width:160px;min-width:160px}}
@media(max-width:600px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.main-content{padding:16px 12px 40px}}