:root{
  --primary:#C41E3A; --primary-dark:#9B1830; --primary-light:#E8354F; --primary-bg:#FFF0F3;
  --dark:#111318; --dark2:#1E2028; --dark3:#2A2D37;
  --text:#E8E9ED; --text-dim:#9498A6; --text-muted:#6B7080;
  --surface:#1A1D25; --surface2:#22252E; --border:#2E3240; --border-light:#3A3F50;
  --blue:#3B82F6; --green:#10B981; --amber:#F59E0B; --purple:#8B5CF6; --cyan:#06B6D4;
  --shadow:0 2px 8px rgba(0,0,0,.3); --shadow-lg:0 12px 40px rgba(0,0,0,.5);
  --radius:10px; --radius-lg:16px;
  --sidebar-w:236px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:'Noto Sans JP','M PLUS 1p',sans-serif;background:var(--dark);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:14px}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;border:1px solid var(--border-light);background:var(--surface2);color:var(--text);padding:9px 16px;border-radius:var(--radius);cursor:pointer;transition:.15s;font-weight:700;white-space:nowrap}
.btn:hover{border-color:var(--primary);color:#fff}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-color:var(--primary);color:#fff}
.btn-primary:hover{filter:brightness(1.1)}
.btn-ghost{background:transparent}
.btn-danger{background:transparent;border-color:#5a2530;color:#ff8095}
.btn-danger:hover{background:#3a1820;border-color:var(--primary);color:#fff}
.btn-sm{padding:5px 11px;font-size:12.5px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---- login ---- */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:
  radial-gradient(1200px 500px at 50% -10%,rgba(196,30,58,.18),transparent),var(--dark);padding:20px}
.login-card{width:min(380px,92vw);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:38px 30px;box-shadow:var(--shadow-lg)}
.login-logo{font-family:'M PLUS 1p';font-weight:900;font-size:34px;text-align:center;letter-spacing:.18em;background:linear-gradient(135deg,#fff,#ffd3da);-webkit-background-clip:text;background-clip:text;color:transparent}
.login-sub{text-align:center;color:var(--text-dim);letter-spacing:.3em;font-size:12px;margin-top:4px;margin-bottom:26px}
.login-field{margin-bottom:16px}
.login-field label{display:block;font-size:12px;color:var(--text-dim);margin-bottom:6px}
.login-field input{width:100%;padding:11px 13px;background:var(--dark2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text)}
.login-field input:focus{outline:none;border-color:var(--primary)}
.login-err{color:#ff8095;font-size:13px;min-height:18px;text-align:center;margin-top:12px}
.login-note{color:var(--text-muted);font-size:11px;text-align:center;margin-top:18px}
.login-switch{text-align:center;font-size:13px;color:var(--text-dim);margin-top:16px}
.login-switch a{color:var(--primary-light);font-weight:700;text-decoration:underline}

/* ---- app layout ---- */
.app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;grid-template-rows:56px 1fr;grid-template-areas:"side top" "side main";min-height:100vh}
.sidebar{grid-area:side;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px}
.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:grid;place-items:center;font-family:'M PLUS 1p';font-weight:900;font-size:20px;color:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text b{font-size:15px}
.brand-text span{font-size:10.5px;color:var(--text-dim);letter-spacing:.12em}
.nav{flex:1;padding:8px 10px;display:flex;flex-direction:column;gap:2px;overflow:auto}
.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:9px;color:var(--text-dim);cursor:pointer;font-weight:700;font-size:14px}
.nav-item .ni{font-size:16px;width:20px;text-align:center}
.nav-item:hover{background:var(--surface2);color:var(--text)}
.nav-item.active{background:linear-gradient(135deg,rgba(196,30,58,.22),rgba(196,30,58,.06));color:#fff;box-shadow:inset 3px 0 0 var(--primary)}
.nav-badge{margin-left:auto;background:var(--dark3);color:var(--text-dim);font-size:11px;padding:1px 8px;border-radius:20px;font-weight:700}
.side-foot{border-top:1px solid var(--border);padding:12px 14px;display:flex;flex-direction:column;gap:9px}
.side-foot-btns{display:flex;gap:8px}
.side-foot-btns .btn{flex:1}
.who{display:flex;flex-direction:column;line-height:1.2;overflow:hidden}
.who span{font-weight:700;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.who small{color:var(--primary-light);font-size:11px}

.topbar{grid-area:top;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 20px;position:sticky;top:0;z-index:20}
.topbar-title{font-weight:800;font-size:16px}
.topbar-actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.hamb{display:none;background:transparent;border:none;color:var(--text);font-size:20px;cursor:pointer}
.content{grid-area:main;padding:22px;max-width:1280px;width:100%}

/* ---- cards / grid ---- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:22px}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px}
.stat-card .ic{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;font-size:20px;margin-bottom:10px}
.stat-card .v{font-size:30px;font-weight:900;font-family:'M PLUS 1p'}
.stat-card .l{color:var(--text-dim);font-size:12.5px;margin-top:2px}
.panels{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px}
.panel h3{font-size:14px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.panel h3 .dot{width:8px;height:8px;border-radius:3px;background:var(--primary)}

/* bar chart */
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;cursor:pointer}
.bar-row .lab{width:96px;font-size:12.5px;color:var(--text-dim);text-align:right;flex-shrink:0}
.bar-track{flex:1;background:var(--dark2);border-radius:20px;height:22px;overflow:hidden}
.bar-fill{height:100%;border-radius:20px;display:flex;align-items:center;justify-content:flex-end;padding:0 9px;color:#fff;font-size:11.5px;font-weight:700;min-width:24px;transition:width .5s}
.bar-row:hover .bar-fill{filter:brightness(1.15)}

/* ---- table ---- */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;align-items:center}
.toolbar input,.toolbar select{padding:8px 11px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text)}
.toolbar input:focus,.toolbar select:focus{outline:none;border-color:var(--primary)}
.search{flex:1;min-width:180px}
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:11px 12px;text-align:left;white-space:nowrap}
thead th{background:var(--surface2);color:var(--text-dim);font-size:12px;position:sticky;top:0;border-bottom:1px solid var(--border)}
tbody tr{border-bottom:1px solid var(--border)}
tbody tr:hover{background:var(--surface2);cursor:pointer}
tbody tr:last-child{border-bottom:none}
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700}
.tag-shido{background:rgba(245,158,11,.16);color:var(--amber)}
.tag-ippan{background:rgba(59,130,246,.16);color:var(--blue)}
.tag-new{background:rgba(16,185,129,.16);color:var(--green)}
.tag-zaiseki{background:rgba(16,185,129,.16);color:var(--green)}
.tag-kyukai{background:rgba(6,182,212,.16);color:var(--cyan)}
.tag-taikai{background:rgba(107,112,128,.16);color:var(--text-dim)}
.belt{display:inline-flex;align-items:center;gap:6px}
.belt .chip{width:13px;height:13px;border-radius:3px;border:1px solid rgba(255,255,255,.25)}
.review-flag{color:var(--amber);font-weight:700;cursor:help}
.muted{color:var(--text-muted)}
.empty{padding:40px;text-align:center;color:var(--text-muted)}

/* ---- modal ---- */
.modal-back{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50;padding:18px;backdrop-filter:blur(2px)}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:min(640px,96vw);max-height:92vh;overflow:auto;box-shadow:var(--shadow-lg)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--surface);z-index:2}
.modal-head h3{font-size:16px}
.modal-x{background:transparent;border:none;color:var(--text-dim);font-size:22px;cursor:pointer;line-height:1}
.modal-body{padding:20px}
.modal-foot{padding:14px 20px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end;position:sticky;bottom:0;background:var(--surface)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.fld{display:flex;flex-direction:column;gap:5px}
.fld.full{grid-column:1/-1}
.fld label{font-size:12px;color:var(--text-dim)}
.fld input,.fld select,.fld textarea{padding:9px 11px;background:var(--dark2);border:1px solid var(--border);border-radius:9px;color:var(--text);width:100%}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--primary)}
.detail-row{display:flex;gap:12px;padding:8px 0;border-bottom:1px solid var(--border);font-size:14px}
.detail-row .k{width:120px;color:var(--text-dim);flex-shrink:0;font-size:12.5px}
.detail-row a.tel{color:var(--primary-light)}
.sec-title{font-size:13px;color:var(--text-dim);margin:18px 0 8px;font-weight:700}

/* gender donut legend */
.donut-wrap{display:flex;align-items:center;gap:20px;justify-content:center}
.legend{display:flex;flex-direction:column;gap:8px}
.legend .li{display:flex;align-items:center;gap:8px;font-size:13px}
.legend .sw{width:12px;height:12px;border-radius:3px}

/* ---- guide (使い方) ---- */
.guide{max-width:860px}
.guide .lead{color:var(--text-dim);margin-bottom:18px}
.guide section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 22px;margin-bottom:16px}
.guide h2{font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:9px;color:#fff}
.guide h2 .gn{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:grid;place-items:center;font-size:14px;color:#fff;flex-shrink:0}
.guide h3{font-size:14px;margin:14px 0 6px;color:var(--primary-light)}
.guide p{margin-bottom:8px}
.guide ul,.guide ol{margin:6px 0 10px 22px}
.guide li{margin-bottom:5px}
.guide .kbd{background:var(--dark2);border:1px solid var(--border-light);border-radius:6px;padding:1px 7px;font-size:13px}
.guide .note{background:var(--dark2);border-left:3px solid var(--amber);border-radius:8px;padding:10px 14px;margin:10px 0;font-size:13.5px}
.guide .url{color:var(--primary-light);word-break:break-all}
@media print{
  .sidebar,.topbar,#pwBtn,#logoutBtn,.guide .noprint{display:none!important}
  .app{display:block}
  body{background:#fff;color:#111}
  .content{padding:0;max-width:none}
  .guide section{break-inside:avoid;border:1px solid #ccc;background:#fff;color:#111}
  .guide h2 .gn{background:#333}
  .guide h3{color:#9B1830}
  .guide .url{color:#111}
}

.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--dark3);border:1px solid var(--border-light);color:#fff;padding:12px 20px;border-radius:10px;box-shadow:var(--shadow-lg);z-index:99;font-weight:700;font-size:14px}
.toast.err{border-color:var(--primary);background:#3a1820}

/* ---- responsive ---- */
@media(max-width:860px){
  .app{grid-template-columns:1fr;grid-template-areas:"top" "main"}
  .sidebar{position:fixed;left:0;top:0;z-index:60;width:240px;transform:translateX(-100%);transition:.25s}
  .sidebar.open{transform:translateX(0)}
  .hamb{display:block}
  .form-grid{grid-template-columns:1fr}
  .content{padding:14px}
  .detail-row .k{width:96px}
}