/* VesiMon — 깔끔한 구글(머티리얼) 스타일 관리자 콘솔 */
:root{
  --blue:#1a73e8; --blue-d:#1765cc; --blue-tint:#e8f0fe;
  --ink:#202124; --muted:#5f6368; --faint:#80868b;
  --bg:#f1f3f4; --surface:#ffffff; --border:#dadce0; --border-soft:#e8eaed;
  --green:#188038; --green-tint:#e6f4ea; --amber:#e37400; --amber-tint:#fef7e0;
  --red:#d93025; --red-tint:#fce8e6; --purple:#8430ce; --purple-tint:#f3e8fd;
  --shadow:0 1px 2px rgba(60,64,67,.15),0 1px 3px 1px rgba(60,64,67,.08);
  --radius:12px;
  --font:"Roboto","Segoe UI",system-ui,-apple-system,"Malgun Gothic",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
h1,h2,h3{margin:0;font-weight:500}

/* ── App shell ── */
.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.rail{background:var(--surface);border-right:1px solid var(--border-soft);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:12px;padding:20px 22px 14px;color:var(--ink);text-decoration:none;border-radius:8px}
.brand:hover{background:var(--bg)}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:700;font-size:18px}
.brand-name{font-size:20px;font-weight:500;letter-spacing:.2px}
.nav-list{display:flex;flex-direction:column;gap:2px;padding:8px 12px;flex:1}
.nav{display:flex;align-items:center;gap:14px;padding:10px 16px;border-radius:999px;color:var(--muted);font-weight:500;transition:background .12s}
.nav .ic{width:20px;height:20px;fill:var(--faint);flex:none}
.nav:hover{background:var(--bg)}
.nav.active{background:var(--blue-tint);color:var(--blue-d)}
.nav.active .ic{fill:var(--blue-d)}
.rail-foot{padding:12px 16px;border-top:1px solid var(--border-soft);display:flex;align-items:center;justify-content:space-between;gap:8px}
.who{display:flex;align-items:center;gap:8px;color:var(--muted);font-weight:500;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.who-dot{width:26px;height:26px;border-radius:50%;background:var(--purple-tint);color:var(--purple);display:none}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{height:64px;display:flex;align-items:center;padding:0 32px;background:var(--surface);border-bottom:1px solid var(--border-soft);position:sticky;top:0;z-index:5}
.topbar h1{font-size:22px}
.content{padding:28px 32px;max-width:1200px;width:100%}

/* ── Cards ── */
.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);box-shadow:var(--shadow)}
.card + .card{margin-top:20px}
.card-head{padding:18px 22px;border-bottom:1px solid var(--border-soft);display:flex;align-items:center;justify-content:space-between;gap:16px}
.card-head h2{font-size:16px}
.card-body{padding:22px}
.card-pad{padding:20px 22px}
.hint{color:var(--muted);font-size:13px}

/* ── Stat tiles ── */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:22px}
.tile{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px}
.tile .n{font-size:34px;font-weight:500;letter-spacing:-.5px}
.tile .l{color:var(--muted);font-size:13px;margin-top:2px}
.tile.warn .n{color:var(--red)}

/* ── Tables ── */
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--faint);font-weight:600;padding:12px 16px;border-bottom:1px solid var(--border)}
.tbl td{padding:14px 16px;border-bottom:1px solid var(--border-soft);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr:hover{background:#fafbfc}
.tbl .mono{font-family:"Roboto Mono",ui-monospace,monospace;font-size:13px}
.empty{padding:40px 22px;text-align:center;color:var(--muted)}

/* ── Chips ── */
.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6}
.chip.g{background:var(--green-tint);color:var(--green)}
.chip.a{background:var(--amber-tint);color:var(--amber)}
.chip.r{background:var(--red-tint);color:var(--red)}
.chip.b{background:var(--blue-tint);color:var(--blue-d)}
.chip.p{background:var(--purple-tint);color:var(--purple)}
.chip.n{background:var(--bg);color:var(--muted)}

/* ── Buttons ── */
.btn,.btn-tonal,.btn-text,.btn-danger{font-family:inherit;font-size:14px;font-weight:500;border-radius:8px;padding:9px 18px;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:background .12s,box-shadow .12s}
.btn{background:var(--blue);color:#fff}
.btn:hover{background:var(--blue-d);box-shadow:var(--shadow)}
.btn-tonal{background:var(--blue-tint);color:var(--blue-d)}
.btn-tonal:hover{background:#d7e5fd}
.btn-text{background:transparent;color:var(--blue);padding:8px 12px}
.btn-text:hover{background:var(--blue-tint)}
.btn-danger{background:transparent;color:var(--red);padding:7px 12px}
.btn-danger:hover{background:var(--red-tint)}
.btn-sm{padding:6px 12px;font-size:13px}
.row-actions{display:flex;gap:6px;justify-content:flex-end}

/* ── Forms ── */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font-size:13px;color:var(--muted);font-weight:500}
.input,select{font-family:inherit;font-size:14px;padding:11px 14px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--ink);width:100%}
.input:focus,select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-tint)}
.form-inline{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.form-inline .field{margin-bottom:0;flex:1;min-width:180px}
.search{max-width:360px}

/* ── Flash ── */
.flash{padding:12px 18px;border-radius:8px;margin-bottom:20px;font-weight:500;border:1px solid transparent}
.flash.ok{background:var(--green-tint);color:var(--green);border-color:#b7e1c1}
.flash.err{background:var(--red-tint);color:var(--red);border-color:#f5c6c0}

/* ── Login ── */
.auth-wrap{min-height:100vh;display:grid;place-items:center;background:var(--bg);padding:20px}
.auth-card{background:var(--surface);border-radius:16px;box-shadow:0 1px 3px rgba(60,64,67,.3),0 4px 8px 3px rgba(60,64,67,.15);padding:44px 40px;width:100%;max-width:400px}
.auth-brand{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:8px}
.auth-title{text-align:center;font-size:22px;font-weight:400;margin-bottom:4px}
.auth-sub{text-align:center;color:var(--muted);margin-bottom:28px;font-size:14px}
.auth-card .btn{width:100%;justify-content:center;padding:12px;margin-top:8px}

.pagemeta{color:var(--muted);font-size:13px;margin-bottom:18px}
.detail-grid{display:grid;grid-template-columns:160px 1fr;gap:10px 20px}
.detail-grid dt{color:var(--muted)}
.detail-grid dd{margin:0}

@media(max-width:820px){
  .shell{grid-template-columns:1fr}
  .rail{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center}
  .nav-list{flex-direction:row;flex-wrap:wrap;flex:1}
  .nav span{display:none}
}