/* ============================================
   ELCSOFT Master Admin
   Dark · signal-green · monospace · sidebar layout
   ============================================ */

:root {
  --bg-0: #07090C;
  --bg-1: #0B0E13;
  --bg-2: #11151D;
  --bg-3: #161B25;
  --ink: #DCE3F0;
  --ink-dim: #8892A6;
  --ink-faint: #3A4356;
  --line: rgba(255,255,255,0.06);
  --line-strong: rgba(255,255,255,0.10);
  --signal: #7DFFB1;
  --signal-dim: #2D6B4A;
  --signal-soft: rgba(125,255,177,0.06);
  --warn: #FF8B5A;
  --crit: #FF4D6A;

  --sidebar-w: 220px;
  --topbar-h: 56px;
  --radius: 4px;
  --font-mono: 'JetBrains Mono', 'D2Coding', 'Noto Sans KR', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--bg-0); color-scheme: dark; }
body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--signal); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: inherit;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 2px;
  font-size: 12px;
}
.muted { color: var(--ink-dim); }
.signal { color: var(--signal); }
.warn { color: var(--warn); }
.crit { color: var(--crit); }

/* ============================================
   LOGIN
   ============================================ */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(125,255,177,0.04), transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(125,255,177,0.03), transparent 50%),
    var(--bg-0);
}
.login-box {
  width: 100%;
  max-width: 380px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 32px 32px 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}
.login-box .lab {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--signal);
  text-transform: uppercase;
  margin-bottom: 26px;
  font-weight: 600;
}
.login-box label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--ink-dim);
  text-transform: uppercase;
  margin-bottom: 6px;
  margin-top: 4px;
}
.login-box input {
  width: 100%;
  background: var(--bg-0);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 11px 12px;
  font-family: inherit;
  font-size: 13px;
  outline: none;
  border-radius: var(--radius);
  transition: border-color .15s, background .15s;
}
.login-box input:focus { border-color: var(--signal-dim); background: var(--bg-2); }
.login-box button {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  background: var(--signal);
  border: 1px solid var(--signal);
  color: var(--bg-0);
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: opacity .15s;
}
.login-box button:hover { opacity: 0.9; }
.err {
  margin-top: 14px;
  padding: 10px 12px;
  border: 1px solid var(--crit);
  color: var(--crit);
  font-size: 11px;
  background: rgba(255, 77, 106, 0.06);
  border-radius: var(--radius);
}

/* ============================================
   ADMIN SHELL — topbar + sidebar + main
   ============================================ */
.admin-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-areas: "topbar topbar" "sidebar main";
  min-height: 100vh;
}

/* TOPBAR */
.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.brand:hover { text-decoration: none; color: var(--ink); }
.brand-mark { color: var(--signal); font-size: 14px; }
.brand-text b { color: var(--signal); margin-left: 2px; font-weight: 700; }
.topbar-spacer { flex: 1; }
.user-tag {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border: 1px solid var(--line-strong);
  background: var(--bg-2);
  border-radius: var(--radius);
}
.user-tag .u-name { color: var(--signal); font-weight: 600; }
.user-tag .u-role {
  color: var(--ink-dim);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.logout-form { margin: 0; }
.logout {
  background: none;
  border: 1px solid var(--line-strong);
  color: var(--ink-dim);
  padding: 6px 14px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: all .15s;
}
.logout:hover { border-color: var(--crit); color: var(--crit); background: rgba(255,77,106,0.04); }

.nav-toggle {
  display: none;
  width: 36px; height: 36px;
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 16px; height: 1.5px;
  background: var(--ink-dim);
  transition: all .2s;
}
.nav-toggle:hover span { background: var(--signal); }

/* SIDEBAR */
.sidebar {
  grid-area: sidebar;
  background: var(--bg-1);
  border-right: 1px solid var(--line);
  padding: 18px 0;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
  overflow-y: auto;
}
.side-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 12px;
  flex: 1;
}
.side-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-dim);
  border-radius: var(--radius);
  border-left: 2px solid transparent;
  transition: all .15s;
}
.side-link:hover {
  color: var(--ink);
  background: var(--bg-2);
  text-decoration: none;
}
.side-link.is-active {
  color: var(--signal);
  background: var(--signal-soft);
  border-left-color: var(--signal);
}
.side-link .ico {
  display: inline-block;
  width: 20px;
  text-align: center;
  font-size: 14px;
  opacity: 0.85;
}

.side-foot {
  padding: 16px 16px 8px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}
.db-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  width: 100%;
  justify-content: center;
}
.db-pill .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-faint);
}
.db-pill.ok { border-color: var(--signal-dim); color: var(--signal); background: var(--signal-soft); }
.db-pill.ok .dot { background: var(--signal); box-shadow: 0 0 6px rgba(125,255,177,0.6); }
.db-pill.down { border-color: var(--crit); color: var(--crit); background: rgba(255,77,106,0.06); }
.db-pill.down .dot { background: var(--crit); }

/* MAIN */
.main {
  grid-area: main;
  padding: 28px 32px 64px;
  min-width: 0;
}
.page-head { margin-bottom: 24px; }
.page-title {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.page-desc {
  margin: 0;
  color: var(--ink-dim);
  font-size: 12px;
}

/* ============================================
   STAT CARDS
   ============================================ */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.stat-row.compact { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); margin-bottom: 18px; }
.stat-card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: border-color .15s, transform .15s;
}
a.stat-card { color: inherit; }
a.stat-card:hover {
  border-color: var(--signal-dim);
  background: var(--signal-soft);
  text-decoration: none;
  transform: translateY(-1px);
}
.stat-card.no-link { cursor: default; }
.stat-ico {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 16px;
  color: var(--signal);
}
.stat-meta { flex: 1; min-width: 0; }
.stat-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--ink-dim);
  text-transform: uppercase;
}
.stat-num {
  margin-top: 4px;
  font-size: 26px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
.stat-num.signal { color: var(--signal); }
.stat-num.crit { color: var(--crit); }
.stat-num.warn { color: var(--warn); }

/* ============================================
   PANELS
   ============================================ */
.panel {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 18px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.panel-title {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.kv {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.kv > div { display: flex; flex-direction: column; gap: 4px; }
.kv dt {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-dim);
  text-transform: uppercase;
}
.kv dd {
  margin: 0;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  word-break: break-all;
  font-size: 13px;
}

.badge {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  color: var(--ink-dim);
  border-radius: var(--radius);
  font-weight: 600;
}
.badge.ok, .badge.sent { border-color: var(--signal-dim); color: var(--signal); background: var(--signal-soft); }
.badge.fail, .badge.failed, .badge.error { border-color: var(--crit); color: var(--crit); background: rgba(255,77,106,0.06); }
.badge.rejected { border-color: var(--warn); color: var(--warn); background: rgba(255,139,90,0.06); }
.badge.new { border-color: var(--ink-faint); color: var(--ink); background: var(--bg-2); }
.badge.handled { border-color: var(--signal-dim); color: var(--signal); background: transparent; }

/* ============================================
   FORMS / BUTTONS
   ============================================ */
.search { display: flex; gap: 8px; align-items: center; margin: 0; flex-wrap: wrap; }
.search input {
  background: var(--bg-0);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 8px 12px;
  font-family: inherit;
  font-size: 12px;
  outline: none;
  width: 260px;
  border-radius: var(--radius);
  transition: border-color .15s;
}
.search input:focus { border-color: var(--signal-dim); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid transparent;
  text-decoration: none;
  transition: all .15s;
}
.btn:hover { text-decoration: none; }
.btn.primary {
  background: var(--signal);
  color: var(--bg-0);
  border-color: var(--signal);
}
.btn.primary:hover { opacity: 0.9; }
.btn.ghost {
  background: transparent;
  color: var(--ink-dim);
  border-color: var(--line-strong);
}
.btn.ghost:hover { color: var(--ink); border-color: var(--ink-faint); background: var(--bg-2); }
.btn.danger {
  background: transparent;
  color: var(--crit);
  border-color: rgba(255,77,106,0.4);
}
.btn.danger:hover { background: var(--crit); color: var(--bg-0); border-color: var(--crit); }
.btn.disabled { opacity: 0.4; pointer-events: none; }

.select {
  background: var(--bg-0);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 8px 12px;
  font-family: inherit;
  font-size: 12px;
  outline: none;
  border-radius: var(--radius);
}
.select:focus { border-color: var(--signal-dim); }

/* ============================================
   DATA TABLE
   ============================================ */
.table-wrap { overflow-x: auto; margin: 0 -8px; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.data-table th, .data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.data-table th {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-weight: 600;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line-strong);
  position: sticky;
  top: 0;
}
.data-table td.num { text-align: right; }
.data-table td.center { text-align: center; }
.data-table td strong { color: var(--ink); font-weight: 600; }
.data-table.hoverable tbody tr { transition: background .1s; }
.data-table.hoverable tbody tr:hover { background: var(--bg-2); }
.data-table .w-id { width: 60px; }

.role {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.18em;
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  color: var(--ink-dim);
  border-radius: 2px;
  font-weight: 600;
}
.role.role-admin { border-color: var(--signal-dim); color: var(--signal); background: var(--signal-soft); }
.role.role-staff { border-color: var(--ink-faint); color: var(--ink); background: var(--bg-2); }

.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
}
.status-dot.ok { background: var(--signal); box-shadow: 0 0 6px rgba(125,255,177,0.5); }
.status-dot.off { background: var(--ink-faint); }

.empty {
  margin: 0;
  padding: 40px 0;
  text-align: center;
  color: var(--ink-dim);
}
.alert {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--crit);
  background: rgba(255,77,106,0.06);
  color: var(--crit);
  border-radius: var(--radius);
  font-size: 12px;
}

.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  font-size: 11px;
}
.page-info {
  color: var(--ink-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0 8px;
  font-variant-numeric: tabular-nums;
}

/* ============================================
   INQUIRIES
   ============================================ */
.inquiry {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
.inquiry-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.inquiry-head .ts {
  font-size: 11px;
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
}
.inquiry-body { padding: 18px 20px; }
.inquiry-body .who {
  font-size: 15px;
  margin-bottom: 4px;
}
.inquiry-body .who strong { color: var(--signal); }
.inquiry-body .who .sep { margin: 0 8px; color: var(--ink-faint); }
.inquiry-body .contact { font-size: 12px; margin-bottom: 12px; }
.inquiry-body .contact .sep { margin: 0 8px; color: var(--ink-faint); }
.inquiry-body .message {
  margin: 0;
  padding: 14px 16px;
  background: var(--bg-0);
  border-left: 2px solid var(--signal-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: inherit;
  font-size: 13px;
  white-space: pre-wrap;
  word-break: keep-all;
  color: var(--ink);
}
.inquiry-meta {
  padding: 10px 20px 12px;
  border-top: 1px dashed var(--line);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  word-break: break-all;
}
.inquiry-meta .k {
  color: var(--ink-dim);
  margin-right: 4px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}
.inquiry-meta .upstream-error {
  flex-basis: 100%;
  color: var(--crit);
  margin-top: 4px;
}

.inquiry-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
}
.inline-form { margin: 0; display: inline-flex; gap: 6px; align-items: center; }
.note-form { flex: 1; min-width: 220px; }
.note-form input[type="text"] {
  flex: 1;
  background: var(--bg-0);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 6px 10px;
  font-family: inherit;
  font-size: 12px;
  outline: none;
  border-radius: var(--radius);
}
.note-form input[type="text"]:focus { border-color: var(--signal-dim); }

.reply-note {
  margin: 12px 0 0;
  padding: 10px 14px;
  background: rgba(125,255,177,0.04);
  border: 1px solid var(--signal-dim);
  border-radius: var(--radius);
}
.reply-note .lab {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--signal);
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}
.reply-note pre {
  margin: 0;
  font-family: inherit;
  font-size: 13px;
  white-space: pre-wrap;
  word-break: keep-all;
  color: var(--ink);
}

/* ============================================
   RESTAPI page
   ============================================ */
.message {
  margin: 0;
  padding: 14px 16px;
  background: var(--bg-0);
  border-left: 2px solid var(--signal-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: inherit;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--ink);
  line-height: 1.6;
  max-height: 320px;
  overflow-y: auto;
}

.router-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.router-chip {
  display: inline-block;
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 11px;
  color: var(--ink-dim);
  font-family: inherit;
}
.router-chip:hover { color: var(--signal); border-color: var(--signal-dim); }

.notes {
  margin: 0;
  padding-left: 18px;
  list-style: square;
  color: var(--ink-dim);
  font-size: 12px;
  line-height: 1.7;
}
.notes li { margin-bottom: 6px; }
.notes li::marker { color: var(--signal-dim); }
.notes code {
  font-size: 11px;
  background: var(--bg-0);
}
.notes strong { color: var(--ink); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 880px) {
  .admin-shell {
    grid-template-columns: 1fr;
    grid-template-areas: "topbar" "main";
  }
  .nav-toggle { display: inline-flex; }
  .sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    width: var(--sidebar-w);
    height: calc(100vh - var(--topbar-h));
    transform: translateX(-100%);
    transition: transform .25s cubic-bezier(.5,0,.2,1);
    z-index: 19;
    box-shadow: 4px 0 24px rgba(0,0,0,0.4);
  }
  .sidebar.is-open { transform: translateX(0); }
  .topbar { padding: 0 14px; }
  .main { padding: 20px 16px 48px; }
  .user-tag { display: none; }
  .search input { width: 100%; }
  .panel-head { flex-direction: column; align-items: flex-start; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 22px; }
}
@media (max-width: 480px) {
  .stat-row { grid-template-columns: 1fr; }
  .data-table th, .data-table td { padding: 8px 8px; }
}