:root {
  --bg: #12151c;
  --bg-2: #1a1f2a;
  --bg-3: #222836;
  --line: #2e3648;
  --text: #e8e4db;
  --muted: #9aa3b5;
  --copper: #d08a4c;
  --copper-2: #f0b27a;
  --ok: #6fbf73;
  --warn: #e0b44a;
  --bad: #e06c5c;
  --info: #6ea3c9;
  --shadow: 0 12px 40px rgba(0,0,0,.28);
  --radius: 14px;
  --font: "Outfit", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(208,138,76,.12), transparent 50%),
    var(--bg);
  color: var(--text);
}

a { color: var(--copper-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; align-items: start; }
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100dvh;
  overflow: auto;
  background: linear-gradient(180deg, #171c26 0%, #141820 100%);
  border-right: 1px solid var(--line);
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.brand { display: flex; gap: 12px; align-items: center; color: var(--text); text-decoration: none; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #d08a4c, #8a4e24);
  font-weight: 700; letter-spacing: .04em;
}
.brand small { display: block; color: var(--muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.sidebar nav { display: flex; flex-direction: column; gap: 6px; }
.sidebar nav a {
  color: var(--muted); padding: 10px 12px; border-radius: 10px; text-decoration: none;
  min-height: 44px; display: flex; align-items: center;
}
.sidebar nav a:hover { background: var(--bg-3); color: var(--text); }
.sidebar nav a.is-active {
  background: var(--bg-3);
  color: var(--text);
  box-shadow: inset 3px 0 0 var(--copper);
}
.sidebar-user { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 4px; }
.sidebar-user span { color: var(--muted); font-size: 12px; }
.linkish { background: none; border: 0; color: var(--copper); cursor: pointer; font: inherit; padding: 0; text-align: left; }

.main { padding: 28px 32px 48px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; gap: 12px; }
.topbar h1 { margin: 0; font-size: 28px; font-weight: 600; flex: 1; }
.clock { color: var(--muted); font-family: var(--mono); font-size: 13px; }
.user-menu { display: none; position: relative; }
.user-menu-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: none; border: 0; color: var(--text); cursor: pointer;
  font: 600 13px var(--font); letter-spacing: .06em; padding: 6px 4px;
}
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-3); color: var(--muted);
}
.user-menu-name {
  max-width: 9em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.user-menu-drop {
  position: absolute; right: 0; top: calc(100% + 8px);
  min-width: 188px; z-index: 70;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 12px; padding: 6px; box-shadow: var(--shadow);
}
.user-menu-drop a,
.user-menu-drop button {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; text-align: left; padding: 10px 12px; border: 0;
  border-radius: 8px; background: none; color: var(--text);
  font: 500 14px var(--font); cursor: pointer; text-decoration: none;
}
.user-menu-drop a:hover,
.user-menu-drop button:hover { background: var(--bg-3); text-decoration: none; }
.user-menu-drop form { margin: 0; }

.grid { display: grid; gap: 16px; }
.stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kpi {
  display: flex; flex-direction: column;
  border-radius: 12px; overflow: hidden; color: #fff;
  text-decoration: none; min-height: 124px;
  box-shadow: var(--shadow);
  outline: 2px solid transparent; outline-offset: 2px;
}
.kpi:hover { text-decoration: none; filter: brightness(1.06); }
.kpi.is-active { outline-color: #fff; }
.kpi-body { padding: 14px 16px 10px; flex: 1; }
.kpi-icon { display: inline-flex; opacity: .95; }
.kpi-num { display: block; font-size: 34px; font-weight: 700; line-height: 1; margin: 8px 0 6px; }
.kpi-label { font-size: 14px; font-weight: 500; }
.kpi-foot {
  padding: 8px 16px; font-size: 12px; letter-spacing: .01em;
  background: rgba(0,0,0,.22);
}
.kpi-wait { background: #2f6fed; }
.kpi-online { background: #2e9e4f; }
.kpi-offline { background: #6b7280; }
.kpi-low { background: #e67e22; }
.kpi-crit { color: #ffe1d6; font-weight: 700; }
.kpi-meta { color: var(--muted); font-size: 12px; margin: 10px 0 0; }
.pager-top .pager, .pager-top .pager-meta { margin: 0 0 12px; }
.dashboard-split { grid-template-columns: 1.2fr .8fr; }
.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.stat { min-height: 108px; }
.stat b { display: block; font-size: 32px; margin-top: 8px; }
.stat span { color: var(--muted); font-size: 13px; letter-spacing: .06em; text-transform: uppercase; }

.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.mono { font-family: var(--mono); font-size: 12.5px; }
.muted { color: var(--muted); }

.vlan-ports { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.vlan-ports-toggle { min-height: 36px; }
.vlan-ports-list {
  display: flex; flex-wrap: wrap; gap: 6px;
  max-height: 168px; overflow: auto;
  width: 100%; padding: 2px 0;
}
.vlan-ports-list[hidden] { display: none; }
.vlan-port-chip {
  display: inline-block;
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  line-height: 1.3;
}

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  border-radius: 999px; padding: 3px 10px; font-size: 12px;
  background: var(--bg-3); color: var(--muted);
}
.badge.online, .badge.green, .badge.ok { color: var(--ok); background: rgba(111,191,115,.12); }
.badge.offline { color: var(--bad); background: rgba(224,108,92,.12); }
.badge.unknown { color: var(--muted); }
.badge.los, .badge.red, .badge.critical, .badge.raised { color: var(--bad); background: rgba(224,108,92,.12); }
.badge.yellow, .badge.warning, .badge.major { color: var(--warn); background: rgba(224,180,74,.12); }
.badge.dying_gasp { color: #c4b5d4; background: rgba(160,120,180,.18); }
.badge.down { color: var(--bad); background: rgba(224,108,92,.12); }
.badge.up { color: var(--ok); background: rgba(111,191,115,.12); }
.btn:disabled { opacity: .55; cursor: wait; }

.pager {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  flex-wrap: wrap; margin-top: 12px;
}
.pager-meta { color: var(--muted); font-size: 12px; margin: 12px 0 0; }
.pager .pager-meta { margin: 0; }
.pager-links { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.pager-link {
  min-width: 32px; height: 32px; padding: 0 8px; border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--bg-3); color: var(--text); text-decoration: none; font-size: 13px;
}
.pager-link:hover { text-decoration: none; filter: brightness(1.08); }
.pager-link.is-active { background: var(--copper); color: #1a120c; }
.pager-gap { color: var(--muted); padding: 0 4px; }

.wait-overlay {
  position: fixed; inset: 0; z-index: 80;
  background: rgba(8,10,16,.62);
  display: grid; place-items: center; padding: 24px;
}
.wait-card {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px;
  padding: 28px 24px; width: min(420px, 100%); text-align: center;
  box-shadow: var(--shadow);
}
.wait-card p { margin: 12px 0 0; }
.wait-spinner {
  width: 36px; height: 36px; margin: 0 auto 8px;
  border: 3px solid var(--line); border-top-color: var(--copper);
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.modal {
  position: fixed; inset: 0; z-index: 70;
  display: grid; place-items: center; padding: 18px;
}
.modal[hidden], .wait-overlay[hidden] { display: none !important; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(8,10,16,.72); }
.modal-card {
  position: relative; z-index: 1;
  width: min(720px, 100%); max-height: calc(100vh - 36px); overflow: auto;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 16px;
  padding: 22px 22px 18px; box-shadow: var(--shadow);
}
.modal-card.modal-narrow { width: min(520px, 100%); }
.modal-close {
  position: absolute; top: 10px; right: 12px;
  background: none; border: 0; color: var(--muted); font-size: 28px;
  cursor: pointer; line-height: 1;
}
.modal-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.modal-kv { display: grid; gap: 8px; font-size: 14px; }
.modal-kv div { display: grid; grid-template-columns: 140px 1fr; gap: 8px; }
.modal-kv dt { color: var(--muted); }
.modal-kv dd { margin: 0; }
.modal-title { margin: 0 28px 4px 0; font-size: 20px; }
.modal-sub { color: var(--muted); margin: 0 0 16px; font-size: 13px; }
.modal-refresh { color: var(--muted); font-size: 12px; text-align: right; }

@media (max-width: 720px) {
  .modal-grid, .modal-kv div { grid-template-columns: 1fr; }
}

.btn, button.btn, input[type=submit] {
  display: inline-flex; align-items: center; justify-content: center;
  border: 0; border-radius: 10px; padding: 9px 14px; cursor: pointer;
  background: var(--copper); color: #1a120c; font: 600 14px var(--font);
}
.btn.secondary { background: var(--bg-3); color: var(--text); }
.btn.danger { background: #8a3a32; color: #fff; }
.btn:hover { filter: brightness(1.08); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.toolbar { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 16px; }
.toolbar-search { flex-wrap: wrap; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; flex: 1; }
.filters input[type=search] { min-width: 180px; flex: 1; }
.filters select, .filters input, .filters button { width: auto; }
.nav-toggle {
  display: none; width: 42px; height: 42px; border: 0; border-radius: 10px;
  background: var(--bg-3); color: var(--text); font-size: 20px; cursor: pointer;
}
.nav-scrim { display: none; }

.modal-card { width: min(860px, 100%); }
.modal-smart { display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; }
.modal-kv { display: grid; gap: 7px; font-size: 14px; }
.modal-kv div { display: grid; grid-template-columns: 150px 1fr; gap: 8px; align-items: start; }
.modal-kv dt { color: var(--muted); }
.modal-kv dd { margin: 0; word-break: break-word; }
.modal-progress { margin: 0 0 16px; }
.modal-progress p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.modal-progress-track {
  height: 8px; border-radius: 999px; overflow: hidden;
  background: var(--bg-3);
}
.modal-progress-bar {
  height: 100%; width: 40%;
  background: linear-gradient(90deg, var(--copper), var(--copper-2));
  border-radius: 999px;
  animation: modalLoad 1.1s ease-in-out infinite;
}
@keyframes modalLoad {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(320%); }
}

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input, select, textarea {
  width: 100%; background: #10141c; color: var(--text);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: 15px var(--font);
}
input[type=radio], input[type=checkbox] { width: auto; padding: 0; }
textarea { min-height: 90px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.help { color: var(--muted); font-size: 12px; margin-top: 6px; }

.auth-card { max-width: 760px; }
.auth-form { gap: 12px; }
.auth-row {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 8px 18px;
  align-items: center;
}
.auth-row > span, .auth-row > label { margin: 0; color: var(--muted); }
.choice { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.choice label { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--text); font-size: 14px; }
.choice-inline { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--text); font-size: 14px; }
.usage { margin-top: 8px; }
.usage-bar {
  height: 8px; border-radius: 999px; background: #2a3140; overflow: hidden;
}
.usage-bar span { display: block; height: 100%; background: var(--ok); border-radius: 999px; }
.usage .help { margin: 6px 0 0; }

.tabs {
  display: flex; gap: 2px; overflow-x: auto;
  border-bottom: 1px solid var(--line); margin: 8px 0 0;
}
.tabs a {
  flex: 0 0 auto; padding: 10px 14px; color: var(--muted);
  text-decoration: none; border-bottom: 2px solid transparent;
}
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.is-active { color: var(--text); border-bottom-color: var(--copper); }
.kv-table { width: 100%; border-collapse: collapse; }
.kv-table th, .kv-table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.kv-table th { width: 220px; color: var(--muted); font-weight: 500; }

.toast { border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; }
.toast.ok { background: rgba(111,191,115,.12); color: var(--ok); }
.toast.err { background: rgba(224,108,92,.12); color: var(--bad); }

.login-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background:
    radial-gradient(800px 400px at 80% 0%, rgba(208,138,76,.18), transparent 45%),
    var(--bg);
}
.login-card { width: min(420px, 100%); }
.login-card h1 { margin: 0 0 8px; }
.login-card p { color: var(--muted); margin: 0 0 22px; }
.stack { display: flex; flex-direction: column; gap: 14px; }

.empty { color: var(--muted); padding: 28px 8px; text-align: center; }

@media (max-width: 980px) {
  .shell { display: block; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .user-menu { display: block; }
  .sidebar-user { display: none; }
  .topbar {
    position: sticky; top: 0; z-index: 40;
    margin: -14px -12px 16px; padding: 8px 12px 12px;
    background: var(--bg); border-bottom: 1px solid var(--line);
    flex-wrap: wrap; gap: 8px 10px; align-items: center;
  }
  .topbar h1 {
    order: 3; flex: 1 0 100%;
    font-size: 13px; font-weight: 600; letter-spacing: .08em;
    text-transform: uppercase; color: var(--muted);
    border-top: 1px solid var(--line); padding-top: 10px; margin-top: 2px;
  }
  .clock { display: none; }
  .sidebar {
    position: fixed; inset: 0 auto 0 0; width: min(280px, 86vw); z-index: 60;
    transform: translateX(-105%); transition: transform .2s ease;
    height: 100dvh; overflow: auto;
  }
  .sidebar.is-open { transform: translateX(0); }
  .nav-scrim {
    display: block; position: fixed; inset: 0; z-index: 55;
    background: rgba(8,10,16,.55);
  }
  .nav-scrim[hidden] { display: none !important; }
  .stats, .kpi-grid { grid-template-columns: 1fr 1fr; }
  .form-grid, .dashboard-split { grid-template-columns: 1fr; }
  .auth-row { grid-template-columns: 1fr; align-items: start; }
  .filters { width: 100%; }
  .filters input[type=search], .filters select, .filters button { width: 100%; }
  .row-actions .btn, .toolbar .btn { min-height: 42px; }
}
@media (max-width: 720px) {
  .modal { padding: 0; }
  .modal-card {
    width: 100%; max-height: 100vh; border-radius: 0;
    padding: 18px 14px 24px;
  }
  .modal-smart, .modal-grid, .modal-kv div { grid-template-columns: 1fr; }
  .modal-kv div { grid-template-columns: 1fr; gap: 2px; }
  .main { padding: 14px 12px 28px; }
  .stat { min-height: 78px; }
  .stat b { font-size: 22px; }
  .kpi { min-height: 108px; }
  .kpi-num { font-size: 26px; }
  .login-wrap { padding: 16px; }

  .table-wrap table { min-width: 0; }
  .table-wrap thead { display: none; }
  .table-wrap table, .table-wrap tbody, .table-wrap tr, .table-wrap td {
    display: block; width: 100%;
  }
  .table-wrap tr {
    background: var(--bg-3);
    border: 1px solid var(--line);
    border-radius: 12px;
    margin-bottom: 10px;
    padding: 10px 12px;
  }
  .table-wrap td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border: 0;
    padding: 7px 0;
    text-align: right;
  }
  .table-wrap td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 11px;
    letter-spacing: .06em;
    text-transform: uppercase;
    text-align: left;
    flex: 0 0 42%;
  }
  .table-wrap td.empty,
  .table-wrap td[colspan] {
    display: block;
    text-align: center;
    justify-content: center;
  }
  .table-wrap td.empty::before,
  .table-wrap td[colspan]::before { content: none; }
  .table-wrap td.vlan-ports-cell {
    display: block;
    text-align: left;
  }
  .table-wrap td.vlan-ports-cell::before {
    display: block;
    margin-bottom: 6px;
    flex: none;
  }
}