:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1e2740;
  --border: #2a3654;
  --text: #e6ecf5;
  --muted: #8b98b5;
  --accent: #4f8cff;
  --accent-2: #6ee7b7;
  --danger: #ff6b6b;
  --warn: #ffb454;
  --ok: #34d399;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button {
  font-family: inherit;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  transition: .15s;
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { filter: brightness(1.1); }
button.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
button.danger:hover { background: rgba(255,107,107,.12); }
button.ghost { background: transparent; }
.button-link {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  padding: 8px 14px; border-radius: 8px; font-size: 13px;
}
.button-link:hover { border-color: var(--accent); text-decoration: none; }
.button-link.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button:disabled { opacity: .5; cursor: not-allowed; }
input, select {
  font-family: inherit;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }

/* layout */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px 12px;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
}
.sidebar { transition: width .2s ease, transform .2s ease, padding .2s ease; }
.sidebar-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 16px; }
.sidebar-head .brand { margin: 4px 4px; }
.brand { font-size: 18px; font-weight: 700; margin: 4px 8px 20px; letter-spacing: .5px; }
.brand span { color: var(--accent); }
.collapse-btn { padding: 5px 10px; font-size: 16px; line-height: 1; }
.menu-open-btn {
  display: none; position: fixed; top: 12px; left: 12px; z-index: 600;
  padding: 8px 13px; font-size: 18px; line-height: 1; box-shadow: var(--shadow);
}
.sidebar-backdrop { display: none; }

/* мониторинг ресурсов + часы (низ меню) */
.sidebar { display: flex; flex-direction: column; }
.sysmon {
  margin-top: auto; padding: 12px 10px 6px; border-top: 1px solid var(--border);
}
.sm-clock { text-align: center; margin-bottom: 10px; }
.sm-time { font-size: 22px; font-weight: 700; letter-spacing: 1px; font-variant-numeric: tabular-nums; }
.sm-date { font-size: 11px; margin-top: 2px; }
.sm-row { margin-bottom: 8px; }
.sm-lbl { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); margin-bottom: 3px; }
.sm-lbl span:first-child { color: var(--text); font-weight: 600; }
.sm-bar { height: 6px; background: var(--panel-2); border-radius: 6px; overflow: hidden; }
.sm-fill { height: 100%; border-radius: 6px; transition: width .4s ease; }
.sm-up { font-size: 11px; text-align: center; margin-top: 8px; }
.nav-group { font-size: 11px; text-transform: uppercase; color: var(--muted); margin: 16px 8px 6px; letter-spacing: .6px; }
.nav a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 10px; border-radius: 8px; color: var(--text); margin-bottom: 2px;
}
.nav a:hover { background: var(--panel-2); text-decoration: none; }
.nav a.active { background: var(--accent); color: #fff; }
.nav a .badge { font-size: 11px; background: rgba(255,255,255,.12); padding: 1px 7px; border-radius: 10px; }
.nav a.active .badge { background: rgba(255,255,255,.25); }
.main { flex: 1; padding: 24px 32px; overflow-x: auto; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.topbar h1 { font-size: 22px; margin: 0; }
.user-box { color: var(--muted); font-size: 13px; }

/* cards */
.grid { display: grid; gap: 14px; }
.stat-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow);
}
.stat { cursor: pointer; }
.stat:hover { border-color: var(--accent); }
.stat .num { font-size: 28px; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: 12px; margin-top: 4px; }
.stat .dot { display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:6px; }

/* table */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; cursor: pointer; user-select: none; }
th:hover { color: var(--text); }
tbody tr:hover { background: var(--panel-2); }
td.url { max-width: 380px; overflow: hidden; text-overflow: ellipsis; }

/* URL + кнопки действий (открыть в новом окне / копировать домен) */
.url-cell { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; }
.url-cell > a { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.url-actions { display: inline-flex; align-items: center; gap: 4px; flex: 0 0 auto; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; padding: 0; font-size: 13px; line-height: 1;
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--panel-2); color: var(--muted); cursor: pointer;
  text-decoration: none; transition: .15s; flex: 0 0 auto;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }
.topbar .url-actions { margin-right: auto; }

/* Вкладки раздела «Мониторинг доменов» */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; border-bottom: 1px solid var(--border); margin: 4px 0 6px; }
.tab {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border: 1px solid transparent; border-bottom: none;
  border-radius: 10px 10px 0 0; color: var(--muted); text-decoration: none;
  font-size: 14px; font-weight: 600; transition: .15s; margin-bottom: -1px;
}
.tab:hover { color: var(--text); background: var(--panel-2); }
.tab.active {
  color: var(--text); background: var(--panel-2);
  border-color: var(--border); border-bottom-color: var(--panel-2);
}
.tab-count {
  min-width: 20px; text-align: center; padding: 1px 8px; border-radius: 20px;
  font-size: 12px; font-weight: 700; background: rgba(139,152,181,.18); color: var(--muted);
}
.tab.active .tab-count { background: rgba(79,140,255,.18); color: var(--accent); }
.tab-hint { font-size: 12px; margin: 0 2px 12px; }

/* badges */
.tag { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.tag.ok { background: rgba(52,211,153,.15); color: var(--ok); }
.tag.no { background: rgba(255,107,107,.15); color: var(--danger); }
.tag.warn { background: rgba(255,180,84,.15); color: var(--warn); }
.tag.muted { background: rgba(139,152,181,.15); color: var(--muted); }
.tag.info { background: rgba(79,140,255,.15); color: var(--accent); }

/* toolbar */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar input, .toolbar select { width: auto; min-width: 180px; }
.spacer { flex: 1; }

/* pagination */
.pager { display: flex; gap: 8px; align-items: center; margin-top: 14px; justify-content: flex-end; color: var(--muted); }

/* forms */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 640px; }
.form-grid .full { grid-column: 1 / -1; }
.field { margin-bottom: 14px; }

/* login */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: 340px; }

/* detail */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 12px; }
.kv { background: var(--panel-2); border-radius: 8px; padding: 10px 12px; }
.kv .k { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .4px; }
.kv .v { margin-top: 4px; font-weight: 600; word-break: break-all; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0; }
.section-title { font-size: 15px; font-weight: 700; margin: 24px 0 12px; }
.domain-purpose { max-width: 760px; margin-top: 16px; }
.domain-purpose p { color: var(--muted); line-height: 1.65; margin: 8px 0 0; }

/* chart */
.chart { width: 100%; height: 120px; background: var(--panel-2); border-radius: 8px; padding: 8px; }

/* toast */
#toast { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--panel-2); border: 1px solid var(--border); padding: 12px 16px; border-radius: 8px; box-shadow: var(--shadow); min-width: 240px; animation: slidein .2s; }
.toast.ok { border-color: var(--ok); }
.toast.err { border-color: var(--danger); }
@keyframes slidein { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

.empty { color: var(--muted); text-align: center; padding: 40px; }
.muted { color: var(--muted); }
.loading { color: var(--muted); padding: 20px; }
.modal-back { position: fixed; inset: 0; background: rgba(0,0,0,.6); display:flex; align-items:center; justify-content:center; z-index: 500; }
.modal { width: 420px; max-width: 92vw; }

/* --- сворачивание меню (десктоп) --- */
@media (min-width: 821px) {
  .sidebar-collapsed .sidebar { width: 0; padding: 0; border-right: 0; overflow: hidden; }
  .sidebar-collapsed .menu-open-btn { display: flex; }
  .sidebar-collapsed .main { padding-left: 64px; }
}

/* --- планшеты / телефоны --- */
@media (max-width: 820px) {
  .menu-open-btn { display: flex; }
  .sidebar-open .menu-open-btn { display: none; }
  .sidebar {
    position: fixed; top: 0; left: 0; height: 100vh; width: 250px;
    transform: translateX(-100%); z-index: 560; box-shadow: var(--shadow);
  }
  .sidebar-open .sidebar { transform: translateX(0); }
  .sidebar-backdrop {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 550;
  }
  .sidebar-open .sidebar-backdrop { display: block; }
  .main { padding: 58px 14px 22px; }
  .topbar { flex-wrap: wrap; row-gap: 10px; margin-bottom: 16px; }
  .topbar h1 { font-size: 18px; }
  .toolbar { gap: 8px; }
  .toolbar input, .toolbar select { min-width: 0; width: 100%; flex: 1 1 100%; }
  .form-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .pager { justify-content: center; }
  .actions { gap: 8px; }
  .actions button { flex: 1 1 auto; }
}

/* --- узкие телефоны --- */
@media (max-width: 480px) {
  .main { padding: 56px 10px 20px; }
  .detail-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat .num { font-size: 22px; }
  .brand { font-size: 17px; }
}