:root {
  --bg:      #080b0f;
  --bg2:     #0d1117;
  --bg3:     #111820;
  --bg4:     #161e28;
  --border:  #1c2530;
  --border2: #243040;
  --text:    #d0dce8;
  --text2:   #607080;
  --text3:   #2e3e50;
  --accent:  #00d4ff;
  --green:   #00e087;
  --red:     #ff3d5a;
  --orange:  #ff8c00;
  --mono:    'Courier New', Courier, monospace;
  --sans:    -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 13px; }
body { background: var(--bg); color: var(--text); font-family: var(--sans); min-height: 100vh; overflow-x: hidden; }

.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: linear-gradient(rgba(0,212,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(0,212,255,.018) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* ── Header ── */
header {
  position: relative; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; gap: 16px;
  background: var(--bg2); border-bottom: 1px solid var(--border);
}
.header-left { display: flex; align-items: center; }
.header-right { display: flex; align-items: center; gap: 14px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { display: flex; align-items: center; filter: drop-shadow(0 0 8px rgba(0,212,255,.4)); }
.logo-text { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: 2px; line-height: 1; }
.logo-sub { font-family: var(--mono); font-size: 9px; color: var(--text2); letter-spacing: 2px; margin-top: 2px; }

.scan-status { display: flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 10px; color: var(--text2); letter-spacing: 1px; }
.pulse-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.last-scan-wrap { font-family: var(--mono); font-size: 10px; color: var(--text3); letter-spacing: 1px; }
.last-scan-wrap span { color: var(--text2); }

.btn-scan {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  background: var(--accent); color: #000; border: none;
  padding: 8px 16px; border-radius: 4px; cursor: pointer; transition: all .2s;
}
.btn-scan:hover { background: #33ddff; box-shadow: 0 0 20px rgba(0,212,255,.4); }
.btn-scan.busy .scan-icon { animation: spin .7s linear infinite; }

/* ── Stats ── */
.stats-row {
  position: relative; z-index: 10;
  display: flex; background: var(--bg2); border-bottom: 1px solid var(--border);
}
.stat {
  flex: 1; padding: 14px 20px; border-right: 1px solid var(--border);
  transition: background .15s;
}
.stat:last-child { border-right: none; }
.stat:hover { background: var(--bg3); }
.stat-n { font-family: var(--mono); font-size: 26px; font-weight: 700; line-height: 1; }
.stat-l { font-family: var(--mono); font-size: 9px; letter-spacing: 2px; color: var(--text2); margin-top: 4px; }
.accent-green .stat-n { color: var(--green); text-shadow: 0 0 16px rgba(0,224,135,.3); }
.accent-red .stat-n   { color: var(--red);   text-shadow: 0 0 16px rgba(255,61,90,.3); }
.accent-blue .stat-n  { color: var(--accent); text-shadow: 0 0 16px rgba(0,212,255,.3); }

/* ── Tabs ── */
.tab-bar {
  position: relative; z-index: 10;
  display: flex; background: var(--bg2); border-bottom: 1px solid var(--border); padding: 0 20px;
}
.tab {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  color: var(--text2); background: none; border: none; border-bottom: 2px solid transparent;
  padding: 12px 16px; cursor: pointer; transition: all .2s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Toolbar ── */
.toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 14px 20px; background: var(--bg2); border-bottom: 1px solid var(--border);
}
.toolbar input {
  flex: 1; min-width: 220px;
  background: var(--bg); border: 1px solid var(--border2); color: var(--text);
  font-family: var(--mono); font-size: 12px; padding: 8px 12px; border-radius: 4px; outline: none;
  transition: border-color .2s;
}
.toolbar input:focus { border-color: var(--accent); }
.filter-pills { display: flex; gap: 4px; }
.pill {
  font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 1px;
  background: var(--bg3); border: 1px solid var(--border); color: var(--text2);
  padding: 6px 12px; border-radius: 3px; cursor: pointer; transition: all .15s;
}
.pill:hover { color: var(--text); border-color: var(--border2); }
.pill.active { background: var(--accent); color: #000; border-color: var(--accent); }

/* ── Device Grid ── */
.device-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px; background: var(--border); min-height: 200px;
}
.device-card {
  background: var(--bg2); padding: 16px 18px;
  transition: background .15s; position: relative;
}
.device-card:hover { background: var(--bg3); }
.device-card.is-blocked { border-left: 3px solid var(--red); }
.device-card.is-offline { opacity: .45; background: var(--bg2); }

.dc-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.dc-name { font-family: var(--sans); font-size: 14px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dc-ip { font-family: var(--mono); font-size: 11px; color: var(--accent); margin-top: 1px; }
.dc-hostname { font-family: var(--mono); font-size: 10px; color: var(--text2); margin-top: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.status-badge { display: flex; align-items: center; gap: 4px; font-family: var(--mono); font-size: 9px; font-weight: 700; letter-spacing: 1px; padding: 3px 7px; border-radius: 3px; flex-shrink: 0; }
.status-badge.online  { color: var(--green); background: rgba(0,224,135,.07); border: 1px solid rgba(0,224,135,.2); }
.status-badge.offline { color: var(--text3); background: rgba(80,100,120,.07); border: 1px solid var(--border); }
.status-badge.blocked { color: var(--red);   background: rgba(255,61,90,.07);  border: 1px solid rgba(255,61,90,.2); }
.s-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.status-badge.online .s-dot { animation: pulse 2s infinite; }

.dc-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 10px; margin-bottom: 10px; }
.meta-k { font-family: var(--mono); font-size: 9px; letter-spacing: 1px; color: var(--text3); }
.meta-v { font-family: var(--mono); font-size: 10px; color: var(--text2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.dc-notes { font-size: 11px; color: var(--text2); font-style: italic; margin-bottom: 10px; padding: 5px 9px; border-left: 2px solid var(--border2); }
.dc-groups { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 10px; }
.group-tag { font-family: var(--mono); font-size: 9px; padding: 2px 7px; border-radius: 10px; border: 1px solid; opacity: .85; }

.dc-actions { display: flex; gap: 6px; }
.btn-block { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 1px; padding: 6px 12px; border-radius: 3px; cursor: pointer; border: 1px solid; transition: all .15s; }
.btn-block.do-block   { color: var(--red);   border-color: rgba(255,61,90,.3);   background: rgba(255,61,90,.05); }
.btn-block.do-block:hover   { background: rgba(255,61,90,.15); }
.btn-block.do-unblock { color: var(--green); border-color: rgba(0,224,135,.3);   background: rgba(0,224,135,.05); }
.btn-block.do-unblock:hover { background: rgba(0,224,135,.15); }
.btn-edit { font-family: var(--mono); font-size: 10px; color: var(--text2); background: none; border: 1px solid var(--border2); padding: 6px 10px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.btn-edit:hover { color: var(--text); border-color: var(--border); }

/* ── Groups Layout ── */
.groups-layout { display: grid; grid-template-columns: 280px 1fr; min-height: 500px; }
.groups-sidebar { background: var(--bg2); border-right: 1px solid var(--border); }
.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; border-bottom: 1px solid var(--border);
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--text2);
}
.btn-icon { background: none; border: 1px solid var(--border2); color: var(--text2); width: 26px; height: 26px; border-radius: 3px; cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; transition: all .15s; }
.btn-icon:hover { color: var(--accent); border-color: var(--accent); }

.group-item {
  display: flex; align-items: center; gap: 10px; padding: 12px 16px;
  border-bottom: 1px solid var(--border); cursor: pointer; transition: background .15s;
}
.group-item:hover { background: var(--bg3); }
.group-item.active { background: var(--bg4); border-left: 3px solid var(--accent); }
.group-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.group-item-info { flex: 1; min-width: 0; }
.group-item-name { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.group-item-count { font-family: var(--mono); font-size: 10px; color: var(--text2); }

.group-detail { padding: 20px; background: var(--bg); }
.group-detail-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.group-detail-title { font-size: 18px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.group-detail-actions { display: flex; gap: 8px; }

.group-block-btn { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 1px; padding: 7px 14px; border-radius: 3px; cursor: pointer; border: 1px solid; transition: all .15s; }
.group-block-btn.do-block   { color: var(--red);   border-color: rgba(255,61,90,.3);  background: rgba(255,61,90,.05); }
.group-block-btn.do-block:hover   { background: rgba(255,61,90,.15); }
.group-block-btn.do-unblock { color: var(--green); border-color: rgba(0,224,135,.3);  background: rgba(0,224,135,.05); }
.group-block-btn.do-unblock:hover { background: rgba(0,224,135,.15); }

.btn-edit-sm { font-family: var(--mono); font-size: 10px; color: var(--text2); background: none; border: 1px solid var(--border2); padding: 7px 12px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.btn-edit-sm:hover { color: var(--text); }
.btn-danger-sm { font-family: var(--mono); font-size: 10px; color: var(--red); background: none; border: 1px solid rgba(255,61,90,.2); padding: 7px 12px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.btn-danger-sm:hover { background: rgba(255,61,90,.1); }

.members-section { margin-bottom: 20px; }
.section-label { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--text2); margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }
.member-list { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.member-item { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 12px; background: var(--bg2); border: 1px solid var(--border); border-radius: 4px; }
.member-info { flex: 1; }
.member-name { font-size: 13px; font-weight: 500; }
.member-ip { font-family: var(--mono); font-size: 10px; color: var(--accent); }
.btn-remove { background: none; border: none; color: var(--text3); font-size: 14px; cursor: pointer; padding: 2px 6px; border-radius: 3px; transition: all .15s; }
.btn-remove:hover { color: var(--red); }

.add-member-wrap { display: flex; gap: 8px; }
.add-member-wrap select { flex: 1; background: var(--bg); border: 1px solid var(--border2); color: var(--text); font-family: var(--mono); font-size: 12px; padding: 8px 10px; border-radius: 4px; outline: none; }
.add-member-wrap select:focus { border-color: var(--accent); }

/* ── Schedules ── */
.schedule-layout { display: grid; grid-template-columns: 360px 1fr; min-height: 400px; }
.sched-form-panel { padding: 20px; background: var(--bg2); border-right: 1px solid var(--border); }
.sched-list-panel { padding: 20px; background: var(--bg); }
.panel-title { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--text2); margin-bottom: 18px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }

.form-row { margin-bottom: 14px; }
.form-row > label { display: block; font-family: var(--mono); font-size: 9px; letter-spacing: 1.5px; color: var(--text2); margin-bottom: 6px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border2); color: var(--text);
  font-family: var(--mono); font-size: 12px; padding: 8px 10px; border-radius: 4px; outline: none; resize: vertical;
  transition: border-color .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--accent); }

.radio-row { display: flex; gap: 16px; }
.radio-opt { display: flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 11px; color: var(--text); cursor: pointer; }

.cron-chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.cron-chips span { font-family: var(--mono); font-size: 9px; color: var(--accent); border: 1px solid rgba(0,212,255,.25); background: rgba(0,212,255,.04); padding: 3px 8px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.cron-chips span:hover { background: rgba(0,212,255,.12); }
.cron-desc { font-family: var(--mono); font-size: 10px; color: var(--orange); margin-top: 6px; min-height: 14px; }

.btn-primary { width: 100%; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 1.5px; background: var(--accent); color: #000; border: none; padding: 10px; border-radius: 4px; cursor: pointer; transition: all .2s; }
.btn-primary:hover { background: #33ddff; box-shadow: 0 0 16px rgba(0,212,255,.3); }
.btn-sec { font-family: var(--mono); font-size: 11px; background: var(--bg3); color: var(--text2); border: 1px solid var(--border2); padding: 10px 18px; border-radius: 4px; cursor: pointer; transition: all .2s; }
.btn-sec:hover { color: var(--text); }

.sched-item { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: var(--bg2); border: 1px solid var(--border); border-radius: 4px; margin-bottom: 6px; transition: background .15s; }
.sched-item:hover { background: var(--bg3); }
.sched-badge { font-family: var(--mono); font-size: 9px; font-weight: 700; letter-spacing: 1px; padding: 3px 7px; border-radius: 3px; flex-shrink: 0; }
.sched-badge.block   { color: var(--red);   background: rgba(255,61,90,.1);  border: 1px solid rgba(255,61,90,.2); }
.sched-badge.unblock { color: var(--green); background: rgba(0,224,135,.08); border: 1px solid rgba(0,224,135,.2); }
.sched-info { flex: 1; min-width: 0; }
.sched-label { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sched-cron { font-family: var(--mono); font-size: 10px; color: var(--accent); margin-top: 2px; }
.sched-target { font-family: var(--mono); font-size: 10px; color: var(--text2); margin-top: 1px; }
.sched-type-tag { font-family: var(--mono); font-size: 9px; color: var(--text2); border: 1px solid var(--border); padding: 1px 5px; border-radius: 2px; }
.btn-del { background: none; border: 1px solid var(--border); color: var(--text3); width: 26px; height: 26px; border-radius: 3px; cursor: pointer; transition: all .15s; flex-shrink: 0; font-size: 12px; }
.btn-del:hover { border-color: var(--red); color: var(--red); }

/* ── Modal ── */
.modal-overlay { display: none; position: fixed; inset: 0; z-index: 1000; background: rgba(0,0,0,.75); align-items: center; justify-content: center; backdrop-filter: blur(4px); }
.modal-overlay.open { display: flex; }
.modal { background: var(--bg2); border: 1px solid var(--border2); border-radius: 6px; width: 420px; max-width: 95vw; box-shadow: 0 20px 60px rgba(0,0,0,.5); animation: slideUp .2s ease; }
.modal-hdr { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--border); font-family: var(--mono); font-size: 11px; letter-spacing: 2px; color: var(--accent); }
.modal-hdr button { background: none; border: none; color: var(--text2); font-size: 15px; cursor: pointer; transition: color .15s; }
.modal-hdr button:hover { color: var(--text); }
.modal-body { padding: 18px; }
.modal-actions { display: flex; gap: 8px; margin-top: 16px; }
.modal-actions .btn-primary { flex: 1; }

.color-swatches { display: flex; flex-wrap: wrap; gap: 8px; }
.color-swatch { width: 26px; height: 26px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; transition: all .15s; }
.color-swatch.selected { border-color: #fff; transform: scale(1.15); }

/* ── Toast ── */
.toast-wrap { position: fixed; bottom: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 6px; pointer-events: none; }
.toast { font-family: var(--mono); font-size: 11px; padding: 9px 14px; border-radius: 4px; border-left: 3px solid; pointer-events: auto; max-width: 300px; animation: toastIn .2s ease; }
.toast.success { background: rgba(0,224,135,.1); border-color: var(--green); color: var(--green); }
.toast.error   { background: rgba(255,61,90,.1);  border-color: var(--red);   color: var(--red); }
.toast.info    { background: rgba(0,212,255,.1);  border-color: var(--accent); color: var(--accent); }

/* ── Misc ── */
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 60px 20px; color: var(--text3); font-family: var(--mono); font-size: 11px; grid-column: 1/-1; }
.empty-state-sm { padding: 20px 16px; color: var(--text3); font-family: var(--mono); font-size: 11px; }
.loader { width: 28px; height: 28px; border: 2px solid var(--border2); border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; }

@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.25} }
@keyframes spin { to{transform:rotate(360deg)} }
@keyframes slideUp { from{transform:translateY(8px);opacity:0} to{transform:translateY(0);opacity:1} }
@keyframes toastIn { from{transform:translateX(16px);opacity:0} to{transform:translateX(0);opacity:1} }

@media(max-width:700px){
  .stats-row{flex-wrap:wrap}
  .stat{min-width:50%}
  .groups-layout,.schedule-layout{grid-template-columns:1fr}
  .groups-sidebar{border-right:none;border-bottom:1px solid var(--border)}
  .sched-form-panel{border-right:none;border-bottom:1px solid var(--border)}
  .device-grid{grid-template-columns:1fr}
}

/* ── User menu ── */
.user-menu-wrap { position: relative; z-index: 201; }
.btn-user {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; color: var(--text2);
  background: var(--bg3); border: 1px solid var(--border2);
  padding: 7px 12px; border-radius: 4px; cursor: pointer; transition: all .15s;
}
.btn-user:hover { color: var(--text); border-color: var(--border); }
.user-dropdown {
  position: fixed; top: 52px; right: 16px;
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: 5px; min-width: 160px; z-index: 202;
  box-shadow: 0 8px 30px rgba(0,0,0,.4);
  animation: slideUp .15s ease;
}
.user-dropdown.hidden { display: none; }
.dropdown-item {
  font-family: var(--mono); font-size: 11px; color: var(--text2);
  padding: 10px 14px; cursor: pointer; transition: all .15s; letter-spacing: .5px;
}
.dropdown-item:hover { background: var(--bg3); color: var(--text); }
.dropdown-item.danger { color: var(--red); }
.dropdown-item.danger:hover { background: rgba(255,61,90,.08); }
.dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* ── Settings ── */
.settings-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.settings-section { padding: 24px; border-right: 1px solid var(--border); }
.settings-section:last-child { border-right: none; }

.user-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; background: var(--bg2); border: 1px solid var(--border);
  border-radius: 4px; margin-bottom: 6px;
}
.user-row-info { flex: 1; }
.user-row-name { font-size: 13px; font-weight: 500; }
.user-row-meta { font-family: var(--mono); font-size: 10px; color: var(--text2); margin-top: 1px; }
.user-row-actions { display: flex; gap: 6px; }
.btn-reset-totp { font-family: var(--mono); font-size: 9px; color: var(--orange); border: 1px solid rgba(255,140,0,.3); background: rgba(255,140,0,.05); padding: 4px 8px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.btn-reset-totp:hover { background: rgba(255,140,0,.15); }
.btn-del-user { font-family: var(--mono); font-size: 9px; color: var(--red); border: 1px solid rgba(255,61,90,.25); background: none; padding: 4px 8px; border-radius: 3px; cursor: pointer; transition: all .15s; }
.btn-del-user:hover { background: rgba(255,61,90,.1); }
.you-badge { font-family: var(--mono); font-size: 9px; color: var(--accent); border: 1px solid rgba(0,212,255,.3); padding: 2px 6px; border-radius: 2px; }

.auth-error { font-family: var(--mono); font-size: 11px; color: var(--red); min-height: 16px; margin: 4px 0; }

/* ── Audit Log ── */
.audit-wrap { background: var(--bg); }
.audit-row {
  display: grid; grid-template-columns: 160px 100px 120px 1fr auto;
  gap: 10px; align-items: center;
  padding: 8px 20px; border-bottom: 1px solid var(--border);
  font-family: var(--mono); font-size: 10px;
  transition: background .1s;
}
.audit-row:hover { background: var(--bg2); }
.audit-row.fail { border-left: 2px solid var(--red); }
.audit-time   { color: var(--text2); }
.audit-user   { color: var(--accent); }
.audit-action { color: var(--text); font-weight: 700; letter-spacing: .5px; }
.audit-detail { color: var(--text2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.audit-ip     { color: var(--text3); text-align: right; }

@media(max-width:700px){
  .settings-layout { grid-template-columns: 1fr; }
  .settings-section { border-right: none; border-bottom: 1px solid var(--border); }
  .audit-row { grid-template-columns: 1fr 1fr; }
  .audit-detail,.audit-ip { display: none; }
}