*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #0a0b0d;
  --bg1:     #0f1114;
  --bg2:     #151820;
  --bg3:     #1c2030;
  --border:  #1e2535;
  --border2: #2a3347;
  --text:    #c8d0e0;
  --text2:   #7a8599;
  --text3:   #4a5568;
  --accent:  #00d4aa;
  --accent2: #0a8c72;
  --blue:    #4a9eff;
  --blue2:   #1a4a80;
  --amber:   #f0a030;
  --amber2:  #7a5010;
  --red:     #e05060;
  --red2:    #6a2030;
  --green:   #50d090;
  --green2:  #1a5535;
  --purple:  #9060f0;
  --purple2: #3a2070;
  --mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;
}

html {
  zoom: 1.1;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
}

#app { display: flex; flex-direction: column; min-height: 100vh; }

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  height: 48px;
  background: var(--bg1);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.nav-logo::before {
  content: '⬡';
  font-size: 18px;
  color: var(--accent);
}

.nav-sep { flex: 1; }

.nav-btn {
  background: none;
  border: 1px solid var(--border2);
  color: var(--text2);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 14px;
  cursor: pointer;
  margin-left: 10px;
  line-height: 1;
}
.nav-btn:hover { border-color: var(--accent); color: var(--accent); }

.nav-divider { color: var(--border2); }

.nav-status {
  font-size: 11px;
  color: var(--text3);
  display: flex;
  align-items: center;
  gap: 6px;
}

.pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── LAYOUT ── */
main { flex: 1; }

.page { display: none; }
.page.active { display: block; }

/* ── DASHBOARD ── */
.dash-header {
  padding: 28px 32px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg1);
}

.dash-title {
  font-size: 11px;
  color: var(--text3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.dash-headline {
  font-size: 22px;
  font-weight: 500;
  color: var(--text);
}

.stats-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg1);
}

.stat-cell {
  flex: 1;
  padding: 14px 24px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-cell:last-child { border-right: none; }

.stat-label {
  font-size: 10px;
  color: var(--text3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stat-value { font-size: 20px; font-weight: 500; color: var(--text); }
.stat-value.accent { color: var(--accent); }
.stat-value.amber  { color: var(--amber); }
.stat-value.red    { color: var(--red); }

/* ── TOOLBAR ── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 4px;
  padding: 6px 12px;
  flex: 1;
  max-width: 380px;
  transition: border-color 0.15s;
}

.search-wrap:focus-within { border-color: var(--accent); }

.search-icon { color: var(--text3); font-size: 12px; }

.search-wrap input {
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  width: 100%;
}

.search-wrap input::placeholder { color: var(--text3); }

select {
  background: var(--bg2);
  border: 1px solid var(--border2);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s;
}

select:focus { border-color: var(--accent); }

.toolbar-right { margin-left: auto; display: flex; gap: 8px; }

.btn {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  border: 1px solid var(--border2);
  background: var(--bg2);
  color: var(--text2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.15s;
}

.btn:hover { border-color: var(--accent); color: var(--accent); }

.btn.primary {
  border-color: var(--accent2);
  background: var(--accent2);
  color: var(--bg);
}

.btn.primary:hover { background: var(--accent); border-color: var(--accent); }

.btn.danger {
  border-color: var(--red2);
  color: var(--red);
  background: var(--red2);
}

.btn.danger:hover { background: var(--red); color: var(--bg); border-color: var(--red); }

/* ── INSTANCE GRID ── */
.instance-grid {
  padding: 24px 32px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}

.instance-card {
  background: var(--bg1);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
  overflow: hidden;
}

.instance-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--border2);
  transition: background 0.15s;
}

.instance-card.state-deployed::before { background: var(--accent); }
.instance-card.state-testing::before  { background: var(--amber); }
.instance-card.state-degraded::before { background: var(--red); }

.instance-card:hover { border-color: var(--border2); background: var(--bg2); }

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
}

.card-name { font-size: 14px; font-weight: 500; color: var(--text); }
.card-vmid { font-size: 11px; color: var(--text3); margin-top: 2px; }

.badge {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 3px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

.badge.deployed    { background: var(--accent2); color: var(--accent); }
.badge.testing     { background: var(--amber2);  color: var(--amber); }
.badge.degraded    { background: var(--red2);    color: var(--red); }
.badge.production  { background: rgba(74,158,255,0.15); color: var(--blue); }
.badge.development { background: var(--bg3); color: var(--text2); }

.card-services { display: flex; gap: 4px; align-items: center; }

.svc-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border2);
}

.svc-dot.on { background: var(--accent); }
.svc-label  { font-size: 10px; color: var(--text3); margin-left: 2px; }

.card-ip { font-size: 10px; color: var(--text3); font-family: var(--mono); margin-top: 6px; }
.card-ip span { color: var(--text2); }

.empty-state {
  text-align: center;
  padding: 80px 32px;
  color: var(--text3);
  grid-column: 1 / -1;
}

.empty-state .empty-icon { font-size: 32px; margin-bottom: 12px; }
.empty-state p { font-size: 12px; }

/* ── DETAIL PAGE ── */
.detail-page { max-width: 900px; margin: 0 auto; padding: 32px; }

.breadcrumb {
  font-size: 11px;
  color: var(--text3);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb a {
  color: var(--text3);
  cursor: pointer;
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep    { color: var(--text3); }

.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.detail-name {
  font-size: 26px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.02em;
}

.detail-sub {
  font-size: 13px;
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 0;
}

.detail-sub > span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.detail-sub > span + span {
  margin-left: 12px;
  padding-left: 12px;
  border-left: 1px solid var(--border);
}
.detail-sub .lbl { color: var(--text3); font-size: 11px; }
.detail-sub .val { color: var(--text); }

.detail-actions { display: flex; gap: 8px; }

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.detail-section {
  background: var(--bg1);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px;
}

.detail-section.full { grid-column: 1 / -1; }

.section-title {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.kv-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
}

.kv-row:last-child { border-bottom: none; }
.kv-key            { color: var(--text3); }
.kv-val            { color: var(--text2); }
.kv-val.highlight  { color: var(--text); }
.kv-val.on         { color: var(--accent); }
.kv-val.off        { color: var(--text3); }

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.svc-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 12px;
  font-size: 12px;
}

.svc-name { color: var(--text2); }

.svc-status {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 7px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.svc-status.on  { background: rgba(0,212,170,0.12); color: var(--accent); }
.svc-status.off { background: var(--bg3); color: var(--text3); }

/* ── MODAL ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.7);
  align-items: center;
  justify-content: center;
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg1);
  border: 1px solid var(--border2);
  border-radius: 8px;
  width: 540px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}

.modal-title { font-size: 13px; font-weight: 500; color: var(--text); }

.modal-close {
  background: none;
  border: none;
  color: var(--text3);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 2px 6px;
  font-family: var(--mono);
}

.modal-close:hover { color: var(--text); }

.modal-body { padding: 22px; }

.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  background: var(--bg2);
  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 0.15s;
}

.form-input:focus { border-color: var(--accent); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.form-check { display: flex; align-items: center; gap: 8px; }

.form-check input[type=checkbox] {
  accent-color: var(--accent);
  width: 14px;
  height: 14px;
}

.form-check label { font-size: 12px; color: var(--text2); cursor: pointer; }

.toggle-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 22px;
  border-top: 1px solid var(--border);
}

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 6px;
  padding: 12px 18px;
  font-size: 12px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.2s;
  pointer-events: none;
}

.toast.show    { transform: translateY(0); opacity: 1; }
.toast.success { border-color: var(--accent2); }
.toast.error   { border-color: var(--red2); }

.toast-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.toast.error .toast-dot { background: var(--red); }

/* ── CONFIRM DIALOG ── */
.confirm-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 250;
  background: rgba(0,0,0,0.6);
  align-items: center;
  justify-content: center;
}

.confirm-overlay.open { display: flex; }

.confirm-box {
  background: var(--bg1);
  border: 1px solid var(--border2);
  border-radius: 8px;
  width: 380px;
  padding: 24px;
}

.confirm-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 8px;
}

.confirm-msg {
  font-size: 12px;
  color: var(--text2);
  margin-bottom: 20px;
  line-height: 1.7;
}

.confirm-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* ── HISTORY TIMELINE ── */
.tl-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
}
.tl-item:last-child { border-bottom: none; }
.tl-event  { display: flex; align-items: center; gap: 7px; font-size: 13px; min-width: 0; }
.tl-label  { color: var(--text2); }
.tl-sep    { color: var(--text3); user-select: none; }
.tl-old    { color: var(--text3); text-decoration: line-through; font-size: 12px; }
.tl-arrow  { color: var(--text3); font-size: 11px; }
.tl-new    { color: var(--text); font-weight: 500; }
.tl-time   { color: var(--text3); font-size: 11px; white-space: nowrap; flex-shrink: 0; }
.tl-deployed { color: var(--accent); }
.tl-testing  { color: var(--amber); }
.tl-degraded { color: var(--red); }
.tl-created .tl-event { color: var(--accent); font-weight: 500; }
.tl-empty  { color: var(--text3); font-size: 12px; padding: 8px 0; }

/* ── SETTINGS MODAL ── */
#settings-modal .modal-body { padding-top: 0; }
.settings-section { padding: 16px 0; border-bottom: 1px solid var(--border); }
.settings-section:last-child { border-bottom: none; padding-bottom: 0; }
.settings-section-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  margin-bottom: 8px;
}
.settings-desc { font-size: 12px; color: var(--text2); margin: 0 0 14px; line-height: 1.6; }
.settings-row { display: flex; align-items: center; gap: 12px; }
.settings-label { font-size: 13px; color: var(--text2); white-space: nowrap; min-width: 80px; }
.settings-select { flex: 1; }
.import-row { display: flex; gap: 10px; align-items: center; }
.import-file-input { flex: 1; }

.btn-secondary {
  background: var(--bg3);
  border-color: var(--border2);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-danger { background: var(--red2); border-color: var(--red); color: var(--text); }
.btn-danger:hover { background: var(--red); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ── CURSOR BLINK ── */
.cursor-blink {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--accent);
  animation: blink 1s step-end infinite;
  vertical-align: middle;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── MOBILE ── */
@media (max-width: 640px) {
  /* Reset desktop zoom — mobile browsers handle scaling themselves */
  html { zoom: 1; }

  /* Nav */
  nav { padding: 0 16px; }

  /* Dashboard header */
  .dash-header { padding: 18px 16px 14px; }

  /* Stats bar */
  .stat-cell { padding: 10px 16px; }

  /* Toolbar — search full-width on first row, filters + button below */
  .toolbar    { flex-wrap: wrap; padding: 10px 16px; gap: 8px; }
  .search-wrap { max-width: 100%; }
  .toolbar-right { margin-left: 0; width: 100%; justify-content: flex-end; }

  /* Instance grid — single column */
  .instance-grid {
    grid-template-columns: 1fr;
    padding: 12px 16px;
    gap: 8px;
  }

  /* Detail page */
  .detail-page { padding: 16px; }

  /* Detail header — stack title block above actions */
  .detail-header { flex-direction: column; align-items: flex-start; gap: 14px; }

  /* Detail sub — wrap items when they don't fit */
  .detail-sub { flex-wrap: wrap; row-gap: 4px; }

  /* Detail grid — single column */
  .detail-grid { grid-template-columns: 1fr; }

  /* Toggle grid — 2 columns instead of 3 */
  .toggle-grid { grid-template-columns: 1fr 1fr; }

  /* Confirm box — no fixed width on mobile */
  .confirm-box { width: auto; max-width: calc(100vw - 32px); padding: 18px; }

  /* History timeline — stack timestamp above event */
  .tl-item  { flex-direction: column; align-items: flex-start; gap: 3px; }
  .tl-time  { order: -1; }

  /* Toast — stretch across bottom */
  .toast { right: 16px; left: 16px; bottom: 16px; }
}