/* ==========================================================================
   PoE Manager — Design System
   ========================================================================== */

:root {
  --bg: #0e1015;
  --bg-elevated: #14171e;
  --bg-card: #1a1e27;
  --bg-card-hover: #20242f;
  --bg-input: #12151b;
  --border: #2a2f3b;
  --border-soft: #21252f;
  --text: #eef0f4;
  --text-dim: #9aa2b4;
  --text-faint: #656d80;
  --accent: #ff7a1a;
  --accent-strong: #ff8f3d;
  --accent-dim: rgba(255, 122, 26, 0.14);
  --accent-ring: rgba(255, 122, 26, 0.35);
  --success: #2fd07a;
  --success-dim: rgba(47, 208, 122, 0.14);
  --danger: #f0475c;
  --danger-dim: rgba(240, 71, 92, 0.14);
  --warning: #f5a623;
  --warning-dim: rgba(245, 166, 35, 0.14);
  --muted: #6b7280;
  --muted-dim: rgba(107, 114, 128, 0.16);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.55);
  --shadow-sm: 0 4px 14px -6px rgba(0, 0, 0, 0.4);
  --sidebar-w: 244px;
  --topbar-h: 64px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #f3f4f7;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f8f8fb;
  --bg-input: #ffffff;
  --border: #e3e5ec;
  --border-soft: #ebedf2;
  --text: #1a1d24;
  --text-dim: #565d6d;
  --text-faint: #8a90a0;
  --accent-dim: rgba(255, 122, 26, 0.1);
  --muted-dim: rgba(107, 114, 128, 0.12);
  --shadow: 0 10px 30px -14px rgba(20, 20, 30, 0.18);
  --shadow-sm: 0 4px 14px -8px rgba(20, 20, 30, 0.14);
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }

p { margin: 0; }

button { font-family: inherit; }

::selection { background: var(--accent-dim); }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: var(--text-faint); background-clip: content-box; }

/* ==========================================================================
   App shell
   ========================================================================== */

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---- Sidebar ---- */

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-right: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  z-index: 40;
  transition: transform 0.25s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px 16px;
}

.sidebar-brand .brand-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
  letter-spacing: -0.01em;
}
.sidebar-brand .brand-sub {
  display: block;
  font-size: 11px;
  color: var(--text-faint);
  font-weight: 500;
}

.sidebar-nav {
  flex: 1;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-weight: 550;
  font-size: 13.5px;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.85; }

.nav-item:hover { background: var(--bg-card-hover); color: var(--text); }

.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent-strong);
}
.nav-item.active svg { opacity: 1; }

.nav-divider {
  height: 1px;
  background: var(--border-soft);
  margin: 10px 8px;
}

/* Nav-Gruppe mit Untermenü (z.B. "Logs" -> Live-Log / Änderungslog) */
.nav-group-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  background: none;
  color: var(--text-dim);
  font-weight: 550;
  font-size: 13.5px;
  font-family: inherit;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-group-toggle svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.85; }
.nav-group-toggle:hover { background: var(--bg-card-hover); color: var(--text); }
.nav-group-toggle .nav-chevron { margin-left: auto; width: 14px; height: 14px; transition: transform 0.15s ease; opacity: 0.6; }
.nav-group.expanded .nav-group-toggle .nav-chevron { transform: rotate(90deg); }
.nav-group.active-group .nav-group-toggle { color: var(--accent-strong); }
.nav-group-children {
  display: none;
  flex-direction: column;
  gap: 2px;
  padding-left: 30px;
  margin-top: 2px;
}
.nav-group.expanded .nav-group-children { display: flex; }
.nav-group-children .nav-item { font-size: 13px; padding: 8px 12px; }

/* Kacheln nebeneinander (z.B. Im-/Export, Konto-Seite) */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  align-items: start;
}

/* Navbar-Reihenfolge (Settings) */
.nav-order-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.nav-order-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 550;
}
.nav-order-list .nav-order-actions { display: flex; gap: 4px; }
.nav-order-list .icon-btn { width: 28px; height: 28px; }

.sidebar-footer {
  padding: 14px 12px 18px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
}

.user-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #ff4d6d);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 12.5px;
  flex-shrink: 0;
}

.user-meta { flex: 1; min-width: 0; overflow: hidden; }
.user-chip .icon-btn { flex-shrink: 0; width: 30px; height: 30px; }
.user-chip .icon-btn svg { width: 15px; height: 15px; }
.user-meta .u-name { font-size: 13px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-meta .u-role { font-size: 11px; color: var(--text-faint); }

.footer-actions { display: flex; gap: 6px; }
.footer-actions .icon-btn { flex: 1; }

.sidebar-toggle {
  display: none;
}

.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 39;
}

/* ---- Main area ---- */

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.main.no-sidebar { margin-left: 0; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 28px;
  min-height: var(--topbar-h);
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.topbar-left { display: flex; align-items: center; gap: 14px; min-width: 0; flex: 1; z-index: 1; }
.topbar-title { font-size: 19px; font-weight: 700; letter-spacing: -0.015em; }
.topbar-sub { color: var(--text-faint); font-size: 12.5px; margin-top: 2px; }

.topbar-right { display: flex; align-items: center; gap: 10px; flex: 1; justify-content: flex-end; z-index: 1; }

/* Logo mittig über die volle Höhe der Topbar, unabhängig vom Padding —
   passt sich per height:100% der Balkenhöhe an, egal wie breit es dabei
   wird. pointer-events:none, damit es Klicks auf Titel/Buttons nicht
   blockiert, falls es auf schmalen Screens überlappt. */
.topbar-logo {
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  padding: 9px 0;
  pointer-events: none;
}
.topbar-logo img {
  height: 100%;
  width: auto;
  display: block;
}

.hamburger {
  display: inline-flex;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  flex-shrink: 0;
}

/* Desktop: dauerhaftes Einklappen der Sidebar (nicht die mobile
   Off-Canvas-Logik unten, die bleibt für schmale Screens bestehen). */
@media (min-width: 901px) {
  .sidebar.collapsed { transform: translateX(-100%); }
  .main.sidebar-collapsed { margin-left: 0; }
}

.content {
  padding: 24px 28px 48px;
  max-width: 1320px;
  width: 100%;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.06s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
  user-select: none;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 15px; height: 15px; }

.btn-primary {
  background: var(--accent);
  color: #1a0e03;
  box-shadow: 0 6px 18px -6px rgba(255, 122, 26, 0.55);
}
.btn-primary:hover { background: var(--accent-strong); }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-card-hover); border-color: var(--text-faint); }

.btn-success { background: var(--success); color: #06210f; }
.btn-success:hover { filter: brightness(1.08); }

.btn-danger { background: transparent; color: var(--danger); border-color: var(--danger-dim); }
.btn-danger:hover { background: var(--danger-dim); }

.btn-ghost { background: transparent; color: var(--text-dim); border-color: transparent; }
.btn-ghost:hover { background: var(--bg-card-hover); color: var(--text); }

.btn-sm { padding: 6px 12px; font-size: 12.5px; border-radius: 8px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-dim);
  cursor: pointer;
}
.icon-btn:hover { color: var(--text); border-color: var(--text-faint); }
.icon-btn svg { width: 16px; height: 16px; }

/* ==========================================================================
   Cards / surfaces
   ========================================================================== */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.card-pad { padding: 20px 22px; }

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
/* Beschreibungstext darf mehrzeilig umbrechen, ohne dass der Button
   (z.B. "+ Neue Zugangsdaten") mit in die nächste Zeile rutscht — der
   bleibt immer rechts oben in derselben Zeile. */
.section-head > div:first-child { flex: 1 1 auto; min-width: 0; }
.section-head > .btn { flex-shrink: 0; }

.section-head h2 { font-size: 20px; }
.section-head .hint { color: var(--text-faint); font-size: 12.5px; margin-top: 3px; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.stat-card .stat-label { font-size: 12px; color: var(--text-faint); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-card .stat-value { font-size: 26px; font-weight: 700; margin-top: 6px; letter-spacing: -0.02em; }
.stat-card .stat-value.online { color: var(--success); }
.stat-card .stat-value.offline { color: var(--danger); }
.stat-card .stat-value.disabled { color: var(--muted); }

/* ==========================================================================
   Badges / pills
   ========================================================================== */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 650;
}
.pill svg { width: 12px; height: 12px; }
.pill::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.pill.online { background: var(--success-dim); color: var(--success); }
.pill.offline { background: var(--danger-dim); color: var(--danger); }
.pill.unknown { background: var(--warning-dim); color: var(--warning); }
.pill.disabled { background: var(--muted-dim); color: var(--muted); }
.pill.admin { background: var(--accent-dim); color: var(--accent-strong); }
.pill.user { background: var(--muted-dim); color: var(--text-dim); }
.pill.action-pill { background: var(--muted-dim); color: var(--text-dim); }
.pill.action-pill::before { display: none; }
.pill.action-pill svg { width: 13px; height: 13px; }

.avatar-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--muted-dim);
  color: var(--text-dim);
  font-size: 11.5px;
  font-weight: 700;
  flex-shrink: 0;
}
.avatar-placeholder { text-transform: uppercase; }

.timer-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-dim);
}
.timer-pill .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 var(--success-dim);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(47,208,122,0.5); }
  70% { box-shadow: 0 0 0 6px rgba(47,208,122,0); }
  100% { box-shadow: 0 0 0 0 rgba(47,208,122,0); }
}

.timer-pill-refresh {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px;
  margin-left: 2px;
  padding: 0;
  border: none;
  background: none;
  color: var(--text-faint);
  cursor: pointer;
  border-radius: 50%;
}
.timer-pill-refresh svg { width: 12px; height: 12px; }
.timer-pill-refresh:hover { color: var(--accent-strong); background: var(--accent-dim); }
.timer-pill-refresh.spinning svg { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Device grid (dashboard)
   ========================================================================== */

/* Bootstrap-artiges Raster: feste Spaltenzahl je Breakpoint statt frei
   fließendem auto-fill — dadurch maximal 6 Kacheln nebeneinander auf
   breiten Screens, dafür beliebig viele Zeilen untereinander. */
.device-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (min-width: 480px)  { .device-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 720px)  { .device-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 960px)  { .device-grid { grid-template-columns: repeat(5, 1fr); } }
@media (min-width: 1200px) { .device-grid { grid-template-columns: repeat(6, 1fr); } }

.dash-section { margin-bottom: 26px; }
.dash-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 650;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.device-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 16px 16px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.1s ease, background 0.15s ease;
  overflow: hidden;
}
.device-card:hover { border-color: var(--text-faint); background: var(--bg-card-hover); transform: translateY(-2px); }
.device-card:active { transform: translateY(0); }
.device-card.is-disabled { cursor: default; opacity: 0.65; }
.device-card.is-disabled:hover { transform: none; border-color: var(--border-soft); background: var(--bg-card); }
.device-card.is-readonly { cursor: default; }
.device-card.is-readonly:hover { transform: none; border-color: var(--border-soft); background: var(--bg-card); }

.device-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--muted);
}
.device-card[data-status="online"]::before { background: var(--success); }
.device-card[data-status="offline"]::before { background: var(--danger); }
.device-card[data-status="unbekannt"]::before { background: var(--warning); }
.device-card[data-status="disabled"]::before { background: var(--muted); }

.device-card .dc-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.device-card .dc-icon {
  width: 34px; height: 34px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  background: var(--muted-dim);
  color: var(--muted);
  flex-shrink: 0;
}
.device-card[data-status="online"] .dc-icon { background: var(--success-dim); color: var(--success); }
.device-card[data-status="offline"] .dc-icon { background: var(--danger-dim); color: var(--danger); }
.device-card[data-status="disabled"] .dc-icon { background: var(--muted-dim); color: var(--muted); }
.device-card .dc-icon svg { width: 17px; height: 17px; }

.device-card .dc-name {
  margin-top: 12px;
  font-weight: 650;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.device-card .dc-ip { color: var(--text-faint); font-size: 11.5px; margin-top: 2px; font-family: var(--font-mono); }

.device-card .dc-status { margin-top: 12px; }

.spinner {
  width: 13px; height: 13px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-right-color: transparent;
  display: inline-block;
  animation: spin 0.65s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Tables
   ========================================================================== */

.table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-soft);
  flex-wrap: wrap;
}

.search-input {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 220px;
}
.search-input svg {
  position: absolute; left: 11px;
  width: 15px; height: 15px;
  color: var(--text-faint);
  pointer-events: none;
}
.search-input input[type="text"] { padding-left: 34px; }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table thead th.sortable-col {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.data-table thead th.sortable-col:hover { color: var(--text); }
.data-table thead th.sortable-col::after {
  content: "⇅";
  display: inline-block;
  margin-left: 5px;
  font-size: 10px;
  opacity: 0.35;
}
.data-table thead th.sortable-col.sort-asc::after { content: "▲"; opacity: 0.85; }
.data-table thead th.sortable-col.sort-desc::after { content: "▼"; opacity: 0.85; }

.data-table thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  font-weight: 650;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border-soft);
  white-space: nowrap;
}

.data-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background 0.12s ease; }
.data-table tbody tr:hover { background: var(--bg-card-hover); }

.mono { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-dim); }
.cell-name { font-weight: 600; }
.row-actions { display: flex; align-items: center; gap: 6px; flex-wrap: nowrap; }
.row-actions form { display: flex; }

.empty-row td {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-faint);
}

.group-detail-row td {
  padding: 20px 24px 22px;
  background: var(--bg-elevated);
}
.group-detail-row:hover { background: transparent; }
#chev-admin, [id^="chev-"] { transition: transform 0.15s ease; }

/* ==========================================================================
   Forms
   ========================================================================== */

.field { margin-bottom: 15px; }
.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 650;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.field .field-hint { font-size: 11.5px; color: var(--text-faint); margin-top: 5px; }

input[type="text"], input[type="password"], input[type="number"], input[type="email"], select, textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 13.5px;
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input::placeholder { color: var(--text-faint); }

/* Datei-Auswahl (z.B. Import/Export) — der native Button/"keine Datei
   ausgewählt"-Text folgt sonst nicht dem Farbschema und ist im Dark Mode
   kaum lesbar (dunkler Text auf dunklem Grund). */
input[type="file"] {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 9px;
  font-size: 13px;
  padding: 6px 8px;
}
input[type="file"]::file-selector-button,
input[type="file"]::-webkit-file-upload-button {
  -webkit-appearance: none;
  appearance: none;
  background: var(--bg-card-hover);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 12px;
  margin-right: 10px;
  font-size: 12.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
input[type="file"]::file-selector-button:hover,
input[type="file"]::-webkit-file-upload-button:hover {
  background: var(--bg-card);
  border-color: var(--text-faint);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
input.is-invalid { border-color: var(--danger) !important; box-shadow: 0 0 0 3px var(--danger-dim) !important; }
.invalid-feedback { display: none; color: var(--danger); font-size: 11.5px; margin-top: 5px; }
input.is-invalid + .invalid-feedback,
input.is-invalid ~ .invalid-feedback { display: block; }

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%239aa2b4'%3E%3Cpath fill-rule='evenodd' d='M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
}

.switch-check {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  user-select: none;
}
.switch-check input { display: none; }
.switch-check .track {
  width: 38px; height: 22px;
  border-radius: 999px;
  background: var(--muted-dim);
  border: 1px solid var(--border);
  position: relative;
  transition: background 0.15s ease;
  flex-shrink: 0;
}
.switch-check .track::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--text-faint);
  transition: transform 0.15s ease, background 0.15s ease;
}
.switch-check input:checked + .track { background: var(--success-dim); border-color: var(--success); }
.switch-check input:checked + .track::after { transform: translateX(16px); background: var(--success); }
.switch-check input:disabled + .track { opacity: 0.5; cursor: not-allowed; }

/* ==========================================================================
   Modal
   ========================================================================== */

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(6, 7, 10, 0.6);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 440px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  animation: modal-in 0.16s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-soft);
}
.modal-header h3 { font-size: 16px; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid var(--border-soft);
}

.modal-close {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  color: var(--text-faint);
  cursor: pointer;
  border: none; background: transparent;
}
.modal-close:hover { background: var(--bg-card-hover); color: var(--text); }

.detail-list { display: flex; flex-direction: column; gap: 12px; }
.detail-row { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--border-soft); }
.detail-row:last-child { border-bottom: none; padding-bottom: 0; }
.detail-row .k { color: var(--text-faint); font-size: 12.5px; font-weight: 600; }
.detail-row .v { font-weight: 600; text-align: right; }

/* ==========================================================================
   Toasts
   ========================================================================== */

.toast-stack {
  position: fixed;
  top: 18px; right: 18px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 340px;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: var(--shadow);
  font-size: 13px;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  animation: toast-in 0.18s ease;
}
.toast.success { border-left-color: var(--success); }
.toast.danger { border-left-color: var(--danger); }
.toast.info { border-left-color: var(--accent); }
.toast .toast-close { margin-left: auto; cursor: pointer; color: var(--text-faint); flex-shrink: 0; }
.toast.hide { animation: toast-out 0.18s ease forwards; }
@keyframes toast-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toast-out { to { opacity: 0; transform: translateX(16px); } }

/* ==========================================================================
   Login page
   ========================================================================== */

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 15% 15%, rgba(255, 122, 26, 0.14), transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(255, 122, 26, 0.08), transparent 40%),
    var(--bg);
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 34px 32px 28px;
}

.login-logo { display: flex; justify-content: center; margin-bottom: 22px; }
.login-logo img { height: 34px; }

.login-card h1 { font-size: 18px; text-align: center; margin-bottom: 4px; }
.login-card .login-sub { text-align: center; color: var(--text-faint); font-size: 12.5px; margin-bottom: 24px; }

/* ==========================================================================
   Logs page
   ========================================================================== */

.log-shell {
  background: #0a0c10;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: calc(100vh - 210px);
  min-height: 320px;
}
[data-theme="light"] .log-shell { background: #0e1116; }

.log-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid #1f232c;
  background: #101319;
}
.log-dots { display: flex; gap: 6px; }
.log-dots span { width: 10px; height: 10px; border-radius: 50%; }
.log-dots span:nth-child(1) { background: #f0475c; }
.log-dots span:nth-child(2) { background: #f5a623; }
.log-dots span:nth-child(3) { background: #2fd07a; }

#log-box {
  flex: 1;
  overflow-y: auto;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  color: #c7ccd6;
}
.log-line { display: block; }
.log-line.online { color: #4ade80; }
.log-line.offline { color: #f87171; }
.log-line.sep { color: #3a4050; }
.log-line.restart { color: #ffb454; }

/* ==========================================================================
   Permission checklists (Gruppen)
   ========================================================================== */

.permission-group-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  font-weight: 650;
  margin-bottom: 8px;
}

.check-list { display: flex; flex-direction: column; gap: 9px; }
.check-row {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--text-dim);
  cursor: pointer;
}
.check-row input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--accent);
  flex-shrink: 0;
  cursor: pointer;
}

/* ==========================================================================
   SSH terminal panel (switch connection test)
   ========================================================================== */

.term-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-soft);
}

.xterm-container {
  height: 380px;
  background: #0a0c10;
  padding: 10px 12px;
}
.xterm-container .xterm { height: 100%; }

/* ==========================================================================
   Utilities
   ========================================================================== */

.flex { display: flex; }
.gap-2 { gap: 8px; }
.mt-3 { margin-top: 14px; }
.text-dim { color: var(--text-dim); }
.text-faint { color: var(--text-faint); }
.hidden { display: none !important; }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open { transform: translateX(0); box-shadow: var(--shadow); }
  .sidebar-backdrop.open { display: block; }
  .main { margin-left: 0; }
  .hamburger { display: inline-flex; }
  .content { padding: 18px 16px 40px; }
  .topbar { padding: 10px 16px; }
  .topbar-logo { opacity: 0.5; }
}

@media (max-width: 640px) {
  .topbar-logo { display: none; }
}

@media (max-width: 560px) {
  .device-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .topbar-title { font-size: 16px; }
  .stat-row { grid-template-columns: repeat(2, 1fr); }
}