/* VoltrAI – Bootstrap 5 theme */

:root {
  --sidebar-width: 240px;
  --topbar-height: 52px;
  --content-bg: #040812;
  --content-surface: #0c1628;
  --content-surface-elev: #111d34;
  --vlt-primary: #22d3ee;
  --vlt-primary-hover: #06b6d4;
  --vlt-border: rgba(116,147,190,.22);
  --vlt-text: #f8fbff;
  --vlt-text-muted: #9aa8bf;
  --vlt-shadow: 0 20px 60px rgba(2,6,23,.45);
}

body {
  background:
    radial-gradient(circle at 20% 0%, rgba(34,211,238,.08), transparent 28%),
    radial-gradient(circle at 80% 10%, rgba(59,130,246,.08), transparent 30%),
    linear-gradient(180deg, #050914 0%, #07101d 45%, #040812 100%);
  color: var(--vlt-text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 0.9em;
}
body.vlt-admin-layout {
  background: #f6f8fc;
  color: #0f172a;
}

/* ── Auth page ── */
#vlt-auth-wrapper {
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(34,211,238,.12), transparent 30%),
    radial-gradient(circle at bottom right, rgba(59,130,246,.10), transparent 30%),
    linear-gradient(180deg, #050914 0%, #07101d 45%, #040812 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Sidebar ── */
#vlt-sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  flex-shrink: 0;
  background: linear-gradient(180deg, #07101d 0%, #050914 100%);
  border-right: 1px solid var(--vlt-border);
  box-shadow: 10px 0 30px rgba(2,6,23,.25);
  transition: transform 0.25s ease;
  z-index: 100;
  position: sticky;
  top: 0;
}

/* Brand */
.sidebar-brand { border-bottom: 1px solid rgba(116,147,190,.14); }
.sidebar-brand-link {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.sidebar-brand-full-logo {
  height: 28px;
  width: auto;
  max-width: 120px;
  display: block;
}

.sidebar-brand-name {
  color: var(--vlt-text);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.2;
}

.sidebar-brand-sub {
  color: var(--vlt-text-muted);
  font-size: 0.72rem;
  text-transform: capitalize;
  line-height: 1.2;
}

/* Nav label */
.sidebar-nav-label {
  color: rgba(154,168,191,.7);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Nav links */
.sidebar-nav-link {
  color: var(--vlt-text-muted);
  padding: 0.5rem 0.75rem;
  border-radius: 10px;
  font-size: 0.875rem;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  border: 1px solid transparent;
}

.sidebar-nav-link:hover {
  background: rgba(34,211,238,.08);
  border-color: rgba(34,211,238,.14);
  color: var(--vlt-text);
}

.sidebar-nav-link.active {
  background: rgba(34,211,238,.14);
  border-color: rgba(34,211,238,.22);
  color: #ffffff;
}

.sidebar-nav-link i,
.sidebar-nav-link .fas,
.sidebar-nav-link .far,
.sidebar-nav-link .fab {
  font-size: 1rem;
  width: 1.1rem;
  text-align: center;
}

/* Sub-items (e.g. individual installations) */
.sidebar-nav-sub {
  padding-left: 0.5rem;
}

.sidebar-nav-sublink {
  color: rgba(154,168,191,.78);
  padding: 0.3rem 0.75rem 0.3rem 2rem;
  border-radius: 8px;
  font-size: 0.8rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.15s, color 0.15s;
  margin-bottom: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-nav-sublink:hover {
  background: rgba(34,211,238,.06);
  color: var(--vlt-text);
}

.sidebar-nav-sublink.active {
  color: #67e8f9;
  background: rgba(6,182,212,.12);
}

/* Sidebar scrollbar */
#vlt-sidebar .overflow-auto {
  scrollbar-width: thin;
  scrollbar-color: rgba(34,211,238,.24) transparent;
}
#vlt-sidebar .overflow-auto::-webkit-scrollbar { width: 4px; }
#vlt-sidebar .overflow-auto::-webkit-scrollbar-track { background: transparent; }
#vlt-sidebar .overflow-auto::-webkit-scrollbar-thumb { background: rgba(34,211,238,.24); border-radius: 4px; }
#vlt-sidebar .overflow-auto::-webkit-scrollbar-thumb:hover { background: rgba(34,211,238,.38); }

/* User footer */
.sidebar-user { border-top: 1px solid rgba(116,147,190,.14); }

.sidebar-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #06b6d4, #22d3ee);
  color: #031018;
  font-weight: 700;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar-user-name {
  color: var(--vlt-text);
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.3;
  display: block;
}

.sidebar-user-name:hover { color: #ffffff; }

.sidebar-user-email {
  color: var(--vlt-text-muted);
  font-size: 0.7rem;
  line-height: 1.3;
}

.sidebar-logout-btn {
  color: var(--vlt-text-muted);
  font-size: 1.05rem;
  text-decoration: none;
  transition: color 0.15s;
  flex-shrink: 0;
}

.sidebar-logout-btn:hover { color: #67e8f9; }

/* ── Topbar ── */
#vlt-topbar {
  height: var(--topbar-height);
  flex-shrink: 0;
  background: #ffffff;
  border-bottom: 1px solid #e2e8f0;
}

.topbar-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #0f172a;
}

.btn-logout { color: #64748b; }
.btn-logout:hover { color: #0891b2; }
#vlt-topbar .btn { color: #64748b; }
#vlt-topbar .btn:hover { color: #0f172a; }

/* ── Layout ── */
#vlt-content {
  min-height: 100vh;
  background: #f6f8fc;
  min-width: 0;
}

#vlt-content main {
  background: #f6f8fc;
}

#vlt-content .container,
#vlt-content .container-fluid {
  max-width: 100%;
  padding-left: 0;
  padding-right: 0;
}

/* ── Mobile sidebar overlay ── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 99;
}
.sidebar-overlay.show { display: block; }

@media (max-width: 991.98px) {
  #vlt-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    transform: translateX(-100%);
  }
  #vlt-sidebar.show {
    transform: translateX(0);
  }
}

/* ── Touch-friendly controls on mobile ──
   Bootstrap "-sm" is ~31px on desktop (fine for mouse) but too small for fingers.
   Keep desktop defaults; bump everything to 44px+ on mobile. */
@media (max-width: 767.98px) {
  .form-control,
  .form-select,
  .form-control-sm,
  .form-select-sm,
  .input-group-sm > .form-control,
  .input-group-sm > .form-select,
  .input-group-sm > .input-group-text,
  .input-group-text {
    min-height: 44px;
    padding: 0.6rem 0.9rem;
    font-size: 1rem;
    line-height: 1.4;
  }
  .btn,
  .btn-sm,
  .btn-group-sm > .btn {
    min-height: 44px;
    padding: 0.55rem 1rem;
    font-size: 0.95rem;
  }
  .dropdown-item {
    padding: 0.65rem 1rem;
    min-height: 44px;
  }
}
/* Login page form fields stay generous regardless of viewport (touch + accessibility) */
.auth-input {
  min-height: 50px !important;
  padding: 0.85rem 1.1rem !important;
  font-size: 1rem !important;
  border-radius: 12px !important;
}
.auth-submit-btn {
  min-height: 50px !important;
  font-size: 1rem !important;
}
.auth-google {
  min-height: 50px !important;
  font-size: 1rem !important;
}

/* Collapsed desktop sidebar */
#vlt-wrapper.sidebar-collapsed #vlt-sidebar {
  width: 0;
  overflow: hidden;
}

/* ── Buttons ── */
.btn-primary {
  background-image: linear-gradient(135deg, #06b6d4, #22d3ee) !important;
  border-color: transparent !important;
  color: #04101a !important;
}

.btn-primary:hover {
  background-image: linear-gradient(135deg, #0891b2, #06b6d4) !important;
  border-color: transparent !important;
}

.btn-primary:focus {
  background-image: linear-gradient(135deg, #0891b2, #06b6d4) !important;
  border-color: transparent !important;
  box-shadow: 0 0 0 0.2rem rgba(34,211,238,.22) !important;
}

.btn-primary:active {
  background-image: linear-gradient(135deg, #0e7490, #0891b2) !important;
  border-color: transparent !important;
}

/* ── Cards ── */
.card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  box-shadow: 0 6px 20px rgba(15,23,42,.05);
  color: #0f172a;
}

.card-header {
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
  color: #0f172a;
}

/* ── Tables ── */
.table {
  --bs-table-bg: #ffffff;
  --bs-table-color: #334155;
  --bs-table-border-color: #e2e8f0;
  --bs-table-hover-bg: rgba(15,23,42,.02);
  font-size: 0.875rem;
  margin-bottom: 0;
}

.table th {
  font-weight: 600;
  color: #64748b;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
}

.table th a {
  color: #64748b;
  text-decoration: none;
}
.table th a:hover { color: #0891b2; }
body.vlt-admin-layout .table td,
body.vlt-admin-layout .table tbody tr,
body.vlt-admin-layout .text-muted,
body.vlt-admin-layout .text-secondary {
  color: #64748b !important;
}
body.vlt-admin-layout .form-control,
body.vlt-admin-layout .form-select,
body.vlt-admin-layout textarea,
body.vlt-admin-layout .input-group-text {
  background: #ffffff;
  border: 1px solid #dbe3ef;
  color: #0f172a;
}
body.vlt-admin-layout .form-control:focus,
body.vlt-admin-layout .form-select:focus,
body.vlt-admin-layout textarea:focus {
  background: #ffffff;
  border-color: rgba(34,211,238,.45);
  color: #0f172a;
  box-shadow: 0 0 0 0.2rem rgba(34,211,238,.12);
}
body.vlt-admin-layout .form-control::placeholder,
body.vlt-admin-layout textarea::placeholder {
  color: #94a3b8;
}

/* ── Filter bar ── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.6rem;
}

.filter-bar .form-control,
.filter-bar .form-select,
.filter-bar .btn,
.filter-dropdown-toggle {
  min-height: 28px;
  height: 28px;
  font-size: 0.78rem;
}

.filter-bar .form-control,
.filter-bar .form-select {
  padding: 0.25rem 0.5rem;
  line-height: 1.2;
}

.filter-bar .btn {
  padding: 0.25rem 0.65rem;
  line-height: 1.2;
}

/* Dropdown multiselect filter */
.filter-dropdown {
  position: relative;
}

.filter-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 0.6rem;
  background: #fff;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  color: #374151;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}

.filter-dropdown-toggle:hover {
  border-color: #9ca3af;
}

.filter-dropdown-toggle .badge {
  font-size: 0.62rem;
  padding: 1px 5px;
  background: var(--vlt-primary) !important;
}

.filter-dropdown-toggle i.fa-chevron-down {
  font-size: 0.6rem;
  color: #9ca3af;
  margin-left: 0.2rem;
}

.filter-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 50;
  min-width: 190px;
  max-height: 260px;
  overflow-y: auto;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  padding: 0.3rem 0;
  margin-top: 4px;
}

.filter-dropdown.open .filter-dropdown-menu {
  display: block;
}

.filter-dropdown-menu label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.65rem;
  font-size: 0.78rem;
  color: #374151;
  cursor: pointer;
  margin: 0;
}

.filter-dropdown-menu label:hover {
  background: #f8fafc;
}

.filter-dropdown-menu input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: var(--vlt-primary);
  flex-shrink: 0;
}

.filter-dropdown-menu .filter-dropdown-search {
  padding: 0.3rem 0.65rem;
  border-bottom: 1px solid #f1f5f9;
  margin-bottom: 0.2rem;
}

.filter-dropdown-menu .filter-dropdown-search input {
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 4px;
  padding: 0.25rem 0.45rem;
  font-size: 0.78rem;
  outline: none;
}

.filter-dropdown-menu .filter-dropdown-search input:focus {
  border-color: var(--vlt-primary);
}

.pagination .page-link {
  padding: 0.25rem 0.55rem;
  font-size: 0.78rem;
}

#rowsPerPage {
  min-height: 28px;
  font-size: 0.78rem;
}

/* ── Forms / compact controls ── */
.form-control,
.form-select,
.input-group-text {
  border: 1px solid #d1d5db;
  border-radius: 6px;
}

.vlt-compact-ui .form-control:not(.form-control-lg) {
  min-height: calc(1.5em + 0.5rem + 2px);
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
}

.vlt-compact-ui .form-select:not(.form-select-lg) {
  min-height: calc(1.5em + 0.5rem + 2px);
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
  padding-left: 0.5rem;
  font-size: 0.78rem;
}

.vlt-compact-ui .input-group-text {
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
}

.vlt-compact-ui textarea.form-control:not(.form-control-lg) {
  min-height: 84px;
}

.form-control:focus, .form-select:focus {
  border-color: var(--vlt-primary);
  box-shadow: 0 0 0 0.2rem rgba(26,107,60,0.15);
}

.vlt-compact-ui .btn:not(.btn-lg):not(.btn-link) {
  --bs-btn-padding-y: 0.25rem;
  --bs-btn-padding-x: 0.75rem;
  --bs-btn-font-size: 0.78rem;
  --bs-btn-border-radius: 0.35rem;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.3rem;
}

.vlt-compact-ui .form-text,
.vlt-compact-ui .form-check-label {
  font-size: 0.78rem;
}

.vlt-compact-ui .form-check-input {
  width: 0.95rem;
  height: 0.95rem;
  margin-top: 0.2rem;
}

.vlt-compact-ui .form-switch .form-check-input {
  width: 2em;
  height: 1em;
  margin-top: 0.25em;
}

/* ── Breadcrumb ── */
.breadcrumb {
  font-size: 0.82rem;
}

/* ── Installation overview compact layout ── */
.installation-overview-page .overview-top-card .card-body {
  padding: 0.65rem 0.85rem !important;
}

.installation-overview-page .overview-top-card .breadcrumb {
  margin-bottom: 0.15rem !important;
}

.installation-overview-page .overview-top-meta {
  gap: 0.35rem !important;
}

.installation-overview-page .setup-notice {
  padding: 0.6rem 0.8rem;
  border: 1px solid #ead79a;
  background: #fdf6dd;
  color: #6b5300;
}

.installation-overview-page .setup-notice .btn {
  white-space: nowrap;
}

.installation-overview-page .overview-kpi-row .card-body {
  padding: 0.75rem 0.85rem;
}

.installation-overview-page .overview-kpi-row h2 {
  font-size: 1.85rem;
  line-height: 1.05;
}

.installation-overview-page .card-header {
  padding: 0.6rem 0.9rem !important;
}

.installation-overview-page .card-header h5,
.installation-overview-page .card-header strong {
  font-size: 0.95rem;
}

.installation-overview-page .card-body {
  padding: 0.85rem 0.95rem;
}

.installation-overview-page .text-muted {
  line-height: 1.35;
}

.installation-overview-page .strategy-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #ffffff 0%, #f8fbff 62%, #eef6ff 100%);
  border: 1px solid #dbe7f3;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.installation-overview-page .strategy-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb 0%, #38bdf8 100%);
}

.installation-overview-page .strategy-kicker {
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.installation-overview-page .strategy-title {
  font-size: 0.94rem;
  line-height: 1.22;
  color: #0f172a;
}

.installation-overview-page .strategy-card .card-body {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0.65rem 0.72rem;
}

.installation-overview-page .strategy-card-top {
  gap: 0.55rem;
}

.installation-overview-page .strategy-badge-row {
  margin-top: 0.05rem;
}

.installation-overview-page .strategy-mode-badge,
.installation-overview-page .strategy-status-badge {
  font-size: 0.64rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.24rem 0.45rem;
}

.installation-overview-page .strategy-mode-badge {
  color: #1d4ed8;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
}

.installation-overview-page .strategy-status-badge {
  color: #0f766e;
  background: #ecfeff;
  border: 1px solid #a5f3fc;
}

.installation-overview-page .strategy-card-section {
  margin-top: 0.45rem !important;
  padding: 0.48rem 0.58rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #e2e8f0;
  border-radius: 0.7rem;
}

.installation-overview-page .strategy-info-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.installation-overview-page .strategy-info-row + .strategy-info-row {
  margin-top: 0.38rem;
  padding-top: 0.38rem;
  border-top: 1px dashed #e2e8f0;
}

.installation-overview-page .strategy-info-label {
  min-width: 3rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #64748b;
  flex-shrink: 0;
}

.installation-overview-page .strategy-info-label i {
  color: #2563eb;
}

.installation-overview-page .strategy-info-value {
  min-width: 0;
  flex: 1;
}

.installation-overview-page .strategy-copy {
  line-height: 1.34;
  margin: 0;
  font-size: 0.72rem;
}

.installation-overview-page .strategy-next-line {
  margin: 0;
  color: #0f172a;
  font-weight: 600;
  line-height: 1.34;
  font-size: 0.72rem;
}

.installation-overview-page .strategy-icon-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 999px;
  background: #fff;
  border-color: #dbe3ee;
}

.installation-overview-page .strategy-card-actions {
  padding-top: 0.35rem;
  margin-top: 0.35rem;
  border-top: 1px solid #e8eef6;
  flex-wrap: nowrap;
}

.installation-overview-page .strategy-action-hint {
  font-size: 0.68rem;
  line-height: 1.2;
}

.installation-overview-page .strategy-card-actions .btn {
  white-space: nowrap;
  border-radius: 999px;
  padding-inline: 0.6rem;
}

.installation-overview-page .strategy-mode-editor {
  margin-top: 0.7rem !important;
  padding: 0.75rem;
  border: 1px dashed #dbe3ee;
  border-radius: 0.75rem;
  background: #fff;
}

.installation-overview-page .strategy-mode-editor .form-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: #475569;
}

.installation-overview-page #live-strategy-details small {
  line-height: 1.45;
}

@media (max-width: 575.98px) {
  .installation-overview-page .strategy-info-row {
    flex-direction: column;
    gap: 0.2rem;
  }

  .installation-overview-page .strategy-info-label {
    min-width: 0;
  }

  .installation-overview-page .strategy-card-actions {
    flex-wrap: wrap;
  }
}

.installation-overview-page .chart-shell {
  position: relative;
  min-height: 300px;
}

.installation-overview-page .chart-loading-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: #64748b;
  font-size: 0.82rem;
  background: rgba(255,255,255,0.92);
  border-radius: 8px;
  z-index: 2;
}

.installation-overview-page #chart-forecast-vs-pv,
.installation-overview-page #chart-powerflow,
.installation-overview-page #chart-battery,
.installation-overview-page #chart-hourly-energy,
.installation-overview-page #chart-pv7,
.installation-overview-page #chart-forecast {
  min-height: 300px;
}

/* ── Alert auto-dismiss ── */
.alert-auto-dismiss { transition: opacity 0.5s; }

/* ── Navbar public (login/register pages) ── */
.navbar-vlt-public {
  background: #0f172a;
}

/* ── Separator ── */
.separator {
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.separator:before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  border-top: 1px solid #999999;
  width: 100%;
  transform: translateY(-50%);
}

.separator .text {
  position: relative;
  background-color: #ffffff;
  padding: 0 10px;
  z-index: 2;
}

/* ── Form outline override (remove MDB floating label pattern) ── */
.form-outline { position: relative; }

/* ── Sortable fields (form builder) ── */
.sortable-list { min-height: 40px; }
.sortable-item {
  margin: 0 3px 3px 3px;
  padding: 0.4em;
  padding-left: 1.5em;
  font-size: 0.8em;
  border: 1px solid #eeeeee;
  background-color: #f4f4f4;
  cursor: grab;
}
.draggable-drag-ico { cursor: grab; color: #888; margin-right: 6px; }