/* Monochrome theme with smooth transitions */

html, body { height: 100%; }
* { transition: background-color .28s ease, color .28s ease, border-color .28s ease, box-shadow .28s ease; }

/* Theme palettes (black & white only) */
html[data-bs-theme='dark'] {
  /* Softer graphite palette for macOS-like feel */
  --ss-bg: #111418;
  --ss-surface: #171a20;
  --ss-surface-2: #1d2128;
  --ss-border: #2a3038;
  --ss-text: #f3f4f6;
  --ss-muted: #b0b6bf;
  --ss-accent: #ffffff;
  --ss-line: rgba(255,255,255,.14); /* hairlines in dark */
}

html[data-bs-theme='light'] {
  --ss-bg: #f7f7f8;
  --ss-surface: #ffffff;
  --ss-surface-2: #f1f1f3;
  --ss-border: #e5e5e8;
  --ss-text: #111113;
  --ss-muted: #66666b;
  --ss-accent: #000000;
  --ss-line: rgba(0,0,0,.16); /* hairlines in light */
}

body { background: var(--ss-bg); color: var(--ss-text); }
.ss-main h1,.ss-main h2,.ss-main h3,.ss-main h4,.ss-main h5,.ss-main h6 { color: var(--ss-text); }
.app-shell { min-height: 100vh; }
.row > [class^="col"], .row > [class*=" col"], .card-body, .container, .container-fluid { min-width: 0; }
.chart-container, .chart-container-timeline { width: 100%; min-width: 0; overflow: hidden; }
canvas { max-width: 100% !important; height: auto; display: block; }
html, body { overflow-x: hidden; }
.hover-global{ position:fixed; left:0; top:0; width:16px; height:100%; z-index:3000; opacity:0; pointer-events:auto; display:none; }
/* Ensure Bootstrap modals are always clickable and above custom layers */
.modal { z-index: 20000 !important; }
.modal-backdrop { z-index: 19990 !important; }
.modal .modal-header, .modal .modal-footer { position: sticky; background: var(--ss-surface); z-index: 2; }
.modal .modal-header { top: 0; }
.modal .modal-footer { bottom: 0; }

/* Sidebar */
.ss-sidebar {
  width: 260px;
  background: var(--ss-surface-2);
  padding: 20px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--ss-line);
  transition: width .25s ease, padding .25s ease;
  overflow: hidden;
  position: relative; z-index: 1000;
}
.ss-sidebar .hover-strip{ position:absolute; top:0; right:-24px; width:24px; height:100%; opacity:0; pointer-events:auto; z-index:2000; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--ss-text); box-shadow: 0 0 0 2px var(--ss-border) inset; }
.btn-sidebar { text-align: left; border: 1px solid var(--ss-line); background: var(--ss-surface); color: var(--ss-text); padding: 10px 12px; border-radius: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display:flex; align-items:center; gap:.5rem; }
.btn-sidebar i { color: var(--ss-text); font-size: 18px; line-height: 1; flex:0 0 auto; }
.btn-sidebar:hover { border-color: var(--ss-accent); background: var(--ss-surface-2); }
.btn-sidebar.active { outline: 2px solid var(--ss-line); }
.theme-toggle { cursor: pointer; border: 1px solid var(--ss-line); border-radius: 12px; padding: .35rem .55rem; background: var(--ss-surface-2); color: var(--ss-text); }
.theme-toggle:hover { border-color: var(--ss-accent); background: var(--ss-surface-2); }
.controls-bar { gap:.5rem; }
.controls-bar .theme-toggle { box-shadow: 0 1px 2px rgba(0,0,0,.15); }
/* brand controls (under the logo) */
.brand-controls { gap:.5rem; }
.brand-controls .theme-toggle{ width:44px; height:44px; padding:0; display:flex; align-items:center; justify-content:center; }
.ss-sidebar .brand{ margin-bottom:.35rem !important; }
.ss-sidebar .brand-controls{ margin-bottom:.75rem; }
/* icon-only (clean) state when sidebar is collapsed and not hovered */
.app-shell.collapsed .ss-sidebar:not(:hover) .btn-sidebar{ width:44px; height:44px; padding:0; border-radius:12px; display:flex; align-items:center; justify-content:center; }
.app-shell.collapsed .ss-sidebar:not(:hover) .btn-sidebar i{ margin-right:0 !important; }
.app-shell.collapsed .ss-sidebar:not(:hover) .theme-toggle{ width:36px; height:36px; display:flex; align-items:center; justify-content:center; padding:0; }
/* hide brand controls and footer when fully collapsed (clean look) */
/* Hide top controls and footer only when sidebar is collapsed AND not expanded/hovered */
.app-shell.collapsed .ss-sidebar:not(:hover) .brand-controls{ display:none !important; }
.app-shell.collapsed .ss-sidebar:not(:hover) .sidebar-footer{ display:none !important; }
/* Also hide when collapsed and not explicitly opened via JS helper class */
/* Do not rely on JS helper for visibility to avoid flicker; :hover is enough */
/* when user hovers the collapsed bar, restore natural look */
.app-shell.collapsed .ss-sidebar:hover .btn-sidebar{ width:auto; height:auto; padding:10px 12px; }
.app-shell.collapsed .ss-sidebar:hover .btn-sidebar i{ margin-right:.5rem !important; }

/* Main */
.ss-main { flex: 1; padding: 24px; position: relative; z-index: 1; transition: margin-left .25s ease; }

/* Cards */
.card { background: var(--ss-surface); border: 1px solid var(--ss-line); border-radius: 16px; box-shadow: 0 2px 16px rgba(0,0,0,.12); }
.card-header { border-bottom: 1px solid var(--ss-line); background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)); }

/* KPI */
.kpi .kpi-label { letter-spacing: .06em; color: var(--ss-muted) !important; }
.kpi .kpi-value { font-size: clamp(20px, 4vw, 28px); font-weight: 700; margin-top: 8px; }
.kpi .kpi-icon { opacity: .65; font-size: 1.2rem; }

/* Tables */
.table > :not(caption) > * > * { background-color: transparent !important; }
.table thead th { font-weight: 600; }
.table-hover tbody tr:hover { background: rgba(255,255,255,.06); }

.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

/* Utilities */
.text-secondary { color: var(--ss-muted) !important; }
hr, .border, .border-top, .border-bottom, .border-start, .border-end { border-color: var(--ss-line) !important; }
fieldset { border: 1px solid var(--ss-line) !important; }
.form-control, .form-select, .input-group-text, .form-check-input { background: var(--ss-surface-2); border-color: var(--ss-line); color: var(--ss-text); }
.form-control:focus, .form-select:focus { border-color: var(--ss-accent); box-shadow: 0 0 0 .15rem var(--ss-line); }
.form-check-input:checked { background-color: var(--ss-text); border-color: var(--ss-text); }
.list-group-item { background: var(--ss-surface); border-color: var(--ss-line); }
.chart-container { height: 200px; overflow: hidden; }
.sparkline { width: 100% !important; height: 32px !important; max-height: 32px !important; }

/* Monochrome buttons */
.btn-primary { background: var(--ss-text) !important; color: var(--ss-bg) !important; border-color: var(--ss-text) !important; }
.btn-primary:hover { filter: brightness(.95); }
.btn-outline-primary { border-color: var(--ss-text) !important; color: var(--ss-text) !important; }
.btn-outline-primary:hover { background: var(--ss-text) !important; color: var(--ss-bg) !important; }
.btn-outline-secondary { border-color: var(--ss-line) !important; color: var(--ss-text) !important; }
.btn-outline-secondary:hover { background: var(--ss-surface-2) !important; }

/* Badges to grayscale */
.badge.text-bg-success, .badge.text-bg-warning, .badge.text-bg-danger, .badge.text-bg-secondary, .badge.text-bg-primary { 
  background: var(--ss-surface-2) !important; color: var(--ss-text) !important; border: 1px solid var(--ss-border); 
}

/* spacing */
.ss-sidebar { padding: 1.5rem; }
.ss-sidebar h5 { margin-bottom: 1rem; }
.ss-sidebar .btn-sidebar { padding: 0.6rem 0.8rem; }
.ss-main { padding: 2rem; }
.ss-main header { margin-bottom: 2rem; }
.kpi .card-body { padding: 1.5rem; }
header { margin-bottom: 2rem !important; }
.kpi { margin-bottom: 1rem !important; }
section { margin-bottom: 2rem !important; }
.ss-sidebar { padding: 1.5rem 1rem !important; }
/* tighten default spacing for top area only */
.ss-sidebar .d-flex.align-items-center { margin-bottom: 1.25rem !important; }

/* subtle entry animation */
.fade-theme-enter { animation: fadeTheme .28s ease; }
@keyframes fadeTheme { from { opacity: .85; transform: translateY(1px); } to { opacity: 1; transform: translateY(0); } }

/* Collapsible sidebar */
.app-shell.collapsed .ss-sidebar{ width:72px; padding-left:14px; padding-right:14px; }
.app-shell.collapsed .ss-sidebar .brand h5{ opacity:0; pointer-events:none; transition: opacity .2s ease; }
.app-shell.collapsed .ss-sidebar .nav-label{ opacity:0; pointer-events:none; transition: opacity .2s ease; }
.app-shell.collapsed .ss-sidebar:not(:hover) .nav-label{ display:none !important; opacity:0 !important; }
.app-shell.collapsed .ss-sidebar .user-block{ display:none; }
.app-shell.collapsed .ss-sidebar .btn-sidebar{ justify-content:center; }
.app-shell.collapsed .ss-sidebar .brand-gap{ width: 8px; }
/* Hover to reveal full sidebar */
.app-shell.collapsed .ss-sidebar:hover{ width:260px; padding-left:20px; padding-right:20px; z-index: 1500; box-shadow: 6px 0 18px rgba(0,0,0,.18); }
.app-shell.collapsed .ss-sidebar:hover .brand h5{ opacity:1; pointer-events:auto; }
.app-shell.collapsed .ss-sidebar:hover .nav-label{ display:inline; opacity:1; pointer-events:auto; }
/* JS-driven class to guarantee expansion while cursor is inside sidebar */
.app-shell.collapsed.sidebar-hover-open .ss-sidebar{ width:260px; padding-left:20px; padding-right:20px; z-index: 1600; box-shadow: 6px 0 18px rgba(0,0,0,.18); }
.app-shell.collapsed.sidebar-hover-open .ss-sidebar .brand h5{ opacity:1; pointer-events:auto; }
.app-shell.collapsed.sidebar-hover-open .ss-sidebar .nav-label{ display:inline; opacity:1; pointer-events:auto; }
/* When sidebar expands, nudge content to the right so it doesn't overlap the sidebar */
.app-shell.collapsed .ss-sidebar ~ .ss-main { margin-left: 0; }
.app-shell.collapsed .ss-sidebar:hover ~ .ss-main,
.app-shell.collapsed.sidebar-hover-open .ss-sidebar ~ .ss-main { margin-left: 0; }

/* Off-canvas fallback at high zoom/smaller widths */
@media (max-width: 1199.98px) {
  .ss-main { margin-left: 0 !important; }
  .ss-sidebar { position: fixed; left:0; top:0; bottom:0; height:100vh; }
  .app-shell.collapsed .ss-sidebar { transform: translateX(-100%); width:260px; padding-left:20px; padding-right:20px; }
  .app-shell.collapsed .ss-sidebar:hover, .app-shell.collapsed.sidebar-hover-open .ss-sidebar { transform: translateX(0); width:260px; }
  .app-shell.collapsed .ss-sidebar:hover ~ .ss-main,
  .app-shell.collapsed.sidebar-hover-open .ss-sidebar ~ .ss-main { margin-left: 0; }
}

/* show global hover strip when collapsed */
.app-shell.collapsed .hover-global{ display:block; }