/* ============================================================
   GestGlobalResources - Design System
   Premium dark-theme admin UI
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Palette */
  --gr-bg-primary: #0f1117;
  --gr-bg-secondary: #161822;
  --gr-bg-card: #1c1f2e;
  --gr-bg-card-hover: #232740;
  --gr-bg-input: #12141e;
  --gr-bg-sidebar: #0d0f17;
  --gr-bg-topbar: rgba(13, 15, 23, 0.85);

  --gr-border: #2a2d3e;
  --gr-border-focus: #6366f1;

  --gr-text-primary: #e8eaed;
  --gr-text-secondary: #9ca3af;
  --gr-text-muted: #6b7280;
  --gr-text-heading: #f3f4f6;

  --gr-accent: #6366f1;
  --gr-accent-hover: #818cf8;
  --gr-accent-glow: rgba(99, 102, 241, 0.25);
  --gr-accent-subtle: rgba(99, 102, 241, 0.10);

  --gr-success: #34d399;
  --gr-warning: #fbbf24;
  --gr-danger: #f87171;
  --gr-info: #60a5fa;

  /* Sizing */
  --gr-sidebar-w: 260px;
  --gr-sidebar-collapsed: 64px;
  --gr-topbar-h: 56px;
  --gr-radius: 10px;
  --gr-radius-sm: 6px;
  --gr-radius-lg: 14px;

  /* Transitions */
  --gr-transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);

  /* Glass */
  --gr-glass-bg: rgba(28, 31, 46, 0.72);
  --gr-glass-border: rgba(255, 255, 255, 0.06);
  --gr-glass-blur: 12px;
}

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

html,
body {
  height: 100%;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  color: var(--gr-text-primary);
  background: var(--gr-bg-primary);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}

/* ── Layout Shell ──────────────────────────────────────────── */
.gr-app {
  display: flex;
  height: 100vh;
  width: 100%;
}

/* ── Sidebar ───────────────────────────────────────────────── */
.gr-sidebar {
  width: var(--gr-sidebar-w);
  min-width: var(--gr-sidebar-w);
  background: var(--gr-bg-sidebar);
  border-right: 1px solid var(--gr-border);
  display: flex;
  flex-direction: column;
  transition: width var(--gr-transition), min-width var(--gr-transition);
  z-index: 100;
  overflow: hidden;
}

.gr-sidebar-brand {
  height: var(--gr-topbar-h);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  border-bottom: 1px solid var(--gr-border);
  flex-shrink: 0;
}

.gr-sidebar-brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--gr-accent) 0%, #a78bfa 100%);
  border-radius: var(--gr-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.gr-sidebar-brand-icon svg {
  width: 18px;
  height: 18px;
  fill: #fff;
}

.gr-sidebar-brand-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--gr-text-heading);
  white-space: nowrap;
}

.gr-sidebar-brand-sub {
  font-size: 10px;
  font-weight: 400;
  color: var(--gr-text-muted);
  white-space: nowrap;
}

/* Nav Items */
.gr-sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  overflow-y: auto;
}

.gr-sidebar-section {
  margin-bottom: 24px;
}

.gr-sidebar-section-title {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gr-text-muted);
  padding: 0 12px 8px;
}

.gr-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--gr-radius-sm);
  cursor: pointer;
  color: var(--gr-text-secondary);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--gr-transition);
  position: relative;
  text-decoration: none;
  user-select: none;
}

.gr-nav-item:hover {
  background: var(--gr-accent-subtle);
  color: var(--gr-text-primary);
}

.gr-nav-item.active {
  background: var(--gr-accent-subtle);
  color: var(--gr-accent-hover);
}

.gr-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--gr-accent);
  border-radius: 0 3px 3px 0;
}

.gr-nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.7;
}

.gr-nav-item.active .gr-nav-icon {
  opacity: 1;
}

/* ── Main Area ─────────────────────────────────────────────── */
.gr-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* Topbar */
.gr-topbar {
  height: var(--gr-topbar-h);
  min-height: var(--gr-topbar-h);
  background: var(--gr-bg-topbar);
  backdrop-filter: blur(var(--gr-glass-blur));
  border-bottom: 1px solid var(--gr-border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  z-index: 50;
}

.gr-topbar-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--gr-text-heading);
}

.gr-topbar-subtitle {
  font-size: 12px;
  color: var(--gr-text-muted);
  margin-left: 8px;
}

.gr-topbar-spacer {
  flex: 1;
}

/* Content Area */
.gr-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px;
  background: var(--gr-bg-primary);
}

/* ── Cards ─────────────────────────────────────────────────── */
.gr-card {
  background: var(--gr-glass-bg);
  backdrop-filter: blur(var(--gr-glass-blur));
  border: 1px solid var(--gr-glass-border);
  border-radius: var(--gr-radius-lg);
  padding: 20px;
  transition: border-color var(--gr-transition), box-shadow var(--gr-transition);
}

.gr-card:hover {
  border-color: var(--gr-border);
}

.gr-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--gr-text-heading);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.gr-card-title svg {
  width: 16px;
  height: 16px;
  color: var(--gr-accent);
}

/* ── Buttons ───────────────────────────────────────────────── */
.gr-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--gr-radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--gr-border);
  background: var(--gr-bg-card);
  color: var(--gr-text-primary);
  cursor: pointer;
  transition: all var(--gr-transition);
  white-space: nowrap;
  user-select: none;
}

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

.gr-btn:active {
  transform: scale(0.97);
}

.gr-btn-primary {
  background: var(--gr-accent);
  border-color: var(--gr-accent);
  color: #fff;
}

.gr-btn-primary:hover {
  background: var(--gr-accent-hover);
  border-color: var(--gr-accent-hover);
  box-shadow: 0 0 20px var(--gr-accent-glow);
}

.gr-btn-success {
  background: rgba(52, 211, 153, 0.15);
  border-color: var(--gr-success);
  color: var(--gr-success);
}

.gr-btn-success:hover {
  background: rgba(52, 211, 153, 0.25);
}

.gr-btn-danger {
  background: rgba(248, 113, 113, 0.12);
  border-color: var(--gr-danger);
  color: var(--gr-danger);
}

.gr-btn-danger:hover {
  background: rgba(248, 113, 113, 0.22);
}

.gr-btn-warning {
  background: rgba(251, 191, 36, 0.12);
  border-color: var(--gr-warning);
  color: var(--gr-warning);
}

.gr-btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.gr-btn-icon {
  padding: 6px;
  width: 32px;
  height: 32px;
}

.gr-btn-icon svg {
  width: 16px;
  height: 16px;
}

/* Button Groups */
.gr-btn-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* ── Inputs ────────────────────────────────────────────────── */
.gr-form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}

.gr-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--gr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gr-input,
.gr-select,
.gr-textarea {
  padding: 8px 12px;
  background: var(--gr-bg-input);
  border: 1px solid var(--gr-border);
  border-radius: var(--gr-radius-sm);
  color: var(--gr-text-primary);
  font-family: inherit;
  font-size: 13px;
  transition: border-color var(--gr-transition), box-shadow var(--gr-transition);
  outline: none;
}

.gr-input:focus,
.gr-select:focus,
.gr-textarea:focus {
  border-color: var(--gr-border-focus);
  box-shadow: 0 0 0 3px var(--gr-accent-glow);
}

.gr-input::placeholder {
  color: var(--gr-text-muted);
}

.gr-input-sm {
  padding: 5px 8px;
  font-size: 12px;
}

.gr-input-inline {
  max-width: 120px;
}

.gr-checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gr-text-secondary);
  cursor: pointer;
}

.gr-checkbox-row input[type="checkbox"] {
  accent-color: var(--gr-accent);
  width: 16px;
  height: 16px;
}

/* Color input */
input[type="color"].gr-color-input {
  width: 36px;
  height: 32px;
  padding: 2px;
  border: 1px solid var(--gr-border);
  border-radius: var(--gr-radius-sm);
  background: var(--gr-bg-input);
  cursor: pointer;
}

/* ── Toolbar ───────────────────────────────────────────────── */
.gr-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--gr-bg-secondary);
  border-bottom: 1px solid var(--gr-border);
  flex-wrap: wrap;
}

.gr-toolbar-divider {
  width: 1px;
  height: 24px;
  background: var(--gr-border);
  margin: 0 4px;
}

.gr-toolbar-label {
  font-size: 12px;
  color: var(--gr-text-muted);
  font-weight: 500;
}

/* ── Data Grid ─────────────────────────────────────────────── */
.gr-grid {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.gr-grid th {
  text-align: left;
  padding: 10px 12px;
  background: var(--gr-bg-secondary);
  color: var(--gr-text-muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--gr-border);
  position: sticky;
  top: 0;
  z-index: 2;
}

.gr-grid td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(42, 45, 62, 0.5);
  color: var(--gr-text-primary);
}

.gr-grid tr:hover td {
  background: var(--gr-accent-subtle);
}

.gr-grid tr.selected td {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.2);
}

.gr-grid-scroll {
  overflow-y: auto;
  max-height: 400px;
  border: 1px solid var(--gr-border);
  border-radius: var(--gr-radius);
}

/* ── Tree View ─────────────────────────────────────────────── */
.gr-tree {
  padding: 4px 0;
  font-size: 13px;
  overflow-y: auto;
}

.gr-tree-node {
  user-select: none;
}

.gr-tree-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  cursor: pointer;
  border-radius: var(--gr-radius-sm);
  transition: background var(--gr-transition);
  margin: 1px 0;
}

.gr-tree-row:hover {
  background: var(--gr-accent-subtle);
}

.gr-tree-row.selected {
  background: rgba(99, 102, 241, 0.15);
  color: var(--gr-accent-hover);
}

.gr-tree-toggle {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  color: var(--gr-text-muted);
  transition: transform var(--gr-transition);
}

.gr-tree-toggle.expanded {
  transform: rotate(90deg);
}

.gr-tree-toggle.leaf {
  visibility: hidden;
}

.gr-tree-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.6;
}

.gr-tree-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gr-tree-children {
  padding-left: 20px;
}

.gr-tree-children.collapsed {
  display: none;
}

.gr-tree-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--gr-accent-subtle);
  color: var(--gr-accent);
  font-weight: 600;
}

.gr-tree-hidden .gr-tree-label {
  opacity: 0.4;
  text-decoration: line-through;
}

/* ── Log Panel ─────────────────────────────────────────────── */
.gr-log {
  background: var(--gr-bg-input);
  border: 1px solid var(--gr-border);
  border-radius: var(--gr-radius);
  padding: 12px;
  font-family: 'Cascadia Code', 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 12px;
  line-height: 1.6;
  max-height: 300px;
  overflow-y: auto;
  color: var(--gr-text-secondary);
}

.gr-log-line {
  display: flex;
  gap: 8px;
}

.gr-log-time {
  color: var(--gr-text-muted);
  flex-shrink: 0;
}

.gr-log-msg {
  flex: 1;
}

.gr-log-msg.error {
  color: var(--gr-danger);
}

.gr-log-msg.success {
  color: var(--gr-success);
}

.gr-log-msg.warn {
  color: var(--gr-warning);
}

.gr-log-msg.info {
  color: var(--gr-info);
}

/* ── Split Panes ───────────────────────────────────────────── */
.gr-split {
  display: flex;
  gap: 0;
  height: 100%;
}

.gr-split-left {
  width: 440px;
  min-width: 300px;
  border-right: 1px solid var(--gr-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.gr-split-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.gr-split-handle {
  width: 4px;
  cursor: col-resize;
  background: transparent;
  transition: background var(--gr-transition);
}

.gr-split-handle:hover {
  background: var(--gr-accent);
}

/* ── Form Row Layouts ──────────────────────────────────────── */
.gr-form-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.gr-form-row .gr-form-group {
  flex: 1;
  min-width: 150px;
}

/* Header Context Bar */
.gr-context-bar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding: 16px 20px;
  background: var(--gr-bg-secondary);
  border-bottom: 1px solid var(--gr-border);
  flex-wrap: wrap;
}

.gr-context-bar .gr-form-group {
  margin-bottom: 0;
  min-width: 120px;
}

.gr-context-bar .gr-btn {
  margin-bottom: 0;
}

/* ── Badges / Status ───────────────────────────────────────── */
.gr-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.gr-badge-accent {
  background: var(--gr-accent-subtle);
  color: var(--gr-accent);
}

.gr-badge-success {
  background: rgba(52, 211, 153, 0.12);
  color: var(--gr-success);
}

.gr-badge-danger {
  background: rgba(248, 113, 113, 0.12);
  color: var(--gr-danger);
}

.gr-badge-warning {
  background: rgba(251, 191, 36, 0.12);
  color: var(--gr-warning);
}

/* ── Tabs (module content) ─────────────────────────────────── */
.gr-module-panel {
  display: none;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.gr-module-panel.active {
  display: flex;
}

/* ── Image / Thumbnail ─────────────────────────────────────── */
.gr-thumbnail {
  width: 80px;
  height: 80px;
  border-radius: var(--gr-radius-sm);
  border: 1px solid var(--gr-border);
  object-fit: cover;
  background: var(--gr-bg-input);
}

.gr-thumbnail-placeholder {
  width: 80px;
  height: 80px;
  border-radius: var(--gr-radius-sm);
  border: 2px dashed var(--gr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gr-text-muted);
  font-size: 11px;
  cursor: pointer;
  transition: border-color var(--gr-transition);
}

.gr-thumbnail-placeholder:hover {
  border-color: var(--gr-accent);
  color: var(--gr-accent);
}

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--gr-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gr-text-muted);
}

/* ── Animations ────────────────────────────────────────────── */
@keyframes gr-fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.gr-animate-in {
  animation: gr-fadeIn 0.3s ease-out;
}

@keyframes gr-pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.gr-loading {
  animation: gr-pulse 1.5s infinite;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .gr-sidebar {
    position: fixed;
    left: -100%;
    top: 0;
    height: 100vh;
    transition: left var(--gr-transition);
    z-index: 200;
  }

  .gr-sidebar.open {
    left: 0;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
  }

  .gr-content {
    padding: 16px;
  }

  .gr-split-left {
    width: 100%;
    min-width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--gr-border);
    max-height: 40vh;
  }

  .gr-split {
    flex-direction: column;
  }
}

/* ── Empty State ───────────────────────────────────────────── */
.gr-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: var(--gr-text-muted);
  text-align: center;
  gap: 12px;
}

.gr-empty svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.gr-empty-text {
  font-size: 14px;
  font-weight: 500;
}

.gr-empty-sub {
  font-size: 12px;
}