:root {
  --bg-main: #090d16;
  --bg-sidebar: #070a12;
  --bg-card: #111827;
  --bg-card-hover: #172136;
  --bg-card-active: #1e293b;
  --bg-input: #0b1120;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(16, 185, 129, 0.3);

  --primary: #10b981;
  --primary-light: #34d399;
  --primary-dark: #059669;
  --primary-glow: rgba(16, 185, 129, 0.25);

  --secondary: #06b6d4;
  --secondary-glow: rgba(6, 182, 212, 0.2);

  --blue: #3b82f6;
  --amber: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.2);
  --rose: #f43f5e;
  --purple: #8b5cf6;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px var(--primary-glow);

  --font-main: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, Menlo, monospace;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  display: flex;
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

/* App Shell Layout */
#app-container {
  display: flex;
  width: 100vw;
  height: 100vh;
  position: relative;
}

/* Sidebar */
.sidebar {
  width: 270px;
  min-width: 270px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 20;
}

.brand-section {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary) 0%, #0284c7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--primary-glow);
  color: white;
  font-size: 20px;
  font-weight: 800;
}

.brand-info h1 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: #fff;
  line-height: 1.2;
}

.brand-info .badge-tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--primary-light);
  font-weight: 600;
  background: rgba(16, 185, 129, 0.12);
  padding: 2px 6px;
  border-radius: 4px;
  display: inline-block;
  margin-top: 3px;
}

.nav-menu {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}

.nav-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 700;
  letter-spacing: 0.8px;
  padding: 10px 12px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
}

.nav-item:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.04);
}

.nav-item.active {
  color: #fff;
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.15) 0%, rgba(6, 182, 212, 0.05) 100%);
  border-color: var(--border-accent);
  font-weight: 600;
}

.nav-item .icon {
  font-size: 18px;
  width: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item .nav-count {
  margin-left: auto;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

.nav-item.active .nav-count {
  background: rgba(16, 185, 129, 0.2);
  color: var(--primary-light);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.2);
}

.stats-card-mini {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.stats-card-mini .label {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

.stats-card-mini .progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  margin-top: 8px;
  overflow: hidden;
}

.stats-card-mini .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 3px;
  transition: width 0.5s ease;
}

/* Main Content Area */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.04) 0%, transparent 40%),
              radial-gradient(circle at 20% 80%, rgba(6, 182, 212, 0.04) 0%, transparent 40%);
}

/* Topbar Header */
.topbar {
  height: 64px;
  min-height: 64px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: rgba(9, 13, 22, 0.75);
  backdrop-filter: blur(12px);
  z-index: 10;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title-box h2 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}

.page-title-box p {
  font-size: 12px;
  color: var(--text-muted);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-box {
  position: relative;
  width: 280px;
}

.search-box input {
  width: 100%;
  padding: 8px 14px 8px 34px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 13px;
  outline: none;
  transition: all 0.2s;
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.search-box .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 14px;
}

/* Content Container */
.content-body {
  flex: 1;
  overflow-y: auto;
  padding: 28px;
  position: relative;
}

/* Views display */
.view-panel {
  display: none;
  animation: fadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.view-panel.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}