:root {
  --bg-main: #F4EFE6;
  --bg-card: #FFFFFF;
  --bg-sidebar: #13383B;
  --bg-sidebar-hover: #1D4C50;
  --primary: #19464A;
  --primary-dark: #102D30;
  --gold: #D89439;
  --gold-light: #FDE8CA;
  --text-primary: #1C2B2D;
  --text-secondary: #5C6E70;
  --text-sidebar: #C8DCDD;
  --border: rgba(25, 70, 74, 0.12);
  --border-subtle: rgba(25, 70, 74, 0.06);
  --danger: #B42A2A;
  --danger-light: #FDECEC;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 4px 18px rgba(19, 56, 59, 0.06);
  --font-serif: 'Cinzel', serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg-main);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

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

/* Sidebar */
.sidebar {
  width: 270px;
  background: var(--bg-sidebar);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 24px 18px;
  flex-shrink: 0;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 20px;
}
.brand-om {
  width: 44px;
  height: 44px;
  background: rgba(216, 148, 57, 0.2);
  border: 1.5px solid var(--gold);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--gold);
  font-weight: 800;
}
.brand-info h1 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: #fff;
  letter-spacing: 0.5px;
}
.brand-info .badge {
  font-size: 10.5px;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.8px;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-sidebar);
  font-family: var(--font-sans);
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.18s ease;
}
.nav-item:hover {
  background: var(--bg-sidebar-hover);
  color: #fff;
}
.nav-item.active {
  background: var(--gold);
  color: #102D30;
  font-weight: 700;
}
.nav-icon { font-size: 16px; }

.sidebar-footer {
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.db-status {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,0,0,0.2);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
}
.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 8px #22C55E;
}
.db-title { font-size: 12px; font-weight: 600; color: #fff; }
.db-sub { font-size: 10.5px; color: var(--text-sidebar); }

/* Main Content Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 36px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}
.topbar-left h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--primary);
  font-weight: 700;
}
.topbar-left p {
  font-size: 13px;
  color: var(--text-secondary);
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.content-container {
  padding: 28px 36px;
  flex: 1;
}

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* Buttons & Interactive Elements */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.16s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; border-color: var(--border); color: var(--text-primary); }
.btn-secondary:hover { background: #F8F5EE; }

.btn-danger-sm {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(180, 42, 42, 0.2);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
}
.btn-danger-sm:hover { background: #F8D7D7; }

.btn-edit-sm {
  background: #F0F7F7;
  color: var(--primary);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  margin-right: 6px;
}
.btn-edit-sm:hover { background: #E2ECEC; }

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  width: 320px;
}
.search-box input {
  border: none;
  outline: none;
  font-size: 13px;
  width: 100%;
  background: transparent;
}

.filters-row select {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 13.5px;
  outline: none;
  font-family: inherit;
  background: #fff;
}
.filters-row select:focus { border-color: var(--primary); }

.timeframe-buttons {
  display: flex;
  gap: 4px;
  background: #EDE8DD;
  padding: 3px;
  border-radius: var(--radius-sm);
}
.tf-btn {
  padding: 5px 12px;
  border-radius: 6px;
  border: none;
  background: transparent;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  color: var(--text-secondary);
}
.tf-btn.active {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}