@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap');

:root {
  --bg-main: #060911;
  --bg-card: #0d1322;
  --bg-card-hover: #131b2e;
  --bg-sidebar: #090d18;
  --bg-input: #040711;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --secondary: #a855f7;
  --accent-purple: #c084fc;
  --accent-cyan: #22d3ee;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --text-main: #f1f5f9;
  --text-sub: #94a3b8;
  --text-muted: #64748b;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* NAVBAR */
.navbar {
  height: 64px;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
}

.brand-title {
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.brand-tag {
  background: rgba(168, 85, 247, 0.18);
  border: 1px solid rgba(168, 85, 247, 0.35);
  color: var(--accent-purple);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* LAYOUT CONTAINER */
.app-container {
  display: flex;
  flex: 1;
  min-height: calc(100vh - 64px);
}

/* SIDEBAR */
.sidebar {
  width: 240px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 1.2rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 13px;
  border-radius: 8px;
  color: var(--text-sub);
  font-size: 0.86rem;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.nav-item.active {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  font-weight: 500;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.nav-icon {
  font-size: 0.95rem;
  width: 18px;
  text-align: center;
}

/* MAIN CONTENT */
.main-content {
  flex: 1;
  padding: 1.8rem 2.2rem;
  overflow-y: auto;
}

.view-section {
  display: none;
}

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

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.8rem;
}

.page-title {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin-bottom: 4px;
}

.page-subtitle {
  font-size: 0.82rem;
  color: var(--text-sub);
  font-weight: 300;
}

/* STATS GRID */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-bottom: 1.8rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.2rem 1.4rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s, border-color 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(99, 102, 241, 0.3);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--primary);
}

.stat-card:nth-child(2)::before { background: var(--accent-emerald); }
.stat-card:nth-child(3)::before { background: var(--accent-cyan); }
.stat-card:nth-child(4)::before { background: var(--secondary); }

.stat-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-sub);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-value {
  font-size: 1.55rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.stat-trend {
  font-size: 0.73rem;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 400;
}

/* PANEL CARDS */
.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.4rem;
  box-shadow: var(--shadow-card);
  margin-bottom: 1.5rem;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.2rem;
}

.panel-title {
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* TABLES WITH GENEROUS SPACING & COLUMN PADDING */
.table-container {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  width: 100%;
}

.custom-table, .data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
  font-size: 0.84rem;
}

.custom-table th, .data-table th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-sub);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.custom-table td, .data-table td {
  padding: 14px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  vertical-align: middle;
  font-weight: 400;
  white-space: nowrap;
}

.custom-table tbody tr:hover, .data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.custom-table th:first-child, .custom-table td:first-child,
.data-table th:first-child, .data-table td:first-child {
  padding-left: 20px;
}

.custom-table th:last-child, .custom-table td:last-child,
.data-table th:last-child, .data-table td:last-child {
  padding-right: 20px;
}

/* BADGES */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.74rem;
  font-weight: 500;
}

.badge-success {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge-danger {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.25);
}

.badge-purple {
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.25);
}

.badge-info {
  background: rgba(34, 211, 238, 0.12);
  color: #38bdf8;
  border: 1px solid rgba(34, 211, 238, 0.25);
}

.badge-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-sub);
  border: 1px solid var(--border-color);
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.83rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 2px 10px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
}

.btn-danger {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.35);
}

.btn-danger:hover {
  background: rgba(244, 63, 94, 0.25);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.78rem;
}

/* FORMS */
.form-group {
  margin-bottom: 1.2rem;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-sub);
  margin-bottom: 6px;
}

.form-input, .form-select {
  width: 100%;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: white;
  font-size: 0.86rem;
  font-family: inherit;
  font-weight: 400;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* MODALS */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.active {
  display: flex;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.8rem;
  max-width: 540px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
}

/* TOASTS */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 2000;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 12px 18px;
  border-radius: 10px;
  min-width: 280px;
  box-shadow: 0 6px 25px rgba(0,0,0,0.6);
  transition: all 0.3s;
}

.toast-success { border-left: 4px solid var(--accent-emerald); }
.toast-error { border-left: 4px solid var(--accent-rose); }
.toast-info { border-left: 4px solid var(--accent-cyan); }
.toast-warning { border-left: 4px solid var(--accent-amber); }

/* LOGIN OVERLAY */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-main);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.4rem;
  max-width: 420px;
  width: 90%;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
}