:root {
  --bg-color: #070B08;
  --bg-dark: #0A0F0A;
  --card-bg: #121A13;
  --card-elevated: #182419;
  --input-bg: #0E150F;
  --border-color: #1F3021;
  --border-highlight: #2C472F;
  --primary: #00FF87;
  --primary-hover: #10B981;
  --accent-cyan: #38BDF8;
  --accent-gold: #F59E0B;
  --accent-danger: #EF4444;
  --text-primary: #F0FDF4;
  --text-muted: #8CA38F;
  --text-dim: #5C755F;
}

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

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

a {
  color: var(--primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Header */
.app-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left, .header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-nav {
  display: flex;
  gap: 4px;
  margin-left: 20px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary);
  background: rgba(0, 255, 135, 0.12);
  font-weight: 600;
}

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

.logo-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-dark);
  border: 1px solid var(--border-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-box img {
  width: 24px;
  height: 24px;
  object-contain: contain;
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: #070B08;
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: #fff;
}
.btn-secondary:hover {
  border-color: var(--primary);
  background: var(--card-elevated);
}

.btn-danger {
  background: var(--accent-danger);
  color: #fff;
}
.btn-danger:hover {
  opacity: 0.9;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Cards & Grid */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 20px;
  transition: border-color 0.2s;
}

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

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px 20px;
}

.stat-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  margin: 4px 0 2px;
  font-family: 'Space Grotesk', sans-serif;
}

.stat-desc {
  font-size: 11px;
  color: var(--text-muted);
}

/* Badges / Pills */
.pill {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pill-active {
  background: rgba(0, 255, 135, 0.12);
  color: var(--primary);
  border: 1px solid rgba(0, 255, 135, 0.25);
}

.pill-locked {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-gold);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.pill-inactive {
  background: rgba(239, 68, 68, 0.12);
  color: var(--accent-danger);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

/* Forms */
.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  color: #fff;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  transition: border-color 0.2s;
  font-family: inherit;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--border-highlight);
  border-radius: 16px;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 17px;
  font-weight: 700;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover {
  color: #fff;
}

.modal-body {
  padding: 20px 24px;
}

.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  .header-nav { display: none; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .app-header { padding: 0 16px; }
  .main-content { padding: 16px 12px 60px; }
}