:root {
  --bg-dark: #07090e;
  --card-bg: rgba(15, 23, 42, 0.75);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(59, 130, 246, 0.3);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --neon-green: #10b981;
  --neon-red: #f43f5e;
  --neon-blue: #38bdf8;
  --neon-purple: #a855f7;
  --font-main: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(168, 85, 247, 0.08) 0px, transparent 50%);
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  padding: 24px;
}

.app-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  transition: border-color 0.3s ease;
}

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

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  padding: 16px 28px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo-box {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.brand h1 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.5px; }
.brand h1 span { font-size: 0.75rem; color: var(--neon-blue); background: rgba(56, 189, 248, 0.1); padding: 2px 8px; border-radius: 20px; }
.subtitle { font-size: 0.8rem; color: var(--text-muted); }

.header-actions { display: flex; align-items: center; gap: 20px; }
.system-status { display: flex; align-items: center; gap: 10px; font-size: 0.8rem; font-weight: 600; color: var(--text-muted); }

.clock {
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.4);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  color: var(--neon-green);
}

.pulse-ring {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card.kpi { display: flex; align-items: center; gap: 18px; }

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.kpi-icon.green { background: rgba(16, 185, 129, 0.12); color: var(--neon-green); }
.kpi-icon.red { background: rgba(244, 63, 94, 0.12); color: var(--neon-red); }
.kpi-icon.blue { background: rgba(56, 189, 248, 0.12); color: var(--neon-blue); }
.kpi-icon.purple { background: rgba(168, 85, 247, 0.12); color: var(--neon-purple); }

.kpi-info h3 { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; font-weight: 600; }
.kpi-info .number { font-size: 1.8rem; font-weight: 700; font-family: var(--font-mono); }

.main-content { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; }
@media (max-width: 1024px) { .main-content { grid-template-columns: 1fr; } }

.side-panel { display: flex; flex-direction: column; gap: 24px; }

.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.card-header h2 { font-size: 1.1rem; display: flex; align-items: center; gap: 8px; font-weight: 700; }
.section-desc { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

.filter-group { display: flex; gap: 10px; }
.input-search {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 14px;
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
}
.input-search:focus { border-color: var(--neon-blue); }

.btn-primary {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
  transition: all 0.2s;
}
.btn-primary:hover { opacity: 0.95; transform: translateY(-1px); }

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.1); }

.btn-text { background: none; border: none; color: var(--text-muted); font-size: 0.8rem; cursor: pointer; }
.btn-text:hover { color: var(--text-main); }

.table-wrapper { overflow-x: auto; }
.assets-table { width: 100%; border-collapse: collapse; text-align: left; }
.assets-table th, .assets-table td { padding: 14px 12px; border-bottom: 1px solid var(--border-color); font-size: 0.88rem; }
.assets-table th { color: var(--text-muted); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--font-mono);
}
.badge.online { background: rgba(16, 185, 129, 0.15); color: var(--neon-green); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge.offline { background: rgba(244, 63, 94, 0.15); color: var(--neon-red); border: 1px solid rgba(244, 63, 94, 0.3); }

.chart-container { height: 220px; position: relative; }

.console-section { flex: 1; }
.console-body {
  background: #030712;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  height: 180px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.log-info { color: var(--neon-blue); }
.log-success { color: var(--neon-green); }
.log-error { color: var(--neon-red); }

.modal-backdrop {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-backdrop.active { display: flex; }

.modal-card {
  background: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 100%;
  max-width: 440px;
  padding: 24px;
}

.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 1.5rem; cursor: pointer; }

.modal-form { display: flex; flex-direction: column; gap: 16px; }
.input-field { display: flex; flex-direction: column; gap: 6px; }
.input-field label { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; }
.input-field input, .input-field select {
  background: #030712;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text-main);
  outline: none;
}
.input-field input:focus { border-color: var(--neon-blue); }
.btn-full { width: 100%; justify-content: center; }