/* ═══════════════════════════════════════════
   Venus Agent Dashboard — Design System
   ═══════════════════════════════════════════ */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.8);
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-purple: #a78bfa;
  --accent-cyan: #06b6d4;
  --accent-green: #34d399;
  --accent-amber: #fbbf24;
  --accent-red: #f87171;
  --accent-blue: #60a5fa;
  --gradient-primary: linear-gradient(135deg, #a78bfa 0%, #06b6d4 100%);
  --gradient-glow: linear-gradient(135deg, rgba(167,139,250,0.15) 0%, rgba(6,182,212,0.15) 100%);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(167,139,250,0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { font-size: 14px; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── Canvas Background ─── */
#particles-canvas {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.4;
}

/* ─── App Container ─── */
.app-container {
  position: relative; z-index: 1;
  display: flex; flex-direction: column;
  height: 100vh; width: 100vw;
}

/* ═══════════ Top Bar ═══════════ */
.top-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 56px;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}

.logo-group { display: flex; align-items: center; gap: 12px; }
.logo-icon svg { width: 32px; height: 32px; }
.logo-text { display: flex; flex-direction: column; }
.logo-title {
  font-size: 1.1rem; font-weight: 800; letter-spacing: 3px;
  background: var(--gradient-primary); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; line-height: 1.2;
}
.logo-subtitle { font-size: 0.7rem; color: var(--text-muted); letter-spacing: 0.5px; }

.top-bar-right { display: flex; align-items: center; gap: 12px; }

.status-badge {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 500;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-muted);
}
.status-badge.online .status-dot { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.status-badge.offline .status-dot { background: var(--accent-amber); }

.version-badge {
  padding: 4px 10px; border-radius: 6px; font-size: 0.7rem;
  font-family: var(--font-mono); font-weight: 600;
  background: var(--gradient-glow); border: 1px solid var(--glass-border);
  color: var(--accent-purple);
}

/* ═══════════ Main Content ═══════════ */
.main-content {
  display: grid;
  grid-template-columns: 300px 1fr 320px;
  gap: 0;
  flex: 1;
  overflow: hidden;
}

/* ─── Panels ─── */
.panel {
  display: flex; flex-direction: column; gap: 12px;
  padding: 16px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.panel::-webkit-scrollbar { width: 4px; }
.panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

.panel-left { border-right: 1px solid var(--glass-border); background: rgba(10,14,26,0.5); }
.panel-right { border-left: 1px solid var(--glass-border); background: rgba(10,14,26,0.5); }
.panel-center { padding: 16px 24px; position: relative; }

.panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 8px; margin-bottom: 4px;
  border-bottom: 1px solid var(--glass-border);
}
.panel-header h2 {
  font-size: 0.85rem; font-weight: 600; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 1.5px;
}

/* ─── Cards ─── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 14px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.card:hover { border-color: rgba(167,139,250,0.2); }

.card-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 10px;
}
.card-icon { font-size: 1rem; }

/* ─── Upload Zone ─── */
.upload-zone {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px 16px; gap: 6px;
  border: 2px dashed rgba(167,139,250,0.25);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-muted);
}
.upload-zone:hover {
  border-color: var(--accent-purple);
  background: rgba(167,139,250,0.05);
  color: var(--text-secondary);
}
.upload-zone.drag-over {
  border-color: var(--accent-cyan);
  background: rgba(6,182,212,0.08);
}
.upload-icon { opacity: 0.5; }
.upload-text { font-size: 0.8rem; font-weight: 500; }
.upload-hint { font-size: 0.7rem; opacity: 0.6; }

.file-info {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px;
  background: rgba(167,139,250,0.08);
  border: 1px solid rgba(167,139,250,0.2);
  border-radius: var(--radius-sm);
  margin-top: 8px;
}
.file-meta { display: flex; flex-direction: column; gap: 2px; }
.file-name { font-size: 0.8rem; font-weight: 600; color: var(--accent-purple); }
.file-size { font-size: 0.7rem; color: var(--text-muted); }

/* ─── Instruction Input ─── */
.instruction-input {
  width: 100%; padding: 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans); font-size: 0.8rem;
  resize: vertical; outline: none;
  transition: var(--transition);
}
.instruction-input:focus { border-color: var(--accent-purple); box-shadow: 0 0 0 3px rgba(167,139,250,0.1); }
.instruction-input::placeholder { color: var(--text-muted); }

/* ─── Buttons ─── */
.btn-primary {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 12px;
  background: var(--gradient-primary);
  border: none; border-radius: var(--radius-md);
  color: white; font-weight: 700; font-size: 0.85rem;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(167,139,250,0.3);
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 30px rgba(167,139,250,0.4); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.btn-primary.running {
  background: linear-gradient(135deg, #1e293b, #334155);
  box-shadow: none;
  animation: pulse-border 2s infinite;
}

.btn-icon {
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 1rem; padding: 4px;
  transition: var(--transition);
}
.btn-icon:hover { color: var(--accent-red); }

.btn-secondary {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; padding: 10px;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.3);
  border-radius: var(--radius-sm);
  color: var(--accent-green); font-weight: 600; font-size: 0.8rem;
  cursor: pointer; transition: var(--transition);
  margin-top: 10px;
}
.btn-secondary:hover { background: rgba(52,211,153,0.15); }

/* ─── Demo Buttons ─── */
.demo-buttons { display: flex; flex-direction: column; gap: 6px; }
.btn-demo {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.78rem; font-weight: 500;
  cursor: pointer; transition: var(--transition);
  text-align: left;
}
.btn-demo:hover { background: rgba(167,139,250,0.08); border-color: rgba(167,139,250,0.25); color: var(--text-primary); }
.demo-icon { font-size: 1.1rem; }

/* ═══════════ Pipeline Track ═══════════ */
.pipeline-track {
  display: flex; flex-direction: column; gap: 2px;
  padding: 8px 0;
}

.stage-node { position: relative; }

.stage-connector {
  position: absolute; left: 27px; top: -2px;
  width: 2px; height: 2px;
  background: var(--glass-border);
}
.stage-node:first-child .stage-connector { display: none; }

.stage-body {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: default;
}
.stage-body:hover { background: var(--glass); }

.stage-icon-wrap { position: relative; flex-shrink: 0; }
.stage-icon {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  transition: var(--transition);
}
.stage-pulse {
  position: absolute; inset: -3px; border-radius: 13px;
  border: 2px solid transparent;
  transition: var(--transition);
}

.stage-info { flex: 1; display: flex; flex-direction: column; gap: 1px; }
.stage-label { font-size: 0.65rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.stage-name { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.stage-agent { font-size: 0.7rem; color: var(--text-muted); font-family: var(--font-mono); }

.stage-badge {
  padding: 3px 10px; border-radius: 12px;
  font-size: 0.65rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.stage-badge.idle { background: rgba(100,116,139,0.2); color: var(--text-muted); }
.stage-badge.running { background: rgba(96,165,250,0.2); color: var(--accent-blue); animation: badge-pulse 1.5s infinite; }
.stage-badge.done { background: rgba(52,211,153,0.15); color: var(--accent-green); }
.stage-badge.error { background: rgba(248,113,113,0.15); color: var(--accent-red); }
.stage-badge.skipped { background: rgba(251,191,36,0.15); color: var(--accent-amber); }

/* Active stage glow */
.stage-node.active .stage-icon {
  background: rgba(96,165,250,0.15);
  border-color: var(--accent-blue);
  box-shadow: 0 0 20px rgba(96,165,250,0.2);
}
.stage-node.active .stage-pulse {
  border-color: rgba(96,165,250,0.4);
  animation: pulse-ring 2s infinite;
}
.stage-node.active .stage-body {
  background: rgba(96,165,250,0.04);
  border-color: rgba(96,165,250,0.15);
}

.stage-node.done .stage-icon {
  background: rgba(52,211,153,0.12);
  border-color: rgba(52,211,153,0.4);
}
.stage-node.error .stage-icon {
  background: rgba(248,113,113,0.12);
  border-color: rgba(248,113,113,0.4);
}

/* Guard nodes */
.stage-guard .stage-body { padding: 6px 14px; }
.stage-guard .stage-icon { width: 30px; height: 30px; font-size: 1rem; border-radius: 8px; }
.stage-guard .stage-name { font-size: 0.78rem; }

/* Stage detail expansion */
.stage-detail {
  margin: 4px 0 4px 48px;
  padding: 10px 14px;
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent-purple);
  font-size: 0.75rem; color: var(--text-secondary);
  font-family: var(--font-mono);
  line-height: 1.6;
  max-height: 120px; overflow-y: auto;
}

/* ─── Center Message (Hero) ─── */
.center-message {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
  transition: opacity 0.6s ease;
}
.center-message.hidden { opacity: 0; }

.hero-text { text-align: center; }
.hero-text h1 {
  font-size: 2.2rem; font-weight: 900; letter-spacing: 4px;
  background: var(--gradient-primary);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.hero-text p { color: var(--text-muted); font-size: 0.9rem; }
.hero-text .hero-sub { font-size: 0.78rem; margin-top: 12px; opacity: 0.6; }

/* ─── Pipeline Timer ─── */
.pipeline-timer {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--accent-cyan);
}

/* ═══════════ Right Panel ═══════════ */
.metrics-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.metric-item {
  display: flex; flex-direction: column; align-items: center;
  padding: 12px 8px;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
}
.metric-value {
  font-size: 1.3rem; font-weight: 800; font-family: var(--font-mono);
  background: var(--gradient-primary);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.metric-label { font-size: 0.65rem; color: var(--text-muted); margin-top: 2px; }

/* ─── Radar Findings ─── */
.radar-findings { display: flex; flex-direction: column; gap: 6px; max-height: 200px; overflow-y: auto; }
.radar-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 8px; border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.2); font-size: 0.75rem;
}
.radar-severity { flex-shrink: 0; font-size: 0.9rem; }
.radar-desc { color: var(--text-secondary); line-height: 1.4; }
.radar-col { color: var(--accent-cyan); font-family: var(--font-mono); font-weight: 600; }

/* ─── Audit Log ─── */
.audit-log { display: flex; flex-direction: column; gap: 4px; max-height: 250px; overflow-y: auto; }
.audit-empty { color: var(--text-muted); font-size: 0.75rem; text-align: center; padding: 16px; }

.audit-entry {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  background: rgba(0,0,0,0.15);
  border-left: 3px solid var(--glass-border);
  font-size: 0.72rem; animation: fade-in 0.3s ease;
}
.audit-entry.success { border-left-color: var(--accent-green); }
.audit-entry.error { border-left-color: var(--accent-red); }
.audit-entry.info { border-left-color: var(--accent-blue); }
.audit-entry.warn { border-left-color: var(--accent-amber); }

.audit-time { color: var(--text-muted); font-family: var(--font-mono); white-space: nowrap; flex-shrink: 0; }
.audit-msg { color: var(--text-secondary); line-height: 1.4; }
.audit-hash {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text-muted); opacity: 0.6;
  word-break: break-all;
}

/* ─── Data Preview ─── */
.data-preview { overflow-x: auto; max-height: 250px; }
.data-preview table {
  width: 100%; border-collapse: collapse; font-size: 0.72rem;
}
.data-preview th {
  padding: 6px 10px; text-align: left;
  background: rgba(167,139,250,0.1); color: var(--accent-purple);
  font-weight: 600; position: sticky; top: 0;
  border-bottom: 1px solid var(--glass-border);
}
.data-preview td {
  padding: 5px 10px; border-bottom: 1px solid rgba(255,255,255,0.03);
  color: var(--text-secondary); white-space: nowrap;
}
.data-preview tr:hover td { background: rgba(255,255,255,0.02); }
.cell-changed { color: var(--accent-green) !important; font-weight: 600; }
.cell-null { color: var(--accent-red); opacity: 0.6; font-style: italic; }

/* ═══════════ Bottom Bar ═══════════ */
.bottom-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 36px;
  background: rgba(10,14,26,0.9);
  border-top: 1px solid var(--glass-border);
  flex-shrink: 0;
}
.bottom-left { display: flex; gap: 6px; }
.tech-badge {
  padding: 2px 8px; border-radius: 4px;
  font-size: 0.6rem; font-family: var(--font-mono); font-weight: 500;
  background: rgba(167,139,250,0.08); color: var(--text-muted);
  border: 1px solid rgba(167,139,250,0.1);
}
.copyright { font-size: 0.65rem; color: var(--text-muted); }

/* ═══════════ Utility ═══════════ */
.hidden { display: none !important; }

/* ═══════════ Animations ═══════════ */
@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}
@keyframes badge-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(96,165,250,0.3); }
  50% { box-shadow: 0 0 0 4px rgba(96,165,250,0); }
}
@keyframes fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes spin { to { transform: rotate(360deg); } }