:root {
  --bg-main: #090d16;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(24, 34, 53, 0.85);
  --bg-card-elevated: #162033;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.25);
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --cyan: #06b6d4;
  --cyan-glow: rgba(6, 182, 212, 0.25);
  --emerald: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.25);
  --purple: #a855f7;
  --purple-glow: rgba(168, 85, 247, 0.25);
  --amber: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.25);
  --rose: #f43f5e;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font-family: 'Plus Jakarta Sans', 'Noto Sans Thai', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

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

/* Background Glowing Orbs */
.app-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
  will-change: transform;
}

.orb-1 {
  top: -10%;
  left: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #6366f1, transparent 70%);
  animation: floatOrb 20s ease-in-out infinite alternate;
}

.orb-2 {
  bottom: 5%;
  right: 5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  animation: floatOrb 25s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #a855f7, transparent 70%);
  opacity: 0.15;
}

@keyframes floatOrb {
  0% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(40px) scale(1.08); }
  100% { transform: translateY(-30px) scale(0.95); }
}

/* Container */
.app-container {
  position: relative;
  z-index: 1;
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px 32px 48px;
}

/* Top Nav */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.brand-info h1 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.brand-info h1 span {
  background: linear-gradient(90deg, #818cf8, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-info .tagline {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.network-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.network-badge:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.4);
  color: var(--text-main);
}

.network-badge code {
  color: #38bdf8;
  font-weight: 600;
  font-family: monospace;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.status-indicator.online {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-indicator.offline {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 10px currentColor;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.8; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #4f46e5, #4338ca);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

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

.btn-xs {
  padding: 4px 8px;
  font-size: 11px;
}

/* KPI Summary Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.kpi-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.card-cyan::before { background: linear-gradient(90deg, #06b6d4, #3b82f6); }
.card-purple::before { background: linear-gradient(90deg, #a855f7, #6366f1); }
.card-emerald::before { background: linear-gradient(90deg, #10b981, #059669); }
.card-amber::before { background: linear-gradient(90deg, #f59e0b, #ef4444); }

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.kpi-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
}

.card-cyan .kpi-icon-box { color: #22d3ee; }
.card-purple .kpi-icon-box { color: #c084fc; }
.card-emerald .kpi-icon-box { color: #34d399; }
.card-amber .kpi-icon-box { color: #fbbf24; }

.pulse-icon {
  animation: pulseRotate 3s infinite ease-in-out;
}

@keyframes pulseRotate {
  0% { transform: scale(1); }
  50% { transform: scale(1.15); filter: drop-shadow(0 0 6px #f59e0b); }
  100% { transform: scale(1); }
}

.kpi-value-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1;
}

.kpi-unit {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.kpi-foot {
  font-size: 12px;
  color: var(--text-dim);
}

/* Dashboard Body (2 columns: 65% fleet, 35% activity) */
.dashboard-body {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 28px;
  align-items: start;
}

/* Sections */
.fleet-section, .activity-section {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

.title-with-badge {
  display: flex;
  align-items: center;
  gap: 12px;
}

.title-with-badge h2 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

.counter-badge {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 10px #34d399;
  animation: pulseDot 2s infinite;
}

/* Fleet Grid */
.devices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

/* Device Card */
.device-card {
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.device-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.device-card.status-rendering {
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.12);
}

.device-card.status-offline {
  opacity: 0.65;
  filter: grayscale(0.2);
}

.dev-top-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.dev-identity {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dev-avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.device-card.status-rendering .dev-avatar {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.3);
}

.device-card.status-idle .dev-avatar {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.dev-title-box {
  display: flex;
  flex-direction: column;
}

.dev-name-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dev-name {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}

.btn-rename {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  transition: all 0.15s;
}

.btn-rename:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.dev-ip-meta {
  font-size: 12px;
  color: var(--text-dim);
  font-family: monospace;
}

/* Status Pill */
.dev-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.pill-rendering {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.pill-idle {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pill-offline {
  background: rgba(148, 163, 184, 0.12);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.pill-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: pulseDot 1.5s infinite;
}

/* Device Metrics (Counters) */
.dev-metrics-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  gap: 12px;
}

.metric-col {
  display: flex;
  flex-direction: column;
}

.metric-lbl {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.metric-num {
  font-size: 24px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.metric-today .metric-num {
  color: #38bdf8;
}

/* Current Activity / Mode */
.dev-active-job {
  background: rgba(255, 255, 255, 0.03);
  border-left: 3px solid #6366f1;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.device-card.status-rendering .dev-active-job {
  border-left-color: #f59e0b;
  background: rgba(245, 158, 11, 0.06);
}

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

.job-topic {
  color: #fff;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Last Completed Clip */
.dev-last-clip {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 10px;
}

.dev-last-clip .clip-title {
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

/* Device Card Footer Actions */
.dev-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-dim);
  margin-top: auto;
}

.dev-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 24px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.empty-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.empty-state h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.empty-state p {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 440px;
  line-height: 1.5;
  margin-bottom: 12px;
}

/* Live Activity Stream (Right Column) */
.activity-stream {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 600px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Custom Scrollbar */
.activity-stream::-webkit-scrollbar {
  width: 5px;
}
.activity-stream::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}
.activity-stream::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
}

.activity-item {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all 0.2s;
  animation: slideInActivity 0.3s ease-out;
}

@keyframes slideInActivity {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.activity-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
}

.act-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.act-dev {
  font-size: 11px;
  font-weight: 700;
  color: #a5b4fc;
}

.act-time {
  font-size: 10px;
  color: var(--text-dim);
}

.act-msg {
  font-size: 12px;
  color: var(--text-main);
  line-height: 1.4;
}

.activity-item.type-clip_done {
  border-left: 3px solid #22d3ee;
}

.activity-item.type-status_change {
  border-left: 3px solid #f59e0b;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-box {
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  max-width: 540px;
  width: 100%;
  padding: 28px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: popModal 0.25s ease-out;
}

@keyframes popModal {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-dim);
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: #fff;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 24px;
}

.guide-step {
  display: flex;
  gap: 14px;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.ip-code-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-top: 8px;
}

.ip-code-box code {
  color: #38bdf8;
  font-weight: 700;
  font-family: monospace;
  font-size: 14px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  font-size: 13px;
  font-weight: 600;
  z-index: 200;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.25s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-body {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .app-container {
    padding: 16px;
  }
  .kpi-grid {
    grid-template-columns: 1fr;
  }
}