/* =========================================
   SustainAI Local Hub — Demo Dashboard CSS
   Standalone. No dependency on styles.css.
   ========================================= */

/* --- CSS Variables --- */
:root {
  --d-bg: #f5fbf6;
  --d-surface: #ffffff;
  --d-border: rgba(0,0,0,0.06);
  --d-text: #0d1c12;
  --d-muted: #486950;
  --d-light: #779c80;
  --d-green: #2e7d3a;
  --d-green2: #4db866;
  --d-green3: #3a7a4c;
  --d-tint: rgba(77,184,102,0.10);
  --d-red: #c83232;
  --d-amber: #b8860b;
  --d-ff: 'Fraunces', Georgia, serif;
  --d-fs: 'Outfit', sans-serif;
  --d-fm: 'JetBrains Mono', monospace;
  --sidebar-w: 240px;
  --mobile-bar-h: 56px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--d-fs);
  background: var(--d-bg);
  color: var(--d-text);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 3px; }

/* --- Particle Canvas --- */
#particleCanvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* =========================================
   SIDEBAR (Desktop)
   ========================================= */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: #1b3a23;
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-header {
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
}

.sidebar-brand-name {
  font-family: var(--d-ff);
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
}

.sidebar-brand-label {
  font-family: var(--d-fm);
  font-size: 0.65rem;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 1px;
}

/* Sidebar Nav */
.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.06);
}

.nav-link.active {
  color: #fff;
  background: rgba(77,184,102,0.18);
}

.nav-link svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-link.active svg {
  opacity: 1;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-throughput {
  display: flex;
  gap: 8px;
  font-family: var(--d-fm);
  font-size: 0.62rem;
  color: rgba(255,255,255,0.35);
  animation: throughputBlink 2.5s ease-in-out infinite;
}

.sidebar-throughput span { display: block; }

@keyframes throughputBlink {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.85; }
}

.back-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  transition: color 0.2s;
}

.back-link:hover {
  color: rgba(255,255,255,0.75);
}

/* =========================================
   MOBILE TOP BAR & DRAWER
   ========================================= */
.mobile-bar {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--mobile-bar-h);
  background: #1b3a23;
  align-items: center;
  padding: 0 16px;
  z-index: 200;
  gap: 12px;
}

.hamburger {
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: rgba(255,255,255,0.8);
  border-radius: 1px;
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--d-ff);
  font-weight: 600;
  color: #fff;
  font-size: 1rem;
  flex: 1;
}

.mobile-clock {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.06em;
}

.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--mobile-bar-h);
  left: 0; right: 0;
  background: #1b3a23;
  z-index: 190;
  padding: 8px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.drawer-link {
  padding: 12px 16px;
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  border-radius: 8px;
  transition: all 0.2s;
}

.drawer-link:hover,
.drawer-link.active {
  color: #fff;
  background: rgba(77,184,102,0.18);
}

.drawer-back {
  margin-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* =========================================
   MAIN CONTENT
   ========================================= */
.main-content {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  padding: 32px 36px 48px;
  position: relative;
  z-index: 1;
}

/* =========================================
   TAB PANELS
   ========================================= */
.tab-panel {
  display: none;
  animation: fadeIn 0.35s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   PAGE HEADER
   ========================================= */
.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.breadcrumb {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  color: var(--d-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 4px;
}

.page-title {
  font-family: var(--d-ff);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--d-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Status Pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--d-tint);
  color: var(--d-green);
  font-family: var(--d-fm);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 100px;
  white-space: nowrap;
}

/* System Clock Badge */
.system-clock-badge {
  font-family: var(--d-fm);
  font-size: 0.8rem;
  color: var(--d-muted);
  background: var(--d-surface);
  border: 1px solid var(--d-border);
  border-radius: 8px;
  padding: 6px 12px;
  letter-spacing: 0.05em;
}

/* Pulse Dot */
.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--d-green2);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(77,184,102,0.5); }
  70% { box-shadow: 0 0 0 8px rgba(77,184,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(77,184,102,0); }
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border: none;
  border-radius: 10px;
  font-family: var(--d-fs);
  font-size: 0.84rem;
  font-weight: 600;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--d-green);
  color: #fff;
}
.btn-primary:hover { background: #257032; }
.btn-primary:disabled {
  background: #94b89d;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: var(--d-tint);
  color: var(--d-green);
}
.btn-secondary:hover { background: rgba(77,184,102,0.17); }

.btn-danger {
  background: var(--d-red);
  color: #fff;
}
.btn-danger:hover { background: #b52b2b; }
.btn-danger:disabled {
  background: #d49a9a;
  cursor: not-allowed;
  transform: none;
}

.btn-outline {
  background: transparent;
  color: var(--d-muted);
  border: 1px solid var(--d-border);
}
.btn-outline:hover { background: rgba(0,0,0,0.03); }
.btn-outline:disabled {
  color: #aaa;
  border-color: rgba(0,0,0,0.04);
  cursor: not-allowed;
  transform: none;
}

.btn-success {
  background: var(--d-green2);
  color: #fff;
}
.btn-success:hover { background: #3dac55; }

.btn-sm {
  padding: 6px 12px;
  font-size: 0.76rem;
  border-radius: 8px;
  background: var(--d-tint);
  color: var(--d-green);
  border: none;
}
.btn-sm:hover { background: rgba(77,184,102,0.17); }

/* =========================================
   BADGES
   ========================================= */
.badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--d-fm);
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  line-height: 1.4;
}

.badge-success {
  background: rgba(77,184,102,0.12);
  color: var(--d-green);
}

.badge-danger {
  background: rgba(200,50,50,0.1);
  color: var(--d-red);
}

.badge-warning {
  background: rgba(184,134,11,0.1);
  color: var(--d-amber);
}

.badge-default {
  background: rgba(0,0,0,0.05);
  color: var(--d-muted);
}

.badge-blink {
  animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* =========================================
   KPI GRID
   ========================================= */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: box-shadow 0.2s;
}

.kpi-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.kpi-value {
  display: block;
  font-family: var(--d-ff);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--d-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
  transition: color 0.4s ease;
}

.kpi-value.kpi-green {
  color: var(--d-green);
}

.kpi-value.kpi-red {
  color: var(--d-red);
}

.kpi-label {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--d-muted);
  margin-top: 6px;
}

.kpi-sub {
  display: block;
  font-size: 0.76rem;
  color: var(--d-light);
  margin-top: 2px;
  transition: color 0.3s;
}

.kpi-sub.kpi-sub-red {
  color: var(--d-red);
  font-weight: 600;
}

.kpi-sub.kpi-sub-green {
  color: var(--d-green);
  font-weight: 600;
}

/* =========================================
   SCENARIO BAR
   ========================================= */
.scenario-bar {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 18px 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.scenario-label {
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--d-light);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.scenario-cards {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.scenario-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 12px 16px;
  background: var(--d-tint);
  border: 1.5px solid rgba(77,184,102,0.2);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  min-width: 160px;
}

.scenario-btn:hover {
  background: rgba(77,184,102,0.15);
  border-color: rgba(77,184,102,0.4);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(77,184,102,0.12);
}

.scenario-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.scenario-icon {
  font-size: 1.1rem;
  line-height: 1;
  margin-bottom: 2px;
}

.scenario-title {
  font-family: var(--d-fs);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--d-text);
}

.scenario-desc {
  font-size: 0.72rem;
  color: var(--d-light);
  line-height: 1.3;
}

.scenario-reset-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 16px;
  background: rgba(200,50,50,0.08);
  border: 1.5px solid rgba(200,50,50,0.2);
  border-radius: 12px;
  font-family: var(--d-fs);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--d-red);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.scenario-reset-btn:hover {
  background: rgba(200,50,50,0.12);
}

/* =========================================
   WEATHER WIDGET
   ========================================= */
.weather-widget {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  display: flex;
  align-items: center;
  gap: 0;
}

.weather-main {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.weather-icon-wrap {
  flex-shrink: 0;
}

.weather-temp-block {
  flex-shrink: 0;
}

.weather-temp {
  display: block;
  font-family: var(--d-ff);
  font-size: 2rem;
  font-weight: 600;
  color: var(--d-text);
  letter-spacing: -0.02em;
  line-height: 1;
}

.weather-desc {
  display: block;
  font-size: 0.78rem;
  color: var(--d-muted);
  margin-top: 4px;
}

.weather-details {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.weather-detail-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--d-muted);
  font-family: var(--d-fm);
}

.weather-detail-item svg {
  opacity: 0.6;
  flex-shrink: 0;
}

.weather-forecast {
  display: flex;
  gap: 20px;
  padding: 0 24px;
  border-left: 1px solid var(--d-border);
  border-right: 1px solid var(--d-border);
}

.forecast-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.forecast-day {
  font-family: var(--d-fm);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--d-light);
}

.forecast-temps {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  color: var(--d-text);
  font-weight: 500;
}

.weather-footer {
  font-size: 0.68rem;
  color: var(--d-light);
  font-family: var(--d-fm);
  white-space: nowrap;
  margin-left: 20px;
}

/* =========================================
   DASHBOARD GRID (Operations Tab)
   ========================================= */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 20px;
}

.widget {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  position: relative;
}

.reasoning-widget {
  grid-column: 1 / -1;
}

.widget-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.widget-title {
  font-family: var(--d-ff);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--d-text);
  letter-spacing: -0.01em;
}

.widget-subtitle {
  font-size: 0.8rem;
  color: var(--d-light);
  margin-top: 3px;
}

/* =========================================
   SENSOR LIST (Sense Layer)
   ========================================= */
.sensor-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sensor-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 8px;
  border-radius: 10px;
  transition: background 0.2s;
}

.sensor-item:hover {
  background: rgba(0,0,0,0.02);
}

.sensor-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sensor-info {
  flex: 1;
  min-width: 0;
}

.sensor-name {
  display: block;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--d-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sensor-meta {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.65rem;
  color: var(--d-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sensor-reading {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.sensor-value {
  font-family: var(--d-fm);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--d-green);
  transition: color 0.3s;
  min-width: 42px;
  text-align: right;
}

.sensor-value.val-red {
  color: var(--d-red) !important;
}

.sensor-value.val-amber {
  color: var(--d-amber) !important;
}

.sensor-trend {
  font-size: 0.8rem;
  font-weight: 600;
  width: 24px;
  text-align: center;
}

.sensor-trend.up { color: var(--d-green); }
.sensor-trend.down { color: var(--d-amber); }
.sensor-trend.neutral { color: var(--d-light); }
.sensor-trend.spike { color: var(--d-red); font-size: 0.68rem; font-family: var(--d-fm); }

/* =========================================
   CANVAS CHART (ML Ops)
   ========================================= */
.canvas-chart-wrap {
  width: 100%;
  height: 160px;
  margin-bottom: 20px;
  position: relative;
}

.canvas-chart-wrap canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ML Meta Row */
.ml-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--d-border);
}

.meta-item {
  text-align: center;
}

.meta-label {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--d-light);
  margin-bottom: 4px;
}

.meta-value {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--d-text);
}

.meta-value .text-muted { color: var(--d-light); font-weight: 400; }
.meta-value.text-red { color: var(--d-red); }

/* =========================================
   CHAT LOG (Intelligence Reasoning)
   ========================================= */
.chat-log {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px;
  scroll-behavior: smooth;
  margin-bottom: 16px;
}

.chat-msg {
  padding: 12px 16px;
  border-radius: 12px;
  max-width: 88%;
  font-size: 0.84rem;
  line-height: 1.6;
  animation: msgFade 0.4s ease;
}

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

.system-msg {
  align-self: flex-start;
  background: rgba(77,184,102,0.06);
  color: var(--d-text);
  border-radius: 4px 14px 14px 14px;
}

.system-msg .chat-time {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.65rem;
  color: var(--d-light);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.system-msg p {
  font-style: italic;
  color: var(--d-muted);
}

.alert-msg {
  align-self: flex-start;
  background: rgba(200,50,50,0.06);
  border-left: 3px solid var(--d-red);
  border-radius: 4px 14px 14px 14px;
  color: var(--d-text);
}

.alert-msg .chat-time {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.65rem;
  color: var(--d-red);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.alert-msg p {
  color: #5a1a1a;
  font-weight: 500;
}

.ai-msg {
  align-self: flex-end;
  background: var(--d-green3);
  color: #fff;
  border-radius: 14px 14px 0 14px;
  font-family: var(--d-fm);
  font-size: 0.78rem;
  line-height: 1.65;
  white-space: pre-wrap;
}

/* User chat bubble */
.user-msg {
  align-self: flex-end;
  background: #e8f4ea;
  color: var(--d-text);
  border-radius: 14px 14px 0 14px;
  font-size: 0.84rem;
}

/* AI chat response bubble */
.ai-response-msg {
  align-self: flex-start;
  background: rgba(77,184,102,0.1);
  border-left: 3px solid var(--d-green2);
  color: var(--d-text);
  border-radius: 4px 14px 14px 14px;
  font-size: 0.82rem;
  font-family: var(--d-fm);
  line-height: 1.65;
  white-space: pre-wrap;
  max-width: 92%;
}

/* Typing indicator */
.typing-indicator {
  align-self: flex-start;
  background: rgba(77,184,102,0.08);
  border-radius: 12px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.typing-dot {
  width: 7px;
  height: 7px;
  background: var(--d-green2);
  border-radius: 50%;
  animation: typingBounce 1.2s ease-in-out infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-5px); opacity: 1; }
}

.confirm-msg {
  align-self: flex-start;
  background: rgba(77,184,102,0.08);
  border-left: 3px solid var(--d-green2);
  border-radius: 4px 14px 14px 14px;
}

.confirm-msg .chat-time {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.65rem;
  color: var(--d-green);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.confirm-msg p {
  color: var(--d-text);
  font-weight: 500;
}

/* Typewriter cursor */
.cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: rgba(255,255,255,0.8);
  margin-left: 1px;
  animation: cursorBlink 0.6s step-end infinite;
  vertical-align: text-bottom;
}

.ai-response-msg .cursor {
  background: var(--d-green);
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Recommended Actions */
.recommended-actions {
  padding-top: 16px;
  border-top: 1px solid var(--d-border);
  opacity: 0.35;
  transition: opacity 0.5s ease;
}

.recommended-actions.actions-active {
  opacity: 1;
}

.actions-label {
  display: block;
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--d-light);
  margin-bottom: 10px;
}

.actions-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Event Timeline */
.event-timeline {
  background: rgba(77,184,102,0.04);
  border: 1px solid rgba(77,184,102,0.12);
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0;
}

.timeline-label {
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--d-light);
  margin-bottom: 14px;
}

.timeline-steps {
  display: flex;
  gap: 0;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 80px;
  position: relative;
}

.timeline-step::after {
  content: '';
  position: absolute;
  top: 15px;
  right: -50%;
  width: 100%;
  height: 2px;
  background: rgba(0,0,0,0.08);
  z-index: 0;
}

.timeline-step:last-child::after { display: none; }

.timeline-step-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--d-light);
  position: relative;
  z-index: 1;
  transition: all 0.4s ease;
  border: 2px solid transparent;
}

.timeline-step.step-done .timeline-step-dot {
  background: var(--d-green);
  color: #fff;
  border-color: var(--d-green);
}

.timeline-step.step-active .timeline-step-dot {
  background: #fff;
  border-color: var(--d-green2);
  animation: stepPulse 1.5s infinite;
}

@keyframes stepPulse {
  0% { box-shadow: 0 0 0 0 rgba(77,184,102,0.4); }
  70% { box-shadow: 0 0 0 8px rgba(77,184,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(77,184,102,0); }
}

.timeline-step-name {
  font-family: var(--d-fm);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--d-light);
  margin-top: 6px;
  text-align: center;
}

.timeline-step.step-done .timeline-step-name {
  color: var(--d-green);
}

.timeline-step-time {
  font-size: 0.6rem;
  color: rgba(0,0,0,0.35);
  margin-top: 2px;
}

/* AI Chat Input */
.ai-chat-input-wrap {
  margin-top: 16px;
}

.ai-chat-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-family: var(--d-fm);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--d-light);
}

.ai-chat-divider::before,
.ai-chat-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--d-border);
}

.ai-chat-row {
  display: flex;
  gap: 8px;
}

.ai-chat-input {
  flex: 1;
  border: 1.5px solid var(--d-border);
  border-radius: 12px;
  padding: 10px 16px;
  font-family: var(--d-fs);
  font-size: 0.86rem;
  color: var(--d-text);
  background: var(--d-bg);
  outline: none;
  transition: border-color 0.2s;
}

.ai-chat-input:focus {
  border-color: var(--d-green2);
}

.ai-chat-input::placeholder {
  color: var(--d-light);
}

.ai-chat-mic,
.ai-chat-send {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s;
  cursor: pointer;
}

.ai-chat-mic {
  background: transparent;
  color: var(--d-light);
}

.ai-chat-mic:hover {
  background: var(--d-border);
  color: var(--d-text);
}

.ai-chat-send {
  background: var(--d-green);
  color: #fff;
}

.ai-chat-send:hover {
  background: var(--d-green3);
  transform: scale(1.05);
}

/* =========================================
   HARDWARE GRID (Tab 2)
   ========================================= */
.hardware-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.hw-card {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: box-shadow 0.2s, transform 0.2s, opacity 0.3s;
}

.hw-card:hover {
  box-shadow: 0 6px 16px rgba(0,0,0,0.07);
  transform: translateY(-2px);
}

.hw-card.hw-offline {
  opacity: 0.55;
}

.hw-card.hw-flickering {
  animation: hwFlicker 0.2s ease-in-out 4;
}

@keyframes hwFlicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hw-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.hw-node-id {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--d-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hw-name {
  font-family: var(--d-ff);
  font-size: 1rem;
  font-weight: 600;
  color: var(--d-text);
  margin-bottom: 4px;
}

.hw-model {
  font-size: 0.78rem;
  color: var(--d-light);
  margin-bottom: 14px;
}

.hw-stats {
  display: flex;
  gap: 12px;
  font-family: var(--d-fm);
  font-size: 0.7rem;
  color: var(--d-muted);
}

.hw-stats strong {
  color: var(--d-light);
  font-weight: 500;
  margin-right: 2px;
}

/* =========================================
   KNOWLEDGE GRAPH (Tab 3)
   ========================================= */
.kg-widget {
  margin-bottom: 24px;
}

.kg-canvas-wrap {
  width: 100%;
  height: 280px;
  margin-bottom: 20px;
  border-radius: 12px;
  overflow: hidden;
  background: #0c1f12;
  position: relative;
}

.kg-canvas-wrap canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.kg-retrievals-label {
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--d-light);
  margin-bottom: 10px;
}

.kg-retrievals-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kg-retrieval-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(77,184,102,0.04);
  border-radius: 8px;
  border: 1px solid rgba(77,184,102,0.08);
  gap: 12px;
}

.kg-retrieval-doc {
  font-size: 0.8rem;
  color: var(--d-text);
  font-family: var(--d-fm);
}

.kg-retrieval-score {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--d-green);
  background: rgba(77,184,102,0.1);
  padding: 2px 7px;
  border-radius: 5px;
  white-space: nowrap;
}

/* =========================================
   LOG LIST (Tab 3)
   ========================================= */
.log-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.log-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 14px;
  padding: 18px 22px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
  border-left: 4px solid transparent;
  transition: box-shadow 0.2s;
}

.log-item:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.log-critical { border-left-color: var(--d-red); }
.log-warning { border-left-color: var(--d-amber); }
.log-info { border-left-color: var(--d-green2); }

.log-content {
  flex: 1;
  min-width: 0;
}

.log-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.log-time {
  font-family: var(--d-fm);
  font-size: 0.7rem;
  color: var(--d-light);
}

.log-title {
  font-family: var(--d-ff);
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--d-text);
  margin-bottom: 3px;
}

.log-desc {
  font-size: 0.82rem;
  color: var(--d-muted);
  line-height: 1.5;
}

/* =========================================
   COMPLIANCE TAB
   ========================================= */
.compliance-deadline-widget {
  margin-bottom: 24px;
}

.compliance-progress-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.compliance-progress-bar-bg {
  flex: 1;
  height: 8px;
  background: rgba(0,0,0,0.06);
  border-radius: 100px;
  overflow: hidden;
}

.compliance-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--d-green) 0%, var(--d-green2) 100%);
  border-radius: 100px;
  transition: width 1s ease;
}

.compliance-progress-label {
  font-family: var(--d-fm);
  font-size: 0.72rem;
  color: var(--d-green);
  font-weight: 600;
  white-space: nowrap;
}

.compliance-checklist {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--d-text);
}

.checklist-item.done { color: var(--d-muted); }
.checklist-item.pending { color: var(--d-amber); }

/* =========================================
   DOCUMENT GRID (Tab 4)
   ========================================= */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.doc-card {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 22px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: box-shadow 0.2s, transform 0.2s;
}

.doc-card:hover {
  box-shadow: 0 6px 16px rgba(0,0,0,0.07);
  transform: translateY(-2px);
}

.doc-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--d-tint);
  border-radius: 14px;
  margin: 0 auto 14px;
}

.doc-name {
  font-family: var(--d-ff);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--d-text);
  margin-bottom: 4px;
}

.doc-date {
  font-size: 0.76rem;
  color: var(--d-light);
  margin-bottom: 10px;
}

/* =========================================
   FIELD MAP (Tab 5)
   ========================================= */
.field-map-container {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.field-map-wrap {
  flex: 1;
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  overflow: hidden;
}

.field-map-wrap svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Sensor pulse animation on SVG */
.map-sensor .sensor-pulse-ring {
  animation: svgPulse 2s ease-in-out infinite;
}

@keyframes svgPulse {
  0% { r: 12; opacity: 0.6; }
  50% { r: 18; opacity: 0.1; }
  100% { r: 12; opacity: 0.6; }
}

.map-sensor.sensor-alert .sensor-outer {
  fill: #1a0a0a;
  stroke: var(--d-red);
}

.map-sensor.sensor-alert .sensor-inner {
  fill: var(--d-red);
}

.map-sensor.sensor-alert .sensor-pulse-ring {
  stroke: var(--d-red);
  animation: svgAlertPulse 0.8s ease-in-out infinite;
}

@keyframes svgAlertPulse {
  0% { r: 12; opacity: 0.8; }
  50% { r: 22; opacity: 0; }
  100% { r: 12; opacity: 0.8; }
}

/* Map legend */
.map-legend {
  background: var(--d-surface);
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 16px;
  padding: 20px;
  min-width: 160px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.legend-title {
  font-family: var(--d-fm);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--d-light);
  margin-bottom: 14px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--d-text);
  margin-bottom: 10px;
}

.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-dot-online { background: var(--d-green2); }
.legend-dot-offline { background: #888; }
.legend-dot-alert { background: var(--d-red); }

.legend-line {
  width: 24px;
  height: 4px;
  border-radius: 2px;
  flex-shrink: 0;
}

.legend-line-water { background: #4a9cd6; }
.legend-line-road { background: #d0d8c8; border: 1px solid #bbb; }
.legend-line-field { background: transparent; border: 2px solid var(--d-green2); }

/* =========================================
   TOAST NOTIFICATIONS
   ========================================= */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: #fff;
  border-radius: 12px;
  padding: 14px 18px;
  min-width: 280px;
  max-width: 340px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: all;
  animation: toastSlideIn 0.35s cubic-bezier(0.34,1.56,0.64,1) both;
  position: relative;
  overflow: hidden;
  border-left: 4px solid transparent;
}

.toast.toast-exit {
  animation: toastSlideOut 0.3s ease forwards;
}

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastSlideOut {
  from { opacity: 1; transform: translateX(0); max-height: 200px; margin-bottom: 0; }
  to { opacity: 0; transform: translateX(110%); max-height: 0; margin-bottom: -10px; }
}

.toast-critical { border-left-color: var(--d-red); }
.toast-warning { border-left-color: var(--d-amber); }
.toast-success { border-left-color: var(--d-green2); }
.toast-info { border-left-color: #6b8cff; }

.toast-content {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.toast-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.toast-body {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  font-size: 0.84rem;
  color: var(--d-text);
  margin-bottom: 2px;
}

.toast-msg {
  font-size: 0.76rem;
  color: var(--d-muted);
  line-height: 1.4;
}

.toast-progress {
  height: 3px;
  background: rgba(0,0,0,0.06);
  border-radius: 100px;
  overflow: hidden;
}

.toast-progress-bar {
  height: 100%;
  border-radius: 100px;
  animation: toastProgress 5s linear forwards;
}

.toast-critical .toast-progress-bar { background: var(--d-red); }
.toast-warning .toast-progress-bar { background: var(--d-amber); }
.toast-success .toast-progress-bar { background: var(--d-green2); }
.toast-info .toast-progress-bar { background: #6b8cff; }

@keyframes toastProgress {
  from { width: 100%; }
  to { width: 0%; }
}

/* =========================================
   DASHBOARD FLASH ANIMATION
   ========================================= */
@keyframes dashFlash {
  0% { box-shadow: inset 0 0 0 3px transparent; }
  15% { box-shadow: inset 0 0 0 3px rgba(200,50,50,0.4); background: rgba(200,50,50,0.03); }
  35% { box-shadow: inset 0 0 0 3px transparent; background: transparent; }
  50% { box-shadow: inset 0 0 0 3px rgba(200,50,50,0.3); background: rgba(200,50,50,0.02); }
  100% { box-shadow: inset 0 0 0 3px transparent; }
}

.dashboard-flash {
  animation: dashFlash 0.8s ease-in-out;
}

/* =========================================
   RESPONSIVE (≤768px)
   ========================================= */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .mobile-bar { display: flex; }
  .mobile-drawer { display: block; }

  .main-content {
    margin-left: 0;
    padding: calc(var(--mobile-bar-h) + 16px) 16px 32px;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-header-right {
    width: 100%;
    flex-wrap: wrap;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .mlops-widget {
    grid-column: auto;
  }

  .reasoning-widget {
    grid-column: auto;
  }

  .ml-meta {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .log-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-title {
    font-size: 1.35rem;
  }

  .widget {
    padding: 20px;
  }

  .weather-widget {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

  .weather-forecast {
    border-left: none;
    border-right: none;
    border-top: 1px solid var(--d-border);
    padding: 14px 0 0;
    width: 100%;
  }

  .weather-footer {
    margin-left: 0;
    border-top: 1px solid var(--d-border);
    padding-top: 10px;
    width: 100%;
  }

  .scenario-cards {
    flex-direction: column;
  }

  .scenario-btn {
    width: 100%;
    min-width: auto;
  }

  .field-map-container {
    flex-direction: column;
  }

  .map-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
    min-width: auto;
  }

  .map-legend .legend-title {
    width: 100%;
    margin-bottom: 0;
  }

  .toast {
    min-width: 260px;
    max-width: calc(100vw - 40px);
  }

  .kg-canvas-wrap {
    height: 200px;
  }

  .system-clock-badge {
    display: none;
  }

  .timeline-steps {
    gap: 2px;
  }
}

/* =========================================
   UTILITY
   ========================================= */
.text-red { color: var(--d-red); }
.text-green { color: var(--d-green); }
.text-amber { color: var(--d-amber); }