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

:root {
  --amber: #FFB000;
  --amber-dim: #B87A00;
  --amber-glow: rgba(255, 176, 0, 0.15);
  --neon-blue: #00D4FF;
  --neon-blue-dim: #007A99;
  --bg-dark: #0A0E17;
  --bg-panel: #111827;
  --bg-panel-border: #1E293B;
  --text-primary: #E2E8F0;
  --text-secondary: #94A3B8;
  --danger: #EF4444;
  --success: #22C55E;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 15px rgba(0, 212, 255, 0.2); }
  50% { box-shadow: 0 0 30px rgba(0, 212, 255, 0.4); }
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes reactor-pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.08); opacity: 1; }
}

body {
  font-family: 'Courier New', 'Consolas', monospace;
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem 1.5rem 2rem;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
}

/* --- HEADER --- */
header {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--bg-panel-border);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}

header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), var(--amber), transparent);
}

.header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.arc-reactor {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--neon-blue) 0%, rgba(0, 212, 255, 0.3) 50%, transparent 70%);
  border: 2px solid var(--neon-blue-dim);
  animation: reactor-pulse 3s ease-in-out infinite;
  flex-shrink: 0;
}

header h1 {
  font-family: 'Orbitron', monospace, sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.15em;
  text-shadow: 0 0 20px rgba(255, 176, 0, 0.3);
}

.status-phrase {
  font-size: 0.85rem;
  color: var(--neon-blue);
  margin-top: 0.2rem;
}

.last-update {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

/* --- METRICS BAR --- */
.metrics-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.metric-card {
  background: var(--bg-panel);
  border: 1px solid var(--bg-panel-border);
  border-radius: 10px;
  padding: 1rem;
  text-align: center;
  animation: fade-in 0.5s ease-out;
  transition: border-color 0.3s;
}

.metric-card:hover {
  border-color: var(--amber-dim);
}

.metric-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.metric-value {
  font-family: 'Orbitron', monospace;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--neon-blue);
}

.metric-value.warn {
  color: var(--amber);
}

.metric-value.danger {
  color: var(--danger);
}

.metric-sub {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-top: 0.3rem;
}

/* --- TOKEN ZONE --- */
.token-zone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
}

.token-zone input {
  width: 130px;
  padding: 0.3rem 0.5rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--bg-panel-border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.8rem;
}

.token-zone input:focus {
  outline: none;
  border-color: var(--neon-blue-dim);
}

.token-zone button {
  padding: 0.3rem 0.5rem;
  font-size: 0.75rem;
}

.token-feedback { font-size: 0.75rem; color: var(--text-secondary); }
.token-unauthorized { color: var(--danger); font-size: 0.75rem; }

/* --- SECTIONS --- */
main {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

section {
  background: var(--bg-panel);
  border: 1px solid var(--bg-panel-border);
  border-radius: 10px;
  padding: 1.25rem;
  animation: fade-in 0.5s ease-out;
  position: relative;
}

section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--amber), transparent);
  border-radius: 3px 0 0 3px;
}

section h2 {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--amber);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 176, 0, 0.15);
}

.content {
  font-size: 0.85rem;
  min-height: 1.5em;
}

.content ul { margin: 0; padding-left: 1.25rem; }
.content li { margin: 0.25rem 0; }
.content .empty { color: var(--text-secondary); font-style: italic; }

.content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.content th, .content td {
  text-align: left;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--bg-panel-border);
}

.content th {
  color: var(--amber-dim);
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.content .role-user { color: var(--neon-blue); }
.content .role-assistant { color: var(--success); }
.content .msg-content { max-width: 100%; overflow-wrap: break-word; }
.content pre { margin: 0; white-space: pre-wrap; font-size: 0.8rem; }
.error { color: var(--danger); }

/* --- FORMS --- */
.chat-form, .add-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.chat-form input[type="text"],
.add-form input[type="text"],
.add-form input[type="number"] {
  flex: 1;
  min-width: 120px;
  padding: 0.45rem 0.6rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--bg-panel-border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  transition: border-color 0.3s;
}

.chat-form input:focus,
.add-form input:focus {
  outline: none;
  border-color: var(--neon-blue-dim);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.15);
}

.form-hint {
  margin: 0.5rem 0 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.chat-response { margin-top: 0.5rem; padding: 0.5rem 0; }
.chat-answer, .chat-report { margin: 0.25rem 0; }
.chat-report { font-size: 0.8rem; color: var(--text-secondary); }

/* --- BUTTONS --- */
button,
.btn-delete,
.btn-toggle,
.btn-delete-task {
  padding: 0.4rem 0.7rem;
  background: rgba(255, 176, 0, 0.1);
  border: 1px solid var(--amber-dim);
  border-radius: 6px;
  color: var(--amber);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  transition: all 0.2s;
}

button:hover,
.btn-delete:hover,
.btn-toggle:hover,
.btn-delete-task:hover {
  background: var(--amber);
  color: var(--bg-dark);
  box-shadow: 0 0 12px rgba(255, 176, 0, 0.3);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.content td.actions { white-space: nowrap; }

/* --- BOUTON MODE VOCAL --- */
.voice-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--amber);
  border-radius: 20px;
  color: var(--amber);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: all 0.2s;
  background: rgba(255, 176, 0, 0.08);
  font-family: inherit;
}
.voice-btn::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber);
  animation: reactor-pulse 2s ease-in-out infinite;
}
.voice-btn:hover {
  background: var(--amber);
  color: var(--bg-dark);
  box-shadow: 0 0 15px rgba(255, 176, 0, 0.4);
}

/* --- GRAPHIQUES HISTORIQUES (Chart.js) --- */
#section-charts .section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.chart-range {
  display: inline-flex;
  gap: 0.25rem;
  background: var(--bg-panel);
  border: 1px solid var(--bg-panel-border);
  border-radius: 8px;
  padding: 0.25rem;
}

.chart-range button {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 0.3rem 0.75rem;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
}

.chart-range button:hover {
  color: var(--text-primary);
}

.chart-range button.active {
  background: var(--amber);
  color: var(--bg-dark);
  box-shadow: 0 0 10px rgba(255, 176, 0, 0.3);
}

.charts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.chart-container {
  background: var(--bg-panel);
  border: 1px solid var(--bg-panel-border);
  border-radius: 10px;
  padding: 1rem;
  position: relative;
}

.chart-title {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.chart-container canvas {
  width: 100% !important;
  height: 180px !important;
}

/* --- RESPONSIVE --- */
@media (max-width: 600px) {
  body { padding: 0.5rem; }
  header h1 { font-size: 1.3rem; }
  .metrics-bar { grid-template-columns: repeat(2, 1fr); }
  .metric-value { font-size: 1.2rem; }
  .chart-container canvas { height: 150px !important; }
}