:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --accent: #38bdf8;
  --accent-hover: #0284c7;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-amber: #f59e0b;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Header & Nav */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
}
.brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-badge {
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: #0284c7;
  color: #ffffff;
}
.btn-primary:hover {
  background-color: #0369a1;
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-main);
}
.btn-secondary:hover {
  background-color: #475569;
  text-decoration: none;
}

.btn-success {
  background-color: #059669;
  color: #ffffff;
}
.btn-success:hover {
  background-color: #047857;
  text-decoration: none;
}

.btn-danger {
  background-color: #dc2626;
  color: #ffffff;
}
.btn-danger:hover {
  background-color: #b91c1c;
  text-decoration: none;
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.3rem 0.6rem;
}

.btn-lg {
  font-size: 1.2rem;
  padding: 0.85rem 1.5rem;
}

/* Page Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  width: 100%;
  flex: 1;
}

/* Split Panes (Leader & Watch) */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  height: calc(100vh - 65px);
  padding: 1.5rem;
}

@media (max-width: 900px) {
  .split-layout {
    grid-template-columns: 1fr;
    height: auto;
  }
}

.pane {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.pane-header {
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

/* Leader Controls */
.leader-controls-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.controls-row {
  display: flex;
  gap: 1rem;
}

.control-btn {
  flex: 1;
  min-height: 80px;
  font-size: 1.4rem;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  user-select: none;
}

.control-back {
  background-color: #334155;
  color: #ffffff;
}
.control-back:hover {
  background-color: #475569;
}
.control-back:active {
  transform: scale(0.98);
}

.control-forward {
  background-color: #059669;
  color: #ffffff;
}
.control-forward:hover {
  background-color: #047857;
}
.control-forward:active {
  transform: scale(0.98);
}

/* Slide Info Card */
.slide-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.5rem;
  margin-top: 1rem;
}

.metric-group {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1rem;
}

.metric-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.metric-value-lg {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-main);
}

.mood-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 1.1rem;
}

.events-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.events-list li {
  background: var(--bg-secondary);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  border-left: 3px solid var(--accent);
  font-size: 0.95rem;
}

.notes-box {
  background: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  margin-top: 0.75rem;
  font-style: italic;
  color: #cbd5e1;
}

/* Canvases */
.canvas-wrapper {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem;
  margin-bottom: 1.25rem;
  position: relative;
}

.canvas-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

canvas {
  width: 100%;
  height: 200px;
  display: block;
}

/* Share Link Box */
.share-box {
  background: var(--bg-tertiary);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.share-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background-color: var(--bg-tertiary);
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
}

textarea.form-control {
  min-height: 80px;
  resize: vertical;
}

/* Modals */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  width: 90%;
  max-width: 550px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.5rem;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Flash alerts */
.flash-message {
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  margin-bottom: 1rem;
  font-weight: 600;
}
.flash-error {
  background-color: rgba(239, 68, 68, 0.2);
  border: 1px solid var(--accent-red);
  color: #fca5a5;
}
.flash-success {
  background-color: rgba(16, 185, 129, 0.2);
  border: 1px solid var(--accent-green);
  color: #6ee7b7;
}