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

:root {
  --bg-deep: #06080f;
  --bg-surface: #0d1117;
  --bg-card: #151b27;
  --bg-input: #1a2030;
  --accent: #f0a030;
  --accent-glow: rgba(240, 160, 48, 0.15);
  --accent-soft: #d4943a;
  --accent-hover: #e8b040;
  --text-primary: #e6e1db;
  --text-secondary: #8b95a5;
  --text-muted: #505a6a;
  --border: rgba(255,255,255,0.06);
  --border-light: rgba(255,255,255,0.1);
  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #f87171;
  --info: #60a5fa;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
}

/* Layout */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text-primary);
  padding: 0 24px 24px;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.5px;
}

.sidebar-logo span { color: var(--accent); }

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

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 0.9rem;
  font-weight: 500;
  user-select: none;
}

.nav-item:hover { background: var(--bg-card); color: var(--text-primary); }
.nav-item.active { background: var(--accent-glow); color: var(--accent); }
.nav-item .icon { font-size: 1.1rem; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

.user-info {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.user-info .email { color: var(--text-secondary); font-weight: 500; }

.btn-logout {
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 0;
}
.btn-logout:hover { color: var(--danger); }

/* Main Content */
.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 32px 40px;
  min-height: 100vh;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.page-header h1 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: -1px;
}

.page-header .subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Cards */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
}

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

.card-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.3px;
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
}

.stat-card .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-card .value {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  color: var(--accent);
  letter-spacing: -1px;
}

.stat-card .change {
  font-size: 0.75rem;
  color: var(--success);
  margin-top: 4px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  font-family: 'DM Sans', sans-serif;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-deep);
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-danger {
  background: rgba(248, 113, 113, 0.1);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.2);
}
.btn-danger:hover { background: rgba(248, 113, 113, 0.2); }

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-xs { padding: 4px 10px; font-size: 0.72rem; border-radius: 6px; }

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.15s;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-textarea { min-height: 80px; resize: vertical; }
.form-select { appearance: none; cursor: pointer; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 14px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.data-table tr:hover td { color: var(--text-primary); }

.data-table .name { color: var(--text-primary); font-weight: 500; }

/* Status Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-researched { background: rgba(96, 165, 250, 0.15); color: var(--info); }
.badge-email_drafted, .badge-draft { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.badge-email_queued, .badge-queued { background: rgba(168, 85, 247, 0.15); color: #a855f7; }
.badge-email_sent, .badge-sent { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.badge-replied { background: rgba(240, 160, 48, 0.15); color: var(--accent); }
.badge-meeting_booked { background: rgba(240, 160, 48, 0.25); color: var(--accent); }
.badge-active { background: rgba(74, 222, 128, 0.15); color: var(--success); }
.badge-paused { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.badge-bounced { background: rgba(248, 113, 113, 0.15); color: var(--danger); }

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(6, 8, 15, 0.85);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}
.modal-close:hover { color: var(--text-primary); }

/* Activity Feed */
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  min-width: 8px;
}

.activity-dot.prospect { background: var(--info); }
.activity-dot.email_draft { background: var(--warning); }
.activity-dot.email_queued { background: #a855f7; }
.activity-dot.email_sent { background: var(--success); }

.activity-text {
  flex: 1;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.activity-text .highlight { color: var(--text-primary); font-weight: 500; }

.activity-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Briefing */
.briefing-card {
  background: linear-gradient(135deg, rgba(240,160,48,0.08) 0%, rgba(240,160,48,0.02) 100%);
  border: 1px solid rgba(240,160,48,0.15);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 32px;
}

.briefing-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.briefing-icon {
  font-size: 1.5rem;
}

.briefing-title {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--accent);
}

.briefing-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: auto;
}

.briefing-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Email Preview */
.email-preview {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 24px;
  margin-top: 16px;
}

.email-preview .subject {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.email-preview .body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  white-space: pre-wrap;
}

/* Loading */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-light);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  color: var(--text-muted);
  gap: 12px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.empty-state p { font-size: 0.88rem; max-width: 400px; margin: 0 auto 20px; }

/* Prospect Detail */
.prospect-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.detail-value {
  font-size: 0.9rem;
  color: var(--text-primary);
}

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 0.85rem;
  color: var(--text-primary);
  z-index: 10000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
  max-width: 360px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-color: rgba(74, 222, 128, 0.3); }
.toast.error { border-color: rgba(248, 113, 113, 0.3); }

/* Auth Pages */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.auth-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
}

.auth-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 8px;
}

.auth-logo span { color: var(--accent); }

.auth-subtitle {
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.auth-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.auth-footer a {
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
}

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

@media (max-width: 768px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; padding: 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .prospect-detail { grid-template-columns: 1fr; }
}