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

/* Sidebar */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 28px 0;
}

.sidebar-logo {
  padding: 0 24px 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.sidebar-tagline {
  display: block;
  font-size: 0.7rem;
  color: var(--fg-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  position: relative;
}

.nav-item:hover {
  background: rgba(245, 240, 232, 0.05);
  color: var(--fg);
}

.nav-item.active {
  background: var(--accent-dim);
  color: var(--fg);
}

.nav-icon {
  width: 20px;
  text-align: center;
  font-size: 0.95rem;
}

.nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 20px;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 20px 24px 0;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
}

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

/* Main content */
.app-main {
  flex: 1;
  overflow-y: auto;
  background: var(--bg);
}

/* Views */
.view {
  display: none;
  padding: 48px;
  max-width: 960px;
}

.view.active {
  display: block;
}

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

.view-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 4px;
}

.view-sub {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  transition: opacity 0.15s, background 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover { opacity: 0.88; }

.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  background: rgba(245, 240, 232, 0.05);
  color: var(--fg);
}

.btn-danger {
  background: transparent;
  color: #f87171;
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.btn-danger:hover { background: rgba(248, 113, 113, 0.1); }

.btn-sm {
  padding: 5px 12px;
  font-size: 0.8rem;
}

/* Signal filters */
.signal-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--fg-muted);
  transition: all 0.15s;
}

.filter-btn.active, .filter-btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--fg);
}

/* Signal cards */
.signals-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  transition: border-color 0.15s;
  cursor: pointer;
}

.signal-card:hover {
  border-color: var(--border-strong);
}

.signal-card.unread {
  border-left: 3px solid var(--accent);
}

.signal-card.importance-high {
  border-left: 3px solid #f59e0b;
}

.signal-card.unread.importance-high {
  border-left: 3px solid var(--accent);
}

.signal-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.signal-type-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 3px;
  background: var(--accent-dim);
  color: var(--accent);
}

.signal-competitor {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.signal-time {
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-left: auto;
}

.signal-importance {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 3px;
}

.importance-high .signal-importance { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.importance-medium .signal-importance { background: rgba(99, 102, 241, 0.15); color: #818cf8; }
.importance-low .signal-importance { background: rgba(138, 138, 138, 0.12); color: var(--fg-muted); }

.signal-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}

.signal-summary {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* Competitors list */
.competitors-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.competitor-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

.competitor-name {
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 2px;
}

.competitor-url {
  font-size: 0.8125rem;
  color: var(--fg-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.competitor-last-scan {
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-top: 4px;
}

.competitor-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--fg-muted);
}

.empty-state-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 0.9375rem;
  max-width: 360px;
  margin: 0 auto;
  line-height: 1.65;
}

/* Loading */
.loading-state {
  padding: 40px;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.9rem;
}

/* Prospects */
.prospects-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.prospect-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
}

.prospect-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
}

.prospect-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
}

.prospect-url {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-top: 2px;
}

.prospect-score {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
}

.prospect-reason {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 10px;
}

.prospect-signal {
  font-size: 0.8rem;
  color: var(--fg-muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.prospect-status-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-new { background: var(--accent-dim); color: var(--accent); }
.status-contacted { background: rgba(99, 102, 241, 0.15); color: #818cf8; }
.status-qualified { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.status-disqualified { background: rgba(138,138,138,0.12); color: var(--fg-muted); }

/* ICP form */
.icp-form-container {
  max-width: 560px;
}

.icp-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
}

.form-hint {
  font-weight: 400;
  color: var(--fg-muted);
}

.form-input {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}

.form-input:focus {
  border-color: var(--accent);
}

.form-input::placeholder {
  color: var(--fg-muted);
}

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

.form-actions {
  padding-top: 8px;
}

.saved-msg {
  margin-top: 16px;
  color: #4ade80;
  font-size: 0.875rem;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 36px;
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 4px;
}

/* Scan spinning state */
.spinning {
  animation: spin 1s linear infinite;
  display: inline-block;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Toast */
#toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 0.875rem;
  color: var(--fg);
  z-index: 999;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.25s;
  pointer-events: none;
}

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

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .view {
    padding: 24px 20px;
  }
  .view-header {
    flex-direction: column;
    gap: 16px;
  }
}