/* App layout — sits on top of theme.css tokens */

.app-layout {
  display: flex;
  min-height: calc(100vh - 73px); /* nav height */
}

/* Sidebar */
.app-sidebar {
  width: 260px;
  min-width: 260px;
  border-right: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 73px;
  height: calc(100vh - 73px);
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.5rem 1.25rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.sidebar-header h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.campaign-list {
  padding: 0.5rem;
}

.campaign-item {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
}

.campaign-item:hover { background: var(--bg-alt); }
.campaign-item.active { background: var(--bg-alt); border-left: 3px solid var(--accent); }

.campaign-item-name {
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.campaign-item-meta {
  font-size: 0.75rem;
  color: var(--fg-muted);
  text-transform: capitalize;
}

.empty-list {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.875rem;
}

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

/* Welcome panel */
.welcome-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  padding: 3rem 2rem;
}

.welcome-icon {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.welcome-panel h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.welcome-panel p {
  color: var(--fg-muted);
  max-width: 480px;
  margin-bottom: 2rem;
  line-height: 1.6;
}

/* Campaign detail */
.campaign-detail {
  padding: 2rem;
}

.campaign-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.campaign-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}

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

.campaign-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.campaign-icp {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.icp-chip {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* Prospects */
.prospects-section { margin-top: 1.5rem; }

.prospects-header {
  margin-bottom: 1rem;
}

.prospects-header h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.prospects-header h2 span {
  font-weight: 400;
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.prospects-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.prospect-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

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

.prospect-name {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.prospect-meta {
  font-size: 0.825rem;
  color: var(--fg-muted);
  margin-bottom: 0.35rem;
}

.prospect-research {
  font-size: 0.8rem;
  color: var(--accent);
  margin-top: 0.35rem;
  line-height: 1.4;
}

.prospect-research.muted { color: var(--fg-muted); font-style: italic; }

.prospect-email { width: 280px; flex-shrink: 0; }

.email-preview {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  cursor: pointer;
  transition: border-color 0.15s;
}

.email-preview:hover { border-color: var(--accent); }

.email-subject {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.3rem;
}

.email-body {
  font-size: 0.775rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

.email-status {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
}

.status-pending { background: #f3f0eb; color: var(--fg-muted); }
.status-draft   { background: #fef3c7; color: #92400e; }
.status-sent    { background: #dbeafe; color: #1e40af; }
.status-replied { background: #d1fae5; color: #065f46; }
.status-bounced { background: #fee2e2; color: #991b1b; }

.no-email { padding-top: 0.25rem; }

.prospect-actions {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex-shrink: 0;
}

.email-expanded {
  margin-top: 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.875rem;
  line-height: 1.6;
}

.email-expanded-header { font-weight: 600; margin-bottom: 0.75rem; color: var(--fg); }
.email-expanded-body { margin-bottom: 0.75rem; white-space: pre-wrap; }
.email-expanded-actions { display: flex; align-items: center; gap: 1rem; padding-top: 0.5rem; border-top: 1px solid var(--border); }
.status-label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; color: var(--fg-muted); }
.status-label select { font-family: var(--font-body); font-size: 0.8rem; padding: 0.25rem 0.5rem; border: 1px solid var(--border); border-radius: 4px; background: var(--bg); }

/* Buttons */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s;
}

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

.btn-secondary {
  background: var(--card-bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-secondary:hover { background: var(--bg-alt); }

.btn-icon {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}

.btn-icon:hover { background: var(--bg-alt); color: var(--fg); }
.btn-icon.danger:hover { background: #fee2e2; color: #991b1b; border-color: #fecaca; }

.btn-sm {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.775rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-sm:hover { background: var(--accent-dim); }
.btn-sm:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-icon.sm {
  padding: 0.35rem;
  border-radius: 6px;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(26, 25, 23, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal {
  background: var(--card-bg);
  border-radius: 14px;
  padding: 2rem;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

.modal-wide { max-width: 640px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--bg);
  color: var(--fg);
  transition: border-color 0.15s;
  resize: vertical;
}

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

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

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Prospects modal tabs */
.prospects-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--fg-muted);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }

.bulk-hint {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 0.75rem;
}

.bulk-hint strong { color: var(--fg); }

#bulk-prospects {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  background: var(--bg);
  color: var(--fg);
  resize: vertical;
  line-height: 1.6;
}

/* Campaign tabs */
.campaign-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.5rem;
}

.campaign-panel { }

.campaign-tabs .tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-muted);
  cursor: pointer;
  margin-bottom: -2px;
  transition: color 0.15s;
}

.campaign-tabs .tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Sequences */
.sequences-section { }

.sequences-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.sequences-header h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.sequences-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sequence-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}

.sequence-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.sequence-name {
  font-weight: 600;
  font-size: 1rem;
}

.sequence-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.sequence-badge.active { background: #d1fae5; color: #065f46; }
.sequence-badge.paused { background: var(--bg-alt); color: var(--fg-muted); }

.sequence-cadence {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 1rem;
}

.sequence-stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.seq-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.seq-stat-val {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: var(--font-display);
  line-height: 1;
  margin-bottom: 0.15rem;
}

.seq-stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
}

.seq-stat-val.success { color: #059669; }
.seq-stat-val.danger  { color: #dc2626; }

.seq-stat.highlight .seq-stat-val {
  color: var(--accent);
}

.sequence-actions {
  display: flex;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.sequence-actions .btn-sm {
  background: var(--bg-alt);
  color: var(--fg);
  border: 1px solid var(--border);
}

.sequence-actions .btn-sm:hover { background: var(--border); }
.sequence-actions .btn-sm.danger:hover { background: #fee2e2; color: #991b1b; border-color: #fecaca; }

/* Enrollment modal */
.enroll-prospects-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 1rem;
}

.enroll-prospect-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

.enroll-prospect-row:last-child { border-bottom: none; }
.enroll-prospect-row:hover { background: var(--bg-alt); }

.enroll-check { width: 16px; height: 16px; flex-shrink: 0; }

.enroll-name {
  font-weight: 500;
  font-size: 0.875rem;
  min-width: 140px;
}

.enroll-company {
  font-size: 0.8rem;
  color: var(--fg-muted);
  flex: 1;
}

.enroll-status {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
  background: var(--bg-alt);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.loading-state {
  padding: 2rem;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.875rem;
}

.error-state {
  padding: 2rem;
  text-align: center;
  color: #991b1b;
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .app-layout { flex-direction: column; }
  .app-sidebar { width: 100%; min-width: unset; position: static; height: auto; border-right: none; border-bottom: 1px solid var(--border); }
  .campaign-header { flex-direction: column; }
  .campaign-actions { flex-wrap: wrap; }
  .form-row { grid-template-columns: 1fr; }
  .prospect-card { flex-direction: column; }
  .prospect-email { width: 100%; }
}