/* ── Pipesmith Dashboard ─── Dark theme matching landing page ── */
:root {
  --bg: #0a0a0f;
  --surface: #12121a;
  --surface-hover: #16161f;
  --border: #1e1e2e;
  --accent: #f97316;
  --accent-dim: rgba(249, 115, 22, 0.15);
  --accent-border: rgba(249, 115, 22, 0.25);
  --text: #e4e4e7;
  --text-dim: #71717a;
  --text-bright: #fafafa;
  --success: #22c55e;
  --success-dim: rgba(34, 197, 94, 0.15);
  --warning: #eab308;
  --warning-dim: rgba(234, 179, 8, 0.15);
  --danger: #ef4444;
  --danger-dim: rgba(239, 68, 68, 0.15);
  --info: #3b82f6;
  --info-dim: rgba(59, 130, 246, 0.15);
  --sidebar-width: 240px;
}

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

body {
  font-family: 'DM Sans', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text-bright);
  line-height: 1.2;
}

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

/* ── Auth Screen ── */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
}

.auth-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
}

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

.auth-subtitle {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.auth-toggle {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 20px;
  text-align: center;
}

.auth-toggle a { cursor: pointer; }

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

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

.sidebar-logo {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-bright);
}

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

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: var(--surface-hover);
  color: var(--text);
}

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

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.nav-spacer { flex: 1; }

.sidebar-user {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
}

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

.sidebar-user-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-bright);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-email {
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 32px 40px;
  max-width: calc(100vw - var(--sidebar-width));
}

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

.page-header h1 {
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

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

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover { opacity: 0.9; }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--text-dim);
  background: var(--surface-hover);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

.btn-danger:hover { background: var(--danger-dim); }

.btn-sm {
  padding: 5px 12px;
  font-size: 0.78rem;
}

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: none;
  padding: 6px 10px;
}

.btn-ghost:hover { color: var(--text); }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Stats Grid ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

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

.stat-card-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-card-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-bright);
}

.stat-card-value.accent { color: var(--accent); }

/* ── Cards & Tables ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 24px;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 1rem;
  letter-spacing: -0.3px;
}

.card-body {
  padding: 24px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 14px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
}

tr:hover td {
  background: var(--surface-hover);
}

tr:last-child td { border-bottom: none; }

.td-actions {
  display: flex;
  gap: 6px;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-discovered { background: var(--info-dim); color: var(--info); }
.badge-approved { background: var(--accent-dim); color: var(--accent); }
.badge-contacted { background: var(--warning-dim); color: var(--warning); }
.badge-replied { background: var(--success-dim); color: var(--success); }
.badge-converted { background: var(--success-dim); color: var(--success); }
.badge-rejected { background: var(--danger-dim); color: var(--danger); }
.badge-active { background: var(--success-dim); color: var(--success); }
.badge-paused { background: var(--warning-dim); color: var(--warning); }
.badge-draft { background: rgba(113, 113, 122, 0.15); color: var(--text-dim); }
.badge-queued { background: var(--info-dim); color: var(--info); }
.badge-sent { background: var(--accent-dim); color: var(--accent); }
.badge-bounced { background: var(--danger-dim); color: var(--danger); }

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

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-bright);
  font-size: 0.88rem;
  font-family: 'DM Sans', sans-serif;
  transition: border-color 0.15s;
}

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

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group .form-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 4px;
}

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

.form-error {
  color: var(--danger);
  font-size: 0.82rem;
  margin-top: 8px;
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
}

.modal-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.1rem;
}

.modal-body {
  padding: 28px;
}

.modal-footer {
  padding: 16px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ── Email Preview ── */
.email-preview {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-top: 16px;
}

.email-preview-subject {
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.email-preview-body {
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

/* ── Activity Feed ── */
.activity-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

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

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 6px;
  flex-shrink: 0;
}

.activity-text {
  font-size: 0.88rem;
}

.activity-time {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-dim);
}

.empty-state h3 {
  color: var(--text);
  margin-bottom: 8px;
}

.empty-state p {
  max-width: 400px;
  margin: 0 auto 24px;
  font-size: 0.9rem;
}

/* ── Loading ── */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ── Toast ── */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 0.88rem;
  min-width: 280px;
  max-width: 400px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  animation: slideIn 0.3s ease-out;
}

.toast-success { border-left: 3px solid var(--success); }
.toast-error { border-left: 3px solid var(--danger); }
.toast-info { border-left: 3px solid var(--info); }

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

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

.detail-field {
  margin-bottom: 4px;
}

.detail-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 3px;
}

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

.clickable-row {
  cursor: pointer;
}

.clickable-row:hover td {
  background: rgba(249, 115, 22, 0.04);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; padding: 20px 16px; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-grid { grid-template-columns: 1fr; }
}