/* ── Outpace Design System ─────────────────────────────────────── */
:root {
  --bg-primary: #06080d;
  --bg-secondary: #0c1018;
  --bg-card: #111824;
  --bg-input: #0d1117;
  --text-primary: #e8ecf4;
  --text-secondary: #8892a4;
  --text-muted: #555d6e;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --accent-bright: #60a5fa;
  --green: #34d399;
  --green-glow: rgba(52, 211, 153, 0.15);
  --orange: #fb923c;
  --orange-glow: rgba(251, 146, 60, 0.15);
  --red: #f87171;
  --red-glow: rgba(248, 113, 113, 0.15);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(59, 130, 246, 0.25);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
}

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

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

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; }

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

#app { position: relative; z-index: 1; }

/* ── Navbar ─────────────────────────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(6, 8, 13, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-user {
  font-size: 13px;
  color: var(--text-secondary);
}

.nav-btn {
  font-size: 13px;
  color: var(--text-secondary);
  background: none;
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
}

.nav-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ── Layout ─────────────────────────────────────────────────────── */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 32px;
}

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

.page-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ── Auth Page ──────────────────────────────────────────────────── */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

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

.auth-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.auth-card .subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.auth-toggle {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 24px;
}

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

.auth-toggle a:hover { text-decoration: underline; }

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

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

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

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

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
  background: #4f8ef7;
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover:not(:disabled) {
  border-color: var(--border-hover);
}

.btn-green {
  background: var(--green);
  color: #06080d;
}

.btn-green:hover:not(:disabled) {
  background: #4ee3ab;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 12px;
}

.btn-ghost {
  background: none;
  color: var(--text-secondary);
  padding: 6px 12px;
}

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

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

.btn-danger:hover:not(:disabled) {
  background: rgba(248, 113, 113, 0.2);
}

/* ── Stats Grid ─────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

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

.stat-card .stat-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 32px;
  font-weight: 700;
}

.stat-card .stat-value.blue { color: var(--accent-bright); }
.stat-card .stat-value.green { color: var(--green); }
.stat-card .stat-value.orange { color: var(--orange); }

/* ── Campaign Cards ─────────────────────────────────────────────── */
.campaign-grid {
  display: grid;
  gap: 16px;
}

.campaign-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all 0.2s;
}

.campaign-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.campaign-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.campaign-card h3 {
  font-size: 18px;
  font-weight: 600;
}

.campaign-card .campaign-industry {
  font-size: 12px;
  color: var(--accent-bright);
  background: var(--accent-glow);
  padding: 3px 10px;
  border-radius: 100px;
}

.campaign-card .campaign-meta {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--text-secondary);
}

.campaign-card .campaign-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Campaign Detail ────────────────────────────────────────────── */
.campaign-info {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 32px;
}

.campaign-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.campaign-info-item {
  font-size: 13px;
}

.campaign-info-item .label {
  color: var(--text-muted);
  margin-bottom: 2px;
}

.campaign-info-item .value {
  color: var(--text-primary);
}

/* ── Section ────────────────────────────────────────────────────── */
.section {
  margin-bottom: 40px;
}

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

.section-title {
  font-size: 18px;
  font-weight: 600;
}

.section-badge {
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  padding: 3px 10px;
  border-radius: 100px;
}

/* ── Prospect Table ─────────────────────────────────────────────── */
.prospect-table {
  width: 100%;
  border-collapse: collapse;
}

.prospect-table th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 500;
}

.prospect-table td {
  padding: 14px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

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

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

.prospect-table .company-cell {
  color: var(--accent-bright);
}

.prospect-table .research-cell {
  font-size: 13px;
  color: var(--text-secondary);
  max-width: 300px;
}

/* ── Email Cards ────────────────────────────────────────────────── */
.email-list {
  display: grid;
  gap: 12px;
}

.email-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: border-color 0.2s;
}

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

.email-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.email-card .to-info {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.email-card .subject-line {
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
}

.email-card .email-body {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  white-space: pre-line;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.email-card .email-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.status-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 100px;
}

.status-badge.draft {
  background: var(--accent-glow);
  color: var(--accent-bright);
}

.status-badge.sent {
  background: var(--green-glow);
  color: var(--green);
}

/* ── Loading & Empty States ─────────────────────────────────────── */
.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.loading .spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

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

.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* ── Toast Notifications ────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 14px;
  color: var(--text-primary);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast.success { border-color: rgba(52, 211, 153, 0.3); }
.toast.error { border-color: rgba(248, 113, 113, 0.3); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ── Back Button ────────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  margin-bottom: 20px;
  transition: color 0.2s;
}

.back-link:hover { color: var(--text-primary); }

/* ── Alert ──────────────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 20px;
}

.alert-error {
  background: var(--red-glow);
  color: var(--red);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.alert-info {
  background: var(--accent-glow);
  color: var(--accent-bright);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .page { padding: 24px 16px; }
  .navbar { padding: 12px 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .campaign-info-grid { grid-template-columns: 1fr; }
  .auth-card { padding: 32px 24px; }
  .page-header { flex-direction: column; gap: 16px; align-items: flex-start; }
}

/* ── Progress indicator ─────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin: 16px 0;
}

.progress-bar .fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--green));
  border-radius: 2px;
  transition: width 0.5s ease;
}

/* ── Edit modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(4px);
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 100%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

.modal h3 {
  font-size: 20px;
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}