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

:root {
  --bg: #0a0a0f;
  --surface: #12121a;
  --surface-hover: #1a1a28;
  --surface-active: #22223a;
  --border: #1e1e2e;
  --border-hover: #2a2a40;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --accent-dim: rgba(99, 102, 241, 0.1);
  --green: #22c55e;
  --green-dim: rgba(34, 197, 94, 0.1);
  --red: #ef4444;
  --red-dim: rgba(239, 68, 68, 0.1);
  --yellow: #eab308;
  --yellow-dim: rgba(234, 179, 8, 0.1);
  --blue: #3b82f6;
  --blue-dim: rgba(59, 130, 246, 0.1);
  --text: #e2e2e8;
  --text-dim: #8888a0;
  --text-xdim: #555566;
  --white: #ffffff;
  --sidebar-width: 240px;
}

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

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; color: var(--white); }

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

/* ===== AUTH PAGE ===== */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
}

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

.auth-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  text-align: center;
  margin-bottom: 8px;
}
.auth-logo span { color: var(--accent); }

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

.auth-card h2 {
  font-size: 1.4rem;
  margin-bottom: 24px;
  text-align: center;
}

.auth-toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* ===== APP 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;
  bottom: 0;
  left: 0;
  z-index: 50;
}

.sidebar-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  padding: 24px 24px 8px;
  letter-spacing: -0.5px;
}
.sidebar-logo span { color: var(--accent); }

.sidebar-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-xdim);
  padding: 16px 24px 8px;
  font-weight: 600;
}

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

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s;
  text-decoration: none;
}
.sidebar-nav a:hover {
  background: var(--surface-hover);
  color: var(--text);
}
.sidebar-nav a.active {
  background: var(--accent-dim);
  color: var(--accent);
}
.sidebar-nav a .nav-icon {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

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

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  margin-bottom: 8px;
}

.sidebar-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
}

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

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

.sidebar-user-email {
  font-size: 0.7rem;
  color: var(--text-xdim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 32px 40px;
  min-height: 100vh;
}

/* ===== PAGE HEADER ===== */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 16px;
}

.page-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.page-header-sub {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 4px;
}

.page-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 16px;
  cursor: pointer;
}
.page-back:hover { color: var(--text); }

/* ===== BUTTONS ===== */
.btn {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

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

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

.btn-ghost {
  background: none;
  color: var(--text-dim);
  border-color: transparent;
  padding: 8px 12px;
}
.btn-ghost:hover { color: var(--text); background: var(--surface-hover); }

.btn-danger {
  background: var(--red-dim);
  color: var(--red);
  border-color: transparent;
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.2); }

.btn-sm {
  font-size: 0.8rem;
  padding: 6px 14px;
}

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

.btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

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

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.15s;
  outline: none;
}

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

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

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%238888a0' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 12px center;
  background-repeat: no-repeat;
  background-size: 16px;
  padding-right: 36px;
}

.form-select option {
  background: var(--surface);
  color: var(--text);
}

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

.form-error {
  font-size: 0.8rem;
  color: var(--red);
  margin-top: 4px;
}

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

/* ===== STAT CARDS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

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

.stat-card-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-card-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

/* ===== CARDS ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.card-body {
  padding: 24px;
}

.card-body-flush {
  padding: 0;
}

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

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

.data-table td {
  padding: 14px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

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

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

.data-table .td-actions {
  text-align: right;
  white-space: nowrap;
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: capitalize;
}

.badge-draft { background: var(--surface-hover); color: var(--text-dim); }
.badge-active { background: var(--green-dim); color: var(--green); }
.badge-paused { background: var(--yellow-dim); color: var(--yellow); }
.badge-completed { background: var(--blue-dim); color: var(--blue); }
.badge-new { background: var(--accent-dim); color: var(--accent); }
.badge-contacted { background: var(--blue-dim); color: var(--blue); }
.badge-replied { background: var(--green-dim); color: var(--green); }
.badge-meeting_booked { background: var(--green-dim); color: var(--green); }
.badge-not_interested { background: var(--red-dim); color: var(--red); }
.badge-sent { background: var(--blue-dim); color: var(--blue); }

/* ===== TABS ===== */
.tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.tab {
  padding: 12px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: 'DM Sans', sans-serif;
}

.tab:hover { color: var(--text); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-count {
  background: var(--surface-hover);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  margin-left: 6px;
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-dim);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--text);
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 0.9rem;
  max-width: 400px;
  margin: 0 auto 20px;
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
}

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

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

.modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ===== EMAIL PREVIEW ===== */
.email-preview {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.email-preview-to {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.email-preview-subject {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
  font-size: 0.95rem;
}

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

.email-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ===== LOADING ===== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-dim);
  gap: 10px;
}

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

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 300;
  gap: 16px;
}

.loading-overlay .spinner {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

.loading-overlay-text {
  color: var(--text);
  font-size: 0.95rem;
}

/* ===== TOAST ===== */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 20px;
  font-size: 0.85rem;
  color: var(--text);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  animation: toast-in 0.3s ease;
  max-width: 360px;
}

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

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== PROSPECT CARD ===== */
.prospect-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
  transition: border-color 0.15s;
}

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

.prospect-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.prospect-card-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--white);
  font-size: 0.95rem;
}

.prospect-card-title {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.prospect-card-company {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
}

.prospect-card-fit {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 8px;
  line-height: 1.5;
}

.prospect-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ===== CAMPAIGN CARD ===== */
.campaign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.campaign-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  cursor: pointer;
  transition: all 0.15s;
}

.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: 1.05rem;
  font-weight: 600;
}

.campaign-card-icp {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.campaign-card-stats {
  display: flex;
  gap: 20px;
}

.campaign-card-stat {
  text-align: center;
}

.campaign-card-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
}

.campaign-card-stat-label {
  font-size: 0.7rem;
  color: var(--text-xdim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== ICP CARD ===== */
.icp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.icp-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  transition: border-color 0.15s;
}

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

.icp-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.icp-card-detail {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.85rem;
}

.icp-card-detail-label {
  color: var(--text-xdim);
  min-width: 70px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.icp-card-detail-value {
  color: var(--text);
}

.icp-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ===== CAMPAIGN DETAIL INFO ===== */
.campaign-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.campaign-info-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}

.campaign-info-label {
  font-size: 0.7rem;
  color: var(--text-xdim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.2s;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
    padding: 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .campaign-grid, .icp-grid {
    grid-template-columns: 1fr;
  }
  .auth-card {
    padding: 32px 24px;
  }
}