:root {
  --bg: #0b0f14;
  --card: #131a22;
  --text: #e6edf3;
  --muted: #9aa7b2;
  --accent: #7dd3fc;
  --accent-2: #22d3ee;
  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;
  --border: #1f2a37;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Noto Sans", "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: linear-gradient(180deg, var(--bg), #0f1720);
  color: var(--text);
  min-height: 100vh;
}

/* Loading Screen */
.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Auth Forms */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.auth-card {
  background: linear-gradient(180deg, var(--card), #0f1620);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}

.auth-card h1 {
  text-align: center;
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.auth-card p {
  text-align: center;
  color: var(--muted);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(125, 211, 252, 0.1);
}

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

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: var(--bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(125, 211, 252, 0.3);
}

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

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

.btn:active {
  transform: translateY(0);
}

.auth-toggle {
  text-align: center;
  margin-top: 2rem;
}

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

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

.demo-credentials {
  background: rgba(125, 211, 252, 0.1);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 1rem;
  margin-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
}

/* Dashboard Layout */
.dashboard-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.header-content h1 {
  margin: 0;
  font-size: 1.5rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.dashboard-nav {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0;
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  overflow-x: auto;
}

.nav-item {
  padding: 1rem 1.5rem;
  text-decoration: none;
  color: var(--muted);
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
}

.nav-item:hover,
.nav-item.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.dashboard-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.section {
  display: none;
}

.section.active {
  display: block;
}

.section h2 {
  margin-bottom: 2rem;
  font-size: 1.75rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.stat-card {
  background: linear-gradient(180deg, var(--card), #0f1620);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Welcome Section */
.welcome-section {
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.1), rgba(34, 211, 238, 0.1));
  border: 1px solid var(--accent);
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.welcome-section h3 {
  margin-top: 0;
  color: var(--accent);
}

.action-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.action-card {
  background: rgba(19, 26, 34, 0.8);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.action-card h4 {
  margin-top: 0;
  color: var(--text);
}

.action-card p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

/* Templates Grid */
.templates-filters {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: center;
}

.templates-filters select {
  padding: 0.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

.templates-filters label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
}

.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.template-card {
  background: linear-gradient(180deg, var(--card), #0f1620);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: transform 0.2s;
}

.template-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

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

.template-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0;
  flex: 1;
}

.template-badge {
  background: var(--accent);
  color: var(--bg);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  margin-left: 1rem;
}

.template-description {
  color: var(--muted);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.template-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.template-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

/* Section Header */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

/* Lists */
.workflows-list,
.credentials-list {
  display: grid;
  gap: 1rem;
}

.list-item {
  background: linear-gradient(180deg, var(--card), #0f1620);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.list-item-content {
  flex: 1;
}

.list-item-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

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

.list-item-actions {
  display: flex;
  gap: 0.5rem;
}

.list-empty {
  text-align: center;
  padding: 3rem;
  color: var(--muted);
}

/* Instructions */
.instructions-content {
  display: grid;
  gap: 2rem;
}

.instruction-card {
  background: linear-gradient(180deg, var(--card), #0f1620);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}

.instruction-card h3 {
  color: var(--accent);
  margin-top: 0;
}

.instruction-card ol {
  padding-left: 1.5rem;
}

.instruction-card li {
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

.instruction-card code {
  background: var(--bg);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.9rem;
}

.instruction-card a {
  color: var(--accent);
  text-decoration: none;
}

.instruction-card a:hover {
  text-decoration: underline;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
}

.modal-content {
  background: linear-gradient(180deg, var(--card), #0f1620);
  margin: 5% auto;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 90%;
  max-width: 500px;
  position: relative;
}

.close {
  color: var(--muted);
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}

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

.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
  .header-content {
    padding: 0 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .dashboard-main {
    padding: 1rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .action-cards {
    grid-template-columns: 1fr;
  }

  .templates-grid {
    grid-template-columns: 1fr;
  }

  .modal-content {
    margin: 10% 1rem;
    width: auto;
  }
}

/* Success/Error Messages */
.message {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.message.success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid var(--success);
  color: var(--success);
}

.message.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--error);
  color: var(--error);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }