/* Viktor Dark Theme */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a24;
  --bg-card: #16161f;
  --border-color: #2a2a3a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;
  --gradient-start: #6366f1;
  --gradient-end: #8b5cf6;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-hover);
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

/* Auth Section */
.auth-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-photo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
}

.user-name {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.user-email {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--bg-card);
  border-color: var(--accent);
}

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

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

.btn-google {
  background: white;
  color: #333;
  border: 1px solid #ddd;
}

.btn-google:hover {
  background: #f5f5f5;
}

.btn-google svg {
  width: 18px;
  height: 18px;
}

/* Main Content */
.main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 2rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.2s;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Grid */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Section */
.section {
  margin-bottom: 3rem;
}

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

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
}

/* Status Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--success);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.badge-muted {
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Hidden */
.hidden {
  display: none !important;
}

/* Footer */
.footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
}

/* Responsive */
@media (max-width: 768px) {
  .header {
    padding: 1rem;
  }

  .nav {
    display: none;
  }

  .hero-title {
    font-size: 2rem;
  }

  .main {
    padding: 1rem;
  }
}