:root {
  --bg-dark: #0a0a0f;
  --bg-card: rgba(20, 20, 35, 0.8);
  --primary: #6366f1;
  --primary-light: #818cf8;
  --secondary: #22d3ee;
  --text: #f1f5f9;
  --text-muted: rgba(241, 245, 249, 0.6);
  --border: rgba(99, 102, 241, 0.2);
  --glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

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

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

/* Stars background */
.stars {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  pointer-events: none;
  background:
    radial-gradient(2px 2px at 20px 30px, white, transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 90px 40px, white, transparent),
    radial-gradient(2px 2px at 160px 120px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 230px 80px, white, transparent),
    radial-gradient(2px 2px at 300px 150px, rgba(255,255,255,0.7), transparent);
  background-size: 350px 200px;
  animation: stars 100s linear infinite;
  opacity: 0.5;
}

@keyframes stars {
  from { background-position: 0 0; }
  to { background-position: 350px 200px; }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

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

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.logo-icon {
  font-size: 3rem;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
  font-weight: 600;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary-light);
}

/* Plotrings Preview */
.plotrings-preview {
  padding: 4rem 0;
}

.plotrings-preview h2 {
  font-family: 'Space Grotesk', sans-serif;
  text-align: center;
  font-size: 2rem;
  margin-bottom: 2rem;
}

.plotrings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.plotring-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.plotring-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.plotring-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.plotring-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.plotring-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 3rem;
  width: 100%;
  max-width: 420px;
  backdrop-filter: blur(10px);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  margin-top: 1rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-group input {
  width: 100%;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 1rem;
  transition: border-color 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
}

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

.auth-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: 1rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.auth-footer a {
  color: var(--primary-light);
  text-decoration: none;
}

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

.error-message {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  display: none;
}

.error-message.show {
  display: block;
}

/* Remember me checkbox */
.remember-group {
  margin-bottom: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

/* Password strength indicator */
.password-strength {
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  margin-top: 0.5rem;
  overflow: hidden;
}

.strength-bar {
  height: 100%;
  width: 0;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.strength-text {
  font-size: 0.75rem;
  margin-top: 0.25rem;
  min-height: 1rem;
}

/* Stats cards */
.stats-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.stat-icon {
  font-size: 1.5rem;
}

.stat-info .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
}

.stat-info .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Last login info */
.last-login {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Keyboard shortcuts hint */
.keyboard-hints {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  z-index: 50;
}

.keyboard-hints kbd {
  background: rgba(255,255,255,0.1);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin: 0 0.15rem;
}

/* Dashboard */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-avatar {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.user-name {
  font-weight: 600;
}

.user-email {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-logout {
  padding: 0.5rem 1.25rem;
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s;
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.3);
}

.dashboard-content {
  padding: 3rem 2rem;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.plotrings-dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.plotring-link {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.plotring-link:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.plotring-link .plotring-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.plotring-link h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.plotring-link p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.plotring-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--secondary);
}

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

/* Mobile */
@media (max-width: 640px) {
  .cta-buttons {
    flex-direction: column;
  }

  .dashboard-header {
    flex-direction: column;
    gap: 1rem;
  }
}