/* ============================================
   Note Chord SoulCiety — Auth Page Styles
   Login / Register / Pending screens
   ============================================ */

.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

/* Background music note pattern */
.auth-wrapper::before {
  content: '♪ ♫ ♬ ♩ ♭ ♮ ♯';
  position: absolute;
  font-size: 200px;
  color: var(--border-secondary);
  opacity: 0.15;
  transform: rotate(-15deg);
  white-space: nowrap;
  top: -40px;
  left: -60px;
  pointer-events: none;
  user-select: none;
}

.auth-container {
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
}

.auth-logo {
  text-align: center;
  margin-bottom: 36px;
}

.auth-logo-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--accent), #a855f7);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  box-shadow: 0 8px 32px rgba(88, 166, 255, 0.25);
}

.auth-logo h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 4px;
  letter-spacing: -0.5px;
}

.auth-logo p {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0;
}

.auth-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.auth-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 28px;
}

.auth-tab {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  transition: all var(--transition-fast);
}

.auth-tab:hover {
  color: var(--text-primary);
}

.auth-tab.active {
  background: var(--accent);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.auth-form {
  display: none;
}

.auth-form.active {
  display: block;
  animation: fadeSlideUp 0.3s ease;
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 15px;
  font-family: var(--font-sans);
  outline: none;
  box-sizing: border-box;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

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

.form-error {
  color: var(--danger);
  font-size: 12px;
  margin-top: 6px;
  display: none;
}

.form-error.visible {
  display: block;
  animation: fadeSlideUp 0.2s ease;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #6366f1);
  color: #ffffff;
  width: 100%;
  padding: 14px;
  font-size: 16px;
  box-shadow: 0 4px 16px rgba(88, 166, 255, 0.2);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(88, 166, 255, 0.35);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn.loading .btn-text {
  opacity: 0;
}

.btn.loading .btn-spinner {
  display: block;
  position: absolute;
}

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

/* Pending / Success message */
.auth-message {
  text-align: center;
  padding: 40px 20px;
  display: none;
}

.auth-message.visible {
  display: block;
  animation: fadeSlideUp 0.3s ease;
}

.auth-message-icon {
  font-size: 56px;
  margin-bottom: 16px;
}

.auth-message h3 {
  color: var(--text-primary);
  font-size: 20px;
  margin: 0 0 8px;
}

.auth-message p {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0 0 24px;
  line-height: 1.6;
}

.auth-message .btn-link {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 14px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 600;
  text-decoration: underline;
}

/* Theme toggle on auth page */
.auth-theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 100;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition-fast);
}

.auth-theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--accent);
  background: var(--accent-bg);
}

/* Responsive */
@media (max-width: 480px) {
  .auth-card {
    padding: 24px 20px;
  }

  .auth-logo-icon {
    width: 60px;
    height: 60px;
    font-size: 30px;
  }

  .auth-logo h1 {
    font-size: 20px;
  }
}