/* ============================================
   Login Page Styles
   ============================================ */

.login-wrapper {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
  z-index: 9999;
}

.login-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 191, 165, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(38, 198, 218, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(0, 191, 165, 0.05) 0%, transparent 45%);
  pointer-events: none;
}

/* Floating particles effect */
.login-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.login-particles span {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-round);
  opacity: 0;
  animation: floatParticle 8s infinite;
}

.login-particles span:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 6s; }
.login-particles span:nth-child(2) { left: 25%; animation-delay: 1.5s; animation-duration: 8s; }
.login-particles span:nth-child(3) { left: 40%; animation-delay: 3s; animation-duration: 7s; }
.login-particles span:nth-child(4) { left: 55%; animation-delay: 0.5s; animation-duration: 9s; }
.login-particles span:nth-child(5) { left: 70%; animation-delay: 2s; animation-duration: 6.5s; }
.login-particles span:nth-child(6) { left: 85%; animation-delay: 4s; animation-duration: 7.5s; }

@keyframes floatParticle {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.4; }
  90% { opacity: 0.1; }
  100% { transform: translateY(-100vh) scale(1.5); opacity: 0; }
}

.login-card {
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xxxl) var(--spacing-xxl);
  width: 100%;
  max-width: 400px;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-logo {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}

.login-logo-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: white;
  box-shadow: 0 4px 16px rgba(0, 191, 165, 0.3);
}

.login-logo h1 {
  color: var(--color-text-primary);
  font-size: var(--font-size-xxl);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.5px;
}

.login-logo h1 span {
  color: var(--color-primary);
}

.login-logo p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.login-input-group {
  position: relative;
}

.login-input-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.login-input-group input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  padding-left: 42px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
  transition: all var(--transition-fast);
}

.login-input-group input:focus {
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px var(--color-primary-alpha-10);
}

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

.login-input-group .input-icon {
  position: absolute;
  left: var(--spacing-md);
  bottom: 11px;
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  pointer-events: none;
  transition: color var(--transition-fast);
}

.login-input-group input:focus ~ .input-icon,
.login-input-group input:focus + .input-icon {
  color: var(--color-primary);
}

.login-btn {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.login-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 191, 165, 0.4);
}

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

.login-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.login-error {
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(239, 83, 80, 0.1);
  border: 1px solid rgba(239, 83, 80, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  display: none;
  align-items: center;
  gap: var(--spacing-sm);
  animation: shake 0.4s ease;
}

.login-error.visible {
  display: flex;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.login-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* --- Login Responsive --- */
@media (max-width: 480px) {
  .login-card {
    margin: var(--spacing-md);
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .login-logo-icon {
    width: 48px;
    height: 48px;
    font-size: 24px;
  }

  .login-logo h1 {
    font-size: var(--font-size-xl);
  }
}