.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary) 0%, #1a5cc8 50%, #0d4aad 100%);
  background-size: 300% 300%;
  animation: gradientMove 8s ease infinite;
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.15) 1.5px, transparent 1.5px),
    radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 50px 50px, 25px 25px;
  background-position: 0 0, 12px 12px;
  pointer-events: none;
  animation: textureScroll 20s linear infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 0%; }
  33% { background-position: 100% 0%; }
  66% { background-position: 100% 100%; }
  100% { background-position: 0% 0%; }
}

@keyframes textureScroll {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(-50px, -50px) rotate(0deg); }
}

.login-card {
  width: 420px;
  padding: 40px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
}

.login-card .login-logo {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: #fff;
  font-size: 28px;
}

.login-card .login-title {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.login-card .login-subtitle {
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.login-card .login-error {
  display: none;
  margin-bottom: 16px;
  padding: 10px 16px;
  background: var(--danger-bg);
  border: 1px solid #ffa39e;
  border-radius: var(--radius-md);
  color: var(--danger);
  font-size: 13px;
}

.login-card .login-error.show {
  display: block;
}

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

.login-card .form-label {
  display: block;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
  font-size: 14px;
}

.login-card .form-control {
  height: 44px;
  font-size: 14px;
  padding-left: 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: all 0.2s;
  background: var(--bg-gray);
}

.login-card .form-control:focus {
  background: var(--bg-container);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}

.login-card .login-btn {
  width: 100%;
  height: 44px;
  font-size: 15px;
  font-weight: 600;
  margin-top: 8px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  border: none;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 2px;
}

.login-card .login-btn:hover {
  opacity: 0.9;
  box-shadow: 0 4px 12px rgba(22, 119, 255, 0.3);
}

.login-card .login-btn:active {
  transform: scale(0.98);
}

.login-card .login-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.login-card .login-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 12px;
  color: var(--text-tertiary);
}

@media (max-width: 575px) {
  .login-card {
    width: calc(100% - 32px);
    max-width: 420px;
    padding: 24px 20px;
  }
}