body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(45deg, #333 0%, #fff 30%, #ffcccc 50%, #ff4d4d 75%, #e60012 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  color: #fff;
}

.container {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  overflow: hidden;
  width: 850px;
  max-width: 95%;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.branding {
  flex: 1;
  background: rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  text-align: center;
}

.branding .logo {
  width: 120px;
  margin-bottom: 20px;
}

.form-box {
  flex: 1.2;
  background: rgba(255,255,255,0.15);
  padding: 40px;
  border-radius: 0 20px 20px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.form-header {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.role-btn {
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  padding: 8px 20px;
  border-radius: 20px;
  margin: 0 5px;
  cursor: pointer;
  transition: 0.3s;
}

.role-btn.active,
.role-btn:hover {
  background: #ff2d2d;
  border-color: #ff2d2d;
}

.login-title {
  text-align: center;
  margin-bottom: 25px;
  color: #fff;
}

.form {
  display: none;
  min-height: 420px;
}
.form.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
  animation: fadeIn 0.4s ease;
}

.input-group {
  margin-bottom: 15px;
  color: #595959;
}
.input-group label {
  display: block;
  font-size: 14px;
  margin-bottom: 5px;
}

.input-group input,
.phone-input input,
.password-wrapper input {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  outline: none;
  font-size: 15px;
  box-sizing: border-box;
}

.options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  font-size: 14px;
  color: #595959;
}
.options a {
  color: #595959;
  text-decoration: none;
}

.btn {
  width: 100%;
  padding: 12px;
  background: #ff2d2d;
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  transition: 0.3s;
}
.btn:hover {
  background: #e62222;
}

.toggle-link {
  text-align: center;
  margin-top: 15px;
  font-size: 14px;
  color: #595959;
}
.toggle-link span {
  cursor: pointer;
  font-weight: bold;
}
.toggle-link span:hover {
  color: #e62222;
}

.phone-input {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
}
.phone-input .prefix {
  padding: 12px;
  background: #eee;
  color: #333;
  font-size: 15px;
  border-right: 1px solid #ddd;
  white-space: nowrap;
}
.phone-input input {
  flex: 1;
  border-radius: 0 10px 10px 0;
}

.password-wrapper {
  position: relative;
  width: 100%;
}
.password-wrapper input {
  padding-right: 44px;
}
.toggle-password {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
.toggle-password img {
  width: 20px;
  height: 20px;
}

.error-message {
  color: #e62222;
  font-size: 13px;
  margin-top: 4px;
  display: none;
}
.error-message.active {
  display: block;
}

.error-messages {
  background: rgba(0, 123, 255, 0.1);
  border: 1px solid #007bff;
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 20px;
  color: #007bff;
}

.error-messages ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.error-messages li {
  margin-bottom: 5px;
}

@keyframes fadeIn {
  from {opacity:0; transform: translateY(10px);}
  to {opacity:1; transform: translateY(0);}
}

@media (max-width: 768px) {
  .container {
    flex-direction: column;
    width: 95%;
  }
  .branding {
    border-radius: 20px 20px 0 0;
  }
  .form-box {
    border-radius: 0 0 20px 20px;
  }
}