.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100vh;
}

.login-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: clamp(220px, 40%, 600px); 
  /* padding: 20px; */
  margin: auto;
  border: 1px solid var(--boy-girl-border);
  border-radius: 30px;
  box-shadow: 
    0 15px 35px rgba(0,0,0,0.35),
    inset 0 0 10px rgba(255,255,255,0.3);
}

.login-header {
  margin-top: 20px;
  font-size: 1.5rem;
  font-weight: bold;
}

#add_member_info {
  width: 90%;
  margin: 0 auto;
  padding: 10px;
}

.login-form-errors {
  color: #ff3333;
  letter-spacing: 1px;
  font-weight: bold;
  margin: 20px auto 0 auto;
  padding: 5px 0 0 0;
  width: 90%;
}

.login-form-errors ul {
  list-style-type: none;
  margin: 0;
}

.login-form-errors ul li::marker {
  content: "😟 ";
}

.login-form {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.login-label-input-block {
  width: 90%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  padding: 10px;
}

.login-label-input-horizontal-block {
  width: 90%;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  padding: 10px;
}

.signup-label-row {
  display: flex;
  justify-content: space-between;
  width: 100%;
  align-items: center;
}

.login-label-input-block label,
.login-label-input-horizontal-block label,
.signup-label-row label {
  padding-bottom: 7px;
  font-weight: bold;
  font-size: 1.2rem;
}

#editor_checkbox {
  width: 20px;
  height: 20px;
  cursor: pointer;
  margin: 0 0 7px 7px;
}

.signup-hint-holder {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  padding-bottom: 7px;
}

.info-icon {
  width: 22px;
  height: 22px;
  cursor: pointer;
  padding: 0;
  border: #ddd solid 1px;
  border-radius: 50%;
}

.signup-hint-text {
  visibility: hidden;
  opacity: 0;

  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);

  background-color: #2e3997;
  color: #ddd;
  border: 1px solid #ddd;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 14px;
  white-space: nowrap;

  transition: opacity 0.2s ease;
  z-index: 9999;                    /* above overlay */
  pointer-events: none;
}

.login-label-input-block input {
  height: 30px;
  font-size: 1.2rem;
  color: blue;
}

.login-submit-container {
  width: 100%;
  /* padding: 10px; */
  margin: 10px auto;
  display: flex;
  justify-content: center;
  gap: 20px;
  align-items: center;
}

.login-submit-container button {
  position: relative;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin: 20px 0 30px 0;
  width: 160px;
  padding: 12px 36px;
  color: white;
  background: rgba(255, 255, 255, 0.18);
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 20px; 
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  cursor: pointer;
  overflow: hidden;
  box-shadow:
      0 15px 35px rgba(0,0,0,0.35),
      inset 0 0 20px rgba(255,255,255,0.25);
  transition:
      transform 0.3s ease,
      box-shadow 0.3s ease;
}

/* Liquid highlight */
.login-submit-container button::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
      radial-gradient(
          circle at 30% 30%,
          rgba(27, 98, 165, 0.75),
          transparent 40%
      );
  opacity: 0.45;
  filter: blur(8px);
  animation: liquidFlow 7s linear infinite;
}

.login-submit-container button::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
      linear-gradient(
          120deg,
          transparent 35%,
          rgba(255,255,255,0.35) 50%,
          transparent 65%
      );
  transform: translateX(-120%);
  transition: transform 0.6s ease;
  mix-blend-mode: overlay;
}

.login-submit-container button:hover {
  transform: translateY(-3px);
  box-shadow:
    0 22px 45px rgba(0,0,0,0.45),
    inset 0 0 25px rgba(255,255,255,0.3);
}

.login-submit-container button:hover::after {
  transform: translateX(120%);
}

.login-submit-container button:active {
  transform: translateY(0);
  box-shadow:
    0 10px 25px rgba(0,0,0,0.4),
    inset 0 0 30px rgba(255,255,255,0.35);
}

@keyframes liquidFlow {
  0% { transform: translate(-10%, -10%) rotate(0deg); }
  50% { transform: translate(10%, 10%) rotate(180deg); }
  100% { transform: translate(-10%, -10%) rotate(360deg); }
}

.login-question{
  margin: 20px auto;
}

/* Tooltip arrow */
.signup-hint-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}

/* Show tooltip on hover */
.signup-hint-holder:hover .signup-hint-text {
    visibility: visible;
    opacity: 1;
}



/* ===== Responsive design ===== */

/* <576px: phones */
@media (max-width: 575.98px){
  .login-question{
    margin: 20px;
  }
  .login-submit-container button {
    width: 145px;
    font-size: 1rem;
  }
}


/* 576–767.98: small devices */
@media (min-width: 576px) and (max-width: 767.98px) {}


/* 768–991.98: tablets */
@media (min-width: 768px) and (max-width: 991.98px) {}

/* 992–1199.98: laptops */
@media (min-width: 992px) and (max-width: 1199.98px) {}