/* ===============================
   ±âº» ¸®¼Â
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
  font-family: 'Poppins', sans-serif;
}

/* ===============================
   body
================================ */
body {
  min-height: 100vh;
  overflow: hidden;
}

/* ===============================
   ¸µÅ©
================================ */
a {
  color: #000;
  text-decoration: none;
  transition: 0.3s;
}
a:hover {
  text-decoration: underline;
}

/* ===============================
   ·Î±×ÀÎ ¿À¹ö·¹ÀÌ
================================ */
.login-overlay {
  position: fixed;
  inset: 0;
  background: transparent;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

/* ===============================
   ·Î±×ÀÎ ¹Ú½º
================================ */
.wrapper {
  position: relative;
  width: 430px;
  height: 500px;
  background: #fff;
  border: 1px solid #0d1835;
  border-radius: 15px;
  box-shadow: 0 8px 15px rgba(0,0,0,0.1);
  overflow: hidden;
  padding: 120px 32px 64px;

  /* ?? transformÀº stacking context »ý¼º */
  transform: scale(1.4);
  z-index: 1;
}

/* ===============================
   Çì´õ
================================ */
.form-header {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  width: 140px;
  height: 70px;
  background: #0d1835;
  border-radius: 0 0 20px 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.form-header::before,
.form-header::after {
  content: '';
  position: absolute;
  top: -1px;
  width: 30px;
  height: 30px;
}

.form-header::before {
  left: -30px;
  border-top-right-radius: 50%;
  box-shadow: 15px 0 0 #0d1835;
}

.form-header::after {
  right: -30px;
  border-top-left-radius: 50%;
  box-shadow: -15px 0 0 #0d1835;
}

/* ===============================
   ŸÀÌƲ
================================ */
.title-login {
  font-size: 24px;
  color: #fff;
}

/* ===============================
   Æû
================================ */
.login-form {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 85%;
}

/* ===============================
   ÀÔ·Â
================================ */
.input-box {
  position: relative;
  margin: 20px 0;
}

.input-field {
  width: 100%;
  height: 55px;
  padding: 0 20px;
  border: 1px solid #e3e4e6;
  border-radius: 30px;
  font-size: 16px;
}

.input-field:focus {
  border-color: #0d1835;
}

.label {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: #525253;
  transition: 0.3s;
  pointer-events: none;
}

.input-field:focus ~ .label,
.input-field:valid ~ .label {
  top: 0;
  background: #fff;
  padding: 0 10px;
  font-size: 14px;
}

.icon {
  position: absolute;
  top: 50%;
  right: 25px;
  transform: translateY(-50%);
  color: #0d1835;
  pointer-events: none;
}

/* ===============================
   ¹öÆ°
================================ */
.btn-submit {
  width: 100%;
  height: 50px;
  background: #0d1835;
  color: #fff;
  border-radius: 30px;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

/* ===============================
   ?? ·Î±×ÀÎ ¿À·ù Æ˾÷ (ÃÖ»óÀ§)
================================ */
.login-alert-overlay {
  position: fixed;            /* ?? ÇÙ½É */
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 99999;             /* ?? wrapperº¸´Ù ¹«Á¶°Ç À§ */
}

.login-alert-box {
  background: #fff;
  padding: 25px 30px;
  border-radius: 12px;
  width: 320px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.35);
}

.login-alert-msg {
  font-size: 15px;
  margin-bottom: 20px;
  color: #333;
  line-height: 1.5;
}

.login-alert-btn {
  display: inline-block;
  padding: 8px 18px;
  background: #0d1835;
  color: #fff;
  border-radius: 20px;
  font-size: 14px;
}
.switch-form {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}