/* 背景：白〜うっすらグレーでやわらかく */
.auth-wrap{
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 26px 14px;
  background:
    radial-gradient(900px 500px at 10% 0%, rgba(120, 140, 255, 0.10), transparent 60%),
    radial-gradient(700px 420px at 90% 10%, rgba(255, 170, 200, 0.10), transparent 60%),
    #ffffff;
}

/* 中央カード */
.auth-card{
  width: 100%;
  max-width: 920px;
  min-height: auto;
  background: rgba(255,255,255,0.86);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 18px;
  padding: 50px 20px 30px;
  box-shadow: 0 16px 55px rgba(0,0,0,0.08);

}

/* まずこれ：幅計算を崩さない */
*, *::before, *::after {
  box-sizing: border-box;
}

/* 念のため input も明示 */
.auth-form input[type="text"],
.auth-form input[type="password"],
.auth-form input[type="email"],
.auth-form input[type="number"]{
  box-sizing: border-box;
  display: block;
}


/* 見出し */
.auth-head{ margin-bottom: 18px; }
.auth-title{
  margin: 0 0 10px;
  font-size: 35px;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
  color: #111827;
}
.auth-sub{
  margin: 0;
  font-size: 50px;   
  color: rgba(17, 24, 39, 0.88)/*黒寄り */
  opacity: 0.85;            /* 薄すぎ防止 */
  line-height: 1.6;
}



/* Djangoの form.as_p を綺麗にする */
.auth-form p{ margin: 18px 0; }
.auth-form label{
  display: block;
  margin-bottom: 8px;
  font-size: 30px;
  font-weight: 700;
  color: rgba(17, 24, 39, 0.80);
}

/* 入力欄（iPhoneでズームしないように16px） */
.auth-form input[type="text"],
.auth-form input[type="password"],
.auth-form input[type="email"],
.auth-form input[type="number"]{
  width: 100%;
  padding: 22px 20px;
  font-size: 45px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.12);
  background: rgba(255,255,255,0.95);
  outline: none;
}

/* フォーカス：やわらかい輪っか */
.auth-form input:focus{
  border-color: rgba(90, 110, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(90, 110, 255, 0.12);
}

/* ボタン：優しい濃色（真っ黒より柔らかい） */
/* ボタン：投稿ページと同じ青に統一 */
.auth-btn{
  width: 100%;
  margin-top: 16px;
  padding: 18px 12px;

  border: none;
  border-radius: 999px;

  background: linear-gradient(180deg, #2563eb, #1d4ed8);
  color: #fff;

  font-size: 35px;
  font-weight: 800;
  cursor: pointer;

  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.28);
  transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
}

.auth-btn:hover{
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(37, 99, 235, 0.32);
  filter: brightness(1.02);
}

.auth-btn:active{
  transform: translateY(0px);
  filter: brightness(0.98);
}


.auth-btn:hover{ transform: translateY(-1px); }
.auth-btn:active{ transform: translateY(0px); }

/* エラーメッセージが出る場合（form.non_field_errors等） */
.auth-form .errorlist{
  list-style: none;
  padding: 12px 14px;
  margin: 12px 0;
  border-radius: 12px;
  background: rgba(255, 0, 0, 0.08);
  border: 1px solid rgba(255, 0, 0, 0.18);
  color: rgba(120, 0, 0, 0.95);
  font-size: 40px;
}
.auth-form .errorlist li{ margin: 0; }

.auth-input::placeholder{
  color: rgba(17, 24, 39, 0.35);
}