/* 背景（ナゴヤドーム） */
body {
    margin: 0;
    font-family: "Yu Gothic", "Noto Sans JP", sans-serif;

    background:
        linear-gradient(
            rgba(255,255,255,0.75),
            rgba(255,255,255,0.75)
        ),
        url("assets/nagoya_dome.jpg");

    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* 中日ドラゴンズ（青グラデ） */
.dragons-title-wrap {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 20px;
}

.dragons-title {
    font-size: 42px;
    font-weight: bold;
    letter-spacing: 4px;
    background: linear-gradient(90deg, #003087, #0055c5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 12px rgba(0,48,135,0.3);
}

/* 光るスローガン */
.team-slogan {
    text-align: center;
    margin-bottom: 40px;
}

.team-slogan p {
    font-size: 32px;
    font-weight: bold;
    color: #003087;
    margin: 0;
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(0,48,135,0.4);
    animation: sloganGlow 2.5s ease-in-out infinite alternate;
}

.team-slogan span {
    font-size: 14px;
    color: #0055c5;
    letter-spacing: 3px;
    display: block;
    margin-top: 6px;
}

@keyframes sloganGlow {
    0% {
        text-shadow: 0 0 6px rgba(0,48,135,0.3);
        opacity: 0.8;
    }
    100% {
        text-shadow: 0 0 16px rgba(0,48,135,0.8);
        opacity: 1;
    }
}

/* ログイン画面中央配置 */
.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ログインボックス（最初から表示） */
.login-box {
    background: rgba(255,255,255,0.9);
    padding: 35px 40px;
    border-radius: 12px;
    width: 320px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.25);
    border-left: 6px solid #003087;

    /* スクロール演出を削除し、最初から表示 */
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 25px;
    color: #003087;
}

/* フォーム */
.login-box input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 6px;
    border: 1px solid #aaa;
    font-size: 15px;
}

.login-box button {
    width: 100%;
    padding: 12px;
    background: #003087;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.2s;
}

.login-box button:hover {
    opacity: 0.85;
}

/* エラー表示 */
.error {
    background: #ffdddd;
    color: #c00;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    text-align: center;
    font-size: 14px;
}

/* 著作権表記 */
.footer-copy {
    text-align: center;
    font-size: 11px;
    color: #555;
    margin-top: 60px;
    margin-bottom: 20px;
    opacity: 0.7;
}