/* 共通スタイル */
body {
    background: #fff;
    color: #222;
    font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
}

.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(142,36,170,0.07);
}

.login-container h1 {
    margin-bottom: 30px;
    font-size: 2rem;
    color: #8e24aa;
    font-weight: 700;
}

form {
    width: 100%;
    max-width: 300px;
}

input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1.5px solid #f3e5f5;
    border-radius: 6px;
    font-size: 1rem;
    background: #faf6fd;
    color: #222;
    transition: border 0.2s;
}
input[type="password"]:focus {
    border-color: #8e24aa;
    outline: none;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #8e24aa;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    box-shadow: 0 2px 8px rgba(142,36,170,0.08);
}
button:hover {
    background-color: #6a1b9a;
}

.admin-button {
    background-color: #b39ddb;
    color: #6a1b9a;
}
.admin-button:hover {
    background-color: #8e24aa;
    color: #fff;
}