/* ログイン画面専用のスタイル */

/* 基本レイアウト */
.login-body {
    background: #ffffff;
    min-height: 100vh;
    font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Arial", "Yu Gothic", "Meiryo", sans-serif;
    padding-top: 5vh;
}

/* ブランディングエリアは削除 */

/* ログインコンテナ */
.login-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 1px solid #e9ecef;
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    margin: 2rem auto;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

/* ログインヘッダー */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    margin-bottom: 1.5rem;
}

.login-logo i {
    font-size: 3.5rem;
    color: #3498db;
    margin-bottom: 0.75rem;
    display: block;
    text-shadow: 0 2px 4px rgba(52, 152, 219, 0.3);
}

.login-logo h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0.25rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.branding-subtitle {
    font-size: 1rem;
    color: #6c757d;
    margin-bottom: 0;
    font-weight: 500;
}

.login-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: #7f8c8d;
    font-size: 1rem;
    margin-bottom: 0;
}

/* ログインフォーム */
.login-form {
    margin-bottom: 2rem;
}

.login-form .form-label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.login-form .form-label i {
    margin-right: 0.5rem;
    color: #3498db;
}

.login-form .form-control {
    border: 2px solid #ecf0f1;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #f8f9fa;
}

.login-form .form-control:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
    background-color: white;
}

.login-form .form-control.is-invalid {
    border-color: #e74c3c;
    background-color: #fdf2f2;
}

.login-form .form-control.is-valid {
    border-color: #2ecc71;
    background-color: #f0f9f0;
}

/* パスワード入力グループ */
.password-input-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: none;
    color: #7f8c8d;
    padding: 0.5rem;
    border-radius: 5px;
    transition: color 0.3s ease;
}

.password-toggle:hover,
.password-toggle:active,
.password-toggle:focus {
    background: none !important;
    color: #7f8c8d !important;
    box-shadow: none !important;
    outline: none !important;
}

.password-toggle:focus {
    box-shadow: none;
    outline: none;
}

/* チェックボックス */
.form-check-input {
    border: 2px solid #ecf0f1;
    border-radius: 4px;
    width: 1.2rem;
    height: 1.2rem;
    margin-top: 0.1rem;
}

.form-check-input:checked {
    background-color: #3498db;
    border-color: #3498db;
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

.form-check-label {
    color: #2c3e50;
    font-weight: 500;
    margin-left: 0.5rem;
}

/* ログインボタン */
.login-btn {
    background: #2c3e50;
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    background: #1a252f;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(44, 62, 80, 0.3);
}

.login-btn:active {
    transform: translateY(0);
}

.login-btn:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* リンク */
.text-decoration-none {
    color: #3498db;
    font-weight: 500;
    transition: color 0.3s ease;
}

.text-decoration-none:hover {
    color: #2980b9;
}

/* デモアカウントセクションは削除 */

/* システム情報 */
.system-info {
    border-top: 1px solid #ecf0f1;
    padding-top: 1.5rem;
}

.system-info small {
    font-size: 0.8rem;
    line-height: 1.2;
}

.system-info i {
    font-size: 1.2rem;
    display: block;
    margin-bottom: 0.25rem;
    color: #3498db;
}

/* モーダル */
.modal-content {
    border: none;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.modal-header {
    border-bottom: 1px solid #ecf0f1;
    padding: 1.5rem;
}

.modal-title {
    font-weight: 600;
    color: #2c3e50;
    display: flex;
    align-items: center;
}

.modal-title i {
    margin-right: 0.5rem;
    color: #3498db;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #ecf0f1;
    padding: 1rem 1.5rem;
}

/* アラート */
.alert {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.alert-info {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

/* レスポンシブデザイン */
@media (max-width: 991.98px) {
    .login-body {
        padding-top: 3vh;
    }

    .login-container {
        margin: 1rem auto;
        padding: 2rem;
        max-width: 100%;
    }
}

@media (max-width: 575.98px) {
    .login-body {
        padding-top: 2vh;
    }

    .login-container {
        margin: 0.5rem auto;
        padding: 1.5rem;
        border-radius: 15px;
    }

    .login-title {
        font-size: 1.5rem;
    }

    .login-form .form-control {
        font-size: 0.9rem;
        padding: 0.6rem 0.8rem;
    }

    .login-btn {
        font-size: 1rem;
        padding: 0.6rem 1.2rem;
    }
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ローディング状態 */
.login-btn.loading .btn-text {
    display: none;
}

.login-btn.loading .btn-spinner {
    display: flex !important;
}

/* フォーカス管理 */
.login-form .form-control:focus {
    outline: none;
}

/* アクセシビリティ */
@media (prefers-reduced-motion: reduce) {
    .login-container {
        animation: none;
    }

    .login-btn,
    .demo-btn {
        transition: none;
    }
}

/* ダークモード対応は削除 */