/* Admin Dashboard Styles */
body.admin {
    display: flex;
    min-height: 100vh;
    background-color: #f8f9fa;
}

/* 共通のヘッダースタイル */
.header {
    background-color: #0d6efd;
    color: white;
    height: 50px;
    width: 100%;
    z-index: 1030;
}

.header .navbar {
    padding: 0;
    height: 100%;
    background-color: transparent !important;
    box-shadow: none;
}

.header .container-fluid {
    padding: 0 0.5rem;
}

.header .navbar-brand {
    padding: 0;
    margin: 0;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    color: white !important;
}

.header .navbar-brand img {
    width: 30px;
    height: 30px;
    margin-right: 6px;
}

.header .btn-link {
    padding: 0;
    margin: 0;
    font-size: 1.2rem;
    color: white !important;
}

.header small {
    font-size: 0.9rem;
    margin-left: 4px;
}

/* PC版のサイドバー */
@media (min-width: 992px) {
    body.admin {
        display: flex;
        min-height: 100vh;
        background-color: #f8f9fa;
    }

    .admin-sidebar {
        width: 250px;
        background-color: #fff;
        color: #333;
        padding: 1.5rem;
        position: fixed;
        height: 100vh;
        overflow-y: auto;
        box-shadow: 0 2px 4px rgba(0,0,0,.1);
        z-index: 1000;
        margin-top: 50px;
    }

    .sidebar-content h3 {
        color: #333;
        font-size: 1.2rem;
        padding-bottom: 1rem;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }

    .admin-sidebar .nav-link {
        color: #333;
        padding: 0.75rem 1rem;
        border-radius: 4px;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .admin-sidebar .nav-link:hover,
    .admin-sidebar .nav-link.active {
        color: #007bff;
        background-color: rgba(0, 123, 255, 0.1);
    }

    .admin-sidebar .nav-link i {
        width: 20px;
        text-align: center;
    }

    .main-content {
        flex: 1;
        margin-left: 250px;
        padding: 2rem;
        margin-top: 50px;
    }

    /* PC版ではドロップダウンメニューを非表示 */
    .header .dropdown {
        display: none;
    }
}

/* スマホ版のスタイル */
@media (max-width: 991.98px) {
    body.admin {
        background-color: #f8f9fa;
    }

    .admin-sidebar {
        display: none;
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
        margin-top: 50px;
    }

    /* スマホ版のドロップダウンメニュー */
    .dropdown-menu {
        margin-top: 0.5rem;
        border-radius: 0.25rem;
        box-shadow: 0 2px 4px rgba(0,0,0,.1);
    }

    .dropdown-item {
        padding: 0.5rem 1rem;
    }

    .dropdown-item:hover {
        background-color: rgba(0, 123, 255, 0.1);
    }
}

/* 共通のコンポーネントスタイル */
.card {
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    margin-bottom: 1.5rem;
    border-radius: 0.25rem;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0,0,0,.125);
    padding: 1rem;
}

.card-body {
    padding: 1.25rem;
}

.table {
    margin-bottom: 0;
}

.table th {
    border-top: none;
    background-color: #f8f9fa;
    font-weight: 600;
}

.table td {
    vertical-align: middle;
}

/* ボタンスタイル */
.btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.25rem;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
}

.btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-secondary:hover {
    background-color: #5a6268;
    border-color: #545b62;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
}

/* フォームスタイル */
.form-control {
    border-radius: 0.25rem;
    border: 1px solid #ced4da;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.form-control:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* アラート */
.alert {
    border-radius: 0.25rem;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

/* モバイル表示用のトグルボタン */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    background: #fff;
    border: none;
    padding: 0.5rem;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

/* モバイル表示時のスタイル */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .admin-sidebar.show {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: block;
    }

    .main-content {
        margin-left: 0;
        padding-top: 4rem;
    }

    body.admin {
        flex-direction: column;
    }
}

/* ヘッダー */
.navbar {
    background-color: #f8f9fa !important;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    color: #333 !important;
    font-weight: bold;
}

.navbar-toggler {
    border-color: #333;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0, 0, 0, 0.55)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-nav .nav-link {
    color: #333 !important;
    padding: 0.5rem 1rem;
}

.navbar-nav .nav-link:hover {
    color: #007bff !important;
}

.navbar-nav .nav-link.active {
    color: #007bff !important;
    font-weight: bold;
}

/* スマホ表示時のメニュー */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: #f8f9fa;
        padding: 1rem;
        border-radius: 0.25rem;
        box-shadow: 0 2px 4px rgba(0,0,0,.1);
    }

    .navbar-nav {
        margin-top: 0.5rem;
    }

    .navbar-nav .nav-item {
        margin-bottom: 0.5rem;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 1rem;
        border-radius: 0.25rem;
    }

    .navbar-nav .nav-link:hover {
        background-color: rgba(0,123,255,.1);
    }

    .navbar-nav .nav-link.active {
        background-color: rgba(0,123,255,.1);
    }
}

/* コンテンツエリア */
.container-fluid {
    padding: 1rem;
}

/* カード */
.card {
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid rgba(0,0,0,.125);
    padding: 1rem;
}

.card-body {
    padding: 1.25rem;
}

/* テーブル */
.table {
    margin-bottom: 0;
}

.table th {
    border-top: none;
    background-color: #f8f9fa;
    font-weight: 600;
}

.table td {
    vertical-align: middle;
}

/* ボタン */
.btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.25rem;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
}

.btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-secondary:hover {
    background-color: #5a6268;
    border-color: #545b62;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
}

/* フォーム */
.form-control {
    border-radius: 0.25rem;
    border: 1px solid #ced4da;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.form-control:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* アラート */
.alert {
    border-radius: 0.25rem;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

/* レスポンシブ調整 */
@media (max-width: 767.98px) {
    .container-fluid {
        padding: 0.5rem;
    }

    .card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
}