:root {
    /* カラーパレット */
    --primary-color: #005f7f;
    --primary-dark: #004f6f;
    --primary-light: #4086a0;
    --secondary-color: #6c757d;
    --secondary-dark: #5a6268;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white-color: #ffffff;

    /* フォントサイズ */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;

    /* スペーシング */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* 角丸 */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.375rem;
    --border-radius-lg: 0.5rem;

    /* シャドウ */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);

    /* フォントファミリー */
    --font-family-sans-serif: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;

    /* メニュー関連の変数 */
    --header-height: 60px;
    --menu-width: 250px;
    --menu-collapsed-width: 70px;
}

/* ベーススタイル */
body {
    font-family: var(--font-family-sans-serif);
    font-size: var(--font-size-md);
    color: var(--dark-color);
    background-color: #f5f7fa;
    margin: 0;
    padding: 0;
    margin-top: calc(var(--header-height) + 15px);
    margin-left: 0;
    transition: margin-left 0.3s ease;
    line-height: 1.5;
    overflow-x: hidden;
    max-width: 100vw;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    width: 100%;
    transition: margin-left 0.3s ease;
}

body.menu-open {
    margin-left: 0;
    transition: margin-left 0.3s ease;
}

/* メディアクエリ：大画面でのみメニュー開時に本文を右にずらす */
@media (min-width: 1300px) {
    body.menu-open {
        margin-left: var(--menu-width);
    }
}

/* ヘッダーバー */
.header-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--white-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    z-index: 1000;
}

.company-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    flex-grow: 1;
}

/* メニュートグルボタン */
.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-right: var(--spacing-md);
}

.menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--primary-color);
    transition: all 0.3s ease-in-out;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* サイドメニュー */
.side-menu {
    position: fixed;
    top: 0;
    left: calc(-1 * var(--menu-width));
    width: var(--menu-width);
    height: 100vh;
    /* 高さを明示的に100vhに設定 */
    background-color: var(--white-color);
    box-shadow: var(--shadow-sm);
    transition: left 0.3s ease;
    z-index: 999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    /* 全体のオーバーフローを隠す */
}

.side-menu.open {
    left: 0;
}

/* メニューヘッダー部分 */
.menu-header {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-bottom: 2px solid rgba(0, 95, 127, 0.1);
    margin-top: var(--header-height);
    flex-shrink: 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.company-logo {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}

.company-logo:hover {
    background-color: rgba(0, 95, 127, 0.05);
    transform: translateY(-1px);
}

.company-logo img {
    width: 56px;
    height: 56px;
    margin-right: var(--spacing-sm);
    margin-left: -4px;
    object-fit: contain;
    border-radius: 4px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.company-logo:hover img {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 95, 127, 0.2);
}

.company-logo p {
    margin: 0;
    font-weight: var(--font-weight-bold);
    color: var(--text-color);
    font-size: var(--font-size-md);
    line-height: 1.2;
    max-width: 160px;
    word-break: keep-all;
    overflow-wrap: break-word;
}

/* モバイル対応のロゴスタイル */
@media (max-width: 768px) {
    .company-logo {
        padding: var(--spacing-md);
    }

    .company-logo img {
        width: 44px;
        height: 44px;
    }

    .company-logo p {
        font-size: var(--font-size-normal);
    }
}

/* メニュー項目コンテナ */
.menu-items {
    flex: 1;
    /* フレックス領域を占有 */
    overflow-y: auto;
    /* スクロール可能にする */
    padding: var(--spacing-md) 0;
    display: flex;
    flex-direction: column;
    min-height: calc(100% - 100px);
}

.menu-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--dark-color);
    text-decoration: none;
    transition: all 0.2s ease-in-out;
    position: relative;
    font-size: var(--font-size-normal);
}

.menu-item:hover {
    background-color: rgba(0, 95, 127, 0.05);
    color: var(--primary-color);
}

.menu-item.active {
    background-color: rgba(0, 95, 127, 0.1);
    color: var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

.icon {
    width: 24px;
    height: 24px;
    margin-right: var(--spacing-md);
    fill: currentColor;
}

.menu-item span {
    font-weight: 500;
}

.admin-only {
    opacity: 0.8;
}

/* システム管理パネル - プロフェッショナルなドロップダウンメニュー */
.dropdown-parent {
    position: relative;
    cursor: pointer;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(135deg, transparent 0%, rgba(0, 95, 127, 0.01) 100%);
}

.dropdown-parent:hover {
    background: linear-gradient(135deg, rgba(0, 95, 127, 0.03) 0%, rgba(0, 95, 127, 0.06) 100%);
    box-shadow: inset 0 1px 2px rgba(0, 95, 127, 0.1);
}

.dropdown-parent.open {
    background: linear-gradient(135deg, rgba(0, 95, 127, 0.05) 0%, rgba(0, 95, 127, 0.1) 100%);
    box-shadow:
        inset 0 1px 3px rgba(0, 95, 127, 0.15),
        0 2px 8px rgba(0, 95, 127, 0.1);
}

.menu-link {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--dark-color);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    font-size: var(--font-size-md);
    font-weight: 500;
    border-radius: var(--border-radius-md);
}

.dropdown-parent .menu-link {
    position: relative;
}

.dropdown-parent .menu-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0 2px 2px 0;
}

.dropdown-parent:hover .menu-link {
    color: var(--primary-color);
    transform: translateX(2px);
}

.dropdown-parent:hover .menu-link::before {
    transform: scaleY(0.3);
}

.dropdown-parent.open .menu-link {
    color: var(--primary-color);
    font-weight: 600;
    transform: translateX(4px);
}

.dropdown-parent.open .menu-link::before {
    transform: scaleY(1);
}

.dropdown-parent.active .menu-link {
    background: linear-gradient(135deg, rgba(0, 95, 127, 0.1) 0%, rgba(0, 95, 127, 0.15) 100%);
    color: var(--primary-color);
    border-left: 4px solid var(--primary-color);
    box-shadow: inset 0 1px 3px rgba(0, 95, 127, 0.2);
}

/* システム管理アイコンの特別スタイリング */
.dropdown-parent .menu-link .icon {
    width: 24px;
    height: 24px;
    margin-right: var(--spacing-md);
    fill: currentColor;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 1px 2px rgba(0, 95, 127, 0.2));
}

.dropdown-parent:hover .menu-link .icon {
    transform: scale(1.05);
    filter: drop-shadow(0 2px 4px rgba(0, 95, 127, 0.3));
}

.dropdown-parent.open .menu-link .icon {
    transform: scale(1.1);
    filter: drop-shadow(0 3px 6px rgba(0, 95, 127, 0.4));
}

.dropdown-arrow {
    width: 18px;
    height: 18px;
    margin-left: auto;
    fill: currentColor;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.7;
}

.dropdown-parent:hover .dropdown-arrow {
    opacity: 1;
    transform: scale(1.1);
}

.dropdown-parent.open .dropdown-arrow {
    transform: rotate(180deg) scale(1.1);
    opacity: 1;
    filter: drop-shadow(0 1px 3px rgba(0, 95, 127, 0.3));
}

/* ドロップダウンメニューコンテンツ */
.dropdown-menu {
    display: none;
    background: linear-gradient(135deg,
            rgba(248, 250, 252, 0.95) 0%,
            rgba(241, 245, 249, 0.98) 50%,
            rgba(248, 250, 252, 0.95) 100%);
    backdrop-filter: blur(8px);
    border-left: 3px solid var(--primary-color);
    border-right: 1px solid rgba(0, 95, 127, 0.1);
    border-bottom: 1px solid rgba(0, 95, 127, 0.1);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        inset 3px 0 6px rgba(0, 95, 127, 0.1),
        0 2px 8px rgba(0, 95, 127, 0.08);
    margin-left: 8px;
    border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
}

.dropdown-parent.open .dropdown-menu {
    display: block !important;
    max-height: 300px !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
    animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    0% {
        opacity: 0;
        transform: translateY(-10px);
        max-height: 0;
    }

    50% {
        opacity: 0.7;
        transform: translateY(-2px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
        max-height: 300px;
    }
}

/* ドロップダウンアイテム */
.dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 16px 12px 48px;
    color: var(--dark-color);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    position: relative;
    border-bottom: 1px solid rgba(0, 95, 127, 0.05);
}

.dropdown-item:last-child {
    border-bottom: none;
    border-radius: 0 0 var(--border-radius-md) 0;
}

.dropdown-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dropdown-item:hover {
    background: linear-gradient(135deg,
            rgba(0, 95, 127, 0.05) 0%,
            rgba(0, 95, 127, 0.08) 50%,
            rgba(0, 95, 127, 0.05) 100%);
    color: var(--primary-color);
    transform: translateX(6px);
    box-shadow:
        inset 0 1px 3px rgba(0, 95, 127, 0.1),
        0 2px 6px rgba(0, 95, 127, 0.1);
}

.dropdown-item:hover::before {
    transform: scaleX(1);
}

.dropdown-item .icon {
    width: 22px;
    height: 22px;
    margin-right: 12px;
    fill: currentColor;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.8;
}

.dropdown-item:hover .icon {
    opacity: 1;
    transform: scale(1.1);
    filter: drop-shadow(0 2px 4px rgba(0, 95, 127, 0.2));
}

.dropdown-item span {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.dropdown-item:hover span {
    font-weight: 600;
}

/* システム管理パネル専用の特別スタイリング */
.dropdown-parent[data-dropdown="system-panel"] .menu-link {
    background: linear-gradient(135deg,
            rgba(0, 95, 127, 0.02) 0%,
            rgba(0, 95, 127, 0.05) 100%);
    border: 1px solid rgba(0, 95, 127, 0.1);
}

.dropdown-parent[data-dropdown="system-panel"]:hover .menu-link {
    background: linear-gradient(135deg,
            rgba(0, 95, 127, 0.08) 0%,
            rgba(0, 95, 127, 0.12) 100%);
    border-color: rgba(0, 95, 127, 0.2);
    box-shadow: 0 3px 10px rgba(0, 95, 127, 0.15);
}

.dropdown-parent[data-dropdown="system-panel"].open .menu-link {
    background: linear-gradient(135deg,
            rgba(0, 95, 127, 0.12) 0%,
            rgba(0, 95, 127, 0.18) 100%);
    border-color: var(--primary-color);
    box-shadow:
        0 4px 15px rgba(0, 95, 127, 0.2),
        inset 0 1px 3px rgba(0, 95, 127, 0.1);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .dropdown-item {
        padding-left: 40px;
        font-size: var(--font-size-xs);
    }

    .dropdown-item .icon {
        width: 20px;
        height: 20px;
    }

    .dropdown-arrow {
        width: 16px;
        height: 16px;
    }
}

/* サブメニューのスタイル */
.menu-item.sub-menu {
    padding-left: calc(var(--spacing-lg) + 20px);
    font-size: var(--font-size-sm);
    background-color: rgba(0, 95, 127, 0.02);
    border-left: 2px solid rgba(0, 95, 127, 0.1);
}

.menu-item.sub-menu:hover {
    background-color: rgba(0, 95, 127, 0.08);
    border-left-color: var(--primary-color);
}

.menu-item.sub-menu.active {
    background-color: rgba(0, 95, 127, 0.15);
    border-left-color: var(--primary-color);
}

.menu-item.sub-menu .icon {
    width: 20px;
    height: 20px;
}

/* メニュー項目のスペーサー（ログアウトボタンを下部に固定するために使用） */
.menu-spacer {
    flex-grow: 1;
    min-height: 20px;
}

/* メニューフッター部分（ログアウトボタン用） */
.menu-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.07);
    flex-shrink: 0;
    /* フッターは縮小しない */
    position: sticky;
    /* 固定表示 */
    bottom: 0;
    /* 下部に固定 */
    background-color: var(--white-color);
    /* 背景色を設定 */
    z-index: 2;
    /* 他の要素より前面に表示 */
}

/* ログアウトボタンのスタイル */
.menu-item-logout {
    color: #dc3545 !important;
    border-top: none;
    /* 上部のボーダーを削除（menu-footerにすでにある） */
}

.menu-item-logout:hover {
    background-color: rgba(220, 53, 69, 0.1) !important;
}

.menu-item-logout .icon {
    fill: #dc3545;
}

/* ユーザープロフィール */
.user-profile-header {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: var(--spacing-sm);
}

.user-initial {
    font-size: var(--font-size-lg);
}

.username {
    font-weight: 500;
    margin-right: var(--spacing-sm);
}

.user-dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    display: none;
    background-color: var(--white-color);
    min-width: 160px;
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) 0;
    z-index: 1030;
}

.user-profile-header.active .dropdown-content {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

.user-role {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--secondary-color);
    font-size: var(--font-size-sm);
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 0.5rem;
}

.logout-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--danger-color);
    text-decoration: none;
    transition: background-color 0.2s ease-in-out;
}

.logout-link:hover {
    background-color: #f8f9fa;
    text-decoration: none;
}

/* コンテナ */
.container {
    padding: 20px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
    max-width: calc(100vw - 30px);
    /* 画面の端に余白を持たせる */
    box-sizing: border-box;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }

    body.menu-open {
        margin-left: var(--menu-width);
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1500px;
    }
}

/* カード */
.card {
    background-color: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--white-color);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    margin: 0;
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    background-color: var(--light-color);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* ボタン */
.btn {
    display: inline-block;
    font-weight: 500;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-md);
    line-height: 1.5;
    border-radius: var(--border-radius-md);
    transition: all 0.15s ease-in-out;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 95, 127, 0.25);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius-sm);
}

.btn-lg {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-lg);
}

.btn-primary {
    color: var(--white-color);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-secondary {
    color: var(--white-color);
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-secondary:hover {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
}

.btn-danger {
    color: var(--white-color);
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

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

.btn-warning {
    color: #212529;
    background-color: var(--warning-color);
    border-color: var(--warning-color);
}

.btn-warning:hover {
    background-color: #f57c00;
    border-color: #f57c00;
}

.btn-info {
    color: #fff;
    background-color: var(--info-color);
    border-color: var(--info-color);
}

.btn-info:hover {
    background-color: #1976d2;
    border-color: #1976d2;
}

.btn-success {
    color: var(--white-color);
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-success:hover {
    background-color: #218838;
    border-color: #1e7e34;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background-color: transparent;
}

.btn-outline-primary:hover {
    color: var(--white-color);
    background-color: var(--primary-color);
}

.btn-outline-secondary {
    color: var(--secondary-color);
    border-color: var (--secondary-color);
    background-color: transparent;
}

.btn-outline-secondary:hover {
    color: var(--white-color);
    background-color: var(--secondary-color);
}

.btn-outline-success {
    color: var(--success-color);
    border-color: var(--success-color);
    background-color: transparent;
}

.btn-outline-success:hover {
    color: var(--white-color);
    background-color: var(--success-color);
}

.btn-outline-danger {
    color: var(--danger-color);
    border-color: var(--danger-color);
    background-color: transparent;
}

.btn-outline-danger:hover {
    color: var(--white-color);
    background-color: var(--danger-color);
}

.btn-outline-info {
    color: var(--info-color);
    border-color: var(--info-color);
    background-color: transparent;
}

.btn-outline-info:hover {
    color: var(--white-color);
    background-color: var(--info-color);
}

.btn.disabled,
.btn:disabled {
    opacity: 0.65;
    pointer-events: none;
}

.btn .icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    margin-right: 0.4em;
    display: inline-block;
}

/* テーブル */
.table {
    width: 100%;
    margin-bottom: 1rem;
    color: var(--dark-color);
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem;
    vertical-align: middle;
    border-top: 1px solid #dee2e6;
}

.table thead th {
    border-bottom: 2px solid #dee2e6;
    background-color: #f5f7fa;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* フォーム */
.form-group {
    margin-bottom: var(--spacing-md);
}

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

.form-control {
    display: block;
    width: 100%;
    height: calc(1.5em + 0.75rem + 2px);
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-md);
    font-weight: 400;
    line-height: 1.5;
    color: var(--dark-color);
    background-color: var(--white-color);
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-md);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    color: var(--dark-color);
    background-color: var(--white-color);
    border-color: var(--primary-light);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 95, 127, 0.25);
}

label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-bold);
}

/* アラート */
.alert {
    position: relative;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: var(--border-radius-md);
    transition: opacity 0.15s linear;
}

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

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.alert-warning {
    color: #856404;
    background-color: #fff3cd;
    border-color: #ffeeba;
}

.alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}

.alert-dismissible {
    padding-right: 4rem;
}

.alert-dismissible .close {
    position: absolute;
    top: 0;
    right: 0;
    padding: 0.75rem 1.25rem;
    color: inherit;
    background-color: transparent;
    border: 0;
    font-size: 1.5rem;
    cursor: pointer;
}

/* バッジ */
.badge {
    display: inline-block;
    padding: 0.25em 0.6em;
    font-size: 75%;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.badge-primary {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.badge-secondary {
    background-color: var(--secondary-color);
    color: var(--white-color);
}

.badge-success {
    background-color: var(--success-color);
    color: var(--white-color);
}

.badge-danger {
    background-color: var(--danger-color);
    color: var(--white-color);
}

.badge-warning {
    background-color: var(--warning-color);
    color: #212529;
}

.badge-info {
    background-color: var(--info-color);
    color: var(--white-color);
}

/* モーダル */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1050;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-dialog {
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
    position: relative;
}

.modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    border-radius: var(--border-radius);
    outline: 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    margin: 0;
    font-size: var(--font-size-large);
    font-weight: var(--font-weight-bold);
    color: var(--text-color);
}

.close {
    background: none;
    border: none;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    color: var(--text-light);
    opacity: 0.5;
    cursor: pointer;
    padding: 0;
}

.close:hover {
    opacity: 1;
}

.modal-body {
    position: relative;
    padding: 15px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    padding: 15px;
    border-top: 1px solid var(--border-color);
}

.modal-footer> :not(:last-child) {
    margin-right: 0.25rem;
}

.modal-footer> :not(:first-child) {
    margin-left: 0.25rem;
}

/* グリッドシステム */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
    width: 100%;
    box-sizing: border-box;
}

.col,
.col-1,
.col-2,
.col-3,
.col-4,
.col-5,
.col-6,
.col-7,
.col-8,
.col-9,
.col-10,
.col-11,
.col-12 {
    position: relative;
    width: 100%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px;
}

.col {
    flex-basis: 0;
    flex-grow: 1;
    max-width: 100%;
}

.col-1 {
    flex: 0 0 8.333333%;
    max-width: 8.333333%;
}

.col-2 {
    flex: 0 0 16.666667%;
    max-width: 16.666667%;
}

.col-3 {
    flex: 0 0 25%;
    max-width: 25%;
}

.col-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
}

.col-5 {
    flex: 0 0 41.666667%;
    max-width: 41.666667%;
}

.col-6 {
    flex: 0 0 50%;
    max-width: 50%;
}

.col-7 {
    flex: 0 0 58.333333%;
    max-width: 58.333333%;
}

.col-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
}

.col-9 {
    flex: 0 0 75%;
    max-width: 75%;
}

.col-10 {
    flex: 0 0 83.333333%;
    max-width: 83.333333%;
}

.col-11 {
    flex: 0 0 91.666667%;
    max-width: 91.666667%;
}

.col-12 {
    flex: 0 0 100%;
    max-width: 100%;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .company-title {
        display: none;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .side-menu {
        width: 100%;
        left: -100%;
    }

    body.menu-open {
        margin-left: 0;
        overflow: hidden;
    }

    .col-sm-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .modal-dialog {
        max-width: 90%;
    }

    .btn-sm-block {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

/* 各種ユーティリティクラス */
.text-primary {
    color: var(--primary-color) !important;
}

.text-secondary {
    color: var(--secondary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-info {
    color: var(--info-color) !important;
}

.text-light {
    color: var(--text-light) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-secondary {
    background-color: var(--secondary-color) !important;
}

.bg-success {
    background-color: var(--success-color) !important;
}

.bg-danger {
    background-color: var(--danger-color) !important;
}

.bg-warning {
    background-color: var(--warning-color) !important;
}

.bg-info {
    background-color: var(--info-color) !important;
}

.text-center {
    text-align: center !important;
}

.text-right {
    text-align: right !important;
}

.text-left {
    text-align: left !important;
}

.font-weight-bold {
    font-weight: var(--font-weight-bold) !important;
}

.font-weight-normal {
    font-weight: var(--font-weight-normal) !important;
}

.d-flex {
    display: flex !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.align-items-center {
    align-items: center !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.m-0 {
    margin: 0 !important;
}

.mt-0 {
    margin-top: 0 !important;
}

.mr-0 {
    margin-right: 0 !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.ml-0 {
    margin-left: 0 !important;
}

.m-1 {
    margin: 0.25rem !important;
}

.mt-1 {
    margin-top: 0.25rem !important;
}

.mr-1 {
    margin-right: 0.25rem !important;
}

.mb-1 {
    margin-bottom: 0.25rem !important;
}

.ml-1 {
    margin-left: 0.25rem !important;
}

.m-2 {
    margin: 0.5rem !important;
}

.mt-2 {
    margin-top: 0.5rem !important;
}

.mr-2 {
    margin-right: 0.5rem !important;
}

.mb-2 {
    margin-bottom: 0.5rem !important;
}

.ml-2 {
    margin-left: 0.5rem !important;
}

.m-3 {
    margin: 1rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mr-3 {
    margin-right: 1rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.ml-3 {
    margin-left: 1rem !important;
}

.m-4 {
    margin: 1.5rem !important;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mr-4 {
    margin-right: 1.5rem !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.ml-4 {
    margin-left: 1.5rem !important;
}

.m-5 {
    margin: 3rem !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.mr-5 {
    margin-right: 3rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.ml-5 {
    margin-left: 3rem !important;
}

.p-0 {
    padding: 0 !important;
}

.pt-0 {
    padding-top: 0 !important;
}

.pr-0 {
    padding-right: 0 !important;
}

.pb-0 {
    padding-bottom: 0 !important;
}

.pl-0 {
    padding-left: 0 !important;
}

.p-1 {
    padding: 0.25rem !important;
}

.pt-1 {
    padding-top: 0.25rem !important;
}

.pr-1 {
    padding-right: 0.25rem !important;
}

.pb-1 {
    padding-bottom: 0.25rem !important;
}

.pl-1 {
    padding-left: 0.25rem !important;
}

.p-2 {
    padding: 0.5rem !important;
}

.pt-2 {
    padding-top: 0.5rem !important;
}

.pr-2 {
    padding-right: 0.5rem !important;
}

.pb-2 {
    padding-bottom: 0.5rem !important;
}

.pl-2 {
    padding-left: 0.5rem !important;
}

.p-3 {
    padding: 1rem !important;
}

.pt-3 {
    padding-top: 1rem !important;
}

.pr-3 {
    padding-right: 1rem !important;
}

.pb-3 {
    padding-bottom: 1rem !important;
}

.pl-3 {
    padding-left: 1rem !important;
}

.p-4 {
    padding: 1.5rem !important;
}

.pt-4 {
    padding-top: 1.5rem !important;
}

.pr-4 {
    padding-right: 1.5rem !important;
}

.pb-4 {
    padding-bottom: 1.5rem !important;
}

.pl-4 {
    padding-left: 1.5rem !important;
}

.p-5 {
    padding: 3rem !important;
}

.pt-5 {
    padding-top: 3rem !important;
}

.pr-5 {
    padding-right: 3rem !important;
}

.pb-5 {
    padding-bottom: 3rem !important;
}

.pl-5 {
    padding-left: 3rem !important;
}

.w-25 {
    width: 25% !important;
}

.w-50 {
    width: 50% !important;
}

.w-75 {
    width: 75% !important;
}

.w-100 {
    width: 100% !important;
}

.h-25 {
    height: 25% !important;
}

.h-50 {
    height: 50% !important;
}

.h-75 {
    height: 75% !important;
}

.h-100 {
    height: 100% !important;
}

.rounded {
    border-radius: var(--border-radius) !important;
}

.border {
    border: 1px solid var(--border-color) !important;
}

.shadow {
    box-shadow: var(--box-shadow) !important;
}

.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-inline-block {
    display: inline-block !important;
}

.overflow-hidden {
    overflow: hidden !important;
}

.overflow-auto {
    overflow: auto !important;
}

/* 現在の日時表示 */
.current-date-time {
    font-size: var(--font-size-large);
    color: var(--primary-color);
    font-weight: var(--font-weight-bold);
    padding: 10px 0;
}

/* カード内のアクション */
.card-actions {
    display: flex;
    align-items: center;
}

.card-actions button {
    margin-right: 10px;
}

/* クイックアクセスリンク */
.quick-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.quick-link-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px;
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.2s ease;
    text-align: center;
}

.quick-link-btn:hover {
    background-color: rgba(0, 95, 127, 0.1);
    transform: translateY(-2px);
    color: var(--primary-color);
    text-decoration: none;
}

.quick-link-btn .icon {
    width: 36px;
    height: 36px;
    margin-bottom: 10px;
    fill: var(--primary-color);
}

.quick-link-btn span {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-normal);
}

/* 横並びクイックアクセスリンク */
.quick-links-horizontal {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.quick-link-btn-horizontal {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px;
    width: 120px;
    height: 120px;
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
    text-align: center;
}

.quick-link-btn-horizontal:hover {
    background-color: rgba(0, 95, 127, 0.1);
    transform: translateY(-2px);
    color: var(--primary-color);
    text-decoration: none;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.quick-link-btn-horizontal .icon {
    width: 40px;
    height: 40px;
    margin-bottom: 10px;
    fill: var(--primary-color);
}

.quick-link-btn-horizontal span {
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-normal);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .quick-link-btn-horizontal {
        width: 100px;
        height: 100px;
        padding: 10px;
    }

    .quick-link-btn-horizontal .icon {
        width: 30px;
        height: 30px;
    }

    .quick-link-btn-horizontal span {
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 576px) {
    .quick-links-horizontal {
        justify-content: space-around;
    }

    .quick-link-btn-horizontal {
        width: 80px;
        height: 80px;
        padding: 8px;
        margin-bottom: 10px;
    }

    .quick-link-btn-horizontal .icon {
        width: 24px;
        height: 24px;
        margin-bottom: 5px;
    }
}

/* カレンダースタイル改善 */
#calendar {
    margin: 0;
    padding: 0;
    height: 100%;
}

.fc-header-toolbar {
    padding: 0 10px;
    margin-bottom: 15px !important;
}

.fc-button {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    box-shadow: none !important;
}

.fc-button:hover {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
}

.fc-button-primary:not(:disabled).fc-button-active,
.fc-button-primary:not(:disabled):active {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
}

.fc-daygrid-day.fc-day-today {
    background-color: rgba(0, 95, 127, 0.1) !important;
}

.fc-event {
    cursor: pointer;
    border-radius: 3px;
    padding: 2px 4px;
    font-size: var(--font-size-small);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .quick-links {
        grid-template-columns: repeat(1, 1fr);
    }

    .fc-header-toolbar {
        flex-direction: column;
        gap: 10px;
    }
}

/* 在庫管理システム - モダンなUIスタイル */

/* 在庫管理のタブコントロール */
.tab-controls {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    border-bottom: 1px solid #ddd;
}

.tab-btn {
    padding: 0.5rem 1rem;
    margin-right: 0.5rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-weight: 500;
    color: #777;
    transition: var(--transition);
}

.tab-btn.active {
    border-bottom: 2px solid var(--secondary-color);
    color: var(--secondary-color);
}

.tab-btn:hover:not(.active) {
    border-bottom: 2px solid #ccc;
    color: #333;
}

.view-toggle {
    margin-left: auto;
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 20px;
    padding: 4px;
}

.view-toggle-btn {
    background: none;
    border: none;
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.875rem;
    color: #666;
    transition: var(--transition);
}

.view-toggle-btn.active {
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    color: var(--secondary-color);
}

.view-toggle-btn i {
    margin-right: 4px;
}

/* 在庫カードビュー */
.stock-card-view {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 2rem;
}

.stock-card {
    flex: 0 0 calc(25% - 16px);
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    position: relative;
    padding-bottom: 10px;
}

.stock-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.stock-card-header {
    padding: 12px;
    background: #f8f9fa;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stock-card-body {
    padding: 15px;
}

.manufacturer {
    font-weight: bold;
    color: var(--dark-color);
    margin-bottom: 5px;
    font-size: 1rem;
}

.model {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 10px;
}

.stock-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
}

.quantity {
    font-size: 1.25rem;
    font-weight: bold;
}

.quantity.low {
    color: var(--warning-color);
}

.quantity.out {
    color: var(--danger-color);
}

.quantity.good {
    color: var(--accent-color);
}

.price-tag {
    background: #f1f1f1;
    padding: 4px 8px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--dark-color);
}

.stock-card-footer {
    padding: 0 12px 12px;
    display: flex;
    justify-content: space-between;
}

.action-btn {
    padding: 6px 12px;
    border-radius: var(--border-radius);
    background: white;
    border: 1px solid #ddd;
    color: #666;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.875rem;
}

.action-btn.primary {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

.action-btn.primary:hover {
    background: #2980b9;
}

.action-btn:hover {
    background: #f5f5f5;
}

/* 発注カードビュー */
.order-card-view {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 2rem;
}

.order-card {
    flex: 0 0 calc(33.333% - 16px);
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var (--transition);
    overflow: hidden;
}

.order-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.order-card-header {
    padding: 12px;
    background: #f8f9fa;
    border-bottom: 1px solid #eee;
}

.order-date {
    font-size: 0.85rem;
    color: #666;
}

.supplier-name {
    font-weight: bold;
    color: var(--dark-color);
    margin-top: 5px;
}

.order-card-body {
    padding: 15px;
}

.product-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.product-list li {
    padding: 8px 0;
    border-bottom: 1px dashed #eee;
    font-size: 0.9rem;
}

.product-list li:last-child {
    border-bottom: none;
}

.order-qty {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #eee;
}

.qty-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 5px;
}

.qty-badge.regular {
    background: #e8f4fd;
    color: #2980b9;
}

.qty-badge.special {
    background: #fef2e8;
    color: #d35400;
}

.order-card-footer {
    padding: 12px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
}

/* テーブルビューの強化 */
.stock-table-view,
.order-table-view {
    margin-bottom: 2rem;
}

.modern-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.modern-table th {
    background: #f8f9fa;
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
    color: #444;
    border-bottom: 1px solid #ddd;
}

.modern-table td {
    padding: 12px 15px;
    border-bottom: 1px solid #eee;
    color: #333;
    vertical-align: middle;
}

.modern-table tr:last-child td {
    border-bottom: none;
}

.modern-table tr:hover td {
    background: #f9f9f9;
}

.modern-table .action-cell {
    white-space: nowrap;
    text-align: right;
}

/* レスポンシブ対応 */
@media (max-width: 1200px) {
    .stock-card {
        flex: 0 0 calc(33.333% - 16px);
    }

    .order-card {
        flex: 0 0 calc(50% - 16px);
    }
}

@media (max-width: 768px) {
    .stock-card {
        flex: 0 0 calc(50% - 16px);
    }

    .order-card {
        flex: 0 0 calc(100% - 16px);
    }

    .tab-controls {
        flex-direction: column;
        align-items: flex-start;
    }

    .view-toggle {
        margin-left: 0;
        margin-top: 10px;
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .stock-card {
        flex: 0 0 100%;
    }
}

/* 在庫状況表示のバッジ */
.stock-status {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.stock-status.out {
    background: #fde2e2;
    color: #e74c3c;
}

.stock-status.low {
    background: #fef2e8;
    color: #f39c12;
}

.stock-status.good {
    background: #e8f6ef;
    color: #27ae60;
}

/* 検索フォームのスタイリング */
.search-form {
    padding: 15px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
}

.form-group {
    flex: 1 0 0%;
    padding: 0 10px;
    margin-bottom: 15px;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.25);
    outline: none;
}

.search-btn {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: #2980b9;
}

/* ページネーション */
.pagination {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.pagination li {
    margin: 0 5px;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.pagination a:hover {
    background: #f5f5f5;
    border-color: #ccc;
}

.pagination .active span {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
}

.pagination .disabled span {
    color: #ccc;
    cursor: not-allowed;
}

/* 入荷ボタン */
.import-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.import-btn:hover {
    background: #219653;
}

/* アニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* カスタムメニュースタイル */
.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-right: var(--spacing-md);
}

.menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--primary-color);
    transition: all 0.3s ease-in-out;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 会社ロゴとタイトル */
.company-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    flex-grow: 1;
}

.company-logo {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.company-logo img {
    width: 56px;
    height: 56px;
    margin-right: var(--spacing-sm);
    margin-left: -4px;
}

/* ユーザープロファイル */
.user-profile-header {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: var(--spacing-sm);
}

.user-initial {
    font-size: var(--font-size-lg);
}

.username {
    font-weight: 500;
    margin-right: var(--spacing-sm);
}

.user-dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    right: 0;
    display: none;
    background-color: var(--white-color);
    min-width: 160px;
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) 0;
    z-index: 1030;
}

.user-profile-header.active .dropdown-content {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

.user-role {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--secondary-color);
    font-size: var(--font-size-sm);
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 0.5rem;
}

.logout-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--danger-color);
    text-decoration: none;
    transition: background-color 0.2s ease-in-out;
}

.logout-link:hover {
    background-color: #f8f9fa;
    text-decoration: none;
}

/* メニュー項目 */
.menu-items {
    padding: var(--spacing-md) 0;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--dark-color);
    text-decoration: none;
    transition: all 0.2s ease-in-out;
}

.menu-item:hover {
    background-color: rgba(0, 95, 127, 0.05);
    color: var(--primary-color);
}

.menu-item.active {
    background-color: rgba(0, 95, 127, 0.1);
    color: var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

.menu-item .icon {
    width: 24px;
    height: 24px;
    margin-right: var(--spacing-md);
    fill: currentColor;
}

.menu-item span {
    font-weight: 500;
}

.admin-only {
    opacity: 0.8;
}

/* サブメニュー */
.submenu {
    padding-left: var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.menu-item.open .submenu {
    max-height: 500px;
}

/* テーブル操作ボタングループ */
.btn-group {
    display: inline-flex;
    vertical-align: middle;
}

.btn-group>.btn {
    position: relative;
    flex: 0 1 auto;
}

.btn-group>.btn:not(:first-child) {
    margin-left: -1px;
}

.btn-group>.btn:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.btn-group>.btn:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* 通知メッセージ */
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    background-color: var(--white-color);
    color: var(--dark-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    z-index: 1040;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.notification.show {
    opacity: 1;
    transform: translateY(0);
}

.notification.success {
    border-left: 4px solid var(--success-color);
}

.notification.error {
    border-left: 4px solid var(--danger-color);
}

.notification.info {
    border-left: 4px solid var(--info-color);
}

.notification.warning {
    border-left: 4px solid var(--warning-color);
}

/* ページネーション */
.pagination {
    display: flex;
    padding-left: 0;
    list-style: none;
    border-radius: var(--border-radius-md);
}

.page-item:first-child .page-link {
    margin-left: 0;
    border-top-left-radius: var(--border-radius-md);
    border-bottom-left-radius: var(--border-radius-md);
}

.page-item:last-child .page-link {
    border-top-right-radius: var(--border-radius-md);
    border-bottom-right-radius: var(--border-radius-md);
}

.page-item.active .page-link {
    z-index: 3;
    color: var(--white-color);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.page-item.disabled .page-link {
    color: var(--secondary-color);
    pointer-events: none;
    cursor: auto;
    background-color: var(--white-color);
    border-color: #dee2e6;
}

.page-link {
    position: relative;
    display: block;
    padding: 0.5rem 0.75rem;
    margin-left: -1px;
    line-height: 1.25;
    color: var(--primary-color);
    background-color: var(--white-color);
    border: 1px solid #dee2e6;
}

.page-link:hover {
    z-index: 2;
    color: var(--primary-dark);
    text-decoration: none;
    background-color: #e9ecef;
    border-color: #dee2e6;
}

/* レスポンシブなコンテナグリッド */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }

    /* 大画面ではサイドメニューを常に表示 */
    .side-menu {
        transform: translateX(0);
    }

    /* サイドメニューが表示される場合のメインコンテンツの余白調整 */
    body.menu-open {
        margin-left: 250px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1500px;
    }
}

/* グリッドシステム */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.col,
.col-1,
.col-2,
.col-3,
.col-4,
.col-5,
.col-6,
.col-7,
.col-8,
.col-9,
.col-10,
.col-11,
.col-12,
.col-sm,
.col-sm-1,
.col-sm-2,
.col-sm-3,
.col-sm-4,
.col-sm-5,
.col-sm-6,
.col-sm-7,
.col-sm-8,
.col-sm-9,
.col-sm-10,
.col-sm-11,
.col-sm-12,
.col-md,
.col-md-1,
.col-md-2,
.col-md-3,
.col-md-4,
.col-md-5,
.col-md-6,
.col-md-7,
.col-md-8,
.col-md-9,
.col-md-10,
.col-md-11,
.col-md-12,
.col-lg,
.col-lg-1,
.col-lg-2,
.col-lg-3,
.col-lg-4,
.col-lg-5,
.col-lg-6,
.col-lg-7,
.col-lg-8,
.col-lg-9,
.col-lg-10,
.col-lg-11,
.col-lg-12,
.col-xl,
.col-xl-1,
.col-xl-2,
.col-xl-3,
.col-xl-4,
.col-xl-5,
.col-xl-6,
.col-xl-7,
.col-xl-8,
.col-xl-9,
.col-xl-10,
.col-xl-11,
.col-xl-12 {
    position: relative;
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

/* 見積編集フォームスタイル */
.edit-form-wide {
    background-color: var(--white-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    max-width: 1400px;
    margin: 0 auto 2rem;
    max-width: min(95%, 1400px);
    /* 幅の制限を設定 */
    margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
}

.subtitle {
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-bottom: var(--spacing-sm);
}

.subtitle h2 {
    color: var(--primary-color);
    font-size: var(--font-size-xxl);
    margin: 0;
}

.two-column {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.two-column>div {
    margin-bottom: var(--spacing-md);
}

.two-column label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--dark-color);
}

.two-column input[type="text"],
.two-column input[type="number"],
.two-column input[type="date"],
.two-column select,
.two-column textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.two-column input[type="text"]:focus,
.two-column input[type="number"]:focus,
.two-column input[type="date"]:focus,
.two-column select:focus,
.two-column textarea:focus {
    border-color: var(--primary-light);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 95, 127, 0.25);
}

.two-column textarea {
    min-height: 80px;
    resize: vertical;
}

.date-container {
    display: flex;
    gap: var(--spacing-md);
}

.date-container>div {
    flex: 1;
}

/* テーブルスタイル強化 */
.table-container {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.table-container>label,
.section-header {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var (--primary-color);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.data-entry-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    background-color: var(--white-color);
}

.data-entry-table th {
    background-color: #f5f7fa;
    color: var(--dark-color);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem;
    border-bottom: 2px solid #dee2e6;
}

.data-entry-table td {
    padding: 0.75rem;
    border-top: 1px solid #dee2e6;
    vertical-align: middle;
}

.data-entry-table tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.data-entry-table tfoot tr {
    font-weight: bold;
    background-color: #f8f9fa;
}

.data-entry-table input[type="text"],
.data-entry-table input[type="number"],
.data-entry-table select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
}

.data-entry-table .form-control {
    padding: 0.5rem;
    height: auto;
}

.data-entry-table .remark-area {
    min-height: 60px;
    width: 100%;
    resize: vertical;
}

.data-entry-table .numeric-input {
    text-align: right;
}

.data-entry-table .amount-display {
    display: block;
    text-align: right;
    font-weight: 500;
}

/* ボタンスタイル */
.data-row .action-buttons {
    white-space: nowrap;
    text-align: center;
}

.add-row-btn,
.delete-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    transition: all 0.15s ease-in-out;
    font-size: var(--font-size-md);
    border: 1px solid transparent;
    margin: 0 0.25rem;
}

.add-row-btn {
    background-color: var(--primary-color);
    color: var(--white-color);
    min-width: 40px;
}

.add-row-btn:hover {
    background-color: var(--primary-dark);
}

.delete-button {
    background-color: var(--danger-color);
    color: var(--white-color);
}

.delete-button:hover {
    background-color: #c82333;
}

/* 合計表示 */
.grand-total {
    background-color: #f8f9fa;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
    text-align: right;
    font-size: var(--font-size-lg);
}

.grand-total strong {
    display: inline-block;
    width: 100px;
    margin-left: var(--spacing-lg);
}

.grand-total span {
    display: inline-block;
    min-width: 150px;
    font-weight: 600;
}

/* プリントボタン */
.print-button {
    background-color: var(--info-color);
    color: var(--white-color);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    margin-right: var(--spacing-md);
    cursor: pointer;
    transition: background-color 0.15s ease-in-out;
}

.print-button:hover {
    background-color: #138496;
}

.cancel-button {
    background-color: var(--secondary-color);
    color: var(--white-color);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    margin-right: var(--spacing-md);
    cursor: pointer;
    transition: background-color 0.15s ease-in-out;
}

.cancel-button:hover {
    background-color: var(--secondary-dark);
}

/* レスポンシブ対応 */
@media (max-width: 992px) {
    .two-column {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .date-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .data-entry-table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 768px) {
    .edit-form-wide {
        padding: var(--spacing-md);
    }

    .two-column {
        grid-template-columns: 1fr;
    }

    .grand-total {
        text-align: left;
        font-size: var(--font-size-md);
    }

    .grand-total strong {
        width: auto;
        margin-left: 0;
        margin-right: var(--spacing-sm);
    }
}

/* 便利なユーティリティクラス */

/* 便利なユーティリティクラス */
.text-center {
    text-align: center !important;
}

.text-right {
    text-align: right !important;
}

.text-left {
    text-align: left !important;
}

.mb-1 {
    margin-bottom: 0.25rem !important;
}

.mb-2 {
    margin-bottom: 0.5rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.mt-1 {
    margin-top: 0.25rem !important;
}

.mt-2 {
    margin-top: 0.5rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.ml-1 {
    margin-left: 0.25rem !important;
}

.ml-2 {
    margin-left: 0.5rem !important;
}

.ml-3 {
    margin-left: 1rem !important;
}

.ml-4 {
    margin-left: 1.5rem !important;
}

.ml-5 {
    margin-left: 3rem !important;
}

.mr-1 {
    margin-right: 0.25rem !important;
}

.mr-2 {
    margin-right: 0.5rem !important;
}

.mr-3 {
    margin-right: 1rem !important;
}

.mr-4 {
    margin-right: 1.5rem !important;
}

.mr-5 {
    margin-right: 3rem !important;
}

.p-1 {
    padding: 0.25rem !important;
}

.p-2 {
    padding: 0.5rem !important;
}

.p-3 {
    padding: 1rem !important;
}

.p-4 {
    padding: 1.5rem !important;
}

.p-5 {
    padding: 3rem !important;
}

.d-none {
    display: none !important;
}

.d-inline {
    display: inline !important;
}

.d-inline-block {
    display: inline-block !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}

.flex-row {
    flex-direction: row !important;
}

.flex-column {
    flex-direction: column !important;
}

.justify-content-start {
    justify-content: flex-start !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-around {
    justify-content: space-around !important;
}

.align-items-start {
    align-items: flex-start !important;
}

.align-items-end {
    align-items: flex-end !important;
}

.align-items-center {
    align-items: center !important;
}

.align-items-stretch {
    align-items: stretch !important;
}

/* ユーザー情報の2段表示用スタイル */
.user-info {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    margin-right: 0.5rem;
}

.username {
    font-weight: bold;
    font-size: 0.9rem;
}

.user-rank-display {
    font-size: 0.75rem;
    color: #777;
}

.user-dropdown {
    display: flex;
    align-items: center;
}

/* モダンなトグルスイッチ */
.switch-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.toggle-switch {
    position: relative;
    width: 50px;
    height: 24px;
}

.toggle-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-label {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.toggle-label:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.toggle-input:checked+.toggle-label {
    background-color: var(--primary-color);
}

.toggle-input:focus+.toggle-label {
    box-shadow: 0 0 1px var(--primary-color);
}

.toggle-input:checked+.toggle-label:before {
    transform: translateX(26px);
}

/* 日付セクションのスタイル */
.date-section {
    grid-column: span 2;
    margin-bottom: var(--spacing-md);
}

.date-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.date-field {
    margin-bottom: var(--spacing-sm);
}

.date-field label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--dark-color);
}

.date-field input[type="date"] {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.date-field input[type="date"]:focus {
    border-color: var(--primary-light);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 95, 127, 0.25);
}

/* 画像テーブルのスタイル */
#photosTable {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    background-color: var(--white-color);
}

#photosTable th {
    background-color: #f5f7fa;
    color: var(--dark-color);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem;
    border-bottom: 2px solid #dee2e6;
}

#photosTable td {
    padding: 0.75rem;
    border-top: 1px solid #dee2e6;
    vertical-align: middle;
}

#photosTable input[type="date"],
#photosTable input[type="file"] {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
}

#photosTable textarea {
    width: 100%;
    min-height: 60px;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    resize: vertical;
}

.image-container {
    display: flex;
    justify-content: center;
    margin: 10px 0;
}

/* ボタンスタイル強化 */
.edit-button {
    background-color: var(--success-color);
    color: var(--white-color);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    margin-right: var(--spacing-md);
    cursor: pointer;
    transition: background-color 0.15s ease-in-out;
}

.edit-button:hover {
    background-color: #218838;
}

/* データテーブル強化 */
#customsTable,
#productsTable,
#constructionsTable {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    background-color: var(--white-color);
}

#customsTable th,
#productsTable th,
#constructionsTable th {
    background-color: #f5f7fa;
    color: var(--dark-color);
    font-weight: 600;
    text-align: left;
    padding: 0.75rem;
    border-bottom: 2px solid #dee2e6;
}

#customsTable td,
#productsTable td,
#constructionsTable td {
    padding: 0.75rem;
    border-top: 1px solid #dee2e6;
    vertical-align: middle;
}

#customsTable input[type="text"],
#customsTable input[type="number"],
#productsTable input[type="number"],
#constructionsTable input[type="number"] {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
}

#customsTable textarea,
#productsTable textarea,
#constructionsTable textarea {
    width: 100%;
    min-height: 60px;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    resize: vertical;
}

#customsTable select,
#productsTable select,
#constructionsTable select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: var (--border-radius-sm);
    font-size: var (--font-size-md);
    background-color: var(--white-color);
    appearance: menulist;
}

#customsTable .custom-subtotal,
#productsTable .product-subtotal,
#constructionsTable .construction-subtotal {
    font-weight: 500;
    text-align: right;
    display: block;
}

#customsTable tfoot tr,
#productsTable tfoot tr,
#constructionsTable tfoot tr {
    background-color: #f8f9fa;
}

#customsTable tfoot td,
#productsTable tfoot td,
#constructionsTable tfoot td {
    font-weight: bold;
}

/* レスポンシブ対応強化 */
@media (max-width: 992px) {
    .date-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    #photosTable,
    #customsTable,
    #productsTable,
    #constructionsTable {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 768px) {
    .date-grid {
        grid-template-columns: 1fr;
    }

    .switch-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .toggle-switch {
        margin-top: var(--spacing-xs);
    }
}

/* ユーティリティクラス */

/* レスポンシブ対応 - 整理されたメディアクエリ */

/* 1. モバイル (768px以下) */
@media (max-width: 768px) {

    /* ヘッダーとナビゲーション */
    .company-title {
        display: none;
    }

    .side-menu {
        width: 100%;
        left: -100%;
    }

    body.menu-open {
        margin-left: 0;
        overflow: hidden;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* コンテナとレイアウト */
    .container {
        max-width: calc(100vw - 30px);
        padding: 15px;
    }

    body.menu-open .container {
        margin-left: 0;
    }

    /* コンポーネント */
    .quick-links {
        grid-template-columns: repeat(1, 1fr);
    }

    .quick-link-btn-horizontal {
        width: 100px;
        height: 100px;
        padding: 10px;
    }

    .quick-link-btn-horizontal .icon {
        width: 30px;
        height: 30px;
    }

    .stock-card {
        flex: 0 0 calc(50% - 16px);
    }

    .order-card {
        flex: 0 0 calc(100% - 16px);
    }

    .tab-controls {
        flex-direction: column;
        align-items: flex-start;
    }

    .view-toggle {
        margin-left: 0;
        margin-top: 10px;
        width: 100%;
        justify-content: center;
    }

    .modal-dialog {
        max-width: 90%;
    }

    .btn-sm-block {
        display: block;
        width: 100%;
        margin-bottom: 0.5rem;
    }

    /* フォーム要素 */
    .date-grid {
        grid-template-columns: 1fr;
    }

    .switch-container {
        flex-direction: column;
        align-items: flex-start;
    }

    .toggle-switch {
        margin-top: var(--spacing-xs);
    }

    .edit-form-wide {
        padding: var(--spacing-md);
    }

    .two-column {
        grid-template-columns: 1fr;
    }

    .grand-total {
        text-align: left;
        font-size: var(--font-size-md);
    }

    .grand-total strong {
        width: auto;
        margin-left: 0;
        margin-right: var(--spacing-sm);
    }

    .fc-header-toolbar {
        flex-direction: column;
        gap: 10px;
    }

    /* テーブル */
    .data-entry-table,
    #photosTable,
    #customsTable,
    #productsTable,
    #constructionsTable {
        display: block;
        overflow-x: auto;
    }

    /* 特定サイズ向け調整 */
    @media (max-width: 576px) {
        .quick-links-horizontal {
            justify-content: space-around;
        }

        .quick-link-btn-horizontal {
            width: 80px;
            height: 80px;
            padding: 8px;
            margin-bottom: 10px;
        }

        .quick-link-btn-horizontal .icon {
            width: 24px;
            height: 24px;
            margin-bottom: 5px;
        }

        .stock-card {
            flex: 0 0 100%;
        }
    }
}

/* 2. ノートPC (769px～1366px) */
@media (min-width: 769px) and (max-width: 1366px) {

    /* ヘッダーとナビゲーション */
    body.menu-open {
        margin-left: 0;
    }

    .side-menu.open {
        left: 0;
        box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
        z-index: 990;
        /* ヘッダーバー(1000)より低く設定 */
        margin-top: var(--header-height);
        /* ヘッダーバーの下から開始 */
        height: calc(100vh - var(--header-height));
        /* ヘッダーバーの高さを引いた高さに設定 */
    }

    .side-menu .menu-header {
        margin-top: 0;
        /* ヘッダーバーの高さ分のマージンを削除 */
    }

    /* コンテナとレイアウト */
    .container {
        max-width: 95%;
        padding-right: 15px;
        padding-left: 15px;
        transition: max-width 0.3s ease;
    }

    /* 特に1280x678サイズ向けの調整 */
    .main-content {
        max-width: 100%;
        transition: all 0.3s ease;
    }

    body.menu-open .main-content {
        padding-right: var(--menu-width);
        box-sizing: border-box;
        overflow-x: auto;
    }

    /* コンポーネント */
    .stock-card {
        flex: 0 0 calc(33.333% - 16px);
    }

    .order-card {
        flex: 0 0 calc(50% - 16px);
    }

    .two-column {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .date-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .data-entry-table {
        display: block;
        overflow-x: auto;
    }
}

/* 3. ワイドモニター (1367px以上) */
@media (min-width: 1367px) {

    /* ヘッダーとナビゲーション */
    body.menu-open {
        margin-left: var(--menu-width);
    }

    /* コンテナサイズ設定 */
    .container {
        max-width: 1300px;
    }

    @media (min-width: 1600px) {
        .container {
            max-width: 1500px;
        }
    }

    @media (min-width: 1920px) {
        .container {
            max-width: 1800px;
        }
    }
}