/* 利用例セクション */
    .usage-examples {
        max-width: 720px;
        margin: 0 auto 3rem;
        padding: 1rem 2rem;
        background: linear-gradient(135deg, #f9fafb 0%, #e6e9f0 100%);
        border-radius: 16px;
        box-shadow: 0 10px 25px rgb(40 50 70 / 0.1);
    }

    .usage-title {
        font-weight: 700;
        font-size: 1.6rem;
        margin-bottom: 1.5rem;
        color: #27374D;
        /* ネイビーブルー寄りの濃い色 */
        text-align: center;
        letter-spacing: 0.05em;
    }

    .usage-list {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 1.25rem;
    }

    .usage-list li {
        background: white;
        padding: 0.75rem 1rem;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgb(39 55 77 / 0.07);
        display: flex;
        align-items: center;
        font-weight: 500;
        font-size: 1rem;
        color: #34495e;
        /* スチールブルー系の落ち着いた文字色 */
        transition: background-color 0.3s ease;
        cursor: default;
    }

    .usage-list li:hover {
        background-color: #d6e0f0;
        box-shadow: 0 6px 18px rgb(39 55 77 / 0.15);
    }

    .usage-icon {
        flex-shrink: 0;
        background-color: #40577f;
        /* 濃いブルー */
        color: white;
        border-radius: 50%;
        width: 34px;
        height: 34px;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-right: 14px;
        font-size: 18px;
        box-shadow: 0 2px 8px rgb(64 87 127 / 0.3);
        transition: background-color 0.3s ease;
    }

    .usage-list li:hover .usage-icon {
        background-color: #2c3e70;
        box-shadow: 0 3px 12px rgb(44 62 112 / 0.5);
    }


    /* カード共通 */
    .card {
        padding: 1.5rem;
        border-radius: 1rem;
        background-color: #fff;
        box-shadow: 0 6px 18px rgb(0 0 0 / 0.1);
        border: 1px solid #ddd;
        height: 100%;
        display: flex;
        flex-direction: column;
    }

    /* 見出し部分（2つ前の案に戻す） */
    .card-header {
        display: flex;
        align-items: center;
        margin-bottom: 1.25rem;
        background-color: #fff !important;
    }

    .card-header h4 {
        font-weight: 600;
        font-size: 1.375rem;
        /* 少し大きめ */
        margin-left: 1rem;
    }

    .icon-col {
        width: 40px;
        height: 40px;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .icon-circle {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    /* 導入前アイコン背景 */
    .bg-danger-subtle {
        background-color: #f8d7da;
        color: #dc3545;
    }

    /* 導入後アイコン背景 */
    .bg-success-subtle {
        background-color: #d1e7dd;
        color: #198754;
    }


    /* 内容リスト */
    .feature-item {
        display: flex;
        align-items: flex-start;
        gap: 0.75rem;
        margin-bottom: 1rem;
        margin-left: 1rem;
    }

    .feature-icon {
        width: 1.5rem;
        height: 1.5rem;
        font-size: 1.25rem;
        display: flex;
        justify-content: center;
        align-items: flex-start;
        flex-shrink: 0;
        line-height: 1;
        margin-top: 0.1rem;
        /* アイコンとテキスト1行目揃え */
    }

    .feature-text {
        font-size: 0.95rem;
        line-height: 1.5;
        color: #333;
    }

    /* 色別のテキスト・アイコン */
    .text-danger {
        color: #dc3545;
    }

    .text-success {
        color: #198754;
    }


    .plan-card {
        background-color: #fff;
        transition: box-shadow 0.3s ease;
    }

    .plan-card:hover {
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    }

    .badge {
        font-size: 0.95rem;
    }

    .plan-card ul li span {
        font-weight: 500;
        color: #444;
    }

    .plan-card ul li strong {
        font-weight: 600;
        color: #222;
    }


    #portfolio {
        background-image: url(../images/price-bg.png);

        background-repeat: no-repeat;
        background-position: center center;
        background-size: cover;
        padding: 70px 0px 120px 0px;
    }

    .image-card-container {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0;
        align-items: flex-start;
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .image-card {
        margin: 0;
        padding: 10px 8px;
        box-shadow: none;
        border-radius: 0;
        flex: 1 1 45%;
        max-width: 460px;
        display: flex;
        justify-content: center;
    }

    .image-wrapper {
        padding: 0;
        margin: 0;
        border-radius: 0;
        box-shadow: none;
        width: 100%;
        display: flex;
        justify-content: center;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .responsive-img {
        width: 100%;
        height: auto;
        display: block;
        box-sizing: border-box;
    }

    .language-table-wrapper {
        max-width: 900px;
        margin: 0 auto;
        padding: 1rem 1rem;
        background-color: #fff;
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    table th,
    table td {
        font-size: 0.95rem;
        padding: 0.75rem;
        vertical-align: middle;
    }

    @media (max-width: 768px) {
        .image-card {
            flex: 1 1 100%;
            max-width: 100%;
            padding: 10px 0;
        }

        table th,
        table td {
            font-size: 0.85rem;
            padding: 0.5rem;
        }

        .language-table-wrapper {
            max-width: 100%;
            padding: 1rem 0.5rem;
        }
    }


    .flow-section {
        background-color: #fdf6fd;
        padding: 3rem 1rem;
        text-align: center;
        font-family: 'Arial', sans-serif;
    }

    .flow-section-title {
        font-size: 1.8rem;
        font-weight: bold;
        margin-bottom: 2rem;
        color: #ff5cb8;
    }

    .flow-steps {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1.5rem;
        max-width: 1000px;
        margin: 0 auto;
    }

    .flow-step {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 140px;
    }

    .step-circle {
        background: #ffe3f1;
        color: #ff3fa6;
        border-radius: 50%;
        width: 100px;
        height: 100px;
        font-size: 1.2rem;
        font-weight: bold;
        display: flex;
        justify-content: center;
        align-items: center;
        box-shadow: 0 4px 10px rgba(255, 92, 184, 0.2);
        margin-bottom: 0.5rem;
    }

    .step-label {
        font-size: 1rem;
        font-weight: 600;
        color: #444;
    }

    /* Responsive */
    @media (max-width: 768px) {
        .flow-step {
            width: 45%;
        }
    }

    @media (max-width: 480px) {
        .flow-step {
            width: 100%;
        }
    }


    .faq-section {
        background-color: #fff;
        padding: 3rem 1rem;
        font-family: 'Arial', sans-serif;
        max-width: 800px;
        margin: 0 auto;
        border-radius: 12px;
    }

    .faq-title {
        font-size: 1.8rem;
        font-weight: bold;
        text-align: center;
        margin-bottom: 2rem;
        color: #007acc;
    }

    .faq-item {
        border: 1px solid #d0e7f9;
        background-color: #ffffff;
        border-radius: 8px;
        margin-bottom: 1rem;
        overflow: hidden;
        box-shadow: 0 2px 6px rgba(0, 122, 204, 0.1);
    }

    .faq-toggle {
        display: none;
    }

    .faq-question {
        display: block;
        padding: 1rem;
        cursor: pointer;
        font-weight: bold;
        background-color: #e0f2ff;
        color: #007acc;
        transition: background 0.3s;
    }

    .faq-question:hover {
        background-color: #d2eafd;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, padding 0.3s ease;
        padding: 0 1rem;
        color: #333;
    }

    .faq-toggle:checked ~ .faq-answer {
        max-height: 500px;
        padding: 1rem;
    }

    #mieru {
        border-radius: 7px;
        width: -moz-fit-content;
        /* Firefox */
        width: fit-content;
        /* other browsers */
        background-color: #6abbd1;
        padding: 7px 15px;
        color: #fff;
        font-weight: bold;
    }


    .popup-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.6);
        display: none;
        justify-content: center;
        align-items: center;
        z-index: 9999;
    }

    .popup-box {
        background: #fff;
        padding: 1.5rem;
        border-radius: 10px;
        max-width: 600px;
        width: 90%;
        text-align: center;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }

    .popup-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        margin-bottom: 1rem;
        text-align: left;
    }

    .popup-header h4 {
        flex: 1;
        font-size: 1.1rem;
        font-weight: bold;
        margin: 0;
        padding-bottom: .5em;
    }

    .popup-header img {
        max-width: 50%;
        height: auto;
        flex-shrink: 0;
    }

    .popup-box p {
        $margin-bottom: 1rem;
    }

    #link-mieru {
        background-color: #6abbd1;
        color: #fff;
        padding: 0.5rem 1.2rem;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        font-weight: bold;
    }

    #link-mieru:hover {
        background-color: #03a4ed;
    }

    #close-popup {
        background-color: #fe3f40;
        color: #fff;
        padding: 0.5rem 1.2rem;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        font-weight: bold;
    }

    #close-popup:hover {
        background-color: #d90708;
    }


    @media (max-width: 992px) {

        .main-banner .left-content {
            text-align: start;
        }

        #about,
        #about2 {
            padding-top: 2rem;
        }

        #about {
            background-color: darkgray;
        }

        #about2 {
            background-color: darkkhaki;
        }

        .about-us .left-image {
            position: static;
        }
    }