/* Global Reset and Common Utilities */
* { box-sizing: border-box; }

/* CTAセクションのスタイル */
.call-to-action-section {
    background: linear-gradient(135deg, #6366f1, #22d3ee);
    text-align: center;
    color: #fff;
    margin: 0;
    width: 100%;
}

.cta-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap; /* レスポンシブ対応 */
    gap: 30px; /* 要素間の余白 */
}

.cta-text {
    font-size: 40px;
    font-weight: bold;
    vertical-align:  middle; 
}

.cta-arrow {
    font-size: 50px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.8); /* 少し薄い白 */
}

.cta-download-btn {
    background-color: #FFC107; /* 黄色のボタン */
    color: #444; /* ボタン内の文字色 */
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 20px;
    font-weight: bold;
    display: flex;
    flex-direction: column; /* カウントとテキストを縦に並べる */
    align-items: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease, transform 0.3s ease;
margin: 20px;
}

.cta-download-btn:hover {
    background-color: #e0a800; /* ホバー時の色 */
    transform: translateY(-3px); /* 少し浮き上がる */
}

.download-count {
    color: #fff;
    padding: 5px 15px;
    border-radius: 5px;
    font-size: 20px;
    margin-bottom: 5px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .call-to-action-section {
        margin-left: 0;
    }
    
    .cta-text {
        font-size: 30px;
    }
    .cta-arrow {
        display: none; /* スマホでは矢印を非表示にするか、縦配置にする */
    }
    .cta-content {
        flex-direction: column; /* 縦並びにする */
        gap: 20px;
    }
    .cta-download-btn {
        font-size: 20px;
        padding: 15px 30px;
    }
    .download-count {
        font-size: 18px;
    }
}

/* Common Section Titles and Subtitles */
.section-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #444;
}

.section-subtitle {
    font-size: 1.1em;
    color: #666;
    margin-bottom: 50px;
}

/* セクション区切り線 */
.section-divider {
    width: 80%;
    max-width: 1000px;
    height: 2px;
    background: linear-gradient(to right, transparent, #2382ff, transparent);
    margin: 60px auto;
    position: relative;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background-color: #4a90e2;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 28px;
    }
    .section-subtitle {
        font-size: 1em;
        margin-bottom: 30px;
    }
}

/* Header Banner (If used as a general component) */
.header-banner {
    background-color: #26acea;
    color: #fff;
    text-align: center;
    padding: 30px 20px;
    margin-bottom: 50px;
}

.header-banner p {
    margin: 0;
    font-size: 1.2em;
    font-weight: bold;
}

.header-banner .main-message {
    font-size: 2.2em;
    font-weight: bolder;
}

.header-banner .icon-gear {
    display: inline-block;
    width: 32px;
    height: 32px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    vertical-align: middle;
    margin-right: 8px;
}

.header-banner .icon-gear--feature {
    background-image: url('../image/icon1.png');
}

.header-banner .icon-gear--option {
    background-image: url('../image/icon5.png');
}

.header-banner .icon-gear--multi-pc {
    background-image: url('../image/icon7.png');
}

.header-banner .icon-gear--custom {
    background-image: url('../image/icon6.png');
}


@media (max-width: 768px) {
    .header-banner {
        padding: 20px 10px;
        margin-bottom: 30px;
    }
    .header-banner p {
        font-size: 1em;
    }
    .header-banner .main-message {
        font-size: 2em;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: #fefefe;
    margin: auto;
    padding: 20px;
    border: 1px solid #888;
    max-width: 90%;
    max-height: 90%;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    border: 1px solid #888;
}

/* モーダルナビゲーション */
.modal-nav {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 1001;
}

.modal-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.6);
    color: #fff;
    border: none;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.modal-nav-btn:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

.modal-nav-btn:active {
    transform: scale(0.95);
}

.modal-image-counter {
    background-color: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
}

.close-btn {
    color: #aaa;
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
}

.close-btn:hover,
.close-btn:focus {
    color: #000;
    text-decoration: none;
}

@media (max-width: 1200px) {
    .modal-content {
        padding: 10px;
    }
    .close-btn {
        font-size: 28px;
        top: 5px;
        right: 10px;
    }
}

@media (max-width: 940px) {
    .modal-content {
        padding: 10px;
    }
    .close-btn {
        font-size: 28px;
        top: 5px;
        right: 10px;
    }
}

/* ----------Hero Section ----------*/
.hero-section {
    background-image: url('../image/sales/bg_01.gif');
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    padding: 200px 0 50px 0;
    padding-top: 80px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    text-align: left;
    margin-bottom: 0;
    transition: margin-left 0.3s ease;
}

.hero-section .container {
    width: 100%;
    max-width: 900px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
}

.hero-content {
    max-width: 600px;
    margin: 0;
    opacity: 1;
    visibility: visible;
}

.hero-content p{
    color:#000;
}

.hero-content h1 {
    font-size: 46px;
    font-weight: bold;
    margin: 0;
    color: #fff;
    text-shadow: 1px 2px 3px #666;
    min-height: 1.2em;
    opacity: 1;
}
.hero-title-with-button {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 20px;
    margin-bottom: 20px;
}

.hero-content h2 {
    font-size: 25px;
    font-weight: bold;
    color: #000;
    opacity: 1;
    margin: 0;
    flex: 1;
}

.btn-screen-detail {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    padding: 0;
    margin-right: 20px;
    background: linear-gradient(135deg, #ff9500d1, #ffb84dd1);
    color: #ffffff;
    text-decoration: none;
    border-radius: 50%;
    font-size: 18px;
    font-weight: 600;
    white-space: normal;
    text-align: center;
    line-height: 1.2;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4), 0 0 0 2px rgba(255, 255, 255, 0.2);
    border: none;
}

.btn-screen-detail:hover {
    background: linear-gradient(135deg, #ff9500, #ffb84d);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5), 0 0 0 2px rgba(255, 255, 255, 0.3);
}

.hero-image h2 {
    font-size: 30px;
    font-weight: bold;
    margin: 0;
    text-align: center;
    color: #000;
}

.hero-content p {
    font-size: 16px;
    margin: 0 0 40px;
    opacity: 1;
}

.hero-buttons {
    opacity: 0;
    transform: translateY(20px);
}

.hero-buttons .btn-style-1,
.hero-buttons .btn-style-2,
.hero-buttons .btn-style-3 {
    margin: 0 20px 0 0;
    padding: 10px 10px;
}

.hero-image {
    margin-top: 20px;
    width: 250px;
    height: auto;
    opacity: 0;
    transform: translateX(30px);
}

.hero-image img {
    width: 100%;
    height: auto;
    max-width: 100%;
}


@media (min-width: 769px) {
    .hero-section {
        margin: -40px 0;
        padding: 70px 15px 50px 15px;
    }
    .hero-buttons .btn-style-1,
    .hero-buttons .btn-style-2,
    .hero-buttons .btn-style-3 {
        margin: 10px;
        font-size: 13px;
        padding: 10px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        margin: -40px 0;
        padding: 50px 15px 50px 15px;
    }

    .hero-section .container {
        flex-direction: column;
        gap: 20px;
        max-width: 100%;
    }

    .hero-content {
        max-width: none;
        text-align: left;
    }

    .hero-image {
        max-width: 160px;
        margin: 20px auto 0 auto;
        text-align: center;
        display: block;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-content p {
        font-size: 16px;
    }

    .hero-buttons .btn-style-1,
    .hero-buttons .btn-style-2,
    .hero-buttons .btn-style-3 {
        margin: 5px;
        font-size: 12px;
        padding: 5px 5px;
    }
}

/* ----------News Section ----------*/
.news-section {
    padding: 50px 0 100px 0;
    background-color:#b5e4f7;
    transition: margin-left 0.3s ease;
}

.news-section .container {
    display: flex;
    justify-content: center;
}

.news-column {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding:20px;
    width: 100%;
    max-width: 800px;
    text-align: center;
}

.news-column-title {
    font-size: 25px;
    font-weight: bold;
    color: #444;
    margin-bottom: 25px;
}

.news-column .news-list-container{
    text-align: left;
}

.news-list {
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
    width: 80%;
    margin: 0 auto;
}

.news-list li {
    margin-bottom: 15px;
    font-size: 18px;
}

.news-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    line-height: 1.6;
}

.news-item-date {
    font-weight: 700;
    color: #1f2937;
    min-width: 110px;
    text-align: left;
}

.news-item-title {
    color: #444;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-item-title:hover {
    color: #444;
}

.news-item-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
}

.news-item-category {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 999px;
    background: #eef2ff;
    color: #3730a3;
}

.news-item-summary {
    margin: 0;
    font-size: 15px;
    color: #475569;
    cursor: default;
}

.news-item-summary:hover::after,
.news-item-summary:hover::before {
    display: none !important;
}

.news-empty {
    font-size: 16px;
    color: #64748b;
}

.news-list li a {
    color: #444;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-list li a:hover {
    color: #444;
}

.news-more {
    display: inline-block;
    font-size: 16px;
    color: #666;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 15px;
    border: 1px solid #666;
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.news-more.is-hidden {
    display: none;
}

.news-more:hover {
    background-color: #4a90e2;
    color: #fff;
}

/* 補足説明*/
.introduction-notes {
    text-align: left;
    color: #444;
    font-size: 0.95em;
    line-height: 1.8;
    margin-bottom: 60px;
    width: 70%;
    margin: 0 auto 60px;
}

.introduction-notes p {
    text-align: left;
}

/* タブレットサイズ（1024px以下） */
@media (max-width: 1024px) {
    .sidebar-nav {
        width: 180px;
        padding: 30px 10px;
    }

    .sidebar-nav h3 {
        font-size: 16px;
    }

    .sidebar-nav a {
        padding: 8px 10px;
        font-size: 13px;
    }

    .main-content {
        margin-left: 180px;
    }
}

/* スマホサイズ（768px以下） */
@media (max-width: 768px) {
    .news-section {
        padding: 40px 0;
        margin-left: 0;
    }

    .news-section .container {
        max-width: 100%;
        padding: 0 15px;
    }

    .news-column {
        padding: 20px 15px;
    }

    .news-column-title {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .news-list li {
        font-size: 16px;
    }

    .sidebar-nav {
        display: none; /* スマホでは完全に非表示 */
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 0;
        padding-top: 80px;
    }

    .main-title {
        margin: 30px 10px 10px;
    }

    .content {
        margin: 10px 0;
        width: 100%;
    }

    .left-menu {
        padding: 20px 30px;
    }

    .right-menu-container {
        padding: 20px;
    }

    .menu-display-area {
        margin: 30px 10px;
        width: calc(100% - 20px);
    }

    .header-banner {
        margin-bottom: 30px;
    }

    .two-column-layout {
        flex-direction: column;
    }
}

/* ----------Sales Problem Section ----------*/
.sales-problem-section {
    background-color: #f8f9fa;
    text-align: center;
}

.sales-problem-section .container {
    padding: 60px ;
    width: 100%;
}

.sales-problem-section .section-title {
    text-align: center;
    font-size: 32px;
    font-weight: bold;
    color: #444;
}

.sales-problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
   
}

.sales-problem-item {
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sales-problem-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.sales-problem-item .problem-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.sales-problem-section h2 {
    font-size: 18px;
    font-weight: bold;
    color: #444;
    margin: 0 0 50px 0;
    line-height: 1.4;
}

.sales-problem-item h3 {
    font-size: 18px;
    font-weight: bold;
    color: #444;
    margin-bottom: 15px;
    line-height: 1.4;
}

.sales-problem-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.sales-problem-item .arrow-down {
    font-size: 24px;
    color: #4a90e2;
    margin: 15px 0;
}

.sales-problem-item .solution {
    background-color: #e6f7ff;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #2382ff;
    text-align: left;
}

.sales-problem-item .solution-label {
    font-size: 13px;
    font-weight: bold;
    color: #4a90e2;
    margin-bottom: 8px;
}

.sales-problem-item .solution-detail {
    font-size: 13px;
    color: #444;
    line-height: 1.6;
    margin: 0;
}

.problem-cta {
    text-align: center;
    padding: 40px 20px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.problem-cta .cta-text {
    font-size: 24px;
    color: #444;
    font-weight: 500;
    margin-bottom: 20px;
}

.problem-cta .cta-text strong {
    color: #4a90e2;
    font-weight: 700;
}

.problem-cta .cta-button {
    display: inline-block;
    background-color: #FFC107;
    color: #444;
    text-decoration: none;
    padding: 15px 40px;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.problem-cta .cta-button:hover {
    background-color: #e0a800;
    transform: translateY(-3px);
}

@media (max-width: 1024px) {
    .sales-problems-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .sales-problem-section {
        padding: 60px 0;
    }

    .sales-problem-section .container {
        max-width: 100%;
        padding: 0 15px;
    }

    .sales-problem-section .section-title {
        font-size: 26px;
        margin-bottom: 40px;
    }

    .sales-problems-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .sales-problem-item {
        padding: 25px 20px;
    }

    .sales-problem-item .problem-icon {
        font-size: 40px;
    }

    .sales-problem-item h3 {
        font-size: 16px;
    }

    .problem-cta {
        padding: 30px 15px;
    }

    .problem-cta .cta-text {
        font-size: 20px;
    }

    .problem-cta .cta-button {
        padding: 12px 30px;
        font-size: 16px;
    }
}

/* 【Two-Column Layout (Sidebar and Main Content) 】*/
.two-column-layout {
    display: flex;
    min-height: 100vh;
    background-color:#f8f9fa;
    padding-top: 0;
    position: relative;
}

.sidebar-nav {
    width: 220px;
    background: linear-gradient(135deg, #6366f1, #22d3ee);
    padding: 30px 15px;
    padding-top: 150px;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    border-right: 1px solid #e9ecef;
    z-index: 50;
    transition: width 0.3s ease;
}

.sidebar-nav h3 {
    font-size: 17px;
    font-weight: bold;
    margin-bottom: 20px;
    color: white;
    border-bottom: 2px solid#6366f1;
    padding-bottom: 10px;
}

.sidebar-nav p {
    font-size: 13px;
    color: white;
    font-weight: bold;
}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 10px;
}

.sidebar-nav a {
    display: block;
    padding: 10px 12px;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 13px;
}

.sidebar-nav a:hover {
    background-color:  #e8f0ff60;
    color: #2c3e50;
}

.main-content {
    flex: 1;
    padding: 0;
    padding-top: 120px;
    background-color: #fff;
    margin-left: 220px;
    transition: margin-left 0.3s ease;
}

.main-title {
    margin: 50px 70px 10px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: bold;
    padding: 5px;
    background-color: #fff;
    border-bottom: 5px solid #87cefa;
    color: #444;
}

.content {
    margin: 10px 70px;
    display: flex;
    flex-grow: 1;
    background-color: #e8f0ff;
}

/* ----------Introduction Section (機能紹介) ----------*/
.introduction-section {
    padding: 0 0 50px 0;
    text-align: center;
}

.introduction-section .container {
    max-width: 90%;
    margin: 0 auto 100px;
    padding: 20px 0;
    background-color: #fff;
}

/* Full width image */
.introduction-section .full-width-image {
    width: 100%;
    margin: 40px 0;
    text-align: center;
}

.introduction-section .full-width-image img {
    max-width: 70%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Introduction content layout */
.introduction-section .introduction-content {
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 80px;
    text-align: left;
}

.introduction-section .introduction-image {
    width: 175px;
    height: 227px;
}

.introduction-section .introduction-text {
    max-width: 800px;
    height: auto;
}

.introduction-section .introduction-text p {
    margin-top: 0;
}

.introduction-section .introduction-sub-text {
    max-width: 780px;
    height: auto;
    margin-left: 20px;
}

.introduction-section .introduction-sub-text h4 {
    font-size: 22px;
    margin: 0;
}

.introduction-section .feature-title {
    font-size: 28px;
    font-weight: bold;
    color: #444;
    margin-top: 0;
    margin-bottom: 20px;
}

.introduction-section .note {
    font-size: 10px;
    vertical-align: text-bottom;
    margin-left: 30px;
}

.introduction-section .introduction-img {
    display: flex;
    gap: 20px;
    margin: 20px;
    justify-content: flex-start;
}

.introduction-section .introduction-img img {
    max-width: 200px;
    height: auto;
}

/* Responsive styles */
@media (max-width: 1200px) {
    .introduction-section .container {
        max-width: 90%;
        padding: 70px;
    }
}

@media (max-width: 1100px) {
    .introduction-section .introduction-text {
        order: 1;
    }
    
    .introduction-section .introduction-image {
        order: 2;
        width: 100%;
        max-width: 500px;
        margin: 20px auto 0;
    }
}

@media (max-width: 940px) {
    /* Sidebar を非表示にして、main-content を左寄せ */
    .sidebar-nav {
        display: none;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    .hero-section {
        margin-left: 0;
        padding: 80px 15px 50px 15px;
    }

    .news-section {
        margin-left: 0;
    }

    .introduction-section .container {
        max-width: 100%;
        padding: 10px;
    }
}

@media (max-width: 768px) {


    .introduction-section .container {
        max-width: 100%;
        padding: 0 10px;        margin: 0 auto 50px;
    }

    .introduction-section p {
        font-size: 12px;
    }
    .introduction-section .main-title {
        font-size: 14px;
    }

    .introduction-section .full-width-image {
        margin: 20px 0;
    }

    .introduction-section .full-width-image img {
        max-width: 90%;
    }

    .introduction-section .introduction-content {
        margin-bottom: 40px;
    }
}

/* ----------Menu Display Area (Accordion) ----------*/
.menu-display-area {
    border: 3px solid #aaa;
    border-radius:20px;
    overflow: hidden;
    margin: 50px auto;
    width: 80%;
}

.main-title {
    margin: 50px 70px 10px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: bold;
    padding: 5px;
    background-color: #fff;
    border-bottom: 5px solid #87cefa;
    color: #444;
}

.content {
    margin: 10px 70px;
    display: flex;
    flex-grow: 1;
    background-color: #e8f0ff;
}

.left-menu {
    width: 30%;
    background-color: #4dc5f2;
    padding: 30px 30px;
    border-right: 1px solid #a0c0e0;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex-shrink: 0;
}

.left-menu .menu-button {
    background-color: #fffaf0;
    border: 1px solid #da8d66;
    border-radius: 5px;
    padding: 5px 0 10px 0;
    cursor: pointer;
    font-size: 0.9rem;
    text-align: center;
    transition: background-color 0.2s, box-shadow 0.2s;
    width: 100%;
    color: #444;
}

.left-menu .menu-button:hover {
    background-color: #ddd;
}

.left-menu .menu-button.active {
    background-color: #f8e8b0;
    border-color: #e0d0a0;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}

.right-menu-container {
    border: 1px solid #4dc5f2;
    background-color: #fff;
    width: 70%;
    flex-grow: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.right-menu {
    display: none;
    flex-wrap: wrap;
    gap: 10px;
    align-content: flex-start;
}

.right-menu.active {
    display: flex;
}

.right-menu .preview-btn,
.right-menu .placeholder-button {
    background-color: #fffaf0;
    border: 1px solid #da8d66;
    border-radius: 5px;
    padding: 5px 0 10px 0;
    cursor: pointer;
    font-size: 0.9rem;
    text-align: center;
    transition: background-color 0.2s, box-shadow 0.2s;
    width: 45%;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.1);
    color: #444;
    white-space: nowrap;
}

.right-menu .preview-btn:hover {
    background-color: #ddd;
}

.right-menu .placeholder-button {
    visibility: hidden;
    pointer-events: none;
    background-color: transparent;
    border-color: transparent;
    box-shadow: none;
}

.menu-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    width: 100%;
    justify-content: space-around;
}

@media (max-width: 1200px) {
    .content {
        flex-direction: column;
    }
    .left-menu {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #a0c0e0;
    }
    .menu-display-area{
        width: 100%;
    }
    .right-menu {
        justify-content: center;
    }
    .right-menu .preview-btn,
    .right-menu .placeholder-button {
        width: 70%;
    }
    .right-menu-container {
        width: 100%;
        justify-content: center;
        padding:30px 50px;
    }
    .menu-row {
        justify-content: center;
    }
    .menu-button {
        width: 90%;
        margin: 0;
    }
}

@media (max-width: 940px) {
    .content {
        margin: 0 auto;
        width: 90%;
        flex-direction: column;
    }
    .left-menu {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #a0c0e0;
    }
    .menu-display-area{
        width: 100%;
    }
    .right-menu {
        justify-content: center;
    }
    .right-menu .preview-btn,
    .right-menu .placeholder-button {
        width: 100%;
    }
    .right-menu-container {
        margin: 0;
        width: 100%;
        padding: 50px;
    }
    .menu-row {
        margin: 0;
        justify-content: center;
        flex-direction: column;
    }
    .menu-button {
        width: 100%;
    }
}

/* ----------Option Features Section ----------*/
.option-features-section {
    padding: 0 0 50px 0;
    background-color: #e6f7ff;
    text-align: center;
}

.option-features-section  .container {
    max-width: 90%;
    margin: 0 auto 100px;
    padding: 20px 0;
    background-color: #e6f7ff;
}



/* Option Cards Grid Layout */
.option-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 40px;
    padding: 0 20px;
}

.option-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 30px 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 15px;
    min-height: 220px;
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.option-card-title {
    font-size: 16px;
    font-weight: bold;
    color: #444;
    margin: 0;
    line-height: 1.4;
}

.option-card-pricing {
    display: flex;
    gap: 15px;
    margin: 15px 0;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.pricing-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.pricing-label {
    font-size: 11px;
    color: #666;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-value {
    font-size: 20px;
    font-weight: bold;
    line-height: 1.2;
}

.pricing-value.initial {
    color: #4a90e2;
}

.pricing-value.monthly {
    color: #4a90e2;
}

.option-card-description {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    flex-grow: 1;
    padding-left: 20px;
    list-style: none;
}

.option-card-description li {
    position: relative;
    margin-bottom: 8px;
    padding-left: 15px;
}

.option-card-description li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #4a90e2;
    font-weight: bold;
}

.option-card-note {
    font-size: 12px;
    color: #888;
    font-style: italic;
}

.option-list {
    list-style: disc;
    padding-left: 25px;
    margin-bottom: 40px;
    color: #444;
    font-size: 1.05em;
    line-height: 1.6;
}

.option-list li {
    margin-bottom: 10px;
}

.option-list li strong {
    color: #4a90e2;
}

.option-note {
    font-size: 0.9em;
    color: #888;
    text-align: right;
    margin-top: 30px;
}

/* Responsive styles for tablets */
@media (max-width: 1024px) {
    .option-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .option-features-section {
        padding: 40px 0;
    }

    .option-features-section .container {
        max-width: 100%;
        padding: 0 10px;
    }


    .option-cards-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 0 10px;
    }

    .option-card {
        padding: 25px 20px;
        min-height: auto;
    }

    .option-card-title {
        font-size: 15px;
    }

    .option-card-pricing {
        flex-direction: column;
        gap: 10px;
        padding: 12px;
    }

    .pricing-label {
        font-size: 10px;
    }

    .pricing-value {
        font-size: 18px;
    }

    .option-card-description {
        font-size: 12px;
        padding-left: 15px;
    }

    .option-card-description li {
        margin-bottom: 6px;
        padding-left: 12px;
    }

    .option-list {
        padding-left: 20px;
        font-size: 0.95em;
    }
}

/* ----------Order Customization Section ----------*/
.order-customization-section {
    padding: 0 0 50px 0;
    background-color: #ffffff;
    text-align: center;
}

.order-customization-section .container {
    max-width: 90%;
    margin: 0 auto 100px;
    padding: 20px 0;
    background-color: #fff;
}

.order-customization-section .block-title {
    display: inline-block;
    padding: 10px 30px;
    border-radius: 5px;
    font-size: 1.3em;
    font-weight: bold;
    margin-bottom: 30px;
}

.order-customization-section .block-title.green-button {
    background-color: white; /* 背景色を白に変更 */
    color: #4CAF50;
    border: 2px solid #c0e0a0;
    position: relative;
    padding-bottom: 10px;
    border-radius:30px;
}

.order-customization-section .block-title.green-button::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    border-width: 15px 15px 0;
    border-style: solid;
    border-color: #c0e0a0 transparent transparent transparent; /* 三角形の色（ボーダーの色） */
    z-index: 1;
}

.order-customization-section .block-title.green-button::before {
    content: '';
    position: absolute;
    bottom: 1px;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    border-width: 13px 13px 0;
    border-style: solid;
    border-color: white transparent transparent transparent; /* 背景色と同じにして白抜き */
    z-index: 2;
}

.order-customization-section .block-title.blue-border {
    background-color: #fff;
    color: #26acea;
    border: 2px solid #26acea;
    width: 95%;
    font-size: 1.8rem;
}

.order-customization-section .section-block {
    text-align: center;
    margin-bottom: 60px;
}

.order-customization-section .section-block .block-content {
    background-color: #fffaf0;
    border-radius: 8px;
    padding: 30px 50px;
    max-width: 800px;
    margin: 20px auto 0; /* 吹き出しが重なるように上部のマージンを調整 */
    text-align: left;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.order-customization-section .section-block .check-item {
    font-size: 1.1em;
    color: #444;
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
}

.order-customization-section .section-block .check-icon {
    color: #4CAF50;
    font-weight: bold;
    margin-right: 10px;
    font-size: 1.2em;
}

.order-customization-section .section-block ul {
    list-style: none;
    padding-left: 30px;
    margin-top: -5px;
    margin-bottom: 20px;
}

.order-customization-section .section-block ul li {
    font-size: 1em;
    color: #444;
    margin-bottom: 5px;
    display: flex;
    align-items: flex-start;
}

.order-customization-section .section-block .dot-icon {
    font-size: 1.5em;
    line-height: 0.8;
    margin-right: 8px;
    color: #888;
}

.order-customization-section .achievements-block {
    text-align: center;
    margin-bottom: 60px;
}

.order-customization-section .achievements-block .achievement-text {
    font-size: 2em;
    font-weight: bold;
    color: #444;
    margin-bottom: 10px;
}

.order-customization-section .achievements-block .achievement-number {
    font-size: 1.8em;
    color: #FF0000;
}

.order-customization-section .achievements-block .sub-text {
    font-size: 1.1em;
    color: #666;
    margin-bottom: 30px;
}

.order-customization-section .achievements-block .detail-button {
    display: inline-block;
    background-color: #FFC107;
    color: #fff;
    padding: 15px 40px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.order-customization-section .achievements-block .detail-button:hover {
    background-color: #e0a800; /* ホバー時の色 */
    transform: translateY(-3px); /* 少し浮き上がる */
}

.order-customization-section .features-block .feature-tabs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin:20px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 10px;
}

.order-customization-section .features-block .feature-tab-item {
    background-color: #fff;
    border: 2px solid #eaf6fb;
    border-radius: 10px;
    padding: 20px 15px;
    text-align: left;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.199);
}

.order-customization-section .features-block .feature-tab-item:hover {
    border-color: #26acea;
    box-shadow: 0 4px 12px rgba(38, 172, 234, 0.2);
    transform: translateY(-3px);
}

.order-customization-section .features-block .feature-tab-title {
    font-size: 1.1em;
    font-weight: bold;
    color: #444;
    margin: -20px -15px 15px -15px;
    padding: 10px 15px;
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    border-left: 4px solid #e0a800;
    box-shadow: 
        2px 2px 4px rgba(0, 0, 0, 0.1),
        inset -1px -1px 2px rgba(0, 0, 0, 0.05);
    position: relative;
    border-radius: 0 0 5px 0;
}

.order-customization-section .features-block .feature-tab-title::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 0 10px 10px;
    border-color: transparent transparent #e0a800 transparent;
}

.order-customization-section .features-block .feature-tab-description {
    font-size: 0.9em;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.order-customization-section .features-block .feature-note {
    font-size: 0.9em;
    color: #888;
    margin-top: 20px;
    line-height: 1.6;
}

.order-customization-section .flow-block .flow-description {
    font-size: 0.8em;
    color: #666;
    margin:50px;
    text-align: left;
}

.order-customization-section .flow-block .flowchart {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    max-width: 1200px;
    margin: 0 auto;
}

.order-customization-section .flow-block .flow-step {
    background-color: #f8f8eb;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 15px 10px;
    text-align: center;
    width: 140px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    flex-shrink: 0;
    height: 180px;
}

.order-customization-section .flow-block .flow-step .step-title {
    font-size: 0.9em;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 5px;
}

.order-customization-section .flow-block .flow-step .step-content {
    font-size: 0.7em;
    color: #444;
    line-height: 2;
    text-align: left;
}

.order-customization-section .flow-block .flow-arrow {
    font-size: 2em;
    color: #888;
    font-weight: bold;
    padding: 0 5px;
    display: flex;
    align-items: center;
}

@media (max-width: 768px) {
    .order-customization-section .container {
        max-width: 100%;
        padding: 0 10px;
    }

    .order-customization-section .block-title {
        font-size: 1.1em;
        padding: 8px 20px;
        margin-bottom: 20px;
    }

    .order-customization-section .section-block .block-content {
        padding: 20px 15px;
    }
    .order-customization-section .section-block .check-item,
    .order-customization-section .section-block ul li {
        font-size: 0.95em;
    }
    .order-customization-section .section-block ul {
        padding-left: 20px;
    }

    .order-customization-section .achievements-block .achievement-text {
        font-size: 1.6em;
    }
    .order-customization-section .achievements-block .achievement-number {
        font-size: 1.5em;
    }
    .order-customization-section .achievements-block .sub-text {
        font-size: 1em;
    }
    .order-customization-section .achievements-block .detail-button {
        padding: 12px 30px;
        font-size: 1em;
    }

    .order-customization-section .features-block .feature-tabs {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .order-customization-section .features-block .feature-tab-item {
        min-width: 100%;
        padding: 15px 12px;
    }

    .order-customization-section .features-block .feature-tab-title {
        font-size: 1em;
        margin: -15px -12px 12px -12px;
        padding: 8px 12px;
    }

    .order-customization-section .features-block .feature-tab-title::before {
        border-width: 0 0 8px 8px;
        right: -8px;
    }

    .order-customization-section .features-block .feature-tab-description {
        font-size: 0.85em;
    }

    .order-customization-section .features-block .feature-note {
        font-size: 0.85em;
    }

    .order-customization-section .flow-block .flow-description {
        font-size: 1em;
        margin-bottom: 30px;
    }
    .order-customization-section .flow-block .flowchart {
        flex-direction: column;
        gap: 10px;
    }
    .order-customization-section .flow-block .flow-step {
        width: 80%;
    }
    .order-customization-section .flow-block .flow-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }
}

/* ----------multi-pc-section ----------*/
/* 複数台利用セクション */
.multi-pc-section {
    padding: 0 0 50px 0;
    text-align: center;
    background-color: #ffffff;
}


.multi-pc-section .container {
    max-width: 900px; /* コンテンツの最大幅 */
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

/* 導入部分 */

.section-subtitle{
    margin-bottom: 10px;
}

.section-subtitle .highlight-price {
    color: #ff0000; /* 赤色 */
    font-size: 1.2em; /* 価格を強調 */
}

/* ポイント */
.multi-pc-points {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin:50px 0 60px 0;
    flex-wrap: wrap; /* スマホ対応 */
}

.multi-pc-points .point-item {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    width: 45%; /* 2列で表示 */
    min-width: 300px; /* 最小幅 */
    text-align: left;
}

.multi-pc-points .point-number {
    font-size: 1.2em;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 15px;
    display: block;
}

.multi-pc-points .number-circle {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: #007bff;
    color: #fff;
    font-size: 0.8em;
    margin-left: 5px;
}

.multi-pc-points .point-title {
    font-size: 1em;
    color: #444;
    margin-bottom: 10px;
}

.multi-pc-points .point-description {
    font-size: 0.8em;
    color: #666;
    line-height: 1.6;
}

/* コストテーブルブロック */
.multi-pc-cost-table-block {
    margin-bottom: 50px;
}

.multi-pc-cost-table-block .cost-table-title {
    font-size: 1.8em;
    color: #007bff;
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.multi-pc-cost-table-block .cost-table {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    border-collapse: collapse;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.multi-pc-cost-table-block .cost-table th,
.multi-pc-cost-table-block .cost-table td {
    border: 1px solid #ddd;
    padding: 12px 15px;
    text-align: center;
}

.multi-pc-cost-table-block .cost-table th {
    background-color: #f0f8ff;
    font-weight: bold;
    color: #444;
}

.multi-pc-cost-table-block .cost-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}



/* 補足説明 */
.multi-pc-notes {
    text-align: left;
    color: #444;
    font-size: 0.95em;
    line-height: 1.8;
    margin-bottom: 60px;
    width: 70%;
    margin: 0 auto 60px;
}

.multi-pc-notes p {
    text-align: left;
}

/* 自動見積もりブロック */
.multi-pc-estimate-block {
    background-color: #e6f7ff; /* 背景色 */
    padding: 50px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.multi-pc-estimate-block .estimate-title {
    font-size: 2.2em;
    color: #007bff;
    margin-bottom: 10px;
}

.multi-pc-estimate-block .estimate-subtitle {
    font-size: 1.1em;
    color: #666;
    margin-bottom: 40px;
}

.multi-pc-estimate-block .estimate-form-area {
    margin: 0 40px;
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.multi-pc-estimate-block .form-instruction {
    font-size: 1em;
    color: #444;
    margin-bottom: 20px;
    text-align: left;
    background-color: #f0f8ff;
    padding: 10px 15px;
    border-radius: 5px;
    border-left: 4px solid #007bff;
}

.multi-pc-estimate-block .input-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.multi-pc-estimate-block .input-row label {
    font-weight: bold;
    color: #444;
    font-size: 1.1em;
    white-space: nowrap; /* テキストが改行されないように */
}

.multi-pc-estimate-block .input-row input[type="number"] {
    width: 80px;
    padding: 8px 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1em;
    text-align: right;
}

.multi-pc-estimate-block .input-row .unit {
    font-size: 1.1em;
    color: #444;
}

.multi-pc-estimate-block .input-row button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    font-size: 1em;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
    white-space: nowrap;
}

.multi-pc-estimate-block .input-row button#calculate-estimate {
    background-color: #007bff;
    color: #fff;
    margin-left: 20px;
}

.multi-pc-estimate-block .input-row button#calculate-estimate:hover {
    background-color: #4a90e2;
}

.multi-pc-estimate-block .input-row button#clear-estimate {
    background-color: #f0f0f0;
    color: #444;
    border: 1px solid #ddd;
}

.multi-pc-estimate-block .input-row button#clear-estimate:hover {
    background-color: #ddd;
}

/* --- 自動見積もりブロックの結果表示部分 (最終版) --- */
.multi-pc-estimate-block .calculation-result-new {
    border: 1px solid #a0c0e0; /* 外枠 */
    background-color: #fff; /* 背景色 */
    width: 100%;
    max-width: 550px; /* イメージ画像に合わせて最大幅を調整 */
    margin: 0 auto; /* 中央寄せ */
    font-size: 0.95em;
    color: #444;
    border-radius: 5px;
    overflow: hidden; /* 角丸対応 */
}

.multi-pc-estimate-block .result-header {
    display: flex;
    border-bottom: 1px solid #a0c0e0;
}

.multi-pc-estimate-block .result-header .empty-cell {
    width: 20%; /* 左側ラベルの幅に合わせて調整 */
    border-right: 1px solid #a0c0e0;
}

.multi-pc-estimate-block .result-header .header-cell {
    width: 80%; /* 金額セルの幅 */
    background-color: #d0e0ff; /* ヘッダーの背景色 */
    padding: 8px 10px;
    text-align: center;
    font-weight: bold;
}

.multi-pc-estimate-block .result-group {
    display: flex;
    border-bottom: 1px solid #a0c0e0; /* グループ間の区切り線 */
}
/* 最後のグループは下線なし */
.multi-pc-estimate-block .result-group:last-child {
    border-bottom: none;
}

.multi-pc-estimate-block .group-label {
    width: 20%; /* 左側ラベルの幅 */
    background-color: #d0e0ff; /* 青系の背景色 */
    padding: 10px 5px;
    text-align: center;
    font-weight: bold;
    border-right: 1px solid #a0c0e0;
    display: flex;
    align-items: center; /* 垂直方向中央寄せ */
    justify-content: center; /* 水平方向中央寄せ */
    line-height: 1.4;
}
.multi-pc-estimate-block .monthly-support-group .group-label {
    background-color: #ffe0b0; /* 月額サポートのオレンジ系背景色 */
}

.multi-pc-estimate-block .group-content {
    width: 80%; /* 右側コンテンツの幅 */
}

.multi-pc-estimate-block .result-row {
    display: flex;
    border-bottom: 1px solid #ddd; /* 各行の区切り線 */
}
/* グループ内の最後の行は下線なし */
.multi-pc-estimate-block .result-group .group-content .result-row:last-child {
    border-bottom: none;
}

.multi-pc-estimate-block .result-row.total-row {
    background-color: #f8f9fa; /* 合計行の背景色 */
}


.multi-pc-estimate-block .label-cell {
    width: 60%; /* 項目のラベル幅 */
    padding: 8px 10px;
    text-align: left;
    border-right: 1px solid #ddd;
    display: flex;
    align-items: baseline;
}

.monthly-support-group .label-cell {
    width: 60%; /* 項目のラベル幅 */
    padding: 20px 10px;
    text-align: left;
    border-right: 1px solid #ddd;
    display: flex;
    align-items: center;
}

.multi-pc-estimate-block .value-cell {
    width: 40%; /* 金額の表示幅 */
    padding: 8px 10px;
    text-align: right;
    font-weight: bold;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
}

.multi-pc-estimate-block .result-row.total-row .label-cell {
    background-color: #e6f7ff; /* 青系ハイライト */
    color: #007bff;
    font-weight: bold;
}

.multi-pc-estimate-block .monthly-support-group .result-row.total-row .label-cell {
    background-color: #fff3e0; /* オレンジ系ハイライト */
    color: #ff8c00;
    font-weight: bold;
}

.multi-pc-estimate-block .value-cell.blue-highlight {
    background-color: #e6f7ff; /* 青系ハイライト */
    color: #007bff;
}

.multi-pc-estimate-block .value-cell.orange-highlight {
    background-color: #fff3e0; /* オレンジ系ハイライト */
    color: #ff8c00;
}

/* 税抜表記のフォントサイズを少し小さく、下寄せ */
.tax-excluded {
    font-size: 0.55em;
    display: inline-block;
    line-height: 1;
    align-self: flex-end;
    margin-left: 2px;
}

/* 税込合計の表示スタイル */
.multi-pc-estimate-block .tax-included-total {
    font-size: 0.7em;
    color: #666;
    margin-top: 4px;
    text-align: right;
}


/* レスポンシブ対応 */
@media (max-width: 768px) {
    .multi-pc-section .container {
        max-width: 100%;
        padding: 0 10px;
    }

    .multi-pc-header-banner p:first-child {
        font-size: 1.8em;
    }
    .multi-pc-header-banner .price-revision-note {
        font-size: 0.8em;
    }

    .multi-pc-main-title {
        font-size: 1.8em;
    }
    .multi-pc-sub-title {
        font-size: 1.2em;
    }
    .multi-pc-sub-title .highlight-price {
        font-size: 1.1em;
    }

    .multi-pc-points {
        text-align: center;
        flex-direction: column;
        gap: 20px;
    }


    .multi-pc-points .point-item {
        width: 100%;
        min-width: unset;
        padding: 20px;
    }

    .multi-pc-cost-table-block .cost-table-title {
        font-size: 1.5em;
    }
    .multi-pc-cost-table-block .cost-table th,
    .multi-pc-cost-table-block .cost-table td {
        padding: 10px;
        font-size: 0.9em;
    }

    .multi-pc-notes {
        text-align: left;
        font-size: 0.9em;
        width: 90%;
    }

    .multi-pc-notes p {
        text-align: left;
    }


    .multi-pc-estimate-block {
        padding: 30px 20px;
    }
    .multi-pc-estimate-block .estimate-title {
        font-size: 1.8em;
    }
    .multi-pc-estimate-block .estimate-subtitle {
        font-size: 1em;
    }
    .multi-pc-estimate-block .form-instruction {
        font-size: 0.9em;
        padding: 8px 10px;
    }
    .multi-pc-estimate-block .input-row {
        flex-wrap: wrap; /* ボタンなどが折り返すように */
        justify-content: center;
    }
    .multi-pc-estimate-block .input-row label {
        width: 100%;
        text-align: center;
        margin-bottom: 5px;
    }
    .multi-pc-estimate-block .input-row input[type="number"] {
        width: 60px;
    }
    .multi-pc-estimate-block .input-row button {
        padding: 8px 15px;
        font-size: 0.9em;
    }
    .multi-pc-estimate-block .calculation-result-new {
        max-width: 100%;
        font-size: 0.9em;
    }
    .multi-pc-estimate-block .result-header .header-cell,
    .multi-pc-estimate-block .group-label,
    .multi-pc-estimate-block .label-cell,
    .multi-pc-estimate-block .value-cell {
        padding: 6px 8px; /* パディングを少し小さく */
    }
    .multi-pc-estimate-block .group-label {
        font-size: 0.95em;
    }
    .multi-pc-estimate-block .value-cell {
        font-size: 0.95em;
    }
}

/* 10インチPC対応（1280px以下） */
@media (max-width: 1280px) {
    /* Hero Section */
    .hero-section .container {
        gap: 30px;
        padding: 0 20px;
    }

    .hero-content h1 {
        font-size: 38px;
    }

    .hero-title-with-button {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .hero-content h2 {
        font-size: 22px;
    }

    .btn-screen-detail {
        align-self: flex-start;
        width: 70px;
        height: 70px;
        font-size: 12px;
    }

    /* Option Cards */
    .option-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 15px;
    }

    .option-card {
        padding: 25px 20px;
    }

    /* Sales Problem Section */
    .sales-problems-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    /* Multi PC Section */
    .multi-pc-points {
        gap: 25px;
    }

    .multi-pc-points .point-item {
        width: 48%;
        min-width: 280px;
        padding: 25px;
    }

    /* Feature Tabs */
    .order-customization-section .features-block .feature-tabs {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        max-width: 900px;
    }

    /* Flow Chart */
    .order-customization-section .flow-block .flowchart {
        flex-wrap: wrap;
        gap: 8px;
    }

    .order-customization-section .flow-block .flow-step {
        width: 120px;
        height: 160px;
        padding: 12px 8px;
    }

    .order-customization-section .flow-block .flow-arrow {
        font-size: 1.8em;
    }

    /* Introduction Section */
    .introduction-section .container {
        max-width: 95%;
        padding: 40px;
    }

    .introduction-section .introduction-content {
        margin-bottom: 60px;
    }

    /* Menu Display Area */
    .menu-display-area {
        width: 90%;
    }

    .left-menu {
        padding: 25px 40px;
    }

    .right-menu-container {
        padding: 25px;
    }

    /* Multi PC Estimate */
    .multi-pc-estimate-block .estimate-form-area {
        margin: 0 20px;
    }

    .multi-pc-estimate-block .calculation-result-new {
        max-width: 500px;
    }
}

/* 1700px～1920pxの大画面対応 */
@media (min-width: 1700px) and (max-width: 1920px) {
    .container {
        max-width: 1400px;
    }
    
    .section-title {
        font-size: 42px;
    }
    
    .section-subtitle {
        font-size: 20px;
    }
    
    .sales-problems-grid {
        max-width: 1200px;
        gap: 40px;
    }
    
    .sales-problem-item {
        padding: 35px;
    }
    
    .sales-problem-item .problem-icon {
        font-size: 56px;
    }
    
    .sales-problem-item h3 {
        font-size: 22px;
    }
    
    .sales-problem-item p {
        font-size: 16px;
    }
    
    .introduction-section .container {
        max-width: 1400px;
    }
    
    .introduction-content-wrapper {
        gap: 50px;
    }
    
    .introduction-sub-text {
        padding: 35px 40px;
    }
    
    .feature-title {
        font-size: 28px;
    }
    
    .option-cards-grid {
        gap: 40px;
    }
    
    .option-card {
        padding: 35px;
    }
    
    .multi-pc-estimate-block {
        max-width: 1200px;
    }
    
    .multi-pc-estimate-block .calculation-result-new {
        max-width: 800px;
    }
}