/*--------------------------------------------------------------
1. 基本設定
--------------------------------------------------------------*/
body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: #f0f0f0;
    color: #333;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/*--------------------------------------------------------------
2. LEGOヘッダーとナビゲーション
--------------------------------------------------------------*/
header.lego-header {
    background-color: #ffcc00;
    padding: 10px 0;
    border-bottom: 8px solid #333;
    box-shadow: 0 8px 0 #e6b800;
}

.lego-header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.lego-menu {
    display: flex;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.lego-menu li a {
    display: block;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
}

.lego-btn-yellow { background-color: #ffcc00; color: #333; border-bottom: 4px solid #e6b800; }
.lego-btn-red    { background-color: #e53935; color: #fff; border-bottom: 4px solid #b71c1c; }
.lego-btn-blue   { background-color: #039be5; color: #fff; border-bottom: 4px solid #0277bd; }
.lego-btn-green  { background-color: #43a047; color: #fff; border-bottom: 4px solid #2e7d32; }

.lego-menu li a:hover {
    transform: translateY(2px);
    opacity: 0.9;
}

/*--------------------------------------------------------------
3. ヒーローセクション（共通）
--------------------------------------------------------------*/
.hero {
    text-align: center;
    padding: 60px 20px;
    background: none; /* 共通背景を無効化 */
}

.lsp-page .hero        { background-color: #ffcc00; color: #333; }
.strengths-page .hero  { background-color: #e53935; color: #fff; }
.business-page .hero   { background-color: #039be5; color: #fff; }
.it-page .hero         { background-color: #43a047; color: #fff; }
.contact-page .hero    { background-color: #ffcc00; color: #333; }

.hero h1 { font-size: 2.5rem; margin-bottom: 20px; }
.hero p  { font-size: 1.2rem; margin-bottom: 30px; }
.hero img { width: 100%; max-width: 700px; height: auto; }

/*--------------------------------------------------------------
4. LEGOブロック背景
--------------------------------------------------------------*/
.lego-bg {
    background-color: #f9f9f9;
    background-image: url('/assets/images/lego-bg.svg');
    background-repeat: repeat;
    background-size: 200px 200px;
}

/*--------------------------------------------------------------
5. サービスグリッド（TOP以外）
--------------------------------------------------------------*/
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.lego-block {
    padding: 40px;
    background: #fff;
    border-radius: 12px;
    border: 8px solid #333;
    box-shadow: 0 12px 0 rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.lego-block:hover {
    transform: translateY(-10px);
    box-shadow: 0 16px 0 rgba(0, 0, 0, 0.4);
}

.lego-block i {
    font-size: 80px;
    margin-bottom: 20px;
    color: #333;
}

/*--------------------------------------------------------------
6. 特徴紹介グリッド
--------------------------------------------------------------*/
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.feature-block img {
    width: 100%;
    max-width: 200px;
    margin-bottom: 20px;
}

/*--------------------------------------------------------------
7. 課題リスト
--------------------------------------------------------------*/
.problem-list li {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

/*--------------------------------------------------------------
8. 導入実績と効果
--------------------------------------------------------------*/
.case-studies {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.case-item img {
    width: 100%;
    height: auto;
    max-width: 400px;
    margin: 0 auto 20px;
    display: block;
}

/*--------------------------------------------------------------
9. 料金プラン
--------------------------------------------------------------*/
.price-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

/*--------------------------------------------------------------
10. お客様の声
--------------------------------------------------------------*/
.voice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

/*--------------------------------------------------------------
11. FAQ
--------------------------------------------------------------*/
.faq-item {
    border: 4px solid #333;
    border-radius: 12px;
    margin-bottom: 20px;
}

.faq-question {
    width: 100%;
    display: block;
    padding: 20px;
    background-color: #ffe082;
    cursor: pointer;
    text-align: left;
    font-weight: bold;
}

/*--------------------------------------------------------------
12. CTAボタン（汎用）
--------------------------------------------------------------*/
.cta-button {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: bold;
    margin: 20px auto;
    text-align: center;
    box-shadow: 0 6px 0 rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.lego-btn-yellow:hover,
.lego-btn-red:hover,
.lego-btn-blue:hover,
.lego-btn-green:hover {
    transform: translateY(2px);
    opacity: 0.9;
}

/*--------------------------------------------------------------
13. フッター
--------------------------------------------------------------*/
footer {
    background-color: #333;
    color: #fff;
    padding: 40px 20px;
    text-align: center;
}

.footer-menu {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.footer-menu li a {
    display: flex;
    align-items: center;
    color: #fff;
    font-weight: bold;
}

.footer-menu li a i {
    margin-right: 8px;
}

/*--------------------------------------------------------------
14. ポップアップ
--------------------------------------------------------------*/
#popup {
    display: none;
    position: fixed;
    bottom: -400px;
    right: 20px;
    width: 320px;
    background: #ffdc00;
    border: 8px solid #333;
    border-radius: 12px;
    opacity: 0;
    transition: bottom 0.5s ease, opacity 0.5s ease;
    padding: 20px;
    z-index: 9999;
}

#popup.active {
    display: block;
    bottom: 20px;
    opacity: 1;
}

#popup .popup-content {
    position: relative;
    text-align: center;
}

#popup-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #333;
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 16px;
    line-height: 30px;
    text-align: center;
    cursor: pointer;
    z-index: 10000;
    transition: background-color 0.3s ease;
}

#popup-close:hover {
    background-color: #555;
}

/*--------------------------------------------------------------
15. お問い合わせフォーム
--------------------------------------------------------------*/
.contact-form-section {
    padding: 60px 20px;
    background-color: #fff;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.contact-info-section {
    background-color: #f9f9f9;
    padding: 60px 20px;
}

.contact-info-list li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.contact-info-list i {
    margin-right: 10px;
    color: #333;
}

/*--------------------------------------------------------------
16. Aboutページ専用
--------------------------------------------------------------*/
.about-page .hero {
    background-color: #039be5;
    color: #fff;
}

.about-intro,
.about-story,
.about-clients,
.final-cta {
    padding: 60px 20px;
}

.story-flex {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.story-image img {
    max-width: 400px;
    border-radius: 12px;
}

.clients-logos img {
    width: 150px;
    height: auto;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.clients-logos img:hover {
    filter: grayscale(0%);
}

/*--------------------------------------------------------------
17. レスポンシブ対応
--------------------------------------------------------------*/
@media (max-width: 768px) {
    .lego-menu {
        flex-direction: column;
        gap: 10px;
    }

    .footer-menu {
        flex-direction: column;
        align-items: center;
    }

    .clients-logos img {
        width: 100px;
    }

    .lego-block i {
        font-size: 60px;
    }

    .case-item img {
        max-width: 100%;
    }
}