* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: #2c3e50;
    line-height: 1.8;
    background-color: #fff;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
}

a {
    text-decoration: none;
    transition: 0.3s;
}
/* ======================================================
   ヘッダー
   ====================================================== */
header {
    background: #fff;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo-area h1 {
    font-size: 1.1rem;
    color: #003a70;
    font-weight: 700;
}

.en-name {
    font-size: 0.75rem;
    color: #777;
    margin-top: -5px;
}

header nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

header nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: #333;
}

header nav a:hover {
    color: #003a70;
}

.btn-contact {
    background: #003a70;
    color: #fff !important;
    padding: 8px 18px;
    border-radius: 4px;
}

.btn-contact:hover {
    background: #0056a3;
}
/* ======================================================
   ヒーローセクション
   ====================================================== */
.hero {
    background: #003a70;
    background: linear-gradient(135deg, #002547 0%, #004e92 100%);
    color: #fff;
    padding: 120px 0;
    text-align: center;
}

.hero h2 {
    font-size: 2.4rem;
    margin-bottom: 20px;
    line-height: 1.4;
}
/* ======================================================
   共通セクションスタイル
   ====================================================== */
.section {
    padding: 100px 0;
}

.bg-gray {
    background-color: #f4f7f9;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title .en {
    color: #004e92;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 10px;
}

.section-title h2 {
    font-size: 1.8rem;
    font-weight: 700;
}
/* ======================================================
   経営理念 (Message)
   ====================================================== */
.message-box {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.message-box p {
    margin-bottom: 20px;
}
/* ======================================================
   サービス案内 (Services)
   ====================================================== */
.service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.service-card {
    background: #fff;
    padding: 40px;
    border-top: 4px solid #003a70;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.service-card h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.service-card ul {
    list-style: none;
}

.service-card ul li {
    margin-bottom: 8px;
}

.service-card ul li::before {
    content: "・";
    color: #003a70;
    font-weight: bold;
}
/* ======================================================
   会社概要 (Company Profile)
   ====================================================== */
.profile-table dl {
    border-top: 1px solid #ddd;
    display: flex;
    flex-wrap: wrap;
}

.profile-table dt {
    width: 25%;
    padding: 20px;
    border-bottom: 1px solid #ddd;
    background: #fafafa;
    font-weight: 700;
    font-size: 0.9rem;
}

.profile-table dd {
    width: 75%;
    padding: 20px;
    border-bottom: 1px solid #ddd;
    font-size: 0.95rem;
}
/* ======================================================
   フッター (指定リンク色の修正済み)
   ====================================================== */
footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.footer-links {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 0.85rem;
}
/* リンクを明るい色に調整 */
.footer-links a {
    color: #cccccc; /* 明るいグレー */
    text-decoration: underline;
}

.footer-links a:hover {
    color: #ffffff; /* ホバー時は白 */
    text-decoration: none;
}

.footer-logo {
    font-weight: bold;
    margin-bottom: 10px;
    letter-spacing: 0.05em;
    color: #ffffff;
}

.copyright {
    font-size: 0.75rem;
    opacity: 0.5;
}
/* ======================================================
   レスポンシブ (スマホ対応)
   ====================================================== */@media (max-width: 768px) {
    header nav {
        display: none; /* 必要に応じてハンバーガーメニューの実装を推奨 */
    }

    .hero {
        padding: 80px 0;
    }

    .hero h2 {
        font-size: 1.6rem;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .profile-table dt {
        width: 100%;
        padding: 10px 20px 0;
        border-bottom: none;
    }

    .profile-table dd {
        width: 100%;
        padding: 5px 20px 15px;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}