/* =========================================
           Reset & Base (Matched index.html)
           ========================================= */
        html {
            font-size: 62.5%;
            /* 1rem = 10px */
            scroll-behavior: smooth;
        }

        :root {
            --color-primary: #333333;
            --color-accent-brand: #4CB5A2;
            /* ブランド戦略室カラー */
            --color-accent-data: #2C5282;
            /* データ分析室カラー */
            --color-accent: #4CB5A2;
            /* 共通アクセント */
            --color-bg-gray: #F5F5F5;
            --color-border: #E9E9E9;
            --font-base: 'Noto Sans JP', sans-serif;
            --font-en: 'Manrope', sans-serif;
            --header-height: 80px;
            --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
        }

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

        body {
            font-family: var(--font-base);
            color: var(--color-primary);
            line-height: 1.6;
            font-size: 1.6rem;
            letter-spacing: 0.01em;
            font-weight: 500;
            -webkit-font-smoothing: antialiased;
            padding-top: var(--header-height);
            overflow-x: hidden;
            background-color: #fff;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s;
        }

        a:not(.c-btn):not(.link-with-arrow):not(.news-list-link):not(.c-mobile-cta-btn):not(.p-floating-cta__btn):not(.pagination-link):hover {
            opacity: 0.7;
        }

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            vertical-align: bottom;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Animation Utilities */
        .js-scroll-fade-up {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 1.0s var(--ease-out-expo), transform 1.0s var(--ease-out-expo);
        }

        .js-scroll-fade-up.is-show {
            opacity: 1;
            transform: translateY(0);
        }

        /* =========================================
           Header Styles (From index.html)
           ========================================= */
        .p-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background-color: #fff;
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 40px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
        }

        .p-header__logo img {
            width: 180px;
            display: block;
        }

        .p-header__nav {
            flex-grow: 1;
            display: flex;
            justify-content: center;
        }

        .p-nav__list {
            display: flex;
            align-items: center;
        }

        .p-nav__item {
            position: relative;
            padding: 0 24px;
        }

        .p-nav__item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 14px;
            background-color: #ccc;
        }

        .p-nav__link {
            font-size: 1.4rem;
            font-weight: 700;
            color: #333;
            display: block;
            white-space: nowrap;
            position: relative;
        }

        .p-nav__link::before {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 1px;
            background-color: #333;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform 0.3s var(--ease-out-expo);
        }

        .p-nav__link:hover::before {
            transform: scaleX(1);
            transform-origin: left;
        }

        .p-header__right-content {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .c-header-btn {
            font-size: 1.3rem;
            font-weight: 700;
            border-radius: 50px;
            background-color: #F5F5F5;
            color: #333;
            padding: 10px 24px;
            transition: all 0.3s;
            white-space: nowrap;
        }

        .c-header-btn:hover {
            background-color: #333;
            color: #fff;
            transform: translateY(-2px);
        }

        .c-header-btn--primary {
            background-color: #333;
            color: #fff;
        }

        .c-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            position: relative;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 1001;
            margin-left: 10px;
        }

        .c-hamburger span {
            position: absolute;
            left: 5px;
            width: 30px;
            height: 2px;
            background-color: #333;
            transition: all 0.3s;
        }

        .c-hamburger span:nth-of-type(1) {
            top: 12px;
        }

        .c-hamburger span:nth-of-type(2) {
            top: 19px;
        }

        .c-hamburger span:nth-of-type(3) {
            top: 26px;
        }

        .c-hamburger.is-active span:nth-of-type(1) {
            top: 19px;
            transform: rotate(45deg);
        }

        .c-hamburger.is-active span:nth-of-type(2) {
            opacity: 0;
        }

        .c-hamburger.is-active span:nth-of-type(3) {
            top: 19px;
            transform: rotate(-45deg);
        }

        /* Mobile Menu */
        .p-mobile-header {
            position: fixed;
            top: var(--header-height);
            left: 0;
            width: 100%;
            height: calc(100vh - var(--header-height));
            background: #fff;
            z-index: 999;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform 0.4s var(--ease-out-expo);
            padding-bottom: 40px;
            display: flex;
            flex-direction: column;
        }

        .p-mobile-header.is-active {
            transform: translateX(0);
        }

        .p-mobile-header__inner {
            padding: 20px 20px 40px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .p-mobile-header__nav-item {
            border-bottom: 1px solid #eee;
        }

        .p-mobile-header__nav-item a {
            display: block;
            padding: 16px 0;
            font-size: 1.6rem;
            font-weight: 700;
            width: 100%;
            text-align: left;
        }

        .p-mobile-header__cta-area {
            margin-top: 2rem;
            padding-top: 30px;
            border-top: 1px solid #eee;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .c-mobile-cta-btn {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
            padding: 16px;
            font-size: 1.6rem;
            font-weight: 700;
            border-radius: 4px;
            text-align: center;
            transition: all 0.3s;
            line-height: 1.4;
            gap: 10px;
        }

        .c-mobile-cta-btn--secondary {
            background-color: #fff;
            color: #333;
            border: 1px solid #333;
        }

        .c-mobile-cta-btn--primary {
            background-color: #333;
            color: #fff;
            border: 1px solid #333;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        /* =========================================
           Breadcrumb
           ========================================= */
        .p-breadcrumb {
            background-color: var(--color-bg-gray);
            padding: 20px 0;
            font-size: 1.2rem;
            color: #666;
        }

        .p-breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .p-breadcrumb li {
            display: flex;
            align-items: center;
        }

        .p-breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 8px;
            font-family: var(--font-en);
        }

        .p-breadcrumb a:hover {
            text-decoration: underline;
        }

        /* =========================================
           Page Header
           ========================================= */
        .p-page-header {
            background-color: #fff;
            padding: 60px 0 80px;
            text-align: center;
        }

        .p-page-title {
            font-size: 3.6rem;
            font-weight: 900;
            margin-bottom: 16px;
            letter-spacing: 0.05em;
        }

        .p-page-title-en {
            font-family: var(--font-en);
            font-size: 1.4rem;
            color: #666;
            font-weight: 700;
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 32px;
        }

        /* =========================================
           News List Layout
           ========================================= */
        .section-news-list {
            padding-bottom: 120px;
        }

        /* リストコンテナ：読みやすさ重視で幅を少し狭める */
        .news-list-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .news-list {
            border-top: 1px solid var(--color-border);
        }

        .news-item {
            border-bottom: 1px solid var(--color-border);
            transition: background-color 0.3s;
        }

        .news-item-link {
            display: flex;
            align-items: center;
            /* PCは縦中央揃え */
            padding: 32px 20px;
            width: 100%;
            height: 100%;
            transition: all 0.3s;
        }

        .news-item:hover {
            background-color: #fafafa;
        }

        .news-item:hover .news-title {
            color: var(--color-accent-brand);
        }

        .news-item:hover .news-arrow {
            transform: translateX(4px);
            opacity: 1;
        }

        /* News Meta (Date & Category) */
        .news-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            width: 300px;
            /* 固定幅でタイトル開始位置を揃える */
            flex-shrink: 0;
        }

        .news-date {
            font-family: var(--font-en);
            color: #666;
            font-size: 1.4rem;
            font-weight: 500;
            white-space: nowrap;
        }

        .news-category {
            display: inline-block;
            font-size: 1.1rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 4px;
            line-height: 1;
            white-space: nowrap;
            min-width: 140px;
            /* タグの幅をある程度揃える */
            text-align: center;
        }

        .cat-brand {
            color: var(--color-accent-brand);
            border: 1px solid var(--color-accent-brand);
        }

        .cat-data {
            color: var(--color-accent-data);
            border: 1px solid var(--color-accent-data);
        }

        .cat-corp {
            color: #333;
            border: 1px solid #333;
        }

        /* News Title */
        .news-title {
            font-size: 1.6rem;
            font-weight: 700;
            line-height: 1.6;
            flex-grow: 1;
            transition: color 0.3s;
            margin-right: 20px;
        }

        /* Arrow Icon */
        .news-arrow {
            font-family: var(--font-en);
            font-weight: 700;
            font-size: 1.6rem;
            color: var(--color-accent-brand);
            opacity: 0;
            /* 通常時は隠すか薄くする */
            transform: translateX(0);
            transition: all 0.3s;
        }

        /* PCではホバー時のみ表示するスタイルにする */
        @media (min-width: 769px) {
            .news-arrow {
                opacity: 0;
            }

            .news-item:hover .news-arrow {
                opacity: 1;
            }
        }

        /* Pagination */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            margin-top: 80px;
        }

        .pagination-link {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            border: 1px solid #ddd;
            border-radius: 4px;
            background-color: #fff;
            color: #333;
            font-weight: 700;
            font-family: var(--font-en);
            font-size: 1.4rem;
            transition: all 0.3s;
        }

        .pagination-link:hover {
            background-color: #f0f0f0;
            border-color: #ccc;
        }

        .pagination-link.is-active {
            background-color: var(--color-accent-brand);
            color: #fff;
            border-color: var(--color-accent-brand);
            pointer-events: none;
        }

        .pagination-dots {
            font-family: var(--font-en);
            color: #666;
            margin: 0 4px;
        }

        /* =========================================
           Footer (Same as index.html)
           ========================================= */
        .site-footer {
            background-color: #222;
            color: #fff;
            padding: 80px 0 20px;
            font-size: 1.3rem;
        }

        .footer-row {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 60px;
        }

        .footer-logo img {
            width: 200px;
            height: auto;
            display: block;
            filter: brightness(0) invert(1);
        }

        .footer-nav {
            display: flex;
            gap: 60px;
        }

        .footer-nav h4 {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .footer-nav ul li {
            margin-bottom: 12px;
        }

        .footer-nav a {
            color: #fff;
            opacity: 0.8;
            transition: opacity 0.3s;
        }

        .footer-nav a:hover {
            opacity: 1;
        }

        .copyright {
            text-align: center;
            border-top: 1px solid #444;
            padding-top: 20px;
            font-family: var(--font-en);
            font-size: 1.2rem;
            opacity: 0.6;
        }

        .back-to-top {
            position: absolute;
            right: 0;
            bottom: 0;
            width: 48px;
            height: 48px;
            background-color: #fff;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            color: #222;
            font-size: 2.0rem;
            transition: all 0.3s;
        }

        .back-to-top:hover {
            opacity: 0.8;
            transform: translateY(-5px);
        }

        .back-to-top::before {
            content: '↑';
            font-family: sans-serif;
            font-weight: bold;
        }

        /* Floating CTA */
        .p-floating-cta {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 900;
            font-family: var(--font-base);
            transition: transform 0.3s var(--ease-out-expo);
        }

        .p-floating-cta__inner {
            background-color: #222;
            padding: 24px 20px;
            border-radius: 12px;
            width: 280px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            position: relative;
            text-align: center;
        }

        .p-floating-cta__close {
            position: absolute;
            top: -12px;
            right: -12px;
            width: 28px;
            height: 28px;
            background-color: #fff;
            border-radius: 50%;
            border: 1px solid #eee;
            color: #333;
            font-size: 1.6rem;
            line-height: 1;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            transition: background-color 0.3s;
        }

        .p-floating-cta__title {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .p-floating-cta__buttons {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .p-floating-cta__btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 100%;
            height: 42px;
            border-radius: 25px;
            font-size: 1.3rem;
            font-weight: 700;
            text-decoration: none;
            position: relative;
            transition: opacity 0.3s, transform 0.3s;
        }

        .p-floating-cta__btn:hover {
            opacity: 0.9;
            transform: scale(1.02);
        }

        .p-floating-cta__btn--primary {
            background-color: var(--color-accent);
            color: #fff;
        }

        .p-floating-cta__btn--secondary {
            background-color: #fff;
            color: #333;
        }

        .p-floating-cta__dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: #fff;
            margin-right: 12px;
            position: relative;
            top: 1px;
        }

        .p-floating-cta__dot--green {
            background-color: var(--color-accent);
        }

        .p-floating-cta__toggle {
            display: none;
        }

        /* =========================================
           Responsive
           ========================================= */
        @media (max-width: 1024px) {

            .p-header__nav,
            .c-header-btn {
                display: none;
            }

            .c-hamburger {
                display: block;
            }

            .footer-row {
                flex-direction: column;
                gap: 40px;
            }

            .footer-nav {
                flex-direction: column;
                gap: 40px;
            }

            .back-to-top {
                bottom: 20px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }

            body {
                font-size: 1.5rem;
            }

            .p-header {
                padding: 0 20px;
            }

            .p-header__logo img {
                width: 160px;
            }

            /* Page Header */
            .p-page-header {
                padding: 40px 0 40px;
            }

            .p-page-title {
                font-size: 2.8rem;
            }

            /* News List SP */
            .news-list-container {
                width: 100%;
            }

            .news-item-link {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 0;
                /* 横パディング0にしてContainerのパディングに任せる */
            }

            .news-meta {
                width: 100%;
                gap: 12px;
                margin-bottom: 12px;
            }

            .news-title {
                font-size: 1.5rem;
                margin-right: 0;
            }

            .news-arrow {
                display: none;
                /* SPでは矢印非表示または別途配置 */
            }

            /* Footer & CTA */
            .p-floating-cta {
                bottom: 0;
                right: 0;
                left: 0;
                width: 100%;
                z-index: 2000;
                transform: translateY(0);
            }

            .p-floating-cta.is-closed {
                transform: translateY(100%);
            }

            .p-floating-cta__inner {
                width: 100%;
                border-radius: 16px 16px 0 0;
                padding: 16px 16px 24px;
            }

            .p-floating-cta__close {
                display: none;
            }

            .p-floating-cta__buttons {
                flex-direction: row;
                gap: 8px;
            }

            .p-floating-cta__btn {
                font-size: 1.2rem;
                height: 44px;
            }

            .p-floating-cta__toggle {
                display: flex;
                align-items: center;
                justify-content: center;
                position: absolute;
                top: -32px;
                right: 10px;
                width: 44px;
                height: 32px;
                background-color: #222;
                border-radius: 8px 8px 0 0;
                border: none;
                cursor: pointer;
                color: #fff;
                box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
            }

            .p-floating-cta__toggle::before {
                content: '';
                display: block;
                width: 10px;
                height: 10px;
                border-top: 2px solid #fff;
                border-right: 2px solid #fff;
                transform: rotate(135deg);
                transition: transform 0.3s;
                margin-top: -4px;
            }

            .p-floating-cta.is-closed .p-floating-cta__toggle::before {
                transform: rotate(-45deg);
                margin-top: 4px;
            }
        }