/* Masume ベーススタイル */
        :root {
            --primary-color: #1d5fd1; /* Masume本番の --color-primary に統一 */
            --primary-light: #eef5ff; /* 本番の --bg-blue */
            --accent-color: #18a999; /* 本番の --color-accent（グリーン系） */
            --text-main: #172033; /* 本番の --color-text */
            --text-light: #64748b; /* 本番の --color-muted */
            --bg-gray: #f5f8fc; /* 本番の --bg-soft */
            --border-color: #dbe3ef; /* 本番の --color-border */
        }

        body {
            font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
            color: var(--text-main);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            background-color: #ffffff;
        }

        a {
            text-decoration: none;
        }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 80px 0;
        }

        .section-bg {
            background-color: var(--bg-gray);
        }

        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }
        }

        .section-title {
            text-align: center;
            font-size: 28px;
            font-weight: bold;
            color: var(--text-main);
            margin-bottom: 40px;
            position: relative;
        }
        
        .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background-color: var(--primary-color);
            margin: 15px auto 0;
        }

        .section-subtitle {
            text-align: center;
            font-size: 14px;
            color: var(--primary-color);
            font-weight: bold;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        /* ヘッダー */
        header {
            background-color: #ffffff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 20px;
            min-height: 72px;
        }

        .logo {
            font-size: 22px;
            font-weight: bold;
            color: var(--primary-color);
        }

        .logo-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .logo-tagline {
            font-size: 13px;
            font-weight: bold;
            color: var(--text-light);
            border-left: 1px solid var(--border-color);
            padding-left: 12px;
            white-space: nowrap;
        }

        .btn-header {
            background-color: var(--primary-color);
            color: #ffffff;
            padding: 9px 16px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            transition: opacity 0.3s;
        }
        
        .btn-header:hover {
            opacity: 0.8;
        }

        /* SP用 改行ヘルパー */
        .br-sp {
            display: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .header-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            white-space: nowrap;
            transition: color 0.2s;
        }
        .header-link:hover {
            color: var(--primary-color);
        }

        /* 上に戻るボタン */
        html {
            scroll-behavior: smooth;
        }
        .back-to-top {
            position: fixed;
            right: 24px;
            bottom: 24px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-color);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 16px rgba(23, 32, 51, 0.2);
            font-size: 20px;
            font-weight: bold;
            text-decoration: none;
            z-index: 999;
            transition: opacity 0.2s, transform 0.2s;
        }
        .back-to-top:hover {
            transform: translateY(-3px);
        }

        /* ヒーローセクション */
        .hero {
            position: relative;
            overflow: hidden;
            padding: 70px 0 90px;
            background:
                radial-gradient(circle at top right, rgba(29, 95, 209, 0.12), transparent 38%),
                linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
            align-items: center;
            gap: 50px;
            text-align: left;
        }

        @media (max-width: 860px) {
            .hero-grid {
                display: flex;
                flex-direction: column;
                gap: 0;
            }
            /* hero-contentを透過させ、子要素を直接並び替える */
            .hero-content {
                display: contents;
            }
            .hero-grid .eyebrow { order: 1; }
            .hero-grid h1 { order: 2; margin-bottom: 10px; }
            .hero-grid .hero-visual { order: 3; }
            .hero-grid .hero-lead { order: 4; }
            .hero-grid .hero-actions { order: 5; }
            .hero-grid .small-note { order: 6; }
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin: 0 0 14px;
            color: var(--primary-color);
            font-size: 13px;
            font-weight: bold;
            letter-spacing: 0.08em;
        }
        .eyebrow::before {
            content: '';
            display: inline-block;
            width: 28px;
            height: 2px;
            background: currentColor;
        }

        .hero h1 {
            font-size: clamp(26px, 3.6vw, 38px);
            line-height: 1.45;
            margin-bottom: 20px;
            color: var(--text-main);
        }

        .hero h1 span {
            display: inline-block;
            color: var(--primary-color);
            word-break: keep-all;
            overflow-wrap: normal;
        }

        .hero-lead {
            font-size: 16px;
            color: var(--text-light);
            margin-bottom: 28px;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 16px;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 15px;
            background: var(--primary-color);
            color: #fff;
            box-shadow: 0 12px 24px rgba(29, 95, 209, 0.24);
            transition: transform 0.2s;
        }
        .btn-hero-primary:hover {
            transform: translateY(-2px);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            padding: 16px 28px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 15px;
            background: #fff;
            color: var(--primary-color);
            border: 1px solid var(--border-color);
            transition: border-color 0.2s;
        }
        .btn-hero-outline:hover {
            border-color: var(--primary-color);
        }

        .hero .small-note {
            margin: 0;
            color: var(--text-light);
            font-size: 12px;
        }

        /* ヒーロービジュアル */
        .hero-visual {
            position: relative;
            min-height: 300px;
        }

        /* ヒーローイラスト：三角配置（上段=つくる/つなぐ、下段=収益） */
        .hero-illust {
            display: grid;
            grid-template-columns: 1fr 1fr;
            column-gap: 8px;
            row-gap: 4px;
            align-items: end;
            justify-items: center;
            max-width: 420px;
            margin: 0 auto;
        }
        .hero-illust img {
            display: block;
            width: auto;
            height: auto;
            max-width: 100%;
        }
        .hero-illust .illust-make img { max-height: 140px; }
        .hero-illust .illust-connect img { max-height: 126px; margin-left: -14px; margin-bottom: 14px; }
        .hero-illust .illust-profit {
            grid-column: 1 / -1;
            margin-top: -6px;
        }
        .hero-illust .illust-profit img { max-height: 165px; }

        @media (max-width: 860px) {
            .hero-visual { min-height: 0; margin: 4px 0 22px; }
            .hero-illust { max-width: 360px; }
        }

        /* 悩みセクション */
        .pain-points {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pain-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px;
            width: calc(33.333% - 15px);
            box-sizing: border-box;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            text-align: center;
        }
        
        .pain-card h3 {
            color: var(--text-main);
            font-size: 18px;
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .pain-card {
                width: 100%;
            }
        }

        /* ソリューションセクション */
        .solution-box {
            background: #fff;
            border: 2px solid var(--primary-color);
            border-radius: 8px;
            padding: 40px;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .solution-box h3 {
            font-size: 22px;
            color: var(--text-main);
            margin-bottom: 20px;
        }

        /* プラン比較 */
        .plan-wrap {
            display: flex;
            gap: 30px;
            margin-top: 30px;
        }
        
        @media (max-width: 768px) {
            .plan-wrap {
                flex-direction: column;
            }
        }

        .plan-card {
            flex: 1;
            background: #fff;
            border-radius: 8px;
            padding: 30px;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        }

        .plan-header {
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 15px;
            margin-bottom: 20px;
        }

        .plan-name {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: bold;
            color: var(--text-main);
            margin-bottom: 5px;
        }

        .plan-name svg {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            color: var(--primary-color);
        }

        .plan-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .plan-list li {
            margin-bottom: 12px;
            padding-left: 22px;
            position: relative;
            font-size: 15px;
        }

        .plan-list li::before {
            content: '✓';
            color: var(--primary-color);
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* Planカードの装飾：イラスト＋おすすめリスト */
        .plan-illust {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 110px;
            margin: -6px auto 18px;
        }
        .plan-illust img {
            max-height: 100%;
            width: auto;
            display: block;
        }

        .plan-fit {
            margin-top: 22px;
            padding: 18px 20px;
            background: var(--primary-light);
            border-radius: 10px;
        }
        .plan-fit-label {
            margin: 0 0 10px;
            font-size: 13px;
            font-weight: bold;
            color: var(--primary-color);
        }
        .plan-fit-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .plan-fit-list li {
            margin-bottom: 8px;
            padding-left: 22px;
            position: relative;
            font-size: 14px;
            color: var(--text-main);
        }
        .plan-fit-list li:last-child {
            margin-bottom: 0;
        }
        .plan-fit-list li::before {
            content: '✓';
            color: var(--accent-color);
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* 価格・収益セクション */
        .price-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
            background: #fff;
        }

        .price-table th, .price-table td {
            border: 1px solid var(--border-color);
            padding: 15px;
            text-align: center;
            font-size: 15px;
        }

        .price-table th {
            background-color: var(--primary-light);
            color: var(--text-main);
            font-weight: bold;
        }

        /* 流れ */
        .flow-steps {
            display: flex;
            gap: 20px;
            justify-content: space-between;
            margin-top: 30px;
        }

        .flow-step {
            flex: 1;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            position: relative;
        }

        .flow-num {
            background: var(--primary-color);
            color: #fff;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            font-weight: bold;
        }

        @media (max-width: 768px) {
            .flow-steps {
                flex-direction: column;
            }
        }

        /* FAQ（アコーディオン：details/summary） */
        .faq-item {
            margin-bottom: 14px;
            padding: 20px 22px;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
        }

        .faq-item summary {
            cursor: pointer;
            font-weight: bold;
            color: var(--text-main);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '';
            flex-shrink: 0;
            width: 10px;
            height: 10px;
            border-right: 2px solid var(--primary-color);
            border-bottom: 2px solid var(--primary-color);
            transform: rotate(45deg);
            transition: transform 0.28s ease;
        }

        .faq-item[open] summary::after {
            transform: rotate(-135deg);
        }

        .faq-body {
            display: grid;
            grid-template-rows: 0fr;
            transition: grid-template-rows 0.35s ease;
        }

        .faq-item[open] .faq-body {
            grid-template-rows: 1fr;
        }

        .faq-body-inner {
            overflow: hidden;
        }

        .faq-a {
            color: var(--text-light);
            font-size: 15px;
            margin: 12px 0 0;
            line-height: 1.8;
        }

        /* CTAエリア */
        .cta-area {
            text-align: center;
            background: var(--primary-color);
            color: #fff;
            padding: 60px 20px;
        }

        .cta-area h2 {
            font-size: 28px;
            margin-bottom: 15px;
        }
        
        .cta-area p {
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .btn-large {
            display: inline-block;
            background-color: #fff;
            color: var(--primary-color);
            font-size: 20px;
            font-weight: bold;
            padding: 18px 50px;
            border-radius: 50px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
            transition: transform 0.2s;
        }
        
        .btn-large:hover {
            transform: translateY(-3px);
        }
        
        /* フッター */
        footer {
            background-color: #fff;
            border-top: 1px solid var(--border-color);
            color: var(--text-light);
            text-align: center;
            padding: 40px 0;
            font-size: 14px;
        }

        .footer-logo {
            margin: 0 auto 16px;
        }
        .footer-logo img {
            height: 52px;
            width: auto;
            display: inline-block;
        }

        /* アイコン（自作ラインSVG） */
        .icon-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            color: var(--primary-color);
        }
        .icon-visual svg {
            width: 44px;
            height: 44px;
            stroke-width: 1.6;
        }
        .icon-visual.sm svg {
            width: 30px;
            height: 30px;
        }
        .icon-visual.lg svg {
            width: 64px;
            height: 64px;
        }
        .icon-visual.accent {
            color: var(--accent-color);
        }

        /* イラスト画像アイコン（Problem / Solution） */
        .illust-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 130px;
            padding: 15px 0;
            margin: 0 auto 14px;
        }
        .illust-icon img {
            max-height: 100%;
            width: auto;
            display: block;
        }
        .illust-icon img.zoom-lg {
            transform: scale(1.25);
        }
        .illust-icon img.zoom-md {
            transform: scale(1.13);
        }
        .illust-icon-lg {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 140px;
            margin: 0 auto 20px;
        }
        .illust-icon-lg img {
            max-height: 100%;
            width: auto;
            display: block;
        }
        .illust-icon-lg img.zoom-lg {
            transform: scale(1.25);
        }

        /* パートナー種別の切り替えスイッチ（CTAボタンとは異なる見た目にして区別する） */
        .persona-switch {
            display: inline-flex;
            padding: 6px;
            background: var(--bg-gray);
            border: 1px solid var(--border-color);
            border-radius: 999px;
            gap: 4px;
        }
        .persona-switch-wrap {
            display: flex;
            justify-content: center;
            margin-bottom: 34px;
        }
        .persona-switch button {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
            background: transparent;
            padding: 11px 22px;
            border-radius: 999px;
            font-family: inherit;
            font-weight: bold;
            font-size: 14px;
            color: var(--text-light);
            cursor: pointer;
            white-space: nowrap;
            transition: color 0.2s, background 0.2s;
        }
        .persona-switch button svg {
            width: 18px;
            height: 18px;
            flex-shrink: 0;
        }
        .persona-switch button.is-active {
            background: #fff;
            color: var(--text-main);
            box-shadow: 0 3px 10px rgba(23, 32, 51, 0.14);
        }
        .persona-switch button:not(.is-active):hover {
            color: var(--text-main);
        }

        .plan-wrap.solo {
            max-width: 560px;
            margin: 0 auto;
        }

        /* 出し分けブロック（Solution / Pricing & Profitに使用） */
        .audience-block {
            display: none;
        }
        .audience-block.is-active {
            display: block;
        }

        /* 表の横スクロール（SPで指マーク表示） */
        .table-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            position: relative;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-top: 20px;
        }
        .table-wrap {
            width: 100%;
            min-width: 100%;
        }
        .table-scroll .price-table {
            margin-top: 0;
            min-width: 600px;
        }
        .scroll-cue {
            display: none;
        }

        .btn-header-short {
            display: none;
        }

        /* ============================================================
           SP調整（≤768pxのみ／PCは不変）
           ============================================================ */
        @media (max-width: 768px) {
            .br-sp {
                display: inline;
            }

            /* ヘッダー：上段=ロゴ＋タグライン／下段=リンク2つを50%ずつ */
            .header-inner {
                flex-direction: column;
                align-items: stretch;
                justify-content: flex-start;
                gap: 10px;
                padding: 14px 20px;
            }
            .logo-group {
                justify-content: center;
            }
            .header-actions {
                width: 100%;
                gap: 0;
            }
            .header-actions .header-link,
            .header-actions .btn-header {
                flex: 1 1 50%;
                text-align: center;
                background: none;
                box-shadow: none;
                color: var(--text-light);
                padding: 8px 4px;
                border-radius: 0;
                font-size: 13px;
            }
            .header-actions .header-link {
                border-right: 1px solid var(--border-color);
            }
            .btn-header-full {
                display: none;
            }
            .btn-header-short {
                display: inline;
            }

            /* 表：横スクロール＋指マーク */
            .scroll-cue {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 4px;
                position: absolute;
                top: 50%;
                left: 50%;
                transform: translate(-50%, -50%);
                padding: 14px 18px;
                border-radius: 12px;
                background: rgba(23, 32, 51, 0.82);
                color: #fff;
                pointer-events: none;
                z-index: 3;
                transition: opacity 0.4s ease;
            }
            .scroll-cue.is-hidden {
                opacity: 0;
            }
            .scroll-cue-icon {
                display: flex;
                align-items: center;
                gap: 4px;
            }
            .cue-hand {
                width: 30px;
                height: 30px;
            }
            .cue-arrow {
                width: 16px;
                height: 16px;
                opacity: 0.92;
            }
            .scroll-cue-text {
                font-size: 12px;
                font-weight: 700;
                letter-spacing: 0.04em;
            }

            /* CTAボタンを1行表示に */
            .btn-large {
                font-size: 16px;
                padding: 16px 24px;
                white-space: nowrap;
            }
        }