:root {
            /* ★デザインの決まり（2026-09-19）
               文字の段：スマホ×1.2／パソコン×1.25、本文16px
               余白：8の倍数。段落 < まとまり < セクション で約2倍ずつ */
            --fs-display: 40px;   /* 表示用（CONCEPT などの英字） */
            --fs-h1: 28px;        /* 大見出し（制作の流れ など） */
            --fs-h2: 23px;        /* 中見出し（カードの見出し） */
            --fs-h3: 19px;        /* 小見出し・価格 */
            --fs-body: 16px;      /* 本文 */
            --fs-note: 13px;      /* 注意書き・(税抜) */
            --lh-body: 1.8;
            --lh-head: 1.4;
            --lh-note: 1.6;
            --sp-p: 16px;         /* 段落の間 */
            --sp-block: 32px;     /* まとまりの間 */
            --sp-section: 64px;   /* セクションの間 */
            --gutter: 20px;       /* 画面の左右（パソコンも真ん中の柱が480pxなので同じ20px） */
            --card-pad: 16px;     /* カードの内側（左右） */
            --text-sub: #886655;  /* 注意書きの色（白地で5.2：1） */
            --on-accent: #4A2E22; /* ピンクの上の文字（5.5：1） */
            /* Palette */
            --bg-color: #FFFFFF;
            /* Content BG (White) */
            --outer-bg: #E0E0E0;
            /* Outer BG (Grey) */
            --accent-color: #ec9697;
            /* Pinkish Accent */
            --text-color: #ec9697;
            --body-text: #664433;
            --sidebar-width: 250px;
        }

        @media (min-width: 769px) {
            :root {
                --fs-display: 49px;
                --fs-h1: 31px;
                --fs-h2: 25px;
                --fs-h3: 20px;
                --sp-p: 24px;
                --sp-block: 48px;
                --sp-section: 96px;
                --card-pad: 24px;
            }
        }

        .english-serif {
            font-family: 'Cormorant Garamond', serif;
        }

        * {
            box-sizing: border-box;
        }

        body,
        html {
            margin: 0;
            padding: 0;
            height: 100vh;
            height: 100dvh;
            overflow: hidden;
            /* Prevent body scroll */
            font-family: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
            font-size: 16px;
            background-color: var(--outer-bg);
            /* Fixed Grey Background */
            color: #664433;
        }

        /* Main Layout Wrapper */
        .layout-wrapper {
            display: flex;
            height: 100%;
            width: 100%;
            justify-content: center;
            /* Center the content */
            position: relative;
            padding-left: var(--sidebar-width);
            padding-right: var(--sidebar-width);
        }

        /* --- Sidebar (Desktop) --- */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            width: var(--sidebar-width);
            height: 100%;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            z-index: 100;
            background-color: var(--outer-bg);
            /* Grey Background */
        }

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

        .sidebar-menu li {
            margin-bottom: 20px;
        }

        .sidebar-menu a {
            text-decoration: none;
            font-family: 'Cormorant Garamond', serif;
            font-weight: 400;
            font-size: var(--fs-h3);
            color: #664433;
            transition: color 0.3s;
            letter-spacing: 0.1em;
        }

        .sidebar-menu a:hover,
        .sidebar-menu a.active {
            color: var(--text-color);
        }

        /* --- Submenu --- */
        .submenu {
            display: none;
            list-style: none;
            padding: 8px 0 0 16px;
            margin: 0;
        }

        .submenu li {
            margin-bottom: 0;
        }

        .submenu a {
            font-size: var(--fs-body);
            color: #886655;
            font-family: 'Noto Sans JP', sans-serif;
            font-weight: 400;
        }

        .has-submenu {
            position: relative;
        }

        /* PC: Hover Submenu */


        .sidebar-menu .language-switch {
            margin-top: 26px;
            padding-top: 18px;
            border-top: 1px solid rgba(102, 68, 51, 0.2);
            font-family: 'Cormorant Garamond', 'Raleway', serif;
            font-size: 1rem;
            letter-spacing: 0.1em;
            color: #664433;
        }

        .sidebar-menu .language-switch a {
            font-size: 1rem;
        }

        .sidebar-menu .language-switch span {
            margin: 0 3px;
        }



        .language-floating {
            position: fixed;
            top: 16px;
            right: 16px;
            z-index: 1200;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 12px;
            border: 1px solid rgba(236, 150, 151, 0.55);
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.92);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
            font-family: 'Cormorant Garamond', 'Raleway', serif;
            font-size: var(--fs-body);
            line-height: 1;
            letter-spacing: 0.08em;
        }

        .language-floating a {
            color: #664433;
            text-decoration: none;
        }

        .language-floating .is-current {
            color: #664433;
            font-weight: 500;
            text-decoration: underline;
            text-decoration-color: var(--accent-color);
            text-decoration-thickness: 2px;
            text-underline-offset: 4px;
        }

        @media (min-width: 769px) {
            .has-submenu:hover .submenu {
                display: block;
            }
        }

        /* Mobile: Open State Submenu */
        @media (max-width: 768px) {
            .has-submenu.open .submenu {
                display: block;
            }
        }

        /* --- Hamburger Menu (Mobile) --- */
        .hamburger-btn {
            display: none;
            /* Hidden on Desktop */
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 200;
            background: rgba(255, 255, 255, 0.8);
            border: none;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            cursor: pointer;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
        }

        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--accent-color);
            transition: 0.3s;
        }

        /* 開いているときは × にする */
        .hamburger-btn.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger-btn.is-open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile Sidebar toggled state */
        .sidebar.mobile-hidden {
            transform: translateX(-100%);
            background-color: rgba(255, 255, 255, 0.95);
            transition: transform 0.3s ease;
            box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        }

        .sidebar.mobile-visible {
            transform: translateX(0);
        }

        /* --- Back to Top Button --- */
        .back-to-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            background-color: var(--accent-color);
            color: var(--on-accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            font-size: 24px;
            line-height: 1;
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
        }

        /* --- Center Scroll Container --- */
        .center-scroll-container {
            width: 100%;
            max-width: 480px;
            /* Narrow "DODODO" style */
            height: 100%;
            background-color: var(--bg-color);
            /* Beige */
            overflow-y: scroll;
            /* Only this scrolls */
            -webkit-overflow-scrolling: touch;
            padding: 0;
            box-shadow: 0 0 50px rgba(0, 0, 0, 0.1);
            position: relative;
            scrollbar-width: none;
            letter-spacing: 0.04em; /* 本文の字間（デザインの決まり） */
        }

        .center-scroll-container::-webkit-scrollbar {
            display: none;
        }

        /* --- Content Styling --- */
        .content {
            padding: 0;
            /* Remove top padding to let FV hit top if needed, or manage in Hero */
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .content-inner {
            padding: 24px var(--gutter) 48px;
            width: 100%;
        }

        /* Hero */
        .hero-image-container {
            width: 100%;
            line-height: 0;
            margin: 0;          /* h1にしたため、見出しの標準の余白を消す */
            font-size: inherit;
            /* Removing gap */
        }

        .hero-image-container img {
            width: 100%;
            height: auto;
            display: block;
        }

        .hero-logo,
        .hero-tagline {
            display: none;
        }

        .icon-btn {
            background-color: var(--accent-color);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin: 0 auto 30px;
        }

        /* Intro Text */
        .intro-text {
            font-size: var(--fs-body);
            line-height: var(--lh-body);
            color: var(--body-text);
            margin-bottom: var(--sp-section);
            text-align: left;
            width: 100%;
        }

        /* Sections */
        .section {
            width: 100%;
            margin-bottom: var(--sp-section);
            text-align: left;
            /* Scroll Anchor offset */
            scroll-margin-top: 48px;
        }

        .section-number {
            font-family: 'Cormorant Garamond', serif;
            font-size: var(--fs-display);
            font-weight: 300;
            line-height: 1.2;
            color: var(--accent-color);
            margin-bottom: 16px;
            display: block;
            letter-spacing: 0.1em;
        }

        .section-title {
            font-size: var(--fs-h2);
            line-height: var(--lh-head);
            font-weight: bold;
            margin: 0 0 8px;
            color: #664433;
        }

        .section-desc {
            font-size: var(--fs-body);
            color: var(--body-text);
            line-height: var(--lh-body);
            margin-bottom: var(--sp-p);
        }

        .section-subtitle {
            color: #664433;
            font-weight: bold;
            font-size: var(--fs-h1);
            line-height: var(--lh-head);
            text-align: center;
            margin-bottom: 16px;
            display: block;
        }

        /* Grid System (Responsive logic removed since container is narrow) */
        .service-grid {
            display: flex;
            flex-direction: column;
            gap: var(--sp-block);
            width: 100%;
            margin-top: 0;
        }

        /* Mobile: 1 Column (Default) */
        /* .service-grid {
            grid-template-columns: 1fr;
        } */

        /* Service Cards */
        .service-item {
            text-align: center;
            padding: 24px var(--card-pad);
            background: #fff;
            border: 1px solid #E5DDD8;
            border-radius: 12px;
        }
        .service-item.highlight-de {
            background: #FAF6F4;
            border: 2px solid var(--accent-color);
        }
        .flow2 {
            position: relative;
            max-width: 680px;
            margin: 0 auto;
            text-align: left;
        }
        .flow2-step:not(:last-child)::after {
            content: "";
            position: absolute;
            left: 8px;
            top: 20px;
            bottom: -10px;
            width: 3px;
            background: var(--accent-color);
            opacity: 0.35;
            border-radius: 2px;
        }
        .flow2-dot { z-index: 1; }
        .flow2-step {
            position: relative;
            padding: 0 0 var(--sp-block) 32px;
        }
        .flow2-step:last-child { padding-bottom: 0; }
        .flow2-head {
            display: flex;
            align-items: center;
            gap: 24px;
            margin-bottom: 16px;
        }
        .flow2-dot {
            position: absolute;
            left: 0;
            top: 9px;
            width: 19px;
            height: 19px;
            border-radius: 50%;
            background: var(--accent-color);
        }
        .flow2-num {
            font-family: 'Cormorant Garamond', serif;
            font-size: var(--fs-display);
            font-weight: bold;
            color: #664433;
            line-height: 1;
            flex-shrink: 0;
            min-width: 40px;
        }
        .flow2-title {
            font-size: var(--fs-h3);
            line-height: var(--lh-head);
            font-weight: bold;
            color: #664433;
            margin: 0 0 8px;
            padding-left: 64px;
        }
        .flow2-desc {
            font-size: var(--fs-body);
            line-height: var(--lh-body);
            margin: 0;
            padding-left: 64px;
        }
        .flow2-icon {
            flex-shrink: 0;
            width: 76px;
            height: 76px;
            background: #FAF6F4;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        @media (max-width: 600px) {
            .flow2-icon { width: 60px; height: 60px; }
            .flow2-icon svg { width: 32px; height: 32px; }
            .flow2-num { min-width: 32px; }
            .flow2-title, .flow2-desc { padding-left: 0; }
        }

        .service-img {
            width: 100%;
            height: auto;
            aspect-ratio: 3 / 2;
            object-fit: cover;
            border-radius: 0;
            margin-bottom: var(--sp-p);
            display: block;
        }


        .concept-list {
            margin: 0;
            padding-left: 24px;
            color: var(--body-text);
            font-size: var(--fs-body);
            line-height: var(--lh-body);
        }
        .concept-list li {
            margin-bottom: 16px;
        }
        .concept-list strong {
            font-size: var(--fs-body);
        }

        .illustration-placeholder {
            width: 100%;
            height: 180px;
            background-color: #FFF0E5;
            border-radius: 50% 40% 60% 50% / 40% 50% 60% 50%;
            margin-bottom: 24px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        #difference .illustration-placeholder {
            background-color: transparent;
            border-radius: 0;
            height: 200px;
            margin-bottom: 16px;
        }

        #difference .illustration-placeholder img {
            max-height: 100%;
            width: auto;
            object-fit: contain;
        }


        .works-carousel-container {
            width: 100%;
            overflow: hidden;
            position: relative;
            margin: var(--sp-block) 0;
            cursor: pointer;
        }

        .works-carousel-track {
            display: flex;
            width: max-content;
            animation: scroll-left 80s linear infinite;
            /* Slower speed */
        }

        .works-carousel-container:hover .works-carousel-track {
            animation-play-state: paused;
        }

        .works-carousel-item {
            flex-shrink: 0;
            width: 320px;
            margin-right: 20px;
            transition: transform 0.3s ease;
        }

        .works-carousel-item:hover {
            transform: scale(1.02);
        }

        .works-carousel-item img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            display: block;
        }

        @keyframes scroll-left {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        /* --- WORKS Navigation Elements --- */
        .works-dots {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin: 16px 0 32px;
        }

        .works-dots span {
            width: 6px;
            height: 6px;
            background-color: #ddd;
            border-radius: 50%;
            display: block;
        }

        .works-dots span.active {
            background-color: #333;
        }

        .works-pill-btn-container {
            display: flex;
            justify-content: center;
            margin-top: 0;
        }

        .works-pill-btn {
            background-color: transparent;
            color: #664433;
            text-decoration: none;
            min-height: 48px;
            padding: 0 48px;
            border: 1px solid var(--accent-color);
            border-radius: 0;
            font-weight: bold;
            font-size: var(--fs-body);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
            cursor: pointer;
        }

        .works-pill-btn:hover {
            background-color: var(--accent-color);
            color: var(--on-accent);
        }

        .works-pill-btn .arrow {
            font-size: var(--fs-h3);
        }

        /* --- Review Carousel --- */
        .review-carousel-container {
            width: 100%;
            overflow: hidden;
            position: relative;
            margin: var(--sp-block) 0;
        }

        .review-carousel-track {
            display: flex;
            width: max-content;
            animation: scroll-left-slow 240s linear infinite;
            /* Even slower for readability */
        }

        .review-carousel-container:hover .review-carousel-track {
            animation-play-state: paused;
        }

        .review-carousel-item {
            flex-shrink: 0;
            width: 300px;
            /* Adjust based on image content */
            margin-right: 20px;
        }

        .review-carousel-item img {
            width: 100%;
            height: auto;
            border: none;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            display: block;
        }

        @keyframes scroll-left-slow {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        /* --- Carousel Arrows --- */
        .carousel-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(255, 255, 255, 0.8);
            border: none;
            width: 44px;
            height: 44px;
            padding: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            font-size: var(--fs-h3);
            color: #664433;
            border-radius: 50%;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            transition: all 0.3s;
        }

        .carousel-arrow:hover {
            background: white;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        }

        .arrow-prev {
            left: 8px;
        }

        .arrow-next {
            right: 8px;
        }

        .footer-cta {
            width: 100%;
            background-color: var(--accent-color);
            color: var(--on-accent);
            padding: 64px var(--gutter) 96px;
            border-radius: 200px 200px 0 0;
            text-align: center;
            margin-top: 0;
        }

        .footer-cta h2 {
            font-family: 'Cormorant Garamond', serif;
            font-size: 2.2rem;
            margin-bottom: 20px;
            font-weight: 300;
        }

        .footer-cta p {
            font-size: var(--fs-body);
            line-height: var(--lh-body);
            margin-bottom: 32px;
        }

        .contact-btn {
            display: inline-block;
            border: 1px solid white;
            padding: 12px 40px;
            color: white;
            text-decoration: none;
            border-radius: 30px;
            transition: background 0.3s;
        }

        .contact-btn:hover {
            background-color: white;
            color: var(--accent-color);
        }

        .voice-box {
            background-color: #FFF0E5;
            padding: 20px;
            border-radius: 20px;
            margin-bottom: 20px;
        }

        .voice-title {
            font-weight: bold;
            margin-bottom: 10px;
            border-bottom: 1px dashed var(--accent-color);
            padding-bottom: 5px;
            display: inline-block;
        }

        /* --- Concept Process --- */
        .process-flow {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin: 40px 0;
            position: relative;
        }

        .process-step {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            width: 80px;
        }

        .process-icon {
            width: 60px;
            height: 60px;
            border: 2px solid var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 10px;
            font-size: 1.5rem;
            color: var(--accent-color);
            background: white;
        }

        .process-label {
            font-size: 1.05rem;
            font-weight: bold;
        }

        /* Arrow between steps */
        .process-step:not(:last-child)::after {
            content: "→";
            position: absolute;
            right: -20px;
            top: 20px;
            color: #ccc;
        }

        /* --- Flow Section --- */
        .flow-list {
            list-style: none;
            padding: 0;
            margin: 20px 0;
            text-align: left;
        }

        .flow-item {
            margin-bottom: 30px;
            position: relative;
            padding-left: 20px;
        }

        .flow-header {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
        }

        .flow-number {
            font-family: 'Cormorant Garamond', serif;
            font-weight: bold;
            background-color: white;
            color: var(--accent-color);
            border: 1px solid var(--accent-color);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            margin-right: 15px;
            flex-shrink: 0;
        }

        .flow-title {
            font-weight: bold;
            font-size: 1.05rem;
            color: #664433;
        }

        .flow-desc {
            font-size: 1.05rem;
            line-height: 2.0;
            padding-left: 45px;
        }

        .flow-arrow {
            display: flex;
            justify-content: flex-start;
            margin: 10px 0 20px 45px;
            color: var(--accent-color);
            font-size: 1.2rem;
        }

        /* Line connecting dots */
        .flow-list::before {
            content: "";
            position: absolute;
            left: 28px;
            top: 0;
            bottom: 0;
            width: 1px;
            background: #ddd;
            display: none;
            /* Simplified for now */
        }

        /* --- Works Grid (Update) --- */
        .works-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            /* 3 columns */
            gap: 15px;
            margin: 40px 0;
        }

        .work-thumbnail {
            aspect-ratio: 16/9;
            background-color: #eee;
            border-radius: 8px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid #ddd;
        }

        /* --- Contact Form --- */
        .contact-form {
            width: 100%;
            text-align: left;
            margin-top: 32px;
        }

        .form-group {
            margin-bottom: var(--sp-p);
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
            font-size: var(--fs-body);
        }

        .form-input,
        .form-textarea {
            width: 100%;
            min-height: 48px;
            padding: 8px 16px;
            border: 1px solid #ccc;
            border-radius: 4px;
            font-family: inherit;
            font-size: var(--fs-body);
            background: rgba(255, 255, 255, 0.9);
        }

        .form-textarea {
            resize: vertical;
            height: 128px;
            padding: 16px;
            line-height: var(--lh-body);
        }

        .form-submit-container {
            text-align: center;
            margin-top: 32px;
        }

        .submit-btn {
            background-color: white;
            color: var(--on-accent);
            border: 1px solid white;
            min-height: 48px;
            padding: 0 48px;
            border-radius: 32px;
            font-family: inherit;
            font-size: var(--fs-body);
            font-weight: bold;
            cursor: pointer;
            transition: 0.3s;
        }

        .submit-btn:hover {
            background-color: transparent;
            color: var(--on-accent);
            border-color: var(--on-accent);
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            min-height: 48px;
            background: var(--accent-color);
            color: var(--on-accent);
            border: 1px solid var(--accent-color);
            padding: 0 48px;
            text-decoration: none;
            border-radius: 32px;
            transition: all 0.3s;
            font-weight: bold;
        }

        .cta-btn:hover {
            background: #fff;
            color: #664433;
        }

        .section-dots {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            margin: 0 auto var(--sp-block);
            color: #ec9697;
        }

        .section-dots span {
            width: 4px;
            height: 4px;
            background-color: currentColor;
            border-radius: 50%;
            display: block;
        }


        /* ★追従の問い合わせボタン（2026-08-29 追加） */
        .sticky-cta {
            display: none;
        }

        @media (max-width: 768px) {
            .sticky-cta {
                display: flex;
                position: fixed;
                left: 0;
                right: 0;
                bottom: 0;
                z-index: 1100;
                align-items: center;
                justify-content: center;
                gap: 8px;
                padding: 16px 20px calc(16px + env(safe-area-inset-bottom));
                background: var(--accent-color);
                color: var(--on-accent);
                text-decoration: none;
                font-size: var(--fs-body);
                font-weight: bold;
                letter-spacing: 0.06em;
                box-shadow: 0 -3px 14px rgba(0, 0, 0, 0.12);
            }

            .sticky-cta:hover,
            .sticky-cta:visited {
                color: var(--on-accent);
            }

            /* 追従ボタンのぶん、フッターのピンクを下まで伸ばす（白い隙間を作らない） */
            .copyright-footer {
                padding-bottom: 96px !important;
            }

            .back-to-top {
                bottom: 88px !important;
            }
        }

        /* ★タップ領域を44px以上に（2026-08-29 追加） */
        .sidebar-menu a {
            display: flex;
            align-items: center;
            min-height: 48px;
            padding: 0;
            line-height: var(--lh-head);
        }

        .sidebar-menu li {
            margin-bottom: 4px;
        }

        .sidebar-menu .submenu a {
            padding: 0;
        }

        .language-floating a,
        .language-floating span {
            display: inline-block;
            padding: 14px 4px;
        }

        .language-floating {
            padding: 0 8px !important;
        }
        .copyright-footer {
            background-color: #ec9697;
            color: var(--on-accent);
            text-align: center;
            padding: 24px var(--gutter);
            font-size: var(--fs-note);
            margin: 0;
            width: 100%;
        }

        .copyright-footer p {
            margin: 0;
        }

        /* --- Responsive Styles --- */
        @media (min-width: 600px) {

            /* Tablet: 2 Columns */
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 900px) {

            /* PC: 3 Columns */
            .service-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        /* --- Scroll Indicator --- */
        .scroll-indicator {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--sp-section);
            color: var(--text-sub);
            text-decoration: none;
            font-family: 'Cormorant Garamond', serif;
            font-size: var(--fs-note);
            letter-spacing: 0.1em;
        }

        .scroll-arrows {
            position: relative;
            width: 20px;
            height: 25px;
            margin-bottom: 8px;
        }

        .scroll-arrows span {
            display: block;
            width: 15px;
            height: 15px;
            border-bottom: 2px solid var(--accent-color);
            border-right: 2px solid var(--accent-color);
            transform: rotate(45deg);
            margin: -8px 0;
            animation: scroll-arrow-anim 2s infinite;
            opacity: 0;
        }

        .scroll-arrows span:nth-child(2) {
            animation-delay: -0.4s;
        }

        @keyframes scroll-arrow-anim {
            0% {
                opacity: 0;
                transform: rotate(45deg) translate(-10px, -10px);
            }

            50% {
                opacity: 1;
            }

            100% {
                opacity: 0;
                transform: rotate(45deg) translate(10px, 10px);
            }
        }

        .scroll-text {
            text-transform: uppercase;
            font-weight: 400;
        }

        @media (max-width: 768px) {

            /* Transform Sidebar to Hamburger Menu */
            .sidebar {
                /* Inherits mobile-hidden/visible classes */
                width: 250px;
                background-color: var(--outer-bg);
                /* Grey match */
            }

            /* Initially hidden on mobile via class logic or default css */
            /* We use JS to toggle class 'mobile-visible' */
            /* Default state for mobile: transform translate handled by class */

            .hamburger-btn {
                display: flex;
            }

            .layout-wrapper {
                padding-left: 0;
                padding-right: 0;
            }
        }

        @media (min-width: 769px) {

            /* Desktop Reset */
            .sidebar {
                transform: none !important;
                /* Always visible */
                background-color: var(--outer-bg);
                /* Grey */
            }

            .sidebar.mobile-hidden {
                transform: none;
                /* Override the hiding */
                box-shadow: none;
                /* Flat design */
                background-color: var(--outer-bg);
                /* Enforce grey */
            }
        }

        /* ★見出しを言葉の途中で折り返さない（2026-09-19 デザインの決まり）
           「SNS運/用」「に/てヒアリング」のような折り返しを防ぐ。
           句読点・かっこ・「・」の前後でだけ折り返す。入りきらないときだけどこでも折る */
        .section-title,
        .section-subtitle,
        .flow2-title,
        .plans-container h4,
        #concept .intro-text:first-of-type,
        #concept > p[style*="--fs-h3"] {
            word-break: keep-all;
            overflow-wrap: anywhere;
        }


        /* ===== お客様の声を文字で見せる（2026-09-24 追加） =====
           英語版トップ（index-en.html）は画像のままなので、
           既存の .review-carousel-item img の規則には触っていない。 */
        .review-card {
            background: var(--bg-color);
            border: 1px solid #E5DDD8;
            border-radius: 8px;
            padding: 20px;
            text-align: left;
            color: #664433;
            font-size: var(--fs-body);
            line-height: var(--lh-body);
            box-shadow: 0 2px 8px rgba(102, 68, 51, 0.04);
        }

        .review-card .review-name {
            font-weight: 500;
            color: #4A2E22;
            margin: 0 0 16px;
        }

        .review-card .review-text {
            margin: 0;
        }

        /* 声の長さのまま並べる（2026-09-24 リコさん「案Bでお願い」）。
           指定しないと、いちばん長い声の高さに全部が引き伸ばされる */
        .review-carousel-track {
            align-items: flex-start;
        }


        /* カードの幅：1行が短すぎると読みにくいので、画像のときの300pxより広げる（2026-09-24） */
        .review-carousel-item.review-card {
            width: 420px;
        }

        @media (max-width: 768px) {
            .review-carousel-item.review-card {
                width: calc(100vw - 40px);
                max-width: 420px;
            }
        }

        /* ===== Xへの入口（2026-09-24 追加・CONTACTの中） =====
           ピンクの地の上なので、文字とアイコンは濃い茶 var(--on-accent)（5.5：1） */
        .x-entry {
            margin-top: var(--sp-block);
            padding-top: 24px;
            border-top: 1px solid rgba(74, 46, 34, 0.25);
        }

        .x-entry-lead {
            font-size: var(--fs-note);
            line-height: var(--lh-note);
            margin: 0 0 16px;
            color: var(--on-accent);
        }

        .x-entry-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            min-height: 44px;
            padding: 8px 20px;
            border: 1px solid var(--on-accent);
            border-radius: 999px;
            color: var(--on-accent);
            text-decoration: none;
            font-size: var(--fs-body);
            letter-spacing: 0.04em;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .x-entry-link:hover {
            background-color: var(--on-accent);
            color: var(--accent-color);
        }

        .x-entry-icon {
            flex-shrink: 0;
        }

        /* 英語版の「翻訳です」の一行（2026-09-24） */
        .review-note {
            font-size: var(--fs-note);
            line-height: var(--lh-note);
            color: var(--text-sub);
            margin: 0 0 16px;
        }

        /* ===== 金継ぎ診断（2026-09-22）の直し A・B（2026-09-24 リコさん「A・Bともいれて」） =====
           A＝9/19の「デザインの決まり」とぶつからない直し
           B＝案A（ピンクの英字は飾りとして残す）とぶつかる直し＝リコさんの判断で採用 */
        /* ---------- [A] 決まりとぶつからない直し ---------- */

        /* A-1 CONTACTの見出し：ピンクの地に白い字（2.2：1）→ 濃い茶（5.5：1）。
        案Aの「ピンクの上に乗る文字は濃い茶（--on-accent）」に合わせる */
        #contact > .section-number { color: var(--on-accent) !important; }

        /* A-2 似て非なる線の色を、いちばん使われているベージュの線 #E5DDD8 に揃える */
        .plan-card[style] { border-color: #E5DDD8 !important; }
        .notes-section[style] { border-top-color: #E5DDD8 !important; }
        .form-input, .form-textarea { border-color: #E5DDD8; }
        .works-dots span { background-color: #E5DDD8; }   /* 表示中の点（span.active #333）はそのまま */

        /* A-3 角丸を「8px（部品もカードも）／丸」の2種類＋CONTACTのアーチへ。
        4px（初期費用0円のバッジ・入力欄）と、サービスのカード12px を 8px に（料金カードはもともと8px）。
        CONTACTの200pxのアーチはこのページだけの形なので残す */
        .plan-card > div[style*="border-radius: 4px"] { border-radius: 8px !important; }
        .form-input, .form-textarea { border-radius: 8px; }
        .service-item { border-radius: 8px; }

        /* A-4 重なり順：並び順は1つも変えず、数字だけ整理（1000〜1200 → 300〜500）。
        メニュー100 ＜ メニューボタン200 ＜ 上に戻る300 ＜ 追従の問い合わせ400 ＜ 言語切替500 */
        .back-to-top { z-index: 300; }
        @media (max-width: 768px) { .sticky-cta { z-index: 400; } }
        .language-floating { z-index: 500; }

        /* ---------- [B] 案Aとぶつかる直し（選択） ---------- */

        /* B-1 大きな英字の見出し（CONCEPT・WORKS・SERVICE・REVIEW）：
        ピンク #EC9697（白地で2.2：1）→ 同じ色みで少しだけ深いピンク #D87879（3.05：1＝大きな文字の基準3.0）。
        ピンクの地・線・帯・ボタンは #EC9697 のまま */
        :root { --accent-deep: #D87879; }  /* 床のための派生1色（色相はそのまま・明るさだけ下げた） */
        #concept > .section-number,
        #works > .section-number,
        #service > .section-number,
        #review > .section-number { color: var(--accent-deep); }

        /* B-2 WEB・BRANDING / DESIGN・GERMANY / EU（20px・基準4.5）：
        ピンクのままでは4.5に届く色が赤になってしまうため、案Aの「文字は濃い茶」に合わせて #664433（8.6：1） */
        p.english-serif[style] { color: #664433 !important; }