@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

:root {
    /* カラーパレット */
    --color-primary-amber: #d97706;
    --color-primary-red: #dc2626;
    --color-primary-orange: #b45309;
    --color-primary-pointcolor: #cc0000;
    --color-neutral-900: #111827;
    --color-neutral-800: #1f2937;
    --color-neutral-700: #374151;
    --color-neutral-600: #4b5563;
    --color-neutral-500: #6b7280;
    --color-neutral-400: #9ca3af;
    --color-neutral-200: #e5e7eb;
    --color-neutral-100: #f5f4f7;
    --color-neutral-50: #f9fafb;

    /* グラデーション */
    --gradient-primary: linear-gradient(135deg, #b45309 0%, #dc2626 50%, #d97706 100%);
    --gradient-amber: linear-gradient(to bottom right, #fef3c7, #fed7aa);
    --gradient-red: linear-gradient(to bottom right, #fee2e2, #fecdd3);
    --gradient-blue: linear-gradient(to bottom right, #dbeafe, #cffafe);
    --gradient-green: linear-gradient(to bottom right, #d1fae5, #a7f3d0);

    /* スペーシング */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 5rem;
    --space-5xl: 6rem;
    --space-6xl: 8rem;

    /* フォントサイズ */
    --text-xs: 0.70rem;
    --text-sm: 0.80rem;
    --text-base: 0.90rem;
    --text-lg: 1.00rem;
    --text-lg-ex: 1.10rem;
    --text-xl: 1.20rem;
    --text-xl-ex: 1.40rem;
    --text-2xl: 1.60rem;
    --text-2xl-ex: 1.85rem;
    --text-3xl: 2.15rem;
    --text-4xl: 2.15rem;
    --text-4xl-ex: 2.4rem;
    --text-5xl: 3.00rem;
    --text-6xl: 3.60rem;

    /* その他 */
    --border-radius-sm: 1rem;
    --border-radius-md: 1.5rem;
    --border-radius-full: 9999px;
    --transition-base: 0.3s ease;
    --nav-size: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-feature-settings: "palt";
    letter-spacing: 2px;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    /*font-family: serif;*/

    background: #fff;
    color: var(--color-neutral-700);
    line-height: 1.4;
}

/* メニュー開時のスクロール防止 */
body.menu-open {
    overflow: hidden;
    position: fixed; /* モバイルでのスクロール防止を確実にする */
    width: 100%;
    height: 100%;
}

.header-copy {
    font-size: var(--text-6xl);
    color: white;
    font-weight: 900;
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

h1 {
    font-size: var(--text-6xl);
    color: white;
    font-weight: 900;
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

    h1.hero-subtitle-1 {
            border-radius: 4px;
    }

    h1.hero-subtitle-1 br {
        display: none;
    }


h2 {
    font-size: var(--text-5xl);
    font-weight: 900;
    margin-bottom: var(--space-xl);
    color: var(--color-neutral-900);
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: var(--text-xl-ex);
    background: #93196a;
    color: white;
    padding: 0.5rem 2rem;
    position: relative;
    display: inline-block;
    font-weight: 700;
}

#question-section h2 {
    font-size: var(--text-4xl-ex);
}

h3 {
    font-size: var(--text-4xl);
    font-weight: 900;
    margin-bottom: var(--space-lg);
    color: var(--color-neutral-900);
}

.hero-subtitle-2 {
    color: white;
    font-size: var(--text-xl-ex);
    font-weight: 500;
}

h4 {
    font-size: var(--text-xl);
    font-weight: 900;
    margin-bottom: var(--space-md);
    color: var(--color-neutral-900);
}

p {
    line-height: 1.75;
    color: var(--color-neutral-700);
    font-size: var(--text-xl);
    font-feature-settings: initial;
    letter-spacing: 1px;
}

/* レイアウト */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

section {
    padding: var(--space-5xl) var(--space-lg) var(--space-4xl);
    position: relative;
}

/* ナビゲーション */
body>nav {
    position: fixed;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    z-index: 1000;
    transition: transform 0.3s ease;
    height: unset;
}

body>nav .container {
    padding: 1.25rem var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: var(--text-xl);
    font-weight: 900;
    color: var(--color-neutral-900);
}

.logo .gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body>nav .nav-links {
    display: none;
    gap: 2.5rem;
}

body>nav .nav-links a {
    text-decoration: none;
    color: var(--color-neutral-600);
    font-weight: 500;
    font-size: var(--text-lg);
    transition: color var(--transition-base);
}

body>nav .nav-links a:hover {
    color: var(--color-neutral-900);
}

.btn {
    background: #09357f;
    color: white;
    padding: 0.625rem 1.75rem;
    border-radius: var(--border-radius-full);
    border: none;
    font-size: var(--text-base);
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition-base);
    text-decoration: none;
}

.btn:hover {
    transform: scale(1.05);
}

/* モバイルメニュートグルボタン */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-neutral-900);
    cursor: pointer;
    padding: 0.2rem;
}

.menu-toggle svg {
    width: 1.5rem;
    height: 1.5rem;
}

/* モバイルメニュー */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 20rem;
    height: 100vh;
    height: 100dvh; /* モバイルブラウザ対応 */
    background: rgb(13 13 13 / 75%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: white;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1001;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch; /* iOSのスムーズスクロール */
    overscroll-behavior: contain; /* スクロールが親要素に影響しないようにする */
    padding: 1.5rem;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu-header .logo {
    font-size: 1.25rem;
    color: white;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-close svg {
    width: 1.5rem;
    height: 1.5rem;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: none;
    position: static;
    width: auto;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.mobile-nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 1rem;
    border-radius: 0.5rem;
    transition: background-color 0.3s ease;
    font-size: var(--text-base);
}

.mobile-nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-cta-button {
    background: white;
    color: #000000;
    padding: 1rem;
    border-radius: 2rem;
    text-decoration: none;
    font-weight: 700;
    text-align: center;
    display: block;
    margin-top: 1.5rem;
        transition: 0.3s ease;

}

.mobile-cta-button:hover {
	opacity: 0.8;
        transition: 0.3s ease;

}

h2 span.h2_point {
    color: var(--color-primary-pointcolor);
}


/* ヒーローセクション */
.hero {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
    background: url(images/first_view_img1.jpg);
    background-size: cover;
    position: relative;
    overflow: hidden;
    height: calc(100vh);
    background-position: 100% -76%;
    align-items: center;
    display: flex;
}

.hero .bg-blobs {
    position: absolute;
    inset: 0;
    opacity: 0.2;
}

.hero .container {
    max-width: 1152px;
    position: relative;
    z-index: 10;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: var(--space-xs) 1.25rem;
    border-radius: 6px;
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    background: #93196a;
    color: white;
}

#concept .badge {
    border-radius: 6px;
}


.badge.purple {
    background: linear-gradient(to right, #9333ea, #ec4899);
    color: white;
}

.badge.hero-badge {
    background: #93196a91;
    color: white;
    backdrop-filter: blur(4px);
    border-radius: 2rem;
    border-bottom: 4px solid white;
}

nav .nav-links {
    display: flex;
}

body>nav .btn {
    display: inline-block;
    margin-left: 1.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.md-order-1 {
    order: 1;
}

.md-order-2 {
    order: 2;
}

footer .grid {
    grid-template-columns: repeat(4, 1fr);
}

.concept-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}




/* カード */
.card {
    padding: var(--space-2xl);
    border-radius: var(--border-radius-md);
    transition: transform var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
}

.card.amber {
    background: var(--gradient-amber);
}

.card.red {
    background: var(--gradient-red);
}

.card.blue {
    background: var(--gradient-blue);
}

.card.green {
    background: var(--gradient-green);
}

.card .icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.card.amber .icon {
    background: linear-gradient(to bottom right, #f59e0b, #ea580c);
}

.card.red .icon {
    background: linear-gradient(to bottom right, #ef4444, #ec4899);
}

.card.blue .icon {
    background: linear-gradient(to bottom right, #3b82f6, #06b6d4);
}

.card.green .icon {
    background: linear-gradient(to bottom right, #10b981, #059669);
}

.card .icon svg {
    width: 1.75rem;
    height: 1.75rem;
    color: white;
}

/* 画像 */
img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
}

/* 背景 */
.bg-gray {
    background: linear-gradient(to bottom, var(--color-neutral-100), white);
}

/* 背景 */
.bg-gray2 {
    background: linear-gradient(to bottom, var(--color-neutral-100));
}

.bg-white {
    background: white;
}

/* セクション区切り */
.section-divider {
    position: relative;
    padding-top: var(--space-3xl);
}

.section-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #f59e0b, var(--color-primary-red));
    border-radius: 2px;
}

/* ユーティリティ */
.text-center {
    text-align: center;
}

.mb-6 {
    margin-bottom: var(--space-lg);
}

.mb-12 {
    margin-bottom: var(--space-2xl);
}

.mb-16 {
    margin-bottom: var(--space-3xl);
}

.mb-20 {
    margin-bottom: var(--space-4xl);
}

.mb-24 {
    margin-bottom: var(--space-5xl);
}

.mt-16 {
    margin-top: var(--space-3xl) !important;
}

.order-1 {
    order: 1;
}

.order-2 {
    order: 2;
}



/* 問いかけセクション */

.question-section .highlight-box {
    padding: var(--space-3xl);
    border-radius: var(--border-radius-md);
    background: var(--gradient-amber);
    text-align: center;
}

.question-icon {
    font-family: "Outfit", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    font-size: 30rem;
}

.question-section .highlight-box p:first-child {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--color-neutral-900);
}

/* 理由カード */
.reason-card {
    border-radius: var(--border-radius-md);
    transition: transform var(--transition-base);
}

.reason-title-wrapper {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    align-items: center;
}

.reason-card hr {
    height: 1px;
    border-top: 1px solid #999999;
    border-bottom: 0;
    margin-bottom: 1.5rem;
        margin-top: 1.5rem;
}

.reason-card .number {
    font-size: var(--text-4xl);
    font-weight: 900;
    background: #93196a;
    color: white;
    position: relative;
    border-radius: 6px;
    height: 60px;
    width: 80px;
    align-items: center;
    justify-content: center;
    display: flex;
    padding-left: 2px;
}

.reason-card h4 {
    margin-bottom: initial;
    font-weight: 700;
}

/* CTAセクション */
.cta-section {
    padding: 0;
    background: white;
}

.cta-container {
    width: 100%;
    /*background: linear-gradient(135deg, var(--color-neutral-100) 0%, var(--color-neutral-200) 50%, #fef3c7 100%);*/
    /*background: #333333;*/
    padding: var(--space-5xl) var(--space-lg);
    text-align: center;
    background: url(images/first_view_img1.jpg);
    background-size: cover;
    background-position: 100% 75%;
}

.cta-container h2 {
    color: white;
        margin-bottom: var(--space-2xl);
}

.cta-container .btn-primary {
    background: linear-gradient(180deg, #ffffff 33%, #ffffffdd);
    color: var(--color-neutral-900);
    padding: 1.25rem var(--space-xl);
    border-radius: var(--border-radius-full);
    border: none;
    font-size: var(--text-base);
    font-weight: 900;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-block;
    margin: 0 1rem var(--space-2xl) 1rem;
    text-decoration: none;
    min-width: 300px;
}

.cta-container .btn-primary:hover {
    transform: scale(1.05);
}

/* フッター */
footer {
    padding: var(--space-2xl) var(--space-lg) var(--space-xl);
}

footer .grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-lg);
    text-align: left;
}

#footer-logo img {
    width: 120px;
}

#footer-under-logo{
	font-size: var(--text-base);
}

footer h4 {
    color: white;
    font-weight: 700;
    margin-bottom: var(--space-md);
    font-size: var(--text-base);
}

footer ul {
    list-style: none;
}

footer ul li {
    margin-bottom: var(--space-sm);
}

footer ul a {
    color: var(--color-neutral-400);
    text-decoration: none;
    font-size: var(--text-xs);
    transition: color var(--transition-base);
}

footer ul a:hover {
    color: white;
}

footer .copyright {
    border-top: 1px solid var(--color-neutral-700);
    padding-top: var(--space-lg);
    text-align: center;
}

footer .copyright p {
    font-size: var(--text-base);
}



/* コンセプトセクションのレイアウト */

.concept-item {
    position: relative;
    padding: 4rem 0px;
}

.concept-item>div {
    margin-bottom: 4rem;
}

/*これは全体に影響するから注意*/


.concept-item.item-1 .number-bg {
    color: #d97706;
    right: -2rem;
}

.concept-item.item-2 .number-bg {
    color: #dc2626;
    right: -2rem;
}

.concept-item.item-3 .number-bg {
    color: #2563eb;
    right: -2rem;
}

.concept-item .content-wrapper {
    position: relative;
    z-index: 1;
    /*max-width: 48rem;*/
    padding: 2rem 4rem 0;
}

.concept-item.item-2 .content-wrapper {
    margin-left: auto;
}


#features h3 {
    display: inline-block;
    padding: 0.5rem 2rem;
    border: 0.5rem solid #000;
    position: relative;

}

#features h3:before {
    content: "";
    width: calc(100% + 10px);
    position: absolute;
    height: calc(100% + 8px);
    background: #93196a26;
    color: white;
    display: inline-block;
    left: 8px;
    top: 8px;
    z-index: -1;
}

.product-features-wrapper {
    position: relative;
}

.key-features {
    position: absolute;
    width: 100%;
    top: -40px;
    /* flex-wrap: nowrap; */
    display: block;
    font-size: var(--text-2xl);
    text-align: center;
    font-weight: 900;
    letter-spacing: 1px;
    color: black;
}

/* #featuresセクションのh4を#conceptのh3と同じサイズに */
#features h4 {
    font-size: var(--text-3xl);
    font-weight: 900;
    margin-bottom: var(--space-lg);
}


.speechBubble {
    position: relative;
    display: block;
    padding: 1rem 3rem;
    border-bottom: solid 2px #333;
    margin: 0 0 2rem;
    margin-inline: auto;
    width: fit-content;
    font-size: var(--text-2xl);
    font-weight: 900;
}

.speechBubble:before {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 18px;
    height: 18px;
    box-sizing: border-box;
    background-color: #ffffff;
    rotate: 135deg;
    translate: -50%;
}

.speechBubble:after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 42.5%;
    width: 40px;
    height: 20px;
    box-sizing: border-box;
    border-top: solid 2px;
    border-color: #333;
    rotate: 135deg;
}


#question-section {
    padding-left: 0;
    padding-right: 0;
    padding-bottom: 0;
}

#qa-container-wrapper {
    padding: 0;
    max-width: 100%;
    position: relative;
}

#qa-arrow {

    font-size: var(--text-6xl);
    position: absolute;
    z-index: 2;
    color: #ff0000;
    left: 50%;
    transform: translate(-50%, -50%);
    top: 50%;
    z-index: 2;
}

.qa-box.question-q {
    background: #222222;
}

.qa-box.question-a {
    background: white;
}

.question-section-title h2 strong {
    color: var(--color-primary-orange);
}

.question-section-title h2 strong {
    color: var(--color-primary-orange);
}

.qa-container {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 0;
}

.question_img {
    text-align: center;
    margin-bottom: 2rem;
}

.question_img img {
    text-align: center;
    border-radius: 0;
}



.qa-box {
    position: relative;
    padding: 0 0 3rem 0;
    width: 100%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}


.qa-box::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 3px;
    background: linear-gradient(135deg, var(--border-color-1), var(--border-color-2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.text-content p.question_subttl {
    font-size: var(--text-2xl-ex);
    line-height: 1.7;
    margin-bottom: 2rem;
    text-align: center;
}

.qa-box.question-q p.question_subttl strong {
    background-image: linear-gradient(to bottom, transparent calc(100% - 1rem), #ff0000 0);
    color: white;
    font-weight: 900;
}

.qa-box.question-q .text-content p {
    color: white;
}

.qa-box.question-a p.question_subttl strong {
    background-image: linear-gradient(to bottom, transparent calc(100% - 1rem), yellow 0);
    font-weight: 900;
}

.qa-box .text-content {
    margin-left: 2rem;
    margin-right: 2rem;
}

.qa-arrow {
    font-size: var(--text-6xl);
    font-weight: 900;
    font-family: "Outfit", sans-serif;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* チェックマークリスト */
.check-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: start;
    border-bottom: 1px solid #505050;
    border-right: 1px solid #505050;
    padding-right: 1.5rem;
}

/* チェックマーク */
.feature-check {
    width: 50px;
    height: 50px;
    border-radius: 5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl-ex);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    top: -0.5rem;
    background: #93196a;
    color: white;
}


/* チェックマークのアイコン */
.check-icon {
    display: inline-block;
    transform-origin: center;
}

/* パルスエフェクト用 */
.feature-check::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--border-radius);
    background: inherit;
    opacity: 0;
}

/* コンテンツ */
.feature-content {
    flex: 1;
}

.feature-content h3 {
    font-size: var(--text-xl-ex);
    font-weight: 700;
    color: var(--color-neutral-900);
    margin-bottom: 0.75rem;
}

.feature-content p {
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--color-neutral-700);
    margin-bottom: 2rem;
}

.text-content p {
    line-height: 1.9;
    color: var(--color-neutral-700);
}

.text-content strong {
    font-weight: 700;
}

#partnership {
    background-color: #ffffff;
    background-image: url(images/bg_image.jpg);
    /*background-image: linear-gradient(115deg, rgb(255 255 255 / 25%) 50%, #b3b3b333 10% 100%), url(images/bg_image.jpg);*/
    background-position: center;
    background-size: cover;
    padding-bottom: 4rem;
}

#partnership h2 {
    color: white;
    text-shadow: 2px 2px 20px #841f63, 2px 2px 20px #841f63;
}

#partnership p {
    color: white;
    text-shadow: 2px 2px 20px #841f63, 2px 2px 20px #841f63, 2px 2px 20px #841f63;
    font-weight: 500;
}

.concept-image {
    margin-bottom: 1.5rem;
}

#question_png_q img,
#question_png_a img {
    width: 200px;
    position: relative;
}

#logo img {
    width: 130px;
    position: relative;
    top: 0.2rem;
}

.section-arrow {
    content: "▼";
    position: absolute;
    font-size: 2rem;
    line-height: 21px;
    left: 50%;
    color: #93196a;
    transform: translateX(-50%);
    top: 3.5rem;
}

.mobile-menu .mobile-menu-header .logo {
    width: 120px;
}

        p.question_subttl br {
        display: block;
    }


/**************************************/
/**************************************/
/**************************************/
/**************************************/
/**************************************/
/**************************************/
/**************************************/
/**************************************/


/* レスポンシブ */

@media (max-width: 1280px) {

    .container {
        max-width: 1100px;
    }

    .hero h1 {
        font-size: var(--text-xl-ex);
    }

    .reason-card .number {
        font-size: var(--text-2xl);
        top: 0;
        padding: 0.8rem;
        ;
    }

    #question_png_q img,
    #question_png_a img {
        width: 160px;
    }

    #features h4 {
        font-size: var(--text-2xl-ex);
    }
}

/**************************************/
/**************************************/

@media (max-width: 1023px) {

    .header-copy {
        font-size: var(--text-5xl);
    }

    .hero-subtitle-2 {
        color: white;
        font-size: var(--text-xl);
    }

    h2 {
        font-size: var(--text-3xl);
        margin-bottom: 5rem;
    }

    h2:after {
        content: "";
        display: inline-block;
        width: 100px;
        height: 6px;
        background: #93196a;
        left: 50%;
        transform: translateX(-50%);
        position: absolute;
        bottom: -2rem;
        border-radius: 2rem;

    }

    #question-section h2,
    #partnership h2,
    #footer-contact h2 {
        margin-bottom: 3rem;
    }
    
    #question-section h2:after,
    #partnership h2:after,
    #footer-contact h2:after {
        content: initial;
    }

    h1.hero-subtitle-1:after {
        content: initial;
    }

    h1.hero-subtitle-1 {
        margin-bottom: 2rem;
        border-radius: 4px;
    }

    h1.hero-subtitle-1 br {
        display: block;
    }

    h3 {
        font-size: var(--text-2xl);
    }

    .qa-box {
        flex: 1;
    }

    .qa-container {
        flex-direction: column;
        align-items: center;
        gap: 0;
    }

    .qa-arrow:after {
        content: "▼";
        background: var(--gradient-primary);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    #question_png_q img,
    #question_png_a img {
        width: 170px;
    }

    .speechBubble {
        padding: 1rem 1rem;
        font-size: var(--text-xl-ex);

    }

    .speechBubble:after {
        left: 40%;
    }

    #question-section h2 {
        font-size: var(--text-2xl-ex);
    }

    .concept-wrapper {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }


    #qa-arrow {
        transform: translate(-50%, -50%) rotate(90deg);
        top: 50%;
    }

    .grid-3 {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
 
    .reason-card h4 {
        font-size: var(--text-xl-ex);
    }

	.reason-card .number {
	    height: 60px;
	    width: 70px;
	}
	
	.text-content p.question_subttl {
    font-size: var(--text-4xl-ex);
    }
}

/**************************************/
/**************************************/

@media (max-width: 820px) {

    :root {

        /* フォントサイズ */
        --text-xs: 0.875rem;
        --text-sm: 1rem;
        --text-base: 1.125rem;
        --text-lg: 1.25rem;
        --text-lg-ex: 1.40rem;
        --text-xl: 1.5rem;
        --text-xl-ex: 1.75rem;
        --text-2xl: 2rem;
        --text-2xl-ex: 2.3rem;
        --text-3xl: 2.7rem;
        --text-4xl: 2.7rem;
        --text-5xl: 3.75rem;

        /* その他 */
        --nav-size: 70px;

    }



    section {
        padding: var(--space-4xl) var(--space-3xl);
    }

    #question_png {
        margin-left: var(--space-lg);
        margin-right: var(--space-lg);
    }

    .concept-item {
        padding: 2.5rem 0;
    }

    body>nav .btn {
        display: none;
    }

    .header-copy {
        font-size: var(--text-3xl);
    }

    h2 {
        font-size: var(--text-3xl);
    }

    .hero h1 {
         font-size: var(--text-lg-ex);
    }

    h3 {
        font-size: var(--text-xl);
    }

    p {
        font-size: var(--text-lg);
        line-height: 1.5;
    }


    #features h4 {
        font-size: var(--text-xl-ex);
    }


    .grid-2 {
        grid-template-columns: 1fr;
    }

.reason-card hr {
    margin-bottom: 1.5rem;
    margin-top: 1rem;
}
    .container {
        margin: 0 auto;
        padding: 0;
    }

    .feature-item {
        gap: 1.25rem;
        margin-bottom: 2rem;
    }

    .feature-content h3 {
        font-size: var(--text-xl);
    }

    .feature-content p {
        font-size: var(--text-base);
    }

    #partnership {
        background-image: url(images/bg_image_sp.jpg);
        background-position: center;
        background-size: cover;
    }

    .check-list {
        display: grid;
        grid-template-columns: none;
        gap: 0rem;
    }

    .feature-check {
        width: 50px;
        height: 50px;
        font-size: var(--text-xl-ex);
    }

    .concept-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .speechBubble {
        font-size: var(--text-xl);
        padding: 1rem 2rem;
    }

    .badge {
        font-size: var(--text-lg);
    }

    .order-2 {
        order: 1;
    }

    .reason-card h4 {
        font-size: var(--text-lg-ex);
    }

    p br {
        display: none;
    }

    #question_png_q img,
    #question_png_a img {
        width: 130px;
    }

    #features .badge {
        position: relative;
        left: 50%;
        transform: translateX(-50%);
    }

    .key-features {
        top: -40px;
        font-size: var(--text-xl);
    }

    .menu-toggle {
        display: block;
    }

.cta-container .btn-primary {
    min-width: 330px;
}

#concept .badge {
	position: relative;
        left: 50%;
        transform: translateX(-50%);
}

	.hero {
	    background-position: 80% -76%;
	}
	
	.section-arrow {
    top: 2.5rem;
}
	
	    .text-content p.question_subttl {
        font-size: var(--text-2xl);
    }
}

/**************************************/
/**************************************/

@media (max-width: 640px) {

    .header-copy {
        font-size: var(--text-2xl);
    }

    h2 {
        font-size: var(--text-2xl);
    }

    .hero h1 {
        font-size: var(--text-lg);
    }
    
    h3 {
        font-size: var(--text-xl);
    }


    #question_png_q,
    #question_png_a {
        display: none;
    }

    #question-section {
        overflow: hidden;
        padding-top: 3rem;
    }

    #question_png_q img,
    #question_png_a img {
        width: 180px;
    }

    div#question_png_q {
        opacity: 0.2;
        margin-left: -110px;
        left: 0;
    }

    div#question_png_a {
        opacity: 0.2;
        margin-right: -110px;
        right: 0;
    }

    #question_png_q,
    #question_png_a {
        display: inline-block;
        position: absolute;
    }

    .section-arrow {
        font-size: var(--text-2xl);
        top: 0;
    }

    section {
        padding: var(--space-3xl) var(--space-3xl);
    }

    footer {
        padding: var(--space-2xl) var(--space-lg) var(--space-xl);
    }

    #footer-logo img {
        width: 140px;
    }

    footer .copyright p {
        font-size: var(--text-xs);
        letter-spacing: 0;
    }

    .cta-container {
        background-position: center 72%;
    }
    
        p.question_subttl br {
        display: none;
    }

}

/**************************************/
/**************************************/

@media (max-width: 500px) {

    .header-copy {
        font-size: var(--text-xl-ex);
    }
    
    .hero {
        background-position: 63%;
    }

    .hero h1 {
        padding: 0.8rem 1rem;
    }
    
    #partnership .container-narrow {
        padding: 0;
    }

    .text-content p.question_subttl {
        font-size: var(--text-xl);
    }

    #logo img {
        width: 100px;
        top: 0.25rem;
    }

    section {
        padding: var(--space-3xl) var(--space-lg);
    }

    h2 {
        font-size: var(--text-2xl);
    }

    .header-copy br,
    h2 br {
        display: none;
    }

    #question-section h2 {
        font-size: var(--text-2xl);
    }

    #partnership h2,
    #footer-contact h2 {
        margin-bottom: var(--space-xl);
    }

    .badge {
        font-size: var(--text-base);
    }

    #concept .badge {
        display: inline-block;
        padding: 0.8rem 1.5rem 0.8rem 1.5rem;
        font-weight: 700;
        margin-bottom: var(--space-lg);
        position: relative;
    }

    .concept-item .number-bg {
        bottom: -1.5rem;
        top: initial;
    }

    .feature-item {
        gap: 1rem;
    }

    .feature-check {
        width: 40px;
        height: 40px;
        font-size: var(--text-xl);
        top: -0.25rem;
    }

    #features h3 {
        padding: 0.5rem 1rem;
        border: 0.4rem solid #000;
    }

    .key-features {
        top: -30px;
        font-size: var(--text-xl);
    }

    #features h3:before {
        left: 6px;
        top: 6px;
    }

    .reason-card .number {
        font-size: var(--text-xl-ex);
    }

    .hero h1 {
        font-size: var(--text-base);
    }

    .hero-subtitle-2 {
        color: white;
        font-size: var(--text-lg);
    }

    .concept-item {
        padding: 2.5rem 0 0;
    }

    section:before {
        top: 1.75rem;
    }

footer .grid {
    text-align: center;
}
    #footer-contact .btn-primary {
        font-feature-settings: "palt";
        letter-spacing: 0;
        margin-left: 0;
        margin-right: 0;
        padding: 1.25rem var(--space-lg);
    }

.cta-container .btn-primary {
    min-width: 300px;
}
    
        #qa-arrow {
        top: 51%;
    }

    .qa-box .text-content {
        margin-left: 1.5rem;
        margin-right: 1.5rem;
    }
}


/**************************************/
/**************************************/

@media (max-width: 375px) {

    h1.hero-subtitle-1 br {
        display: none;
    }


}