.header-menu-container {
    overflow: hidden;
    background-color: #bcad9b;
    text-align: center;
    position: fixed;
    top: 55px;
    width: 100%;
    z-index: 100;
}

.header-menu-container .item {
    padding: 10px 2px;
    color: #fff;
}

.header-menu-container .item i {
    margin-left: 10px;
}

.header-menu-container .item:hover {
    opacity: 0.8;
}

.header-menu-container ul {
    list-style: none;
    padding-inline-start: 0;
    max-width: 600px;
}

.header-menu-container li {
    float: left;
    width: 30%;
}

/* style.css */
.hero-section {
    margin-top: 40px;
    position: relative;
    height: 80vh;
    overflow: hidden;
}

.hero-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;
}

.bg_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    /* 黒の半透明 */
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    color: white;
    padding: 50px 20px;
}

.hero-container h1 {
    text-align: center;
    font-size: 36px;
    margin-top: 25vh;
}

.hero-container h2 {
    margin-top: 20px;
    text-align: center;
    font-size: 20px;
}

.slick-slider {
    margin-top: 10vh;
}

.slick-dotted.slick-slider {
    margin-bottom: 10px !important;
}

@media (max-width: 768px) {
    .hero-section {
        height: 600px;
        /* 好きな高さに調整 */
    }

    .hero-container h1 {
        font-size: 18px;
        margin-top: 0;
    }

    .hero-container h2 {
        font-size: 16px;
    }

    .slick-slider {
        margin-top: 100px;
    }
}

.hero-container .hero-img {
    max-height: 500px;
    margin: auto;
    text-align: center;
}

.hero-container .hero-img img {
    max-height: 500px;
    width: 90%;
    margin: auto;
    text-align: center;
    border-radius: 10px;
}

.hero-btn_pc {
    padding: 0 15px;
    max-width: 500px;
    margin: auto;
}

.hero-btn_sp {
    padding: 30px 15px;
    max-width: 500px;
    margin: auto;
    display: none;
}

@media (max-width: 768px) {
    .hero-btn_pc {
        display: none;
    }

    .hero-btn_sp {
        display: block;
    }
}

.cta-section {
    background-color: #bcad9b;
    color: #ffffff;
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    margin: 60px 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.cta-inner {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 32px;
    line-height: 1.4;
    font-weight: bold;
    margin-bottom: 20px;
}

.cta-title span {
    color: #fff6e5;
    /* 明るめのベージュでアクセント */
    font-style: italic;
    font-weight: 700;
}

.cta-text {
    font-size: 16px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.cta-button {
    background-color: #ffffff;
    color: #5e5245;
    /* ベージュに合う深めブラウン系 */
    padding: 14px 32px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 999px;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    background-color: #f4f0eb;
    /* 白に近いベージュトーン */
    transform: scale(1.03);
}

.video-section {
    padding: 4rem 1rem;
    background-color: #f9f9f9;
    text-align: center;
}

.video-container {
    max-width: 800px;
    margin: auto;
    aspect-ratio: 16/9;
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border-radius: 1rem;
}

.features-section {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 4rem 1rem;
    background-color: #fff;
    flex-wrap: wrap;
}

.feature-box {
    text-align: center;
    max-width: 300px;
}

.feature-icon {
    font-size: 60px;
    margin-bottom: 1rem;
}

.form-cta {
    background-color: #f9f8f7;
    color: white;
    text-align: center;
    padding: 4rem 1rem;
}

.form-cta h2 {
    font-size: 2rem;
}

@media (max-width: 768px) {
    .features {
        flex-direction: column;
        align-items: center;
    }
}

.case_study-section {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 20px;
}

.case-card {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    padding: 30px;
    align-items: center;
}

.case-image {
    flex: 1 1 300px;
    text-align: center;
}

.case-image img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.case-content {
    flex: 1 1 400px;
}

.case-title {
    font-size: 24px;
    margin-bottom: 10px;
}

.case-title a {
    color: #d34d74;
    text-decoration: none;
    transition: color 0.3s;
}

.case-title a:hover {
    color: #007BFF;
}

.plan-name {
    display: inline-block;
    background-color: #eaf4ff;
    color: #007BFF;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 16px;
}

.plan-name a {
    text-decoration: none;
    color: #007BFF;
}

.case-lead {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 12px;
}

.case-text {
    color: #555;
    font-size: 15px;
    line-height: 1.7;
    font-style: italic;
}

.case-text b {
    display: block;
    margin-top: 10px;
    color: #d9534f;
    /* 落ち着いた赤 */
    font-style: normal;
}

@media (max-width: 768px) {
    .case-card {
        flex-direction: column;
        padding: 20px;
    }

    .case-content {
        text-align: left;
    }
}

.pricing-section {
    background-color: #f9f9f9;
    padding: 60px 20px;
    text-align: center;
}

.section-title {
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
}

.plan-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.plan-card {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    padding: 30px 20px;
    max-width: 320px;
    width: 100%;
    transition: transform 0.3s ease;
}

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

.plan-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.pricing-section .price {
    font-size: 20px;
    margin-bottom: 20px;
}

.pricing-section .price span {
    font-weight: bold;
    color: #2c3e50;
}

.free-badge {
    display: inline-block;
    background-color: #bcad9b;
    color: white;
    font-weight: bold;
    font-size: 14px;
    padding: 6px 12px;
    border-radius: 20px;
    margin: 8px 0;
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


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

.features li {
    padding: 8px 0;
    font-size: 16px;
    border-top: 1px solid #eee;
}

.features li:first-child {
    border-top: none;
}

@media (max-width: 768px) {
    .plan-cards {
        flex-direction: column;
        align-items: center;
    }
}

.intro-steps {
    background: #f9f9f9;
    padding: 60px 20px;
    text-align: center;
}

.intro-steps .step-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
}

.intro-steps .step {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 30px;
    width: 280px;
    max-width: 90%;
    transition: transform 0.3s ease;
}

.intro-steps .step:hover {
    transform: translateY(-5px);
}

.intro-steps .step-number {
    font-size: 36px;
    font-weight: bold;
    color: #00b894;
    margin-bottom: 10px;
}

.intro-steps .step-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.intro-steps .step-description {
    font-size: 14px;
    color: #555;
}

.voice-section {
    background-color: #fff;
    padding: 60px 20px;
    text-align: center;
}

.voice-section h2 {
    font-size: 28px;
    margin-bottom: 40px;
}

.voice-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.voice-card {
    background-color: #fafafa;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    padding: 30px 20px;
    width: 300px;
    max-width: 90%;
    text-align: left;
    position: relative;
}

.voice-card::before {
    content: "“";
    font-size: 60px;
    color: #ccc;
    position: absolute;
    top: -20px;
    left: 20px;
}

.voice-card .voice-card__plan {
    font-weight: bold;
    margin-top: 20px;
    color: #333;
}

.voice-card .store-name {
    font-size: 14px;
    color: #888;
    margin-top: 4px;
}

.mockup {
    max-width: 300px;
    border-radius: 2rem;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.timeline-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
}

.store-dashboard-section {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.ipad-mockup {
    max-width: 80%;
    height: auto;
    margin-top: 30px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-radius: 16px;
}

.flow h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.card-body ol,
.card-body ul {
    padding-left: 1.25rem;
    /* Bootstrapのps-4と同等 */
    padding-right: 1.25rem;
}

/* terms */
.terms-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #fff;
    font-family: 'Helvetica Neue', sans-serif;
    line-height: 1.8;
    color: #333;
}

.terms-heading {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 2rem;
    text-align: center;
    color: #222;
}

.terms-section {
    margin-bottom: 2.5rem;
}

.terms-title {
    font-size: 20px;
    font-weight: bold;
    color: #444;
    margin-bottom: 1rem;
    border-left: 4px solid #0d6efd;
    padding-left: 0.75rem;
}

.terms-text {
    font-size: 15px;
    color: #555;
    margin-bottom: 1rem;
    white-space: pre-line;
}

.terms-text a {
    color: #0d6efd;
    text-decoration: underline;
}

.text-center {
    text-align: center;
}

.terms-back {
    text-align: center;
    margin-top: 3rem;
    margin-bottom: 2rem;
}

.terms-back a {
    cursor: pointer;
    color: #0d6efd;
    font-weight: bold;
    text-decoration: none;
}

.terms-back a:hover {
    text-decoration: underline;
}

/* about us */
.about-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    font-family: 'Helvetica Neue', sans-serif;
    color: #333;
    background-color: #fff;
}

.about-section {
    margin-bottom: 3rem;
}

.about-heading {
    font-size: 26px;
    font-weight: bold;
    border-left: 4px solid #0d6efd;
    padding-left: 0.75rem;
    margin-bottom: 1.5rem;
    color: #222;
}

.about-vision {
    font-size: 20px;
    font-weight: 500;
    text-align: center;
    margin: 2rem 0 1.5rem;
    color: #555;
}

.about-description {
    font-size: 16px;
    line-height: 1.8;
    text-align: center;
    color: #444;
}

.about-info-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    border-top: 1px solid #e0e0e0;
    padding-top: 1rem;
}

.info-label {
    font-weight: bold;
    font-size: 16px;
    margin-bottom: 0.5rem;
    color: #333;
}

.info-content {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
}

.info-content a {
    color: #0d6efd;
    text-decoration: underline;
}

.info-content a:hover {
    text-decoration: none;
}

.faq-section {
    padding: 60px 20px;
    background-color: #f9f9f9;
}

.faq-section .section-title {
    font-size: 28px;
    text-align: center;
    margin-bottom: 30px;
}

.faq-item {
    max-width: 800px;
    margin: 0 auto 20px;
    padding: 20px;
    border-left: 4px solid #4caf50;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.faq-question {
    font-weight: bold;
    margin-bottom: 10px;
}

.faq-answer {
    color: #333;
    line-height: 1.6;
}

/* ===== Cost Simulation (モダン背景を#c3b5a5系に) ===== */
.cs-sim {
    position: relative;
    isolation: isolate;
    padding: 72px 0;
    background:
        radial-gradient(1200px 600px at 10% -10%, rgba(195, 181, 165, .12), transparent 60%),
        radial-gradient(900px 500px at 90% 0%, rgba(162, 147, 131, .14), transparent 60%),
        linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.cs-wrap {
    background: rgba(255, 255, 255, .75);
    border: 1px solid var(--wc-border);
    border-radius: 18px;
    box-shadow: 0 12px 30px rgba(2, 6, 23, .08);
    backdrop-filter: blur(8px);
}

/* 見出しグラデーションも統一 */
.cs-title {
    font-weight: 900;
    line-height: 1.15;
    margin: 10px 0 6px;
    font-size: clamp(22px, 3.6vw, 32px);
    background: linear-gradient(90deg, var(--wc-primary) 0%, var(--wc-primary-dark) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.cs-sub {
    color: #0f172a;
    font-weight: 700;
}

/* 計算ボックス */
#cost-sim .cs-math {
    background: #0b1220;
    color: #e5e7eb;
    border-radius: 14px;
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, .18);
    font-family: ui-monospace, SFMono-Regular, Consolas, Menlo, monospace;
}

#cost-sim .cs-math strong {
    color: #f3e8df;
}

/* ベージュ系の強調 */

/* スライダー（トラック＆つまみをブランド色に） */
#cost-sim input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--wc-primary, #c3b5a5);
    border-radius: 3px;
    outline: none;
}

#cost-sim input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--wc-primary-dark);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
}

#cost-sim input[type=range]::-moz-range-track {
    height: 6px;
    background: var(--wc-primary);
    border-radius: 3px;
}

#cost-sim input[type=range]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--wc-primary-dark);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
}

/* 入力グリッド/カード */
#cost-sim .grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

@media(min-width:768px) {
    #cost-sim .grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

#cost-sim .input-card {
    background: #fff;
    border: 1px solid var(--wc-border);
    border-radius: 14px;
    padding: 14px;
}

#cost-sim .form-label {
    font-weight: 700;
    margin-bottom: 6px;
}

#cost-sim .form-min,
#cost-sim .hint {
    font-size: 12px;
    color: #64748b;
}

/* 計算結果ピル（数値は赤系強調のまま） */
#cost-sim .cs-result {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
}

@media(min-width:576px) {
    #cost-sim .cs-result {
        grid-template-columns: repeat(3, 1fr);
    }
}

#cost-sim .pill {
    background: #fff;
    border: 1px solid var(--wc-primary);
    border-radius: 12px;
    padding: 10px 12px;
    text-align: center;
}

#cost-sim .pill .lbl {
    font-size: 12px;
    color: #64748b;
}

#cost-sim .pill .val {
    font-weight: 900;
    font-size: 18px;
    color: #dc2626;
}

/* ご要望の赤系を維持 */
#cost-sim .gain {
    color: #16a34a;
}

#cost-sim .loss {
    color: #ef4444;
}

/* 説明テキストの区切り線色微調整 */
.cs-btm {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-top: 1px dashed #e5e7eb;
    padding-top: 16px;
    margin-top: 16px;
}

.cs-btm .cs-em {
    font-weight: 900;
    font-size: clamp(18px, 2.6vw, 22px);
    color: #111827;
}

.cs-note {
    color: #64748b;
    font-size: 12px;
}

.wc-highlight {
    color: #dc2626;
    /* ブランドカラー */
    font-weight: 800;
    /* 太字 */
}

/* スマホ用カードの項目レイアウト */
#competitors-cards .kv-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

#competitors-cards .kv-list li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-top: 1px dashed var(--wc-border);
}

#competitors-cards .kv-list li:first-child {
    border-top: none;
    padding-top: 0;
}

#competitors-cards .kv-list .lbl {
    color: var(--wc-muted);
    font-size: .92rem;
    min-width: 34%;
}

#competitors-cards .kv-list .val {
    text-align: right;
    font-weight: 600;
    flex: 1;
}

/* withcafe 強調（赤・太字・やや大きめ） */
.wc-highlight {
    color: #dc2626;
    /* 赤系 */
    font-weight: 800;
}

.btn-cta {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 999px;
    /* 丸み強調 */
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(135deg, #dc2626, #ef4444);
    /* 赤系グラデーション */
    box-shadow: 0 6px 16px rgba(220, 38, 38, 0.3);
    transition: all .3s ease;
}

.btn-cta:hover {
    background: linear-gradient(135deg, #b91c1c, #dc2626);
    box-shadow: 0 8px 20px rgba(185, 28, 28, 0.4);
    transform: translateY(-2px) scale(1.02);
}

.btn-cta:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 4px 12px rgba(185, 28, 28, 0.3);
}

.lead-catch {
    background: #fff8f8;
    /* 薄い赤系背景 */
    border-left: 4px solid #dc2626;
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 1.05rem;
    line-height: 1.6;
    color: #374151;
    box-shadow: 0 2px 6px rgba(0, 0, 0, .05);
}

.lead-catch .highlight {
    color: #dc2626;
    font-weight: 800;
    font-size: 1.1rem;
}