/* ==========================================================================
   beauty-dx / index.css — Top Page Styles
   ========================================================================== */

/* ─── Hero Section ─── */
.index-hero {
    position: relative;
    /* モバイルでは画面幅に対して背景が縮小するよう、高さをvw連動にする */
    min-height: clamp(500px, 160vw, 100dvh);
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
    background-image: url('../images/hero-main-mobile.webp');
    background-size: cover;
    background-position: center bottom;
    background-repeat: no-repeat;
}

@media (min-width: 768px) {
    .index-hero {
        background-image: url('../images/hero-main.webp');
        min-height: 100vh;
        min-height: 100dvh;
        background-position: center right;
    }
}

.index-hero-inner {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 2rem 0;
}

/* Hero Text */
.index-hero-text {
    flex: 1;
    text-align: center;
    max-width: 100%;
}

@media (min-width: 768px) {
    .index-hero-text {
        text-align: left;
        max-width: 50%;
        flex: none;
        width: 50%;
    }
}

.index-hero-catch {
    font-size: clamp(1.375rem, calc(5vw - 10px), 3.125rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.index-hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-sub);
    line-height: 1.9;
    margin-bottom: 2.5rem;
}

.index-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

@media (min-width: 768px) {
    .index-hero-cta {
        justify-content: flex-start;
    }
}


/* ─── Benefits Section ─── */
.index-benefits {
    background: var(--bg-section);
    position: relative;
}

.index-benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-soft);
}

.index-benefits-lead {
    text-align: center;
    margin-bottom: 3rem;
}

.index-benefits-lead-text {
    font-size: var(--font-size-lg);
    color: var(--text-sub);
    line-height: 2;
    max-width: 600px;
    margin: 0 auto;
}

.index-benefits-list {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 900px;
    margin: 0 auto 3rem;
}

@media (min-width: 768px) {
    .index-benefits-list {
        grid-template-columns: 1fr 1fr;
        column-gap: 4rem;
    }
}

.index-benefit-row {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.375rem 0;
    border-bottom: 1px solid rgba(214, 47, 116, 0.12);
    transition: opacity var(--transition-fast);
}

.index-benefit-row:hover .index-benefit-row-icon {
    transform: scale(1.08);
}

.index-benefit-num {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1;
    min-width: 2.75rem;
    text-align: center;
    flex-shrink: 0;
    color: rgba(214, 47, 116, 0.13);
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

@media (min-width: 768px) {
    .index-benefit-num {
        font-size: 3.25rem;
        min-width: 3.25rem;
    }
}

.index-benefit-row-icon {
    width: 62px;
    height: 62px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-fast);
}

@media (min-width: 768px) {
    .index-benefit-row-icon {
        width: 68px;
        height: 68px;
        padding: 11px;
    }
}

.index-benefit-row-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.index-benefit-row-text {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.6;
    flex: 1;
}

@media (min-width: 768px) {
    .index-benefit-row-text {
        font-size: var(--font-size-md);
    }
}

.index-benefits-message {
    text-align: center;
    margin-top: 2.5rem;
}

.index-benefits-message p {
    font-size: var(--font-size-lg);
    color: var(--text-sub);
    line-height: 2;
}

.index-benefits-message strong {
    color: var(--accent-pink);
    font-weight: 700;
}

/* ─── Services Section ─── */
.index-services {
    background: var(--bg-base);
}

.index-services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .index-services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.index-service-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--line-soft);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

.index-service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.index-service-card-img {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-soft-pink);
}

.index-service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.index-service-card:hover .index-service-card-img img {
    transform: scale(1.05);
}

.index-service-card-body {
    padding: 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.index-service-card-label {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--accent-pink);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.index-service-card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.index-service-card-desc {
    font-size: var(--font-size-sm);
    color: var(--text-sub);
    line-height: 1.8;
    margin-bottom: 1.25rem;
    flex: 1;
}

.index-service-card-price {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-bottom: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--line-soft);
}

.index-service-card-price strong {
    font-size: var(--font-size-lg);
    color: var(--accent-pink);
    font-weight: 700;
}

/* ─── Other Tools Subsection ─── */
.index-other-tools {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line-soft);
}

.index-other-tools-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0;
}

.index-other-tools-header::before,
.index-other-tools-header::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--line-soft);
}

.index-other-tools-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-light);
    white-space: nowrap;
    background: none;
    -webkit-text-fill-color: var(--text-light);
    letter-spacing: 0.05em;
}

.index-tool-item {
    display: grid;
    grid-template-columns: 1fr;
    row-gap: 0.2rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--line-soft);
}

a.index-tool-item {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

a.index-tool-item:hover {
    color: inherit;
    transform: translateX(4px);
}

@media (min-width: 768px) {
    .index-tool-item {
        grid-template-columns: 7rem 1fr auto;
        column-gap: 2rem;
    }

    .index-tool-item-label {
        grid-column: 1;
        grid-row: 1 / 4;
        padding-top: 0.1rem;
    }

    .index-tool-item-title {
        grid-column: 2;
        grid-row: 1;
    }

    .index-tool-item-desc {
        grid-column: 2;
        grid-row: 2;
    }

    .index-tool-item-action {
        grid-column: 3;
        grid-row: 1 / 3;
        align-self: center;
        white-space: nowrap;
    }
}

.index-tool-item-label {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--accent-pink);
    letter-spacing: 0.05em;
}

.index-tool-item-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.5;
}

.index-tool-item-desc {
    font-size: var(--font-size-sm);
    color: var(--text-sub);
    line-height: 1.75;
}

.index-tool-item-action {
    margin-top: 0.25rem;
}

/* ─── Works Section ─── */
.index-works {
    background: var(--bg-base);
}

.index-works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .index-works-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.75rem;
    }
}

.index-works-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.index-works-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-soft);
}

.index-works-card-metric {
    padding: 2rem 2rem 1.75rem;
    background: linear-gradient(135deg, #FCF0F4 0%, #FFF9F6 100%);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    position: relative;
    overflow: hidden;
    min-height: 118px;
}

.index-works-card-deco {
    position: absolute;
    right: -6px;
    top: -6px;
    width: 130px;
    height: 130px;
    pointer-events: none;
    flex-shrink: 0;
}

.index-works-card-metric-num {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, #D62F74 0%, #FF7A00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.index-works-card-metric-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-sub);
}

.index-works-card-body {
    padding: 1.5rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    flex: 1;
}

.index-works-card-tag {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--accent-pink);
    letter-spacing: 0.05em;
    padding: 0.25rem 0.75rem;
    border: 1px solid rgba(214, 47, 116, 0.25);
    border-radius: var(--radius-pill);
    width: fit-content;
}

.index-works-card-salon {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.4;
}

.index-works-card-desc {
    font-size: var(--font-size-sm);
    color: var(--text-sub);
    line-height: 1.85;
}

.index-works-card--link {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.index-works-card-readmore {
    display: inline-block;
    margin-top: 0.75rem;
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--accent-pink);
    transition: gap var(--transition-fast);
}

.index-works-cta-row {
    text-align: right;
}

/* ─── FAQ Section ─── */
.index-faq {
    background: var(--bg-soft-pink);
}

.index-faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.index-faq-item {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 1.75rem 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
    border: 1px solid var(--line-soft);
}

.index-faq-q {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.75rem;
    padding-left: 2rem;
    position: relative;
    line-height: 1.5;
}

.index-faq-q::before {
    content: 'Q.';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-pink);
    font-weight: 800;
    font-size: var(--font-size-lg);
    line-height: 1.3;
}

.index-faq-a {
    font-size: var(--font-size-sm);
    color: var(--text-sub);
    line-height: 1.8;
    padding-left: 2rem;
    position: relative;
    border-top: 1px dashed var(--line-soft);
    padding-top: 0.75rem;
}

.index-faq-a::before {
    content: 'A.';
    position: absolute;
    left: 0;
    top: 0.75rem;
    color: var(--text-light);
    font-weight: 700;
    font-size: var(--font-size-md);
    line-height: 1.5;
}

/* ─── Final CTA Section ─── */
.index-cta {
    background: var(--bg-base);
    position: relative;
    overflow: hidden;
}

.index-cta::before {
    content: '';
    position: absolute;
    bottom: 0;
    right: -10%;
    width: 60%;
    height: 100%;
    background: linear-gradient(200deg, rgba(251, 236, 239, 0.4) 0%, transparent 60%);
    border-radius: 40% 0 0 60%;
    pointer-events: none;
}

.index-cta-box {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
    padding: 4rem 2rem;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--line-soft);
}

.index-cta-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: 1rem;
}

.index-cta-desc {
    font-size: var(--font-size-lg);
    color: var(--text-sub);
    line-height: 1.9;
    margin-bottom: 2rem;
}

.index-cta-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.index-cta-feature {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--font-size-sm);
    color: var(--text-sub);
}

.index-cta-feature svg {
    color: var(--success-soft);
    flex-shrink: 0;
}