/* ===========================================
   what-is-tsuginohi.css - 「What is Tsuginohi」ページ専用
   Version: 6.0
   v6.0: エンタープライズBtoB品質へ統一
   - カラー・フォント・装飾の統一
   - カードのborder-radius縮小、角丸抑制
   - 装飾の過剰さを排除
=========================================== */

/* ページ全体 */
.ewrd-page-what-is {
    background: #fff;
    color: var(--text-main, #2C2C2C);
    font-family: var(--font-japanese, 'Noto Sans JP', sans-serif);
}

/* ページヘッダーは common.css .ewrd-sub-hero に統合 */

/* セクション共通 */
.ewrd-section {
    padding: var(--section-py, clamp(96px, 12vw, 140px)) 0;
    overflow: hidden;
}

/* ===================================
   STATEMENT / MISSION / VALUE 共通
=================================== */
.ewrd-statement,
.ewrd-mission,
.ewrd-value {
    background: #fff;
    text-align: center;
    position: relative;
}

.ewrd-statement .ewrd-section-label,
.ewrd-mission .ewrd-section-label,
.ewrd-value .ewrd-section-label {
    display: block;
    font-family: 'Times New Roman', Times, serif;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--secondary-color, #1A2B48);
    text-align: center;
    margin-bottom: 8px;
}

/* Section subtitle (serif, small) */
.ewrd-section-subtitle {
    display: block;
    font-family: var(--font-serif, 'Noto Serif JP', serif);
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--text-sub, #5A5A5A);
    text-align: center;
    letter-spacing: 0.08em;
    margin-bottom: 56px;
}

/* PC/SP switching */
.ewrd-sp-only {
    display: none !important;
}

.ewrd-statement-row.ewrd-pc-only {
    display: flex !important;
}

img.ewrd-pc-only {
    display: block !important;
}

video.ewrd-pc-only {
    display: block !important;
}

.ewrd-statement::before,
.ewrd-mission::before,
.ewrd-value::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyBAMAAADsEZWCAAAAElBMVEUAAAAAAAAAAAAAAAAAAAAAAAAi4wAAAAV0Uk5TABAQEBDQlXkAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAA0SURBVDjLY2AYBaNgOAMmBgYWBij4DwIMUMAEBQxQwAAFTFDABAWMUMCIAsAKUMG/UTDkAQAHLALRSN0r2AAAAABJRU5ErkJggg==");
    background-repeat: repeat;
    opacity: 0.02;
    pointer-events: none;
    z-index: 0;
}

.ewrd-statement > *,
.ewrd-mission > *,
.ewrd-value > * {
    position: relative;
    z-index: 1;
}

/* ===================================
   1. STATEMENT
=================================== */
.ewrd-statement-row {
    display: flex;
    align-items: center;
    gap: 56px;
    max-width: 1080px;
    margin: 0 auto;
    justify-content: center;
}

.ewrd-statement-earth {
    flex: 0 1 400px;
}

.ewrd-statement-earth .ewrd-statement-img {
    width: 100%;
    height: auto;
    display: block;
}

.ewrd-statement-copy {
    flex: 0 1 560px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ewrd-statement-txt-img {
    width: 100%;
    max-width: 560px;
    height: auto;
    display: block;
}

/* SP combined statement image */
.ewrd-statement-sp-img {
    width: 100%;
    max-width: 600px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* ===================================
   2. MISSION
=================================== */
.ewrd-mission-img {
    max-width: 1120px;
    width: 100%;
    height: auto;
    margin: 0 auto;
    display: block;
}

/* ===================================
   3. VALUE
=================================== */
.ewrd-value-img {
    max-width: 940px;
    width: 100%;
    height: auto;
    margin: 0 auto;
    display: block;
}

/* ===================================
   4. BUSINESS — 事業紹介カードグリッド
=================================== */
.ewrd-business {
    background: var(--bg-light, #F7F8FA);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ewrd-business::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyBAMAAADsEZWCAAAAElBMVEUAAAAAAAAAAAAAAAAAAAAAAAAi4wAAAAV0Uk5TABAQEBDQlXkAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAA0SURBVDjLY2AYBaNgOAMmBgYWBij4DwIMUMAEBQxQwAAFTFDABAWMUMCIAsAKUMG/UTDkAQAHLALRSN0r2AAAAABJRU5ErkJggg==");
    background-repeat: repeat;
    opacity: 0.02;
    pointer-events: none;
    z-index: 0;
}

.ewrd-business > * {
    position: relative;
    z-index: 1;
}

.ewrd-business .ewrd-heading {
    margin-bottom: 56px;
}

.ewrd-business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1120px;
    margin: 0 auto;
}

.ewrd-business-card {
    background: #fff;
    border-radius: var(--radius-md, 4px);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid var(--border-light, #E8EBF0);
}

.ewrd-business-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(0, 0, 0, 0.08));
}

.ewrd-business-card-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.ewrd-business-card-body {
    padding: 24px;
    text-align: left;
}

.ewrd-business-card-title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--secondary-color, #1A2B48);
    margin-bottom: 8px;
    line-height: 1.5;
    letter-spacing: 0.04em;
}

.ewrd-business-card-desc {
    font-size: var(--fs-body-s, 0.875rem);
    color: var(--text-sub, #5A5A5A);
    line-height: 1.8;
    margin-bottom: 16px;
}

.ewrd-business-card-link {
    color: var(--secondary-color, #1A2B48);
    font-weight: 600;
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
    font-family: var(--font-english, 'Poppins', sans-serif);
}

.ewrd-business-card:hover .ewrd-business-card-link {
    color: var(--primary-color, #1B5E20);
}

/* ===================================
   5. MOMENTUM
=================================== */
.ewrd-momentum {
    padding: var(--section-py, clamp(96px, 12vw, 140px)) 0;
    background: var(--secondary-color, #1A2B48);
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.ewrd-momentum::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyBAMAAADsEZWCAAAAElBMVEUAAAAAAAAAAAAAAAAAAAAAAAAi4wAAAAV0Uk5TABAQEBDQlXkAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAA0SURBVDjLY2AYBaNgOAMmBgYWBij4DwIMUMAEBQxQwAAFTFDABAWMUMCIAsAKUMG/UTDkAQAHLALRSN0r2AAAAABJRU5ErkJggg==");
    background-repeat: repeat;
    opacity: 0.04;
    pointer-events: none;
    z-index: 0;
}

.ewrd-momentum > * {
    position: relative;
    z-index: 1;
}

.ewrd-momentum .ewrd-heading {
    margin-bottom: 56px;
}

.ewrd-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 56px;
}

.ewrd-stat-card {
    padding: 40px 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md, 4px);
    background: rgba(255, 255, 255, 0.03);
}

.ewrd-stat-val {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--accent-color, #B8942E);
    display: block;
    line-height: 1;
    margin-bottom: 12px;
    font-family: var(--font-english, 'Poppins', sans-serif);
}

.ewrd-stat-val span {
    font-size: 1rem;
    margin-left: 4px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 400;
}

.ewrd-stat-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.04em;
}

/* Chart.js */
.ewrd-charts-row {
    display: flex;
    gap: 32px;
    margin-top: 72px;
}

.ewrd-chart-wrapper {
    flex: 1;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md, 4px);
    padding: 32px;
    min-height: 360px;
    position: relative;
}

.ewrd-chart-wrapper canvas {
    max-height: 300px;
}

.ewrd-chart-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    font-family: var(--font-japanese, 'Noto Sans JP', sans-serif);
    letter-spacing: 0.04em;
}

.ewrd-chart-note {
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 12px;
    text-align: left;
}

/* ===================================
   レスポンシブ
=================================== */
@media (max-width: 950px) {
    .ewrd-statement-row {
        flex-direction: column;
        gap: 40px;
    }

    .ewrd-statement-earth {
        flex: none;
        max-width: 300px;
        margin: 0 auto;
    }

    .ewrd-statement-copy {
        flex: none;
        max-width: 300px;
        margin: 0 auto;
    }

    .ewrd-business-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 850px) {
    .ewrd-section {
        padding: var(--section-py-sm, clamp(72px, 8vw, 96px)) 0;
    }

    .ewrd-stats-grid {
        grid-template-columns: 1fr;
    }

    .ewrd-stat-val {
        font-size: 2.5rem;
    }

    .ewrd-charts-row {
        flex-direction: column;
    }

    .ewrd-chart-wrapper {
        min-height: 280px;
    }

    /* STATEMENT: switch to SP image at tablet */
    .ewrd-statement .ewrd-sp-only {
        display: block !important;
    }

    .ewrd-statement .ewrd-pc-only {
        display: none !important;
    }
}

@media (max-width: 600px) {
    .ewrd-business-grid {
        grid-template-columns: 1fr;
    }

    /* Section label: 1 step smaller on mobile */
    .ewrd-statement .ewrd-section-label,
    .ewrd-mission .ewrd-section-label,
    .ewrd-value .ewrd-section-label {
        font-size: 1.25rem;
    }

    /* MISSION / VALUE: switch to SP image at mobile */
    .ewrd-sp-only {
        display: block !important;
    }

    img.ewrd-pc-only,
    video.ewrd-pc-only {
        display: none !important;
    }
}

/* app.css の .main canvas グローバルルール（フロントページ背景用）を上書き */
#revenueChart,
#co2Chart {
    position: static !important;
    top: auto !important;
    left: auto !important;
    height: 100% !important;
    width: 100% !important;
    background-color: transparent !important;
    z-index: auto !important;
}