/* =========================================
   GUDブロック 導入実績 専用スタイル
   ========================================= */

/* ---- Featured (大阪万博) ---- */
.works-featured {
    position: relative;
    background: linear-gradient(135deg, #c89b3c 0%, #b5862b 45%, #a87a1f 100%);
    color: #fff;
    border-radius: 12px;
    padding: 48px 56px;
    margin: 48px 0 64px;
    overflow: hidden;
    box-shadow: 0 16px 50px rgba(168, 122, 31, 0.22);
}

.works-featured::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 30%, rgba(255, 255, 255, 0.22) 0%, transparent 55%),
        radial-gradient(circle at 15% 70%, rgba(0, 0, 0, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.works-featured-tag {
    position: absolute;
    top: 24px;
    right: 24px;
    background: var(--accent);
    color: #fff;
    padding: 6px 16px;
    border-radius: 2px;
    font-family: "Cormorant Garamond", serif;
    font-size: 0.78rem;
    letter-spacing: 0.3em;
    font-weight: 600;
}

.works-featured-body {
    position: relative;
    z-index: 1;
    max-width: 760px;
}

.works-featured-en {
    display: block;
    font-family: "Cormorant Garamond", serif;
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 0.35em;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.works-featured h3 {
    font-family: "Noto Serif JP", serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
    letter-spacing: 0.04em;
}

.works-featured p {
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.98rem;
    line-height: 1.9;
}

/* ---- Category ---- */
.works-category {
    margin-bottom: 56px;
}

.works-category-title {
    font-family: "Noto Serif JP", serif;
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
}

.works-category-en {
    font-family: "Cormorant Garamond", serif;
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 0.3em;
    font-weight: 400;
    text-transform: uppercase;
}

/* ---- Cards ---- */
.works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.works-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.works-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 32px rgba(10, 61, 98, 0.12);
    border-color: var(--accent);
}

.works-card-image {
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, #5a6470, #2c333d);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: "Noto Serif JP", serif;
    text-align: center;
    padding: 16px;
    position: relative;
    overflow: hidden;
}

.works-card-image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    transition: transform 0.5s ease;
}

.works-card:hover .works-card-image img {
    transform: scale(1.06);
}

.works-card-image span {
    position: relative;
    z-index: 2;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    line-height: 1.4;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.works-card-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 30%, rgba(0, 0, 0, 0.22) 100%);
    pointer-events: none;
    z-index: 3;
}

.works-card-body {
    padding: 20px 22px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.works-card-body h4 {
    font-family: "Noto Serif JP", serif;
    color: var(--primary);
    font-size: 1.05rem;
    line-height: 1.5;
    margin-bottom: 6px;
}

.works-card-sub {
    display: inline-block;
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 2px;
}

.works-card-loc {
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.works-card-desc {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.75;
    flex: 1;
}

/* ---- Responsive ---- */
@media (max-width: 960px) {
    .works-featured {
        padding: 36px 28px;
    }

    .works-featured h3 {
        font-size: 1.5rem;
    }

    .works-featured-tag {
        position: static;
        display: inline-block;
        margin-bottom: 16px;
    }

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

@media (max-width: 600px) {
    .works-featured {
        padding: 28px 20px;
    }

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

    .works-category-title {
        font-size: 1.25rem;
    }
}

/* =========================================
   カーボンバランス（CO₂固定の図式化）
   ========================================= */

/* 1枚あたりの計算カード */
.co2-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.co2-card {
    background: #fff;
    border: 1px solid var(--border);
    border-top: 4px solid var(--border);
    border-radius: 8px;
    padding: 28px 26px;
    text-align: center;
}
.co2-card.is-fix { border-top-color: var(--food); }
.co2-card.is-emit { border-top-color: var(--protect); }
.co2-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    padding: 4px 12px;
    border-radius: 999px;
    margin-bottom: 14px;
    color: #fff;
}
.co2-card.is-fix .co2-tag { background: var(--food); }
.co2-card.is-emit .co2-tag { background: var(--protect); }
.co2-card h3 {
    font-family: "Noto Serif JP", serif;
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 14px;
}
.co2-formula {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.9;
    min-height: 3.6em;
}
.co2-formula .co2-eq {
    display: inline-block;
    margin-top: 6px;
    font-family: "SF Mono", Consolas, Menlo, monospace;
    font-size: 0.82rem;
    color: var(--text);
    background: var(--bg-soft);
    border-radius: 4px;
    padding: 4px 10px;
}
.co2-amount {
    margin-top: 18px;
    font-family: "Noto Serif JP", serif;
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}
.co2-card.is-fix .co2-amount { color: var(--food); }
.co2-card.is-emit .co2-amount { color: var(--protect); }
.co2-amount small {
    display: block;
    margin-top: 4px;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--text-muted);
}

/* 1台分（1,000枚）のバランス */
.co2-balance {
    max-width: 900px;
    margin: 48px auto 0;
    background: var(--bg-soft);
    border-radius: 12px;
    padding: 40px;
}
.co2-balance-title {
    text-align: center;
    font-family: "Noto Serif JP", serif;
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 28px;
}
.co2-balance-title b { color: var(--accent-dark); }

.co2-bars { display: flex; flex-direction: column; gap: 18px; }
.co2-bar-row {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 16px;
    align-items: center;
}
.co2-bar-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    text-align: right;
}
.co2-bar-track {
    display: flex;
    height: 40px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}
.co2-seg {
    display: flex;
    align-items: center;
    padding: 0 10px;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    min-width: 0;
}
.co2-seg span { overflow: hidden; text-overflow: ellipsis; }
.seg-fix { background: var(--food); }
.seg-mortar { background: var(--protect); }
.seg-trans { background: #e0a24a; }
.seg-net { background: var(--primary); }
.co2-bar-row.is-net .co2-bar-track { border-style: dashed; border-color: var(--primary); }

.co2-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin-top: 24px;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.co2-legend span { display: inline-flex; align-items: center; gap: 7px; }
.co2-legend i { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.lg-fix { background: var(--food); }
.lg-mortar { background: var(--protect); }
.lg-trans { background: #e0a24a; }
.lg-net { background: var(--primary); }

.co2-result {
    text-align: center;
    margin-top: 26px;
    font-size: 1.05rem;
    color: var(--primary);
    font-weight: 600;
}
.co2-result b { font-size: 1.3rem; color: var(--food); }

.co2-note {
    max-width: 900px;
    margin: 20px auto 0;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .co2-cards { grid-template-columns: 1fr; }
    .co2-balance { padding: 28px 20px; }
    .co2-bar-row { grid-template-columns: 1fr; gap: 6px; }
    .co2-bar-label { text-align: left; }
    .co2-formula { min-height: 0; }
}