@charset "UTF-8";

:root {
    --ink: #12161c;
    --paper: #f7f6f3;
    --paper-dim: #eeece6;
    --gold: #b08d57;
    --gold-bright: #d3ad76;
    --text-main: #1c1f24;
    --text-mute: #6b6f74;
    --text-on-dark: #f2f0ea;
    --text-on-dark-mute: #a9adb3;
    --serif: 'Noto Serif JP', serif;
    --sans: 'Zen Kaku Gothic New', sans-serif;
    --accent-serif: 'Cormorant Garamond', serif;
    --ease: cubic-bezier(.22, .61, .36, 1);
}

.page-head {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(18, 22, 28, .4), rgba(18, 22, 28, .8)), url('img/施工事例のトップ.png') center 20%/cover no-repeat;
    display: flex;
    align-items: flex-end;
}

.page-head .wrap {
    padding-bottom: 40px;
}

.page-head .crumb {
    font-family: var(--accent-serif);
    font-style: italic;
    font-size: 13px;
    color: var(--gold-bright);
    letter-spacing: .1em;
    margin-bottom: 10px;
}

.page-head h1 {
    font-family: var(--serif);
    font-weight: 700;
    font-size: clamp(28px, 4vw, 40px);
    color: var(--text-on-dark);
    letter-spacing: .03em;
}

.jisseki-page {
    padding: 100px 0 140px;
}

.jisseki-intro {
    max-width: 720px;
    margin-bottom: 50px;
}

.jisseki-intro .sec-title {
    margin-top: 18px;
    margin-bottom: 22px;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px 24px;
    margin-bottom: 60px;
}

.case-item {
    background: var(--paper);
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 6px;
    overflow: hidden;
    transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}

.case-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 24px 48px -26px rgba(18, 22, 28, .2);
    border-color: rgba(176, 141, 87, .35);
}

.case-thumb {
    display: block;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.case-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}

.case-item:hover .case-thumb img {
    transform: scale(1.06);
}

.case-body {
    padding: 22px 22px 26px;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}

.case-tags span {
    font-size: 10.5px;
    letter-spacing: .02em;
    color: var(--gold);
    border: 1px solid rgba(176, 141, 87, .4);
    padding: 4px 10px;
    border-radius: 999px;
}

.case-item h3 {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 15.5px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.case-item p {
    font-size: 12.5px;
    color: var(--text-mute);
    line-height: 1.85;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.page-num {
    min-width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 0, 0, .14);
    border-radius: 4px;
    font-size: 13px;
    color: var(--text-mute);
    padding: 0 12px;
    transition: all .3s var(--ease);
    text-decoration: none;
}

.page-num:hover {
    border-color: var(--gold);
    color: var(--text-main);
}

.page-num.active {
    background: var(--ink);
    border-color: var(--ink);
    color: #fff;
}

.page-num.next,
.page-num.prev {
    width: auto;
}

.wrap-narrow{
    max-width: 780px;
    margin: 0 auto;
    padding: 0 32px;
}

@media (max-width:900px) {
    .case-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width:640px) {
    .jisseki-page {
        padding: 70px 0 90px;
    }

    .case-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}