@charset "UTF-8";

/* ===========================================
   デザイン経営宣言ページ v2
   参考: recruit.chiyodakohan.co.jp
   =========================================== */

/* ---------- base ---------- */
.dm {
    font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic",
        "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
    color: #263238;
    line-height: 1.9;
    font-size: 15px;
    background: #fff;
}

.footer_contact { display: none !important; }

.dm-sp { display: none; }
.dm-pc { display: inline; }
@media (max-width: 768px) {
    .dm-sp { display: inline; }
    .dm-pc { display: none; }
}

.dm-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding-left: 40px;
    padding-right: 40px;
}

.dm-inner--narrow { max-width: 860px; }

/* ---------- HERO ---------- */
.dm-hero {
    position: relative;
    height: auto;
    padding: 120px 0;
    overflow: hidden;
    background: #0e1c2f;
}

.dm-hero__images {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0;
}

.dm-hero__img {
    overflow: hidden;
}

.dm-hero__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(0.45) saturate(0.7);
}

.dm-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(13,115,119,0.55) 0%, rgba(14,28,47,0.7) 100%);
    z-index: 1;
}

.dm-hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.dm-hero__en {
    font-family: 'Inter', sans-serif;
    font-size: clamp(11px, 1.4vw, 14px);
    letter-spacing: 0.35em;
    color: rgba(255,255,255,0.45);
    font-weight: 400;
    margin-bottom: 24px;
    line-height: 1.8;
    animation: dm-up .9s ease-out .2s both;
}

.dm-hero__title {
    font-family: "Noto Serif JP", "游明朝", "Yu Mincho", serif;
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 400;
    color: #fff;
    letter-spacing: .14em;
    line-height: 1.3;
    border: none;
    padding: 0;
    margin: 0 0 24px;
    animation: dm-up .9s ease-out .45s both;
}

.dm-hero__lead {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: clamp(14px, 1.8vw, 18px);
    color: rgba(255,255,255,0.6);
    letter-spacing: .14em;
    font-weight: 300;
    animation: dm-up .9s ease-out .7s both;
}

@keyframes dm-up {
    from { opacity: 0; transform: translateY(28px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- パンくず ---------- */
.dm-bread {
    background: #fff;
    border-bottom: 1px solid #e5e9ec;
}

.dm-bread .dm-inner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 13px;
    padding-bottom: 13px;
    font-size: 12px;
    color: #90a4ae;
    flex-wrap: wrap;
}

.dm-bread a {
    color: #90a4ae;
    text-decoration: none;
    transition: color .3s;
}

.dm-bread a:hover { color: #0D7377; }

.dm-bread span { color: #cfd8dc; }

.dm-bread em {
    font-style: normal;
    color: #263238;
    font-weight: 500;
}

/* ---------- セクション共通 ---------- */
.dm-sec { position: relative; }

.dm-sec--white { background: #fff; }

.dm-sec--white .dm-inner,
.dm-sec--last .dm-inner {
    padding-top: 100px;
    padding-bottom: 100px;
}

.dm-sec--last .dm-inner {
    padding-bottom: 80px;
}

/* セクション見出し */
.dm-sec__head {
    margin-bottom: 48px;
}

.dm-sec__en {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .28em;
    color: #0D7377;
    margin-bottom: 10px;
    display: inline-block;
    position: relative;
    padding-bottom: 8px;
}

.dm-sec__en::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: #0D7377;
}

.dm-sec__head--light .dm-sec__en {
    color: rgba(255,255,255,.6);
}

.dm-sec__head--light .dm-sec__en::after {
    background: rgba(255,255,255,.3);
}

.dm-sec__ttl {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: clamp(26px, 3.6vw, 40px);
    font-weight: 400;
    color: #1a2744;
    line-height: 1.45;
    letter-spacing: .06em;
    border: none;
    padding: 0;
    margin: 0;
}

.dm-sec__head--light .dm-sec__ttl { color: #fff; }

.dm-sec__lead {
    font-size: 15px;
    color: #546e7a;
    line-height: 2.1;
    margin-bottom: 48px;
}

.dm-sec__lead--light { color: rgba(255,255,255,.8); }

/* ---------- 宣言の趣旨 ---------- */
.dm-catch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 0;
    margin-bottom: 0;
    background: none;
}

.dm-catch__text {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: clamp(24px, 3.6vw, 40px);
    color: #1a2744;
    font-weight: 400;
    letter-spacing: .12em;
    text-align: center;
    line-height: 1.7;
    margin-bottom: 24px;
    border: none;
    padding: 0;
}

.dm-catch__line {
    display: block;
    width: 40px;
    height: 2px;
    background: #0D7377;
    margin-bottom: 40px;
}

.dm-declaration__body {
    max-width: 800px;
    margin: 0 auto;
}

.dm-declaration__body p {
    font-size: 15px;
    color: #546e7a;
    line-height: 2.15;
    margin-bottom: 16px;
}

.dm-declaration__body p:last-child {
    margin-bottom: 0;
}

/* ---------- 02 WHY NOW ---------- */
.dm-sec--whynow {
    position: relative;
    background: linear-gradient(135deg, #0e1c2f 0%, #163040 40%, #0D7377 100%);
    overflow: hidden;
}

.dm-sec--whynow::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(77,182,172,.15) 0%, transparent 70%);
    pointer-events: none;
}

.dm-sec--whynow::after {
    content: "";
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(13,115,119,.12) 0%, transparent 70%);
    pointer-events: none;
}

.dm-sec--whynow .dm-inner {
    position: relative;
    z-index: 2;
    padding-top: 100px;
    padding-bottom: 100px;
}

.dm-sec--whynow .dm-sec__en {
    color: rgba(255,255,255,.5);
}

.dm-sec--whynow .dm-sec__en::after {
    background: rgba(255,255,255,.25);
}

.dm-sec--whynow .dm-sec__ttl {
    color: #fff;
}

.dm-why { margin-bottom: 36px; }

.dm-why p, .dm-why__closing {
    font-size: 15px;
    color: rgba(255,255,255,.88);
    line-height: 2.15;
    margin-bottom: 16px;
}

.dm-quote {
    border: none;
    margin: 0 0 36px;
    padding: 32px 36px;
    background: rgba(255,255,255,.06);
    border-left: 4px solid rgba(77,182,172,.7);
    backdrop-filter: blur(4px);
}

.dm-quote p {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: 16px;
    color: rgba(255,255,255,.92);
    line-height: 2.1;
    font-weight: 300;
    margin-bottom: 0;
}

.dm-quote strong {
    color: #4db6ac;
    font-weight: 400;
}

/* ---------- 3つの柱 ---------- */
.dm-pillars {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.dm-pillar {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 0;
    overflow: hidden;
    box-shadow: 0 4px 28px rgba(0,0,0,.06);
}

.dm-pillar--reverse {
    grid-template-columns: 1fr 420px;
}

.dm-pillar--reverse .dm-pillar__photo {
    order: 2;
}

.dm-pillar--reverse .dm-pillar__body {
    order: 1;
}

.dm-pillar__photo {
    position: relative;
    overflow: hidden;
    min-height: 320px;
}

.dm-pillar__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dm-pillar__no {
    position: absolute;
    bottom: 16px;
    left: 20px;
    font-family: 'Inter', sans-serif;
    font-size: 72px;
    font-weight: 700;
    color: rgba(255,255,255,.18);
    line-height: 1;
}

.dm-pillar__body {
    padding: 44px 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #fff;
}

.dm-pillar__en {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    letter-spacing: .22em;
    font-weight: 500;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.dm-pillar[data-accent="blue"] .dm-pillar__en { color: #185FA5; }
.dm-pillar[data-accent="purple"] .dm-pillar__en { color: #5C4B8A; }
.dm-pillar[data-accent="green"] .dm-pillar__en { color: #0F6E56; }

.dm-pillar__cat {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
}

.dm-pillar[data-accent="blue"] .dm-pillar__cat { color: #185FA5; }
.dm-pillar[data-accent="purple"] .dm-pillar__cat { color: #5C4B8A; }
.dm-pillar[data-accent="green"] .dm-pillar__cat { color: #0F6E56; }

.dm-pillar__ttl {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: clamp(20px, 2.4vw, 26px);
    font-weight: 400;
    color: #1a2744;
    line-height: 1.5;
    margin-top: 0;
    margin-bottom: 20px;
    border: none;
    padding: 0;
}

.dm-pillar__list {
    list-style: none;
    padding: 0;
    margin: 0 0 4px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dm-pillar__list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    font-size: 14px;
    color: #546e7a;
    line-height: 1.95;
}

.dm-pillar__list li::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 10px;
}

.dm-pillar[data-accent="blue"] .dm-pillar__list li::before { background: #185FA5; }
.dm-pillar[data-accent="purple"] .dm-pillar__list li::before { background: #5C4B8A; }
.dm-pillar[data-accent="green"] .dm-pillar__list li::before { background: #0F6E56; }

/* ---------- ボタン ---------- */
.dm-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    color: #fff;
    background: #185FA5;
    padding: 13px 28px;
    border-radius: 50px;
    margin-top: 20px;
    transition: opacity .3s, box-shadow .3s;
    letter-spacing: .03em;
}

.dm-btn svg {
    width: 18px;
    height: 18px;
    transition: transform .3s;
}

.dm-btn:hover {
    opacity: .85;
    color: #fff;
    box-shadow: 0 6px 20px rgba(24,95,165,.25);
}

.dm-btn:hover svg { transform: translateX(3px); }

.dm-btn--green {
    background: #0F6E56;
}

.dm-btn--green:hover {
    box-shadow: 0 6px 20px rgba(15,110,86,.25);
}

/* ---------- 価値創造 ティールセクション ---------- */
.dm-sec--teal {
    background: linear-gradient(160deg, #0a5c5e 0%, #0D7377 40%, #147a8a 100%);
    overflow: hidden;
}

.dm-sec--teal .dm-inner {
    padding-top: 100px;
    padding-bottom: 100px;
    position: relative;
    z-index: 2;
}

.dm-values {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.dm-values__item {
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.12);
    padding: 32px 24px;
    text-align: center;
}

.dm-values__num {
    font-family: 'Inter', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: rgba(255,255,255,.12);
    display: block;
    margin-bottom: 10px;
    line-height: 1;
}

.dm-values__label {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 10px;
    border: none;
    padding: 0;
}

.dm-values__item p {
    font-size: 13px;
    color: rgba(255,255,255,.72);
    line-height: 1.85;
    margin-bottom: 0;
}

.dm-values__closing {
    font-size: 15px;
    color: rgba(255,255,255,.85);
    line-height: 2.1;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,.15);
    padding-top: 28px;
}

/* ---------- 行動宣言 ダーク ---------- */
.dm-sec--dark {
    background: #0e1c2f;
    overflow: hidden;
}

.dm-sec__dark-images {
    position: absolute;
    inset: 0;
    opacity: .25;
}

.dm-sec__dark-img {
    width: 100%;
    height: 100%;
}

.dm-sec__dark-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dm-sec--dark .dm-inner {
    position: relative;
    z-index: 2;
    padding-top: 100px;
    padding-bottom: 100px;
}

.dm-action__tagline {
    font-family: "Noto Serif JP", "游明朝", serif;
    font-size: clamp(22px, 2.8vw, 30px);
    font-weight: 300;
    color: #fff;
    line-height: 1.75;
    margin-bottom: 40px;
    letter-spacing: .04em;
}

.dm-action__list {
    list-style: none;
    padding: 0;
    margin: 0 0 40px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dm-action__list li {
    font-size: 15px;
    color: rgba(255,255,255,.85);
    line-height: 1.95;
    padding: 18px 24px;
    background: rgba(255,255,255,.04);
    border-left: 3px solid #4db6ac;
}

.dm-action__sig {
    font-size: 14px;
    color: #fff;
    text-align: right;
    border-top: 1px solid rgba(255,255,255,.08);
    padding-top: 24px;
}

/* ---------- 関連ページ ---------- */
.dm-related {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.dm-related__card {
    display: block;
    text-decoration: none;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(0,0,0,.06);
    transition: box-shadow .35s, transform .35s;
}

.dm-related__card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,.12);
    transform: translateY(-4px);
}

.dm-related__img {
    overflow: hidden;
    height: 180px;
}

.dm-related__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dm-related__info {
    padding: 22px 24px;
    background: #fff;
}

.dm-related__sub {
    font-size: 11px;
    color: #90a4ae;
    margin-bottom: 6px;
    letter-spacing: .04em;
}

.dm-related__name {
    font-size: 17px;
    font-weight: 600;
    color: #1a2744;
    margin-top: 0;
    margin-bottom: 8px;
    background: unset;
    border: none;
    padding: 0;
}

.dm-related__desc {
    font-size: 13px;
    color: #78909c;
    line-height: 1.75;
    margin-bottom: 12px;
}

.dm-related__more {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .12em;
    color: #0D7377;
    transition: color .3s;
}

.dm-related__card:hover .dm-related__more {
    color: #185FA5;
}

/* ---------- フェードイン ---------- */
.dm-fadein {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity .8s ease-out, transform .8s ease-out;
}

.dm-fadein.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================================
   レスポンシブ
   =========================================== */
@media (max-width: 1024px) {
    .dm-values { grid-template-columns: 1fr 1fr; }

    .dm-pillar {
        grid-template-columns: 340px 1fr;
    }

    .dm-pillar--reverse {
        grid-template-columns: 1fr 340px;
    }

}

@media (max-width: 768px) {
    .dm-inner {
        padding-left: 20px;
        padding-right: 20px;
    }

    .dm-hero { padding: 80px 0; }

    .dm-hero__images {
        grid-template-columns: 1fr;
    }

    .dm-hero__img--2,
    .dm-hero__img--3 { display: none; }

    .dm-sec--white .dm-inner,
    .dm-sec--last .dm-inner,
    .dm-sec--teal .dm-inner,
    .dm-sec--dark .dm-inner,
    .dm-sec--photo .dm-inner {
        padding-top: 64px;
        padding-bottom: 64px;
    }

    .dm-sec__head { margin-bottom: 32px; }



    .dm-pillar {
        grid-template-columns: 1fr;
    }

    .dm-pillar--reverse {
        grid-template-columns: 1fr;
    }

    .dm-pillar--reverse .dm-pillar__photo { order: 0; }
    .dm-pillar--reverse .dm-pillar__body  { order: 0; }

    .dm-pillar__photo {
        min-height: 220px;
    }

    .dm-pillar__body {
        padding: 28px 24px;
    }

    .dm-pillar__no {
        font-size: 48px;
    }

    .dm-values { grid-template-columns: 1fr 1fr; gap: 10px; }

    .dm-values__item { padding: 24px 16px; }

    .dm-related {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .dm-related__img { height: 160px; }

    .dm-action__list li {
        font-size: 14px;
        padding: 14px 18px;
    }

    .dm-quote { padding: 24px 20px; }
}

@media (max-width: 480px) {
    .dm-hero { padding: 60px 0; }

    .dm-sec--white .dm-inner,
    .dm-sec--last .dm-inner,
    .dm-sec--teal .dm-inner,
    .dm-sec--dark .dm-inner,
    .dm-sec--photo .dm-inner {
        padding-top: 48px;
        padding-bottom: 48px;
    }

    .dm-values { grid-template-columns: 1fr; }

    .dm-catch__text { font-size: 20px; }

    .dm-pillar__photo { min-height: 180px; }
}