/* CONCEPT（/concept/）2026-10-22 リニューアル。page-concept.php だけが読む。色は会社紹介・相談窓口と同じ */
.cn {
    --cn-navy: #10283f; --cn-green: #17543d; --cn-green-dk: #10402e; --cn-gold: #b99a51; --cn-gold-dk: #9c7f3b;
    --cn-beige: #f5f3ed; --cn-mint: #eef4ef; --cn-ink: #1c2735; --cn-sub: #55606c; --cn-line: #e2ddd0;
    --cn-serif: 'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
    font-family: var(--hk-font, 'Noto Sans JP', sans-serif); color: var(--cn-ink); background: #fff;
    padding-top: var(--hk-header-h, 80px); line-height: 1.9; overflow-x: clip;
}
.cn *, .cn *::before, .cn *::after { box-sizing: border-box; }
.cn img { max-width: 100%; display: block; }
.cn h1, .cn h2, .cn h3 { border: 0; padding: 0; background: none; position: static; margin: 0; }
.cn h1::before, .cn h1::after, .cn h2::before, .cn h2::after, .cn h3::before, .cn h3::after { content: none; }
.cn a { text-decoration: none; }
.cn a:focus-visible { outline: 3px solid var(--cn-gold); outline-offset: 3px; }
.cn p { margin: 0 0 14px; }
.cn-wrap { width: min(1200px, 100%); margin: 0 auto; padding: 0 32px; }
.cn-nw { display: inline-block; }
.cn-ic { flex: none; }
.cn-eyebrow { margin: 0 0 8px !important; font-family: var(--cn-serif); font-size: 13px; letter-spacing: .2em; color: var(--cn-gold-dk); font-weight: 700; }
.cn-h2 { font-family: var(--cn-serif); font-size: clamp(24px, 2.8vw, 34px); font-weight: 700; line-height: 1.5; color: var(--cn-navy); letter-spacing: .04em; margin-bottom: 20px !important; }
.cn-lead { color: var(--cn-sub); font-size: 15px; max-width: 34em; }
.cn-note { font-size: 12.5px; color: var(--cn-sub); margin: 16px auto 0 !important; }
.cn-sec { padding: 84px 0; } .cn-sec--beige { background: var(--cn-beige); } .cn-sec--mint { background: var(--cn-mint); }
.cn-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 8px 40px; margin-bottom: 30px; }
.cn-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 10px 26px; border-radius: 8px; font-size: 15px; font-weight: 700; line-height: 1.3; border: 2px solid transparent; transition: background-color .15s, border-color .15s; }
.cn-btn--green { background: var(--cn-green); color: #fff !important; } .cn-btn--green:hover { background: var(--cn-green-dk); }
.cn-btn--gold { background: var(--cn-gold); color: #fff !important; } .cn-btn--gold:hover { background: var(--cn-gold-dk); }
.cn-btn--line { background: #fff; color: var(--cn-navy) !important; border-color: var(--cn-navy); } .cn-btn--line:hover { background: var(--cn-beige); }
.cn-btn--white { background: #fff; color: var(--cn-navy) !important; } .cn-btn--white:hover { border-color: var(--cn-gold); }

/* 01 FV */
.cn-fv { position: relative; min-height: min(78vh, 640px); display: flex; align-items: center; color: var(--cn-navy); isolation: isolate; }
.cn-fv__bg { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.cn .cn-fv__bg img { width: 100% !important; height: 100% !important; object-fit: cover; object-position: 70% 60%; }
.cn-fv::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(255, 255, 255, .94) 0%, rgba(255, 255, 255, .82) 36%, rgba(255, 255, 255, .1) 66%, rgba(255, 255, 255, 0) 100%); }
.cn-fv__in { padding-top: 40px; padding-bottom: 56px; }
.cn-crumb { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 26px; padding: 0; font-size: 12.5px; color: var(--cn-sub); }
.cn-crumb li + li::before { content: '›'; margin-right: 6px; }
.cn-crumb a { color: var(--cn-sub) !important; text-decoration: underline; }
.cn-fv__title { font-family: var(--cn-serif); font-size: clamp(32px, 4.6vw, 56px); font-weight: 700; line-height: 1.4; letter-spacing: .05em; color: var(--cn-navy); }
.cn-fv__lead { margin: 22px 0 0 !important; max-width: 26em; font-size: clamp(14.5px, 1.3vw, 16px); color: var(--cn-ink); }
.cn-imgnote { position: absolute; right: 14px; bottom: 10px; margin: 0 !important; font-size: 11px; color: #fff; text-shadow: 0 1px 4px rgba(0, 0, 0, .5); }

/* 02 MISSION */
.cn-two { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.cn-hand { margin-top: 26px !important; font-family: var(--cn-serif); font-size: 19px; color: var(--cn-green); letter-spacing: .08em; border-left: 3px solid var(--cn-gold); padding-left: 14px; }
.cn-collage { position: relative; aspect-ratio: 5 / 4; }
.cn-collage figure { position: absolute; margin: 0; padding: 8px; background: #fff; border-radius: 6px; box-shadow: 0 14px 32px rgba(16, 40, 63, .16); overflow: hidden; }
.cn .cn-collage img { width: 100% !important; height: 100% !important; object-fit: cover; border-radius: 3px; }
.cn-collage__a { left: 0; top: 14%; width: 54%; aspect-ratio: 4 / 3; transform: rotate(-3deg); z-index: 2; }
.cn-collage__b { right: 2%; top: 0; width: 44%; aspect-ratio: 4 / 3; transform: rotate(2deg); }
.cn-collage__c { right: 0; bottom: 0; width: 58%; aspect-ratio: 16 / 10; transform: rotate(1.5deg); z-index: 3; }

/* 03 VALUE */
.cn-values { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.cn-value { background: #fff; border: 1px solid var(--cn-line); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; }
.cn-value__img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--cn-beige); }
.cn .cn-value__img img { width: 100% !important; height: 100% !important; object-fit: cover; }
.cn-value__no { position: absolute; left: 0; bottom: 0; padding: 4px 16px 2px 12px; background: #fff; border-top-right-radius: 14px; font-family: var(--cn-serif); font-style: italic; font-size: 28px; line-height: 1.1; color: var(--cn-gold); }
.cn-value__body { padding: 16px 18px 20px; }
.cn-value h3 { font-size: 17px; color: var(--cn-navy); line-height: 1.5; margin-bottom: 8px; }
.cn-value p { margin: 0 !important; font-size: 13.5px; color: var(--cn-sub); line-height: 1.8; }

/* 04 APPROACH */
.cn-app { display: grid; grid-template-columns: minmax(300px, 1fr) 2fr; gap: 48px; align-items: center; }
.cn-app .cn-h2 { font-size: clamp(22px, 2.3vw, 30px); }
.cn-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; counter-reset: st; }
.cn-steps li { position: relative; }
.cn-steps li + li::before { content: '→'; position: absolute; left: -12px; top: 64px; color: var(--cn-sub); font-size: 14px; }
.cn-step { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; height: 100%; padding: 6px 4px 12px; border-radius: 12px; color: var(--cn-navy) !important; }
.cn-step:hover { background: rgba(255, 255, 255, .7); }
.cn-step__no { font-family: var(--cn-serif); font-style: italic; font-size: 30px; line-height: 1; color: var(--cn-gold); }
.cn-step__ic { display: flex; align-items: center; justify-content: center; width: 88px; height: 88px; border-radius: 50%; background: #fff; color: var(--cn-green); box-shadow: 0 6px 18px rgba(16, 40, 63, .08); margin: 4px 0 6px; }
.cn-step b { font-size: 15.5px; }
.cn-step small { font-size: 12.5px; color: var(--cn-sub); line-height: 1.7; }

/* 05 REGION */
.cn-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.cn-region { position: relative; padding-bottom: 60px; }
.cn-region figure { margin: 0; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 14px 32px rgba(16, 40, 63, .14); }
.cn-region figcaption { font-size: 12px; color: var(--cn-sub); padding: 6px 10px 8px; }
.cn .cn-region img { width: 100% !important; height: auto !important; }
.cn-region__main { width: 88%; }
.cn-region__sub { position: absolute; right: 0; bottom: 0; width: 42%; border: 6px solid #fff; }

/* 06 END */
.cn-end { position: relative; padding: 84px 0; text-align: center; color: #fff; background: var(--cn-navy) var(--cn-end-img) center / cover no-repeat; isolation: isolate; }
.cn-end::before { content: ''; position: absolute; inset: 0; z-index: -1; background: rgba(10, 27, 44, .66); }
.cn-end__title { font-family: var(--cn-serif); font-size: clamp(24px, 3vw, 34px); color: #fff; letter-spacing: .04em; }
.cn-end__lead { margin: 12px 0 30px !important; font-size: 15px; }
.cn-end__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.cn-end__ctas .cn-btn { min-width: 260px; min-height: 58px; }

@media (max-width: 1024px) {
    .cn-two, .cn-app { grid-template-columns: minmax(0, 1fr); gap: 36px; }
    .cn-values { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .cn-collage { max-width: 620px; width: 100%; margin: 0 auto; }
}
@media (max-width: 767px) {
    .cn-wrap { padding: 0 16px; }
    .cn-sec { padding: 56px 0; }
    .cn-fv { min-height: 0; align-items: flex-end; }
    .cn .cn-fv__bg img { object-position: 72% 50%; }
    .cn-fv::after { background: linear-gradient(0deg, rgba(255, 255, 255, .96) 0%, rgba(255, 255, 255, .9) 48%, rgba(255, 255, 255, .15) 78%, rgba(255, 255, 255, 0) 100%); }
    .cn-fv__in { padding-top: 180px; padding-bottom: 34px; }
    .cn-imgnote { top: 8px; bottom: auto; }
    .cn-values { grid-template-columns: minmax(0, 1fr); }
    .cn-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 10px; }
    .cn-steps li + li::before { display: none; }
    .cn-step__ic { width: 72px; height: 72px; }
    .cn-collage { aspect-ratio: 4 / 3.3; }
    .cn-collage__a { top: 10%; width: 60%; } .cn-collage__b { width: 46%; } .cn-collage__c { width: 62%; }
    .cn-links .cn-btn, .cn-end__ctas .cn-btn { width: 100%; min-width: 0; }
    .cn-end { padding: 56px 0; }
}
@media (prefers-reduced-motion: reduce) { .cn-btn { transition: none; } }