:root{--accent:#163b60;--ink:#122c46;--muted:#536576;--line:#d8e0e7;--paper:#f2f5f8;--white:#fff}*{box-sizing:border-box}html{scroll-padding-top:24px}body{margin:0;color:var(--ink);background:white;font:16px/1.85 -apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}img{max-width:100%;height:auto;display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.5}h1{font-size:clamp(30px,3.3vw,48px);letter-spacing:.04em}h2{font-size:clamp(25px,2.3vw,34px);letter-spacing:.035em}h3{font-size:21px}.wrap{width:min(1184px,calc(100% - 96px));margin-inline:auto}.skip{position:absolute;left:20px;top:-100px;z-index:10;background:white;padding:12px}.skip:focus{top:10px}.preview-bar{background:var(--ink);color:#fff;font-size:12px;letter-spacing:.05em;padding:6px 0}.preview-bar .wrap{display:flex;justify-content:space-between;gap:16px}.header{border-bottom:1px solid var(--line);background:white}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:114px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand img{width:76px;height:76px;object-fit:contain}.brand strong{display:block;font-size:19px;letter-spacing:.08em}.brand small{display:block;font-size:10px;letter-spacing:.12em;color:var(--muted)}nav ul{display:flex;list-style:none;gap:27px;margin:0;padding:0}nav a{display:block;font-size:13px;font-weight:600;padding:18px 0;border-bottom:2px solid transparent}nav a[aria-current=page]{border-color:var(--accent);color:var(--accent)}nav li:last-child a{color:var(--accent)}.eyebrow{font-size:12px;letter-spacing:.15em;color:var(--accent);font-weight:700;display:block;margin-bottom:16px}.hero{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:60px;padding:58px 0 48px}.hero h1{margin-bottom:24px}.hero p{color:var(--muted);max-width:31em}.hero-media img{width:100%;aspect-ratio:1.34;object-fit:cover}.hero-media figcaption{font-size:11px;color:var(--muted);margin-top:9px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:13px 22px;border:1px solid var(--ink);font-weight:600;font-size:14px;margin-top:28px;min-height:48px}.button::after{content:'→';font-size:20px}.button:hover{background:var(--ink);color:#fff;text-decoration:none}.button.primary{background:var(--accent);border-color:var(--accent);color:white}.intro-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;display:flex;gap:35px;font-size:13px;color:var(--muted)}.intro-strip span::before{content:'■';font-size:8px;color:var(--accent);margin-right:10px}.section{padding:70px 0}.section.gray{background:var(--paper)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}.section-head .eyebrow{margin-bottom:8px}.text-link{font-size:14px;font-weight:600;white-space:nowrap;border-bottom:1px solid var(--ink);padding-bottom:4px}.text-link::after{content:' ↗';color:var(--accent);margin-left:18px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.service-item{border-top:2px solid var(--ink);padding-top:22px}.number{font-size:12px;color:var(--accent);letter-spacing:.1em;font-weight:700}.service-item h3{margin:8px 0 14px}.service-item p{font-size:14px;color:var(--muted)}.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.work img{width:100%;aspect-ratio:4/3;object-fit:cover}.work .meta{font-size:11px;letter-spacing:.04em;color:var(--accent);margin:16px 0 5px}.work h3{font-size:18px}.work p{font-size:13px;color:var(--muted);margin-top:8px}.notice{padding:15px 20px;border-left:3px solid var(--accent);background:#f8f4f0;color:#4d4845;font-size:13px;margin:24px 0 30px}.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.split figure img{width:100%;aspect-ratio:4/3;object-fit:cover}.split p{margin-top:20px;color:var(--muted)}figcaption{font-size:12px;color:var(--muted);margin-top:10px}.contact-strip{background:var(--ink);color:white;padding:42px 0}.contact-strip .wrap{display:flex;justify-content:space-between;gap:30px;align-items:center}.contact-strip h2{font-size:25px}.contact-strip p{font-size:13px;color:#d0d2d2;margin-top:10px}.contact-strip .button{margin:0;border-color:#aaa}.footer{padding:40px 0 24px}.footer-top{display:flex;justify-content:space-between;align-items:start;gap:25px}.footer strong{font-size:17px}.footer p{font-size:12px;color:var(--muted);margin:7px 0}.footer-links{display:flex;flex-wrap:wrap;gap:18px;font-size:12px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:30px;padding-top:16px;color:var(--muted);font-size:10px;letter-spacing:.05em}.breadcrumb{font-size:12px;color:var(--muted);padding-top:24px}.breadcrumb span{margin:0 12px}.page-title{padding:35px 0 38px;border-bottom:1px solid var(--line)}.page-title p{color:var(--muted);font-size:15px;max-width:49em;margin-top:18px}.narrow{max-width:940px}.info-table{margin:0;border-top:2px solid var(--ink)}.info-table>div{display:grid;grid-template-columns:190px 1fr;border-bottom:1px solid var(--line);padding:21px 0;gap:24px}.info-table dt{font-weight:600;font-size:14px}.info-table dd{margin:0;font-size:15px}.pending{color:#6d5041;font-size:12px;background:#f3ece4;display:inline-block;padding:1px 9px;margin-left:9px;white-space:nowrap}.subtext{display:block;font-size:12px;color:var(--muted);margin-top:6px}.service-row{display:grid;grid-template-columns:65px 1fr 1fr;gap:30px;padding:35px 0;border-bottom:1px solid var(--line);align-items:start}.service-row:first-child{border-top:2px solid var(--ink)}.service-row h2{font-size:23px}.service-row p{font-size:15px;color:var(--muted)}.service-row ul{grid-column:3;margin:0;padding-left:20px;font-size:14px}.work-detail{display:grid;grid-template-columns:1fr 1fr;gap:42px;padding:40px 0;border-top:1px solid var(--line);scroll-margin-top:20px}.work-detail img{width:100%;aspect-ratio:4/3;object-fit:cover}.work-detail h2{font-size:24px;margin:8px 0 20px}.work-detail dl{margin:0}.work-detail dl>div{display:grid;grid-template-columns:86px 1fr;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px}.work-detail dd{margin:0}.work-detail dt{color:var(--muted)}.work-detail .number{margin-bottom:8px}.activity-list{display:grid;grid-template-columns:repeat(2,1fr);gap:34px;margin-top:40px}.activity-list article{border-top:1px solid var(--line);padding-top:22px}.activity-list p{font-size:14px;color:var(--muted);margin-top:12px}.steps{list-style:none;padding:0;margin:32px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.steps li{border-top:2px solid var(--ink);padding-top:18px}.steps strong{display:block;margin:8px 0}.steps p{font-size:14px;color:var(--muted)}.contact-box{padding:38px;background:var(--paper);margin-top:30px}.contact-box h2{font-size:24px}.contact-box p{margin-top:16px}.placeholder{aspect-ratio:4/3;display:grid;place-content:center;text-align:center;background:var(--paper);border:1px dashed #9b9f99;color:var(--muted);padding:24px}.placeholder strong{font-size:18px}.placeholder small{font-size:12px}.check-list{padding-left:22px;font-size:14px}.check-list li{margin:10px 0}details{margin:24px 0;border:1px solid var(--line);padding:18px 22px}summary{cursor:pointer;font-weight:600;font-size:14px}details p{font-size:13px;margin-top:15px;color:var(--muted)}[hidden]{display:none!important}@media(min-width:1500px){.hero{gap:85px;padding-block:70px}}@media(max-width:1100px){.wrap{width:calc(100% - 56px)}.header-inner{gap:20px}nav ul{gap:16px}.brand strong{font-size:16px}.brand img{width:60px;height:60px}.hero{gap:32px}.split{gap:36px}}@media(max-width:800px){.wrap{width:calc(100% - 40px)}.header-inner{display:block;padding-top:14px;min-height:0}.brand img{width:62px;height:62px}.brand strong{font-size:18px}nav ul{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px;padding:10px 0}nav a{text-align:center;padding:9px 0;font-size:12px;min-height:44px}.preview-bar .wrap{font-size:10px;gap:8px}.hero{grid-template-columns:1fr;padding:35px 0 30px;gap:30px}.hero h1{font-size:32px;line-height:1.6}.hero p{font-size:14px}.hero-media img{aspect-ratio:1.5}.intro-strip{flex-wrap:wrap;gap:6px 22px;font-size:12px}.section{padding:44px 0}.section-head{align-items:start;gap:20px}.section-head h2{font-size:25px}.text-link{font-size:12px}.text-link::after{margin-left:7px}.service-grid{grid-template-columns:1fr;gap:28px}.service-item{display:grid;grid-template-columns:35px 1fr;gap:0 12px}.service-item .number{padding-top:10px}.service-item h3{margin:4px 0 10px}.service-item p{grid-column:2}.work-grid{grid-template-columns:1fr;gap:32px}.work img{aspect-ratio:1.5}.split{grid-template-columns:1fr;gap:28px}.contact-strip .wrap{display:block}.contact-strip .button{margin-top:25px}.footer-top{display:block}.footer-links{margin-top:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.page-title{padding:25px 0 30px}.page-title h1{font-size:30px}.page-title p{font-size:14px}.info-table>div{grid-template-columns:1fr;gap:6px;padding:18px 0}.info-table dd{font-size:14px}.pending{margin-left:5px}.service-row{grid-template-columns:30px 1fr;gap:12px;padding:28px 0}.service-row h2{font-size:22px}.service-row p,.service-row ul{grid-column:2}.work-detail{grid-template-columns:1fr;gap:24px;padding:30px 0}.activity-list,.steps{grid-template-columns:1fr;gap:25px}.contact-box{padding:24px}.notice{padding:13px 16px}.breadcrumb{padding-top:16px}.eyebrow{font-size:11px;margin-bottom:10px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}@media print{.preview-bar,nav,.contact-strip,.footer-links{display:none}.wrap{width:100%}.section{padding:25px 0}.header-inner{min-height:80px}.work-detail{break-inside:avoid}a{color:inherit}}

/* Ver.1.1: dark blue palette; supplied red logo remains unchanged. */
.hero-band{background:#122c46;color:#fff}.hero-band .eyebrow{color:#c1d2e3}.hero-band .hero p{color:#d4e0eb}.hero-band .hero-media figcaption{color:#c1d2e3}.hero-band .button.primary{background:#fff;border-color:#fff;color:#122c46}.hero-band .button.primary:hover{background:#e1ebf4;border-color:#e1ebf4}.hero-band .intro-strip{color:#d4e0eb;border-color:#456079}.hero-band .intro-strip span::before{color:#aac8e3}.hero-band .hero-media img{aspect-ratio:4/3;object-fit:contain;background:#122c46}.hero-band a:focus-visible{outline-color:#fff}

.phone-number{font-size:clamp(25px,4vw,36px);font-weight:700;letter-spacing:.04em;text-decoration:underline;text-underline-offset:6px}

.qualification-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:0 34px;border-top:2px solid var(--ink)}.qualification-list li{padding:19px 0;border-bottom:1px solid var(--line);font-size:15px}.qualification-list li::before{content:"■";font-size:8px;color:var(--accent);margin-right:12px}@media(max-width:800px){.qualification-list{grid-template-columns:1fr}.qualification-list li{font-size:14px}}

/* 長い連絡先をスマートフォンでも読めるようにする。 */
.info-table dd,.contact-box a[href^="mailto:"]{overflow-wrap:anywhere}.info-table .text-link{white-space:normal;display:inline-block;margin-top:8px}

.registration-link{text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}

.work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:800px){.work-grid{grid-template-columns:1fr}}

.fallen-tree{margin-top:56px;padding-top:40px;border-top:1px solid var(--line)}.fallen-tree img{width:100%;height:auto;object-fit:contain}.fallen-tree+p{margin-top:28px}

/* 部活棟の施工写真：原画像を維持し、表示時のみ明るさを補正。 */
#sagamihara-club-building img{filter:brightness(1.18) contrast(0.98)}