/*
Theme Name: 大健株式会社 Preview
Description: 大健株式会社 専用の確認用ワンページテーマ
Author: MTN DESIGN
Version: 1.0.0
Text Domain: daiken-preview
*/

    :root{--ink:#11110f;--steel:#242623;--paper:#f4f1ea;--white:#fff;--gold:#c9a25e;--text:#31312e;--muted:#6c6a64;--line:rgba(17,17,15,.16);--max:1180px}

    *{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.85}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
h1,h2,h3,.serif{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:500;word-break:auto-phrase;text-wrap:pretty}
.wrap{width:min(calc(100% - 48px),var(--max));margin-inline:auto}
.eyebrow{display:flex;align-items:center;gap:14px;margin:0 0 18px;color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}
.eyebrow:before{content:"";width:42px;height:1px;background:currentColor}
.site-header{position:fixed;z-index:70;top:0;left:0;width:100%;background:var(--gold);box-shadow:0 8px 26px rgba(4,7,8,.16);color:var(--ink)}
.header-inner{height:92px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.brand{display:flex;align-items:center;gap:12px}
.header-logo-window{position:relative;display:block;width:300px;padding:8px 0 11px;overflow:visible}
.header-logo-window:after{content:"";position:absolute;left:0;bottom:3px;width:100%;height:1px;background:linear-gradient(90deg,rgba(17,17,15,.88) 0%,rgba(17,17,15,.48) 62%,transparent 100%);transform:scaleX(0);transform-origin:left}
.header-logo-window img{width:100%;height:auto;opacity:0;transform:translateY(6px);filter:drop-shadow(0 2px 4px rgba(0,0,0,.22))}
.is-loaded .header-logo-window img{animation:logoReveal .75s ease .12s forwards}
.is-loaded .header-logo-window:after{animation:logoLine 1.05s cubic-bezier(.22,.61,.36,1) .5s forwards}
@keyframes logoReveal{to{opacity:1;transform:none}}
@keyframes logoLine{to{transform:scaleX(1)}}
.brand-mark{position:relative;width:42px;height:42px}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:4px;width:34px;height:17px;border:7px solid var(--ink)}
.brand-mark:before{top:0;border-left-color:transparent;border-right-color:transparent;border-bottom:0;border-radius:0 0 22px 22px}
.brand-mark:after{bottom:0;border-left-color:var(--ink);border-right-color:var(--ink);border-top:0;border-bottom:0;border-radius:22px 22px 0 0}
.brand-name{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:25px;letter-spacing:.08em}
.nav{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:700;letter-spacing:.08em}
.nav a{position:relative;padding:12px 0}
.nav a:after{content:"";position:absolute;left:0;bottom:5px;width:0;height:1px;background:var(--gold);transition:.3s}
.nav a:hover:after{width:100%}
.menu-btn{display:none;width:48px;height:48px;border:1px solid rgba(17,17,15,.3);background:transparent;color:var(--ink)}
.menu-btn span{display:block;width:22px;height:1px;margin:6px auto;background:currentColor;transition:.3s}
.menu-close{display:none}
.hero{position:relative;min-height:clamp(680px,82vh,820px);display:flex;align-items:flex-end;overflow:hidden;padding-bottom:74px;background:#111 var(--hero-desktop) center 62%/cover no-repeat;color:#fff}
.hero-media{display:none}
.hero:before{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(180deg,rgba(5,7,8,.04) 0%,rgba(5,7,8,.16) 42%,rgba(5,7,8,.92) 100%),linear-gradient(90deg,rgba(5,7,8,.88) 0%,rgba(5,7,8,.56) 40%,rgba(5,7,8,.08) 74%)}
.hero:after{content:"";position:absolute;z-index:3;left:0;bottom:0;width:100%;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.hero-content{position:relative;z-index:2;width:min(680px,58%);padding-top:150px}
.hero-kicker{margin:0 0 22px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:17px;letter-spacing:.34em}
.hero h1{margin:0;font-size:clamp(50px,5.4vw,78px);line-height:1.2;letter-spacing:.02em}
.hero h1>span{display:block;white-space:nowrap}
.hero-title-break{display:inline}
.is-loaded .hero-kicker{animation:heroFadeUp .72s cubic-bezier(.22,.61,.36,1) .3s both}
.is-loaded .hero h1>span{animation:heroTitleIn .86s cubic-bezier(.2,.7,.2,1) .5s both}
.hero-line{position:relative;width:0;height:1px;margin:28px 0 30px;background:linear-gradient(90deg,var(--gold),rgba(201,162,94,.18));overflow:visible}
.is-loaded .hero-line{animation:heroLineDraw 1.45s cubic-bezier(.22,.61,.36,1) 1.18s forwards}
@keyframes heroLineDraw{from{width:0}to{width:570px}}
.hero-lead{max-width:760px;margin:0;font-size:18px;font-weight:600;line-height:2;letter-spacing:.05em}
.hero-lead span{display:block;white-space:nowrap}
.hero-actions{display:flex;gap:16px;margin-top:38px}
.is-loaded .hero-lead{animation:heroFadeUp .72s ease 1.42s both}
.is-loaded .hero-actions{animation:heroFadeUp .72s ease 1.64s both}
@keyframes heroFadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes heroTitleIn{from{opacity:0;transform:translateY(34px);clip-path:inset(0 0 100% 0)}to{opacity:1;transform:none;clip-path:inset(0)}}
@media(min-width:901px){.hero{background:#111}
.hero-content{width:min(1000px,72%)}
.hero h1{font-size:clamp(46px,4vw,68px)}
.hero-media{position:absolute;inset:0;display:block;z-index:0;overflow:hidden}
.hero-media{background:#090a09}
.hero-media:before{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(90deg,#090a09 0%,rgba(9,10,9,.96) 9%,rgba(9,10,9,.58) 22%,transparent 38%)}
.hero-media:after{content:"";position:absolute;z-index:0;inset:76px 0 -76px 0;background:var(--hero-desktop) center center/cover no-repeat}
}
.btn{display:inline-flex;min-width:210px;align-items:center;justify-content:space-between;gap:28px;padding:17px 22px;border:1px solid rgba(255,255,255,.55);font-size:14px;font-weight:700;letter-spacing:.08em;transition:.25s}
.btn:after{content:"→"}
.btn-primary{border-color:var(--gold);background:var(--gold);color:#111}
.btn-primary:hover{background:#111;color:var(--gold)}
.btn:hover{transform:translateY(-2px);background:#fff;color:#111}
.section[id]{scroll-margin-top:92px}
.section{padding:110px 0}
.section-head{display:grid;grid-template-columns:.65fr 1.35fr;gap:60px;margin-bottom:58px}
.section-head h2{margin:0;font-size:44px;line-height:1.35}
.section-head p{max-width:620px;margin:5px 0 0}
.services{background:#efede7}
.service-accordion{display:flex;height:620px;overflow:hidden;background:#0c0e0d;border:1px solid rgba(17,18,16,.28)}
.service-panel{position:relative;min-width:0;flex:0 1 12%;overflow:hidden;background:#151714;will-change:flex-basis;transition:flex-basis .82s cubic-bezier(.16,1,.3,1)}
.service-panel.is-active{flex-basis:64%}
.service-panel:before{content:"";position:absolute;inset:0;background-image:linear-gradient(180deg,rgba(6,8,7,.18),rgba(6,8,7,.92)),var(--service-image);background-position:center;background-size:cover;filter:saturate(.78);transform:scale(1.02);transition:filter .55s,transform .8s}
.service-panel.is-active:before{filter:saturate(.92);transform:scale(1)}
.service-panel+.service-panel{border-left:1px solid rgba(255,255,255,.22)}
.service-trigger{position:absolute;z-index:2;inset:0;width:100%;border:0;background:transparent;color:#fff;padding:34px 28px;font:inherit;text-align:left;cursor:pointer}
.service-trigger:focus-visible{outline:2px solid var(--gold);outline-offset:-4px}
.service-vertical-title{position:absolute;right:50%;bottom:32px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:22px;font-weight:600;letter-spacing:.1em;white-space:nowrap;writing-mode:vertical-rl;transform:translateX(50%);transition:opacity .3s}
.service-panel.is-active .service-vertical-title{opacity:0}
.service-content{position:absolute;right:40px;bottom:42px;left:40px;max-width:520px;opacity:0;transform:translateY(18px);transition:opacity .18s,transform .38s cubic-bezier(.22,.61,.36,1)}
.service-panel.is-active .service-content{opacity:1;transform:none;transition-delay:.3s}
.service-content small{display:block;margin-bottom:8px;color:var(--gold);font-family:Georgia,serif;font-size:11px;letter-spacing:.18em;text-transform:uppercase}
.service-title{display:block;margin:0 0 12px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(28px,3vw,44px);font-weight:600;letter-spacing:.06em;line-height:1.35}
.service-description{display:block;color:#e4e1da;font-size:15px;line-height:1.9}
.service-nationwide{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:1px;padding:26px 30px;border:1px solid #d2cec4;background:#fff}
.service-nationwide strong{font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:clamp(22px,2.2vw,32px);font-weight:600;letter-spacing:.08em}
.service-nationwide strong span{margin-right:.8em;color:var(--gold);font-family:Georgia,serif;font-size:12px;letter-spacing:.18em;vertical-align:middle}
.service-nationwide p{margin:0;color:var(--muted);font-size:14px}
.works{background:#f7f4ed}
.works-head{display:flex;align-items:end;justify-content:space-between;gap:48px;margin-bottom:48px}
.works-head h2{max-width:650px;margin:0;font-size:46px;line-height:1.45}
.works-title-line,.company-item,.company-license-number{display:inline-block;white-space:nowrap}
.works-title-break{display:none}
.works-head p{display:flex;min-height:142px;max-width:500px;align-items:flex-end;margin:0;color:var(--muted);font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:17px;line-height:2}
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.work-card{position:relative;min-width:0;margin:0;overflow:hidden;background:#111;aspect-ratio:3/4}
.work-card:nth-child(2){transform:translateY(34px)}
.work-card img{width:100%;height:100%;object-fit:cover;filter:saturate(.82) contrast(1.04);transition:transform .65s cubic-bezier(.22,.61,.36,1),filter .45s ease}
.work-card:hover img{transform:scale(1.035);filter:saturate(1) contrast(1.03)}
.work-card figcaption{position:absolute;right:0;bottom:0;left:0;padding:54px 24px 20px;background:linear-gradient(transparent,rgba(5,7,8,.9));color:#fff;font-size:13px;font-weight:700;letter-spacing:.08em}
.work-num{display:block;margin-bottom:5px;color:var(--gold);font-family:Georgia,serif;font-size:12px;letter-spacing:.16em}
.message{background:var(--ink);color:#fff}
.message-layout{display:grid;grid-template-columns:1fr auto .78fr;gap:52px;align-items:center}
.message-kicker{grid-column:1/-1;margin-bottom:-8px}
.message-body{padding-top:4px}
.message-body p{max-width:30em;margin:0 0 1.45em;color:#d4d1ca;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-size:17px;line-height:2.15}
.message-quote{color:#fff!important;font-size:21px!important;font-weight:600}
.message-title{display:flex;align-self:center;gap:22px;writing-mode:vertical-rl;text-orientation:upright}
.message-title h2{margin:0;font-size:46px;line-height:1.65;letter-spacing:.12em}
.message-title .message-en{align-self:flex-start;color:#8d8980;font-size:10px;letter-spacing:.28em;text-transform:uppercase}
.message-photo{position:relative;min-height:540px;margin:0;overflow:visible}
.message-photo img{width:100%;height:540px;object-fit:cover;object-position:68% center;filter:saturate(.78) contrast(1.04)}
.message-photo:after{content:"";position:absolute;right:-12px;bottom:-12px;width:88px;height:88px;border-right:3px solid var(--gold);border-bottom:3px solid var(--gold)}
.signature{display:flex;align-items:end;justify-content:flex-end;gap:14px;margin-top:38px!important;text-align:right}
.signature small{display:block;color:#8d8980;font-family:Arial,sans-serif;font-size:10px;letter-spacing:.12em;text-transform:uppercase}
.signature strong{display:block;color:#fff;font-size:20px;font-weight:500;letter-spacing:.08em}
.company{background:#fff}
.company-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}
.company h2{margin:0;font-size:46px}
.company-heading{position:relative}
.company-logo-accent{width:min(100%,280px);margin-bottom:38px;padding:22px 0;border-top:1px solid rgba(201,162,94,.55);border-bottom:1px solid rgba(17,19,18,.12)}
.company-logo-accent img{display:block;width:auto;max-width:100%;max-height:190px;height:auto;margin-inline:auto}
.company-table{margin:0;border-top:1px solid var(--ink)}
.company-row{display:grid;grid-template-columns:190px 1fr;padding:21px 0;border-bottom:1px solid var(--line)}
.company-row dt{font-weight:700}
.company-row dd{margin:0}
.dual-cta{display:grid;grid-template-columns:1fr 1fr;background:var(--ink);color:#fff}
.cta-panel{position:relative;min-height:390px;padding:72px clamp(32px,6vw,100px);overflow:hidden}
.cta-panel:first-child{background:linear-gradient(135deg,#171815,#24251f)}
.cta-panel:last-child{background:linear-gradient(135deg,#b68d4c,#d3b477);color:#111}
.cta-panel .ghost-word{position:absolute;right:-.04em;bottom:-.12em;font-family:Georgia,"Times New Roman",serif;font-size:clamp(76px,10vw,168px);font-style:italic;font-weight:700;line-height:.85;letter-spacing:-.07em;color:rgba(255,255,255,.065);pointer-events:none;user-select:none;white-space:nowrap;transform:skewX(-6deg)}
.cta-panel:last-child .ghost-word{color:rgba(0,0,0,.07)}
.cta-panel h2{position:relative;margin:0 0 20px;font-size:42px}
.cta-panel p{position:relative;max-width:440px}
.cta-panel>p:not(.eyebrow){max-width:none;white-space:nowrap;font-size:clamp(12px,1.05vw,16px)}
.cta-panel .btn{position:relative;margin-top:18px}
.cta-panel:last-child .btn{border-color:#111}
.site-footer{padding:34px 0;background:#080a09;color:#aaa69d;border-top:1px solid rgba(201,162,94,.28)}
.footer-inner{text-align:center;font-size:12px}
.footer-inner p{margin:0}
.footer-inner a{display:inline-block;margin-left:1.5em;color:#d5d1c8;transition:color .25s}
.footer-inner a:hover{color:var(--gold)}
.to-top{position:fixed;right:24px;bottom:24px;z-index:65;display:grid;width:54px;height:54px;place-items:center;border:1px solid rgba(201,162,94,.65);background:rgba(8,10,9,.9);color:#fff;font-size:10px;font-weight:700;letter-spacing:.12em;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .25s,transform .25s,visibility .25s;cursor:pointer}.to-top:before{content:"↑";position:absolute;top:5px;color:var(--gold);font-size:15px}.to-top span{padding-top:12px}.to-top.show{opacity:1;visibility:visible;transform:none}.to-top:hover{background:var(--gold);color:#111}.to-top:hover:before{color:#111}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .75s ease,transform .75s ease}
.reveal.on{opacity:1;transform:none}
@media(max-width:900px){.nav{display:none}
.menu-btn{display:block}
.nav.open{position:fixed;inset:0;display:flex;z-index:50;flex-direction:column;justify-content:center;background:#111;color:#fff;font-size:20px}
.menu-btn{position:relative;z-index:60}
.menu-btn.active span:first-child{transform:translateY(3.5px) rotate(45deg)}
.menu-btn.active span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.menu-close{position:absolute;top:22px;left:24px;display:inline-flex;align-items:center;gap:10px;border:0;border-bottom:1px solid rgba(201,162,94,.7);background:transparent;color:#fff;padding:10px 2px;font:inherit;font-size:13px;letter-spacing:.12em;cursor:pointer}
.hero{min-height:720px;background-position:78% 62%}
.hero:before{background:linear-gradient(180deg,rgba(5,7,8,.04) 0%,rgba(5,7,8,.22) 42%,rgba(5,7,8,.92) 100%),linear-gradient(90deg,rgba(5,7,8,.76),rgba(5,7,8,.18) 72%)}
.hero-content{width:min(680px,78%)}
.section-head,.company-layout{grid-template-columns:1fr}
.company-logo-accent{width:240px;margin-bottom:28px}
.works-head{align-items:start;flex-direction:column;gap:18px}
.works-title-break{display:block}
.works-head p{display:block;min-height:0;max-width:620px;font-size:16px}
.message-layout{grid-template-columns:1fr 1fr;gap:42px}
.message-kicker{grid-column:1/-1;margin-bottom:0}
.message-kicker{order:0}
.message-title{grid-column:1/-1;order:1;display:block;writing-mode:horizontal-tb}
.message-body,.message-photo{order:2}
.message-title h2{font-size:40px;letter-spacing:.04em}
.message-title .message-en{display:block;margin-bottom:8px}
.message-photo,.message-photo img{height:440px;min-height:440px}
.dual-cta{grid-template-columns:1fr}
.cta-panel>p:not(.eyebrow){white-space:normal;font-size:inherit;text-wrap:pretty;word-break:auto-phrase}
}

    @media(max-width:620px){.wrap{width:min(calc(100% - 36px),var(--max))}
.header-inner{height:76px}
.section[id]{scroll-margin-top:76px}
.header-logo-window{width:235px;padding-top:7px;padding-bottom:10px}
.brand-name{font-size:19px}
.brand-mark{width:34px;height:34px}
.brand-mark:before,.brand-mark:after{left:3px;width:28px;height:14px;border-width:6px}
.hero{min-height:760px;align-items:flex-end;padding-bottom:54px;background-image:var(--hero-mobile);background-position:center 38%;background-size:cover}
.hero:before{background:linear-gradient(180deg,rgba(5,7,8,.08) 0%,rgba(5,7,8,.18) 38%,rgba(5,7,8,.90) 66%,#050708 100%)}
.hero-content{width:100%;padding-top:300px}
.hero-kicker{font-size:13px}
.hero h1{font-size:39px;line-height:1.28}
.hero h1>span{white-space:normal}
.hero-title-break{display:block;white-space:nowrap}
.hero-lead{font-size:15px;line-height:1.9}
.hero-lead span{display:inline;white-space:normal}
.hero-actions{flex-direction:column}
.btn{width:100%}
.section{padding:72px 0}
.section-head{gap:20px;margin-bottom:36px}
.section-head h2,.works-head h2,.message-title h2,.company h2{font-size:33px}
.service-accordion{height:auto;display:block}
.service-panel{min-height:112px;transition:min-height .72s cubic-bezier(.16,1,.3,1)}
.service-panel.is-active{min-height:430px}
.service-panel+.service-panel{border-top:1px solid rgba(255,255,255,.22);border-left:0}
.service-trigger{padding:26px 22px}
.service-vertical-title{right:22px;bottom:auto;top:50%;font-size:19px;writing-mode:horizontal-tb;transform:translateY(-50%)}
.service-content{right:24px;bottom:28px;left:24px}
.service-title{font-size:30px}
.service-nationwide{align-items:flex-start;flex-direction:column;gap:8px;padding:24px 22px}
.service-nationwide strong span{display:block;margin:0 0 4px}
.works-grid{grid-template-columns:1fr;gap:14px}
.work-card{aspect-ratio:4/5}
.work-card:nth-child(2){transform:none}
.message-layout{grid-template-columns:1fr;gap:34px}
.message-kicker,.message-title{grid-column:auto}
.message-kicker{order:0}
.message-title{order:1}
.message-photo{order:2}
.message-body{order:3}
.message-photo,.message-photo img{height:360px;min-height:360px}
.message-quote{font-size:23px}
.company-layout{gap:32px}
.company-logo-accent{width:min(78vw,240px);margin-bottom:22px;padding:16px 0}
.company-row{grid-template-columns:1fr;gap:6px}
.cta-panel{min-height:340px;padding:55px 26px}
.cta-panel h2{font-size:34px}
.footer-inner a{margin-left:1em}
.to-top{right:14px;bottom:14px;width:50px;height:50px}
}

    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.reveal{opacity:1;transform:none;transition:none}
.header-logo-window img{opacity:1;transform:none;animation:none}
.header-logo-window:after{transform:none;animation:none}
.hero-line{width:570px;max-width:100%;transform:none;animation:none}
.hero,.hero:before,.hero-kicker,.hero h1 span,.hero-lead,.hero-actions{animation:none!important;opacity:1;transform:none;clip-path:none;filter:none}
.btn,.nav a:after,.service-panel,.service-panel:before,.service-vertical-title,.service-content{transition:none}
}

    @media(max-width:620px){@keyframes heroLineDraw{from{width:0}to{width:100%}}}
    @media(max-width:620px) and (prefers-reduced-motion:reduce){.hero-line{width:100%}}