/* ==========================================================
   SAMPLE CONSTRUCTION — "kiban" design system
   paper(concrete) × ink × signal-yellow / Mincho × Grotesk
   ========================================================== */
:root{
  --paper:#F2F0EB; --paper2:#E7E4DD; --white:#FFFFFF;
  --ink:#16181C; --ink2:#2B2E34; --steel:#6B7380; --mute:#8E95A0;
  --line:#D4D1C9; --line-d:rgba(242,240,235,.14);
  --accent:#E6A818; --dark:#1B1E23;
  --fs:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",serif;
  --fg:"Zen Kaku Gothic New","Hiragino Sans","Noto Sans JP",sans-serif;
  --fe:"Manrope","Helvetica Neue",Arial,sans-serif;
  --wrap:1280px; --gut:48px; --hh:80px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--fg);font-size:15px;line-height:2;letter-spacing:.04em;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.g12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:32px}
.spbr{display:none}
.en{font-family:var(--fe)}
.fs{font-family:var(--fs)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(28px);transition:opacity 1s var(--ease),transform 1s var(--ease);transition-delay:var(--d,0s)}
.rv.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ---------- labels / headings ---------- */
.lab{display:flex;align-items:center;gap:14px;font-family:var(--fe);font-size:12px;letter-spacing:.32em;font-weight:600;color:var(--steel);text-transform:uppercase}
.lab::before{content:"";width:34px;height:2px;background:var(--accent)}
.lab b{color:var(--ink);font-weight:800;letter-spacing:.1em}
.dark .lab{color:rgba(242,240,235,.6)}
.dark .lab b{color:var(--paper)}
h1,h2,h3{font-family:var(--fs);font-weight:600;line-height:1.35;letter-spacing:.06em}
.h2{font-size:clamp(30px,4vw,54px);margin-top:22px}
.h3{font-size:clamp(22px,2.4vw,32px)}
.lead{font-size:15.5px;line-height:2.1;color:var(--ink2)}
.dark .lead{color:rgba(242,240,235,.78)}
.arrow{display:inline-flex;align-items:center;gap:14px;font-family:var(--fe);font-size:12.5px;letter-spacing:.22em;font-weight:700;text-transform:uppercase}
.arrow::after{content:"";width:46px;height:1px;background:currentColor;transition:width .4s var(--ease)}
.arrow:hover::after{width:70px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:18px 38px;font-family:var(--fg);font-size:14px;letter-spacing:.14em;font-weight:700;border:1px solid var(--ink);background:var(--ink);color:var(--paper);transition:background .35s,color .35s,border-color .35s}
.btn:hover{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.btn.o{background:transparent;color:var(--ink)}
.btn.o:hover{background:var(--ink);color:var(--paper)}
.dark .btn.o{border-color:rgba(242,240,235,.85);color:var(--paper)}
.dark .btn.o:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.sec{padding:128px 0}
.dark{background:var(--dark);color:var(--paper)}
.ph{position:relative;overflow:hidden;background:var(--paper2)}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.ph:hover img{transform:scale(1.04)}

/* ---------- header ---------- */
.hd{position:fixed;inset:0 0 auto 0;height:var(--hh);z-index:50;display:flex;align-items:center;justify-content:space-between;padding:0 40px;color:var(--paper);transition:background .5s,color .5s,height .4s,box-shadow .5s}
.hd.solid,.hd.scrolled{background:rgba(242,240,235,.94);color:var(--ink);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.hd.scrolled{height:68px}
.logo{display:flex;align-items:center;gap:10px}
.logo .mk{width:30px;height:30px;flex:0 0 auto}
.logo .mk path{fill:currentColor}
.logo .nm{font-family:"Noto Sans JP",var(--fg);font-size:20px;font-weight:800;letter-spacing:.02em;line-height:1}
.logo .nm small{display:block;font-family:var(--fe);font-size:9px;letter-spacing:.34em;font-weight:700;opacity:.7;margin-top:5px}
.nav{display:flex;align-items:center;gap:34px}
.nav a{font-size:13px;letter-spacing:.1em;font-weight:500;position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:currentColor;transition:width .4s var(--ease)}
.nav a:hover::after{width:100%}
.hd .cta{margin-left:14px;padding:13px 24px;font-size:13px;letter-spacing:.14em;font-weight:700;border:1px solid currentColor;transition:background .35s,color .35s}
.hd .cta:hover{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.hd.solid .cta,.hd.scrolled .cta{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.hd.solid .cta:hover,.hd.scrolled .cta:hover{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.burger{display:none;width:44px;height:44px;background:none;border:0;cursor:pointer;position:relative;color:inherit}
.burger span{position:absolute;left:10px;width:24px;height:1.5px;background:currentColor;transition:transform .4s var(--ease),opacity .3s}
.burger span:nth-child(1){top:16px}.burger span:nth-child(2){top:22px}.burger span:nth-child(3){top:28px}
body.menu .burger span:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.menu .burger span:nth-child(2){opacity:0}
body.menu .burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mob{position:fixed;inset:0;z-index:45;background:var(--dark);color:var(--paper);padding:110px 32px 40px;display:flex;flex-direction:column;justify-content:space-between;transform:translateY(-100%);transition:transform .6s var(--ease);visibility:hidden}
body.menu .mob{transform:none;visibility:visible}
body.menu{overflow:hidden}
body.menu .hd{background:transparent;color:var(--paper);box-shadow:none;backdrop-filter:none}
body.menu .hd .cta{display:none}
.mob a.m{display:flex;align-items:baseline;gap:18px;font-family:var(--fs);font-size:28px;padding:14px 0;border-bottom:1px solid var(--line-d)}
.mob a.m small{font-family:var(--fe);font-size:11px;letter-spacing:.3em;color:var(--accent)}
.mob .mf{font-family:var(--fe);font-size:11px;letter-spacing:.3em;opacity:.6}

/* ---------- hero ---------- */
.hero{position:relative;height:100svh;min-height:640px;overflow:hidden;color:var(--paper);display:flex;align-items:flex-end}
.hero .bg{position:absolute;inset:0}
.hero .bg img{width:100%;height:100%;object-fit:cover;object-position:center 40%;animation:zoomout 14s var(--ease) both}
@keyframes zoomout{from{transform:scale(1.1)}to{transform:scale(1)}}
.hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,12,16,.78) 0%,rgba(10,12,16,.32) 45%,rgba(10,12,16,.18) 100%)}
.hero .in{position:relative;width:100%;padding:0 0 clamp(56px,9vh,110px)}
.hero .eb{display:flex;align-items:center;gap:16px;font-family:var(--fe);font-size:12px;letter-spacing:.34em;font-weight:700;opacity:0;animation:fadeup 1s var(--ease) .4s forwards}
.hero .eb::before{content:"";width:40px;height:2px;background:var(--accent)}
.hero .eb .sp{display:none}
.hero h1{font-size:clamp(38px,6.6vw,96px);font-weight:600;letter-spacing:.05em;line-height:1.28;margin-top:26px}
.hero h1 .l{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.hero h1 .l span{display:block;transform:translateY(110%);animation:lineup 1.3s var(--ease) forwards}
.hero h1 .l:nth-child(2) span{animation-delay:.18s}
@keyframes lineup{to{transform:none}}
@keyframes fadeup{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero .ld{margin-top:30px;max-width:560px;font-size:15px;line-height:2.1;color:rgba(242,240,235,.85);opacity:0;animation:fadeup 1.1s var(--ease) 1s forwards}
.hero .meta{position:absolute;right:var(--gut);top:calc(var(--hh) + 28px);text-align:right;font-size:12px;letter-spacing:.2em;line-height:2;opacity:0;animation:fadeup 1s var(--ease) 1.2s forwards}
.hero .meta .en{font-size:11px;letter-spacing:.3em;opacity:.7}
.hero .scr{position:absolute;right:calc(var(--gut) + 6px);bottom:clamp(56px,9vh,110px);display:flex;flex-direction:column;align-items:center;gap:12px;font-family:var(--fe);font-size:10px;letter-spacing:.4em;writing-mode:vertical-rl;opacity:0;animation:fadeup 1s var(--ease) 1.5s forwards}
.hero .scr i{width:1px;height:64px;background:rgba(242,240,235,.3);position:relative;overflow:hidden}
.hero .scr i::after{content:"";position:absolute;left:0;top:-100%;width:100%;height:100%;background:var(--accent);animation:drop 2.2s var(--ease) infinite}
@keyframes drop{to{top:100%}}
.ticker{position:relative;z-index:2;background:rgba(10,12,16,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border-top:1px solid rgba(242,240,235,.14)}
.ticker .wrap{display:flex;align-items:center;gap:24px;height:58px;font-size:13px;color:var(--paper)}
.ticker .tg{font-family:var(--fe);font-size:11px;letter-spacing:.32em;font-weight:800;color:var(--accent)}
.ticker .dt{font-family:var(--fe);font-size:12px;letter-spacing:.14em;opacity:.7}
.ticker a{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.ticker .ar{font-family:var(--fe);font-size:11px;letter-spacing:.3em;opacity:.7}

/* ---------- about ---------- */
.about .top{align-items:start}
.about .top .lab{grid-column:1/4}
.about .top .h2{grid-column:1/8;margin-top:26px}
.about .top .txt{grid-column:8/13;padding-top:8px}
.about .top .txt p+p{margin-top:22px}
.about .top .txt .arrow{margin-top:34px}
.about .pics{margin-top:96px;position:relative}
.about .pics .big{grid-column:4/13;aspect-ratio:16/10}
.about .pics .sml{grid-column:1/6;aspect-ratio:4/3;margin-top:-160px;z-index:2;box-shadow:0 0 0 14px var(--paper)}
.about .pics .cap{grid-column:7/13;margin-top:18px;font-size:12px;letter-spacing:.16em;color:var(--steel)}

/* ---------- business ---------- */
.biz .hdr{align-items:end;margin-bottom:72px}
.biz .hdr .l{grid-column:1/7}
.biz .hdr .r{grid-column:8/13;font-size:14.5px;color:rgba(242,240,235,.72);line-height:2.1}
.biz .row{border-top:1px solid var(--line-d);padding:64px 0;align-items:center}
.biz .row:last-child{border-bottom:1px solid var(--line-d)}
.biz .num{grid-column:1/3;font-family:var(--fe);font-size:clamp(56px,7vw,112px);font-weight:800;line-height:.9;color:transparent;-webkit-text-stroke:1px rgba(242,240,235,.45);letter-spacing:-.02em}
.biz .bd{grid-column:3/8}
.biz .bd .h3{font-size:clamp(26px,2.8vw,38px)}
.biz .bd .enl{font-family:var(--fe);font-size:11px;letter-spacing:.34em;color:var(--accent);font-weight:700;margin-top:8px}
.biz .bd p{margin-top:22px;font-size:14.5px;color:rgba(242,240,235,.78)}
.biz .bd ul{margin-top:18px;display:flex;flex-wrap:wrap;gap:4px 0;font-size:12.5px;letter-spacing:.1em;color:rgba(242,240,235,.9)}
.biz .bd ul li+li::before{content:"／";margin:0 8px;opacity:.4}
.biz .bd .arrow{margin-top:30px;color:var(--paper)}
.biz .ph{grid-column:8/13;aspect-ratio:4/3}
.biz .row:nth-child(even) .num{grid-column:1/3}
.biz .row:nth-child(even) .ph{grid-column:3/8;grid-row:1;aspect-ratio:16/11}
.biz .row:nth-child(even) .bd{grid-column:8/13}
.biz .row:nth-child(even) .num{grid-column:12/13;grid-row:1;align-self:start;text-align:right;position:relative;left:0}
.biz .row:nth-child(even){grid-template-columns:repeat(12,minmax(0,1fr))}

/* ---------- works (centered step carousel) ---------- */
.works .hdr{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:56px}
.track{overflow:hidden;padding:0 0 8px}
.rail{display:flex;gap:28px;align-items:flex-start;transition:transform .85s var(--ease);will-change:transform}
.wk{flex:0 0 auto;opacity:.4;transition:opacity .7s var(--ease)}
.wk.is{opacity:1}
.wk .ph{height:440px}
.wk:nth-child(7n+1){width:360px}.wk:nth-child(7n+2){width:560px}.wk:nth-child(7n+3){width:420px}.wk:nth-child(7n+4){width:620px}.wk:nth-child(7n+5){width:380px}.wk:nth-child(7n+6){width:520px}.wk:nth-child(7n+7){width:440px}
.wk:nth-child(7n+1),.wk:nth-child(7n+3),.wk:nth-child(7n+5),.wk:nth-child(7n+7){margin-top:48px}
.wk .cp{margin-top:16px}
.wk .mt{font-family:var(--fe);font-size:11px;letter-spacing:.24em;font-weight:700;color:var(--steel)}
.wk .mt b{color:var(--accent);margin-right:12px}
.wk .tt{font-family:var(--fs);font-size:18px;margin-top:6px;letter-spacing:.06em}
.ctl{display:flex;align-items:center;gap:32px;margin-top:28px}
.ctl .cnt{font-family:var(--fe);font-size:12px;letter-spacing:.24em;font-weight:700;color:var(--steel);white-space:nowrap}
.ctl .cnt b{font-size:22px;color:var(--ink);margin-right:8px;letter-spacing:0}
.prog{flex:1;height:1px;background:var(--line);position:relative}
.prog i{position:absolute;left:0;top:-1px;height:3px;width:14.3%;background:var(--ink);transition:width .6s var(--ease)}
.stage{position:relative}
.arr button{position:absolute;top:268px;transform:translateY(-50%);z-index:2;width:56px;height:56px;border:1px solid var(--ink);background:rgba(242,240,235,.92);color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s,color .3s}
.arr .prev{left:var(--gut)}
.arr .next{right:var(--gut)}
.arr button:hover{background:var(--ink);color:var(--paper)}
.arr svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.5}

/* ---------- history ---------- */
.hist{background:var(--paper2);overflow:hidden}
.hist .hdr{align-items:end}
.hist .hdr .l{grid-column:1/7}
.hist .hdr .q{grid-column:8/13;font-family:var(--fs);font-size:clamp(17px,1.5vw,20px);line-height:2;color:var(--ink2)}
.hist .pics{margin-top:72px;align-items:end}
.hist .pics .a{grid-column:1/5;aspect-ratio:3/4}
.hist .pics .b{grid-column:6/13;aspect-ratio:21/10;margin-bottom:64px}
.hist .pics .cap{grid-column:6/13;font-size:12px;letter-spacing:.16em;color:var(--steel);margin-top:-52px}
.tl{margin-top:88px;position:relative}
.tl .ln{position:absolute;left:0;right:0;top:92px;height:1px;background:var(--line)}
.tl .ln i{position:absolute;left:0;top:-1px;height:3px;width:0;background:var(--accent);transition:width 2.6s var(--ease)}
.tl.on .ln i{width:100%}
.tl .lst{display:flex;gap:0;overflow-x:auto;scrollbar-width:none;padding-bottom:12px}
.tl .lst::-webkit-scrollbar{display:none}
.tl .it{flex:0 0 240px;padding-right:28px;position:relative}
.tl .it .y{font-family:var(--fe);font-size:40px;font-weight:800;letter-spacing:-.02em;line-height:1;height:70px}
.tl .it .y small{display:block;font-size:10px;letter-spacing:.3em;color:var(--steel);margin-bottom:10px}
.tl .it::before{content:"";position:absolute;left:0;top:86px;width:13px;height:13px;background:var(--paper2);border:2px solid var(--ink);z-index:1}
.tl .it.k::before{background:var(--accent);border-color:var(--accent)}
.tl .it p{margin-top:52px;font-size:13.5px;line-height:1.9}
.tl .it p b{display:block;font-family:var(--fs);font-size:16px;margin-bottom:4px;font-weight:600}

/* ---------- message ---------- */
.msg{background:var(--paper2);overflow:hidden}
.msg .g12{align-items:center}
.msg .bd{grid-column:1/7}
.msg .bd .h2{font-size:clamp(28px,3.2vw,46px)}
.msg .bd p{margin-top:26px;font-size:14.5px;color:var(--ink2)}
.msg .bd p+p{margin-top:16px}
.msg .sig{margin-top:34px;font-family:var(--fs);font-size:22px;letter-spacing:.14em}
.msg .sig small{display:block;font-family:var(--fg);font-size:11px;letter-spacing:.24em;color:var(--steel);margin-bottom:6px}
.msg .ph{grid-column:8/13;aspect-ratio:4/5;margin-right:calc(-1 * max(var(--gut),(100vw - var(--wrap))/2 + var(--gut)))}
.msg .ph img{object-position:center top}

/* ---------- safety ---------- */
.safe{background:var(--white)}
.safe .g12{align-items:center}
.safe .ph{grid-column:1/8;aspect-ratio:5/4;margin-left:calc(-1 * max(var(--gut),(100vw - var(--wrap))/2 + var(--gut)))}
.safe .bd{grid-column:9/13}
.safe .bd .h2{font-size:clamp(28px,3vw,42px)}
.safe .bd p{margin-top:26px;font-size:14.5px;color:var(--ink2)}
.safe .pts{margin-top:40px}
.safe .pts li{display:grid;grid-template-columns:48px 1fr;gap:12px;padding:20px 0;border-top:1px solid var(--line)}
.safe .pts li:last-child{border-bottom:1px solid var(--line)}
.safe .pts .n{font-family:var(--fe);font-size:12px;letter-spacing:.2em;font-weight:800;color:var(--accent);padding-top:6px}
.safe .pts b{font-family:var(--fs);font-size:17px;font-weight:600;display:block}
.safe .pts span{font-size:13px;color:var(--steel);line-height:1.9;display:block;margin-top:4px}

/* ---------- recruit band ---------- */
.rec{position:relative;min-height:84vh;display:flex;align-items:flex-end;color:var(--paper);overflow:hidden}
.rec .bg{position:absolute;inset:0}
.rec .bg img{width:100%;height:100%;object-fit:cover;object-position:center 55%}
.rec .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to right,rgba(10,12,16,.9) 0%,rgba(10,12,16,.62) 55%,rgba(10,12,16,.5) 100%),linear-gradient(to top,rgba(10,12,16,.55),rgba(10,12,16,0) 60%)}
.mq{position:absolute;top:0;left:0;right:0;z-index:2;overflow:hidden;border-bottom:1px solid rgba(242,240,235,.18);padding:16px 0}
.mq .in{display:flex;width:max-content;animation:mq 42s linear infinite}
.mq span{font-family:var(--fe);font-size:12px;letter-spacing:.42em;font-weight:700;white-space:nowrap;padding-right:64px;opacity:.85}
.mq span em{font-style:normal;color:var(--accent)}
@keyframes mq{to{transform:translateX(-50%)}}
.rec .in{position:relative;z-index:2;width:100%;padding:160px 0 96px}
.rec .h2{font-size:clamp(32px,4.4vw,62px)}
.rec .ld{max-width:520px;margin-top:28px;font-size:14.5px;color:rgba(242,240,235,.82)}
.rec .btn{margin-top:40px}
.rec .jobs{position:absolute;right:var(--gut);bottom:96px;font-size:12.5px;letter-spacing:.14em;line-height:2.2;text-align:right;z-index:2}
.rec .jobs .lab{justify-content:flex-end;margin-bottom:8px}
.rec .jobs .lab::before{order:2}

/* ---------- news ---------- */
.news .g12{align-items:start}
.news .l{grid-column:1/4}
.news .lst{grid-column:4/13}
.news .lst a{display:grid;grid-template-columns:120px 110px 1fr auto;gap:20px;align-items:center;padding:26px 0;border-top:1px solid var(--line);transition:padding-left .4s var(--ease)}
.news .lst a:last-child{border-bottom:1px solid var(--line)}
.news .lst a:hover{padding-left:12px}
.news .dt{font-family:var(--fe);font-size:13px;letter-spacing:.12em;font-weight:600;color:var(--steel)}
.news .ct{font-size:11.5px;letter-spacing:.2em;display:flex;align-items:center;gap:8px}
.news .ct::before{content:"";width:6px;height:6px;background:var(--accent)}
.news .tt{font-size:15px}
.news .ar{font-family:var(--fe);font-size:11px;letter-spacing:.3em;font-weight:800;color:var(--ink);display:inline-flex;align-items:center;gap:10px;white-space:nowrap}
.news .ar svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .35s var(--ease)}
.news .lst a:hover .ar{color:var(--accent)}
.news .lst a:hover .ar svg{transform:translateX(6px)}

/* ---------- company ---------- */
.co{background:var(--white)}
.co .g12{align-items:start;margin-top:64px}
.co dl{grid-column:1/8}
.co dl div{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:20px 0;border-top:1px solid var(--line)}
.co dl div:last-child{border-bottom:1px solid var(--line)}
.co dt{font-size:12.5px;letter-spacing:.2em;color:var(--steel);padding-top:3px}
.co dd{font-size:14.5px;line-height:1.95}
.co .acc{grid-column:9/13}
.co .map{aspect-ratio:1/1;background:var(--paper2);position:relative;overflow:hidden}
.co .map iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:grayscale(1) contrast(.92) brightness(1.02)}
.co .map span{position:absolute;left:0;bottom:0;padding:6px 12px;background:rgba(242,240,235,.9);font-family:var(--fe);font-size:10px;letter-spacing:.2em;color:var(--steel);pointer-events:none}
.co .acc .lab{margin-top:28px}
.co .acc p{font-size:13.5px;margin-top:14px;line-height:1.95;color:var(--ink2)}

/* ---------- CTA (6 parts) ---------- */
.cta{position:relative;overflow:hidden;text-align:center;padding:150px 0}
.cta .bg{position:absolute;inset:0;opacity:.28}
.cta .bg img{width:100%;height:100%;object-fit:cover}
.cta .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(27,30,35,.2),rgba(27,30,35,.85))}
.cta .in{position:relative}
.cta .eb{display:flex;flex-direction:column;align-items:center;gap:12px}
.cta .eb .e{font-family:var(--fe);font-size:13px;letter-spacing:.42em;font-weight:800;color:var(--accent)}
.cta .eb i{width:56px;height:2px;background:var(--accent)}
.cta .eb .j{font-size:11px;letter-spacing:.32em;color:rgba(242,240,235,.7)}
.cta .q{margin-top:34px;font-family:var(--fs);font-size:14px;letter-spacing:.18em;color:rgba(242,240,235,.6)}
.cta .hl .s{display:block;font-family:var(--fs);font-size:clamp(18px,2vw,24px);letter-spacing:.16em;color:rgba(242,240,235,.78);margin-top:30px}
.cta .hl .m{display:block;font-family:var(--fs);font-size:clamp(32px,4.6vw,60px);font-weight:600;letter-spacing:.08em;line-height:1.3;margin-top:10px}
.cta .ld{max-width:620px;margin:30px auto 0;font-size:13.5px;line-height:2.1;color:rgba(242,240,235,.66)}
.cta .bt{display:flex;justify-content:center;gap:18px;margin-top:46px;flex-wrap:wrap}
.cta .tel{display:inline-flex;align-items:center;gap:18px;padding:20px 36px;background:var(--paper);color:var(--ink);transition:background .35s}
.cta .tel:hover{background:var(--accent)}
.cta .tel .k{font-family:var(--fe);font-size:11px;letter-spacing:.3em;font-weight:800}
.cta .tel .n{font-family:var(--fe);font-size:26px;font-weight:800;letter-spacing:.04em;line-height:1}
.cta .hr{margin-top:34px;font-family:var(--fe);font-size:11px;letter-spacing:.3em;color:rgba(242,240,235,.5)}
.cta .sub{margin-top:26px;font-size:12.5px;letter-spacing:.1em;color:rgba(242,240,235,.6)}
.cta .sub a{border-bottom:1px solid rgba(242,240,235,.4);padding-bottom:2px}

/* ---------- footer ---------- */
.ft{background:var(--dark);color:var(--paper);position:relative;overflow:hidden;border-top:1px solid var(--line-d)}
.ft .big{position:absolute;left:50%;bottom:-6%;transform:translateX(-50%);font-family:var(--fe);font-weight:800;font-size:clamp(120px,22vw,340px);line-height:1;letter-spacing:-.03em;color:transparent;-webkit-text-stroke:1px rgba(242,240,235,.1);pointer-events:none;white-space:nowrap}
.ft .g12{position:relative;padding:88px var(--gut) 64px}
.ft .c1{grid-column:1/5}
.ft .c1 p{margin-top:22px;font-size:13px;line-height:2;color:rgba(242,240,235,.7)}
.ft .c2{grid-column:7/10}.ft .c3{grid-column:10/13}
.ft h4{font-family:var(--fe);font-size:11px;letter-spacing:.34em;font-weight:800;color:var(--accent);margin-bottom:18px}
.ft li{font-size:13.5px;letter-spacing:.08em;line-height:2.4}
.ft li a:hover{color:var(--accent)}
.ft .bt{position:relative;border-top:1px solid var(--line-d);padding:22px 0;display:flex;justify-content:space-between;gap:16px;font-family:var(--fe);font-size:11px;letter-spacing:.2em;color:rgba(242,240,235,.55)}
.maker{background:var(--paper);border-top:1px solid var(--line);padding:16px var(--gut);text-align:center;font-size:12px;letter-spacing:.08em;color:var(--steel)}
.maker a{color:var(--ink);font-weight:700;border-bottom:1px solid var(--ink);margin-left:10px}

/* ---------- sub pages ---------- */
.pg-hero{padding:calc(var(--hh) + 96px) 0 88px;background:var(--paper2)}
.pg-hero h1{font-size:clamp(40px,5.6vw,80px);margin-top:22px}
.pg-hero .ld{margin-top:26px;max-width:620px}
.pg-hero.img{position:relative;color:var(--paper);background:var(--dark);padding:calc(var(--hh) + 150px) 0 110px;overflow:hidden}
.pg-hero.img .bg{position:absolute;inset:0}
.pg-hero.img .bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%;animation:zoomout 12s var(--ease) both}
.pg-hero.img .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,12,16,.8),rgba(10,12,16,.3))}
.pg-hero.img .wrap{position:relative}
.pg-hero.img .ld{color:rgba(242,240,235,.85)}
.crumb{font-family:var(--fe);font-size:11px;letter-spacing:.26em;color:var(--steel);margin-bottom:34px}
.crumb a:hover{color:var(--ink)}
.pg-hero.img .crumb{color:rgba(242,240,235,.6)}
/* works grid */
.flt{display:flex;gap:34px;margin:0 0 56px;flex-wrap:wrap}
.flt button{background:none;border:0;cursor:pointer;font-family:var(--fg);font-size:13.5px;letter-spacing:.16em;padding:8px 0;color:var(--steel);position:relative}
.flt button::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--accent);transition:width .4s var(--ease)}
.flt button.is{color:var(--ink)}
.flt button.is::after{width:100%}
.flt button small{font-family:var(--fe);font-size:10px;margin-left:8px;letter-spacing:.1em}
.wg{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:64px 32px}
.wg .wi{transition:opacity .5s,transform .5s}
.wg .wi.hide{display:none}
.wg .wi:nth-child(6n+1){grid-column:1/8}.wg .wi:nth-child(6n+1) .ph{aspect-ratio:16/10}
.wg .wi:nth-child(6n+2){grid-column:8/13;margin-top:120px}.wg .wi:nth-child(6n+2) .ph{aspect-ratio:3/4}
.wg .wi:nth-child(6n+3){grid-column:1/6;margin-top:-40px}.wg .wi:nth-child(6n+3) .ph{aspect-ratio:4/3}
.wg .wi:nth-child(6n+4){grid-column:7/13}.wg .wi:nth-child(6n+4) .ph{aspect-ratio:16/10}
.wg .wi:nth-child(6n+5){grid-column:2/7;margin-top:60px}.wg .wi:nth-child(6n+5) .ph{aspect-ratio:1/1}
.wg .wi:nth-child(6n+6){grid-column:8/13;margin-top:-80px}.wg .wi:nth-child(6n+6) .ph{aspect-ratio:3/4}
.wg .cp{margin-top:18px;display:grid;grid-template-columns:1fr;gap:4px;align-items:start}
.wg .mt{font-family:var(--fe);font-size:11px;letter-spacing:.24em;font-weight:700;color:var(--steel)}
.wg .mt b{color:var(--accent);margin-right:12px}
.wg .tt{font-family:var(--fs);font-size:20px;margin-top:6px;letter-spacing:.06em}
.wg .lc{font-size:12px;letter-spacing:.14em;color:var(--steel);padding-top:2px}
.wg .ds{font-size:13.5px;color:var(--ink2);line-height:1.9;margin-top:8px}
/* recruit page */
.rmsg .g12{align-items:start}
.rmsg .h2{grid-column:1/7;font-size:clamp(28px,3.4vw,46px)}
.rmsg .txt{grid-column:8/13;padding-top:12px}
.rmsg .txt p+p{margin-top:22px}
.rfact{background:var(--white)}
.rfact .lst{margin-top:56px;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:0 32px}
.rfact .f{padding:34px 0;border-top:1px solid var(--line)}
.rfact .f:nth-child(1){grid-column:1/6}.rfact .f:nth-child(2){grid-column:7/13}
.rfact .f:nth-child(3){grid-column:1/5}.rfact .f:nth-child(4){grid-column:5/9}.rfact .f:nth-child(5){grid-column:9/13}
.rfact .f .k{font-size:12.5px;letter-spacing:.2em;color:var(--steel)}
.rfact .f .v{font-family:var(--fe);font-weight:800;font-size:clamp(44px,5vw,72px);line-height:1;margin-top:10px;letter-spacing:-.02em}
.rfact .f:nth-child(2) .v{font-size:clamp(56px,7vw,110px)}
.rfact .f .v small{font-family:var(--fg);font-size:16px;font-weight:700;letter-spacing:.1em;margin-left:6px}
.rfact .f .v.j{font-family:var(--fs);font-size:clamp(28px,3vw,40px);font-weight:600;letter-spacing:.06em}
.rfact .f .s{font-size:13px;color:var(--steel);margin-top:12px;line-height:1.9}
.rfact .nt{margin-top:28px;font-size:11.5px;color:var(--mute);letter-spacing:.1em}
.jobs .job{border-top:1px solid var(--line-d);padding:64px 0;align-items:start}
.jobs .job:last-child{border-bottom:1px solid var(--line-d)}
.jobs .job .n{grid-column:1/2;font-family:var(--fe);font-size:12px;letter-spacing:.3em;font-weight:800;color:var(--accent);padding-top:12px}
.jobs .job .h3{grid-column:2/6}
.jobs .job .h3 small{display:block;font-family:var(--fe);font-size:11px;letter-spacing:.3em;color:rgba(242,240,235,.55);margin-top:8px;font-weight:600}
.jobs .job dl{grid-column:7/13}
.jobs .job dl div{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:14px 0;border-top:1px solid var(--line-d);font-size:13.5px}
.jobs .job dl div:first-child{border-top:0;padding-top:0}
.jobs .job dt{font-size:11.5px;letter-spacing:.2em;color:rgba(242,240,235,.6);padding-top:3px}
.jobs .job dd{color:rgba(242,240,235,.88);line-height:1.95}
.day{background:var(--paper2)}
.day .g12{align-items:start;margin-top:64px}
.day .ph{grid-column:1/6;aspect-ratio:3/4;position:sticky;top:120px}
.day ol{grid-column:7/13}
.day ol li{display:grid;grid-template-columns:90px 1fr;gap:24px;padding:24px 0;border-top:1px solid var(--line);position:relative}
.day ol li:last-child{border-bottom:1px solid var(--line)}
.day ol .t{font-family:var(--fe);font-size:20px;font-weight:800;letter-spacing:.02em;padding-top:2px}
.day ol b{font-family:var(--fs);font-size:17px;font-weight:600;display:block}
.day ol span{display:block;font-size:13.5px;color:var(--ink2);margin-top:4px;line-height:1.9}

/* ---------- news article ---------- */
.art{padding-top:calc(var(--hh) + 72px)}
.art-head{max-width:880px}
.art-meta{display:flex;align-items:center;gap:18px;margin-top:22px}
.art-meta .dt{font-family:var(--fe);font-size:14px;letter-spacing:.14em;font-weight:700;color:var(--steel)}
.art-meta .ct{font-size:11.5px;letter-spacing:.2em;display:flex;align-items:center;gap:8px}
.art-meta .ct::before{content:"";width:6px;height:6px;background:var(--accent)}
.art h1{font-size:clamp(28px,3.6vw,46px);margin-top:14px;line-height:1.4}
.art-head .lead{margin-top:26px;color:var(--ink2)}
.art-fig{max-width:1100px;margin:56px auto 0;padding:0 var(--gut)}
.art-fig img{width:100%;aspect-ratio:16/9;object-fit:cover}
.art-fig figcaption{font-size:12px;letter-spacing:.12em;color:var(--steel);margin-top:12px}
.art-body{max-width:760px;padding-top:40px;padding-bottom:120px}
.art-body h2{font-size:clamp(20px,2vw,24px);margin-top:48px;padding-left:18px;border-left:3px solid var(--accent);line-height:1.5}
.art-body p{margin-top:18px;font-size:15px;line-height:2.1;color:var(--ink2)}
.art-spec{margin-top:20px}
.art-spec div{display:grid;grid-template-columns:140px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line);font-size:14px}
.art-spec div:last-child{border-bottom:1px solid var(--line)}
.art-spec dt{font-size:12px;letter-spacing:.2em;color:var(--steel);padding-top:3px}
.art-sign{text-align:right;font-family:var(--fs);font-size:14px;letter-spacing:.14em;color:var(--steel)}
.art-nav{margin-top:64px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:24px}
.art-nav a{display:block;padding:22px 0;font-size:14px;line-height:1.8}
.art-nav a .en{display:block;font-family:var(--fe);font-size:10px;letter-spacing:.3em;font-weight:800;color:var(--accent);margin-bottom:6px}
.art-nav a.all{text-align:right;white-space:nowrap}
.art-nav a:hover{color:var(--steel)}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  :root{--gut:32px}
  .nav{gap:22px}
  .about .top .h2{grid-column:1/13}.about .top .txt{grid-column:1/13;margin-top:20px}
  .biz .bd{grid-column:3/13;margin-bottom:28px}.biz .ph{grid-column:3/13}
  .biz .row:nth-child(even) .ph{grid-column:1/11;grid-row:auto}.biz .row:nth-child(even) .bd{grid-column:1/11;grid-row:auto}.biz .row:nth-child(even) .num{grid-column:11/13;grid-row:1}
  .safe .ph{grid-column:1/13;margin-left:0;aspect-ratio:16/10}.safe .bd{grid-column:1/13;margin-top:40px}
  .msg .bd{grid-column:1/13}.msg .ph{grid-column:1/13;margin-right:0;aspect-ratio:16/10;margin-top:40px}
  .co dl{grid-column:1/13}.co .acc{grid-column:1/13;margin-top:48px}
  .news .l{grid-column:1/13;margin-bottom:24px}.news .lst{grid-column:1/13}
  .rmsg .h2,.rmsg .txt{grid-column:1/13}
  .jobs .job .h3{grid-column:2/13}.jobs .job dl{grid-column:2/13;margin-top:28px}
  .day .ph{grid-column:1/13;position:static;aspect-ratio:16/10}.day ol{grid-column:1/13;margin-top:40px}
}
@media (max-width:760px){
  :root{--gut:20px;--hh:64px}
  body{font-size:14px;line-height:1.95}
  .spbr{display:inline}
  .sec{padding:40px 0}
  .g12{column-gap:16px}
  .hd{padding:0 16px 0 20px}
  .nav,.hd .cta{display:none}
  .burger{display:block}
  .logo .nm{font-size:17px}
  .logo .mk{width:26px;height:26px}
  .h2{font-size:clamp(26px,7.4vw,34px);letter-spacing:.04em;margin-top:16px}
  .lead{font-size:14px}
  .btn{padding:16px 28px;font-size:13px}
  /* hero */
  .hero{min-height:560px}
  .hero .bg img{object-position:62% center}
  .hero h1{font-size:clamp(34px,10.2vw,44px);letter-spacing:.03em;margin-top:18px}
  .hero .ld{font-size:13.5px;margin-top:20px}
  .hero .meta{display:none}
  .hero .eb{font-size:10px;letter-spacing:.3em}
  .hero .eb::before{width:24px}
  .hero .eb .pc{display:none}.hero .eb .sp{display:inline}
  .hero .scr{display:none}
  .hero .in{padding-bottom:36px}
  .ticker .wrap{height:auto;padding:12px var(--gut);gap:12px;font-size:12px;flex-wrap:wrap}
  .ticker a{flex:1 1 100%;white-space:normal}
  .ticker .ar{display:none}
  /* about */
  .about .top .lab{grid-column:1/13}
  .about .pics{margin-top:40px}
  .about .pics .big{grid-column:3/13}
  .about .pics .sml{grid-column:1/8;margin-top:-56px;box-shadow:0 0 0 8px var(--paper)}
  .about .pics .cap{grid-column:1/13;margin-top:14px;font-size:11px;letter-spacing:.08em}
  /* biz */
  .biz .hdr{margin-bottom:28px}
  .biz .hdr .l,.biz .hdr .r{grid-column:1/13}
  .biz .hdr .r{margin-top:16px}
  .biz .row{padding:32px 0}
  .biz .num,.biz .row:nth-child(even) .num{grid-column:1/13;grid-row:auto;text-align:left;font-size:48px;margin-bottom:8px}
  .biz .bd,.biz .row:nth-child(even) .bd{grid-column:1/13;margin-bottom:20px}
  .biz .ph,.biz .row:nth-child(even) .ph{grid-column:1/13;grid-row:3;aspect-ratio:16/10}
  .biz .bd,.biz .row:nth-child(even) .bd{grid-row:2}
  .biz .num,.biz .row:nth-child(even) .num{grid-row:1}
  .biz .bd .h3{font-size:24px}
  .biz .bd p{margin-top:14px;font-size:13.5px}
  /* works */
  .works .hdr{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:24px}
  .rail{gap:14px}
  .wk .ph{height:300px}
  .wk:nth-child(n){width:80vw;margin-top:0}
  .wk .tt{font-size:16px}
  .ctl{gap:16px;margin-top:18px}
  .ctl .cnt b{font-size:18px}
  .arr button{width:44px;height:44px;top:150px}
  .arr .prev{left:10px}
  .arr .next{right:10px}
  /* history */
  .hist .hdr .l,.hist .hdr .q{grid-column:1/13}
  .hist .hdr .q{margin-top:18px;font-size:15px}
  .hist .pics{margin-top:32px}
  .hist .pics .a{grid-column:1/6}
  .hist .pics .b{grid-column:6/13;margin-bottom:0;aspect-ratio:4/5}
  .hist .pics .cap{grid-column:1/13;margin-top:12px}
  .tl{margin:40px calc(-1 * var(--gut)) 0}
  .tl .ln{left:var(--gut)}
  .tl .lst{padding:0 var(--gut) 12px}
  .tl .it{flex:0 0 200px}
  .tl .it .y{font-size:32px}
  /* message */
  .msg .ph{aspect-ratio:4/3;margin-top:24px}
  .msg .bd .h2{font-size:clamp(24px,6.6vw,30px)}
  .msg .sig{font-size:19px;margin-top:22px}
  /* safety */
  .safe .ph{aspect-ratio:4/3}
  .safe .bd{margin-top:28px}
  .safe .bd .h2{font-size:clamp(24px,6.6vw,30px)}
  .safe .pts{margin-top:24px}
  /* recruit */
  .rec{min-height:0}
  .rec .in{padding:110px 0 64px}
  .rec .h2{font-size:clamp(28px,8vw,36px)}
  .rec .jobs{position:static;text-align:left;margin-top:36px}
  .rec .jobs .lab{justify-content:flex-start}
  .rec .jobs .lab::before{order:0}
  .mq span{font-size:10px}
  /* news */
  .news .lst a{grid-template-columns:1fr;gap:4px;padding:18px 0}
  .news .ar{margin-top:6px;font-size:10px}
  .news .ct{font-size:11px}
  /* company */
  .co .g12{margin-top:28px}
  .co dl div{grid-template-columns:1fr;gap:2px;padding:14px 0}
  .co .acc{margin-top:32px}
  /* cta */
  .cta{padding:64px 0}
  .cta .hl .s{margin-top:22px;font-size:16px}
  .cta .hl .m{font-size:clamp(24px,7vw,32px)}
  .cta .bt{flex-direction:column;align-items:stretch;gap:12px}
  .cta .tel{flex-direction:column;gap:6px;padding:18px}
  .cta .tel .n{font-size:24px}
  .cta .hr{font-size:10px;line-height:2}
  .cta .hr .hbr{display:none}
  .cta .hr span{display:block}
  /* footer */
  .ft .g12{padding:48px var(--gut) 32px;row-gap:28px}
  .ft .c1,.ft .c2,.ft .c3{grid-column:1/13}
  .ft .bt{flex-direction:column;gap:6px;text-align:center}
  .maker{font-size:11px;padding:14px 20px;line-height:1.9}
  .maker a{display:inline-block;margin-left:0}
  /* news article */
  .art{padding-top:calc(var(--hh) + 36px)}
  .art h1{font-size:25px;letter-spacing:.02em}
  .art-fig{margin-top:28px}
  .art-body{padding-top:16px;padding-bottom:56px}
  .art-body h2{margin-top:32px}
  .art-spec div{grid-template-columns:1fr;gap:2px}
  .art-nav{grid-template-columns:1fr;gap:0;margin-top:40px}
  .art-nav a.all{text-align:left;border-top:1px solid var(--line)}
  /* sub pages */
  .pg-hero{padding:calc(var(--hh) + 48px) 0 44px}
  .pg-hero h1{font-size:clamp(30px,8.8vw,40px)}
  .pg-hero.img{padding:calc(var(--hh) + 80px) 0 56px}
  .crumb{margin-bottom:20px;font-size:10px}
  .flt{gap:18px;margin-bottom:28px}
  .wg{gap:36px 16px}
  .wg .wi:nth-child(n){grid-column:1/13;margin-top:0}
  .wg .wi:nth-child(n) .ph{aspect-ratio:4/3}
  .wg .tt{font-size:18px}
  .rfact .lst{margin-top:24px;gap:0}
  .rfact .f:nth-child(n){grid-column:1/13;padding:22px 0}
  .rfact .f:nth-child(2) .v{font-size:clamp(56px,16vw,72px)}
  .jobs .job{padding:32px 0}
  .jobs .job .n{grid-column:1/13;padding-top:0}
  .jobs .job .h3{grid-column:1/13;font-size:22px}
  .jobs .job dl{grid-column:1/13;margin-top:20px}
  .jobs .job dl div{grid-template-columns:1fr;gap:0}
  .day .g12{margin-top:28px}
  .day ol{margin-top:24px}
  .day ol li{grid-template-columns:64px 1fr;gap:14px;padding:16px 0}
  .day ol .t{font-size:16px}
}
/* ---------- mobile insurance ---------- */
@media (max-width:600px){
  img,video{max-width:100%;height:auto}
  .g12,.wg{grid-template-columns:repeat(12,minmax(0,1fr))}
  p,li,dd,dt,h1,h2,h3{overflow-wrap:anywhere}
  table{width:100%;table-layout:fixed}
}