/* 下水管理興業 リニューアル共通CSS（2026-11） */

:root{
  --ink:#071A2B;
  --ink-2:#0D2A42;
  --text:#1B2B38;
  --mute:#5D6F7E;
  --line:#E3E8ED;
  --bg:#FFFFFF;
  --bg-2:#F4F7F9;
  --blue:#0090D8;
  --blue-l:#4FC3F7;
  --jp:"Zen Kaku Gothic New",sans-serif;
  --en:"Outfit",sans-serif;
  --w:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--jp);color:var(--text);background:var(--bg);line-height:1.9;-webkit-font-smoothing:antialiased;font-feature-settings:"palt";letter-spacing:.03em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 40px}
.en{font-family:var(--en)}

/* ===== header ===== */
.hd{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:84px;max-width:none;padding:0 40px}
.hd.solid{background:rgba(7,26,43,.94);backdrop-filter:blur(10px)}
.hd .logo img{height:34px;width:auto}
.gnav{display:flex;align-items:center;gap:34px}
.gnav a{color:#fff;font-size:14px;font-weight:500;letter-spacing:.08em;position:relative;opacity:.92}
.gnav a:not(.btn-tel)::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:#fff;transform:scaleX(0);transform-origin:left;transition:transform .3s}
.gnav a:not(.btn-tel):hover::after{transform:scaleX(1)}
.btn-tel{display:flex;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.5);padding:10px 20px;border-radius:2px;opacity:1!important}
.btn-tel b{font-family:var(--en);font-size:18px;font-weight:600;letter-spacing:.04em}
.btn-tel small{font-size:11px;opacity:.75}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;position:relative;cursor:pointer}
.menu-btn i{position:absolute;left:10px;right:10px;height:2px;background:#fff;transition:.3s}
.menu-btn i:nth-child(1){top:16px}.menu-btn i:nth-child(2){top:26px}

/* ===== hero ===== */
.hero{position:relative;height:100svh;min-height:640px;color:#fff;overflow:hidden;background:var(--ink)}
.hero .bg{position:absolute;inset:0;background:url(/img/top/hero_fuji.jpg) 60% 40%/cover no-repeat;transform:scale(1.06);animation:zoom 14s ease-out forwards}
@keyframes zoom{to{transform:scale(1)}}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(7,26,43,.88) 0%,rgba(7,26,43,.6) 38%,rgba(7,26,43,0) 62%),linear-gradient(0deg,rgba(7,26,43,.85) 0%,rgba(7,26,43,0) 45%),linear-gradient(180deg,rgba(7,26,43,.6),rgba(7,26,43,0) 160px)}
.hero .wrap{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:flex-end;max-width:none;padding:0 7vw 120px}
.eyebrow{font-family:var(--en);font-size:13px;letter-spacing:.32em;font-weight:600;color:var(--blue-l);display:flex;align-items:center;gap:14px}
.eyebrow::before{content:"";width:40px;height:1px;background:currentColor}
.hero h1{margin-top:28px;font-size:clamp(40px,4.4vw,68px);font-weight:900;line-height:1.28;letter-spacing:.06em}
.hero p.lead{margin-top:28px;max-width:34em;font-size:16px;line-height:2.1;color:rgba(255,255,255,.82)}
.hero .cta{margin-top:44px;display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:18px;padding:18px 34px;font-size:15px;font-weight:700;letter-spacing:.1em;border-radius:2px;transition:.3s}
.btn .arr{display:inline-block;width:22px;height:1px;background:currentColor;position:relative;transition:width .3s}
.btn .arr::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}
.btn:hover .arr{width:34px}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:#0079b8}
.btn-line{border:1px solid rgba(255,255,255,.6);color:#fff}
.btn-line:hover{background:#fff;color:var(--ink)}
.scroll{position:absolute;z-index:2;left:7vw;bottom:36px;font-family:var(--en);font-size:11px;letter-spacing:.3em;color:rgba(255,255,255,.6);display:flex;align-items:center;gap:14px}
.scroll::after{content:"";width:60px;height:1px;background:rgba(255,255,255,.4);animation:line 2s infinite}
@keyframes line{0%{transform:scaleX(0);transform-origin:left}50%{transform:scaleX(1);transform-origin:left}51%{transform-origin:right}100%{transform:scaleX(0);transform-origin:right}}

/* ===== numbers ===== */
.nums{background:var(--ink);color:#fff;border-top:1px solid rgba(255,255,255,.08)}
.nums ul{display:grid;grid-template-columns:repeat(4,1fr)}
.nums li{padding:44px 20px;text-align:center;border-left:1px solid rgba(255,255,255,.1)}
.nums li:first-child{border-left:0}
.nums b{display:block;font-family:var(--en);font-size:52px;font-weight:300;line-height:1;letter-spacing:0}
.nums b small{font-size:16px;font-family:var(--jp);font-weight:500;margin-left:4px}
.nums span{display:block;margin-top:12px;font-size:13px;color:rgba(255,255,255,.65);letter-spacing:.12em}

/* ===== section common ===== */
.sec{padding:140px 0}
.sec-gray{background:var(--bg-2)}
.sec-dark{background:var(--ink);color:#fff}
.sh{margin-bottom:64px}
.sh .en{display:block;font-size:13px;letter-spacing:.32em;color:var(--blue);font-weight:600}
.sh h2{margin-top:14px;font-size:clamp(28px,3.2vw,42px);font-weight:900;line-height:1.45;letter-spacing:.06em;color:var(--ink)}
.sec-dark .sh h2{color:#fff}
.sec-dark .sh .en{color:var(--blue-l)}
.sh-row{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}
.link{display:inline-flex;align-items:center;gap:16px;font-weight:700;font-size:14px;letter-spacing:.1em;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:8px;white-space:nowrap}
.link .arr{display:inline-block;width:22px;height:1px;background:currentColor;position:relative;transition:width .3s}
.link .arr::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}
.link:hover .arr{width:34px}

/* ===== about ===== */
.about{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}
.about .txt p{font-size:16px;line-height:2.3;color:var(--text)}
.about .txt p+p{margin-top:1.6em}
.lic{position:relative;background:var(--ink);color:#fff;padding:56px 52px}
.lic::before{content:"";position:absolute;left:-24px;top:-24px;width:120px;height:120px;border-left:1px solid var(--blue);border-top:1px solid var(--blue)}
.lic .en{font-size:12px;letter-spacing:.3em;color:var(--blue-l);font-weight:600}
.lic dl{margin-top:28px}
.lic dt{font-size:13px;color:rgba(255,255,255,.55);letter-spacing:.12em;padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}
.lic dt:first-child{border-top:0;padding-top:0}
.lic dd{margin:6px 0 20px;font-size:15px;font-weight:500;line-height:1.8}
.lic dd:last-child{margin-bottom:0}

/* ===== service ===== */
.svc{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc a{position:relative;display:flex;flex-direction:column;padding:48px 40px 44px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;transition:background .35s,color .35s;min-height:340px}
.svc .no{font-family:var(--en);font-size:14px;font-weight:600;color:var(--blue);letter-spacing:.1em}
.svc h3{margin-top:22px;font-size:22px;font-weight:700;color:var(--ink);letter-spacing:.06em;line-height:1.5;transition:color .35s}
.svc .en-t{font-family:var(--en);font-size:12px;letter-spacing:.2em;color:var(--mute);margin-top:6px;transition:color .35s}
.svc p{margin-top:22px;font-size:14px;line-height:2;color:var(--mute);transition:color .35s}
.svc .more{margin-top:auto;padding-top:24px;display:flex;justify-content:flex-end}
.svc .circle{width:46px;height:46px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:.35s}
.svc .circle .arr{display:block;width:14px;height:1px;background:var(--ink);position:relative}
.svc .circle .arr::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid var(--ink);border-right:1px solid var(--ink);transform:rotate(45deg)}
.svc a:hover{background:var(--ink)}
.svc a:hover h3{color:#fff}
.svc a:hover p,.svc a:hover .en-t{color:rgba(255,255,255,.7)}
.svc a:hover .circle{background:var(--blue);border-color:var(--blue)}
.svc a:hover .circle .arr,.svc a:hover .circle .arr::after{background:#fff;border-color:#fff}
.svc a.feature{background:var(--blue);}
.svc a.feature h3,.svc a.feature .no{color:#fff}
.svc a.feature p,.svc a.feature .en-t{color:rgba(255,255,255,.85)}
.svc a.feature .circle{border-color:rgba(255,255,255,.6)}
.svc a.feature .circle .arr,.svc a.feature .circle .arr::after{background:#fff;border-color:#fff}

/* ===== fleet ===== */
.fleet-wrap{display:grid;grid-template-columns:1.35fr 1fr;gap:64px;align-items:center}
.fleet-ph img{width:100%;aspect-ratio:4/3;object-fit:cover}
.fleet-list li{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-size:15px}
.fleet-list li:first-child{border-top:1px solid var(--line)}
.fleet-list li span{color:var(--mute);font-size:13px}
.fleet-list li b{font-family:var(--en);font-weight:500;color:var(--ink);white-space:nowrap}
/* works */
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.works a{display:block}
.works .ph{overflow:hidden}
.works img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .8s}
.works a:hover img{transform:scale(1.05)}
.works time{display:block;margin-top:20px;font-family:var(--en);font-size:13px;color:var(--blue);letter-spacing:.08em}
.works h3{margin-top:6px;font-size:16px;font-weight:700;color:var(--ink);line-height:1.7}
.works .tag{display:inline-block;margin-top:12px;font-size:12px;color:var(--mute);border:1px solid var(--line);padding:2px 12px;border-radius:999px}
.fleet{display:none}
.fleet figure{background:#fff}
.fleet img{width:100%;aspect-ratio:3/2;object-fit:cover;filter:saturate(.9)}
.fleet figcaption{padding:20px 4px 0}
.fleet figcaption b{display:block;font-size:15px;color:var(--ink);font-weight:700}
.fleet figcaption span{font-family:var(--en);font-size:13px;color:var(--mute);letter-spacing:.05em}
.fleet-note{margin-top:48px;display:flex;gap:56px;flex-wrap:wrap;padding-top:36px;border-top:1px solid var(--line);font-size:14px;color:var(--mute)}
.fleet-note b{font-family:var(--en);font-size:30px;font-weight:300;color:var(--ink);margin-right:6px}

/* ===== flow ===== */
.flow{display:grid;grid-template-columns:repeat(7,1fr);gap:0;counter-reset:f}
.flow li{position:relative;padding:0 16px 0 0}
.flow li::before{counter-increment:f;content:"0" counter(f);display:block;font-family:var(--en);font-size:44px;font-weight:200;color:var(--blue-l);line-height:1}
.flow li::after{content:"";position:absolute;left:0;right:0;top:64px;height:1px;background:rgba(255,255,255,.18)}
.flow li h3{margin-top:44px;font-size:16px;font-weight:700;letter-spacing:.08em}
.flow li p{margin-top:12px;font-size:12.5px;line-height:1.9;color:rgba(255,255,255,.6)}

/* ===== recruit ===== */
.recruit{position:relative;display:grid;grid-template-columns:1.1fr 1fr;min-height:560px;background:var(--blue);color:#fff}
.recruit .ph{background:url(recruit/photo_desk.jpg) center/cover}
.recruit .txt{padding:100px 8vw 100px 80px;display:flex;flex-direction:column;justify-content:center}
.recruit .en{font-size:13px;letter-spacing:.32em;font-weight:600;color:rgba(255,255,255,.8)}
.recruit h2{margin-top:16px;font-size:clamp(28px,3vw,40px);font-weight:900;line-height:1.5;letter-spacing:.06em}
.recruit p{margin-top:24px;font-size:15px;line-height:2.1;color:rgba(255,255,255,.9)}
.recruit .tags{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px}
.recruit .tags span{border:1px solid rgba(255,255,255,.55);padding:6px 16px;font-size:13px;border-radius:999px}
.recruit .btn{margin-top:40px;background:#fff;color:var(--ink);align-self:flex-start}
.recruit .btn:hover{background:var(--ink);color:#fff}

/* ===== news & office ===== */
.news li{display:grid;grid-template-columns:140px 1fr;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}
.news li:first-child{border-top:1px solid var(--line)}
.news time{font-family:var(--en);font-size:15px;color:var(--blue);letter-spacing:.06em}
.offices{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.office{background:#fff;padding:40px 36px;border-top:3px solid var(--ink)}
.office:first-child{border-top-color:var(--blue)}
.office .lbl{font-family:var(--en);font-size:12px;letter-spacing:.24em;color:var(--mute)}
.office h3{margin-top:8px;font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.08em}
.office address{margin-top:18px;font-style:normal;font-size:14px;line-height:2;color:var(--text)}
.office .tel{margin-top:16px;font-family:var(--en);font-size:15px;color:var(--ink);line-height:1.8}
.office .tel small{font-family:var(--jp);font-size:11px;color:var(--mute);margin-right:8px}
.member{margin-top:72px;display:grid;grid-template-columns:240px 1fr;gap:40px;padding-top:56px;border-top:1px solid var(--line)}
.member h3{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.1em}
.member ul{display:grid;grid-template-columns:repeat(2,1fr);gap:4px 40px}
.member li{font-size:14px;padding:10px 0;border-bottom:1px solid var(--line)}
.member li a:hover{color:var(--blue)}

/* ===== contact ===== */
.contact{position:relative;background:var(--ink);color:#fff;padding:130px 0;overflow:hidden}
.contact::before{content:"CONTACT";position:absolute;right:-1vw;bottom:-4vw;font-family:var(--en);font-weight:800;font-size:17vw;line-height:1;color:rgba(255,255,255,.035);letter-spacing:-.02em;pointer-events:none}
.contact .c-in{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;position:relative}
.contact h2{font-size:clamp(28px,3.2vw,42px);font-weight:900;line-height:1.5;letter-spacing:.06em}
.contact p{margin-top:22px;color:rgba(255,255,255,.75);font-size:15px}
.contact .boxes{display:grid;gap:16px}
.cbox{display:flex;align-items:center;justify-content:space-between;padding:30px 36px;border:1px solid rgba(255,255,255,.2);transition:.3s}
.cbox:hover{background:var(--blue);border-color:var(--blue)}
.cbox .l small{display:block;font-size:12px;color:rgba(255,255,255,.65);letter-spacing:.14em}
.cbox .l b{display:block;margin-top:4px;font-family:var(--en);font-size:36px;font-weight:400;letter-spacing:.04em;line-height:1.2}
.cbox .l b.jp{font-family:var(--jp);font-size:22px;font-weight:700}
.cbox .r{font-size:12px;color:rgba(255,255,255,.65);text-align:right;line-height:1.8}

/* ===== footer ===== */
.ft{background:#04111D;color:rgba(255,255,255,.7);padding:72px 0 40px;font-size:13px}
.ft .top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.ft .logo img{height:30px;width:auto}
.ft address{margin-top:22px;font-style:normal;line-height:2}
.ft nav ul{display:grid;grid-template-columns:repeat(3,auto);gap:12px 48px}
.ft nav a:hover{color:#fff}
.ft .bottom{margin-top:56px;padding-top:28px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:rgba(255,255,255,.45)}

/* reveal */
.rv{opacity:0;transform:translateY(30px);transition:opacity 1s,transform 1s}
.rv.in{opacity:1;transform:none}


/* sp menu */
.spnav{position:fixed;inset:0;z-index:40;background:var(--ink);display:flex;flex-direction:column;justify-content:center;padding:80px 32px 40px;opacity:0;visibility:hidden;transition:.3s}
.spnav a{color:#fff;font-size:18px;font-weight:700;letter-spacing:.08em;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.spnav a.sp-tel{margin-top:28px;border:1px solid rgba(255,255,255,.5);text-align:center;font-family:var(--en);font-size:20px}
body.open .spnav{opacity:1;visibility:visible}
body.open .menu-btn i:nth-child(1){top:21px;transform:rotate(45deg)}
body.open .menu-btn i:nth-child(2){top:21px;transform:rotate(-45deg)}
body.open .hd{background:transparent}

/* ===== responsive ===== */
@media (max-width:1080px){
  .gnav a:not(.btn-tel){display:none}
  .svc{grid-template-columns:repeat(2,1fr)}
  .works{grid-template-columns:repeat(2,1fr)}
  .fleet-wrap{grid-template-columns:1fr;gap:40px}
  .flow{grid-template-columns:repeat(4,1fr);row-gap:56px}
}
@media (max-width:760px){
  .wrap,.hd .wrap{padding:0 20px}
  .hd .wrap{height:64px}
  .hd .logo img{height:26px}
  .btn-tel{display:none}
  .menu-btn{display:block}
  .hero .wrap{padding:0 20px}
  .hero .bg{background-position:86% center}
  .hero::before{background:linear-gradient(180deg,rgba(7,26,43,.35) 0%,rgba(7,26,43,.2) 30%,rgba(7,26,43,.9) 70%,rgba(7,26,43,.97) 100%)}
  .hero .wrap{justify-content:flex-end;padding-bottom:110px}
  .hero h1{font-size:38px}
  .hero p.lead{font-size:14px}
  .hero .cta .btn{flex:1 1 100%;justify-content:space-between}
  .scroll{left:20px}
  .nums ul{grid-template-columns:repeat(2,1fr)}
  .nums li{padding:30px 10px;border-top:1px solid rgba(255,255,255,.1)}
  .nums li:nth-child(odd){border-left:0}
  .nums b{font-size:40px}
  .sec{padding:88px 0}
  .sh{margin-bottom:40px}
  .sh-row{flex-direction:column;align-items:flex-start;gap:24px}
  .about{grid-template-columns:1fr;gap:56px}
  .lic{padding:40px 26px}
  .lic::before{left:-10px;top:-10px;width:70px;height:70px}
  .svc{grid-template-columns:1fr}
  .svc a{min-height:0;padding:36px 28px}
  .works{grid-template-columns:1fr;gap:40px}
  .fleet figcaption b{font-size:13px}
  .fleet-note{gap:24px}
  .flow{grid-template-columns:1fr;row-gap:0}
  .flow li{display:grid;grid-template-columns:64px 1fr;padding:22px 0;border-top:1px solid rgba(255,255,255,.12)}
  .flow li::after{display:none}
  .flow li::before{font-size:28px;grid-row:span 2}
  .flow li h3{margin-top:0}
  .flow li p{margin-top:4px}
  .recruit{grid-template-columns:1fr}
  .recruit .ph{min-height:280px}
  .recruit .txt{padding:64px 20px}
  .news li{grid-template-columns:1fr;gap:6px}
  .offices{grid-template-columns:1fr}
  .member{grid-template-columns:1fr;gap:20px}
  .member ul{grid-template-columns:1fr}
  .contact{padding:88px 0}
  .contact .c-in{grid-template-columns:1fr;gap:40px}
  .cbox{padding:24px 22px}
  .cbox .l b{font-size:28px}
  .cbox .r{display:none}
  .ft nav ul{grid-template-columns:repeat(2,auto)}
}

/* ================= sub pages ================= */
.ph-hero{position:relative;min-height:460px;display:flex;align-items:flex-end;color:#fff;background:var(--ink);overflow:hidden}
.ph-hero .bg{position:absolute;inset:0;background:var(--bg) center/cover no-repeat;opacity:.55}
.ph-hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(7,26,43,.9) 0%,rgba(7,26,43,.55) 55%,rgba(7,26,43,.25) 100%),linear-gradient(180deg,rgba(7,26,43,.6),rgba(7,26,43,0) 160px)}
.ph-hero.plain::after{content:"";position:absolute;right:-6vw;top:-10vw;width:46vw;height:46vw;border-radius:50%;border:1px solid rgba(79,195,247,.18);box-shadow:0 0 0 7vw rgba(79,195,247,.03),0 0 0 14vw rgba(79,195,247,.02)}
.ph-hero .wrap{position:relative;z-index:2;width:100%;padding-bottom:72px;padding-top:140px}
.ph-hero h1{margin-top:20px;font-size:clamp(32px,4vw,54px);font-weight:900;letter-spacing:.08em;line-height:1.35}
.ph-hero .sub{margin-top:16px;max-width:40em;color:rgba(255,255,255,.8);font-size:15px}
.bc{position:relative;z-index:2;background:var(--bg-2);font-size:12.5px;color:var(--mute)}
.bc .wrap{padding-top:16px;padding-bottom:16px}
.bc a{color:var(--ink)}
.bc a:hover{color:var(--blue)}
.bc span{margin:0 10px;color:#b5c0c9}

.sec-s{padding:110px 0}
.narrow{max-width:880px}
.lead-txt{font-size:16px;line-height:2.25}
.lead-txt+.lead-txt{margin-top:1.4em}
.h3{font-size:clamp(22px,2.4vw,30px);font-weight:900;color:var(--ink);letter-spacing:.06em;line-height:1.5}
.h3 small{display:block;font-family:var(--en);font-size:12px;letter-spacing:.3em;color:var(--blue);font-weight:600;margin-bottom:10px}
.h4{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.06em;margin:56px 0 22px;padding-left:16px;border-left:3px solid var(--blue);line-height:1.5}
.h4:first-child{margin-top:0}
.block+.block{margin-top:110px;padding-top:110px;border-top:1px solid var(--line)}

/* sub nav for work pages */
.subnav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:84px;z-index:20}
.subnav ul{display:flex;gap:0;overflow-x:auto;scrollbar-width:none}
.subnav ul::-webkit-scrollbar{display:none}
.subnav a{display:block;padding:20px 24px;font-size:14px;font-weight:700;color:var(--mute);white-space:nowrap;border-bottom:2px solid transparent;letter-spacing:.06em}
.subnav a:hover{color:var(--ink)}
.subnav a.on{color:var(--ink);border-bottom-color:var(--blue)}

/* task list */
.tasks{display:grid;grid-template-columns:repeat(3,1fr);gap:0 40px;border-top:1px solid var(--line)}
.tasks li{position:relative;padding:18px 0 18px 22px;border-bottom:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink)}
.tasks li::before{content:"";position:absolute;left:0;top:50%;width:7px;height:7px;margin-top:-3px;background:var(--blue);border-radius:50%}
.tasks.c2{grid-template-columns:repeat(2,1fr)}

/* definition table */
.dtable{border-top:1px solid var(--ink)}
.dtable .row{display:grid;grid-template-columns:220px 1fr;gap:32px;padding:26px 0;border-bottom:1px solid var(--line)}
.dtable dt{font-weight:700;color:var(--ink);font-size:15px;letter-spacing:.06em}
.dtable dd{font-size:15px;line-height:2}
.dtable dd ul{display:flex;flex-wrap:wrap;gap:8px}
.dtable dd ul li{border:1px solid var(--line);padding:2px 14px;border-radius:999px;font-size:13.5px;background:#fff}
.dtable dd small{color:var(--mute)}

/* gallery */
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:28px 22px}
.gal.c4{grid-template-columns:repeat(4,1fr)}
.gal figure img{width:100%;aspect-ratio:3/2;object-fit:cover;background:var(--bg-2)}
.gal figcaption{margin-top:10px;font-size:13px;color:var(--mute);letter-spacing:.04em}
.gal figure.step{position:relative}
.gal figure.step figcaption b{font-family:var(--en);color:var(--blue);margin-right:8px;font-weight:600}
.gal-ttl{font-size:15px;font-weight:700;color:var(--ink);margin:48px 0 18px;letter-spacing:.06em}
.gal-ttl:first-child{margin-top:0}

/* photo feature (new photos) */
.feature{display:grid;grid-template-columns:1.2fr 1fr;gap:64px;align-items:center}
.feature img{width:100%;aspect-ratio:4/3;object-fit:cover}
.feature.rev .ph{order:2}
.feature .tx p{margin-top:20px;font-size:15px;line-height:2.1}
.feature .tx .link{margin-top:28px}

/* steps (sewer maintenance flow) */
.steps{counter-reset:s}
.steps li{display:grid;grid-template-columns:120px 1fr;gap:40px;padding:44px 0;border-top:1px solid var(--line)}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps .n{font-family:var(--en);font-size:56px;font-weight:200;color:var(--blue);line-height:1}
.steps .n small{display:block;font-size:11px;letter-spacing:.3em;font-weight:600;margin-top:10px;color:var(--mute)}
.steps h4{font-size:22px;font-weight:900;color:var(--ink);letter-spacing:.08em}
.steps .catch{margin-top:8px;font-weight:700;color:var(--blue);font-size:15px}
.steps p{margin-top:14px;font-size:15px;line-height:2.05}
.steps .method{margin-top:18px;background:var(--bg-2);padding:20px 24px}
.steps .method b{display:block;font-size:14px;color:var(--ink)}
.steps .method p{margin-top:6px;font-size:14px}
.steps .method+.method{margin-top:10px}

/* service cards (work index) */
.wcards{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}
.wcard{display:block;background:#fff;border:1px solid var(--line);transition:box-shadow .3s,transform .3s}
.wcard:hover{box-shadow:0 18px 40px rgba(7,26,43,.1);transform:translateY(-3px)}
.wcard .im{aspect-ratio:16/9;overflow:hidden;background:var(--ink)}
.wcard .im img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.wcard:hover .im img{transform:scale(1.05)}
.wcard .im.noimg{display:flex;align-items:center;justify-content:center;font-family:var(--en);font-size:40px;font-weight:200;color:rgba(255,255,255,.25);letter-spacing:.2em}
.wcard .bd{padding:32px 34px 36px}
.wcard .no{font-family:var(--en);font-size:13px;color:var(--blue);font-weight:600;letter-spacing:.12em}
.wcard h3{margin-top:10px;font-size:21px;font-weight:700;color:var(--ink);letter-spacing:.06em}
.wcard p{margin-top:14px;font-size:14px;color:var(--mute);line-height:2}
.wcard ul{margin-top:18px;display:flex;flex-wrap:wrap;gap:6px}
.wcard ul li{font-size:12.5px;border:1px solid var(--line);padding:2px 12px;border-radius:999px}

/* point box */
.point{background:var(--ink);color:#fff;padding:48px 52px;display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center}
.point .big{font-family:var(--en);font-weight:200;font-size:72px;line-height:1;color:var(--blue-l)}
.point .big small{font-size:22px;margin-left:4px}
.point h4{font-size:19px;font-weight:700;letter-spacing:.06em}
.point p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.78);line-height:2}

/* two col text cards */
.tcards{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.tcard{background:#fff;border-top:3px solid var(--ink);padding:36px 36px 34px}
.tcard.blue{border-top-color:var(--blue)}
.tcard h4{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.06em}
.tcard p{margin-top:14px;font-size:14.5px;line-height:2.05}
.tcard .ex{margin-top:16px;font-size:13.5px;color:var(--mute)}
.tcard .ex b{color:var(--ink);margin-right:6px}

/* method box */
.mbox{border:1px solid var(--line);padding:40px 44px;background:#fff}
.mbox .tag{display:inline-block;font-size:12px;color:#fff;background:var(--blue);padding:3px 14px;letter-spacing:.1em}
.mbox h4{margin-top:14px;font-size:20px;font-weight:900;color:var(--ink);letter-spacing:.06em}
.mbox p{margin-top:12px;font-size:14.5px;line-height:2.05}
.mbox dl{margin-top:18px}
.mbox dt{font-weight:700;color:var(--ink);font-size:14.5px;margin-top:16px}
.mbox dd{font-size:14.5px;line-height:2}

/* vehicles */
.vehicles{display:grid;grid-template-columns:repeat(4,1fr);gap:36px 28px}
.vehicles figure img{width:100%;aspect-ratio:3/2;object-fit:cover}
.vehicles figcaption{margin-top:14px}
.vehicles b{display:block;font-size:15px;color:var(--ink)}
.vehicles span{display:block;font-size:13px;color:var(--mute)}
.vehicles em{display:block;margin-top:4px;font-style:normal;font-family:var(--en);font-weight:500;color:var(--blue)}
.tools{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px;border-top:1px solid var(--line)}
.tools li{display:flex;justify-content:space-between;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);font-size:15px}
.tools li b{font-family:var(--en);font-weight:500;color:var(--ink);white-space:nowrap}
.tools li small{display:block;color:var(--mute);font-size:12.5px}

/* flow page */
.vflow li{display:grid;grid-template-columns:100px 1fr;gap:36px;padding:40px 0;border-top:1px solid var(--line);position:relative}
.vflow li:last-child{border-bottom:1px solid var(--line)}
.vflow .n{font-family:var(--en);font-size:48px;font-weight:200;color:var(--blue);line-height:1}
.vflow h3{font-size:21px;font-weight:900;color:var(--ink);letter-spacing:.08em}
.vflow p{margin-top:12px;font-size:15px;line-height:2.1}

/* map */
.map{width:100%;aspect-ratio:16/7;border:0;display:block;filter:grayscale(.3)}

/* form */
.telfax{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.telfax a,.telfax div{display:block;border:1px solid var(--line);padding:32px 36px;background:#fff}
.telfax small{display:block;font-size:13px;color:var(--mute);letter-spacing:.1em}
.telfax b{display:block;margin-top:6px;font-family:var(--en);font-size:36px;font-weight:400;color:var(--ink);letter-spacing:.04em}
.telfax span{display:block;font-size:12.5px;color:var(--mute);margin-top:4px}
.telfax a:hover{border-color:var(--blue)}
.cform{border-top:1px solid var(--ink)}
.cform .row{display:grid;grid-template-columns:240px 1fr;gap:32px;padding:26px 0;border-bottom:1px solid var(--line);align-items:start}
.cform label.lb{font-weight:700;color:var(--ink);font-size:15px;padding-top:12px}
.cform .req{display:inline-block;margin-left:10px;font-size:11px;font-weight:700;background:var(--blue);color:#fff;padding:1px 8px;vertical-align:2px}
.cform .opt{display:inline-block;margin-left:10px;font-size:11px;color:var(--mute);border:1px solid var(--line);padding:0 8px;vertical-align:2px}
.cform input[type=text],.cform select,.cform textarea{font:inherit;font-size:16px;border:1px solid #cfd8df;background:#fff;padding:12px 14px;border-radius:2px;width:100%;color:var(--text)}
.cform input:focus,.cform select:focus,.cform textarea:focus{outline:2px solid rgba(0,144,216,.35);border-color:var(--blue)}
.cform .split{display:flex;align-items:center;gap:10px}
.cform .split input{width:6.5em}
.cform .sub{font-size:13px;color:var(--mute);margin:14px 0 6px}
.cform .sub:first-child{margin-top:0}
.cform select{width:auto;min-width:12em}
.cform textarea{min-height:200px}
.formbtn{margin-top:48px;text-align:center}
.formbtn button{font:inherit;font-size:16px;font-weight:700;letter-spacing:.12em;background:var(--blue);color:#fff;border:0;padding:22px 80px;cursor:pointer;border-radius:2px;display:inline-flex;align-items:center;gap:20px}
.formbtn button:hover{background:#0079b8}
.note{font-size:13px;color:var(--mute);margin-top:20px}

/* privacy / sitemap */
.policy h3{font-size:18px;font-weight:700;color:var(--ink);margin-top:48px;letter-spacing:.06em}
.policy p{margin-top:12px;font-size:15px;line-height:2.1}
.sign{margin-top:56px;text-align:right;font-size:15px;line-height:2}
.smap{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px;border-top:1px solid var(--line)}
.smap li{border-bottom:1px solid var(--line)}
.smap a{display:flex;justify-content:space-between;padding:20px 4px;font-size:15px;font-weight:500;color:var(--ink)}
.smap a:hover{color:var(--blue)}
.smap a::after{content:"→";color:var(--blue)}
.smap li.ch a{padding-left:24px;font-size:14px;color:var(--text)}

@media (max-width:1080px){
  .tasks{grid-template-columns:repeat(2,1fr)}
  .gal.c4{grid-template-columns:repeat(3,1fr)}
  .vehicles{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .ph-hero{min-height:340px}
  .ph-hero .wrap{padding-bottom:48px;padding-top:110px}
  .subnav{top:64px}
  .subnav a{padding:16px 16px;font-size:13px}
  .sec-s{padding:72px 0}
  .block+.block{margin-top:72px;padding-top:72px}
  .lead-txt{font-size:15px}
  .tasks,.tasks.c2{grid-template-columns:1fr}
  .dtable .row,.cform .row{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .cform label.lb{padding-top:0}
  .cform .split{gap:6px}
  .cform .split input{width:auto;flex:1 1 0;min-width:0}
  .cform .row>div{min-width:0}
  .gal,.gal.c4{grid-template-columns:repeat(2,1fr);gap:20px 12px}
  .gal figcaption{font-size:12px}
  .feature{grid-template-columns:1fr;gap:28px}
  .feature.rev .ph{order:0}
  .steps li{grid-template-columns:1fr;gap:12px;padding:32px 0}
  .steps .n{font-size:40px}
  .wcards{grid-template-columns:1fr;gap:28px}
  .wcard .bd{padding:24px 22px 28px}
  .point{grid-template-columns:1fr;gap:16px;padding:34px 26px}
  .point .big{font-size:56px}
  .tcards{grid-template-columns:1fr}
  .tcard{padding:28px 24px}
  .mbox{padding:28px 24px}
  .vehicles{grid-template-columns:repeat(2,1fr);gap:28px 14px}
  .tools{grid-template-columns:1fr}
  .vflow li{grid-template-columns:56px 1fr;gap:16px;padding:28px 0}
  .vflow .n{font-size:32px}
  .map{aspect-ratio:4/3}
  .telfax{grid-template-columns:1fr}
  .telfax b{font-size:30px}
  .formbtn button{width:100%;justify-content:center;padding:20px}
  .smap{grid-template-columns:1fr}
}