/* ============================================
   株式会社エイチアールケー｜HRK ELECTRIC WORKS
   ============================================ */

:root{
  --black:#0a0a0c;
  --ink:#15151a;
  --dark:#1c1c22;
  --white:#ffffff;
  --paper:#f5f5f3;
  --muted:#6b6b73;
  --line:#e3e3e0;
  --accent:#ffd500;      /* electric yellow */
  --accent-2:#00e0c6;    /* electric cyan */
  --shadow:0 24px 60px -28px rgba(0,0,0,.35);
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Noto Sans JP",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  font-size:16px;
  letter-spacing:.02em;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{width:min(92%,var(--maxw));margin-inline:auto}

/* ---------- Logo ---------- */
.logo{display:flex;flex-direction:column;line-height:1}
.logo__mark{
  font-family:"Bebas Neue",sans-serif;
  font-size:1.9rem;letter-spacing:.06em;font-weight:400;
  color:var(--white);position:relative;
}
.logo__bolt{
  position:relative;color:var(--accent);
}
.logo__bolt::after{
  content:"";position:absolute;left:-.08em;top:-.12em;bottom:-.12em;right:-.08em;
}
.logo__sub{
  font-family:"Oswald",sans-serif;font-size:.6rem;letter-spacing:.42em;
  color:var(--white);opacity:.85;margin-top:.2em;font-weight:500;
}

/* ---------- Header ---------- */
.header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  padding:18px 0;transition:.4s var(--ease);
}
.header.is-scrolled{
  background:rgba(10,10,12,.86);backdrop-filter:blur(12px);
  padding:12px 0;box-shadow:0 10px 30px -20px rgba(0,0,0,.6);
}
/* メニュー展開中はヘッダーのぼかしを解除（fixed メニューが画面全体を覆えるように） */
.header.is-menu-open{
  background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none;
}
.header.is-menu-open ~ .topbtn{opacity:0 !important;visibility:hidden !important;}
.header__inner{
  width:min(94%,var(--maxw));margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;
}
.nav__list{display:flex;align-items:center;gap:30px}
.nav__link{
  color:var(--white);font-size:.86rem;font-weight:500;position:relative;
  padding:6px 0;transition:.3s;
}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--accent);transition:.3s var(--ease);
}
.nav__link:hover{color:var(--accent)}
.nav__link:hover::after{width:100%}
.nav__link--cta{
  background:var(--accent);color:var(--black);font-weight:700;
  padding:10px 20px;border-radius:40px;
}
.nav__link--cta::after{display:none}
.nav__link--cta:hover{color:var(--black);background:#fff;transform:translateY(-1px)}

/* dropdown (hierarchical menu) */
.nav__item{position:relative}
.nav__item--has-child > .nav__link{display:inline-flex;align-items:center;gap:7px}
.nav__caret{
  width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:.3s var(--ease);
}
.nav__item--has-child:hover .nav__caret{transform:rotate(-135deg) translateY(-2px);color:var(--accent)}
.dropdown{
  position:absolute;left:50%;top:calc(100% + 14px);transform:translateX(-50%) translateY(8px);
  min-width:184px;list-style:none;
  background:rgba(12,12,15,.97);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:9px;
  box-shadow:0 24px 50px -22px rgba(0,0,0,.7);
  display:flex;flex-direction:column;gap:2px;
  opacity:0;visibility:hidden;transition:.32s var(--ease);z-index:120;
}
.dropdown::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}
.dropdown::after{
  content:"";position:absolute;left:50%;top:-6px;width:12px;height:12px;
  background:rgba(12,12,15,.97);border-left:1px solid rgba(255,255,255,.1);border-top:1px solid rgba(255,255,255,.1);
  transform:translateX(-50%) rotate(45deg);
}
.nav__item--has-child:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{
  display:flex;align-items:center;gap:9px;padding:11px 15px;border-radius:9px;
  color:rgba(255,255,255,.82);font-size:.86rem;font-weight:500;transition:.25s var(--ease);
}
.dropdown a::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);transform:rotate(45deg);opacity:.6;transition:.25s}
.dropdown a:hover{background:rgba(255,213,0,.13);color:var(--accent)}
.dropdown a:hover::before{opacity:1;transform:rotate(45deg) scale(1.3)}

.hamburger{
  display:none;width:48px;height:48px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:6px;z-index:130;
  background:rgba(10,10,12,.55);border:1px solid rgba(255,255,255,.28);border-radius:12px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  box-shadow:0 6px 18px -8px rgba(0,0,0,.6);transition:.3s var(--ease);
}
.hamburger span{display:block;width:24px;height:2px;background:var(--white);border-radius:2px;transition:.35s var(--ease)}
.hamburger.is-active{background:transparent;border-color:transparent;box-shadow:none}
.hamburger.is-active span{background:var(--accent)}
.hamburger.is-active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.hamburger.is-active span:nth-child(2){opacity:0}
.hamburger.is-active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  background:var(--black);color:var(--white);overflow:hidden;
}
.hero__photo{
  position:absolute;inset:0;z-index:0;
  background:#08080a url("../assets/hero-bg.jpg") center center/cover no-repeat;
}
.hero__bg{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(95deg, rgba(8,8,10,.94) 0%, rgba(8,8,10,.82) 28%, rgba(8,8,10,.50) 52%, rgba(8,8,10,.28) 78%, rgba(8,8,10,.42) 100%),
    linear-gradient(0deg, rgba(8,8,10,.85) 0%, rgba(8,8,10,0) 48%),
    radial-gradient(900px 600px at 78% 30%, rgba(255,213,0,.10), transparent 60%);
}
.hero__grid{
  position:absolute;inset:0;z-index:1;opacity:.28;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 40%,#000 30%,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 80% at 50% 40%,#000 30%,transparent 75%);
}
.hero__visual{
  position:absolute;z-index:1;right:-2%;top:50%;transform:translateY(-50%);
  width:min(46vw,640px);max-width:640px;opacity:.92;pointer-events:none;
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000 60%,transparent 88%);
          mask-image:radial-gradient(circle at 50% 50%,#000 60%,transparent 88%);
  animation:floaty 7s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(calc(-50% - 8px))}50%{transform:translateY(calc(-50% + 8px))}}
.hero__inner{position:relative;z-index:2;width:min(92%,var(--maxw));margin-inline:auto;padding:120px 0 90px}
.hero__eyebrow{
  font-family:"Oswald",sans-serif;letter-spacing:.4em;font-size:.74rem;
  color:var(--accent);margin-bottom:26px;
  opacity:0;transform:translateY(20px);animation:rise .9s .2s var(--ease) forwards;
}
.hero__title{
  font-weight:900;font-size:clamp(2.5rem,6.4vw,5.4rem);line-height:1.12;
  letter-spacing:.01em;margin-bottom:30px;
}
.hero__line{display:block;opacity:0;transform:translateY(40px)}
.hero__line:nth-child(1){animation:rise 1s .35s var(--ease) forwards}
.hero__line:nth-child(2){animation:rise 1s .5s var(--ease) forwards}
.hero__line:nth-child(3){animation:rise 1s .65s var(--ease) forwards}
.hero__line--accent{
  color:var(--accent);
  text-shadow:0 0 40px rgba(255,213,0,.35);
}
.hero__lead{
  font-size:clamp(.95rem,1.6vw,1.12rem);line-height:2;color:rgba(255,255,255,.78);
  margin-bottom:40px;opacity:0;transform:translateY(24px);
  animation:rise 1s .85s var(--ease) forwards;
}
.hero__actions{
  display:flex;gap:16px;flex-wrap:wrap;
  opacity:0;transform:translateY(24px);animation:rise 1s 1s var(--ease) forwards;
}
.hero__scroll{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:"Oswald",sans-serif;font-size:.62rem;letter-spacing:.3em;
  color:rgba(255,255,255,.6);
}
.hero__bolt{width:18px;height:48px;overflow:visible}
.hero__bolt-track{
  stroke:rgba(255,213,0,.28);stroke-width:1.4;
  stroke-linejoin:round;stroke-linecap:round;
}
.hero__bolt-flow{
  stroke:var(--accent);stroke-width:1.6;
  stroke-linejoin:round;stroke-linecap:round;
  filter:drop-shadow(0 0 5px rgba(255,213,0,.9));
  stroke-dasharray:26 120;stroke-dashoffset:120;
  animation:boltflow 2.1s ease-in-out infinite;
}

@keyframes rise{to{opacity:1;transform:translateY(0)}}
@keyframes boltflow{
  0%{stroke-dashoffset:120;opacity:0}
  15%{opacity:1}
  70%,100%{stroke-dashoffset:-26;opacity:0}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border-radius:46px;font-weight:700;font-size:.92rem;
  transition:.3s var(--ease);white-space:nowrap;
}
.btn--primary{background:var(--accent);color:var(--black);box-shadow:0 14px 30px -12px rgba(255,213,0,.6)}
.btn--primary:hover{transform:translateY(-3px);background:#fff;box-shadow:0 18px 36px -12px rgba(255,255,255,.4)}
.btn--ghost{border:1.5px solid rgba(255,255,255,.4);color:var(--white)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}
.btn--lg{padding:18px 40px;font-size:1rem}

/* ---------- Marquee ---------- */
.marquee{background:var(--black);border-block:1px solid rgba(255,255,255,.08);overflow:hidden;padding:18px 0}
.marquee__track{display:flex;align-items:center;gap:30px;width:max-content;animation:marquee 28s linear infinite}
.marquee__track span{
  font-family:"Oswald",sans-serif;font-size:clamp(1.1rem,2.4vw,1.7rem);
  color:rgba(255,255,255,.55);letter-spacing:.06em;white-space:nowrap;font-weight:600;
}
.marquee__track .dot{color:var(--accent)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Section base ---------- */
.section{padding:clamp(70px,9vw,130px) 0}
.section__head{margin-bottom:54px}
.section__head--center{text-align:center;max-width:680px;margin-inline:auto}
.section__en{
  font-family:"Oswald",sans-serif;letter-spacing:.36em;font-size:.78rem;
  color:var(--accent);margin-bottom:14px;font-weight:600;
}
.section__head--center .section__en{color:#c79a00}
.section__title{
  font-weight:900;font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.25;letter-spacing:.02em;
}
.section__title--light{color:var(--white)}
.section__desc{margin-top:18px;color:var(--muted);font-size:1rem}

/* ---------- About ---------- */
.about__body{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:start}
.about__lead h3{
  font-size:clamp(1.5rem,3.2vw,2.3rem);font-weight:900;line-height:1.5;letter-spacing:.02em;
}
.about__lead em{font-style:normal;color:#000;position:relative;display:inline-block}
.about__lead em::after{
  content:"";position:absolute;left:-2%;right:-2%;bottom:.08em;height:.34em;
  background:var(--accent);z-index:-1;opacity:.9;
}
.about__text p{margin-bottom:20px;color:#3a3a40}
.about__sign{font-size:1.05rem}
.about__sign strong{font-size:1.18rem}
.about__stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px;
  border-top:1px solid var(--line);padding-top:50px;
}
.stat{text-align:center}
.stat__num{
  display:block;font-family:"Oswald",sans-serif;font-weight:700;
  font-size:clamp(2.8rem,6vw,4rem);line-height:1;color:var(--black);
}
.stat__num small{font-size:.32em;margin-left:.2em;color:var(--muted);font-family:"Noto Sans JP",sans-serif}
.stat__label{display:block;margin-top:12px;color:var(--muted);font-size:.9rem}

/* ---------- Service ---------- */
.service{background:var(--white)}
.service__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.service__grid--3{max-width:1080px;margin-inline:auto}
.card{
  display:flex;flex-direction:column;
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:18px;padding:38px 30px 34px;overflow:hidden;
  transition:.4s var(--ease);
}
.card__more{
  margin-top:auto;padding-top:22px;display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:.9rem;color:var(--black);
}
.card__more span{transition:.3s var(--ease)}
.card:hover .card__more{color:#9a7700}
.card:hover .card__more span{transform:translateX(6px)}
.card::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transform:scaleX(0);transform-origin:left;transition:.45s var(--ease);
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow);background:#fff;border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card__no{
  position:absolute;top:24px;right:26px;font-family:"Oswald",sans-serif;
  font-size:2.2rem;font-weight:700;color:var(--line);transition:.4s;
}
.card:hover .card__no{color:var(--accent)}
.card__icon{
  width:60px;height:60px;border-radius:14px;display:grid;place-items:center;
  background:var(--black);color:var(--accent);margin-bottom:22px;transition:.4s var(--ease);
}
.card:hover .card__icon{transform:rotate(-6deg) scale(1.05)}
.card__icon svg{width:30px;height:30px}
.card__title{font-size:1.3rem;font-weight:700;margin-bottom:14px}
.card__text{color:#54545c;font-size:.94rem;line-height:1.95;margin-bottom:20px}
.card__tags{display:flex;flex-wrap:wrap;gap:8px}
.card__tags li{font-size:.74rem;color:#8a6d00;background:rgba(255,213,0,.16);padding:5px 12px;border-radius:30px;font-weight:500}

/* ---------- Strength ---------- */
.strength{background:var(--black);color:var(--white);position:relative;overflow:hidden}
.strength::before{
  content:"";position:absolute;inset:0;opacity:.6;
  background:radial-gradient(700px 500px at 90% 10%,rgba(255,213,0,.12),transparent 60%);
}
.strength .container{position:relative;z-index:1}
.strength__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);border-radius:18px;overflow:hidden}
.strength__item{background:var(--black);padding:46px 42px;transition:.4s var(--ease)}
.strength__item:hover{background:var(--ink)}
.strength__num{
  font-family:"Oswald",sans-serif;font-size:1.1rem;font-weight:700;
  color:var(--accent);letter-spacing:.1em;
}
.strength__item h3{font-size:1.5rem;font-weight:700;margin:14px 0 16px;position:relative;display:inline-block}
.strength__item h3::after{content:"";display:block;width:40px;height:3px;background:var(--accent);margin-top:12px}
.strength__item p{color:rgba(255,255,255,.72);font-size:.95rem;line-height:1.95}

/* ---------- Recruit ---------- */
.recruit{background:var(--paper)}
.recruit__layout{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.recruit__catch{font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:900;line-height:1.45;margin:24px 0 22px}
.recruit__text{color:#4a4a52;max-width:460px}
.recruit__cards{display:grid;gap:22px}
.recruit__card{
  background:var(--white);border:1px solid var(--line);border-radius:18px;
  padding:34px 32px;transition:.4s var(--ease);
}
.recruit__card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.recruit__badge{
  display:inline-block;background:var(--black);color:var(--accent);
  font-size:.76rem;font-weight:700;padding:6px 16px;border-radius:30px;letter-spacing:.08em;
}
.recruit__badge--alt{background:var(--accent);color:var(--black)}
.recruit__card h3{font-size:1.35rem;font-weight:700;margin:18px 0 12px}
.recruit__card p{color:#54545c;font-size:.94rem;margin-bottom:20px}
.recruit__link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--black);border-bottom:2px solid var(--accent);padding-bottom:3px;transition:.3s}
.recruit__link span{transition:.3s}
.recruit__link:hover{color:#9a7700}
.recruit__link:hover span{transform:translateX(6px)}

/* ---------- Company ---------- */
.company{background:var(--white)}
.company__table{border-top:2px solid var(--black);max-width:880px}
.company__table dl{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid var(--line);padding:22px 4px}
.company__table dt{font-weight:700;color:var(--black)}
.company__table dd{color:#444}
.company__table dd a{color:#9a7700;font-weight:600;border-bottom:1px solid currentColor}

/* ---------- Contact ---------- */
.contact{background:var(--black);color:var(--white);position:relative;overflow:hidden}
.contact::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 400px at 15% 20%,rgba(0,224,198,.14),transparent 60%),
    radial-gradient(800px 500px at 85% 90%,rgba(255,213,0,.16),transparent 60%);
}
.contact__inner{position:relative;z-index:1;text-align:center;max-width:740px;margin-inline:auto}
.contact__inner .section__en{color:var(--accent)}
.contact__title{font-weight:900;font-size:clamp(1.9rem,4.6vw,3.2rem);line-height:1.3;margin:14px 0 24px}
.contact__text{color:rgba(255,255,255,.78);margin-bottom:38px}
.contact__actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.contact__note{margin-top:26px;font-size:.82rem;color:rgba(255,255,255,.55)}

/* ---------- Footer ---------- */
.footer{background:#060608;color:var(--white);padding:64px 0 0}
.footer__inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:48px}
.footer__desc{margin-top:18px;color:rgba(255,255,255,.6);font-size:.86rem;line-height:1.9}
.footer__nav{display:grid;grid-template-columns:1fr 1fr;gap:14px 40px;align-content:start}
.footer__nav a{color:rgba(255,255,255,.72);font-size:.9rem;transition:.3s}
.footer__nav a:hover{color:var(--accent)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;text-align:center}
.footer__bottom small{color:rgba(255,255,255,.45);font-size:.76rem;letter-spacing:.04em}

/* ---------- Top button ---------- */
.topbtn{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:50px;height:50px;border-radius:50%;display:grid;place-items:center;
  background:var(--accent);color:var(--black);font-size:1.3rem;font-weight:700;
  box-shadow:0 12px 26px -10px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.4s var(--ease);
}
.topbtn.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.topbtn:hover{transform:translateY(-4px)}

/* ============================================
   Service detail pages
   ============================================ */
.subhero{
  position:relative;color:var(--white);background:var(--black);
  padding:170px 0 80px;overflow:hidden;
}
.subhero__bg{
  position:absolute;inset:0;
  background:
    radial-gradient(900px 500px at 85% -10%,rgba(255,213,0,.16),transparent 60%),
    radial-gradient(700px 600px at 0% 120%,rgba(0,224,198,.10),transparent 55%),
    linear-gradient(160deg,#0a0a0c,#15151b 60%,#0a0a0c);
}
.subhero__grid{
  position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 60% 30%,#000 30%,transparent 78%);
          mask-image:radial-gradient(ellipse 70% 80% at 60% 30%,#000 30%,transparent 78%);
}
.subhero__visual{
  position:absolute;z-index:1;right:2%;top:54%;transform:translateY(-50%);
  width:min(40vw,500px);opacity:.9;pointer-events:none;
  animation:floaty2 7s ease-in-out infinite;
}
@keyframes floaty2{0%,100%{transform:translateY(calc(-50% - 7px))}50%{transform:translateY(calc(-50% + 7px))}}
.subhero__inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:.8rem;color:rgba(255,255,255,.55);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a{transition:.3s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:rgba(255,255,255,.3)}
.subhero__en{font-family:"Oswald",sans-serif;letter-spacing:.36em;font-size:.8rem;color:var(--accent);margin-bottom:16px;font-weight:600}
.subhero__title{font-weight:900;font-size:clamp(2.1rem,5.4vw,3.6rem);line-height:1.2}
.subhero__lead{margin-top:22px;color:rgba(255,255,255,.78);max-width:620px;font-size:1.02rem;line-height:2}

.detail{background:var(--paper);padding:clamp(64px,8vw,110px) 0}
.detail__intro{max-width:780px;margin-bottom:64px}
.detail__intro h2{font-size:clamp(1.5rem,3.4vw,2.2rem);font-weight:900;line-height:1.5;margin-bottom:24px}
.detail__intro h2 em{font-style:normal;color:#000;position:relative;display:inline-block;z-index:1}
.detail__intro h2 em::after{content:"";position:absolute;left:-2%;right:-2%;bottom:.06em;height:.32em;background:var(--accent);z-index:-1;opacity:.9}
.detail__intro p{color:#3a3a40;margin-bottom:18px}

.worklist{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-bottom:70px}
.worklist__item{
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  padding:30px 30px;display:flex;gap:20px;align-items:flex-start;transition:.4s var(--ease);
}
.worklist__item:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.worklist__ico{
  flex:0 0 auto;width:54px;height:54px;border-radius:13px;background:var(--black);
  color:var(--accent);display:grid;place-items:center;
}
.worklist__ico svg{width:27px;height:27px}
.worklist__item h3{font-size:1.18rem;font-weight:700;margin-bottom:8px}
.worklist__item p{color:#54545c;font-size:.92rem;line-height:1.9}

.flow{margin-bottom:20px}
.flow__head{margin-bottom:40px}
.flow__head .section__en{color:#c79a00}
.flow__head h2{font-weight:900;font-size:clamp(1.6rem,3.6vw,2.4rem)}
.flow__steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.flow__step{position:relative;background:var(--white);border:1px solid var(--line);border-radius:16px;padding:32px 26px}
.flow__step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:"Oswald",sans-serif;font-size:1.5rem;font-weight:700;color:var(--accent);
}
.flow__step h3{font-size:1.1rem;font-weight:700;margin:10px 0 8px}
.flow__step p{color:#54545c;font-size:.86rem;line-height:1.85}
.flow__step:not(:last-child)::after{
  content:"";position:absolute;top:50%;right:-13px;width:14px;height:14px;
  border-top:2px solid var(--accent);border-right:2px solid var(--accent);
  transform:translateY(-50%) rotate(45deg);z-index:2;
}

.subcta{background:var(--black);color:var(--white);text-align:center;padding:clamp(60px,8vw,100px) 0;position:relative;overflow:hidden}
.subcta::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 400px at 80% 90%,rgba(255,213,0,.16),transparent 60%)}
.subcta__inner{position:relative;z-index:1;max-width:660px;margin-inline:auto}
.subcta h2{font-weight:900;font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.35;margin-bottom:20px}
.subcta p{color:rgba(255,255,255,.76);margin-bottom:34px}
.subcta__actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.othersvc{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:46px;padding-top:34px;border-top:1px solid rgba(255,255,255,.12)}
.othersvc a{font-size:.9rem;color:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.25);padding:10px 22px;border-radius:30px;transition:.3s}
.othersvc a:hover{border-color:var(--accent);color:var(--accent)}

@media(max-width:820px){
  .flow__steps{grid-template-columns:repeat(2,1fr)}
  .flow__step:nth-child(2)::after{display:none}
}
@media(max-width:680px){
  .worklist{grid-template-columns:1fr}
}
@media(max-width:1040px){
  .hero__visual{opacity:.5;width:54vw;right:-8%}
  .subhero__visual{opacity:.42;width:46vw;right:-4%}
}
@media(max-width:760px){
  .hero__visual,.subhero__visual{
    opacity:.16;width:88vw;right:auto;left:50%;top:46%;
    transform:translate(-50%,-50%);animation:none;
  }
  /* スマホでは写真を上寄せ＆全体を強めに暗くして文字を読みやすく */
  .hero__photo{background-position:72% center}
  .hero__bg{
    background:
      linear-gradient(180deg, rgba(8,8,10,.72) 0%, rgba(8,8,10,.62) 40%, rgba(8,8,10,.85) 100%),
      radial-gradient(700px 500px at 70% 22%, rgba(255,213,0,.12), transparent 60%);
  }
}
@media(max-width:560px){
  .flow__steps{grid-template-columns:1fr}
  .flow__step::after{display:none!important}
  .subhero{padding:140px 0 64px}
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:.9s var(--ease)}
.reveal.is-in{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .service__grid{grid-template-columns:repeat(2,1fr)}
  .about__body{grid-template-columns:1fr;gap:30px}
  .recruit__layout{grid-template-columns:1fr;gap:40px}
}
@media(max-width:760px){
  .hamburger{display:flex}
  /* スマホでは backdrop-filter を使わない。
     これが残ると fixed のメニューがヘッダーの帯の中に閉じ込められてしまうため。 */
  .header,
  .header.is-scrolled,
  .header.is-menu-open{
    -webkit-backdrop-filter:none !important;
    backdrop-filter:none !important;
  }
  .header.is-scrolled{background:rgba(10,10,12,.95)}
  .nav{
    position:fixed;inset:0;z-index:115;
    background:#0a0a0c;
    background-image:
      radial-gradient(680px 460px at 78% 18%, rgba(255,213,0,.12), transparent 60%),
      radial-gradient(620px 520px at 10% 100%, rgba(0,224,198,.08), transparent 55%);
    display:flex;align-items:center;justify-content:center;
    transform:translateX(100%);transition:.45s var(--ease);
  }
  .nav.is-open{transform:translateX(0)}
  .nav__list{flex-direction:column;gap:24px;text-align:center}
  .nav__link{font-size:1.1rem}
  /* dropdown becomes inline indented list on mobile */
  .nav__item--has-child{display:flex;flex-direction:column;align-items:center;gap:16px}
  .nav__caret{display:none}
  .dropdown{
    position:static;transform:none;opacity:1;visibility:visible;
    min-width:0;background:none;border:0;box-shadow:none;backdrop-filter:none;
    padding:0;gap:14px;
  }
  .dropdown::before,.dropdown::after{display:none}
  .dropdown a{justify-content:center;color:rgba(255,255,255,.6);font-size:.98rem;padding:2px}
  .dropdown a:hover{background:none;color:var(--accent)}
  .service__grid{grid-template-columns:1fr}
  .strength__grid{grid-template-columns:1fr}
  .about__stats{grid-template-columns:1fr;gap:30px}
  .company__table dl{grid-template-columns:1fr;gap:6px;padding:18px 4px}
  .footer__inner{flex-direction:column;gap:30px}
  .hero__actions .btn,.contact__actions .btn{flex:1 1 auto}
}
@media(max-width:430px){
  body{font-size:15px}
  .btn{padding:14px 22px}
  .card{padding:32px 24px}
  .strength__item{padding:36px 28px}
}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}