/* ============================================================
   株式会社伸テック コーポレートサイト
   インダストリアル・ブルータリズム版 共通スタイル
============================================================ */
:root{
  --paper:#e6e3da;        /* コンクリート */
  --paper-2:#dcd8cc;
  --card:#efece4;
  --ink:#111210;          /* ニアブラック */
  --ink-2:#1c1d1a;
  --ink-soft:#3a3b37;
  --steel:#6c6d66;
  --line:#111210;
  --accent:#ff4d00;       /* ホットオレンジ */
  --accent-2:#ff6a2b;
  --white:#fff;
  --maxw:1240px;
  --disp:"Anton",sans-serif;
  --mono:"Space Mono",monospace;
  --jp:"Zen Kaku Gothic New",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--jp);background:var(--paper);color:var(--ink);line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
::selection{background:var(--accent);color:#fff}

/* grain/concrete texture overlay */
body::before{content:"";position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.04;
  background-image:radial-gradient(var(--ink) 1px,transparent 1px);background-size:4px 4px;mix-blend-mode:multiply}

/* ===== header ===== */
header.nav{position:sticky;top:0;z-index:200;display:flex;align-items:center;justify-content:space-between;
  padding:14px 26px;background:var(--paper);border-bottom:2px solid var(--ink);transition:padding .3s}
header.nav.scrolled{padding:9px 26px}
.brand{display:flex;align-items:center;gap:11px}
.brand .mark{width:26px;height:26px;background:var(--accent);clip-path:polygon(50% 0,100% 38%,82% 100%,18% 100%,0 38%);transition:.5s}
header.nav.scrolled .brand .mark{transform:rotate(360deg)}
.brand .name{font-family:var(--disp);font-size:1.35rem;letter-spacing:.06em;line-height:.9;text-transform:uppercase}
.brand .name small{display:block;font-family:var(--mono);font-size:.56rem;color:var(--steel);letter-spacing:.2em;font-weight:700;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-family:var(--mono);font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:8px 12px;transition:.18s}
.nav-links a:not(.nav-recruit):hover{background:var(--ink);color:var(--paper)}
.nav-links a.active{color:var(--accent)}
.nav-recruit{background:var(--accent);color:#fff!important;border:2px solid var(--ink);padding:8px 16px;box-shadow:3px 3px 0 var(--ink);transition:.15s}
.nav-recruit:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px}
.nav-toggle span{width:26px;height:2px;background:var(--ink);display:block}
@media(max-width:920px){
  .nav-links{position:fixed;inset:55px 0 auto 0;flex-direction:column;align-items:flex-start;background:var(--paper);
    border-bottom:2px solid var(--ink);padding:18px 26px;gap:6px;transform:translateY(-130%);transition:.35s}
  .nav-links.open{transform:none}.nav-toggle{display:flex}
  .nav-links a{width:100%}
}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-weight:700;text-transform:uppercase;
  letter-spacing:.06em;padding:15px 28px;font-size:.82rem;border:2px solid var(--ink);transition:.15s;background:var(--paper);color:var(--ink)}
.btn-fire{background:var(--accent);color:#fff;box-shadow:5px 5px 0 var(--ink)}
.btn-fire:hover{transform:translate(3px,3px);box-shadow:2px 2px 0 var(--ink)}
.btn-dark{background:var(--ink);color:var(--paper);box-shadow:5px 5px 0 var(--accent)}
.btn-dark:hover{transform:translate(3px,3px);box-shadow:2px 2px 0 var(--accent)}
.btn-light{background:var(--paper);color:var(--ink);box-shadow:5px 5px 0 var(--ink)}
.btn-light:hover{transform:translate(3px,3px);box-shadow:2px 2px 0 var(--ink)}
.btn-outline{background:transparent;color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:var(--paper)}

/* ===== top hero ===== */
.hero{position:relative;min-height:94vh;display:flex;align-items:stretch;border-bottom:2px solid var(--ink);overflow:hidden}
.hero .bg{position:absolute;inset:0;z-index:0}
.hero .bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12) brightness(.62);animation:kb 20s ease-out infinite alternate}
@keyframes kb{0%{transform:scale(1.04)}100%{transform:scale(1.16)}}
.hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(17,18,16,.86) 30%,rgba(17,18,16,.5))}
.hero .inner{position:relative;z-index:3;padding:130px 26px 80px;color:var(--paper);align-self:center;width:100%}
.hero .tagline{font-family:var(--mono);font-size:.74rem;letter-spacing:.24em;color:var(--accent-2);text-transform:uppercase;
  border:1px solid var(--accent-2);display:inline-block;padding:6px 12px;margin-bottom:26px;opacity:0;animation:fadeUp .7s .6s forwards}
.hero h1{font-family:var(--jp);font-weight:900;font-size:clamp(2.4rem,7vw,5.2rem);line-height:1.04;letter-spacing:.01em;margin-bottom:24px;opacity:0;animation:fadeUp .9s .75s forwards}
.hero h1 .accent{color:var(--accent)}
.hero .en-big{font-family:var(--disp);font-size:clamp(3rem,11vw,8rem);line-height:.84;letter-spacing:.01em;color:transparent;-webkit-text-stroke:1.5px rgba(230,227,218,.5);margin-bottom:18px;opacity:0;animation:fadeUp .9s .55s forwards}
.hero p{font-size:1.02rem;color:rgba(230,227,218,.84);max-width:520px;margin-bottom:34px;opacity:0;animation:fadeUp .9s 1s forwards}
.hero .hero-cta{display:flex;gap:14px;flex-wrap:wrap;opacity:0;animation:fadeUp .9s 1.15s forwards}
.hero .meta{position:absolute;right:26px;bottom:24px;z-index:3;font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;color:rgba(230,227,218,.6);text-align:right;line-height:1.9}
@keyframes fadeUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}

/* ===== page hero (subpages) ===== */
.page-hero{position:relative;padding:90px 0 50px;background:var(--ink);color:var(--paper);border-bottom:2px solid var(--ink);overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border:2px solid rgba(255,77,0,.4);animation:rotor 24s linear infinite}
@keyframes rotor{to{transform:rotate(360deg)}}
.page-hero .en{font-family:var(--mono);font-size:.74rem;letter-spacing:.24em;color:var(--accent-2);text-transform:uppercase;margin-bottom:14px;opacity:0;animation:fadeUp .7s .05s forwards}
.page-hero h1{font-family:var(--jp);font-weight:900;font-size:clamp(2rem,5vw,3.2rem);line-height:1.2;opacity:0;animation:fadeUp .8s .15s forwards}
.page-hero p{color:rgba(230,227,218,.7);margin-top:12px;max-width:640px;opacity:0;animation:fadeUp .8s .3s forwards}
.crumbs{font-family:var(--mono);font-size:.7rem;color:var(--steel);margin-top:18px;letter-spacing:.08em}
.crumbs a:hover{color:var(--accent-2)}

/* ===== sections ===== */
section{padding:90px 0;position:relative;z-index:2}
.sec-label{font-family:var(--mono);font-size:.74rem;letter-spacing:.16em;color:var(--ink);text-transform:uppercase;margin-bottom:16px;display:inline-block;font-weight:700}
.sec-label::before{content:"// ";color:var(--accent)}
.sec-title{font-family:var(--jp);font-weight:900;font-size:clamp(1.7rem,4vw,2.8rem);line-height:1.3;margin-bottom:16px;letter-spacing:.01em}
.sec-title .u{box-shadow:inset 0 -.32em 0 var(--accent)}
.sec-lead{color:var(--ink-soft);max-width:740px}
.bg-soft{background:var(--paper-2);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink)}
.bg-dark{background:var(--ink);color:var(--paper);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink)}
.bg-dark .sec-lead{color:rgba(230,227,218,.72)}
.bg-dark .sec-label{color:var(--paper)}

/* ===== marquee ===== */
.marquee{background:var(--ink);color:var(--paper);padding:12px 0;overflow:hidden;white-space:nowrap;border-bottom:2px solid var(--ink)}
.marquee .t{display:inline-block;animation:mq 22s linear infinite;font-family:var(--disp);font-size:1.15rem;letter-spacing:.06em;text-transform:uppercase}
.marquee .t span{margin:0 22px}
.marquee .t span:nth-child(even){color:var(--accent)}
@keyframes mq{to{transform:translateX(-50%)}}

/* ===== pillars ===== */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:46px;border:2px solid var(--ink)}
.pillar{background:var(--card);border-right:2px solid var(--ink);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.pillar:last-child{border-right:0}
.pillar:hover{background:var(--ink);color:var(--paper)}
.pillar .pic{aspect-ratio:16/10;overflow:hidden;border-bottom:2px solid var(--ink)}
.pillar .pic img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.1);transition:.5s}
.pillar:hover .pic img{filter:grayscale(0) contrast(1);transform:scale(1.06)}
.pillar .body{padding:26px 24px;flex:1;display:flex;flex-direction:column}
.pillar .no{font-family:var(--disp);color:var(--accent);font-size:1.6rem;line-height:1}
.pillar h3{font-family:var(--jp);font-weight:900;font-size:1.3rem;margin:6px 0 10px}
.pillar p{font-size:.9rem;color:var(--ink-soft);flex:1}
.pillar:hover p{color:rgba(230,227,218,.8)}
.pillar .more{margin-top:16px;font-family:var(--mono);font-size:.74rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.06em}
@media(max-width:860px){.pillars{grid-template-columns:1fr}.pillar{border-right:0;border-bottom:2px solid var(--ink)}.pillar:last-child{border-bottom:0}}

/* ===== facts ===== */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border:2px solid var(--ink);background:var(--ink)}
.facts .f{background:var(--ink);padding:42px 18px;text-align:center;border-right:2px solid var(--steel);position:relative}
.facts .f:last-child{border-right:0}
.facts .f .n{font-family:var(--disp);font-size:clamp(2.4rem,5vw,3.6rem);color:var(--accent);line-height:.9}
.facts .f .n .suf{font-size:.42em;margin-left:3px;color:var(--paper)}
.facts .f .l{font-family:var(--mono);font-size:.72rem;color:rgba(230,227,218,.7);margin-top:14px;letter-spacing:.06em}
@media(max-width:680px){.facts{grid-template-columns:1fr 1fr}.facts .f:nth-child(2){border-right:0}.facts .f:nth-child(1),.facts .f:nth-child(2){border-bottom:2px solid var(--steel)}}

/* ===== split ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch;border:2px solid var(--ink)}
.split .pic{position:relative;overflow:hidden;border-right:2px solid var(--ink)}
.split.rev .pic{border-right:0;border-left:2px solid var(--ink);order:2}
.split .pic img{width:100%;height:100%;object-fit:cover;min-height:340px;filter:grayscale(1) contrast(1.1);transition:.6s}
.split:hover .pic img{filter:grayscale(0)}
.split .txt{padding:48px 44px;background:var(--card);display:flex;flex-direction:column;justify-content:center}
.split .txt h2{font-family:var(--jp);font-weight:900;font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.4;margin-bottom:18px}
.split .txt p{color:var(--ink-soft);margin-bottom:16px}
@media(max-width:860px){.split{grid-template-columns:1fr}.split .pic,.split.rev .pic{border-right:0;border-left:0;border-bottom:2px solid var(--ink);order:0}.split .txt{padding:32px 26px}}

/* ===== service grid ===== */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:10px}
.svc{display:grid;grid-template-columns:160px 1fr;background:var(--card);border:2px solid var(--ink);overflow:hidden;box-shadow:5px 5px 0 var(--ink);transition:.15s}
.svc:hover{transform:translate(3px,3px);box-shadow:2px 2px 0 var(--ink)}
.svc .pic{overflow:hidden;border-right:2px solid var(--ink)}
.svc .pic img{width:100%;height:100%;object-fit:cover;min-height:150px;filter:grayscale(1) contrast(1.1);transition:.5s}
.svc:hover .pic img{filter:grayscale(0)}
.svc .body{padding:20px 22px}
.svc .body .en{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;color:var(--accent);text-transform:uppercase}
.svc .body h3{font-family:var(--jp);font-weight:900;font-size:1.2rem;margin:4px 0 8px}
.svc .body p{font-size:.86rem;color:var(--ink-soft)}
@media(max-width:860px){.svc-grid{grid-template-columns:1fr}}
@media(max-width:420px){.svc{grid-template-columns:1fr}.svc .pic{border-right:0;border-bottom:2px solid var(--ink)}.svc .pic img{min-height:180px}}

/* ===== timeline ===== */
.timeline{margin-top:18px;border-left:2px solid var(--ink);padding-left:0}
.tl{position:relative;padding:22px 0 22px 34px;border-bottom:1px dashed var(--ink)}
.tl::before{content:"";position:absolute;left:-9px;top:28px;width:16px;height:16px;background:var(--accent);border:2px solid var(--ink)}
.tl .yr{font-family:var(--disp);color:var(--ink);font-size:1.3rem;letter-spacing:.04em}
.tl p{color:var(--ink-soft);font-size:.92rem}

/* ===== info table ===== */
.info{width:100%;border-collapse:collapse;border:2px solid var(--ink)}
.info th,.info td{text-align:left;padding:18px 18px;border-bottom:2px solid var(--ink);font-size:.94rem;vertical-align:top}
.info tr:last-child th,.info tr:last-child td{border-bottom:0}
.info th{width:210px;font-family:var(--mono);font-weight:700;color:var(--ink);background:var(--paper-2);border-right:2px solid var(--ink);text-transform:uppercase;font-size:.78rem;letter-spacing:.04em}
.info td{color:var(--ink-soft);background:var(--card)}
@media(max-width:680px){.info th{width:120px;font-size:.7rem}}

/* ===== message ===== */
.message{display:grid;grid-template-columns:.8fr 1.2fr;gap:0;border:2px solid var(--ink)}
.message .pic{border-right:2px solid var(--ink);overflow:hidden}
.message .pic img{width:100%;height:100%;object-fit:cover;min-height:380px;filter:grayscale(1) contrast(1.1)}
.message .body{padding:44px;background:var(--card)}
.message blockquote{font-family:var(--jp);font-weight:900;font-size:clamp(1.3rem,2.6vw,1.8rem);line-height:1.6;margin-bottom:22px}
.message .body p{color:var(--ink-soft);margin-bottom:14px;font-size:.94rem}
.message .sign{margin-top:20px;font-family:var(--mono);font-size:.8rem;color:var(--steel)}
.message .sign b{font-family:var(--jp);font-size:1.3rem;color:var(--ink);margin-left:10px}
@media(max-width:860px){.message{grid-template-columns:1fr}.message .pic{border-right:0;border-bottom:2px solid var(--ink)}.message .pic img{min-height:260px}.message .body{padding:30px 26px}}

/* ===== values ===== */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value{background:var(--card);border:2px solid var(--ink);padding:30px 26px;box-shadow:6px 6px 0 var(--ink);transition:.15s}
.value:hover{transform:translate(3px,3px);box-shadow:3px 3px 0 var(--accent);background:var(--ink);color:var(--paper)}
.value .en{font-family:var(--disp);font-size:1.4rem;color:var(--accent)}
.value h3{font-family:var(--jp);font-weight:900;font-size:1.2rem;margin:8px 0 12px;line-height:1.5}
.value p{font-size:.9rem;color:var(--ink-soft)}
.value:hover p{color:rgba(230,227,218,.8)}
@media(max-width:860px){.values{grid-template-columns:1fr}}

/* ===== clients ===== */
.client-card{background:var(--card);border:2px solid var(--ink);padding:36px 32px;display:flex;gap:28px;align-items:center;flex-wrap:wrap;box-shadow:6px 6px 0 var(--ink)}
.client-card .logo-box{width:120px;height:120px;border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font-family:var(--disp);color:var(--ink);text-align:center;font-size:1rem;line-height:1.1;flex-shrink:0;background:var(--paper-2)}
.client-card .info-box h3{font-family:var(--jp);font-weight:900;font-size:1.3rem;margin-bottom:8px}
.client-card .info-box p{color:var(--ink-soft);font-size:.92rem}
.domain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:34px;border:2px solid var(--ink)}
.domain{background:var(--card);border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:22px;font-family:var(--mono);font-weight:700;font-size:.82rem;display:flex;align-items:center;gap:12px;transition:.15s}
.domain:hover{background:var(--accent);color:#fff}
.domain::before{content:"▶";color:var(--accent);font-size:.7rem}
.domain:hover::before{color:#fff}
@media(min-width:861px){.domain:nth-child(3n){border-right:0}.domain:nth-child(n+4){}}
@media(max-width:860px){.domain-grid{grid-template-columns:1fr 1fr}.domain:nth-child(2n){border-right:0}}
@media(max-width:480px){.domain-grid{grid-template-columns:1fr}.domain{border-right:0}}

/* ===== CTA ===== */
.cta-band{background:var(--accent);color:#fff;text-align:center;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);position:relative;overflow:hidden}
.cta-band::before{content:"SHIN-TEC";position:absolute;font-family:var(--disp);font-size:24vw;color:rgba(0,0,0,.06);top:50%;left:50%;transform:translate(-50%,-50%);white-space:nowrap;z-index:0;letter-spacing:.02em}
.cta-band .wrap{position:relative;z-index:2}
.cta-band h2{font-family:var(--jp);font-weight:900;font-size:clamp(1.7rem,4vw,2.7rem);margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);margin-bottom:30px}
.cta-band .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-band .btn-fire{background:var(--ink);color:#fff;box-shadow:5px 5px 0 rgba(0,0,0,.35)}
.cta-band .btn-light{box-shadow:5px 5px 0 var(--ink)}

/* ===== contact form ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:42px;align-items:start}
.contact-info .blk{margin-bottom:26px;border-left:3px solid var(--accent);padding-left:16px}
.contact-info .blk .lab{font-family:var(--mono);font-weight:700;text-transform:uppercase;font-size:.74rem;letter-spacing:.08em;color:var(--steel);margin-bottom:4px}
.contact-info .blk .v{color:var(--ink-soft);font-size:.94rem}
.contact-info .tel{font-family:var(--disp);font-size:2rem;color:var(--ink);letter-spacing:.02em}
form.cf{background:var(--card);border:2px solid var(--ink);padding:32px;box-shadow:8px 8px 0 var(--ink)}
.cf .field{margin-bottom:20px}
.cf label{display:block;font-family:var(--mono);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.cf label .req{color:var(--accent);margin-left:8px}
.cf input,.cf select,.cf textarea{width:100%;background:var(--paper);border:2px solid var(--ink);color:var(--ink);font-family:var(--jp);font-size:1rem;padding:13px 14px;transition:.15s}
.cf input:focus,.cf select:focus,.cf textarea:focus{outline:none;background:#fff;box-shadow:4px 4px 0 var(--accent)}
.cf textarea{resize:vertical;min-height:130px}
.cf .err{color:#c0291a;font-family:var(--mono);font-size:.74rem;margin-top:6px;display:none}
.cf .field.invalid input,.cf .field.invalid select,.cf .field.invalid textarea{border-color:#c0291a}
.cf .field.invalid .err{display:block}
.cf .consent{display:flex;gap:10px;align-items:flex-start;font-size:.84rem;color:var(--ink-soft);background:var(--paper);border:2px solid var(--ink);padding:14px}
.cf .consent input{width:auto;margin-top:4px;accent-color:var(--accent)}
.cf .submit{width:100%;background:var(--accent);color:#fff;border:2px solid var(--ink);font-family:var(--mono);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:.92rem;padding:17px;cursor:pointer;box-shadow:5px 5px 0 var(--ink);transition:.15s}
.cf .submit:hover{transform:translate(3px,3px);box-shadow:2px 2px 0 var(--ink)}
.cf-done{display:none;background:var(--card);border:2px solid var(--ink);padding:52px 34px;text-align:center;box-shadow:8px 8px 0 var(--ink)}
.cf-done .ic{width:70px;height:70px;background:var(--accent);border:2px solid var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.1rem;margin:0 auto 22px}
.cf-done h2{font-family:var(--jp);font-weight:900;font-size:1.5rem;margin-bottom:12px}
.cf-done p{color:var(--ink-soft)}
.devnote{margin:0 0 22px;padding:14px 16px;border:2px dashed var(--ink);color:var(--ink-soft);font-family:var(--mono);font-size:.76rem;background:var(--paper-2)}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;gap:26px}}

/* ===== footer ===== */
footer.site{background:var(--ink);color:rgba(230,227,218,.7);padding:58px 0 28px;border-top:2px solid var(--ink)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid var(--steel)}
.foot-brand .name{font-family:var(--disp);font-size:1.6rem;color:#fff;display:flex;align-items:center;gap:10px;text-transform:uppercase}
.foot-brand .name .mark{width:24px;height:24px;background:var(--accent);clip-path:polygon(50% 0,100% 38%,82% 100%,18% 100%,0 38%)}
.foot-brand p{font-size:.86rem;margin-top:14px;max-width:320px}
.foot-col h4{font-family:var(--mono);color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.foot-col a{display:block;font-size:.84rem;padding:5px 0;transition:.15s}
.foot-col a:hover{color:var(--accent-2);padding-left:6px}
.foot-bottom{padding-top:22px;font-family:var(--mono);font-size:.72rem;color:var(--steel);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;letter-spacing:.04em}
@media(max-width:860px){.foot-top{grid-template-columns:1fr;gap:24px}}

/* ============================================================
   アニメーション・レイヤー
============================================================ */
#curtain{position:fixed;inset:0;z-index:9999;background:var(--ink);display:flex;align-items:center;justify-content:center;transition:transform .9s cubic-bezier(.77,0,.18,1)}
#curtain.up{transform:translateY(-100%)}
#curtain .c-mark{width:54px;height:54px;background:var(--accent);clip-path:polygon(50% 0,100% 38%,82% 100%,18% 100%,0 38%);animation:cspin 1s ease-in-out infinite}
@keyframes cspin{0%{transform:rotate(0) scale(1)}50%{transform:rotate(180deg) scale(1.18)}100%{transform:rotate(360deg) scale(1)}}

.reveal{opacity:0;transform:translateY(40px);transition:.8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.stag>*{opacity:0;transform:translateY(40px);transition:.8s cubic-bezier(.16,1,.3,1)}
.stag.in>*{opacity:1;transform:none}
.stag.in>*:nth-child(1){transition-delay:.05s}.stag.in>*:nth-child(2){transition-delay:.14s}
.stag.in>*:nth-child(3){transition-delay:.23s}.stag.in>*:nth-child(4){transition-delay:.32s}
.stag.in>*:nth-child(5){transition-delay:.41s}.stag.in>*:nth-child(6){transition-delay:.5s}
.timeline .tl{opacity:0;transform:translateX(-24px);transition:.7s cubic-bezier(.16,1,.3,1)}
.timeline.in .tl{opacity:1;transform:none}
.timeline.in .tl:nth-child(2){transition-delay:.1s}.timeline.in .tl:nth-child(3){transition-delay:.2s}
.timeline.in .tl:nth-child(4){transition-delay:.3s}.timeline.in .tl:nth-child(5){transition-delay:.4s}
.split{opacity:0;transform:translateY(40px);transition:.9s cubic-bezier(.16,1,.3,1)}
.split.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal,.stag>*,.tl,.split{opacity:1!important;transform:none!important}}

/* ===== モバイル余白の最適化（パツパツ解消） ===== */
@media(max-width:600px){
  .wrap{padding:0 22px}
  .hero{min-height:auto}
  .hero .inner{padding:104px 22px 60px}
  .hero .en-big{font-size:clamp(2.2rem,13vw,4rem);word-break:break-word;margin-bottom:14px}
  .hero h1{font-size:clamp(1.9rem,8.4vw,2.8rem);line-height:1.12}
  .hero p{font-size:.95rem}
  .hero .tagline{margin-bottom:20px}
  .hero .meta{display:none}
  .hero .hero-cta{flex-direction:column;align-items:stretch}
  .hero .hero-cta .btn{width:100%;justify-content:center}
  .page-hero{padding:68px 0 38px}
  section{padding:62px 0}
  .split .txt{padding:30px 22px}
  .message .body{padding:28px 22px}
  .svc .body{padding:18px}
  .facts .f{padding:30px 12px}
  .cta-band::before{font-size:42vw}
  form.cf{padding:24px 20px}
}