/* NEXT MOTION corporate site */
:root{
  --red:#e60021;--red-dark:#bc001c;--red-text:#ff4d63;
  --ink:#0a0b0d;--ink-2:#0f1115;--panel:#16181d;
  --text:#ffffff;--sub:#c4c5c8;--muted:#9a9ca1;--line:#2c2f35;
  --light:#f5f5f4;--light-text:#16171a;--light-sub:#4a4c52;--light-line:#d9d9d6;
  --serif:'Noto Serif JP','Yu Mincho','Hiragino Mincho ProN',serif;
  --sans:'Noto Sans JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;
  --header-h:80px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:var(--text);font-family:var(--sans);line-height:1.8;font-feature-settings:"palt"}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{font-weight:600}
ol,ul{list-style:none;margin:0;padding:0}
.container{width:min(1180px,calc(100% - 64px));margin-inline:auto}
.nw{display:inline-block}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;top:-60px;left:16px;background:#fff;color:#000;padding:10px 14px;z-index:100}
.skip:focus{top:10px}
:focus-visible{outline:2px solid var(--red-text);outline-offset:3px}

/* Header */
.site-header{position:fixed;inset:0 0 auto;height:var(--header-h);z-index:50;background:linear-gradient(#08090bcc,#08090b00);transition:background .3s,box-shadow .3s}
.site-header.scrolled{background:#0a0b0deb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 0 #ffffff14}
.nav-wrap{width:min(1320px,calc(100% - 64px));margin:auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:block;width:220px;flex-shrink:0}
.brand img{width:100%}
.nav{display:flex;align-items:center;gap:28px;font-size:13px;font-weight:700;letter-spacing:.04em}
.nav a{position:relative;padding:6px 0}
.nav a:not(.nav-contact)::after{content:'';position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:not(.nav-contact):hover::after{transform:scaleX(1)}
.nav-contact{background:var(--red);padding:11px 22px!important;transition:background .2s}
.nav-contact:hover{background:var(--red-dark)}
.menu-toggle{display:none}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;padding:15px 24px;min-width:180px;font-size:14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s}
.btn.primary{background:var(--red);color:#fff}
.btn.primary:hover{background:var(--red-dark)}
.btn.ghost{border-color:#ffffffaa}
.btn.ghost:hover{background:#ffffff1a}
.btn span{transition:transform .2s}
.btn:hover span{transform:translateX(4px)}
.btn:disabled{background:#3a3c42;color:#c9c9cc;cursor:not-allowed}
.btn:disabled:hover span{transform:none}

/* Shared */
.eyebrow{font-size:12px;color:var(--red-text);font-weight:800;letter-spacing:.24em;margin:0 0 18px}
.section-light .eyebrow{color:#c8001d}
h2{font-family:var(--serif);font-size:clamp(28px,3.6vw,46px);line-height:1.5;letter-spacing:.04em;margin:0 0 28px}
.section-dark{background:var(--ink-2)}
.section-light{background:var(--light);color:var(--light-text)}
.purpose,.business,.projects,.company,.news,.contact{padding:110px 0}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px}
.section-heading h2{margin-bottom:0}
.section-heading>p{font-size:14px;color:var(--sub);margin:0}
.section-light .section-heading>p{color:var(--light-sub)}

/* Hero */
.hero{position:relative;min-height:max(680px,100svh);display:flex;align-items:center;overflow:hidden;background:#101216}
.hero-art{position:absolute;inset:0 0 0 36%;background:linear-gradient(90deg,#101216 0%,#10121600 30%),linear-gradient(0deg,#07090bcc 0%,#07090b00 35%),url('assets/hero.jpg') 18% 35%/cover no-repeat;animation:heroZoom 18s ease-out both}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-inner{position:relative;padding-block:calc(var(--header-h) + 40px) 90px}
.hero h1{font-family:var(--serif);font-size:clamp(52px,6.4vw,92px);line-height:1.25;letter-spacing:.08em;margin:0}
.hero h1 .accent{color:var(--red)}
.hero-en{font-family:Georgia,'Times New Roman',serif;font-style:italic;letter-spacing:.1em;font-size:clamp(15px,1.8vw,21px);color:#e8e8e8;margin:12px 0 44px}
.hero-lead{font-size:clamp(19px,2.3vw,26px);font-weight:700;line-height:1.7;margin:0 0 14px}
.hero-desc{font-size:15px;color:#d6d6d8;margin:0}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.scroll-cue{position:absolute;bottom:32px;right:5%;display:flex;flex-direction:column;align-items:center;gap:10px;font-size:11px;letter-spacing:.24em}
.scroll-cue i{display:block;width:1px;height:56px;background:linear-gradient(#fff,#fff0);animation:cue 2s ease-in-out infinite;transform-origin:top}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}

/* Purpose */
.purpose-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;align-items:end}
.body-copy{color:var(--sub);font-size:15px;max-width:560px;margin:0}
.value-list{display:grid;grid-template-columns:repeat(3,1fr);text-align:center}
.value-list li{padding:26px 12px;border-left:1px solid var(--line)}
.value-list li:last-child{border-right:1px solid var(--line)}
.value-list span{font-size:11px;color:var(--red-text);letter-spacing:.1em;font-weight:700}
.value-list h3{font-family:var(--serif);font-size:28px;margin:8px 0 4px}
.value-list p{font-size:13px;color:var(--muted);margin:0}

/* Business */
.business-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.business-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid #ffffff0d;transition:border-color .3s,transform .3s}
.business-card:hover{border-color:#e6002166;transform:translateY(-4px)}
.card-media{aspect-ratio:16/10;overflow:hidden;background:#101319}
.card-media img,.card-media svg{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}
.business-card:hover .card-media img,.business-card:hover .card-media svg{transform:scale(1.06)}
.card-content{display:flex;flex-direction:column;flex:1;padding:22px 22px 24px}
.card-no{font-family:Georgia,serif;color:var(--red);font-size:34px;line-height:1}
.card-content h3{font-size:14px;line-height:1.5;letter-spacing:.06em;margin:14px 0 4px}
.card-ja{font-size:12px;color:var(--muted);margin:0 0 12px!important}
.card-content p{font-size:13px;color:var(--sub);line-height:1.75;margin:0 0 20px}
.card-link{margin-top:auto;align-self:flex-start;font-size:13px;font-weight:700;border-bottom:1px solid var(--red);padding-bottom:4px}
.card-link:hover{color:var(--red-text)}

/* Statement */
.statement{padding:120px 0;background:linear-gradient(90deg,#05080bf0 0%,#05080bb3 60%,#05080b80),url('assets/hero.jpg') center 75%/cover}
.statement h2{margin-bottom:44px}
.statement h2 span{color:var(--red-text)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);max-width:880px;border-top:1px solid #ffffff33}
.flow li{padding:18px 16px 0 0;font-size:15px;font-weight:700}
.flow b{display:block;font-family:Georgia,serif;font-weight:400;color:var(--red-text);font-size:13px;letter-spacing:.1em;margin-bottom:4px}

/* Projects */
.project-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--light-line)}
.project-list article{padding:32px 32px 8px 0;border-right:1px solid var(--light-line)}
.project-list article+article{padding-left:32px}
.project-list article:last-child{border-right:0}
.tag{display:block;color:#c8001d;font-size:11px;font-weight:700;letter-spacing:.14em}
.project-list h3{font-family:var(--serif);font-size:20px;line-height:1.55;margin:10px 0 12px}
.project-list p{font-size:14px;color:var(--light-sub);margin:0}

/* Company */
.company-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:70px}
.company-lead{color:var(--sub);margin:0}
.company-table{margin:0;border-top:1px solid var(--line)}
.company-table div{display:grid;grid-template-columns:130px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);font-size:15px}
.company-table dt{color:var(--muted);font-size:14px}
.company-table dd{margin:0}

/* News */
.news-grid{display:grid;grid-template-columns:280px 1fr;gap:50px}
.news-list{border-top:1px solid var(--light-line)}
.news-list li{border-bottom:1px solid var(--light-line)}
.news-item{display:grid;grid-template-columns:110px 100px 1fr;gap:16px;align-items:baseline;padding:20px 0;font-size:15px}
a.news-item:hover .news-title{color:#c8001d}
.news-item time{font-family:Georgia,serif;color:var(--light-sub)}
.news-cat{font-size:11px;border:1px solid #bdbdba;text-align:center;padding:2px 6px}
.news-empty{padding:22px 0;color:var(--light-sub)}

/* Contact */
.contact{background:radial-gradient(ellipse at 50% 120%,#4b0a15 0%,var(--ink) 62%)}
.contact-inner{display:grid;grid-template-columns:1fr 1.2fr;gap:70px;align-items:start}
.contact-head h2{font-size:clamp(32px,4.2vw,54px)}
.contact-head p:last-child{color:var(--sub)}
.contact-form{background:#ffffff08;border:1px solid #ffffff17;padding:36px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;min-width:0}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{font-size:13px;font-weight:700}
.field em{font-style:normal;font-size:10px;background:var(--red);padding:1px 6px;margin-left:6px;vertical-align:2px}
.field input,.field select,.field textarea{width:100%;background:#0b0c0f;border:1px solid #3a3d44;padding:13px 14px;border-radius:0;font-size:16px;transition:border-color .2s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red-text);outline:none}
.field textarea{resize:vertical}
.consent{display:flex;align-items:center;gap:10px;font-size:14px;margin:4px 0 16px;cursor:pointer}
.consent input{width:18px;height:18px;accent-color:var(--red)}
.consent a{text-decoration:underline;text-underline-offset:3px}
.form-status{min-height:1.5em;font-size:13px;color:var(--sub);margin:0 0 16px}
.form-status.error{color:var(--red-text)}

/* Footer */
.footer{background:#050607;border-top:1px solid #1f2125;padding:40px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-brand img{width:170px}
.footer-nav{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:13px;color:var(--sub)}
.footer-nav a:hover{color:#fff}
.copy{font-size:12px;color:var(--muted);margin:0;width:100%}

/* ---------- Tablet ---------- */
@media (max-width:1080px){
  .nav{gap:18px;font-size:12px}
  .brand{width:190px}
  .business-grid{grid-template-columns:repeat(2,1fr)}
  .purpose-grid{gap:40px}
  .contact-inner{grid-template-columns:1fr;gap:30px}
}

/* ---------- Mobile ---------- */
@media (max-width:820px){
  :root{--header-h:64px}
  .container,.nav-wrap{width:calc(100% - 40px)}
  .brand{width:180px}
  .menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:44px;height:44px;border:0;background:none;padding:10px;cursor:pointer;z-index:60}
  .menu-toggle span{display:block;width:24px;height:2px;background:#fff;transition:transform .25s,opacity .25s}
  .menu-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .menu-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
  .menu-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav{position:fixed;inset:var(--header-h) 0 0;background:#0a0b0dfa;flex-direction:column;align-items:stretch;gap:0;padding:16px 20px 40px;font-size:16px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s,transform .25s,visibility .25s;overflow-y:auto}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .nav a{padding:16px 4px!important;border-bottom:1px solid #22252a}
  .nav a::after{display:none}
  .nav-contact{text-align:center;margin-top:20px;border-bottom:0!important}
  .site-header:has(.nav.open){background:#0a0b0d}
  .purpose,.business,.projects,.company,.news,.contact{padding:72px 0}
  .hero{min-height:max(620px,100svh)}
  .hero-art{inset:0;background:linear-gradient(90deg,#07090bf0 0%,#07090b99 100%),linear-gradient(0deg,#07090bdd 0%,#07090b00 45%),url('assets/hero.jpg') 62% 30%/cover no-repeat}
  .hero h1{font-size:clamp(40px,11vw,64px);letter-spacing:.05em}
  .hero-en{margin-bottom:30px}
  .hero-lead{font-size:18px}
  .hero-desc{font-size:14px}
  .btn{min-width:0;flex:1 1 150px;gap:16px}
  .scroll-cue{display:none}
  .purpose-grid,.company-grid,.news-grid{grid-template-columns:1fr;gap:28px}
  .value-list{grid-template-columns:1fr;text-align:left}
  .value-list li,.value-list li:last-child{display:grid;grid-template-columns:96px 64px 1fr;align-items:center;gap:8px;padding:16px 0;border:0;border-top:1px solid var(--line)}
  .value-list li:last-child{border-bottom:1px solid var(--line)}
  .value-list h3{font-size:22px;margin:0}
  .value-list p{font-size:13px}
  .section-heading{display:block;margin-bottom:32px}
  .section-heading>p{margin-top:14px}
  .business-grid{grid-template-columns:1fr;gap:20px}
  .statement{padding:84px 0}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:18px}
  .project-list{grid-template-columns:1fr}
  .project-list article,.project-list article+article{padding:26px 0;border-right:0;border-bottom:1px solid var(--light-line)}
  .company-table div{grid-template-columns:92px 1fr;gap:12px;font-size:14px}
  .news-item{grid-template-columns:auto auto;gap:6px 12px;font-size:14px}
  .news-title{grid-column:1/-1}
  .contact-form{padding:22px 18px}
  .field-row{grid-template-columns:1fr;gap:0}
  .contact-form .btn{width:100%}
  .footer-inner{flex-direction:column;align-items:flex-start}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}