/* =========================================================
   株式会社ユーワン（You-1）  |  Corporate site  v2 (renewal)
   Palette : deep navy-black × brand orange  /  Type : Montserrat × Noto Sans JP
   ========================================================= */
:root{
  --bg:#0b0d12;
  --bg2:#12151d;
  --bg3:#171b26;
  --bg-light:#f7f7f8;
  --ink:#f3f4f6;
  --ink2:#c7cad2;
  --ink-light:#14161c;
  --ink-light2:#5a5f6b;
  --muted:#9aa0ad;
  --accent:#FF6B00;
  --accent-2:#FF9500;
  --line:rgba(243,244,246,.1);
  --line-strong:rgba(243,244,246,.22);
  --line-light:rgba(20,22,28,.1);
  --line-light-strong:rgba(20,22,28,.18);
  --head:"Montserrat",sans-serif;
  --jp:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
  --mono:"DM Mono","SFMono-Regular",Consolas,monospace;
  --ease:cubic-bezier(.22,1,.36,1);
  --gutter:clamp(20px,5vw,80px);
  --header-h:84px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:auto;-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--jp);font-size:15px;line-height:1.9;letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;font-family:var(--jp);line-height:1.3}
p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--accent);color:#fff}

/* ---- utilities ---- */
.container{width:min(1240px,100% - var(--gutter)*2);margin-inline:auto}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase}
.head{font-family:var(--head)}
.accent{color:var(--accent)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.line-clip{overflow:hidden;display:block}
.sec{position:relative;padding-block:clamp(96px,12vw,170px)}
.sec--light{background:var(--bg-light);color:var(--ink-light)}
.sec--light .mono.accent{color:var(--accent)}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:clamp(40px,6vw,72px)}
.sec-head .eyebrow{display:flex;align-items:center;gap:14px;color:var(--accent)}
.sec-head .eyebrow::before{content:"";width:34px;height:1px;background:var(--accent)}
.sec-head h2{font-size:clamp(30px,4.6vw,56px);letter-spacing:.01em}
.sec-head .lead{max-width:600px;color:var(--ink2);font-size:15px}
.sec--light .sec-head .lead{color:var(--ink-light2)}
.sec-head.center{align-items:center;text-align:center}
.sec-head.center .lead{margin-inline:auto}
.sec-head.center .eyebrow{justify-content:center}

/* ---- Buttons ---- */
.btn{
  --pad:18px 34px;position:relative;display:inline-flex;align-items:center;gap:14px;
  padding:var(--pad);border:1px solid var(--line-strong);border-radius:999px;
  font-family:var(--jp);font-size:13px;letter-spacing:.08em;font-weight:500;
  overflow:hidden;isolation:isolate;transition:color .4s var(--ease),border-color .4s var(--ease);
}
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;background:var(--accent);
  transform:translateY(101%);transition:transform .5s var(--ease);border-radius:inherit;
}
.btn:hover{color:#fff;border-color:var(--accent)}
.btn:hover::before{transform:translateY(0)}
.btn .arr{width:34px;height:34px;border-radius:50%;border:1px solid currentColor;display:grid;place-items:center;transition:transform .5s var(--ease);flex:none}
.btn .arr svg{width:12px;height:12px}
.btn:hover .arr{transform:rotate(-45deg)}
.btn--solid{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn--solid::before{background:var(--ink)}
.btn--solid:hover{color:var(--bg)}
.btn--sm{--pad:11px 20px 11px 22px;font-size:12px}
.btn--sm .arr{width:26px;height:26px}
.btn--sm .arr svg{width:10px;height:10px}
@media(max-width:1000px){.btn--sm{display:none}}

/* ---- Cursor ---- */
.cursor,.cursor-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:9999;border-radius:50%;mix-blend-mode:difference}
.cursor{width:8px;height:8px;background:#fff;transform:translate(-50%,-50%)}
.cursor-ring{width:38px;height:38px;border:1px solid rgba(255,255,255,.75);transform:translate(-50%,-50%);transition:width .35s var(--ease),height .35s var(--ease),background .35s var(--ease)}
.cursor-ring.is-hover{width:60px;height:60px;background:rgba(255,107,0,.18);border-color:var(--accent)}
@media(hover:none),(pointer:coarse){.cursor,.cursor-ring{display:none}}

/* ---- Loader ---- */
.loader{position:fixed;inset:0;z-index:10000;background:var(--bg);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:22px}
.loader__logo{font-family:var(--head);font-weight:800;font-size:clamp(32px,6vw,56px);color:var(--ink);letter-spacing:.02em;overflow:hidden;opacity:0;transform:translateY(16px);animation:loaderIn .8s .15s var(--ease) forwards}
.loader__logo span{color:var(--accent)}
.loader__bar{width:140px;height:1px;background:var(--line);overflow:hidden}
.loader__bar i{display:block;height:100%;width:100%;background:var(--accent);transform-origin:left;transform:scaleX(0);animation:bar 1.1s .25s var(--ease) forwards}
@keyframes loaderIn{to{opacity:1;transform:translateY(0)}}
@keyframes bar{to{transform:scaleX(1)}}
.loader.is-done{pointer-events:none}

/* ---- Header ---- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:900;height:var(--header-h);
  display:flex;align-items:center;padding-inline:var(--gutter);
  transition:background .5s,backdrop-filter .5s,height .5s var(--ease),border-color .5s;
  border-bottom:1px solid transparent;
}
.header.is-scrolled{height:68px;background:rgba(11,13,18,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;justify-content:space-between;width:100%}
.logo{display:flex;align-items:center}
.logo__txt{font-family:var(--head);font-weight:800;font-size:22px;letter-spacing:.02em;color:var(--ink)}
.logo__txt .accent{color:var(--accent)}
.nav{display:flex;align-items:center;gap:36px}
.nav a{position:relative;font-size:13px;letter-spacing:.04em;padding-block:6px}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.nav a:hover::after{transform:scaleX(1);transform-origin:left}
.header__right{display:flex;align-items:center;gap:18px}
.burger{position:relative;width:52px;height:52px;border:1px solid var(--line-strong);border-radius:50%;display:none;place-items:center}
.burger i{position:absolute;width:20px;height:1px;background:var(--ink);transition:transform .5s var(--ease),opacity .3s}
.burger i:nth-child(1){transform:translateY(-4px)}
.burger i:nth-child(2){transform:translateY(4px)}
.burger.is-open i:nth-child(1){transform:rotate(45deg)}
.burger.is-open i:nth-child(2){transform:rotate(-45deg)}
@media(max-width:1000px){.nav{display:none}.burger{display:grid}}

/* Fullscreen menu */
.menu{position:fixed;inset:0;z-index:850;background:var(--bg2);clip-path:inset(0 0 100% 0);transition:clip-path .8s var(--ease);display:grid;grid-template-columns:1.2fr .8fr;align-items:center;padding:100px var(--gutter) 40px;gap:40px}
.menu.is-open{clip-path:inset(0 0 0 0)}
.menu__list li{overflow:hidden}
.menu__list a{display:flex;align-items:baseline;gap:18px;font-family:var(--head);font-weight:700;font-size:clamp(28px,6vw,54px);line-height:1.35;transform:translateY(110%);transition:transform .8s var(--ease)}
.menu__list a small{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.2em}
.menu.is-open .menu__list a{transform:translateY(0)}
.menu.is-open .menu__list li:nth-child(1) a{transition-delay:.15s}
.menu.is-open .menu__list li:nth-child(2) a{transition-delay:.22s}
.menu.is-open .menu__list li:nth-child(3) a{transition-delay:.29s}
.menu.is-open .menu__list li:nth-child(4) a{transition-delay:.36s}
.menu.is-open .menu__list li:nth-child(5) a{transition-delay:.43s}
.menu__info{color:var(--muted);font-size:13px;line-height:2;opacity:0;transition:opacity .6s .5s}
.menu.is-open .menu__info{opacity:1}
.menu__info b{display:block;font-family:var(--head);font-weight:700;font-size:28px;color:var(--ink);letter-spacing:.02em;margin:6px 0}
@media(max-width:760px){.menu{grid-template-columns:1fr;align-content:center}}

/* ---- Hero ---- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding-block:calc(var(--header-h) + 40px) 100px}
.hero__bg{position:absolute;inset:0;z-index:0;background:var(--bg)}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform}
.orb--1{width:520px;height:520px;background:radial-gradient(circle,var(--accent),transparent 70%);top:-10%;left:58%;animation:orbFloat1 22s ease-in-out infinite}
.orb--2{width:380px;height:380px;background:radial-gradient(circle,var(--accent-2),transparent 70%);bottom:-12%;left:6%;opacity:.4;animation:orbFloat2 26s ease-in-out infinite}
.orb--3{width:300px;height:300px;background:radial-gradient(circle,#ff8a2e,transparent 70%);top:34%;right:2%;opacity:.32;animation:orbFloat3 19s ease-in-out infinite}
@keyframes orbFloat1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-60px,50px) scale(1.12)}}
@keyframes orbFloat2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(50px,-40px) scale(1.08)}}
@keyframes orbFloat3{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-40px,-30px) scale(1.15)}}
.hero__grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);opacity:.5}
.hero__in{position:relative;z-index:2}
.hero__label{display:flex;align-items:center;gap:16px;color:var(--accent);margin-bottom:26px}
.hero__label::before{content:"";width:48px;height:1px;background:var(--accent)}
.hero h1{font-size:clamp(38px,7.6vw,96px);line-height:1.28;letter-spacing:.01em;font-weight:700}
.hero h1 .line{display:block;overflow:hidden;padding-bottom:.1em}
.hero h1 em{font-style:normal}
.hero__sub{margin-top:30px;max-width:520px;color:var(--ink2);font-size:15px;line-height:1.9}
.hero__cta{margin-top:44px;display:flex;gap:16px;flex-wrap:wrap}
.hero__scroll{position:absolute;left:50%;transform:translateX(-50%);bottom:clamp(32px,6vh,64px);display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--muted);z-index:2}
.hero__scroll i{width:1px;height:56px;background:var(--line-strong);position:relative;overflow:hidden}
.hero__scroll i::after{content:"";position:absolute;left:0;top:-100%;width:100%;height:100%;background:var(--accent);animation:scrollline 2s var(--ease) infinite}
@keyframes scrollline{0%{top:-100%}60%{top:100%}100%{top:100%}}
@media(max-width:760px){.orb{filter:blur(60px)}.hero__scroll{display:none}}

/* ---- Marquee ---- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;background:var(--bg)}
.marquee__track{display:flex;width:max-content;gap:0;will-change:transform}
.marquee__item{display:flex;align-items:center;gap:40px;padding-right:40px;font-family:var(--head);font-weight:700;font-size:clamp(20px,2.8vw,36px);letter-spacing:.04em;color:var(--ink2);white-space:nowrap;text-transform:uppercase}
.marquee__item i{width:8px;height:8px;background:var(--accent);border-radius:50%;flex:none}

/* ---- About ---- */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,100px)}
.about__aside h2{font-size:clamp(28px,3.4vw,42px);margin-top:14px}
.about__body p{color:var(--ink2);margin-bottom:20px;font-size:15px;max-width:640px}
.about__features{margin-top:36px;display:grid;gap:0;border-top:1px solid var(--line)}
.about__features li{display:flex;align-items:center;gap:22px;padding:20px 0;border-bottom:1px solid var(--line);font-size:16px;font-weight:500}
.about__features .num{color:var(--accent);font-size:13px}
@media(max-width:860px){.about{grid-template-columns:1fr}}

/* ---- Services bento ---- */
.bento{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:220px;gap:16px}
.card{position:relative;overflow:hidden;border-radius:10px;background:var(--ink-light);border:1px solid var(--line-light);padding:28px;display:flex;flex-direction:column;justify-content:space-between;isolation:isolate;transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease)}
.card::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,107,0,.18),transparent 65%);opacity:0;transition:opacity .5s}
.card:hover{transform:translateY(-6px);border-color:var(--accent);box-shadow:0 24px 60px -20px rgba(255,107,0,.35)}
.card:hover::after{opacity:1}
.card__num{font-family:var(--head);font-size:13px;letter-spacing:.2em;color:var(--accent);font-weight:700}
.card__ico{width:52px;height:52px;border-radius:50%;border:1px solid var(--line-light-strong);display:grid;place-items:center;color:var(--accent);margin-top:14px}
.card__ico svg{width:24px;height:24px}
.card__in{margin-top:auto}
.card h3{color:#fff;font-size:clamp(19px,2vw,24px);margin-bottom:12px;line-height:1.4}
.card p{color:var(--ink2);font-size:13px;max-width:440px;line-height:1.85}
.b-1{grid-column:span 7;grid-row:span 1}
.b-2{grid-column:span 5;grid-row:span 1}
.b-3{grid-column:span 5;grid-row:span 1}
.b-4{grid-column:span 7;grid-row:span 1}
@media(max-width:900px){.bento{grid-template-columns:repeat(6,1fr);grid-auto-rows:200px}.b-1,.b-2,.b-3,.b-4{grid-column:span 6}}
@media(max-width:560px){.bento{grid-auto-rows:minmax(200px,auto)}}

/* ---- Company table ---- */
.profile{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,100px);align-items:start}
.profile__table{width:100%;border-collapse:collapse}
.profile__table th,.profile__table td{padding:20px 8px 20px 22px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-weight:400;font-size:14px}
.profile__table th{position:relative;width:32%;color:var(--muted);font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.profile__table th::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:2px;background:var(--accent)}
.profile__table td{color:var(--ink)}
.profile__table td a{color:var(--ink);transition:color .3s}
.profile__table td a:hover{color:var(--accent)}
.profile__table td b{font-weight:600;font-size:16px}
.profile__aside{position:sticky;top:110px;display:flex;flex-direction:column;gap:24px}
.profile__aside h2{font-size:clamp(28px,3.6vw,46px);line-height:1.3}
.profile__aside p{color:var(--ink2);font-size:14px;max-width:340px}
.map{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--bg3);margin-top:30px}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(1) invert(.92) contrast(.9) brightness(.85);display:block}
.map__pin{position:absolute;left:18px;bottom:18px;padding:12px 16px;background:rgba(11,13,18,.85);backdrop-filter:blur(8px);border:1px solid var(--line);font-size:12px;max-width:78%;line-height:1.6}
.map__pin b{display:block;font-size:14px;margin-bottom:4px}
@media(max-width:900px){.profile{grid-template-columns:1fr}.profile__aside{position:static}}

/* ---- Contact ---- */
.contact-sec{position:relative;overflow:hidden}
.contact-sec__bg{position:absolute;inset:0;background:radial-gradient(700px circle at 85% 15%,rgba(255,107,0,.14),transparent 60%),radial-gradient(600px circle at 10% 90%,rgba(255,149,0,.1),transparent 60%)}
.contact-sec .container{position:relative;z-index:1}
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(30px,5vw,60px);align-items:start}
.contact__aside{display:flex;flex-direction:column;gap:16px}
.contact__card{display:flex;align-items:flex-start;gap:18px;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--bg2);transition:border-color .4s,transform .4s var(--ease)}
a.contact__card:hover{border-color:var(--accent);transform:translateX(4px)}
.contact__card .ico{width:44px;height:44px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;color:var(--accent);flex:none}
.contact__card .ico svg{width:20px;height:20px}
.contact__card-body{display:flex;flex-direction:column;gap:4px}
.contact__card-body small{color:var(--muted)}
.contact__card-body b{font-size:18px;font-weight:600}
.contact__card-body em{font-style:normal;font-size:12px;color:var(--muted);line-height:1.7}
.form{display:grid;gap:22px;padding:34px;border:1px solid var(--line);border-radius:12px;background:var(--bg2)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase;display:flex;gap:8px}
.field label i{color:var(--accent);font-style:normal}
.field input,.field select,.field textarea{
  width:100%;background:transparent;border:0;border-bottom:1px solid var(--line-strong);color:var(--ink);
  font:inherit;padding:12px 0;outline:none;transition:border-color .3s;border-radius:0
}
.field select{color:var(--ink);background:var(--bg2)}
.field select option{background:var(--bg2)}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.form .btn{justify-self:start}
.form__ok{font-size:13px;color:var(--accent);display:none;line-height:1.7}
.form__ok.is-show{display:block}
@media(max-width:900px){.contact{grid-template-columns:1fr}}
@media(max-width:640px){.form__row{grid-template-columns:1fr}.form{padding:24px}}

/* ---- Footer ---- */
.footer{border-top:1px solid var(--line);padding:70px 0 30px;background:var(--bg)}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:60px}
.footer__brand p{color:var(--muted);font-size:13px;margin-top:18px;max-width:280px}
.footer h4{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--accent);text-transform:uppercase;margin-bottom:18px}
.footer ul li{margin-bottom:10px;font-size:13px}
.footer ul a{color:var(--ink2);transition:color .3s;display:inline-flex;gap:10px;align-items:center}
.footer ul a::before{content:"";width:0;height:1px;background:var(--accent);transition:width .4s var(--ease)}
.footer ul a:hover{color:var(--ink)}
.footer ul a:hover::before{width:16px}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:26px;border-top:1px solid var(--line);color:var(--muted);font-size:11px;letter-spacing:.08em}
.footer__big{font-family:var(--head);font-weight:800;font-size:clamp(60px,14vw,220px);line-height:.9;letter-spacing:.01em;color:transparent;-webkit-text-stroke:1px rgba(243,244,246,.16);text-align:center;margin-bottom:40px;white-space:nowrap;overflow:hidden}
.totop{width:48px;height:48px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;transition:background .4s,color .4s,border-color .4s}
.totop:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.totop svg{width:14px;height:14px}
@media(max-width:800px){.footer__grid{grid-template-columns:1fr 1fr}.footer__brand{grid-column:1/-1}}

/* ---- Reveal helpers (JS sets initial state) ---- */
[data-reveal]{opacity:0;transform:translateY(34px)}
.no-js [data-reveal]{opacity:1;transform:none}
[data-split] .word{display:inline-block;will-change:transform}
[data-hero-reveal]{opacity:0}
.is-loaded [data-hero-reveal]{opacity:1}

/* ---- Reduced motion ---- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  [data-reveal],[data-hero-reveal]{opacity:1!important;transform:none!important}
  .loader{display:none}
  .orb{animation:none!important}
}