@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;700;900&family=Zen+Maru+Gothic:wght@500;700;900&family=DM+Mono:wght@400;500&display=swap');

/* =========================================================
   TEISO GROUP — base tokens
   ========================================================= */
:root{
  --paper:#F7FBF9;        /* mint-tinted off-white base */
  --white:#FFFFFF;
  --ink:#16202A;          /* deep slate ink */
  --ink-2:#1E2A36;        /* dark panel */
  --coral:#FF6A3D;        /* hero accent — energy */
  --coral-d:#F0541F;
  --coral-soft:#FFEEE7;   /* coral tint surface */
  --mint:#0FB894;         /* growth accent */
  --mint-d:#0A9E80;
  --mint-soft:#E3F7F0;    /* mint tint surface */
  --cloud:#EEF2F0;        /* warm gray surface */
  --line:#E3E9E6;         /* hairline */
  --mute:#5E6B72;         /* muted text */
  --mute-2:#8A969C;

  --maxw:1120px;
  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;
  --shadow:0 18px 50px -24px rgba(22,32,42,.28);
  --shadow-sm:0 8px 24px -14px rgba(22,32,42,.30);

  --font-disp:"Zen Maru Gothic","Outfit",system-ui,sans-serif;
  --font-body:"Noto Sans JP",system-ui,sans-serif;
  --font-mono:"DM Mono",ui-monospace,monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}

/* eyebrow label — monospace to evoke code */
.eyebrow{
  font-family:var(--font-mono);
  font-size:.8rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--mint-d);
  display:inline-flex;align-items:center;gap:.55em;
  font-weight:500;
}
.eyebrow::before{
  content:"";width:22px;height:2px;background:var(--mint);border-radius:2px;
}
.eyebrow.is-coral{color:var(--coral-d)}
.eyebrow.is-coral::before{background:var(--coral)}

h1,h2,h3,h4{font-family:var(--font-disp);font-weight:900;line-height:1.32;letter-spacing:.01em}
.h-xl{font-size:clamp(2.1rem,5.4vw,3.7rem);line-height:1.24}
.h-lg{font-size:clamp(1.7rem,3.6vw,2.6rem)}
.h-md{font-size:clamp(1.3rem,2.4vw,1.65rem)}
.lead{font-size:clamp(1rem,1.5vw,1.13rem);color:var(--mute);line-height:2}
.mono{font-family:var(--font-mono)}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--font-disp);font-weight:700;
  background:var(--coral);color:#fff;
  padding:15px 30px;border-radius:999px;
  border:none;cursor:pointer;font-size:1rem;
  box-shadow:0 12px 24px -12px rgba(255,106,61,.7);
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover{transform:translateY(-3px);box-shadow:0 18px 30px -12px rgba(255,106,61,.75);background:var(--coral-d)}
.btn .arw{transition:transform .25s ease}
.btn:hover .arw{transform:translateX(4px)}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:none;border:2px solid var(--line)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-sm{padding:11px 22px;font-size:.92rem}
.btn-mint{background:var(--mint);box-shadow:0 12px 24px -12px rgba(15,184,148,.7)}
.btn-mint:hover{background:var(--mint-d);box-shadow:0 18px 30px -12px rgba(15,184,148,.75)}

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:padding .3s ease, background .3s ease, box-shadow .3s ease;
  padding:18px 0;
}
.site-header.scrolled{
  background:rgba(247,251,249,.86);
  backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--line);
  padding:10px 0;
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:11px;font-family:var(--font-disp);font-weight:900;font-size:1.18rem;letter-spacing:.02em}
.logo-mark{width:30px;height:30px;flex:0 0 auto}
.logo small{display:block;font-family:var(--font-mono);font-size:.58rem;font-weight:400;color:var(--mute);letter-spacing:.18em;line-height:1}
.logo .logo-tx{display:flex;flex-direction:column;gap:2px}
.nav{display:flex;align-items:center;gap:8px}
.nav a:not(.btn){
  font-family:var(--font-disp);font-weight:700;font-size:.95rem;
  padding:8px 13px;border-radius:999px;color:var(--ink);
  transition:color .2s ease, background .2s ease;
}
.nav a:not(.btn):hover{color:var(--coral-d);background:var(--coral-soft)}
.nav .btn{margin-left:8px}

.nav-toggle{display:none;width:46px;height:46px;border:none;background:var(--ink);border-radius:14px;cursor:pointer;position:relative}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .3s ease, opacity .2s ease;
}
.nav-toggle span::before{transform:translate(-50%,-7px)}
.nav-toggle span::after{transform:translate(-50%,5px)}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{transform:translate(-50%,-50%) rotate(45deg)}
body.nav-open .nav-toggle span::after{transform:translate(-50%,-50%) rotate(-45deg)}

/* =========================================================
   Hero
   ========================================================= */
.hero{position:relative;padding:160px 0 90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.hero-copy h1{margin:18px 0 22px}
.hero-copy .accent{color:var(--coral)}
.hero-copy .zero{
  font-family:var(--font-disp);color:var(--mint);
  position:relative;display:inline-block;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:flex;gap:30px;margin-top:42px;flex-wrap:wrap}
.hero-stats .stat b{font-family:var(--font-disp);font-size:1.9rem;color:var(--ink);display:block;line-height:1}
.hero-stats .stat span{font-size:.82rem;color:var(--mute);font-family:var(--font-mono)}

/* hero visual */
.hero-visual{position:relative}
.hero-img-wrap{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(135deg,var(--mint-soft),var(--coral-soft));
  aspect-ratio:4/3;box-shadow:var(--shadow);
}
.hero-img-wrap img{width:100%;height:100%;object-fit:cover}
.chip{
  position:absolute;background:var(--white);border-radius:14px;
  padding:9px 15px;font-family:var(--font-mono);font-size:.82rem;font-weight:500;
  box-shadow:var(--shadow-sm);display:inline-flex;align-items:center;gap:7px;
  border:1px solid var(--line);
}
.chip i{width:9px;height:9px;border-radius:50%;display:inline-block}
.chip.c1{top:8%;left:-22px;animation:float 5s ease-in-out infinite}
.chip.c2{top:42%;right:-26px;animation:float 6s ease-in-out infinite .6s}
.chip.c3{bottom:9%;left:8%;animation:float 5.6s ease-in-out infinite 1.1s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* blob bg */
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;z-index:-1}
.blob.b1{width:420px;height:420px;background:var(--coral-soft);top:-120px;right:-80px}
.blob.b2{width:360px;height:360px;background:var(--mint-soft);bottom:-140px;left:-120px}

/* =========================================================
   Sections
   ========================================================= */
.section{padding:90px 0}
.section.tight{padding:64px 0}
.section.ink{background:var(--ink);color:#fff}
.section.ink .lead{color:rgba(255,255,255,.72)}
.section.ink h2,.section.ink h3{color:#fff}
.section.mint{background:var(--mint-soft)}
.section.cloud{background:var(--cloud)}
.sec-head{max-width:640px;margin-bottom:50px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{margin:16px 0 16px}

/* page hero (sub pages) */
.page-hero{position:relative;padding:150px 0 60px;overflow:hidden}
.page-hero .crumb{font-family:var(--font-mono);font-size:.78rem;color:var(--mute);margin-top:14px}
.page-hero .crumb a:hover{color:var(--coral-d)}
.page-hero h1{margin:16px 0 14px}

/* =========================================================
   Cards / grids
   ========================================================= */
.grid{display:grid;gap:24px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--white);border-radius:var(--r-md);padding:30px;
  border:1px solid var(--line);transition:transform .3s ease, box-shadow .3s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card .ic{
  width:54px;height:54px;border-radius:16px;display:grid;place-items:center;
  background:var(--coral-soft);margin-bottom:18px;
}
.card .ic.mint{background:var(--mint-soft)}
.card h3{font-size:1.22rem;margin-bottom:10px}
.card p{color:var(--mute);font-size:.96rem}
.card .num{font-family:var(--font-mono);color:var(--mute-2);font-size:.82rem;display:block;margin-bottom:8px}

/* service feature card with image */
.feat{
  background:var(--white);border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  display:grid;grid-template-columns:1fr 1fr;transition:box-shadow .3s ease;
}
.feat:hover{box-shadow:var(--shadow)}
.feat:nth-child(even){grid-template-columns:1fr 1fr}
.feat .feat-img{background:linear-gradient(135deg,var(--mint-soft),var(--coral-soft));min-height:280px;position:relative}
.feat .feat-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feat .feat-body{padding:40px}
.feat .feat-body .tag{font-family:var(--font-mono);font-size:.78rem;color:var(--coral-d);letter-spacing:.1em}
.feat .feat-body h3{font-size:1.5rem;margin:10px 0 14px}
.feat .feat-body p{color:var(--mute)}
.feat ul.dot{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.feat ul.dot li{background:var(--mint-soft);color:var(--mint-d);font-family:var(--font-mono);font-size:.78rem;padding:5px 12px;border-radius:999px}

/* =========================================================
   Growth path (signature) — STEP 0 -> 1
   ========================================================= */
.path{position:relative;display:grid;gap:0}
.path .step{
  display:grid;grid-template-columns:120px 1fr;gap:30px;
  padding:34px 0;border-top:1px solid var(--line);position:relative;
}
.path .step:first-child{border-top:none}
.path .step .lvl{
  font-family:var(--font-mono);
}
.path .step .lvl .lv{font-family:var(--font-disp);font-size:2.4rem;color:var(--mint);line-height:1;font-weight:900}
.path .step .lvl .lb{font-size:.74rem;color:var(--mute);letter-spacing:.12em}
.path .step:last-child .lvl .lv{color:var(--coral)}
.path .step h3{font-size:1.3rem;margin-bottom:8px}
.path .step p{color:var(--mute)}
.path .step .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.path .step .meta span{font-family:var(--font-mono);font-size:.76rem;background:var(--cloud);padding:4px 11px;border-radius:999px;color:var(--mute)}

/* progress bar visual */
.growth-bar{height:14px;border-radius:999px;background:var(--cloud);overflow:hidden;margin:8px 0 0}
.growth-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--mint),var(--coral));width:0;transition:width 1.4s cubic-bezier(.4,0,.2,1)}

/* =========================================================
   Member cards
   ========================================================= */
.member{background:var(--white);border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);transition:transform .3s ease, box-shadow .3s ease}
.member:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.member .m-img{aspect-ratio:1;background:linear-gradient(135deg,var(--mint-soft),var(--coral-soft));position:relative}
.member .m-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.member .m-body{padding:24px}
.member .m-role{font-family:var(--font-mono);font-size:.76rem;color:var(--mint-d)}
.member .m-name{font-family:var(--font-disp);font-weight:900;font-size:1.2rem;margin:6px 0 4px}
.member .m-name .en{font-family:var(--font-mono);font-weight:400;font-size:.78rem;color:var(--mute-2);margin-left:6px}
.member .m-join{font-size:.82rem;color:var(--mute);margin-bottom:12px}
.member .m-quote{font-size:.95rem;color:var(--ink)}

/* =========================================================
   Interview block
   ========================================================= */
.interview{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.interview .iv-img{border-radius:var(--r-md);overflow:hidden;background:linear-gradient(135deg,var(--mint-soft),var(--coral-soft));aspect-ratio:3/4;position:relative}
.interview .iv-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.interview .qa{margin-bottom:26px}
.interview .qa .q{font-family:var(--font-disp);font-weight:700;font-size:1.1rem;color:var(--coral-d);display:flex;gap:10px;margin-bottom:8px}
.interview .qa .q .qmk{font-family:var(--font-mono);color:var(--mint)}
.interview .qa .a{color:var(--mute)}

/* =========================================================
   List / table (recruit)
   ========================================================= */
.dl{border-top:1px solid var(--line)}
.dl .row{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
.dl .row dt{font-family:var(--font-disp);font-weight:700;color:var(--ink)}
.dl .row dd{color:var(--mute)}
.dl .row dd .ph{color:var(--coral-d);font-family:var(--font-mono);font-size:.85rem}

/* checklist */
.check{display:grid;gap:14px}
.check li{display:flex;gap:14px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:var(--r-sm);padding:18px 20px}
.check li .ck{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--mint);display:grid;place-items:center;margin-top:2px}
.check li .ck svg{width:14px;height:14px}
.check li b{font-family:var(--font-disp)}
.check li p{color:var(--mute);font-size:.92rem;margin-top:2px}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band{background:linear-gradient(120deg,var(--coral),var(--coral-d));color:#fff;border-radius:var(--r-lg);padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);max-width:520px;margin:0 auto 28px}
.cta-band .btn{background:#fff;color:var(--coral-d);box-shadow:0 14px 30px -14px rgba(0,0,0,.4)}
.cta-band .btn:hover{background:var(--ink);color:#fff}
.cta-band .deco{position:absolute;width:280px;height:280px;border:30px solid rgba(255,255,255,.12);border-radius:50%;top:-120px;right:-60px}

/* =========================================================
   Form
   ========================================================= */
.form{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:40px}
.field{margin-bottom:22px}
.field label{display:block;font-family:var(--font-disp);font-weight:700;margin-bottom:8px;font-size:.95rem}
.field label .req{color:var(--coral);font-size:.78rem;margin-left:6px;font-family:var(--font-mono)}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font-body);font-size:1rem;
  padding:13px 16px;border:1.5px solid var(--line);border-radius:var(--r-sm);
  background:var(--paper);transition:border-color .2s ease, box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--mint);box-shadow:0 0 0 3px var(--mint-soft);
}
.field textarea{min-height:140px;resize:vertical}
.form .note{font-size:.82rem;color:var(--mute);margin-top:6px}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{background:var(--ink);color:#fff;padding:70px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:48px}
.site-footer .logo{color:#fff}
.site-footer .logo small{color:rgba(255,255,255,.55)}
.foot-grid p{color:rgba(255,255,255,.6);font-size:.9rem;margin-top:16px;max-width:280px}
.foot-col h4{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;color:var(--mint);margin-bottom:16px;text-transform:uppercase;font-weight:500}
.foot-col a{display:block;color:rgba(255,255,255,.72);font-size:.92rem;padding:5px 0;transition:color .2s ease}
.foot-col a:hover{color:var(--coral)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.foot-bottom small{color:rgba(255,255,255,.5);font-family:var(--font-mono);font-size:.78rem}

/* =========================================================
   Reveal animation
   ========================================================= */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}
.reveal.d4{transition-delay:.32s}

/* =========================================================
   Responsive
   ========================================================= */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero{padding:130px 0 70px}
  .interview{grid-template-columns:1fr;gap:28px}
  .interview .iv-img{max-width:300px}
  .feat,.feat:nth-child(even){grid-template-columns:1fr}
  .feat .feat-img{min-height:220px}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:760px){
  /* スマホではヘッダーのすりガラス効果を無効化（fixedメニューの位置基準が崩れるのを防ぐ） */
  .site-header,.site-header.scrolled{backdrop-filter:none;-webkit-backdrop-filter:none}
  .site-header.scrolled{background:var(--paper)}
  .nav{
    position:fixed;inset:0 0 0 auto;width:min(82vw,340px);height:100%;
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    background:var(--white);padding:96px 24px 30px;gap:6px;
    transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);
    box-shadow:-20px 0 60px -30px rgba(0,0,0,.4);
    overflow-y:auto;z-index:100;
  }
  body.nav-open .nav{transform:none}
  body.nav-open{overflow:hidden}
  .nav a:not(.btn){font-size:1.05rem;padding:13px 16px}
  .nav .btn{margin:14px 0 0;justify-content:center}
  .nav-toggle{display:block;z-index:101}
  body.nav-open::after{content:"";position:fixed;inset:0;background:rgba(22,32,42,.4);z-index:99}
  .section{padding:64px 0}
  .grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}
  .path .step{grid-template-columns:80px 1fr;gap:18px}
  .path .step .lvl .lv{font-size:1.8rem}
  .dl .row{grid-template-columns:1fr;gap:6px}
  .cta-band{padding:40px 26px}
  .foot-grid{grid-template-columns:1fr}
  .hero-stats{gap:22px}
}

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