/* =========================================================
   transit — 多言語コミュニケーション
   Design system  (生成り × 墨 × 藍 / 明朝 × 欧文セリフ × モノ)
   忠実再現ベース: takram.com  DNA翻案
   ========================================================= */

/* ---------- Tokens ---------- */
:root{
  /* 生成り base */
  --kinari:      #F3EFE6;
  --kinari-2:    #ECE6D8;   /* deeper panel */
  --paper:       #FBFAF4;   /* card / lifted */
  --kinari-ink:  #EAE3D3;   /* subtle fill  */

  /* 墨 */
  --sumi:        #1C1B18;   /* body text */
  --sumi-deep:   #121110;   /* display    */
  --ink-1:       #2C2A26;
  --ink-2:       #55514A;   /* secondary text */
  --ink-3:       #8A8478;   /* tertiary / mono labels */
  --ink-4:       #BEB8A9;   /* hairlines strong */
  --ink-5:       #DAD3C4;   /* hairlines soft  */

  /* 藍 accent (一点主義) */
  --ai:          #24426E;
  --ai-deep:     #182F52;
  --ai-light:    #4C6A99;
  --ai-wash:     #E4E5E8;

  /* fonts */
  --serif-ja:      "Shippori Mincho", "Noto Serif JP", serif;
  --serif-ja-body: "Noto Serif JP", "Shippori Mincho", serif;
  --sans-ja:       "Zen Kaku Gothic New", "Noto Sans JP", system-ui, sans-serif;
  --serif-en:      "Cormorant Garamond", "Shippori Mincho", serif;
  --mono:          "JetBrains Mono", ui-monospace, monospace;

  /* layout */
  --max: 1360px;
  --side: clamp(20px, 5vw, 92px);
  --gutter: clamp(20px, 3vw, 40px);

  /* fluid type */
  --fs-display: clamp(2.6rem, 7.6vw, 5.9rem);
  --fs-h1:      clamp(2rem, 4.6vw, 3.6rem);
  --fs-h2:      clamp(1.55rem, 3.1vw, 2.5rem);
  --fs-h3:      clamp(1.2rem, 1.9vw, 1.55rem);
  --fs-lead:    clamp(1.02rem, 1.35vw, 1.28rem);
  --fs-body:    clamp(0.95rem, 1.05vw, 1.02rem);
  --fs-sm:      0.82rem;
  --fs-label:   0.7rem;

  --ease: cubic-bezier(.25,0,0,1);
  --ease-io: cubic-bezier(.4,0,.2,1);

  --header-h: 78px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }
body{
  background:var(--kinari);
  color:var(--sumi);
  font-family:var(--serif-ja-body);
  font-size:var(--fs-body);
  line-height:1.9;
  font-feature-settings:"palt" 1;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:none; cursor:pointer; }
::selection{ background:var(--ai); color:#fff; }

/* 行頭禁則・日本語組み */
.ja,p,h1,h2,h3,h4,li,dd,dt,figcaption,blockquote{
  line-break:strict;
  word-break:normal;
  overflow-wrap:anywhere;
}

/* ---------- Layout helpers ---------- */
.wrap{ width:100%; max-width:var(--max); margin-inline:auto; padding-inline:var(--side); }
.section{ padding-block: clamp(72px, 11vw, 168px); }
.section--tight{ padding-block: clamp(56px, 7vw, 104px); }
.hr{ height:1px; background:var(--ink-5); border:0; }

/* eyebrow / section label (mono) */
.label{
  font-family:var(--mono);
  font-size:var(--fs-label);
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--ink-3);
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap:.9em;
}
.label--num::before{
  content:attr(data-num);
  color:var(--ai);
}
.label .tick{ width:26px; height:1px; background:var(--ink-4); display:inline-block; }

/* display / headings */
.display{
  font-family:var(--serif-ja);
  font-weight:500;
  font-size:var(--fs-display);
  line-height:1.16;
  letter-spacing:.01em;
  color:var(--sumi-deep);
}
.h1{ font-family:var(--serif-ja); font-weight:500; font-size:var(--fs-h1); line-height:1.28; letter-spacing:.02em; color:var(--sumi-deep); }
.h2{ font-family:var(--serif-ja); font-weight:500; font-size:var(--fs-h2); line-height:1.36; letter-spacing:.02em; color:var(--sumi-deep); }
.h3{ font-family:var(--serif-ja); font-weight:600; font-size:var(--fs-h3); line-height:1.5; letter-spacing:.02em; }
.lead{ font-size:var(--fs-lead); line-height:1.95; color:var(--ink-1); }
.muted{ color:var(--ink-2); }
.en{ font-family:var(--serif-en); font-weight:500; letter-spacing:.01em; }
.mono{ font-family:var(--mono); }

/* body-set utility for 実務 pages (gothic, readable) */
.set-gothic{ font-family:var(--sans-ja); line-height:1.95; }

/* ---------- Links / buttons ---------- */
.link{
  display:inline-flex; align-items:center; gap:.7em;
  font-family:var(--mono); font-size:var(--fs-sm); letter-spacing:.1em;
  color:var(--sumi); padding-bottom:3px; position:relative;
}
.link .arw{ transition:transform .4s var(--ease); }
.link::after{ content:""; position:absolute; left:0; bottom:0; width:100%; height:1px;
  background:currentColor; transform:scaleX(0); transform-origin:left; transition:transform .5s var(--ease); }
.link:hover::after{ transform:scaleX(1); }
.link:hover .arw{ transform:translateX(5px); }
.link--ai{ color:var(--ai); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.8em;
  font-family:var(--mono); font-size:var(--fs-sm); letter-spacing:.08em;
  padding:1em 1.9em; border:1px solid var(--sumi); color:var(--sumi);
  border-radius:0; position:relative; overflow:hidden; transition:color .5s var(--ease);
  background:transparent;
}
.btn::before{ content:""; position:absolute; inset:0; background:var(--sumi);
  transform:translateY(101%); transition:transform .5s var(--ease); z-index:-1; }
.btn:hover{ color:var(--kinari); }
.btn:hover::before{ transform:translateY(0); }
.btn--ai{ border-color:var(--ai); color:var(--ai); }
.btn--ai::before{ background:var(--ai); }
.btn--ai:hover{ color:#fff; }
.btn--fill{ background:var(--ai); color:#fff; border-color:var(--ai); }
.btn--fill::before{ background:var(--ai-deep); }
.btn--fill:hover{ color:#fff; }

/* ---------- Header ---------- */
.hdr{
  position:fixed; inset:0 0 auto 0; z-index:100; height:var(--header-h);
  display:flex; align-items:center;
  transition:background .5s var(--ease), border-color .5s var(--ease), backdrop-filter .5s var(--ease);
  border-bottom:1px solid transparent;
}
.hdr__in{ width:100%; max-width:var(--max); margin-inline:auto; padding-inline:var(--side);
  display:flex; align-items:center; justify-content:space-between; gap:2rem; }
.hdr.is-solid{ background:rgba(243,239,230,.82); backdrop-filter:saturate(1.4) blur(14px);
  border-bottom-color:var(--ink-5); }
.brand{
  font-family:var(--serif-en); font-size:1.62rem; font-weight:500; letter-spacing:.02em;
  color:var(--sumi-deep); line-height:1; display:inline-flex; align-items:baseline; gap:.5em;
}
.brand .dot{ width:6px; height:6px; background:var(--ai); border-radius:50%; display:inline-block; }
.brand small{ font-family:var(--mono); font-size:.5rem; letter-spacing:.3em; color:var(--ink-3);
  text-transform:uppercase; transform:translateY(-.2em); }

.nav{ display:flex; align-items:center; gap:clamp(1rem,2vw,2.1rem); }
.nav a{ font-family:var(--mono); font-size:.74rem; letter-spacing:.12em; color:var(--ink-1);
  text-transform:uppercase; position:relative; padding:.4em 0; transition:color .3s var(--ease); }
.nav a::after{ content:""; position:absolute; left:0; bottom:0; width:100%; height:1px; background:var(--ai);
  transform:scaleX(0); transform-origin:left; transition:transform .45s var(--ease); }
.nav a:hover{ color:var(--ai); }
.nav a:hover::after{ transform:scaleX(1); }
.nav a[aria-current="page"]{ color:var(--ai); }
.nav a[aria-current="page"]::after{ transform:scaleX(1); }
.menu__list a[aria-current="page"]{ color:var(--ai); }
.nav__cta{ padding:.92em 1.75em; border:1px solid var(--sumi); color:var(--sumi)!important;
  line-height:1; letter-spacing:.08em; margin-left:.4rem; }
.nav__cta::after{ display:none; }
.nav__cta:hover{ background:var(--sumi); color:var(--kinari)!important; }

.burger{ width:34px; height:34px; display:none; flex-direction:column; justify-content:center; gap:6px; }
.burger span{ height:1.5px; width:100%; background:var(--sumi); transition:transform .4s var(--ease), opacity .3s; }

@media (max-width: 1080px){
  .nav .nav__link{ display:none; }
  .burger{ display:flex; }
}
@media (max-width: 560px){
  .nav__cta{ display:none; }
}

/* ---------- Full menu ---------- */
.menu{
  position:fixed; inset:0; z-index:200; background:var(--kinari);
  transform:translateY(-101%); transition:transform .8s var(--ease);
  display:flex; flex-direction:column; padding:var(--side);
  visibility:hidden;
}
.menu.is-open{ transform:translateY(0); visibility:visible; }
.menu__top{ display:flex; align-items:center; justify-content:space-between; height:var(--header-h); margin-bottom:auto; }
.menu__close{ font-family:var(--mono); font-size:.8rem; letter-spacing:.15em; display:inline-flex; gap:.6em; align-items:center; text-transform:uppercase; }
.menu__close .x{ font-size:1.3rem; line-height:1; }
.menu__list{ display:flex; flex-direction:column; gap:clamp(.4rem,1.4vw,1rem); padding-block:2rem; }
.menu__list a{ font-family:var(--serif-ja); font-size:clamp(1.8rem,6vw,3.4rem); font-weight:500;
  color:var(--sumi-deep); display:flex; align-items:baseline; gap:1rem; width:max-content; max-width:100%;
  transition:color .4s var(--ease), transform .5s var(--ease); }
.menu__list a .en{ font-family:var(--mono); font-size:.7rem; letter-spacing:.2em; color:var(--ink-3); text-transform:uppercase; }
.menu__list a:hover{ color:var(--ai); transform:translateX(12px); }
.menu__foot{ margin-top:auto; display:flex; flex-wrap:wrap; gap:1.4rem 2.4rem; align-items:center;
  border-top:1px solid var(--ink-5); padding-top:1.6rem; font-family:var(--mono); font-size:.74rem; color:var(--ink-2); letter-spacing:.05em; }

/* ---------- Loader / Splash ---------- */
.loader{
  position:fixed; inset:0; z-index:1000; background:var(--kinari);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .9s var(--ease), visibility .9s;
}
.loader.is-done{ opacity:0; visibility:hidden; }
.loader__in{ display:flex; flex-direction:column; align-items:center; gap:1.4rem; }
.loader__brand{ font-family:var(--serif-en); font-weight:500; font-size:clamp(2.2rem,5vw,3.1rem);
  letter-spacing:.04em; color:var(--sumi-deep); line-height:1; display:inline-flex; align-items:center; gap:.42em;
  opacity:0; transform:translateY(12px); animation:splashIn 1s var(--ease) .1s forwards; }
.loader__dot{ width:7px; height:7px; border-radius:50%; background:var(--ai); display:inline-block;
  transform:scale(0); animation:splashDot .7s var(--ease) .62s forwards; }
.loader__cap{ font-family:var(--mono); font-size:.64rem; letter-spacing:.3em; text-transform:uppercase;
  color:var(--ink-3); opacity:0; transform:translateY(8px); animation:splashIn 1s var(--ease) .3s forwards; }
.loader__line{ width:130px; height:1px; background:var(--ink-5); position:relative; overflow:hidden; margin-top:.5rem; }
.loader__line::after{ content:""; position:absolute; left:0; top:0; height:100%; width:100%; background:var(--ai);
  transform:scaleX(0); transform-origin:left; animation:splashLine 1.2s var(--ease) .4s forwards; }
@keyframes splashIn{ to{ opacity:1; transform:none; } }
@keyframes splashDot{ 0%{transform:scale(0)} 62%{transform:scale(1.4)} 100%{transform:scale(1)} }
@keyframes splashLine{ to{ transform:scaleX(1); } }
@media (prefers-reduced-motion: reduce){
  .loader__brand,.loader__cap{ opacity:1; transform:none; animation:none; }
  .loader__dot{ transform:none; animation:none; }
  .loader__line::after{ animation:none; transform:scaleX(1); }
}

/* ---------- Reveal ---------- */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity 1s var(--ease), transform 1s var(--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 }
@media (prefers-reduced-motion: reduce){ .reveal{ opacity:1; transform:none; } }

/* ---------- Hero (image-led) ---------- */
.hero2{ position:relative; min-height:clamp(560px,90vh,920px); display:flex; align-items:flex-end; overflow:hidden; }
.hero2__media{ position:absolute; inset:0; z-index:-2; }
.hero2__media img{ width:100%; height:100%; object-fit:cover; object-position:center 40%; }
.hero2__scrim{ position:absolute; inset:0; z-index:-1; background:
  linear-gradient(to top, rgba(18,17,16,.82) 0%, rgba(18,17,16,.30) 42%, rgba(18,17,16,0) 72%),
  linear-gradient(to right, rgba(18,17,16,.52) 0%, rgba(18,17,16,.05) 52%, transparent 70%); }
.hero2__overlay{ width:100%; padding-top:calc(var(--header-h) + 40px); padding-bottom:clamp(44px,6.5vw,92px); }
.hero2__inner{ max-width:min(660px,92vw); }
.hero2 .label{ color:rgba(243,239,230,.74); margin-bottom:clamp(16px,2vw,26px); }
.hero2 .label .tick{ background:rgba(243,239,230,.55); }
.hero2__title{ font-family:var(--serif-ja); font-weight:500; color:var(--kinari);
  font-size:clamp(1.95rem,4.4vw,3.4rem); line-height:1.32; letter-spacing:.04em; margin-bottom:1.2rem; }
.hero2__title .ln{ display:block; white-space:nowrap; }
.hero2__title .accent{ color:#B9C6DD; }
.hero2__lead{ color:rgba(243,239,230,.92); font-family:var(--serif-ja-body);
  font-size:var(--fs-lead); line-height:1.9; max-width:40ch; margin-bottom:1.9rem; }
.hero2__actions{ display:flex; flex-wrap:wrap; gap:1rem 1.4rem; align-items:center; }
.hero2 .btn--fill{ background:var(--kinari); color:var(--sumi-deep); border-color:var(--kinari); }
.hero2 .btn--fill::before{ background:#fff; }
.hero2 .btn--fill:hover{ color:var(--sumi-deep); }
.hero2 .link{ color:var(--kinari); }
.hero2 .link--ai{ color:#B9C6DD; }

/* untranslatable band under hero */
.uband{ display:grid; grid-template-columns:1fr; gap:clamp(28px,4vw,60px); align-items:center; }
@media (min-width:860px){ .uband{ grid-template-columns:1fr auto; } }
.uband__note{ max-width:46ch; }
.uband__note .h3{ margin-bottom:.9rem; }
.uband__note .h3 .nb{ white-space:nowrap; }

/* legacy hero (kept for other pages) */
.hero{ padding-top:calc(var(--header-h) + clamp(48px,9vw,120px)); padding-bottom:clamp(40px,7vw,90px); }
.hero__grid{ display:grid; grid-template-columns:1fr; gap:clamp(40px,6vw,80px); }
.hero__eyebrow{ margin-bottom:clamp(24px,3vw,40px); }
.hero__title{ margin-bottom:1.4rem; }
.hero__title .ln{ display:block; }
.hero__title .accent{ color:var(--ai); }
.hero__sub{ font-family:var(--serif-ja); font-size:clamp(1.15rem,2vw,1.7rem); color:var(--ink-1);
  line-height:1.7; letter-spacing:.03em; margin-bottom:1.8rem; font-weight:500; }
.hero__lead{ max-width:44ch; margin-bottom:2.4rem; }
.hero__actions{ display:flex; flex-wrap:wrap; gap:1rem 1.4rem; align-items:center; }

/* word-transit widget */
.wt{ display:inline-flex; flex-direction:column; }
.wt__stage{ position:relative; }
.wt__item{ display:block; }
.wt__ja{ font-family:var(--serif-ja); }
.wt__en{ font-family:var(--serif-en); font-style:italic; }

.transit-word{
  border:1px solid var(--ink-5); background:var(--paper); padding:clamp(28px,3.4vw,44px);
  display:flex; flex-direction:column; gap:.4rem; position:relative; overflow:hidden;
  max-width:520px; width:100%;
}
.transit-word::before{ content:""; position:absolute; left:0; top:0; bottom:0; width:2px; background:var(--ai); }
.transit-word__label{ margin-bottom:.6rem; }
.transit-word__ja{ font-family:var(--serif-ja); font-size:clamp(2rem,4.4vw,3.2rem); color:var(--sumi-deep); line-height:1.2; }
.transit-word__romaji{ font-family:var(--serif-en); font-style:italic; font-size:1.15rem; color:var(--ai); letter-spacing:.03em; }
.transit-word__gloss{ font-size:var(--fs-sm); color:var(--ink-2); line-height:1.7; margin-top:.5rem; min-height:2.6em; }
.transit-word__flow{ position:absolute; right:14px; bottom:12px; font-family:var(--mono); font-size:.62rem; letter-spacing:.2em; color:var(--ink-4); }

/* hero media */
.hero__media{ position:relative; }
.hero__media img{ width:100%; height:clamp(280px,44vw,560px); object-fit:cover; filter:saturate(.94); }
.hero__media figcaption{ font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; color:var(--ink-3);
  margin-top:.9rem; text-transform:uppercase; }

@media (min-width: 900px){
  .hero__grid{ grid-template-columns:1.15fr .85fr; align-items:center; }
}

/* ---------- Feature / index rows (Takram-style) ---------- */
.rows{ display:flex; flex-direction:column; }
.row{ display:grid; grid-template-columns:1fr; gap:clamp(20px,3vw,48px); padding-block:clamp(40px,5vw,74px);
  border-top:1px solid var(--ink-5); align-items:center; }
.row:last-child{ border-bottom:1px solid var(--ink-5); }
.row__media{ overflow:hidden; }
.row__media img{ width:100%; height:clamp(240px,32vw,460px); object-fit:cover; filter:saturate(.94);
  transition:transform 1.4s var(--ease); }
.row:hover .row__media img{ transform:scale(1.035); }
.row__body{ display:flex; flex-direction:column; gap:1.1rem; align-items:flex-start; }
.row__num{ }
.row__title{ }
.row__lead{ max-width:46ch; }
@media (min-width: 860px){
  .row{ grid-template-columns:1fr 1fr; gap:clamp(40px,5vw,90px); }
  .row--rev .row__media{ order:2; }
}

/* ---------- Service trio ---------- */
.trio{ display:grid; grid-template-columns:1fr; gap:clamp(28px,3vw,44px); }
@media (min-width: 760px){ .trio{ grid-template-columns:repeat(3,1fr); } }
.svc{ display:flex; flex-direction:column; }
.svc__media{ overflow:hidden; margin-bottom:1.5rem; }
.svc__media img{ width:100%; aspect-ratio:3/4; object-fit:cover; filter:saturate(.94);
  transition:transform 1.4s var(--ease); }
.svc:hover .svc__media img{ transform:scale(1.04); }
.svc__no{ font-family:var(--mono); font-size:.7rem; color:var(--ai); letter-spacing:.2em; margin-bottom:.6rem; }
.svc__ttl{ display:flex; align-items:baseline; gap:.8rem; margin-bottom:.7rem; }
.svc__ttl .en{ font-size:.78rem; font-family:var(--mono); letter-spacing:.15em; color:var(--ink-3); text-transform:uppercase; }
.svc__desc{ color:var(--ink-2); font-size:var(--fs-sm); line-height:1.85; }

/* ---------- Quality pillars ---------- */
.pillars{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--ink-5); }
@media (min-width: 720px){ .pillars{ grid-template-columns:1fr 1fr; } }
.pillar{ padding:clamp(28px,3vw,48px) clamp(4px,2vw,40px); border-bottom:1px solid var(--ink-5);
  display:flex; gap:1.4rem; align-items:flex-start; }
@media (min-width:720px){ .pillar:nth-child(odd){ border-right:1px solid var(--ink-5); padding-left:0; } }
.pillar__no{ font-family:var(--serif-en); font-size:2.2rem; color:var(--ai); line-height:1; min-width:1.6em; }
.pillar__b h3{ margin-bottom:.6rem; }
.pillar__b p{ color:var(--ink-2); font-size:var(--fs-sm); line-height:1.85; }

/* ---------- 訳せない言葉 showcase ---------- */
.untr{ display:grid; grid-template-columns:1fr; gap:0; }
.untr__item{ border-top:1px solid var(--ink-5); padding-block:clamp(30px,4vw,56px);
  display:grid; grid-template-columns:1fr; gap:.6rem 2rem; align-items:baseline; }
.untr__item:last-child{ border-bottom:1px solid var(--ink-5); }
.untr__word{ font-family:var(--serif-ja); font-size:clamp(2.2rem,6vw,4rem); color:var(--sumi-deep); line-height:1.1; }
.untr__word .rom{ font-family:var(--serif-en); font-style:italic; font-size:.4em; color:var(--ai); margin-left:.6em; letter-spacing:.03em; }
.untr__gloss{ color:var(--ink-2); line-height:1.9; max-width:52ch; }
.untr__meta{ font-family:var(--mono); font-size:.66rem; letter-spacing:.16em; color:var(--ink-3); text-transform:uppercase; }
@media (min-width: 820px){
  .untr__item{ grid-template-columns:minmax(0,1.1fr) minmax(0,1fr) auto; gap:2.4rem; }
}

/* ---------- Marquee ---------- */
.marquee{ overflow:hidden; border-block:1px solid var(--ink-5); padding-block:clamp(20px,2.4vw,34px); }
.marquee__track{ display:flex; gap:2.6rem; width:max-content; animation:mq 46s linear infinite; }
.marquee:hover .marquee__track{ animation-play-state:paused; }
.marquee__track span{ font-family:var(--serif-ja); font-size:clamp(1.3rem,2.6vw,2rem); color:var(--ink-2);
  display:inline-flex; align-items:center; gap:2.6rem; letter-spacing:.04em; white-space:nowrap; }
.marquee__track span::after{ content:"—"; color:var(--ai); }
@keyframes mq{ to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion: reduce){ .marquee__track{ animation:none; } }

/* ---------- Split feature (message / security) ---------- */
.split{ display:grid; grid-template-columns:1fr; gap:clamp(32px,4vw,72px); align-items:center; }
@media (min-width:860px){ .split{ grid-template-columns:.85fr 1.15fr; } .split--rev{ grid-template-columns:1.15fr .85fr; } .split--rev .split__media{ order:2; } }
.split__media img{ width:100%; height:clamp(320px,46vw,600px); object-fit:cover; filter:saturate(.94); }
.split__body{ display:flex; flex-direction:column; gap:1.3rem; align-items:flex-start; }
.quote{ font-family:var(--serif-ja); font-size:clamp(1.5rem,2.8vw,2.3rem); line-height:1.6; color:var(--sumi-deep); letter-spacing:.02em; }

/* ---------- CTA band ---------- */
.cta{ position:relative; overflow:hidden; background:var(--sumi-deep); color:var(--kinari); }
.cta__img{ position:absolute; inset:0; opacity:.26; }
.cta__img img{ width:100%; height:100%; object-fit:cover; }
.cta__in{ position:relative; z-index:1; display:flex; flex-direction:column; align-items:flex-start; gap:1.6rem;
  padding-block:clamp(72px,10vw,150px); }
.cta .display,.cta .h1{ color:var(--kinari); }
.cta .label{ color:#B9B2A2; }
.cta .lead{ color:#D9D3C6; max-width:48ch; }
.cta .btn{ border-color:var(--kinari); color:var(--kinari); }
.cta .btn::before{ background:var(--kinari); }
.cta .btn:hover{ color:var(--sumi-deep); }

/* ---------- Footer ---------- */
.ft{ background:var(--kinari-2); border-top:1px solid var(--ink-5); padding-block:clamp(56px,7vw,96px) 2.4rem; }
.ft__grid{ display:grid; grid-template-columns:1fr; gap:clamp(36px,5vw,64px); }
@media (min-width:820px){ .ft__grid{ grid-template-columns:1.4fr 1fr 1fr; } }
.ft__brand .brand{ font-size:2rem; margin-bottom:1.2rem; }
.ft__tag{ font-family:var(--serif-ja); color:var(--ink-1); line-height:1.8; max-width:30ch; margin-bottom:1.6rem; }
.ft__col h4{ font-family:var(--mono); font-size:.68rem; letter-spacing:.18em; color:var(--ink-3); text-transform:uppercase; margin-bottom:1.2rem; }
.ft__col ul{ list-style:none; display:flex; flex-direction:column; gap:.75rem; }
.ft__col a{ font-size:var(--fs-sm); color:var(--ink-1); transition:color .3s; position:relative; width:max-content; }
.ft__col a:hover{ color:var(--ai); }
.ft__info{ font-family:var(--sans-ja); font-size:.8rem; color:var(--ink-2); line-height:1.9; }
.ft__bot{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:1rem; align-items:center;
  border-top:1px solid var(--ink-5); margin-top:clamp(40px,5vw,64px); padding-top:1.6rem;
  font-family:var(--mono); font-size:.66rem; letter-spacing:.1em; color:var(--ink-3); }

/* ================= Sub-page components ================= */
/* page hero */
.phero{ padding-top:calc(var(--header-h) + clamp(52px,8vw,110px)); padding-bottom:clamp(28px,4vw,52px); }
.phero__label{ margin-bottom:clamp(18px,2.4vw,30px); }
.phero__title{ font-family:var(--serif-ja); font-weight:500; font-size:var(--fs-h1);
  line-height:1.3; letter-spacing:.03em; color:var(--sumi-deep); margin-bottom:1.3rem; max-width:22ch; }
.phero__title .accent{ color:var(--ai); }
.phero__lead{ max-width:56ch; }
.phero__media{ margin-top:clamp(36px,5vw,64px); }
.phero__media img{ width:100%; height:clamp(280px,42vw,540px); object-fit:cover; filter:saturate(.94); }
.phero__media figcaption{ font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; color:var(--ink-3);
  margin-top:.9rem; text-transform:uppercase; }

/* prose */
.prose{ max-width:64ch; }
.prose p{ margin-bottom:1.5em; }
.prose p:last-child{ margin-bottom:0; }
.prose .em{ font-family:var(--serif-ja); font-size:clamp(1.3rem,2.4vw,1.9rem); color:var(--sumi-deep);
  line-height:1.7; letter-spacing:.02em; display:block; margin:2rem 0; }
.prose .em .accent{ color:var(--ai); }

/* two columns */
.cols{ display:grid; grid-template-columns:1fr; gap:clamp(30px,4vw,64px); }
@media(min-width:860px){
  .cols-2{ grid-template-columns:1fr 1fr; }
  .cols-side{ grid-template-columns:minmax(0,1fr) minmax(0,1fr); align-items:center; }
  .cols-side--img{ grid-template-columns:.9fr 1.1fr; }
}
.figc img{ width:100%; height:clamp(300px,40vw,540px); object-fit:cover; filter:saturate(.94); }
.figc figcaption{ font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; color:var(--ink-3); margin-top:.8rem; text-transform:uppercase; }

/* numbered blocks (service detail / philosophy sub) */
.block{ border-top:1px solid var(--ink-5); padding-block:clamp(40px,5vw,72px); }
.block:last-of-type{ border-bottom:1px solid var(--ink-5); }
.block__head{ display:flex; align-items:baseline; gap:1.2rem; margin-bottom:1.4rem; flex-wrap:wrap; }
.block__no{ font-family:var(--serif-en); font-size:1.6rem; color:var(--ai); line-height:1; }
.block__en{ font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; color:var(--ink-3); text-transform:uppercase; }

/* spec table (company) */
.spec{ border-top:1px solid var(--ink-4); }
.spec__row{ display:grid; grid-template-columns:1fr; gap:.3rem; padding-block:1.15rem; border-bottom:1px solid var(--ink-5); }
@media(min-width:640px){ .spec__row{ grid-template-columns:230px 1fr; gap:2.4rem; } }
.spec__row dt{ font-family:var(--mono); font-size:.72rem; letter-spacing:.12em; color:var(--ink-3); text-transform:uppercase; padding-top:.3em; }
.spec__row dd{ font-family:var(--sans-ja); font-size:.95rem; color:var(--sumi); line-height:1.8; }

/* flow steps */
.steps{ border-top:1px solid var(--ink-5); counter-reset:step; }
.step{ display:grid; grid-template-columns:auto 1fr; gap:1rem 2rem; padding-block:clamp(26px,3.4vw,44px);
  border-bottom:1px solid var(--ink-5); align-items:start; }
.step__no{ font-family:var(--serif-en); font-size:clamp(1.8rem,3vw,2.4rem); color:var(--ai); line-height:1; min-width:2ch; }
.step__b h3{ margin-bottom:.5rem; }
.step__b p{ color:var(--ink-2); font-size:var(--fs-sm); line-height:1.85; max-width:56ch; }

/* price table */
.ptable{ width:100%; border-collapse:collapse; margin-top:.5rem; }
.ptable th,.ptable td{ text-align:left; padding:1.05rem 1rem; border-bottom:1px solid var(--ink-5);
  font-family:var(--sans-ja); font-size:.9rem; color:var(--sumi); vertical-align:top; line-height:1.7; }
.ptable thead th{ font-family:var(--mono); font-size:.68rem; letter-spacing:.12em; color:var(--ink-3);
  text-transform:uppercase; border-bottom:1px solid var(--ink-4); }
.ptable td .price{ font-family:var(--serif-en); font-size:1.15rem; color:var(--ai); }
.pnote{ font-size:var(--fs-sm); color:var(--ink-3); margin-top:1.2rem; line-height:1.8; }

/* tags (languages / fields) */
.taglist{ display:flex; flex-wrap:wrap; gap:.7rem; }
.tag{ border:1px solid var(--ink-4); padding:.55em 1.1em; font-family:var(--sans-ja); font-size:.84rem; color:var(--ink-1); }
.tag--ai{ border-color:var(--ai); color:var(--ai); }

/* form */
.form{ display:grid; gap:1.6rem; max-width:660px; }
.form__row{ display:grid; grid-template-columns:1fr; gap:1.6rem; }
@media(min-width:620px){ .form__row--2{ grid-template-columns:1fr 1fr; } }
.field label{ display:block; font-family:var(--mono); font-size:.7rem; letter-spacing:.1em; color:var(--ink-2);
  margin-bottom:.55rem; text-transform:uppercase; }
.field label .req{ color:var(--ai); margin-left:.4em; }
.field input,.field textarea,.field select{ width:100%; padding:.9em 1em; border:1px solid var(--ink-4);
  background:var(--paper); font-family:var(--sans-ja); font-size:.95rem; color:var(--sumi); border-radius:0;
  transition:border-color .3s var(--ease); }
.field textarea{ min-height:150px; resize:vertical; }
.field input:focus,.field textarea:focus,.field select:focus{ outline:none; border-color:var(--ai); }
.form__note{ font-size:var(--fs-sm); color:var(--ink-3); line-height:1.8; }

/* contact aside */
.cinfo{ display:flex; flex-direction:column; gap:1.6rem; }
.cinfo__item h4{ font-family:var(--mono); font-size:.68rem; letter-spacing:.14em; color:var(--ink-3); text-transform:uppercase; margin-bottom:.5rem; }
.cinfo__item p{ font-family:var(--sans-ja); font-size:.92rem; color:var(--sumi); line-height:1.8; }
.cinfo__item .big{ font-family:var(--serif-en); font-size:1.5rem; color:var(--ai); }

/* pager */
.pager{ display:flex; flex-wrap:wrap; gap:1rem; justify-content:space-between; align-items:center;
  border-top:1px solid var(--ink-5); padding-top:2rem; margin-top:clamp(40px,5vw,72px); }

.nb{ white-space:nowrap; }

/* ---------- utilities ---------- */
.center{ text-align:center; }
.mt-s{ margin-top:1rem } .mt-m{ margin-top:2rem } .mt-l{ margin-top:clamp(2.4rem,4vw,4rem) }
.stack{ display:flex; flex-direction:column; }
.gap-s{ gap:1rem } .gap-m{ gap:1.6rem } .gap-l{ gap:2.6rem }
.maxw-h1{ max-width:20ch } .maxw-lead{ max-width:52ch }
.intro{ display:grid; grid-template-columns:1fr; gap:clamp(20px,3vw,44px); margin-bottom:clamp(44px,6vw,80px); }
@media (min-width:820px){ .intro{ grid-template-columns:auto 1fr; align-items:end; gap:clamp(40px,6vw,90px); } }