/* ==========================================================================
   TOUKI v5 — Design System（nagano10.com のテイストを東輝の色で）
   Paper:   淡い水色の紙＋細いグリッド
   Ink:     紺 #102E40（東輝の最暗色）
   Accent:  ロゴの青 #2390C8 ／ 明るい水色 #8DD0EC（細部のみ）
   Type:    Shippori Mincho B1（見出し）/ Noto Sans JP（本文）/ Marcellus（英字・数字）
   ========================================================================== */

:root{
  --paper:#F4F8FB;
  --paper-2:#E9F1F7;
  --paper-3:#DCE8F1;
  --white:#FFFFFF;
  --navy:#102E40;
  --navy-2:#1B3F55;
  --ink:#1E2A33;
  --ink-2:#4B5862;
  --ink-3:#8593A0;
  --line:#CFDCE6;
  --line-dark:rgba(245,244,240,.16);
  --accent:#2390C8;
  --accent-2:#8DD0EC;

  --font-display:"Shippori Mincho B1","Yu Mincho","Hiragino Mincho ProN",serif;
  --font-text:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --font-en:"Marcellus","Times New Roman",serif;

  --radius-sm:6px;--radius-md:12px;--radius-lg:18px;
  --shadow-sm:0 1px 3px rgba(15,36,50,.08);
  --shadow-md:0 6px 20px rgba(15,36,50,.10);
  --shadow-lg:0 16px 44px rgba(15,36,50,.14);

  --wrap:1180px;
  --gutter:clamp(20px,5vw,60px);
  --section:clamp(80px,11vw,140px);

  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --dur:.9s;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;color:var(--ink);background:var(--paper);
  background-image:
    linear-gradient(rgba(15,36,50,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,36,50,.045) 1px,transparent 1px);
  background-size:72px 72px;
  font-family:var(--font-text);font-size:15.5px;line-height:1.95;letter-spacing:.03em;
  font-feature-settings:"palt";-webkit-font-smoothing:antialiased;overflow-x:clip;
}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,p,dl,dd,figure{margin:0}
h1,h2,h3{font-weight:700}
em{font-style:normal}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px}

.t-wrap{width:min(var(--wrap),100% - var(--gutter)*2);margin-inline:auto}

/* ----- Type ----- */
.t-h2{font-family:var(--font-display);font-weight:700;font-size:clamp(28px,3.6vw,44px);line-height:1.35;letter-spacing:.04em;color:var(--navy)}
.t-label{
  font-family:var(--font-en);font-size:13px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;display:flex;align-items:center;gap:14px;
}
.t-label::before{content:"";width:26px;height:1px;background:currentColor}
.t-label--light{color:var(--accent-2)}
.t-label--center{justify-content:center}
.t-section-head{margin-bottom:56px}
.t-section-head--center{text-align:center}
.t-section-head--split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end}
.t-section-head__lead{color:var(--ink-2);font-size:15px;max-width:36em}
.t-section-head--center .t-section-head__lead{margin:16px auto 0}

/* ----- Buttons & links ----- */
.t-btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;
  padding:14px 26px;border-radius:var(--radius-sm);font-size:14px;font-weight:700;letter-spacing:.06em;
  border:1px solid transparent;overflow:hidden;isolation:isolate;
  transition:transform .35s var(--ease-out),box-shadow .35s,color .35s,background .35s;
}
.t-btn span{position:relative;z-index:1}
.t-btn--lg{padding:18px 34px;font-size:15px}
.t-btn--navy{background:var(--navy);color:#fff;box-shadow:var(--shadow-sm)}
.t-btn--navy::after{content:"";position:absolute;inset:0;background:var(--accent);translate:0 101%;transition:translate .5s var(--ease-out);z-index:0}
.t-btn--navy:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.t-btn--navy:hover::after{translate:0 0}
.t-btn--ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.t-btn--ghost::after{content:"";position:absolute;inset:0;background:var(--navy);translate:0 101%;transition:translate .5s var(--ease-out);z-index:0}
.t-btn--ghost:hover{color:#fff}
.t-btn--ghost:hover::after{translate:0 0}
.t-btn--paper{background:#fff;color:var(--navy)}
.t-btn--paper::after{content:"";position:absolute;inset:0;background:var(--accent-2);translate:0 101%;transition:translate .5s var(--ease-out);z-index:0}
.t-btn--paper:hover::after{translate:0 0}
.t-btn__arrow{position:relative;z-index:1;width:18px;height:10px;display:inline-block}
.t-btn__arrow::before{content:"";position:absolute;left:0;top:50%;width:100%;height:1px;background:currentColor}
.t-btn__arrow::after{content:"";position:absolute;right:0;top:50%;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:translateY(-50%) rotate(45deg)}
.t-btn:hover .t-btn__arrow{animation:arrow-slide .6s var(--ease-out)}
@keyframes arrow-slide{0%{translate:0}45%{translate:12px 0;opacity:0}46%{translate:-12px 0;opacity:0}100%{translate:0;opacity:1}}

.t-link{display:inline-block;font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--navy);padding-bottom:4px;position:relative}
.t-link::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:currentColor;transform-origin:right;transition:transform .5s var(--ease-out)}
.t-link:hover::after{transform:scaleX(0);transform-origin:left}
.t-link--light{color:#fff}
.t-more{margin-top:36px}

/* ==========================================================================
   OPENING（紺・明朝・SKIP）
   ========================================================================== */
.t-opening{position:fixed;inset:0;z-index:100;background:var(--navy);color:#fff;display:grid;place-items:center;transition:opacity .9s var(--ease-in-out),visibility .9s}
.t-opening::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 50% at 50% 60%,rgba(35,144,200,.28),transparent)}
.t-opening.is-done{opacity:0;visibility:hidden;pointer-events:none}
.t-opening__eyebrow{position:absolute;left:0;right:0;top:12vh;text-align:center;font-family:var(--font-en);font-size:12px;letter-spacing:.3em;opacity:0;transition:opacity 1s .3s}
.t-opening.is-ready .t-opening__eyebrow{opacity:.7}
.t-opening__word{position:relative;font-family:var(--font-display);font-weight:600;font-size:clamp(30px,5.4vw,64px);letter-spacing:.18em;text-indent:.18em}
.t-opening__skip{position:absolute;right:28px;bottom:28px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);color:#fff;padding:8px 18px;font-family:var(--font-en);font-size:12px;letter-spacing:.22em;border-radius:3px}
.t-opening__skip:hover{background:rgba(255,255,255,.2)}

/* ==========================================================================
   浮遊モート（ロゴの立方体をモチーフにした小片）
   ========================================================================== */
.t-motes{position:fixed;inset:0;pointer-events:none;z-index:1;overflow:hidden}
.t-motes i{position:absolute;bottom:-20px;left:var(--x);width:var(--s);height:var(--s);background:linear-gradient(135deg,var(--accent-2),var(--accent));opacity:0;border-radius:2px;rotate:15deg}
@media (prefers-reduced-motion: no-preference){
  .t-motes i{animation:mote var(--t) linear infinite;animation-delay:var(--dl)}
  @keyframes mote{0%{translate:0 0;opacity:0;rotate:0deg}10%{opacity:.22}90%{opacity:.12}100%{translate:var(--dx) -110vh;opacity:0;rotate:200deg}}
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.t-header{position:fixed;inset:0 0 auto 0;z-index:50;background:transparent;border-bottom:1px solid transparent;transition:translate .6s var(--ease-out),box-shadow .4s,background .4s,border-color .4s}
.t-header.is-scrolled{background:rgba(255,255,255,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:rgba(207,220,230,.6)}
.t-header:not(.is-scrolled) .t-logo__ja,.t-header:not(.is-scrolled) .t-nav a,.t-header:not(.is-scrolled) .t-header__tel strong{color:#fff}
.t-header:not(.is-scrolled) .t-logo__en,.t-header:not(.is-scrolled) .t-header__tel small{color:rgba(255,255,255,.6)}
.t-header:not(.is-scrolled) .t-header__tel{border-color:rgba(255,255,255,.25)}
.t-header:not(.is-scrolled) .t-burger span{background:#fff}
.t-header:not(.is-scrolled) .t-header__cta{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.35)}
.t-header.is-hidden{translate:0 -100%}
.t-header.is-scrolled{box-shadow:var(--shadow-sm)}
.t-header__inner{width:min(var(--wrap),100% - var(--gutter)*2);margin-inline:auto;display:flex;align-items:center;gap:28px;height:80px}
.t-logo{display:flex;align-items:center;gap:12px}
.t-logo img{width:44px;height:auto;transition:rotate .6s var(--ease-out)}
.t-logo:hover img{rotate:-8deg}
.t-logo__text{display:flex;flex-direction:column;line-height:1.1}
.t-logo__en{font-family:var(--font-en);font-size:11px;letter-spacing:.3em;color:var(--ink-3)}
.t-logo__ja{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:.08em;color:var(--navy);margin-top:3px}
.t-nav{margin-left:auto}
.t-nav ul{display:flex;gap:28px}
.t-nav a{font-size:13.5px;font-weight:500;letter-spacing:.06em;display:block;overflow:hidden;line-height:1.4;height:1.4em;color:var(--navy)}
.t-nav a span{display:block;position:relative;transition:translate .5s var(--ease-out)}
.t-nav a span::after{content:attr(data-text);position:absolute;left:0;top:100%;color:var(--accent)}
.t-nav a:hover span{translate:0 -100%}
.t-header__tel{display:flex;flex-direction:column;line-height:1.1;padding-left:20px;border-left:1px solid var(--line)}
.t-header__tel small{font-size:10px;color:var(--ink-3);letter-spacing:.1em}
.t-header__tel strong{font-family:var(--font-en);font-weight:400;font-size:20px;color:var(--navy);letter-spacing:.04em;margin-top:2px}
.t-header__cta{padding:13px 22px;font-size:13px}
.t-burger{display:none;width:44px;height:44px;border:0;background:none;position:relative;margin-left:auto}
.t-burger span{position:absolute;left:10px;width:24px;height:1.5px;background:var(--navy);transition:translate .4s var(--ease-out),rotate .4s var(--ease-out)}
.t-burger span:first-child{top:17px}.t-burger span:last-child{top:26px}
.t-burger[aria-expanded="true"] span:first-child{translate:0 4.5px;rotate:45deg}
.t-burger[aria-expanded="true"] span:last-child{translate:0 -4.5px;rotate:-45deg}

.t-menu{position:fixed;inset:0;z-index:45;background:var(--paper);display:grid;place-content:center;padding:100px var(--gutter) 60px}
.t-menu[hidden]{display:none}
.t-menu li{overflow:hidden}
.t-menu a{display:flex;align-items:baseline;gap:18px;font-family:var(--font-display);font-size:clamp(26px,8vw,38px);color:var(--navy);padding:10px 0;translate:0 110%;animation:menu-in .7s var(--ease-out) forwards}
.t-menu li:nth-child(2) a{animation-delay:.06s}.t-menu li:nth-child(3) a{animation-delay:.12s}.t-menu li:nth-child(4) a{animation-delay:.18s}.t-menu li:nth-child(5) a{animation-delay:.24s}.t-menu li:nth-child(6) a{animation-delay:.3s}
.t-menu em{font-family:var(--font-en);font-size:12px;letter-spacing:.2em;color:var(--accent)}
.t-menu__tel{margin-top:40px;font-family:var(--font-en);font-size:24px;display:flex;flex-direction:column;gap:4px;color:var(--navy)}
.t-menu__tel small{font-family:var(--font-text);font-size:12px;color:var(--ink-3)}
@keyframes menu-in{to{translate:0 0}}

.t-progress{position:fixed;left:0;top:0;width:100%;height:3px;z-index:60;pointer-events:none}
.t-progress span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));transform-origin:left;transform:scaleX(var(--p,0))}
@supports (animation-timeline: scroll()){
  .t-progress span{animation:progress linear both;animation-timeline:scroll(root);transform:none}
  @keyframes progress{from{scale:0 1}to{scale:1 1}}
}

/* ==========================================================================
   REVEAL / KINETIC
   ========================================================================== */
.t-reveal{opacity:0;translate:0 26px;transition:opacity var(--dur) var(--ease-out),translate var(--dur) var(--ease-out);transition-delay:var(--d,0s)}
.t-reveal.is-in{opacity:1;translate:0 0}
@media (prefers-reduced-motion: reduce){.t-reveal{opacity:1;translate:0 0;transition:none}}

.t-kinetic{display:inline-block;white-space:nowrap}
.t-kinetic .ch{display:inline-block;white-space:pre;will-change:transform,opacity}
@media (prefers-reduced-motion: no-preference){
  .t-kinetic .ch{opacity:0;translate:0 .5em;rotate:3deg;transform-origin:left bottom;transition:opacity .8s var(--ease-out),translate 1s var(--ease-out),rotate 1s var(--ease-out);transition-delay:calc(var(--base,0ms) + var(--i) * 42ms)}
  .t-kinetic.is-in .ch{opacity:1;translate:0 0;rotate:0deg}
}

/* ==========================================================================
   HERO（全面動画）
   ========================================================================== */
.t-hero{position:relative;min-height:100svh;display:grid;align-items:end;padding:160px 0 110px;overflow:hidden;color:#fff;background:var(--navy)}
.t-hero__bg{position:absolute;inset:0;z-index:0}
.t-hero__video{width:100%;height:100%;object-fit:cover;object-position:center 40%;opacity:0;transition:opacity 1.4s ease}
.t-hero.is-ready .t-hero__video{opacity:1}
@media (prefers-reduced-motion: no-preference){.t-hero__video{animation:kenburns 18s ease-in-out infinite alternate}}
@keyframes kenburns{from{scale:1.02}to{scale:1.12;translate:-1.5% -1%}}
.t-hero__bg::after{content:"";position:absolute;inset:0;background:
  linear-gradient(90deg,rgba(15,36,50,.72) 0%,rgba(15,36,50,.3) 50%,rgba(15,36,50,0) 100%),
  linear-gradient(180deg,rgba(15,36,50,.35) 0%,rgba(15,36,50,0) 40%,rgba(15,36,50,.85) 100%)}
@supports (animation-timeline: scroll()){
  @media (prefers-reduced-motion: no-preference){
    .t-hero__bg{animation:hero-para linear both;animation-timeline:scroll(root);animation-range:0 100vh}
    @keyframes hero-para{to{translate:0 18vh;scale:1.08}}
    .t-hero__inner{animation:hero-fade linear both;animation-timeline:scroll(root);animation-range:0 70vh}
    @keyframes hero-fade{to{opacity:0;translate:0 -40px}}
  }
}
.t-hero__inner{position:relative;z-index:1}
.t-eyebrow{font-size:12.5px;letter-spacing:.14em;color:var(--accent);margin-bottom:22px}
.t-eyebrow--light{color:var(--accent-2)}
.t-hero__title{font-family:var(--font-display);font-weight:700;font-size:clamp(36px,5.6vw,72px);line-height:1.3;letter-spacing:.06em;margin-bottom:26px;text-shadow:0 2px 24px rgba(0,0,0,.25)}
.t-hero__lead{font-size:15.5px;max-width:34em;margin-bottom:34px;color:rgba(255,255,255,.88);text-shadow:0 1px 12px rgba(0,0,0,.25)}
.t-strengths{display:grid;grid-template-columns:repeat(4,auto);gap:14px 44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.25);justify-content:start}
.t-strengths li{display:grid;gap:2px}
.t-strengths strong{font-size:14px;letter-spacing:.04em}
.t-strengths span{font-size:12px;color:rgba(255,255,255,.65)}
.t-hero__motion{position:absolute;right:var(--gutter);bottom:28px;z-index:2;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);color:#fff;font-size:11px;letter-spacing:.1em;padding:7px 14px;border-radius:999px;backdrop-filter:blur(6px)}
.t-hero__motion:hover{background:rgba(255,255,255,.2)}
.t-scrollcue{position:absolute;left:50%;bottom:22px;translate:-50% 0;z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;font-family:var(--font-en);font-size:11px;letter-spacing:.3em;color:rgba(255,255,255,.7)}
.t-scrollcue i{width:1px;height:40px;background:rgba(255,255,255,.3);position:relative;overflow:hidden}
.t-scrollcue i::after{content:"";position:absolute;inset:0;background:var(--accent-2);translate:0 -100%}
@media (prefers-reduced-motion: no-preference){.t-scrollcue i::after{animation:cue 2s var(--ease-in-out) infinite}}
@keyframes cue{0%{translate:0 -100%}50%{translate:0 0}100%{translate:0 100%}}

/* ==========================================================================
   STATEMENT
   ========================================================================== */
.t-statement{padding:var(--section) 0;background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.t-statement__title{font-family:var(--font-display);font-weight:700;font-size:clamp(34px,5.6vw,76px);line-height:1.25;letter-spacing:.04em;color:var(--navy);margin-bottom:40px}
.t-statement__body{display:grid;grid-template-columns:1fr 1fr;gap:40px;max-width:980px;color:var(--ink-2);font-size:15px}
.t-words{margin-top:64px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.t-words li{padding:28px 30px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);display:grid;gap:8px;position:relative;overflow:hidden;transition:transform .5s var(--ease-out),box-shadow .5s}
.t-words li:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.t-words li::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-2));scale:0 1;transform-origin:left;transition:scale .9s var(--ease-out) .2s}
.t-words li.is-in::after{scale:1 1}
.t-words__num{font-family:var(--font-en);font-size:13px;letter-spacing:.2em;color:var(--accent)}
.t-words strong{font-family:var(--font-display);font-size:clamp(22px,2.4vw,28px);font-weight:700;letter-spacing:.06em;color:var(--navy)}
.t-words small{font-size:13px;color:var(--ink-2)}

/* ==========================================================================
   GREETING
   ========================================================================== */
.t-greeting{padding:var(--section) 0}
.t-greeting__inner{max-width:760px;margin-inline:auto;text-align:center}
.t-greeting__quote{font-family:var(--font-display);font-size:clamp(22px,3vw,34px);color:var(--navy);letter-spacing:.08em;margin:28px 0 32px;line-height:1.5}
.t-greeting__body{text-align:left}
.t-greeting__body p{color:var(--ink-2);font-size:15px;margin-bottom:18px}
.t-greeting__sign{display:flex;flex-direction:column;align-items:flex-end;gap:2px;margin-top:20px;color:var(--navy)}
.t-greeting__sign small{font-size:12px;color:var(--ink-3)}
.t-greeting__sign strong{font-family:var(--font-display);font-size:24px;letter-spacing:.14em}

/* ==========================================================================
   SAFETY
   ========================================================================== */
.t-safety{padding:var(--section) 0;background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.t-safety__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.t-safety__photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.t-safety__photo img{width:100%;height:100%;object-fit:cover}
.t-safety__photo figcaption{position:absolute;left:18px;bottom:18px;background:rgba(15,36,50,.85);color:#fff;font-size:12px;letter-spacing:.08em;padding:8px 14px;border-radius:4px}
.t-safety__list{display:grid;gap:0}
.t-safety__list li{display:grid;grid-template-columns:44px 1fr;gap:6px 16px;padding:20px 0;border-bottom:1px solid var(--line)}
.t-safety__list li:first-child{border-top:1px solid var(--line)}
.t-safety__list em{font-family:var(--font-en);font-size:14px;letter-spacing:.2em;color:var(--accent);grid-row:span 2;padding-top:4px}
.t-safety__list h3{font-family:var(--font-display);font-size:19px;color:var(--navy);letter-spacing:.04em}
.t-safety__list p{font-size:13.5px;color:var(--ink-2)}

/* ==========================================================================
   SERVICES（写真カード）
   ========================================================================== */
.t-services{padding:var(--section) 0}
.t-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.t-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .5s var(--ease-out),box-shadow .5s}
.t-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.t-card__link{display:block;height:100%}
.t-card__img{aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);position:relative}
.t-card__img img{width:100%;height:100%;object-fit:cover;transition:scale 1.2s var(--ease-out)}
.t-card:hover .t-card__img img{scale:1.06}
.t-card__img::after{content:"";position:absolute;inset:0;background:var(--paper-2);transform-origin:top;transition:scale 1s var(--ease-out) .1s}
.t-card.is-in .t-card__img::after{scale:1 0;transform-origin:bottom}
.t-card__body{padding:22px 22px 26px;display:grid;gap:10px}
.t-card__num{font-family:var(--font-en);font-size:14px;letter-spacing:.2em;color:var(--accent)}
.t-card__body h3{font-family:var(--font-display);font-size:20px;letter-spacing:.04em;color:var(--navy);line-height:1.4}
.t-card__body p{font-size:13.5px;color:var(--ink-2);line-height:1.85}
.t-card__more{font-size:13px;font-weight:700;color:var(--navy);margin-top:4px;transition:color .3s}
.t-card:hover .t-card__more{color:var(--accent)}

/* ==========================================================================
   NUMBERS（紺の帯）
   ========================================================================== */
.t-numbers{background:var(--navy);color:#fff;padding:var(--section) 0;position:relative;overflow:clip}
.t-numbers::before{content:"";position:absolute;right:-20%;top:-40%;width:70vw;height:70vw;border-radius:50%;background:radial-gradient(closest-side,rgba(35,144,200,.25),transparent)}
.t-numbers .t-wrap{position:relative}
.t-numbers .t-h2{color:#fff}
.t-numbers__grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-dark)}
.t-num{padding:40px 28px 40px 0;border-right:1px solid var(--line-dark);min-height:280px;display:flex;flex-direction:column}
.t-num + .t-num{padding-left:28px}
.t-num:last-child{border-right:0}
.t-num__value{font-family:var(--font-en);font-size:clamp(48px,5.4vw,72px);line-height:1;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.t-num__value small{font-family:var(--font-text);font-size:14px;margin-left:6px;color:var(--accent-2);letter-spacing:.1em}
.t-num__label{font-size:15px;font-weight:700;margin-top:16px}
.t-num__note{font-size:12.5px;color:rgba(245,244,240,.62);margin-top:8px;line-height:1.8;flex:1}
.t-num__bar{width:100%;height:2px;margin-top:22px}
.t-num__bar line{stroke:var(--accent-2);stroke-width:2;stroke-dasharray:100;stroke-dashoffset:100;transition:stroke-dashoffset 1.6s var(--ease-out) .3s}
.t-num.is-in .t-num__bar line{stroke-dashoffset:0}
.t-ring{position:relative;width:132px;height:132px;--pct:0}
.t-ring svg{width:100%;height:100%;rotate:-90deg}
.t-ring circle{fill:none;stroke-width:3}
.t-ring__bg{stroke:var(--line-dark)}
.t-ring__fg{stroke:var(--accent-2);stroke-linecap:round;stroke-dasharray:339.3;stroke-dashoffset:339.3;transition:stroke-dashoffset 1.8s var(--ease-out) .2s}
.t-num.is-in .t-ring__fg{stroke-dashoffset:calc(339.3 - 339.3 * var(--pct) / 100)}
.t-num__value--ring{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:32px}
.t-num__value--ring small{margin-left:2px}
.t-num__dots{display:flex;gap:8px;margin-top:22px}
.t-num__dots li{width:34px;height:4px;background:var(--line-dark);position:relative;overflow:hidden;border-radius:2px}
.t-num__dots li::after{content:"";position:absolute;inset:0;background:var(--accent-2);translate:-101% 0;transition:translate .6s var(--ease-out)}
.t-num.is-in .t-num__dots li::after{translate:0 0}
.t-num.is-in .t-num__dots li:nth-child(2)::after{transition-delay:.2s}.t-num.is-in .t-num__dots li:nth-child(3)::after{transition-delay:.4s}
/* ==========================================================================
   PROCESS
   ========================================================================== */
.t-process{padding:var(--section) 0;background:var(--white);border-bottom:1px solid var(--line)}
.t-steps{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:24px;padding-top:40px}
.t-steps__line{position:absolute;left:0;right:0;top:40px;height:1px;background:var(--line)}
.t-steps__line span{position:absolute;inset:0;background:var(--accent);scale:0 1;transform-origin:left;transition:scale 2.2s var(--ease-out) .2s}
.t-steps.is-in .t-steps__line span{scale:1 1}
.t-step{position:relative;padding-top:36px}
.t-step__dot{position:absolute;left:0;top:-6px;width:13px;height:13px;border-radius:50%;background:#fff;border:1px solid var(--accent);scale:0;transition:scale .5s var(--ease-out)}
.t-step__dot::after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--accent)}
.t-steps.is-in .t-step:nth-child(2) .t-step__dot{scale:1;transition-delay:.2s}
.t-steps.is-in .t-step:nth-child(3) .t-step__dot{scale:1;transition-delay:.6s}
.t-steps.is-in .t-step:nth-child(4) .t-step__dot{scale:1;transition-delay:1s}
.t-steps.is-in .t-step:nth-child(5) .t-step__dot{scale:1;transition-delay:1.4s}
.t-steps.is-in .t-step:nth-child(6) .t-step__dot{scale:1;transition-delay:1.8s}
.t-step em{font-family:var(--font-en);font-size:13px;letter-spacing:.2em;color:var(--accent)}
.t-step h3{font-family:var(--font-display);font-size:19px;color:var(--navy);margin:8px 0 6px;letter-spacing:.04em}
.t-step p{font-size:13px;color:var(--ink-2)}

/* ==========================================================================
   WORKS
   ========================================================================== */
.t-works{padding:var(--section) 0}
.t-works__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.t-work figure{display:grid;gap:14px}
.t-work__img{aspect-ratio:4/3;overflow:hidden;border-radius:var(--radius-md);position:relative;box-shadow:var(--shadow-sm);background:var(--paper-3)}
.t-work__img img{width:100%;height:100%;object-fit:cover;transition:scale 1.2s var(--ease-out)}
.t-work:hover .t-work__img img{scale:1.05}
.t-work__img::after{content:"";position:absolute;inset:0;background:var(--paper-2);transform-origin:top;transition:scale 1.1s var(--ease-out)}
.t-work.is-in .t-work__img::after{scale:1 0;transform-origin:bottom}
.t-work figcaption{display:grid;gap:4px}
.t-work figcaption em{font-family:var(--font-en);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent)}
.t-work figcaption strong{font-size:15px;font-weight:700;color:var(--navy)}

/* ==========================================================================
   COMPANY
   ========================================================================== */
.t-company{padding:var(--section) 0;background:var(--white);border-top:1px solid var(--line)}
.t-company__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}
.t-company__photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/4.6}
.t-company__photo img{width:100%;height:100%;object-fit:cover}
.t-company__photo figcaption{position:absolute;left:18px;bottom:18px;background:rgba(15,36,50,.85);color:#fff;font-size:12px;letter-spacing:.08em;padding:8px 14px;border-radius:4px}
.t-company__lead{color:var(--ink-2);font-size:15px;margin:22px 0 28px;max-width:36em}
.t-spec{border-top:1px solid var(--line)}
.t-spec > div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
.t-spec dt{color:var(--ink-3);font-size:12.5px;letter-spacing:.06em}
.t-spec dd{color:var(--ink)}
.t-timeline{margin-top:80px;display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line)}
.t-timeline li{padding:26px 20px 0 0;position:relative}
.t-timeline li::before{content:"";position:absolute;left:0;top:-1px;width:9px;height:9px;border-radius:50%;background:var(--accent);translate:0 -50%}
.t-timeline em{font-family:var(--font-en);font-size:28px;color:var(--navy);display:block}
.t-timeline span{font-size:13px;color:var(--ink-2);display:block;margin-top:6px;line-height:1.7}

/* ==========================================================================
   DUAL（協力会社／採用）
   ========================================================================== */
.t-dual{padding:var(--section) 0}
.t-dual__grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.t-panel{position:relative;display:grid;align-content:space-between;gap:36px;padding:52px 46px;min-height:420px;border-radius:var(--radius-lg);overflow:hidden;color:#fff;box-shadow:var(--shadow-md);transition:transform .5s var(--ease-out),box-shadow .5s}
.t-panel:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.t-panel h2{font-family:var(--font-display);font-size:clamp(26px,3vw,36px);line-height:1.4;letter-spacing:.04em}
.t-panel p:not(.t-label){font-size:14.5px;opacity:.85;max-width:30em}
.t-panel--navy{background:var(--navy)}
.t-panel--navy::after{content:"";position:absolute;right:-90px;bottom:-110px;width:280px;height:280px;border-radius:50%;border:1px solid rgba(255,255,255,.25);transition:scale 1s var(--ease-out)}
.t-panel--navy:hover::after{scale:1.3}
.t-panel--photo > img{position:absolute;inset:0;z-index:0;width:100%;height:100%;object-fit:cover;transition:scale 1.4s var(--ease-out)}
.t-panel--photo:hover > img{scale:1.05}
.t-panel__over{position:relative;z-index:2;display:grid;align-content:space-between;gap:36px;height:100%}
.t-panel--photo::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,36,50,.55),rgba(15,36,50,.92));z-index:1}
.t-panel__cta{font-size:14px;font-weight:700;letter-spacing:.06em;padding:12px 22px;border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-sm);justify-self:start;transition:background .3s,color .3s}
.t-panel:hover .t-panel__cta{background:#fff;color:var(--navy)}

/* ==========================================================================
   NEWS
   ========================================================================== */
.t-news{padding:0 0 var(--section)}
.t-newslist{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm)}
.t-newslist a{display:grid;grid-template-columns:110px 86px 1fr 24px;gap:20px;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);transition:background .3s}
.t-newslist li:last-child a{border-bottom:0}
.t-newslist a:hover{background:var(--paper)}
.t-newslist time{font-family:var(--font-en);font-size:14px;letter-spacing:.06em;color:var(--ink-3)}
.t-newslist em{font-size:11px;letter-spacing:.08em;padding:4px 10px;background:var(--paper-2);border-radius:999px;text-align:center;color:var(--navy)}
.t-newslist span{font-size:15px;color:var(--ink)}
.t-newslist i{width:8px;height:8px;border-top:1px solid var(--navy);border-right:1px solid var(--navy);rotate:45deg;justify-self:end;transition:translate .4s var(--ease-out)}
.t-newslist a:hover i{translate:6px 0}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.t-contact{background:var(--navy);color:#fff;padding:var(--section) 0;position:relative;overflow:clip}
.t-contact::before{content:"";position:absolute;left:-10%;bottom:-40%;width:60vw;height:60vw;border-radius:50%;background:radial-gradient(closest-side,rgba(35,144,200,.25),transparent)}
.t-contact__grid{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center}
.t-contact__title{font-family:var(--font-display);font-size:clamp(30px,4.2vw,54px);line-height:1.35;letter-spacing:.04em;margin-bottom:22px}
.t-contact__grid > div > p:last-child{color:rgba(245,244,240,.75);font-size:15px;max-width:32em}
.t-contact__ways{display:grid;gap:0}
.t-contact__ways li{display:grid;gap:6px;padding:24px 0;border-bottom:1px solid var(--line-dark)}
.t-contact__ways li:first-child{padding-top:0;border-bottom:0;padding-bottom:28px}
.t-contact__ways small{font-family:var(--font-en);font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--accent-2)}
.t-contact__ways span{font-size:12.5px;color:rgba(245,244,240,.6)}
.t-contact__ways .t-btn{justify-self:start;margin:6px 0}
.t-contact__ways .t-btn span{color:inherit;font-size:15px}
.t-tel{font-family:var(--font-en);font-size:clamp(30px,3.4vw,42px);letter-spacing:.02em;line-height:1}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.t-footer{padding:64px 0 28px;background:var(--white);border-top:1px solid var(--line)}
.t-footer__top{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:start}
.t-footer__tag{font-family:var(--font-display);font-size:16px;color:var(--navy);letter-spacing:.1em;margin:18px 0 10px}
.t-footer__desc{font-size:13px;color:var(--ink-2);max-width:36em}
.t-footer__info{margin-top:20px;display:grid;gap:4px;font-size:12.5px}
.t-footer__info div{display:grid;grid-template-columns:76px 1fr;gap:10px}
.t-footer__info dt{color:var(--ink-3)}
.t-footer__nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-top:8px}
.t-footer__nav li{margin-bottom:10px}
.t-footer__nav a{font-size:13px;color:var(--ink-2);transition:color .3s}
.t-footer__nav a:hover{color:var(--accent)}
.t-footer__bottom{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;padding-right:220px}
.t-footer__bottom small{font-size:11.5px;letter-spacing:.08em;color:var(--ink-3)}

/* ==========================================================================
   CHAT LAUNCHER（マスコット）
   ========================================================================== */
.t-chat{position:fixed;right:22px;bottom:24px;z-index:40;width:150px;display:grid;gap:8px;justify-items:end}
.t-chat__bubble{background:var(--navy);color:#fff;font-size:12px;font-weight:700;padding:8px 14px;border-radius:999px;box-shadow:var(--shadow-md);position:relative;white-space:nowrap;transition:opacity .4s,translate .4s var(--ease-out)}
.t-chat__bubble::after{content:"";position:absolute;right:28px;bottom:-6px;border:6px solid transparent;border-top-color:var(--navy);border-bottom:0}
.t-chat__bubble.is-swap{opacity:0;translate:0 6px}
.t-chat__launch{width:100%;border:1px solid var(--line);background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-md);padding:0;display:grid;transition:transform .4s var(--ease-out),box-shadow .4s}
.t-chat__launch:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.t-chat__video{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--paper-2)}
.t-chat__name{font-size:11px;font-weight:700;color:var(--navy);padding:7px 8px;background:var(--paper)}
@media (prefers-reduced-motion: no-preference){.t-chat{animation:chat-in .9s var(--ease-out) 2.4s both}}
@keyframes chat-in{from{opacity:0;translate:0 30px}}

.t-totop{position:fixed;right:190px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;z-index:40;opacity:0;translate:0 12px;transition:opacity .4s,translate .4s var(--ease-out),background .3s;box-shadow:var(--shadow-md)}
.t-totop.is-show{opacity:1;translate:0 0}
.t-totop:hover{background:var(--accent)}
.t-totop i{width:9px;height:9px;border-top:1px solid currentColor;border-left:1px solid currentColor;rotate:45deg;translate:0 2px}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1100px){
  .t-nav,.t-header__tel{display:none}
  .t-burger{display:block}
  .t-header__cta{margin-left:auto}
  .t-cards{grid-template-columns:1fr 1fr}
  .t-numbers__grid{grid-template-columns:1fr 1fr}
  .t-num:nth-child(2){border-right:0}
  .t-num:nth-child(n+3){border-top:1px solid var(--line-dark)}
  .t-num:nth-child(3){padding-left:0}
  .t-timeline{grid-template-columns:repeat(3,1fr);row-gap:28px}
  .t-footer__top{grid-template-columns:1fr}
}
@media (max-width:760px){
  :root{--section:72px}
  .t-header__cta{display:none}
  .t-hero{padding:120px 0 90px}
  .t-strengths{grid-template-columns:1fr 1fr;gap:12px 16px}
  .t-scrollcue{display:none}
  .t-hero__motion{right:auto;left:var(--gutter);bottom:18px}
  .t-statement__body,.t-section-head--split,.t-company__grid,.t-dual__grid,.t-contact__grid,.t-safety__grid{grid-template-columns:1fr}
  .t-safety__grid{gap:32px}
  .t-company__grid{gap:36px}
  .t-company__photo{aspect-ratio:4/3}
  .t-words{grid-template-columns:1fr;gap:12px}
  .t-cards{grid-template-columns:1fr;gap:16px}
  .t-card__img{aspect-ratio:16/9}
  .t-numbers__grid{grid-template-columns:1fr}
  .t-num{border-right:0;padding-left:0 !important;min-height:0;padding-block:28px}
  .t-num:nth-child(n+2){border-top:1px solid var(--line-dark)}
  .t-steps{grid-template-columns:1fr;gap:26px;padding-top:0;padding-left:28px}
  .t-steps__line{top:0;bottom:0;left:6px;right:auto;width:1px;height:auto}
  .t-steps__line span{transform-origin:top;scale:1 0}
  .t-steps.is-in .t-steps__line span{scale:1 1}
  .t-step{padding-top:0}
  .t-step__dot{left:-28px;top:6px}
  .t-works__grid{grid-template-columns:1fr 1fr;gap:14px}
  .t-timeline{grid-template-columns:1fr 1fr}
  .t-panel{padding:36px 26px;min-height:340px}
  .t-newslist a{grid-template-columns:1fr 24px;grid-template-areas:"time arrow" "cat arrow" "title arrow";gap:6px 16px;padding:16px 18px}
  .t-newslist time{grid-area:time}.t-newslist em{grid-area:cat;justify-self:start}.t-newslist span{grid-area:title}.t-newslist i{grid-area:arrow}
  .t-footer__nav{grid-template-columns:1fr 1fr}
  .t-footer__bottom{padding-right:0;padding-bottom:90px}
  .t-chat{left:0;right:0;bottom:0;width:100%;grid-template-columns:1fr auto;align-items:center;gap:0;background:#fff;border-top:1px solid var(--line);padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));box-shadow:0 -6px 20px rgba(15,36,50,.08)}
  .t-chat__bubble{justify-self:start;font-size:11px;padding:6px 12px}
  .t-chat__bubble::after{display:none}
  .t-chat__launch{width:auto;grid-template-columns:auto auto;align-items:center;border-radius:var(--radius-sm)}
  .t-chat__video{width:64px;aspect-ratio:16/11}
  .t-chat__name{background:var(--navy);color:#fff;padding:10px 14px;font-size:12px}
  .t-totop{right:16px;bottom:88px}
}

/* ---- 相談ボット：試作用の位置合わせ（本番は mascot.css 相当） ---- */
#toko-chat .tc-panel{bottom:24px;right:22px;width:400px;height:650px;max-height:calc(100dvh - 48px);z-index:70}
#toko-chat .tc-head{background:var(--navy)}
#toko-chat .tc-submit,#toko-chat .tc-choice:hover{background:var(--navy);color:#fff}
#toko-chat .tc-choice:hover{background:var(--paper-2);color:var(--navy)}
.tc-guide{display:flex;align-items:center;gap:12px;flex-shrink:0;padding:10px 14px;background:var(--paper-2);border-bottom:1px solid var(--line)}
.tc-guide-video{width:130px;height:88px;object-fit:cover;border-radius:8px;flex-shrink:0;pointer-events:none}
.tc-guide p{margin:0;font-size:12px;line-height:1.7;color:var(--navy)}
body.toko-chat-open .t-chat__launch,body.toko-chat-open .t-chat__bubble{display:none}
@media (max-width:760px){#toko-chat .tc-panel{left:8px;right:8px;width:auto;bottom:8px;height:calc(100dvh - 24px);max-height:calc(100dvh - 24px)}}
#toko-chat #tc-launch{position:static;display:grid;gap:0;width:100%;height:auto;padding:0;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;color:var(--navy);box-shadow:var(--shadow-md);font:inherit;overflow:hidden}
#toko-chat #tc-launch:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
#toko-chat{font-family:var(--font-text);color:var(--ink)}
@media (max-width:760px){#toko-chat #tc-launch{width:auto;grid-template-columns:auto auto;align-items:center;border-radius:var(--radius-sm)}}
body.toko-chat-open #toko-chat #tc-launch,body.toko-chat-open .t-chat__bubble{display:none}