/* ============================================================
   Gosaic — gosaic.co
   Japanese enterprise corporate style (Fujitsu / NEC / TCS genre):
   sharp geometry, dense structure, formal register, photo-ready.
   Brand tokens from the Gosaic Brand System v1.0.
   ============================================================ */

:root{
  /* colour — brand */
  --red:#E23A24;      --red-600:#B92A18;
  --red-300:#FF7A5C;  --red-100:#FBEAE7;
  /* colour — ink & neutrals */
  --ink:#14142B;      --ink-700:#3A3A4C;
  --text:#222230;     --text-2:#54545E;
  --slate:#8A8A93;    --slate-300:#C7C7CD;
  --border:#DDE0E4;   --bg-gray:#F4F5F7;
  --paper:#FFFFFF;
  /* type */
  --font-display:"Zen Kaku Gothic New","Noto Sans JP",sans-serif;
  --font-jp:"Noto Sans JP","Zen Kaku Gothic New",sans-serif;
  --font-en:"Manrope",system-ui,sans-serif;
  /* layout */
  --max-w:1160px;
  /* motion */
  --ease-std:cubic-bezier(.4,0,.2,1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
[id]{scroll-margin-top:104px;}
body{
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-jp);
  font-size:15.5px;
  line-height:2;
  -webkit-font-smoothing:antialiased;
}
body.en{font-family:var(--font-en);font-size:16px;line-height:1.7;}
h1,h2,h3,h4,.brand{font-family:var(--font-display);}

img,svg{max-width:100%;display:block;}
a{color:inherit;}
::selection{background:var(--red-100);}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;}

.wrap{max-width:var(--max-w);margin:0 auto;padding:0 28px;}

.skip{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;
  padding:10px 18px;z-index:300;font-size:14px;text-decoration:none;
}
.skip:focus{left:0;}

/* placeholder marker — replace before launch (see README) */
.ph{background:var(--red-100);color:var(--red-600);padding:0 7px;font-style:normal;}

/* ---------- top accent line ---------- */
.top-accent{height:3px;background:var(--red);}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--border);
}
.site-head .row{
  max-width:var(--max-w);margin:0 auto;padding:0 28px;
  height:78px;display:flex;align-items:center;gap:30px;
}
.brand{
  font-weight:700;font-size:37px;letter-spacing:-.02em;
  text-decoration:none;color:var(--ink);line-height:1;white-space:nowrap;
}
.brand .d{color:var(--red);}
.brand .kana{font-size:12.5px;font-weight:500;letter-spacing:.32em;color:var(--slate);margin-left:15px;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;height:100%;}
.main-nav a{
  font-size:14.5px;font-weight:500;color:var(--text);text-decoration:none;
  display:flex;align-items:center;height:78px;border-bottom:3px solid transparent;
  border-top:3px solid transparent;transition:border-color .15s var(--ease-std);
}
.main-nav a:hover{border-bottom-color:var(--slate-300);}
.main-nav a[aria-current="page"]{border-bottom-color:var(--red);color:var(--ink);}
.lang-sw{
  font-family:var(--font-en);font-size:12px;font-weight:700;letter-spacing:.06em;
  color:var(--text);text-decoration:none;border:1px solid var(--slate-300);
  padding:7px 14px;border-radius:2px;height:auto !important;border-bottom:1px solid var(--slate-300) !important;
  border-top:1px solid var(--slate-300) !important;
}
.lang-sw:hover{border-color:var(--ink) !important;}
.head-cta{
  background:var(--red);color:#fff;font-size:14px;font-weight:700;text-decoration:none;
  padding:11px 22px;border-radius:2px;transition:background .15s var(--ease-std);flex-shrink:0;
}
.head-cta:hover{background:var(--red-600);}
.menu-btn{
  display:none;background:none;border:1px solid var(--border);
  border-radius:2px;padding:9px 11px;cursor:pointer;
}
.menu-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:inherit;font-weight:700;text-decoration:none;cursor:pointer;
  border:none;border-radius:2px;transition:.15s var(--ease-std);text-align:center;
}
.btn::after{content:"→";font-weight:400;}
.btn.no-arrow::after{content:none;}
.btn-lg{padding:16px 38px;font-size:15px;}
.btn-md{padding:12px 26px;font-size:14px;}
.btn-primary{background:var(--red);color:#fff;}
.btn-primary:hover{background:var(--red-600);}
.btn-outline{background:#fff;color:var(--ink);border:1px solid var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-white{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.65);}
.btn-white:hover{background:#fff;color:var(--ink);}

/* ---------- breadcrumb ---------- */
.crumbs{font-size:12px;color:var(--slate);display:flex;gap:8px;flex-wrap:wrap;}
.crumbs a{color:var(--slate);text-decoration:none;}
.crumbs a:hover{color:var(--ink);text-decoration:underline;}
.crumbs .sep{color:var(--slate-300);}

/* ---------- interior page title band ---------- */
.title-band{background:var(--bg-gray);border-bottom:1px solid var(--border);padding:26px 0 42px;}
.title-band.photo{
  background:
    linear-gradient(rgba(14,14,32,.80),rgba(14,14,32,.66)),
    var(--tb-img) center 40%/cover no-repeat;
  border-bottom:3px solid var(--red);
  padding:30px 0 54px;
}
.title-band.photo h1{color:#fff;}
.title-band.photo .lede{color:rgba(255,255,255,.86);}
.title-band.photo .en-label{color:var(--red-300);}
.title-band.photo .crumbs,.title-band.photo .crumbs a{color:rgba(255,255,255,.62);}
.title-band.photo .crumbs a:hover{color:#fff;}
.title-band.photo .crumbs .sep{color:rgba(255,255,255,.35);}
.title-band .crumbs{margin-bottom:26px;}
.title-band .en-label{
  font-family:var(--font-en);font-size:12px;font-weight:700;letter-spacing:.22em;
  color:var(--red);text-transform:uppercase;
}
.title-band h1{font-size:clamp(26px,3.4vw,34px);font-weight:700;letter-spacing:.01em;margin-top:8px;line-height:1.5;}
.title-band .lede{margin-top:14px;font-size:15px;color:var(--text-2);max-width:52em;}

/* ---------- home hero ---------- */
.hero-c{
  position:relative;overflow:hidden;color:#fff;
  background:
    linear-gradient(100deg,rgba(14,14,32,.94) 0%,rgba(16,16,36,.78) 45%,rgba(14,14,32,.42) 100%),
    url("/assets/img/hero-home.jpg") center/cover no-repeat;
  border-bottom:3px solid var(--red);
  /* gradient-only fallback: linear-gradient(115deg,#1D1D38 0%,#14142B 52%,#26264A 100%) */
}
.hero-c .inner{padding:104px 0 96px;position:relative;z-index:2;}
.hero-c .en-label{
  font-family:var(--font-en);font-size:12.5px;font-weight:700;letter-spacing:.22em;
  color:var(--red-300);text-transform:uppercase;
}
.hero-c h1{
  font-size:clamp(30px,4.4vw,46px);font-weight:700;line-height:1.55;
  letter-spacing:.01em;margin-top:20px;max-width:22em;
}
.hero-c .lede{margin-top:22px;font-size:15.5px;line-height:2.1;color:rgba(255,255,255,.85);max-width:38em;}
.hero-c .cta-row{margin-top:40px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-mosaic{
  position:absolute;right:-10px;bottom:-10px;z-index:1;opacity:.4;
  display:grid;grid-template-columns:repeat(6,26px);grid-auto-rows:26px;gap:7px;
}
.hero-mosaic i{background:rgba(255,255,255,.07);}
.hero-mosaic i.r{background:var(--red);}
.hero-mosaic i.c{background:rgba(255,122,92,.55);}
@media(max-width:760px){.hero-mosaic{display:none;}}

/* ---------- info strip (security banner) ---------- */
.info-strip{background:#fff;border-bottom:1px solid var(--border);}
.info-strip ul{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.info-strip li{
  font-size:13.5px;font-weight:500;color:var(--text);
  padding:20px 22px;border-left:1px solid var(--border);
  display:flex;align-items:center;gap:12px;line-height:1.6;
}
.info-strip li:first-child{border-left:none;}
.info-strip li::before{content:"";width:8px;height:8px;background:var(--red);flex-shrink:0;}

/* ---------- sections ---------- */
.section{padding:84px 0;}
.section.gray{background:var(--bg-gray);}
.section.ink{background:var(--ink);color:#fff;}
.sec-head{margin-bottom:46px;}
.sec-head .en{
  font-family:var(--font-en);font-size:12px;font-weight:700;letter-spacing:.22em;
  color:var(--red);text-transform:uppercase;display:flex;align-items:center;gap:12px;
}
.sec-head .en::before{content:"";width:24px;height:3px;background:var(--red);}
.sec-head h2{font-size:clamp(24px,3vw,31px);font-weight:700;letter-spacing:.01em;margin-top:14px;line-height:1.5;}
.sec-head .lead{margin-top:16px;font-size:15px;color:var(--text-2);max-width:50em;}
.section.ink .sec-head h2{color:#fff;}
.section.ink .sec-head .lead{color:rgba(255,255,255,.75);}
.sec-foot{margin-top:40px;}

/* text link with arrow */
.tlink{font-size:14px;font-weight:700;color:var(--red);text-decoration:none;}
.tlink::after{content:" →";}
.tlink:hover{text-decoration:underline;}

/* ---------- news ---------- */
.news-list{border-top:1px solid var(--border);}
.news-item{
  display:flex;gap:24px;align-items:baseline;flex-wrap:wrap;
  padding:19px 6px;border-bottom:1px solid var(--border);
  transition:background .15s var(--ease-std);
}
.news-item:hover{background:#FAFBFC;}
.news-date{font-family:var(--font-en);font-size:13.5px;font-weight:600;color:var(--text-2);flex-shrink:0;letter-spacing:.02em;}
.news-cat{
  font-size:11px;font-weight:500;color:var(--red);border:1px solid var(--red);
  padding:2px 12px;flex-shrink:0;letter-spacing:.04em;
}
.news-title{font-size:14.5px;color:var(--text);}

/* ---------- service cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.card{
  background:#fff;border:1px solid var(--border);display:flex;flex-direction:column;
  text-decoration:none;color:inherit;
  transition:box-shadow .2s var(--ease-std),transform .2s var(--ease-std);
}
.card:hover{box-shadow:0 10px 28px rgba(20,20,43,.12);transform:translateY(-3px);}
.card .thumb{aspect-ratio:16/10;overflow:hidden;}
.card .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s var(--ease-std);}
.card:hover .thumb img{transform:scale(1.04);}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.card h3{font-size:16.5px;font-weight:700;line-height:1.6;}
.card p{font-size:13.5px;color:var(--text-2);line-height:1.9;margin-top:10px;flex:1;}
.card .more{margin-top:16px;font-size:13.5px;font-weight:700;color:var(--red);}
.card .more::after{content:"→";display:inline-block;margin-left:7px;transition:margin-left .2s var(--ease-std);}
.card:hover .more::after{margin-left:12px;}

/* photo placeholder — replaced by real photos (see README) */
.ph-img{
  width:100%;height:100%;min-height:100%;
  background:
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="120" height="120" viewBox="0 0 120 120"><g fill="%23FFFFFF" fill-opacity="0.10"><rect x="34" y="34" width="22" height="22"/><rect x="64" y="34" width="22" height="22"/><rect x="34" y="64" width="22" height="22"/></g><rect x="64" y="64" width="22" height="22" fill="%23E23A24" fill-opacity="0.55"/></svg>') center no-repeat,
    linear-gradient(135deg,#23233F 0%,#14142B 100%);
}
.ph-img.light{
  background:
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="120" height="120" viewBox="0 0 120 120"><g fill="%2314142B" fill-opacity="0.08"><rect x="34" y="34" width="22" height="22"/><rect x="64" y="34" width="22" height="22"/><rect x="34" y="64" width="22" height="22"/></g><rect x="64" y="64" width="22" height="22" fill="%23E23A24" fill-opacity="0.45"/></svg>') center no-repeat,
    linear-gradient(135deg,#E9EAEE 0%,#F4F5F7 100%);
}

/* ---------- strengths (numbered rows) ---------- */
.str-list{border-top:1px solid var(--border);}
.str{
  display:grid;grid-template-columns:110px 1fr;gap:20px 36px;
  padding:36px 6px;border-bottom:1px solid var(--border);
}
.str .num{font-family:var(--font-en);font-size:30px;font-weight:700;color:var(--red);line-height:1;padding-top:4px;}
.str h3{font-size:19px;font-weight:700;line-height:1.6;}
.str p{font-size:14.5px;color:var(--text-2);margin-top:10px;max-width:52em;}
.str .tlink{display:inline-block;margin-top:12px;}

/* ---------- standards / stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);background:#fff;}
.stat{padding:34px 18px 30px;text-align:center;border-left:1px solid var(--border);}
.stat:first-child{border-left:none;}
.stat .v{font-family:var(--font-en);font-size:34px;font-weight:700;color:var(--red);line-height:1.1;}
.stat .v small{font-size:15px;font-weight:700;}
.stat .l{font-size:13px;color:var(--text-2);margin-top:10px;line-height:1.7;}
.stats-note{font-size:12.5px;color:var(--slate);margin-top:14px;}

/* ---------- process flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.fstep{background:#fff;border:1px solid var(--border);border-top:3px solid var(--red);padding:26px 24px;position:relative;}
.fstep:not(:last-child)::after{
  content:"";position:absolute;top:50%;right:-15px;transform:translateY(-50%);
  border-left:9px solid var(--slate-300);border-top:7px solid transparent;border-bottom:7px solid transparent;
  z-index:2;
}
.fstep .n{font-family:var(--font-en);font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--red);}
.fstep h3{font-size:17.5px;font-weight:700;margin-top:8px;}
.fstep p{font-size:13.5px;color:var(--text-2);line-height:1.9;margin-top:10px;}

/* ---------- service detail blocks (services page) ---------- */
.svc-block{
  display:grid;grid-template-columns:minmax(280px,420px) 1fr;gap:24px 52px;
  padding:52px 0;border-bottom:1px solid var(--border);
}
.svc-block:first-of-type{border-top:1px solid var(--border);}
.svc-block .side h3{font-size:20px;font-weight:700;line-height:1.6;display:flex;gap:14px;align-items:baseline;}
.svc-block .side h3::before{content:"";width:11px;height:11px;background:var(--red);flex-shrink:0;transform:translateY(-1px);}
.svc-block .side .en-sub{font-family:var(--font-en);font-size:11.5px;font-weight:700;letter-spacing:.16em;color:var(--slate);text-transform:uppercase;margin-top:8px;padding-left:25px;}
.svc-block .main p{font-size:14.5px;color:var(--text-2);}
.svc-block .main h4{font-size:14px;font-weight:700;color:var(--ink);margin-top:22px;}
.ex-list{list-style:none;margin-top:10px;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;}
.ex-list li{
  font-size:13.5px;color:var(--text-2);line-height:1.8;
  padding-left:16px;position:relative;
}
.ex-list li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;background:var(--slate-300);}

/* ---------- security commitments ---------- */
.commit-list{border-top:1px solid var(--border);}
.commit{
  display:grid;grid-template-columns:minmax(260px,400px) 1fr;gap:14px 52px;
  padding:34px 6px;border-bottom:1px solid var(--border);
}
.commit h3{font-size:17.5px;font-weight:700;line-height:1.7;display:flex;gap:14px;align-items:baseline;}
.commit h3::before{content:"";width:11px;height:11px;background:var(--red);flex-shrink:0;transform:translateY(-1px);}
.commit p{font-size:14.5px;color:var(--text-2);max-width:50em;}

/* ---------- representative message ---------- */
.message{display:grid;grid-template-columns:270px 1fr;gap:48px;align-items:start;}
.message .photo{aspect-ratio:3/3.6;border:1px solid var(--border);}
.message .body p{font-size:15px;color:var(--text);line-height:2.15;}
.message .body p + p{margin-top:16px;}
.message .sign{margin-top:26px;text-align:right;font-size:14.5px;font-weight:700;}
.message .sign small{display:block;font-weight:400;font-size:12.5px;color:var(--text-2);margin-bottom:4px;}

/* ---------- two-column teaser ---------- */
.duo{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.duo .visual{aspect-ratio:16/10;border:1px solid var(--border);overflow:hidden;}
.duo .visual img{width:100%;height:100%;object-fit:cover;display:block;}
.duo .body p{font-size:14.5px;color:var(--text-2);}
.duo .body .tlink{display:inline-block;margin-top:18px;}

/* ---------- about feature rows (company) ---------- */
.feat-list{border-top:1px solid var(--border);}
.feat{
  display:grid;grid-template-columns:minmax(240px,340px) 1fr;gap:14px 52px;
  padding:32px 6px;border-bottom:1px solid var(--border);
}
.feat h3{font-size:17.5px;font-weight:700;line-height:1.7;display:flex;gap:14px;align-items:baseline;}
.feat h3::before{content:"";width:11px;height:11px;background:var(--red);flex-shrink:0;transform:translateY(-1px);}
.feat p{font-size:14.5px;color:var(--text-2);max-width:50em;}

/* ---------- company overview table ---------- */
.kaisha{width:100%;border-collapse:collapse;}
.kaisha th{
  background:var(--bg-gray);width:230px;text-align:left;vertical-align:top;
  font-weight:600;font-size:14.5px;padding:19px 24px;border:1px solid var(--border);
}
.kaisha td{font-size:14.5px;color:var(--text-2);padding:19px 24px;border:1px solid var(--border);}

/* ---------- founders ---------- */
.founders{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.founder{border:1px solid var(--border);background:#fff;padding:28px 28px;display:flex;gap:20px;}
.founder .bar{width:3px;background:var(--red);flex-shrink:0;align-self:stretch;}
.founder .nm{font-weight:700;font-size:16.5px;line-height:1.6;}
.founder .nm-en{font-family:var(--font-en);font-size:12.5px;color:var(--slate);margin-top:2px;}
.founder .rl{font-size:13.5px;color:var(--text-2);margin-top:12px;line-height:1.9;}

/* ---------- contact band ---------- */
.contact-band{background:var(--ink);color:#fff;padding:72px 0;border-top:3px solid var(--red);}
.contact-band .inner{text-align:center;}
.contact-band .en{
  font-family:var(--font-en);font-size:12px;font-weight:700;letter-spacing:.22em;
  color:var(--red-300);text-transform:uppercase;
}
.contact-band h2{font-size:clamp(22px,2.8vw,28px);font-weight:700;margin-top:14px;line-height:1.6;}
.contact-band p{margin-top:14px;font-size:14.5px;color:rgba(255,255,255,.78);}
.contact-band .cta-row{margin-top:36px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- contact page ---------- */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;margin-top:52px;align-items:start;}
.panel{border:1px solid var(--border);background:#fff;padding:38px 36px;}
.panel h2{font-size:19px;font-weight:700;display:flex;gap:13px;align-items:baseline;}
.panel h2::before{content:"";width:11px;height:11px;background:var(--red);flex-shrink:0;}
.panel .sub{font-size:14px;color:var(--text-2);margin-top:12px;}

.field{margin-top:22px;}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:8px;}
.field label .req{color:#fff;background:var(--red);font-size:11px;font-weight:700;padding:1px 8px;margin-left:8px;vertical-align:2px;}
.field input,.field textarea{
  width:100%;font-family:inherit;font-size:15px;color:var(--text);
  padding:13px 14px;border:1px solid #C5C8CE;border-radius:2px;
  background:#fff;outline:none;transition:border-color .15s var(--ease-std),box-shadow .15s var(--ease-std);
}
.field textarea{min-height:150px;resize:vertical;line-height:1.9;}
.field input:focus,.field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px var(--red-100);}
.agree{margin-top:24px;display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-2);}
.agree input{margin-top:5px;accent-color:var(--red);}
.agree a{color:var(--text);}
.form-foot{margin-top:26px;}
.form-note{font-size:12.5px;color:var(--slate);margin-top:14px;line-height:1.9;}

.direct{margin-top:24px;padding-top:22px;border-top:1px solid var(--border);font-size:14px;color:var(--text-2);}
.direct a{color:var(--ink);font-weight:700;text-decoration:none;border-bottom:2px solid var(--red);}
.direct a:hover{color:var(--red);}

.mini-list{list-style:none;margin-top:22px;border-top:1px solid var(--border);}
.mini-list li{
  display:flex;gap:12px;align-items:baseline;padding:13px 2px;
  border-bottom:1px solid var(--border);font-size:14px;color:var(--text-2);line-height:1.8;
}
.mini-list li::before{content:"";width:9px;height:9px;background:var(--red);flex-shrink:0;transform:translateY(-1px);}

/* ---------- prose (privacy) ---------- */
.prose{max-width:780px;margin-top:12px;padding-bottom:24px;}
.prose h2{font-size:18px;font-weight:700;margin-top:44px;padding-left:14px;border-left:4px solid var(--red);line-height:1.6;}
.prose p,.prose li{font-size:14.5px;color:var(--text-2);margin-top:14px;}
.prose ul{margin-top:8px;padding-left:1.5em;}
.prose li{margin-top:8px;}
.prose .date{font-size:13px;color:var(--slate);margin-top:36px;}

/* ---------- footer ---------- */
.site-f{background:#0F0F22;color:rgba(255,255,255,.78);margin-top:0;}
.site-f .upper{padding:60px 0 52px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;}
.site-f .brand{color:#fff;font-size:33px;}
.site-f .tagline{margin-top:16px;font-size:13.5px;color:rgba(255,255,255,.6);line-height:2;}
.site-f h4{
  font-family:var(--font-en);font-size:11.5px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:rgba(255,255,255,.42);margin-bottom:16px;
}
.site-f ul{list-style:none;}
.site-f li{margin-top:10px;}
.site-f a{color:rgba(255,255,255,.78);text-decoration:none;font-size:13.5px;}
.site-f a:hover{color:#fff;text-decoration:underline;}
.site-f .fbot{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.5);
}
.site-f .fbot a{font-size:12px;color:rgba(255,255,255,.5);}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .5s var(--ease-std),transform .5s var(--ease-std);}
.reveal.in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);}
  .fstep:nth-child(2)::after{display:none;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(3){border-left:none;}
  .stat{border-top:1px solid var(--border);}
  .stat:nth-child(1),.stat:nth-child(2){border-top:none;}
  .site-f .upper{grid-template-columns:1fr 1fr;}
}
@media(max-width:860px){
  .main-nav{
    display:none;position:absolute;top:78px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--border);
    flex-direction:column;align-items:stretch;gap:0;padding:6px 28px 20px;
  }
  .main-nav.open{display:flex;}
  .main-nav a{height:auto;padding:14px 0;border-bottom:1px solid var(--border) !important;border-top:none !important;font-size:15.5px;}
  .main-nav .lang-sw{margin-top:16px;align-self:flex-start;padding:8px 18px;border:1px solid var(--slate-300) !important;}
  .menu-btn{display:block;order:3;}
  .head-cta{margin-left:auto;}
  .duo,.message,.contact-grid,.founders{grid-template-columns:1fr;}
  .svc-block,.commit,.feat,.str{grid-template-columns:1fr;}
  .info-strip ul{grid-template-columns:1fr 1fr;}
  .info-strip li:nth-child(odd){border-left:none;}
  .info-strip li{border-top:1px solid var(--border);}
  .info-strip li:nth-child(-n+2){border-top:none;}
}
@media(max-width:640px){
  .wrap{padding:0 20px;}
  .site-head .row{padding:0 20px;}
  .brand{font-size:31px;}
  .brand .kana{display:none;}
  .hero-c .inner{padding:64px 0 60px;}
  .section{padding:60px 0;}
  .card-grid,.flow,.stats{grid-template-columns:1fr;}
  .fstep::after{display:none !important;}
  .stat{border-left:none;border-top:1px solid var(--border);}
  .stat:first-child{border-top:none;}
  .ex-list{grid-template-columns:1fr;}
  .info-strip ul{grid-template-columns:1fr;}
  .info-strip li{border-left:none;border-top:1px solid var(--border);}
  .info-strip li:first-child{border-top:none;}
  .panel{padding:28px 22px;}
  .kaisha th{width:120px;padding:14px 14px;}
  .kaisha td{padding:14px 14px;}
  .site-f .upper{grid-template-columns:1fr;gap:32px;}
}

/* ---------- reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .btn,.main-nav a,.card,.card .thumb img,.card .more::after,.news-item{transition:none;}
  .card:hover{transform:none;}
  .card:hover .thumb img{transform:none;}
}