/* =========================================================
   JAPAN CONNECTIVE SOLUTIONS — Corporate site shared styles
   White base · Orange accent · Navy dark CTA · Noto Sans JP
   ========================================================= */

:root{
  --radius: 14px;        /* tweakable via Tweaks panel */
  --radius-sm: calc(var(--radius) * 0.55);
  --radius-lg: calc(var(--radius) * 1.4);

  --orange: #F97316;
  --orange-ink: #EA670C;
  --orange-soft: #FFF3EA;

  --navy: #16213A;
  --navy-2: #1E2C49;

  --ink: #1B2330;
  --ink-2: #2C3543;
  --muted: #687083;
  --muted-2: #9AA1AF;

  --line: #E7E9EE;
  --line-2: #EFF1F4;
  --bg: #F6F7F9;
  --card: #FFFFFF;

  --maxw: 1500px;
  --pad: 40px;

  --shadow-sm: 0 1px 2px rgba(20,30,50,.04), 0 1px 3px rgba(20,30,50,.06);
  --shadow-md: 0 6px 18px rgba(20,30,50,.06), 0 2px 6px rgba(20,30,50,.04);
  --shadow-lg: 0 18px 48px rgba(20,30,50,.12);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: "Noto Sans JP", system-ui, sans-serif;
  color: var(--ink);
  background: var(--card);
  line-height: 1.85;
  font-size: 16px;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }

.wrap{
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ===== Typography helpers ===== */
.eyebrow{
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 700; letter-spacing: .14em;
  color: var(--orange-ink); text-transform: uppercase;
}
.eyebrow::before{
  content: ""; width: 26px; height: 2px; background: var(--orange); border-radius: 2px;
}
.section-head{ margin-bottom: 44px; }
.section-head h2{
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700; line-height: 1.4; margin: 16px 0 0;
  letter-spacing: .02em;
}
.section-head .lead{
  margin: 18px 0 0; color: var(--muted); max-width: none; white-space: nowrap;
  font-size: 16px; line-height: 2; text-wrap: pretty;
}
.jp-en{ font-size: 13px; letter-spacing:.16em; color: var(--muted-2); font-weight:600; }

/* ===== Buttons ===== */
.btn{
  --bg: var(--orange);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: inherit; font-weight: 700; font-size: 15px;
  padding: 14px 26px; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn .arw{ transition: transform .25s var(--ease); }
.btn:hover .arw{ transform: translateX(3px); }

.btn-primary{ background: var(--orange); color: #fff; box-shadow: 0 6px 16px rgba(249,115,22,.28); }
.btn-primary:hover{ background: var(--orange-ink); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(249,115,22,.34); }

.btn-ghost{ background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover{ border-color: var(--orange); color: var(--orange-ink); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-line{ background: transparent; color: var(--ink); border-color: #C9CEDA; }
.btn-line:hover{ border-color: var(--ink); transform: translateY(-2px); }

.btn-lg{ padding: 17px 34px; font-size: 16px; }

.textlink{
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 14px; color: var(--ink-2);
  transition: gap .2s var(--ease), color .2s;
}
.textlink .arw{ color: var(--orange); transition: transform .25s var(--ease); }
.textlink:hover{ color: var(--orange-ink); }
.textlink:hover .arw{ transform: translateX(4px); }

/* ===== Header ===== */
.site-header{ position: sticky; top: 0; z-index: 50; background: #fff; }

.utility{
  border-bottom: 1px solid var(--line-2);
  background: #fff;
}
.utility .wrap{
  display: flex; align-items: center; justify-content: flex-end;
  gap: 4px; height: 38px;
}
.utility a{
  font-size: 12.5px; color: var(--muted); font-weight: 500; white-space: nowrap;
  padding: 4px 14px; border-radius: 999px; transition: color .2s, background .2s;
}
.utility a + a{ border-left: 1px solid var(--line); border-radius: 0; }
.utility a:hover{ color: var(--orange-ink); }
.utility .util-ico{
  display: grid; place-items: center; width: 34px; height: 34px;
  padding: 0; border-radius: 9px; color: var(--muted);
}
.utility .util-ico + .util-ico{ border-left: none; border-radius: 9px; }
.utility .util-ico:hover{ color: var(--orange-ink); background: var(--orange-soft); }

.navbar{ border-bottom: 1px solid var(--line); background: #fff; }
.navbar .wrap{
  display: flex; align-items: center; gap: 32px; height: 92px;
}

/* logo aligned to nav baseline */
.logo{ display: flex; align-items: center; gap: 13px; }
.logo .mark{
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: linear-gradient(140deg, var(--orange), #FF9B4D);
  display: grid; place-items: center; color: #fff; font-weight: 800;
  font-size: 16px; letter-spacing: .02em; box-shadow: 0 4px 12px rgba(249,115,22,.3);
  flex: none;
}
.logo .lt{ line-height: 1.25; }
.logo .lt b{ font-size: 16px; font-weight: 700; letter-spacing: .02em; display:block; color: var(--ink); }
.logo .lt span{ font-size: 10.5px; letter-spacing: .22em; color: var(--muted-2); font-weight: 600; }
.logo-img{ height: 66px; width: auto; display: block; }
@media (max-width: 920px){ .logo-img{ height: 52px; } }

.nav{ display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav a{
  position: relative; font-size: 14.5px; font-weight: 600; color: var(--ink-2);
  padding: 10px 16px; border-radius: var(--radius-sm); transition: color .2s;
}
.nav a::after{
  content:""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--orange); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform .28s var(--ease);
}
.nav a:hover{ color: var(--orange-ink); }
.nav a:hover::after, .nav a.active::after{ transform: scaleX(1); }
.nav a.active{ color: var(--ink); }

.nav-cta{ margin-left: 10px; }

.burger{ display:none; }

/* ===== 事業内容 dropdown ===== */
.nav-item{ position: relative; display: flex; align-items: center; }
.nav-sub-trigger{
  font-family: inherit; background: none; border: 0; cursor: pointer;
  position: relative; font-size: 14.5px; font-weight: 600; color: var(--ink-2);
  padding: 10px 16px; border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; gap: 7px; transition: color .2s;
}
.nav-sub-trigger:hover{ color: var(--orange-ink); }
.nav-caret{ transition: transform .25s var(--ease); margin-top: 1px; }
.nav-item.open .nav-sub-trigger{ color: var(--orange-ink); }
.nav-item.open .nav-caret{ transform: rotate(180deg); }
.nav-sub-trigger::after{
  content:""; position:absolute; left:16px; right:16px; bottom:4px; height:2px;
  background: var(--orange); border-radius:2px; transform: scaleX(0); transform-origin:left;
  transition: transform .28s var(--ease);
}
.nav-item:hover .nav-sub-trigger::after, .nav-item.open .nav-sub-trigger::after{ transform: scaleX(1); }
.nav-sub{
  position: absolute; top: calc(100% + 16px); left: 50%;
  transform: translateX(-50%);
  display: none; gap: 2px; padding: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow-lg); white-space: nowrap; z-index: 60;
}
.nav-item.open .nav-sub{
  display: flex;
}
.nav-sub::before{
  content:""; position: absolute; top: -7px; left: 50%;
  transform: translateX(-50%) rotate(45deg); width: 12px; height: 12px;
  background: #fff; border-left: 1px solid var(--line); border-top: 1px solid var(--line);
}
.nav-sub a{
  position: static; font-size: 13.5px; font-weight: 600; color: var(--ink-2);
  padding: 10px 16px; border-radius: 8px; white-space: nowrap;
  transition: background .18s, color .18s;
}
.nav-sub a::after{ display: none; }
.nav-sub a:hover{ background: var(--orange-soft); color: var(--orange-ink); }
.nav-contact-m{ display: none; }

/* ===== Placeholder image ===== */
.ph{
  position: relative; overflow: hidden; border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, #EDF0F4 0 14px, #F4F6F9 14px 28px);
  border: 1px solid var(--line);
  display: grid; place-items: center; color: #9AA3B2;
}
.ph::after{
  content: attr(data-label);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 12px; letter-spacing: .08em; color: #98A1B2;
  background: rgba(255,255,255,.78); padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--line);
}

/* ===== Sections ===== */
section{ padding: 96px 0; }
.section-tint{ background: var(--bg); }

/* ===== Hero (full-bleed background image) ===== */
.hero{ position: relative; overflow: hidden; min-height: 660px; display: flex; align-items: center; }
.hero-bg{
  position: absolute; inset: 0; z-index: 0;
  background-image: url("assets/hero-okinawa.png");
  background-size: cover; background-position: center;
}
.hero-scrim{
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(98deg, rgba(11,17,30,.82) 0%, rgba(11,17,30,.62) 40%, rgba(11,17,30,.30) 70%, rgba(11,17,30,.10) 100%);
}
.hero-imghint{
  position: absolute; right: 18px; bottom: 16px; z-index: 2;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 11px; letter-spacing: .06em; color: rgba(255,255,255,.7);
  background: rgba(0,0,0,.28); padding: 6px 12px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(4px);
}
.hero .wrap{ position: relative; z-index: 2; max-width: none; margin-inline: 0; padding-inline: clamp(24px, 12vw, 300px); }
.hero-text{ max-width: 720px; padding: 120px 0; }
.hero .eyebrow{ color: #FFB678; }
.hero .eyebrow::before{ background: var(--orange); }
.hero h1{
  font-size: clamp(38px, 4.6vw, 60px); line-height: 1.3; font-weight: 700;
  margin: 22px 0 0; letter-spacing: .01em; color: #fff;
  text-shadow: 0 2px 18px rgba(0,0,0,.25);
}
.hero h1 .accent{ color: var(--orange); }
.hero .desc{ margin: 28px 0 0; font-size: 17px; color: rgba(255,255,255,.94); line-height: 2.05; text-wrap: pretty; }
.hero .sub{ margin: 16px 0 0; font-size: 14.5px; color: rgba(255,255,255,.74); line-height: 2; max-width: 600px; text-wrap: pretty; }
.hero .actions{ display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero .btn-ghost{ background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.4); backdrop-filter: blur(4px); }
.hero .btn-ghost:hover{ background: rgba(255,255,255,.2); border-color: #fff; color: #fff; }

/* ===== News ===== */
.news-flex{ display: grid; grid-template-columns: 280px 1fr; gap: 56px; align-items: start; }
.news-list{ border-top: 1px solid var(--line); }
.news-item{
  display: flex; align-items: center; gap: 26px; padding: 22px 8px;
  border-bottom: 1px solid var(--line); transition: background .2s, padding-left .25s var(--ease);
}
.news-item:hover{ background: var(--bg); padding-left: 16px; }
.news-item time{ font-size: 14px; color: var(--muted); font-variant-numeric: tabular-nums; flex: none; letter-spacing: .04em; }
.news-item .tag{
  font-size: 11px; font-weight: 700; color: var(--orange-ink); background: var(--orange-soft);
  padding: 4px 12px; border-radius: 999px; flex: none;
}
.news-item p{ margin: 0; font-size: 15px; font-weight: 500; color: var(--ink-2); }
.news-item .arw{ margin-left: auto; color: var(--muted-2); transition: transform .25s var(--ease), color .2s; flex:none; }
.news-item:hover .arw{ transform: translateX(4px); color: var(--orange); }

/* ===== Business cards (image tiles) ===== */
.biz-grid{ display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.biz-card{
  position: relative; display: block; overflow: hidden;
  aspect-ratio: 5 / 4; border-radius: var(--radius); scroll-margin-top: 110px;
  background:
    repeating-linear-gradient(135deg, #DCE2EA 0 14px, #E6EAF0 14px 28px), #0B111E;
  box-shadow: var(--shadow-md);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.biz-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.biz-thumb{
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block; border: 0;
  transition: transform .5s var(--ease);
}
.biz-card:hover .biz-thumb{ transform: scale(1.05); }
.biz-thumb.is-missing{ opacity: 0; }
.biz-card::after{
  content: ""; position: absolute; inset: auto 0 0 0; height: 62%; pointer-events: none;
  background: linear-gradient(to top, rgba(8,13,24,.86) 0%, rgba(8,13,24,.42) 45%, transparent 100%);
}
.biz-cap{
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 16px 18px; color: #fff;
}
.biz-cap-t{ font-size: 15.5px; font-weight: 700; line-height: 1.45; letter-spacing: .01em; text-wrap: balance; }
.biz-chev{
  flex: none; font-size: 20px; line-height: 1; font-weight: 400;
  transition: transform .25s var(--ease); opacity: .9;
}
.biz-card:hover .biz-chev{ transform: translateX(4px); }

/* ===== Reasons ===== */
.reason-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.reason-card{
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 38px 32px; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.reason-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-md); }
.reason-card .rn{
  font-size: 13px; font-weight: 800; color: var(--orange); letter-spacing: .1em;
  display:flex; align-items:center; gap: 12px; margin-bottom: 22px;
}
.reason-card .rn::after{ content:""; flex:1; height:1px; background: var(--line); }
.reason-ico{ width: 46px; height: 46px; color: var(--ink); margin-bottom: 18px; }
.reason-card h3{ font-size: 19px; font-weight: 700; margin: 0; line-height: 1.55; }
.reason-card p{ font-size: 14px; color: var(--muted); line-height: 1.95; margin: 14px 0 0; text-wrap: pretty; }

/* ===== Recruit ===== */
.recruit{ background: var(--bg); }
.recruit-flex{ display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.recruit .ph{ aspect-ratio: 5/3.6; }
.recruit-img{ border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.recruit-img img{ width: 100%; aspect-ratio: 5/3.6; object-fit: cover; display: block; }
.recruit h2{ font-size: clamp(28px,3vw,38px); font-weight:700; margin: 16px 0 0; line-height:1.4; }
.recruit p{ font-size: 16px; color: var(--ink-2); line-height: 2.05; margin: 20px 0 0; text-wrap: pretty; }
.recruit .actions{ display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* ===== Dark CTA ===== */
.cta-dark{
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(249,115,22,.18), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff; text-align: center;
}
.cta-dark .eyebrow{ color: #FFB678; }
.cta-dark .eyebrow::before{ background: var(--orange); }
.cta-dark h2{ font-size: clamp(30px,3.4vw,44px); font-weight: 700; margin: 18px 0 0; line-height: 1.4; }
.cta-dark p{ font-size: 16px; color: #B9C2D4; line-height: 2; margin: 22px auto 0; max-width: 620px; text-wrap: pretty; }
.cta-dark .actions{ display:flex; justify-content:center; gap:16px; margin-top: 38px; flex-wrap: wrap; }
.cta-dark .btn-line{ color:#fff; border-color: rgba(255,255,255,.3); }
.cta-dark .btn-line:hover{ border-color:#fff; background: rgba(255,255,255,.06); }

/* ===== Footer ===== */
.footer{ background: #11192B; color: #C4CCDB; padding: 76px 0 0; }
.footer-top{ display: grid; grid-template-columns: 1.3fr 2fr; gap: 56px; padding-bottom: 56px; border-bottom: 1px solid rgba(255,255,255,.09); }
.footer .logo .lt b{ color: #fff; }
.footer .logo .lt span{ color: #7E889B; }
.footer-logo-img{ height: 56px; width: auto; display: block; }
.footer .f-desc{ font-size: 13.5px; line-height: 2; color: #9AA4B6; margin: 22px 0 0; max-width: 380px; text-wrap: pretty; }
.footer .f-addr{ font-size: 13px; color:#7E889B; margin-top: 18px; line-height: 1.9; }
.sitemap{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.sitemap h4{ font-size: 13px; font-weight: 700; color: #fff; margin: 0 0 16px; letter-spacing: .04em; }
.sitemap ul{ list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.sitemap a{ font-size: 13px; color: #9AA4B6; transition: color .2s, padding-left .2s var(--ease); }
.sitemap a:hover{ color: var(--orange); padding-left: 4px; }
.footer-bottom{ display: flex; align-items: center; justify-content: space-between; padding: 24px 0; }
.footer-bottom small{ font-size: 12px; color: #6F7A8D; letter-spacing: .04em; }
.footer-bottom .fb-links{ display: flex; gap: 22px; }
.footer-bottom .fb-links a{ font-size: 12px; color: #8A93A6; }
.footer-bottom .fb-links a:hover{ color:#fff; }

/* ===== Reveal animation ===== */
.reveal{ opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity: 1; transform: none; }
.reveal[data-d="1"]{ transition-delay: .08s; }
.reveal[data-d="2"]{ transition-delay: .16s; }
.reveal[data-d="3"]{ transition-delay: .24s; }
.reveal[data-d="4"]{ transition-delay: .32s; }

/* ===== Page hero (sub pages) ===== */
.page-hero{ background: var(--bg); padding: 60px 0 64px; border-bottom: 1px solid var(--line); }
.breadcrumb{ display:flex; gap:10px; font-size:12.5px; color: var(--muted); margin-bottom: 20px; }
.breadcrumb a:hover{ color: var(--orange-ink); }
.breadcrumb span{ color: var(--muted-2); }
.page-hero h1{ font-size: clamp(30px,3.4vw,42px); font-weight:700; margin: 0; letter-spacing:.02em; }
.page-hero .jp-en{ display:block; margin-top: 12px; }

/* ===== About page ===== */
.prose{ max-width: 760px; }
.prose p{ font-size: 16px; line-height: 2.1; color: var(--ink-2); margin: 0 0 20px; text-wrap: pretty; }
.message-flex{ display: grid; grid-template-columns: 320px 1fr; gap: 56px; align-items: start; }
.message-flex .ph{ aspect-ratio: 3/3.8; }
.message-flex .sign{ margin-top: 28px; font-size: 14px; color: var(--muted); }
.message-flex .sign b{ font-size: 20px; color: var(--ink); display:block; margin-top: 6px; font-weight:700; }
.info-table{ width: 100%; border-collapse: collapse; border-top: 1px solid var(--line); }
.info-table th, .info-table td{ text-align: left; padding: 22px 8px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
.info-table th{ width: 230px; font-weight: 700; color: var(--ink); }
.info-table td{ color: var(--ink-2); }
.info-table a{ color: var(--orange-ink); }
.info-table a:hover{ text-decoration: underline; }

/* ===== Contact form ===== */
.form-wrap{ max-width: 680px; margin-inline: auto; }
.form-card{ background:#fff; border:1px solid var(--line); border-radius: var(--radius-lg); padding: 48px 52px; box-shadow: var(--shadow-md); }
.field{ margin-bottom: 26px; }
.field label{ display:flex; align-items:center; gap: 10px; font-size: 14px; font-weight: 700; color: var(--ink); margin-bottom: 10px; }
.field label .req{ font-size: 10.5px; font-weight: 700; color: #fff; background: var(--orange); padding: 2px 8px; border-radius: 4px; letter-spacing:.04em; }
.field label .opt{ font-size: 10.5px; font-weight: 700; color: var(--muted); background: var(--bg); padding: 2px 8px; border-radius: 4px; border:1px solid var(--line); }
.field input, .field select, .field textarea{
  width: 100%; font-family: inherit; font-size: 15px; color: var(--ink);
  padding: 14px 16px; border: 1px solid #D7DBE3; border-radius: var(--radius-sm);
  background: #fff; transition: border-color .2s, box-shadow .2s; line-height: 1.6;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(249,115,22,.14);
}
.field textarea{ resize: vertical; min-height: 150px; }
.field select{ appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23687083' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position: right 16px center; }
.form-submit{ text-align: center; margin-top: 36px; }
.form-note{ font-size: 12.5px; color: var(--muted); text-align: center; margin-top: 18px; line-height: 1.9; }
.form-success{ display:none; text-align:center; padding: 40px 20px; }
.form-success.show{ display:block; }
.form-success .check{ width:64px; height:64px; border-radius:999px; background: var(--orange-soft); color: var(--orange-ink); display:grid; place-items:center; margin: 0 auto 20px; }
.form-success h3{ font-size: 22px; margin: 0 0 10px; }
.form-success p{ color: var(--muted); margin: 0; }

/* ===== Tweaks mount (keep out of flow) ===== */
#tweaks-root{ position: fixed; z-index: 9999; }

/* ===== Responsive ===== */
@media (max-width: 1080px){
  .biz-grid{ grid-template-columns: repeat(3, 1fr); }
  .biz-card:nth-child(4), .biz-card:nth-child(5){ grid-column: span 1; }
}
@media (max-width: 920px){
  :root{ --pad: 24px; }
  .hero{ min-height: 540px; }
  .hero-text{ padding: 88px 0; }
  .news-flex{ grid-template-columns: 1fr; gap: 28px; }
  .biz-grid{ grid-template-columns: repeat(2, 1fr); }
  .reason-grid{ grid-template-columns: 1fr; }
  .recruit-flex, .message-flex{ grid-template-columns: 1fr; gap: 36px; }
  .footer-top{ grid-template-columns: 1fr; gap: 36px; }
  .sitemap{ grid-template-columns: repeat(2, 1fr); }
  section{ padding: 68px 0; }
  .navbar{ position: relative; }
  .nav-cta{ display: none; }
  .nav{
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    background: #fff; border-top: 1px solid var(--line);
    box-shadow: var(--shadow-md); padding: 8px;
    max-height: calc(100vh - 92px); overflow-y: auto; z-index: 70;
  }
  .nav.open{ display: flex; }
  .nav > a{ width: 100%; padding: 14px 16px; border-radius: 8px; font-size: 15px; }
  .nav > a::after{ display: none; }
  .nav-item{ flex-direction: column; align-items: stretch; }
  .nav-sub-trigger{
    width: 100%; justify-content: space-between; font-size: 15px;
    padding: 14px 16px; border-radius: 8px;
  }
  .nav-sub-trigger::after{ display: none; }
  .nav-sub{
    position: static; transform: none;
    display: none; flex-direction: column; gap: 0; padding: 0 0 6px;
    background: transparent; border: 0; box-shadow: none; white-space: normal;
  }
  .nav-sub::before{ display: none; }
  .nav-item.open .nav-sub{ display: flex; transform: none; animation: none; }
  .nav-sub a{ padding: 12px 16px 12px 32px; color: var(--muted); font-size: 14px; }
  .nav-sub a:hover{ background: var(--orange-soft); }
  .nav-contact-m{ display: block; }
  .burger{ display: inline-grid; place-items:center; margin-left:auto; width:46px; height:46px; border:1px solid var(--line); border-radius: var(--radius-sm); background:#fff; cursor:pointer; }
}
@media (max-width: 560px){
  .biz-grid{ grid-template-columns: 1fr; }
  .sitemap{ grid-template-columns: 1fr; }
  .form-card{ padding: 32px 22px; }
  .info-table th{ width: 130px; }
  .footer-bottom{ flex-direction: column; gap: 14px; align-items: flex-start; }
}