@charset "UTF-8";

:root {
  --ink: #35353c;
  --ink-deep: #26262b;
  --gray: #f4f4f5;
  --line: #dcdce0;
  --muted: #6b6b73;
  --accent: #4bb3c4;
  --accent-deep: #3ea3b4;
  --accent-ink: #1d6f7c;
  --hd-h: 72px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-padding-top: calc(var(--hd-h) + 16px); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: .04em;
}

img { max-width: 100%; height: auto; vertical-align: middle; }
a { color: inherit; }
p { margin: 0; }

.en { font-family: "Roboto", "Noto Sans JP", sans-serif; }
.nb { display: inline-block; }
.inner { width: min(1080px, calc(100% - 64px)); margin: 0 auto; }

/* ---------- header ---------- */
.hd {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--hd-h);
  background: var(--ink);
}
.hd__in {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
  padding: 0 0 0 40px;
}
.hd__logo { display: block; margin-right: auto; line-height: 0; }
.hd__logo img { width: auto; height: 46px; }
.hd__nav { display: flex; gap: 32px; }
.hd__nav a {
  color: #fff;
  font-family: "Roboto", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-decoration: none;
}
.hd__nav a:hover { color: var(--accent); }
.hd__contact {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  min-width: 152px;
  padding: 0 24px;
  background: #fff;
  color: var(--ink);
  font-family: "Roboto", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-decoration: none;
  transition: background .2s, color .2s;
}
.hd__contact:hover { background: var(--accent); color: var(--ink-deep); }

main { padding-top: var(--hd-h); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-width: 300px;
  min-height: 60px;
  padding: 0 24px 0 28px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  text-decoration: none;
  transition: background .2s, color .2s;
}
.btn::after {
  content: "";
  flex: none;
  width: 28px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: skewX(45deg);
  transform-origin: bottom right;
}
.btn:hover { background: #fff; color: var(--ink); }
.btn--white { border-color: #fff; background: #fff; color: var(--ink); }
.btn--white:hover { background: transparent; color: #fff; }

/* ---------- section ---------- */
.sec { padding: 112px 0; }
.sec--gray { background: var(--gray); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.sec-ttl { margin: 0 0 48px; line-height: 1.3; }
.sec-ttl__en {
  display: block;
  font-family: "Roboto", sans-serif;
  font-size: 44px;
  font-weight: 700;
  letter-spacing: .08em;
}
.sec-ttl__ja { display: block; margin-top: 10px; font-size: 14px; font-weight: 500; }

/* ---------- notice ---------- */
.notice { border-bottom: 1px solid #cfe9ee; background: #eaf6f8; }
.notice__in { display: flex; align-items: flex-start; gap: 16px; padding: 14px 0; }
.notice__label {
  flex: none;
  padding: 0 9px;
  background: var(--ink-deep);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  line-height: 23px;
}
.notice__txt { font-size: 14px; line-height: 1.65; }
.notice__txt a { font-weight: 700; text-underline-offset: 3px; }
.notice__txt a:hover { text-decoration: none; }

/* ---------- products ---------- */
.prod { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prod__card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: #fff;
  text-decoration: none;
  transition: border-color .2s, box-shadow .2s;
}
.prod__card:hover { border-color: var(--ink); box-shadow: 0 10px 28px rgba(38, 38, 43, .1); }
.prod__img { height: 170px; overflow: hidden; background: #fff; }
.prod__img img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.prod__card:hover .prod__img img { transform: scale(1.03); }
.prod__card--dx .prod__img { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.prod__card--dx .prod__img img { object-fit: contain; }
.prod__card--dx:hover .prod__img img { transform: none; }
.prod__body { display: flex; flex: 1; flex-direction: column; padding: 22px 22px 20px; }
.prod__tag {
  font-family: "Roboto", sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--accent-ink);
}
.prod__name { margin: 8px 0 0; font-size: 18px; font-weight: 700; line-height: 1.5; }
.prod__desc { margin-top: 10px; font-size: 13px; line-height: 1.8; }
.prod__more {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  margin-top: auto;
  padding-top: 22px;
  font-family: "Roboto", "Noto Sans JP", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
}
.prod__more::after {
  content: "";
  width: 28px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: skewX(45deg);
  transform-origin: bottom right;
}

/* ---------- client ---------- */
.client { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px 16px; margin: 0; padding: 0; list-style: none; }
.client li { background: #fff; }
.client img { display: block; width: 100%; height: auto; }
.client-note { margin: -32px 0 32px; font-size: 13px; color: var(--muted); }

/* ---------- company ---------- */
.company { display: grid; grid-template-columns: 200px 1fr; margin: 0; border-top: 1px solid var(--line); }
.company dt,
.company dd { margin: 0; padding: 22px 8px; border-bottom: 1px solid var(--line); }
.company dt { font-weight: 700; }
.company small { font-size: 13px; color: var(--muted); }
.officers { border-collapse: collapse; }
.officers td { padding: 0 32px 0 0; vertical-align: top; }

/* ---------- contact band ---------- */
.cta { background: var(--ink); color: #fff; text-align: center; }
.cta .sec-ttl__ja { color: #d8d8dc; }
.cta__txt { margin-bottom: 40px; }

/* ---------- footer ---------- */
.ft { background: var(--ink-deep); color: #d8d8dc; font-size: 13px; line-height: 1.8; }
.ft__in { padding: 72px 0 32px; }
.ft__logo img { width: auto; height: 56px; }
.ft__offices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 40px; margin: 40px 0 0; }
.ft__name { margin: 0 0 6px; color: #fff; font-size: 14px; font-weight: 700; }
.ft__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin: 56px 0 0;
  padding: 28px 0 0;
  border-top: 1px solid rgba(255, 255, 255, .15);
  list-style: none;
}
.ft__links a { text-decoration: none; }
.ft__links a:hover { color: #fff; text-decoration: underline; }
.ft__copy { margin-top: 28px; font-size: 11px; color: #9a9aa2; }

/* ---------- sub pages ---------- */
.page-hd { padding: 88px 0 72px; background: var(--ink); color: #fff; }
.page-hd .sec-ttl { margin: 0; }
.page-hd .sec-ttl__ja { color: #d8d8dc; }
.form-lead { margin-bottom: 32px; }
.form-wrap { background: #ecf0f1; }
.form-wrap iframe { display: block; width: 100%; height: 1500px; border: 0; }
.form-note { margin-top: 24px; font-size: 13px; color: var(--muted); }
.policy h2 { margin: 48px 0 12px; font-size: 18px; }
.policy ol { margin: 24px 0 0; padding-left: 1.6em; }
.policy li { margin-bottom: 16px; }
.policy__link { margin-bottom: 40px; }
.policy--orig h2 { margin: 48px 0 20px; font-size: 20px; }
.policy--orig h2:first-child { margin-top: 0; }
.policy--orig p { margin-bottom: 20px; }
.policy--orig .font-ll { font-weight: 700; }

/* ---------- narrow pc / tablet ---------- */
@media (max-width: 1079px) {
  .prod { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .prod__img { height: 220px; }
  .prod__name { font-size: 20px; }
  .prod__desc { font-size: 14px; }
}

/* ---------- tablet ---------- */
@media (max-width: 959px) {
  .hd__nav { display: none; }
  .prod { gap: 20px; }
  .prod__img { height: 200px; }
  .client { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- smartphone ---------- */
@media (max-width: 767px) {
  :root { --hd-h: 56px; }
  body { font-size: 14px; line-height: 1.85; }
  .inner { width: calc(100% - 32px); }
  .hd__in { gap: 16px; padding-left: 16px; }
  .hd__nav { display: none; }
  .hd__contact { min-width: 0; padding: 0 18px; font-size: 12px; }
  .sec { padding: 72px 0; }
  .sec-ttl { margin-bottom: 32px; }
  .sec-ttl__en { font-size: 32px; }
  .officers td { padding-right: 16px; }
  .btn { width: 100%; min-width: 0; min-height: 56px; }
  .hd__logo img { height: 38px; }
  .ft__logo img { height: 48px; }
  .notice__in { gap: 12px; padding: 12px 0; }
  .notice__label { padding: 0 7px; font-size: 12px; line-height: 21px; }
  .notice__txt { font-size: 13px; }
  .prod { grid-template-columns: 1fr; gap: 16px; }
  .prod__img { height: 190px; }
  .client { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .client-note { margin: -20px 0 24px; }
  .company { grid-template-columns: 1fr; }
  .company dt { padding: 18px 4px 0; border-bottom: 0; }
  .company dd { padding: 4px 4px 18px; }
  .ft__in { padding: 56px 0 28px; }
  .ft__offices { grid-template-columns: 1fr; gap: 24px; }
  .ft__links { margin-top: 40px; }
  .page-hd { padding: 56px 0 48px; }
  .form-wrap iframe { height: 1600px; }
}