/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue: #313D5A;
  --blue-light: #33B5FF;
  --teal: #3A9BAF;
  --dark: #444444;
  --gray: #555555;
  --bg-gray: #F5F8FA;
  --white: #FFFFFF;
  --line: #E5EDF2;
  --font-ja: "Noto Sans JP", sans-serif;
  --font-en: "Montserrat", sans-serif;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-ja);
  color: var(--dark);
  background: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { padding-left: 1.2em; }

/* ============================================================
   HEADER
============================================================ */
.header {
  min-height: 70px;
  display: flex;
  align-items: center;
  padding: 0 32px;
  background: #fff;
  border-bottom: 1px solid #eee;
  position: relative;
  z-index: 10;
}
.header__inner {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header__logo { display: flex; align-items: center; height: 52px; }
.header__logo img { height: 100%; width: auto; max-width: 330px;}
.header__nav { display: flex; align-items: center; gap: 28px; }
.header__nav a { font-size: 13px; font-weight: 700; color: var(--dark); transition: color .2s; }
.header__nav a:hover { color: var(--teal); }
#SP-MENU, .spMenu { display: none; }

/* ============================================================
   COMMON
============================================================ */
.news-main { background: #fff; }
.newsContainer { width: min(1000px, calc(100% - 40px)); margin: 0 auto; }
.newsSection { padding: 84px 0; }
.newsSection--gray { background: var(--bg-gray); }
.sectionHeading { margin-bottom: 38px; text-align: center; }
.sectionHeading p {
  margin: 0 0 10px;
  color: var(--teal);
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .18em;
}
.sectionHeading h2 {
  margin: 0;
  color: var(--blue);
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.45;
  font-weight: 800;
}

/* ============================================================
   HERO
============================================================ */
.newsHero {
  position: relative;
  padding: 108px 20px 100px;
  color: #fff;
  background: linear-gradient(135deg, rgba(0,155,230,0.82), rgba(51,181,255,0.82), rgba(175,235,255,0.72));
  overflow: hidden;
}
.newsHero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 88% 18%, rgba(255,255,255,.15), transparent 28%), radial-gradient(circle at 12% 86%, rgba(255,255,255,.10), transparent 26%);
  pointer-events: none;
}
.newsHero::after {
  content: "";
  position: absolute;
  right: -130px;
  bottom: -130px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: rgba(190,240,255,0.26);
}
.newsHero__inner {
  position: relative;
  z-index: 1;
  width: min(1000px, calc(100% - 40px));
  margin: 0 auto;
}
.newsHero__label {
  margin: 0 0 20px;
  font-family: var(--font-en);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .18em;
}
.newsHero h1 {
  margin: 0 0 28px;
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.35;
  font-weight: 800;
  letter-spacing: .03em;
}
.newsHero__lead {
  max-width: 760px;
  margin: 0 0 36px;
  font-size: 18px;
  line-height: 2;
}
.newsHero__buttons { display: flex; flex-wrap: wrap; gap: 16px; }
.newsBtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 190px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  transition: .2s ease;
}
.newsBtn--primary { background: #fff; color: var(--blue); }
.newsBtn--outline { border: 1px solid rgba(255,255,255,.85); color: #fff; }
.newsBtn:hover { transform: translateY(-2px); opacity: .92; }

/* ============================================================
   PAGE NAV
============================================================ */
.newsNav { background: #fff; box-shadow: 0 8px 28px rgba(0,0,0,.08); }
.newsNav__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.newsNav__grid a {
  display: block;
  padding: 22px 14px;
  text-align: center;
  color: var(--blue);
  font-weight: 700;
  border-right: 1px solid var(--line);
}
.newsNav__grid a:first-child { border-left: 1px solid var(--line); }
.newsNav__grid a:hover { background: #F0F8FB; color: var(--teal); }

/* ============================================================
   NEWS LIST
============================================================ */
.newsList {
  display: grid;
  gap: 18px;
}
.newsItem a {
  display: grid;
  grid-template-columns: 130px 120px 1fr;
  gap: 18px;
  align-items: start;
  padding: 26px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 10px 28px rgba(0,56,92,.07);
  transition: .2s ease;
}
.newsItem a:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(0,56,92,.10);
}
.newsItem time {
  color: var(--blue);
  font-weight: 800;
  white-space: nowrap;
}
.newsTag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 96px;
  padding: 4px 12px;
  color: #fff;
  background: var(--teal);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
}
.newsTag--recruit { background: #2F80ED; }
.newsTag--company { background: var(--teal); }
.newsTag--office { background: #6B7280; }
.newsItem h3 {
  grid-column: 3;
  margin: -2px 0 8px;
  color: var(--blue);
  font-size: 19px;
  line-height: 1.55;
}
.newsItem p {
  grid-column: 3;
  margin: -4px 0 0;
  color: var(--gray);
  font-size: 14px;
  line-height: 1.8;
}
.newsItem--important a {
  border-left: 6px solid var(--teal);
}

/* ============================================================
   TIMELINE
============================================================ */
.newsTimeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}
.newsTimeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 150px;
  width: 2px;
  background: #D7E8EE;
}
.timelineItem {
  position: relative;
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 32px;
  padding: 0 0 28px;
}
.timelineItem::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 144px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 6px rgba(58,155,175,.14);
}
.timelineItem time { color: var(--blue); font-weight: 800; }
.timelineItem p {
  margin: 0;
  padding: 18px 22px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0,56,92,.07);
}

/* ============================================================
   CTA / FOOTER
============================================================ */
.newsCta {
  padding: 82px 20px;
  color: #fff;
  text-align: center;
  background: linear-gradient(135deg, var(--blue), var(--teal));
}
.newsCta__inner { width: min(900px, 100%); margin: 0 auto; }
.newsCta p:first-child { margin: 0 0 10px; font-family: var(--font-en); font-weight: 800; letter-spacing: .16em; }
.newsCta h2 { margin: 0 0 18px; font-size: clamp(26px, 4vw, 40px); }
.newsCta p { line-height: 1.9; margin-bottom: 26px; }
.footer__brand { background: var(--white); padding: 36px 0 28px; border-top: 1px solid #ddd; }
.footer__brand-inner { max-width: 1100px; margin: 0 auto; padding: 0 60px; display: flex; align-items: center; justify-content: center; gap: 18px; }
.footer__brand-inner img { width: 155px; height: auto; }
.footer__name { font-size: 17px; font-weight: 700; line-height: 1.5; color: var(--dark); }
.footer__address { font-size: 11px; color: var(--dark); line-height: 1.9; margin-top: 3px; }
.footer__bottom { background: var(--blue); padding: 16px 0 10px; }
.footer__nav { max-width: 1100px; margin: 0 auto; padding: 0 60px; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; }
.footer__nav a { font-size: 11px; color: rgba(255,255,255,.92); padding: 0 12px; border-right: 1px solid rgba(255,255,255,.35); line-height: 1.2; }
.footer__nav a:last-child { border-right: none; }
.footer__copy { max-width: 1100px; text-align: center; margin: 8px auto 0; padding: 0 60px; font-size: 10px; color: rgba(255,255,255,.65); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media screen and (max-width: 900px) {
  .header { padding: 0 20px; }
  .header__nav { gap: 18px; }
  .newsNav__grid { grid-template-columns: repeat(2, 1fr); }
  .newsItem a { grid-template-columns: 120px 110px 1fr; gap: 14px; }
  .newsTimeline::before { left: 120px; }
  .timelineItem { grid-template-columns: 120px 1fr; gap: 24px; }
  .timelineItem::before { left: 114px; }
}
@media screen and (max-width: 640px) {
  .newsContainer { width: min(100% - 32px, 1000px); }
  .header { padding: 10px 16px; }
  .header__inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .header__logo { height: 42px; }
  .header__nav { flex-wrap: wrap; gap: 10px 16px; }
  .header__nav a { font-size: 12px; }
  .newsHero { padding: 78px 20px 72px; }
  .newsHero__inner { width: min(100% - 8px, 1000px); }
  .newsHero h1 { font-size: 34px; }
  .newsHero__lead { font-size: 16px; line-height: 1.9; }
  .newsHero__buttons { flex-direction: column; }
  .newsBtn { width: 100%; }
  .newsSection { padding: 64px 0; }
  .newsNav__grid { grid-template-columns: 1fr 1fr; }
  .newsNav__grid a { padding: 16px 8px; font-size: 14px; }
  .newsItem a { display: block; padding: 24px 22px; }
  .newsItem time { display: block; margin-bottom: 10px; }
  .newsTag { margin-bottom: 12px; }
  .newsItem h3 { margin: 0 0 8px; font-size: 18px; }
  .newsItem p { margin: 0; }
  .newsTimeline::before { left: 7px; }
  .timelineItem { grid-template-columns: 1fr; gap: 8px; padding-left: 30px; }
  .timelineItem::before { left: 1px; top: 8px; }
  .timelineItem time { font-size: 14px; }
  .footer__brand-inner { flex-direction: column; text-align: center; padding: 0 20px; }
  .footer__brand-inner img { width: 90px; }
  .footer__nav { flex-direction: column; gap: 8px; padding: 0 20px; }
  .footer__nav a { border-right: none; padding: 0; }
  .footer__copy { padding: 0 20px; }
}