:root {
  --navy: #14386f;
  --navy-deep: #0c2753;
  --sky: #e8f6ff;
  --sky-2: #d6eefb;
  --sky-3: #c1e3f5;
  --blue: #3a87d6;
  --blue-soft: #7abbe8;
  --line: #c7ddec;
  --ink: #17304d;
  --muted: #64758a;
  --white: #ffffff;
  --panel-shadow: 0 18px 40px rgba(20, 56, 111, 0.08);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #f9fdff;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(238, 249, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(20, 56, 111, 0.08);
}
.header-inner {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.brand-logo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #fff;
  box-shadow: 0 8px 20px rgba(12, 39, 83, 0.12);
}
.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.brand-en {
  font-size: 31px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--navy);
}
.brand-ja {
  font-size: 14px;
  font-weight: 700;
}
.global-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.global-nav a {
  position: relative;
  padding: 10px 0;
}
.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s ease;
}
.global-nav a:hover::after,
.global-nav a.is-active::after { transform: scaleX(1); }

.menu-button {
  display: none;
  border: 0;
  background: transparent;
  width: 44px;
  height: 44px;
  padding: 8px;
  cursor: pointer;
}
.menu-button span {
  display: block;
  height: 2px;
  margin: 6px 0;
  background: var(--navy);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(122, 187, 232, 0.30), transparent 28%),
    linear-gradient(180deg, #f3fbff 0%, #dff2fc 46%, #eaf8ff 100%);
}
.hero-pattern {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 0 70%, rgba(20, 56, 111, 0.05) 70% 74%, transparent 74% 100%),
    linear-gradient(120deg, transparent 0 78%, rgba(58, 135, 214, 0.09) 78% 84%, transparent 84% 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  min-height: 640px;
  padding: 54px 0 64px;
}
.hero-copy {
  padding: 18px 0;
}
.hero-kicker {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
}
.hero h1 {
  margin: 0;
  font-size: clamp(68px, 10vw, 112px);
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: var(--navy-deep);
}
.hero-sub {
  margin: 8px 0 20px;
  font-size: 26px;
  font-weight: 700;
}
.hero-tagline {
  display: inline-flex;
  align-items: center;
  min-height: 58px;
  margin: 0 0 24px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--white);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.hero-text {
  margin: 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.95;
  color: #264664;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}
.hero-visual {
  display: flex;
  justify-content: center;
}
.hero-card {
  width: min(100%, 420px);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(20, 56, 111, 0.10);
  box-shadow: 0 28px 60px rgba(20, 56, 111, 0.15);
  overflow: hidden;
}
.hero-emblem {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #fff;
}
.hero-card-body {
  padding: 22px 24px 26px;
}
.hero-card-label,
.section-kicker,
.visual-copy-label {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #45698e;
}
.hero-card-title {
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 900;
  color: var(--navy);
}
.hero-card-text {
  margin: 0;
  line-height: 1.8;
  color: #3c5774;
  font-size: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 12px 26px rgba(20, 56, 111, 0.14);
}
.btn-secondary {
  background: #ffffff;
  color: var(--navy);
  border: 1px solid rgba(20, 56, 111, 0.18);
}
.btn.full { width: 100%; }

.home-summary {
  margin-top: -34px;
  position: relative;
  z-index: 2;
}
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.summary-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(20, 56, 111, 0.1);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  box-shadow: var(--panel-shadow);
}
.summary-label {
  margin: 0 0 6px;
  color: #54718e;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.summary-value {
  margin: 0;
  font-size: 42px;
  font-weight: 900;
  color: var(--navy);
}
.summary-value-small {
  font-size: 24px;
  line-height: 1.35;
}
.summary-note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.news-schedule,
.content-links,
.sns-section {
  padding: 76px 0;
}
.news-schedule-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
}
.panel {
  background: var(--white);
  border: 1px solid rgba(20, 56, 111, 0.10);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--panel-shadow);
}
.section-heading {
  margin-bottom: 22px;
}
.row-between {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.section-heading.center {
  text-align: center;
  margin-bottom: 34px;
}
.section-heading h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--navy-deep);
}
.text-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
}
.news-list {
  display: grid;
  gap: 16px;
}
.news-item {
  display: grid;
  grid-template-columns: 96px 92px 1fr;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid #e7eff6;
}
.news-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.news-item time {
  font-size: 13px;
  color: var(--muted);
}
.news-item a {
  font-weight: 700;
  line-height: 1.6;
}
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  background: #e3f4ff;
  color: #245b88;
}
.chip-blue { background: #d8ebfb; color: #2f5c85; }
.chip-gray { background: #edf3f8; color: #57708a; }
.chip-navy { background: #dbe7ff; color: var(--navy); }

.schedule-panel {
  background: linear-gradient(180deg, #fbfeff 0%, #eff8fd 100%);
}
.match-card {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 20px;
  align-items: center;
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(135deg, #eff8ff 0%, #ffffff 100%);
  border: 1px solid rgba(20, 56, 111, 0.10);
}
.match-date-block {
  display: grid;
  place-items: center;
  align-content: center;
  min-height: 130px;
  border-radius: 22px;
  background: var(--navy);
  color: #fff;
  text-align: center;
}
.match-month {
  font-size: 16px;
  font-weight: 700;
  opacity: 0.8;
}
.match-day {
  font-size: 48px;
  line-height: 1;
  font-weight: 900;
}
.match-type {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.10em;
  color: #45698e;
}
.match-info h3 {
  margin: 0 0 12px;
  font-size: 28px;
  color: var(--navy-deep);
}
.match-info ul {
  margin: 0;
  padding-left: 18px;
  color: #36506b;
  line-height: 1.8;
}
.schedule-note {
  margin-top: 18px;
}
.schedule-note p {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.about {
  padding: 84px 0;
  background: linear-gradient(180deg, #dff2fc 0%, #edf9ff 100%);
}
.about-grid {
  display: grid;
  grid-template-columns: 0.96fr 1.04fr;
  gap: 34px;
  align-items: center;
}
.about-copy h2 {
  margin: 0 0 18px;
  font-size: 40px;
  line-height: 1.2;
  color: var(--navy-deep);
}
.about-copy p {
  margin: 0 0 14px;
  line-height: 1.95;
  font-size: 15px;
  color: #264664;
}
.team-facts {
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid rgba(20, 56, 111, 0.16);
}
.team-facts > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(20, 56, 111, 0.11);
}
.team-facts dt {
  font-size: 12px;
  font-weight: 800;
  color: #4a6c8f;
  letter-spacing: 0.08em;
}
.team-facts dd {
  margin: 0;
  font-weight: 700;
  line-height: 1.6;
}
.about-visual {
  display: grid;
  grid-template-columns: 1fr 0.78fr;
  gap: 18px;
  align-items: stretch;
}
.about-visual-main,
.visual-copy-card,
.placeholder-photo {
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--panel-shadow);
}
.about-visual-main {
  background: var(--white);
  border: 1px solid rgba(20, 56, 111, 0.10);
}
.about-visual-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-visual-sub {
  display: grid;
  gap: 18px;
}
.visual-copy-card {
  background: var(--navy);
  color: var(--white);
  padding: 24px 22px;
}
.visual-copy-card .visual-copy-label { color: rgba(255,255,255,0.68); }
.visual-copy-card ul {
  margin: 0;
  padding-left: 20px;
  line-height: 2;
  font-weight: 700;
}
.placeholder-photo {
  min-height: 210px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(160deg, #7fc1eb 0%, #3f74b2 55%, #1d3d72 100%);
  color: #fff;
}
.placeholder-photo span {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 0.04em;
}
.placeholder-photo small {
  margin-top: 10px;
  line-height: 1.7;
  color: rgba(255,255,255,0.88);
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.link-card {
  min-height: 236px;
  border-radius: 24px;
  background: var(--white);
  border: 1px solid rgba(20, 56, 111, 0.10);
  padding: 28px 24px;
  box-shadow: var(--panel-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 45px rgba(20, 56, 111, 0.12);
}
.link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #e6f5ff;
  color: var(--navy);
  font-size: 14px;
  font-weight: 900;
}
.link-card h3 {
  margin: 18px 0 12px;
  font-size: 24px;
  color: var(--navy-deep);
}
.link-card p {
  margin: 0;
  line-height: 1.8;
  color: #47627c;
  font-size: 14px;
}

.sns-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 28px;
  align-items: center;
}
.sns-copy h2 {
  margin: 0 0 16px;
  font-size: 36px;
  line-height: 1.25;
  color: var(--navy-deep);
}
.sns-copy p {
  margin: 0;
  line-height: 1.9;
  color: #35506c;
}
.sns-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.sns-card {
  position: relative;
  padding: 28px 24px;
  min-height: 170px;
  border-radius: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #f0f8fd 100%);
  border: 1px solid rgba(20, 56, 111, 0.10);
  box-shadow: var(--panel-shadow);
}
.sns-name {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: #4b6e92;
}
.sns-card strong {
  display: block;
  margin-top: 12px;
  font-size: 28px;
  line-height: 1.3;
  color: var(--navy-deep);
}
.sns-arrow {
  position: absolute;
  right: 22px;
  bottom: 20px;
  font-size: 20px;
  font-weight: 800;
  color: var(--navy);
}

.site-footer {
  background: linear-gradient(180deg, #d7eefb 0%, #c8e5f7 100%);
  border-top: 1px solid rgba(20, 56, 111, 0.08);
}
.footer-top {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 42px;
  align-items: center;
  min-height: 230px;
  padding: 32px 0;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 18px;
}
.footer-logo {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid #fff;
  box-shadow: 0 10px 24px rgba(20, 56, 111, 0.12);
}
.footer-name {
  font-size: 34px;
  font-weight: 900;
  color: var(--navy-deep);
}
.footer-ja {
  font-weight: 700;
}
.footer-message {
  margin: 8px 0 0;
  font-weight: 700;
  color: #36506b;
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.footer-links > div {
  display: grid;
  gap: 12px;
  padding-left: 22px;
  border-left: 1px solid rgba(20, 56, 111, 0.18);
}
.footer-links > div:first-child {
  border-left: 0;
  padding-left: 0;
}
.footer-links a {
  font-size: 14px;
  font-weight: 600;
  color: #234260;
}
.footer-bottom {
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.95);
  background: var(--navy-deep);
}

@media (max-width: 1040px) {
  .header-inner { min-height: 80px; }
  .brand-logo { width: 58px; height: 58px; }
  .brand-en { font-size: 26px; }
  .global-nav { gap: 18px; font-size: 13px; }
  .hero-inner { gap: 34px; min-height: 560px; }
  .summary-value-small { font-size: 20px; }
  .section-heading h2 { font-size: 30px; }
  .about-copy h2,
  .sns-copy h2 { font-size: 34px; }
  .link-card h3 { font-size: 22px; }
}

@media (max-width: 880px) {
  .container { width: min(100% - 32px, 1180px); }
  .menu-button { display: block; }
  .global-nav {
    position: fixed;
    inset: 80px 16px auto 16px;
    display: grid;
    gap: 0;
    padding: 10px 18px 18px;
    background: rgba(244, 251, 255, 0.98);
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(20, 56, 111, 0.16);
    transform: translateY(-140%);
    transition: transform 0.25s ease;
  }
  .global-nav.is-open { transform: translateY(0); }
  .global-nav a {
    padding: 14px 6px;
    border-bottom: 1px solid #e1edf5;
  }
  .global-nav a:last-child { border-bottom: 0; }

  .hero-inner,
  .news-schedule-grid,
  .about-grid,
  .sns-grid,
  .footer-top { grid-template-columns: 1fr; }

  .hero {
    padding-bottom: 20px;
  }
  .hero-inner {
    min-height: auto;
    padding: 36px 0 34px;
  }
  .home-summary {
    margin-top: 0;
    padding-top: 0;
  }
  .summary-grid,
  .link-grid,
  .sns-links { grid-template-columns: 1fr; }
  .about-visual { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1180px); }
  .brand-logo { width: 52px; height: 52px; }
  .brand-en { font-size: 22px; }
  .brand-ja { font-size: 12px; }
  .hero-kicker { font-size: 17px; }
  .hero h1 { font-size: 56px; }
  .hero-sub { font-size: 20px; }
  .hero-tagline { min-height: 50px; font-size: 22px; }
  .hero-text { font-size: 14px; }
  .hero-card-body { padding: 18px 18px 22px; }
  .summary-card,
  .panel,
  .link-card,
  .sns-card { padding: 22px 18px; }
  .summary-value { font-size: 34px; }
  .summary-value-small { font-size: 19px; }
  .section-heading h2,
  .about-copy h2,
  .sns-copy h2 { font-size: 28px; }
  .news-item {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .news-item a {
    grid-column: 1 / -1;
  }
  .match-card {
    grid-template-columns: 1fr;
  }
  .match-date-block {
    min-height: 110px;
  }
  .match-info h3 { font-size: 24px; }
  .team-facts > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-links > div { padding-left: 0; border-left: 0; }
}