:root {
  --intl-ink: #16354a;
  --intl-muted: #526a7a;
  --intl-teal: #0b8f97;
  --intl-deep: #123f59;
  --intl-sand: #f5f1e8;
  --intl-line: #d8e3e8;
}

.international-page {
  color: var(--intl-ink);
  background: #fff;
  font-family: "Noto Sans SC", "Noto Sans TC", "Noto Sans JP", system-ui, sans-serif;
}

.international-page header {
  position: relative;
  z-index: 5;
}

.international-page .international-header {
  position: sticky;
  top: 0;
  border-bottom: 1px solid rgba(22, 53, 74, .1);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(14px);
}

.international-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

.international-nav .logo img {
  display: block;
  width: min(300px, 65vw);
  height: auto;
}

.international-nav__links {
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.international-nav__links a {
  color: var(--intl-ink);
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
}

.international-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  align-items: end;
  min-height: 620px;
  color: #fff;
  background: url("../img/kumamoto-hero-poster.jpg") center/cover no-repeat;
}

.international-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(7, 34, 51, .88) 0%, rgba(7, 34, 51, .58) 52%, rgba(7, 34, 51, .1) 100%);
}

.international-hero__inner {
  width: min(1180px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 5rem 0 5.5rem;
}

.international-kicker {
  margin: 0 0 .7rem;
  color: #8de2df;
  font-size: .88rem;
  font-weight: 800;
  letter-spacing: .15em;
}

.international-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  line-height: 1.12;
  letter-spacing: -.03em;
}

.international-hero__lead {
  max-width: 700px;
  margin: 1.4rem 0 0;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.85;
}

.international-hero__note {
  max-width: 720px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, .82);
  font-size: .86rem;
  line-height: 1.65;
}

.international-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2rem;
}

.international-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: .8rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #fff;
  background: var(--intl-teal);
  font-weight: 800;
  text-decoration: none;
}

.international-button:hover,
.international-button:focus-visible {
  color: #fff;
  background: #08747b;
}

.international-button--outline {
  border-color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(8px);
}

.international-section {
  width: min(1100px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 5rem 0;
}

.international-section--wide {
  width: 100%;
  padding-inline: max(1.25rem, calc((100% - 1100px) / 2));
  background: #f3f8f9;
}

.international-section__intro {
  max-width: 740px;
  margin-bottom: 2rem;
}

.international-section h2 {
  margin: 0 0 .85rem;
  color: var(--intl-deep);
  font-size: clamp(1.75rem, 3vw, 2.55rem);
  line-height: 1.25;
}

.international-section__intro p,
.international-card p,
.international-notice,
.international-steps li,
.international-contact p {
  color: var(--intl-muted);
  line-height: 1.8;
}

.international-facts,
.international-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.international-facts--four,
.international-metric-grid,
.international-pathways {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.international-fact,
.international-card {
  border: 1px solid var(--intl-line);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(24, 63, 84, .07);
}

.international-fact {
  padding: 1.35rem;
}

.international-fact span {
  display: block;
  margin-bottom: .35rem;
  color: var(--intl-teal);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
}

.international-fact strong {
  display: block;
  font-size: 1.15rem;
  line-height: 1.45;
}

.international-fact small {
  display: block;
  margin-top: .6rem;
  color: var(--intl-muted);
  line-height: 1.55;
}

.international-card {
  overflow: hidden;
  padding: 1.5rem;
}

.international-card h3 {
  margin: 0 0 .65rem;
  color: var(--intl-deep);
  font-size: 1.25rem;
}

.international-card__meta {
  display: inline-flex;
  margin-bottom: .8rem;
  padding: .25rem .65rem;
  border-radius: 999px;
  color: #06656b;
  background: #dff5f3;
  font-size: .85rem;
  font-weight: 800;
}

.international-price {
  margin: 1rem 0 .25rem;
  color: var(--intl-deep);
  font-size: 1.45rem;
  font-weight: 900;
}

.international-price small {
  font-size: .78rem;
  font-weight: 600;
}

.international-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}

.international-steps li {
  position: relative;
  min-height: 135px;
  padding: 1.25rem 1.25rem 1.25rem 4rem;
  border-radius: 16px;
  background: var(--intl-sand);
  counter-increment: steps;
}

.international-steps li::before {
  content: counter(steps);
  position: absolute;
  top: 1.15rem;
  left: 1.2rem;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--intl-teal);
  font-weight: 900;
}

.international-steps strong {
  display: block;
  margin-bottom: .3rem;
  color: var(--intl-ink);
}

.international-notice {
  margin-top: 1.3rem;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--intl-teal);
  background: #f7fbfb;
}

.international-metric {
  padding: 1.5rem;
  border-top: 4px solid var(--intl-teal);
  background: #f7fbfb;
}

.international-metric strong {
  display: block;
  color: var(--intl-deep);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1;
}

.international-metric span {
  display: block;
  margin-top: .65rem;
  color: var(--intl-teal);
  font-weight: 800;
}

.international-metric p,
.international-split p,
.international-day p,
.international-pathways p,
.international-route-notes p,
.international-accordion-grid p {
  color: var(--intl-muted);
  line-height: 1.75;
}

.international-highlight {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2rem;
  padding: 1.7rem 1.8rem;
  border-radius: 20px;
  color: #fff;
  background: var(--intl-deep);
}

.international-highlight h3,
.international-highlight p {
  margin: 0;
  color: #fff;
}

.international-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.international-split > div {
  padding: 1.7rem;
  border: 1px solid var(--intl-line);
  border-radius: 20px;
  background: #fff;
}

.international-split h3,
.international-subheading {
  margin: 0 0 1rem;
  color: var(--intl-deep);
  font-size: 1.35rem;
}

.international-check-list {
  display: grid;
  gap: .8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.international-check-list li {
  position: relative;
  padding-left: 1.7rem;
  color: var(--intl-muted);
  line-height: 1.65;
}

.international-check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--intl-teal);
  font-weight: 900;
}

.international-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1rem;
}

.international-tag-list span {
  padding: .35rem .7rem;
  border-radius: 999px;
  color: #06656b;
  background: #dff5f3;
  font-size: .82rem;
  font-weight: 800;
}

.international-day {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-top: 1.5rem;
  border: 1px solid var(--intl-line);
  border-radius: 20px;
  overflow: hidden;
}

.international-day > div {
  position: relative;
  min-height: 190px;
  padding: 1.4rem;
  background: #fff;
}

.international-day > div + div {
  border-left: 1px solid var(--intl-line);
}

.international-day time,
.international-day strong {
  display: block;
}

.international-day time {
  margin-bottom: .7rem;
  color: var(--intl-teal);
  font-size: 1.2rem;
  font-weight: 900;
}

.international-day strong {
  color: var(--intl-deep);
  font-size: 1.08rem;
}

.international-pathways article {
  padding: 1.45rem;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(24, 63, 84, .08);
}

.international-pathways article > span {
  color: var(--intl-teal);
  font-size: .84rem;
  font-weight: 900;
}

.international-pathways h3 {
  margin: .55rem 0;
  color: var(--intl-deep);
  font-size: 1.15rem;
}

.international-route-notes,
.international-accordion-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.international-route-notes details,
.international-accordion-grid details {
  border: 1px solid var(--intl-line);
  border-radius: 16px;
  background: #fff;
}

.international-route-notes summary,
.international-accordion-grid summary {
  padding: 1.15rem 1.25rem;
  color: var(--intl-deep);
  cursor: pointer;
  font-weight: 900;
}

.international-route-notes details p,
.international-accordion-grid details p {
  margin: 0;
  padding: 0 1.25rem 1.25rem;
}

.international-career-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 2.2rem;
  padding: 0;
  list-style: none;
  counter-reset: career;
}

.international-career-flow li {
  padding: 1.3rem;
  border-bottom: 3px solid var(--intl-teal);
  background: #f3f8f9;
  counter-increment: career;
}

.international-career-flow li::before {
  content: "0" counter(career);
  display: block;
  margin-bottom: .55rem;
  color: var(--intl-teal);
  font-weight: 900;
}

.international-career-flow strong,
.international-career-flow span {
  display: block;
}

.international-career-flow strong {
  margin-bottom: .4rem;
  color: var(--intl-deep);
}

.international-career-flow span {
  color: var(--intl-muted);
  line-height: 1.6;
}

.international-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--intl-line);
  border-radius: 18px;
}

.international-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  background: #fff;
}

.international-table th,
.international-table td {
  padding: .95rem 1.1rem;
  border-bottom: 1px solid var(--intl-line);
  text-align: left;
}

.international-table th {
  color: #fff;
  background: var(--intl-deep);
  font-size: .88rem;
}

.international-table tr:last-child td {
  border-bottom: 0;
}

.international-contact {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: 24px;
  color: #fff;
  background: var(--intl-deep);
}

.international-contact h2,
.international-contact p,
.international-contact a:not(.international-button) {
  color: #fff;
}

.international-footer {
  padding: 2.5rem 1.25rem 6rem;
  color: #d9e6eb;
  background: #0a2e43;
  text-align: center;
}

.international-footer p {
  margin: .35rem 0;
}

.international-footer__privacy {
  max-width: 780px;
  margin: 1.2rem auto 0 !important;
  color: #9fb7c4;
  font-size: .78rem;
  line-height: 1.6;
}

.site-language-switcher {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 1000;
  display: flex;
  gap: .25rem;
  padding: .35rem;
  border: 1px solid rgba(17, 62, 85, .18);
  border-radius: 999px;
  background: rgba(255,255,255,.96);
  box-shadow: 0 10px 28px rgba(13, 45, 63, .2);
}

.site-language-switcher a {
  padding: .52rem .72rem;
  border-radius: 999px;
  color: #27495c;
  font-size: .78rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-language-switcher a[aria-current="page"] {
  color: #fff;
  background: var(--intl-deep, #123f59);
}

@media (max-width: 800px) {
  .international-nav__links { display: none; }
  .international-hero { min-height: 540px; }
  .international-hero::before { background: linear-gradient(0deg, rgba(7, 34, 51, .9), rgba(7, 34, 51, .28)); }
  .international-facts,
  .international-grid,
  .international-steps,
  .international-contact,
  .international-facts--four,
  .international-metric-grid,
  .international-pathways,
  .international-split,
  .international-route-notes,
  .international-accordion-grid,
  .international-career-flow,
  .international-highlight { grid-template-columns: 1fr; }
  .international-day { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .international-day > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--intl-line); }
  .international-day > div:nth-child(4) { border-top: 1px solid var(--intl-line); }
  .international-section { padding: 3.5rem 0; }
}

@media (max-width: 520px) {
  .site-language-switcher {
    right: .5rem;
    bottom: .5rem;
    left: .5rem;
    justify-content: center;
  }
  .site-language-switcher a { flex: 1; text-align: center; }
  .international-hero__inner { padding-bottom: 4.5rem; }
  .international-hero h1 { font-size: clamp(1.85rem, 9vw, 2.25rem); }
  .international-day { grid-template-columns: 1fr; }
  .international-day > div + div,
  .international-day > div:nth-child(3) { border-top: 1px solid var(--intl-line); border-left: 0; }
}