:root {
  --bsp-navy: #071a3b;
  --bsp-blue: #0e4f9d;
  --bsp-cyan: #46c7e8;
  --bsp-gold: #c8a55b;
  --bsp-ink: #10233f;
  --bsp-muted: #5b6b82;
  --bsp-line: #d9e2ef;
  --bsp-soft: #f4f7fb;
  --bsp-white: #fff;
  --bsp-radius: 22px;
  --bsp-shadow: 0 18px 50px rgba(7, 26, 59, 0.1);
}

.bsp-page,
.bsp-page * {
  box-sizing: border-box;
}

.bsp-page {
  margin: 0;
  color: var(--bsp-ink);
  background: var(--bsp-white);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.8;
}

.bsp-container {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.bsp-hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 82px;
  color: var(--bsp-white);
  background:
    radial-gradient(circle at 86% 14%, rgba(70, 199, 232, 0.28), transparent 30%),
    linear-gradient(135deg, #061632 0%, #0c3976 68%, #0e4f9d 100%);
}

.bsp-hero::after {
  position: absolute;
  right: -120px;
  bottom: -190px;
  width: 460px;
  height: 460px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50%;
  content: "";
}

.bsp-eyebrow {
  margin: 0 0 12px;
  color: #8ee7f5;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.bsp-hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: 1.15;
  letter-spacing: -.035em;
}

.bsp-hero__lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255,255,255,.82);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
}

.bsp-section {
  padding: 78px 0;
}

/* The cyan eyebrow belongs to dark brand surfaces. On reading surfaces use a
   deeper vivid blue so the label remains an accent without losing contrast. */
.bsp-section > .bsp-container > .bsp-eyebrow {
  color: #075ccf;
}

.bsp-section .bsp-cta .bsp-eyebrow {
  color: #8ee7f5;
}

.bsp-section--soft {
  background: var(--bsp-soft);
}

.bsp-section h2 {
  margin: 0 0 18px;
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  line-height: 1.3;
  letter-spacing: -.025em;
}

.bsp-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 34px;
  padding: 0;
  list-style: none;
}

.bsp-filter button {
  padding: 10px 18px;
  color: var(--bsp-ink);
  border: 1px solid var(--bsp-line);
  border-radius: 999px;
  background: var(--bsp-white);
  font: inherit;
  font-weight: 700;
}

.bsp-filter button[aria-pressed="true"] {
  color: var(--bsp-white);
  border-color: var(--bsp-navy);
  background: var(--bsp-navy);
}

.bsp-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.bsp-card {
  padding: 26px;
  border: 1px solid var(--bsp-line);
  border-radius: var(--bsp-radius);
  background: var(--bsp-white);
  box-shadow: var(--bsp-shadow);
}

.bsp-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--bsp-muted);
  font-size: .82rem;
  font-weight: 700;
}

.bsp-card h2,
.bsp-card h3 {
  margin: 16px 0 10px;
  font-size: 1.18rem;
  line-height: 1.5;
}

.bsp-card p {
  margin: 0;
  color: var(--bsp-muted);
}

.bsp-empty {
  grid-column: 1 / -1;
  padding: 34px;
  border: 1px dashed #afbdd1;
  border-radius: var(--bsp-radius);
  background: rgba(255,255,255,.72);
}

.bsp-planned {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.bsp-planned li {
  padding: 18px 20px;
  border-left: 3px solid var(--bsp-gold);
  background: var(--bsp-white);
  box-shadow: 0 8px 24px rgba(7,26,59,.06);
}

.bsp-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.bsp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 13px 24px;
  color: var(--bsp-white);
  border: 1px solid var(--bsp-navy);
  border-radius: 999px;
  background: var(--bsp-navy);
  font-weight: 800;
  text-decoration: none;
}

.bsp-btn--secondary {
  color: var(--bsp-navy);
  border-color: #b8c7da;
  background: var(--bsp-white);
}

.bsp-cta {
  padding: 48px;
  color: var(--bsp-white);
  border-radius: 28px;
  background: linear-gradient(135deg, var(--bsp-navy), #113f78);
}

.bsp-cta p {
  max-width: 720px;
  color: rgba(255,255,255,.8);
}

.bsp-cta .bsp-btn {
  color: var(--bsp-navy);
  border-color: #f2d897;
  background: #f2d897;
}

.bsp-status {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 24px;
  align-items: center;
  max-width: 840px;
  margin: -46px auto 0;
  padding: 34px;
  position: relative;
  border: 1px solid var(--bsp-line);
  border-radius: 26px;
  background: var(--bsp-white);
  box-shadow: var(--bsp-shadow);
}

.bsp-status__mark {
  display: grid;
  width: 72px;
  height: 72px;
  place-items: center;
  color: var(--bsp-white);
  border-radius: 50%;
  background: linear-gradient(135deg, #087e8b, var(--bsp-cyan));
  font-size: 2rem;
  font-weight: 900;
}

.bsp-steps {
  counter-reset: bsp-step;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.bsp-steps li {
  counter-increment: bsp-step;
  padding: 22px;
  border: 1px solid var(--bsp-line);
  border-radius: 18px;
  background: var(--bsp-white);
}

.bsp-steps li::before {
  display: block;
  margin-bottom: 10px;
  color: var(--bsp-blue);
  content: "0" counter(bsp-step);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .12em;
}

.bsp-notice {
  margin-top: 28px;
  padding: 22px 24px;
  border-left: 4px solid var(--bsp-gold);
  background: #fbf8f0;
}

.bsp-search {
  display: flex;
  max-width: 720px;
  margin-top: 28px;
}

.bsp-search input {
  min-width: 0;
  flex: 1;
  padding: 15px 18px;
  border: 1px solid var(--bsp-line);
  border-radius: 14px 0 0 14px;
  font: inherit;
}

.bsp-search button {
  padding: 15px 22px;
  color: var(--bsp-white);
  border: 0;
  border-radius: 0 14px 14px 0;
  background: var(--bsp-navy);
  font: inherit;
  font-weight: 800;
}

.bsp-sitemap {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.bsp-sitemap section {
  padding: 28px;
  border: 1px solid var(--bsp-line);
  border-radius: var(--bsp-radius);
  background: var(--bsp-white);
}

.bsp-sitemap h2 {
  font-size: 1.35rem;
}

.bsp-sitemap ul {
  margin: 0;
  padding-left: 1.2em;
}

.bsp-sitemap a {
  color: var(--bsp-blue);
  text-underline-offset: 3px;
}

@media (max-width: 800px) {
  .bsp-grid,
  .bsp-steps,
  .bsp-sitemap {
    grid-template-columns: 1fr;
  }

  .bsp-status {
    grid-template-columns: 1fr;
    margin-inline: 20px;
  }

  .bsp-hero {
    padding: 72px 0 68px;
  }

  .bsp-section {
    padding: 58px 0;
  }

  .bsp-cta {
    padding: 32px 24px;
  }
}