:root {
  --bg: #07111f;
  --bg-soft: #0d1a2d;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.1);
  --text: #f5fbff;
  --muted: rgba(245, 251, 255, 0.72);
  --cyan: #31d6ff;
  --cyan-deep: #129fcb;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(49, 214, 255, 0.14), transparent 32%),
    linear-gradient(180deg, #091322 0%, #050b14 100%);
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(5, 11, 20, 0.65);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(49, 214, 255, 0.2), rgba(49, 214, 255, 0.05));
  box-shadow: inset 0 0 0 1px rgba(49, 214, 255, 0.24);
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.brand-link {
  color: var(--text);
  text-decoration: none;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 42px 0 24px;
}

.hero-grid,
.guide-grid,
.banner-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.section h2 {
  margin: 0;
  line-height: 1.12;
}

.hero-final {
  padding-top: 28px;
}

.hero-banner-card {
  position: relative;
  border-radius: 32px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.45);
}

.hero-banner-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0), rgba(7, 17, 31, 0.14));
  pointer-events: none;
}

.hero-banner-card img {
  width: 100%;
}

.hero-subcopy {
  margin-top: 18px;
}


.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.lead,
.section p,
.card p {
  color: var(--muted);
  line-height: 1.8;
}

.lead {
  font-size: 17px;
  max-width: 640px;
  margin: 18px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-actions.center {
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 700;
}

.btn-primary {
  color: #04111c;
  background: linear-gradient(135deg, #4ce0ff 0%, #1eb8e5 100%);
  box-shadow: 0 12px 36px rgba(49, 214, 255, 0.28);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-list-center {
  justify-content: center;
}

.trust-list li,
.mini-card {
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 14px;
}

.hero-visual img,
.guide-visual img,
.banner-visual img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.section {
  padding: 88px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 30px;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 26px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.card-soft {
  background: linear-gradient(180deg, rgba(49, 214, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 24px;
}

.feature-card {
  position: relative;
}

.feature-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(49, 214, 255, 0.24), rgba(49, 214, 255, 0.08));
  border: 1px solid rgba(49, 214, 255, 0.24);
  color: var(--cyan);
  font-weight: 800;
}

.section-guide {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(49, 214, 255, 0.04));
}

.guide-grid-reverse,
.banner-grid-reverse {
  grid-template-columns: 0.95fr 1.05fr;
}

.section-banner .banner-grid {
  grid-template-columns: 1fr 0.85fr;
}

.section-profile {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(49, 214, 255, 0.03));
}

.profile-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: start;
}

.profile-card {
  padding: 28px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(49, 214, 255, 0.08), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.compact-check-list {
  margin: 18px 0 0;
}

.check-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.9;
}

.section-compare {
  background: linear-gradient(180deg, rgba(49, 214, 255, 0.03), rgba(255, 255, 255, 0.01));
}

.compare-table-wrap {
  overflow-x: auto;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.compare-table th,
.compare-table td {
  padding: 18px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.compare-table thead th {
  background: rgba(49, 214, 255, 0.08);
  color: var(--text);
}

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

.compare-note {
  margin-top: 14px;
  color: rgba(245, 251, 255, 0.62);
  font-size: 13px;
}

.page-hero {
  padding-top: 72px;
}

.narrow {
  width: min(860px, calc(100% - 40px));
}

.prose-card {
  padding: 34px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.prose-card h2 {
  margin-top: 28px;
  margin-bottom: 12px;
  font-size: 24px;
}

.prose-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.info-list,
.legal-table {
  display: grid;
  gap: 14px;
}

.info-list div,
.legal-table div {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.info-list dt,
.legal-table dt {
  font-weight: 700;
  color: var(--text);
}

.info-list dd,
.legal-table dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.text-link {
  color: var(--cyan);
}

.note-box {
  margin-top: 24px;
  padding: 20px;
  border-radius: 20px;
  background: rgba(49, 214, 255, 0.08);
  border: 1px solid rgba(49, 214, 255, 0.18);
}

.contact-form {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-weight: 600;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
}

.contact-form option {
  color: #111;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-heading.align-left,
.section-head.align-left {
  text-align: left;
}

.trust-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 24px;
  align-items: start;
}

.faq {
  display: grid;
  gap: 14px;
}

.faq details {
  padding: 20px 22px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.025));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}

.faq p {
  margin: 12px 0 0;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  padding-bottom: 30px;
}

.footer-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: start;
}

.footer-brand {
  margin-bottom: 10px;
}

.footer-links {
  display: grid;
  gap: 10px;
  justify-content: end;
}

.footer-links a,
.footer-meta {
  color: var(--muted);
  text-decoration: none;
}

.footer-meta-row {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.thanks-hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
}

.thanks-card {
  text-align: center;
}

.section-cta {
  padding-bottom: 110px;
}

.cta-box {
  padding: 42px;
  border-radius: 30px;
  text-align: center;
  background: linear-gradient(180deg, rgba(49, 214, 255, 0.12), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(49, 214, 255, 0.26);
  box-shadow: var(--shadow);
}

@media (max-width: 960px) {
  .hero-grid,
  .guide-grid,
  .banner-grid,
  .guide-grid-reverse,
  .banner-grid-reverse,
  .profile-grid,
  .card-grid.three,
  .card-grid-2,
  .form-grid,
  .footer-layout {
    grid-template-columns: 1fr;
  }

  .nav {
    display: none;
  }

  .hero,
  .hero-final {
    padding-top: 24px;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .section,
  .section-cta {
    padding: 68px 0;
  }

  .footer-links {
    justify-content: start;
  }

  .prose-card,
  .cta-box {
    padding: 28px;
  }
}