:root {
  --ricoh-red: #cf122e;
  --ink: #202124;
  --muted: #666a70;
  --line: #e3e5e8;
  --surface: #ffffff;
  --surface-soft: #f6f7f8;
  --success: #18794e;
  --success-bg: #edf8f3;
  --danger: #b42318;
  --danger-bg: #fff1f0;
  --warning: #8a6100;
  --warning-bg: #fff8e6;
  --shadow: 0 16px 48px rgba(24, 28, 33, 0.10);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--surface-soft); }
body {
  min-height: 100vh;
  margin: 0;
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 95% 5%, rgba(207,18,46,.06), transparent 24rem),
    linear-gradient(180deg, #fff 0 122px, var(--surface-soft) 122px 100%);
}

a { color: var(--ricoh-red); }

.site-header {
  height: 122px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.header-inner,
.main-inner,
.footer-inner {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-word {
  color: var(--ricoh-red);
  font-weight: 800;
  font-size: 36px;
  letter-spacing: -1.6px;
}

.brand-tagline {
  margin-top: 8px;
  color: #55585d;
  font-size: 12px;
  letter-spacing: .03em;
}

.product-lockup {
  text-align: right;
}

.product-name {
  font-size: 15px;
  font-weight: 700;
}

.product-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

main {
  padding: 72px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 34px;
  align-items: stretch;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.status-card {
  padding: 44px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--ricoh-red);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .11em;
}

.status-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  font-size: 30px;
  font-weight: 800;
}

.status-icon.success { color: var(--success); background: var(--success-bg); }
.status-icon.error { color: var(--danger); background: var(--danger-bg); }
.status-icon.neutral { color: var(--ricoh-red); background: #fff0f3; }

h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.05;
  letter-spacing: -1.7px;
}

.lead {
  margin: 20px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.notice {
  margin-top: 28px;
  padding: 18px 20px;
  border-left: 4px solid var(--ricoh-red);
  background: #fafafa;
  color: #44474c;
  line-height: 1.55;
}

.details {
  margin-top: 28px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.detail-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  padding: 9px 0;
  font-size: 14px;
}

.detail-label {
  color: var(--muted);
  font-weight: 700;
}

.detail-value {
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
}

.button-primary {
  background: var(--ricoh-red);
  color: white;
}

.button-secondary {
  border: 1px solid #bbbfc5;
  background: white;
  color: var(--ink);
}

.side-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.step-number {
  color: var(--ricoh-red);
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.side-card h2 {
  margin: 10px 0 12px;
  font-size: 24px;
  line-height: 1.15;
}

.side-card p,
.side-card li {
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

.side-card ol {
  padding-left: 21px;
  margin: 18px 0 0;
}

.security-note {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

.error-box {
  display: none;
  margin-top: 22px;
  padding: 18px 20px;
  background: var(--danger-bg);
  border: 1px solid #f4c7c3;
  border-radius: 9px;
  color: #7a271a;
}

.site-footer {
  padding: 28px 0 38px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 22px;
  border-top: 1px solid #d7d9dc;
  color: var(--muted);
  font-size: 12px;
}

.footer-right {
  text-align: right;
}

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; }
  .status-card { padding: 30px; }
  .site-header { height: auto; }
  .header-inner { padding: 24px 0; align-items: flex-start; }
  .product-lockup { max-width: 210px; }
  main { padding-top: 42px; }
}

@media (max-width: 540px) {
  .header-inner,
  .main-inner,
  .footer-inner { width: min(100% - 28px, 1120px); }
  .header-inner { flex-direction: column; }
  .product-lockup { text-align: left; }
  .detail-row { grid-template-columns: 1fr; gap: 3px; }
  .footer-inner { flex-direction: column; }
  .footer-right { text-align: left; }
}