:root { --paper: #fff; --ink: #202428; --muted: #626970; --line: #e3e6e8; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid #315b83; outline-offset: 5px; }
.container { width: min(1000px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 10; padding: 12px; background: var(--ink); color: white; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.header { height: 88px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.wordmark { font-size: 24px; font-weight: 700; letter-spacing: -.5px; }
.languages { display: flex; align-items: center; gap: 8px; margin-left: 8px; color: var(--muted); font-size: 12px; }
.languages button { padding: 10px 2px; border: 0; background: none; color: var(--muted); cursor: pointer; }
.languages button[aria-pressed=true] { color: var(--ink); font-weight: 700; text-decoration: underline; text-underline-offset: 5px; }
.intro { padding-block: 64px 54px; }
.intro h1 { margin: 0 0 15px; font-size: clamp(32px, 4vw, 44px); line-height: 1.35; letter-spacing: -1px; font-weight: 600; }
.intro-status { margin: 0 0 24px; font-size: 15px; line-height: 1.6; color: var(--muted); }
.intro-description { max-width: 850px; margin: 0; font-size: 17px; line-height: 1.95; color: var(--muted); }
.business { padding-block: 0 52px; }
.section-heading h2, .contact h2 { margin: 0; font-size: 22px; line-height: 1.5; font-weight: 600; }
.section-heading { margin-bottom: 24px; }
.business-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.business-item { min-width: 0; padding-top: 23px; border-top: 1px solid var(--line); }
.business-item h3 { margin: 0 0 14px; font-size: 21px; line-height: 1.6; font-weight: 600; }
.business-description { margin: 0; font-size: 15px; line-height: 1.9; color: var(--muted); }
.business-details { margin: 20px 0 0; padding-left: 19px; font-size: 14px; line-height: 1.9; color: var(--muted); }
.business-details li + li { margin-top: 7px; }
.contact { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 34px 38px; border-top: 1px solid var(--line); }
.contact h2 { margin-bottom: 13px; }
.contact > div > p { max-width: 590px; margin: 0; font-size: 14px; line-height: 1.9; color: var(--muted); }
.contact-action { flex-shrink: 0; width: 215px; }
.contact-button { display: block; padding: 14px 18px; border: 1px solid var(--ink); border-radius: 4px; color: white; background: var(--ink); font-size: 13px; text-align: center; }
.contact-button:hover { background: #3e464d; }
.contact-button[aria-disabled=true] { background: #f2f3f4; border-color: var(--line); color: var(--muted); cursor: default; }
.contact-detail { margin: 9px 0 0; font-size: 11px; line-height: 1.8; color: var(--muted); text-align: center; overflow-wrap: anywhere; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 85px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.footer p { margin: 0; }
@media (max-width: 700px) {
  .container { width: calc(100% - 40px); }
  .header { height: 76px; }
  .wordmark { font-size: 22px; }
  .languages { gap: 6px; margin-left: 0; font-size: 11px; }
  .intro { padding-block: 40px 38px; }
  .intro h1 { margin-bottom: 12px; font-size: 30px; letter-spacing: -.7px; }
  .intro-status { margin-bottom: 20px; font-size: 14px; }
  .intro-description { font-size: 15px; line-height: 1.9; }
  .business { padding-bottom: 35px; }
  .section-heading { margin-bottom: 20px; }
  .section-heading h2, .contact h2 { font-size: 21px; }
  .business-grid { grid-template-columns: 1fr; gap: 27px; }
  .business-item { padding-top: 18px; }
  .business-item h3 { font-size: 19px; margin-bottom: 11px; }
  .business-description { font-size: 14px; }
  .business-details { font-size: 13px; margin-top: 16px; }
  .contact { display: block; padding-block: 28px; }
  .contact > div > p { font-size: 13px; }
  .contact-action { margin-top: 22px; width: 100%; max-width: 330px; }
  .contact-detail { text-align: left; }
  .footer { flex-direction: column; align-items: flex-start; justify-content: center; gap: 12px; min-height: 94px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }