.site-header { width: min(var(--max), calc(100% - 80px)); margin: auto; }
.header-top { min-height: 116px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.wordmark { display: inline-flex; align-items: center; gap: 15px; text-decoration: none; font-size: 27px; font-weight: 650; letter-spacing: -.03em; line-height: 1.15; min-height: 54px; }
.wordmark-sub { display: block; font-size: 16px; font-weight: 450; color: var(--muted); letter-spacing: 0; }
.wordmark-icon { width: 34px; height: 34px; border: 2px solid var(--mint); border-radius: 10px 17px 10px 17px; position: relative; }
.wordmark-icon::before, .wordmark-icon::after { content: ""; position: absolute; background: var(--mint); border-radius: 50%; width: 6px; height: 6px; }
.wordmark-icon::before { top: 7px; left: 7px; }
.wordmark-icon::after { bottom: 7px; right: 7px; }
.language-toggle { border: 1px solid var(--line); border-radius: 30px; background: transparent; color: var(--paper); min-height: 48px; display: flex; align-items: center; padding: 8px 10px 8px 20px; gap: 15px; font-size: 16px; line-height: 1.3; }
.language-toggle:hover { border-color: var(--mint); }
.toggle-state { background: var(--mint); color: var(--ink); padding: 5px 12px; border-radius: 20px; font-weight: 600; }
.language-toggle[aria-pressed="false"] .toggle-state { background: var(--panel-soft); color: var(--paper); }
.question-tabs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-bottom: 1px solid var(--line); gap: 8px; }
.question-tabs a { padding: 17px 10px 20px; min-height: 66px; text-align: center; text-decoration: none; font-size: 17px; line-height: 1.35; border-bottom: 3px solid transparent; border-radius: 12px 12px 0 0; color: var(--muted); }
.question-tabs a:hover { background: var(--panel); color: var(--paper); }
.question-tabs a[aria-current="page"] { color: var(--mint); border-bottom-color: var(--mint); background: var(--panel); font-weight: 600; }
.site-footer { border-top: 1px solid var(--line); margin-top: 78px; }
.footer-inner { width: min(var(--max), calc(100% - 80px)); margin: auto; padding: 32px 0 40px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 40px; }
.footer-inner p { color: var(--muted); font-size: 16px; max-width: 57ch; }
.footer-inner nav { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-start; justify-content: flex-end; }
.footer-inner a { display: inline-flex; align-items: center; min-height: 44px; padding: 9px 5px; font-size: 16px; line-height: 1.4; }

@media (max-width: 800px) {
  .site-header, .footer-inner { width: calc(100% - 40px); }
  .header-top { min-height: 102px; gap: 12px; }
  .question-tabs { gap: 4px; }
  .question-tabs a { font-size: 16px; }
  .footer-inner { grid-template-columns: 1fr; gap: 15px; }
  .footer-inner nav { justify-content: flex-start; }
}
@media (max-width: 600px) {
  .header-top { align-items: center; padding: 17px 0; }
  .wordmark { gap: 8px; font-size: 22px; }
  .wordmark-icon { width: 28px; height: 28px; flex-shrink: 0; }
  .wordmark-sub { font-size: 16px; }
  .language-toggle { width: 166px; font-size: 16px; gap: 7px; padding: 8px 8px 8px 12px; text-align: left; }
  .toggle-state { padding: 5px 8px; }
  .question-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); border-bottom: 0; gap: 6px; }
  .question-tabs a { padding: 11px 6px; min-height: 48px; border: 1px solid var(--line); border-radius: 24px; display: flex; align-items: center; justify-content: center; }
  .question-tabs a[aria-current="page"] { border-color: var(--mint); }
  .question-tabs a:last-child { grid-column: 1 / -1; }
  .site-footer { margin-top: 50px; }
  .footer-inner { padding: 26px 0 32px; }
}