/* Shared site chrome: hamburger menu + Legal brand band (no JS required) */

.visually-hidden,
.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;
}

.site-menu-control {
  position: relative;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: none;
  z-index: 130;
}

.site-menu-toggle {
  position: absolute;
  inset: 0;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  background: transparent;
  touch-action: manipulation;
}

.site-menu-toggle:focus-visible + .site-menu-button {
  outline: 3px solid #0ea5e9;
  outline-offset: 2px;
}

.site-menu-button {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--qlinx-border, #e8edf4);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  flex-shrink: 0;
  color: var(--qlinx-primary, #2563eb);
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.site-menu-button__bars,
.site-menu-button__bars::before,
.site-menu-button__bars::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  position: relative;
}

.site-menu-button__bars::before,
.site-menu-button__bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-menu-button__bars::before {
  top: -6px;
}

.site-menu-button__bars::after {
  top: 6px;
}

.site-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(15, 23, 42, 0.35);
  cursor: pointer;
  pointer-events: none;
  visibility: hidden;
}

.site-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 410;
  width: min(20rem, 100vw);
  max-width: 100vw;
  height: 100%;
  max-height: 100dvh;
  margin: 0;
  padding: 20px 18px 28px;
  background: #fff;
  border-left: 1px solid var(--qlinx-border, #e8edf4);
  box-shadow: -12px 0 40px rgba(15, 23, 42, 0.12);
  transform: translateX(105%);
  transition: transform 0.22s ease, visibility 0.22s ease;
  overflow-y: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-sizing: border-box;
  pointer-events: none;
  visibility: hidden;
}

.site-menu-toggle:checked ~ .site-menu-overlay,
html:has(#site-menu:checked) .site-menu-overlay,
html.site-menu-open .site-menu-overlay {
  display: block;
  pointer-events: auto;
  visibility: visible;
}

.site-menu-toggle:checked ~ .site-menu-panel,
html:has(#site-menu:checked) .site-menu-panel,
html.site-menu-open .site-menu-panel {
  transform: translateX(0);
  pointer-events: auto;
  visibility: visible;
}

html:not(:has(#site-menu:checked)):not(.site-menu-open) .site-menu-overlay,
html:not(:has(#site-menu:checked)):not(.site-menu-open) .site-menu-panel {
  pointer-events: none !important;
  visibility: hidden;
}

html:has(#site-menu:checked),
body:has(#site-menu:checked),
html.site-menu-open,
html.site-menu-open body {
  overflow: hidden;
}

.site-menu-panel__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--qlinx-border, #e8edf4);
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.brand-logo img,
.site-menu-panel__brand img {
  display: block;
  height: 28px;
  width: auto;
}

.site-menu-panel__brand {
  display: inline-flex;
  align-items: center;
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--qlinx-text, #0f172a);
}

.site-menu-panel__brand-mark {
  color: var(--qlinx-primary, #2563eb);
}

.site-menu-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 0;
  border-radius: 12px;
  border: 1px solid var(--qlinx-border, #e8edf4);
  background: #fff;
  color: var(--qlinx-text-secondary, #55647a);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.site-menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.site-menu-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--qlinx-text, #0f172a);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.35;
  white-space: normal;
}

.site-menu-list a:hover,
.site-menu-list a[aria-current="page"] {
  color: var(--qlinx-primary, #2563eb);
  background: var(--qlinx-background, #f5f7fb);
}

.site-menu-download {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  box-sizing: border-box;
  min-height: 48px;
  margin-top: auto;
  padding: 12px 16px;
  border-radius: 9999px;
  border: 1.5px solid var(--qlinx-primary, #2563eb);
  background: #fff;
  color: var(--qlinx-primary, #2563eb) !important;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.35;
  text-align: center;
  white-space: normal;
}

.site-menu-download:hover {
  background: rgba(37, 99, 235, 0.06);
  color: var(--qlinx-primary-deep, #1d4ed8) !important;
}

.site-menu-stores {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 4px 0;
}

.site-menu-stores .store-cta.store-badge {
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  opacity: 1;
  line-height: 0;
}

.site-menu-stores .store-badge__img {
  display: block;
  height: 40px;
  width: auto;
  max-width: 168px;
}

.site-menu-stores .store-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--qlinx-text-muted, #93a1b5);
}

.brand-logo--text {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--qlinx-text, #0f172a);
  text-decoration: none;
}

.brand-logo--text:hover {
  color: var(--qlinx-primary, #2563eb);
}

.brand-logo__mark {
  color: var(--qlinx-primary, #2563eb);
}

.brand-band {
  width: 100%;
  height: clamp(52px, 10vw, 88px);
  background: var(--qlinx-primary, #2563eb);
  flex-shrink: 0;
}

/* P9/P10: language picker (details/summary — Legal CSP script-src 'none' safe) */
.site-lang {
  display: none;
  position: relative;
  flex-shrink: 1;
  min-width: 0;
  z-index: 120;
}

.site-lang__summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  max-width: min(46vw, 11rem);
  padding: 8px 10px;
  border: 1px solid var(--qlinx-border, #e8edf4);
  border-radius: 12px;
  background: #fff;
  color: var(--qlinx-text, #0f172a);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.2;
  box-sizing: border-box;
}

.site-lang__summary::-webkit-details-marker {
  display: none;
}

.site-lang__summary:focus-visible {
  outline: 3px solid #0ea5e9;
  outline-offset: 2px;
}

.site-lang__globe {
  flex-shrink: 0;
  color: var(--qlinx-primary, #2563eb);
}

.site-lang__current {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.site-lang__caret {
  display: none;
  width: 0;
  height: 0;
  margin-left: 2px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.7;
  flex-shrink: 0;
}

.site-lang[open] .site-lang__caret {
  transform: rotate(180deg);
}

.site-lang__panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  width: min(18rem, calc(100vw - 24px));
  max-height: min(70vh, 22rem);
  overflow: auto;
  overscroll-behavior: contain;
  padding: 12px;
  border: 1px solid var(--qlinx-border, #e8edf4);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  box-sizing: border-box;
}

.site-lang__heading {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--qlinx-text-secondary, #55647a);
}

.site-lang__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-lang__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--qlinx-text, #0f172a);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.3;
}

.site-lang__list a:focus-visible {
  outline: 3px solid #0ea5e9;
  outline-offset: 2px;
}

.site-lang__check {
  width: 1rem;
  flex-shrink: 0;
  text-align: center;
  color: var(--qlinx-primary, #2563eb);
}

.site-lang__list a[aria-current="true"] .site-lang__check::before {
  content: "✓";
  font-size: 0.85rem;
  font-weight: 700;
}

.site-lang__list a:hover,
.site-lang__list a[aria-current="true"] {
  background: var(--qlinx-background, #f5f7fb);
  color: var(--qlinx-primary, #2563eb);
}

.header-cta--bar {
  display: none;
}

.footer-lang {
  display: none;
  max-width: var(--qlinx-content-width, 1200px);
  margin: 0 auto;
  padding: 16px 20px 8px;
}

.footer-lang__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
}

.footer-lang__list a {
  color: var(--qlinx-text-secondary, #55647a);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.footer-lang__list a:hover,
.footer-lang__list a[aria-current="true"] {
  color: var(--qlinx-primary, #2563eb);
}

.legal-ref-note,
.legal-mt-notice {
  margin: 0 0 1rem;
  padding: 12px 14px 12px 16px;
  border: 1px solid #f1e3b8;
  border-left: 4px solid #d4a017;
  border-radius: 12px;
  background: #fff9e9;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--qlinx-text, #1f2937);
  max-width: 100%;
  box-sizing: border-box;
}

.legal-mt-notice__badge {
  display: inline-block;
  margin: 0 0 0.4rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: #fff3c9;
  border: 1px solid #ead28a;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #7a5a00;
}

.legal-mt-notice__label {
  margin: 0 0 0.35rem;
  font-weight: 700;
  color: var(--qlinx-text, #1f2937);
}

.legal-mt-notice__body,
.legal-mt-notice__link,
.legal-ref-note p {
  margin: 0 0 0.5rem;
}

.legal-mt-notice__link:last-child,
.legal-ref-note p:last-child {
  margin-bottom: 0;
}

.legal-mt-notice a,
.legal-ref-note a,
.legal-ja-source-link a {
  color: var(--qlinx-primary, #2563eb);
  font-weight: 600;
}

.legal-critical-points {
  margin: 0 0 1.25rem;
  padding: 12px 14px 12px 16px;
  border: 1px solid #cfe0f8;
  border-left: 4px solid var(--qlinx-primary, #2563eb);
  border-radius: 12px;
  background: #f3f8ff;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--qlinx-text, #1f2937);
  max-width: 100%;
  box-sizing: border-box;
}

.legal-critical-points__title {
  margin: 0 0 0.35rem;
  font-weight: 700;
}

.legal-critical-points__lead {
  margin: 0 0 0.6rem;
  color: var(--qlinx-text-secondary, #55647a);
}

.legal-critical-points__list {
  margin: 0;
  padding-left: 1.15rem;
}

.legal-critical-points__list li {
  margin: 0 0 0.35rem;
}

.legal-critical-points__list li:last-child {
  margin-bottom: 0;
}

.legal-ja-source-link {
  margin: 1.25rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--qlinx-border, #e8edf4);
  font-size: 0.95rem;
}

@media (max-width: 360px) {
  .legal-mt-notice,
  .legal-critical-points,
  .legal-ref-note {
    padding-left: 12px;
    padding-right: 12px;
  }
}

@media (min-width: 1024px) {
  .site-header--legal .site-menu-control,
  .site-header--compact .site-menu-control {
    display: block;
  }

  .site-header--legal .site-menu-button,
  .site-header--compact .site-menu-button {
    display: flex;
  }

  .site-header--legal .nav-desktop,
  .site-header--compact .nav-desktop {
    display: none;
  }

  /* P10: desktop header language selector */
  .site-lang {
    display: block;
    margin-left: 0;
    flex-shrink: 0;
  }

  .site-header--legal .site-lang,
  .site-header--compact .site-lang {
    margin-left: auto;
  }

  .site-lang__summary {
    max-width: 12.5rem;
    font-size: 0.88rem;
    padding: 8px 12px;
  }

  .site-lang__caret {
    display: inline-block;
  }

  .site-lang__panel {
    width: min(17.5rem, calc(100vw - 48px));
    z-index: 200;
  }

  .header-cta--bar {
    display: inline-flex;
    flex-shrink: 0;
    margin-left: 4px;
  }

  /* Footer language list remains as a compact secondary path */
  .footer-lang {
    display: block;
  }
}

@media (max-width: 1199px) {
  .site-menu-control,
  .site-menu-button {
    display: block;
  }

  .site-menu-button {
    display: flex;
  }

  .nav-desktop,
  .header-cta--bar {
    display: none !important;
  }
}

@media (max-width: 1023px) {
  .site-menu-control,
  .site-menu-button {
    display: flex;
  }

  .nav-desktop,
  .header-actions-mobile,
  .nav-mobile-scroll,
  .header-cta--bar {
    display: none !important;
  }

  .site-lang {
    display: block;
    margin-left: auto;
  }

  .site-header__inner {
    gap: 8px;
  }

  .footer-lang {
    display: none;
  }
}

@media (min-width: 1200px) {
  .site-header:not(.site-header--legal):not(.site-header--compact) .site-menu-control,
  .site-header:not(.site-header--legal):not(.site-header--compact) .site-menu-button {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-menu-panel {
    transition: none;
  }
}