/* Shared interactions and readable controls for the second edition. */
html { scroll-padding-top: 100px; }
body { -webkit-font-smoothing: antialiased; }
button, a, summary { touch-action: manipulation; }
button:disabled { cursor: default; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
#main { min-width: 0; }
img { color: var(--muted); }
.site-header { position: relative; z-index: 25; }
.main-nav a:hover { color: var(--violet); }
.button, .cx-action { transition: background .18s, color .18s, box-shadow .18s; }
.button.primary:hover, .cx-action:hover { box-shadow: 0 5px 18px color-mix(in srgb, var(--violet) 20%, transparent); }
.site-footer { padding-bottom: 30px; }
dialog { max-height: calc(100dvh - 40px); overflow-y: auto; border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 28px 100px #0f142438; }
dialog::backdrop { background: #0f142469; backdrop-filter: blur(5px); }
dialog h2 { padding-right: 30px; }
.dialog-close { width: 44px; height: 44px; min-width: 44px; }
.dialog-intro { max-width: 560px; }
.preview-note { border-radius: 6px; }
.form-grid input, .form-grid select, .form-grid textarea { min-height: 46px; border-radius: 7px; font-size: 16px; }
.form-grid label { font-size: 12px; line-height: 1.5; }
.form-result:not(:empty) { margin-top: 18px; padding: 16px; background: var(--lavender); color: var(--ink); border-radius: 7px; }
.spec-table-wrap { overflow-x: auto; margin: 24px 0; }
.comparison-table { margin: 0; min-width: 450px; }
.v2-model-summary { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; align-items: center; margin-bottom: 22px; }
.v2-model-summary img { width: 100%; object-fit: contain; border-radius: 10px; }
.v2-model-summary ul { padding-left: 18px; }
.v2-model-summary li { margin: 8px 0; font-size: 13px; line-height: 1.6; }
@media (max-width: 700px) {
  html { scroll-padding-top: 24px; }
  .site-header { min-height: 72px; }
  .site-header .container { width: calc(100% - 40px); }
  .header-controls .language { display: none; }
  .header-controls .button { font-size: 15px; min-height: 44px; padding: 9px 13px; }
  .menu-toggle { min-width: 44px; min-height: 44px; }
  .main-nav.is-open { z-index: 40; }
  .main-nav a, .main-nav > button { min-height: 44px; display: flex; align-items: center; font-size: 16px; }
  .mobile-contact { grid-template-columns: 1fr 1fr; padding: 9px 14px calc(9px + env(safe-area-inset-bottom)); gap: 8px; backdrop-filter: blur(12px); background: #ffffffed; }
  .mobile-contact button { min-height: 44px; padding: 7px 8px; font-size: 15px; border-radius: 8px; gap: 6px; white-space: nowrap; }
  .mobile-contact button .icon, .mobile-contact button svg { width: 18px; height: 18px; }
  .footer-inner p { font-size: 14px; line-height: 1.5; }
  .footer-links button { font-size: 14px; min-height: 44px; padding: 10px 0; }
  .site-footer { padding-bottom: 95px; }
  dialog { width: calc(100% - 24px); max-width: none; max-height: calc(100dvh - 24px); margin: auto; padding: 32px 22px 24px; }
  dialog h2 { font-size: 30px; }
  dialog h3 { font-size: 21px; }
  .dialog-intro { font-size: 16px; line-height: 1.5; }
  .preview-note { font-size: 14px; line-height: 1.5; }
  .form-grid label { font-size: 16px; gap: 8px; }
  .form-grid input, .form-grid select, .form-grid textarea { min-height: 48px; font-size: 16px; }
  .form-result { font-size: 15px; }
  dialog .button { font-size: 16px; min-height: 48px; }
  #info-content p, #info-content ul { font-size: 16px; line-height: 1.5; }
  .comparison-table { min-width: 480px; }
  .comparison-table td { font-size: 16px; }
  .comparison-table th, .comparison-table caption { font-size: 14px; }
  #info-content .v2-industry-facts { font-size: 15px; line-height: 1.5; }
  .v2-model-summary { grid-template-columns: 1fr; gap: 12px; }
  .v2-model-summary img { max-height: 210px; }
  .v2-model-summary li { font-size: 16px; line-height: 1.5; }
  .spec-download { flex-wrap: wrap; gap: 14px; }
  .spec-download p { width: 100%; font-size: 15px !important; line-height: 1.5; }
  .spec-download .button { width: 100%; }
  body[data-variant] #info-content .button { padding-inline: 12px; gap: 8px; font-size: 15px; justify-content: center; }
}
@media (max-width: 360px) {
  body[data-variant] .header-controls .button { font-size: 14px; padding: 8px 10px; white-space: nowrap; }
  .mobile-contact button { font-size: 14px; gap: 4px; }
  .mobile-contact button .icon, .mobile-contact button svg { display: none; }
  .spec-download .button .icon, .spec-download .button svg { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; animation-iteration-count: 1 !important; }
}
html:has(dialog[open]) { overflow: hidden; }
.v2-industry-facts { display: grid; gap: 8px; margin: 22px 0; padding: 18px; background: var(--lavender); border-radius: 8px; font-size: 13px; color: var(--violet-deep); }
#info-content > h3 { margin: 18px 0 12px; }
#info-content > p + .button, #info-content > ul + .button { margin-top: 22px; }