/* ICFK shared UX layer — verified revision 2026.07.19-r2.
   This file adds only cross-page behavior that is not already provided by design-system.css. */

html { scroll-padding-top: calc(var(--ui-header-height, 64px) + 18px); }
:target { scroll-margin-top: calc(var(--ui-header-height, 64px) + 18px); }

.ui-page-title, .ui-modal-title, .ui-card-title, .ui-section-title, .app-shell .page-title { text-wrap: balance; }
.ui-page-copy, .ui-page-subtitle, .ui-empty-text { max-width: 72ch; }
.ui-card, .ui-modal, .ui-table td, .ui-account-menu, .ui-alert, .ui-empty-text { overflow-wrap: anywhere; }
.ui-price, .ui-stat-value, .server-stat-value, .population-main, [data-numeric], .ui-table td[data-type="number"] { font-variant-numeric: tabular-nums; }

.ui-nav, .ui-mobile-panel, .ui-bottom-nav, .ui-table-wrap, .ui-tabs, .ux-command-body, pre {
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--ui-text-muted, #8a97ab) 45%, transparent) transparent;
}
.ui-nav::-webkit-scrollbar, .ui-mobile-panel::-webkit-scrollbar, .ui-bottom-nav::-webkit-scrollbar,
.ui-table-wrap::-webkit-scrollbar, .ui-tabs::-webkit-scrollbar, .ux-command-body::-webkit-scrollbar, pre::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}
.ui-nav::-webkit-scrollbar-thumb, .ui-mobile-panel::-webkit-scrollbar-thumb, .ui-bottom-nav::-webkit-scrollbar-thumb,
.ui-table-wrap::-webkit-scrollbar-thumb, .ui-tabs::-webkit-scrollbar-thumb, .ux-command-body::-webkit-scrollbar-thumb, pre::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ui-text-muted, #8a97ab) 48%, transparent);
  background-clip: padding-box;
}

.ui-topbar.is-scrolled, [data-ui-topbar].is-scrolled {
  border-bottom-color: var(--ui-border-strong, #d3dce8);
  box-shadow: 0 8px 24px -20px rgb(15 23 42 / .58);
}

.ui-brand { flex: 0 0 auto; }
.ui-nav { overflow-x: auto; overscroll-behavior-inline: contain; }
.ui-nav-link { flex: 0 0 auto; }

.ui-command-trigger {
  min-width: 158px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 9px 0 11px;
  border: 1px solid var(--ui-border, #e6ecf4);
  border-radius: 10px;
  background: var(--ui-surface-muted, #f6f8fc);
  color: var(--ui-text-muted, #8a97ab);
  cursor: pointer;
  font: inherit;
  transition: border-color var(--ui-transition, .2s ease), background var(--ui-transition, .2s ease), color var(--ui-transition, .2s ease);
}
.ui-command-trigger:hover {
  border-color: color-mix(in srgb, var(--ui-primary, #2f6bff) 38%, var(--ui-border, #e6ecf4));
  background: var(--ui-surface, #fff);
  color: var(--ui-text-secondary, #4a586e);
}
.ui-command-trigger svg { width: 17px; height: 17px; flex: 0 0 auto; }
.ui-command-trigger > span { flex: 1; text-align: left; font-size: 12px; }

kbd, .ui-command-trigger kbd {
  min-width: 24px;
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  border: 1px solid var(--ui-border-strong, #d3dce8);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: var(--ui-surface, #fff);
  color: var(--ui-text-muted, #8a97ab);
  box-shadow: var(--ui-shadow-xs, 0 1px 2px rgb(20 33 61 / .05));
  font: 600 11px/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.ui-mobile-panel {
  top: calc(var(--ui-header-height, 64px) + 8px);
  right: max(12px, env(safe-area-inset-right));
  left: max(12px, env(safe-area-inset-left));
  max-height: min(72dvh, 620px);
  overflow: auto;
  border: 1px solid var(--ui-border, #e6ecf4);
  border-radius: 16px;
  background: color-mix(in srgb, var(--ui-surface, #fff) 94%, transparent);
  box-shadow: var(--ui-shadow-lg, 0 24px 60px rgb(15 23 42 / .2));
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}
.ui-mobile-panel-label {
  margin: 6px 4px 8px;
  color: var(--ui-text-muted, #8a97ab);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: .08em;
}
.ui-mobile-panel-label:not(:first-child) {
  margin-top: 16px;
  padding-top: 13px;
  border-top: 1px solid var(--ui-border, #e6ecf4);
}
.ui-mobile-panel-grid { grid-template-columns: repeat(auto-fit, minmax(132px, 1fr)); }

.ui-bottom-nav { overscroll-behavior-inline: contain; scroll-snap-type: x proximity; }
.ui-bottom-nav-link { position: relative; min-width: 64px; flex: 1 0 64px; scroll-snap-align: center; }
.ui-bottom-nav-link.is-active::before {
  content: "";
  position: absolute;
  top: 0;
  right: 28%;
  left: 28%;
  height: 3px;
  border-radius: 0 0 999px 999px;
  background: currentColor;
}

.ux-form-validated :is(input, select, textarea):invalid:not(:focus) {
  border-color: color-mix(in srgb, var(--ui-danger, #d5333f) 72%, var(--ui-border, #e6ecf4));
  background: color-mix(in srgb, var(--ui-danger-soft, #fdeff0) 68%, var(--ui-surface, #fff));
}
[aria-busy="true"] { cursor: progress !important; }
.ui-input[readonly], .ui-textarea[readonly], textarea.ui-input[readonly] {
  background: var(--ui-surface-muted, #f6f8fc);
  color: var(--ui-text-secondary, #4a586e);
  cursor: text;
}

.ui-search.ux-has-clear .ui-input { padding-right: 42px; }
.ui-search.ux-has-clear input[type="search"]::-webkit-search-cancel-button { display: none; appearance: none; }
.ux-input-clear {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: 7px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  transform: translateY(-50%);
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--ui-text-muted, #8a97ab);
  cursor: pointer;
  font: inherit;
  font-size: 18px;
  line-height: 1;
}
.ux-input-clear:hover { background: var(--ui-surface-pressed, #eef2f8); color: var(--ui-text, #0f1a2e); }
.ux-input-clear[hidden] { display: none; }

.ux-char-count {
  display: block;
  margin-top: 5px;
  color: var(--ui-text-muted, #8a97ab);
  text-align: right;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.ux-char-count.is-near-limit { color: var(--ui-warning, #b26a00); font-weight: 700; }

.ui-table-wrap {
  background-image:
    linear-gradient(to right, var(--ui-surface, #fff), var(--ui-surface, #fff)),
    linear-gradient(to right, var(--ui-surface, #fff), var(--ui-surface, #fff)),
    linear-gradient(to right, rgb(15 23 42 / .11), transparent),
    linear-gradient(to left, rgb(15 23 42 / .11), transparent);
  background-position: left center, right center, left center, right center;
  background-repeat: no-repeat;
  background-size: 28px 100%, 28px 100%, 14px 100%, 14px 100%;
  background-attachment: local, local, scroll, scroll;
}
.ui-table tbody tr:focus-within {
  outline: 2px solid var(--ui-ring, rgb(47 107 255 / .18));
  outline-offset: -2px;
}
.ui-table :is(th, td)[data-align="right"], .ui-table :is(th, td).is-numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.ui-modal-backdrop, .ux-dialog-backdrop {
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}
.ui-modal :focus-visible, .ux-dialog :focus-visible { scroll-margin-block: 20px; }

.ux-dialog-layer { position: fixed; z-index: 2200; inset: 0; display: grid; place-items: start center; padding: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); }
.ux-dialog-layer[hidden] { display: none; }
.ux-dialog-backdrop { position: absolute; inset: 0; background: rgb(15 23 42 / .55); }
.ux-dialog {
  position: relative;
  width: min(680px, 100%);
  max-height: min(78dvh, 720px);
  margin-top: min(14vh, 118px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--ui-border, #e6ecf4);
  border-radius: 18px;
  background: var(--ui-surface, #fff);
  box-shadow: 0 28px 90px -28px rgb(15 23 42 / .65);
}
.ux-command-head { display: flex; align-items: center; gap: 10px; padding: 12px; border-bottom: 1px solid var(--ui-border, #e6ecf4); }
.ux-command-search-icon { width: 20px; color: var(--ui-text-muted, #8a97ab); text-align: center; font-size: 22px; line-height: 1; }
.ux-command-input { width: 100%; min-height: 42px; border: 0; outline: 0; background: transparent; color: var(--ui-text, #0f1a2e); font: inherit; font-size: 15px; }
.ux-command-input::-webkit-search-cancel-button { display: none; appearance: none; }
.ux-command-close { width: 34px; height: 34px; flex: 0 0 auto; border: 0; border-radius: 9px; background: transparent; color: var(--ui-text-muted, #8a97ab); cursor: pointer; font: inherit; }
.ux-command-close:hover { background: var(--ui-surface-pressed, #eef2f8); color: var(--ui-text, #0f1a2e); }
.ux-command-body { overflow: auto; padding: 8px; }
.ux-command-group { padding: 7px 6px 5px; color: var(--ui-text-muted, #8a97ab); font-size: 11px; font-weight: 760; letter-spacing: .06em; }
.ux-command-item { width: 100%; min-height: 48px; display: flex; align-items: center; gap: 11px; padding: 8px 10px; border: 0; border-radius: 11px; background: transparent; color: var(--ui-text, #0f1a2e); text-align: left; cursor: pointer; font: inherit; }
.ux-command-item:hover, .ux-command-item.is-active { background: var(--ui-primary-soft, #eaf1ff); color: var(--ui-primary-strong, #1848cc); }
.ux-command-icon { width: 32px; height: 32px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 9px; background: var(--ui-surface-muted, #f6f8fc); color: var(--ui-text-secondary, #4a586e); }
.ux-command-copy { min-width: 0; flex: 1; }
.ux-command-title, .ux-command-meta { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ux-command-title { font-size: 13px; font-weight: 720; }
.ux-command-meta { margin-top: 2px; color: var(--ui-text-muted, #8a97ab); font-size: 11px; }
.ux-command-empty { padding: 38px 20px; color: var(--ui-text-muted, #8a97ab); text-align: center; }
.ux-command-foot { display: flex; align-items: center; gap: 13px; padding: 10px 14px; border-top: 1px solid var(--ui-border, #e6ecf4); background: var(--ui-surface-muted, #f6f8fc); color: var(--ui-text-muted, #8a97ab); font-size: 11px; }

.ux-sr-only, .ux-live-region {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.ux-toast-stack { position: fixed; z-index: 2300; top: calc(var(--ui-header-height, 64px) + 12px); right: 16px; width: min(380px, calc(100vw - 32px)); display: grid; gap: 9px; pointer-events: none; }
.ux-toast { pointer-events: auto; padding: 12px 14px; border: 1px solid var(--ui-border, #e6ecf4); border-radius: 12px; background: var(--ui-surface, #fff); color: var(--ui-text-secondary, #4a586e); box-shadow: var(--ui-shadow, 0 14px 40px rgb(15 23 42 / .16)); animation: ux-toast-in .22s ease-out; transition: opacity .18s ease, transform .18s ease; }
.ux-toast.is-leaving { opacity: 0; transform: translateY(-6px); }
.ux-toast strong { display: block; color: var(--ui-text, #0f1a2e); font-size: 13px; }
.ux-toast span { display: block; margin-top: 2px; font-size: 12px; line-height: 1.5; }
.ux-toast.is-success { border-left: 3px solid var(--ui-success, #12855a); }
.ux-toast.is-warning { border-left: 3px solid var(--ui-warning, #b26a00); }
.ux-toast.is-error { border-left: 3px solid var(--ui-danger, #d5333f); }
@keyframes ux-toast-in { from { opacity: 0; transform: translateY(-8px); } }

.ux-network-banner { position: fixed; z-index: 2250; top: calc(var(--ui-header-height, 64px) + 8px); left: 50%; max-width: calc(100vw - 24px); padding: 8px 13px; transform: translateX(-50%); border: 1px solid color-mix(in srgb, var(--ui-warning, #b26a00) 35%, transparent); border-radius: 999px; background: var(--ui-warning-soft, #fff3df); color: var(--ui-warning, #b26a00); box-shadow: var(--ui-shadow-sm, 0 8px 20px rgb(15 23 42 / .1)); font-size: 12px; font-weight: 700; }
.ux-network-banner[hidden] { display: none; }

.ux-navigation-progress { position: fixed; z-index: 2600; top: 0; left: 0; width: 0; height: 3px; opacity: 0; background: var(--ui-gradient, linear-gradient(90deg, #2f6bff, #6d5efc)); box-shadow: 0 0 12px color-mix(in srgb, var(--ui-primary, #2f6bff) 62%, transparent); transition: width .3s ease, opacity .18s ease; }
.ux-navigation-progress.is-active { opacity: 1; }

.ux-back-to-top { position: fixed; z-index: 140; right: max(18px, env(safe-area-inset-right)); bottom: max(22px, env(safe-area-inset-bottom)); width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--ui-border, #e6ecf4); border-radius: 14px; background: color-mix(in srgb, var(--ui-surface, #fff) 92%, transparent); color: var(--ui-text-secondary, #4a586e); box-shadow: var(--ui-shadow-sm, 0 8px 20px rgb(15 23 42 / .12)); backdrop-filter: blur(10px); cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
.ux-back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.ux-back-to-top:hover { color: var(--ui-primary-strong, #1848cc); border-color: color-mix(in srgb, var(--ui-primary, #2f6bff) 40%, var(--ui-border, #e6ecf4)); }

.ux-shortcut-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding: 6px; }
.ux-shortcut-row { min-height: 46px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 11px; border: 1px solid var(--ui-border, #e6ecf4); border-radius: 10px; color: var(--ui-text-secondary, #4a586e); font-size: 12px; }

.ui-page p a:not(.ui-button):not(.ui-card), .ui-modal p a:not(.ui-button) { text-decoration: underline; text-decoration-color: color-mix(in srgb, currentColor 34%, transparent); text-underline-offset: 3px; }
.ui-page p a:hover, .ui-modal p a:hover { text-decoration-color: currentColor; }
a.ux-external-link:not(.ui-button)::after { content: "↗"; margin-left: .22em; font-size: .82em; vertical-align: .08em; opacity: .68; }

.ui-page pre, .ui-modal pre { max-width: 100%; overflow: auto; padding: 16px; border: 1px solid var(--ui-border, #e6ecf4); border-radius: 12px; background: var(--ui-surface-muted, #f6f8fc); }
.ui-page code, .ui-modal code { overflow-wrap: anywhere; }
.ui-page pre code, .ui-modal pre code { overflow-wrap: normal; }
img.ux-image-error { outline: 1px dashed var(--ui-danger, #d5333f); background: var(--ui-danger-soft, #fdeff0); }

.ux-skip-link { position: fixed; z-index: 3000; top: 8px; left: max(12px, env(safe-area-inset-left)); padding: 9px 13px; transform: translateY(-160%); border-radius: 9px; background: #0f1a2e; color: #fff; box-shadow: 0 8px 24px rgb(15 23 42 / .28); text-decoration: none; font-size: 13px; font-weight: 760; transition: transform .18s ease; }
.ux-skip-link:focus { transform: translateY(0); }
.ux-help-button { font-size: 16px; font-weight: 800; }
.ui-footer-backtop { appearance: none; padding: 0; border: 0; background: transparent; color: var(--ui-text-muted, #8a97ab); cursor: pointer; font: inherit; font-size: 12px; }
.ui-footer-backtop:hover { color: var(--ui-primary-strong, #1848cc); }

.app-shell .sidebar-item, .app-shell .topbar-action, .app-shell .btn { -webkit-tap-highlight-color: transparent; }
.app-shell .sidebar-item:focus-visible, .app-shell .topbar-action:focus-visible, .app-shell .btn:focus-visible { outline: 2px solid var(--c-accent, #3b82f6); outline-offset: 2px; }
.app-shell .topbar.is-scrolled { box-shadow: 0 8px 24px -20px rgb(15 23 42 / .6); }
.app-shell .view-pane { scroll-margin-top: 70px; }

@media (max-width: 1120px) {
  .ui-command-trigger { min-width: 40px; width: 40px; padding: 0; justify-content: center; }
  .ui-command-trigger > span, .ui-command-trigger kbd { display: none; }
}

@media (max-width: 720px) {
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
  .ui-bottom-nav { height: auto; min-height: calc(62px + env(safe-area-inset-bottom)); display: flex; overflow-x: auto; }
  .ux-toast-stack { top: auto; right: 12px; bottom: calc(76px + env(safe-area-inset-bottom)); width: calc(100vw - 24px); }
  .ux-back-to-top { bottom: calc(78px + env(safe-area-inset-bottom)); }
}

@media (max-width: 520px) {
  .ui-brand-name { display: none; }
  .ui-topbar-inner { gap: 8px; }
  .ui-topbar-actions { gap: 4px; }
  .ux-shortcut-grid { grid-template-columns: 1fr; }
  .ux-command-foot { display: none; }
  .ux-dialog { margin-top: 7vh; }
}

@media (pointer: coarse) {
  .ui-button, .ui-icon-button, .ui-tab, .ui-mobile-link, .ui-bottom-nav-link,
  .ui-account-chip, .ui-command-trigger, .ux-input-clear, .ux-command-close { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .ux-toast, .ux-back-to-top, .ux-navigation-progress, .ux-skip-link { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

@media print {
  .ui-topbar, .ui-mobile-panel, .ui-bottom-nav, .ui-footer, .ux-back-to-top,
  .ux-toast-stack, .ux-network-banner, .ux-navigation-progress, .ux-dialog-layer { display: none !important; }
  body { padding: 0 !important; background: #fff !important; color: #000 !important; }
  .ui-card, .ui-table-wrap { box-shadow: none !important; break-inside: avoid; }
  a { color: inherit !important; text-decoration: underline !important; }
}