/* ---------- Base & theme ---------- */
:root {
  color-scheme: light;
  --font-sans: "Segoe UI Variable Text", "Segoe UI Variable", "Segoe UI", "Microsoft YaHei UI", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  --font-mono: "Cascadia Mono", "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --bg-base: #f3f2f1;
  --surface: rgba(255, 255, 255, .7);
  --surface-solid: #fbfbfb;
  --surface-subdued: rgba(255, 255, 255, .42);
  --surface-hover: rgba(255, 255, 255, .86);
  --control: #ffffff;
  --control-hover: #f5f5f5;
  --stroke: rgba(0, 0, 0, .075);
  --stroke-strong: rgba(0, 0, 0, .14);
  --text: #1a1a1a;
  --text-2: #5e5e5e;
  --text-3: #707070;
  --accent: #a82335;
  --accent-hover: #c02f42;
  --accent-fg: #ffffff;
  --accent-soft: rgba(168, 35, 53, .08);
  --accent-soft-strong: rgba(168, 35, 53, .14);
  --accent-border: rgba(168, 35, 53, .24);
  --ok: #0f7b0f;
  --ok-bg: rgba(15, 123, 15, .1);
  --warn: #8a5a00;
  --warn-bg: rgba(157, 93, 0, .12);
  --danger: #c42b1c;
  --danger-bg: rgba(196, 43, 28, .1);
  --nav-bg: rgba(249, 248, 246, .62);
  --chrome-bg: rgba(248, 247, 245, .72);
  --dialog-bg: #fafafa;
  --shadow-card: 0 1px 1px rgba(0, 0, 0, .035), 0 8px 26px -20px rgba(0, 0, 0, .2);
  --shadow-float: 0 18px 50px -18px rgba(0, 0, 0, .24);
  --hero-bg: #fbf3f3;
  --hero-border: rgba(168, 35, 53, .13);
  --radius-sm: 5px;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --nav-w: 264px;
  --page-max: 1240px;
  --ease: cubic-bezier(.2, .72, .2, 1);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg-base: #202020;
    --surface: rgba(255, 255, 255, .055);
    --surface-solid: #282828;
    --surface-subdued: rgba(255, 255, 255, .035);
    --surface-hover: rgba(255, 255, 255, .085);
    --control: #2c2c2c;
    --control-hover: #363636;
    --stroke: rgba(255, 255, 255, .075);
    --stroke-strong: rgba(255, 255, 255, .15);
    --text: #f5f5f5;
    --text-2: #bdbdbd;
    --text-3: #9f9f9f;
    --accent: #ff9ba7;
    --accent-hover: #ffb5be;
    --accent-fg: #2a0b10;
    --accent-soft: rgba(255, 134, 150, .12);
    --accent-soft-strong: rgba(255, 134, 150, .2);
    --accent-border: rgba(255, 154, 167, .27);
    --ok: #7bd96c;
    --ok-bg: rgba(108, 203, 95, .12);
    --warn: #f6d365;
    --warn-bg: rgba(252, 225, 0, .1);
    --danger: #ff99a4;
    --danger-bg: rgba(255, 99, 117, .12);
    --nav-bg: rgba(32, 32, 32, .6);
    --chrome-bg: rgba(30, 30, 30, .76);
    --dialog-bg: #2b2b2b;
    --shadow-card: 0 1px 1px rgba(0, 0, 0, .18), 0 14px 34px -24px rgba(0, 0, 0, .8);
    --shadow-float: 0 24px 60px -18px rgba(0, 0, 0, .72);
    --hero-bg: #2b2325;
    --hero-border: rgba(255, 154, 167, .14);
                  }

*, *::before, *::after { box-sizing: border-box; }
html { min-width: 280px; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  color: var(--text);
  background: var(--bg-base);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
a { color: var(--accent); }
svg { display: block; }
h1, h2, h3, p, dl, dd, dt, figure { margin: 0; }
button:focus-visible, a:focus-visible, input:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
::selection { background: var(--accent-soft-strong); }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  color: var(--accent-fg);
  background: var(--accent);
  transform: translateY(-160%);
  transition: transform .15s ease;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus-visible { transform: translateY(0); }

.icon { width: 1.15em; height: 1.15em; flex: none; }
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--accent-soft-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: dl-spin .8s linear infinite;
  flex: none;
}
@keyframes dl-spin { to { transform: rotate(360deg); } }

.boot-fallback {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.boot-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 26px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text-2);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(28px) saturate(1.35);
}
.boot-card p { font-size: 13px; }
.boot-card noscript { color: var(--danger); font-size: 12px; }

/* ---------- Buttons & controls ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-sm);
  background: var(--control);
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background .14s ease, border-color .14s ease, color .14s ease, transform .1s ease;
}
.btn:hover { background: var(--control-hover); border-color: var(--stroke-strong); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn .icon { width: 16px; height: 16px; }
.btn-primary { background: var(--accent); border-color: transparent; color: var(--accent-fg); font-weight: 600; }
.btn-primary:hover { background: var(--accent-hover); border-color: transparent; }
.btn-subtle { background: transparent; border-color: transparent; color: var(--accent); }
.btn-subtle:hover { background: var(--accent-soft); border-color: transparent; }
.btn-small { min-height: 30px; padding: 0 10px; font-size: 12px; }
.btn-small .icon { width: 14px; height: 14px; }
.btn.is-busy { pointer-events: none; opacity: .75; }
.btn.is-busy .spinner { width: 14px; height: 14px; }
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
  transition: background .14s ease, color .14s ease;
}
.icon-btn:hover { background: var(--control); color: var(--text); }
.icon-btn .icon { width: 17px; height: 17px; }
.theme-glyph { display: none; align-items: center; justify-content: center; height: 17px; }
.theme-glyph-moon { display: inline-flex; }
:root[data-theme="dark"] .theme-glyph-moon { display: none; }
:root[data-theme="dark"] .theme-glyph-sun { display: inline-flex; }
.theme-toggle .icon { width: 17px; height: 17px; }
.mobile-command.theme-toggle .theme-glyph { flex: none; }

/* ---------- Brand ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  text-decoration: none;
  border-radius: var(--radius);
  min-width: 0;
}
.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: none;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--stroke);
  box-shadow: 0 0 0 2px var(--surface-subdued);
  overflow: hidden;
}
.brand-mark img { width: 100%; height: 100%; display: block; object-fit: cover; }
.brand-copy { min-width: 0; }
.brand-name {
  display: block;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.brand-sub {
  display: block;
  margin-top: 1px;
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: .035em;
  color: var(--text-3);
  white-space: nowrap;
}

/* ---------- Desktop shell ---------- */
.desktop-shell {
  display: grid;
  grid-template-columns: var(--nav-w) minmax(0, 1fr);
  min-height: 100vh;
  min-height: 100dvh;
}
.side-nav {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 14px 16px;
  background: var(--nav-bg);
  border-right: 1px solid var(--stroke);
  backdrop-filter: blur(34px) saturate(1.4);
  -webkit-backdrop-filter: blur(34px) saturate(1.4);
  overflow: hidden;
  z-index: 30;
}
.side-nav .brand { padding: 0 8px; }
.side-switch {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: background .15s ease, border-color .15s ease, transform .12s ease;
}
.side-switch:hover { border-color: var(--accent); background: var(--accent-soft); }
.side-switch:active { transform: scale(.988); }
.side-switch-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 7px;
  color: var(--accent);
  background: var(--accent-soft);
  flex: none;
}
.side-switch-icon .icon { width: 17px; height: 17px; }
.side-switch-copy { min-width: 0; flex: 1; }
.side-switch-copy strong { display: block; font-size: 12.5px; font-weight: 600; }
.side-switch-copy small { display: block; margin-top: 1px; color: var(--text-2); font-size: 10.5px; line-height: 1.4; }
.side-switch > .icon { color: var(--text-3); width: 14px; height: 14px; }
.nav-caption {
  padding: 0 12px;
  margin: 1px 0 -9px;
  color: var(--text-3);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.side-nav-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  margin: 0 -2px;
  padding: 0 2px 4px;
  scrollbar-width: thin;
}
.side-nav-bottom {
  display: flex;
  flex-direction: column;
  flex: none;
  width: 100%;
  margin-top: auto;
}
.side-companion {
  position: relative;
  width: 100%;
  height: 208px;
  flex: none;
  pointer-events: none;
}
.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  width: 100%;
  min-height: 40px;
  padding: 0 11px 0 14px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 450;
  text-align: left;
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.nav-item:hover { background: var(--control); color: var(--text); }
.nav-item .icon { width: 17px; height: 17px; color: var(--text-3); transition: color .12s ease; }
.nav-item .nav-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
}
.nav-item.is-active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 2px;
  background: var(--accent);
}
.nav-item.is-active .icon { color: var(--accent); }
.nav-item:disabled { opacity: .5; cursor: default; }
.side-nav-footer {
  padding: 13px 10px 2px;
  border-top: 1px solid var(--stroke);
  display: flex;
  flex-direction: column;
  gap: 7px;
  color: var(--text-3);
  font-size: 10.5px;
}
.side-foot-row { display: flex; align-items: center; gap: 6px; }
.side-foot-row .icon { width: 13px; height: 13px; }
.side-foot-row strong { color: var(--text-2); font-weight: 500; }
.side-foot-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 2px;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  font-size: 10.5px;
  text-decoration: none;
}
.side-foot-link .icon { width: 13px; height: 13px; color: var(--accent); }
.side-foot-link:hover { color: var(--accent); }
.power-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px var(--ok-bg);
}

.main-pane { min-width: 0; display: flex; flex-direction: column; }
.app-topbar {
  position: sticky;
  top: 0;
  z-index: 24;
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px clamp(22px, 3.2vw, 42px);
  background: var(--chrome-bg);
  background: color-mix(in srgb, var(--bg-base) 58%, transparent);
  border-bottom: 1px solid var(--stroke);
  backdrop-filter: blur(26px) saturate(1.45);
  -webkit-backdrop-filter: blur(26px) saturate(1.45);
}
.topbar-left { min-width: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.source-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 26px;
  padding: 0 9px;
  border: 1px solid var(--stroke);
  border-radius: 99px;
  background: var(--surface-subdued);
  color: var(--text-2);
  font-size: 10.5px;
  font-weight: 500;
  white-space: nowrap;
}
.source-pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
.source-pill.is-imported .dot { background: var(--accent); }
.crumb { color: var(--text-2); font-size: 12.5px; display: inline-flex; align-items: center; gap: 9px; }
.crumb::before { content: "/"; color: var(--text-3); opacity: .7; }
.crumb strong { color: var(--text); font-weight: 550; }
.top-actions { display: flex; align-items: center; gap: 7px; flex: none; }
.top-actions .divider { width: 1px; height: 22px; background: var(--stroke); margin: 0 2px; }

.page-content {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 28px clamp(22px, 3.2vw, 42px) 36px;
  outline: 0;
}
.page-footer {
  width: 100%;
  max-width: var(--page-max);
  margin: auto auto 0;
  padding: 0 clamp(22px, 3.2vw, 42px) 26px;
  color: var(--text-3);
  font-size: 10.5px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 18px;
  padding-top: 16px;
  border-top: 1px solid var(--stroke);
}
.footer-inner span { display: inline-flex; align-items: center; gap: 6px; }
.footer-inner .icon { width: 13px; height: 13px; }
.footer-inner a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  text-decoration: none;
  border-radius: var(--radius-sm);
}
.footer-inner a:hover { color: var(--accent); }
.footer-inner a .icon { width: 13px; height: 13px; color: var(--accent); }

/* ---------- Page and section header ---------- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin: 2px 0 22px;
}
.section-title-wrap { min-width: 0; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 7px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.section-head h1 {
  font-size: clamp(24px, 2.5vw, 32px);
  line-height: 1.15;
  font-weight: 650;
  letter-spacing: -.03em;
}
.section-head p { max-width: 620px; margin-top: 7px; color: var(--text-2); font-size: 12.5px; line-height: 1.65; }
.section-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; flex: none; padding-bottom: 2px; }

/* ---------- Import notice ---------- */
.import-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding: 11px 12px 11px 13px;
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  background: var(--accent-soft);
}
.import-banner-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: none;
  border-radius: 7px;
  color: var(--accent);
  background: var(--accent-soft-strong);
}
.import-banner-icon .icon { width: 17px; height: 17px; }
.import-banner-copy { min-width: 0; flex: 1; }
.import-banner-copy strong { display: block; font-size: 12.5px; font-weight: 600; }
.import-banner-copy span {
  display: block;
  margin-top: 2px;
  color: var(--text-2);
  font-size: 10.5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.import-banner .btn { flex: none; }

/* ---------- Overview hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 34%);
  align-items: center;
  min-height: 264px;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--hero-border);
  border-radius: var(--radius-xl);
  background: var(--hero-bg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(30px) saturate(1.3);
  -webkit-backdrop-filter: blur(30px) saturate(1.3);
}
.hero-copy { position: relative; z-index: 2; min-width: 0; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: 100%;
  padding: 4px 9px 4px 7px;
  border: 1px solid var(--accent-border);
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.3;
}
.hero-eyebrow .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--ok); flex: none; }
.hero-eyebrow.is-imported .dot { background: var(--accent); }
.hero-eyebrow .file-label { max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hero h1 {
  margin-top: 14px;
  font-size: clamp(31px, 4.2vw, 48px);
  line-height: 1.08;
  font-weight: 680;
  letter-spacing: -.045em;
  overflow-wrap: anywhere;
}
.hero-device-line {
  margin-top: 10px;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.6;
}
.hero-device-line strong { color: var(--text); font-weight: 550; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  min-height: 27px;
  padding: 4px 9px;
  border: 1px solid var(--stroke);
  border-radius: 6px;
  background: var(--surface-subdued);
  color: var(--text-2);
  font-size: 10.5px;
  line-height: 1.35;
  backdrop-filter: blur(10px);
}
.hero-chip .icon { width: 13px; height: 13px; color: var(--accent); }
.hero-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hero-art { position: relative; z-index: 1; min-width: 0; display: flex; justify-content: center; align-items: center; }
.hero-os-art { min-height: 222px; }
.os-emblem {
  position: relative;
  width: min(100%, 250px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.os-tile {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: clamp(100px, 9vw, 132px);
  height: clamp(100px, 9vw, 132px);
  border-radius: 30%;
  background: #f7f7f7;
  border: 1px solid rgba(0, 0, 0, .06);
  box-shadow: 0 18px 38px -26px rgba(0, 0, 0, .45);
}
.os-logo-img { width: 64%; height: 64%; object-fit: contain; }
.os-apple .os-logo-img { width: 54%; height: 54%; }
.os-harmony .os-logo-img { width: 76%; height: 76%; }
.os-chromeos .os-logo-img { width: 62%; height: 62%; }
.os-caption {
  position: relative;
  z-index: 2;
  margin-top: 14px;
  padding: 4px 10px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  color: var(--text-2);
  background: var(--surface-subdued);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.summary-os-icon { background: #ffffff; border: 1px solid rgba(0, 0, 0, .05); }
.summary-os-icon .os-logo-img { width: 17px; height: 17px; object-fit: contain; }
.hero-stamp {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--text-3);
  font-size: 10px;
}
.hero-stamp .icon { width: 12px; height: 12px; }

/* ---------- Summary cards ---------- */
.block-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin: 28px 2px 11px;
}
.block-heading h2 { font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.block-heading span { color: var(--text-3); font-size: 10.5px; }
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.summary-card {
  display: flex;
  flex-direction: column;
  min-height: 112px;
  padding: 14px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  transition: background .16s ease, border-color .16s ease, transform .16s ease;
}
@media (hover: hover) {
  .summary-card:hover { background: var(--surface-hover); border-color: var(--stroke-strong); transform: translateY(-1px); }
}
.summary-top { display: flex; align-items: center; gap: 8px; color: var(--text-2); font-size: 10.5px; }
.summary-icon {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  color: var(--accent);
  background: var(--accent-soft);
  flex: none;
}
.summary-icon .icon { width: 14px; height: 14px; }
.summary-value {
  margin-top: auto;
  padding-top: 20px;
  color: var(--text);
  font-size: clamp(15px, 1.4vw, 19px);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.summary-value small { font-size: .72em; font-weight: 500; color: var(--text-2); letter-spacing: 0; }
.summary-hint {
  margin-top: 4px;
  color: var(--text-3);
  font-size: 10px;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Remote assistance ---------- */
.assist-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, .8fr);
  gap: clamp(20px, 4vw, 48px);
  align-items: center;
  margin-top: 22px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(22px) saturate(1.25);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
}
.assist-copy h2 { font-size: 19px; font-weight: 650; letter-spacing: -.025em; }
.assist-copy > p { margin-top: 7px; max-width: 520px; color: var(--text-2); font-size: 12px; line-height: 1.7; }
.assist-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 22px;
  margin-top: 18px;
}
.assist-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px solid var(--stroke);
  font-size: 11px;
}
.assist-item dt { color: var(--text-3); flex: none; }
.assist-item dd { color: var(--text); text-align: right; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.assist-actions { display: flex; flex-direction: column; align-items: stretch; gap: 9px; }
.assist-actions .btn { min-height: 40px; }
.assist-note {
  display: flex;
  gap: 8px;
  padding: 11px 12px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: var(--surface-subdued);
  color: var(--text-2);
  font-size: 10.5px;
  line-height: 1.55;
}
.assist-note .icon { margin-top: 2px; color: var(--accent); flex: none; }
.assist-meta { display: flex; flex-wrap: wrap; gap: 5px 12px; color: var(--text-3); font-size: 9.5px; }
/* ---------- About page ---------- */
.about-body { min-height: 100vh; min-height: 100dvh; }
.about-shell {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px) 30px;
}
.about-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 78px;
  padding: 14px 0;
}
.about-top-actions { display: flex; align-items: center; gap: 8px; }
.about-content { outline: 0; }
.about-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  align-items: center;
  gap: clamp(20px, 4vw, 40px);
  padding: clamp(26px, 4vw, 42px);
  border: 1px solid var(--hero-border);
  border-radius: var(--radius-xl);
  background: var(--hero-bg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(30px) saturate(1.3);
  -webkit-backdrop-filter: blur(30px) saturate(1.3);
}
.about-hero-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 170px;
  height: 170px;
  margin: 0 auto;
}
.about-app-mark {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--stroke);
  box-shadow: 0 18px 35px -26px rgba(0, 0, 0, .5);
  overflow: hidden;
}
.about-app-mark img { width: 100%; height: 100%; display: block; object-fit: cover; }
.about-hero-copy { min-width: 0; }
.about-hero-copy h1 {
  margin-top: 8px;
  font-size: clamp(30px, 4.3vw, 44px);
  line-height: 1.1;
  font-weight: 680;
  letter-spacing: -.045em;
}
.about-hero-copy > p { max-width: 650px; margin-top: 12px; color: var(--text-2); font-size: 13px; line-height: 1.75; }
.about-hero-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.about-card {
  padding: clamp(20px, 2.8vw, 28px);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
}
.about-card.is-wide { grid-column: 1 / -1; }
.about-card h2 { font-size: 18px; font-weight: 650; letter-spacing: -.02em; }
.about-card h3 { margin-bottom: 6px; font-size: 12.5px; font-weight: 600; }
.about-card > p { margin-top: 9px; color: var(--text-2); font-size: 12.5px; line-height: 1.75; }
.about-card > p + p { margin-top: 12px; }
.about-bullet-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
}
.about-bullet-list li {
  position: relative;
  padding-left: 15px;
  color: var(--text-2);
  font-size: 12.5px;
  line-height: 1.7;
}
.about-bullet-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.about-bullet-list strong { color: var(--text); font-weight: 600; }
.about-scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 16px;
}
.about-scope-grid > div {
  min-width: 0;
  padding: 11px 12px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: var(--surface-subdued);
}
.about-scope-grid strong { display: block; font-size: 12px; font-weight: 600; }
.about-scope-grid span { display: block; margin-top: 3px; color: var(--text-3); font-size: 11px; line-height: 1.55; }
.about-note {
  margin-top: 14px;
  padding: 11px 12px;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-2);
  background: var(--accent-soft);
  font-size: 11px !important;
  line-height: 1.7;
}
.about-permission-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--stroke);
}
.about-permission-head h3 { margin: 0; font-size: 12.5px; font-weight: 600; }
.about-permission-head span { color: var(--text-3); font-size: 10px; }
.about-permissions { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.about-permission-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 10px;
  padding: 11px 12px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  background: var(--surface-subdued);
}
.about-permission-copy { flex: 1 1 280px; min-width: 0; }
.about-permission-copy strong { display: block; font-size: 12px; }
.about-permission-copy span { display: block; margin-top: 3px; color: var(--text-3); font-size: 10.5px; line-height: 1.55; }
.permission-badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  color: var(--text-2);
  background: var(--control);
  font-size: 10px;
  white-space: nowrap;
}
.permission-badge.is-ok { color: var(--ok); border-color: var(--ok); background: var(--ok-bg); }
.permission-badge.is-warn { color: var(--warn); border-color: var(--warn); background: var(--warn-bg); }
.permission-badge.is-bad { color: var(--danger); border-color: var(--danger); background: var(--danger-bg); }
.permission-badge.is-muted { color: var(--text-3); }
.about-permission-row .btn { min-height: 30px; padding: 0 10px; font-size: 11px; }
.about-permission-message { flex-basis: 100%; margin: 0; color: var(--text-3); font-size: 10px; line-height: 1.5; }
.about-permission-message:empty { display: none; }
.about-permission-message.is-error { color: var(--danger); }
.about-permission-message.is-ok { color: var(--ok); }
.about-permission-hint { margin-top: 10px; color: var(--text-3); font-size: 10px; line-height: 1.6; }
.about-facts { margin-top: 12px; }
.about-facts > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 9px 0;
  border-bottom: 1px solid var(--stroke);
}
.about-facts > div:last-child { border-bottom: 0; }
.about-facts dt { flex: none; color: var(--text-3); font-size: 11px; }
.about-facts dd { margin: 0; color: var(--text); text-align: right; font-size: 12px; font-weight: 500; line-height: 1.6; }
.about-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--stroke);
  color: var(--text-3);
  font-size: 10px;
}
.about-footer-credit { color: var(--text-2); }
.about-footer-links { display: flex; flex-wrap: wrap; gap: 14px; }
.about-footer a { color: var(--text-2); text-decoration: none; }
.about-footer a:hover { color: var(--accent); }
@media (max-width: 760px) {
  .about-topbar { min-height: 64px; padding: 10px 0; }
  .about-hero { grid-template-columns: 112px minmax(0, 1fr); gap: 16px; padding: 20px 17px; border-radius: var(--radius-lg); }
  .about-hero-mark { width: 102px; height: 102px; }
  .about-app-mark { width: 78px; height: 78px; border-radius: 50%; }
  .about-hero-copy h1 { font-size: clamp(25px, 7vw, 34px); }
  .about-hero-copy > p { font-size: 11.5px; }
  .about-hero-links { margin-top: 15px; }
  .about-hero-links .btn { min-height: 34px; font-size: 11px; }
  .about-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
  .about-card { padding: 17px; }
  .about-card.is-wide { grid-column: auto; }
  .about-scope-grid { gap: 6px; }
  .about-topbar .brand-sub { display: none; }
  .about-shell { padding-bottom: calc(22px + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width: 480px) {
  .about-topbar { align-items: flex-start; }
  .about-top-actions { gap: 4px; }
  .about-top-actions .btn { min-height: 34px; padding: 0 9px; font-size: 11px; }
  .about-hero { grid-template-columns: 1fr; text-align: left; }
  .about-hero-mark { width: 88px; height: 88px; margin: 0; }
  .about-app-mark { width: 66px; height: 66px; border-radius: 50%; }
  .about-hero-copy h1 { margin-top: 5px; }
  .about-hero-copy > p { font-size: 11px; }
  .about-scope-grid { grid-template-columns: 1fr; }
}

/* ---------- Permission callout ---------- */
.permission-callout {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
  padding: 12px 14px;
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  background: var(--accent-soft);
}
.permission-callout-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: none;
  border-radius: 7px;
  color: var(--accent);
  background: var(--surface-solid);
}
.permission-callout-icon .icon { width: 17px; height: 17px; }
.permission-callout-copy { min-width: 0; flex: 1; }
.permission-callout-copy strong { display: block; font-size: 12px; font-weight: 600; }
.permission-callout-copy span { display: block; margin-top: 2px; color: var(--text-2); font-size: 10.5px; line-height: 1.5; }
.permission-callout .btn { flex: none; min-height: 32px; font-size: 12px; }
.mobile-shell .permission-callout { padding: 11px 12px; }
.mobile-shell .permission-callout .btn { width: auto; flex-basis: calc(100% - 44px); margin-left: 44px; }
@media (max-width: 420px) {
  .permission-callout-copy { flex-basis: calc(100% - 44px); }
}

/* ---------- Report details ---------- */
.report-details {
  margin-top: 22px;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(22px) saturate(1.25);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
}
.report-details-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.report-details-head .eyebrow { margin-bottom: 5px; }
.report-details-head h2 { font-size: 17px; font-weight: 650; letter-spacing: -.02em; }
.report-details-head p { max-width: 620px; margin-top: 5px; color: var(--text-2); font-size: 11px; line-height: 1.65; }
.report-about-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-sm);
  color: var(--accent);
  background: var(--control);
  font-size: 11px;
  font-weight: 550;
  text-decoration: none;
  white-space: nowrap;
}
.report-about-link:hover { background: var(--control-hover); border-color: var(--accent-border); }
.report-about-link .icon { width: 14px; height: 14px; }
.report-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px 22px;
  margin-top: 17px;
  padding-top: 16px;
  border-top: 1px solid var(--stroke);
}
.report-details-grid > div { min-width: 0; }
.report-details-grid dt { color: var(--text-3); font-size: 10px; }
.report-details-grid dd {
  margin-top: 4px;
  color: var(--text);
  font-size: 12px;
  font-weight: 550;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.mobile-shell .report-details { padding: 16px; border-radius: var(--radius-lg); }
.mobile-shell .report-details-grid { grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.mobile-shell .report-details-head h2 { font-size: 15px; }
.mobile-shell .report-about-link { margin-top: 2px; }
@media (max-width: 590px) {
  .report-details-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Info groups ---------- */
.group-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 18px;
  align-items: start;
}
.group-grid.is-single { grid-template-columns: minmax(0, 1fr); }
.info-group { min-width: 0; }
.info-group.is-wide { grid-column: 1 / -1; }
.group-grid > .info-group:last-child:nth-child(odd) { grid-column: 1 / -1; }
.group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 27px;
  padding: 0 3px;
  margin-bottom: 7px;
}
.group-head h2 { font-size: 13px; font-weight: 600; letter-spacing: -.005em; }
.group-head .group-count {
  padding: 2px 7px;
  border: 1px solid var(--stroke);
  border-radius: 99px;
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 9px;
  white-space: nowrap;
}
.settings-card {
  overflow: hidden;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
}
.setting-row {
  display: grid;
  grid-template-columns: minmax(122px, .82fr) minmax(0, 1.18fr);
  gap: 16px;
  align-items: center;
  min-height: 44px;
  padding: 10px 15px;
}
.setting-row + .setting-row { border-top: 1px solid var(--stroke); }
.setting-row.is-wide { grid-template-columns: 1fr; gap: 5px; align-items: start; }
.setting-row.is-wide .setting-value { text-align: left; }
.setting-label { color: var(--text-2); font-size: 11.5px; line-height: 1.5; }
.setting-value {
  min-width: 0;
  color: var(--text);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.55;
  text-align: right;
  overflow-wrap: anywhere;
}
.setting-value.is-mono { font-family: var(--font-mono); font-size: 10.5px; font-weight: 400; letter-spacing: -.01em; }
.setting-value small {
  display: block;
  margin-top: 3px;
  color: var(--text-3);
  font-size: 9.5px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0;
}
.value-tone { display: inline-flex; align-items: center; gap: 6px; justify-content: flex-end; }
.value-tone::before { content: ""; width: 5px; height: 5px; flex: none; border-radius: 50%; background: currentColor; }
.value-tone.is-ok { color: var(--ok); }
.value-tone.is-warn { color: var(--warn); }
.value-tone.is-bad { color: var(--danger); }
.value-tone.is-muted { color: var(--text-2); }
.group-foot {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  padding: 9px 15px 11px;
  border-top: 1px solid var(--stroke);
  color: var(--text-3);
  background: var(--surface-subdued);
  font-size: 10px;
  line-height: 1.55;
}
.group-foot .icon { margin-top: 1px; width: 11px; height: 11px; flex: none; }
.card-empty {
  padding: 30px 18px;
  color: var(--text-3);
  font-size: 12px;
  text-align: center;
}
.info-list { margin: 0; padding: 0; }
.section-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 16px;
  padding: 11px 13px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  color: var(--text-3);
  background: var(--surface-subdued);
  font-size: 10.5px;
  line-height: 1.6;
}
.section-note .icon { margin-top: 1px; color: var(--accent); width: 13px; height: 13px; flex: none; }

/* ---------- Display test charts ---------- */
.display-tests { margin-top: 28px; }
.display-tests .block-heading { margin: 0 2px 10px; }
.display-tests-top { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.display-test-toolbar { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.display-test-tabs {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--stroke);
  border-radius: 8px;
  background: var(--surface-subdued);
}
.display-test-tabs button {
  min-height: 30px;
  padding: 0 11px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text-2);
  font-size: 11px;
  white-space: nowrap;
  cursor: pointer;
}
.display-test-tabs button:hover { color: var(--text); background: var(--control); }
.display-test-tabs button.is-active { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.display-test-tool {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 0 9px;
  border: 1px solid var(--stroke);
  border-radius: 7px;
  background: var(--control);
  color: var(--text-2);
  font-size: 10.5px;
  cursor: pointer;
}
.display-test-tool:hover { border-color: var(--accent-border); color: var(--text); }
.display-test-tool .icon { width: 13px; height: 13px; }
.display-test-stage {
  min-height: 280px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: #0a0a0a;
  overflow: hidden;
}
.display-test-pane { min-height: 280px; padding: 18px; display: flex; align-items: center; justify-content: center; }
.display-test-pane[hidden] { display: none; }
.display-test-pane[data-display-pane="detect"] { padding: 0; }
.hdr-test-status {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 9px;
  border: 1px solid #363636;
  border-radius: 999px;
  background: #141414;
  color: #9a9a9a;
  font-size: 10px;
}
.hdr-test-status.is-on { border-color: #713039; background: #2a1a1d; color: #ffc2c9; }
.hdr-inspire {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 13px;
  width: 100%;
  min-height: 280px;
  padding: 16px 18px;
  background-color: #0a0a0a;
  background-image: radial-gradient(rgba(148, 163, 184, .16) 1px, transparent 0);
  background-size: 18px 18px;
}
.hdr-inspire-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; width: 100%; flex-wrap: wrap; }
.hdr-inspire-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.hdr-inspire-state {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid #3a2a2d;
  border-radius: 6px;
  background: #1a1113;
  color: #ffb0b8;
  font-size: 10px;
  white-space: nowrap;
}
.hdr-inspire .btn { min-height: 30px; font-size: 11px; }
.hdr-inspire-card {
  display: grid;
  place-items: center;
  width: min(420px, 78%);
  min-height: 192px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 22px;
  background: #182030;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
  transform: scale(.95);
  transition: background-color 1.2s var(--ease), box-shadow 1.2s var(--ease), transform 1.2s var(--ease);
}
.hdr-inspire.is-ignited .hdr-inspire-card {
  border-color: transparent;
  background: #ffffff;
  box-shadow: 0 0 70px rgba(255, 255, 255, .55), 0 0 140px rgba(255, 255, 255, .24);
  transform: scale(1);
}
.hdr-inspire-logo {
  width: 70%;
  max-width: 260px;
  aspect-ratio: 3 / 2;
  background-image: url("tests/hdr-white.avif");
  background-position: center;
  background-repeat: repeat;
  background-size: cover;
  -webkit-mask-image: url("tests/hdr-mask.svg");
  mask-image: url("tests/hdr-mask.svg");
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  mask-size: contain;
  opacity: 0;
  visibility: hidden;
  transform: scale(.8) rotate(-8deg);
  transition: opacity 1.2s ease, transform 1.2s cubic-bezier(.34, 1.56, .64, 1);
}
.hdr-inspire.is-ignited .hdr-inspire-logo { opacity: 1; visibility: visible; transform: scale(1) rotate(0deg); }
.hdr-inspire-note { max-width: 560px; margin: 0; color: #8a8a8a; font-size: 10px; line-height: 1.6; text-align: center; }
.range-test { width: 100%; max-width: 880px; }
.range-steps {
  display: grid;
  grid-template-columns: repeat(16, minmax(0, 1fr));
  gap: 2px;
  height: 140px;
  overflow: hidden;
  border: 1px solid #2b2b2b;
  border-radius: 4px;
}
.range-steps span { min-width: 0; }
.range-scale { display: flex; justify-content: space-between; gap: 8px; margin-top: 7px; color: #7a7a7a; font-family: var(--font-mono); font-size: 9px; }
.gamut-test { width: 100%; max-width: 880px; }
.gamut-row { display: flex; align-items: center; gap: 10px; }
.gamut-row + .gamut-row { margin-top: 6px; }
.gamut-row-label { width: 84px; flex: none; color: #a8a8a8; font-family: var(--font-mono); font-size: 9px; }
.gamut-swatches { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); flex: 1; gap: 4px; }
.gamut-swatches span { height: 56px; border-radius: 4px; }
.gamut-names { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 4px; margin: 6px 0 0 94px; color: #777777; font-size: 8.5px; text-align: center; }
.display-test-readout { display: flex; flex-wrap: wrap; gap: 5px 16px; margin-top: 10px; color: var(--text-3); font-size: 10px; }
.display-test-readout span { display: inline-flex; align-items: baseline; gap: 5px; }
.display-test-readout strong { color: var(--text-2); font-family: var(--font-mono); font-size: 9.5px; font-weight: 500; }
.display-test-hint { margin-top: 8px; color: var(--text-3); font-size: 10.5px; line-height: 1.6; }
.display-tests:fullscreen {
  width: 100vw;
  height: 100vh;
  margin: 0;
  padding: 18px 22px;
  overflow: auto;
  background: #0a0a0a;
  color: #e8e8e8;
}
.display-tests:fullscreen .block-heading h2 { color: #f5f5f5; }
.display-tests:fullscreen .block-heading span { color: #8f8f8f; }
.display-tests:fullscreen .display-test-tabs { border-color: #333333; background: #151515; }
.display-tests:fullscreen .display-test-tabs button { color: #999999; }
.display-tests:fullscreen .display-test-tabs button.is-active { background: #2a1a1d; color: #ffc2c9; }
.display-tests:fullscreen .display-test-tool { border-color: #333333; background: #151515; color: #bbbbbb; }
.display-tests:fullscreen .display-test-stage { min-height: calc(100vh - 178px); border-color: #2a2a2a; }
.display-tests:fullscreen .display-test-pane { min-height: calc(100vh - 178px); }
.display-tests:fullscreen .display-test-readout { color: #8f8f8f; }
.display-tests:fullscreen .display-test-readout strong { color: #dddddd; }
.display-tests:fullscreen .display-test-hint { color: #7f7f7f; }
.network-ip { margin-top: 24px; }
.network-ip .block-heading { margin: 0 2px 10px; }
.network-ip-card { padding: 15px 16px; }
.network-ip-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.network-ip-head strong { display: block; font-size: 12.5px; }
.network-ip-head span { display: block; max-width: 660px; margin-top: 3px; color: var(--text-3); font-size: 10px; line-height: 1.55; }
.network-ip-head .btn { flex: none; }
.network-ip-result { margin-top: 13px; padding-top: 10px; border-top: 1px solid var(--stroke); }
.network-ip-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 24px; margin: 0; }
.network-ip-item { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--stroke); }
.network-ip-item dt { flex: none; color: var(--text-3); font-size: 10.5px; }
.network-ip-item dd { min-width: 0; margin: 0; color: var(--text); font-size: 11.5px; font-weight: 500; text-align: right; overflow-wrap: anywhere; }
.network-ip-source { margin-top: 8px; color: var(--text-3); font-size: 9.5px; line-height: 1.5; }
.network-ip-source a { color: var(--text-2); text-underline-offset: 2px; }
.network-ip-note { margin-top: 9px; color: var(--text-3); font-size: 10px; line-height: 1.6; }
.network-ip-loading { color: var(--text-3); font-size: 11px; }
.network-ip-error { display: flex; align-items: flex-start; gap: 6px; color: var(--danger); font-size: 11px; line-height: 1.55; }
.network-ip-error .icon { width: 13px; height: 13px; margin-top: 1px; flex: none; }
@media (max-width: 720px) {
  .display-tests-top { flex-direction: column; align-items: flex-start; gap: 8px; }
  .display-test-toolbar { width: 100%; }
  .display-test-tabs { flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
  .display-test-tabs::-webkit-scrollbar { display: none; }
  .display-test-tabs button { flex: 1 0 auto; padding: 0 9px; font-size: 10.5px; }
  .display-test-tool { padding: 0 8px; font-size: 10px; }
  .display-test-stage, .display-test-pane { min-height: 230px; }
  .display-test-pane { padding: 14px; }
  .hdr-inspire { min-height: 230px; gap: 10px; padding: 12px; }
  .hdr-inspire-card { width: min(280px, 80%); min-height: 160px; border-radius: 18px; }
  .hdr-inspire-logo { max-width: 220px; }
  .hdr-inspire-top { align-items: flex-start; }
  .hdr-inspire-actions { width: 100%; justify-content: space-between; }
  .hdr-inspire-note { font-size: 9.5px; }
  .range-steps { height: 100px; gap: 1px; }
  .range-scale { font-size: 8px; }
  .gamut-row-label { width: 64px; font-size: 8px; }
  .gamut-swatches span { height: 42px; }
  .gamut-names { margin-left: 74px; font-size: 7.5px; }
  .display-test-readout { gap: 4px 12px; font-size: 9.5px; }
  .network-ip-head { flex-direction: column; align-items: flex-start; }
  .network-ip-head .btn { width: 100%; justify-content: center; }
  .network-ip-grid { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- Error state ---------- */
.error-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}
.error-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  flex: none;
  color: var(--danger);
  background: var(--danger-bg);
}
.error-icon .icon { width: 21px; height: 21px; }
.error-copy { flex: 1; min-width: 220px; }
.error-copy h2 { font-size: 15px; font-weight: 600; }
.error-copy p { max-width: 560px; margin-top: 5px; color: var(--text-2); font-size: 11.5px; line-height: 1.65; }
.error-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; width: 100%; padding-left: 56px; }

/* ---------- Capability chips ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
  gap: 6px;
  padding: 12px;
}
.cap-item {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid var(--stroke);
  border-radius: 6px;
  background: var(--surface-subdued);
  color: var(--text);
  font-size: 10.5px;
  font-weight: 500;
}
.cap-item .cap-mark {
  display: grid;
  place-items: center;
  width: 15px;
  height: 15px;
  flex: none;
  border-radius: 50%;
  color: var(--ok);
  background: var(--ok-bg);
}
.cap-item .cap-mark .icon { width: 10px; height: 10px; stroke-width: 2.3; }
.cap-item.is-off { color: var(--text-3); background: transparent; border-style: dashed; }
.cap-item.is-off .cap-mark { color: var(--text-3); background: var(--surface-subdued); }
.cap-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Raw data ---------- */
.raw-card {
  overflow: hidden;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}
.raw-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  border-bottom: 1px solid var(--stroke);
}
.raw-meta-text { color: var(--text-2); font-size: 10.5px; }
.raw-meta-text strong { color: var(--text); font-weight: 600; }
.raw-actions { display: flex; gap: 6px; }
.raw-code {
  max-height: min(66vh, 720px);
  overflow: auto;
  margin: 0;
  padding: 16px;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.65;
  white-space: pre;
  tab-size: 2;
  scrollbar-width: thin;
}
@media (max-width: 620px) { .raw-code { white-space: pre-wrap; word-break: break-word; } }

/* ---------- Toast & dialog ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  z-index: 160;
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  max-width: min(440px, calc(100vw - 32px));
  padding: 10px 14px;
  border: 1px solid var(--stroke-strong);
  border-radius: var(--radius);
  background: var(--dialog-bg);
  color: var(--text);
  box-shadow: var(--shadow-float);
  font-size: 12px;
  line-height: 1.45;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 10px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.toast .toast-icon { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; flex: none; color: var(--ok); background: var(--ok-bg); }
.toast.is-error .toast-icon { color: var(--danger); background: var(--danger-bg); }
.toast .icon { width: 12px; height: 12px; }
.dialog {
  width: min(460px, calc(100vw - 32px));
  padding: 0;
  color: var(--text);
  background: var(--dialog-bg);
  border: 1px solid var(--stroke-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
}
.dialog:not([open]) { display: none; }
.dialog::backdrop { background: rgba(0, 0, 0, .36); backdrop-filter: blur(3px); }
.dialog-inner { padding: 22px; }
.dialog-head { display: flex; align-items: flex-start; gap: 12px; }
.dialog-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: 8px;
  color: var(--danger);
  background: var(--danger-bg);
}
.dialog-icon .icon { width: 18px; height: 18px; }
.dialog h2 { font-size: 17px; font-weight: 650; letter-spacing: -.02em; }
.dialog p { margin-top: 7px; color: var(--text-2); font-size: 12px; line-height: 1.65; overflow-wrap: anywhere; }
.dialog-actions { display: flex; justify-content: flex-end; margin-top: 20px; }
.dialog-actions .btn { min-width: 86px; }

/* ---------- Loading skeleton ---------- */
.skeleton-shell { animation: dl-fade .28s ease both; }
.skeleton-hero {
  position: relative;
  overflow: hidden;
  min-height: 264px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-xl);
  background: var(--surface);
}
.skeleton-hero-inner { position: absolute; left: 34px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 14px; width: min(60%, 420px); }
.skeleton-line { height: 12px; border-radius: 4px; background: var(--surface-subdued); border: 1px solid var(--stroke); }
.skeleton-line.w-30 { width: 30%; height: 20px; border-radius: 99px; }
.skeleton-line.w-70 { width: 70%; height: 36px; }
.skeleton-line.w-50 { width: 50%; }
.skeleton-line.w-90 { width: 90%; height: 10px; }
.skeleton-note { display: flex; align-items: center; gap: 8px; margin-top: 6px; color: var(--text-2); font-size: 11.5px; }
.skeleton-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 20px; }
.skeleton-card { height: 108px; border: 1px solid var(--stroke); border-radius: var(--radius-lg); background: var(--surface); }
.skeleton-group-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 20px; }
.skeleton-group { height: 230px; border: 1px solid var(--stroke); border-radius: var(--radius-lg); background: var(--surface); }
@keyframes dl-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes dl-rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.page-content.is-entering > * { animation: dl-rise .36s var(--ease) both; }
.page-content.is-entering > *:nth-child(2) { animation-delay: .04s; }
.page-content.is-entering > *:nth-child(3) { animation-delay: .08s; }
.page-content.is-entering > *:nth-child(4) { animation-delay: .12s; }

/* ---------- Mobile shell ---------- */
.mobile-shell { min-height: 100vh; min-height: 100dvh; display: flex; flex-direction: column; }
.mobile-chrome {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--chrome-bg);
  border-bottom: 1px solid var(--stroke);
  backdrop-filter: blur(30px) saturate(1.5);
  -webkit-backdrop-filter: blur(30px) saturate(1.5);
}
.mobile-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 58px;
  padding: 8px max(12px, env(safe-area-inset-right, 0px)) 5px max(12px, env(safe-area-inset-left, 0px));
}
.mobile-topbar .brand { gap: 8px; padding: 0 4px 0 2px; flex: 1; min-width: 0; }
.mobile-topbar .brand-mark { width: 30px; height: 30px; border-radius: 50%; }
.mobile-topbar .brand-name { font-size: 13.5px; }
.mobile-source-line {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 1px;
  color: var(--text-3);
  font-size: 9px;
  line-height: 1.25;
}
.mobile-source-line .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--ok); flex: none; }
.mobile-source-line.is-imported .dot { background: var(--accent); }
.mobile-commands { display: flex; align-items: center; gap: 1px; flex: none; }
.mobile-command {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: 43px;
  height: 43px;
  padding: 3px 1px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--text-2);
  font-size: 8.5px;
  line-height: 1.25;
  cursor: pointer;
}
.mobile-command:hover { background: var(--control); color: var(--text); }
.mobile-command:disabled { opacity: .38; cursor: not-allowed; }
.mobile-command .icon { width: 17px; height: 17px; }
.mobile-switch {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 34px;
  margin-left: 4px;
  padding: 0 9px;
  border: 1px solid var(--accent-border);
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 10.5px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  flex: none;
}
.mobile-switch .icon { width: 14px; height: 14px; }
.mobile-tabs-wrap {
  overflow: hidden;
  padding: 0 max(8px, env(safe-area-inset-right, 0px)) 7px max(8px, env(safe-area-inset-left, 0px));
}
.mobile-tabs {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  padding: 0 4px 1px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.mobile-tabs::-webkit-scrollbar { display: none; }
.mobile-tab {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 33px;
  padding: 0 10px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--text-2);
  font-size: 11px;
  font-weight: 450;
  white-space: nowrap;
  cursor: pointer;
}
.mobile-tab .icon { width: 14px; height: 14px; color: var(--text-3); }
.mobile-tab.is-active { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.mobile-tab.is-active .icon { color: var(--accent); }
.mobile-tab:disabled { opacity: .5; cursor: default; }
.mobile-main {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 15px max(14px, env(safe-area-inset-right, 0px)) 30px max(14px, env(safe-area-inset-left, 0px));
  flex: 1;
  outline: none;
}
.mobile-page-footer {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 max(16px, env(safe-area-inset-right, 0px)) calc(20px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
}
.mobile-shell .footer-inner { font-size: 9.5px; }
.mobile-shell .section-head h1 { font-size: 25px; }
.mobile-shell .section-head p { font-size: 11.5px; }
.mobile-shell .section-head { align-items: flex-start; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.mobile-shell .section-actions { width: 100%; }
.mobile-shell .hero { grid-template-columns: minmax(0, 1fr) 112px; min-height: 0; padding: 20px 16px; border-radius: var(--radius-lg); gap: 8px; }
.mobile-shell .hero h1 { margin-top: 11px; font-size: clamp(25px, 7vw, 35px); }
.mobile-shell .hero-device-line { font-size: 11.5px; margin-top: 8px; }
.mobile-shell .hero-chips { margin-top: 13px; gap: 5px; }
.mobile-shell .hero-chip { font-size: 9.5px; padding: 3px 7px; min-height: 24px; }
.mobile-shell .hero-art svg { max-height: 160px; }
.mobile-shell .hero-os-art { min-height: 0; }
.mobile-shell .os-emblem { width: 100%; }
.mobile-shell .os-tile { width: 80px; height: 80px; border-radius: 22px; box-shadow: 0 16px 30px -18px rgba(78, 32, 38, .4), inset 0 1px 0 rgba(255, 255, 255, .95); }
.mobile-shell .os-caption { margin-top: 10px; padding: 3px 7px; font-size: 8px; letter-spacing: .08em; }
.mobile-shell .hero-eyebrow { font-size: 9px; }
.mobile-shell .hero-stamp { margin-top: 12px; font-size: 9px; }
.mobile-shell .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.mobile-shell .summary-card { min-height: 104px; padding: 12px; }
.mobile-shell .summary-value { font-size: 16px; padding-top: 17px; }
.mobile-shell .block-heading { margin-top: 23px; }
.mobile-shell .group-grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
.mobile-shell .group-grid.is-single { grid-template-columns: minmax(0, 1fr); }
.mobile-shell .info-group.is-wide { grid-column: auto; }
.mobile-shell .setting-row { padding: 9px 12px; gap: 14px; grid-template-columns: minmax(106px, .8fr) minmax(0, 1.2fr); min-height: 42px; }
.mobile-shell .setting-label { font-size: 11px; }
.mobile-shell .setting-value { font-size: 11.5px; }
.mobile-shell .group-foot { padding: 8px 12px 9px; }
.mobile-shell .settings-card { border-radius: var(--radius); }
.mobile-shell .assist-panel { grid-template-columns: 1fr; gap: 18px; padding: 18px 16px; border-radius: var(--radius-lg); margin-top: 18px; }
.mobile-shell .assist-list { gap: 0 14px; margin-top: 14px; }
.mobile-shell .assist-item { font-size: 10.5px; }
.mobile-shell .assist-actions { gap: 7px; }
.mobile-shell .assist-actions .btn { min-height: 38px; }
.mobile-shell .import-banner { padding: 10px; gap: 9px; align-items: flex-start; }
.mobile-shell .import-banner .btn { align-self: center; }
.mobile-shell .cap-grid { grid-template-columns: repeat(auto-fill, minmax(112px, 1fr)); }
.mobile-shell .skeleton-grid { grid-template-columns: 1fr 1fr; }
.mobile-shell .skeleton-group-grid { grid-template-columns: 1fr; }
.mobile-shell .skeleton-hero-inner { left: 18px; width: 70%; }
.mobile-shell .raw-card { border-radius: var(--radius); }
.mobile-shell .section-note { font-size: 10px; }
.mobile-shell .error-card { padding: 16px; gap: 12px; }
.mobile-shell .error-actions { padding-left: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  :root { --nav-w: 232px; }
  .hero { grid-template-columns: minmax(0, 1fr) minmax(220px, 31%); }
  .side-switch-copy small { display: none; }
  .assist-list { grid-template-columns: 1fr; }
}
@media (max-height: 820px) and (min-width: 921px) {
  .side-companion { height: 164px; }
}
@media (max-height: 700px) and (min-width: 921px) {
  .side-companion { display: none; }
}
@media (max-width: 920px) {
  .desktop-shell { grid-template-columns: 76px minmax(0, 1fr); }
  :root { --nav-w: 76px; }
  .side-nav { padding: 18px 9px 12px; align-items: center; gap: 12px; }
  .side-nav .brand { padding: 0; }
  .side-nav .brand-copy { display: none; }
  .side-switch { width: 48px; height: 44px; padding: 0; justify-content: center; }
  .side-switch-copy, .side-switch > .icon { display: none; }
  .side-switch-icon { width: 32px; height: 32px; }
  .nav-caption { display: none; }
  .side-nav-list { width: 100%; align-items: center; }
  .nav-item { width: 48px; min-height: 44px; padding: 0; justify-content: center; border-radius: 7px; }
  .nav-item span:not(.nav-label), .nav-item .nav-label { display: none; }
  .nav-item.is-active::before { left: -6px; top: 13px; bottom: 13px; }
  .nav-item .icon { width: 19px; height: 19px; }
  .side-nav-bottom { width: 100%; }
  .side-companion { display: none; }
  .side-nav-footer { width: 100%; align-items: center; padding: 10px 0 0; }
  .side-foot-row { justify-content: center; }
  .side-foot-row span:not(.power-dot) { display: none; }
  .side-foot-link { width: 100%; justify-content: center; padding: 4px 0; }
  .side-foot-link span { display: none; }
  .app-topbar { padding-left: 24px; padding-right: 24px; }
  .page-content { padding-left: 24px; padding-right: 24px; }
  .page-footer { padding-left: 24px; padding-right: 24px; }
  .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .assist-panel { grid-template-columns: 1fr; }
  .assist-actions { flex-direction: row; flex-wrap: wrap; }
  .assist-actions .btn { flex: 1; min-width: 150px; }
}
@media (max-width: 720px) {
  .desktop-shell { display: block; }
  .side-nav {
    position: sticky;
    top: 0;
    height: auto;
    flex-direction: row;
    justify-content: flex-start;
    gap: 10px;
    padding: 8px 12px;
    border-right: 0;
    border-bottom: 1px solid var(--stroke);
    overflow-x: auto;
    scrollbar-width: none;
  }
  .side-nav::-webkit-scrollbar { display: none; }
  .side-nav .brand { flex: none; }
  .side-switch { order: 2; flex: none; margin-left: auto; }
  .nav-caption, .side-nav-bottom { display: none; }
  .side-nav-list { order: 3; flex-direction: row; width: auto; overflow: visible; gap: 2px; flex: none; padding: 0; }
  .nav-item { width: auto; min-width: 40px; padding: 0 10px; }
  .nav-item.is-active::before { left: 10px; right: 10px; top: auto; bottom: 3px; width: auto; height: 2px; }
  .nav-item .nav-label { display: none; }
  .app-topbar { position: relative; min-height: 58px; padding: 10px 16px; }
  .topbar-left .crumb { display: none; }
  .top-actions .btn span { display: none; }
  .top-actions .btn { width: 38px; padding: 0; }
  .top-actions .divider { display: none; }
  .page-content { padding: 16px 14px 28px; }
  .page-footer { padding-left: 16px; padding-right: 16px; }
  .hero { grid-template-columns: minmax(0, 1fr) 116px; padding: 22px 18px; min-height: 0; }
  .hero h1 { font-size: clamp(27px, 7.4vw, 36px); }
  .hero-art { justify-content: center; }
  .hero-os-art { min-height: 0; }
  .hero .os-tile { width: 78px; height: 78px; border-radius: 21px; }
  .hero .os-caption { margin-top: 8px; font-size: 8px; }
  .section-head { align-items: flex-start; flex-direction: column; gap: 12px; }
  .section-actions { width: 100%; }
  .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .group-grid { grid-template-columns: minmax(0, 1fr); }
  .info-group.is-wide { grid-column: auto; }
  .assist-panel { padding: 18px; }
  .assist-list { grid-template-columns: 1fr; }
  .assist-actions { flex-direction: column; }
  .setting-row { grid-template-columns: minmax(105px, .8fr) minmax(0, 1.2fr); padding: 9px 12px; gap: 12px; }
  .footer-inner { justify-content: flex-start; }
  .skeleton-grid { grid-template-columns: 1fr 1fr; }
  .skeleton-group-grid { grid-template-columns: 1fr; }
  .skeleton-hero-inner { left: 18px; width: 70%; }
}
@media (max-width: 590px) {
  .app-topbar { padding: 8px 12px; min-height: 54px; }
  .topbar-left { flex: 1; }
  .source-pill { min-height: 24px; }
  .top-actions { gap: 3px; }
  .desktop-shell .hero { grid-template-columns: minmax(0, 1fr) 94px; padding: 18px 15px; }
  .desktop-shell .hero h1 { font-size: clamp(24px, 7vw, 31px); }
  .desktop-shell .hero-chip { font-size: 9.5px; }
  .desktop-shell .hero-art { justify-content: center; }
  .mobile-topbar .brand-copy .brand-name { font-size: 13px; }
  .mobile-command { width: 40px; }
  .mobile-switch { padding: 0 7px; }
  .import-banner { flex-wrap: wrap; }
  .import-banner-copy { flex-basis: calc(100% - 45px); }
  .import-banner .btn { margin-left: 41px; }
}
@media (max-width: 390px) {
  .hero { grid-template-columns: minmax(0, 1fr) 78px; gap: 4px; }
  .mobile-shell .hero { grid-template-columns: minmax(0, 1fr) 68px; }
  .hero-art { opacity: .92; }
  .mobile-shell .os-tile { width: 56px; height: 56px; border-radius: 16px; }
  .mobile-shell .os-caption { margin-top: 6px; padding: 2px 5px; font-size: 7px; letter-spacing: .04em; }
  .summary-grid { gap: 6px; }
  .summary-card { padding: 11px; min-height: 100px; }
  .summary-top { font-size: 10px; gap: 6px; }
  .summary-icon { width: 24px; height: 24px; }
  .summary-value { font-size: 14px; }
  .summary-hint { font-size: 9px; }
  .block-heading h2 { font-size: 13px; }
  .mobile-topbar { gap: 4px; padding-left: 8px; padding-right: 8px; }
  .mobile-topbar .brand-mark { width: 28px; height: 28px; }
  .mobile-topbar .brand-copy { min-height: 28px; display: flex; flex-direction: column; justify-content: center; }
  .mobile-source-line { font-size: 8.5px; }
  .mobile-command { width: 37px; height: 41px; }
  .mobile-switch { height: 32px; padding: 0 7px; margin-left: 2px; }
  .mobile-switch .icon { width: 13px; height: 13px; }
  .mobile-tab { padding: 0 9px; font-size: 10.5px; }
  .mobile-main { padding-top: 12px; }
  .setting-row { grid-template-columns: 1fr; gap: 3px; align-items: start; }
  .setting-value { text-align: left; }
  .value-tone { justify-content: flex-start; }
  .assist-actions .btn { min-height: 38px; }
}
@media (max-width: 340px) {
  .mobile-command { width: 34px; font-size: 8px; }
  .mobile-switch { width: 32px; padding: 0; justify-content: center; }
  .mobile-switch span { display: none; }
  .mobile-topbar .brand-copy { display: none; }
  .mobile-topbar .brand { flex: none; }
  .mobile-commands { margin-left: auto; }
}
@media (max-width: 360px) {
  .mobile-shell .summary-grid { grid-template-columns: 1fr 1fr; }
  .mobile-shell .summary-card { min-height: 92px; }
  .mobile-shell .hero { grid-template-columns: minmax(0, 1fr) 58px; }
  .mobile-shell .os-tile { width: 48px; height: 48px; border-radius: 14px; }
  .mobile-shell .os-caption { display: none; }
  .desktop-shell .hero { grid-template-columns: 1fr; }
  .desktop-shell .hero-art { display: none; }
}

@media (forced-colors: active) {
  .settings-card, .summary-card, .hero, .assist-panel, .raw-card, .import-banner { border: 1px solid CanvasText; }
  .source-pill, .group-count, .cap-item { border: 1px solid CanvasText; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}