/* Redesigned customer portal - shared design system for the *_redesign.html.j2
   templates. Customer-agnostic: a portal only overrides --accent-rgb,
   --accent-700 and --bg-photo from its own custom_<style>.css.

   The dark and light palettes are selected by the data-theme attribute on
   <html>, which also scopes the rules that would otherwise collide with the
   legacy custom_<style>.css sheets. */

*,
*::before,
*::after {
  box-sizing: border-box;
}

:root,
[data-theme="dark"] {
  /* Paints the browser's own widgets - select popups, scrollbars, focus
     rings - from the dark palette instead of the system default. */
  color-scheme: dark;

  /* Channels rather than a colour, so every tint below can reuse them.
     Deliberately neutral: the change-log frame injects custom_<style>.css from
     script, so it paints once before the portal's accent is known. A grey that
     settles into the brand colour reads better than another portal's red. */
  --accent-rgb: 95, 107, 118;
  --accent: rgb(var(--accent-rgb));
  --accent-700: #48525b;
  --on-accent: #ffffff;

  --canvas: #0a0a0c;
  --txt: #f2f3f5;
  --strong: #ffffff;
  --muted: #99a0a9;
  --faint: rgba(255, 255, 255, 0.4);
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(255, 255, 255, 0.2);

  --bg-glow: rgba(var(--accent-rgb), 0.22);
  --bg-wash: linear-gradient(180deg, rgba(8, 8, 10, 0.9) 0%, rgba(8, 8, 10, 0) 100%);

  --topbar-bg: rgba(8, 8, 10, 0.85);
  --footer-bg: rgba(8, 8, 10, 0.6);
  --hero-bg: rgba(8, 8, 10, 0.55);
  --panel-bg: rgba(14, 14, 18, 0.66);
  /* Framed panels get no blur, so the tint alone has to carry the glass look. */
  --frame-panel-bg: rgba(10, 10, 13, 0.9);
  --frame-panel-edge: inset 0 1px 0 rgba(255, 255, 255, 0.07);
  --panel-blur: blur(18px) saturate(140%);
  --panel-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --block-bg: rgba(30, 30, 36, 0.52);

  --surface-1: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.03);

  --nav-hover-bg: rgba(255, 255, 255, 0.07);
  --nav-active-bg: var(--accent);
  --nav-active-border: var(--accent);
  --nav-active-shadow: 0 6px 18px rgba(var(--accent-rgb), 0.35);
  --nav-dot-display: none;

  --item-hover-bg: rgba(var(--accent-rgb), 0.16);
  --item-hover-border: rgba(var(--accent-rgb), 0.45);
  --item-selected-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.35);
  --row-hover-border: rgba(var(--accent-rgb), 0.45);
  --row-hover-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);

  --chip-version-bg: rgba(var(--accent-rgb), 0.16);
  --chip-version-border: rgba(var(--accent-rgb), 0.55);
  --chip-version-color: #ffffff;

  --warn: #ffcf33;
  --warn-soft: rgba(255, 207, 51, 0.7);
  --warn-bg: rgba(255, 207, 51, 0.12);
  --warn-border: rgba(255, 207, 51, 0.45);

  --ok: #46d08a;
  --ok-ink: #46d08a;
  --ok-bg: rgba(70, 208, 138, 0.14);
  --ok-border: rgba(70, 208, 138, 0.35);

  --btn-primary-bg: var(--accent);
  --btn-primary-border: var(--accent);
  --btn-primary-hover-bg: var(--accent-700);
  --btn-primary-hover-border: var(--accent-700);
  --btn-secondary-bg: transparent;
  --btn-secondary-hover-bg: rgba(var(--accent-rgb), 0.14);
  --btn-secondary-hover-color: #ffffff;

  --tip-bg: rgba(18, 18, 24, 0.97);
  --tip-shadow: 0 16px 36px rgba(0, 0, 0, 0.55);

  --btn-soft-bg: rgba(var(--accent-rgb), 0.18);
  --btn-soft-border: rgba(var(--accent-rgb), 0.5);
  --btn-soft-hover-bg: rgba(var(--accent-rgb), 0.34);

  --scroll-track: rgba(255, 255, 255, 0.04);
  --scroll-thumb: rgba(255, 255, 255, 0.18);

  --footer-logo-filter: invert(1);
  --brand-logo-filter: brightness(0) invert(1);
  --icon-sun: inline-block;
  --icon-moon: none;
}

[data-theme="light"] {
  color-scheme: light;

  --canvas: #f4f5f7;
  --txt: #121417;
  --strong: #121417;
  --muted: #6b747d;
  --faint: #9aa3ad;
  --line: #e3e6ea;
  --line-strong: #cfd4da;

  --bg-glow: rgba(var(--accent-rgb), 0.16);
  --bg-wash: linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0) 100%);

  --topbar-bg: rgba(255, 255, 255, 0.88);
  --footer-bg: rgba(255, 255, 255, 0.75);
  --hero-bg: rgba(255, 255, 255, 0.72);
  --panel-bg: #ffffff;
  --frame-panel-bg: rgba(255, 255, 255, 0.9);
  --frame-panel-edge: inset 0 0 0 0 rgba(255, 255, 255, 0);
  --panel-blur: none;
  --panel-shadow: 0 1px 2px rgba(18, 20, 23, 0.04), 0 18px 44px rgba(18, 20, 23, 0.08);
  --block-bg: #fbfcfd;

  --surface-1: #fafbfc;
  --surface-2: #fafbfc;

  --nav-hover-bg: rgba(18, 20, 23, 0.05);
  --nav-active-bg: #121417;
  --nav-active-border: #121417;
  --nav-active-shadow: none;
  --nav-dot-display: inline-block;

  --item-hover-bg: #eceef1;
  --item-hover-border: transparent;
  --item-selected-shadow: none;
  --row-hover-border: #121417;
  --row-hover-shadow: 0 14px 30px rgba(18, 20, 23, 0.12);

  --chip-version-bg: var(--accent);
  --chip-version-border: var(--accent);
  --chip-version-color: #ffffff;

  --warn: #b4690e;
  --warn-soft: #b4690e;
  --warn-bg: #fdf6e4;
  --warn-border: #f0d08a;

  --ok: #0f9d58;
  --ok-ink: #0b6b3c;
  --ok-bg: rgba(15, 157, 88, 0.12);
  --ok-border: rgba(15, 157, 88, 0.45);

  --btn-primary-bg: #121417;
  --btn-primary-border: #121417;
  --btn-primary-hover-bg: var(--accent);
  --btn-primary-hover-border: var(--accent);
  --btn-secondary-bg: #ffffff;
  --btn-secondary-hover-bg: #ffffff;
  --btn-secondary-hover-color: var(--accent);

  --tip-bg: #ffffff;
  --tip-shadow: 0 16px 36px rgba(18, 20, 23, 0.18);

  --btn-soft-bg: #121417;
  --btn-soft-border: #121417;
  --btn-soft-hover-bg: var(--accent);

  --scroll-track: rgba(18, 20, 23, 0.04);
  --scroll-thumb: #cfd4da;

  --footer-logo-filter: none;
  --brand-logo-filter: none;
  --icon-sun: none;
  --icon-moon: inline-block;
}

:root {
  --radius: 18px;
  --topbar-h: 60px;
  /* Overridden per portal in custom_<style>.css. */
  --bg-photo: none;
}

html {
  height: 100%;
  font-size: 16px;
}

body.redesign {
  margin: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  color: var(--txt);
  background-color: var(--canvas);
  background-image:
    radial-gradient(60rem 40rem at 85% -10%, var(--bg-glow) 0%, rgba(var(--accent-rgb), 0) 70%),
    var(--bg-wash),
    var(--bg-photo);
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* :where() keeps this at the specificity of the [data-theme] scope alone, so it
   outranks the legacy `a` rules in custom_<style>.css but still loses to the
   component classes below. */
[data-theme] :where(a) {
  color: var(--accent);
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
}

/* Several layout classes set `display`, which would otherwise beat the user
   agent rule for [hidden] and leave "hidden" panes visible. */
[hidden] {
  display: none !important;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.02em;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--scroll-track);
}

::-webkit-scrollbar-thumb {
  background: var(--scroll-thumb);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ---------- top bar ---------- */

.shrd-topbar {
  flex: 0 0 auto;
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--topbar-bg);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
}

.shrd-topbar::after {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, rgba(var(--accent-rgb), 0) 55%);
}

.topbar-inner {
  height: var(--topbar-h);
  width: 100%;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .topbar-inner {
    padding: 0 1.5rem;
  }
}

.shrd-brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-right: auto;
}

.shrd-brand img {
  height: 26px;
  width: auto;
}

/* The shared 404 has no portal palette, so it brands with the two-colour DBG
   mark; its navy only reaches 1.9:1 on the dark bar, hence the knockout. */
.shrd-brand img.brand-neutral {
  filter: var(--brand-logo-filter);
}

.shrd-brand .logo-light,
[data-theme="light"] .shrd-brand .logo-dark {
  display: none;
}

[data-theme="light"] .shrd-brand .logo-light {
  display: block;
}

.shrd-brand-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  padding-left: 0.9rem;
  border-left: 1px solid var(--line);
}

.shrd-nav {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.shrd-nav-link {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.shrd-nav-link:hover {
  color: var(--strong);
  background: var(--nav-hover-bg);
  border-color: var(--line);
}

.shrd-nav-link.active {
  color: var(--on-accent);
  background: var(--nav-active-bg);
  border-color: var(--nav-active-border);
  box-shadow: var(--nav-active-shadow);
}

.shrd-nav-link.active::before {
  content: "";
  display: var(--nav-dot-display);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 0.5rem;
  vertical-align: 1px;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  margin-left: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-1);
  color: var(--muted);
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle:hover {
  color: var(--strong);
  background: var(--nav-hover-bg);
  border-color: var(--line-strong);
}

.theme-toggle:focus-visible {
  outline: 3px solid rgba(var(--accent-rgb), 0.35);
  outline-offset: 1px;
}

.theme-toggle .icon-sun {
  display: var(--icon-sun);
}

.theme-toggle .icon-moon {
  display: var(--icon-moon);
}

@media (max-width: 640px) {
  .shrd-brand-tag {
    display: none;
  }

  .shrd-nav-link {
    padding: 0.4rem 0.55rem;
    font-size: 0.82rem;
  }
}

/* ---------- shell ---------- */

.shell {
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.25rem 1.75rem;
  display: flex;
  flex-direction: column;
}

.shrd-hero {
  flex: 0 0 auto;
  margin-bottom: 1.5rem;
  padding: 1.4rem 1.7rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--hero-bg);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.shrd-hero h1 {
  font-size: clamp(2.3rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.05;
}

.shrd-hero h1 .accent {
  color: var(--accent);
}

.shrd-hero p {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

/* ---------- single-message page (error) ---------- */

.shell.shell-centred {
  justify-content: center;
  align-items: center;
  text-align: center;
}

.error-card {
  max-width: 34rem;
  padding: 2.6rem 2.4rem 2.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--hero-bg);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.error-art {
  display: block;
  margin: 0 auto 1.3rem;
  color: var(--accent);
}

.error-code {
  font-size: clamp(3rem, 9vw, 4.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--accent);
}

.error-card h1 {
  margin-top: 0.7rem;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  font-weight: 700;
  color: var(--strong);
}

.error-card p {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 1rem;
}

/* ---------- reports listing ---------- */

.release-btn .count {
  opacity: 0.6;
  margin-left: 0.3rem;
}

.rpt-updated {
  margin: 0;
  color: var(--faint);
  font-size: 0.78rem;
  white-space: nowrap;
}

/* Qualified with .toolbar: the generic rule sits further down the file and
   would otherwise win on source order. */
.toolbar.rpt-toolbar {
  /* Environment, search, date and the timestamp share one row; only the
     search box gives way when the viewport cannot hold them. */
  flex-wrap: nowrap;
  row-gap: 0.5rem;
}

.rpt-field {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
}

.rpt-field:focus-within {
  border-color: rgba(var(--accent-rgb), 0.55);
}

.rpt-field-label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--strong);
  white-space: nowrap;
}

.rpt-field input,
.rpt-field select {
  min-width: 0;
  padding: 0.2rem 0;
  border: 0;
  background: transparent;
  color: var(--txt);
  font: inherit;
  font-size: 0.8rem;
}

.rpt-field input:focus,
.rpt-field select:focus {
  outline: none;
}

.rpt-field input[type="search"] {
  width: 9rem;
  flex: 1 1 auto;
}

.rpt-field select {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  cursor: pointer;
}

/* The popup is drawn by the OS over its own backdrop, so the colour here has
   to be opaque - the translucent surface tints would composite to white. */
.rpt-field select option {
  background-color: var(--canvas);
  color: var(--txt);
}

.rpt-field select:disabled {
  cursor: default;
  opacity: 0.5;
}

.rpt-clear {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.rpt-clear:hover {
  color: var(--accent);
  border-color: rgba(var(--accent-rgb), 0.55);
}

.rpt-count {
  color: var(--faint);
  font-size: 0.78rem;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .toolbar.rpt-toolbar {
    flex-wrap: wrap;
  }

  .rpt-toolbar .toolbar-end {
    margin-left: 0;
  }
}

.rpt-table {
  width: 100%;
  /* `separate` because border-radius is ignored on cells when collapsed. */
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.86rem;
}

.rpt-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 0.6rem 0.9rem;
  background: var(--surface-1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
  white-space: nowrap;
}

.rpt-table thead th:first-child {
  border-top-left-radius: 12px;
}

.rpt-table thead th:last-child {
  border-top-right-radius: 12px;
}

.rpt-table td {
  padding: 0.55rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.rpt-table tbody tr:hover {
  background: var(--surface-2);
}

/* `display: table-row` from the UA sheet would otherwise beat the attribute. */
.rpt-table tbody tr[hidden] {
  display: none;
}

.rpt-table tbody tr:last-child td {
  border-bottom: 0;
}

.rpt-date,
.rpt-size,
.rpt-created {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}

.rpt-size,
.rpt-created {
  text-align: right;
}

.rpt-name {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--txt);
  font-weight: 500;
}

.rpt-name:hover {
  color: var(--accent);
}

.rpt-name svg {
  flex: 0 0 auto;
  color: var(--accent);
}

.rpt-empty {
  padding: 2.4rem 1rem;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 760px) {
  .rpt-created {
    display: none;
  }

  /* Created Time is hidden here, so File Size becomes the last visible cell. */
  .rpt-table thead th:nth-last-child(2) {
    border-top-right-radius: 12px;
  }
}

.layout {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: 20rem minmax(0, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.layout.single {
  grid-template-columns: minmax(0, 1fr);
}

/* `env_layout: strip` lays the environments in one row above the downloads.
   Portals whose names have no <cluster>-<tier> split have nothing to stack. */
.layout.strip {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  gap: 1.25rem;
}

.layout.strip .side {
  align-self: stretch;
  max-height: none;
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0.7rem;
}

.layout.strip .side-head {
  padding: 0 0.75rem 0 0.35rem;
  border-bottom: 0;
  border-right: 1px solid var(--line);
}

.layout.strip .side-list {
  flex-direction: row;
  min-width: 0;
  padding: 0.15rem;
  gap: 0.4rem;
  overflow-x: auto;
  overflow-y: hidden;
}

@media (max-width: 560px) {
  .layout.strip .side {
    flex-wrap: wrap;
  }

  .layout.strip .side-head {
    border-right: 0;
  }
}

@media (max-width: 960px) {
  /* Below the split layout the page returns to normal document scrolling. */
  html,
  body.redesign {
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .shell {
    display: block;
    padding: 2.5rem 1.25rem 3rem;
  }

  .layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- panels ---------- */

.side,
.detail {
  background: var(--panel-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: var(--panel-blur);
  -webkit-backdrop-filter: var(--panel-blur);
  box-shadow: var(--panel-shadow);
}

/* ---------- environment rail ---------- */

.side {
  align-self: start;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

@media (max-width: 960px) {
  .side {
    margin-bottom: 1.5rem;
  }
}

.side-head {
  flex: 0 0 auto;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--line);
}

.side-head h2 {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.side-list {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

@media (max-width: 960px) {
  .side-list {
    max-height: 22rem;
  }
}

/* One row per cluster: label plus its hot/acc/dev segments. */
.env-group {
  display: flex;
  align-items: stretch;
  gap: 0.25rem;
  padding: 0.2rem 0.3rem 0.2rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
}

.env-group:has(.env-btn[aria-selected="true"]) {
  border-color: var(--item-hover-border);
  background: var(--item-hover-bg);
}

.env-group-label {
  flex: 0 0 3.4rem;
  display: flex;
  align-items: center;
  padding-right: 0.5rem;
  border-right: 1px solid var(--line);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.env-group:has(.env-btn[aria-selected="true"]) .env-group-label {
  color: var(--strong);
}

.env-btn {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.08rem;
  padding: 0.25rem 0.2rem;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  transition: background-color 0.14s ease, border-color 0.14s ease, color 0.14s ease;
}

/* A flat environment name has no cluster to wrap it, so the button sits
   directly in the list and has to carry the edge the group would have drawn. */
.side-list > .env-btn {
  min-width: 5.5rem;
  padding: 0.4rem 0.6rem;
  border-color: var(--line);
  background: var(--surface-2);
}

.env-btn .seg-name {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.env-btn .seg-ver {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--faint);
}

.env-btn .seg-ver.snapshot {
  color: var(--warn-soft);
}

.env-btn:hover {
  color: var(--strong);
  background: var(--item-hover-bg);
  border-color: var(--item-hover-border);
}

.env-btn[aria-selected="true"] {
  color: var(--on-accent);
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--item-selected-shadow);
}

.env-btn[aria-selected="true"] .seg-ver,
.env-btn[aria-selected="true"] .seg-ver.snapshot {
  color: rgba(255, 255, 255, 0.85);
}

/* ---------- detail ---------- */

.detail {
  min-height: 0;
  overflow-y: auto;
  padding: 1.5rem;
}

@media (min-width: 768px) {
  .detail {
    padding: 1.9rem 2rem;
  }
}

@media (max-width: 960px) {
  .detail {
    overflow: visible;
  }
}

.env-pane[hidden] {
  display: none;
}

.env-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.8rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.env-summary h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-right: 0.3rem;
}

.env-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-1);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.env-chip.version {
  color: var(--chip-version-color);
  border-color: var(--chip-version-border);
  background: var(--chip-version-bg);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.env-chip.snapshot {
  color: var(--warn);
  border-color: var(--warn-border);
  background: var(--warn-bg);
}

/* ---------- download rows ---------- */

.dl-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.4rem;
}

.dl-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--block-bg);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}

.dl-row:hover {
  transform: translateY(-2px);
  border-color: var(--row-hover-border);
  box-shadow: var(--row-hover-shadow);
}

.dl-row.recommended {
  border-color: var(--ok-border);
}

@media (max-width: 640px) {
  .dl-row {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .dl-row .dl-actions {
    grid-column: 1 / -1;
  }
}

.dl-icon {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface-1);
  color: var(--accent);
}

.dl-row.recommended .dl-icon {
  color: var(--ok);
  border-color: var(--ok-border);
}

.dl-text h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.dl-text p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.tag {
  padding: 0.08rem 0.45rem;
  border-radius: 999px;
  background: var(--ok-bg);
  color: var(--ok-ink);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dl-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ---------- runtime footnote ---------- */

.info-star {
  position: relative;
  display: inline-block;
  margin-left: 0.25rem;
  padding: 0 0.12rem;
  border: 0;
  background: none;
  color: var(--accent);
  font-size: 0.95rem;
  line-height: 1;
  vertical-align: 1px;
  cursor: help;
}

.info-star:hover,
.info-star:focus-visible {
  color: var(--strong);
  outline: none;
}

.info-star .tip {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: -0.75rem;
  z-index: 5;
  width: max-content;
  max-width: 19rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--tip-bg);
  box-shadow: var(--tip-shadow);
  color: var(--txt);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.45;
  text-align: left;
  white-space: normal;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.14s ease, transform 0.14s ease, visibility 0.14s;
  pointer-events: none;
}

.info-star:hover .tip,
.info-star:focus-visible .tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.52rem 0.95rem;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-accent {
  background: var(--btn-primary-bg);
  border-color: var(--btn-primary-border);
  color: var(--on-accent);
}

.btn-accent:hover {
  background: var(--btn-primary-hover-bg);
  border-color: var(--btn-primary-hover-border);
  color: var(--on-accent);
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  border-color: var(--line-strong);
  color: var(--txt);
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover-bg);
  border-color: var(--accent);
  color: var(--btn-secondary-hover-color);
}

.btn:focus-visible {
  outline: 3px solid rgba(var(--accent-rgb), 0.35);
  outline-offset: 1px;
}

/* ---------- disabled environment notice ---------- */

.ct-disabled-message {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--block-bg);
  color: var(--txt);
  font-size: 1.05rem;
  line-height: 1.7;
}

.ct-disabled-message a {
  text-decoration: underline;
}

/* ---------- footer ---------- */

.shrd-footer {
  flex: 0 0 auto;
  border-top: 1px solid var(--line);
  background: var(--footer-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.shrd-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.shrd-footer img {
  height: 22px;
  width: auto;
  /* Source art is semi-transparent pure black, so it needs lifting on dark. */
  filter: var(--footer-logo-filter);
}

/* ---------- scrolling pages (API, Documentation) ----------
   The ComTrader and Change Log pages pin the footer to the viewport; the
   card-grid pages are long, so they use normal document scrolling. */

body.scroll-page {
  height: auto;
  min-height: 100vh;
  overflow: visible;
}

body.scroll-page .shell {
  flex: 1 0 auto;
  display: block;
  padding: 2rem 1.25rem 3rem;
}

/* ---------- toolbar ---------- */

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: var(--panel-blur);
  -webkit-backdrop-filter: var(--panel-blur);
  box-shadow: var(--panel-shadow);
  padding: 1rem;
}

@media (min-width: 768px) {
  .panel {
    padding: 1.5rem;
  }
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.9rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.toolbar.plain {
  padding-bottom: 0;
  border-bottom: 0;
}

.toolbar-end {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.release-group {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.3rem 0.25rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
}

.release-group-label {
  padding-right: 0.5rem;
  border-right: 1px solid var(--line);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--strong);
}

.release-btn {
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: 0.28rem 0.6rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.type-btn {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-1);
  color: var(--muted);
  padding: 0.33rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.type-btn .count {
  opacity: 0.6;
  margin-left: 0.25rem;
}

.release-btn:hover,
.type-btn:hover {
  color: var(--strong);
  background: var(--item-hover-bg);
  border-color: var(--item-hover-border);
}

.release-btn[aria-selected="true"],
.type-btn[aria-selected="true"] {
  color: var(--on-accent);
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--item-selected-shadow);
}

.version-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.33rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--chip-version-border);
  background: var(--chip-version-bg);
  color: var(--chip-version-color);
  font-size: 0.78rem;
  font-weight: 700;
  transition: box-shadow 0.4s ease;
}

.version-pill.flash {
  box-shadow: 0 0 0 0.3rem rgba(var(--accent-rgb), 0.3);
}

.btn-compact {
  padding: 0.33rem 0.7rem;
  font-size: 0.8rem;
}

/* ---------- document / schema cards ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(22rem, 1fr));
  gap: 1rem;
}

.doc-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--block-bg);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.doc-card:hover {
  transform: translateY(-3px);
  border-color: var(--row-hover-border);
  box-shadow: var(--row-hover-shadow);
}

.doc-card header {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
}

.doc-card header svg {
  flex: 0 0 auto;
  color: var(--accent);
}

.doc-id {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  font-weight: 600;
  word-break: break-all;
}

.badge {
  margin-left: auto;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-1);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge.restricted {
  color: var(--warn);
  border-color: var(--warn-border);
  background: var(--warn-bg);
}

.doc-body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  padding: 1rem;
}

.doc-body h4 {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  font-weight: 600;
}

.doc-body p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.doc-actions {
  margin-top: auto;
  display: flex;
  gap: 0.5rem;
}

.doc-actions .btn {
  flex: 1 1 0;
  justify-content: center;
}

/* Softer than the ComTrader primary: a grid of cards each shouting in full red
   is too much, so full red is kept for hover. */
.doc-actions .btn-accent {
  background: var(--btn-soft-bg);
  border-color: var(--btn-soft-border);
}

.doc-actions .btn-accent:hover {
  background: var(--btn-soft-hover-bg);
  border-color: var(--accent);
}

.tab-pane[hidden],
.release-pane[hidden] {
  display: none;
}

/* ---------- change log ---------- */

.build-btn {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  width: 100%;
  padding: 0.4rem 0.6rem;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  text-align: left;
  transition: background-color 0.14s ease, border-color 0.14s ease, color 0.14s ease;
}

.build-btn .v {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
}

.build-btn .d {
  margin-left: auto;
  font-size: 0.68rem;
  color: var(--faint);
}

.build-btn:hover {
  color: var(--strong);
  background: var(--item-hover-bg);
  border-color: var(--item-hover-border);
}

.build-btn[aria-selected="true"] {
  color: var(--on-accent);
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--item-selected-shadow);
}

.build-btn[aria-selected="true"] .d {
  color: rgba(255, 255, 255, 0.85);
}

/* The per-release change log renders inside an iframe on the index page, so it
   drops the page backdrop. It keeps the canvas colour so that deep-linking
   straight to /change-log/<release>/ still renders a readable page. */
body.chl-inner {
  background-image: none;
  background-color: var(--canvas);
  padding: 0;
}

/* Framed by chl_redesign: drop the canvas so the parent's backdrop shows through
   and the panels read as cards again. The script adds this only inside a frame,
   so deep-linking straight to /change-log/<release>/ keeps a readable page. */
body.chl-inner.framed {
  background-color: transparent;
}

body.chl-inner .layout {
  height: 100%;
  padding: 0;
  gap: 0.75rem;
}

body.chl-inner .side,
body.chl-inner .detail {
  /* backdrop-filter cannot sample the parent document, so the blur is dropped. */
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background: var(--frame-panel-bg);
  box-shadow: var(--panel-shadow), var(--frame-panel-edge);
}

@media (max-width: 960px) {
  body.chl-inner {
    height: auto;
    overflow: visible;
  }
}

.chl-pane[hidden] {
  display: none;
}

/* The generated CHANGELOG fragments are plain h1/p/ul markup. */
.chl-body h1 {
  font-size: 1.6rem;
  font-weight: 700;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.chl-body > p {
  margin: 1.5rem 0 0.7rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.chl-body > p .count {
  margin-left: 0.4rem;
  padding: 0.05rem 0.4rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  text-transform: none;
}

.chl-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.chl-body li {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--block-bg);
  font-size: 0.86rem;
  line-height: 1.5;
}

/* Component inventory, rendered by the template as name + version pairs.
   The max() caps the track count at four however wide the panel gets. */
.components {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(max(13rem, calc((100% - 1.5rem) / 4)), 1fr));
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.component {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--block-bg);
  color: var(--strong);
  font-size: 0.84rem;
}

.component .cv {
  margin-left: auto;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
  color: var(--muted);
}

/* Hosts the change-log iframe. The framed page draws its own side/detail cards,
   so this wrapper must stay invisible or they sit on a second panel. */
.detail.detail-frame {
  padding: 0;
  background: none;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.chl-frame {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 28rem;
  border: 0;
  border-radius: calc(var(--radius) - 1px);
  background: transparent;
}

/* ---------- archive drawer ---------- */

.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s;
}

.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 50;
  width: min(22rem, 92vw);
  display: flex;
  flex-direction: column;
  background: var(--panel-bg);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border-right: 1px solid var(--line);
  transform: translateX(-100%);
  transition: transform 0.22s ease;
}

[data-theme="light"] .drawer {
  background: rgba(255, 255, 255, 0.98);
}

.drawer.open {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
}

.drawer-head h2 {
  font-size: 1rem;
  font-weight: 700;
}

.drawer-close {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-1);
  color: var(--muted);
}

.drawer-close:hover {
  color: var(--strong);
  border-color: var(--line-strong);
}

.drawer-search {
  padding: 0.85rem 1rem 0;
}

.drawer-search input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-1);
  color: var(--txt);
  font-size: 0.88rem;
  outline: 0;
}

.drawer-search input::placeholder {
  color: var(--muted);
}

.drawer-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.22);
}

.drawer-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 0.5rem 1rem 1rem;
}

.archive-group {
  border-bottom: 1px solid var(--line);
}

.archive-group:last-child {
  border-bottom: 0;
}

.archive-major {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.65rem 0.25rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.archive-major:hover,
.archive-group.open .archive-major {
  color: var(--strong);
}

.archive-major .chevron {
  flex: 0 0 auto;
  transition: transform 0.18s ease;
}

.archive-group.open .archive-major .chevron {
  transform: rotate(90deg);
}

.archive-count {
  margin-left: auto;
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--muted);
}

.archive-versions {
  display: none;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0 0.25rem 0.85rem;
}

.archive-group.open .archive-versions {
  display: flex;
}

.archive-version {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-1);
  color: var(--muted);
  padding: 0.28rem 0.7rem;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  font-weight: 600;
}

.archive-version:hover {
  color: var(--strong);
  background: var(--item-hover-bg);
  border-color: var(--item-hover-border);
}

.archive-version.current,
.archive-version.current:hover {
  color: var(--on-accent);
  background: var(--accent);
  border-color: var(--accent);
}

.archive-latest {
  font-family: inherit;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-left: 0.4rem;
}

.archive-more {
  flex: 1 0 100%;
  text-align: left;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 0.2rem 0.35rem 0;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
}

.archive-more:hover {
  color: var(--strong);
}

.archive-empty {
  color: var(--muted);
  font-size: 0.85rem;
}