/* SPDX-License-Identifier: GPL-3.0-or-later */
/* === App shell — headerbar, rail, main column, status bar ===
   Grammar from GNOME Settings (sidebar + rows), density and restraint from
   Linear, the list-with-actions model from JetBrains Toolbox. The shell is
   edge-to-edge: chrome owns the window, nothing floats in a page. */

/* === Headerbar — 48px, identity as subtitle, one primary action === */
header {
  display: flex; align-items: center; gap: 12px;
  height: 48px; padding: 0 12px;
  position: sticky; top: 0; z-index: 30;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  transition: border-color .2s ease, box-shadow .2s ease;
}
header.scrolled { border-bottom-color: var(--border); box-shadow: 0 1px 0 rgba(0,0,0,.3); }
.hdr-id { display: flex; flex-direction: column; justify-content: center; gap: 1px; min-width: 0; }
header .logo {
  width: 26px; height: 26px; display: grid; place-items: center; flex-shrink: 0;
  border-radius: var(--radius-sm); color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}
header .logo svg { width: 15px; height: 15px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
.brand:hover h1 { text-decoration: none; color: var(--accent); }
.brand:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-sm); }
.brand h1 { margin: 0; }
h1 { font-size: 13.5px; font-weight: 600; letter-spacing: -.005em; line-height: 1.2; }
.sysinfo {
  font-family: var(--mono); font-size: 11px; color: var(--muted2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0;
}
.sysinfo .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--green); vertical-align: 1px; margin-right: 5px; }
.sysinfo .dot.stale { background: var(--yellow); }
.sysinfo .ver { font-family: var(--mono); font-size: 11px; color: var(--muted2); }
.actions { margin-left: auto; display: flex; gap: 6px; align-items: center; }

/* === Dropdown menu === */
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: calc(100% + 6px); right: 0; min-width: 190px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 5px; display: none; z-index: 40;
}
.dropdown.open .dropdown-menu { display: block; animation: dropin .12s ease; }
@keyframes dropin { from { opacity:0; transform: translateY(-4px); } to { opacity:1; transform: none; } }
.dropdown-item {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 7px 9px;
  border-radius: var(--radius-sm); border: none; background: transparent; color: var(--text);
  font-size: 12.5px; font-weight: 450; cursor: pointer; text-align: left;
}
.dropdown-item:hover { background: var(--hover); }
.dropdown-item kbd { margin-left: auto; font-size: 10px; }

/* === Buttons — flat controls, one primary === */
button {
  background: var(--card); color: var(--text); border: 1px solid var(--border);
  padding: 6px 11px; border-radius: var(--radius-sm); font-size: 12px; cursor: pointer;
  font-weight: 500; line-height: 1.5;
  transition: background .12s ease, border-color .12s ease, color .12s ease, opacity .12s ease;
}
button:hover { background: var(--card2); border-color: var(--border); color: var(--text); }
button:active { transform: none; }
button.primary {
  background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600;
}
button.primary:hover { background: var(--accent2); border-color: var(--accent2); }
button:disabled { opacity: .45; cursor: default; }
button.iconbtn { padding: 6px 8px; color: var(--muted); }
button.iconbtn:hover { color: var(--text); }

/* === Health block (in the rail) — the score, read at a glance ===
   Not a panel and not a dashboard hero: a label, the number, a progress
   hairline, the headline, one counts line, the freshness footer. */
.status { display: block; padding: 0 8px 2px; margin: 0; background: transparent; border: none; border-radius: 0; }
.status.running { display: flex; align-items: center; justify-content: flex-start; color: var(--muted2); font-size: 12px; padding: 6px 0; }
.sr-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.sr-k { font-size: 10px; font-weight: 650; letter-spacing: .1em; text-transform: uppercase; color: var(--muted2); }
.sr-score { display: flex; align-items: baseline; gap: 3px; }
.sr-num { font-size: 32px; font-weight: 700; line-height: 1; letter-spacing: -.04em; font-variant-numeric: tabular-nums; color: var(--text); }
.sr-out { font-size: 11px; font-weight: 500; color: var(--muted2); font-variant-numeric: tabular-nums; }
.sr-pulse { position: relative; height: 26px; margin: 10px 0 9px; }
.sr-pulse svg { display: block; width: 100%; height: 100%; overflow: visible; }
.pulse-track { fill: none; stroke: var(--card2); stroke-width: 1.5; }
.pulse-live { fill: none; stroke: var(--green); stroke-width: 1.75; stroke-linecap: round; }
/* The dot is HTML, not a circle in the SVG: the viewBox is stretched
   non-uniformly (preserveAspectRatio="none"), so a circle would render as an
   ellipse. It marks the end of the trace — the current reading. */
.pulse-dot {
  position: absolute; top: 16.5px; left: 0; width: 7px; height: 7px; margin: -3.5px 0 0 -3.5px;
  border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 20%, transparent);
}
.status.warn .pulse-live { stroke: var(--yellow); }
.status.warn .pulse-dot { background: var(--yellow); box-shadow: 0 0 0 3px color-mix(in srgb, var(--yellow) 20%, transparent); }
.status.bad .pulse-live { stroke: var(--red); }
.status.bad .pulse-dot { background: var(--red); box-shadow: 0 0 0 3px color-mix(in srgb, var(--red) 20%, transparent); }
.sr-msg { font-size: 12.5px; font-weight: 600; color: var(--text); line-height: 1.35; }
.sr-line { font-size: 11.5px; color: var(--muted); margin-top: 3px; }
.sr-line b { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.sr-meta { display: flex; align-items: center; gap: 5px; flex-wrap: wrap; margin-top: 8px; }
.sr-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 9px; padding-top: 9px; border-top: 1px solid var(--border); font-size: 10.5px; color: var(--muted2); }
.sr-fresh { display: inline-flex; align-items: center; gap: 5px; min-width: 0; }
.sr-checks { font-variant-numeric: tabular-nums; white-space: nowrap; }
.scoredelta { font-size: 10.5px; font-weight: 550; font-variant-numeric: tabular-nums; display: inline-flex; align-items: center; gap: 3px; padding: 1px 6px; border-radius: 999px; background: var(--card2); border: 1px solid var(--border); color: var(--muted); }
.delta-up { color: var(--green); } .delta-down { color: var(--red); } .delta-flat { color: var(--muted2); }
.sr-foot .dot { width: 6px; height: 6px; }
.spinner { display: inline-block; width: 13px; height: 13px; margin-right: 8px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; vertical-align: -2px; }
@keyframes spin { to { transform: rotate(360deg); } }
.newbadge, .fixedbadge { font-size: 10px; font-weight: 600; letter-spacing: .03em; border-radius: 999px; padding: 2px 7px; flex-shrink: 0; font-variant-numeric: tabular-nums; border: 1px solid transparent; }
.newbadge { color: var(--purple); background: color-mix(in srgb, var(--purple) 12%, transparent); border-color: color-mix(in srgb, var(--purple) 22%, transparent); }
.fixedbadge { color: var(--green); background: color-mix(in srgb, var(--green) 12%, transparent); border-color: color-mix(in srgb, var(--green) 22%, transparent); }
.lowbadge { font-size: 10px; font-weight: 550; letter-spacing: .03em; color: var(--muted2); background: transparent; border: 1px solid var(--border); border-radius: 999px; padding: 2px 7px; flex-shrink: 0; cursor: pointer; }
.checkid { font-family: var(--mono); font-size: 10px; color: var(--muted2); border: none; background: var(--card2); border-radius: var(--radius-sm); padding: 2px 6px; flex-shrink: 0; }

/* === Shell: rail + main column === */
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0; }
.maincol { min-width: 0; padding: 16px 16px 0; }

/* === Rail (≥1100px): the app's navigation, flush to the window edge === */
.sidebar {
  display: none;
  position: sticky; top: 48px; align-self: start;
  height: calc(100vh - 48px); overflow: auto;
  background: var(--bg2); border-right: 1px solid var(--border);
  padding: 10px 8px 12px;
  scrollbar-width: thin; scrollbar-color: var(--border) transparent;
}
.sidebar::-webkit-scrollbar { width: 8px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; }
.sb-block { margin-bottom: 16px; }
.sb-block:last-child { margin-bottom: 4px; }
.sb-block h2 {
  font-size: 10px; text-transform: uppercase; letter-spacing: .1em;
  color: var(--muted2); font-weight: 650; margin: 4px 8px 6px;
}
.sb-nav { display: flex; flex-direction: column; gap: 1px; }
.sb-item {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 6px 8px; border-radius: var(--radius-sm); border: none; background: transparent;
  color: var(--muted); font-size: 12.5px; font-weight: 450; cursor: pointer;
  text-align: left; transition: background .1s ease, color .1s ease;
}
.sb-item:hover { background: var(--hover); color: var(--text); }
.sb-item .sb-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sb-item .sb-count {
  font-size: 11px; font-weight: 500; font-variant-numeric: tabular-nums;
  color: var(--muted2); background: transparent; border: none; padding: 0; flex-shrink: 0;
}
.sb-item.high .sb-count { color: var(--red); }
.sb-item.medium .sb-count { color: var(--yellow); }
.sb-item.active { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--text); }
@media (min-width: 1100px) {
  .layout { grid-template-columns: 236px minmax(0, 1fr); gap: 0; align-items: start; }
  .sidebar { display: block; }
  .maincol { padding: 18px 24px 20px; }
}

/* === Views nav: rail on desktop, scrollable tab strip on mobile === */
#sidebar .viewtabs { display: flex; flex-direction: column; gap: 1px; }
#sidebar .viewtab {
  display: flex; align-items: center; gap: 9px; width: 100%;
  padding: 7px 8px; border-radius: var(--radius-sm); border: none; background: transparent;
  color: var(--muted); font-size: 12.5px; font-weight: 450; cursor: pointer; text-align: left;
  transition: background .1s ease, color .1s ease;
}
#sidebar .viewtab:hover { background: var(--hover); color: var(--text); }
#sidebar .viewtab.active { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--text); font-weight: 500; }
#sidebar .viewtab.active svg { color: var(--accent); }
#sidebar .viewtab svg { flex-shrink: 0; color: var(--muted2); }
#sidebar .tabbadge { margin-left: auto; }

/* === Toolbar — filter pills + search === */
.toolbar {
  display: flex; gap: 8px; align-items: center;
  margin: 0 0 12px; padding: 0;
  background: transparent; border: none; flex-wrap: wrap;
  position: sticky; top: 48px; z-index: 20;
}
.toolbar.scrolled { background: transparent; }
.seg { display: flex; gap: 2px; background: var(--card2); border: 1px solid var(--border); padding: 2px; border-radius: var(--radius-sm); }
.segbtn { padding: 5px 10px; border-radius: 4px; font-size: 11.5px; font-weight: 500; border: none; background: transparent; color: var(--muted); cursor: pointer; }
.segbtn:hover { color: var(--text); }
.segbtn.active { background: var(--card); color: var(--text); }
.filters { display: flex; gap: 2px; background: var(--card2); border: 1px solid var(--border); padding: 2px; border-radius: 999px; }
.fpill { padding: 5px 11px; border-radius: 999px; font-size: 11.5px; font-weight: 500; border: none; background: transparent; color: var(--muted); cursor: pointer; transition: all .12s ease; display: inline-flex; align-items: center; gap: 5px; }
.fpill:hover { color: var(--text); background: var(--hover); }
.fpill.active { background: var(--card); color: var(--text); }
.fpill.high.active { color: var(--red); }
.fpill.medium.active { color: var(--yellow); }
.fpill.info.active { color: var(--blue); }
.fpill:disabled { opacity: .3; cursor: default; }
.pill-icon { font-size: 11px; }
#search {
  flex: 1; min-width: 180px;
  background: var(--card2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 7px 12px 7px 32px; color: var(--text); font-size: 12.5px; font-weight: 400;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%23737d8a' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20L16.5 16.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: 10px 50%;
  transition: border-color .12s ease, box-shadow .12s ease;
}
#search::placeholder { color: var(--muted2); }
#search:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent); }
.toolbtn { padding: 6px 10px; font-size: 11.5px; border-radius: var(--radius-sm); background: var(--card); font-weight: 500; border: 1px solid var(--border); color: var(--muted); }
.toolbtn:hover { background: var(--card2); border-color: var(--border); color: var(--text); box-shadow: none; }
.toolbtn.primary { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
#autorefresh.on { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 32%, transparent); }
#autorefresh.paused { background: color-mix(in srgb, var(--yellow) 12%, transparent); border-color: color-mix(in srgb, var(--yellow) 30%, transparent); color: var(--yellow); }

/* === Content === */
.content { display: grid; gap: 14px; max-width: none; margin: 0; width: 100%; }
#report { display: flex; flex-direction: column; gap: 10px; max-width: none; margin: 0; width: 100%; }
#nomatch { text-align: center; color: var(--muted2); padding: 32px 0; font-size: 13px; }
#drillhint { text-align: center; color: var(--muted2); padding: 20px 0; font-size: 12.5px; border: 1px dashed var(--border); border-radius: var(--radius); margin-bottom: 4px; }
.diff-sub { font-weight: 400; color: var(--muted2); font-size: 11px; }

/* === Groups — section headings, not boxes === */
.group { background: transparent; border: none; border-radius: 0; overflow: visible; box-shadow: none; }
.group summary {
  list-style: none; display: flex; align-items: center; gap: 9px;
  padding: 9px 2px; cursor: pointer; user-select: none;
  font-size: 12.5px; font-weight: 600; letter-spacing: 0; text-transform: none;
  color: var(--muted); border-bottom: 1px solid var(--border); transition: color .12s ease;
}
.group summary:hover { color: var(--muted); }
.group[open] summary { border-bottom-color: var(--border); }
.group.high summary, .group.medium summary { color: var(--muted2); }
.group.info summary { color: var(--muted2); }
.group summary::-webkit-details-marker { display: none; }
.group summary b { color: var(--text); }
.group summary .chev { margin-left: auto; font-size: 10px; transition: transform .15s ease; color: var(--muted2); }
.group[open] summary .chev { transform: rotate(90deg); }
.group-body { padding: 6px 0 6px; display: grid; gap: 1px; grid-template-columns: 1fr; }
.sevicon { font-size: 12px; line-height: 1; flex-shrink: 0; display: inline-flex; align-items: center; }

/* === Severity dots — the app's only colour besides the accent === */
.sev-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; background: var(--muted2); }
.sev-dot.high { background: var(--red); }
.sev-dot.medium { background: var(--yellow); }
.sev-dot.info { background: var(--blue); }
.sev-dot.all { background: transparent; border: 2px solid currentColor; }
.fpill .sev-dot { background: transparent; border: 2px solid currentColor; }
.sev-dot.ok { background: var(--green); }
.sev-dot.err { background: var(--red); }
.sev-dot.na { background: transparent; border: 2px solid var(--muted2); }
.sev-dot.atomic { background: var(--purple); }

/* === Category icons / icon fallback === */
svg.cat-ic { display: inline-block; vertical-align: -2px; }
.sb-ic { display: inline-flex; align-items: center; width: 16px; justify-content: center; flex-shrink: 0; }
.ico { position: relative; display: inline-flex; align-items: center; }
.ico svg { display: block; }
.ico .fb { display: none; font-size: 13px; line-height: 1; }
html.no-svg .ico svg { display: none !important; }
html.no-svg .ico .fb { display: inline !important; }

/* === Status bar (footer) === */
footer { margin: 0; color: var(--muted2); font-size: 11px; text-align: left; line-height: 1.4; }
footer .sbar-view, footer .sbar-check { display: none; }
/* Built-by credit: the author's mark, quiet, at the end of the status bar. The
   image is inlined at build time so the dashboard stays one self-contained file. */
.sbar-brand { display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0; margin-left: auto; font-family: var(--mono); font-size: 10.5px; letter-spacing: .02em; color: var(--muted2); }
.sbar-mark { height: 16px; width: auto; display: block; opacity: .85; flex: none; }

/* === Notices row === */
#notices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; align-items: start; margin-bottom: 10px; }
#notices[hidden] { display: none; }
#notices.single > :not([hidden]) { grid-column: 1 / -1; }
@media (max-width: 900px) { #notices { grid-template-columns: 1fr; } }
.view[hidden] { display: none; }
/* === Checks view — the inventory read as a table ===
   Focus (3s): which checks ran, and which of them are not clean. A counts
   line, a filter that drops the clean rows, a sticky column rule, then the
   registry. */
#checksview .mx-tools { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
#checksview .mx-sub { font-size: 12px; color: var(--muted2); margin: 0; flex: 1; min-width: 200px; }
#checksview .mx-filter { margin-left: auto; }
#checksview .mx-fcount { font-family: var(--mono); font-size: 10.5px; opacity: .8; font-variant-numeric: tabular-nums; }
#checksview .mx-cols {
  display: flex; align-items: center; padding: 6px 9px;
  border-bottom: 1px solid var(--border);
  font-size: 10px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--muted2);
}
#checksview .mx-cols > :first-child { flex: 1; }
#checksview .mx-list { padding-top: 2px; }
#checksview .mx-none { padding: 24px 0; text-align: center; font-size: 13px; color: var(--muted); }
@media (min-width: 1100px) {
  /* The column rule sticks under the headerbar while the registry scrolls. */
  #checksview .mx-cols { position: sticky; top: 48px; z-index: 15; background: var(--bg); }
}
@media (max-width: 700px) {
  #checksview .mx-id { width: 86px; }
  #checksview .mx-why { display: none; }
  #checksview .mx-row { gap: 8px; padding: 7px 6px; }
}
.tabbadge {
  font-size: 10px; font-weight: 600; font-variant-numeric: tabular-nums;
  background: color-mix(in srgb, var(--text) 12%, transparent);
  border-radius: 999px; padding: 1px 6px; margin-left: 5px;
}

/* === View header + section rule (History, Checks, System, Schedule) ===
   The four views that inherited the system without a pass of their own open
   the same way: a title and one line of purpose, then content on the row
   grammar — sections as label + hairline + count (the rule the Overview
   groups already use), never a stack of competing cards. */
.view-head { margin: 2px 0 16px; max-width: 1080px; }
.vh-title { font-size: 15px; font-weight: 700; letter-spacing: -.012em; }
.vh-sub { font-size: 12px; color: var(--muted2); margin-top: 3px; }
.vsec { margin-top: 20px; }
.vsec:first-of-type { margin-top: 4px; }
.vsec-head { display: flex; align-items: center; gap: 8px; padding: 0 0 7px; border-bottom: 1px solid var(--border); font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted2); }
.vsec-head .vsec-count { margin-left: auto; font-family: var(--mono); font-size: 10.5px; font-weight: 500; letter-spacing: 0; text-transform: none; font-variant-numeric: tabular-nums; }
.vsec-head .vsec-sub { font-size: 11px; font-weight: 400; letter-spacing: 0; text-transform: none; }

/* === Generic fact rows (System, Schedule) — flat, under a section rule === */
.viewcard { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 12px; }
.sysfact { display: flex; gap: 12px; align-items: baseline; padding: 7px 0; border-top: 1px solid var(--border); font-size: 12.5px; }
.sysfact:first-of-type { border-top: none; }
.sysfact-k { width: 170px; flex-shrink: 0; color: var(--muted2); font-size: 12px; }
.sysfact-v { color: var(--text); min-width: 0; }
.sysfact-v .mono, .idval { font-family: var(--mono); font-size: 12px; }
.sched-static { margin: 12px 0 4px; }

/* === System view — one list of sections, not four stacked cards ===
   Focus (3s): what this machine IS. Grouped by how it is read: the identity
   you read once, then the live state you read when something's wrong. */
.syslist { max-width: 1080px; }
.sys-sub { font-size: 11px; font-weight: 650; letter-spacing: .04em; color: var(--muted); margin: 16px 0 0; }
.sys-sub:first-of-type { margin-top: 10px; }
.sys-sub-d { margin-left: 6px; font-weight: 400; letter-spacing: 0; color: var(--muted2); }
.sys-sub + .sysfact { border-top: none; }
/* Identifiers are mono and copyable — the value is the thing you paste into
   a bug report, so clicking it copies, with the glyph appearing on hover. */
.idval {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 12px; color: var(--text);
  background: transparent; border: none; padding: 0; min-height: 0; cursor: pointer; text-align: left;
}
.idval::after {
  content: ""; width: 11px; height: 11px; flex-shrink: 0; background: currentColor; opacity: 0;
  -webkit-mask: var(--ic-copy) center / contain no-repeat; mask: var(--ic-copy) center / contain no-repeat;
  transition: opacity .12s ease;
}
.idval:hover { background: transparent; border-color: transparent; color: var(--accent); }
.idval:hover::after, .idval:focus-visible::after { opacity: .7; }
.idval:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-sm); }

/* === Run ledger (History) — a real table under its section rule ===
   Fixed columns with a header row, so the eye reads down "when · score ·
   Δ · findings" instead of guessing what the second column means. */
.ledger-head { display: flex; align-items: center; gap: 8px; font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted2); padding: 0 0 7px; border-bottom: 1px solid var(--border); margin: 20px 0 0; }
.ledger-sub { font-weight: 400; color: var(--muted2); font-size: 11px; letter-spacing: 0; text-transform: none; }
.ledger { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 4px 14px; margin-top: 10px; }
/* Fixed columns, not a flex row with holes in the middle: the ledger is a
   table, and the eye should be able to run down each column. */
.ledger-cols, .ledger-row { display: grid; grid-template-columns: 96px 58px 46px minmax(0, 1fr); gap: 0 14px; align-items: baseline; padding: 7px 0; }
.ledger-cols { border-bottom: 1px solid var(--border); font-size: 10px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; color: var(--muted2); }
.ledger-cols > :last-child { text-align: right; }
.ledger-row { border-top: 1px solid var(--border); font-size: 12px; font-variant-numeric: tabular-nums; }
.ledger-row:first-of-type { border-top: none; }
.ledger-when { color: var(--muted2); font-family: var(--mono); font-size: 11px; }
.ledger-score { font-weight: 650; }
.ledger-delta { color: var(--muted2); }
.ledger-delta.up { color: var(--green); }
.ledger-delta.down { color: var(--red); }
.ledger-counts { color: var(--muted); font-size: 11px; text-align: right; }

/* === Motion ===
   Short and directional. Views fade up when switched, the health bar and
   the score animate in once, rows never bounce. */
.view { animation: viewIn .16s ease; }
@keyframes viewIn { from { opacity: 0; transform: translateY(3px); } to { opacity: 1; transform: none; } }

/* === Chrome depth ===
   One hairline highlight on the chrome so the window reads as layered,
   without any shadow theatre. */
header { box-shadow: inset 0 1px 0 rgba(255,255,255,.03); }
:root[data-theme="light"] header { box-shadow: inset 0 1px 0 rgba(255,255,255,.7); }
:root[data-theme="terminal"] header { box-shadow: none; }

/* Rail rhythm: a hairline between blocks, so the aside reads as rows too. */
.sb-block + .sb-block { border-top: 1px solid var(--border); padding-top: 11px; }

/* === Status bar (≥1100px) ===
   The footer becomes persistent desktop chrome: current view, freshness, the
   read-only promise, the keyboard map — always on screen. Declared after the
   base rule that hides these spans, so the cascade lands the right way. */
@media (min-width: 1100px) {
  footer {
    position: sticky; bottom: 0; z-index: 18;
    display: flex; align-items: center; gap: 14px;
    padding: 6px 24px;
    background: var(--bg2); border-top: 1px solid var(--border);
  }
  footer .sbar-view { display: inline; font-weight: 600; color: var(--muted); flex-shrink: 0; }
  footer .sbar-check { display: inline; font-family: var(--mono); flex-shrink: 0; }
  footer .sbar-check.stale { color: var(--yellow); }
  footer .sbar-check[hidden] { display: none; }
  footer .sbar-note { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  footer .sbar-hints { margin-left: auto; flex-shrink: 0; white-space: nowrap; }
  .sbar-brand { margin-left: 0; }
}

/* === Toolbar icons ===
   One set, one stroke weight, drawn as masks so a JS label change (e.g.
   "Expand all" → "Collapse all") never drops the icon, and the ink follows
   the theme through currentColor. */
:root {
  --ic-rows: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M4 6h16M4 12h16M4 18h16'/%3E%3C/svg%3E");
  --ic-checks: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l1.5 1.5L8 5m4 1h8M4 12l1.5 1.5L8 11m4 1h8M4 18l1.5 1.5L8 17m4 1h8'/%3E%3C/svg%3E");
  --ic-x: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E");
  --ic-expand: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 9l4-4 4 4M8 15l4 4 4-4'/%3E%3C/svg%3E");
  --ic-pulse: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 12h4l2-6 4 12 2-6h6'/%3E%3C/svg%3E");
  --ic-prompt: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 8l4 4-4 4M12 18h7'/%3E%3C/svg%3E");
  --ic-copy: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='9' y='9' width='11' height='11' rx='2'/%3E%3Cpath d='M5 15V5a2 2 0 0 1 2-2h10'/%3E%3C/svg%3E");
}
.toolbtn { display: inline-flex; align-items: center; gap: 6px; }
#densitybtn::before, #checksmatrixbtn::before, #clearbtn::before, #expandall::before, #autorefresh::before {
  content: ""; width: 13px; height: 13px; flex-shrink: 0; background: currentColor;
  -webkit-mask: center / contain no-repeat; mask: center / contain no-repeat;
}
#densitybtn::before { -webkit-mask-image: var(--ic-rows); mask-image: var(--ic-rows); }
#checksmatrixbtn::before { -webkit-mask-image: var(--ic-checks); mask-image: var(--ic-checks); }
#clearbtn::before { -webkit-mask-image: var(--ic-x); mask-image: var(--ic-x); }
#expandall::before { -webkit-mask-image: var(--ic-expand); mask-image: var(--ic-expand); }
#autorefresh::before { -webkit-mask-image: var(--ic-pulse); mask-image: var(--ic-pulse); }