/* App shell: sidebar, header, main area, tweaks panel */

.app {
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: 32px 38px 1fr 22px;
  grid-template-areas:
    "top top"
    "tape tape"
    "side main"
    "status status";
  height: 100vh;
  width: 100vw;
  background: var(--bg-0);
}

/* Top bar — terminal title strip */
.topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  background: var(--chrome);
  border-bottom: 1px solid var(--line);
  padding: 0 var(--pad-x);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--fg-2);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  gap: 18px;
}
.topbar .brand {
  font-family: var(--font-serif);
  text-transform: none;
  letter-spacing: -0.01em;
  color: var(--fg-0);
  font-size: 15px;
  font-weight: 400;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
}
.topbar .brand em { font-style: italic; color: var(--accent); font-feature-settings: "ss01"; }
.topbar .brand .dev { font-family: var(--font-mono); font-size: 10px; color: var(--fg-2); letter-spacing: 0; padding-left: 4px; }
.topbar .clock { margin-left: auto; color: var(--fg-1); }
.topbar .sep { color: var(--fg-3); }
.topbar .lamp { width: 8px; height: 8px; background: var(--pos); display: inline-block; border-radius: 1px; }
.topbar .search {
  flex: 0 1 420px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 8px;
  border: 1px solid var(--line-2);
  color: var(--fg-1);
  background: var(--bg-1);
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: text;
}
.topbar .search:hover { border-color: var(--accent); }
.topbar .search .ph { color: var(--fg-3); }
.topbar .search kbd { margin-left: auto; font-size: 9.5px; padding: 1px 4px; background: var(--bg-2); border: 1px solid var(--line-2); color: var(--fg-2); }

/* Tape strip */
.tape-strip {
  grid-area: tape;
  overflow: hidden;
}

/* Sidebar tree */
.sidebar .tree { padding: 4px 0 8px; }
.sidebar .tree-row {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 10px 4px 10px;
  font-size: var(--fs-sm); color: var(--fg-1);
  cursor: pointer; user-select: none;
  border-left: 2px solid transparent;
  line-height: 1.3;
  text-decoration: none;
}
.sidebar .tree-row:hover { background: var(--bg-2); color: var(--fg-0); }
.sidebar .tree-caret { font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); width: 10px; flex-shrink: 0; }
.sidebar .tree-dot { color: var(--fg-3); }
.sidebar .tree-row.on-path .tree-caret,
.sidebar .tree-row.on-path .tree-label { color: var(--fg-0); }
.sidebar .tree-group .marker,
.sidebar .tree-leaf .marker {
  font-family: var(--font-mono); font-size: 10px; color: var(--fg-3);
  letter-spacing: 0.06em; text-transform: uppercase;
  min-width: 16px;
}
.sidebar .tree-group .tree-label { font-family: var(--font-mono); font-size: 10px; color: var(--fg-2); letter-spacing: 0.14em; text-transform: uppercase; }
.sidebar .tree-leaf .tree-label { font-family: var(--font-sans); font-size: 13px; }
.sidebar .tree-count { margin-left: auto; font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); }
.sidebar .tree-leaf .k { margin-left: auto; font-family: var(--font-mono); font-size: 10px; color: var(--fg-3); }
.sidebar .tree-leaf.active {
  color: var(--accent);
  background: var(--accent-bg);
  border-left-color: var(--accent);
}
.sidebar .tree-leaf.active .tree-caret,
.sidebar .tree-leaf.active .tree-label { color: var(--accent); }
.sidebar .tree-children { border-left: 1px solid var(--line); margin-left: 16px; }

.sidebar {
  grid-area: side;
  background: var(--bg-1);
  border-right: 1px solid var(--line);
  overflow-y: auto;
  font-size: var(--fs-sm);
}
.sidebar .group {
  padding: 10px 0 4px;
}
.sidebar .group-title {
  padding: 4px var(--pad-x);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.sidebar a.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 var(--pad-x);
  height: 28px;
  color: var(--fg-1);
  font-size: var(--fs-sm);
  border-left: 2px solid transparent;
  position: relative;
}
.sidebar a.nav-item:hover { background: var(--bg-2); color: var(--fg-0); }
.sidebar a.nav-item.active {
  color: var(--accent);
  background: var(--accent-bg);
  border-left-color: var(--accent);
}
.sidebar a.nav-item .k {
  font-family: var(--font-mono);
  color: var(--fg-3);
  font-size: 10px;
  margin-left: auto;
}
.sidebar a.nav-item .marker {
  font-family: var(--font-mono);
  color: var(--fg-3);
  font-size: 10px;
  width: 18px;
  display: inline-block;
}
.sidebar a.nav-item.active .marker { color: var(--accent); }

.sidebar .account-chip {
  margin: 12px var(--pad-x);
  padding: 10px;
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar .account-chip .name { font-family: var(--font-mono); font-size: 10px; color: var(--fg-2); letter-spacing: 0.1em; text-transform: uppercase; }
.sidebar .account-chip .bal { font-family: var(--font-serif); font-size: 22px; color: var(--fg-0); }
.sidebar .account-chip .sub { font-family: var(--font-mono); font-size: 10px; color: var(--fg-2); }

/* Main */
.main {
  grid-area: main;
  overflow-y: auto;
  position: relative;
}

/* Status bar */
.statusbar {
  grid-area: status;
  background: var(--chrome);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 var(--pad-x);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.statusbar .seg { display: inline-flex; align-items: center; gap: 6px; }
.statusbar .seg.ok { color: var(--pos); }
.statusbar .sep { color: var(--fg-3); }

/* Page layout */
.page { padding: 20px; }
.page .page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 20px;
}
.page .page-head h1 {
  font-family: var(--font-display, var(--font-serif));
  font-size: var(--fs-2xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1;
}
.page .page-head .crumb {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-2);
  margin-bottom: 4px;
}
.page .page-head .crumb .sep { color: var(--fg-3); margin: 0 6px; }

/* Grid utilities */
.g-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.g-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.g-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.g-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gap); }

/* Metric card */
.metric {
  padding: 14px var(--pad-x);
  border: 1px solid var(--line);
  background: var(--bg-1);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 110px;
}
.metric .label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-2); }
.metric .value { font-family: var(--font-serif); font-size: 30px; color: var(--fg-0); line-height: 1; font-feature-settings: "tnum"; }
.metric .sub { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10px; color: var(--fg-2); }
.metric .delta { display: inline-flex; gap: 4px; align-items: baseline; }

/* Command palette */
.cmdk-scrim {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
  z-index: 100;
  animation: fade 120ms ease;
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.cmdk {
  width: 640px;
  max-width: 92vw;
  background: var(--bg-1);
  border: 1px solid var(--line-2);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  font-family: var(--font-mono);
}
.cmdk-input {
  width: 100%;
  padding: 14px 16px;
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--fg-0);
  background: transparent;
  border-bottom: 1px solid var(--line);
}
.cmdk-input::placeholder { color: var(--fg-3); }
.cmdk-list { max-height: 60vh; overflow-y: auto; }
.cmdk-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  font-size: 12px;
  color: var(--fg-1);
  cursor: pointer;
}
.cmdk-item:hover, .cmdk-item.sel { background: var(--bg-2); color: var(--fg-0); }
.cmdk-item .arrow { color: var(--fg-3); }
.cmdk-item .cat { color: var(--fg-3); margin-left: auto; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; }

/* Tweaks panel */
.tweaks {
  position: fixed;
  bottom: 34px;
  right: 14px;
  width: 280px;
  background: var(--bg-1);
  border: 1px solid var(--line-2);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  z-index: 90;
  font-family: var(--font-mono);
  font-size: 11px;
}
.tweaks-head {
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--fg-2);
  font-size: 10px;
}
.tweaks-body { padding: 10px 12px; display: flex; flex-direction: column; gap: 14px; }
.tweak-row { display: flex; flex-direction: column; gap: 6px; }
.tweak-row .label { font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-2); }
.tweak-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.tweak-opts.three { grid-template-columns: 1fr 1fr 1fr; }
.tweak-opts.four { grid-template-columns: 1fr 1fr 1fr 1fr; }
.tweak-opt {
  padding: 4px 6px;
  border: 1px solid var(--line-2);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-1);
  cursor: pointer;
  text-align: center;
  background: var(--bg-2);
}
.tweak-opt:hover { border-color: var(--fg-2); }
.tweak-opt.on { color: var(--bg-0); background: var(--accent); border-color: var(--accent); }
.tweak-opt.on.swatch { color: transparent; }
.tweak-opt.swatch { padding: 0; height: 22px; position: relative; }
.tweak-opt.swatch::before {
  content: ''; position: absolute; inset: 4px; background: var(--_c, var(--accent));
}