/* =====================================================================
   Continuum AI — Universal Technology Converter [UTC] Console
   ---------------------------------------------------------------------
   Palette is a printer's-ink blue against cool paper, with three signal
   colours that only ever mean one thing: amber = in flight, jade =
   finished clean, crimson = failed. The utility face is monospace
   throughout — labels, badges, counts, paths — because everything this
   console names is an identifier somewhere.
   No external fonts or CDNs: the app runs fully self-hosted.
   ===================================================================== */

:root {
  --ink:        #141A31;
  --ink-deep:   #0C1024;
  --ink-soft:   #5B6484;
  --ink-faint:  #8C94AC;

  --paper:      #ECEEF4;
  --surface:    #FFFFFF;
  --surface-2:  #F6F7FB;
  --line:       #D9DEEA;
  --line-soft:  #E7EAF2;

  --indigo:     #2E31A8;
  --indigo-lit: #4A4DD6;
  --indigo-wash:#EAEAFB;

  --amber:      #A85F06;
  --amber-wash: #FBF0DF;
  --jade:       #0A6B4F;
  --jade-wash:  #E2F2EC;
  --crimson:    #A31D3E;
  --crimson-wash:#FAE7EC;

  --mono: "Cascadia Code", "JetBrains Mono", "SF Mono", ui-monospace,
          SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: "Segoe UI Variable Text", "Segoe UI", Inter, -apple-system,
          BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;

  --radius:   10px;
  --radius-s: 6px;
  --shadow:   0 1px 2px rgba(20, 26, 49, .06), 0 8px 24px -14px rgba(20, 26, 49, .28);
  --shadow-lift: 0 2px 6px rgba(20, 26, 49, .08), 0 24px 48px -22px rgba(20, 26, 49, .45);
}

* { box-sizing: border-box; }

/* An author rule like `.viewer { display: flex }` outranks the browser's
   own `[hidden] { display: none }`, which would leave every element the
   app hides with the hidden attribute permanently on screen. Restate it
   here so `hidden` always wins, whatever a component's display is. */
[hidden] { display: none !important; }

/* ---------------------------------------------------------------------
   TEXT SIZE
   Every font-size in this file is in rem, so this one value scales all
   of the interface text at once. 16px is the default; raise it to make
   the whole console larger.
       16px = default      17px ≈ +6%      18px ≈ +12%      20px = +25%
   Set it to 100% instead of a px value to follow the reader's own
   browser text-size setting.
   --------------------------------------------------------------------- */
html { font-size: 20px; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.875rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1, h2, h3 { margin: 0; letter-spacing: -0.018em; font-weight: 650; }
p { margin: 0; }
code { font-family: var(--mono); font-size: 0.92em; }

a { color: var(--indigo); }

:focus-visible {
  outline: 2px solid var(--indigo-lit);
  outline-offset: 2px;
  border-radius: 3px;
}

/* =================================================================
   Masthead
   ================================================================= */

.masthead {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px 26px;
  background: var(--ink);
  color: #fff;
  border-bottom: 1px solid var(--ink-deep);
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: #fff;
  text-decoration: none;
  padding: 6px 10px 6px 6px;
  margin: -6px;
  border-radius: var(--radius-s);
  transition: background .16s ease;
}
.brand:hover { background: rgba(255, 255, 255, .08); }

.brand-mark { display: block; width: 32px; height: 32px; flex: none; }
.brand-mark svg { width: 100%; height: 100%; display: block; }

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 0.9688rem; font-weight: 640; letter-spacing: -0.02em; }
.brand-ai { color: #9BA0F5; }
.brand-sub {
  font-family: var(--mono);
  font-size: 0.5938rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .5);
}

.masthead-title {
  border-left: 1px solid rgba(255, 255, 255, .16);
  padding-left: 26px;
}
.masthead-title h1 { font-size: 1rem; font-weight: 600; }
.masthead-title p {
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .05em;
  color: rgba(255, 255, 255, .48);
  margin-top: 2px;
}

.masthead-status {
  margin-left: auto;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.engine-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12);
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .82);
  white-space: nowrap;
}
.engine-pill .dotlight {
  width: 6px; height: 6px; border-radius: 50%;
  background: #3ED598;
  box-shadow: 0 0 0 3px rgba(62, 213, 152, .18);
}
.engine-pill.is-down { border-color: rgba(255, 138, 160, .4); }
.engine-pill.is-down .dotlight { background: #FF8AA0; box-shadow: 0 0 0 3px rgba(255, 138, 160, .18); }
.engine-pill .count { color: rgba(255, 255, 255, .45); }

/* =================================================================
   Tabs
   ================================================================= */

.tabstrip {
  display: flex;
  gap: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 0 26px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabstrip::-webkit-scrollbar { display: none; }

.tab {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 13px 20px 11px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: var(--sans);
  white-space: nowrap;
  transition: color .14s ease, border-color .14s ease, background .14s ease;
}
.tab:hover { color: var(--ink); background: var(--surface-2); }
.tab.is-active { color: var(--ink); border-bottom-color: var(--indigo); }

.tab-idx {
  font-family: var(--mono);
  font-size: 0.5938rem;
  letter-spacing: .12em;
  color: var(--ink-faint);
}
.tab.is-active .tab-idx { color: var(--indigo); }
.tab-label { font-size: 0.875rem; font-weight: 600; letter-spacing: -0.01em; }
.tab-note {
  font-family: var(--mono);
  font-size: 0.625rem;
  color: var(--ink-faint);
  letter-spacing: .02em;
}

.tab-projects { flex-direction: row; align-items: center; gap: 8px; margin-left: auto; }
.tab-count {
  font-family: var(--mono);
  font-size: 0.6562rem;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

/* =================================================================
   Layout
   ================================================================= */

.workbench { flex: 1; padding: 22px 26px 34px; }

.panel { display: none; }
.panel.is-active { display: block; animation: rise .22s ease both; }

@keyframes rise {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: none; }
}

.split {
  display: grid;
  grid-template-columns: minmax(380px, 480px) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
.split-projects { grid-template-columns: minmax(320px, 400px) minmax(0, 1fr); }

@media (max-width: 1080px) {
  .split, .split-projects { grid-template-columns: minmax(0, 1fr); }
}

/* =================================================================
   Parameter form
   ================================================================= */

.params, .projects-list, .project-detail {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.params { padding: 20px 22px 22px; }

.params-head { margin-bottom: 18px; }
.params-head h2 { font-size: 1rem; }
.params-head p { color: var(--ink-soft); font-size: 0.7812rem; margin-top: 4px; }

.fieldset {
  border: 0;
  border-top: 1px solid var(--line-soft);
  margin: 0 0 16px;
  padding: 14px 0 0;
}
.fieldset legend {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: 0 8px 0 0;
}

.field { display: block; margin-bottom: 12px; }
.field:last-child { margin-bottom: 0; }

.field-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 5px;
}

.field-hint {
  display: block;
  font-size: 0.7188rem;
  color: var(--ink-faint);
  margin-top: 5px;
}

input[type="text"], input[type="number"], input[type="password"],
input[type="search"], select, textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 8px 10px;
  transition: border-color .14s ease, box-shadow .14s ease;
}
textarea {
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.55;
  resize: vertical;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--indigo-lit);
  box-shadow: 0 0 0 3px rgba(74, 77, 214, .14);
}
select { cursor: pointer; }
::placeholder { color: var(--ink-faint); }

.pair {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: end;
}
.pair .field { margin-bottom: 0; }
.pair-arrow {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--indigo);
  padding-bottom: 8px;
}
@media (max-width: 520px) {
  .pair { grid-template-columns: 1fr; }
  .pair-arrow { display: none; }
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}
.grid-3 .field { margin-bottom: 0; }

.checks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(168px, 1fr));
  gap: 6px 14px;
  margin-bottom: 12px;
}
.check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7812rem;
  color: var(--ink);
  cursor: pointer;
}
.check input { accent-color: var(--indigo); width: 14px; height: 14px; cursor: pointer; }

.advanced {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-s);
  padding: 0 12px;
  margin-bottom: 16px;
  background: var(--surface-2);
}
.advanced summary {
  cursor: pointer;
  padding: 10px 0;
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  list-style: none;
}
.advanced summary::-webkit-details-marker { display: none; }
.advanced summary::before { content: "+ "; color: var(--indigo); font-weight: 700; }
.advanced[open] summary::before { content: "− "; }
.advanced[open] { padding-bottom: 12px; }

/* segmented source-mode control */
.segmented {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  overflow: hidden;
  margin-bottom: 12px;
  background: var(--surface-2);
}
.seg {
  appearance: none;
  border: 0;
  background: none;
  padding: 6px 13px;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: .03em;
  color: var(--ink-soft);
  cursor: pointer;
  border-right: 1px solid var(--line);
  transition: background .14s ease, color .14s ease;
}
.seg:last-child { border-right: 0; }
.seg:hover { color: var(--ink); }
.seg.is-active { background: var(--ink); color: #fff; }

/* dropzone */
.dropzone {
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-s);
  background: var(--surface-2);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color .16s ease, background .16s ease;
}
.dropzone-slim { padding: 16px; }
.dropzone:hover, .dropzone:focus-visible { border-color: var(--indigo-lit); background: var(--indigo-wash); }
.dropzone.is-dragging { border-color: var(--indigo); background: var(--indigo-wash); }

.dz-icon { width: 26px; height: 26px; color: var(--ink-faint); margin-bottom: 6px; }
.dz-main { font-size: 0.8125rem; font-weight: 550; }
.dz-sub { font-family: var(--mono); font-size: 0.6562rem; color: var(--ink-faint); margin-top: 3px; }

.dz-actions { display: flex; gap: 14px; margin: 8px 0 0; }

.linkbtn {
  appearance: none;
  background: none;
  border: 0;
  padding: 0;
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .04em;
  color: var(--indigo);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.linkbtn:hover { color: var(--indigo-lit); }

.upload-state {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--surface);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 0.7188rem;
}
.upload-state .us-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.upload-state .us-name { color: var(--ink); font-weight: 600; word-break: break-all; }
.upload-state .us-meta { color: var(--ink-faint); font-size: 0.6562rem; margin-top: 3px; }
.upload-state .us-files {
  margin: 8px 0 0;
  padding: 8px 0 0;
  border-top: 1px solid var(--line-soft);
  max-height: 108px;
  overflow: auto;
  color: var(--ink-soft);
  font-size: 0.6562rem;
  list-style: none;
}
.upload-state .us-files li { padding: 1px 0; word-break: break-all; }

.notice {
  font-size: 0.7188rem;
  color: var(--ink-soft);
  background: var(--amber-wash);
  border-left: 2px solid var(--amber);
  padding: 8px 11px;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  margin-top: 10px;
}

/* buttons */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.btn {
  appearance: none;
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 550;
  padding: 8px 15px;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition: background .14s ease, border-color .14s ease, transform .06s ease;
}
.btn:hover { background: var(--surface-2); border-color: var(--ink-faint); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--indigo);
  border-color: var(--indigo);
  color: #fff;
}
.btn-primary:hover { background: var(--indigo-lit); border-color: var(--indigo-lit); }

.btn-quiet { color: var(--ink-soft); }
.btn-danger { color: var(--crimson); border-color: var(--crimson-wash); }
.btn-danger:hover { background: var(--crimson-wash); border-color: var(--crimson); }

.btn-sm { font-size: 0.7188rem; padding: 5px 11px; }

.iconbtn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  width: 30px; height: 30px;
  border-radius: var(--radius-s);
  cursor: pointer;
  font-size: 0.8125rem;
  line-height: 1;
}
.iconbtn:hover { background: var(--surface-2); color: var(--ink); }

/* =================================================================
   Signature element: the conversion bridge
   ================================================================= */

.stage { display: flex; flex-direction: column; gap: 16px; }

.bridge {
  display: grid;
  grid-template-columns: minmax(120px, 168px) minmax(0, 1fr) minmax(120px, 168px);
  gap: 14px;
  align-items: center;
  background: var(--ink);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.bridge-plate {
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius-s);
  padding: 9px 12px;
  background: rgba(255, 255, 255, .05);
  min-width: 0;
}
.plate-role {
  display: block;
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .42);
}
.plate-tech {
  display: block;
  font-family: var(--mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bridge-target .plate-tech { color: #B9BCFF; }

.bridge-track { position: relative; padding: 4px 0 0; min-width: 0; }

.track-line {
  height: 2px;
  background: rgba(255, 255, 255, .14);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.track-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: linear-gradient(90deg, var(--indigo-lit), #7FE3C0);
  transition: width .45s cubic-bezier(.4, 0, .2, 1);
}
.bridge.is-running .track-line::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 34%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .55), transparent);
  animation: sweep 1.5s linear infinite;
}
@keyframes sweep {
  from { transform: translateX(-120%); }
  to   { transform: translateX(420%); }
}

.track-stages {
  list-style: none;
  display: flex;
  justify-content: space-between;
  margin: 10px 0 0;
  padding: 0;
  gap: 4px;
}
.track-stages li {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .3);
  text-align: center;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color .3s ease;
}
.track-stages li::before {
  content: "";
  display: block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .2);
  margin: 0 auto 5px;
  transition: background .3s ease, box-shadow .3s ease;
}
.track-stages li.is-done { color: rgba(255, 255, 255, .62); }
.track-stages li.is-done::before { background: #7FE3C0; }
.track-stages li.is-current { color: #fff; }
.track-stages li.is-current::before {
  background: #FFC46B;
  box-shadow: 0 0 0 4px rgba(255, 196, 107, .22);
}

@media (prefers-reduced-motion: reduce) {
  .bridge.is-running .track-line::after { animation: none; }
  .track-fill { transition: none; }
  .panel.is-active { animation: none; }
}

/* =================================================================
   Console
   ================================================================= */

.console-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.console-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface-2);
}
.console-title {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.console-head .linkbtn { margin-left: auto; }

.run-badge {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  background: var(--surface);
}
.run-badge.is-running { color: var(--amber); border-color: var(--amber); background: var(--amber-wash); }
.run-badge.is-ok      { color: var(--jade); border-color: var(--jade); background: var(--jade-wash); }
.run-badge.is-fail    { color: var(--crimson); border-color: var(--crimson); background: var(--crimson-wash); }

.console {
  margin: 0;
  padding: 14px 16px;
  height: 300px;
  overflow: auto;
  background: var(--ink-deep);
  color: #C9CFE4;
  font-family: var(--mono);
  font-size: 0.7188rem;
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
}
.console-empty { color: #5D678C; font-style: italic; }
.console .ln { display: block; }
.console .ln-log { color: #9BA6C8; }
.console .ln-err { color: #FF9BAE; }
.console .ln-sys { color: #7FE3C0; }
.console .ln-out { color: #DDE3F4; }

/* =================================================================
   Result panel
   ================================================================= */

.result {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px 20px;
}

.result-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.result-verdict {
  font-family: var(--mono);
  font-size: 0.6562rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 4px 11px;
  border-radius: var(--radius-s);
}
.result-verdict.ok   { background: var(--jade-wash); color: var(--jade); }
.result-verdict.fail { background: var(--crimson-wash); color: var(--crimson); }

.result-title { font-size: 0.9375rem; }
.result-sub {
  font-family: var(--mono);
  font-size: 0.6875rem;
  color: var(--ink-faint);
  margin-top: 3px;
}
.result-head .btn { margin-left: auto; }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-s);
  overflow: hidden;
  margin-bottom: 16px;
}
.stat { background: var(--surface); padding: 11px 13px; }
.stat-value { font-family: var(--mono); font-size: 1.1875rem; font-weight: 600; letter-spacing: -0.02em; }
.stat-label {
  font-family: var(--mono);
  font-size: 0.5938rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 2px;
}
.stat.accent .stat-value { color: var(--indigo); }
.stat.warn .stat-value { color: var(--amber); }
.stat.bad .stat-value { color: var(--crimson); }

.result-section { margin-bottom: 16px; }
.result-section:last-child { margin-bottom: 0; }
.result-section > h4 {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 8px;
  font-weight: 500;
}

.filelist { list-style: none; margin: 0; padding: 0; border: 1px solid var(--line-soft); border-radius: var(--radius-s); }
.filelist li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 11px;
  border-bottom: 1px solid var(--line-soft);
}
.filelist li:last-child { border-bottom: 0; }
.filelist li:hover { background: var(--surface-2); }
.file-name { font-family: var(--mono); font-size: 0.75rem; word-break: break-all; }
.file-path { font-family: var(--mono); font-size: 0.625rem; color: var(--ink-faint); }
.file-tools { margin-left: auto; display: flex; gap: 6px; flex: none; }

.msglist { list-style: none; margin: 0; padding: 0; }
.msglist li {
  font-size: 0.7812rem;
  padding: 7px 11px;
  border-left: 2px solid var(--line);
  background: var(--surface-2);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  margin-bottom: 5px;
}
.msglist li .where { font-family: var(--mono); font-size: 0.6562rem; color: var(--ink-faint); display: block; margin-top: 2px; }
.msglist.warn li { border-left-color: var(--amber); background: var(--amber-wash); }
.msglist.bad  li { border-left-color: var(--crimson); background: var(--crimson-wash); }

.datatable { width: 100%; border-collapse: collapse; font-size: 0.7812rem; }
.datatable th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.5938rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
  padding: 6px 10px;
  border-bottom: 1px solid var(--line);
}
.datatable td { padding: 6px 10px; border-bottom: 1px solid var(--line-soft); font-family: var(--mono); font-size: 0.7188rem; }
.datatable tr:last-child td { border-bottom: 0; }
.datatable .num { text-align: right; }

/* =================================================================
   Projects
   ================================================================= */

.projects-list { padding: 20px 22px 18px; }

.list-toolbar { display: flex; gap: 8px; margin-bottom: 14px; }
.list-toolbar input { flex: 1; }

.cards { list-style: none; margin: 0; padding: 0; max-height: 62vh; overflow: auto; }

.pcard {
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 11px 13px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color .14s ease, background .14s ease;
}
.pcard:hover { border-color: var(--indigo-lit); background: var(--surface-2); }
.pcard.is-active { border-color: var(--indigo); background: var(--indigo-wash); }

.pcard-top { display: flex; align-items: center; gap: 8px; }
.pcard-name { font-size: 0.8438rem; font-weight: 600; word-break: break-all; }
.pcard-kind {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 3px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  flex: none;
}
.pcard-kind.k-code { color: var(--indigo); border-color: var(--indigo-wash); background: var(--indigo-wash); }
.pcard-kind.k-database { color: var(--jade); border-color: var(--jade-wash); background: var(--jade-wash); }
.pcard-kind.k-framework { color: var(--amber); border-color: var(--amber-wash); background: var(--amber-wash); }

.pcard-route { font-family: var(--mono); font-size: 0.6875rem; color: var(--ink-soft); margin-top: 4px; }
.pcard-meta { font-family: var(--mono); font-size: 0.625rem; color: var(--ink-faint); margin-top: 4px; display: flex; gap: 10px; flex-wrap: wrap; }

.project-detail { padding: 20px 22px 22px; min-height: 340px; }

.empty-state { padding: 46px 20px; text-align: center; color: var(--ink-soft); }
.empty-state h3 { font-size: 0.9375rem; color: var(--ink); margin-bottom: 6px; }
.empty-state p { font-size: 0.7812rem; max-width: 46ch; margin: 0 auto; }

.detail-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 16px;
}
.detail-head h3 { font-size: 1.0625rem; word-break: break-all; }
.detail-route { font-family: var(--mono); font-size: 0.6875rem; color: var(--ink-soft); margin-top: 3px; }
.detail-tools { margin-left: auto; display: flex; gap: 7px; flex-wrap: wrap; }

.tree-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }

.tree-block > h4 {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 8px;
  font-weight: 500;
  display: flex;
  gap: 8px;
  align-items: center;
}
.tree-block > h4 .btn { margin-left: auto; }

.tree {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-s);
  max-height: 46vh;
  overflow: auto;
}
.tree ul { list-style: none; margin: 0; padding-left: 14px; border-left: 1px solid var(--line-soft); }

.tnode {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  font-family: var(--mono);
  font-size: 0.7188rem;
}
.tnode.is-file { cursor: pointer; }
.tnode.is-file:hover { background: var(--indigo-wash); }
.tnode.is-dir { color: var(--ink-soft); font-weight: 600; }
.tnode .tsize { margin-left: auto; color: var(--ink-faint); font-size: 0.625rem; flex: none; }
.tnode .tname { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tnode .tglyph { color: var(--ink-faint); flex: none; }
.tnode.is-file .tglyph { color: var(--indigo); }

.tree-empty { padding: 14px; font-size: 0.75rem; color: var(--ink-faint); font-style: italic; }

/* =================================================================
   File viewer
   ================================================================= */

.viewer {
  position: fixed;
  inset: 0;
  background: rgba(12, 16, 36, .55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3vh 3vw;
  z-index: 60;
  animation: fade .16s ease both;
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

.viewer-sheet {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  width: min(1080px, 100%);
  max-height: 94vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.viewer-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}
.viewer-id { display: flex; align-items: baseline; gap: 10px; min-width: 0; flex-wrap: wrap; }
.viewer-lang {
  font-family: var(--mono);
  font-size: 0.5938rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--indigo);
  background: var(--indigo-wash);
  padding: 2px 8px;
  border-radius: 3px;
  flex: none;
}
#viewerName { font-family: var(--mono); font-size: 0.8438rem; font-weight: 600; word-break: break-all; }
.viewer-meta { font-family: var(--mono); font-size: 0.6562rem; color: var(--ink-faint); }
.viewer-tools { margin-left: auto; display: flex; gap: 7px; flex: none; }

.viewer-body { overflow: auto; background: var(--ink-deep); flex: 1; }
#viewerCode {
  margin: 0;
  padding: 16px 18px;
  font-family: var(--mono);
  font-size: 0.75rem;
  line-height: 1.62;
  color: #DDE3F4;
  white-space: pre;
  counter-reset: line;
}
#viewerCode .cl { display: block; }
#viewerCode .cl::before {
  counter-increment: line;
  content: counter(line);
  display: inline-block;
  width: 3.4em;
  margin-right: 1.2em;
  text-align: right;
  color: #4C5679;
  user-select: none;
}

/* =================================================================
   Toasts
   ================================================================= */

.toasts {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 80;
  max-width: 380px;
}
.toast {
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-s);
  padding: 11px 14px;
  font-size: 0.7812rem;
  box-shadow: var(--shadow-lift);
  animation: slidein .2s ease both;
  border-left: 3px solid var(--indigo-lit);
}
.toast.ok   { border-left-color: #3ED598; }
.toast.bad  { border-left-color: #FF8AA0; }
.toast.warn { border-left-color: #FFC46B; }
.toast strong { display: block; font-size: 0.6875rem; font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; opacity: .7; margin-bottom: 2px; }
@keyframes slidein { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }

/* =================================================================
   Colophon
   ================================================================= */

.colophon {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 16px 26px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.colophon p { font-size: 0.7812rem; color: var(--ink-soft); }
.colophon a { color: var(--indigo); text-decoration: none; font-weight: 550; }
.colophon a:hover { text-decoration: underline; }
.colophon-meta {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.6562rem;
  color: var(--ink-faint);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.colophon-meta a { font-weight: 400; }
.colophon .dot { opacity: .5; }

/* =================================================================
   Small screens
   ================================================================= */

@media (max-width: 760px) {
  .masthead { flex-wrap: wrap; gap: 14px; padding: 12px 16px; }
  .masthead-title { border-left: 0; padding-left: 0; }
  .masthead-status { margin-left: 0; width: 100%; }
  .tabstrip { padding: 0 12px; }
  .tab-projects { margin-left: 0; }
  .workbench { padding: 16px 14px 26px; }
  .params, .projects-list, .project-detail, .result { padding: 16px; }
  .bridge { grid-template-columns: 1fr; gap: 12px; }
  .track-stages { flex-wrap: wrap; gap: 6px 10px; }
  .track-stages li { flex: 0 0 auto; }
  .colophon { padding: 14px 16px; }
  .colophon-meta { margin-left: 0; }
}

/* =================================================================
   Signed-in user badge (top right of the masthead)
   ================================================================= */

.masthead-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-left: 16px;
  margin-left: 6px;
  border-left: 1px solid rgba(255, 255, 255, .16);
}

.user-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--indigo-lit);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.6562rem;
  font-weight: 700;
  text-transform: uppercase;
}

.user-name {
  font-size: 0.7812rem;
  font-weight: 550;
  color: #fff;
  max-width: 14ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-logout {
  font-size: 0.6875rem;
  color: rgba(255, 255, 255, .62);
}
.user-logout:hover { color: #fff; }

/* =================================================================
   Login screen
   ================================================================= */

.login-screen {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 4vw;
  background:
    radial-gradient(1100px 600px at 12% -10%, rgba(74, 77, 214, .22), transparent 60%),
    var(--ink);
}

.login-sheet {
  width: min(380px, 100%);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  padding: 30px 28px 26px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: var(--ink);
}
.login-brand .brand-mark { width: 34px; height: 34px; flex: none; }
.login-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.login-brand-text .brand-name { font-size: 1.0625rem; font-weight: 640; letter-spacing: -0.02em; color: var(--ink); }
.login-brand-text .brand-ai { color: var(--indigo); }
.login-brand-text .brand-sub {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: .04em;
  color: var(--ink-soft);
  margin-top: 2px;
}

.login-form h2 { font-size: 1.0625rem; margin-bottom: 4px; }
.login-sub { color: var(--ink-soft); font-size: 0.7812rem; margin-bottom: 18px; line-height: 1.5; }

.login-error {
  font-size: 0.75rem;
  color: var(--crimson);
  background: var(--crimson-wash);
  border-left: 2px solid var(--crimson);
  padding: 8px 11px;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  margin: 2px 0 14px;
}

.login-ok {
  font-size: 0.75rem;
  color: var(--jade);
  background: var(--jade-wash);
  border-left: 2px solid var(--jade);
  padding: 8px 11px;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  margin: 2px 0 14px;
}

.login-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 4px;
}
.login-actions .btn-primary { flex: 1; }