/* ==========================================================================
   ZuCodeView — design system
   AI-native code quality control plane. Dark-first, theme-aware.
   Palette roles follow the validated dataviz palette (categorical + status).
   ========================================================================== */

:root{
  color-scheme: light;
  --page:        #f9f9f7;
  --surface:     #fcfcfb;
  --surface-2:   #f2f1ed;
  --border:      rgba(11,11,11,0.10);
  --border-2:    rgba(11,11,11,0.16);
  --ink:         #0b0b0b;
  --ink-2:       #52514e;
  --ink-muted:   #898781;
  --grid:        #e1e0d9;

  --brand-1:     #2a78d6;   /* blue   — categorical slot 1 */
  --brand-2:     #4a3aa7;   /* violet — categorical slot 7 */
  --brand-soft:  rgba(42,120,214,0.10);

  --good:        #0ca30c;
  --warning:     #fab219;
  --serious:     #ec835a;
  --critical:    #d03b3b;

  --good-bg:     rgba(12,163,12,0.10);
  --warning-bg:  rgba(250,178,25,0.14);
  --serious-bg:  rgba(236,131,90,0.14);
  --critical-bg: rgba(208,59,59,0.10);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-1: 0 1px 2px rgba(11,11,11,0.06), 0 1px 1px rgba(11,11,11,0.04);
  --shadow-2: 0 12px 32px rgba(11,11,11,0.10), 0 2px 8px rgba(11,11,11,0.06);
  --sidebar-w: 248px;
  --font-sans: system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark){
  :root:where(:not([data-theme="light"])){
    color-scheme: dark;
    --page:        #0a0a0d;
    --surface:     #17171d;
    --surface-2:   #1e1e26;
    --border:      rgba(255,255,255,0.09);
    --border-2:    rgba(255,255,255,0.16);
    --ink:         #ffffff;
    --ink-2:       #c3c2b7;
    --ink-muted:   #8b8a92;
    --grid:        #2c2c2e;

    --brand-1:     #3987e5;
    --brand-2:     #9085e9;
    --brand-soft:  rgba(57,135,229,0.14);

    --good:        #0ca30c;
    --warning:     #fab219;
    --serious:     #ec835a;
    --critical:    #e66767;

    --good-bg:     rgba(12,163,12,0.16);
    --warning-bg:  rgba(250,178,25,0.14);
    --serious-bg:  rgba(236,131,90,0.14);
    --critical-bg: rgba(230,103,103,0.14);

    --shadow-1: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-2: 0 20px 48px rgba(0,0,0,0.55), 0 2px 10px rgba(0,0,0,0.35);
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --page:        #0a0a0d;
  --surface:     #17171d;
  --surface-2:   #1e1e26;
  --border:      rgba(255,255,255,0.09);
  --border-2:    rgba(255,255,255,0.16);
  --ink:         #ffffff;
  --ink-2:       #c3c2b7;
  --ink-muted:   #8b8a92;
  --grid:        #2c2c2e;
  --brand-1:     #3987e5;
  --brand-2:     #9085e9;
  --brand-soft:  rgba(57,135,229,0.14);
  --good:        #0ca30c;
  --warning:     #fab219;
  --serious:     #ec835a;
  --critical:    #e66767;
  --good-bg:     rgba(12,163,12,0.16);
  --warning-bg:  rgba(250,178,25,0.14);
  --serious-bg:  rgba(236,131,90,0.14);
  --critical-bg: rgba(230,103,103,0.14);
  --shadow-1: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-2: 0 20px 48px rgba(0,0,0,0.55), 0 2px 10px rgba(0,0,0,0.35);
}

*,*::before,*::after{ box-sizing:border-box; }
html,body{ height:100%; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: var(--font-sans);
  background: var(--page);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color: inherit; }
button, input, select{ font-family: inherit; }
.mono{ font-family: var(--font-mono); }
::selection{ background: var(--brand-soft); }

/* ---------- aurora backdrop -------------------------------------------- */
.aurora{
  position:fixed; inset:0; z-index:-1; overflow:hidden; pointer-events:none;
}
.aurora::before, .aurora::after{
  content:""; position:absolute; width:60vw; height:60vw; border-radius:50%;
  filter: blur(120px); opacity:.16;
}
.aurora::before{ background: var(--brand-1); top:-20%; left:-10%; }
.aurora::after{ background: var(--brand-2); bottom:-25%; right:-10%; }
:root[data-theme="light"] .aurora::before,
:root[data-theme="light"] .aurora::after{ opacity:.10; }

/* ---------- app shell ---------------------------------------------------*/
.app-shell{ display:flex; min-height:100vh; }

.sidebar{
  width: var(--sidebar-w); flex-shrink:0;
  border-right:1px solid var(--border);
  background: var(--surface);
  display:flex; flex-direction:column;
  position:sticky; top:0; height:100vh;
  z-index: 40;
}
.brand{
  display:flex; align-items:center; gap:10px;
  padding:20px 18px 16px;
}
.brand-mark{
  width:32px; height:32px; border-radius:9px; flex-shrink:0;
  background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 0 0 1px var(--border), 0 6px 16px rgba(58,110,220,.35);
}
.brand-mark svg{ width:18px; height:18px; }
.brand-name{ font-weight:700; font-size:15px; letter-spacing:.1px; }
.brand-sub{ font-size:11px; color:var(--ink-muted); margin-top:-2px; }

.nav{ padding: 6px 10px; display:flex; flex-direction:column; gap:2px; flex:1; }
.nav-section-label{
  font-size:10.5px; font-weight:700; text-transform:uppercase; letter-spacing:.08em;
  color:var(--ink-muted); padding:14px 10px 6px;
}
.nav-item{
  display:flex; align-items:center; gap:10px;
  padding:9px 10px; border-radius: var(--radius-sm);
  font-size:13.5px; font-weight:500; color:var(--ink-2);
  text-decoration:none; position:relative;
}
.nav-item svg{ width:17px; height:17px; flex-shrink:0; opacity:.85; }
.nav-item:hover{ background: var(--surface-2); color:var(--ink); }
.nav-item.active{
  background: var(--brand-soft); color: var(--brand-1); font-weight:700;
}
.nav-item.active svg{ opacity:1; }
.nav-item .nav-badge{
  margin-left:auto; font-size:10.5px; font-weight:700;
  background: var(--critical-bg); color: var(--critical);
  padding:1px 7px; border-radius:999px;
}

.sidebar-foot{
  border-top:1px solid var(--border); padding:12px 14px;
  display:flex; align-items:center; gap:10px;
}
.avatar{
  width:30px; height:30px; border-radius:50%; flex-shrink:0;
  background: linear-gradient(135deg,var(--brand-2),var(--brand-1));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-weight:700; font-size:12px;
}
.sidebar-foot .who{ font-size:12.5px; font-weight:600; line-height:1.2; }
.sidebar-foot .who span{ display:block; font-weight:400; font-size:11px; color:var(--ink-muted); }
.theme-btn{
  margin-left:auto; width:30px; height:30px; border-radius:8px;
  border:1px solid var(--border); background:var(--surface-2); color:var(--ink-2);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.theme-btn:hover{ color:var(--ink); border-color:var(--border-2); }
.theme-btn svg{ width:15px; height:15px; }

/* ---------- main area -----------------------------------------------------*/
.main{ flex:1; min-width:0; display:flex; flex-direction:column; }

.topbar{
  position:sticky; top:0; z-index:30;
  display:flex; align-items:center; gap:14px;
  padding:14px 26px; border-bottom:1px solid var(--border);
  background: color-mix(in srgb, var(--page) 78%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
}
.page-title{ font-size:17px; font-weight:700; margin:0; }
.page-sub{ font-size:12px; color:var(--ink-muted); margin-top:1px; }
.search{
  margin-left:auto; display:flex; align-items:center; gap:8px;
  width:280px; padding:8px 12px; border-radius:999px;
  border:1px solid var(--border); background:var(--surface); color:var(--ink-muted);
  font-size:12.5px;
}
.search svg{ width:14px; height:14px; flex-shrink:0; }
.search kbd{
  margin-left:auto; font-family:var(--font-mono); font-size:10px;
  border:1px solid var(--border-2); border-radius:5px; padding:1px 5px; color:var(--ink-muted);
}
.icon-btn{
  width:34px; height:34px; border-radius:9px; border:1px solid var(--border);
  background:var(--surface); color:var(--ink-2); display:flex; align-items:center; justify-content:center;
  cursor:pointer; flex-shrink:0; position:relative;
}
.icon-btn svg{ width:16px; height:16px; }
.icon-btn .dot{
  position:absolute; top:6px; right:6px; width:6px; height:6px; border-radius:50%;
  background: var(--critical); box-shadow:0 0 0 2px var(--surface);
}
.btn{
  display:inline-flex; align-items:center; gap:7px; font-size:13px; font-weight:600;
  padding:8px 14px; border-radius:10px; border:1px solid var(--border); cursor:pointer;
  background:var(--surface); color:var(--ink); white-space:nowrap;
}
.btn svg{ width:14px; height:14px; }
.btn:hover{ border-color:var(--border-2); }
.btn-primary{
  background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
  border-color:transparent; color:#fff; box-shadow: 0 6px 18px rgba(58,110,220,.35);
}
.btn-primary:hover{ filter:brightness(1.06); }
.btn-ghost{ background:transparent; border-color:transparent; }
.btn-sm{ padding:5px 10px; font-size:12px; border-radius:8px; }

.content{ padding:24px 26px 60px; max-width:1320px; width:100%; margin:0 auto; }

/* ---------- cards / grid --------------------------------------------------*/
.grid{ display:grid; gap:16px; }
.grid-4{ grid-template-columns: repeat(4,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-12{ grid-template-columns: repeat(12,1fr); }
.col-4{ grid-column: span 4; }
.col-5{ grid-column: span 5; }
.col-6{ grid-column: span 6; }
.col-7{ grid-column: span 7; }
.col-8{ grid-column: span 8; }
.col-12{ grid-column: span 12; }
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr);} .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-12 > [class*="col-"]{ grid-column: span 12; }
}

.card{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius-md);
  box-shadow: var(--shadow-1); padding:18px;
}
.card-head{ display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom:12px; }
.card-title{ font-size:13.5px; font-weight:700; margin:0; }
.card-desc{ font-size:11.5px; color:var(--ink-muted); margin-top:2px; }

/* KPI tile */
.kpi{ position:relative; overflow:hidden; }
.kpi-label{ font-size:12px; color:var(--ink-muted); font-weight:600; display:flex; align-items:center; gap:6px; }
.kpi-value{ font-size:30px; font-weight:800; letter-spacing:-.02em; margin-top:8px; font-variant-numeric: tabular-nums; }
.kpi-value small{ font-size:14px; font-weight:600; color:var(--ink-muted); margin-left:3px;}
.kpi-delta{ display:inline-flex; align-items:center; gap:4px; font-size:11.5px; font-weight:700; margin-top:8px; }
.kpi-delta svg{ width:11px; height:11px; }
.kpi-delta.up{ color:var(--good); }
.kpi-delta.down{ color:var(--critical); }
.kpi-delta.good{ color:var(--good); }
.kpi-delta.bad{ color:var(--critical); }
.kpi-spark{ position:absolute; right:14px; bottom:14px; opacity:.9; }

/* status dot + pill --------------------------------------------------------*/
.dot{ width:8px; height:8px; border-radius:50%; flex-shrink:0; display:inline-block; }
.dot.good{ background:var(--good); box-shadow:0 0 0 3px var(--good-bg); }
.dot.warning{ background:var(--warning); box-shadow:0 0 0 3px var(--warning-bg); }
.dot.serious{ background:var(--serious); box-shadow:0 0 0 3px var(--serious-bg); }
.dot.critical{ background:var(--critical); box-shadow:0 0 0 3px var(--critical-bg); }
.dot.pulse{ animation:pulse 1.8s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ box-shadow:0 0 0 0 currentColor; opacity:1;} 50%{ box-shadow:0 0 0 5px transparent; opacity:.7;} }

.pill{
  display:inline-flex; align-items:center; gap:6px; font-size:11.5px; font-weight:700;
  padding:4px 9px; border-radius:999px; white-space:nowrap; line-height:1.4;
}
.pill.good{ background:var(--good-bg); color:var(--good); }
.pill.warning{ background:var(--warning-bg); color:#9a6400; }
@media (prefers-color-scheme:dark){ :root:where(:not([data-theme="light"])) .pill.warning{ color:var(--warning); } }
:root[data-theme="dark"] .pill.warning{ color:var(--warning); }
.pill.serious{ background:var(--serious-bg); color:#a2431f; }
.pill.critical{ background:var(--critical-bg); color:var(--critical); }
.pill.neutral{ background:var(--surface-2); color:var(--ink-2); }
.pill.brand{ background:var(--brand-soft); color:var(--brand-1); }
.pill svg{ width:11px; height:11px; }

/* tier badges (PR review 3-level) */
.tier{ display:inline-flex; align-items:center; gap:6px; font-size:11.5px; font-weight:700; padding:3px 9px; border-radius:7px; }
.tier.block{ background:var(--critical-bg); color:var(--critical); }
.tier.review{ background:var(--warning-bg); color:#8a5a00; }
@media (prefers-color-scheme:dark){ :root:where(:not([data-theme="light"])) .tier.review{ color:var(--warning); } }
:root[data-theme="dark"] .tier.review{ color:var(--warning); }
.tier.suggest{ background:var(--brand-soft); color:var(--brand-1); }
.tier .dot{ width:7px; height:7px; }

/* buttons row / tabs */
.tabs{ display:flex; gap:4px; border-bottom:1px solid var(--border); margin-bottom:16px; }
.tab{
  padding:9px 4px; margin-right:18px; font-size:13px; font-weight:600; color:var(--ink-muted);
  border-bottom:2px solid transparent; cursor:pointer; display:flex; align-items:center; gap:7px;
}
.tab:hover{ color:var(--ink); }
.tab.active{ color:var(--ink); border-color:var(--brand-1); }
.tab .count{
  font-size:10.5px; background:var(--surface-2); border-radius:999px; padding:1px 6px; font-weight:700;
}
.tab-panel{ display:none; }
.tab-panel.active{ display:block; }

/* table */
table.data{ width:100%; border-collapse:collapse; font-size:13px; }
table.data th{
  text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:.05em;
  color:var(--ink-muted); font-weight:700; padding:0 12px 10px; border-bottom:1px solid var(--border);
}
table.data td{ padding:12px; border-bottom:1px solid var(--border); vertical-align:middle; }
table.data tr:last-child td{ border-bottom:none; }
table.data tr:hover td{ background: var(--surface-2); }
.tnum{ font-variant-numeric: tabular-nums; }

/* progress bar */
.bar-track{ height:8px; border-radius:999px; background:var(--surface-2); overflow:hidden; }
.bar-fill{ height:100%; border-radius:999px; background: linear-gradient(90deg, var(--brand-1), var(--brand-2)); }
.bar-fill.good{ background: var(--good); }
.bar-fill.warning{ background: var(--warning); }
.bar-fill.critical{ background: var(--critical); }

/* gauges (radial) */
.gauge{ position:relative; width:132px; height:132px; margin:0 auto; }
.gauge svg{ transform:rotate(-90deg); }
.gauge-track{ fill:none; stroke:var(--surface-2); stroke-width:12; }
.gauge-value{ fill:none; stroke-width:12; stroke-linecap:round; }
.gauge-center{
  position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center;
}
.gauge-num{ font-size:24px; font-weight:800; letter-spacing:-.02em; }
.gauge-lbl{ font-size:10.5px; color:var(--ink-muted); font-weight:600; margin-top:2px; text-align:center; }

/* diff / code viewer */
.diff{
  border:1px solid var(--border); border-radius:var(--radius-md); overflow:hidden; background:var(--surface);
}
.diff-file{
  display:flex; align-items:center; gap:8px; padding:9px 14px; font-size:12px; font-weight:700;
  background:var(--surface-2); border-bottom:1px solid var(--border); font-family:var(--font-mono);
}
.diff-body{ font-family:var(--font-mono); font-size:12.5px; line-height:1.65; }
.diff-line{ display:flex; }
.diff-line .ln{
  width:38px; text-align:right; padding-right:10px; color:var(--ink-muted); user-select:none; flex-shrink:0;
  border-right:1px solid var(--border);
}
.diff-line .code{ padding:0 14px; white-space:pre; flex:1; overflow-x:auto; }
.diff-line.add{ background: var(--good-bg); }
.diff-line.add .ln{ color:var(--good); }
.diff-line.del{ background: var(--critical-bg); }
.diff-line.del .ln{ color:var(--critical); }
.diff-line.ctx .code{ color:var(--ink-2); }
.diff-annotation{
  margin:6px 12px 14px 50px; padding:12px 14px; border-radius:10px; border:1px solid var(--border);
  font-family:var(--font-sans); font-size:12.5px; line-height:1.55; background:var(--surface-2);
}
.diff-annotation.block{ border-left:3px solid var(--critical); }
.diff-annotation.review{ border-left:3px solid var(--warning); }
.diff-annotation.suggest{ border-left:3px solid var(--brand-1); }
.diff-annotation .who{ display:flex; align-items:center; gap:7px; font-weight:700; margin-bottom:5px; font-size:11.5px; }
.diff-annotation .why{ color:var(--ink-2); }
.diff-annotation code{ background:var(--surface); border:1px solid var(--border); border-radius:5px; padding:1px 5px; font-size:11.5px; }

/* pipeline flow (5-layer CI) */
.flow{ display:flex; align-items:stretch; gap:0; overflow-x:auto; padding-bottom:6px; }
.flow-step{
  flex:1; min-width:168px; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:14px; position:relative; margin-right:26px;
}
.flow-step:last-child{ margin-right:0; }
.flow-step::after{
  content:""; position:absolute; top:50%; right:-26px; width:26px; height:2px; background:var(--grid);
  transform:translateY(-50%);
}
.flow-step:last-child::after{ display:none; }
.flow-badge{
  width:30px; height:30px; border-radius:9px; display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:12px; color:#fff; margin-bottom:10px;
}
.flow-title{ font-size:13px; font-weight:700; }
.flow-sub{ font-size:11px; color:var(--ink-muted); margin-top:2px; }
.flow-sla{ margin-top:10px; font-size:11px; font-weight:700; color:var(--brand-1); font-family:var(--font-mono); }
.flow-loc{ display:inline-flex; align-items:center; gap:5px; margin-top:8px; font-size:10.5px; font-weight:700; padding:2px 7px; border-radius:6px; }
.flow-loc.local{ background:var(--good-bg); color:var(--good); }
.flow-loc.server{ background:var(--brand-soft); color:var(--brand-1); }

/* architecture layers (4-tier system) */
.arch{ display:flex; flex-direction:column; gap:0; }
.arch-layer{
  border:1px solid var(--border); border-radius:var(--radius-md); padding:16px 18px; position:relative;
  margin-bottom:22px;
}
.arch-layer::after{
  content:""; position:absolute; left:50%; bottom:-22px; width:2px; height:22px; background:var(--grid);
}
.arch-layer:last-child{ margin-bottom:0; }
.arch-layer:last-child::after{ display:none; }
.arch-layer-head{ display:flex; align-items:center; gap:10px; margin-bottom:12px; }
.arch-tag{
  font-size:10px; font-weight:800; text-transform:uppercase; letter-spacing:.06em; padding:3px 9px; border-radius:6px; color:#fff;
}
.arch-name{ font-size:14.5px; font-weight:800; }
.arch-note{ font-size:11.5px; color:var(--ink-muted); margin-left:auto; text-align:right; max-width:280px; }
.arch-parts{ display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:10px; }
.arch-part{
  border:1px dashed var(--border-2); border-radius:10px; padding:10px 12px; background:var(--surface-2); cursor:default;
}
.arch-part b{ display:block; font-size:12.5px; margin-bottom:2px; }
.arch-part span{ font-size:11px; color:var(--ink-muted); }
.arch-part:hover{ border-color:var(--brand-1); background: var(--brand-soft); }

/* timeline (rollout) */
.timeline{ display:flex; flex-direction:column; gap:0; }
.tl-item{ display:flex; gap:16px; }
.tl-rail{ display:flex; flex-direction:column; align-items:center; }
.tl-dot{ width:14px; height:14px; border-radius:50%; border:3px solid var(--brand-1); background:var(--surface); flex-shrink:0; margin-top:3px;}
.tl-dot.done{ background:var(--brand-1); }
.tl-line{ width:2px; flex:1; background:var(--grid); margin:2px 0; }
.tl-body{ padding-bottom:26px; }
.tl-item:last-child .tl-body{ padding-bottom:0; }
.tl-when{ font-size:11px; font-weight:700; color:var(--brand-1); text-transform:uppercase; letter-spacing:.05em; }
.tl-title{ font-size:14px; font-weight:700; margin:3px 0 4px; }
.tl-desc{ font-size:12.5px; color:var(--ink-2); line-height:1.55; }

/* toggle switch */
.switch{ position:relative; width:38px; height:22px; flex-shrink:0; }
.switch input{ opacity:0; width:0; height:0; }
.switch .slider{
  position:absolute; inset:0; background:var(--surface-2); border:1px solid var(--border-2); border-radius:999px; cursor:pointer; transition:.15s;
}
.switch .slider::before{
  content:""; position:absolute; width:16px; height:16px; left:2px; top:2px; border-radius:50%;
  background:#fff; box-shadow:var(--shadow-1); transition:.15s;
}
.switch input:checked + .slider{ background: linear-gradient(135deg,var(--brand-1),var(--brand-2)); }
.switch input:checked + .slider::before{ transform:translateX(16px); }

/* misc */
.hr{ height:1px; background:var(--border); margin:18px 0; border:none; }
.muted{ color:var(--ink-muted); }
.small{ font-size:11.5px; }
.flex{ display:flex; align-items:center; }
.gap-6{gap:6px;} .gap-8{gap:8px;} .gap-10{gap:10px;} .gap-12{gap:12px;} .gap-16{gap:16px;}
.between{ justify-content:space-between; }
.wrap{ flex-wrap:wrap; }
.stack{ display:flex; flex-direction:column; }
.section-title{ font-size:12px; font-weight:800; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-muted); margin:0 0 12px; }
.anchor-offset{ scroll-margin-top:90px; }
.banner{
  display:flex; align-items:center; gap:12px; padding:13px 16px; border-radius:var(--radius-md);
  border:1px solid var(--border); margin-bottom:18px;
}
.banner.critical{ background:var(--critical-bg); border-color:rgba(208,59,59,.3); }
.banner.good{ background:var(--good-bg); border-color:rgba(12,163,12,.3); }
.banner svg{ width:20px; height:20px; flex-shrink:0; }
.banner .t{ font-weight:800; font-size:13.5px; }
.banner .d{ font-size:12px; color:var(--ink-2); }
.chip-row{ display:flex; gap:8px; flex-wrap:wrap; }
.chip{
  font-size:11.5px; font-weight:700; padding:5px 11px; border-radius:999px; border:1px solid var(--border);
  background:var(--surface); cursor:pointer; display:flex; align-items:center; gap:6px;
}
.chip.active{ background:var(--brand-soft); border-color:var(--brand-1); color:var(--brand-1); }

::-webkit-scrollbar{ height:8px; width:8px; }
::-webkit-scrollbar-thumb{ background:var(--border-2); border-radius:999px; }
::-webkit-scrollbar-track{ background:transparent; }

@media (max-width:900px){
  .sidebar{ position:fixed; left:-260px; transition:left .2s; box-shadow:var(--shadow-2); }
  .sidebar.open{ left:0; }
  .app-shell{ display:block; }
  .content{ padding:18px 16px 50px; }
  .search{ display:none; }
}

/* ==========================================================================
   Form fields (scan modal, filters)
   ========================================================================== */
.field{ margin-bottom:14px; }
.field label{ display:block; font-size:12px; font-weight:700; margin-bottom:6px; color:var(--ink-2); }
.field .hint{ font-size:11px; color:var(--ink-muted); margin-top:5px; }
input[type="text"], input[type="search"], select{
  width:100%; padding:9px 12px; border-radius:9px; border:1px solid var(--border-2);
  background:var(--surface-2); color:var(--ink); font-size:13px; font-family:inherit;
}
input[type="text"]:focus, select:focus{ outline:2px solid var(--brand-1); outline-offset:1px; border-color:var(--brand-1); }
.field-error{ color:var(--critical); font-size:12px; font-weight:700; margin-top:8px; display:none; }
.field-error.show{ display:block; }

/* ==========================================================================
   Modal system (New Scan flow)
   ========================================================================== */
.modal-overlay{
  position:fixed; inset:0; z-index:200; background:rgba(0,0,0,.55);
  backdrop-filter:blur(3px); display:flex; align-items:center; justify-content:center;
  padding:20px; opacity:0; pointer-events:none; transition:opacity .18s;
}
.modal-overlay.open{ opacity:1; pointer-events:auto; }
.modal{
  width:100%; max-width:520px; background:var(--surface); border:1px solid var(--border);
  border-radius:var(--radius-lg); box-shadow:var(--shadow-2); padding:24px;
  position:relative; transform:translateY(8px) scale(.98); opacity:0; transition:.18s;
  max-height:88vh; overflow-y:auto;
}
.modal-overlay.open .modal{ transform:translateY(0) scale(1); opacity:1; }
.modal.modal-sm{ max-width:400px; }
.modal-close{
  position:absolute; top:16px; right:16px; width:30px; height:30px; border-radius:8px;
  border:1px solid var(--border); background:var(--surface-2); color:var(--ink-2);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
}
.modal-close:hover{ color:var(--ink); }
.modal-close svg{ width:14px; height:14px; }
.modal-eyebrow{ font-size:11px; font-weight:800; text-transform:uppercase; letter-spacing:.06em; color:var(--brand-1); margin-bottom:6px; }
.modal-title{ font-size:17px; font-weight:800; margin:0 0 6px; padding-right:30px; }
.modal-desc{ font-size:12.5px; color:var(--ink-muted); margin:0 0 18px; line-height:1.5; }
.modal-foot{ display:flex; gap:10px; justify-content:flex-end; margin-top:20px; }
.modal-steps{ display:flex; gap:6px; margin-bottom:18px; }
.modal-steps span{ height:4px; flex:1; border-radius:999px; background:var(--surface-2); }
.modal-steps span.done{ background:var(--brand-1); }
.modal-steps span.now{ background:linear-gradient(90deg, var(--brand-1), var(--brand-2)); }

/* scanning screen */
.timer-display{ font-family:var(--font-mono); font-size:34px; font-weight:800; text-align:center; letter-spacing:.02em; }
.timer-label{ text-align:center; font-size:11.5px; color:var(--ink-muted); margin-top:2px; }
.scan-log{
  margin-top:16px; height:120px; overflow-y:auto; background:var(--page); border:1px solid var(--border);
  border-radius:10px; padding:10px 12px; font-family:var(--font-mono); font-size:11.5px; line-height:1.9;
}
.scan-log .line{ color:var(--ink-2); animation:logIn .25s ease; }
.scan-log .line.now{ color:var(--brand-1); font-weight:700; }
.scan-log .line::before{ content:"›"; margin-right:7px; color:var(--ink-muted); }
@keyframes logIn{ from{ opacity:0; transform:translateY(3px);} to{ opacity:1; transform:translateY(0);} }
.scan-spinner{
  width:44px; height:44px; border-radius:50%; margin:4px auto 14px;
  border:3px solid var(--surface-2); border-top-color:var(--brand-1); animation:spin 0.9s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* result summary */
.stat-trio{ display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin:18px 0; }
.stat-trio .stat{ text-align:center; padding:14px 8px; border-radius:12px; background:var(--surface-2); }
.stat-trio .stat .n{ font-size:24px; font-weight:800; font-variant-numeric:tabular-nums; }
.stat-trio .stat .l{ font-size:10.5px; color:var(--ink-muted); font-weight:700; margin-top:3px; text-transform:uppercase; letter-spacing:.04em; }
.stat-trio .stat.good .n{ color:var(--good); }
.stat-trio .stat.critical .n{ color:var(--critical); }
.stat-trio .stat.warning .n{ color:var(--warning); }
.success-icon{
  width:52px; height:52px; border-radius:50%; margin:0 auto 14px; background:var(--good-bg);
  display:flex; align-items:center; justify-content:center;
}
.success-icon svg{ width:26px; height:26px; }

/* status / severity click-to-change popover */
.status-pill-btn{ border:none; cursor:pointer; font-family:inherit; }
.status-menu{
  position:fixed; z-index:210; background:var(--surface); border:1px solid var(--border-2);
  border-radius:10px; box-shadow:var(--shadow-2); padding:6px; min-width:150px; display:none;
}
.status-menu.open{ display:block; }
.status-menu button{
  width:100%; display:flex; align-items:center; gap:8px; text-align:left; padding:8px 10px;
  border-radius:7px; border:none; background:transparent; font-size:12.5px; font-weight:600;
  color:var(--ink); cursor:pointer; font-family:inherit;
}
.status-menu button:hover{ background:var(--surface-2); }
.status-menu button.current{ background:var(--brand-soft); color:var(--brand-1); }
.btn:disabled, .btn[disabled]{ opacity:.45; cursor:not-allowed; }

/* New Scan — access channel selector (GitHub / Local) */
.channel-grid{ display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-bottom:14px; }
.channel-card{
  display:flex; align-items:center; gap:10px; text-align:left; padding:12px; border-radius:12px;
  border:1px solid var(--border-2); background:var(--surface-2); cursor:pointer; font-family:inherit;
}
.channel-card:hover{ border-color:var(--brand-1); }
.channel-card.active{ border-color:var(--brand-1); background:var(--brand-soft); }
.channel-card .channel-icon{ width:24px; height:24px; flex-shrink:0; color:var(--ink-2); display:inline-flex; }
.channel-card .channel-icon svg{ width:100%; height:100%; }
.channel-card.active .channel-icon{ color:var(--brand-1); }
.channel-card b{ display:block; font-size:13px; color:var(--ink); }
.channel-card span{ display:block; font-size:11px; color:var(--ink-muted); margin-top:2px; }

.connect-card{
  display:flex; align-items:center; gap:12px; padding:14px; border-radius:12px; margin-bottom:14px;
  border:1px dashed var(--border-2); background:var(--surface-2);
}
.connect-card-ok{ border-style:solid; border-color:rgba(12,163,12,.35); background:var(--good-bg); }
.connect-card-icon{ width:30px; height:30px; flex-shrink:0; color:var(--ink-2); }
.connect-card-icon svg{ width:100%; height:100%; }
#ghConnectBtn svg{ width:13px; height:13px; }

.rank-badge{
  width:24px; height:24px; border-radius:50%; background:var(--surface-2); flex-shrink:0;
  display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:800; color:var(--ink-2);
}
.risk-row.risk-critical .rank-badge{ background:var(--critical-bg); color:var(--critical); }
.risk-row.risk-high .rank-badge{ background:var(--serious-bg); color:var(--serious); }
.finding-loc{ font-family:var(--font-mono); font-size:12px; }
.finding-detail{ max-width:280px; font-size:12.5px; line-height:1.5; color:var(--ink-2); }