/* ============================================================
   CyberShield
   Design system, layout, and components.
   Light and dark, both driven from the same custom properties.
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  color-scheme:light;

  /* Surfaces, lightest to deepest */
  --bg:#eef0f7;
  --bg-tint:#e4e7f4;
  --surface:#ffffff;
  --surface-2:#f7f8fc;
  --surface-3:#eef1f8;
  --rail:#e8ebf4;

  /* Lines */
  --line:#e0e4ef;
  --line-2:#ccd3e2;

  /* Text */
  --ink:#0f1424;
  --ink-2:#4c5568;
  --ink-3:#6b7488;

  /* Accent and signals */
  --accent:#4f52e0;
  --accent-2:#7c3aed;
  --accent-soft:#ececfe;
  --accent-ring:rgba(79,82,224,.22);
  --amber:#c2680a;
  --red:#d92d20;
  --green:#05966a;
  --violet:#7c3aed;

  --grade-crit:#d92d20;
  --grade-high:#e05a10;
  --grade-med:#c2680a;
  --grade-low:#05966a;

  /* Tints for data cells */
  --tint-crit:#fdeceb;
  --tint-high:#fdf0e6;
  --tint-med:#fdf4e5;
  --tint-low:#e7f7f1;

  /* Depth */
  --shadow-xs:0 1px 2px rgba(15,20,36,.05);
  --shadow-sm:0 2px 6px -1px rgba(15,20,36,.07), 0 1px 2px rgba(15,20,36,.04);
  --shadow:0 8px 24px -10px rgba(15,20,36,.16), 0 2px 6px -2px rgba(15,20,36,.06);
  --shadow-lg:0 26px 60px -22px rgba(15,20,36,.34), 0 4px 12px -4px rgba(15,20,36,.10);
  --glow:0 0 0 1px var(--accent-ring), 0 10px 34px -14px rgba(79,82,224,.5);

  /* Shape and type */
  --r-sm:8px;
  --r:12px;
  --r-lg:16px;
  --r-xl:22px;
  --mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;

  --safe-top:env(safe-area-inset-top,0px);
  --ease:cubic-bezier(.22,.78,.3,1);
}

@media (prefers-color-scheme:dark){
  :root{
    color-scheme:dark;

    --bg:#0b0e15;
    --bg-tint:#0e1220;
    --surface:#151a26;
    --surface-2:#1a2130;
    --surface-3:#212a3c;
    --rail:#11151f;

    --line:#252d3e;
    --line-2:#36405a;

    --ink:#e9edf7;
    --ink-2:#a3adc4;
    --ink-3:#838da6;

    --accent:#7c80f2;
    --accent-2:#a78bfa;
    --accent-soft:#1d2140;
    --accent-ring:rgba(124,128,242,.3);
    --amber:#f0a13a;
    --red:#f8736a;
    --green:#3ddba4;
    --violet:#a78bfa;

    --grade-crit:#f8736a;
    --grade-high:#f89253;
    --grade-med:#f0a13a;
    --grade-low:#3ddba4;

    --tint-crit:#2c1618;
    --tint-high:#2c1d14;
    --tint-med:#2b2213;
    --tint-low:#0f2a23;

    --shadow-xs:0 1px 2px rgba(0,0,0,.4);
    --shadow-sm:0 2px 6px -1px rgba(0,0,0,.5), 0 1px 2px rgba(0,0,0,.35);
    --shadow:0 10px 28px -12px rgba(0,0,0,.72), 0 2px 6px -2px rgba(0,0,0,.4);
    --shadow-lg:0 28px 64px -24px rgba(0,0,0,.85), 0 4px 14px -4px rgba(0,0,0,.5);
    --glow:0 0 0 1px var(--accent-ring), 0 12px 38px -16px rgba(124,128,242,.6);
  }
}

/* ---------- Base ---------- */
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{
  margin:0;padding:0;height:100%;
  background:var(--bg);color:var(--ink);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
body{
  font-size:14px;line-height:1.5;
  font-feature-settings:'cv05' 1,'cv08' 1;
  background-image:
    radial-gradient(760px 420px at 12% -8%, var(--accent-soft) 0%, transparent 62%),
    radial-gradient(640px 380px at 92% 4%, var(--bg-tint) 0%, transparent 58%);
  background-attachment:fixed;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:640;letter-spacing:-0.018em;line-height:1.2}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
::selection{background:var(--accent);color:#fff}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.hidden{display:none !important}

:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* ---------- Shell ---------- */
#app{display:flex;flex-direction:column;height:100%;overflow:hidden}

header.topbar{
  display:flex;align-items:center;gap:8px;
  padding:calc(11px + var(--safe-top)) 18px 11px;
  background:color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter:saturate(1.5) blur(14px);
  -webkit-backdrop-filter:saturate(1.5) blur(14px);
  border-bottom:1px solid var(--line);
  flex:0 0 auto;z-index:40;
}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand .logo{
  width:34px;height:34px;flex:0 0 auto;padding:5px;border-radius:10px;
  background:linear-gradient(145deg, var(--accent), var(--accent-2));
  box-shadow:0 5px 14px -5px var(--accent-ring), inset 0 1px 0 rgba(255,255,255,.22);
}
.brand .logo path,.brand .logo circle{stroke:#fff}
.brand .logo path:first-child{fill:rgba(255,255,255,.16)}
.brand .logo circle{fill:#ffd9a0;stroke:none}
.brand b{display:block;font-size:15px;letter-spacing:-0.02em}
.brand small{display:block;font-size:10.5px;color:var(--ink-3);letter-spacing:.01em}
.topbar .spacer{flex:1}

.iconbtn{
  width:35px;height:35px;border-radius:10px;
  border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink-2);
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
  box-shadow:var(--shadow-xs);
}
.iconbtn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}
.iconbtn:active{transform:translateY(0)}
.iconbtn svg{width:17px;height:17px;stroke-width:1.8}

.btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:10px;
  font-size:13px;font-weight:570;letter-spacing:-0.005em;
  border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink);
  box-shadow:var(--shadow-xs);white-space:nowrap;
  transition:background .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}
.btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn:active{transform:translateY(0)}
.btn.primary{
  background:linear-gradient(145deg, var(--accent), var(--accent-2));
  color:#fff;border-color:transparent;
  box-shadow:0 8px 20px -9px var(--accent-ring), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn.primary:hover{color:#fff;filter:brightness(1.07);box-shadow:0 12px 26px -10px var(--accent-ring), inset 0 1px 0 rgba(255,255,255,.24)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;filter:none}
.btn.sm{padding:7px 11px;font-size:12px;border-radius:9px}

/* ---------- Layout ---------- */
.body{flex:1 1 auto;display:flex;min-height:0;overflow:hidden}

nav.rail{
  flex:0 0 82px;
  background:var(--rail);border-right:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:14px 0;overflow-y:auto;scrollbar-width:none;
}
nav.rail::-webkit-scrollbar{display:none}
nav.rail .rbtn{
  position:relative;width:64px;padding:10px 4px;border-radius:11px;
  display:flex;flex-direction:column;align-items:center;gap:6px;
  color:var(--ink-3);font-size:10px;font-weight:570;letter-spacing:.005em;
  text-align:center;line-height:1.15;
  transition:color .18s var(--ease), background .18s var(--ease);
}
nav.rail .rbtn svg{width:20px;height:20px;stroke-width:1.7;transition:transform .2s var(--ease)}
nav.rail .rbtn:hover{color:var(--ink-2);background:color-mix(in srgb, var(--surface) 60%, transparent)}
nav.rail .rbtn:hover svg{transform:translateY(-1px)}
nav.rail .rbtn.active{color:var(--accent);background:var(--surface);box-shadow:var(--shadow-xs)}
nav.rail .rbtn.active::before{
  content:'';position:absolute;left:-9px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg, var(--accent), var(--accent-2));
}

main.stage{flex:1 1 auto;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;scroll-behavior:smooth}
.view{display:none;padding:28px 30px 72px;max-width:1080px;margin:0 auto}
.view.active{display:block;animation:viewIn .3s var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.view-head{margin-bottom:20px}
.view-head h2{font-size:24px;margin-bottom:6px;letter-spacing:-0.028em}
.view-head p{color:var(--ink-2);font-size:13.5px;max-width:66ch;margin:0}

/* ---------- Cards ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:20px;margin-bottom:16px;
  box-shadow:var(--shadow-sm);
}
.card h3{font-size:14.5px;margin-bottom:4px;letter-spacing:-0.015em}
.card .sub{font-size:12px;color:var(--ink-3);margin-bottom:15px;line-height:1.55}
.card.lead{box-shadow:var(--glow)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:14px 0 30px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.hero::before{
  content:'';position:absolute;left:-90px;top:-70px;width:420px;height:260px;
  background:radial-gradient(circle at 30% 40%, var(--accent-ring), transparent 66%);
  filter:blur(26px);pointer-events:none;z-index:-1;
}
.hero h1{
  font-size:clamp(30px,4.6vw,42px);font-weight:700;letter-spacing:-0.04em;margin-bottom:12px;
  background:linear-gradient(112deg, var(--ink) 18%, var(--accent) 62%, var(--accent-2) 96%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  padding-bottom:2px;
}
.hero p{color:var(--ink-2);font-size:14.5px;line-height:1.65;max-width:62ch;margin:0}

/* ---------- Asset picker ---------- */
.asset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:11px}
.asset{
  position:relative;background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--r);padding:15px 14px;text-align:left;overflow:hidden;
  transition:border-color .18s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.asset::after{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(140deg, var(--accent-ring), transparent 48%);
  opacity:0;transition:opacity .2s var(--ease);
}
.asset:hover{transform:translateY(-2px);border-color:var(--line-2);box-shadow:var(--shadow);background:var(--surface)}
.asset:hover::after{opacity:.5}
.asset .ico{
  display:flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:11px;
  background:var(--accent-soft);color:var(--accent);
  transition:background .18s var(--ease), color .18s var(--ease);
}
.asset .ico svg{width:19px;height:19px;stroke-width:1.7}
.asset b{display:block;font-size:13px;margin-bottom:3px;letter-spacing:-0.012em}
.asset small{display:block;font-size:11px;color:var(--ink-3);line-height:1.4}
.asset.sel{
  border-color:var(--accent);background:var(--surface);
  box-shadow:0 0 0 1px var(--accent-ring), var(--shadow);
}
.asset.sel .ico{background:linear-gradient(145deg, var(--accent), var(--accent-2));color:#fff}
.asset .check{
  position:absolute;top:12px;right:12px;width:17px;height:17px;border-radius:50%;
  background:var(--accent);color:#fff;display:none;align-items:center;justify-content:center;
  animation:pop .22s var(--ease) both;
}
.asset.sel .check{display:flex}
.asset .check svg{width:10px;height:10px;stroke-width:3}
@keyframes pop{from{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}

/* ---------- Risk profile ---------- */
.profile-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(152px,1fr));gap:11px}
.pchip{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--r);padding:12px 13px;
}
.pchip .k{display:block;font-size:10.5px;color:var(--ink-3);margin-bottom:4px;letter-spacing:.008em}
.pchip .v{display:block;font-size:15px;font-weight:640;margin-bottom:9px;letter-spacing:-0.018em;font-variant-numeric:tabular-nums}
.pchip .bar{display:block;height:4px;background:var(--surface-3);border-radius:99px;overflow:hidden}
.pchip .bar i{
  display:block;height:100%;border-radius:99px;
  background:linear-gradient(90deg, var(--accent), var(--accent-2));
  transform-origin:left;animation:grow .7s var(--ease) both;
}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}

details.tuning{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}
details.tuning summary{
  font-size:12.5px;font-weight:600;color:var(--ink-2);cursor:pointer;
  list-style:none;display:flex;align-items:center;gap:7px;
  transition:color .16s var(--ease);
}
details.tuning summary::-webkit-details-marker{display:none}
details.tuning summary::before{
  content:'';width:5px;height:5px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;
  transform:rotate(-45deg);transition:transform .2s var(--ease);margin-left:2px;
}
details.tuning[open] summary::before{transform:rotate(45deg)}
details.tuning summary:hover{color:var(--accent)}
.tuning-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(194px,1fr));gap:14px;margin:15px 0}
.tune{display:block;font-size:11.5px;color:var(--ink-3)}
.tune b{display:block;font-size:13.5px;color:var(--ink);margin:3px 0 8px;font-variant-numeric:tabular-nums}
.tune input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer}
.tune select{
  width:100%;padding:8px 9px;border:1px solid var(--line-2);border-radius:var(--r-sm);
  background:var(--surface-2);font-size:12.5px;cursor:pointer;
}
.tune select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}

/* ---------- Telemetry input ---------- */
textarea#logInput{
  width:100%;min-height:130px;resize:vertical;padding:14px;
  border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--surface-2);
  font-family:var(--mono);font-size:12px;line-height:1.65;
  transition:border-color .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
textarea#logInput::placeholder{color:var(--ink-3);opacity:.75}
textarea#logInput:focus{outline:none;border-color:var(--accent);background:var(--surface);box-shadow:0 0 0 3px var(--accent-ring)}
.samplebar{display:flex;gap:8px;flex-wrap:wrap;margin-top:11px;align-items:center}
.samplebar button{
  font-size:11.5px;font-weight:540;padding:6px 11px;
  border:1px solid var(--line-2);border-radius:var(--r-sm);
  background:var(--surface-2);color:var(--ink-2);
  transition:border-color .16s var(--ease), color .16s var(--ease), background .16s var(--ease);
}
.samplebar button:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.note{font-size:11.5px;color:var(--ink-3);line-height:1.6;margin:14px 0 0}

/* ---------- Empty, working, error ---------- */
.empty{
  text-align:center;padding:60px 22px;color:var(--ink-3);
  background:var(--surface);border:1px dashed var(--line-2);border-radius:var(--r-lg);
}
.empty .mark{
  width:42px;height:42px;margin:0 auto 14px;border-radius:12px;
  background:var(--surface-3);color:var(--ink-3);
  display:flex;align-items:center;justify-content:center;
}
.empty .mark svg{width:20px;height:20px;stroke-width:1.6}
.empty b{display:block;font-size:14px;color:var(--ink-2);margin-bottom:5px}
.empty p{font-size:12.5px;margin:0 auto;max-width:38ch;line-height:1.6}

.working{
  display:flex;align-items:center;gap:14px;padding:28px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-sm);
}
.spinner{
  width:20px;height:20px;flex:0 0 auto;border-radius:50%;
  border:2px solid var(--line-2);border-top-color:var(--accent);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.errbox{
  border:1px solid var(--red);border-left-width:3px;
  background:var(--tint-crit);border-radius:var(--r);
  padding:16px 18px;color:var(--ink-2);font-size:13px;line-height:1.65;
}
.errbox b{color:var(--red);display:block;margin-bottom:4px;font-size:13.5px}

/* ---------- Threats ---------- */
.threat-row{
  display:flex;gap:15px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--line-2);
  border-radius:var(--r);padding:16px 17px;margin-bottom:11px;
  box-shadow:var(--shadow-xs);
  transition:box-shadow .18s var(--ease), transform .18s var(--ease);
  animation:rowIn .36s var(--ease) both;
}
.threat-row:hover{box-shadow:var(--shadow);transform:translateY(-1px)}
@keyframes rowIn{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
.threat-row .sev{
  flex:0 0 42px;height:42px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:17px;font-weight:600;font-variant-numeric:tabular-nums;
}
.threat-row .meta{flex:1;min-width:0}
.threat-row .meta b{display:block;font-size:14px;margin-bottom:4px;letter-spacing:-0.015em}
.threat-row .meta p{font-size:12.5px;color:var(--ink-2);margin:0 0 8px;line-height:1.6}
.threat-row .fw{font-size:11px;color:var(--ink-3);font-family:var(--mono);letter-spacing:-0.01em}
.threat-row .conf{flex:0 0 70px;text-align:right}
.threat-row .conf b{display:block;font-size:17px;font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-0.03em}
.threat-row .conf small{font-size:10.5px;color:var(--ink-3)}
.signals{margin-top:9px;display:flex;flex-wrap:wrap;gap:5px}
.signals i{
  font-style:normal;font-family:var(--mono);font-size:10.5px;color:var(--ink-2);
  background:var(--surface-2);border:1px solid var(--line);border-radius:5px;
  padding:3px 7px;line-height:1.4;word-break:break-word;
}

/* ---------- Vulnerabilities ---------- */
.cve-row{
  border-left:2px solid var(--line-2);padding:11px 0 11px 14px;margin-bottom:12px;
}
.cve-row:last-child{margin-bottom:0}
.cve-row .id{font-family:var(--mono);font-weight:600;font-size:13.5px;letter-spacing:-0.02em}
.cve-row p{margin:4px 0 0;font-size:12px;color:var(--ink-2);line-height:1.6}

/* ---------- Score ---------- */
.score-wrap{display:flex;gap:30px;align-items:center;flex-wrap:wrap}
.gauge{position:relative;flex:0 0 auto;filter:drop-shadow(0 8px 18px var(--accent-ring))}
.gauge circle.track{stroke:var(--surface-3)}
.gauge circle.fill{transition:stroke-dashoffset 1.1s var(--ease)}
.gauge .num{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge .num b{font-size:42px;font-family:var(--mono);font-weight:600;line-height:1;letter-spacing:-0.045em;font-variant-numeric:tabular-nums}
.gauge .num span{font-size:10.5px;color:var(--ink-3);margin-top:3px}
.gauge .num .grade{font-size:12px;font-weight:650;margin-top:6px;letter-spacing:-0.01em}
.score-factors{display:grid;gap:10px}
.sf{display:flex;align-items:center;gap:12px;font-size:12px}
.sf .lab{flex:0 0 168px;color:var(--ink-2)}
.sf .track{flex:1;height:7px;background:var(--surface-3);border-radius:99px;overflow:hidden}
.sf .track i{display:block;height:100%;border-radius:99px;transform-origin:left;animation:grow .8s var(--ease) both}
.sf .val{flex:0 0 30px;text-align:right;font-family:var(--mono);color:var(--ink-3);font-variant-numeric:tabular-nums}

/* ---------- Impact ---------- */
.impact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(236px,1fr));gap:11px}
.impact{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:var(--r);padding:14px;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.impact:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.impact.phys{border-left:3px solid var(--red);background:var(--tint-crit)}
.impact .lvl{font-size:10.5px;color:var(--ink-3);margin-bottom:5px;letter-spacing:.01em}
.impact.phys .lvl{color:var(--red);font-weight:560}
.impact b{font-size:12.5px;font-weight:570;line-height:1.5}

/* ---------- Response ---------- */
.rem{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}
.rem:last-child{border-bottom:none;padding-bottom:0}
.rem .n{
  flex:0 0 24px;height:24px;border-radius:50%;
  background:var(--surface-3);border:1px solid var(--line-2);color:var(--ink-3);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-family:var(--mono);font-weight:500;
}
.rem.urgent .n{
  background:linear-gradient(145deg, var(--accent), var(--accent-2));
  border-color:transparent;color:#fff;
  box-shadow:0 4px 10px -4px var(--accent-ring);
}
.rem .txt{flex:1}
.rem .txt b{display:block;font-size:13px;margin-bottom:3px;letter-spacing:-0.012em}
.rem .txt small{font-size:11.5px;color:var(--ink-3);line-height:1.55}
.rem .pri{flex:0 0 auto;font-size:11px;color:var(--ink-3);padding-top:4px}
.rem.urgent .pri{color:var(--accent);font-weight:560}

/* ---------- Report ---------- */
.report{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);
}
.rhead{
  padding:20px 22px;border-bottom:1px solid var(--line);
  background:linear-gradient(135deg, var(--accent-soft), var(--surface-2));
}
.rhead h3{font-size:16px;letter-spacing:-0.022em}
.rbody{padding:22px}
.rbody h4{font-size:12px;margin:20px 0 7px;color:var(--ink-3);font-weight:600;letter-spacing:.02em}
.rbody h4:first-of-type{margin-top:0}
.rbody ul{margin:0;padding-left:19px;font-size:12.5px;color:var(--ink-2);line-height:1.8}
.rbody p{font-size:12.5px;color:var(--ink-2);line-height:1.7;margin:0}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(152px,1fr));gap:14px;margin-bottom:6px}
.kv .k{display:block;font-size:10.5px;color:var(--ink-3);margin-bottom:3px}
.kv .v{display:block;font-size:14px;font-weight:620;letter-spacing:-0.018em;font-variant-numeric:tabular-nums}

/* ---------- Intel feed ---------- */
.feed-row{
  display:flex;gap:14px;padding:12px 18px;border-bottom:1px solid var(--line);
  font-size:12px;align-items:baseline;transition:background .15s var(--ease);
}
.feed-row:last-child{border-bottom:none}
.feed-row:hover{background:var(--surface-2)}
.feed-row .cve{flex:0 0 146px;font-family:var(--mono);font-weight:500;letter-spacing:-0.02em}
.feed-row .desc{flex:1;color:var(--ink-2);min-width:0}
.feed-row .when{flex:0 0 88px;text-align:right;color:var(--ink-3);font-family:var(--mono);font-size:11px}
.feedstate{font-size:12px;color:var(--ink-3)}

/* ---------- Disclaimer ---------- */
.disclaimer{
  border:1px solid var(--line);border-left:3px solid var(--line-2);
  background:var(--surface-2);border-radius:var(--r);
  padding:14px 17px;font-size:12px;color:var(--ink-2);line-height:1.65;
}
.disclaimer b{color:var(--ink)}

/* ---------- Guided walkthrough ---------- */
#coach{
  position:fixed;right:24px;bottom:24px;width:320px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:18px;z-index:60;
  box-shadow:var(--shadow-lg);display:none;
  border-top:3px solid var(--accent);
}
#coach.show{display:block;animation:coachIn .3s var(--ease) both}
@keyframes coachIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
#coach .ch{display:flex;align-items:baseline;gap:9px;margin-bottom:8px}
#coach .ch b{font-size:13.5px;flex:1;letter-spacing:-0.015em}
#coach .ch span{font-size:11px;color:var(--ink-3);font-family:var(--mono)}
#coach p{font-size:12.5px;color:var(--ink-2);line-height:1.6;margin:0 0 15px}
#coach .cf{display:flex;gap:8px;align-items:center}
#coach .cf .skip{font-size:11.5px;color:var(--ink-3);flex:1;text-align:left;transition:color .16s var(--ease)}
#coach .cf .skip:hover{color:var(--ink-2)}

/* ---------- Toast ---------- */
#toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:80;
  display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;
}
.toast{
  background:var(--ink);color:var(--bg);
  padding:10px 17px;border-radius:99px;font-size:12.5px;font-weight:520;
  max-width:86vw;box-shadow:var(--shadow-lg);
  animation:toastIn .26s var(--ease) both;
}
@keyframes toastIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- Responsive ---------- */
@media (max-width:760px){
  .body{flex-direction:column}
  main.stage{order:1}
  nav.rail{
    order:2;flex:0 0 auto;flex-direction:row;width:100%;
    overflow-x:auto;border-right:none;border-top:1px solid var(--line);
    padding:8px 6px;gap:4px;
  }
  nav.rail .rbtn{flex:0 0 auto;width:60px;font-size:9.5px;padding:8px 4px}
  nav.rail .rbtn.active::before{left:50%;top:-8px;transform:translateX(-50%);width:22px;height:3px;border-radius:0 0 3px 3px}
  header.topbar{padding-left:14px;padding-right:14px}
  .brand small{display:none}
  .view{padding:20px 16px 44px}
  .score-wrap{gap:20px;justify-content:center}
  .sf .lab{flex:0 0 124px}
  #coach{right:12px;left:12px;width:auto;bottom:84px}
  #toast{bottom:88px}
}

/* ---------- Motion preference ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  main.stage{scroll-behavior:auto}
}

/* ---------- Print ---------- */
@media print{
  nav.rail,header.topbar,#coach,#toast,.btn,.iconbtn{display:none !important}
  body{background:#fff}
  .view{display:none !important}
  .view#view-report{display:block !important;padding:0;max-width:none}
  .report{box-shadow:none;border-color:#ccc}
  .rhead{background:#fff}
}