/* Sentinel-X styles. Designed and developed by Nikhil Chary Sriramoju */
:root{
  --bg:#f3f7f6; --bg2:#e5eeec; --panel:rgba(255,255,255,.82); --ink:#0b1a20; --muted:#4b6068;
  --line:rgba(11,26,32,.16); --def:#0a8f76; --on-def:#ffffff; --ai:#4b57d6; --threat:#b95309;
  --crit:#c81e42; --code-bg:#0e1c22; --code-ink:#cfe9e3; --grid:rgba(11,26,32,.05);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#06131a; --bg2:#0a1d26; --panel:rgba(12,34,44,.72); --ink:#e3f5f0; --muted:#8fb0ab;
    --line:rgba(143,214,198,.22); --def:#4fe3c1; --on-def:#032018; --ai:#8c98ff; --threat:#ffb547;
    --crit:#ff6b81; --code-bg:#040d12; --code-ink:#cfe9e3; --grid:rgba(143,214,198,.05);
  }
}
:root[data-theme="dark"]{
  --bg:#06131a; --bg2:#0a1d26; --panel:rgba(12,34,44,.72); --ink:#e3f5f0; --muted:#8fb0ab;
  --line:rgba(143,214,198,.22); --def:#4fe3c1; --on-def:#032018; --ai:#8c98ff; --threat:#ffb547;
  --crit:#ff6b81; --code-bg:#040d12; --code-ink:#cfe9e3; --grid:rgba(143,214,198,.05);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 Figtree,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Bricolage Grotesque',Figtree,system-ui,sans-serif;line-height:1.08;letter-spacing:-.02em;margin:0}
h2{font-size:clamp(1.9rem,4.2vw,3rem);max-width:20ch;font-weight:700}
h3{font-size:1.25rem;font-weight:650}
p{margin:0}
a{color:inherit}
code,pre,.mono{font-family:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace}
:focus-visible{outline:2px solid var(--def);outline-offset:3px;border-radius:4px}
.wrap{width:min(1180px,92%);margin-inline:auto}
section{padding:clamp(56px,9vw,110px) 0}
.alt{background:var(--bg2)}
.lead{color:var(--muted);max-width:62ch;margin-top:16px;font-size:1.06rem}
.head{margin-bottom:34px}

/* nav */
nav{position:fixed;inset:0 0 auto 0;z-index:50;height:60px;display:flex;align-items:center;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font:800 1.15rem 'Bricolage Grotesque',sans-serif;text-decoration:none;letter-spacing:-.01em;display:flex;align-items:center;gap:9px}
.brand i{width:12px;height:12px;background:var(--def);display:inline-block;transform:rotate(45deg);border-radius:2px}
.links{display:flex;gap:22px;font-size:.93rem}
.links a{text-decoration:none;color:var(--muted);padding:6px 0}
.links a:hover{color:var(--ink)}
.menu{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:7px 12px;font:600 .9rem Figtree,sans-serif;cursor:pointer}
@media(max-width:860px){
  .menu{display:block}
  .links{position:absolute;top:60px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);display:none;padding:8px 4%}
  .links.open{display:flex}
  .links a{padding:13px 0;border-bottom:1px solid var(--line)}
}

/* buttons */
.btn{display:inline-block;padding:.72em 1.25em;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);font:600 .95rem Figtree,sans-serif;cursor:pointer;text-decoration:none;transition:background .2s,border-color .2s}
.btn:hover{border-color:var(--def)}
.btn.primary{background:var(--def);color:var(--on-def);border-color:transparent}
.btn.primary:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.small{padding:.45em .95em;font-size:.86rem}
.chip{display:inline-block;border:1px solid var(--line);border-radius:6px;padding:.22em .6em;font-size:.86rem;color:var(--muted);background:transparent;font-family:inherit}
button.chip{cursor:pointer}
button.chip:hover,button.chip[aria-pressed="true"]{border-color:var(--def);color:var(--ink)}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding:110px 0 70px;background:
  linear-gradient(var(--grid) 1px,transparent 1px) 0 0/44px 44px,
  linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/44px 44px,var(--bg)}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.hero-copy{position:relative;z-index:2;max-width:620px;pointer-events:none}
.hero-copy a,.hero-copy button{pointer-events:auto}
.hero h1{font-size:clamp(3.4rem,11vw,8rem);font-weight:800;letter-spacing:-.05em}
.tag{font:600 clamp(1.15rem,2.4vw,1.6rem)/1.3 'Bricolage Grotesque',sans-serif;margin-top:14px;max-width:26ch}
.hero .lead{max-width:52ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.credit{margin-top:30px;padding-top:16px;border-top:1px solid var(--line);font-size:.95rem;color:var(--muted)}
.credit b{display:block;color:var(--ink);font:700 1.05rem 'Bricolage Grotesque',sans-serif;letter-spacing:.01em;margin-top:2px}
.hero-live{position:absolute;z-index:2;right:4%;bottom:26px;font-size:.85rem;color:var(--muted);text-align:right}
.hero-live b{color:var(--def);font-variant-numeric:tabular-nums}
@media(max-width:860px){
  .hero{display:block;padding-top:calc(54svh - 30px)}
  .hero-canvas{height:56%}
  .hero-live{display:none}
}

/* panels */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;backdrop-filter:blur(8px)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:start}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:.88rem;color:var(--muted);flex-wrap:wrap}
.bar b{color:var(--ink);font-weight:600}
.pad{padding:18px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--def);margin-right:6px;box-shadow:0 0 0 0 var(--def);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 7px transparent}100%{box-shadow:0 0 0 0 transparent}}
@media(prefers-reduced-motion:reduce){.dot{animation:none}html{scroll-behavior:auto}}

/* architecture */
.stack-canvas{width:100%;aspect-ratio:5/4;display:block;cursor:grab;touch-action:pan-y}
@media(max-width:900px){.stack-canvas{aspect-ratio:1/1}}
.layers{display:flex;flex-direction:column;gap:8px}
.layer{display:flex;align-items:center;gap:12px;text-align:left;width:100%;background:transparent;border:1px solid var(--line);border-radius:10px;padding:11px 14px;color:var(--ink);font:600 .98rem Figtree,sans-serif;cursor:pointer}
.layer i{width:12px;height:12px;border-radius:3px;flex:none}
.layer[aria-pressed="true"]{border-color:var(--def);background:color-mix(in srgb,var(--def) 10%,transparent)}
.detail{margin-top:14px;padding:18px}
.detail h3{margin-bottom:8px}
.detail p{color:var(--muted)}
.detail dl{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:14px 0 0;font-size:.93rem}
.detail dt{color:var(--muted)}
.detail dd{margin:0}

/* SOC */
.counters{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}
.counters div{padding:14px 16px;border-right:1px solid var(--line)}
.counters div:last-child{border-right:0}
.counters b{display:block;font:700 1.6rem 'Bricolage Grotesque',sans-serif;font-variant-numeric:tabular-nums}
.counters span{font-size:.82rem;color:var(--muted)}
@media(max-width:560px){.counters{grid-template-columns:repeat(2,1fr)}.counters div:nth-child(2){border-right:0}.counters div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
#spark{width:100%;height:84px;display:block;border-bottom:1px solid var(--line)}
.feed{font-family:'IBM Plex Mono',monospace;font-size:.82rem;min-height:290px}
.ev{display:grid;grid-template-columns:64px 1fr auto;gap:10px;padding:9px 16px;border-bottom:1px solid var(--line);align-items:center}
.ev:last-child{border-bottom:0}
.sev{font-weight:500;display:flex;align-items:center;gap:6px}
.sev::before{content:"";width:8px;height:8px;border-radius:2px;background:currentColor}
.s-crit{color:var(--crit)}.s-high{color:var(--threat)}.s-med{color:var(--ai)}.s-low,.s-info{color:var(--muted)}
.ev .m{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ev .m small{color:var(--muted)}
.ev .act{color:var(--muted);font-size:.78rem}
@media(max-width:560px){.ev{grid-template-columns:58px 1fr}.ev .act{display:none}}
.controls{display:flex;gap:10px;flex-wrap:wrap;padding:14px 16px}

/* vision */
.byte-wrap{position:relative;width:min(100%,280px);aspect-ratio:1;margin:0 auto}
#byteCanvas{width:100%;height:100%;image-rendering:pixelated;border:1px solid var(--line);border-radius:8px;background:#000}
.probs{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.prob .row{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:4px}
.track{height:8px;border-radius:99px;background:var(--line);overflow:hidden}
.fill{height:100%;background:var(--def);width:0;transition:width .5s ease;border-radius:99px}
.fill.top{background:var(--threat)}
.verdict{margin-top:16px;padding:14px 16px;border:1px solid var(--line);border-radius:10px;font-size:.95rem}
.verdict b{font-family:'Bricolage Grotesque',sans-serif;font-size:1.1rem}
.stats{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:12px;font-size:.86rem;color:var(--muted)}
.row-btns{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.note{font-size:.84rem;color:var(--muted);margin-top:12px}
label.file{cursor:pointer}
label.file input{position:absolute;opacity:0;width:1px;height:1px}
label.file:focus-within{outline:2px solid var(--def);outline-offset:3px}

/* RAG */
.qbox{display:flex;gap:10px;flex-wrap:wrap}
.qbox input{flex:1 1 260px;padding:.75em 1em;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);font:500 1rem Figtree,sans-serif}
.answer{margin-top:18px;padding:16px 18px;border-left:3px solid var(--def);background:color-mix(in srgb,var(--def) 8%,transparent);border-radius:0 10px 10px 0}
.answer.none{border-color:var(--threat);background:color-mix(in srgb,var(--threat) 8%,transparent)}
.answer sup{color:var(--def);font-weight:600}
.src{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-direction:column;gap:10px}
.src li{border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.src .t{display:flex;justify-content:space-between;gap:10px;font-weight:600;margin-bottom:6px}
.src .t span:last-child{font-family:'IBM Plex Mono',monospace;font-weight:400;color:var(--muted);font-size:.85rem}
.src p{font-size:.9rem;color:var(--muted)}

/* agents */
.agents{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.agent{border:1px solid var(--line);border-radius:8px;padding:.35em .8em;font-size:.88rem;color:var(--muted);transition:all .25s}
.agent.on{border-color:var(--ai);color:var(--ink);background:color-mix(in srgb,var(--ai) 14%,transparent)}
.agent.done{color:var(--ink);border-color:var(--def)}
.timeline{list-style:none;margin:0;padding:0;min-height:120px}
.step{display:grid;grid-template-columns:96px 1fr;gap:12px;padding:12px 18px;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step .who{font-weight:600;font-size:.92rem}
.step code{display:block;font-size:.78rem;color:var(--ai);margin-bottom:2px;word-break:break-word}
.step p{font-size:.93rem}
@media(max-width:560px){.step{grid-template-columns:1fr;gap:2px}}
.gate{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 18px;border-top:1px solid var(--line);background:color-mix(in srgb,var(--threat) 10%,transparent)}
.report{padding:18px;border-top:1px solid var(--line)}
.report h4{font-size:1.1rem;margin-bottom:10px}
.report dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:0;font-size:.93rem}
.report dt{color:var(--muted)}.report dd{margin:0}
.empty{padding:26px 18px;color:var(--muted)}
.check{display:flex;gap:8px;align-items:center;font-size:.9rem;color:var(--muted)}

/* docker */
.code{position:relative}
pre{margin:0;background:var(--code-bg);color:var(--code-ink);padding:18px;border-radius:12px;overflow-x:auto;font-size:.8rem;line-height:1.6;max-height:520px}
.code .btn{position:absolute;top:10px;right:10px;background:var(--code-bg)}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:500}
.tablewrap{overflow-x:auto}

/* trust / roadmap */
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:800px){.two{grid-template-columns:1fr}}
.list{margin:14px 0 0;padding-left:1.1em;color:var(--muted)}
.list li{margin:8px 0}.list li b{color:var(--ink);font-weight:600}
.targets{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:26px}
.targets div{border-top:2px solid var(--def);padding-top:12px}
.targets b{display:block;font:700 1.9rem 'Bricolage Grotesque',sans-serif}
.targets span{color:var(--muted);font-size:.9rem}
ol.road{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:p}
@media(max-width:900px){ol.road{grid-template-columns:1fr 1fr}}
@media(max-width:560px){ol.road{grid-template-columns:1fr}}
ol.road li{counter-increment:p;border-left:2px solid var(--line);padding-left:16px}
ol.road li::before{content:"Phase " counter(p);font:600 .82rem Figtree,sans-serif;color:var(--def)}
ol.road h3{margin:4px 0 6px;font-size:1.1rem}
ol.road p{color:var(--muted);font-size:.93rem}

footer{padding:56px 0 40px;border-top:1px solid var(--line)}
footer .big{font:800 clamp(1.5rem,4vw,2.6rem)/1.1 'Bricolage Grotesque',sans-serif;letter-spacing:-.03em}
footer .small{color:var(--muted);font-size:.86rem;margin-top:18px;max-width:80ch}
footer .lnk{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px}

/* ===== v2 additions ===== */
.nav-tools{display:flex;align-items:center;gap:8px}
.icon-btn{background:transparent;border:1px solid var(--line);color:var(--ink);border-radius:8px;height:36px;min-width:36px;padding:0 10px;font:600 .85rem Figtree,sans-serif;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.icon-btn:hover{border-color:var(--def)}
.icon-btn kbd{font:500 .72rem 'IBM Plex Mono',monospace;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:0 4px}
@media(max-width:860px){.icon-btn kbd{display:none}}
.links{flex-wrap:wrap}
@media(min-width:861px){.links{gap:16px;font-size:.88rem}}

/* dialog / command palette */
dialog{border:1px solid var(--line);border-radius:14px;background:var(--bg2);color:var(--ink);padding:0;width:min(560px,92vw);max-height:80vh;box-shadow:0 30px 80px rgba(0,0,0,.45)}
dialog::backdrop{background:rgba(2,8,12,.6);backdrop-filter:blur(3px)}
.pal-in{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--ink);padding:16px 18px;font:500 1.05rem Figtree,sans-serif;outline:none}
.pal-list{list-style:none;margin:0;padding:6px;max-height:50vh;overflow:auto}
.pal-list li{padding:10px 12px;border-radius:8px;cursor:pointer;display:flex;justify-content:space-between;gap:12px}
.pal-list li small{color:var(--muted)}
.pal-list li[aria-selected="true"]{background:color-mix(in srgb,var(--def) 16%,transparent)}
.pal-foot{padding:8px 16px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}

/* globe */
.globe-canvas{width:100%;aspect-ratio:1/1;display:block;cursor:grab;touch-action:pan-y;max-height:640px;margin-inline:auto}
.attacks{list-style:none;margin:0;padding:0;font-family:'IBM Plex Mono',monospace;font-size:.82rem;min-height:250px}
.attacks li{padding:9px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px}
.attacks li span:last-child{color:var(--muted)}
.range{display:flex;align-items:center;gap:12px;padding:14px 16px;font-size:.9rem;color:var(--muted)}
.range input{flex:1;accent-color:var(--def)}

/* MITRE matrix */
.matrix{display:grid;grid-template-columns:repeat(7,minmax(120px,1fr));gap:10px;overflow-x:auto;padding-bottom:6px}
.tac h4{font-size:.92rem;margin-bottom:8px;color:var(--muted);font-weight:600}
.tech{border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin-bottom:8px;font-size:.82rem;position:relative;overflow:hidden;min-height:52px}
.tech b{display:block;font-family:'IBM Plex Mono',monospace;font-weight:500;font-size:.78rem}
.tech .n{position:absolute;right:8px;top:6px;font-family:'IBM Plex Mono',monospace;font-size:.78rem}
.tech::before{content:"";position:absolute;inset:0;background:var(--threat);opacity:var(--h,0);transition:opacity .4s;pointer-events:none}
.tech span{position:relative}

/* tabs / tools */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.tabpanel{display:none}.tabpanel.on{display:block}
textarea,.field{width:100%;padding:.8em 1em;border-radius:10px;border:1px solid var(--line);background:transparent;color:var(--ink);font:500 .92rem 'IBM Plex Mono',monospace}
textarea{min-height:170px;resize:vertical}
input.field{font-family:Figtree,sans-serif;font-size:1rem}
.meter{height:10px;border-radius:99px;background:var(--line);overflow:hidden;margin:12px 0}
.meter i{display:block;height:100%;width:0;background:var(--def);transition:width .4s,background .4s}
.findings{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.findings li{border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:.92rem;display:flex;justify-content:space-between;gap:12px}
.findings li small{color:var(--muted)}
.badge{font:600 .78rem Figtree,sans-serif;border-radius:6px;padding:.1em .55em;border:1px solid currentColor;white-space:nowrap}
.kpis{display:flex;gap:18px;flex-wrap:wrap;margin-top:12px;font-size:.9rem;color:var(--muted)}
.kpis b{color:var(--ink)}

/* copilot */
.chat{display:flex;flex-direction:column;height:min(560px,70vh)}
.msgs{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:88%;padding:11px 14px;border-radius:12px;border:1px solid var(--line);font-size:.95rem;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.me{align-self:flex-end;background:color-mix(in srgb,var(--def) 14%,transparent)}
.msg.ai{align-self:flex-start}
.msg small{display:block;color:var(--muted);margin-top:6px}
.chat-in{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.chat-in input{flex:1;min-width:0}

/* settings / status */
.status{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;color:var(--muted)}
.status i{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.status.on i{background:var(--def)}
.status.bad i{background:var(--crit)}
.horizon{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:34px}
.horizon div{border:1px solid var(--line);border-radius:12px;padding:16px}
.horizon h3{font-size:1.05rem;margin-bottom:6px}
.horizon p{color:var(--muted);font-size:.92rem}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--code-bg);color:var(--code-ink);padding:10px 18px;border-radius:99px;font-size:.9rem;z-index:80;opacity:0;pointer-events:none;transition:opacity .25s}
.toast.on{opacity:1}
.skip{position:absolute;left:-999px;top:8px;background:var(--def);color:var(--on-def);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

@media print{
  nav,.hero,.controls,.row-btns,#scen,.no-print,footer .lnk,canvas{display:none!important}
  body{background:#fff;color:#000}
  section{padding:12px 0}
  .panel{border-color:#999;background:#fff}
}

/* nav collapses earlier because of the extra tools */
@media(max-width:1100px){
  .menu{display:block}
  .links{position:absolute;top:60px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);display:none;padding:8px 4%}
  .links.open{display:flex}
  .links a{padding:13px 0;border-bottom:1px solid var(--line)}
  .icon-btn kbd{display:none}
}

/* grid children may shrink, so wide code and tables scroll inside their own box */
.split>*,.two>*,.wrap>*{min-width:0}
.qbox input{min-width:0}
pre{max-width:100%}