/* ============================================================
   KHWARIZM INNOVATIONS — design system
   Palette : abyss / slate / teal / gold / deny
   Type    : Bricolage Grotesque (display) · IBM Plex Sans (body)
             JetBrains Mono (utility — the engineer's face)
   ============================================================ */

:root{
  /* ---- brand constants: identical in both themes ---- */
  --gold-lt:#F4DB84;

  /* ================= DARK (default) ================= */
  --abyss:#04090E;
  --deep:#070E15;
  --slate:#0C1721;
  --panel-a:rgba(18,33,48,.60);
  --panel-b:rgba(7,14,21,.35);
  --nav-a:rgba(4,9,14,.95);
  --nav-b:rgba(4,9,14,.60);

  --edge:rgba(120,200,200,.12);
  --edge-hot:rgba(43,212,192,.42);
  --grid-line:rgba(120,200,200,.045);

  --white:#F2F7F8;
  --lede:#B4C5CD;
  --text:#93A7B2;
  --text-dim:#677B85;

  --teal:#2BD4C0;              /* accent on dark */
  --teal-deep:#0E8C93;
  --node-fill:#0C1721;         /* canvas node interior */
  --gold:#B98F1E;
  --deny:#E5533C;              /* denied packets / blocked state only */
  --on-accent:#04121A;         /* dark text on the bright-teal button */
  --btn-hover:#F4DB84;         /* pale gold; dark text reads on it */

  /* ---- type ---- */
  --display:'Bricolage Grotesque',Georgia,serif;
  --body:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  /* ---- metrics ---- */
  --rail:78px;
  --maxw:1120px;
  --measure:66ch;              /* hard cap on line length */
  --gut:32px;
  --pad-cell:28px;      /* uniform inner padding for every divided cell */
  --ease:cubic-bezier(.22,1,.36,1);
}

/* ================= LIGHT ================= */
:root[data-theme="light"]{
  --abyss:#F6F8F9;
  --deep:#FFFFFF;
  --slate:#EEF3F4;
  --panel-a:rgba(255,255,255,.92);
  --panel-b:rgba(238,243,244,.55);
  --nav-a:rgba(246,248,249,.96);
  --nav-b:rgba(246,248,249,.74);

  --edge:rgba(11,42,58,.14);
  --edge-hot:rgba(14,124,126,.55);
  --grid-line:rgba(11,42,58,.05);

  --white:#0A2230;             /* "strongest" text -> ink on light */
  --lede:#37505C;
  --text:#46606C;

  --teal:#0B7C71;              /* deeper accent for contrast on light */
  --teal-deep:#0A5F63;
  --node-fill:#FFFFFF;
  --gold:#946A00;              /* darkened -> 4.56:1 on light */
  --deny:#C33018;              /* darkened -> AA on light */
  --on-accent:#FFFFFF;         /* white text on the deep-teal button */
  --btn-hover:#946A00;         /* deep gold; white text reads on it */
  --text-dim:#59717C;          /* -> >=4.5:1 on light */
}

html{color-scheme:dark}
html[data-theme="light"]{color-scheme:light}

/* theme cross-fade */
body,.top,.rail,.cell,.panel,.detail,.grid,.facts,.sim{
  transition:background-color .35s var(--ease),border-color .35s var(--ease),color .35s var(--ease);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--abyss);color:var(--text);
  font-family:var(--body);font-weight:300;line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg,canvas{display:block;max-width:100%}
::selection{background:var(--teal);color:var(--on-accent)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.shell{padding-left:var(--rail)}
@media(max-width:900px){ .shell{padding-left:0} }

/* ============================================================
   LEFT RAIL — a section index, like a monitor sidebar
   ============================================================ */
.rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:60;
  border-right:1px solid var(--edge);
  background:linear-gradient(180deg,var(--deep),var(--abyss));
  display:flex;flex-direction:column;align-items:center;
  justify-content:space-between;padding:22px 0;
}
.rail-mark{width:34px;height:34px}
.rail-mark svg{width:100%;height:100%}
.rail-idx{display:flex;flex-direction:column;gap:26px;align-items:center}
.rail-idx a{
  font-family:var(--mono);font-size:.6rem;letter-spacing:.2em;
  color:var(--text-dim);text-decoration:none;
  writing-mode:vertical-rl;transform:rotate(180deg);
  padding:6px 3px;transition:color .3s var(--ease);position:relative;
}
.rail-idx a::after{
  content:"";position:absolute;left:-9px;top:50%;transform:translateY(-50%) scale(0);
  width:4px;height:4px;border-radius:50%;background:var(--gold);
  transition:transform .3s var(--ease);
}
.rail-idx a:hover{color:var(--teal)}
.rail-idx a.on{color:var(--white)}
.rail-idx a.on::after{transform:translateY(-50%) scale(1)}
.rail-ar{font-family:'Tajawal',sans-serif;font-weight:700;color:var(--gold);
  font-size:1.05rem;writing-mode:vertical-rl;opacity:.7}
@media(max-width:900px){ .rail{display:none} }

/* ============================================================
   TOP BAR (mobile + page nav)
   ============================================================ */
.top{
  position:sticky;top:0;z-index:55;
  backdrop-filter:blur(14px) saturate(1.2);
  background:linear-gradient(180deg,var(--nav-a),var(--nav-b));
  border-bottom:1px solid var(--edge);
}
.top-in{max-width:var(--maxw);margin:0 auto;padding:13px var(--gut);
  display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-mark{width:30px;height:30px;flex:none}
.brand-n{font-family:var(--display);font-weight:700;font-size:.92rem;
  letter-spacing:.1em;color:var(--white);line-height:1;display:block}
.brand-s{font-family:var(--mono);font-size:.5rem;letter-spacing:.32em;
  color:var(--teal);margin-top:4px;display:block}
.top-links{display:flex;gap:26px;align-items:center}
.top-links a{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-dim);text-decoration:none;
  transition:color .25s var(--ease);padding:4px 0}
.top-links a:hover{color:var(--teal)}
.top-links a.active{color:var(--white);box-shadow:inset 0 -1px 0 var(--gold)}
.top-cta{border:1px solid var(--edge-hot);color:var(--teal)!important;
  padding:9px 17px;border-radius:1px;transition:all .3s var(--ease)}
.top-cta:hover{background:var(--teal);color:var(--on-accent)!important;box-shadow:0 0 24px rgba(43,212,192,.35)}
@media(max-width:700px){
  .top-in{flex-wrap:wrap;justify-content:center;gap:12px}
  .top-links{gap:16px;flex-wrap:wrap;justify-content:center}
  .top-links a{font-size:.62rem}
}

/* ============================================================
   TYPE
   ============================================================ */
.eyebrow{font-family:var(--mono);font-size:.66rem;letter-spacing:.3em;
  text-transform:uppercase;color:var(--teal);
  display:flex;align-items:center;gap:12px;margin-bottom:22px}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold);flex:none}
.eyebrow.gold{color:var(--gold)}
.eyebrow.gold::before{background:var(--teal)}

h1{font-family:var(--display);font-weight:700;
  font-size:clamp(2.3rem,4.6vw,3.9rem);line-height:1.0;
  letter-spacing:-.035em;color:var(--white)}
h1 .glow{
  background:linear-gradient(96deg,var(--teal) 10%,var(--teal-deep) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;
}
h2{font-family:var(--display);font-weight:600;letter-spacing:-.028em;
  color:var(--white);font-size:clamp(1.7rem,2.9vw,2.4rem);line-height:1.12}
h3{font-family:var(--display);font-weight:600;font-size:1.35rem;
  color:var(--white);letter-spacing:-.015em;line-height:1.25}
p{color:var(--text)}
.lede{margin-top:26px;max-width:min(33em,var(--measure));font-size:1.1rem;color:var(--lede);font-weight:300}
strong{color:var(--white);font-weight:500}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;padding:16px 30px;border-radius:1px;
  text-decoration:none;display:inline-block;position:relative;
  transition:all .35s var(--ease);border:1px solid transparent;cursor:pointer}
.btn-solid{background:var(--teal);color:var(--on-accent);font-weight:600}
.btn-solid:hover{background:var(--btn-hover);transform:translateY(-2px);
  box-shadow:0 12px 34px -12px rgba(43,212,192,.6)}
.btn-ghost{border-color:var(--edge);color:var(--white);background:transparent}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal);
  background:rgba(43,212,192,.05)}
.cta-row{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap}

/* ============================================================
   HERO + PACKET CANVAS  (the signature)
   ============================================================ */
.hero{min-height:calc(100svh - 62px);display:grid;
  grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:56px 0 40px}
@media(max-width:1000px){.hero{grid-template-columns:1fr;gap:34px;min-height:0;padding:64px 0 40px}}

.sim{position:relative;border:1px solid var(--edge);border-radius:2px;
  background:linear-gradient(155deg,var(--panel-a),var(--panel-b));
  overflow:hidden;isolation:isolate}
.sim::before{ /* faint scanning sheen */
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(115deg,transparent 44%,rgba(43,212,192,.028) 50%,transparent 56%);
  background-size:250% 100%;animation:sheen 14s linear infinite;
}
@keyframes sheen{from{background-position:180% 0}to{background-position:-80% 0}}
.sim-head{display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:12px 15px;border-bottom:1px solid var(--edge);
  font-family:var(--mono);font-size:.6rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--text-dim);position:relative;z-index:3}
.sim-head .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 10px var(--teal);animation:pulse 2s ease-in-out infinite;display:inline-block;margin-right:8px}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
#packet-canvas{width:100%;height:auto;aspect-ratio:1/.78;display:block}
.sim-foot{display:flex;gap:0;border-top:1px solid var(--edge);position:relative;z-index:3}
.stat{flex:1;padding:11px 14px;border-right:1px solid var(--edge)}
.stat:last-child{border-right:none}
.stat-k{font-family:var(--mono);font-size:.54rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--text-dim)}
.stat-v{font-family:var(--mono);font-size:1.02rem;margin-top:4px;font-weight:500;
  font-variant-numeric:tabular-nums}
.stat-v.allow{color:var(--teal)}
.stat-v.deny{color:var(--deny)}
.stat-v.neutral{color:var(--white)}
.sim-hint{padding:10px 15px;border-top:1px solid var(--edge);
  font-family:var(--mono);font-size:.6rem;letter-spacing:.08em;
  color:var(--text-dim);position:relative;z-index:3;text-align:center}
.sim-hint b{color:var(--gold);font-weight:400}

/* static fallback shown when motion is reduced */
.sim-static{display:none;padding:26px;text-align:center}
.sim-static p{font-family:var(--mono);font-size:.7rem;line-height:1.9;color:var(--text-dim)}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{padding:112px 0;position:relative}
.section-tight{padding:64px 0}
.sec-head{margin-bottom:52px;max-width:50em}
.sec-head p{margin-top:16px;max-width:min(40em,var(--measure))}

/* rule with a node on it — structural, not decorative */
.rule{height:1px;background:var(--edge);position:relative;margin:0}
.rule::after{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--gold)}

/* ============================================================
   CARDS
   ============================================================ */
.grid{display:grid;gap:1px;background:var(--edge);border:1px solid var(--edge)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:980px){.grid-3{grid-template-columns:1fr}}
@media(max-width:820px){.grid-2{grid-template-columns:1fr}}

.cell{background:var(--abyss);padding:40px 34px;position:relative;
  transition:background .45s var(--ease)}
.cell:hover{background:var(--slate)}
.cell-i{font-family:var(--mono);font-size:.62rem;letter-spacing:.2em;
  color:var(--gold);margin-bottom:20px;display:block}
.cell h3{margin-bottom:12px}
.cell p{font-size:.96rem;max-width:var(--measure)}
.cell ul{margin-top:22px;list-style:none;display:grid;gap:10px}
.cell li{font-size:.88rem;color:var(--text-dim);padding-left:18px;position:relative}
.cell li::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;
  background:var(--teal);border-radius:50%;
  transition:box-shadow .3s var(--ease)}
.cell:hover li::before{box-shadow:0 0 8px var(--teal)}

/* ============================================================
   FACTS STRIP
   ============================================================ */
.facts{display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);
  border-left:1px solid var(--edge);border-right:1px solid var(--edge)}
@media(max-width:820px){.facts{grid-template-columns:1fr 1fr}}
.fact{padding:32px var(--pad-cell);border-right:1px solid var(--edge)}
.fact:last-child{border-right:none}
@media(max-width:820px){
  .fact:nth-child(2n){border-right:none}
  .fact:nth-child(-n+2){border-bottom:1px solid var(--edge)}
}
.fact-k{font-family:var(--mono);font-size:.58rem;letter-spacing:.24em;
  text-transform:uppercase;color:var(--text-dim)}
.fact-v{font-family:var(--display);font-weight:600;font-size:1.16rem;
  color:var(--white);margin-top:10px;letter-spacing:-.01em}
.fact-v small{display:block;font-family:var(--body);font-weight:300;
  font-size:.78rem;color:var(--teal);margin-top:5px;letter-spacing:0}

/* ============================================================
   STEPS  (a real ordered sequence)
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--edge);border-left:1px solid var(--edge)}
.step{padding:34px var(--pad-cell);border-right:1px solid var(--edge);position:relative}
.step:last-child{border-right:none}

@media(max-width:900px){
  .steps{grid-template-columns:1fr 1fr}
  .step:nth-child(2n){border-right:none}
  .step:nth-child(n+3){border-top:1px solid var(--edge)}
}
@media(max-width:560px){
  .steps{grid-template-columns:1fr}
  .step{border-right:none}
  .step:nth-child(n+2){border-top:1px solid var(--edge)}
}
.step::before{content:"";position:absolute;top:-1px;left:0;width:0;height:1px;
  background:var(--teal);transition:width .8s var(--ease)}
.step.in::before{width:100%}
.step-n{font-family:var(--mono);font-size:.64rem;color:var(--gold);letter-spacing:.22em}
.step h3{font-size:1.08rem;margin-top:14px}
.step p{margin-top:10px;font-size:.9rem}

/* ============================================================
   SPLIT / ABOUT
   ============================================================ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:32px}}
.split p{margin-bottom:18px;max-width:var(--measure)}
.quote{border-left:1px solid var(--gold);padding:4px 0 4px 24px;color:var(--lede);font-size:1rem}
.quote .ar{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1.55rem;
  color:var(--gold);display:block;margin-bottom:8px}

/* ============================================================
   CONTACT
   ============================================================ */
.panel{border:1px solid var(--edge);
  background:linear-gradient(150deg,var(--panel-a),var(--panel-b));
  padding:62px 46px;text-align:center;position:relative;overflow:hidden}
@media(max-width:640px){.panel{padding:44px 22px}}
.panel p{max-width:min(36em,var(--measure));margin:0 auto 32px}
.mail{font-family:var(--display);font-weight:600;
  font-size:clamp(1.2rem,3.2vw,2.1rem);color:var(--teal);text-decoration:none;
  letter-spacing:-.02em;position:relative;display:inline-block;padding-bottom:6px}
.mail::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:var(--teal);transform:scaleX(.25);transform-origin:left;
  transition:transform .5s var(--ease),background .3s}
.mail:hover{color:var(--gold)}
.mail:hover::after{transform:scaleX(1);background:var(--gold)}
.meta{margin-top:34px;display:flex;gap:30px;justify-content:center;flex-wrap:wrap;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--text-dim)}
.meta a{color:var(--text-dim);text-decoration:none;transition:color .25s}
.meta a:hover{color:var(--teal)}

.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge);margin-top:48px}
@media(max-width:820px){.detail-grid{grid-template-columns:1fr}}
.detail{background:var(--abyss);padding:30px var(--pad-cell)}
.detail .k{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold)}
.detail .v{margin-top:13px;color:var(--white);font-size:.95rem;line-height:1.7;font-weight:300}
.detail .v a{color:var(--teal);text-decoration:none}
.detail .v a:hover{text-decoration:underline}

/* ============================================================
   BAND + FOOTER
   ============================================================ */
.band{border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);
  padding:74px 0;text-align:center}
.band h2{margin-bottom:14px}
.band p{max-width:min(34em,var(--measure));margin:0 auto 30px}

footer{border-top:1px solid var(--edge);padding:34px 0}
.foot{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
@media(max-width:760px){.foot{justify-content:center;text-align:center}}
.foot p{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;color:var(--text-dim)}
.foot-l{display:flex;gap:16px 20px;flex-wrap:wrap;justify-content:center}
.foot-l a{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;
  color:var(--text-dim);text-decoration:none;transition:color .25s}
.foot-l a:hover{color:var(--teal)}
.foot .ar{font-family:'Tajawal',sans-serif;font-weight:700;color:var(--gold);font-size:1.05rem}

/* ============================================================
   PAGE HEAD (inner pages)
   ============================================================ */
.page-head{padding:96px 0 58px;border-bottom:1px solid var(--edge)}
.page-head h1{font-size:clamp(2rem,3.8vw,3rem);line-height:1.06}
.page-head p{margin-top:22px;max-width:min(42em,var(--measure));font-size:1.04rem;color:var(--lede)}

/* ============================================================
   REVEAL
   ============================================================ */
.rv{opacity:0;transform:translateY(26px);
  transition:opacity .85s var(--ease),transform .85s var(--ease)}
.rv.in{opacity:1;transform:none}

/* line-by-line headline reveal */
.lines span{display:block;overflow:hidden}
.lines span i{display:block;font-style:normal;transform:translateY(105%);
  transition:transform 1s var(--ease)}
.lines.in span i{transform:none}
.lines.in span:nth-child(2) i{transition-delay:.09s}
.lines.in span:nth-child(3) i{transition-delay:.18s}

a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .rv{opacity:1;transform:none}
  .lines span i{transform:none}
  #packet-canvas{display:none}
  .sim-static{display:block}
  .sim-hint{display:none}
  html{scroll-behavior:auto}
}

/* ============================================================
   SIM — accessible hit targets over firewall nodes
   ============================================================ */
.fw-btn{
  position:absolute;width:52px;height:52px;
  transform:translate(-50%,-50%);
  background:transparent;border:1px solid transparent;border-radius:50%;
  cursor:pointer;padding:0;z-index:4;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.fw-btn:hover{border-color:rgba(216,179,65,.35)}
.fw-btn:focus-visible{border-color:var(--gold);box-shadow:0 0 0 3px rgba(216,179,65,.18)}
@media(prefers-reduced-motion:reduce){ .fw-btn{display:none} }

.visually-hidden{
  position:absolute!important;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;padding:0;margin:-1px;
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-btn{
  width:36px;height:36px;flex:none;
  display:inline-grid;place-items:center;
  background:transparent;border:1px solid var(--edge);border-radius:1px;
  color:var(--text-dim);cursor:pointer;padding:0;
  transition:color .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
}
.theme-btn:hover{color:var(--teal);border-color:var(--edge-hot)}
.theme-btn svg{width:16px;height:16px;stroke:currentColor;fill:none;
  stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.theme-btn .i-sun{display:none}
.theme-btn .i-moon{display:block}
html[data-theme="light"] .theme-btn .i-sun{display:block}
html[data-theme="light"] .theme-btn .i-moon{display:none}

/* light-mode legibility touch-ups */
html[data-theme="light"] .sim-head .dot{box-shadow:0 0 8px var(--teal)}
html[data-theme="light"] .cell:hover{background:var(--slate)}
html[data-theme="light"] .btn-ghost:hover{background:rgba(11,124,113,.06)}
html[data-theme="light"] .rail{background:linear-gradient(180deg,var(--deep),var(--abyss))}
html[data-theme="light"] .brand-mark path,
html[data-theme="light"] .rail-mark path{fill:#0C1721}   /* keep the mark solid on light */

/* ============================================================
   SOLUTIONS — products / capabilities / services
   ============================================================ */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge);margin-top:44px}
@media(max-width:640px){.stats{grid-template-columns:1fr}}
.stat-c{background:var(--abyss);padding:26px var(--pad-cell);text-align:center}
.stat-c .n{font-family:var(--display);font-weight:700;font-size:2rem;color:var(--teal);letter-spacing:-.02em}
.stat-c .l{font-family:var(--mono);font-size:.6rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--text-dim);margin-top:6px}

.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge)}
@media(max-width:980px){.sol-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.sol-grid{grid-template-columns:1fr}}
.sol{background:var(--abyss);padding:32px var(--pad-cell);transition:background .4s var(--ease)}
.sol:hover{background:var(--slate)}
.sol h3{font-size:1.12rem;margin-bottom:10px}
.sol p{font-size:.9rem;max-width:var(--measure)}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
.tag{font-family:var(--mono);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-dim);border:1px solid var(--edge);padding:4px 8px;border-radius:1px;
  transition:border-color .3s var(--ease),color .3s var(--ease)}
.sol:hover .tag{border-color:var(--edge-hot);color:var(--teal)}

/* flagship project block */
.flag{border:1px solid var(--edge);background:linear-gradient(150deg,var(--panel-a),var(--panel-b));
  display:grid;grid-template-columns:1.1fr .9fr;gap:0;overflow:hidden}
@media(max-width:900px){.flag{grid-template-columns:1fr}}
.flag-body{padding:48px 42px}
@media(max-width:640px){.flag-body{padding:34px 24px}}
.flag-badge{display:inline-block;font-family:var(--mono);font-size:.58rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--on-accent);background:var(--gold);
  padding:5px 10px;border-radius:1px;margin-bottom:20px}
.flag-body h3{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:14px;
  font-family:var(--display);font-weight:600;letter-spacing:-.02em}
.flag-body p{max-width:var(--measure)}
.flag-list{list-style:none;display:grid;gap:9px;margin:22px 0 30px}
.flag-list li{font-size:.9rem;color:var(--text-dim);padding-left:18px;position:relative}
.flag-list li::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;
  background:var(--gold);border-radius:50%}
.flag-art{border-left:1px solid var(--edge);display:grid;place-items:center;padding:36px;
  background:var(--surface-2, transparent)}
@media(max-width:900px){.flag-art{border-left:none;border-top:1px solid var(--edge)}}
.flag-art svg{width:100%;max-width:280px;height:auto}

.ext::after{content:"↗";font-size:.85em;margin-left:.35em;opacity:.75}

/* ============================================================
   REDIRECT INTERSTITIAL
   ============================================================ */
.redir{min-height:100svh;display:grid;place-items:center;text-align:center;padding:40px 24px}
.redir-in{max-width:520px}
.redir .mark{width:74px;height:74px;margin:0 auto 30px}
.redir h1{font-size:clamp(1.7rem,3.6vw,2.4rem);margin-bottom:14px;line-height:1.1}
.redir p{margin:0 auto 30px;max-width:38ch}
.redir .dest{font-family:var(--mono);font-size:.86rem;letter-spacing:.08em;color:var(--teal)}
.bar{width:180px;height:2px;background:var(--edge);margin:32px auto 30px;overflow:hidden;border-radius:2px}
.bar i{display:block;height:100%;width:0;background:var(--teal);animation:fill 2.4s var(--ease) forwards}
@keyframes fill{to{width:100%}}
.redir .small{font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--text-dim);margin-top:26px}
@media(prefers-reduced-motion:reduce){ .bar i{width:100%;animation:none} }

/* ============================================================
   MOTION LAYER
   1. Cross-document page transitions (View Transitions API)
   2. Scroll progress
   3. Staggered reveals + link/nav micro-interactions
   ============================================================ */

/* --- 1. page transitions --------------------------------- */
@view-transition{ navigation:auto; }

::view-transition-old(root){
  animation:vt-out .32s cubic-bezier(.4,0,1,1) both;
}
::view-transition-new(root){
  animation:vt-in .46s cubic-bezier(.16,1,.3,1) both;
}
@keyframes vt-out{
  from{opacity:1;transform:translateY(0) scale(1)}
  to  {opacity:0;transform:translateY(-10px) scale(.995)}
}
@keyframes vt-in{
  from{opacity:0;transform:translateY(14px) scale(1.004);filter:blur(3px)}
  to  {opacity:1;transform:none;filter:blur(0)}
}
/* brand mark + top bar persist across navigation */
.brand-mark{view-transition-name:khw-mark}
.top{view-transition-name:khw-top}

/* JS fallback for browsers without View Transitions */
body{opacity:1;transition:opacity .26s ease}
body.is-leaving{opacity:0}

/* --- 2. scroll progress ---------------------------------- */
.progress{position:fixed;top:0;left:0;height:2px;width:100%;z-index:80;
  transform-origin:0 50%;transform:scaleX(0);
  background:linear-gradient(90deg,var(--teal),var(--gold));
  pointer-events:none}

/* --- 3. micro-interactions ------------------------------- */
/* nav link: underline grows from the left */
.top-links a:not(.top-cta){position:relative}
.top-links a:not(.top-cta)::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:100%;
  background:var(--teal);transform:scaleX(0);transform-origin:right;
  transition:transform .38s var(--ease)}
.top-links a:not(.top-cta):hover::after{transform:scaleX(1);transform-origin:left}
.top-links a.active::after{transform:scaleX(1);background:var(--gold)}

/* cards: gold hairline sweeps in on hover */
.cell,.sol{position:relative;overflow:hidden}
.cell::after,.sol::after{
  content:"";position:absolute;top:0;left:0;height:1px;width:100%;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .55s var(--ease)}
.cell:hover::after,.sol:hover::after{transform:scaleX(1)}

/* card lift */
.sol,.cell{transition:background .4s var(--ease),transform .4s var(--ease)}
.sol:hover,.cell:hover{transform:translateY(-2px)}

/* staggered reveal for grid children */
.stagger > *{opacity:0;transform:translateY(20px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.stagger.in > *{opacity:1;transform:none}
.stagger.in > *:nth-child(1){transition-delay:.00s}
.stagger.in > *:nth-child(2){transition-delay:.07s}
.stagger.in > *:nth-child(3){transition-delay:.14s}
.stagger.in > *:nth-child(4){transition-delay:.21s}
.stagger.in > *:nth-child(5){transition-delay:.28s}
.stagger.in > *:nth-child(6){transition-delay:.35s}
.stagger.in > *:nth-child(7){transition-delay:.42s}
.stagger.in > *:nth-child(8){transition-delay:.49s}
.stagger.in > *:nth-child(9){transition-delay:.56s}

/* eyebrow rule draws itself — visible by default, hidden only while a reveal is pending */
.eyebrow::before{transform-origin:left;transition:transform .7s var(--ease) .1s}
.rv:not(.in) .eyebrow::before{transform:scaleX(0)}

/* button sheen */
.btn-solid{position:relative;overflow:hidden}
.btn-solid::before{content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.28) 50%,transparent 65%);
  transform:translateX(-120%);transition:transform .7s var(--ease)}
.btn-solid:hover::before{transform:translateX(120%)}

/* stat counters use tabular figures so they don't jitter */
.stat-c .n{font-variant-numeric:tabular-nums}

@media(prefers-reduced-motion:reduce){
  @view-transition{ navigation:none; }
  .progress{display:none}
  .stagger > *{opacity:1;transform:none;transition:none}
  .eyebrow::before{transform:scaleX(1)}
  .btn-solid::before{display:none}
  body.is-leaving{opacity:1}
  .cell:hover,.sol:hover{transform:none}
}

/* ------------------------------------------------------------
   .steps with six children (policy-automation.html) would leave a
   4 + 2 orphan row on desktop. Scoped with :has() so the four-step
   grids elsewhere are untouched. Degrades to 4-col if :has is absent.
   ------------------------------------------------------------ */
@media(min-width:901px){
  .steps:has(> .step:nth-child(5)){grid-template-columns:repeat(3,1fr)}
  .steps:has(> .step:nth-child(5)) > .step{border-right:1px solid var(--edge)}
  .steps:has(> .step:nth-child(5)) > .step:nth-child(3n){border-right:none}
  .steps:has(> .step:nth-child(5)) > .step:nth-child(n+4){border-top:1px solid var(--edge)}
}