/* Layout: "night watch" — one committed dark world. Full-bleed bands, a radiating circuit hero around the emblem, an interactive site plan, a terminal audit, a product rail. */
:root{
  color-scheme:dark;
  --night:#050b14; --deep:#08121f; --panel:#0c1a2b; --rim:#18304a; --ink:#e7f2f9; --dim:#86a0b8;
  --glow:#3ee6ff; --glow-soft:rgba(62,230,255,.14); --steel:#6f9cc7; --safe:#86e04a; --alert:#ffb547; --danger:#ff6b6b;
  --f-display:"Oxanium","Segoe UI",system-ui,sans-serif;
  --f-body:"Readex Pro","Segoe UI",system-ui,sans-serif;
  --f-kufi:"Reem Kufi","Readex Pro",sans-serif;
  --f-ar:"Cairo","Segoe UI","Tahoma",sans-serif;
  --f-mono:"DM Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--night)}
body{background:var(--night);color:var(--ink);font-family:var(--f-body);font-weight:300;font-size:16px;line-height:1.65;overflow-x:hidden}
.g{padding-inline:max(20px,calc((100% - 1200px)/2))}
a{color:inherit}
:focus-visible{outline:2px solid var(--glow);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);margin:0;text-wrap:balance;line-height:1.05;font-weight:700}
/* Arabic: Cairo for readability; Reem Kufi kept only for the decorative أمان */
html[dir="rtl"]{--f-body:var(--f-ar)}
html[dir="rtl"] body{font-weight:400;line-height:1.8}
html[dir="rtl"] h1,html[dir="rtl"] h2,html[dir="rtl"] h3{font-family:var(--f-ar);font-weight:800;line-height:1.35}
p{margin:0}
.mono{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase}

/* top bar */
.bar{position:fixed;top:0;inset-inline:0;z-index:30;padding-top:env(safe-area-inset-top,0px);background:linear-gradient(var(--night),rgba(5,11,20,.6) 70%,transparent)}
.bar-in{display:flex;align-items:center;gap:16px;padding-block:14px}
.mark{display:flex;align-items:center;gap:12px;text-decoration:none}
.mark img{width:40px;height:40px;filter:drop-shadow(0 0 10px rgba(62,230,255,.35))}
.mark span{font-family:var(--f-display);font-weight:800;letter-spacing:.18em;font-size:15px}
.mark i{font-style:normal;color:var(--glow)}
.bar-r{margin-inline-start:auto;display:flex;gap:10px;align-items:center}
.lg{display:flex;gap:2px;padding:3px;border:1px solid var(--rim);border-radius:6px}
.lg button{all:unset;cursor:pointer;padding:4px 10px;border-radius:4px;font-family:var(--f-mono);font-size:12px;color:var(--dim)}
.lg button[aria-pressed="true"]{background:var(--glow);color:var(--night)}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:600;letter-spacing:.06em;font-size:14px;text-transform:uppercase;padding:13px 20px;border-radius:4px;border:1px solid var(--glow);color:var(--night);background:var(--glow);cursor:pointer;transition:box-shadow .2s}
.btn:hover{box-shadow:0 0 24px rgba(62,230,255,.45)}
.btn.line{background:transparent;color:var(--glow)}
.btn.sm{padding:8px 13px;font-size:12px}
html[dir="rtl"] .btn{font-family:var(--f-body);letter-spacing:0}

/* hero */
.hero{position:relative;min-height:min(820px,100svh);display:grid;align-items:center;padding-block:120px 70px;overflow:hidden;border-bottom:1px solid var(--rim)}
#circuit{position:absolute;inset:0;width:100%;height:100%}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero-grid>*{min-width:0}
.kufi-bg{position:absolute;inset-inline-end:-2%;top:50%;transform:translateY(-50%);font-family:var(--f-kufi);font-weight:700;font-size:clamp(160px,30vw,420px);line-height:1;color:transparent;-webkit-text-stroke:1px rgba(62,230,255,.12);pointer-events:none;user-select:none}
.def{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;padding:10px 14px;border-inline-start:2px solid var(--glow);background:linear-gradient(90deg,var(--glow-soft),transparent);width:fit-content;max-width:100%}
html[dir="rtl"] .def{background:linear-gradient(-90deg,var(--glow-soft),transparent)}
.def b{font-family:var(--f-kufi);font-size:26px;color:var(--glow);font-weight:700;line-height:1}
.def em{font-family:var(--f-mono);font-style:normal;color:var(--steel);font-size:13px}
.def span{color:var(--dim);font-size:14.5px}
.hero h1{font-size:clamp(42px,6.4vw,86px);margin-block:26px 22px;letter-spacing:-.015em;text-transform:uppercase}
html[dir="rtl"] .hero h1{text-transform:none;letter-spacing:0;font-size:clamp(40px,6vw,78px)}
.hero h1 .hl{color:var(--glow);text-shadow:0 0 30px rgba(62,230,255,.4)}
.hero .lede{color:var(--dim);font-size:18px;max-width:52ch}
.hero .acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.seal{position:relative;justify-self:center;width:min(380px,80vw);aspect-ratio:1;max-width:100%}
.seal img{position:absolute;inset:14%;width:72%;height:72%;border-radius:50%;box-shadow:0 0 0 1px var(--rim),0 0 80px rgba(62,230,255,.25)}
.ring{position:absolute;inset:0;border-radius:50%;border:1px dashed rgba(62,230,255,.3);animation:spin 60s linear infinite}
.ring.r2{inset:6%;border-style:solid;border-color:rgba(111,156,199,.18);animation-duration:90s;animation-direction:reverse}
.ring::before{content:"";position:absolute;top:-4px;left:50%;width:8px;height:8px;border-radius:50%;background:var(--glow);box-shadow:0 0 12px var(--glow)}
@keyframes spin{to{transform:rotate(360deg)}}
.status{position:absolute;inset-inline-start:-6%;bottom:6%;background:var(--panel);border:1px solid var(--rim);border-radius:6px;padding:9px 12px;display:flex;gap:9px;align-items:center;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.08em;color:var(--safe)}
.pip{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 8px currentColor;animation:blink 2s infinite}
@keyframes blink{50%{opacity:.3}}
@media (max-width:880px){.hero-grid{grid-template-columns:1fr}.seal{order:-1;width:min(260px,70vw)}.hero{padding-block:100px 56px;min-height:0}}

/* band titles */
.band{padding-block:96px;border-bottom:1px solid var(--rim);position:relative}
.band.alt{background:var(--deep)}
.ttl{display:grid;gap:14px;max-width:760px;margin-bottom:48px}
.ttl .mono{color:var(--glow)}
.ttl h2{font-size:clamp(32px,4.4vw,56px);text-transform:uppercase;letter-spacing:-.01em}
html[dir="rtl"] .ttl h2{text-transform:none}
.ttl p{color:var(--dim);font-size:17px;max-width:60ch}
@media (max-width:700px){.band{padding-block:64px}}

/* plan */
.plan-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:start}
.plan-wrap>*{min-width:0}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tab{all:unset;cursor:pointer;padding:9px 16px;border:1px solid var(--rim);border-radius:4px;font-family:var(--f-display);font-weight:600;letter-spacing:.08em;font-size:13px;text-transform:uppercase;color:var(--dim)}
html[dir="rtl"] .tab{font-family:var(--f-body);letter-spacing:0}
.tab[aria-selected="true"]{border-color:var(--glow);color:var(--glow);background:var(--glow-soft)}
.plan{background:var(--panel);border:1px solid var(--rim);border-radius:8px;padding:14px;background-image:linear-gradient(var(--rim) 1px,transparent 1px),linear-gradient(90deg,var(--rim) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px}
.plan svg{display:block;width:100%;height:auto}
.wall{fill:none;stroke:var(--steel);stroke-width:3}
.room-l{fill:var(--dim);font-family:var(--f-mono);font-size:11px;letter-spacing:.1em}
.dev{transition:opacity .35s}
.dev.off{opacity:.12}
.dev circle.halo{fill:var(--glow-soft);stroke:none}
.dev.on circle.halo{animation:halo 2.4s infinite}
@keyframes halo{50%{r:20}}
.dev circle.core{stroke:var(--night);stroke-width:2}
.dev text{font-family:var(--f-mono);font-size:10px;font-weight:500;fill:var(--night);text-anchor:middle;dominant-baseline:central}
.k-L .core{fill:var(--glow)}.k-C .core{fill:var(--steel)}.k-A .core{fill:var(--alert)}.k-R .core{fill:var(--safe)}
.side{display:grid;gap:18px}
.side h3{font-size:26px}
.side p{color:var(--dim)}
.legend{display:grid;gap:0;border-top:1px solid var(--rim)}
.legend div{display:grid;grid-template-columns:22px 1fr auto;gap:12px;align-items:center;padding-block:12px;border-bottom:1px solid var(--rim);font-size:15px}
.legend i{width:14px;height:14px;border-radius:50%;display:block}
.legend b{font-family:var(--f-mono);font-weight:500;font-variant-numeric:tabular-nums;color:var(--ink)}
@media (max-width:880px){.plan-wrap{grid-template-columns:1fr}}

/* people tracking */
.people{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rim);border:1px solid var(--rim)}
.person{background:var(--night);padding:30px 26px;display:grid;gap:14px;align-content:start;position:relative;overflow:hidden}
.radar{width:86px;height:86px;border-radius:50%;border:1px solid var(--rim);position:relative;background:radial-gradient(circle,transparent 30%,var(--rim) 31%,transparent 32%,transparent 62%,var(--rim) 63%,transparent 64%)}
.radar::after{content:"";position:absolute;inset:0;border-radius:50%;background:conic-gradient(from 0deg,rgba(62,230,255,.35),transparent 25%);animation:spin 3.5s linear infinite}
.radar i{position:absolute;width:7px;height:7px;border-radius:50%;background:var(--glow);box-shadow:0 0 8px var(--glow)}
.person h3{font-size:22px}
.person p{color:var(--dim);font-size:15.5px}
.person .spec{font-family:var(--f-mono);font-size:12px;color:var(--steel);letter-spacing:.06em}
@media (max-width:880px){.people{grid-template-columns:1fr}}

/* terminal */
.cyber{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center}
.cyber>*{min-width:0}
.term{background:#02060c;border:1px solid var(--rim);border-radius:8px;overflow:hidden;direction:ltr;text-align:left}
.term-top{display:flex;gap:6px;padding:10px 12px;border-bottom:1px solid var(--rim);align-items:center}
.term-top i{width:10px;height:10px;border-radius:50%;background:var(--rim)}
.term-top span{margin-inline-start:auto;font-family:var(--f-mono);font-size:11px;color:var(--dim)}
.term pre{margin:0;padding:18px;font-family:var(--f-mono);font-size:13px;line-height:1.8;color:var(--dim);min-height:290px;white-space:pre-wrap;overflow-x:auto}
.term .ok{color:var(--safe)}.term .wr{color:var(--alert)}.term .bad{color:var(--danger)}.term .cm{color:var(--glow)}
.checks{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:10px}
.checks li{display:flex;gap:12px;align-items:baseline}
.checks li::before{content:"▸";color:var(--glow);font-size:13px}
html[dir="rtl"] .checks li::before{content:"◂"}
@media (max-width:880px){.cyber{grid-template-columns:1fr}}

/* products rail */
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,300px);gap:16px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory;scrollbar-color:var(--rim) transparent}
.prod{scroll-snap-align:start;border:1px solid var(--rim);border-radius:8px;padding:24px;display:grid;gap:12px;align-content:start;background:linear-gradient(180deg,var(--panel),var(--night));transition:border-color .2s}
.prod:hover{border-color:var(--glow)}
.prod .ico{width:46px;height:46px;border-radius:6px;border:1px solid var(--rim);display:grid;place-items:center;color:var(--glow)}
.prod h3{font-size:20px}
.prod p{color:var(--dim);font-size:15px}
.prod dl{margin:4px 0 0;display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:13px;border-top:1px dashed var(--rim);padding-top:12px}
.prod dt{font-family:var(--f-mono);color:var(--steel);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase}
.prod dd{margin:0;color:var(--ink)}
.rail-hint{margin-top:10px;color:var(--dim)}

/* protocol */
.proto{display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.proto::before{content:"";position:absolute;top:13px;inset-inline:0;height:1px;background:linear-gradient(90deg,var(--glow),var(--rim))}
html[dir="rtl"] .proto::before{background:linear-gradient(-90deg,var(--glow),var(--rim))}
.ph{position:relative;display:grid;gap:10px;padding-inline-end:24px}
.ph .node{width:27px;height:27px;border-radius:50%;background:var(--night);border:1px solid var(--glow);display:grid;place-items:center;font-family:var(--f-mono);font-size:11px;color:var(--glow)}
.ph h3{font-size:19px;margin-top:8px}
.ph p{color:var(--dim);font-size:15px}
@media (max-width:880px){.proto{grid-template-columns:1fr;gap:26px}.proto::before{top:0;bottom:0;inset-inline-start:13px;inset-inline-end:auto;width:1px;height:auto;background:linear-gradient(var(--glow),var(--rim))}.ph{grid-template-columns:27px 1fr;column-gap:16px}.ph h3,.ph p{grid-column:2}.ph h3{margin-top:2px}.ph .node{grid-row:span 2}}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact>*{min-width:0}
.big-line{font-family:var(--f-display);font-size:clamp(26px,3.4vw,40px);font-weight:700;line-height:1.15}
html[dir="rtl"] .big-line{font-family:var(--f-ar);font-weight:800}
.lines{margin-top:30px;display:grid;gap:0;border-top:1px solid var(--rim)}
.lines div{display:grid;grid-template-columns:140px 1fr;gap:14px;padding-block:14px;border-bottom:1px solid var(--rim);align-items:center}
.lines .mono{color:var(--steel)}
.lines .v{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:16px}
.lines .v.pend{color:var(--dim);font-style:italic}
.cp{all:unset;cursor:pointer;font-family:var(--f-mono);font-size:11px;padding:2px 8px;border:1px solid var(--rim);border-radius:4px;color:var(--dim)}
form{display:grid;gap:14px;background:var(--panel);border:1px solid var(--rim);border-radius:8px;padding:26px}
.r2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:grid;gap:6px;font-size:13.5px;color:var(--dim)}
input,select,textarea{font:inherit;font-size:15px;color:var(--ink);background:var(--night);border:1px solid var(--rim);border-radius:4px;padding:11px 12px;width:100%}
textarea{min-height:96px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--glow);box-shadow:0 0 0 3px var(--glow-soft)}
.out{border:1px solid var(--glow);background:var(--glow-soft);border-radius:6px;padding:14px;display:grid;gap:10px;font-size:14px}
.out pre{margin:0;white-space:pre-wrap;font-family:var(--f-mono);font-size:12.5px}
.out .a{display:flex;gap:8px;flex-wrap:wrap}
.err{color:var(--alert);font-size:13px}
@media (max-width:880px){.contact{grid-template-columns:1fr}}
@media (max-width:520px){.r2{grid-template-columns:1fr}.lines div{grid-template-columns:1fr;gap:4px}}

/* poles */
.poles{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rim);border:1px solid var(--rim);border-radius:8px;overflow:hidden}
.pole{background:var(--night);padding:28px 24px;display:grid;gap:12px;align-content:start;text-decoration:none;transition:background .2s}
.pole:hover{background:var(--panel)}
.pole .ico{width:48px;height:48px;border-radius:6px;display:grid;place-items:center;color:var(--glow);background:var(--glow-soft)}
.pole h3{font-size:20px}
.pole p{color:var(--dim);font-size:15px}
.pole .go{font-family:var(--f-mono);font-size:12px;color:var(--glow);letter-spacing:.08em;margin-top:4px}
@media (max-width:980px){.poles{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.poles{grid-template-columns:1fr}}
.navl{display:flex;gap:20px;font-size:14px;margin-inline-start:28px}
.navl a{text-decoration:none;color:var(--dim)}
.navl a:hover{color:var(--glow)}
.burger{all:unset;display:none;cursor:pointer;width:40px;height:38px;border:1px solid var(--rim);border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.navl-ct{display:none}
@media (max-width:980px){
  .burger{display:flex}
  .navl{display:none;position:absolute;top:100%;inset-inline:0;margin:0;flex-direction:column;gap:0;padding:8px max(20px,calc((100% - 1200px)/2)) 18px;background:var(--night);border-bottom:1px solid var(--rim);box-shadow:0 20px 40px rgba(0,0,0,.5)}
  .navl.open{display:flex}
  .navl a{padding:14px 2px;border-bottom:1px solid var(--rim);font-size:16px;color:var(--ink)}
  .navl a:last-child{border-bottom:0}
  .navl-ct{display:block}
  .bar{background:var(--night)}
}
.mark span{white-space:nowrap}
@media (max-width:520px){.bar-cta{display:none}.mark span{font-size:13px;letter-spacing:.12em}.bar-in{gap:10px}.bar-r{gap:8px}.lg button{padding:4px 7px}}
@media (max-width:370px){.mark img{width:34px;height:34px}.mark{gap:8px}.mark span{font-size:12px;letter-spacing:.08em}}

/* web studio */
.web{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.web>*{min-width:0}
.browser{border:1px solid var(--rim);border-radius:10px;overflow:hidden;background:var(--panel);box-shadow:0 40px 80px -40px rgba(62,230,255,.25)}
.b-top{display:flex;align-items:center;gap:6px;padding:10px 12px;border-bottom:1px solid var(--rim)}
.b-top i{width:10px;height:10px;border-radius:50%;background:var(--rim)}
.b-url{margin-inline-start:10px;flex:1;min-width:0;padding:5px 10px;border-radius:4px;background:var(--night);font-family:var(--f-mono);font-size:12px;color:var(--dim);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;direction:ltr;text-align:left}
.b-body{padding:18px;display:grid;gap:12px;min-height:280px}
.wf{border-radius:4px;background:var(--rim)}
.wf.hero-b{height:90px;background:linear-gradient(110deg,var(--rim) 40%,rgba(62,230,255,.25) 50%,var(--rim) 60%);background-size:250% 100%;animation:sheen 3.5s linear infinite}
@keyframes sheen{to{background-position:-150% 0}}
.wf-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.wf-row .wf{height:70px}
.wf.line{height:10px;width:70%}.wf.line.s{width:45%}
.wf-btn{width:110px;height:28px;border-radius:4px;background:var(--glow)}
.b-tabs{display:flex;gap:6px;padding:0 18px 16px;flex-wrap:wrap}
.b-tabs button{all:unset;cursor:pointer;font-family:var(--f-mono);font-size:11.5px;padding:5px 10px;border-radius:4px;border:1px solid var(--rim);color:var(--dim)}
.b-tabs button[aria-pressed="true"]{border-color:var(--glow);color:var(--glow)}
.offers{display:grid;gap:0;border-top:1px solid var(--rim);margin-top:26px}
.offer{display:grid;grid-template-columns:1fr auto;gap:4px 16px;padding-block:16px;border-bottom:1px solid var(--rim)}
.offer b{font-family:var(--f-display);font-weight:600;font-size:18px}
html[dir="rtl"] .offer b{font-family:var(--f-body)}
.offer span{grid-column:1;color:var(--dim);font-size:14.5px}
.offer em{grid-row:1/3;grid-column:2;align-self:center;font-style:normal;font-family:var(--f-mono);font-size:11.5px;color:var(--steel);text-align:end}
@media (max-width:880px){.web{grid-template-columns:1fr}.web .browser{order:2}}

/* shop */
.shop{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cat{border:1px solid var(--rim);border-radius:8px;padding:22px;display:grid;grid-template-columns:52px 1fr;gap:6px 16px;align-items:start;background:var(--night);transition:border-color .2s}
.cat:hover{border-color:var(--glow)}
.cat .ico{grid-row:span 2;width:52px;height:52px;border-radius:8px;display:grid;place-items:center;color:var(--glow);border:1px solid var(--rim)}
.cat h3{font-size:18px}
.cat p{color:var(--dim);font-size:14.5px}
.perks{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:28px;padding-top:22px;border-top:1px solid var(--rim);color:var(--ink);font-size:15px}
.perks span{display:flex;gap:10px;align-items:center}
.perks span::before{content:"";width:8px;height:8px;background:var(--safe);border-radius:2px;transform:rotate(45deg)}
@media (max-width:960px){.shop{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.shop{grid-template-columns:1fr}}

html[dir="rtl"] .mono,html[dir="rtl"] .room-l,html[dir="rtl"] .go{letter-spacing:0;text-transform:none;font-family:var(--f-body)}
footer{padding-block:34px 44px;display:flex;flex-wrap:wrap;gap:14px 30px;align-items:center;justify-content:space-between;color:var(--dim);font-size:13.5px}
footer a{color:var(--glow);text-decoration:none}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* skip link */
.skip{position:absolute;inset-inline-start:12px;top:-60px;z-index:50;background:var(--glow);color:var(--night);padding:10px 14px;border-radius:4px;text-decoration:none;font-weight:500}
.skip:focus{top:12px}
/* WhatsApp floating button */
.wa-float{position:fixed;inset-inline-end:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:40;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#25d366;color:#fff;box-shadow:0 10px 30px rgba(0,0,0,.45);transition:transform .2s}
.wa-float:hover{transform:scale(1.07)}
.wa-float[hidden]{display:none}
section[id]{scroll-margin-top:70px}