/* ==========================================================================
   UXUI — uxui.ae
   Software · AI · Data · Cyber Security
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --navy-900:#0b0d1f;
  --navy-800:#12142e;
  --navy-700:#1a1c3d;
  --navy-600:#252850;
  --ink:#0f1222;
  --slate-900:#111827;
  --slate-700:#374151;
  --slate-500:#6b7280;
  --slate-400:#9ca3af;
  --slate-200:#e5e7eb;
  --slate-100:#f3f4f6;
  --slate-50:#f8fafc;
  --white:#ffffff;

  --indigo:#4f6ef7;
  --indigo-light:#8b9dff;
  --violet:#a855f7;
  --cyan:#22d3ee;
  --red:#ef4444;

  --grad-brand:linear-gradient(135deg,#4f6ef7 0%,#8b5cf6 100%);
  --grad-hero:linear-gradient(135deg,#0b0d1f 0%,#141737 45%,#1b1d45 100%);

  --shadow-sm:0 1px 2px rgba(15,18,34,.06);
  --shadow:0 4px 16px rgba(15,18,34,.08);
  --shadow-lg:0 18px 48px rgba(15,18,34,.12);

  --r-sm:8px; --r:14px; --r-lg:20px; --r-xl:28px;

  --max:1200px;
  --pad:clamp(20px,5vw,48px);
  --section-y:clamp(64px,9vw,120px);

  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:78px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  color:var(--slate-700);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block;}
a{color:var(--indigo);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{color:var(--slate-900);line-height:1.18;margin:0 0 .5em;letter-spacing:-.02em;font-weight:700;}
h1{font-size:clamp(2.2rem,5.6vw,4rem);letter-spacing:-.035em;}
h2{font-size:clamp(1.85rem,3.8vw,2.85rem);letter-spacing:-.03em;}
h3{font-size:clamp(1.1rem,2vw,1.35rem);}
h4{font-size:1rem;}
p{margin:0 0 1rem;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--indigo);outline-offset:3px;border-radius:4px;}

/* ---------- Layout helpers ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);}
.section{padding:var(--section-y) 0;}
.section--tint{background:var(--slate-50);}
.section--dark{background:var(--navy-800);color:rgba(255,255,255,.72);}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff;}
.section-head{max-width:760px;margin-bottom:clamp(36px,5vw,60px);}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;font-family:var(--mono);font-size:.72rem;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;color:var(--indigo);margin-bottom:14px;
}
.section--dark .eyebrow{color:var(--indigo-light);}
.lede{font-size:clamp(1rem,1.5vw,1.13rem);color:var(--slate-500);margin-bottom:0;}
.section--dark .lede{color:rgba(255,255,255,.66);}

.grid{display:grid;gap:clamp(18px,2.4vw,28px);}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 28px;border-radius:999px;border:1px solid transparent;
  font-size:.94rem;font-weight:600;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn--primary{background:var(--grad-brand);color:#fff;box-shadow:0 8px 22px rgba(79,110,247,.32);}
.btn--primary:hover{box-shadow:0 12px 30px rgba(79,110,247,.42);color:#fff;}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.04);}
.btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn--outline{border-color:var(--slate-200);color:var(--slate-900);background:#fff;}
.btn--outline:hover{border-color:var(--indigo);color:var(--indigo);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(11,13,31,0);
  backdrop-filter:blur(0);
  transition:background .3s ease,backdrop-filter .3s ease,box-shadow .3s ease,border-color .3s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-stuck{
  background:rgba(11,13,31,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:0 6px 28px rgba(0,0,0,.28);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px;}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex-shrink:0;}
.brand:hover{text-decoration:none;}
.brand__mark{
  width:38px;height:38px;border-radius:11px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;
  box-shadow:0 5px 16px rgba(79,110,247,.4);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease;
}
.brand__mark svg{
  width:23px;height:23px;display:block;
  /* stroke:currentColor on the SVG, so the mark recolors with the brand */
}
.brand:hover .brand__mark{
  transform:translateY(-1px) rotate(-4deg);
  box-shadow:0 7px 20px rgba(79,110,247,.55);
}
.brand__text{display:flex;flex-direction:column;line-height:1;}
.brand__name{font-size:1.32rem;font-weight:800;letter-spacing:-.03em;color:#fff;}
.brand__name em{font-style:normal;color:var(--indigo-light);}
.brand__tag{font-family:var(--mono);font-size:.5rem;letter-spacing:.15em;color:rgba(255,255,255,.5);margin-top:4px;text-transform:uppercase;}

.nav__links{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;min-width:0;}
.nav__links li{flex:0 0 auto;}
.nav__links a{
  display:block;
  color:rgba(255,255,255,.78);font-size:.9rem;font-weight:500;
  padding:9px 12px;border-radius:9px;transition:color .18s,background .18s;
  white-space:nowrap;   /* never let a label break across two lines */
}
.nav__links a:hover,.nav__links a.active{color:#fff;background:rgba(255,255,255,.09);text-decoration:none;}
.nav__cta{padding:11px 22px;font-size:.88rem;}

/* Language switcher (shared by both language versions) */
.lang-switch{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:999px;
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.06);
  color:rgba(255,255,255,.86);
  font-size:.84rem;font-weight:600;line-height:1;white-space:nowrap;
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.lang-switch:hover{
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.4);
  color:#fff;text-decoration:none;
}
.lang-switch .globe{font-size:.92rem;opacity:.75;}
.lang-switch__ar{font-family:'Cairo','Segoe UI',Tahoma,sans-serif;font-size:.95rem;}
.nav__links .lang-switch{margin-inline-start:6px;}
@media (max-width:1100px){   /* must match the nav collapse breakpoint below */
  .nav__links .lang-switch{justify-content:center;margin-inline-start:0;margin-top:10px;}
}

.nav__toggle{
  display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;
  padding:0;place-items:center;border-radius:10px;
}
.nav__toggle:hover{background:rgba(255,255,255,.1);}
.nav__toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;position:relative;transition:transform .25s,background .25s;}
.nav__toggle span::before,.nav__toggle span::after{
  content:'';position:absolute;left:0;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .25s,top .25s;
}
.nav__toggle span::before{top:-7px;} .nav__toggle span::after{top:7px;}
.nav__toggle[aria-expanded="true"] span{background:transparent;}
.nav__toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.nav__toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--grad-hero);color:#fff;
  padding:clamp(140px,17vw,190px) 0 clamp(80px,11vw,130px);
}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;pointer-events:none;}
.hero::before{
  width:900px;height:900px;top:-420px;left:-260px;
  background:radial-gradient(circle,rgba(79,110,247,.28) 0%,transparent 68%);
}
.hero::after{
  width:820px;height:820px;bottom:-440px;right:-200px;
  background:radial-gradient(circle,rgba(34,211,238,.2) 0%,transparent 68%);
}
.hero__inner{position:relative;z-index:2;max-width:900px;}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 17px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.8);margin-bottom:26px;
}
.hero__badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);}
.hero h1{color:#fff;margin-bottom:24px;}
.hero h1 .accent{
  background:linear-gradient(100deg,var(--indigo-light) 0%,var(--violet) 55%,var(--cyan) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__lede{font-size:clamp(1.02rem,1.9vw,1.24rem);color:rgba(255,255,255,.75);max-width:640px;margin-bottom:36px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:clamp(48px,7vw,72px);}
.hero__stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2.5vw,28px);
  padding-top:34px;border-top:1px solid rgba(255,255,255,.13);max-width:820px;
}
.hero__stat .n{
  font-size:clamp(1.35rem,2.6vw,1.9rem);font-weight:800;color:#fff;letter-spacing:-.03em;display:block;
}
.hero__stat .l{font-size:.79rem;color:rgba(255,255,255,.55);margin-top:3px;display:block;line-height:1.4;}

/* ---------- Practice cards (4 practices) ---------- */
.practice{
  position:relative;background:#fff;border:1px solid var(--slate-200);border-radius:var(--r-lg);
  padding:32px 26px 26px;box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.practice:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent;}
.practice::before{content:'';position:absolute;top:0;left:0;right:0;height:5px;background:var(--accent,var(--indigo));}
.practice h3{margin-bottom:12px;}
.practice h3 span{color:var(--accent);font-weight:500;}
.practice p{font-size:.93rem;color:var(--slate-500);margin-bottom:22px;flex:1;}
.practice__tags{display:flex;flex-direction:column;gap:9px;border-top:1px solid var(--slate-100);padding-top:20px;}
.practice__tags li{
  font-size:.82rem;font-weight:500;color:var(--slate-700);background:var(--slate-50);
  border:1px solid var(--slate-200);border-radius:var(--r-sm);padding:9px 14px;
}
.a-indigo{--accent:var(--indigo);}
.a-violet{--accent:var(--violet);}
.a-cyan{--accent:#06b6d4;}
.a-red{--accent:var(--red);}

/* ---------- About ---------- */
.about{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center;}
.about__stats{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.stat-card{
  background:#fff;border:1px solid var(--slate-200);border-radius:var(--r);padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.stat-card .n{
  font-size:1.65rem;font-weight:800;letter-spacing:-.03em;display:block;margin-bottom:6px;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-card .l{font-size:.85rem;color:var(--slate-500);}

/* ---------- Feature rows (practice intros) ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,68px);align-items:center;}
.feature--flip .feature__media{order:-1;}
.feature__points{display:flex;flex-direction:column;gap:22px;margin-top:30px;}
.feature__point{display:flex;gap:16px;align-items:flex-start;}
.feature__point .ic{
  flex-shrink:0;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(79,110,247,.1);color:var(--indigo);font-size:1.05rem;
}
.section--dark .feature__point .ic{background:rgba(139,157,255,.14);color:var(--indigo-light);}
.feature__point h4{margin-bottom:3px;font-size:1rem;}
.feature__point p{margin:0;font-size:.92rem;color:var(--slate-500);}
.section--dark .feature__point p{color:rgba(255,255,255,.62);}

.panel{
  background:linear-gradient(150deg,var(--navy-700) 0%,var(--navy-800) 100%);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--r-xl);
  padding:clamp(26px,3.5vw,38px);color:rgba(255,255,255,.7);box-shadow:var(--shadow-lg);
}
.panel--light{
  background:#fff;border-color:var(--slate-200);color:var(--slate-700);
}
.code-lines{font-family:var(--mono);font-size:.83rem;line-height:2.1;}
.code-lines .c-key{color:#8b9dff;} .code-lines .c-str{color:#7ee7c7;}
.code-lines .c-com{color:rgba(255,255,255,.34);} .code-lines .c-fn{color:#f0abfc;}
.code-lines .c-num{color:#fbbf24;}
.win{display:flex;gap:7px;margin-bottom:20px;}
.win i{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.22);}
.win i:first-child{background:#ff5f57;} .win i:nth-child(2){background:#febc2e;} .win i:nth-child(3){background:#28c840;}

/* ---------- Numbered service cards ---------- */
.svc{
  background:#fff;border:1px solid var(--slate-200);border-radius:var(--r);padding:26px 24px;
  box-shadow:var(--shadow-sm);position:relative;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--indigo);}
.svc__n{
  font-family:var(--mono);font-size:.78rem;font-weight:700;color:var(--indigo);
  background:rgba(79,110,247,.09);border-radius:7px;padding:4px 9px;display:inline-block;margin-bottom:14px;
}
.svc h3{font-size:1.06rem;margin-bottom:9px;}
.svc p{font-size:.9rem;color:var(--slate-500);margin:0;}
.section--dark .svc{background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.1);box-shadow:none;}
.section--dark .svc:hover{background:rgba(255,255,255,.08);border-color:var(--indigo-light);}
.section--dark .svc p{color:rgba(255,255,255,.62);}
.section--dark .svc__n{color:var(--indigo-light);background:rgba(139,157,255,.14);}

/* ---------- Ship list cards (bulleted) ---------- */
.ship{
  background:#fff;border:1px solid var(--slate-200);border-radius:var(--r);padding:28px 26px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.ship:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.ship__kicker{font-family:var(--mono);font-size:.73rem;letter-spacing:.08em;color:var(--indigo);margin-bottom:16px;text-transform:uppercase;}
.ship ul{display:flex;flex-direction:column;gap:11px;margin-top:18px;padding-top:18px;border-top:1px solid var(--slate-100);}
.ship li{position:relative;padding-left:24px;font-size:.9rem;color:var(--slate-500);}
.ship li::before{
  content:'';position:absolute;left:0;top:.55em;width:8px;height:8px;border-radius:3px;
  background:var(--grad-brand);
}

/* ---------- Horizons ---------- */
.horizon{
  border-radius:var(--r-lg);padding:30px 26px;border:1px solid var(--slate-200);background:#fff;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.horizon:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.horizon__tag{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;background:var(--accent,var(--indigo));border-radius:999px;padding:5px 14px;
  align-self:flex-start;margin-bottom:16px;
}
.horizon ul{display:flex;flex-direction:column;gap:10px;margin:16px 0 20px;flex:1;}
.horizon li{font-size:.9rem;color:var(--slate-700);padding-left:22px;position:relative;}
.horizon li::before{content:'→';position:absolute;left:0;color:var(--accent);font-weight:700;}
.horizon__foot{font-size:.87rem;font-style:italic;color:var(--slate-500);border-top:1px solid var(--slate-100);padding-top:16px;margin:0;}

/* ---------- Architecture layers ---------- */
.arch{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:stretch;}
.arch__layers{display:flex;flex-direction:column;gap:12px;}
.layer{
  display:grid;grid-template-columns:230px 1fr;gap:20px;align-items:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);
  border-left:4px solid var(--accent,var(--indigo));border-radius:var(--r);padding:18px 22px;
  transition:background .22s ease,transform .22s ease;
}
.layer:hover{background:rgba(255,255,255,.1);transform:translateX(5px);}
.layer strong{color:#fff;font-size:.98rem;font-weight:700;}
.layer span{font-size:.86rem;color:rgba(255,255,255,.6);}
.arch__side{display:flex;flex-direction:column;gap:12px;}
.cross{
  flex:1;background:rgba(255,255,255,.05);border:1px dashed rgba(255,255,255,.22);
  border-radius:var(--r);padding:22px;display:flex;flex-direction:column;justify-content:center;
}
.cross strong{display:block;color:#fff;font-size:.95rem;margin-bottom:10px;}
.cross span{font-size:.83rem;color:rgba(255,255,255,.58);line-height:1.9;}

/* ---------- Linkage ---------- */
.linkage{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:820px;margin:0 auto;}
.link-node{
  background:#fff;border:1px solid var(--slate-200);border-radius:var(--r-lg);padding:26px 24px;
  text-align:center;box-shadow:var(--shadow-sm);border-top:4px solid var(--accent,var(--indigo));
}
.link-node h4{font-size:1.05rem;margin-bottom:7px;}
.link-node span{font-family:var(--mono);font-size:.78rem;color:var(--slate-500);}
.link-rel{
  text-align:center;font-family:var(--mono);font-size:.76rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--indigo);margin:22px 0 0;
}

/* ---------- Roadmap ---------- */
.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.phase{
  background:#fff;border:1px solid var(--slate-200);border-radius:var(--r-lg);padding:26px 22px;
  box-shadow:var(--shadow-sm);position:relative;transition:transform .22s ease,box-shadow .22s ease;
}
.phase:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.phase__top{border-bottom:1px solid var(--slate-100);padding-bottom:16px;margin-bottom:18px;}
.phase__num{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent,var(--indigo));font-weight:700;display:block;margin-bottom:6px;
}
.phase h3{font-size:1.15rem;margin-bottom:4px;}
.phase__when{font-size:.82rem;color:var(--slate-500);}
.phase__items{display:flex;flex-direction:column;gap:15px;}
.phase__items strong{display:block;font-size:.89rem;color:var(--slate-900);}
.phase__items span{font-size:.83rem;color:var(--slate-500);line-height:1.5;}

/* ---------- Tech stack ---------- */
.stack-col{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-lg);padding:24px 22px;transition:background .22s ease,transform .22s ease;
}
.stack-col:hover{background:rgba(255,255,255,.08);transform:translateY(-5px);}
.stack-col__head{border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:14px;margin-bottom:18px;}
.stack-col__head h3{font-size:1.02rem;margin-bottom:3px;}
.stack-col__head span{font-family:var(--mono);font-size:.73rem;color:var(--accent,var(--indigo-light));letter-spacing:.06em;}
.stack-col ul{display:flex;flex-direction:column;gap:14px;}
.stack-col li strong{display:block;color:#fff;font-size:.9rem;font-weight:600;}
.stack-col li span{font-size:.8rem;color:rgba(255,255,255,.5);}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;}
.process::before{
  content:'';position:absolute;top:26px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,var(--indigo),var(--violet),var(--cyan));opacity:.28;z-index:0;
}
.step{position:relative;z-index:1;text-align:center;}
.step__n{
  width:54px;height:54px;border-radius:50%;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-family:var(--mono);font-weight:700;font-size:1rem;
  margin:0 auto 18px;box-shadow:0 8px 22px rgba(79,110,247,.35);border:4px solid #fff;
}
.section--tint .step__n{border-color:var(--slate-50);}
.step h3{font-size:1.05rem;margin-bottom:8px;}
.step p{font-size:.87rem;color:var(--slate-500);margin:0;}

/* ---------- Why us ---------- */
.why{
  display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--slate-200);
  border-radius:var(--r);padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.why:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.why__ic{
  flex-shrink:0;width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;font-size:1.1rem;font-weight:700;
}
.why h3{font-size:1.02rem;margin-bottom:7px;}
.why p{font-size:.9rem;color:var(--slate-500);margin:0;}

/* ---------- Case study ---------- */
.case{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,5vw,56px);align-items:start;}
.case__stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:28px 0 0;}
.case__stat{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);border-radius:var(--r);padding:18px 16px;
}
.case__stat .n{display:block;font-size:1.3rem;font-weight:800;color:#fff;letter-spacing:-.02em;}
.case__stat .l{font-size:.76rem;color:rgba(255,255,255,.52);}
.case__features{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.case-feat{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r);padding:20px 18px;transition:background .22s ease;
}
.case-feat:hover{background:rgba(255,255,255,.09);}
.case-feat h4{font-size:.93rem;margin-bottom:7px;}
.case-feat p{font-size:.84rem;color:rgba(255,255,255,.6);margin:0;}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px;}
.chip{
  font-family:var(--mono);font-size:.74rem;padding:6px 13px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.78);
}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(36px,5vw,64px);align-items:start;}
.contact__meta{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:32px;}
.contact__meta dt{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--indigo-light);margin-bottom:7px;
}
.contact__meta dd{margin:0;font-size:1rem;color:#fff;font-weight:500;}
.contact__meta dd a{color:#fff;}
.contact__meta dd a:hover{color:var(--indigo-light);}

.form{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-xl);padding:clamp(26px,3.5vw,38px);
}
.field{margin-bottom:18px;}
.field label{
  display:block;font-size:.8rem;font-weight:600;color:rgba(255,255,255,.82);margin-bottom:8px;
  letter-spacing:.02em;
}
.field label .req{color:var(--indigo-light);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-family:var(--font);font-size:.94rem;transition:border-color .18s,background .18s;
}
.field textarea{resize:vertical;min-height:130px;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.35);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--indigo-light);background:rgba(255,255,255,.09);
}
.field select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239ca3af' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;padding-right:42px;}
.field select option{background:var(--navy-800);color:#fff;}
.form .btn{width:100%;justify-content:center;margin-top:6px;}
.form__note{font-size:.78rem;color:rgba(255,255,255,.45);margin:14px 0 0;text-align:center;}
.form__msg{
  display:none;padding:14px 18px;border-radius:var(--r-sm);font-size:.9rem;margin-bottom:20px;
}
.form__msg.ok{display:block;background:rgba(16,185,129,.15);border:1px solid rgba(16,185,129,.4);color:#6ee7b7;}
.form__msg.err{display:block;background:rgba(239,68,68,.15);border:1px solid rgba(239,68,68,.4);color:#fca5a5;}
.hp{position:absolute!important;left:-9999px!important;opacity:0;height:0;width:0;}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--grad-brand);border-radius:var(--r-xl);padding:clamp(36px,5vw,58px);
  text-align:center;color:#fff;box-shadow:0 20px 50px rgba(79,110,247,.28);
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.86);max-width:560px;margin:0 auto 28px;}
.cta-band .btn{background:#fff;color:var(--indigo);box-shadow:0 8px 22px rgba(0,0,0,.16);}
.cta-band .btn:hover{color:var(--indigo);}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:rgba(255,255,255,.5);padding:56px 0 30px;}
.footer__top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.09);
}
.footer__about p{font-size:.88rem;margin:18px 0 0;max-width:320px;color:rgba(255,255,255,.5);}
.footer h4{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.85);margin-bottom:16px;font-family:var(--mono);}
.footer ul{display:flex;flex-direction:column;gap:10px;}
.footer ul a{color:rgba(255,255,255,.52);font-size:.88rem;}
.footer ul a:hover{color:#fff;text-decoration:none;}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding-top:24px;font-size:.82rem;
}
.to-top{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;border:0;
  background:var(--grad-brand);color:#fff;cursor:pointer;display:grid;place-items:center;
  box-shadow:0 8px 24px rgba(79,110,247,.4);opacity:0;visibility:hidden;
  transition:opacity .25s,visibility .25s,transform .25s;z-index:90;font-size:1.05rem;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{transform:translateY(-4px);}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);}
.reveal.in{opacity:1;transform:none;}

/* ---------- Responsive ---------- */
@media (max-width:1040px){
  .g-4{grid-template-columns:repeat(2,1fr);}
  .roadmap{grid-template-columns:repeat(2,1fr);}
  .process{grid-template-columns:repeat(3,1fr);}
  .process::before{display:none;}
  .arch{grid-template-columns:1fr;}
  .arch__side{flex-direction:row;}
  .footer__top{grid-template-columns:1fr 1fr;}
}
/* Nav collapses to the hamburger at 1100px, not 900px: Arabic labels are
   roughly twice the width of their English equivalents, so the horizontal
   bar runs out of room well before tablet width. */
@media (max-width:1100px){
  .nav__toggle{display:grid;}
  .nav__links{
    position:fixed;top:78px;left:0;right:0;
    background:rgba(11,13,31,.98);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:16px var(--pad) 26px;border-bottom:1px solid rgba(255,255,255,.1);
    max-height:calc(100vh - 78px);overflow-y:auto;
    transform:translateY(-14px);opacity:0;visibility:hidden;
    transition:opacity .25s,transform .25s,visibility .25s;
  }
  .nav__links.open{transform:none;opacity:1;visibility:visible;}
  .nav__links a{padding:13px 14px;font-size:.97rem;}
  .nav__links .nav__cta{margin-top:12px;justify-content:center;}
  .site-header{background:rgba(11,13,31,.9);backdrop-filter:blur(14px);}
  .feature,.about,.case,.contact{grid-template-columns:1fr;}
  .feature--flip .feature__media{order:0;}
  .layer{grid-template-columns:1fr;gap:5px;}
}
@media (max-width:680px){
  .g-2,.g-3,.g-4,.roadmap,.process,.linkage,.case__features,.about__stats,.contact__meta,.case__stats{
    grid-template-columns:1fr;
  }
  .hero__stats{grid-template-columns:repeat(2,1fr);gap:22px;}
  .arch__side{flex-direction:column;}
  .footer__top{grid-template-columns:1fr;gap:28px;}
  .hero__actions .btn{width:100%;justify-content:center;}
  .footer__bottom{flex-direction:column;text-align:center;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}
  .reveal{opacity:1;transform:none;}
}

@media print{
  .site-header,.to-top,.form,.hero__actions{display:none;}
  body{color:#000;}
  .section--dark,.hero{background:#fff!important;color:#000!important;}
  .section--dark h2,.section--dark h3,.hero h1{color:#000!important;}
}