/* ============================================================
   BKTrack marketing site, shared stylesheet
   Serves /index.html (en, ltr) and /ar/index.html (ar, rtl)
   Every box uses CSS logical properties, so RTL is a dir flip.
   Three colours only: navy, teal, white with paper off white.
   ============================================================ */

:root{
  --navy:#0C1D3A;
  --navy-2:#122A52;
  --teal:#0E9488;
  --teal-br:#2FC4B2;
  --white:#FFFFFF;
  --paper:#F7F6F1;
  --ink:#22304A;
  --ink-soft:#5B6A85;
  --line:rgba(12,29,58,.12);
  --font-display:'Manrope',Inter,system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:'Manrope',system-ui,sans-serif;
  --track-lsp:-.03em;
  --maxw:1160px;
  --pad:clamp(20px,5vw,48px);
}

/* Arabic: Cairo, approved for the website. Reports keep IBM Plex Sans Arabic. */
[dir="rtl"]{
  --font-display:'Cairo',system-ui,sans-serif;
  --font-body:'Cairo',system-ui,sans-serif;
  --track-lsp:0;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
[dir="rtl"] body{line-height:1.85}
h1,h2,h3{font-family:var(--font-display);letter-spacing:var(--track-lsp);color:var(--navy);margin:0}
h1{font-weight:800;font-size:clamp(42px,7.2vw,88px);line-height:.98}
[dir="rtl"] h1{line-height:1.22;font-size:clamp(38px,6.4vw,76px)}
h2{font-weight:800;font-size:clamp(32px,4.6vw,56px);line-height:1.05}
[dir="rtl"] h2{line-height:1.35}
h3{font-weight:700;font-size:20px;line-height:1.3}
[dir="rtl"] h3{line-height:1.5}
p{margin:0}
a{color:inherit}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.lat{font-family:var(--font-num);direction:ltr;unicode-bidi:isolate}

/* ---------------- header ---------------- */
header{position:fixed;inset-block-start:0;inset-inline:0;z-index:60;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-block-end:1px solid transparent;transition:border-color .3s,background .3s}
header.stuck{border-block-end-color:var(--line)}
.bar{display:flex;align-items:center;gap:28px;height:76px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;font-family:var(--font-display);font-weight:800;font-size:21px;color:var(--navy);letter-spacing:-.04em;direction:ltr}
.mark{width:30px;height:30px;flex:none;transform:rotate(-90deg)}
[dir="rtl"] .mark{transform:rotate(-90deg) scaleY(-1)}
.mark .track{stroke:rgba(12,29,58,.16)}
.mark .prog{stroke:var(--teal);stroke-linecap:round;transition:stroke-dashoffset .12s linear}
.mark .dot{fill:var(--navy)}
nav{display:flex;gap:26px;margin-inline-start:auto;font-size:14.5px;font-weight:500;color:var(--ink-soft)}
nav a{text-decoration:none;position:relative;padding-block:6px;transition:color .2s}
nav a::after{content:"";position:absolute;inset-inline:0;inset-block-end:0;height:2px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(.2,.8,.2,1)}
[dir="rtl"] nav a::after{transform-origin:right}
nav a:hover{color:var(--navy)}
nav a:hover::after{transform:scaleX(1)}
.hactions{display:flex;align-items:center;gap:14px;font-size:14.5px}
.lang{color:var(--ink-soft);font-weight:500;text-decoration:none;white-space:nowrap}
.lang b{color:var(--navy)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;font-family:var(--font-display);font-weight:700;text-decoration:none;letter-spacing:-.01em;transition:transform .18s,box-shadow .25s,background .25s,color .25s;white-space:nowrap}
[dir="rtl"] .btn{letter-spacing:0}
.btn-sm{padding:10px 20px;font-size:14.5px}
.btn-lg{padding:17px 32px;font-size:17px}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 6px 22px rgba(14,148,136,.32)}
.btn-teal:hover{background:#0b7f75;transform:translateY(-2px);box-shadow:0 12px 30px rgba(14,148,136,.4)}
.btn-ghost{border:1.5px solid var(--line);color:var(--navy)}
.btn-ghost:hover{border-color:var(--navy);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,0,0,.18)}
.btn-outline-l{border:1.5px solid rgba(255,255,255,.34);color:#fff}
.btn-outline-l:hover{border-color:#fff;transform:translateY(-2px)}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}

/* ---------------- hero ---------------- */
.hero{position:relative;padding-block-start:150px;padding-block-end:96px;overflow:hidden;background:var(--white)}
#field{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hgrid{display:grid;grid-template-columns:1.06fr .94fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-block-end:26px}
[dir="rtl"] .eyebrow{letter-spacing:0}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal)}
h1 .em{color:var(--teal)}
.lede{margin-block-start:26px;font-size:19px;line-height:1.62;color:var(--ink-soft);max-width:34em}
[dir="rtl"] .lede{line-height:1.9}
.hbtns{display:flex;flex-wrap:wrap;gap:14px;margin-block-start:38px}
.proof{display:flex;flex-wrap:wrap;gap:10px;margin-block-start:42px}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--ink-soft);background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:8px 15px}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--teal);flex:none}

/* snapshot card */
.card{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 30px 70px -34px rgba(12,29,58,.4);overflow:hidden}
.tilt{transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.card-top{display:flex;justify-content:space-between;align-items:center;padding:16px 22px;background:var(--navy);color:#fff}
.card-top span:first-child{font-family:var(--font-display);font-weight:700;font-size:14.5px}
.card-top span:last-child{font-size:11.5px;color:rgba(255,255,255,.6);letter-spacing:.06em}
.card-body{padding:26px 24px 24px}
.gauge{display:flex;align-items:center;gap:20px;margin-block-end:24px}
.gauge svg{width:110px;height:110px;flex:none;transform:rotate(-90deg)}
[dir="rtl"] .gauge svg{transform:rotate(-90deg) scaleY(-1)}
.gauge .g-track{stroke:rgba(12,29,58,.1)}
.gauge .g-fill{stroke:var(--teal);stroke-linecap:round}
.gauge .g-self{stroke:var(--navy);stroke-linecap:round;opacity:.85}
.gval{font-family:var(--font-num);font-weight:800;font-size:46px;line-height:1;color:var(--navy)}
.glab{font-size:12.5px;color:var(--ink-soft);margin-block-start:5px}
.gkeys{display:flex;gap:14px;margin-block-start:12px;font-size:11.5px;color:var(--ink-soft)}
.gkeys span{display:inline-flex;align-items:center;gap:6px}
.sw{width:9px;height:9px;border-radius:3px;flex:none}
.rows{display:grid;gap:11px}
.row{display:grid;grid-template-columns:118px 1fr 34px;align-items:center;gap:12px;font-size:13px;color:var(--ink-soft)}
.track{height:9px;border-radius:999px;background:rgba(12,29,58,.07);position:relative}
.fill{height:100%;border-radius:999px;width:0;transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
.dia{position:absolute;inset-block-start:50%;width:11px;height:11px;background:var(--navy);transform:translate(-50%,-50%) rotate(45deg);border-radius:2px;border:2px solid #fff}
[dir="rtl"] .dia{transform:translate(50%,-50%) rotate(45deg)}
.row b{font-family:var(--font-num);font-weight:700;color:var(--navy);text-align:end}
.card-foot{border-block-start:1px solid var(--line);padding:13px 24px;font-size:11.5px;color:var(--ink-soft);background:var(--paper)}

/* ---------------- solid navy band ---------------- */
.band{position:relative;background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;overflow:hidden}
.band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);background-size:26px 26px;opacity:.5}
.band::after{content:"";position:absolute;width:620px;height:620px;border-radius:50%;background:radial-gradient(circle,rgba(47,196,178,.22),transparent 68%);inset-block-start:-260px;inset-inline-end:-160px}
.band .wrap{position:relative;z-index:1}
.band h2,.band h3{color:#fff}
.nums{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding-block:66px}
.num{border-inline-start:2px solid rgba(47,196,178,.45);padding-inline-start:20px}
.num .n{font-family:var(--font-num);font-weight:800;font-size:clamp(48px,6vw,68px);line-height:1;color:var(--teal-br);letter-spacing:-.05em}
.num .t{margin-block-start:10px;font-size:14.5px;color:rgba(255,255,255,.76);line-height:1.45}
[dir="rtl"] .num .t{line-height:1.75}

/* ---------------- sections ---------------- */
section{padding-block:clamp(76px,10vw,120px)}
.sec-paper{background:var(--paper)}
.shead{max-width:46rem;margin-block-end:56px}
.snum{display:flex;align-items:baseline;gap:14px;font-size:12.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-block-end:20px;flex-wrap:wrap}
[dir="rtl"] .snum{letter-spacing:0}
.snum s{text-decoration:none;font-family:var(--font-num);font-weight:800;font-size:15px}
.snum em{font-style:normal;color:var(--ink-soft);font-weight:500;letter-spacing:.02em;text-transform:none;font-size:13.5px}
.band .snum{color:var(--teal-br)}
.band .snum em{color:rgba(255,255,255,.55)}
.sub{margin-block-start:20px;font-size:18px;color:var(--ink-soft);line-height:1.62}
[dir="rtl"] .sub{line-height:1.9}
.band .sub{color:rgba(255,255,255,.72)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);border-block-start:1px solid var(--line)}
.step{padding-block:34px;padding-inline:0 26px;border-inline-end:1px solid var(--line);position:relative}
.step:last-child{border-inline-end:0;padding-inline-end:0}
.step::before{content:"";position:absolute;inset-block-start:-1px;inset-inline-start:0;width:0;height:3px;background:var(--teal);transition:width .8s cubic-bezier(.2,.8,.2,1)}
.step.on::before{width:100%}
.stag{font-family:var(--font-display);font-weight:800;font-size:12.5px;letter-spacing:.12em;color:var(--teal);margin-block-end:14px}
[dir="rtl"] .stag{letter-spacing:0}
.step p{margin-block-start:12px;font-size:15px;color:var(--ink-soft);line-height:1.6}
[dir="rtl"] .step p{line-height:1.85}

/* report */
.rgrid{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px;align-items:center}
.slist{display:grid;gap:2px;border-block-start:1px solid var(--line)}
.sitem{display:grid;grid-template-columns:44px 1fr;gap:18px;padding-block:22px;border-block-end:1px solid var(--line);align-items:start}
.sk{width:38px;height:38px;border-radius:11px;background:var(--navy);color:#fff;display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:15px;transition:background .25s,transform .25s}
.sitem:hover .sk{background:var(--teal);transform:translateY(-2px)}
.sitem p{margin-block-start:6px;font-size:15px;color:var(--ink-soft);line-height:1.58}
[dir="rtl"] .sitem p{line-height:1.85}

/* quotes */
.quotes{display:grid;gap:14px}
.quote{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px;position:relative}
.quote::before{content:"\201C";position:absolute;inset-block-start:2px;inset-inline-end:18px;font-family:var(--font-num);font-size:64px;color:rgba(14,148,136,.16);line-height:1}
[dir="rtl"] .quote::before{content:"\201D"}
.quote p{font-size:15.5px;line-height:1.6;color:var(--ink)}
[dir="rtl"] .quote p{line-height:1.85}
.qtag{margin-block-start:12px;display:inline-flex;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--teal);font-weight:600}
[dir="rtl"] .qtag{letter-spacing:0}

/* AI band */
.ai{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.airules{display:grid;gap:22px}
.rule{border-inline-start:2px solid rgba(47,196,178,.4);padding-inline-start:20px}
.rule p{margin-block-start:8px;font-size:15px;color:rgba(255,255,255,.7);line-height:1.6}
[dir="rtl"] .rule p{line-height:1.85}
.sample{background:#fff;border-radius:20px;padding:28px;color:var(--ink);box-shadow:0 40px 80px -30px rgba(0,0,0,.55)}
.smeta{display:flex;flex-wrap:wrap;gap:8px;margin-block-end:16px;font-size:11.5px}
.smeta span{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:5px 12px;color:var(--ink-soft)}
.smeta .score{background:var(--navy);color:#fff;border-color:var(--navy);font-family:var(--font-display);font-weight:700}
.sample h3{font-size:18px;line-height:1.32}
[dir="rtl"] .sample h3{line-height:1.55}
.sample .lead{margin-block-start:12px;font-size:15px;color:var(--ink-soft);line-height:1.6}
[dir="rtl"] .sample .lead{line-height:1.85}
.acts{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:11px}
.acts li{position:relative;padding-inline-start:24px;font-size:14.5px;line-height:1.55}
[dir="rtl"] .acts li{line-height:1.85}
.acts li::before{content:"";position:absolute;inset-inline-start:0;inset-block-start:9px;width:9px;height:9px;border-radius:50%;border:2px solid var(--teal)}
.slock{margin-block-start:20px;padding-block-start:16px;border-block-start:1px solid var(--line);font-size:11.5px;color:var(--ink-soft)}

/* trust */
.tgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px 46px;margin-block-end:56px}
.tcell h3{font-size:18px}
.tcell p{margin-block-start:10px;font-size:15px;color:var(--ink-soft);line-height:1.6}
[dir="rtl"] .tcell p{line-height:1.85}
.merge{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;display:grid;grid-template-columns:1fr auto 1fr;gap:28px;align-items:center}
.mcol h4{margin:0 0 14px;font-family:var(--font-display);font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);font-weight:700}
[dir="rtl"] .mcol h4{letter-spacing:0}
.mrow{display:grid;grid-template-columns:132px 1fr 20px;gap:10px;align-items:center;font-size:13px;color:var(--ink-soft);margin-block-end:9px}
.mrow b{font-family:var(--font-num);color:var(--navy);text-align:end}
.marrow{width:44px;height:44px;border-radius:50%;background:var(--teal);display:grid;place-items:center;color:#fff;font-size:19px;flex:none}
[dir="rtl"] .marrow{transform:scaleX(-1)}
.mnote{margin-block-start:22px;font-size:14px;color:var(--ink-soft);line-height:1.6;max-width:56em}
[dir="rtl"] .mnote{line-height:1.9}

/* region */
.regwrap{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.rpoints{display:grid;gap:24px;margin-block-start:34px}
.rpoint b{display:block;font-family:var(--font-display);font-weight:700;color:var(--navy);font-size:16.5px;margin-block-end:6px}
.rpoint span{font-size:15px;color:var(--ink-soft);line-height:1.6}
[dir="rtl"] .rpoint span{line-height:1.85}
.tagcard{background:linear-gradient(135deg,var(--navy),var(--navy-2));border-radius:22px;padding:52px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
.tagcard::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(47,196,178,.24),transparent 68%);inset-block-end:-220px;inset-inline-start:-140px}
.tag-main{position:relative;z-index:1;font-size:clamp(28px,4vw,42px);font-weight:800;font-family:var(--font-display);line-height:1.3}
.tag-sub{position:relative;z-index:1;margin-block-start:16px;font-size:17px;color:rgba(255,255,255,.74)}
.tag-alt{position:relative;z-index:1;margin-block-start:26px;padding-block-start:22px;border-block-start:1px solid rgba(255,255,255,.16);font-size:16px;color:rgba(255,255,255,.62)}

/* CTA */
.cta{background:linear-gradient(135deg,var(--teal) 0%,#0b7f75 55%,var(--navy) 140%);color:#fff;text-align:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.13) 1px,transparent 1px);background-size:24px 24px;opacity:.55}
.cta .wrap{position:relative;z-index:1;max-width:780px}
.cta h2{color:#fff}
.cta p{margin-block-start:20px;font-size:18px;color:rgba(255,255,255,.86)}
.cta .hbtns{justify-content:center}

/* footer */
footer{background:var(--navy);color:rgba(255,255,255,.62);padding-block:46px;font-size:14px}
.frow{display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between}
.flogo{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-weight:800;font-size:19px;color:#fff;direction:ltr}
.flogo .mark .track{stroke:rgba(255,255,255,.28)}
.flogo .mark .dot{fill:#fff}
footer nav{margin:0;gap:22px}
footer nav a{color:rgba(255,255,255,.62)}
footer nav a:hover{color:#fff}
footer nav a::after{background:var(--teal-br)}

/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.rv.on{opacity:1;transform:none}

@media (max-width:980px){
  .hgrid,.rgrid,.ai,.regwrap{grid-template-columns:1fr;gap:44px}
  .nums{grid-template-columns:repeat(2,1fr);gap:34px;padding-block:52px}
  .steps{grid-template-columns:1fr 1fr}
  .step{border-inline-end:0;border-block-end:1px solid var(--line);padding-inline-end:26px}
  .tgrid{grid-template-columns:1fr}
  .merge{grid-template-columns:1fr;gap:20px}
  .marrow{transform:rotate(90deg);margin-inline:auto}
  [dir="rtl"] .marrow{transform:rotate(90deg)}
  nav{display:none}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr}
  .nums{grid-template-columns:1fr}
  .hero{padding-block-start:126px}
  .btn-lg{padding:15px 26px;font-size:16px}
  .row{grid-template-columns:104px 1fr 34px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}