*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
  :root{
    --navy:#005b74;--teal:#4597a8;--crimson:#6b0911;
    --sand:#d5b693;--tan:#8e7355;--cream:#faf7e8;
    --dark:#001c26;--darker:#00111a;
    --glass:rgba(255,255,255,0.06);
    --glass-border:rgba(255,255,255,0.1);
  }
  html{scroll-behavior:smooth;overflow-x:hidden}
  body{font-family:'Zain','Outfit',sans-serif;background:var(--darker);color:var(--cream);overflow-x:hidden;}
  /* keep native cursor for a more professional desktop experience */
  #cur{position:fixed;width:10px;height:10px;background:var(--teal);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);mix-blend-mode:screen;transition:transform .15s}
  #cur-ring{position:fixed;width:34px;height:34px;border:1.5px solid rgba(69,151,168,.45);border-radius:50%;pointer-events:none;z-index:9998;transform:translate(-50%,-50%);transition:width .3s,height .3s}
  #pre{position:fixed;inset:0;background:var(--darker);z-index:10000;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;transition:opacity .9s .2s,visibility .9s .2s}
  #pre.gone{opacity:0;visibility:hidden}
  .pre-logo-img{width:84px;height:auto;display:block;margin-bottom:14px}
  .pre-logo{font-family:'Zain','Outfit',sans-serif;font-weight:700;font-size:1rem;color:var(--teal);letter-spacing:.45em;text-transform:uppercase;}
  .pre-ar{font-family:'Zain','Outfit',sans-serif;font-weight:600;font-size:1.9rem;color:var(--sand);opacity:.6;text-transform:uppercase;}
  .pre-bar{width:160px;height:1px;background:rgba(69,151,168,.15);overflow:hidden;border-radius:1px}
  .pre-fill{height:100%;background:linear-gradient(90deg,var(--teal),var(--sand));animation:pfill 2s ease forwards}
  @keyframes pfill{from{width:0}to{width:100%}}
  #cvs{position:fixed;inset:0;z-index:0;pointer-events:none}
  nav{position:fixed;top:0;left:0;right:0;z-index:500;padding:18px 6vw;display:flex;align-items:center;direction:ltr;gap:18px;width:100%;background:rgba(0,17,26,.72);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.05)}
  .nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
  .nav-lang-toggle{font-family:'Zain','Outfit',sans-serif;font-size:.8rem;font-weight:600;color:var(--cream);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);padding:10px 16px;border-radius:999px;cursor:pointer;transition:background .25s,transform .25s,color .25s;box-shadow:0 10px 30px rgba(0,0,0,.12)}
  .nav-lang-toggle:hover{background:rgba(69,151,168,.16);border-color:rgba(69,151,168,.32);color:#fff;transform:translateY(-1px)}
  body.rtl{direction:rtl;}
  /* Nav always stays LTR regardless of language */
  body.rtl nav{direction:ltr;}
  /* In Arabic, flip nav so logo is on the right */
  body.rtl nav{flex-direction:row-reverse;}
  /* In RTL, also reverse buttons inside nav-actions: [3lines][audio][language] */
  body.rtl .nav-actions{flex-direction:row-reverse;}
  /* Mobile dropdown: in RTL open from left (hamburger is on left due to row-reverse) */
  body.rtl .nav-links.mobile-open{right:auto;left:20px;text-align:right;}
  body.rtl .nav-links.mobile-open a{text-align:right;}
  /* Text alignment for Arabic */
  body.rtl .hero-eyebrow,
  body.rtl .hero-h1,
  body.rtl .hero-sub,
  body.rtl .section-eyebrow,
  body.rtl .section-h,
  body.rtl .section-p,
  body.rtl .feat-title,
  body.rtl .feat-desc,
  body.rtl .team-name,
  body.rtl .team-role,
  body.rtl .team-bio,
  body.rtl .cta-h,
  body.rtl .cta-sub{text-align:right;}
  body.rtl .hero-left{align-items:flex-start;text-align:right;}
  body.rtl .hero-btns,
  body.rtl .hero-badges,
  body.rtl .hero-brand,
  body.rtl .feat-chips{justify-content:flex-start;}
  body.rtl .section-eyebrow{justify-content:flex-start;}
  /* Preserve alternating feat-row column layout in RTL */
  body.rtl .feat-row{direction:ltr;}
  body.rtl .feat-row.rev{direction:rtl;}
  body.rtl #features .feat-text{direction:rtl;text-align:right;}
  body.rtl #features .feat-title,
  body.rtl #features .feat-desc{width:100%;margin-left:0;margin-right:0;padding-left:0;padding-right:0;text-indent:0;}
  body.rtl #features .feat-chips{justify-content:flex-start;}
  body.rtl #team,
  body.rtl #team .section-eyebrow,
  body.rtl #team .section-h,
  body.rtl #team .section-p,
  body.rtl #team .team-name,
  body.rtl #team .team-role,
  body.rtl #team .team-bio,
  body.rtl #contact,
  body.rtl #contact .section-eyebrow,
  body.rtl #contact .cta-h,
  body.rtl #contact .cta-sub{text-align:center;}
  body.rtl #team .section-eyebrow,
  body.rtl #contact .section-eyebrow,
  body.rtl #contact .contact-btn-wrap{justify-content:center;}
  .nav-logo{font-family:'Zain','Outfit',sans-serif;font-weight:700;font-size:1.45rem;color:var(--teal);letter-spacing:.32em;text-decoration:none;display:flex;align-items:center;gap:10px;}
  .nav-links{display:flex;gap:28px;list-style:none;align-items:center;flex:1;justify-content:center;margin:0;}
  .nav-toggle{display:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:var(--cream);cursor:pointer;width:42px;height:42px;border-radius:999px;position:relative;align-items:center;justify-content:center;transition:background .25s,transform .25s,border-color .25s;box-shadow:0 10px 30px rgba(0,0,0,.12);flex-shrink:0;}
  .nav-toggle span{display:block;position:absolute;left:50%;width:18px;height:2px;background:var(--cream);border-radius:999px;transform:translateX(-50%);transition:transform .25s ease,opacity .25s ease,top .25s ease}
  .nav-toggle span:nth-child(1){top:12px;}
  .nav-toggle span:nth-child(2){top:20px;}
  .nav-toggle span:nth-child(3){top:28px;}
  .nav-toggle.open span:nth-child(1){top:20px;transform:translateX(-50%) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){top:20px;transform:translateX(-50%) rotate(-45deg)}
  .nav-toggle:hover{background:rgba(69,151,168,.16);border-color:rgba(69,151,168,.32);transform:translateY(-1px)}
  .nav-logo img{width:32px;height:auto;display:block}
  .nav-links a{color:rgba(250,247,232,.75);text-decoration:none;font-size:.88rem;letter-spacing:.05em;font-weight:500;transition:color .3s,transform .25s}
  .nav-links a:hover{color:var(--teal);transform:translateY(-1px)}
  .nav-pill{padding:9px 22px;border:1px solid rgba(69,151,168,.4);border-radius:30px;color:var(--teal)!important;font-weight:500!important;background:rgba(255,255,255,.04);}
  .nav-pill:hover{background:rgba(69,151,168,.14)!important}
  section{position:relative;z-index:1;min-height:100vh}
  #hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.92fr);align-items:stretch;min-height:100vh;padding:86px 6vw 56px;gap:56px;overflow:visible;position:relative}
  #hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 22% 20%, rgba(69,151,168,.14), transparent 25%),radial-gradient(circle at 80% 18%, rgba(255,255,255,.06), transparent 18%);pointer-events:none;}
  .hero-left{padding-top:10px;z-index:10;max-width:680px;display:flex;flex-direction:column;justify-content:center}
  .hero-right{display:flex;align-items:center;justify-content:center;position:relative;z-index:10;overflow:visible;width:100%;margin:0 auto}
  .hero-phones{position:relative;width:min(100%,360px);height:100%}
  .hero-phones::before{content:'';position:absolute;top:8%;left:5%;width:90%;height:86%;background:radial-gradient(circle at 50% 16%, rgba(69,151,168,.18), transparent 42%);pointer-events:none}
  .hero-phone-back{position:absolute;left:60px;top:60px;transform:rotate(8deg);opacity:.45;filter:blur(1.5px)}
  .hero-phone-front{position:absolute;left:0;top:60px;bottom:0;transform:rotate(-3deg);animation:hpf 5s ease-in-out infinite}
  .hero-phone-front .pframe{height:100%;width:auto;aspect-ratio:9/19.5}
  /* Hero UOB affiliation */
  .hero-uob{display:flex;align-items:center;gap:12px;margin-bottom:28px;opacity:0;animation:fu 1s ease 1.2s forwards;padding-bottom:20px;border-bottom:1px solid rgba(250,247,232,.08)}
  .hero-uob-logo{width:50px;height:50px;object-fit:contain;flex: shrink 2;}
  .hero-uob-text{display:flex;flex-direction:column;gap:1px}
  .hero-uob-text span{font-size:.62rem;text-transform:uppercase;color:rgba(250,247,232,.45);line-height:1.6}
  .hero-uob-text span:first-child{color:rgba(250,247,232,.7);font-weight:500}
  /* Hero brand mark */
  .hero-brand{display:flex;align-items:center;margin-bottom:20px;opacity:0;animation:fu 1s ease 1.5s forwards;}
  .hero-brand-label{font-family:'Zain','Outfit',sans-serif;font-size:clamp(1.35rem,2.1vw,2rem);font-weight:800;color:var(--sand);letter-spacing:0;line-height:1;white-space:nowrap;}
  .hero-eyebrow{font-size:.7rem;text-transform:uppercase;color:var(--teal);margin-bottom:16px;opacity:0;animation:fu 1s ease 1.8s forwards;line-height:2}
  .hero-h1{font-family:'Zain','Outfit',sans-serif;font-size:clamp(1.85rem,2.8vw,3.75rem);line-height:1.18;font-weight:700;margin-bottom:22px;opacity:0;animation:fu 1s ease 2s forwards;letter-spacing:0;max-width:680px}
  .hero-h1 em{font-style:italic;color:var(--teal)}
  .hero-highlight{color:var(--teal);font-weight:800;text-shadow:0 0 32px rgba(142,115,85,.24)}
  .hero-arabic{font-family:'Zain','Outfit',sans-serif;font-size:clamp(1.8rem,3vw,3.2rem);color:var(--sand);margin-bottom:24px;direction:rtl;opacity:0;animation:fu 1s ease 2.1s forwards}
  .hero-sub{font-size:1.02rem;color:rgba(250,247,232,.68);line-height:1.85;max-width:560px;margin-bottom:34px;font-weight:300;opacity:0;animation:fu 1s ease 2.3s forwards}
  .hero-btns{display:flex;gap:14px;flex-wrap:wrap;opacity:0;animation:fu 1s ease 2.5s forwards}
  .btn-p{padding:13px 30px;background:linear-gradient(135deg,var(--navy),var(--teal));border:none;border-radius:30px;color:#fff;font-family:'Zain','Outfit',sans-serif;font-size:.88rem;font-weight:500;cursor:pointer;transition:transform .3s,box-shadow .3s;box-shadow:0 0 30px rgba(69,151,168,.25);text-decoration:none;display:inline-block}
  .btn-p:hover{transform:translateY(-3px);box-shadow:0 0 50px rgba(69,151,168,.45)}
  .btn-g{padding:13px 22px;border:1px solid rgba(250,247,232,.18);border-radius:30px;color:rgba(250,247,232,.65);font-family:'Zain','Outfit',sans-serif;font-size:.88rem;cursor:pointer;transition:border-color .3s,color .3s;text-decoration:none;display:inline-block}
  .btn-g:hover{border-color:var(--teal);color:var(--teal)}
  .hero-badges{display:flex;gap:12px;margin-top:32px;opacity:0;animation:fu 1s ease 2.7s forwards;flex-wrap:wrap}
  .badge{display:flex;align-items:center;gap:7px;padding:7px 14px;background:var(--glass);border:1px solid var(--glass-border);border-radius:20px;font-size:.72rem;color:rgba(250,247,232,.5)}
  .badge-dot{width:5px;height:5px;border-radius:50%;background:var(--teal);animation:pulse 2s ease infinite}
  @keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(69,151,168,.4)}50%{box-shadow:0 0 0 7px rgba(69,151,168,0)}}
  @keyframes hpf{0%,100%{transform:rotate(-3deg) translateY(0)}50%{transform:rotate(-3deg) translateY(-14px)}}
  .pframe{width:230px;background:#0a2535;border-radius:38px;border:2px solid rgba(255,255,255,.1);overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.7),0 0 0 1px rgba(69,151,168,.08);position:relative}
  .pframe.glow{box-shadow:0 0 0 2px rgba(69,151,168,.3),0 0 80px rgba(69,151,168,.18),0 40px 100px rgba(0,0,0,.8)}
  .pscreen{width:100%;aspect-ratio:9/19.5;overflow:hidden;position:relative;background:rgba(0,28,38,.95)}
  .pscreen img{width:100%;height:100%;object-fit:contain;object-position:center center;display:block}
  .pnotch{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:58px;height:7px;background:#001c26;border-radius:4px;z-index:5}
  .scroll-hint{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;opacity:0;animation:fu 1s ease 3.2s forwards;z-index:20}
  .scroll-hint span{font-size:.65rem;letter-spacing:.25em;text-transform:uppercase;color:rgba(255,255,255,.3)}
  .smouse{width:20px;height:33px;border:1.5px solid rgba(255,255,255,.25);border-radius:10px;position:relative}
  .smouse::after{content:'';position:absolute;top:5px;left:50%;transform:translateX(-50%);width:2.5px;height:7px;background:var(--teal);border-radius:2px;animation:sdot 2s ease-in-out infinite}
  @keyframes sdot{0%,100%{transform:translateX(-50%) translateY(0);opacity:1}80%{transform:translateX(-50%) translateY(12px);opacity:0}}
  #about{padding:120px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.06),transparent)}
  .about-inner{max-width:1100px;width:100%;display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:center}
  .section-eyebrow{font-size:.68rem;text-transform:uppercase;color:var(--sand);margin-bottom:14px;display:flex;align-items:center;gap:12px}
  .section-eyebrow::before{content:'';display:block;width:28px;height:1px;background:var(--sand)}
  .section-h{font-family:'Zain','Outfit',sans-serif;font-size:clamp(2.2rem,3.8vw,4rem);line-height:1.1;margin-bottom:20px}
  .section-h em{font-style:italic;color:var(--teal)}
  .section-p{font-size:.93rem;line-height:1.85;color:rgba(250,247,232,1);font-weight:300;margin-bottom:16px}
  .about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
  .stat-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:16px;padding:22px 16px;text-align:center;transition:border-color .3s,transform .3s}
  .stat-card:hover{border-color:rgba(69,151,168,.35);transform:translateY(-4px)}
  .stat-num{font-family:'Zain','Outfit',sans-serif;font-size:2.4rem;font-weight:600;color:var(--teal);line-height:1}
  .stat-label{font-size:.7rem;color:rgba(250,247,232,.4);margin-top:6px;letter-spacing:.05em}
  .about-right{position:relative}
  .about-img-stack{position:relative;padding-bottom:50px}
  .about-brand{position:relative;border-radius:24px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.5);width:70%;margin:0 auto}
  .about-brand img{width:100%;height:auto;display:block}
  .about-float-card{position:absolute;bottom:-20px;right:-20px;background:var(--glass);backdrop-filter:blur(16px);border:1px solid rgba(69,151,168,.3);border-radius:16px;padding:16px 20px;width:200px}
  .afc-title{font-size:.65rem;text-transform:uppercase;color:var(--sand);margin-bottom:10px}
  .afc-palette{display:flex;gap:6px}
  .afc-swatch{width:24px;height:24px;border-radius:50%}
  #features{padding:80px 0}
  .feat-header{text-align:center;padding:0 6vw;margin-bottom:70px}
  .feat-row{display:grid;grid-template-columns:1fr 1fr;min-height:90vh;align-items:center;padding:80px 6vw;gap:60px;position:relative}
  .feat-row.rev{direction:rtl}
  .feat-row.rev .feat-text,.feat-row.rev .feat-phone-wrap{direction:ltr}
  .feat-text{z-index:10}
  .feat-num{font-family:'Zain','Outfit',sans-serif;font-size:5rem;font-weight:300;color:rgba(69,151,168,.08);line-height:1;margin-bottom:-10px}
  .feat-icon{width:52px;height:52px;background:rgba(69,151,168,.1);border:1px solid rgba(69,151,168,.2);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:18px}
  .feat-title{font-family:'Zain','Outfit',sans-serif;font-size:clamp(2rem,3.2vw,3.4rem);line-height:1.1;margin-bottom:16px}
  .feat-title em{font-style:italic;color:var(--teal)}
  .feat-desc{font-size:.92rem;line-height:1.82;color:rgba(250,247,232,.5);font-weight:300;max-width:420px;margin:0 0 28px;padding:0}
  .feat-chips{display:flex;flex-wrap:wrap;gap:8px}
  .chip{padding:7px 15px;background:rgba(69,151,168,.07);border:1px solid rgba(69,151,168,.18);border-radius:18px;font-size:.75rem;color:rgba(250,247,232,.65);transition:.3s}
  .chip:hover{background:rgba(69,151,168,.15);border-color:rgba(69,151,168,.4)}
  .feat-phone-wrap{display:flex;justify-content:center;align-items:center;position:relative;z-index:10}
  .feat-phone-glow{position:absolute;width:200px;height:380px;background:var(--teal);filter:blur(90px);opacity:.07;border-radius:50%;pointer-events:none}
  .feat-phone-wrap > .pframe{animation:featureFloat 5s ease-in-out infinite}
  .dual-phones{display:flex;gap:16px;align-items:flex-end}
  .dual-phones .pframe:first-child{animation:featureFloatLeft 5.4s ease-in-out infinite}
  .dual-phones .pframe:last-child{animation:featureFloatRight 5s ease-in-out infinite .25s}
  @keyframes featureFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
  @keyframes featureFloatLeft{0%,100%{transform:rotate(-4deg) translateY(20px)}50%{transform:rotate(-4deg) translateY(6px)}}
  @keyframes featureFloatRight{0%,100%{transform:rotate(3deg) translateY(0)}50%{transform:rotate(3deg) translateY(-14px)}}
  #demo{padding:120px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.05),transparent)}
  .demo-inner{max-width:1060px;width:100%;text-align:center}
  .demo-phones-row{display:flex;justify-content:center;gap:18px;align-items:flex-end;margin-top:60px;flex-wrap:wrap}
  .demo-phone{display:flex;flex-direction:column;align-items:center;gap:10px;opacity:0;transform:translateY(30px);transition:.7s ease}
  .demo-phone.visible{opacity:1;transform:translateY(0)}
  .demo-phone-label{font-size:.62rem;letter-spacing:.15em;text-transform:uppercase;color:rgba(250,247,232,.3)}
  .demo-phones-row .pframe{width:175px}
  .demo-phone:nth-child(1){transition-delay:0s}
  .demo-phone:nth-child(2){transition-delay:.1s}
  .demo-phone:nth-child(3){transition-delay:.2s}
  .demo-phone:nth-child(4){transition-delay:.3s}
  .demo-phone:nth-child(5){transition-delay:.4s}
  .demo-video-wrap{margin-top:32px;display:flex;flex-direction:column;align-items:center;gap:16px}
  .demo-video-wrap .pframe{width:100%;max-width:280px}
  .demo-video-wrap .pscreen{aspect-ratio:9/19.5;min-height:360px;overflow:hidden}
  .demo-screen-video{width:100%;height:100%;object-fit:cover;display:block}
  .demo-video-label{font-size:.78rem;text-transform:uppercase;color:rgba(250,247,232,.4)}
  #team{padding:120px 6vw;display:flex;flex-direction:column;align-items:center}
  .team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;max-width:1000px;width:100%;margin-top:60px}
  .team-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:22px;padding:32px 22px 26px;text-align:center;transition:transform .4s,border-color .4s;position:relative;overflow:hidden}
  .team-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% -10%,rgba(69,151,168,.08),transparent 65%);opacity:0;transition:.4s;pointer-events:none}
  .team-card:hover{transfمن خلال نظام ثوري للملاحة الفلكيةorm:translateY(-6px);border-color:rgba(69,151,168,.3)}
  .team-card:hover::before{opacity:1}
  .team-av{width:68px;height:68px;border-radius:50%;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:1.6rem;background:linear-gradient(135deg,rgba(69,151,168,.15),rgba(0,91,116,.1));border:1px solid rgba(69,151,168,.2)}
  .team-name{font-family:'Zain','Outfit',sans-serif;font-size:1.25rem;margin-bottom:4px}
  .team-role{font-size:.7rem;letter-spacing:.08em;color:var(--teal);margin-bottom:12px;text-transform:uppercase}
  .team-bio{font-size:.8rem;line-height:1.65;color:rgba(250,247,232,1)}
  .team-card-buttons{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:22px}
  .team-btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:999px;border:1px solid rgba(69,151,168,.35);background:rgba(255,255,255,.06);color:var(--cream);font-family:'Zain','Outfit',sans-serif;font-size:.82rem;font-weight:600;text-decoration:none;transition:background .25s,border-color .25s,transform .25s}
  .team-btn:hover{background:rgba(69,151,168,.16);border-color:rgba(69,151,168,.55);transform:translateY(-1px)}
  .team-btn-profile{background:linear-gradient(135deg,var(--navy),var(--teal));border-color:transparent;width:100%}
  .team-btn-profile:hover{background:linear-gradient(135deg,var(--teal),var(--navy));border-color:transparent;transform:translateY(-1px)}
  #contact{padding:120px 6vw;text-align:center;position:relative;background:linear-gradient(180deg,rgba(0,91,116,.04),transparent)}
  .cta-inner{max-width:700px;margin:0 auto;position:relative;z-index:10}
  .cta-h{font-family:'Zain','Outfit',sans-serif;font-size:clamp(2.5rem,5vw,5rem);line-height:1.05;margin-bottom:20px}
  .cta-h em{font-style:italic;color:var(--teal)}
  .cta-sub{font-size:.93rem;color:rgba(250,247,232,.45);line-height:1.8;margin-bottom:40px}
  .cta-form{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:28px}
  .cta-input{padding:14px 22px;background:rgba(69,151,168,.06);border:1px solid rgba(69,151,168,.2);border-radius:30px;color:var(--cream);font-family:'Zain','Outfit',sans-serif;font-size:.9rem;outline:none;min-width:230px;transition:border-color .3s}
  .cta-input:focus{border-color:rgba(69,151,168,.5)}
  .cta-input::placeholder{color:rgba(250,247,232,.25)}
  .cta-note{font-size:.72rem;color:rgba(250,247,232,.25)}
  .cta-glow{position:absolute;width:500px;height:500px;background:radial-gradient(var(--navy),transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}
  footer{padding:24px 6vw 34px;border-top:1px solid rgba(69,151,168,.18);display:flex;flex-direction:column;align-items:center;gap:12px;background:rgba(0,17,26,.82);text-align:center;}
  .footer-row{width:100%;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
  .footer-project-info{font-size:.82rem;color:rgba(250,247,232,.85);line-height:1.6;max-width:720px;text-align:center;margin:0;padding:10px 0 0;border-top:1px solid rgba(69,151,168,.15);width:100%;}
  .fl{display:flex;align-items:center;gap:10px; opacity:.9;font-size:1rem}
  .fl-logo{font-family:'Zain','Outfit',sans-serif;font-size:1.3rem;color:var(--teal);letter-spacing:.12em}
  .fl-ar{color:var(--sand);opacity:.9;font-size:1rem}
  .footer-links{display:flex;gap:22px;list-style:none; opacity:.9;font-size:1rem}
  .footer-links a{font-size:.75rem;color:rgba(250,247,232,.72);text-decoration:none;transition:color .3s; opacity:.9;font-size:1rem}
  .footer-links a:hover{color:var(--teal); opacity:.9;font-size:1rem}
  .fc{font-size:.7rem;color:rgba(250,247,232,.62); opacity:.9;font-size:1rem}
  .dpmeter{position:fixed;right:28px;top:50%;transform:translateY(-50%);z-index:200;display:flex;flex-direction:column;align-items:center;gap:5px}
  .dpm-label{font-size:.55rem;letter-spacing:.1em;color:rgba(255,255,255,.25);writing-mode:vertical-rl;margin-bottom:4px}
  .dpm-track{width:2px;height:100px;background:rgba(255,255,255,.08);border-radius:2px;position:relative}
  .dpm-fill{position:absolute;top:0;left:0;right:0;background:linear-gradient(to bottom,var(--teal),rgba(107,9,17,.6));border-radius:2px;transition:height .3s;height:0}
  .dpm-dots{display:flex;flex-direction:column;gap:12px;margin-top:4px}
  .dpm-dot{width:5px;height:5px;border-radius:50%;border:1px solid rgba(255,255,255,.18);cursor:pointer;transition:background .3s,border-color .3s}
  .dpm-dot.on{background:var(--teal);border-color:var(--teal)}
  .rev{opacity:0;transform:translateY(32px);transition:opacity .9s,transform .9s}
  .revL{opacity:0;transform:translateX(-32px);transition:opacity .9s,transform .9s}
  .revR{opacity:0;transform:translateX(32px);transition:opacity .9s,transform .9s}
  .rev.vis,.revL.vis,.revR.vis{opacity:1;transform:none}
  @keyframes fu{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
  .wave-sep{width:100%;overflow:hidden;line-height:0;position:relative;z-index:1}
  .wave-sep svg{display:block;width:100%}
/* =========================
   RESPONSIVE DESIGN
========================= */

/* Large tablets */
@media (max-width: 1200px) {
  .hero-phones {
    width: 300px;
    height: 520px;
  }

  .pframe {
    width: 210px;
  }

  .feat-row {
    gap: 40px;
  }

  .section-h,
  .feat-title,
  .cta-h {
    font-size: clamp(2rem, 5vw, 4rem);
  }
}

@media (max-width: 768px) {

  html,
  body {
    overflow-x: hidden;
    width: 100%;
  }

  section {
    min-height: auto;
  }

  /* HERO */
  #hero {
    grid-template-columns: 1fr;
    padding: 96px 20px 48px;
    gap: 24px;
    min-height: auto;
    text-align: left;
    overflow: visible;
  }

  .hero-left {
    padding-top: 0;
    align-items: flex-start;
    display: flex;
    flex-direction: column;
  }

  .hero-right {
    width: 100%;
    height: auto;
    min-height: 520px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: visible;
    padding-bottom: 30px;
  }

  .hero-phones {
    width: 100%;
    max-width: 360px;
    height: 520px;
    display: block;
    position: relative;
    margin: 0 auto;
    left: 0;
    right: 0;
  }

  .hero-phone-front,
  .hero-phone-back {
    position: absolute;
  }

  .hero-phone-front {
    left: 50%;
    top: 0;
    transform: translateX(-50%) rotate(-3deg);
    animation: none;
  }

  .hero-phone-front .pframe {
    width: 180px;
    height: auto;
  }

  .hero-phone-back {
    left: calc(50% + 24px);
    top: 28px;
    transform: translateX(-50%) rotate(8deg);
  }

  .pframe {
    width: 180px;
    border-radius: 32px;
  }

  /* BUTTONS */
  .hero-btns {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-p,
  .btn-g {
    width: 100%;
    max-width: 320px;
  }

  /* BADGES */
  .hero-badges {
    justify-content: flex-start;
  }

  .badge {
    font-size: 0.7rem;
  }

  /* TEXT */
  .hero-h1 {
    font-size: clamp(2.2rem, 9vw, 3.6rem);
    line-height: 1.05;
  }

  .hero-arabic {
    font-size: clamp(1.4rem, 7vw, 2rem);
  }

  .hero-sub {
    font-size: 0.9rem;
    max-width: 100%;
  }

  /* ABOUT */
  #about {
    padding: 80px 20px;
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-img-stack {
    height: auto;
  }

  .about-float-card {
    width: 150px;
    right: 0;
    bottom: -10px;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  /* FEATURES */
  .feat-row,
  .feat-row.rev {
    grid-template-columns: 1fr;
    padding: 60px 20px;
    gap: 30px;
    text-align: center;
    direction: ltr;
  }

  .feat-phone-wrap {
    order: -1;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .feat-phone-wrap.revR,
  .feat-phone-wrap.revL {
    transform: translateY(32px);
  }

  .feat-desc {
    max-width: 100%;
  }

  .feat-chips {
    justify-content: center;
  }

  .dual-phones {
    transform: scale(0.8);
    gap: 6px;
  }

  /* DEMO */
  .demo-phones-row {
    gap: 12px;
  }

  .demo-phones-row .pframe {
    width: 120px;
  }

  /* TEAM */
  .team-grid {
    grid-template-columns: 1fr;
  }

  /* CTA */
  .cta-form {
    flex-direction: column;
    align-items: center;
  }

  .cta-input {
    width: 100%;
    max-width: 320px;
  }

  /* FOOTER */
  footer {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  .nav-toggle {
    display: flex;
  }

  .nav-actions {
    margin-left: auto;
  }

  body.rtl .nav-actions {
    margin-left: 0;
    margin-right: auto;
  }

  .nav-links {
    display: none;
  }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: absolute;
    top: 100%;
    right: 20px;
    background: rgba(0,17,26,.98);
    border: 1px solid rgba(69,151,168,.18);
    border-radius: 18px;
    padding: 18px 16px;
    width: calc(100% - 40px);
    max-width: 320px;
    box-shadow: 0 24px 60px rgba(0,0,0,.25);
  }

  .nav-links.mobile-open li {
    width: 100%;
  }
  /* REMOVE DESKTOP EFFECTS */
  #cur,
  #cur-ring,
  .dpmeter,
  .scroll-hint {
    display: none;
  }

  body {
    cursor: auto;
  }
}

/* Phones */
@media (max-width: 600px) {
  section {
    min-height: auto;
  }

  nav {
    padding: 14px 16px;
  }

  .nav-logo {
    font-size: 1.1rem;
  }

  .nav-logo-ar {
    font-size: 0.9rem;
  }

  #hero {
    padding: 92px 20px 44px;
  }

  .hero-h1 {
    font-size: clamp(2.05rem, 6.5vw, 3.35rem);
    line-height: 1.1;
  }

  .hero-arabic {
    font-size: clamp(2.3rem, 12vw, 6rem);
  }

  .hero-sub {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  .hero-btns {
    width: 100%;
    flex-direction: column;
  }

  .btn-p,
  .btn-g {
    width: 100%;
    text-align: center;
  }

  .hero-right {
    width: 100%;
    min-height: 540px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: visible;
    padding-bottom: 20px;
  }

  .hero-phones {
    width: min(100%, 340px);
    height: 500px;
    display: block;
    position: relative;
    margin: 0 auto;
  }

  .hero-phone-front,
  .hero-phone-back {
    position: absolute;
  }

  .hero-phone-front {
    left: 50%;
    top: 0;
    transform: translateX(-50%) rotate(-3deg);
  }

  .hero-phone-back {
    left: calc(50% + 24px);
    top: 30px;
    transform: translateX(-50%) rotate(8deg);
  }

  .section-h,
  .feat-title,
  .cta-h {
    font-size: 2rem;
  }

  .section-p,
  .feat-desc,
  .cta-sub {
    font-size: 0.88rem;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .stat-card {
    padding: 18px 14px;
  }

  .about-img-stack {
    height: auto;
  }

  .about-float-card {
    width: 160px;
    right: 0;
    bottom: -10px;
    padding: 12px;
  }

  .feat-num {
    font-size: 3rem;
  }

  .dual-phones {
    transform: scale(0.82);
    gap: 10px;
  }

  .demo-phones-row {
    justify-content: center;
  }

  .demo-phones-row .pframe {
    width: 120px;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .team-card {
    padding: 26px 18px;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .scroll-hint {
    bottom: 16px;
  }
}

/* Small phones */
@media (max-width: 400px) {
  .hero-phones {
    transform: scale(0.82);
    transform-origin: top center;
  }

  .hero-h1 {
    font-size: 1.52rem;
  }

  .section-h,
  .feat-title,
  .cta-h {
    font-size: 1.7rem;
  }

  .demo-phones-row .pframe {
    width: 100px;
  }

  .cta-input {
    min-width: unset;
  }
}

/* ── Abstract section ───────────────────────── */
#abstract{padding:100px 6vw;display:flex;flex-direction:column;align-items:center}
.abstract-inner{max-width:820px;width:100%;text-align:center}
.abstract-body{margin-top:48px;text-align:left;display:flex;flex-direction:column;gap:22px}
.abstract-body .section-p{margin:0}

/* ── Objectives section ─────────────────────── */
#objectives{padding:100px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.05),transparent)}
.objectives-inner{max-width:820px;width:100%}
.objectives-list{list-style:none;display:flex;flex-direction:column;gap:18px;max-width:720px;margin:0 auto}
.objectives-list li{display:flex;align-items:flex-start;gap:16px;opacity:0;transform:translateX(-20px);transition:.6s ease}
.objectives-list li.vis{opacity:1;transform:translateX(0)}
.objectives-list li:nth-child(1){transition-delay:.0s}
.objectives-list li:nth-child(2){transition-delay:.1s}
.objectives-list li:nth-child(3){transition-delay:.2s}
.objectives-list li:nth-child(4){transition-delay:.3s}
.objectives-list li:nth-child(5){transition-delay:.4s}
.obj-bullet{width:8px;height:8px;min-width:8px;background:var(--teal);border-radius:50%;margin-top:9px;box-shadow:0 0 8px rgba(69,151,168,.5)}
.objectives-list li span{font-size:1rem;color:rgba(250,247,232,.8);line-height:1.7}

/* ── Tools / Tech Stack section ─────────────── */
#tools{padding:80px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.04),transparent)}
.tools-inner{max-width:1200px;width:100%}
.tools-header{text-align:center;margin-bottom:56px}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:20px;justify-items:center;justify-content:center;width:100%;max-width:1200px;}
.tool-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:20px;padding:32px 20px;display:flex;flex-direction:column;align-items:center;gap:16px;cursor:default;transition:transform .35s,border-color .35s,box-shadow .35s;position:relative;overflow:hidden;width:100%;}
.tool-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(69,151,168,.1),transparent 65%);opacity:0;transition:.35s}
.tool-card:hover{transform:translateY(-6px);border-color:rgba(69,151,168,.38);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.tool-card:hover::before{opacity:1}
.tool-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:rgba(69,151,168,.08);border:1px solid rgba(69,151,168,.15);border-radius:16px;overflow:hidden;padding:10px}
.tool-icon img{width:100%;height:100%;object-fit:contain;display:block;filter:brightness(1.1)}
.tool-emoji{font-size:32px;line-height:1;display:flex;align-items:center;justify-content:center;width:100%;height:100%;}
.tool-name{font-family:'Zain','Outfit',sans-serif;font-size:.95rem;font-weight:600;color:rgba(250,247,232,.75);letter-spacing:.04em;text-align:center}
.tool-desc{font-size:.72rem;color:rgba(250,247,232,.35);text-align:center;line-height:1.5}
@media (max-width:480px){.tools-grid{grid-template-columns:repeat(2,1fr)}}

/* ── Contact section button ─────────────────── */
.contact-btn-wrap{display:flex;justify-content:center;margin-bottom:16px}
.contact-btn{font-size:.92rem;padding:16px 38px;letter-spacing:.03em;display:inline-flex;align-items:center;gap:10px}
.contact-btn::before{content:'✉';font-size:1rem}

/* ── Professional polish ─────────────────────── */
/* Focus ring for accessibility */
a:focus-visible,button:focus-visible,.cta-input:focus-visible{outline:2px solid rgba(69,151,168,.7);outline-offset:3px}
/* Team avatar hover glow */
.team-card:hover .team-av{border-color:rgba(69,151,168,.5);box-shadow:0 0 18px rgba(69,151,168,.18)}
/* Smooth nav transitions */
nav{transition:background .3s,backdrop-filter .3s}
/* About brand image — natural size, handled by main rule */
/* Subtle section divider accents */
.wave-sep svg path{transition:fill .4s}
/* Button press feel */
.btn-p:active{transform:translateY(-1px);box-shadow:0 0 20px rgba(69,151,168,.3)}
/* Chip active state */
.chip:active{transform:scale(.97)}
/* Stat card number color gradient */
.stat-num{background:linear-gradient(135deg,var(--teal),var(--sand));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
/* Emoji stat nums don't need the gradient */
.stat-card:has(.stat-num:not(:empty)) .stat-num{font-size:2.4rem}

/* ── Extra responsive fixes ─────────────────── */
@media (max-width:900px){
  .about-stats{grid-template-columns:repeat(3,1fr)}
  .team-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .team-grid{grid-template-columns:1fr 1fr}
  .demo-phones-row{overflow-x:auto;flex-wrap:nowrap;justify-content:center;padding:0 20px 16px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
  .demo-phone{scroll-snap-align:start;flex-shrink:0}
  .contact-btn{width:100%;max-width:340px;text-align:center;justify-content:center}
  #contact{padding:80px 20px}
}
@media (max-width:600px){
  .team-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:1fr 1fr 1fr}
  .stat-num{font-size:1.8rem}
  .feat-row,.feat-row.rev{padding:50px 20px}
  .demo-phones-row .pframe{width:110px}
  .section-h{font-size:clamp(1.8rem,8vw,2.8rem)}
}
@media (max-width:400px){
  .about-stats{grid-template-columns:1fr}
  .demo-phones-row .pframe{width:90px}
}


/* ===== Results Section ===== */
#results{padding:120px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.04),transparent)}
.results-inner{max-width:1060px;width:100%;text-align:center}
.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-top:60px;text-align:left}
.result-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:22px;overflow:hidden;transition:transform .4s,border-color .4s}
.result-card:hover{transform:translateY(-6px);border-color:rgba(69,151,168,.35)}
.result-img-wrap{width:100%;aspect-ratio:16/9;background:rgba(0,91,116,.06);display:flex;align-items:center;justify-content:center}
.result-img-placeholder{display:flex;flex-direction:column;align-items:center;gap:10px;opacity:.45}
.result-img-icon{font-size:2.4rem}
.result-label{padding:16px 20px;font-size:.8rem;letter-spacing:.08em;color:var(--teal);text-transform:uppercase;font-weight:600}

/* ===== Demo extras (elevator pitch, walkthroughs, live demo) ===== */
.demo-extras{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px;margin-top:64px;text-align:left;max-width:1060px;width:100%}
.demo-extra-block{background:var(--glass);border:1px solid var(--glass-border);border-radius:22px;padding:36px 30px}
.demo-extra-h{font-family:'Cormorant Garamond',serif;font-size:clamp(1.4rem,4vw,1.9rem);font-weight:600;line-height:1.2;margin:10px 0 14px}
.demo-pitch-placeholder{margin-top:20px;border:1.5px dashed rgba(69,151,168,.35);border-radius:14px;padding:28px 20px;display:flex;align-items:center;justify-content:center;gap:14px;color:rgba(var(--ink-rgb),.4)}
.demo-pitch-icon{font-size:1.6rem;opacity:.6}
.demo-pitch-label{font-size:.82rem;letter-spacing:.06em}
.demo-gif-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.demo-gif-chip{background:rgba(69,151,168,.1);border:1px solid rgba(69,151,168,.25);border-radius:40px;padding:6px 16px;font-size:.75rem;letter-spacing:.07em;color:var(--teal);font-weight:500}
.demo-live-row{margin-top:64px;text-align:center;max-width:1060px;width:100%}
.demo-live-btn{display:inline-block;padding:14px 34px;border-radius:40px;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;background:var(--glass);border:1.5px solid var(--glass-border)}

/* ===== Student Table ===== */
.student-table-wrap{max-width:1060px;width:100%;margin:56px auto 0;overflow-x:auto}
.student-table{width:100%;border-collapse:collapse;font-size:.85rem}
.student-table th{background:rgba(0,91,116,.08);color:var(--teal);font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:14px 18px;text-align:left;border-bottom:2px solid rgba(69,151,168,.25)}
.student-table td{padding:13px 18px;border-bottom:1px solid var(--glass-border);color:rgba(var(--ink-rgb),.8)}
.student-table tr:last-child td{border-bottom:none}
.student-table tr:hover td{background:rgba(69,151,168,.04)}
.student-table a{color:var(--teal);text-decoration:none;font-weight:500}
.student-table a:hover{text-decoration:underline}

/* ===== Conclusion Section ===== */
#conclusion{padding:120px 6vw;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,transparent,rgba(0,91,116,.05),transparent)}
.conclusion-inner{max-width:1060px;width:100%;text-align:center}
.conclusion-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-top:60px;text-align:left}
.conclusion-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:22px;padding:32px 26px;transition:transform .4s,border-color .4s;position:relative;overflow:hidden}
.conclusion-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% -10%,rgba(69,151,168,.08),transparent 65%);opacity:0;transition:.4s}
.conclusion-card:hover{transform:translateY(-6px);border-color:rgba(69,151,168,.35)}
.conclusion-card:hover::before{opacity:1}
.conclusion-icon{font-size:2rem;margin-bottom:14px}
.conclusion-card-title{font-family:'Cormorant Garamond',serif;font-size:1.25rem;font-weight:600;margin-bottom:10px;color:var(--teal)}
.conclusion-card-body{font-size:.87rem;line-height:1.7;color:rgba(var(--ink-rgb),.75)}

/* ===== Responsive additions ===== */
@media(max-width:768px){
  .demo-extras,.results-grid,.conclusion-grid{grid-template-columns:1fr}
  .student-table th,.student-table td{padding:10px 12px}
}


/* ═══════════════════════════════════════════════
   BH-* COMPONENT SYSTEM
   (Methodology, Results, Demo, Conclusion, About)
═══════════════════════════════════════════════ */

/* CSS variable aliases needed by bh- components */
:root{
  --gold:     #c9973a;
  --gold-l:   #e8b86d;
  --gold-d:   #7a5a20;
  --silver:   #9aadc2;
  --white:    #e8f0f8;
  --text:     rgba(250,247,232,0.75);
  --text-dim: rgba(250,247,232,0.4);
  --ink-rgb:  250,247,232;
}

/* Shared layout */
.bh-section{padding:100px 6vw;position:relative;z-index:1;}
.bh-inner{max-width:1100px;width:100%;margin:0 auto;}
.bh-label{
  font-size:.68rem;font-weight:400;color:var(--sand);
  letter-spacing:.05em;text-transform:uppercase;
  margin-bottom:12px;display:flex;align-items:center;gap:12px;
}
.bh-label::before{content:'';width:28px;height:1px;background:var(--sand);display:block;}
.bh-title{
  font-family:'Cinzel','Cormorant Garamond',serif;
  font-size:clamp(26px,3vw,38px);font-weight:700;
  color:var(--white);line-height:1.15;margin-bottom:14px;
}
.bh-title em{color:var(--gold-l);font-style:normal;}
.bh-subtitle{font-size:18px;color:var(--silver);max-width:640px;line-height:1.7;margin-bottom:56px;}
.bh-gallery-title{
  font-family:'Zain','Outfit',sans-serif;
  font-size:1.4rem;font-weight:600;color:var(--cream);
  letter-spacing:.02em;text-transform:none;
  margin-bottom:24px;margin-top:56px;display:flex;align-items:center;gap:14px;
  border-left:3px solid var(--teal);padding-left:14px;
}
.bh-gallery-title::before{display:none;}
body.rtl .bh-gallery-title{border-left:none;border-right:3px solid var(--teal);padding-left:0;padding-right:14px;text-align:right;}
.bh-note{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-dim);letter-spacing:.5px;}

/* Architecture diagram */
.bh-arch-diagram{
  background:rgba(15,30,46,.8);border:1px solid var(--glass-border);
  border-radius:14px;padding:40px 32px;margin-bottom:56px;
  position:relative;overflow:hidden;
}
.bh-arch-diagram::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--teal),transparent);
}
.bh-arch-title{
  font-size:.68rem;font-weight:400;color:var(--sand);
  letter-spacing:.05em;text-transform:uppercase;
  text-align:center;margin-bottom:32px;
  display:flex;align-items:center;justify-content:center;gap:12px;
}
.bh-arch-title::before,.bh-arch-title::after{content:'';width:28px;height:1px;background:var(--sand);display:block;}
.bh-arch-svg-wrap{display:flex;justify-content:center;overflow-x:auto;}

/* Tools grid */
.bh-tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;margin-bottom:56px;}
.bh-tool-card{
  background:var(--glass);border:1px solid var(--glass-border);
  border-radius:12px;padding:24px 20px;transition:transform .25s,border-color .25s;
  position:relative;overflow:hidden;
}
.bh-tool-card::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--teal),transparent);opacity:0;transition:opacity .25s;
}
.bh-tool-card:hover{border-color:rgba(42,180,163,.4);transform:translateY(-3px);}
.bh-tool-card:hover::after{opacity:1;}
.bh-tool-icon{font-size:26px;margin-bottom:10px;}
.bh-tool-name{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;color:var(--teal);margin-bottom:6px;}
.bh-tool-role{font-size:15px;color:var(--silver);line-height:1.5;}

/* Dev steps */
.bh-dev-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-bottom:56px;}
.bh-dev-step{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;padding:28px 24px;display:flex;gap:16px;}
.bh-dev-num{font-family:'Cinzel','Cormorant Garamond',serif;font-size:28px;font-weight:700;color:var(--gold-d);line-height:1;flex-shrink:0;}
.bh-dev-body h4{font-family:'Cinzel','Cormorant Garamond',serif;font-size:14px;font-weight:600;color:var(--gold-l);margin-bottom:6px;}
.bh-dev-body p{font-size:15px;color:var(--silver);line-height:1.6;}

/* Data grid */
.bh-data-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:0;}
.bh-data-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;padding:28px 24px;}
.bh-data-card h4{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;color:var(--teal);letter-spacing:2px;text-transform:uppercase;margin-bottom:14px;}
.bh-data-row{display:flex;align-items:flex-start;gap:10px;padding:8px 0;border-bottom:1px solid var(--glass-border);}
.bh-data-row:last-child{border-bottom:none;}
.bh-data-dot{width:6px;height:6px;border-radius:50%;background:var(--teal);margin-top:6px;flex-shrink:0;}
.bh-data-row p{font-size:15px;color:var(--text);line-height:1.5;}
.bh-data-row p span{color:var(--silver);font-size:12px;display:block;font-family:'JetBrains Mono',monospace;}

/* Metrics bar */
.bh-metrics-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:56px;}
.bh-metric{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;padding:28px 20px;text-align:center;position:relative;overflow:hidden;}
.bh-metric::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold-d),var(--teal),var(--gold-d));}
.bh-metric-val{font-family:'Cinzel','Cormorant Garamond',serif;font-size:34px;font-weight:700;color:var(--teal);display:block;margin-bottom:6px;}
.bh-metric-label{font-size:12px;color:var(--silver);letter-spacing:.5px;}

/* Screenshot grid */
.bh-screenshot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-bottom:56px;}
.bh-screenshot-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;overflow:hidden;transition:all .25s;}
.bh-screenshot-card:hover{border-color:rgba(42,180,163,.4);transform:translateY(-4px);}
.bh-screenshot-ph{width:100%;aspect-ratio:9/16;background:linear-gradient(160deg,rgba(15,30,46,.9),rgba(26,40,64,.9));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--silver);font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:1px;}
.bh-ph-icon{font-size:32px;}
.bh-ph-text{text-align:center;line-height:1.6;}
.bh-sc-caption{padding:14px 16px;font-size:14px;color:var(--text);border-top:1px solid var(--glass-border);}
.bh-sc-caption strong{font-family:'Cinzel','Cormorant Garamond',serif;color:var(--teal);display:block;margin-bottom:3px;font-size:13px;}

/* Graph grid */
.bh-graph-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:0;}
.bh-results-img-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:0;}
.bh-results-img-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;overflow:hidden;padding:12px;}
.bh-graph-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:12px;overflow:hidden;}
.bh-graph-header{padding:14px 20px;border-bottom:1px solid var(--glass-border);}
.bh-graph-header h4{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;color:var(--silver);letter-spacing:.5px;}
.bh-graph-body{padding:24px 20px;}
.bh-graph-empty{display:flex;align-items:center;justify-content:center;min-height:180px;text-align:center;}
.bh-bar-chart{display:flex;flex-direction:column;gap:12px;}
.bh-bar-row{display:flex;align-items:center;gap:12px;}
.bh-bar-label{font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--silver);width:110px;flex-shrink:0;}
.bh-bar-track{flex:1;height:20px;background:rgba(0,91,116,.15);border-radius:4px;overflow:hidden;}
.bh-bar-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,rgba(17,103,94,1),var(--teal));display:flex;align-items:center;justify-content:flex-end;padding-right:6px;}
.bh-bar-fill span{font-family:'JetBrains Mono',monospace;font-size:9px;color:#fff;font-weight:600;}
.bh-bar-fill.bh-gold{background:linear-gradient(90deg,var(--gold-d),var(--gold-l));}

/* Test table */
.bh-test-table{width:100%;border-collapse:collapse;}
.bh-test-table th{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:500;color:var(--teal);letter-spacing:1px;text-transform:uppercase;padding:10px 14px;border-bottom:1px solid var(--glass-border);text-align:left;}
.bh-test-table td{font-size:14px;color:var(--text);padding:10px 14px;border-bottom:1px solid var(--glass-border);vertical-align:middle;}
.bh-test-table tr:last-child td{border-bottom:none;}
.bh-test-table tr:hover td{background:rgba(0,91,116,.04);}
.bh-badge{display:inline-block;padding:3px 10px;border-radius:20px;font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:500;letter-spacing:.5px;}
.bh-pass{background:rgba(42,180,163,.12);color:var(--teal);border:1px solid rgba(42,180,163,.3);}
.bh-partial{background:rgba(201,151,58,.12);color:var(--gold-l);border:1px solid rgba(201,151,58,.3);}
.bh-fail{background:rgba(224,85,85,.1);color:#ff8080;border:1px solid rgba(224,85,85,.25);}

/* Demo section */
.bh-demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-bottom:40px;}
.bh-demo-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:14px;overflow:hidden;position:relative;}
.bh-demo-primary{border-color:rgba(201,151,58,.4);}
.bh-demo-primary::after{content:'ELEVATOR PITCH';position:absolute;top:14px;right:14px;font-family:'JetBrains Mono',monospace;font-size:9px;color:var(--gold-l);letter-spacing:2px;background:rgba(201,151,58,.1);border:1px solid rgba(201,151,58,.3);padding:4px 8px;border-radius:3px;}
.bh-video-ph{width:100%;aspect-ratio:16/9;background:linear-gradient(160deg,rgba(7,17,29,.9),rgba(12,31,53,.9));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;cursor:pointer;position:relative;overflow:hidden;transition:all .3s;}
.bh-bg-text{position:absolute;font-family:'Cinzel','Cormorant Garamond',serif;font-size:72px;font-weight:900;color:rgba(201,151,58,.04);letter-spacing:10px;user-select:none;}
.bh-play-btn{width:60px;height:60px;background:rgba(201,151,58,.1);border:2px solid rgba(201,151,58,.6);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s;position:relative;z-index:1;}
.bh-play-btn svg{fill:var(--gold-l);width:22px;height:22px;margin-left:4px;}
.bh-video-ph:hover .bh-play-btn{transform:scale(1.1);background:rgba(201,151,58,.2);}
.bh-video-label{font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--silver);letter-spacing:1.5px;position:relative;z-index:1;}
.bh-demo-meta{padding:18px 20px;border-top:1px solid var(--glass-border);}
.bh-demo-meta h4{font-family:'Cinzel','Cormorant Garamond',serif;font-size:15px;font-weight:600;color:var(--white);margin-bottom:5px;}
.bh-demo-meta p{font-size:14px;color:var(--silver);}
.bh-wt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;margin-top:20px;margin-bottom:36px;}
.bh-wt-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:10px;overflow:hidden;}
.bh-wt-ph{width:100%;aspect-ratio:1;background:rgba(15,30,46,.8);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--silver);font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:1px;}
.bh-wt-icon{font-size:28px;}
.bh-wt-caption{padding:10px 12px;font-size:13px;color:var(--silver);border-top:1px solid var(--glass-border);}
.bh-demo-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:8px;}
.bh-demo-link{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:8px;font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;text-decoration:none;letter-spacing:.5px;transition:all .25s;cursor:pointer;}
.bh-btn-primary{background:linear-gradient(135deg,var(--gold-d),var(--gold-l));color:#07111d;}
.bh-btn-primary:hover{filter:brightness(1.1);transform:translateY(-2px);}
.bh-btn-ghost{background:transparent;color:var(--teal);border:1px solid rgba(42,180,163,.35);}
.bh-btn-ghost:hover{background:rgba(42,180,163,.08);border-color:var(--teal);}

/* Conclusion */
.bh-conclusion-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-bottom:56px;}
.bh-conc-block{background:var(--glass);border:1px solid var(--glass-border);border-radius:14px;padding:32px 28px;}
.bh-conc-block h3{font-family:'Cinzel','Cormorant Garamond',serif;font-size:16px;font-weight:600;color:var(--gold-l);margin-bottom:16px;}
.bh-conc-block p{font-size:16px;color:var(--text);line-height:1.8;}
.bh-future-list{display:flex;flex-direction:column;gap:14px;}
.bh-future-item{display:flex;align-items:flex-start;gap:14px;padding:16px 18px;background:var(--glass);border:1px solid var(--glass-border);border-radius:10px;transition:border-color .2s;}
.bh-future-item:hover{border-color:rgba(42,180,163,.35);}
.bh-fi-num{font-family:'Cinzel','Cormorant Garamond',serif;font-size:22px;font-weight:700;color:var(--teal);flex-shrink:0;line-height:1;}
.bh-fi-body h5{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;color:var(--teal);margin-bottom:4px;}
.bh-fi-body p{font-size:14px;color:var(--silver);line-height:1.6;}
.bh-scale-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-top:24px;}
.bh-scale-card{background:var(--glass);border:1px solid var(--glass-border);border-top:3px solid var(--gold-d);border-radius:12px;padding:24px 20px;transition:border-top-color .2s;}
.bh-scale-card:hover{border-top-color:var(--gold-l);}
.bh-scale-card h4{font-family:'Cinzel','Cormorant Garamond',serif;font-size:14px;font-weight:600;color:var(--white);margin-bottom:8px;}
.bh-scale-card p{font-size:14px;color:var(--silver);line-height:1.6;}

/* About banner */
.bh-about-banner{background:linear-gradient(135deg,rgba(201,151,58,.06),rgba(42,180,163,.06));border:1px solid var(--glass-border);border-radius:14px;padding:32px 36px;margin:36px 0 32px;position:relative;overflow:hidden;}
.bh-about-banner p{font-size:17px;color:var(--text);line-height:1.85;max-width:820px;position:relative;z-index:1;}
.bh-about-banner strong{color:var(--gold-l);}

/* Team table */
.bh-team-table-wrap{overflow-x:auto;margin-bottom:0;}
.bh-team-table{width:100%;border-collapse:collapse;min-width:620px;}
.bh-team-table thead th{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:500;color:var(--teal);letter-spacing:1.5px;text-transform:uppercase;padding:12px 16px;border-bottom:2px solid rgba(42,180,163,.25);text-align:left;background:rgba(0,91,116,.08);}
.bh-team-table tbody td{padding:14px 16px;font-size:15px;color:var(--text);border-bottom:1px solid var(--glass-border);vertical-align:middle;}
.bh-team-table tbody tr:hover td{background:rgba(0,91,116,.04);}
.bh-team-table tbody tr:last-child td{border-bottom:none;}
.bh-td-name{font-family:'Cinzel','Cormorant Garamond',serif;font-size:14px;font-weight:600;color:var(--white);}
.bh-td-major{color:var(--silver);font-size:14px;}
.bh-td-email a{color:var(--teal);text-decoration:none;font-family:'JetBrains Mono',monospace;font-size:12px;}
.bh-td-email a:hover{text-decoration:underline;}
.bh-social-link{display:inline-flex;align-items:center;gap:4px;color:var(--silver);text-decoration:none;font-family:'JetBrains Mono',monospace;font-size:11px;padding:4px 9px;border:1px solid var(--glass-border);border-radius:4px;margin:2px;transition:all .2s;}
.bh-social-link:hover{color:var(--teal);border-color:rgba(42,180,163,.4);}

/* Responsive */
@media(max-width:768px){
  .bh-tools-grid,.bh-dev-steps,.bh-metrics-bar,.bh-screenshot-grid,.bh-scale-cards{grid-template-columns:1fr;}
  .bh-graph-grid,.bh-conclusion-layout,.bh-data-grid,.bh-demo-grid,.bh-results-img-grid{grid-template-columns:1fr;}
  .bh-section{padding:72px 5vw;}
}

/* RTL fixes for bh-section content */
/* Note: body.rtl already sets direction:rtl on everything.
   flex-direction:row on a direction:rtl container already flows right→left.
   DO NOT add row-reverse — that double-reverses back to LTR. */
body.rtl .bh-conc-block,
body.rtl .bh-dev-body,
body.rtl .bh-fi-body{text-align:right;}
body.rtl .bh-conc-block h3,
body.rtl .bh-dev-body h4,
body.rtl .bh-fi-body h5{text-align:right;}
/* bh-label: decorative line should appear after (right side) in RTL */
body.rtl .bh-label{flex-direction:row-reverse;}
body.rtl .bh-label::before{display:none;}
body.rtl .bh-label::after{content:'';width:28px;height:1px;background:var(--sand);display:block;}
/* Dev steps: number naturally on right in RTL due to direction:rtl on body */
body.rtl .bh-dev-step{flex-direction:row;}
body.rtl .bh-dev-body{text-align:right;}
body.rtl .bh-dev-body h4{text-align:right;}
body.rtl .bh-dev-body p{text-align:right;}
/* Future work items: number naturally on right in RTL */
body.rtl .bh-future-item{flex-direction:row;}
body.rtl .bh-fi-body{text-align:right;}
body.rtl .bh-fi-body h5{text-align:right;}
body.rtl .bh-fi-body p{text-align:right;}
/* Datasets & Hardware: dot naturally on right in RTL */
body.rtl .bh-data-row{flex-direction:row;}
body.rtl .bh-data-row p{text-align:right;}
body.rtl .bh-data-row p span{text-align:right;}
body.rtl .bh-data-card h4{text-align:right;letter-spacing:0;}
/* Other bh-section elements */
body.rtl .bh-arch-title{flex-direction:row-reverse;}
body.rtl .bh-scale-card{text-align:right;}
body.rtl .bh-subtitle{text-align:right;}
body.rtl .bh-test-table{direction:rtl;}
body.rtl .bh-test-table th, body.rtl .bh-test-table td{text-align:right;}
/* Tools (software) section: RTL alignment */
body.rtl #tools .tool-name,
body.rtl #tools .tool-desc{width:100%;text-align:center;}