:root{
    --bg: #080b12;
    --bg-alt: #0d1220;
    --panel: #101625;
    --panel-border: rgba(140,160,210,0.14);
    --cyan: #00e5ff;
    --violet: #8b7cff;
    --amber: #ffb020;
    --text: #e8ecf4;
    --muted: #7a8499;
    --glow-cyan: rgba(0,229,255,0.55);
    --glow-violet: rgba(139,124,255,0.45);
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
  }

  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-body);
    overflow-x:hidden;
    min-height:100vh;
  }
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
  ::selection{background:var(--cyan);color:#02121a;}

  /* ===================== INTRO SPLASH ===================== */
  #intro{
    position:fixed;inset:0;z-index:9999;
    background:var(--bg);
    display:flex;align-items:center;justify-content:center;
    overflow:hidden;
  }
  #intro canvas{position:absolute;inset:0;width:100%;height:100%;}
  #intro .veil{
    position:absolute;inset:0;
    background:radial-gradient(ellipse at center, rgba(8,11,18,0.35) 0%, rgba(8,11,18,0.92) 75%);
  }
  .intro-half{
    position:absolute;top:0;bottom:0;width:50%;
    background:var(--bg);
    z-index:5;
    transition:transform 1.1s cubic-bezier(.76,0,.24,1);
    box-shadow:0 0 60px rgba(0,0,0,0.6);
  }
  .intro-half.left{left:0;background:linear-gradient(120deg,#080b12 60%, #0d1220 100%);}
  .intro-half.right{right:0;background:linear-gradient(240deg,#080b12 60%, #0d1220 100%);}
  .intro-half.left::after{
    content:'';position:absolute;top:0;right:0;bottom:0;width:1px;
    background:linear-gradient(180deg, transparent, var(--cyan), transparent);
    box-shadow:0 0 20px 2px var(--glow-cyan);
  }
  #intro.split .intro-half.left{transform:translateX(-100%);}
  #intro.split .intro-half.right{transform:translateX(100%);}
  #intro.split .intro-text{opacity:0;transform:scale(1.08);transition:opacity .5s ease, transform .5s ease;}

  .intro-text{
    position:relative;z-index:6;text-align:center;padding:0 24px;
    transition:opacity .6s ease;
  }
  .intro-eyebrow{
    font-family:var(--font-mono);
    letter-spacing:0.35em;
    font-size:11px;
    color:var(--cyan);
    text-shadow:0 0 12px var(--glow-cyan);
    margin-bottom:18px;
    opacity:0;
    animation:fadeUp .9s ease .2s forwards;
  }
  .intro-title{
    font-family:var(--font-display);
    font-weight:700;
    font-size:clamp(22px, 4.4vw, 52px);
    line-height:1.25;
    letter-spacing:0.02em;
    color:#fff;
    text-shadow:
      0 0 8px var(--glow-cyan),
      0 0 24px var(--glow-cyan),
      0 0 60px var(--glow-violet);
    opacity:0;
    animation:fadeUp 1s ease .5s forwards, glowPulse 2.4s ease-in-out 1.4s infinite;
  }
  .intro-title .dots{
    display:inline-block;
    color:var(--muted);
    text-shadow:none;
  }
  .intro-trust{
    display:block;
    margin-top:14px;
    font-family:var(--font-display);
    font-style:italic;
    font-weight:500;
    font-size:clamp(18px,2.6vw,30px);
    color:var(--amber);
    text-shadow:0 0 16px rgba(255,176,32,0.6);
    opacity:0;
    animation:fadeUp .9s ease 1.6s forwards;
  }
  @keyframes fadeUp{
    from{opacity:0; transform:translateY(14px);}
    to{opacity:1; transform:translateY(0);}
  }
  @keyframes glowPulse{
    0%,100%{filter:brightness(1);}
    50%{filter:brightness(1.35);}
  }

  /* ===================== BACKGROUND NETWORK (main site) ===================== */
  #bg-canvas{
    position:fixed;inset:0;z-index:0;
    width:100%;height:100%;
    opacity:0.55;
  }
  #main-site{
    position:relative;z-index:1;
    opacity:0;
    transition:opacity .8s ease;
  }
  #main-site.show{opacity:1;}
  .grain{
    position:fixed;inset:0;z-index:2;pointer-events:none;
    background:radial-gradient(ellipse at 50% 0%, rgba(139,124,255,0.06), transparent 60%);
  }

  /* ===================== NAVBAR ===================== */
  header{
    position:fixed;top:0;left:0;right:0;z-index:50;
    display:flex;align-items:center;justify-content:space-between;
    padding:18px clamp(18px,4vw,48px);
    background:linear-gradient(180deg, rgba(8,11,18,0.92), rgba(8,11,18,0.65) 70%, transparent);
    backdrop-filter:blur(6px);
  }
  .brand{display:flex;align-items:center;gap:14px;}
  .logo-mark{
    width:44px;height:44px;flex-shrink:0;
    position:relative;
  }
  .logo-mark svg{width:100%;height:100%;filter:drop-shadow(0 0 8px var(--glow-cyan));}
  .brand-text{display:flex;flex-direction:column;line-height:1.15;}
  .brand-name{
    font-family:var(--font-display);
    font-weight:700;
    font-size:clamp(13px,1.6vw,18px);
    letter-spacing:0.04em;
    color:#fff;
  }
  .brand-tag{
    font-family:var(--font-mono);
    font-size:10.5px;
    letter-spacing:0.06em;
    color:var(--muted);
    margin-top:3px;
  }
  nav.desktop-nav{display:flex;align-items:center;gap:6px;}
  .nav-link{
    font-family:var(--font-body);
    font-weight:500;
    font-size:14px;
    padding:9px 16px;
    border-radius:8px;
    color:var(--text);
    position:relative;
    transition:color .2s ease, background .2s ease;
  }
  .nav-link:hover{color:var(--cyan); background:rgba(0,229,255,0.08);}
  .nav-cta{
    font-family:var(--font-body);
    font-weight:600;
    font-size:13.5px;
    padding:10px 20px;
    border-radius:8px;
    margin-left:8px;
    background:linear-gradient(135deg, var(--cyan), var(--violet));
    color:#04121a;
    box-shadow:0 4px 20px rgba(0,229,255,0.28);
    transition:transform .2s ease, box-shadow .2s ease;
  }
  .nav-cta:hover{transform:translateY(-2px); box-shadow:0 8px 28px rgba(0,229,255,0.4);}
  .hamburger{display:none;width:40px;height:40px;position:relative;}
  .hamburger span{
    position:absolute;left:8px;right:8px;height:2px;background:var(--text);
    transition:transform .25s ease, opacity .25s ease;
  }
  .hamburger span:nth-child(1){top:14px;}
  .hamburger span:nth-child(2){top:20px;}
  .hamburger span:nth-child(3){top:26px;}

  @media (max-width:880px){
    nav.desktop-nav{display:none;}
    .hamburger{display:block;}
  }

  /* ===================== HERO ===================== */
  .hero{
    min-height:100vh;
    display:flex;flex-direction:column;align-items:flex-start;justify-content:center;
    padding:120px clamp(18px,6vw,80px) 60px;
    max-width:1100px;
  }
  .hero-eyebrow{
    font-family:var(--font-mono);
    font-size:12px;letter-spacing:0.28em;color:var(--cyan);
    margin-bottom:20px;
  }
  .hero h1{
    font-family:var(--font-display);
    font-weight:700;
    font-size:clamp(34px,6.4vw,74px);
    line-height:1.06;
    letter-spacing:-0.01em;
    color:#fff;
  }
  .hero h1 .accent{
    background:linear-gradient(100deg, var(--cyan), var(--violet));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }
  .hero p.lead{
    margin-top:24px;
    max-width:560px;
    font-size:clamp(15px,1.6vw,18px);
    line-height:1.7;
    color:var(--muted);
  }
  .hero-actions{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap;}
  .btn-primary{
    font-weight:600;font-size:14.5px;padding:14px 26px;border-radius:10px;
    background:linear-gradient(135deg, var(--cyan), var(--violet));
    color:#04121a;
    box-shadow:0 6px 24px rgba(0,229,255,0.3);
    transition:transform .2s ease;
  }
  .btn-primary:hover{transform:translateY(-2px);}
  .btn-ghost{
    font-weight:600;font-size:14.5px;padding:14px 26px;border-radius:10px;
    border:1px solid var(--panel-border);
    color:var(--text);
    transition:border-color .2s ease, color .2s ease;
  }
  .btn-ghost:hover{border-color:var(--cyan); color:var(--cyan);}

  section{position:relative;padding:100px clamp(18px,6vw,80px);max-width:1200px;margin:0 auto;}
  .section-eyebrow{
    font-family:var(--font-mono);font-size:12px;letter-spacing:0.24em;color:var(--violet);margin-bottom:14px;
  }
  .section-title{
    font-family:var(--font-display);font-weight:700;font-size:clamp(26px,3.6vw,42px);color:#fff;margin-bottom:18px;
  }
  .section-desc{color:var(--muted);max-width:620px;line-height:1.7;font-size:15.5px;margin-bottom:50px;}

  /* CEO */
  .ceo-grid{display:grid;grid-template-columns:220px 1fr;gap:48px;align-items:start;}
  .ceo-portrait{
    width:220px;height:220px;border-radius:20px;
    background:linear-gradient(160deg, rgba(0,229,255,0.14), rgba(139,124,255,0.14));
    border:1px solid var(--panel-border);
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 0 40px rgba(0,229,255,0.1);
    overflow:hidden;
  }
  .ceo-portrait svg{width:96px;height:96px;opacity:0.85;}
  .ceo-portrait img{width:100%;height:100%;object-fit:cover;}
  .ceo-quote{font-family:var(--font-display);font-size:clamp(17px,2vw,22px);line-height:1.6;color:#fff;font-weight:500;}
  .ceo-name{margin-top:22px;font-weight:700;color:var(--cyan);font-size:15px;}
  .ceo-role{color:var(--muted);font-size:13px;margin-top:2px;}
  @media (max-width:700px){.ceo-grid{grid-template-columns:1fr;} .ceo-portrait{width:120px;height:120px;} .ceo-portrait svg{width:56px;height:56px;}}

  /* SERVICES */
  .cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;}
  .card{
    background:var(--panel);
    border:1px solid var(--panel-border);
    border-radius:16px;
    padding:28px;
    transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  }
  .card:hover{transform:translateY(-6px); border-color:rgba(0,229,255,0.4); box-shadow:0 14px 40px rgba(0,229,255,0.1);}
  .card-icon{
    width:46px;height:46px;border-radius:12px;
    background:linear-gradient(135deg, rgba(0,229,255,0.18), rgba(139,124,255,0.18));
    display:flex;align-items:center;justify-content:center;margin-bottom:18px;
  }
  .card-icon svg{width:22px;height:22px;stroke:var(--cyan);}
  .card h3{font-family:var(--font-display);font-size:17px;color:#fff;margin-bottom:10px;}
  .card p{font-size:14px;color:var(--muted);line-height:1.6;}

  /* CLIENTS */
  .clients-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;}
  .client-card{
    background:var(--panel);border:1px solid var(--panel-border);border-radius:14px;
    padding:22px;
  }
  .client-card .stars{color:var(--amber);font-size:13px;margin-bottom:10px;letter-spacing:2px;}
  .client-card p{font-size:13.5px;color:var(--muted);line-height:1.6;margin-bottom:14px;}
  .client-card .who{font-size:13px;font-weight:600;color:var(--text);}
  .client-card .co{font-size:12px;color:var(--muted);}

  /* CONTACT */
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
  .form-field{margin-bottom:18px;}
  .form-field label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:7px;font-family:var(--font-mono);letter-spacing:0.04em;}
  .form-field input, .form-field textarea{
    width:100%;padding:13px 14px;border-radius:10px;
    background:var(--bg-alt);border:1px solid var(--panel-border);
    color:var(--text);font-family:var(--font-body);font-size:14px;
    transition:border-color .2s ease;
  }
  .form-field input:focus, .form-field textarea:focus{outline:none;border-color:var(--cyan);}
  .contact-info-item{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start;}
  .contact-info-item .ic{
    width:38px;height:38px;border-radius:10px;flex-shrink:0;
    background:rgba(0,229,255,0.1);display:flex;align-items:center;justify-content:center;
  }
  .contact-info-item .ic svg{width:18px;height:18px;stroke:var(--cyan);}
  .contact-info-item h4{font-size:14px;color:#fff;margin-bottom:4px;}
  .contact-info-item p{font-size:13.5px;color:var(--muted);}
  @media (max-width:760px){.contact-grid{grid-template-columns:1fr;}}

  footer{
    padding:36px clamp(18px,6vw,80px);text-align:center;color:var(--muted);font-size:13px;
    border-top:1px solid var(--panel-border);
  }

  /* ===================== FLOATING 3D SOCIAL BUTTONS ===================== */
  .fab-stack{
    position:fixed;right:24px;bottom:24px;z-index:60;
    display:flex;flex-direction:column-reverse;align-items:center;gap:14px;
    perspective:600px;
  }
  .fab{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg, #141b2c, #0b1019);
  border:1px solid var(--panel-border);
  box-shadow:0 10px 20px rgba(0,0,0,0.4), inset 0 1px 1px rgba(255,255,255,0.08);
  transform-style:preserve-3d;
  transition:transform .35s cubic-bezier(.34,1.56,.64,1), box-shadow .3s ease, opacity .3s ease;
  opacity:0;transform:translateY(20px) scale(.6) rotateX(30deg);
  pointer-events:none;

  will-change:transform, opacity;
  -webkit-tap-highlight-color:transparent;
}
  .fab-stack.open .fab{opacity:1;transform:translateY(0) scale(1) rotateX(0);pointer-events:auto;}
  .fab-stack.open .fab:nth-child(2){transition-delay:.03s;}
  .fab-stack.open .fab:nth-child(3){transition-delay:.06s;}
  .fab-stack.open .fab:nth-child(4){transition-delay:.09s;}
  .fab:hover{transform:translateY(-4px) rotateX(-12deg) rotateY(8deg) scale(1.08); box-shadow:0 14px 26px rgba(0,229,255,0.25);}
  .fab svg{width:22px;height:22px;}
  .fab.whatsapp svg{stroke:#25D366;fill:#25D366;}
  .fab.call svg{stroke:var(--cyan);fill:none;}
  .fab.fb svg{fill:#4d8fff;}
  .fab.x svg{fill:#e8ecf4;}
  .fab-main{
    width:60px;height:60px;border-radius:50%;
    background:linear-gradient(135deg, var(--cyan), var(--violet));
    display:flex;align-items:center;justify-content:center;
    box-shadow:0 10px 30px rgba(0,229,255,0.4);
    transform-style:preserve-3d;
    transition:transform .4s cubic-bezier(.34,1.56,.64,1);
  }
  .fab-main svg{width:24px;height:24px;stroke:#04121a;transition:transform .35s ease;}
  .fab-stack.open .fab-main{transform:rotate(135deg) scale(1.05);}
  .fab-main:hover{transform:scale(1.08) rotateX(-10deg);}
  .fab-stack.open .fab-main:hover{transform:rotate(135deg) scale(1.13);}

  /* ===================== BOTTOM SHEET ===================== */
  .sheet-overlay{
    position:fixed;inset:0;z-index:80;
    background:rgba(4,6,10,0.6);
    backdrop-filter:blur(4px);
    opacity:0;pointer-events:none;
    transition:opacity .35s ease;
  }
  .sheet-overlay.active{opacity:1;pointer-events:auto;}
  .sheet{
    position:fixed;left:0;right:0;bottom:0;z-index:81;
    max-height:88vh;
    background:linear-gradient(180deg, #0d1220, #080b12);
    border-top:1px solid var(--panel-border);
    border-radius:22px 22px 0 0;
    box-shadow:0 -20px 60px rgba(0,0,0,0.5);
    transform:translateY(100%);
    transition:transform .5s cubic-bezier(.16,1,.3,1);
    overflow-y:auto;
  }
  .sheet.active{transform:translateY(0);}
  .sheet-topbar{
    position:sticky;top:0;z-index:5;
    background:linear-gradient(180deg, #0d1220 70%, rgba(13,18,32,0));
    padding-top:14px;padding-bottom:10px;
  }
  .sheet-handle{
    width:44px;height:4px;border-radius:4px;background:var(--panel-border);
    margin:0 auto;
  }
  .sheet-close{
    position:absolute;top:8px;right:16px;width:44px;height:44px;border-radius:50%;
    background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;
    font-size:22px;line-height:1;color:var(--muted);transition:background .2s ease, color .2s ease;
    touch-action:manipulation;-webkit-tap-highlight-color:transparent;
    z-index:6;pointer-events:auto;cursor:pointer;
  }
  .sheet-close:hover, .sheet-close:active{background:rgba(0,229,255,0.15);color:var(--cyan);}
  .sheet-inner{padding:0 clamp(18px,6vw,60px) 60px;}
  .sheet section{padding:40px 0;max-width:1100px;}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:.01ms !important; transition-duration:.01ms !important;}
  }

  @media (max-width:520px){
  header{
    padding:14px 16px;
  }

  .brand{
    gap:9px;
    min-width:0;
  }

  .logo-mark{
    width:39px;
    height:39px;
  }

  .brand-text{
    min-width:0;
  }

  .brand-name{
    font-size:12px;
    white-space:nowrap;
  }

  .brand-tag{
    margin-top:2px;
    font-size:8px;
    letter-spacing:.015em;
    white-space:nowrap;
  }

  .hamburger{
    width:36px;
    height:36px;
    flex-shrink:0;
  }

  .hero{
    padding-top:110px;
  }

  .fab-stack{
    right:16px;
    bottom:16px;
  }
}
  /* ===================== HERO GLASS STAT CARDS ===================== */
.stats-grid{
  width:min(100%, 850px);
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
  margin-top:42px;
  perspective:1400px;
}

.stat-card{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  min-height:180px;
  padding:32px 22px;
  border-radius:24px;
  border:1px solid rgba(255,255,255,.22);

  /* সত্যিকারের transparent glass — আরও স্বচ্ছ, ভেতরের glow পুরো দেখা যাবে */
  background:linear-gradient(160deg, rgba(255,255,255,.035), rgba(255,255,255,.006));
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);

  box-shadow:
    0 20px 50px rgba(0,0,0,.35),
    inset 0 1px 1px rgba(255,255,255,.32),
    inset 0 -14px 24px -18px rgba(255,255,255,.10),
    0 0 14px rgba(0,229,255,.16),
    0 0 22px rgba(139,124,255,.10);

  text-align:center;
  transform-style:preserve-3d;
  transform:perspective(900px) rotateX(4deg) rotateY(0deg) translateZ(0);
  transition:transform .5s cubic-bezier(.2,.8,.2,1), box-shadow .5s ease, border-color .5s ease;
}

/* কাচের ভেতরে ঘুরন্ত multi-colour glow — transparency দিয়ে ভেতর থেকে জ্বলবে */
.stat-card::before{
  content:"";
  position:absolute;
  inset:-65%;
  z-index:-2;
  background:conic-gradient(
    from 0deg,
    #00e5ff,
    #8b7cff 26%,
    #ff4db8 52%,
    #ffb020 78%,
    #00e5ff 100%
  );
  filter:blur(42px) saturate(170%);
  opacity:.55;
  animation:statGlowSpin 9s linear infinite;
}

/* কাচের উপরে পাতলা diagonal আলোর reflection sweep */
.stat-card::after{
  content:"";
  position:absolute;
  z-index:-1;
  width:55%;
  height:220%;
  top:-60%;
  left:-80%;
  opacity:0;
  transform:rotate(24deg);
  background:linear-gradient(
    90deg,
    transparent 0%,
    rgba(0,229,255,.16) 22%,
    rgba(139,124,255,.55) 42%,
    rgba(255,255,255,.92) 50%,
    rgba(255,77,184,.55) 58%,
    rgba(255,176,32,.18) 78%,
    transparent 100%
  );
  filter:blur(6px);
  animation:glassLightReflection 7s ease-in-out infinite;
}

.stat-card:nth-child(1)::before{animation-delay:0s;}
.stat-card:nth-child(2)::before{animation-delay:-3s;}
.stat-card:nth-child(3)::before{animation-delay:-6s;}
.stat-card:nth-child(1)::after{animation-delay:.2s;}
.stat-card:nth-child(2)::after{animation-delay:2s;}
.stat-card:nth-child(3)::after{animation-delay:3.8s;}

.stat-card:hover{
  border-color:rgba(255,255,255,.55);
  transform:perspective(900px) translateY(-12px) rotateX(-7deg) rotateY(5deg) scale(1.03);
  box-shadow:
    0 30px 60px rgba(0,0,0,.4),
    0 0 36px rgba(0,229,255,.28),
    0 0 44px rgba(255,77,184,.20),
    inset 0 1px 1px rgba(255,255,255,.4);
}

.stat-card:hover::before{
  opacity:.85;
  filter:blur(36px) saturate(190%);
}

.stat-orb{
  position:absolute;
  width:100px;
  height:100px;
  top:-42px;
  right:-30px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(0,229,255,.95), rgba(139,124,255,.4) 40%, rgba(255,77,184,.15) 62%, transparent 75%);
  filter:blur(5px);
  opacity:.8;
  animation:statOrbPulse 3s ease-in-out infinite alternate;
}

.stat-number{
  position:relative;
  display:inline-block;
  font-family:var(--font-display);
  font-size:clamp(40px, 4.4vw, 58px);
  font-weight:700;
  line-height:1;
  letter-spacing:-.04em;
  background:linear-gradient(100deg, #00e5ff, #8b7cff 35%, #ff4db8 65%, #ffb020, #00e5ff);
  background-size:300% auto;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  filter:drop-shadow(0 0 16px rgba(0,229,255,.5));
  animation:statNumberHue 6s ease-in-out infinite;
}

.stat-plus{
  position:relative;
  font-family:var(--font-display);
  font-size:clamp(25px, 2.5vw, 34px);
  font-weight:700;
  background:linear-gradient(100deg, var(--cyan), #ff4db8);
  background-size:250% auto;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  filter:drop-shadow(0 0 12px var(--glow-cyan));
  animation:statNumberHue 6s ease-in-out infinite;
}

.stat-card h3{
  position:relative;
  margin-top:16px;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:500;
  line-height:1.5;
  letter-spacing:.16em;
  color:rgba(232,236,244,.85);
  transition:color .3s ease, text-shadow .3s ease;
}

.stat-card:hover h3{
  color:#fff;
  text-shadow:0 0 14px rgba(0,229,255,.5);
}

@keyframes statGlowSpin{
  to{transform:rotate(360deg);}
}

@keyframes statNumberHue{
  0%,100%{background-position:0% center;}
  50%{background-position:100% center;}
}

@keyframes statOrbPulse{
  from{transform:scale(.85) translate(0,0); opacity:.5;}
  to{transform:scale(1.25) translate(-10px,10px); opacity:1;}
}

@keyframes glassLightReflection{
  0%, 40%, 100%{left:-80%; opacity:0;}
  44%{opacity:.9;}
  58%{left:130%; opacity:.6;}
  62%{left:130%; opacity:0;}
}

@media (max-width:700px){
  .stats-grid{
    grid-template-columns:1fr;
    max-width:360px;
  }

  .stat-card{min-height:150px;}
}

@media (prefers-reduced-motion:reduce){
  .stat-card::before,
  .stat-card::after,
  .stat-orb,
  .stat-number,
  .stat-plus{animation:none;}
}


/* Mobile touch করলে desktop hover-এর মতো 3D glow effect */
@media (hover:none) and (pointer:coarse){
  .fab:active{
    transform:translateY(-4px) rotateX(-12deg) rotateY(8deg) scale(1.08);
    box-shadow:0 14px 26px rgba(0,229,255,.25);
  }

  .fab-main:active{
    transform:scale(1.08) rotateX(-10deg);
  }

  .fab-stack.open .fab-main:active{
    transform:rotate(135deg) scale(1.13);
  }
}

/* Transparent achievement cards: colour is limited to the fine border only. */
.stat-card{
  overflow:hidden;
  border:1px solid rgba(255,255,255,.20);
  background:transparent;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:inset 0 1px 1px rgba(255,255,255,.22);
}

/* A multicolour line only on the border; the centre stays transparent. */
.stat-card::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  padding:1px;
  border-radius:inherit;
  pointer-events:none;
  opacity:1;
  filter:none;
  transform:none;
  background:linear-gradient(115deg,
    rgba(0,229,255,.62),
    rgba(139,124,255,.46),
    rgba(255,77,184,.46),
    rgba(255,176,32,.46),
    rgba(0,229,255,.62));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  animation:none;
}

.stat-card::after{content:none;}

.stat-orb{display:none;}

.stat-card:hover{
  border-color:rgba(255,255,255,.25);
  box-shadow:
    0 16px 34px rgba(0,0,0,.24),
    inset 0 1px 1px rgba(255,255,255,.30);
}

.stat-card:hover h3{text-shadow:none;}

/* ============================================================
   OUR SERVICES / OUR CLIENTS — SCROLL REVEAL ANIMATION
   (uses standalone translate/scale/rotate props so it never
   fights with the existing .card:hover { transform:... } rule)
   ============================================================ */

/* Laptop / desktop: soft float-up fade-in */
.card.reveal,
.client-card.reveal{
  opacity:0;
  translate:0 26px;
  transition:
    opacity .7s cubic-bezier(.16,1,.3,1),
    translate .7s cubic-bezier(.16,1,.3,1);
  transition-delay:calc(var(--reveal-i,0) * 70ms);
  will-change:opacity,translate;
}
.card.reveal.is-visible,
.client-card.reveal.is-visible{
  opacity:1;
  translate:0 0;
}

/* Mobile: cards fall in and land on top of each other, one by one, like tas (playing cards) */
@media (max-width:700px){
  .card.reveal,
  .client-card.reveal{
    opacity:0;
    translate:0 64px;
    rotate:-5deg;
    scale:.92;
    transition:
      opacity .55s cubic-bezier(.34,1.56,.64,1),
      translate .55s cubic-bezier(.34,1.56,.64,1),
      rotate .55s cubic-bezier(.34,1.56,.64,1),
      scale .55s cubic-bezier(.34,1.56,.64,1);
    transition-delay:calc(var(--reveal-i,0) * 90ms);
  }
  .card.reveal.is-visible,
  .client-card.reveal.is-visible{
    opacity:1;
    translate:0 0;
    rotate:0deg;
    scale:1;
  }
}

@media (prefers-reduced-motion:reduce){
  .card.reveal,
  .client-card.reveal{
    transition:none;
    opacity:1;
    translate:0 0;
    rotate:0deg;
    scale:1;
  }
}


/* ============================================================
   SERVICE CARD INFO POPUP (hover on desktop / touch-hold on mobile)
   Purely additive — does not alter any existing rule above.
   ============================================================ */

.service-popup-backdrop{
  position:fixed;inset:0;z-index:150;
  background:rgba(4,6,10,0.55);
  backdrop-filter:blur(3px);
  -webkit-backdrop-filter:blur(3px);
  opacity:0;
  pointer-events:none;
  transition:opacity .35s ease;
}
.service-popup-backdrop.active{opacity:1;}

.service-popup{
  position:fixed;
  top:50%;left:50%;
  transform:translate(-50%,-50%) scale(.85);
  z-index:151;
  width:min(420px, 88vw);
  max-height:80vh;
  overflow-y:auto;
  padding:26px 24px 24px;
  border-radius:20px;
  background:linear-gradient(165deg, rgba(16,22,37,0.97), rgba(8,11,18,0.99));
  border:1px solid rgba(0,229,255,0.35);
  box-shadow:
    0 30px 80px rgba(0,0,0,0.55),
    0 0 50px rgba(0,229,255,0.18),
    0 0 70px rgba(139,124,255,0.14),
    inset 0 1px 1px rgba(255,255,255,0.08);
  opacity:0;
  pointer-events:none;
  transition:opacity .38s cubic-bezier(.16,1,.3,1), transform .38s cubic-bezier(.16,1,.3,1);
}
.service-popup.active{
  opacity:1;
  transform:translate(-50%,-50%) scale(1);
}

.service-popup::before{
  content:'';
  position:absolute;inset:-1px;
  z-index:-1;
  border-radius:21px;
  padding:1.5px;
  background:linear-gradient(120deg, var(--cyan), var(--violet), #ff4db8, var(--amber), var(--cyan));
  background-size:300% 300%;
  -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  animation:servicePopupBorder 5s linear infinite;
}
@keyframes servicePopupBorder{
  0%{background-position:0% 50%;}
  100%{background-position:300% 50%;}
}

.service-popup-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg, rgba(0,229,255,0.22), rgba(139,124,255,0.22));
  margin-bottom:16px;
  box-shadow:0 0 24px rgba(0,229,255,0.25);
  animation:servicePopupIconSpin 6s ease-in-out infinite;
}
.service-popup-icon svg{width:26px;height:26px;stroke:var(--cyan);}
@keyframes servicePopupIconSpin{
  0%,100%{transform:rotate(0deg) scale(1);}
  50%{transform:rotate(12deg) scale(1.08);}
}

.service-popup-eyebrow{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.2em;
  color:var(--violet);
  margin-bottom:10px;
}
.service-popup-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:19px;
  color:#fff;
  margin-bottom:6px;
  text-shadow:0 0 18px rgba(0,229,255,0.25);
}
.service-popup-desc{
  font-size:13.8px;
  line-height:1.65;
  color:var(--muted);
  margin-bottom:20px;
}
.service-popup-tools-label{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
  color:var(--cyan);
  margin-bottom:12px;
  text-transform:uppercase;
}
.service-popup-tools{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.service-tool{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  width:64px;
  opacity:0;
  transform:translateY(10px);
  animation:serviceToolIn .5s ease forwards;
}
.service-tool:nth-child(1){animation-delay:.06s;}
.service-tool:nth-child(2){animation-delay:.13s;}
.service-tool:nth-child(3){animation-delay:.20s;}
.service-tool:nth-child(4){animation-delay:.27s;}
.service-tool:nth-child(5){animation-delay:.34s;}
@keyframes serviceToolIn{
  to{opacity:1; transform:translateY(0);}
}
.service-tool-logo{
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,0.06);
  border:1px solid var(--panel-border);
  padding:8px;
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  animation:serviceToolFloat 3s ease-in-out infinite;
}
.service-tool:nth-child(odd) .service-tool-logo{animation-delay:.2s;}
.service-tool:nth-child(even) .service-tool-logo{animation-delay:.6s;}
@keyframes serviceToolFloat{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-5px);}
}
.service-tool-logo img{width:100%;height:100%;object-fit:contain;}
.service-tool-logo:hover{border-color:var(--cyan); box-shadow:0 0 16px rgba(0,229,255,0.3);}
.service-tool-fallback{
  width:100%;height:100%;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:15px;
  background:linear-gradient(135deg, var(--cyan), var(--violet));
  color:#04121a;
}
.service-tool-name{
  font-size:10px;
  color:var(--muted);
  text-align:center;
  line-height:1.2;
}

/* Mobile hint text shown on each service card */
.service-touch-hint{
  display:none;
  margin-top:14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.05em;
  color:var(--cyan);
  align-items:center;
  gap:6px;
  opacity:.9;
  animation:serviceHintPulse 1.8s ease-in-out infinite;
}
@keyframes serviceHintPulse{
  0%,100%{opacity:.55; transform:translateX(0);}
  50%{opacity:1; transform:translateX(3px);}
}
@media (hover:none) and (pointer:coarse){
  .service-touch-hint{display:inline-flex;}

  /* Stop the phone's own long-press menu / text-selection / callout
     from hijacking the gesture before our 3s hold timer completes */
  .cards-grid .card{
    -webkit-touch-callout:none;
    -webkit-user-select:none;
    user-select:none;
    touch-action:manipulation;
  }
}

/* subtle highlight on the card while its popup is open */
.card.service-card-active{
  border-color:rgba(0,229,255,0.5);
  box-shadow:0 14px 40px rgba(0,229,255,0.15);
}

@media (max-width:520px){
  .service-popup{padding:22px 18px 20px;}
  .service-popup-title{font-size:17px;}
}

@media (prefers-reduced-motion:reduce){
  .service-popup, .service-popup-backdrop, .service-tool, .service-tool-logo,
  .service-touch-hint, .service-popup-icon{
    animation:none !important;
    transition:opacity .2s ease !important;
  }
}

/* ============================================================
   MULTI-PAGE MODERNISATION LAYER
   (purely additive — nothing above is altered)
   ============================================================ */

/* Active nav link — desktop */
.nav-link[aria-current="page"]{
  color:var(--cyan);
  background:rgba(0,229,255,0.1);
}
.nav-link[aria-current="page"]::after{
  content:'';
  position:absolute;
  left:16px;right:16px;bottom:5px;
  height:2px;border-radius:2px;
  background:linear-gradient(90deg, var(--cyan), var(--violet));
  box-shadow:0 0 8px var(--glow-cyan);
}
.nav-link{position:relative;}

/* Header gets a firmer backdrop once the page is scrolled */
header.scrolled{
  background:linear-gradient(180deg, rgba(8,11,18,0.97), rgba(8,11,18,0.86) 70%, rgba(8,11,18,0.4));
  box-shadow:0 8px 30px rgba(0,0,0,0.35);
  border-bottom:1px solid rgba(140,160,210,0.10);
}

/* Sub-page entrance (pages without the long intro splash still get a soft reveal) */
#main-site.page-fade{
  opacity:0;
  animation:pageFadeIn .7s cubic-bezier(.16,1,.3,1) forwards;
}
@keyframes pageFadeIn{
  from{opacity:0; transform:translateY(10px);}
  to{opacity:1; transform:translateY(0);}
}

/* Inner-page hero (shorter than the home hero, used on CEO / Services / Clients / Contact / Book pages) */
.page-hero{
  padding:150px clamp(18px,6vw,80px) 40px;
  max-width:1200px;margin:0 auto;
}
.page-hero .hero-eyebrow{margin-bottom:14px;}
.page-hero h1{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(28px,4.4vw,48px);
  line-height:1.15;
  color:#fff;
}
.page-hero h1 .accent{
  background:linear-gradient(100deg, var(--cyan), var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p.lead{margin-top:16px;max-width:620px;color:var(--muted);line-height:1.7;font-size:15.5px;}

/* Breadcrumb */
.breadcrumb{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--muted);
  display:flex;align-items:center;gap:8px;
  margin-bottom:18px;
}
.breadcrumb a{color:var(--muted);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb span.sep{opacity:.5;}
.breadcrumb span.current{color:var(--cyan);}

/* Back-to-top button (mirrors the FAB stack on the opposite corner) */
.back-to-top{
  position:fixed;left:24px;bottom:24px;z-index:60;
  width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg, #141b2c, #0b1019);
  border:1px solid var(--panel-border);
  box-shadow:0 10px 20px rgba(0,0,0,0.4), inset 0 1px 1px rgba(255,255,255,0.08);
  opacity:0;transform:translateY(14px) scale(.8);
  pointer-events:none;
  transition:opacity .3s ease, transform .3s cubic-bezier(.34,1.56,.64,1), border-color .3s ease;
}
.back-to-top.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto;}
.back-to-top:hover{border-color:var(--cyan);}
.back-to-top svg{width:20px;height:20px;stroke:var(--cyan);}
@media (max-width:520px){.back-to-top{left:16px;bottom:16px;width:44px;height:44px;}}

/* Internal cross-page link cards (used at the bottom of inner pages) */
.next-links{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:18px;margin-top:20px;
}
.next-link-card{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:20px 22px;border-radius:14px;
  background:var(--panel);border:1px solid var(--panel-border);
  transition:transform .25s ease, border-color .25s ease;
}
.next-link-card:hover{transform:translateY(-4px);border-color:rgba(0,229,255,0.4);}
.next-link-card .label{font-family:var(--font-display);font-weight:600;font-size:15px;color:#fff;}
.next-link-card svg{width:18px;height:18px;stroke:var(--cyan);flex-shrink:0;}

/* Accessible focus states */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:6px;
}

@media (prefers-reduced-motion:reduce){
  #main-site.page-fade{animation:none;opacity:1;}
  .back-to-top{transition:opacity .2s ease;}
}