.accordion--custom .accordion-header {
    display: flex; /* make flex element */
    align-items: center; /* aligning child items */
    column-gap: 1rem; /* adding gap between items in row */
    padding-left: 1rem;
  }

  /* small udjustments */
  .accordion--custom .accordion-header .accordion-button {
    padding-left: 0;
    background: none;
    color: var(--bs-dark);
  }

  .accordion--custom.bold .accordion-header .accordion-button {
    font-weight: 700;
  }

  .accordion--custom .accordion-button::after {
    background: none;
    content: "\f077";
    font-family: "Font Awesome 5 Pro" !important;
    font-weight: 900;
    margin-right: 10px;
    color: var(--bs-dark);
    transform: rotateZ(-180deg);
}

  .accordion--custom .accordion-button:not(.collapsed)::after {
    background: none;
    content: "\f078";
    font-family: "Font Awesome 5 Pro" !important;
    font-weight: 900;
    margin-right: 10px;
    color: var(--bs-opi);
    transform: rotateZ(-180deg);
}


/* ===== Design tokens ===== */
    :root{
      --brand:#6f42c1; --brand-2:#8a63d2; --brand-3:#b79af0;
      --ink:#212529; --paper:#f8f9fa; --muted:#6c757d;
      --radius:16px; --radius-2:28px;
    }
    html{scroll-behavior:smooth}
    body{color:var(--ink); background:var(--paper);}

    /* ===== Accessibility ===== */
    .skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
    .skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;background:#fff;border:3px solid var(--brand);padding:.5rem 1rem;z-index:9999;border-radius:.75rem}
    :focus-visible{outline:3px solid rgba(111,66,193,.55); outline-offset:2px}
    a{text-decoration:underline; text-underline-offset:.2em}
    .navbar a, .btn, .btn *{text-decoration:none}

    /* ===== New Navbar (floating glass) ===== */
    .navbar-float{position:sticky; top:0; z-index:1040;}
    .navbar-float .wrap{margin:.75rem auto; background:rgba(255,255,255,.85); backdrop-filter:blur(12px) saturate(140%); border:1px solid rgba(33,37,41,.08); border-radius:999px; padding:.35rem .75rem; box-shadow:0 10px 30px rgba(33,37,41,.08)}
    .brand-dot{width:12px;height:12px;border-radius:50%;display:inline-block;margin-right:.5rem;background:radial-gradient(circle at 30% 30%, #fff, #b79af0 70%);box-shadow:0 0 12px rgba(183,154,240,.9)}
    .nav-link{padding:.5rem .9rem;border-radius:999px}
    .nav-link:hover,.nav-link:focus{background:rgba(111,66,193,.08)}
    .btn-pill{border-radius:999px}
    .btn-brand{background:linear-gradient(135deg,var(--brand),var(--brand-2)); border:none; color:#fff; box-shadow:0 10px 20px rgba(111,66,193,.25)}
    .btn-brand:hover{filter:brightness(1.05)}

    /* ===== Hero (bold tech feel) ===== */
    .hero{position:relative; color:#fff; overflow:hidden}
    .hero::before{content:""; position:absolute; inset:0; background:
      radial-gradient(800px 380px at 10% -10%, rgba(183,154,240,.25), transparent 60%),
      radial-gradient(900px 420px at 90% 110%, rgba(111,66,193,.25), transparent 65%),
      linear-gradient(145deg, #2a155c 0%, #4f2aa4 50%, var(--brand) 100%);
    }
    .hero-grid{position:absolute; inset:0; background:
      repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0, rgba(255,255,255,.06) 1px, transparent 1px, transparent 24px),
      repeating-linear-gradient(0deg, rgba(255,255,255,.06) 0, rgba(255,255,255,.06) 1px, transparent 1px, transparent 24px);
      pointer-events:none}
    .hero .content{position:relative; z-index:1; padding:8rem 0 5rem}
    .kicker{display:inline-flex; gap:.5rem; align-items:center; padding:.4rem .75rem; border:1px solid rgba(255,255,255,.3); border-radius:999px; background:rgba(255,255,255,.12)}
    .text-gradient{background:linear-gradient(135deg,#fff 0%, #efe7ff 50%, #ffffff 100%); -webkit-background-clip:text; background-clip:text; color:transparent}

    /* Browser + Mobile mockups */
    .browser{border-radius:var(--radius-2); overflow:hidden; border:1px solid rgba(255,255,255,.35); background:linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.04)); box-shadow:0 20px 60px rgba(0,0,0,.35)}
    .browser .toolbar{display:flex;align-items:center;gap:.5rem;padding:.6rem .8rem;background:rgba(0,0,0,.35)}
    .browser .dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.65)}
    .browser .address{flex:1;height:26px;border-radius:13px;background:rgba(255,255,255,.22)}
    .device{position:relative;border-radius:22px;border:1px solid rgba(255,255,255,.35);background:linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.04));box-shadow:0 24px 60px rgba(0,0,0,.32);overflow:hidden}
    .device .notch{position:absolute;left:50%;transform:translateX(-50%);top:8px;width:180px;height:30px;background:rgba(0,0,0,.6);border-radius:16px;box-shadow:inset 0 2px 6px rgba(0,0,0,.4)}
    .device .notch:before{content:"";position:absolute;left:50%;top:7px;transform:translateX(-50%);width:52px;height:6px;border-radius:3px;background:rgba(255,255,255,.35)}

    /* ===== Sections ===== */
    .section{padding:5.5rem 0}
    .section-muted{background:#fff}
    .section-alt{background:linear-gradient(180deg, #fff, #f4f1fb)}
    .section-title .accent, .accent{color:var(--brand)}
    .feature-card{height:100%; border:1px solid rgba(33,37,41,.08); border-radius:var(--radius); background:#fff; transition:transform .35s ease, box-shadow .35s ease}
    .feature-card:hover{transform:translateY(-4px); box-shadow:0 12px 30px rgba(33,37,41,.08)}
    .feature-icon{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(111,66,193,.18), rgba(183,154,240,.25))}

/* === HERO badges stronger === */
.chip-hero{display:flex;align-items:center;gap:.7rem;padding:.7rem 1rem;border-radius:14px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.45);box-shadow:0 8px 18px rgba(0,0,0,.12)}
.chip-hero .ico{width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(255,255,255,.35), rgba(255,255,255,.12))}
.chip-hero span{font-weight:600}

/* === Portrait ratio for mobile screens === */
.ratio-portrait{--bs-aspect-ratio: 200%;}

/* === CTA accent background to separate from case study === */
.section-accent{background:linear-gradient(180deg,#f7f4ff 0%, #ffffff 100%)}

/* === Case Study visuals === */
.stepper{position:relative;margin-left:.5rem}
.stepper::before{content:"";position:absolute;left:14px;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.step{position:relative;padding-left:3rem;margin-bottom:1rem}
.step .dot{position:absolute;left:6px;top:.25rem;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 6px rgba(111,66,193,.12)}
.step .badge-step{display:inline-flex;align-items:center;gap:.5rem;background:rgba(111,66,193,.08);color:var(--ink);border:1px solid rgba(111,66,193,.25);border-radius:999px;padding:.25rem .6rem;font-weight:600}
.step .badge-step i{color:var(--brand)}

.kpi-card{position:relative;border-radius:16px;padding:1.1rem 1.25rem;background:linear-gradient(180deg,#ffffff,#f6f1ff);border:1px solid rgba(111,66,193,.25);box-shadow:0 10px 24px rgba(111,66,193,.08)}
.kpi-card .kpi-icon{width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(111,66,193,.2), rgba(183,154,240,.25));margin-bottom:.35rem}
.kpi{font-size:clamp(1.6rem,4vw,2.3rem);font-weight:800;color:var(--brand);line-height:1}
.kpi-caption{color:#6c757d}

/* === Tooltip badges for differences === */
.tip-badge{background:#fff;border:1px solid rgba(111,66,193,.3);color:var(--ink);border-radius:999px;padding:.35rem .6rem;font-weight:600;box-shadow:0 6px 16px rgba(111,66,193,.08)}
.tip-badge:hover{filter:brightness(1.02)}

/* === Hero-like tiles for Mobile & Desktop === */
.tile-hero{position:relative;display:flex;align-items:center;gap:1rem;padding:.85rem 1.1rem;border-radius:16px;background:rgba(255,255,255,.85);backdrop-filter:blur(8px) saturate(140%);border:1px solid rgba(33,37,41,.08);box-shadow:0 12px 24px rgba(33,37,41,.06)}
.tile-hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;border-top-left-radius:16px;border-bottom-left-radius:16px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
.tile-ico{width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(111,66,193,.18), rgba(183,154,240,.25))}
.tile-heading{margin:0;font-weight:700}
.tile-sub{margin:0;color:var(--muted);font-size:.9rem}

/* === Mockup glow + tilt + parallax === */
.device, .browser{transition:transform .45s ease, box-shadow .45s ease, filter .45s ease}
.device:hover, .browser:hover{box-shadow:0 28px 80px rgba(111,66,193,.25), 0 0 0 1px rgba(111,66,193,.25) inset}
.tiltable{will-change:transform;transform-style:preserve-3d}
.parallax{will-change:transform}
@media (prefers-reduced-motion: reduce){
  .tiltable, .parallax{transition:none !important}
}



    .trust{background:#212529; color:#f8f9fa}
    .trust .chip{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem .75rem;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25)}

    .shape{display:block;line-height:0}

    /* Sticky CTA */
    .sticky-cta{position:fixed;right:1.25rem;bottom:1.25rem;z-index:1030;box-shadow:0 12px 24px rgba(111,66,193,.35)}

    /* === Contact card (CTA) === */
.contact-card{background:#fff;border:1px solid rgba(111,66,193,.25);border-radius:16px;box-shadow:0 10px 30px rgba(111,66,193,.10);padding:1rem 1.25rem}
.contact-item{display:flex;align-items:flex-start;gap:.75rem}
.contact-item .ico{width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(111,66,193,.18), rgba(183,154,240,.25))}
.contact-item .lbl{font-weight:600}
.contact-item .val{color:var(--muted)}

    /* Motion (respect reduced motion) */
    .reveal{opacity:0; transform:translateY(12px)}
    .reveal.in{opacity:1; transform:none; transition:opacity .6s ease, transform .6s ease}
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal, .reveal.in{opacity:1 !important; transform:none !important; transition:none !important}
    }

    /* === Demo video section === */
    .video-shell{max-width:1200px;margin:0 auto}
    .video-wrap{position:relative;border-radius:28px;overflow:hidden;background:linear-gradient(145deg,#faf7ff,#ffffff);border:1px solid rgba(111,66,193,.18);box-shadow:0 24px 80px rgba(111,66,193,.14)}
    .video-frame{aspect-ratio:16/9;width:100%;}
    .video-frame2{aspect-ratio:9/16;width:100%;}
    .video-el{display:block;width:100%;height:100%;object-fit:cover}
    .video-cap{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.85rem 1rem;background:rgba(255,255,255,.85);backdrop-filter:blur(6px);border-top:1px solid rgba(33,37,41,.06)}
    .badge-soft{display:inline-flex;align-items:center;gap:.5rem;padding:.35rem .6rem;border-radius:999px;background:rgba(111,66,193,.08);border:1px solid rgba(111,66,193,.25)}
    @media (max-width: 991.98px){ .video-shell{padding-inline:1rem} }


    /* === Dark footer & back-to-top === */
    .footer-dark{background:linear-gradient(180deg,#1c1f24 0%, #0f1115 100%);color:#dee2e6;border-top:1px solid rgba(255,255,255,.05);padding:3rem 0 2rem}
    .footer-dark a{color:#e9ddff}
    .footer-brand{font-weight:800;color:#fff;text-decoration:none}
    .footer-brand .brand-dot{width:14px;height:14px;margin-right:.5rem;background:radial-gradient(circle at 30% 30%, #fff, #b79af0 70%);box-shadow:0 0 12px rgba(183,154,240,.9)}
    .footer-col h6{color:#fff; letter-spacing:.02em}
    .footer-social a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);margin-right:.4rem}
    .footer-social a:hover{background:rgba(255,255,255,.12)}
    .badge-mini{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .5rem;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
    .back-top{position:fixed;right:1.25rem;bottom:1.25rem;z-index:1030;border:none;border-radius:999px;padding:.75rem .9rem;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 24px rgba(111,66,193,.35);opacity:0;pointer-events:none;transition:opacity .3s ease, transform .3s ease}
    .back-top.show{opacity:1;pointer-events:auto}



    /* Section visuals */
    .section-card{border-radius:var(--radius);background:#fff;border:1px solid rgba(33,37,41,.08);padding:1.25rem}
    .section-title{display:flex;align-items:center;gap:.6rem}
    .section-title .icon{border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg, rgba(111,66,193,.18), rgba(183,154,240,.25))}

    .chip{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .6rem;border-radius:999px;background:rgba(111,66,193,.08);border:1px solid rgba(111,66,193,.25)}

    /* Scrollspy styles */
    .list-group-item{border:none}
    .list-group-item.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));border:none}

/* Page layout */
    .page{padding:2rem 0 4rem}
    .toc{top:var(--nav-offset,7.5rem)} /* keep styles for legacy */
    .toc-wrap{position:relative}
@media (max-width: 991.98px){.toc-wrap{position:static; top:auto; margin-bottom:1rem}}
.section-card{border-radius:var(--radius);background:#fff;border:1px solid rgba(33,37,41,.08);padding:1.25rem;scroll-margin-top:calc(var(--nav-offset,7.5rem) + 12px)}
#toc .list-group-item{transition:background-color .2s ease, color .2s ease; position:relative; padding-left:2rem}
#toc .list-group-item.active{background:linear-gradient(135deg,var(--brand),var(--brand-2));border:none;color:#fff}
#toc{box-shadow:0 8px 24px rgba(33,37,41,.08)}
/* TOC follow-scroll helpers */
.toc-inner{position:relative}
.toc-fix{position:fixed; top:var(--nav-offset,7.5rem); z-index:1035}
.toc-abs{position:absolute; left:0; right:0}
@media (max-width: 991.98px){
  .toc-fix,.toc-abs{position:static !important; top:auto !important; left:auto !important; width:auto !important}
}
.toc-fix{position:fixed; top:var(--nav-offset,7.5rem); z-index:1035}
@media (max-width: 991.98px){
  .toc-fix{position:static !important; top:auto !important; left:auto !important; width:auto !important}
}
/* Progress dot next to TOC items */
#toc .list-group-item::before{content:"";position:absolute;left:.75rem;top:50%;transform:translateY(-50%);width:12px;height:12px;border-radius:50%;
  background:conic-gradient(var(--brand) calc(var(--prog,0)*1%), #e9ecef 0);
  box-shadow:0 0 0 3px rgba(111,66,193,.15);}
    .glass{background:rgba(255,255,255,.85);backdrop-filter:blur(10px) saturate(140%);border:1px solid rgba(33,37,41,.08)}