:root{--ind:#4f46e5;--ind-d:#3730a3;--ind-l:#6366f1;--vio:#7c3aed;--cyan:#0891b2;--grn:#059669;--red:#dc2626;--h:#0a0820;--b:#374151;--m:#6b7280;--dim:#9ca3af;--bg:#f8f9fe;--bg2:#f1f3fb;--bg3:#fff;--bdr2:#e5e7eb;--sh:0 1px 3px rgba(0,0,0,.04),0 12px 36px rgba(79,70,229,.09)}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--b);line-height:1.6;overflow-x:hidden}
[data-a]{opacity:0;transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1)}
[data-a="up"]{transform:translateY(44px)}[data-a="left"]{transform:translateX(-52px)}[data-a].in{opacity:1!important;transform:none!important}
header{position:sticky;top:0;z-index:1000;background:rgba(248,249,254,.9);backdrop-filter:blur(24px);border-bottom:1px solid rgba(79,70,229,.08);transition:box-shadow .3s}
header.scrolled{box-shadow:0 4px 20px rgba(79,70,229,.07)}
nav{max-width:1280px;margin:0 auto;padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.logo{display:flex;align-items:center;gap:.65rem;text-decoration:none}
.logo-mark{width:38px;height:38px;background:linear-gradient(135deg,var(--ind),var(--vio));border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 14px rgba(79,70,229,.35);position:relative;overflow:hidden}
.logo-mark::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15),transparent)}
.logo-mark svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-name{font-size:1.2rem;font-weight:900;letter-spacing:-.5px;color:var(--h)}
.logo-name em{font-style:normal;background:linear-gradient(135deg,var(--ind),var(--vio));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.logo-sub{font-size:.55rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--dim)}
nav ul{display:flex;list-style:none;gap:2rem;align-items:center}
nav ul a{color:var(--m);text-decoration:none;font-weight:600;font-size:.88rem;transition:color .2s}
nav ul a:hover,nav ul a.act{color:var(--ind)}
.nav-dd{position:relative}
.nav-dd>a{display:flex;align-items:center;gap:.3rem}
.nav-dd>a::after{content:'▾';font-size:.65rem}
.dd-menu{position:absolute;top:calc(100% + .75rem);left:50%;transform:translateX(-50%);background:#fff;border:1px solid var(--bdr2);border-radius:12px;padding:.5rem;min-width:220px;box-shadow:0 8px 32px rgba(0,0,0,.12);opacity:0;visibility:hidden;transition:all .2s;z-index:100}
.nav-dd:hover .dd-menu{opacity:1;visibility:visible}
.dd-menu a{display:block;padding:.55rem .9rem;border-radius:7px;font-size:.85rem;font-weight:600;color:var(--b);transition:all .2s;text-decoration:none}
.dd-menu a:hover{background:rgba(79,70,229,.06);color:var(--ind)}
.dd-menu a.dd-all{color:var(--ind);font-weight:700;border-bottom:1px solid var(--bdr2);margin-bottom:.35rem;padding-bottom:.7rem}
.nav-cta{position:relative;padding:.7rem 1.5rem;border-radius:8px;text-decoration:none;font-weight:700;font-size:.85rem;color:#fff;white-space:nowrap;z-index:0;display:inline-block}
.nav-cta::before{content:'';position:absolute;inset:-2px;border-radius:10px;background:linear-gradient(90deg,#6366f1,#ec4899,#f59e0b,#06b6d4,#8b5cf6,#6366f1);background-size:300% 100%;animation:bSpin 6s linear infinite;z-index:-1}
.nav-cta::after{content:'';position:absolute;inset:1.5px;border-radius:7px;background:#0f0a2e;z-index:-1}
@keyframes bSpin{0%{background-position:0% 50%}100%{background-position:300% 50%}}
.nav-cta:hover{transform:translateY(-1px)}

/* HERO */
.ph{position:relative;padding:6rem 2rem 7rem;overflow:hidden;background:var(--bg)}
.ph::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 70% at -5% 30%,rgba(99,102,241,.14) 0%,transparent 55%),radial-gradient(ellipse 45% 55% at 105% 70%,rgba(124,58,237,.1) 0%,transparent 55%);pointer-events:none}
.ph-line{position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--ind),var(--vio),var(--cyan),transparent);animation:lShim 3s ease-in-out infinite}
@keyframes lShim{0%,100%{opacity:.5}50%{opacity:1}}
.ph-in{max-width:1280px;margin:0 auto;position:relative;z-index:1}
.sbadge{display:inline-block;padding:.45rem 1.2rem;border-radius:99px;font-size:.7rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;margin-bottom:1.3rem;background:linear-gradient(135deg,rgba(79,70,229,.13),rgba(124,58,237,.1));border:1.5px solid rgba(79,70,229,.28);color:var(--ind-d);box-shadow:0 2px 14px rgba(79,70,229,.12),inset 0 1px 0 rgba(255,255,255,.55)}
.ph h1{font-size:clamp(2.4rem,4.5vw,3.6rem);font-weight:900;line-height:1.06;letter-spacing:-2px;color:var(--h);margin-bottom:1.2rem}
.ph h1 .gr{background:linear-gradient(135deg,var(--ind) 0%,var(--vio) 50%,var(--cyan) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.ph p{font-size:1.05rem;color:var(--b);line-height:1.82;max-width:620px;margin-bottom:2rem}
.ph-stats{display:flex;gap:2rem;flex-wrap:wrap}
.ph-stat{text-align:center}
.ph-stat .n{font-size:2rem;font-weight:900;background:linear-gradient(135deg,var(--ind),var(--vio));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.ph-stat .l{font-size:.72rem;color:var(--m);font-weight:600;margin-top:.2rem}
.container{max-width:1344px;margin:0 auto;padding:0 2rem}

/* FILTER TABS */
.filter-sec{background:var(--bg3);border-bottom:1px solid var(--bdr2);position:sticky;top:70px;z-index:50}
.filter-inner{max-width:1344px;margin:0 auto;padding:.75rem 2rem;display:flex;gap:.5rem;flex-wrap:wrap}
.ftab{padding:.45rem 1.1rem;border-radius:99px;font-size:.82rem;font-weight:700;cursor:pointer;border:1.5px solid var(--bdr2);color:var(--m);background:transparent;transition:all .2s}
.ftab:hover{border-color:var(--ind);color:var(--ind)}
.ftab.on{background:linear-gradient(135deg,var(--ind),var(--vio));color:#fff;border-color:transparent;box-shadow:0 4px 14px rgba(79,70,229,.3)}

/* CASE STUDY CARDS */
.cs-sec{padding:6rem 0 8rem}
.cs-group{margin-bottom:5rem}
.cs-group-label{display:flex;align-items:center;gap:1rem;margin-bottom:2rem}
.cs-group-label h2{font-size:1.5rem;font-weight:900;color:var(--h);letter-spacing:-.5px}
.cs-group-label::after{content:'';flex:1;height:1px;background:var(--bdr2)}
.cs-grid{display:flex;flex-direction:column;gap:1.5rem}

/* FULL CASE STUDY CARD */
.cs{background:var(--bg3);border:1px solid var(--bdr2);border-radius:18px;overflow:hidden;transition:all .32s;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.cs:hover{border-color:rgba(79,70,229,.2);box-shadow:var(--sh);transform:translateY(-3px)}
.cs-header{padding:1.75rem 2rem;border-bottom:1px solid var(--bdr2);display:flex;align-items:flex-start;gap:1.5rem;flex-wrap:wrap}
.cs-meta{flex:1;min-width:200px}
.cs-platform-tag{display:inline-block;background:rgba(79,70,229,.08);border:1px solid rgba(79,70,229,.18);color:var(--ind-d);font-size:.7rem;font-weight:700;padding:.2rem .7rem;border-radius:5px;margin-bottom:.6rem;letter-spacing:.04em}
.cs-title{font-size:1.15rem;font-weight:900;color:var(--h);letter-spacing:-.4px;margin-bottom:.3rem}
.cs-sub{font-size:.83rem;color:var(--m)}
.cs-badges{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}
.badge-refused{background:rgba(220,38,38,.08);border:1px solid rgba(220,38,38,.2);color:#991b1b;font-size:.7rem;font-weight:700;padding:.25rem .7rem;border-radius:5px}
.badge-wl{background:rgba(79,70,229,.08);border:1px solid rgba(79,70,229,.18);color:var(--ind-d);font-size:.7rem;font-weight:700;padding:.25rem .7rem;border-radius:5px}
.badge-time{background:rgba(5,150,105,.07);border:1px solid rgba(5,150,105,.18);color:#065f46;font-size:.7rem;font-weight:700;padding:.25rem .7rem;border-radius:5px}
.cs-body{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0}
.cs-col{padding:1.75rem 2rem}
.cs-col+.cs-col{border-left:1px solid var(--bdr2)}
.cs-col-label{font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:.85rem}
.cs-col:nth-child(1) .cs-col-label{color:var(--red)}
.cs-col:nth-child(2) .cs-col-label{color:var(--grn)}
.cs-col:nth-child(3) .cs-col-label{color:var(--ind-d)}
.cs-quote-block{font-size:.88rem;font-style:italic;color:var(--b);line-height:1.7;border-left:2px solid rgba(220,38,38,.3);padding-left:.85rem}
.cs-list{list-style:none;display:flex;flex-direction:column;gap:.45rem}
.cs-list li{font-size:.85rem;color:var(--b);line-height:1.55;display:flex;gap:.5rem;align-items:flex-start}
.cs-col:nth-child(2) .cs-list li::before{content:'✓';color:var(--grn);font-weight:700;flex-shrink:0}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.metric{background:var(--bg);border-radius:8px;padding:.75rem;text-align:center}
.metric-val{font-size:1.3rem;font-weight:900;background:linear-gradient(135deg,var(--ind),var(--vio));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.metric-lbl{font-size:.68rem;color:var(--m);font-weight:600;margin-top:.2rem;line-height:1.3}
.cs-footer{padding:1rem 2rem;background:var(--bg);border-top:1px solid var(--bdr2);display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.cs-tag{background:rgba(79,70,229,.07);border:1px solid rgba(79,70,229,.15);color:var(--ind-d);font-size:.7rem;padding:.2rem .6rem;border-radius:4px;font-weight:600}

/* CTA */
.cta-sec{background:linear-gradient(135deg,#0c0820 0%,#1a0f4a 50%,#0a1830 100%);padding:9rem 0;position:relative;overflow:hidden}
.cta-sec::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 70% at 50% 50%,rgba(79,70,229,.14) 0%,transparent 60%)}
.cta-sec::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--ind),var(--vio),var(--cyan),transparent)}
.cta-in{max-width:760px;margin:0 auto;text-align:center;position:relative;z-index:1;padding:0 2rem}
.cta-in h2{font-size:3rem;font-weight:900;color:#fff;letter-spacing:-2px;margin-bottom:1.2rem;line-height:1.1}
.cta-in p{font-size:1.05rem;color:rgba(255,255,255,.55);margin-bottom:3rem;line-height:1.85}
.cta-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.cbp{padding:1rem 2.2rem;border-radius:10px;background:linear-gradient(135deg,var(--ind),var(--vio));color:#fff;font-weight:700;font-size:1rem;text-decoration:none;box-shadow:0 8px 28px rgba(79,70,229,.4);transition:all .25s}
.cbp:hover{transform:translateY(-2px)}
.cbs{padding:1rem 2.2rem;border-radius:10px;background:rgba(255,255,255,.06);color:rgba(255,255,255,.75);font-weight:600;font-size:1rem;text-decoration:none;border:1px solid rgba(255,255,255,.12);transition:all .25s}
.cbs:hover{background:rgba(255,255,255,.1);color:#fff}
.cta-note{margin-top:2rem;font-size:.82rem;color:rgba(255,255,255,.3)}

/* FOOTER */
footer{background:#05040f;border-top:1px solid rgba(255,255,255,.06);padding:5rem 0 2.5rem}
.fg{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}
.fb-logo{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem}
.fb-mark{width:34px;height:34px;background:linear-gradient(135deg,var(--ind),var(--vio));border-radius:9px;display:flex;align-items:center;justify-content:center}
.fb-mark svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.fb-name{font-size:1.1rem;font-weight:900;letter-spacing:-.5px;color:#fff}
.fb-name em{font-style:normal;background:linear-gradient(135deg,var(--ind-l),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.fb p{font-size:.85rem;color:#4b5563;line-height:1.82}
.fl h4{font-size:.75rem;font-weight:700;color:var(--ind-l);letter-spacing:.8px;text-transform:uppercase;margin-bottom:1rem}
.fl ul{list-style:none}
.fl a{color:#4b5563;text-decoration:none;display:block;padding:.35rem 0;font-size:.88rem;transition:color .2s}
.fl a:hover{color:var(--ind-l)}
.fbot{border-top:1px solid rgba(255,255,255,.07);padding-top:2rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.fbot-copy{font-size:.82rem;color:#6b7280}.fbot-copy strong{color:#9ca3af;font-weight:700}
.fbot-tag{font-size:.72rem;font-weight:600;color:var(--ind-l);background:rgba(99,102,241,.1);border:1px solid rgba(99,102,241,.2);padding:.28rem .75rem;border-radius:99px}
@media(max-width:1024px){nav ul{display:none}.cs-body{grid-template-columns:1fr}.cs-col+.cs-col{border-left:none;border-top:1px solid var(--bdr2)}.fg{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.metric-grid{grid-template-columns:1fr 1fr}.fbot{flex-direction:column;text-align:center}}
.cta-sec{margin-bottom:-1px}.rel-svc{margin-bottom:-1px}