*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth;overflow-x:clip;scroll-padding-top:88px}
    body{overflow-x:clip;font-family:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,sans-serif;font-size:16px;line-height:1.7;color:#1c1917;background:#fff;-webkit-font-smoothing:antialiased;font-variant-ligatures:none}
    a{color:inherit;text-decoration:none}

    /* ── NAV ── */
    nav{position:fixed;top:0;left:0;right:0;z-index:999;background:rgba(255,255,255,0.98);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);transition:top 0.3s ease,box-shadow 0.3s ease}
    nav::after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:rgba(61, 63, 191, 0.08)}
    .nav-inner{max-width:var(--max);margin:0 auto;padding:0 40px;height:68px;display:flex;align-items:center;justify-content:space-between}
    .nav-links{display:flex;align-items:center;gap:2px;list-style:none}
    .nav-links a{padding:8px 16px;border-radius:10px;font-size:16px;font-weight:500;color:var(--muted);transition:color 0.2s,background 0.2s;position:relative;display:flex;align-items:center;gap:6px}
    .nav-links a::after{content:"";position:absolute;bottom:4px;left:50%;right:50%;height:2px;border-radius:2px;background:var(--navy);transition:left 0.25s ease,right 0.25s ease}
    .nav-links a:hover{color:var(--text);background:rgba(61, 63, 191, 0.04)}
    .nav-links a:hover::after{left:16px;right:16px}
    .nav-links a.active-link{color:var(--navy);font-weight:600}
    .nav-links a.active-link::after{left:16px;right:16px}
    .nav-actions{display:flex;gap:8px;align-items:center}
    .btn-primary-sm{padding:9px 20px;border-radius:100px;background:linear-gradient(135deg,#9368B7,#3D3FBF);font-size:16px;font-weight:600;color:#fff;transition:all 0.22s;cursor:pointer;box-shadow:0 4px 16px rgba(147,104,183,0.22),0 1px 3px rgba(61,63,191,0.2);display:inline-flex;align-items:center;gap:7px;position:relative;overflow:hidden;border:none;font-family:inherit}
    .btn-primary-sm::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,0.12) 0%,transparent 60%);pointer-events:none}
    .btn-primary-sm:hover{transform:translateY(-1.5px);box-shadow:0 8px 24px rgba(147,104,183,0.3),0 2px 6px rgba(61,63,191,0.25)}
    .btn-dot{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,0.7);box-shadow:0 0 0 2px rgba(255,255,255,0.25);animation:pulse-dot 2s infinite;flex-shrink:0}
    @keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.35;transform:scale(1.5)}}
    .hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:38px;height:38px;border:none;background:transparent;cursor:pointer;padding:6px;border-radius:8px;transition:background 0.2s}
    .hamburger:hover{background:var(--navy-dim)}
    .hamburger span{display:block;height:2px;border-radius:2px;background:var(--text);transition:all 0.3s ease;transform-origin:center}
    .hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
    .hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,0.97);backdrop-filter:blur(24px);border-bottom:1px solid var(--border);padding:16px 20px 24px;box-shadow:0 8px 32px rgba(61, 63, 191, 0.08)}
    .mobile-menu.open{display:block}
    .mobile-links{list-style:none;display:flex;flex-direction:column;gap:2px;margin-bottom:16px}
    .mobile-links a{display:block;padding:12px 16px;border-radius:10px;font-size:16px;font-weight:600;color:var(--text);transition:background 0.2s,color 0.2s}
    .mobile-links a:hover{background:var(--navy-dim);color:var(--navy)}
    .mobile-cta{display:block;text-align:center;padding:13px 20px;border-radius:100px;background:linear-gradient(135deg,#9368B7,#3D3FBF);color:#fff;font-size:16px;font-weight:700;box-shadow:0 4px 16px rgba(61,63,191,0.28)}

    /* ── HERO ── */
    .post-hero{background:linear-gradient(135deg,#2c319e 0%,#3d3fbf 55%,#2C319E 100%);margin-top:68px;overflow:hidden;display:flex;flex-direction:column;justify-content:center;position:relative}
    .post-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 68% 50%,rgba(124,138,245,0.15) 0%,transparent 60%),radial-gradient(ellipse at 18% 75%,rgba(61,63,191,0.12) 0%,transparent 50%);pointer-events:none}
    .post-hero-subnav{max-width:var(--max);margin:0 auto;padding:32px 40px 0;width:100%;position:relative;z-index:1}
    .hero-back{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:#ffffff;transition:color .2s;text-decoration:none}
    .hero-back:hover{color:#ffffff}
    .post-hero-content{max-width:var(--max);margin:0 auto;padding:36px 40px 40px;width:100%;display:grid;grid-template-columns:1fr 400px;gap:56px;align-items:center;position:relative;z-index:1}
    .hero-chips{display:flex;align-items:center;gap:8px;margin-bottom:28px;flex-wrap:wrap}
    .hero-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:6px;background:rgba(255,255,255,0.09);border:1px solid rgba(255,255,255,0.2);font-size:13px;font-weight:500;color:rgba(255,255,255,0.75);line-height:1}
    .post-hero h1{font-size:clamp(30px,5vw,50px);font-weight:600;line-height:1.15;color:#ffffff;margin-bottom:20px}
    .hero-share{font-size:14px;color:rgba(255,255,255,0.35);display:flex;align-items:center;gap:8px}
    .hero-share a{color:#ffffff;font-weight:600;text-decoration:none;transition:color .2s}
    .hero-share a:hover{color:#fff}
    .hero-share-sep{color:rgba(255,255,255,0.18)}
    .hero-graphic{display:flex;align-items:center;justify-content:center}

    /* ── LAYOUT ── */
    .post-layout{max-width:var(--max);margin:0 auto;padding:48px 40px 40px;display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}

    /* ── ARTICLE ── */
    .post-content h2{font-size:22px;font-weight:800;letter-spacing:-.4px;color:var(--text);margin:36px 0 14px;padding-top:8px}
    .post-content h3{font-size:18px;font-weight:700;color:var(--text);margin:24px 0 10px}
    .post-content p{font-size:16px;color:var(--text2);line-height:1.85;margin-bottom:18px}
    .post-content ul,.post-content ol{padding-left:22px;margin-bottom:18px}
    .post-content li{font-size:16px;color:var(--text2);line-height:1.8;margin-bottom:8px}
    .post-content strong{font-weight:700;color:var(--text)}

    /* ── TABLE ── */
    .post-table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;box-shadow:var(--shadow-sm);border-radius:10px;overflow:hidden}
    .post-table th{background:linear-gradient(135deg,#2c319e,#3d3fbf);color:#fff;font-weight:700;text-align:left;padding:12px 14px;font-size:13px;letter-spacing:.03em}
    .post-table td{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text2);line-height:1.55}
    .post-table tr:last-child td{border-bottom:none}
    .post-table tr:nth-child(even) td{background:var(--bg2)}
    .table-wrap{overflow-x:auto;margin:24px 0}
    .table-wrap .post-table{margin:0}

    /* ── CALLOUT ── */
    .callout{border-left:4px solid #3D3FBF;background:rgba(61,63,191,0.08);border-radius:0 10px 10px 0;padding:18px 22px;margin:28px 0}
    .callout p{margin:0;font-size:15px;color:#3D3FBF;line-height:1.75;font-style:italic}

    /* ── HIGHLIGHT ── */
    .highlight-box{background:linear-gradient(135deg,rgba(61,63,191,0.06),rgba(44,49,158,0.06));border-radius:12px;padding:22px 24px;margin:28px 0;border:1px solid rgba(61,63,191,0.1)}
    .highlight-box p{margin:0;font-size:15px;color:var(--text2);line-height:1.75}

    /* ── FAQ ACCORDION ── */
    .faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:14px;background:var(--bg2);overflow:hidden;transition:border-color .25s,box-shadow .25s}
    .faq-item.open{border-color:rgba(61,63,191,0.35);box-shadow:var(--shadow-sm)}
    .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:transparent;border:none;cursor:pointer;font-family:inherit;text-align:left}
    .faq-question h3{margin:0;font-size:16px;font-weight:700;color:var(--text);line-height:1.4}
    .faq-item.open .faq-question h3{color:#3D3FBF}
    .faq-icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:rgba(61,63,191,0.08);display:flex;align-items:center;justify-content:center;color:#3D3FBF;transition:transform .3s ease,background .25s}
    .faq-item.open .faq-icon{transform:rotate(180deg);background:#3D3FBF;color:#fff}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
    .faq-answer p{margin:0;padding:0 22px 18px;color:var(--text2);line-height:1.75}

    /* ── SIDEBAR ── */
    .post-sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
    .toc{background:rgba(61,63,191,0.08);border:1px solid rgba(61,63,191,0.12);border-radius:12px;padding:22px 24px}
    .toc-title{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#3D3FBF;margin-bottom:14px}
    .toc-list{list-style:none;display:flex;flex-direction:column;gap:8px}
    .toc-list li a{font-size:14px;color:var(--muted);font-weight:500;transition:color .2s}
    .toc-list li a:hover{color:#3D3FBF}
    .sidebar-cta{background:linear-gradient(135deg,#2c319e,#3d3fbf);border-radius:14px;padding:24px;color:#fff}
    .sidebar-cta h3{font-size:17px;font-weight:800;letter-spacing:-.3px;margin-bottom:10px}
    .sidebar-cta p{font-size:13px;color:rgba(255,255,255,.8);line-height:1.65;margin-bottom:18px}
    .sidebar-cta-btn{display:block;text-align:center;padding:11px 20px;border-radius:100px;background:linear-gradient(135deg,#9368B7,#3D3FBF);color:#fff;font-size:14px;font-weight:700;transition:opacity .2s}
    .sidebar-cta-btn:hover{opacity:.88}
    .sidebar-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px}
    .sidebar-card-title{font-size:14px;font-weight:800;letter-spacing:-.2px;color:var(--text);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
    .related-item{display:flex;flex-direction:column;gap:4px;padding:14px 0;border-bottom:1px solid var(--border)}
    .related-item:last-child{border-bottom:none;padding-bottom:0}
    .related-item-tag{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#3D3FBF}
    .related-item-title{font-size:14px;font-weight:600;color:var(--text);line-height:1.4;transition:color .2s}
    .related-item:hover .related-item-title{color:#3D3FBF}
    .related-item-link{font-size:12px;font-weight:600;color:#3D3FBF;display:inline-flex;align-items:center;gap:4px;margin-top:2px}

    /* ── FOOTER ── */
    .sf-wrap{background:#4a1f7a;padding:48px 48px 0;margin-top:0}
    .sf-main{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.08)}
    .sf-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px;text-decoration:none}
    .sf-logo-mark{width:32px;height:32px;border-radius:7px;position:relative;overflow:hidden;flex-shrink:0}
    .sf-logo-mark::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#9368b7 0%,#7c3aed 50%,#a855f7 100%)}
    .sf-logo-mark-txt{position:relative;z-index:1;color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;height:100%}
    .sf-logo-name{font-size:16px;font-weight:700;color:#fff}
    .sf-logo-name .sfpi{color:#ffffff}.sf-logo-name .sfto{color:#ffffff}.sf-logo-name .sfai{color:#ffffff}
    .sf-desc{font-size:15px;color:#ffffff;line-height:1.65;max-width:280px}
    .sf-col-head{font-size:10px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:#ffffff;margin-bottom:14px}
    .sf-col a{display:block;font-size:15px;color:#ffffff;text-decoration:none;margin-bottom:9px;transition:color .15s}
    .sf-col a:hover{color:#ffffff}
    .sf-col .sf-cta-link{color:#ffffff;font-weight:600}
    .sf-col .sf-cta-link:hover{color:#ffffff}
    .sf-bottom{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:center;padding:18px 0;gap:12px;flex-wrap:wrap}
    .sf-copy{font-size:12px;color:#ffffff}
    .sf-bottom-links{display:flex;gap:20px}
    .sf-bottom-links a{font-size:12px;color:#ffffff;text-decoration:none}
    .sf-bottom-links a:hover{color:rgba(255,255,255,0.85)}
    .sf-socials{display:flex;gap:10px;align-items:center}
    .sf-social-btn{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.12);display:flex;align-items:center;justify-content:center;color:#ffffff;transition:all 0.2s;text-decoration:none;flex-shrink:0}
    .sf-social-btn:hover{background:rgba(147,104,183,0.45);border-color:rgba(147,104,183,0.65);color:#fff}
.nav-logo{display:inline-flex !important;align-items:center;width:200px;height:36px;background:url('../../logo.svg') left center/contain no-repeat;overflow:hidden;text-indent:-9999px;white-space:nowrap}.nav-logo>*{display:none !important}@media(max-width:480px){.nav-logo{width:160px;height:32px}}
.sf-logo{display:inline-block !important;width:170px;height:42px;background:url('../../logo.svg') left center/contain no-repeat;overflow:hidden;text-indent:-9999px;white-space:nowrap}.sf-logo>*{display:none !important}
.sf-wrap{background:#3d3fbf;border-top:1px solid rgba(255,255,255,0.08)}.sf-main{border-bottom-color:rgba(255,255,255,0.1)}.sf-logo{background-image:url('../../logo.svg')}.sf-desc{color:rgba(255,255,255,0.65)}.sf-col-head{color:rgba(255,255,255,0.4)}.sf-col a{color:rgba(255,255,255,0.7)}.sf-col a:hover{color:#ffffff}.sf-col .sf-cta-link,.sf-col .sf-cta-link:hover{color:#ffffff}.sf-copy{color:rgba(255,255,255,0.45)}.sf-bottom-links a{color:rgba(255,255,255,0.55)}.sf-bottom-links a:hover{color:#ffffff}.sf-social-btn{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.15);color:rgba(255,255,255,0.75)}.sf-social-btn:hover{background:linear-gradient(135deg,#9368B7,#3D3FBF);border-color:transparent;color:#fff}

    /* ── RESPONSIVE ── */
    @media(max-width:1024px){
      .nav-links,.btn-primary-sm{display:none; border-radius:100px;}
      .nav-inner{padding:0 32px}
      .hamburger{display:flex}
      .post-hero-content{grid-template-columns:1fr;padding:32px 32px 40px}
      .post-hero-subnav{padding:24px 32px 0}
      .hero-graphic{display:none}
      .post-layout{display:flex;flex-direction:column;gap:36px;padding:36px 24px 40px}
      .post-sidebar{display:contents}
      .post-sidebar .toc{order:-1}
      .sf-wrap{padding:40px 32px 0}
      .sf-main{grid-template-columns:1fr 1fr}
    }
    @media(max-width:768px){
      .nav-inner{padding:0 24px}
      .post-hero-content{padding:24px 24px 40px}
      .post-hero-subnav{padding:20px 24px 0}
      .post-hero h1{font-size:clamp(30px,5vw,50px)}
      .sf-wrap{padding:36px 20px 0}
      .sf-main{grid-template-columns:1fr 1fr;padding:0 0 32px}
      .sf-bottom{flex-direction:column;align-items:flex-start;gap:10px}
    }
    @media(max-width:480px){
      .sf-main{grid-template-columns:1fr}
    }

    /* ── NAV + FOOTER: site-wide teal ── */
    .btn-primary-sm:hover{box-shadow:0 8px 24px rgba(147,104,183,0.3),0 2px 6px rgba(61,63,191,0.25)}
    .hamburger:hover{background:rgba(61, 63, 191, 0.08)}
    .mobile-menu{box-shadow:0 8px 32px rgba(61, 63, 191, 0.08)}
    .mobile-links a:hover{background:rgba(61, 63, 191, 0.08);color:#3d3fbf}
    .mobile-cta{background:linear-gradient(135deg,#9368B7,#3D3FBF);box-shadow:0 4px 16px rgba(61,63,191,0.28); border-radius:100px;}
    .sf-logo-mark::before{background:linear-gradient(135deg,#9368b7 0%,#7c3aed 50%,#a855f7 100%)}
    .nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
    .logo-mark{width:40px;height:40px;border-radius:12px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;flex-shrink:0}
    .logo-mark::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#9368b7 0%,#7c3aed 100%)}
    .logo-mark::after{content:"";position:absolute;inset:0;background:linear-gradient(225deg,rgba(255,255,255,0.18) 0%,transparent 60%)}
    .logo-mark-text{position:relative;z-index:1;font-size:16px;font-weight:900;color:#fff;letter-spacing:-.5px;line-height:1}
    .logo-wordmark{display:flex;flex-direction:column;gap:0}
    .logo-name{font-size:18px;font-weight:800;letter-spacing:-.6px;line-height:1.1}
    .logo-pi{color:#9368b7}
    .logo-to{color:var(--muted2);font-weight:400}
    .logo-ai{color:#3d3fbf}
    .logo-tagline{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted2);font-weight:600;line-height:1}
  

      /* ── FOOTER REDESIGN (v2 preview) ── */
      .sf-main {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
      }
      @media (max-width: 900px) {
        .sf-main {
          grid-template-columns: 1fr 1fr;
        }
      }
      @media (max-width: 480px) {
        .sf-main {
          grid-template-columns: 1fr;
        }
      }
      .sf-brand-logo {
        display: block;
        font-size: 30px;
        font-weight: 800;
        letter-spacing: -0.5px;
        line-height: 1;
        color: #f5f3ff;
        margin-bottom: 14px;
      }
      .sf-brand-logo .sf-brand-2 {
        color: #9368b7;
      }
      .sf-talk {
        font-size: 15px;
        color: rgba(255, 255, 255, 0.6);
        margin-top: 18px;
      }
      .sf-talk-email {
        color: #ffffff;
        font-weight: 700;
        text-decoration: underline;
      }
      .sf-bottom {
        align-items: flex-start;
      }
      .sf-bottom-left {
        display: flex;
        flex-direction: column;
        gap: 6px;
      }
      .sf-legal-extra {
        font-size: 12px;
        color: rgba(255, 255, 255, 0.4);
      }
      .sf-legal-placeholder {
        color: #93c5fd;
      }
      @media (max-width: 768px) {
        .sf-bottom {
          flex-direction: column;
          align-items: flex-start;
        }
      }