*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#080a10; --bg2:#0b0e15; --panel:#11141d; --card:#151925; --card2:#191e2b;
  --line:rgba(255,255,255,.07); --line2:rgba(255,255,255,.12);
  --text:#e9ecf3; --text2:#9aa4b6; --muted:#6b7482;
  --orange:#FF7A1F; --orange2:#FF560B; --cyan:#22D3EE;
  --r:14px; --ease:cubic-bezier(.4,0,.2,1);
  --maxw:1200px;
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:"Inter",system-ui,-apple-system,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body{background:
  radial-gradient(1100px 620px at 80% -6%, rgba(255,86,11,.16), transparent 60%),
  radial-gradient(900px 600px at 8% 8%, rgba(34,211,238,.10), transparent 55%),
  var(--bg)}
.si-wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.si-grad{background:linear-gradient(100deg,#FF7A1F,#FF560B);-webkit-background-clip:text;background-clip:text;color:transparent}
b{font-weight:700}
a{color:inherit}

/* ---- top bar ---- */
.si-top{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 24px;background:rgba(8,10,16,.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.si-back{display:inline-flex;align-items:center;gap:8px;color:var(--text2);text-decoration:none;font-weight:700;font-size:14px;transition:color .2s}
.si-back:hover{color:var(--text)}
.si-top-mark{font-weight:800;letter-spacing:.14em;font-size:13px;color:var(--text);opacity:.85}
.si-top-mark b{color:var(--orange)}
.si-top-cta{background:var(--orange2);color:#fff;text-decoration:none;font-weight:700;font-size:14px;padding:9px 18px;border-radius:999px;white-space:nowrap;transition:transform .15s,box-shadow .2s;box-shadow:0 8px 24px rgba(255,86,11,.35)}
.si-top-cta:hover{transform:translateY(-1px);box-shadow:0 12px 30px rgba(255,86,11,.5)}

/* ---- hero ---- */
.si-hero{padding:72px 0 40px;text-align:center}
.si-eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--cyan);
  border:1px solid var(--line2);background:rgba(255,255,255,.03);padding:7px 16px;border-radius:999px}
.si-live-dot{width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 4px rgba(34,197,94,.22);animation:sipulse 1.8s ease-in-out infinite}
@keyframes sipulse{0%,100%{box-shadow:0 0 0 3px rgba(34,197,94,.28)}50%{box-shadow:0 0 0 7px rgba(34,197,94,.05)}}
.si-h1{font-size:clamp(40px,7vw,80px);font-weight:900;letter-spacing:-.035em;line-height:1;margin:20px 0 0}
.si-lead{max-width:640px;margin:22px auto 0;color:var(--text2);font-size:clamp(16px,1.5vw,19px)}
.si-lead b{color:var(--text)}
.si-hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.si-btn{display:inline-flex;align-items:center;gap:8px;height:52px;padding:0 26px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;transition:transform .15s,box-shadow .2s,background .2s;white-space:nowrap}
.si-btn-primary{background:var(--orange2);color:#fff;box-shadow:0 14px 34px rgba(255,86,11,.4)}
.si-btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(255,86,11,.55)}
.si-btn-ghost{border:1px solid var(--line2);color:var(--text);background:rgba(255,255,255,.02)}
.si-btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.28)}
.si-note{margin-top:20px;color:var(--muted);font-size:13px}
.si-note b{color:var(--text2)}

/* ---- demo section ---- */
.si-demo-sec{padding:20px 0 70px}
.si-demo-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--text2);margin-bottom:14px}
.si-app{border:1px solid var(--line2);border-radius:18px;overflow:hidden;background:var(--bg2);
  box-shadow:0 40px 100px rgba(0,0,0,.55),0 0 0 1px rgba(255,255,255,.02) inset}
.si-chrome{display:flex;align-items:center;gap:8px;padding:11px 16px;background:#0e1119;border-bottom:1px solid var(--line)}
.si-dot{width:11px;height:11px;border-radius:50%}
.si-dot.r{background:#ff5f57}.si-dot.y{background:#febc2e}.si-dot.g{background:#28c840}
.si-url{margin-left:10px;font-size:12px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.si-app-body{display:grid;grid-template-columns:212px 1fr;min-height:600px}

/* sidebar */
.si-side{background:#0c0f17;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:16px 12px}
.si-side-brand{font-weight:800;letter-spacing:.12em;font-size:14px;padding:6px 10px 16px}
.si-side-brand b{color:var(--orange)}
.si-nav{display:flex;flex-direction:column;gap:3px;flex:1}
.si-nav-item{display:flex;align-items:center;gap:12px;width:100%;padding:11px 12px;border-radius:10px;border:0;background:transparent;color:var(--text2);
  font:inherit;font-size:14.5px;font-weight:600;cursor:pointer;text-align:left;transition:background .18s,color .18s}
.si-nav-item svg{width:19px;height:19px;flex-shrink:0;fill:currentColor}
.si-nav-item:hover{background:rgba(255,255,255,.05);color:var(--text)}
.si-nav-item.is-active{background:linear-gradient(100deg,rgba(255,86,11,.18),rgba(255,86,11,.06));color:#fff;box-shadow:inset 0 0 0 1px rgba(255,122,31,.28)}
.si-nav-item.is-active svg{fill:var(--orange)}
.si-nav-item.is-muted{opacity:.5;cursor:default}
.si-nav-item.is-muted:hover{background:transparent;color:var(--text2)}
.si-nav-sep{height:1px;background:var(--line);margin:12px 8px}
.si-side-user{display:flex;align-items:center;gap:10px;padding:12px 10px 4px;margin-top:8px;border-top:1px solid var(--line)}
.si-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--orange),#B80201);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px}
.si-side-user-txt{display:flex;flex-direction:column;line-height:1.25;font-size:13px}
.si-side-user-txt em{color:var(--muted);font-style:normal;font-size:11.5px}

/* main */
.si-main{padding:22px 24px 26px;min-width:0}
.si-main-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.si-view-title{font-size:26px;font-weight:800;letter-spacing:-.02em}
.si-view-sub{color:var(--text2);font-size:14px;margin-top:2px}
.si-range{display:inline-flex;gap:2px;background:#0e1119;border:1px solid var(--line);border-radius:10px;padding:3px}
.si-range button{border:0;background:transparent;color:var(--text2);font:inherit;font-weight:700;font-size:13px;padding:7px 14px;border-radius:8px;cursor:pointer;transition:background .18s,color .18s;min-width:44px}
.si-range button:hover{color:var(--text)}
.si-range button.is-active{background:var(--orange2);color:#fff}

/* KPI grid */
.si-kpis{display:flex;flex-direction:column;gap:12px;margin-bottom:14px}
.si-kpis-row{display:grid;gap:12px}
.si-kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:15px 16px 12px;position:relative;overflow:hidden;transition:border-color .2s,transform .2s}
.si-kpi:hover{border-color:var(--line2);transform:translateY(-2px)}
.si-kpi-top{display:flex;align-items:center;gap:9px;color:var(--text2);font-size:13px;font-weight:600;margin-bottom:8px}
.si-kpi-ic{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;flex-shrink:0;background:color-mix(in srgb,var(--c) 24%,transparent);color:var(--c)}
.si-kpi-ic svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.si-kpi-val{font-size:26px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1}
.si-kpi-sub{font-size:11.5px;color:var(--muted);margin-top:1px}
.si-kpi-spark{margin-top:9px;height:30px;width:100%;display:block}

/* charts */
.si-charts{display:grid;grid-template-columns:1.55fr 1fr;gap:12px}
.si-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.si-chart-card{padding:16px 18px}
.si-chart-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:6px}
.si-chart-head h3{font-size:16px;font-weight:700}
.si-chart-sub{font-size:12px;color:var(--muted)}
.si-legend{display:flex;gap:14px;flex-wrap:wrap}
.si-legend span{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--text2);font-weight:600}
.si-legend i{width:10px;height:10px;border-radius:3px;display:inline-block}
.si-chart-wrap{position:relative;width:100%}
.si-chart-wrap svg{width:100%;height:auto;display:block;overflow:visible}
.si-axis{fill:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.si-grid{stroke:rgba(255,255,255,.06)}
/* tooltip */
.si-tip{position:absolute;pointer-events:none;background:#0a0d14;border:1px solid var(--line2);border-radius:10px;padding:9px 12px;font-size:12px;
  box-shadow:0 12px 30px rgba(0,0,0,.5);opacity:0;transform:translate(-50%,-8px);transition:opacity .12s;z-index:5;white-space:nowrap}
.si-tip.on{opacity:1}
.si-tip .d{color:var(--muted);font-size:11px;margin-bottom:4px}
.si-tip .row{display:flex;align-items:center;gap:7px;font-weight:600}
.si-tip .row i{width:8px;height:8px;border-radius:2px}
.si-tip .row b{margin-left:auto;font-variant-numeric:tabular-nums;padding-left:14px}

/* donut */
.si-donut-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.si-donut-wrap{position:relative;width:180px;height:180px;flex-shrink:0;margin:4px auto}
.si-donut-wrap svg{width:100%;height:100%;transform:rotate(-90deg)}
.si-donut-seg{transition:stroke-width .18s,opacity .18s;cursor:pointer}
.si-donut-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;pointer-events:none}
.si-donut-center b{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.si-donut-center em{font-style:normal;font-size:11px;color:var(--muted);margin-top:1px}
.si-donut-legend{list-style:none;flex:1;min-width:150px;display:flex;flex-direction:column;gap:2px}
.si-donut-legend li{display:flex;align-items:center;gap:9px;font-size:13px;padding:4px 6px;border-radius:7px;cursor:default;transition:background .15s}
.si-donut-legend li:hover,.si-donut-legend li.hot{background:rgba(255,255,255,.05)}
.si-donut-legend i{width:9px;height:9px;border-radius:3px;flex-shrink:0}
.si-donut-legend .nm{color:var(--text2);font-weight:600}
.si-donut-legend .pc{margin-left:auto;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text)}

/* head tools: export dropdown */
.si-head-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.si-export{position:relative}
.si-export-btn{display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 13px;border:1px solid var(--line);background:#0e1119;color:var(--text2);font:inherit;font-weight:700;font-size:13px;border-radius:10px;cursor:pointer;transition:color .18s,border-color .18s}
.si-export-btn:hover{color:var(--text);border-color:var(--line2)}
.si-export-btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.si-export-btn .si-chev{width:12px;height:12px;opacity:.7}
.si-export-menu{position:absolute;right:0;top:44px;z-index:20;min-width:196px;background:#0e1119;border:1px solid var(--line2);border-radius:12px;padding:6px;box-shadow:0 22px 48px rgba(0,0,0,.6)}
.si-export-menu[hidden]{display:none}
.si-export-menu button{display:flex;align-items:center;width:100%;padding:9px 11px;border:0;background:transparent;color:var(--text2);font:inherit;font-size:13.5px;font-weight:600;border-radius:8px;cursor:pointer;text-align:left;transition:background .15s,color .15s}
.si-export-menu button:hover{background:rgba(255,255,255,.06);color:var(--text)}
.si-export-sep{height:1px;background:var(--line);margin:5px 6px}

/* extra: customer journey + demographics */
.si-extra{display:grid;grid-template-columns:1.15fr 1fr;gap:12px;margin-top:12px}
.si-extra:empty{display:none}
.si-extra-card{padding:16px 18px}
.si-funnel{margin-top:10px;display:flex;flex-direction:column}
.si-fn-meta{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:5px}
.si-fn-stage-nm{font-weight:700;font-size:14px}
.si-fn-metric{font-size:12px;color:var(--muted)}
.si-fn-bar{background:rgba(255,255,255,.04);border-radius:9px;overflow:hidden}
.si-fn-fill{height:40px;border-radius:9px;display:flex;align-items:center;padding:0 14px;min-width:78px;transition:width .5s var(--ease)}
.si-fn-fill b{color:#0a0d14;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums}
.si-fn-conv{font-size:11.5px;color:var(--text2);text-align:center;padding:5px 0 9px}
.si-demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:12px}
.si-demo-h{font-size:11.5px;font-weight:700;color:var(--text2);text-transform:uppercase;letter-spacing:.05em;margin-bottom:9px}
.si-bar-row{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.si-bar-lb{font-size:12.5px;color:var(--text2);width:70px;flex-shrink:0}
.si-bar-tk{flex:1;height:7px;background:rgba(255,255,255,.06);border-radius:99px;overflow:hidden}
.si-bar-fl{height:100%;border-radius:99px;background:#A78BFA;transition:width .5s var(--ease)}
.si-bar-v{font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;width:36px;text-align:right;flex-shrink:0}
.si-gender-row{display:flex;align-items:center;justify-content:space-between;margin:0 0 5px}
.si-gender-nm{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text2)}
.si-gender-nm i{width:9px;height:9px;border-radius:3px}
.si-gender-v{font-size:12px;font-weight:700;font-variant-numeric:tabular-nums}

/* toast */
.si-toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#12161f;border:1px solid var(--line2);color:var(--text);padding:12px 20px;border-radius:12px;font-size:14px;font-weight:600;max-width:90vw;text-align:center;box-shadow:0 18px 44px rgba(0,0,0,.55);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100}
.si-toast.on{opacity:1;transform:translate(-50%,0)}

/* fade-in on view change */
.si-fade{animation:sifade .4s var(--ease)}
@keyframes sifade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---- features ---- */
.si-features{padding:80px 0 20px;text-align:center}
.si-sec-title{font-size:clamp(30px,4.5vw,48px);font-weight:900;letter-spacing:-.03em}
.si-sec-sub{color:var(--text2);max-width:560px;margin:14px auto 0;font-size:17px}
.si-feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:44px;text-align:left}
.si-feat{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px 22px;transition:border-color .2s,transform .2s}
.si-feat:hover{border-color:var(--line2);transform:translateY(-3px)}
.si-feat-ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 20%,transparent);color:var(--c);margin-bottom:16px}
.si-feat-ic svg{width:24px;height:24px}
.si-feat h3{font-size:18px;font-weight:800;letter-spacing:-.01em}
.si-feat p{color:var(--text2);font-size:14.5px;margin-top:8px}

/* ---- cta ---- */
.si-cta{padding:90px 0}
.si-cta-inner{text-align:center;background:linear-gradient(120deg,rgba(255,86,11,.14),rgba(34,211,238,.08));
  border:1px solid var(--line2);border-radius:26px;padding:56px 28px}
.si-cta h2{font-size:clamp(30px,4.5vw,52px);font-weight:900;letter-spacing:-.03em}
.si-cta p{color:var(--text2);max-width:520px;margin:16px auto 0;font-size:17px}
.si-cta .si-hero-cta{margin-top:30px}

/* ---- footer ---- */
.si-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:26px 24px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;max-width:var(--maxw);margin:0 auto}
.si-foot a{color:var(--text2);text-decoration:none}
.si-foot a:hover{color:var(--text)}

/* ---- responsive ---- */
@media (max-width:1000px){
  .si-charts{grid-template-columns:1fr}
  .si-extra{grid-template-columns:1fr}
  .si-kpis-row{grid-template-columns:repeat(3,1fr)!important} /* stop KPI values clipping on tablets */
  .si-feat-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .si-app-body{grid-template-columns:1fr}
  .si-side{flex-direction:row;align-items:center;border-right:0;border-bottom:1px solid var(--line);padding:8px;overflow-x:auto}
  .si-side-brand,.si-side-user{display:none}
  .si-nav{flex-direction:row;gap:6px}
  .si-nav-sep{display:none}
  .si-nav-item.is-muted{display:none}
  .si-nav-item span{display:none}
  .si-nav-item{padding:10px}
  .si-kpis-row{grid-template-columns:repeat(2,1fr)!important}
  .si-kpi-val{font-size:22px}
  .si-main{padding:18px 14px}
  .si-demo-grid{grid-template-columns:1fr}
  .si-feat-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}