:root{--ink:#101828;--muted:#536073;--line:#d8dee8;--paper:#ffffff;--wash:#f4f6f8;--teal:#0f766e;--blue:#2563eb;--amber:#b45309;--rose:#be123c;--shadow:0 18px 42px rgba(15,23,42,.08)}
body{background:var(--wash);color:var(--ink)}
.irPage{max-width:1320px;margin:0 auto;padding:28px 20px 88px;background:linear-gradient(180deg,#f8fafc 0,#eef3f7 420px,#f4f6f8 100%)}
.irHero{min-height:64vh;display:grid;align-content:center;padding:52px 0 44px;border-bottom:1px solid var(--line)}
.irHero h1{font-size:clamp(42px,6vw,84px);line-height:.95;max-width:1160px;margin:8px 0 0}
.irHero p{max-width:910px;color:#334155;font-size:clamp(18px,2vw,24px);line-height:1.45;margin-top:18px}
.irKicker,.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--teal);font-weight:950;margin:0 0 8px}
.irAudience,.irExports{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}
.irAudience{border-left:4px solid var(--teal);padding:11px 14px;background:rgba(255,255,255,.82);border-radius:0 8px 8px 0;color:#334155}
.irExports a{border:1px solid var(--line);border-radius:999px;background:#fff;padding:9px 13px;text-decoration:none;font-weight:850;color:var(--teal)}
.irStoryIntro{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.7fr);gap:24px;align-items:start;padding:34px 0;border-bottom:1px solid var(--line)}
.irStoryIntro h2,.irScoreBox h2,.irTranslation h2,.irSteps h2,.irFormula h2{font-size:clamp(30px,3.5vw,52px);line-height:1.02;margin:0 0 14px;max-width:960px}
.irStoryIntro p,.irScoreBox p,.irTranslation p,.irFormula p{font-size:18px;line-height:1.62;color:#334155;max-width:900px}
.irStoryIntro aside{background:#102a43;color:#f8fafc;border-radius:8px;padding:20px;box-shadow:var(--shadow)}
.irStoryIntro aside h3{font-size:18px;margin:0 0 12px}
.irStoryIntro ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.irStoryIntro li{display:grid;gap:3px;border-top:1px solid rgba(255,255,255,.18);padding-top:12px}
.irStoryIntro li:first-child{border-top:0;padding-top:0}
.irStoryIntro li strong{color:#a7f3d0}
.irStoryIntro li span{color:#dbeafe;font-size:14px;line-height:1.45}
.irScoreBox{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.72fr);gap:24px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;margin:24px 0;box-shadow:var(--shadow)}
.irScoreScale{display:grid;gap:10px;align-content:start}
.irScoreScale span{display:grid;grid-template-columns:72px 1fr;gap:10px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:12px;background:#f8fafc;color:#475569;font-size:14px;line-height:1.35}
.irScoreScale b{display:block;color:#0f172a;font-size:18px}
.irTranslation{padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.irStats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin:18px 0 24px}
.irStat,.irPanel,.irChart,.irImprove,.irMethod,.irReportCard,.irFormula,.irStep,.irLenses article{border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:var(--shadow)}
.irStat{padding:16px;min-height:150px}
.irStat span,.irReportCard span,.irImprove span,.irStep span,.irLenses span{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);font-weight:950}
.irStat strong{display:block;font-size:clamp(34px,4vw,54px);line-height:1;margin-top:8px}
.irStat p,.irChartHead p,.irImprove p,.irMethod p,.irReportCard p,.irStep p,.irLenses p{color:#475569;font-size:14px;line-height:1.5;margin-top:8px}
.irPull{margin:28px 0;padding:28px;border-left:6px solid var(--amber);background:#fff7ed;border-radius:0 8px 8px 0}
.irPull p{font-size:clamp(25px,3.5vw,46px);line-height:1.08;font-weight:900;color:#111827;max-width:1050px}
.irPull span{display:block;margin-top:10px;color:#64748b;font-weight:800}
.irSteps{padding:20px 0}
.irSteps>div{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.irStep{padding:18px}
.irStep h3,.irImprove h3,.irLenses h3{font-size:22px;line-height:1.15;margin:8px 0 0}
.irScrollPair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 16px}
.irChart,.irPanel,.irMethod,.irFormula{padding:18px;margin-bottom:16px}
.irChartHead{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:14px}
.irChartHead h2,.irChartHead h3{font-size:24px;line-height:1.1}
.irBars{display:grid;gap:10px}
.irBarRow{display:grid;grid-template-columns:minmax(150px,260px) 1fr 90px;gap:11px;align-items:center}
.irBarRow span{font-weight:850;font-size:13px;line-height:1.25}
.irTrack{height:13px;border-radius:999px;background:#e5e7eb;overflow:hidden}
.irFill{display:block;width:0;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--teal),var(--blue));transition:width 1100ms cubic-bezier(.2,.9,.2,1)}
.irReveal.isVisible .irFill{width:var(--target)}
.irBarRow strong{text-align:right;font-variant-numeric:tabular-nums}
.irLenses{padding:18px 0}
.irLensGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.irLenses article{padding:16px;background:#f8fafc}
.irImprovements{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 16px}
.irImprove{padding:16px}
.irFormula{background:#f8fafc}
.irFormula>div{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin-top:10px}
.irFormula p{background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px;margin:0}
.irFormula strong{display:block;color:#0f172a;margin-bottom:4px}
.irTableWrap{max-height:540px;overflow:auto}
.irTable{width:100%;border-collapse:collapse;font-size:13px}
.irTable th,.irTable td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
.irTable small{display:block;color:#64748b;margin-top:4px}
.irLadder{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.irLadder li{display:grid;grid-template-columns:minmax(240px,1fr) 1.4fr 90px;gap:12px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff}
.irLadder span{display:block;color:#64748b;font-size:12px;margin-top:4px}
.irQuadrant{width:100%;min-height:430px;background:#f8fafc;border:1px solid var(--line);border-radius:8px}
.irQuadrant line{stroke:#cbd5e1;stroke-width:.5}
.irQuadrant text{font-size:4px;fill:#64748b;font-weight:850}
.irDot{fill:var(--teal);opacity:0;transform:scale(.3);transform-origin:center;transition:opacity 800ms ease,transform 800ms ease}
.irReveal.isVisible .irDot{opacity:.65;transform:scale(1)}
.irMethod{background:#fff;margin-top:28px}
.irReportGrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;margin-top:18px}
.irReportCard{display:block;text-decoration:none;padding:18px;color:inherit;transition:transform 180ms ease,box-shadow 180ms ease}
.irReportCard:hover{transform:translateY(-2px);box-shadow:0 24px 52px rgba(15,23,42,.12)}
.irReportCard h3{font-size:23px;line-height:1.12;margin-top:8px}
.siriDock{position:fixed;right:18px;bottom:18px;z-index:80;display:grid;gap:8px;justify-items:end}
.siriButton{width:58px;height:58px;border-radius:999px;border:1px solid rgba(15,118,110,.35);background:radial-gradient(circle at 35% 30%,#a7f3d0 0,#14b8a6 34%,#2563eb 72%,#111827 100%);color:#fff;font-size:22px;font-weight:950;box-shadow:0 18px 38px rgba(15,23,42,.22);cursor:pointer}
.siriButton.isListening{animation:siriPulse 950ms ease-in-out infinite alternate;box-shadow:0 0 0 8px rgba(20,184,166,.14),0 18px 38px rgba(15,23,42,.22)}
.siriPanel{max-width:330px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.96);box-shadow:var(--shadow);padding:11px 12px;color:#334155;font-size:13px;line-height:1.35}
.siriPanel strong{display:block;color:#0f172a;margin-bottom:3px}
.siriPanel span{color:var(--teal);font-weight:850}
.siriTypeButton{margin-top:8px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#0f766e;padding:6px 10px;font-size:12px;font-weight:850;cursor:pointer}
.siriTypeButton:hover{border-color:var(--teal)}
@keyframes siriPulse{from{transform:scale(1)}to{transform:scale(1.08)}}
.irReveal{opacity:0;transform:translateY(18px);transition:opacity 700ms ease,transform 700ms ease}
.irReveal.isVisible{opacity:1;transform:none}
@media(max-width:1050px){.irStoryIntro,.irScoreBox,.irScrollPair,.irSteps>div,.irLensGrid,.irImprovements{grid-template-columns:1fr}.irHero{min-height:auto}.irChartHead{display:block}}
@media(max-width:680px){.irPage{padding:18px 14px 70px}.irBarRow,.irLadder li,.irScoreScale span{grid-template-columns:1fr}.irBarRow strong{text-align:left}.irStoryIntro aside,.irScoreBox,.irPull{padding:16px}.irHero h1{font-size:40px}}