:root{
  --ink:#23262e;
  --ink-soft:#4c5160;
  --muted:#6b7180;
  --paper:#fbfbfd;
  --card:#ffffff;
  --line:#e8eaf2;
  --line-strong:#d4d8e6;
  --blue:#2e8ef0;
  --violet:#7d3be0;
  --cyan:#14b8d4;
  --gold:#ffd201;
  --grad:linear-gradient(95deg,#2e8ef0 5%,#7d3be0 60%,#a43cdb);
  --grad-soft:linear-gradient(95deg,rgba(46,142,240,.09),rgba(125,59,224,.09));
  --shell:1180px;
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
img{max-width:100%;display:block}
a{color:inherit}
button{font:inherit}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;letter-spacing:-.045em}
h1{font-size:clamp(3.3rem,5.6vw,5.75rem);line-height:1.07;font-weight:800}
h2{font-size:clamp(2.55rem,4.1vw,4.35rem);line-height:1.1;font-weight:800}
h3{font-size:1.5rem;line-height:1.24;font-weight:800}
.shell{width:min(calc(100% - 48px),var(--shell));margin-inline:auto}
.skip-link{position:absolute;left:18px;top:-70px;background:var(--ink);color:#fff;padding:10px 15px;z-index:100;border-radius:8px}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid var(--violet);outline-offset:3px}
::selection{background:rgba(125,59,224,.18)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(251,251,253,.78);
  backdrop-filter:blur(18px) saturate(1.5);
  -webkit-backdrop-filter:blur(18px) saturate(1.5);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:84px;gap:24px}
.brand-group{display:flex;align-items:center;gap:16px;flex:none}
.brand{display:inline-flex;align-items:center;text-decoration:none;flex:none}
.brand img{width:157px;height:auto}
.brand-divider{height:34px;width:1px;background:var(--line-strong)}
.ifi-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.ifi-brand img{width:40px;height:40px;object-fit:contain}
.ifi-brand span{font-weight:800;font-size:1.02rem;letter-spacing:-.02em;color:#3a3d46;transition:color .2s}
.ifi-brand:hover span{color:var(--violet)}
.primary-nav{display:flex;align-items:center;gap:36px}
.primary-nav a{
  font-size:.92rem;font-weight:700;text-decoration:none;color:#3a3d46;
  position:relative;transition:color .2s;
}
.primary-nav a:not(.nav-cta)::after{
  content:'';
  position:absolute;left:0;right:100%;bottom:-7px;height:2px;border-radius:2px;
  background:var(--grad);
  transition:right .25s ease;
}
.primary-nav a:not(.nav-cta):hover{color:var(--violet)}
.primary-nav a:not(.nav-cta):hover::after{right:0}
.primary-nav .nav-cta{
  border:1px solid var(--line-strong);border-radius:50px;padding:12px 22px;color:#5149aa;
  background:#fff;box-shadow:0 4px 14px rgba(60,60,120,.07);
  transition:transform .2s,box-shadow .25s,border-color .2s,color .2s;
}
.primary-nav .nav-cta:hover{
  color:#642bb8;border-color:#b79af0;transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(125,59,224,.16);
}
.menu-toggle{display:none}

/* ---------- Buttons ---------- */
.button{
  display:inline-flex;align-items:center;justify-content:center;gap:24px;
  min-height:57px;border-radius:100px;padding:14px 26px;
  text-decoration:none;font-weight:800;font-size:.91rem;
  transition:transform .2s,box-shadow .25s;
}
.button:hover{transform:translateY(-2px)}
.button-gold{
  background:var(--grad);color:#fff;
  box-shadow:0 12px 30px rgba(93,79,204,.28),inset 0 1px 0 rgba(255,255,255,.25);
}
.button-gold:hover{box-shadow:0 18px 42px rgba(125,59,224,.38),inset 0 1px 0 rgba(255,255,255,.3)}
.text-link{text-decoration:none;color:#5b47ac;font-weight:700;font-size:.9rem;transition:color .2s}
.text-link:hover{color:#2487e5}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;color:var(--ink)}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;pointer-events:none}
.hero::before{
  width:760px;height:760px;right:-160px;top:-140px;
  background:radial-gradient(circle,rgba(125,59,224,.13),rgba(46,142,240,.06) 45%,transparent 68%);
  animation:blob-drift 14s ease-in-out infinite alternate;
}
.hero::after{
  width:560px;height:560px;left:-180px;bottom:-220px;
  background:radial-gradient(circle,rgba(20,184,212,.12),transparent 65%);
  animation:blob-drift 18s ease-in-out -6s infinite alternate;
}
.hero-glow{
  position:absolute;width:650px;height:650px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,210,1,.12),transparent 62%);
  right:-60px;top:120px;pointer-events:none;
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.06fr .94fr;gap:20px;align-items:center;
  min-height:720px;padding-block:20px;
}
.hero-copy{padding:55px 0 85px;position:relative;z-index:2}
.maker-pill{
  display:inline-flex;align-items:center;gap:11px;text-decoration:none;
  font-size:.7rem;font-weight:800;letter-spacing:.15em;color:#5c36a7;
  border:1px solid #e7e5ef;border-radius:100px;padding:9px 16px;background:#fff;
  box-shadow:0 6px 18px rgba(48,54,91,.08);margin-bottom:31px;
  transition:transform .2s,box-shadow .25s;
}
.maker-pill:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(93,79,204,.16)}
.maker-pill span:first-child{
  font-size:1rem;line-height:1;
  background:var(--grad);background-clip:text;-webkit-background-clip:text;color:transparent;
}
.maker-pill span:last-child{font-size:.9rem;letter-spacing:0}
.eyebrow{font-size:.75rem;letter-spacing:.22em;font-weight:800;color:#6b59b7;display:flex;align-items:center;gap:13px;margin-bottom:27px}
.eyebrow-line{height:2px;width:30px;border-radius:2px;background:var(--grad)}
.eyebrow-dark{color:#6b56b5}
.hero h1{max-width:720px;margin-bottom:25px;color:var(--ink);animation:rise .7s ease-out both}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(95deg,#268deb 5%,#8735df 55%,#c243d8 95%);
  background-size:180% 100%;
  background-clip:text;-webkit-background-clip:text;color:transparent;
  animation:grad-pan 7s ease-in-out infinite alternate;
}
.hero-lede{font-size:1.13rem;line-height:1.75;color:#626672;max-width:520px;margin-bottom:34px;animation:rise .7s .08s ease-out both}
.hero-actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap;animation:rise .7s .16s ease-out both}
.hero-note{font-size:.79rem;color:#9196a1;margin:43px 0 0;animation:rise .7s .24s ease-out both}

/* ---------- Hero art ---------- */
.hero-art{height:635px;position:relative;display:flex;align-items:center;justify-content:center;animation:rise .8s .1s ease-out both}
.art-orbit{position:absolute;border:1px solid rgba(85,109,196,.12);border-radius:50%;width:580px;height:580px;left:50%;top:50%;transform:translate(-50%,-50%)}
.art-orbit::before{
  content:'';position:absolute;top:-5px;left:50%;width:9px;height:9px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 10px rgba(46,142,240,.7);
}
.art-orbit{animation:orbit-spin 26s linear infinite}
.orbit-two{width:440px;height:440px;border-color:rgba(117,71,221,.18);animation-duration:19s;animation-direction:reverse}
.orbit-two::before{background:var(--violet);box-shadow:0 0 10px rgba(125,59,224,.7);top:auto;bottom:-5px}
.art-spark{
  position:absolute;display:grid;place-items:center;width:51px;height:51px;border-radius:14px;
  color:#fff;font-size:1.5rem;font-weight:700;
  box-shadow:0 12px 24px rgba(67,66,147,.22);
}
.spark-one{right:6%;top:14%;background:linear-gradient(130deg,#8b4aea,#a44de9);transform:rotate(12deg);animation:float-y 6s ease-in-out infinite}
.spark-two{left:8%;bottom:20%;background:linear-gradient(130deg,#32c4bd,#348ecc);transform:rotate(-13deg);animation:float-y 7s -2.5s ease-in-out infinite}
.phone{
  position:relative;z-index:2;width:292px;height:590px;
  background:#111;border:9px solid #141a22;border-radius:43px;
  box-shadow:
    0 40px 90px rgba(41,52,87,.3),
    0 0 0 2px #d3d8e4,
    0 0 70px rgba(125,59,224,.14);
  overflow:hidden;transform:rotate(6deg);
  animation:phone-drift 9s ease-in-out infinite;
}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top}
.voice-card{
  position:absolute;z-index:3;left:-2%;bottom:89px;
  display:flex;align-items:center;gap:12px;padding:14px 17px;
  background:rgba(255,255,255,.92);color:var(--ink);border-radius:18px;
  border:1px solid rgba(255,255,255,.6);
  box-shadow:0 22px 50px rgba(53,66,100,.22);
  backdrop-filter:blur(12px);
  transform:rotate(-5deg);
  animation:float-y 8s -1.5s ease-in-out infinite;
}
.voice-icon{width:39px;height:39px;border-radius:12px;display:grid;place-items:center;background:#efeaff}
.voice-card strong,.voice-card span{display:block}
.voice-card strong{font-size:.82rem}
.voice-card span{font-size:.68rem;color:#6d7773;margin-top:3px}
.voice-wave{display:flex;gap:3px;align-items:center;height:27px;margin-left:10px}
.voice-wave i{display:block;width:3px;height:8px;background:#8a4cde;border-radius:4px;animation:wave-bounce 1.1s ease-in-out infinite}
.voice-wave i:nth-child(2){height:17px;animation-delay:.12s}
.voice-wave i:nth-child(3){height:25px;animation-delay:.24s}
.voice-wave i:nth-child(4){height:17px;animation-delay:.36s}
.voice-wave i:nth-child(5){animation-delay:.48s}
.concept-label{position:absolute;bottom:6px;right:6%;font-size:.7rem;color:#9aa0ab;letter-spacing:.06em}

/* ---------- Intro strip ---------- */
.intro-strip{background:var(--grad);background-size:160% 100%;color:#fff;position:relative;overflow:hidden;animation:grad-pan 12s ease-in-out infinite alternate}
.intro-strip::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.14) 48%,transparent 62%);
  animation:sheen 6s ease-in-out infinite;
}
.strip-inner{position:relative;z-index:1;min-height:80px;display:flex;align-items:center;justify-content:center;gap:36px}
.strip-inner p{margin:0;font-weight:800}
.strip-inner p:first-child{letter-spacing:.19em;font-size:.72rem}
.strip-inner p:last-child{font-size:1.02rem}
.strip-inner span:not(.strip-divider){margin-left:16px}
.strip-divider{height:26px;width:1px;background:rgba(255,255,255,.35)}

/* ---------- Sections ---------- */
.section{padding:116px 0}
.section-light{background:var(--paper)}
.section-heading{max-width:690px}
.section-heading h2{margin-bottom:20px}
.section-heading>p:last-child{font-size:1.07rem;line-height:1.72;color:#6f7480;max-width:600px}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:56px}
.step{
  position:relative;padding:27px 28px 30px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  min-height:423px;box-shadow:0 7px 24px rgba(35,45,80,.05);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  overflow:hidden;
}
.step::before{
  content:'';position:absolute;inset:0 0 auto;height:3px;border-radius:3px 3px 0 0;
  background:var(--grad);opacity:0;transition:opacity .3s ease;
}
.step:hover{transform:translateY(-6px);box-shadow:0 26px 55px rgba(60,60,130,.14);border-color:#d8dcec}
.step:hover::before{opacity:1}
.step-number{font-weight:800;color:#6953b6;font-size:.68rem;letter-spacing:.18em}
.step-visual{height:164px;border-radius:17px;margin:24px 0 30px;overflow:hidden}
.visual-voice{background:linear-gradient(130deg,#268fe5,#5c5cdb 63%,#8b42da);color:#fff;padding:25px 24px;position:relative}
.visual-voice .quote-mark{font-family:Georgia,serif;font-size:4rem;color:#fff;height:30px;line-height:1;opacity:.9}
.visual-voice p{font-weight:700;font-size:1.14rem;margin:22px 0}
.wave-lines{position:absolute;right:22px;bottom:24px;display:flex;align-items:center;gap:4px;height:20px}
.wave-lines i{width:3px;height:7px;background:#fff;border-radius:3px;animation:wave-bounce 1.2s ease-in-out infinite}
.wave-lines i:nth-child(2){height:13px;animation-delay:.1s}
.wave-lines i:nth-child(3){height:18px;animation-delay:.2s}
.wave-lines i:nth-child(4){height:11px;animation-delay:.3s}
.wave-lines i:nth-child(5){height:18px;animation-delay:.4s}
.wave-lines i:nth-child(6){height:13px;animation-delay:.5s}
.wave-lines i:nth-child(7){animation-delay:.6s}
.visual-track{background:#f1f6ff;padding:27px}
.track-line{background:#fff;padding:15px;display:flex;align-items:center;gap:11px;border-radius:12px;box-shadow:0 8px 20px rgba(60,80,160,.07);font-size:.75rem;font-weight:800}
.track-dot{width:25px;height:25px;border-radius:50%;background:linear-gradient(130deg,#3e9cec,#8950dc)}
.track-line b{margin-left:auto;color:#23935c}
.track-bars{display:flex;align-items:end;justify-content:space-between;height:40px;padding:0 18px;margin-top:19px}
.track-bars i{display:block;width:16%;background:#d9ddec;border-radius:5px 5px 0 0;height:50%;transform-origin:bottom;animation:bar-grow .9s ease-out both}
.track-bars i:nth-child(2){height:85%;animation-delay:.1s}
.track-bars i:nth-child(3){height:35%;animation-delay:.2s}
.track-bars i:nth-child(4){height:70%;background:#7b66e5;animation-delay:.3s}
.track-bars i:nth-child(5){height:59%;animation-delay:.4s}
.visual-understand{display:flex;align-items:center;gap:19px;padding:24px;background:#f5f2ff}
.donut{
  width:105px;height:105px;flex:none;border-radius:50%;position:relative;
  background:conic-gradient(#5b90ea 0 42%,#8545d8 42% 72%,#66c9d4 72% 100%);
  animation:donut-spin 14s linear infinite;
  box-shadow:0 10px 26px rgba(90,70,180,.18);
}
.donut:after{content:'';position:absolute;inset:24px;background:#f5f2ff;border-radius:50%}
.visual-understand span,.visual-understand strong,.visual-understand small{display:block}
.visual-understand span{font-size:.53rem;letter-spacing:.15em;font-weight:800;color:#745da8}
.visual-understand strong{font-size:1.22rem;margin:6px 0}
.visual-understand small{font-size:.65rem;color:#8a8296}
.step h3{margin-bottom:11px}
.step>p{color:#6c7470;line-height:1.65;font-size:.94rem;margin-bottom:0}

/* ---------- Why section ---------- */
.section-dark{
  position:relative;
  background:
    radial-gradient(900px 500px at 85% 0%,rgba(125,59,224,.28),transparent 60%),
    radial-gradient(700px 500px at 0% 100%,rgba(46,142,240,.18),transparent 55%),
    #141824;
  color:#fff;
}
.section-dark .eyebrow{color:#a78bfa}
.section-dark .eyebrow-line{background:linear-gradient(90deg,#5ea8ff,#a78bfa)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}
.why-grid h2{margin:0}
.gold-dot{background:var(--grad);background-clip:text;-webkit-background-clip:text;color:transparent}
.why-copy>p{font-size:1.1rem;line-height:1.78;color:#a9b1c6;margin:8px 0 30px}
.why-list>div{
  display:grid;grid-template-columns:52px 1fr;column-gap:8px;
  padding:19px 0;border-top:1px solid rgba(255,255,255,.12);
  transition:padding-left .25s ease;
}
.why-list>div:hover{padding-left:8px}
.why-list span{
  grid-row:span 2;font-weight:800;font-size:.74rem;
  background:var(--grad);background-clip:text;-webkit-background-clip:text;color:transparent;
}
.why-list strong{font-weight:800;font-size:1.08rem}
.why-list p{margin:6px 0 0;color:#8b93a8;font-size:.9rem;line-height:1.6}

/* ---------- Download ---------- */
.download-section{position:relative;background:linear-gradient(115deg,#fdfcff,#f5f8ff 72%,#f9f3ff);overflow:hidden}
.download-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
.download-grid h2{margin-bottom:16px}
.download-grid>div:first-child>p:not(.eyebrow):not(.store-status){color:#737987;line-height:1.7;font-size:1.06rem;max-width:480px}
.download-buttons{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.store-button{
  display:flex;align-items:center;gap:11px;min-width:168px;padding:10px 17px;
  background:#171a26;border-radius:14px;color:#fff;text-decoration:none;
  box-shadow:0 12px 28px rgba(23,26,38,.22);
  transition:transform .2s,box-shadow .25s;
}
.store-button:hover:not([aria-disabled=true]){transform:translateY(-2px);box-shadow:0 18px 38px rgba(23,26,38,.3)}
.store-button[aria-disabled=true]{opacity:.58;cursor:not-allowed;box-shadow:none}
.store-symbol{font-size:1.5rem}
.play-symbol{font-size:1.25rem}
.store-button small,.store-button strong{display:block}
.store-button small{font-size:.6rem;letter-spacing:.03em}
.store-button strong{font-size:1rem}
.store-status{color:#72786e;font-size:.8rem;margin-top:13px}
.download-mark{height:390px;display:grid;place-items:center;position:relative}
.download-mark span{
  font-weight:800;font-size:13rem;color:#fff;line-height:1;z-index:2;transform:rotate(-7deg);
  text-shadow:0 8px 30px rgba(40,40,90,.3);
}
.download-mark i{
  position:absolute;width:330px;height:330px;border-radius:50%;
  background:var(--grad);
  box-shadow:0 0 0 33px rgba(80,113,226,.09),0 0 0 75px rgba(108,79,221,.055);
  animation:ring-pulse 4.5s ease-in-out infinite;
}

/* ---------- Footer: divided bands ---------- */
.site-footer{--footer-bg:#0e1017;--footer-text:#eef3fb;--footer-muted:#b1bdd0;--footer-border:#303343;--footer-link:#bba6ff;--footer-accent:var(--grad);--footer-heading:inherit;--footer-mono:inherit}

.site-footer{position:relative;padding-block:24px;color:var(--footer-text);background:var(--footer-bg);font-size:13px;line-height:1.6}
.site-footer::before{content:"";position:absolute;top:0;inset-inline:0;height:2px;background:var(--footer-accent)}
.site-footer a{color:inherit;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.site-footer a:hover{color:var(--footer-link);text-decoration:underline;text-underline-offset:4px}
.site-footer a:focus-visible{outline:2px solid var(--footer-link);outline-offset:4px;border-radius:2px}
.footer-brand-row{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:14px}
.footer-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-width:0}
.footer-brand .footer-studio{gap:9px;font-family:var(--footer-heading);font-size:19px;font-weight:600;letter-spacing:-.3px}
.footer-studio img{width:34px;height:34px;object-fit:contain}
.footer-from{color:var(--footer-muted);font-size:12px}
.footer-eyebrow{flex-basis:100%;font-family:var(--footer-mono);font-size:9px;line-height:1.5;letter-spacing:1px;color:var(--footer-muted)}
.footer-product img{width:116px;height:auto;object-fit:contain}
.footer-product+.footer-from{border-left:1px solid var(--footer-border);margin-left:8px;padding-left:20px}
.footer-brand:has(.footer-product) .footer-studio{font-size:14px;font-weight:500;letter-spacing:0}
.footer-brand:has(.footer-product) .footer-studio img{width:26px;height:26px}
.footer-links{display:flex;align-items:center;flex-wrap:wrap;gap:0 24px;color:var(--footer-muted);font-size:12px}
.footer-legal{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) auto;align-items:start;gap:30px;padding-top:16px;border-top:1px solid var(--footer-border)}
.site-footer .footer-identity{margin:0;font-size:12px;color:var(--footer-muted)}
.footer-identity strong{display:block;color:var(--footer-text);font-size:13px;font-weight:600;line-height:1.6;letter-spacing:.1px}
.footer-details{margin:0;font-style:normal;color:var(--footer-muted);font-size:12px;line-height:1.7;min-width:0}
.footer-fact{display:flex;align-items:flex-start;gap:9px}
.footer-fact+.footer-fact{margin-top:7px}
.footer-fact svg{width:16px;height:16px;flex:none;margin-top:2px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;color:var(--footer-link)}
.footer-meta{display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between;align-self:stretch;gap:8px;white-space:nowrap;font-size:11px}
.site-footer .footer-meta p{margin:0;color:var(--footer-muted);font-size:11px;line-height:1.6}
@media(max-width:900px){
 .footer-brand-row{align-items:flex-start;flex-direction:column;gap:8px}
 .footer-legal{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:16px 28px}
 .footer-meta{grid-column:1/-1;flex-direction:row;align-items:center}
}
@media(max-width:540px){
 .site-footer{padding-block:22px}
 .footer-links{gap:0 23px}
 .footer-legal{grid-template-columns:minmax(0,1fr);gap:18px;padding-top:18px}
 .footer-identity strong{margin-top:4px}
 .footer-details{font-size:13px}
 .footer-meta{grid-column:auto;flex-direction:column;align-items:flex-start;gap:8px}
 .footer-product+.footer-from{margin-left:auto;padding-left:16px}
}

/* ---------- Interior pages ---------- */
.interior-header{position:relative;background:rgba(251,251,253,.9)}
.interior-header .nav-wrap{min-height:84px}
.interior-main{min-height:70vh}
.interior-hero{padding:79px 0 48px;background:linear-gradient(115deg,#f8fbff,#f5f2ff)}
.interior-hero h1{font-size:clamp(2.7rem,5vw,4.7rem);max-width:800px;margin-bottom:15px}
.interior-hero p:last-child{color:#69716b;font-size:1.06rem;line-height:1.65;max-width:650px}
.article-shell{width:min(calc(100% - 48px),820px);margin:0 auto;padding:64px 0 100px}
.article-shell h2{font-size:1.6rem;margin:42px 0 12px}
.article-shell h2:first-child{margin-top:0}
.article-shell p,.article-shell li{font-size:1.02rem;line-height:1.78;color:#47504c}
.article-shell ul{padding-left:23px}
.article-shell a{color:#6043af;text-underline-offset:3px}
.review-banner{border-left:4px solid #ca9c00;background:#fff6cf;padding:18px 20px;border-radius:0 12px 12px 0;margin-bottom:32px}
.review-banner strong{display:block;font-size:.93rem}
.review-banner p{font-size:.86rem;margin:6px 0 0;line-height:1.5}
.info-card{padding:24px 28px;background:#fff;border:1px solid var(--line);border-radius:18px;margin-top:26px;box-shadow:0 10px 30px rgba(60,60,120,.06)}
.info-card h2{margin-top:0}
.info-card p:last-child{margin-bottom:0}
.contact-link{display:inline-flex;padding:14px 20px;background:var(--grad);border-radius:100px;font-weight:800;text-decoration:none;color:#fff!important;box-shadow:0 10px 25px rgba(93,79,204,.25)}
.legal-note{font-size:.85rem!important;color:#707771!important}

/* ---------- Motion ---------- */
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes float-y{0%,100%{margin-top:0}50%{margin-top:-12px}}
@keyframes phone-drift{0%,100%{transform:rotate(6deg) translateY(0)}50%{transform:rotate(6deg) translateY(-10px)}}
@keyframes wave-bounce{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(1.25)}}
@keyframes bar-grow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
@keyframes donut-spin{to{transform:rotate(360deg)}}
@keyframes orbit-spin{from{transform:translate(-50%,-50%) rotate(0)}to{transform:translate(-50%,-50%) rotate(360deg)}}
@keyframes ring-pulse{0%,100%{box-shadow:0 0 0 33px rgba(80,113,226,.09),0 0 0 75px rgba(108,79,221,.055)}50%{box-shadow:0 0 0 40px rgba(80,113,226,.12),0 0 0 90px rgba(108,79,221,.07)}}
@keyframes blob-drift{from{transform:translate(0,0)}to{transform:translate(-40px,40px)}}
@keyframes grad-pan{from{background-position:0% 50%}to{background-position:100% 50%}}
@keyframes sheen{0%{transform:translateX(-60%)}60%,100%{transform:translateX(60%)}}

/* ---------- Responsive ---------- */
@media(max-width:1050px){
  .hero-grid{grid-template-columns:1fr .83fr}
  .phone{width:260px;height:530px}
  .hero h1{font-size:clamp(3rem,5vw,4.5rem)}
  .voice-card{left:-10%;bottom:98px}
  .art-orbit{width:500px;height:500px}
  .orbit-two{width:390px;height:390px}
  .why-grid{gap:42px}
}
@media(max-width:760px){
  .shell{width:min(calc(100% - 36px),var(--shell))}
  .nav-wrap{min-height:75px}
  .brand img{width:130px}
  .brand-group{gap:11px}
  .brand-divider{height:27px}
  .ifi-brand img{width:34px;height:34px}
  .ifi-brand span{font-size:.9rem}
  .menu-toggle{display:flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;background:transparent;border:1px solid var(--line-strong);border-radius:9px;width:43px;height:40px;color:var(--ink);cursor:pointer}
  .menu-toggle span{width:19px;height:2px;background:#373a44}
  .primary-nav{display:none;position:absolute;top:68px;left:18px;right:18px;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:16px;padding:20px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 24px 40px rgba(34,44,78,.16)}
  .primary-nav.is-open{display:flex}
  .primary-nav a{padding:12px 7px;color:#353942}
  .primary-nav a:not(.nav-cta)::after{display:none}
  .primary-nav .nav-cta{margin-top:10px;text-align:center;color:#5d42b4}
  .hero-grid{display:block;min-height:0;padding-top:0}
  .hero-copy{padding:62px 0 20px}
  .hero h1{font-size:clamp(3rem,10vw,4.7rem)}
  .hero-lede{font-size:1.03rem}
  .hero-note{margin-top:28px}
  .hero-art{height:575px}
  .maker-pill{margin-bottom:26px}
  .phone{width:252px;height:515px}
  .voice-card{left:1%;bottom:57px}
  .concept-label{bottom:4px}
  .strip-inner{gap:20px;min-height:68px}
  .intro-strip{min-height:68px}
  .strip-inner p:last-child{font-size:.84rem}
  .section{padding:78px 0}
  .steps{grid-template-columns:1fr;gap:16px;margin-top:38px}
  .step{min-height:0}
  .step-visual{height:155px}
  .why-grid{grid-template-columns:1fr;gap:35px}
  .download-grid{grid-template-columns:1fr}
  .download-mark{height:260px}
  .download-mark i{width:240px;height:240px}
  .download-mark span{font-size:9rem}
  .interior-hero{padding:65px 0 35px}
  .article-shell{width:min(calc(100% - 36px),820px);padding:46px 0 75px}
}
@media(max-width:460px){
  .brand-group{gap:8px}
  .brand img{width:112px}
  .ifi-brand img{width:30px;height:30px}
  .ifi-brand span{display:none}
  .hero-actions{align-items:stretch;gap:21px}
  .hero-actions .button{width:100%}
  .hero-art{height:495px}
  .phone{width:216px;height:443px;border-width:7px;border-radius:33px}
  .voice-card{left:0;bottom:36px;padding:10px 12px;max-width:260px}
  .voice-wave{display:none}
  .voice-card span{max-width:150px}
  .art-orbit{width:390px;height:390px}
  .orbit-two{width:300px;height:300px}
  .art-spark{width:39px;height:39px;font-size:1.1rem}
  .hero h1{font-size:clamp(2.8rem,10vw,4.7rem)}
  .maker-pill{font-size:.61rem;letter-spacing:.1em}
  .strip-inner{justify-content:start;gap:14px}
  .strip-inner p:first-child{font-size:.58rem}
  .strip-inner p:last-child{font-size:.76rem}
  .strip-inner span:not(.strip-divider){margin-left:3px}
  .step{padding:22px}
  .section-heading h2,.why-grid h2,.download-grid h2{font-size:2.5rem}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{transition:none!important;animation:none!important}
}