:root{
  --blue:#2563EB;--blue-2:#1D4ED8;--blue-soft:#EFF6FF;--navy:#0F172A;
  --slate:#475569;--muted:#64748B;--bg:#F8FAFC;--surface:#FFFFFF;
  --line:#E5E7EB;--green:#10B981;--orange:#F59E0B;--purple:#7C3AED;
  --shadow:0 18px 50px rgba(15,23,42,.08);--radius:24px;
  color-scheme:light dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--navy);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:none}
.container{width:min(1180px,calc(100% - 36px));margin-inline:auto}

/* Header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,231,235,.92)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--navy);font-size:1.28rem;font-weight:800;letter-spacing:-.02em}
.brand-grid{display:grid;grid-template-columns:repeat(2,18px);grid-template-rows:repeat(2,18px);gap:4px}
.brand-grid i{display:block;border-radius:6px}
.brand-grid i:nth-child(1){background:linear-gradient(145deg,#2563EB,#1D4ED8)}
.brand-grid i:nth-child(2){background:linear-gradient(145deg,#2563EB,#60A5FA)}
.brand-grid i:nth-child(3){background:linear-gradient(145deg,#1D4ED8,#2563EB)}
.brand-grid i:nth-child(4){background:linear-gradient(145deg,#2563EB,#10B981)}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav-links a{padding:10px 13px;border-radius:12px;color:var(--navy);font-weight:650;font-size:.95rem}
.nav-links a:hover,.nav-links a[aria-current="page"]{background:var(--blue-soft);color:var(--blue)}
.support-btn{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff!important;padding-inline:18px!important;box-shadow:0 10px 26px rgba(37,99,235,.22)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:78px 0 66px;background:linear-gradient(180deg,#fff 0%,#F8FAFC 100%);border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;right:-10%;top:-20%;width:720px;height:720px;border-radius:50%;background:radial-gradient(circle,rgba(96,165,250,.22) 0%,rgba(96,165,250,.07) 38%,transparent 70%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border-radius:999px;background:var(--blue-soft);color:var(--blue);font-size:.85rem;font-weight:750}
.dot{width:7px;height:7px;border-radius:50%;background:var(--blue)}
.hero h1{font-size:clamp(3rem,5.35vw,5.3rem);line-height:1.04;letter-spacing:-.052em;margin:18px 0 20px;max-width:720px}
.hero p{max-width:690px;margin:0;color:var(--slate);font-size:clamp(1.04rem,1.5vw,1.18rem)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 20px;border-radius:13px;font-weight:760;border:1px solid var(--line);transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;border-color:transparent;box-shadow:0 12px 28px rgba(37,99,235,.22)}
.btn-secondary{background:#fff;color:var(--navy)}
.platforms{display:flex;gap:22px;flex-wrap:wrap;margin-top:40px;color:var(--slate);font-size:.94rem;font-weight:650}
.platform{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.platform svg{width:20px;height:20px;display:block;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.platform.apple svg{fill:currentColor;stroke:none;width:19px;height:19px}

.hero-visual{display:flex;align-items:center;justify-content:center;min-height:430px}
.visual-stage{position:relative;width:min(100%,470px);aspect-ratio:1/1;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,rgba(219,234,254,.92) 0%,rgba(219,234,254,.28) 50%,transparent 72%)}
.visual-stage::before,.visual-stage::after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(37,99,235,.11)}
.visual-stage::before{inset:7%}.visual-stage::after{inset:16%}
.visual-dots{position:absolute;inset:17%;opacity:.7;background-image:radial-gradient(rgba(37,99,235,.34) 1.35px,transparent 1.35px);background-size:16px 16px;border-radius:50%}
.tile-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(2,132px);gap:20px}
.app-tile{width:132px;height:132px;border-radius:30px;display:grid;place-items:center;box-shadow:0 24px 50px rgba(15,23,42,.14);transition:transform .22s ease,box-shadow .22s ease}
.app-tile:hover{transform:translateY(-4px);box-shadow:0 30px 62px rgba(15,23,42,.18)}
.app-tile svg{width:72px;height:72px}
.app-tile.blue{background:linear-gradient(145deg,#3980FF,#1555E8)}
.app-tile.green{background:linear-gradient(145deg,#51DCA5,#10B981)}
.app-tile.purple{background:linear-gradient(145deg,#8B5CF6,#6D28D9)}
.app-tile.orange{background:linear-gradient(145deg,#FFB020,#F59E0B)}

/* Content */
section.content-section{padding:74px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}
.section-head h2{font-size:clamp(2rem,4vw,3.15rem);letter-spacing:-.04em;margin:0}
.section-head p{max-width:650px;color:var(--slate);margin:0}
.app-showcase{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:stretch}
.app-card{background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:var(--shadow)}
.app-card-top{display:flex;align-items:center;gap:18px;margin-bottom:18px}
.copy-icon{width:82px;height:82px;border-radius:24px;background:linear-gradient(145deg,#3980FF,#1555E8);display:grid;place-items:center;box-shadow:0 14px 30px rgba(37,99,235,.24);flex:0 0 auto}
.copy-icon svg{width:50px;height:50px}
.app-card h2{margin:0 0 4px;font-size:1.65rem}
.app-card p{margin:0;color:var(--slate)}
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
.feature{padding:18px;border-radius:16px;background:#F8FAFC;border:1px solid var(--line)}
.feature b{display:block;margin-bottom:4px}.feature span{color:var(--slate);font-size:.94rem}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.card h3{margin:12px 0 8px;font-size:1.12rem}.card p{margin:0;color:var(--slate)}
.icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}
.icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* Inner pages */
.page-hero{padding:58px 0 38px;background:linear-gradient(180deg,#fff,#F8FAFC);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.4rem,5vw,4.3rem);letter-spacing:-.045em;margin:0 0 8px}.page-hero p{color:var(--slate);margin:0}
main{padding:56px 0 76px}
.prose{background:var(--surface);border:1px solid var(--line);border-radius:26px;padding:clamp(24px,5vw,54px);box-shadow:var(--shadow)}
.prose h2{font-size:1.35rem;margin-top:2.1em}.prose h2:first-child{margin-top:0}.prose p,.prose li{color:var(--slate)}.prose code{background:#F1F5F9;padding:2px 6px;border-radius:6px}.meta{color:var(--slate);font-size:.95rem;margin-bottom:26px}.support-box{padding:24px;border-radius:18px;background:var(--blue-soft);border:1px solid #BFDBFE}

/* Footer */
.site-footer{padding:32px 0 42px;border-top:1px solid var(--line);background:var(--surface)}
.footer-row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:12px;color:var(--navy);font-weight:750}.footer-brand .brand-grid{transform:scale(.72);transform-origin:left center}.footer-note{color:var(--slate);font-weight:500}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;color:var(--slate)}.footer-links a{color:var(--slate)}

@media(max-width:900px){
  .nav{align-items:flex-start;flex-direction:column;padding:14px 0}.hero-grid,.app-showcase{grid-template-columns:1fr}.hero{padding-top:62px}.hero-visual{min-height:390px}.grid{grid-template-columns:1fr 1fr}.section-head{align-items:flex-start;flex-direction:column}
}
@media(max-width:580px){
  .container{width:min(100% - 24px,1180px)}.nav-links{gap:2px}.nav-links a{padding:8px 9px;font-size:.9rem}.support-btn{display:none}.hero h1{font-size:clamp(2.65rem,14vw,4rem)}.tile-grid{grid-template-columns:repeat(2,102px);gap:14px}.app-tile{width:102px;height:102px;border-radius:24px}.app-tile svg{width:56px;height:56px}.hero-visual{min-height:330px}.grid,.feature-list{grid-template-columns:1fr}.platforms{gap:16px}.footer-row{align-items:flex-start;flex-direction:column}
}

@media(prefers-color-scheme:dark){
  :root{--navy:#F8FAFC;--slate:#CBD5E1;--muted:#94A3B8;--bg:#071321;--surface:#0F1B2D;--line:#233247;--blue-soft:#132A4A;--shadow:0 18px 50px rgba(0,0,0,.25)}
  body{background:var(--bg)}
  .site-header{background:rgba(7,19,33,.9);border-color:#203047}
  .nav-links a:hover,.nav-links a[aria-current="page"]{background:#EAF2FF;color:var(--blue)}
  .hero{background:linear-gradient(135deg,#071321 0%,#0B1830 52%,#102544 100%);border-color:#203047}
  .hero::before{right:-6%;top:-12%;width:640px;height:640px;background:radial-gradient(circle,rgba(96,165,250,.22) 0%,rgba(37,99,235,.08) 45%,transparent 72%)}
  .badge{background:#F8FAFC;color:var(--blue)}
  .btn-secondary{background:transparent;color:#F8FAFC;border-color:#334155}
  .visual-stage{background:radial-gradient(circle,rgba(148,163,184,.25) 0%,rgba(59,130,246,.11) 48%,transparent 72%)}
  .visual-stage::before,.visual-stage::after{border-color:rgba(147,197,253,.13)}
  .visual-dots{background-image:radial-gradient(rgba(147,197,253,.25) 1.25px,transparent 1.25px)}
  .app-card,.card,.prose,.site-footer{background:var(--surface)}
  .feature{background:#111F33}.page-hero{background:linear-gradient(180deg,#0F1B2D,#071321);border-color:#203047}
  .prose code{background:#16243A}.support-box{background:#112B4B;border-color:#244C78}
}

/* CopyNote product identity and smart downloads */
button{font:inherit}
.nav-download{border:0;cursor:pointer}
.download-hint{margin-top:14px!important;font-size:.92rem!important;color:var(--muted)!important}
.product-visual{position:relative;width:min(100%,500px);aspect-ratio:1/1;display:grid;place-items:center;isolation:isolate}
.product-glow{position:absolute;inset:4%;border-radius:50%;background:radial-gradient(circle,rgba(96,165,250,.34),rgba(37,99,235,.1) 50%,transparent 72%);filter:blur(2px);z-index:-1}
.hero-app-icon{width:58%;height:auto;border-radius:25%;box-shadow:0 34px 85px rgba(30,64,175,.28);position:relative;z-index:2}
.device-pill{position:absolute;display:flex;align-items:center;gap:8px;padding:11px 15px;border:1px solid rgba(148,163,184,.28);border-radius:16px;background:rgba(255,255,255,.86);backdrop-filter:blur(18px);box-shadow:0 16px 35px rgba(15,23,42,.11);font-weight:760;color:#0F172A;z-index:3}
.device-pill svg{width:22px;height:22px;stroke:var(--blue);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.device-mac{left:0;top:20%}.device-phone{right:0;top:12%}.device-tablet{right:4%;bottom:14%}
.copy-icon-image{width:82px;height:82px;border-radius:24px;box-shadow:0 14px 30px rgba(37,99,235,.24);flex:0 0 auto}
.card-download-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:24px}
.text-link{padding:8px 0;border:0;background:transparent;color:var(--blue);font-weight:740;cursor:pointer}
.download-section{padding:10px 0 76px}
.download-panel{display:flex;align-items:center;justify-content:space-between;gap:34px;padding:38px;border-radius:30px;background:linear-gradient(135deg,#1D4ED8,#2563EB 62%,#3B82F6);color:#fff;box-shadow:0 22px 60px rgba(37,99,235,.25)}
.download-panel h2{font-size:clamp(1.8rem,3.2vw,2.8rem);line-height:1.12;letter-spacing:-.035em;margin:8px 0}
.download-panel p{margin:0;color:rgba(255,255,255,.82);max-width:700px}
.eyebrow{font-size:.85rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:#DBEAFE}
.download-panel-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}.download-panel .btn-primary{background:#fff;color:#1D4ED8;box-shadow:none}.download-panel .btn-secondary{background:rgba(15,23,42,.15);color:#fff;border-color:rgba(255,255,255,.25)}
.download-modal[hidden]{display:none}.download-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}.modal-backdrop{position:absolute;inset:0;background:rgba(2,6,23,.62);backdrop-filter:blur(8px)}.modal-card{position:relative;width:min(100%,520px);background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:32px;box-shadow:0 35px 100px rgba(0,0,0,.3);text-align:center}.modal-close{position:absolute;right:18px;top:14px;border:0;background:transparent;color:var(--muted);font-size:2rem;line-height:1;cursor:pointer}.modal-icon{width:86px;height:86px;border-radius:23px;box-shadow:0 12px 26px rgba(37,99,235,.22)}.modal-card h2{margin:16px 0 4px;font-size:1.75rem}.modal-card>p{margin:0 0 22px;color:var(--slate)}.store-options{display:grid;gap:12px}.store-option{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:15px;border:1px solid var(--line);border-radius:17px;text-align:left;color:var(--navy);background:var(--bg);transition:transform .18s ease,border-color .18s ease}.store-option:hover{transform:translateY(-1px);border-color:#93C5FD}.store-option b,.store-option small{display:block}.store-option small{color:var(--slate);margin-top:2px}.store-device{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}.store-device svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.modal-open{overflow:hidden}

@media(max-width:900px){.download-panel{align-items:flex-start;flex-direction:column}.hero-app-icon{width:52%}.device-mac{left:5%}.device-phone{right:5%}}
@media(max-width:580px){.product-visual{max-width:360px}.hero-app-icon{width:58%}.device-pill{padding:8px 10px;font-size:.8rem}.device-pill svg{width:18px;height:18px}.device-mac{left:0}.device-phone{right:0}.device-tablet{right:2%;bottom:10%}.download-panel{padding:26px}.download-panel-actions{width:100%}.download-panel-actions .btn{width:100%}.modal-card{padding:28px 18px 20px}.store-option{gap:10px;padding:13px}}

@media(prefers-color-scheme:dark){
  .device-pill{background:rgba(15,27,45,.88);color:#F8FAFC;border-color:#334155;box-shadow:0 16px 35px rgba(0,0,0,.28)}
  .product-glow{background:radial-gradient(circle,rgba(96,165,250,.3),rgba(37,99,235,.11) 50%,transparent 72%)}
  .store-option{background:#0B1728}
}

/* Homepage app directory */
.app-tile img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}
.homepage-eyebrow{color:var(--blue);display:block;margin-bottom:8px}
.app-directory{display:grid;gap:18px}
.app-directory-card{display:flex;align-items:center;justify-content:space-between;gap:24px;background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:22px 24px;box-shadow:var(--shadow)}
.app-directory-main{display:flex;align-items:center;gap:18px}.app-directory-main h3{font-size:1.45rem;margin:0 0 2px}.app-directory-main p{margin:0;color:var(--slate)}
@media(max-width:580px){.app-directory-card{align-items:flex-start;flex-direction:column}.app-directory-card .btn{width:100%}}

/* Final CopyNote verification page */
.product-page-main{padding:0}
.official-product-hero{padding:76px 0 70px;background:linear-gradient(135deg,#F8FBFF 0%,#EEF5FF 48%,#F8FAFC 100%);border-bottom:1px solid var(--line)}
.product-hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(310px,.65fr);gap:54px;align-items:center}
.product-breadcrumb{display:flex;align-items:center;gap:9px;margin-bottom:18px;color:var(--muted);font-size:.94rem}.product-breadcrumb strong{color:var(--navy)}
.official-label{display:inline-flex;align-items:center;gap:9px;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid #DBEAFE;color:#1D4ED8;font-size:.86rem;font-weight:800;box-shadow:0 8px 24px rgba(37,99,235,.08)}
.official-dot{width:8px;height:8px;border-radius:50%;background:#10B981;box-shadow:0 0 0 4px rgba(16,185,129,.12)}
.product-copy h1{margin:20px 0 10px;font-size:clamp(4rem,9vw,7rem);line-height:.95;letter-spacing:-.065em;color:var(--navy)}
.product-lead{max-width:800px;margin:0;font-size:clamp(1.15rem,2vw,1.42rem);line-height:1.65;color:var(--slate)}
.product-developer{margin:16px 0 0;color:var(--muted)}
.store-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.store-badge{min-width:235px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:14px 16px;border-radius:17px;background:#0F172A;color:#fff;border:1px solid #0F172A;box-shadow:0 12px 28px rgba(15,23,42,.16);transition:transform .18s ease,box-shadow .18s ease}
.store-badge:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(15,23,42,.2)}
.store-badge small,.store-badge b{display:block}.store-badge small{font-size:.72rem;color:#CBD5E1}.store-badge b{font-size:1.03rem}.store-badge-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:rgba(255,255,255,.1)}.store-badge-icon svg{width:23px;height:23px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.product-policy-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:24px}.product-policy-links a{font-weight:700;color:#1D4ED8}.product-policy-links a::after{content:" ↗";font-size:.8em}
.identity-card{background:rgba(255,255,255,.9);border:1px solid #DDE7F4;border-radius:32px;padding:34px;box-shadow:0 24px 70px rgba(15,23,42,.11);text-align:center;backdrop-filter:blur(18px)}
.identity-icon-wrap{width:min(220px,72%);margin:0 auto 20px}.identity-icon-wrap img{display:block;width:100%;height:auto;border-radius:26%;box-shadow:0 26px 60px rgba(30,64,175,.24)}
.identity-card h2{margin:0;font-size:2.2rem;letter-spacing:-.04em}.identity-card>p{margin:2px 0 24px;color:var(--muted)}
.identity-facts{margin:0;display:grid;gap:0;text-align:left;border-top:1px solid var(--line)}.identity-facts div{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--line)}.identity-facts dt{color:var(--muted)}.identity-facts dd{margin:0;font-weight:750;color:var(--navy);text-align:right}
.narrow-product-container{width:min(960px,calc(100% - 36px))}
.section-intro-centered{text-align:center;max-width:820px;margin:0 auto 38px}.section-intro-centered h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.12;letter-spacing:-.045em;margin:6px 0 16px}.section-intro-centered p{font-size:1.08rem;color:var(--slate);margin:0}
.purpose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.purpose-card{background:var(--surface);border:1px solid var(--line);border-radius:23px;padding:26px;box-shadow:var(--shadow)}.purpose-number{font-size:.78rem;font-weight:850;letter-spacing:.08em;color:var(--blue);margin-bottom:20px}.purpose-card h3{margin:0 0 8px}.purpose-card p{margin:0;color:var(--slate)}
.sync-explainer{padding-top:10px}.sync-panel{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:52px;padding:48px;border-radius:32px;background:linear-gradient(135deg,#0F172A,#162A4A);color:#fff;box-shadow:0 24px 70px rgba(15,23,42,.2)}.sync-copy h2{font-size:clamp(2rem,4vw,3rem);line-height:1.14;letter-spacing:-.04em;margin:8px 0 14px}.sync-copy>p{color:#CBD5E1;margin:0}.sync-copy code{background:rgba(255,255,255,.11);padding:2px 6px;border-radius:6px;color:#fff}.check-list{margin:22px 0 20px;padding:0;list-style:none;display:grid;gap:10px}.check-list li{position:relative;padding-left:28px;color:#E2E8F0}.check-list li::before{content:"✓";position:absolute;left:0;top:0;color:#6EE7B7;font-weight:900}.inline-policy-link{font-weight:800;color:#93C5FD}
.sync-visual{display:grid;justify-items:center;gap:18px}.sync-device,.sync-cloud{width:min(100%,250px);display:flex;align-items:center;justify-content:center;gap:12px;padding:18px;border-radius:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);font-weight:800}.sync-device svg,.sync-cloud svg{width:30px;height:30px;stroke:#93C5FD;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.sync-line{display:flex;gap:8px}.sync-line span{width:8px;height:8px;border-radius:50%;background:#60A5FA}.sync-line span:nth-child(2){opacity:.65}.sync-line span:nth-child(3){opacity:.35}

@media(max-width:900px){.product-hero-grid,.sync-panel{grid-template-columns:1fr}.identity-card{max-width:520px}.purpose-grid{grid-template-columns:1fr}.sync-visual{grid-template-columns:1fr auto 1fr;align-items:center}.sync-line{transform:rotate(-90deg)}}
@media(max-width:580px){.official-product-hero{padding:52px 0}.product-copy h1{font-size:3.8rem}.store-badge{width:100%;min-width:0}.identity-card{padding:24px}.sync-panel{padding:28px}.sync-visual{grid-template-columns:1fr}.sync-line{transform:none}.product-policy-links{gap:12px}.product-policy-links a{font-size:.92rem}}
@media(prefers-color-scheme:dark){.official-product-hero{background:linear-gradient(135deg,#071321 0%,#0B1830 56%,#102544 100%)}.official-label{background:#0F1B2D;border-color:#28405F}.identity-card{background:rgba(15,27,45,.9);border-color:#2B3E58}.store-badge{background:#F8FAFC;color:#0F172A;border-color:#F8FAFC}.store-badge small{color:#475569}.store-badge-icon{background:#E2E8F0}.store-badge-icon svg{stroke:#0F172A}}

/* v4 deployment safeguards */
.product-page-main img{max-width:100%;height:auto}
.official-product-hero .identity-icon-wrap{overflow:hidden}
.official-product-hero .identity-icon-wrap img{aspect-ratio:1/1;object-fit:cover}
.app-tile.purple svg{width:64%;height:64%;overflow:visible}