:root{--paper:#f6efe2;--card:#fbf7ef;--ink:#2f251c;--soft:#76665a;--teal:#0a9aa8;--line:#ddcfb6;--shadow:rgba(70,45,20,.22)}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font:19px/1.62 "Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
 background-image:radial-gradient(rgba(120,90,50,.055) 1px,transparent 1px);background-size:4px 4px;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
.sans{font-family:system-ui,-apple-system,"Segoe UI",sans-serif}
.wrap{max-width:1160px;margin:0 auto;padding:0 32px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:var(--card);padding:8px 12px}

/* navigation */
nav.top{display:flex;justify-content:space-between;align-items:center;padding:26px 0;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-size:25px;text-decoration:none}
.logo img{width:40px;height:40px}.logo em{font-style:normal;color:var(--teal)}
nav.top .links{display:flex;align-items:center;gap:24px;font:15px system-ui,-apple-system,sans-serif}
nav.top .links a{color:var(--soft);text-decoration:none}
nav.top .links a:hover{color:var(--ink)}
.lang{position:relative}
.lang summary{list-style:none;cursor:pointer;color:var(--soft)}
.lang summary::-webkit-details-marker{display:none}
.lang ul{position:absolute;right:0;top:28px;list-style:none;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px 0;box-shadow:0 12px 30px var(--shadow);z-index:5;min-width:140px}
.lang li a{display:block;padding:6px 16px}
.lang li a[aria-current]{color:var(--teal)}

/* hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:30px;align-items:center;padding:24px 0 70px}
.kicker{font:600 12.5px/1.4 system-ui,-apple-system,sans-serif;letter-spacing:3px;text-transform:uppercase;color:var(--teal)}
h1{font-size:74px;line-height:1.02;font-weight:400;margin:18px 0 24px;letter-spacing:-1.2px}
h1 em{color:var(--teal)}
.lead{font-size:21px;color:var(--soft);max-width:29em}
.cta{display:flex;align-items:center;gap:20px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;gap:10px;align-items:center;background:var(--ink);color:var(--paper);padding:15px 26px;border-radius:14px;font:600 16px system-ui,-apple-system,sans-serif;text-decoration:none;box-shadow:0 8px 20px rgba(47,37,28,.18)}
.cta small{font:14px system-ui,-apple-system,sans-serif;color:var(--soft)}
.stage{position:relative;height:640px}
.phone{border-radius:44px;padding:9px;background:#1d1916;box-shadow:0 34px 60px var(--shadow),0 4px 10px rgba(70,45,20,.14)}
.phone img{border-radius:36px;width:100%}
.stage .phone{position:absolute;width:268px}
.stage .p1{left:10px;top:20px;transform:rotate(-7deg)}
.stage .p2{left:236px;top:60px;transform:rotate(5deg)}
.stage .cat{position:absolute;width:230px;left:150px;bottom:-34px;filter:drop-shadow(0 16px 20px var(--shadow))}

/* contents */
.toc{max-width:720px;margin:0 auto 100px}
.toc h2{text-align:center;font:400 15px system-ui,-apple-system,sans-serif;letter-spacing:5px;text-transform:uppercase;color:var(--soft);margin-bottom:22px}
.toc ol{list-style:none}
.toc a{display:flex;align-items:baseline;gap:10px;text-decoration:none;padding:9px 0;font-size:22px}
.toc a::after{content:"";order:2;flex:1;border-bottom:2px dotted var(--line);transform:translateY(-6px)}
.toc a b{order:3;font-weight:400;color:var(--teal)}
.toc a:hover{color:var(--teal)}
.orn{text-align:center;color:#b9a68a;font-size:24px;letter-spacing:22px;margin:0 0 90px}

/* chapters */
.chapter{display:grid;grid-template-columns:1fr 330px;gap:80px;align-items:center;max-width:1020px;margin:0 auto 130px}
.chapter.flip{grid-template-columns:330px 1fr}
.chapter.flip .shots{order:-1}
.num{font:600 12.5px system-ui,-apple-system,sans-serif;letter-spacing:3px;color:var(--teal);text-transform:uppercase}
.chapter h2,.wide h2{font-weight:400;font-size:46px;line-height:1.08;margin:10px 0 22px;letter-spacing:-.5px}
.chapter p{margin-bottom:14px}
.chapter p.first::first-letter{float:left;font-size:84px;line-height:.78;padding:8px 12px 0 0;color:var(--teal)}
.margin{font-style:italic;color:var(--soft);font-size:17px;border-left:2px solid var(--line);padding-left:16px;margin-top:20px}
.shots{position:relative}
.shots .phone{width:300px;transform:rotate(2deg)}
.chapter.flip .shots .phone{transform:rotate(-2deg)}
.shots.pair{height:620px}
.shots.pair .phone{position:absolute;width:250px}
.shots.pair .a{left:-20px;top:0;transform:rotate(-5deg)}
.shots.pair .b{left:150px;top:70px;transform:rotate(4deg)}
.features{list-style:none;margin:6px 0 0}
.features li{padding:7px 0 7px 28px;position:relative}
.features li::before{content:"❧";position:absolute;left:0;color:var(--teal)}

/* iPad */
.wide{max-width:1100px;margin:0 auto 130px;text-align:center}
.wide .lead{margin:0 auto 40px}
.tablet{border-radius:34px;padding:14px;background:#1d1916;box-shadow:0 40px 80px var(--shadow)}
.tablet img{border-radius:22px;width:100%}
.tablets{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}

/* letter */
.letter{max-width:760px;margin:0 auto 130px;background:var(--card);border:1px solid var(--line);padding:56px 64px;box-shadow:0 20px 50px rgba(70,45,20,.08);position:relative;transform:rotate(-.4deg)}
.letter h2{font-weight:400;font-size:38px;margin-bottom:20px}
.letter p{margin-bottom:14px}
.letter .sign{display:flex;align-items:center;gap:16px;margin-top:26px;font-style:italic;color:var(--soft)}
.letter .sign img{width:84px}
.letter .clip{position:absolute;top:-22px;left:60px;width:28px;height:70px;border:3px solid #a9a39a;border-radius:14px}

/* price */
.price{display:grid;grid-template-columns:1fr 1fr;gap:28px;max-width:1000px;margin:0 auto 130px}
.tier{border-top:3px double var(--ink);padding-top:24px}
.tier h3{font-weight:400;font-size:30px}
.tier .amt{font-size:52px;line-height:1.1;margin:10px 0 4px}
.tier .amt small{font-size:20px;color:var(--soft)}
.tier p{color:var(--soft);font-size:17px}
.tier ul{list-style:none;margin-top:16px;font-size:17px}
.tier li{padding:5px 0;border-bottom:1px dotted var(--line)}

/* faq */
.faq{max-width:760px;margin:0 auto 120px}
.faq h2{font-weight:400;font-size:40px;margin-bottom:20px;text-align:center}
details.q{border-bottom:1px solid var(--line);padding:18px 0}
details.q summary{cursor:pointer;font-size:21px;list-style:none;display:flex;justify-content:space-between;gap:20px}
details.q summary::-webkit-details-marker{display:none}
details.q summary::after{content:"+";color:var(--teal);font-family:system-ui,sans-serif}
details.q[open] summary::after{content:"–"}
details.q p{color:var(--soft);margin-top:10px;font-size:17px}

/* documents */
.doc{max-width:760px;margin:20px auto 120px}
.doc h1{font-size:52px;margin:10px 0 8px}
.doc h2{font-weight:400;font-size:28px;margin:40px 0 12px}
.doc p,.doc li{margin-bottom:12px}
.doc ul{padding-left:24px}
.doc a{color:var(--teal)}
.doc .note{font-style:italic;color:var(--soft)}
.doc .version{background:var(--card);border:1px solid var(--line);padding:14px 18px;font-size:16px;color:var(--soft);margin:18px 0 26px}

footer{border-top:1px solid var(--line);padding:40px 0 60px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;font:14px/1.8 system-ui,-apple-system,sans-serif;color:var(--soft)}
footer b{display:block;color:var(--ink);font:400 20px Georgia,serif;margin-bottom:6px}
footer a{display:block;text-decoration:none}
footer a:hover{color:var(--ink)}

@media (max-width:860px){
 body{font-size:18px}
 .wrap{padding:0 22px}
 nav.top .links a.hide{display:none}
 .hero{grid-template-columns:1fr;padding-top:6px}
 h1{font-size:48px}
 .stage{height:470px;max-width:360px;margin:0 auto;width:100%}
 .stage .phone{width:190px;border-radius:32px;padding:7px}.stage .phone img{border-radius:26px}
 .stage .p1{left:0;top:10px}.stage .p2{left:150px;top:40px}.stage .cat{width:170px;left:95px;bottom:-14px}
 .chapter,.chapter.flip{grid-template-columns:1fr;gap:40px;margin-bottom:90px}
 .chapter.flip .shots{order:0}
 .shots .phone{width:250px;margin:0 auto}
 .shots.pair{height:520px;max-width:340px;margin:0 auto;width:100%}
 .shots.pair .phone{width:200px}
 .shots.pair .a{left:0}.shots.pair .b{left:130px}
 .chapter h2,.wide h2{font-size:36px}
 .tablets,.price{grid-template-columns:1fr}
 .tablet{border-radius:22px;padding:8px}.tablet img{border-radius:14px}
 .letter{padding:40px 26px}
 .doc h1{font-size:40px}
 footer{grid-template-columns:1fr}
}