/* Shared styles for /about and /guides. The app itself (index.html) has its own. */
:root{--bg:#f4f1e9;--paper:#fffdf8;--ink:#2b2823;--soft:#6b645a;--line:#e3dccd;--grid:rgba(120,96,60,.07);--accent:#34489a;--on-accent:#fff}
@media (prefers-color-scheme: dark){:root{--bg:#151412;--paper:#1d1c19;--ink:#efebe3;--soft:#c2bbb0;--line:#2f2c28;--grid:rgba(255,255,255,.04);--accent:#8ea2ea;--on-accent:#111}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 'Geist',system-ui,sans-serif;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:20px 20px}
main{max-width:760px;margin:0 auto;padding:40px 16px 72px}
nav{display:flex;align-items:center;gap:10px;margin-bottom:48px;font-weight:600}
nav a+a+a{margin-left:14px;font-weight:500;color:var(--soft)}
nav a+a+a:hover{color:var(--ink)}
nav img{width:32px;height:32px;border-radius:8px}
nav a{color:inherit;text-decoration:none}
nav .open{margin-left:auto;font-weight:500;color:var(--accent);border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:6px 14px;font-size:15px}
nav .open:hover{border-color:var(--accent);color:var(--accent)}
@media (max-width:440px){nav .open{display:none}}
h1{font:400 clamp(44px,8vw,68px)/1.02 'Instrument Serif',serif;letter-spacing:-.01em;margin:0 0 16px}
h2{font-size:21px;font-weight:600;margin:56px 0 10px;letter-spacing:-.01em}
h3{font-size:17px;font-weight:600;margin:22px 0 4px}
p,li{color:var(--soft)}
.lede{font-size:20px;max-width:600px;margin:0 0 24px}
.btn{display:inline-block;background:var(--accent);color:var(--on-accent);border-radius:10px;padding:12px 20px;font-weight:500;text-decoration:none;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px -10px var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
@media (prefers-reduced-motion:reduce){.btn,.guides a{transition:none}}
figure{margin:40px 0 0}
figure img{display:block;width:100%;height:auto;border-radius:14px;border:1px solid var(--line);box-shadow:0 20px 50px -24px rgba(40,30,10,.35)}
.phone{display:grid;grid-template-columns:1fr 220px;gap:32px;align-items:center}
.phone img{border-radius:28px}
@media (max-width:600px){.phone{grid-template-columns:1fr}.phone figure{max-width:240px}}
ul{padding-left:20px}
li{margin:4px 0}
li b{color:var(--ink);font-weight:500}
.price{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.price>div{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.price h3{margin:0}
.price .amt{font:400 34px/1.2 'Instrument Serif',serif;color:var(--ink);margin:4px 0 6px}
.price p{margin:0;font-size:15px}
@media (max-width:600px){.price{grid-template-columns:1fr}}
a{color:var(--accent)}
footer{margin-top:64px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;color:var(--soft);display:flex;gap:18px;flex-wrap:wrap}
footer a{color:inherit}
.crumb{font-size:14px;margin:-32px 0 20px}
.crumb a{color:var(--soft)}
article h1{font-size:clamp(36px,6vw,52px)}
ol.steps{padding-left:22px}
ol.steps li{margin:8px 0}
ol.steps b,p b{color:var(--ink);font-weight:500}
.note{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-top:40px}
.note p{margin:0}
.guides{list-style:none;padding:0;display:grid;gap:10px}
.guides a{display:flex;justify-content:space-between;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px 18px;text-decoration:none;color:var(--ink);font-weight:500;transition:border-color .15s,transform .15s}
.guides a::after{content:'→';color:var(--soft)}
.guides a:hover{border-color:var(--accent);transform:translateX(2px)}
.guides a:hover::after{color:var(--accent)}
.more{margin-top:48px}
.more h2{margin-top:0}
.end{margin-top:56px;text-align:center}
.end h2{font:400 clamp(30px,5vw,40px)/1.1 'Instrument Serif',serif;margin:0 0 16px}
.maker{white-space:nowrap}
.maker img{width:18px;height:18px;vertical-align:-3px;margin-right:5px}
header+.guides{margin-top:40px}
figure.narrow img{max-width:340px;margin:0 auto}
figure.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start}
figure.pair img{box-shadow:0 10px 26px -18px rgba(40,30,10,.35)}
@media (max-width:520px){figure.pair{grid-template-columns:1fr}}
table.compare{width:100%;border-collapse:collapse;margin-top:16px;font-size:15px;background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.compare th,.compare td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;color:var(--soft)}
.compare th{color:var(--ink);font-weight:600}
.compare tr:last-child td{border-bottom:0}
.scroll{overflow-x:auto;margin:0 -16px;padding:0 16px}
@media (max-width:600px){.hero img{max-width:280px;margin:0 auto}}
/* /about: a bar that stays at the top, with the price always in view */
.bar{position:sticky;top:12px;z-index:5;max-width:776px;margin:12px auto 0;padding:7px 7px 7px 10px;display:flex;align-items:center;gap:10px;
  border-radius:999px;background:color-mix(in srgb,var(--paper) 86%,transparent);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);
  border:1px solid var(--line);box-shadow:0 10px 30px -16px rgba(40,30,10,.35);font-weight:600}
.bar a{text-decoration:none}
.bar .name{display:flex;align-items:center;gap:10px;color:inherit;white-space:nowrap}
.bar img{width:30px;height:30px;border-radius:8px}
.bar .pro{margin-left:auto;color:var(--soft);font-weight:500;font-size:15px;white-space:nowrap}
.bar .pro:hover{color:var(--ink)}
.bar .btn{border-radius:999px;padding:8px 16px;font-size:15px;white-space:nowrap}
.bar+main{padding-top:48px}
#price{scroll-margin-top:80px}
@media (max-width:600px){.bar{margin:8px 10px 0;top:8px}}
@media (max-width:400px){.bar .name{font-size:0;gap:0}.bar .pro{font-size:14px}}
/* /about: try the papers and handwriting */
:root{--sheet:linear-gradient(var(--grid) 1px,transparent 1px) 0 0/20px 20px,linear-gradient(90deg,var(--grid) 1px,transparent 1px) 0 0/20px 20px,var(--bg)}
.try{display:grid;grid-template-columns:1fr 260px;gap:20px;align-items:start;margin-top:16px}
.try h3{font-size:14px;margin:0 0 8px}
.try h3~h3{margin-top:18px}
.desk{height:300px;border-radius:14px;border:1px solid var(--line);position:relative;overflow:hidden;transition:background .2s}
.sticky{position:absolute;left:62%;top:52%;width:200px;min-height:170px;transform:translate(-50%,-50%) rotate(-2deg);
  background:#fbf2c9;padding:20px 18px;border-radius:3px 3px 6px 6px;box-shadow:0 12px 24px -12px rgba(40,30,10,.45);color:#1b1713;line-height:1.35;font-size:var(--hs,25px)}
.sticky.two{left:24%;top:38%;transform:translate(-50%,-50%) rotate(3deg);background:#f9e1e2;width:150px;min-height:120px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips button{font:inherit;font-size:14px;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:999px;padding:5px 11px;cursor:pointer;display:flex;align-items:center;gap:6px}
.chips button:hover{border-color:var(--accent)}
.chips button[aria-pressed=true]{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.chips .sw{width:14px;height:14px;border-radius:4px;border:1px solid rgba(0,0,0,.1)}
.chips sup{font-size:11px;color:var(--accent);font-weight:600;letter-spacing:.02em}
.tier{font-size:15px;margin:12px 0 0}
@media (max-width:600px){.try{grid-template-columns:1fr}.desk{height:240px}
  .sticky{width:170px;min-height:140px;left:64%;padding:16px 14px;font-size:calc(var(--hs,25px)*.8)}.sticky.two{width:118px;min-height:96px;left:21%;top:36%}}
/* /about: questions that open and close */
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--soft);font-weight:400}
.faq details[open] summary::after{content:'–'}
.faq p{margin:6px 0 0}
figure.pair.small{max-width:460px}