@import url("/assets/fonts/fonts.css?v=2de3d4f9e5");

/* Calm, trustworthy reading pages: deep teal-blue for trust, sunflower yellow from Indy's app for warmth. */
:root{
  --bg:#f5f8fb; --paper:#ffffff; --ink:#1c2733; --muted:#566476; --line:#dbe3ec;
  --brand:#1f5f8b; --brand-ink:#ffffff; --brand-soft:#e4eef6;
  --sun:#f5b301; --sun-soft:#fff3cf;
  --ok:#2e8a5c; --ok-soft:#e3f3ea; --warn:#b4581a; --warn-soft:#fbeadc;
  --display:"Fredoka","Nunito",system-ui,sans-serif;
  --body:"Nunito",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --measure:68ch;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root{
  --bg:#0f1720; --paper:#16212c; --ink:#e6edf4; --muted:#9db0c3; --line:#2a3a4b;
  --brand:#7cb8e4; --brand-ink:#0f1720; --brand-soft:#1b3348;
  --sun:#f5c542; --sun-soft:#3a3115;
  --ok:#6fd19f; --ok-soft:#163327; --warn:#f0a35e; --warn-soft:#3a2616;
  color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--body)}
img,svg{max-width:100%}
a{color:var(--brand);text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:8px;background:var(--paper);padding:8px 12px;z-index:9}

.wrap{max-width:1080px;margin:0 auto;padding-inline:max(16px,env(safe-area-inset-left,0px)) max(16px,env(safe-area-inset-right,0px))}
.read{max-width:var(--measure)}

/* header */
.top{background:var(--paper);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo svg{width:38px;height:38px;flex:none}
.logo b{font:600 1.2rem/1.1 var(--display)}
.logo small{display:block;font:600 .72rem/1.2 var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
nav.main ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 14px}
nav.main a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem;padding:6px 2px;display:inline-block}
nav.main a[aria-current=page]{color:var(--brand);box-shadow:inset 0 -3px 0 var(--sun)}
.menu{display:none}
@media (max-width:1100px){
  nav.main{display:none}
  .menu{display:block;position:relative}
  .menu summary{list-style:none;cursor:pointer;font-weight:700;border:1px solid var(--line);border-radius:10px;padding:8px 14px;min-height:44px;display:flex;align-items:center}
  .menu summary::-webkit-details-marker{display:none}
  .menu ul{list-style:none;margin:8px 0 0;padding:8px;position:absolute;right:0;z-index:5;background:var(--paper);border:1px solid var(--line);border-radius:12px;width:min(80vw,280px);box-shadow:0 10px 30px rgba(0,0,0,.12)}
  .menu a{display:block;padding:10px 12px;text-decoration:none;color:var(--ink);font-weight:600;border-radius:8px}
  .menu a[aria-current=page]{background:var(--brand-soft);color:var(--brand)}
}

/* page */
main{padding-block:32px 56px}
.eyebrow{font:700 .78rem/1.2 var(--body);letter-spacing:.09em;text-transform:uppercase;color:var(--brand);margin:0 0 8px}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.15;text-wrap:balance;margin:0}
h1{font-size:clamp(1.9rem,4.5vw,2.7rem);margin-bottom:12px}
h2{font-size:clamp(1.35rem,3vw,1.7rem);margin:40px 0 10px}
h3{font-size:1.15rem;margin:24px 0 6px}
p,ul,ol{margin:0 0 14px}
li+li{margin-top:6px}
.lede{font-size:1.18rem;color:var(--muted);max-width:60ch}
.meta{font-size:.9rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 14px;margin:6px 0 24px}
sup.c{font-size:.72em;line-height:0;margin-left:1px}
sup.c a{text-decoration:none;font-weight:700;padding:0 1px}

.box{border-radius:14px;padding:16px 18px;margin:22px 0;background:var(--paper);border:1px solid var(--line)}
.box>:last-child{margin-bottom:0}
.box.note{background:var(--brand-soft);border-color:transparent}
.box.warn{background:var(--warn-soft);border-color:transparent}
.box.warn h3,.box.warn strong{color:var(--warn)}
.box.ok{background:var(--ok-soft);border-color:transparent}
.box h3{margin-top:0}

.age{border-left:4px solid var(--sun);padding:2px 0 2px 16px;margin:22px 0}
.age h3{margin-top:0}

table{border-collapse:collapse;width:100%;font-size:.97rem}
.tablewrap{overflow-x:auto;margin:18px 0}
th,td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}
th{font-family:var(--display);font-weight:600;background:var(--brand-soft)}

/* home */
.hero{padding-block:28px 8px;display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center}
.hero .art{justify-self:center;width:min(260px,60vw);color:var(--brand)}
.hero .art svg{width:100%;height:auto;animation:spin 14s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:760px){.hero{grid-template-columns:1fr}.hero .art{order:-1;width:140px}}
.cta{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:var(--brand-ink);text-decoration:none;font-weight:700;border-radius:999px;padding:12px 22px;min-height:48px}
.cta.alt{background:transparent;color:var(--brand);border:2px solid var(--brand)}
.ctas{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:18px 0}
.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px 18px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:6px;min-width:0}
.card b{font:600 1.12rem/1.2 var(--display);color:var(--brand)}
.card span{color:var(--muted);font-size:.97rem}
.card:hover{border-color:var(--brand)}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding-left:44px;margin:12px 0}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--sun);color:#1c2733;font:600 1rem/30px var(--display);text-align:center}

/* sources */
.refs{font-size:.93rem;padding-left:1.4em}
.refs li{word-break:break-word}
.refs .pub{color:var(--muted)}
.srcgroup{margin-top:28px}

/* footer */
footer{background:var(--paper);border-top:1px solid var(--line);padding-block:28px;font-size:.93rem;color:var(--muted)}
footer .wrap{display:grid;gap:14px}
footer nav ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 16px}
footer a{color:var(--muted)}
@media (prefers-reduced-motion: reduce){.hero .art svg{animation:none}}
@media print{.top,footer,.menu{display:none}body{background:#fff;color:#000}a{color:#000}}

/* ---------- v2: warmer, richer look ---------- */
.top{position:sticky;top:0;z-index:20;backdrop-filter:saturate(1.4) blur(8px);background:color-mix(in srgb,var(--paper) 88%,transparent);box-shadow:0 1px 0 var(--line)}
main{padding-block:0 64px}

/* coloured band at the top of each page */
.band{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--brand-soft) 0%,var(--bg) 70%);border-bottom:1px solid var(--line)}
.band::after{content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;opacity:.13;pointer-events:none;
  background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 108 108'><path fill='%231f5f8b' d='M54,54 L54,8 A23,23 0 0,1 77,31 Z'/><path fill='%23f5b301' d='M54,54 L100,54 A23,23 0 0,1 77,77 Z'/><path fill='%231f5f8b' d='M54,54 L54,100 A23,23 0 0,1 31,77 Z'/><path fill='%23f5b301' d='M54,54 L8,54 A23,23 0 0,1 31,31 Z'/></svg>") center/contain no-repeat}
.band .wrap{position:relative;z-index:1;padding-block:36px 30px}
.band .lede{margin-bottom:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;padding:0;list-style:none}
.chips li{margin:0;display:inline-flex;align-items:center;gap:6px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:.86rem;font-weight:600;color:var(--muted)}
.chips li svg{width:16px;height:16px;flex:none;color:var(--ok)}
.chips a{color:inherit;text-decoration:none}
.content{padding-top:28px}

/* home hero inside the band */
.band .hero{padding-block:8px 0}
.hero h1{font-size:clamp(2.1rem,5.5vw,3.3rem)}
.trust{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin:26px 0 0;padding:14px 18px;background:var(--paper);border:1px solid var(--line);border-radius:16px;font-size:.92rem;color:var(--muted)}
.trust b{color:var(--ink);font-family:var(--display);font-weight:600;font-size:1rem}
.trust span{display:inline-flex;align-items:center;gap:6px}
.trust span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--sun)}

/* topic cards with icons */
.card{position:relative;padding:18px 18px 16px;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(16,40,64,.10)}
.card .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);margin-bottom:6px}
.card .ic svg{width:24px;height:24px}
.card:nth-child(3n+2) .ic{background:var(--sun-soft);color:#9a6b00}
.card:nth-child(3n+3) .ic{background:var(--ok-soft);color:var(--ok)}
@media (prefers-color-scheme: dark){.card:nth-child(3n+2) .ic{color:var(--sun)}}

/* our story teaser */
.story{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;margin:36px 0;padding:22px;border-radius:18px;background:var(--sun-soft)}
.story .q{font:600 4rem/0.8 var(--display);color:var(--sun)}
.story p{font-size:1.08rem}
.story p:last-child{margin-bottom:0}
@media (max-width:560px){.story{grid-template-columns:1fr}.story .q{display:none}}

/* milestones as a timeline */
.age{position:relative;border-left:3px solid var(--line);margin:0 0 0 10px;padding:4px 0 18px 26px}
.age::before{content:"";position:absolute;left:-11px;top:4px;width:19px;height:19px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 4px var(--bg)}
.age h3{display:inline-block;background:var(--brand);color:var(--brand-ink);padding:3px 12px;border-radius:999px;font-size:1rem;margin-bottom:10px}
.age:last-of-type{border-left-color:transparent}

/* boxes */
.box{border-radius:16px;padding:18px 20px}
.box.note{border-left:5px solid var(--brand)}
.box.warn{border-left:5px solid var(--warn)}
.box.ok{border-left:5px solid var(--ok)}

/* sections get a small accent line */
.content h2{position:relative;padding-top:10px}
.content h2::before{content:"";position:absolute;left:0;top:0;width:36px;height:4px;border-radius:4px;background:var(--sun)}

/* footer */
footer{background:var(--brand);border-top:0;color:color-mix(in srgb,var(--brand-ink) 85%,transparent)}
footer a{color:var(--brand-ink)}
footer strong{color:var(--brand-ink)}
@media (prefers-reduced-motion: reduce){.card{transition:none}.card:hover{transform:none}}

/* app section */
.app{margin:48px 0 8px;padding:28px;border-radius:22px;background:linear-gradient(160deg,var(--brand) 0%,color-mix(in srgb,var(--brand) 70%,#000) 100%);color:var(--brand-ink);display:grid;grid-template-columns:minmax(0,1fr);gap:22px}
.app h2{margin-top:0;color:var(--brand-ink)}
.app h2::before{display:none}
.app .eyebrow{color:var(--sun)}
.app a{color:var(--brand-ink)}
.app .small{opacity:.8;font-size:.9rem}
.ticks{list-style:none;padding:0}
.ticks li{position:relative;padding-left:30px}
.ticks li::before{content:"";position:absolute;left:0;top:.3em;width:20px;height:20px;border-radius:50%;background:var(--sun) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='%231c2733' d='M9.5 16.2 5.3 12l-1.4 1.4 5.6 5.6L21 7.5l-1.4-1.4z'/></svg>") center/14px no-repeat}
.phones{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.phones figure{margin:0;text-align:center}
.phones img{width:100%;height:auto;border-radius:22px;border:6px solid #0d1a26;background:#0d1a26;box-shadow:0 14px 30px rgba(0,0,0,.28)}
.phones figcaption{margin-top:8px;font-weight:700;font-size:.92rem}
@media (max-width:820px){.phones{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1000px){.app{grid-template-columns:.9fr 1.1fr;align-items:center}}
@media (prefers-color-scheme: dark){.app{background:linear-gradient(160deg,#1b3348 0%,#122333 100%);color:var(--ink)}.app h2,.app a{color:var(--ink)}}

/* animated "how the app works" */
.demo{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:24px;align-items:center}
@media (max-width:560px){.demo{grid-template-columns:minmax(0,1fr)}.phone{max-width:230px;margin:0 auto}}
.phone{position:relative;border-radius:30px;padding:8px;background:#0d1a26;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.screen{position:relative;aspect-ratio:412/892;border-radius:22px;overflow:hidden;background:#f3f7fb}
.screen .s{position:absolute;inset:0;width:100%;height:100%;opacity:0;animation:slide 16s infinite}
.s1{animation-delay:0s!important}.s2{animation-delay:4s!important}.s3{animation-delay:8s!important}.s4{animation-delay:12s!important}
@keyframes slide{0%{opacity:0}3%{opacity:1}25%{opacity:1}28%{opacity:0}100%{opacity:0}}
.tap{position:absolute;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;background:rgba(245,179,1,.55);border:3px solid #f5b301;opacity:0;animation:tap 16s infinite}
.t1{left:50%;top:77%;animation-delay:1.6s}
.t2{left:33%;top:72%;animation-delay:5.6s}
.t4{left:30%;top:40%;animation-delay:13.6s}
@keyframes tap{0%{opacity:0;transform:scale(1.6)}2%{opacity:1;transform:scale(1)}5%{opacity:1;transform:scale(.85)}8%{opacity:0;transform:scale(1)}100%{opacity:0}}
.howsteps{list-style:none;counter-reset:h;padding:0;margin:0;display:grid;gap:10px}
.howsteps li{counter-increment:h;position:relative;margin:0;padding:12px 14px 12px 52px;border-radius:14px;background:rgba(255,255,255,.08);animation:hl 16s infinite}
.howsteps li::before{content:counter(h);position:absolute;left:12px;top:12px;width:28px;height:28px;border-radius:50%;background:var(--sun);color:#1c2733;font:600 .95rem/28px var(--display);text-align:center}
.howsteps b{display:block;font-family:var(--display);font-weight:600;font-size:1.05rem}
.howsteps span{opacity:.85;font-size:.95rem}
.h1{animation-delay:0s!important}.h2{animation-delay:4s!important}.h3{animation-delay:8s!important}.h4{animation-delay:12s!important}
@keyframes hl{0%,27%{background:rgba(255,255,255,.22);transform:translateX(4px)}28%,100%{background:rgba(255,255,255,.08);transform:none}}
@media (prefers-reduced-motion: reduce){
  .screen .s,.tap,.howsteps li{animation:none}
  .s1{opacity:1}
}

.logo{flex:none}
nav.main ul{gap:4px 12px}
nav.main a{font-size:.92rem}
nav.main li,.menu li{margin:0}

/* screenshots gallery */
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}
.gallery figure{margin:0}
.gallery img{width:100%;height:auto;border-radius:14px;border:1px solid var(--line);box-shadow:0 8px 20px rgba(16,40,64,.10);display:block}
.gallery figcaption{font-size:.9rem;color:var(--muted);margin-top:6px}
@media (max-width:520px){.gallery{grid-template-columns:minmax(0,1fr)}}
.small{font-size:.9rem}.muted{color:var(--muted)}

/* ---------- v3: professional finish ---------- */
/* header: main topics + More drop-down */
@media (min-width:901px){nav.main{display:block}.menu{display:none}}
@media (max-width:900px){nav.main{display:none}.menu{display:block;position:relative}}
nav.main > ul{align-items:center}
nav.main .more{position:relative}
nav.main .more summary{list-style:none;cursor:pointer;font-weight:600;font-size:.92rem;padding:6px 2px;display:flex;align-items:center;gap:6px;color:var(--ink)}
nav.main .more summary::-webkit-details-marker{display:none}
nav.main .more summary::after{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-2px) rotate(45deg)}
nav.main .more summary.cur{color:var(--brand);box-shadow:inset 0 -3px 0 var(--sun)}
nav.main .more ul{display:block;position:absolute;right:0;top:calc(100% + 10px);min-width:210px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:6px;box-shadow:0 14px 34px rgba(16,40,64,.16);z-index:30}
nav.main .more ul a{display:block;padding:9px 12px;border-radius:9px}
nav.main .more ul a:hover,nav.main .more ul a[aria-current=page]{background:var(--brand-soft);color:var(--brand);box-shadow:none}
nav.main > ul > li > a:hover{color:var(--brand)}

/* guide pages: text + sticky "On this page" */
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:56px}
.toc{display:none}
@media (min-width:1000px){
  .layout{grid-template-columns:minmax(0,68ch) 250px;justify-content:space-between}
  .toc{display:block;position:sticky;top:92px;align-self:start;max-height:calc(100vh - 120px);overflow:auto;margin-top:6px;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--paper);font-size:.92rem}
}
.toc-title{font:700 .76rem/1.2 var(--body);letter-spacing:.1em;text-transform:uppercase;margin:0 0 8px}
.toc ol{list-style:none;padding:0;margin:0 0 14px;display:grid;gap:2px}
.toc li{margin:0}
.toc a{display:block;padding:6px 10px;border-radius:8px;text-decoration:none;color:var(--muted);line-height:1.35}
.toc a:hover{background:var(--brand-soft);color:var(--brand)}
.toc-note{margin:0;padding-top:12px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted);line-height:1.9}
.toc-note svg{vertical-align:-3px;color:var(--ok)}
html{scroll-padding-top:90px;scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}

/* previous / next */
.pn{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:44px}
.pn a{display:block;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:var(--paper);text-decoration:none;transition:border-color .15s,box-shadow .15s}
.pn a:hover{border-color:var(--brand);box-shadow:0 8px 20px rgba(16,40,64,.08)}
.pn span{display:block;font:700 .74rem/1.4 var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.pn b{font:600 1.02rem/1.3 var(--display);color:var(--brand)}
.pn .prev span::before{content:"← "}
.pn .next{grid-column:2;text-align:right}
.pn .next span::after{content:" →"}
@media (max-width:520px){.pn{grid-template-columns:minmax(0,1fr)}.pn .next{grid-column:1}}

/* footer */
footer{padding-block:44px 24px}
.footgrid{display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));gap:32px}
@media (max-width:860px){.footgrid{grid-template-columns:repeat(2,minmax(0,1fr))}.fabout{grid-column:1/-1}}
@media (max-width:480px){.footgrid{grid-template-columns:minmax(0,1fr)}}
.flogo{color:var(--brand-ink);margin-bottom:12px}
.flogo small{color:inherit;opacity:.75}
.fh{font:700 .78rem/1.2 var(--body);letter-spacing:.1em;text-transform:uppercase;margin:4px 0 12px;color:var(--brand-ink)}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
footer li{margin:0}
footer a{text-decoration:none}
footer a:hover{text-decoration:underline}
.fbadges{display:flex;flex-wrap:wrap;gap:6px}
.fbadges span{border:1px solid color-mix(in srgb,var(--brand-ink) 35%,transparent);border-radius:999px;padding:2px 10px;font-size:.8rem}
.footsmall{margin-top:32px;padding-top:18px;border-top:1px solid color-mix(in srgb,var(--brand-ink) 22%,transparent);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;font-size:.86rem}
.footsmall p{margin:0;max-width:80ch}
@media (prefers-color-scheme: dark){.flogo{color:var(--ink)}.fh{color:var(--ink)}}

/* screenshots on a soft panel */
.gallery{padding:16px;border-radius:20px;background:var(--brand-soft)}
.gallery img{border:4px solid var(--paper)}

/* polish */
.band .wrap{padding-block:44px 34px}
.content{padding-top:34px}
.read p,.read li{max-width:68ch}
.cards{gap:16px}
::selection{background:var(--sun-soft)}

/* v4: accessibility + speed */
@media (prefers-color-scheme: dark){
  footer{background:#0b1219;color:#c9d6e3}
  footer a,footer strong,.fh,.flogo{color:#e6edf4}
  .fbadges span{border-color:#3a4b5c}
  .footsmall{border-top-color:#2a3a4b}
}
.age h2{display:inline-block;background:var(--brand);color:var(--brand-ink);padding:3px 12px;border-radius:999px;font-size:1rem;margin:0 0 10px}
.age h2::before{display:none}
.content .age h2{padding-top:3px}

/* fix: the phone frame needs its own width, or it shrinks to nothing on narrow screens */
.phone{width:100%}
@media (max-width:560px){.phone{width:min(240px,72vw);margin-inline:auto}}