/* Class Readers — "Reading Sky" web design system.
   Mirrors the app (lib/core/design/cr_theme.dart): day sky by default,
   cream paper cards, gold chunky buttons, Fredoka display, Nunito UI, Andika story text. */

@font-face{font-family:Fredoka;src:url(/fonts/fredoka-var.woff2) format("woff2");font-weight:300 700;font-display:swap}
@font-face{font-family:Nunito;src:url(/fonts/nunito-600.woff2) format("woff2");font-weight:400 600;font-display:swap}
@font-face{font-family:Nunito;src:url(/fonts/nunito-800.woff2) format("woff2");font-weight:700 800;font-display:swap}
@font-face{font-family:Nunito;src:url(/fonts/nunito-900.woff2) format("woff2");font-weight:900;font-display:swap}
@font-face{font-family:Andika;src:url(/fonts/andika-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Andika;src:url(/fonts/andika-700.woff2) format("woff2");font-weight:700;font-display:swap}

:root{
  --ink:#17235c;--ink-soft:#4d5888;--ink-muted:#7d86ad;
  --gold:#ffc93c;--gold-lip:#c98a12;--gold-text:#8a5c00;--gold-soft:#ffe9a8;--gold-tint:#fff1c7;
  --cream:#fff6e3;--cream-2:#fff2d8;--paper:#fffbf2;--sand:#f3ead3;--sand-line:#f1e6cb;
  --sky:#9fd9f2;--sky-2:#c8ebf8;--sky-3:#e4f5fc;--cool:#eef3fa;
  --coral:#ff7a6b;--coral-lip:#c24b3f;--coral-soft:#ffe3df;--coral-text:#a1352a;
  --green:#4cb963;--green-lip:#2e8b47;--green-soft:#e3f6e8;--green-text:#23733a;
  --blue:#3fb6de;--blue-lip:#2186ae;--blue-soft:#ddf4fb;--blue-text:#0f6e8c;
  --lav:#9c82e8;--lav-lip:#6f55c9;--lav-soft:#ece5ff;--lav-text:#5b3fb8;
  --night-1:#060a1f;--night-2:#0b1235;--night-3:#17235c;--night-4:#283984;--night-muted:#b6c0ef;
  --display:Fredoka,"Nunito","Arial Rounded MT Bold",ui-rounded,system-ui,sans-serif;
  --ui:Nunito,ui-rounded,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --story:Andika,Nunito,system-ui,sans-serif;
  --card-shadow:0 4px 0 rgba(23,35,92,.06),0 14px 30px rgba(23,35,92,.10);
  --lift-shadow:0 6px 0 rgba(23,35,92,.08),0 22px 44px rgba(23,35,92,.16);
  --radius:28px;--wrap:1160px;--hdr:86px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;font:600 18px/1.6 var(--ui);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto}
img{display:block}
a{color:var(--blue-text);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:8px}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.12;margin:0 0 .5em;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(36px,5.6vw,64px)}
h2{font-size:clamp(28px,3.9vw,44px)}
h3{font-size:clamp(20px,2.1vw,24px)}
p{margin:0 0 1em}
strong{font-weight:800}
/* Fredoka has no Turkish, Cyrillic or Vietnamese glyphs: non-English pages use Nunito headings. */
html:not([lang="en"]) h1,html:not([lang="en"]) h2,html:not([lang="en"]) h3,html:not([lang="en"]) h4{font-family:var(--ui);font-weight:900;letter-spacing:-.015em}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;font-weight:800;text-decoration:none}
.skip:focus{top:12px}
.wrap{width:min(var(--wrap),100% - 40px);margin-inline:auto}
.narrow{width:min(780px,100% - 40px);margin-inline:auto}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;padding:12px 0;transition:background .2s}
.site-header .navbar{display:flex;align-items:center;gap:18px;min-height:62px;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-radius:999px;padding:8px 8px 8px 14px;box-shadow:0 2px 0 rgba(23,35,92,.05),0 10px 30px rgba(23,35,92,.10)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:600 21px/1 var(--display);white-space:nowrap}
.brand img{width:38px;height:38px;border-radius:11px}
.menu{display:flex;align-items:center;gap:4px;margin:0 0 0 auto;padding:0;list-style:none}
.menu a{display:block;padding:9px 13px;border-radius:999px;color:var(--ink);text-decoration:none;font-weight:800;font-size:16px}
.menu a:hover,.menu a[aria-current="page"]{background:var(--sky-3)}
.menu .btn{margin-left:6px}
.nav-toggle{display:none}
@media (max-width:920px){
  .menu{display:none}
  .nav-toggle{display:block;margin-left:auto;position:relative}
  .nav-toggle summary{list-style:none;cursor:pointer;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--sky-3);font-size:22px}
  .nav-toggle summary::-webkit-details-marker{display:none}
  .nav-toggle ul{position:absolute;right:0;top:56px;min-width:230px;margin:0;padding:10px;list-style:none;background:#fff;border-radius:22px;box-shadow:var(--lift-shadow)}
  .nav-toggle li a{display:block;padding:12px 14px;border-radius:14px;color:var(--ink);font-weight:800;text-decoration:none}
  .nav-toggle li a:hover{background:var(--sky-3)}
  .nav-toggle .btn{margin-top:6px;text-align:center;justify-content:center;display:flex}
}

/* ---------- buttons ---------- */
.btn,.cta{display:inline-flex;align-items:center;gap:10px;font:800 17px/1 var(--ui);text-decoration:none;color:var(--ink);background:var(--gold);padding:15px 24px;border:0;border-radius:999px;box-shadow:0 4px 0 var(--gold-lip);cursor:pointer;transition:transform .12s,box-shadow .12s;margin:4px 0}
.btn:hover,.cta:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 6px 0 var(--gold-lip)}
.btn:active,.cta:active{transform:translateY(3px);box-shadow:0 1px 0 var(--gold-lip)}
.btn.sm{padding:11px 18px;font-size:15px;box-shadow:0 3px 0 var(--gold-lip)}
.btn.lg{padding:18px 30px;font-size:19px}
.btn.blue{background:var(--blue);color:#fff;box-shadow:0 4px 0 var(--blue-lip)}
.btn.coral{background:var(--coral);color:#fff;box-shadow:0 4px 0 var(--coral-lip)}
.btn.lav{background:var(--lav);color:#fff;box-shadow:0 4px 0 var(--lav-lip)}
.btn.white,.btn.secondary{background:#fff;color:var(--ink);box-shadow:0 4px 0 var(--sand-line),0 10px 22px rgba(23,35,92,.08)}
.btn.blue:hover,.btn.coral:hover,.btn.lav:hover{color:#fff}
.store-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.store{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;text-decoration:none;border-radius:16px;padding:10px 18px 10px 14px;box-shadow:0 4px 0 #0b1235;transition:transform .12s}
.store:hover{color:#fff;transform:translateY(-2px)}
.store svg{width:24px;height:24px}
.store span{display:flex;flex-direction:column;line-height:1.05}
.store small{font:700 11px/1.1 var(--ui);opacity:.85}
.store strong{font:600 19px/1.1 var(--display)}

/* ---------- small parts ---------- */
.eyebrow{display:inline-block;font:900 13px/1 var(--ui);letter-spacing:.09em;text-transform:uppercase;background:var(--gold);color:var(--ink);padding:8px 13px;border-radius:999px;box-shadow:0 3px 0 var(--gold-lip);margin-bottom:18px}
.eyebrow.blue{background:var(--blue-soft);color:var(--blue-text);box-shadow:none}
.eyebrow.night{background:rgba(255,201,60,.16);color:var(--gold);box-shadow:none}
.hl{background:linear-gradient(transparent 14%,var(--gold) 14%,var(--gold) 90%,transparent 90%);border-radius:.25em;padding:0 .14em;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.lead{font-size:clamp(18px,1.7vw,21px);color:var(--ink-soft);max-width:62ch}
.sub{color:var(--ink-soft)}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:22px 0 0;padding:0}
.chips li{background:rgba(255,255,255,.82);border-radius:999px;padding:7px 14px;font-weight:800;font-size:15px;box-shadow:0 2px 0 rgba(23,35,92,.06)}
.badge{display:inline-block;background:var(--gold-tint);color:var(--gold-text);border-radius:999px;padding:3px 11px;font:800 13px/1.5 var(--ui);margin:0 6px 6px 0}
.badge.blue{background:var(--blue-soft);color:var(--blue-text)}
.badge.green{background:var(--green-soft);color:var(--green-text)}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--card-shadow);padding:26px}
.card.paper{background:var(--paper)}
.callout,.note{background:var(--gold-tint);border-radius:22px;padding:22px 24px;margin:26px 0;box-shadow:0 3px 0 var(--gold-soft)}
.callout.blue{background:var(--blue-soft);box-shadow:0 3px 0 #c3e9f6}
.grid{display:grid;gap:20px}
.grid.c2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.c3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.c4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.grid.c4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.c3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}

/* ---------- sections ---------- */
.section{position:relative;padding:clamp(64px,9vw,112px) 0}
.section.tight{padding:clamp(44px,6vw,72px) 0}
.sec-head{text-align:center;max-width:780px;margin:0 auto clamp(34px,5vw,54px)}
.sec-head .lead{margin-inline:auto}
.bg-sky{background:linear-gradient(180deg,var(--sky) 0%,var(--sky-2) 55%,var(--sky-3) 100%)}
.bg-cream{background:var(--cream)}
.bg-paper{background:var(--paper)}
.bg-sand{background:var(--sand)}
.bg-night{background:radial-gradient(1200px 500px at 70% 0%,#1c2a73 0%,transparent 60%),linear-gradient(180deg,var(--night-2) 0%,var(--night-1) 100%);color:#eef1ff}
.bg-night h2,.bg-night h3{color:#fff}
.bg-night .lead,.bg-night .sub{color:var(--night-muted)}
.stars{position:absolute;inset:0;pointer-events:none;opacity:.8;background-image:radial-gradient(1.6px 1.6px at 20px 30px,#fff 50%,transparent 51%),radial-gradient(1.2px 1.2px at 90px 120px,#fff 50%,transparent 51%),radial-gradient(1.8px 1.8px at 170px 60px,#ffe9a8 50%,transparent 51%),radial-gradient(1px 1px at 240px 170px,#fff 50%,transparent 51%),radial-gradient(1.4px 1.4px at 300px 40px,#fff 50%,transparent 51%);background-size:340px 220px}
/* scalloped cloud edge at the bottom of a section; set --edge to the next section's colour */
.cloud-edge{position:relative}
.cloud-edge::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:56px;pointer-events:none;background:radial-gradient(circle at 50% 100%,var(--edge,#fffbf2) 0 46px,transparent 47px) 0 100%/104px 56px repeat-x,radial-gradient(circle at 50% 100%,var(--edge,#fffbf2) 0 30px,transparent 31px) 52px 100%/104px 40px repeat-x}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;margin-top:calc(-1 * var(--hdr));padding:150px 0 120px;background:url(/img/sky/sky-day.webp) 70% 30%/cover no-repeat,linear-gradient(180deg,#8fd2ef,#cfeefa)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center}
.hero h1{margin-bottom:20px}
.hero .lead{color:var(--ink);opacity:.86;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:18px}
.hero-visual{position:relative;min-height:560px}
.hero-visual .phone{position:absolute;right:16%;top:0;width:min(300px,62%);transform:rotate(2.5deg)}
.hero-visual .island-a{position:absolute;left:-2%;bottom:6%;width:190px;animation:bob 6s ease-in-out infinite}
.hero-visual .island-b{position:absolute;right:-4%;top:12%;width:150px;animation:bob 7s ease-in-out -2s infinite}
.hero-visual .egg{position:absolute;left:14%;bottom:23%;width:96px;animation:bob 6s ease-in-out infinite}
.bubble{position:absolute;background:#fff;border-radius:20px;padding:10px 14px;font:800 14px/1.25 var(--ui);box-shadow:var(--card-shadow);max-width:180px}
.bubble::after{content:"";position:absolute;left:22px;bottom:-9px;border:10px solid transparent;border-top-color:#fff;border-bottom:0}
.hero-visual .bubble{left:0;bottom:46%}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media (max-width:980px){
  .hero{padding:130px 0 90px}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{min-height:520px;max-width:520px;width:100%;margin:0 auto}
}
@media (max-width:520px){.hero-visual{min-height:440px}.hero-visual .island-a{width:140px}.hero-visual .island-b{width:110px}.hero-visual .egg{width:74px}}

/* ---------- device frames ---------- */
.phone{border-radius:42px;border:9px solid var(--ink);background:var(--ink);overflow:hidden;box-shadow:0 30px 60px rgba(23,35,92,.28),0 6px 0 rgba(23,35,92,.18)}
.phone img{width:100%;height:auto;aspect-ratio:720/1558;border-radius:33px}
.tablet{border-radius:34px;border:12px solid var(--ink);background:var(--ink);overflow:hidden;box-shadow:0 30px 60px rgba(23,35,92,.24),0 6px 0 rgba(23,35,92,.18)}
.tablet img{width:100%;height:auto;aspect-ratio:4/3;border-radius:22px}

/* ---------- answer box (AEO) ---------- */
.answer-box{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start;max-width:960px;margin:0 auto;background:#fff;border-radius:var(--radius);padding:28px 30px;box-shadow:var(--card-shadow)}
.answer-box img{width:92px;height:92px}
.answer-box h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:10px}
.answer-box p{margin:0;color:var(--ink-soft)}
.numbers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;max-width:960px;margin:18px auto 0;padding:0;list-style:none}
.numbers li{background:rgba(255,255,255,.7);border-radius:20px;padding:16px;text-align:center;font-size:15px;color:var(--ink-soft)}
.numbers b{display:block;font:600 30px/1.1 var(--display);color:var(--ink)}
@media (max-width:760px){.answer-box{grid-template-columns:1fr}.numbers{grid-template-columns:repeat(2,minmax(0,1fr))}}
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:22px}
.trust > a,.trust > div{display:flex;gap:12px;align-items:center;background:rgba(255,255,255,.7);border-radius:18px;padding:12px 18px;text-decoration:none;color:var(--ink);font-size:15px}
.trust strong{display:block}
.trust .flag{font-size:30px;line-height:1}
.trust span{color:var(--ink-soft);font-size:14px}

/* ---------- reading sky (12 islands) ---------- */
.sky-map{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:34px 22px;counter-reset:lv}
.sky-map li{position:relative;text-align:center}
.sky-map li:nth-child(even){transform:translateY(34px)}
.sky-map a{display:block;text-decoration:none;color:var(--ink);border-radius:26px;padding:8px 8px 14px;transition:background .15s}
.sky-map a:hover{background:rgba(255,255,255,.45)}
.sky-map img{width:min(190px,100%);margin:0 auto 6px;filter:drop-shadow(0 14px 14px rgba(23,35,92,.16));animation:bob 7s ease-in-out infinite}
.sky-map li:nth-child(3n+2) img{animation-delay:-2.3s}
.sky-map li:nth-child(3n) img{animation-delay:-4.6s}
.lvl{display:inline-block;font:900 12px/1 var(--ui);letter-spacing:.08em;background:var(--gold);padding:6px 10px;border-radius:999px;box-shadow:0 2px 0 var(--gold-lip);margin-bottom:8px}
.sky-map h3{font-size:21px;margin:0 0 4px}
.sky-map p{font-size:14px;color:var(--ink-soft);margin:0}
@media (max-width:900px){.sky-map{grid-template-columns:repeat(3,minmax(0,1fr))}.sky-map li:nth-child(even){transform:none}.sky-map li:nth-child(3n+2){transform:translateY(26px)}}
@media (max-width:560px){.sky-map{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 12px}.sky-map li:nth-child(3n+2){transform:none}.sky-map li:nth-child(even){transform:translateY(22px)}}

/* ---------- feature split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,80px);align-items:center}
.split.flip > :first-child{order:2}
.split .visual{display:flex;justify-content:center}
.split .visual .phone{width:min(320px,80%)}
.split .visual .tablet{width:100%}
.ticks{list-style:none;padding:0;margin:20px 0}
.ticks li{position:relative;padding-left:38px;margin:12px 0}
.ticks li::before{content:"";position:absolute;left:0;top:3px;width:26px;height:26px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round' d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/16px no-repeat;box-shadow:0 2px 0 var(--green-lip)}
.bg-night .ticks li::before{background-color:var(--gold);box-shadow:0 2px 0 var(--gold-lip)}
@media (max-width:860px){.split,.split.flip{grid-template-columns:1fr}.split.flip > :first-child{order:0}}

/* karaoke sample */
.karaoke{font:400 clamp(24px,3vw,34px)/1.55 var(--story);background:var(--paper);border-radius:24px;padding:22px 26px;box-shadow:var(--card-shadow);margin:22px 0}
.karaoke span{border-radius:8px;padding:0 3px;transition:background .15s}
.karaoke span.on{background:var(--gold)}

/* ---------- four ways (app action buttons) ---------- */
.ways{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.way{border-radius:26px;padding:24px 22px 26px;color:#fff}
.way h3{color:inherit;display:flex;align-items:center;gap:10px;font-size:23px}
.way p{margin:0;font-size:16px;opacity:.95}
.way.read{background:var(--gold);color:var(--ink);box-shadow:0 5px 0 var(--gold-lip)}
.way.listen{background:var(--blue);box-shadow:0 5px 0 var(--blue-lip)}
.way.record{background:var(--coral);box-shadow:0 5px 0 var(--coral-lip)}
.way.quiz{background:var(--lav);box-shadow:0 5px 0 var(--lav-lip)}
.way svg{width:26px;height:26px;flex:none}
@media (max-width:980px){.ways{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.ways{grid-template-columns:1fr}}

/* ---------- crow growth ---------- */
.crow-row{list-style:none;margin:0;padding:0 0 10px;display:grid;grid-template-columns:repeat(12,minmax(78px,1fr));gap:8px;overflow-x:auto;scroll-snap-type:x mandatory}
.crow-row li{text-align:center;scroll-snap-align:start}
.crow-row img{width:100%;max-width:96px;aspect-ratio:1;object-fit:contain;margin:0 auto}
.crow-row b{display:block;font:600 15px/1.2 var(--display);margin-top:4px}
.crow-row small{display:block;font-size:12px;color:var(--ink-muted);line-height:1.2}
.reward-cards{margin-top:34px}
.reward-cards .card h3{display:flex;gap:10px;align-items:center}
.reward-cards .ico{font-size:26px}

/* ---------- shelf marquee ---------- */
.marquee{position:relative;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.marquee ul{display:flex;gap:20px;width:max-content;margin:0;padding:16px 0 26px;list-style:none;animation:shelf 60s linear infinite}
.marquee.paused ul{animation-play-state:paused}
.marquee img{width:150px;height:212px;object-fit:cover;border-radius:16px;box-shadow:0 4px 0 rgba(23,35,92,.08),0 14px 24px rgba(23,35,92,.16)}
.mq-toggle{position:absolute;right:14px;top:-4px;z-index:2;width:40px;height:40px;border-radius:50%;border:0;background:#fff;box-shadow:var(--card-shadow);cursor:pointer;font-size:15px}
@keyframes shelf{to{transform:translateX(-50%)}}

/* ---------- audiences ---------- */
.aud .card h3{display:flex;gap:10px;align-items:center}
.aud .card p{color:var(--ink-soft);font-size:17px;margin:0}
.aud .card .more{display:inline-block;margin-top:12px;font-weight:800}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:900px;margin:0 auto}
.plan{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--card-shadow);position:relative}
.plan.best{background:var(--ink);color:#fff;box-shadow:0 6px 0 #0b1235,0 22px 44px rgba(23,35,92,.25)}
.plan.best h3{color:#fff}
.plan .price{font:600 40px/1 var(--display);margin:8px 0 4px}
.plan .price small{font:800 16px var(--ui);opacity:.75}
.plan ul{margin:18px 0 0}
.plan.best .ticks li::before{background-color:var(--gold);box-shadow:0 2px 0 var(--gold-lip)}
.plan .tag{position:absolute;top:-14px;right:24px}
.fine{font-size:14px;color:var(--ink-muted);text-align:center;max-width:720px;margin:20px auto 0}
@media (max-width:760px){.plans{grid-template-columns:1fr}}

/* ---------- faq ---------- */
.faq{max-width:860px;margin:0 auto}
.faq details{background:#fff;border-radius:22px;margin:0 0 12px;box-shadow:0 3px 0 rgba(23,35,92,.05),0 8px 20px rgba(23,35,92,.06)}
.faq summary{cursor:pointer;list-style:none;padding:20px 58px 20px 24px;font:600 20px/1.3 var(--display);position:relative}
html:not([lang="en"]) .faq summary{font-family:var(--ui);font-weight:900}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:var(--gold-tint);display:grid;place-items:center;font:900 20px/1 var(--ui);color:var(--gold-text)}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 24px 20px;color:var(--ink-soft)}
.faq details > div p:last-child{margin:0}

/* ---------- closing ---------- */
.closing{text-align:center}
.closing img.crow{width:180px;margin:0 auto 10px;animation:bob 6s ease-in-out infinite}
.closing .store-row{justify-content:center;margin-top:20px}

/* ---------- footer ---------- */
.site-footer{position:relative;background:linear-gradient(180deg,var(--night-2),var(--night-1));color:var(--night-muted);padding:64px 0 36px;font-size:16px}
.site-footer > .stars{overflow:hidden}
/* lacivert bulut tepeleri: footer'in ustunden bir onceki bolume dogru yukselir */
.site-footer::before{content:"";position:absolute;left:0;right:0;top:-55px;height:56px;pointer-events:none;background:radial-gradient(circle at 50% 100%,var(--night-2) 0 46px,transparent 47px) 0 100%/104px 56px repeat-x,radial-gradient(circle at 50% 100%,var(--night-2) 0 30px,transparent 31px) 52px 100%/104px 40px repeat-x}
.foot-grid{position:relative;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.site-footer h2{font:600 22px/1.2 var(--display);color:#fff;margin:0 0 10px;display:flex;gap:10px;align-items:center}
.site-footer h2 img{width:34px;height:34px;border-radius:10px}
.site-footer h3{font:900 13px/1 var(--ui);letter-spacing:.09em;text-transform:uppercase;color:var(--gold);margin:6px 0 14px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:0 0 9px}
.site-footer a{color:#e4e8ff;text-decoration:none}
.site-footer a:hover{color:var(--gold);text-decoration:underline}
.site-footer .legal{position:relative;border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;font-size:14px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* ---------- inner pages (articles, info, legal) ---------- */
.page-hero{position:relative;margin-top:calc(-1 * var(--hdr));padding:132px 0 70px;background:linear-gradient(180deg,var(--sky) 0%,var(--sky-2) 70%,var(--sky-3) 100%);--edge:var(--paper)}
.page-hero.cloud-edge{padding-bottom:96px}
.page-hero .crumbs{font-size:14px;font-weight:800;color:var(--ink-soft);margin-bottom:14px}
.page-hero .crumbs a{color:var(--ink-soft)}
.page-hero h1{font-size:clamp(32px,4.8vw,54px);max-width:22ch}
.page-hero .meta{color:var(--ink-soft);font-size:15px;font-weight:800}
.page-hero .island{position:absolute;right:max(20px,calc(50% - 600px));bottom:40px;width:min(220px,24vw);animation:bob 7s ease-in-out infinite}
.page-hero .wrap > *{max-width:min(720px,100%)}
@media (min-width:1001px){.page-hero .wrap > *{max-width:min(720px,calc(100% - 260px))}}
@media (max-width:1000px){.page-hero .island{display:none}}
.prose{padding:10px 0 40px}
.prose > *{max-width:760px;margin-left:auto;margin-right:auto}
.prose h2{font-size:clamp(25px,3vw,32px);margin:1.6em auto .5em}
.prose h3{font-size:22px;margin:1.4em auto .4em}
.prose p,.prose li{color:#2b366b}
.prose ul,.prose ol{padding-left:26px}
.prose li{margin:.45em 0}
.prose li::marker{color:var(--gold-lip);font-weight:900}
.prose blockquote{background:#fff;border-left:6px solid var(--gold);padding:16px 22px;border-radius:0 20px 20px 0;box-shadow:var(--card-shadow);margin:26px auto}
.prose blockquote p:last-child{margin:0}
.prose .cta{margin:10px 0 18px}
.prose img{border-radius:20px;margin:24px auto}
.prose code,.code{font:700 .92em/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--cool);padding:2px 7px;border-radius:7px}
.prose hr{border:0;height:3px;background:var(--sand-line);border-radius:3px;margin:40px auto}
table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--card-shadow);font-size:16px;margin:22px 0}
th,td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--sand-line)}
th{background:var(--cream);font-weight:900}
tr:last-child td{border-bottom:0}
.table-scroll{overflow-x:auto;margin:22px auto}
.table-scroll table{margin:0}
.byline,.updated{color:var(--ink-muted);font-size:15px;font-weight:800}
.answer{background:#fff;border-radius:24px;padding:22px 26px;margin:0 auto 16px;box-shadow:var(--card-shadow)}
.answer h2{font-size:24px;margin:0 0 8px}
.answer p{margin:0 0 8px}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:4px 0 4px 50px;margin:12px 0}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--gold);box-shadow:0 3px 0 var(--gold-lip);display:grid;place-items:center;font:600 18px/1 var(--display)}
.bars{margin:20px auto}
.bar{display:grid;grid-template-columns:minmax(120px,240px) 1fr auto;gap:12px;align-items:center;margin:10px 0;font-size:15px}
.track{height:16px;background:var(--cool);border-radius:999px;overflow:hidden}
.fill{height:100%;background:linear-gradient(90deg,var(--blue),var(--green));border-radius:999px}
.v{font-weight:900}
.app-promo{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;background:linear-gradient(135deg,var(--sky-2),var(--sky-3));border-radius:var(--radius);padding:24px 28px;margin:36px auto;box-shadow:var(--card-shadow)}
.app-promo img{width:110px}
.app-promo h2,.app-promo h3{margin:0 0 6px;font-size:24px}
.app-promo p{margin:0 0 12px;color:var(--ink-soft)}
@media (max-width:600px){.app-promo{grid-template-columns:1fr;text-align:center}.app-promo img{margin:0 auto}}
.related{max-width:760px;margin:10px auto 0}
.related ul{list-style:none;padding:0;display:grid;gap:10px}
.related a{display:block;background:#fff;border-radius:16px;padding:12px 16px;text-decoration:none;font-weight:800;box-shadow:0 3px 0 rgba(23,35,92,.05)}

/* ---------- content components used by guides, resources and research pages ---------- */
.prose .grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}
.prose .card h2,.prose .card h3{margin-top:0}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin:24px auto}
.stat .s{background:#fff;border-radius:22px;padding:18px;box-shadow:var(--card-shadow)}
.stat .n{font:600 36px/1.1 var(--display);color:var(--ink)}
.stat .l{font-size:14px;color:var(--ink-soft)}
.bar.blue .fill{background:linear-gradient(90deg,var(--blue),#7cc8ec)}
.bars + .note,.stat + .note,.bars .note{background:none;box-shadow:none;padding:0;margin:6px auto 0;font-size:14px;color:var(--ink-muted)}
.press{background:var(--blue-soft);border-radius:20px;padding:18px 20px;margin:26px auto;font-size:15px}
.day{background:#fff;border-radius:22px;padding:16px 22px;margin:14px auto;box-shadow:var(--card-shadow);border-left:8px solid var(--gold)}
.day:nth-of-type(7n+2){border-left-color:var(--blue)}.day:nth-of-type(7n+3){border-left-color:var(--coral)}.day:nth-of-type(7n+4){border-left-color:var(--lav)}.day:nth-of-type(7n+5){border-left-color:var(--green)}
.day h2,.day h3{margin:0 0 6px;font-size:21px}
.day p{margin:0}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:18px auto}
.print-source{display:none}
caption{text-align:left;font-weight:900;padding:12px 14px 4px;caption-side:top}
.log td{height:62px}
.toc{background:#fff;border-radius:22px;padding:18px 22px 18px 44px!important;box-shadow:var(--card-shadow)}
.toc li{margin:6px 0}
.sources{font-size:15px}
.sources li{color:var(--ink-soft)}
table.facts{font-size:16px}
table.facts th{width:36%;background:var(--cream);font-weight:800}
.eu-note{font-size:14px;color:var(--ink-muted)}
.request{background:var(--gold-tint);border-radius:22px;padding:20px 22px;margin:24px auto}

.callout > :first-child,.note > :first-child,.card > :first-child,.answer > :first-child,.day > :first-child,.request > :first-child{margin-top:0}
.callout > :last-child,.note > :last-child{margin-bottom:0}
[dir="rtl"] .page-hero .island{right:auto;left:max(20px,calc(50% - 600px))}
[dir="rtl"] .steps li{padding:4px 50px 4px 0}[dir="rtl"] .steps li::before{left:auto;right:0}
[dir="rtl"] .ticks li{padding:0 38px 0 0}[dir="rtl"] .ticks li::before{left:auto;right:0}
[dir="rtl"] .prose blockquote{border-left:0;border-right:6px solid var(--gold);border-radius:20px 0 0 20px}

/* ---------- catalogue (books, levels) ---------- */
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:22px}
.book-card{position:relative;display:block;text-decoration:none;color:var(--ink);background:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--card-shadow);transition:transform .15s}
.book-card:hover{transform:translateY(-4px);color:var(--ink)}
.book-card img{width:100%;aspect-ratio:210/297;object-fit:cover;background:var(--sand)}
.book-card span{display:block;padding:10px 12px 12px;font-weight:800;font-size:15px;line-height:1.3}
.book-card .free{position:absolute;top:10px;left:10px;margin:0;box-shadow:0 2px 0 rgba(23,35,92,.12)}
.level-head{display:flex;align-items:center;gap:18px;margin:46px 0 18px}
.level-head img{width:96px}
.level-head h2{margin:0;font-size:clamp(24px,3vw,32px)}
.level-head h2 a{color:var(--ink);text-decoration:none}
.level-head p{margin:2px 0 0;color:var(--ink-soft);font-size:15px}
.book-detail{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:36px;align-items:start}
.book-detail .cover{border-radius:24px;box-shadow:var(--lift-shadow);width:100%}
@media (max-width:700px){.book-detail{grid-template-columns:1fr}.book-detail .cover{max-width:300px;margin:0 auto}}
.video{position:relative;padding-top:56.25%;border-radius:24px;overflow:hidden;margin:20px 0;box-shadow:var(--card-shadow);background:var(--ink)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* web reader (free browser stories) */
.reader{max-width:760px;margin:0 auto;background:var(--paper);border-radius:32px;padding:18px;box-shadow:var(--lift-shadow)}
.reader .pg-img{width:100%;height:auto;max-height:min(64vh,680px);object-fit:contain;border-radius:22px;background:var(--sand)}
.reader .pg-txt{font:400 clamp(22px,3.6vw,32px)/1.6 var(--story);text-align:center;padding:20px 8px;min-height:96px;color:var(--ink)}
.reader .pg-txt span{border-radius:8px;padding:0 3px;transition:background .12s}
.reader .pg-txt span.on{background:var(--gold)}
.reader .controls{display:flex;gap:12px;justify-content:center;align-items:center;padding-bottom:4px}
.reader .controls .btn{min-width:64px;justify-content:center}
.reader .pgno{text-align:center;color:var(--ink-muted);font-weight:800;margin:10px 0 0}
.reader .endcta{text-align:center;background:var(--gold-tint);border-radius:22px;padding:20px;margin-top:14px}

/* ---------- print ---------- */
@media print{
  .site-header,.site-footer,.no-print,.skip,.app-promo{display:none!important}
  body{background:#fff;font-size:12pt}
  .page-hero{margin:0;padding:0 0 12px;background:none}
  .page-hero .island,.cloud-edge::after{display:none}
  .card,.answer,table,.callout,.note,.day,.toc{box-shadow:none;border:1px solid #999}
  .print-source{display:block!important}
  .byline,.toc,.sources{display:none}
  .log td{height:60px}
  a{color:#111}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}