/* Shared styles for the static, crawlable marketing pages (/faq, /for-parents,
   /for-teachers, /privacy). Deliberately plain HTML+CSS, no build step, so
   these stay real static files that AI/search crawlers can read directly. */

:root{
  --p:#6C5CE7; --ps:#EFECFF; --tx:#2D3436; --tx2:#57606A; --tx3:#8A94A6;
  --sf:#FFFFFF; --bg1:#B3E5FC; --bg2:#E1F5FE; --line:rgba(0,0,0,0.08);
  --r:16px;
}
*{box-sizing:border-box}
body{
  margin:0; color:var(--tx); font-family:'Nunito',system-ui,sans-serif;
  background:linear-gradient(180deg,var(--bg1),var(--bg2)); line-height:1.7;
}
a{color:var(--p)}
.bar{
  background:rgba(255,255,255,0.85); backdrop-filter:blur(10px);
  border-bottom:2px solid var(--line); padding:14px 20px;
  display:flex; align-items:center; gap:10px; position:sticky; top:0;
}
.bar img{width:28px;height:28px}
.bar .word{font-family:'Baloo 2',cursive; font-weight:800; font-size:18px; color:var(--tx)}
.bar nav{margin-left:auto; display:flex; gap:16px; flex-wrap:wrap}
.bar nav a{font-size:13px; font-weight:700; text-decoration:none; color:var(--tx2)}
.bar nav a:hover{color:var(--p)}

.wrap{max-width:680px; margin:0 auto; padding:clamp(20px,4vw,36px) clamp(16px,4vw,24px) 80px}

h1{font-family:'Baloo 2',cursive; font-size:clamp(26px,5vw,34px); margin:0 0 6px}
.kicker{font-size:13px; font-weight:800; color:var(--p); text-transform:uppercase; letter-spacing:.06em}
.lede{color:var(--tx2); font-size:15px; max-width:56ch; margin:10px 0 28px}

.card{
  background:var(--sf); border-radius:var(--r); padding:18px 20px; margin-bottom:14px;
  box-shadow:0 4px 16px rgba(45,52,54,0.06);
}
.card h2{font-size:16px; margin:0 0 8px; color:var(--tx)}
.card h3{font-size:14px; margin:16px 0 6px; color:var(--tx)}
.card p, .card li{font-size:14px; color:var(--tx2)}
.card ul{margin:6px 0; padding-left:20px}
.card a{font-weight:700}

.qa{border-bottom:1px solid var(--line); padding:16px 0}
.qa:last-child{border-bottom:none}
.qa h2{font-size:15px; margin:0 0 6px; color:var(--tx)}
.qa p{font-size:14px; color:var(--tx2); margin:0}

.cta{
  display:inline-block; background:var(--p); color:#fff !important; text-decoration:none;
  font-weight:800; font-size:14px; padding:12px 20px; border-radius:12px; margin-top:6px;
}
.cta.ghost{background:transparent; color:var(--p) !important; border:2px solid var(--p); padding:10px 18px}
.row{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px}

.byline{font-size:12px; color:var(--tx3); margin-top:8px}

footer{max-width:680px; margin:0 auto; padding:0 clamp(16px,4vw,24px) 60px; font-size:12px; color:var(--tx3)}
footer a{color:var(--tx3); margin-right:14px}

/* Direct-answer opener box: the 40-60 word summary AI/search answer engines
   tend to quote, kept visually distinct from the narrative body below it. */
.answer{
  background:var(--ps); border-radius:var(--r); padding:16px 20px; margin-bottom:22px;
  font-size:15px; color:var(--tx); font-weight:600; line-height:1.6;
}

.disclaimer{
  border:2px solid var(--line); border-radius:var(--r); padding:14px 18px; margin-bottom:18px;
  font-size:13px; color:var(--tx2); background:rgba(255,255,255,0.5);
}
.disclaimer b{color:var(--tx)}

.lang-switch{font-size:12px; margin-bottom:18px}
.lang-switch a{font-weight:700}

.guide-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:12px; margin-top:18px}
.guide-grid a{
  display:block; background:var(--sf); border-radius:var(--r); padding:16px;
  text-decoration:none; box-shadow:0 4px 16px rgba(45,52,54,0.06);
}
.guide-grid a .t{font-weight:800; color:var(--tx); font-size:14px; margin-bottom:4px; display:block}
.guide-grid a .d{color:var(--tx2); font-size:12.5px}

.world-block{margin-bottom:18px}
.world-block h3{font-size:14px; color:var(--p); margin:0 0 4px}
.world-block .idea{font-size:11.5px; color:var(--tx3); text-transform:uppercase; letter-spacing:.04em; margin-bottom:8px}
.lesson-row{display:flex; justify-content:space-between; gap:10px; padding:7px 0; border-bottom:1px solid var(--line); font-size:13px}
.lesson-row:last-child{border-bottom:none}
.lesson-row .id{color:var(--tx3); font-variant-numeric:tabular-nums; width:38px; flex-shrink:0}