/* The /learn/ pages. Same palette, type and cards as the home page: dark,
   like the app, on a teal-tinted near-black. */
:root{
  color-scheme:dark;
  --bg:#0E1312; --bg2:#1A2423; --surface:#161D1C; --accent:#0F8A84; --accent2:#8FE3D9;
  --text:#ECF1F0; --muted:rgba(236,241,240,.6); --line:rgba(255,255,255,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:radial-gradient(1100px 650px at 50% -10%, rgba(15,138,132,.16), transparent 60%), var(--bg);
  color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}

.navbar{position:sticky;top:0;z-index:50;background:rgba(14,19,18,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16.5px;text-decoration:none}
.brand-img{width:30px;height:30px;border-radius:9px;box-shadow:0 4px 18px rgba(15,138,132,.35)}
.cta-mini{font-size:13px;font-weight:700;background:#0F8A84;padding:9px 18px;border-radius:999px;
  color:#fff;text-decoration:none;box-shadow:0 4px 18px rgba(15,138,132,.3)}

.hero{text-align:center;padding:56px 0 30px}
.eyebrow{font-size:11.5px;font-weight:800;letter-spacing:2.4px;text-transform:uppercase;color:var(--accent2)}
.eyebrow a{text-decoration:none}
.eyebrow a:hover{text-decoration:underline}
h1{font-size:clamp(32px,6vw,56px);font-weight:900;letter-spacing:-1.8px;line-height:1.06;
  margin:14px auto 0;max-width:15ch}
.endonym{margin-top:10px;font-size:20px;font-weight:600;color:var(--muted)}
.lede{max-width:600px;margin:16px auto 0;font-size:clamp(15px,2vw,17.5px);line-height:1.65;color:rgba(236,241,240,.62)}

.badge{display:inline-flex;align-items:center;gap:12px;margin-top:26px;background:#000;border:1px solid rgba(255,255,255,.25);border-radius:14px;
  padding:12px 22px;text-decoration:none;transition:transform .15s}
.badge:hover{transform:translateY(-2px)}
.badge svg{width:24px;height:24px;fill:#fff}
.badge .txt{text-align:left;line-height:1.15}
.badge .txt small{display:block;font-size:10px;color:rgba(255,255,255,.6);letter-spacing:.6px}
.badge .txt span{font-size:17px;font-weight:700;color:#fff}

.card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:26px 24px;margin-top:18px;
  box-shadow:none}
h2{font-size:clamp(20px,3vw,26px);font-weight:800;letter-spacing:-.6px}
.sub{color:var(--muted);font-size:14.5px;margin-top:6px}

.levels{margin-top:18px;display:grid;gap:9px}
.lvl{display:grid;grid-template-columns:96px 1fr 64px;align-items:center;gap:12px;font-size:14px}
.lname{font-weight:700}
.bar{height:10px;border-radius:6px;background:var(--bg2);overflow:hidden}
.bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#4FBDB4,var(--accent))}
.lcount{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}

.words{list-style:none;margin-top:18px;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.words li{border:1px solid var(--line);border-radius:14px;padding:14px 12px;text-align:center;background:var(--bg)}
.words .w{display:block;font-size:22px;font-weight:700;line-height:1.25;word-break:break-word}
.words .r{display:block;font-size:12.5px;color:var(--accent2);margin-top:3px}
.words .g{display:block;font-size:13px;color:var(--muted);margin-top:4px}

.method{margin-top:40px;text-align:center}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px;text-align:left}
.step{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px}
.step b{font-size:15px}
.step p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.55}

.cta{text-align:center;padding:64px 0 30px}
.free{color:rgba(236,241,240,.45);font-size:13px;margin-top:14px}

.more{display:block;padding:10px 0 60px;text-align:center}
.more h2{font-size:18px}
.links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:14px}
.links a{font-size:14px;font-weight:600;text-decoration:none;padding:8px 14px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line)}
.links a:hover,.links a.all{border-color:rgba(15,138,132,.4);color:var(--accent2)}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.lang{display:flex;flex-direction:column;gap:2px;padding:16px;background:var(--surface);border:1px solid var(--line);
  border-radius:16px;text-decoration:none;transition:transform .2s,border-color .2s}
.lang:hover{transform:translateY(-3px);border-color:rgba(15,138,132,.4)}
.lang>span{align-self:flex-start}
.lang .n{font-weight:800;font-size:15.5px}
.lang .e{font-size:14px;color:var(--muted)}
.lang .c{font-size:12px;color:var(--accent2);font-weight:700;margin-top:6px}

footer{padding:32px 0;color:rgba(236,241,240,.42);font-size:13px;border-top:1px solid var(--line)}
.foot-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.foot-brand{display:flex;align-items:center;gap:9px;font-weight:700;color:rgba(236,241,240,.65)}
.foot-brand img{width:22px;height:22px;border-radius:6px}
footer a{color:rgba(236,241,240,.6);text-decoration:none}
footer a:hover{color:var(--text)}

@media(max-width:760px){
  .words{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)}
  .lvl{grid-template-columns:80px 1fr 54px}
}