/* Learn Tamil — Certificates: level cards, test, result.
   Order matters: files load in number order (see tools/lib/assets.mjs). */
/* =====================================================================
   CERTIFICATES: level cards, test, result, preview
   ===================================================================== */
.cert-levels{display:grid;gap:12px;max-width:820px;margin:0 auto}
.cert-level{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:14px 16px;border-radius:22px;background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:0 5px 0 color-mix(in srgb,var(--c-uyir) 22%,transparent),var(--glass-shadow);animation:popIn .45s cubic-bezier(.3,1.6,.5,1) var(--d,0ms) both}
.cert-level.done{box-shadow:0 5px 0 color-mix(in srgb,var(--ok) 40%,transparent),var(--glass-shadow);background:color-mix(in srgb,var(--ok) 7%,var(--glass))}
.cert-level.locked{opacity:.6;filter:grayscale(.5)}
.cl-ic{font-size:44px;width:64px;height:64px;display:grid;place-items:center;border-radius:20px;background:var(--bg-subtle)}
.cl-body{display:flex;flex-direction:column;gap:1px;min-width:0}
.cl-body small{font-weight:700;color:var(--text-muted);font-size:13px}
.cl-body b{font-family:var(--font-kid);font-size:21px;line-height:1.3}
.cl-t{color:var(--c-um);font-weight:700;font-size:14px}
.cl-st{font-size:13px;font-weight:700;color:var(--accent-deep)}
.cl-st.ok{color:var(--ok)} .cl-st.lock{color:var(--text-muted)}
.cl-btns{display:flex;flex-direction:column;gap:6px}
.cl-btns .btn{white-space:nowrap}
.cert-quiz,.cert-result{max-width:760px;margin:0 auto;padding:18px 16px;text-align:center}
.cq-top{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700}
.cq-lv{font-size:15px}
.cq-n{font-family:var(--font-kid);font-size:20px}
.cq-bar{height:10px;border-radius:10px;background:var(--bg-subtle);margin:12px 0 18px;overflow:hidden}
.cq-bar i{display:block;height:100%;background:linear-gradient(90deg,#2eb67d,#1769d1,#7c3aed);border-radius:10px;transition:width .35s}
.cq-q{font-size:clamp(19px,3.4vw,24px);font-weight:700;line-height:1.5;margin:6px 0 16px}
.cq-q .ta{font-family:var(--font-kid);font-size:1.35em;color:var(--c-uyir)}
.cq-emo{display:block;font-size:64px;line-height:1.2;animation:bob 3s ease-in-out infinite}
.cq-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cq-opt{min-height:64px;padding:10px;border-radius:18px;border:2px solid var(--border);background:var(--glass);font-size:20px;font-weight:700;cursor:pointer;box-shadow:0 4px 0 var(--border);
  animation:popIn .4s cubic-bezier(.3,1.6,.5,1) var(--d,0ms) both;transition:transform .12s;color:var(--text)}
.cq-opt .ta{font-family:var(--font-kid);font-size:1.4em}
.cq-opt small{display:block;font-size:12px;color:var(--text-muted);font-weight:600}
.cq-opt:hover:not(:disabled){transform:translateY(-2px);border-color:var(--accent)}
.cq-opt:disabled{cursor:default}
.cq-opt.right{background:color-mix(in srgb,var(--ok) 18%,var(--glass));border-color:var(--ok);box-shadow:0 4px 0 color-mix(in srgb,var(--ok) 50%,transparent);animation:boing .5s ease}
.cq-opt.wrong{background:color-mix(in srgb,var(--bad) 14%,var(--glass));border-color:var(--bad);animation:shake .35s}
.cq-fb{min-height:52px;margin:14px 0 6px;font-size:16px}
.cq-q .ta-s,.cq-opt .ta-s{font-size:1.05em;line-height:1.6}
.cq-gap{display:inline-block;min-width:1.2em;text-decoration:none;border-bottom:4px solid var(--accent);color:var(--accent)}
.mcq .mq-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:8px 0 4px;font-weight:700}
.mcq .cq-q{text-align:center}
.mcq #mqFb small{display:block;font-weight:600;opacity:.85;margin-top:2px}
.mcq #mqNext{margin-top:10px}
.cq-fb .ok{color:var(--ok);font-weight:800;font-family:var(--font-kid);font-size:20px}
.cq-fb .bad{color:var(--bad);font-weight:800}
.cq-fb small{display:block;color:var(--text-muted);font-size:15px}
.cq-next{min-width:220px}
.cr-emo{font-size:76px;line-height:1.2;animation:bob 2.6s ease-in-out infinite}
.cert-result h3{font-family:var(--font-kid);font-size:clamp(22px,4vw,30px);margin:6px 0}
.cr-score{font-family:var(--font-kid);font-size:44px;font-weight:800;margin:4px 0;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.cr-score small{font-size:20px}
.cr-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:14px}
.cr-form{display:flex;flex-direction:column;gap:8px;max-width:520px;margin:14px auto 0;text-align:left}
.cr-form label{font-weight:700}
.cr-row{display:flex;gap:8px;flex-wrap:wrap}
.cr-row input{flex:1;min-width:180px;padding:12px 14px;border-radius:14px;border:2px solid var(--border);background:var(--bg);color:var(--text);font-size:18px;font-family:var(--font-ta)}
.cr-row input:focus{border-color:var(--accent);outline:none}
.cert-preview{margin:12px 0 4px;border-radius:16px;overflow:hidden;box-shadow:0 18px 40px -18px rgb(0 0 0 / .4)}
.cert-preview canvas{display:block;width:100%;height:auto}
@media (max-width:760px){
  .mainnav{grid-template-columns:repeat(5,1fr)}
  .nav-t .ta{font-size:11px}
  .nav-ic{font-size:21px}
  .cert-level{grid-template-columns:auto 1fr}
  .cl-btns{grid-column:1/-1;flex-direction:row}
  .cl-btns .btn{flex:1}
  .cl-ic{width:54px;height:54px;font-size:36px}
  .cq-opts{gap:8px}
  .cq-opt{font-size:17px;min-height:58px}
}