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.pt{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);font-weight:700;margin-bottom:6px}.practice p,.practice li{color:var(--text-dim);font-size:14.5px;margin:0 0 6px}.lesson-nav{display:flex;justify-content:space-between;gap:12px;margin-top:40px;flex-wrap:wrap}.stepbar{display:flex;gap:5px;flex-wrap:wrap;margin:8px 0 24px}.stepdot{width:22px;height:5px;border-radius:3px;background:var(--bg-3)}.stepdot.on{background:var(--accent)}.stepdot.done{background:var(--good)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#06040ea8;z-index:40;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal-wrap{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:grid;place-items:center;padding:22px;pointer-events:none}.panel{pointer-events:auto;position:relative;width:min(420px,94vw);max-height:90vh;overflow:auto;background:var(--bg-2);border:1px solid var(--glass-stroke);border-radius:18px;padding:26px 24px;box-shadow:0 30px 80px #00000080}.panel .close{position:absolute;top:12px;right:12px;background:none;border:0;font-size:16px;color:var(--text-faint)}.ec-glyph{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-family:var(--font-display);color:var(--on-accent);background:linear-gradient(135deg,var(--accent),var(--accent-3))}.panel h3{font-size:20px}.panel .sub{color:var(--text-dim);font-size:13.5px;margin-bottom:16px}.auth-msg{border-radius:10px;padding:9px 12px;font-size:13px;margin-bottom:12px}.auth-msg.err{background:color-mix(in srgb,var(--bad) 18%,transparent);color:var(--bad)}.auth-msg.ok{background:color-mix(in srgb,var(--good) 18%,transparent);color:var(--good)}.googlebtn{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;background:var(--bg-3);border:1px solid var(--glass-stroke);border-radius:11px;padding:11px;font-weight:600;font-size:14px;margin-bottom:12px}.googlebtn .g{font-family:var(--font-display);color:var(--accent)}.auth-or{display:flex;align-items:center;gap:10px;color:var(--text-faint);font-size:12px;margin:8px 0 12px}.auth-or:before,.auth-or:after{content:"";flex:1;height:1px;background:var(--glass-stroke)}.authbtn{width:100%;border:0;border-radius:11px;padding:11px;font-weight:700;font-size:14px;color:var(--on-accent);background:linear-gradient(135deg,var(--accent),var(--accent-3))}.auth-links{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-top:12px}.linkbtn{background:none;border:0;color:var(--accent);font-size:12.5px;font-weight:600}.filterbtn{border:1px solid var(--glass-stroke);background:var(--bg-3);color:var(--text);border-radius:9px;padding:6px 12px;font-weight:600}@media(max-width:1000px){.rv-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.topbar .hamburger{display:grid;place-items:center}.brand small{display:none}.sidebar{position:fixed;top:var(--topbar-h);left:0;z-index:45;width:252px;height:calc(100vh - var(--topbar-h));background:var(--bg-2);border-right:1px solid var(--glass-stroke);transform:translate(-105%);transition:transform .25s ease}.sidebar.open{transform:translate(0);box-shadow:16px 0 50px #00000080}.scrim.show{display:block;position:fixed;inset:var(--topbar-h) 0 0 0;z-index:44;background:#00000080}.content{padding:24px 16px 84px}}@media(max-width:640px){.rv-grid,.rv-grid.two{grid-template-columns:1fr}.hero{padding:38px 4px 28px}.sec{margin:40px 0}.lead{font-size:16.5px}}@media(max-width:520px){.loginbtn-label{display:none}}