*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--navy:#0a1628;--blue:#0052a3;--text:#f0f4fa;--surface:#111d35;--surface2:#0d1a30;--text2:#8ba5c8;--accent:#3b82f6;--green:#10b981;--amber:#f59e0b;--purple:#8b5cf6;--red:#ef4444;--font:"Inter",sans-serif;--hairline:#d0dcf024;--hairline2:#d0dcf017}body{font-family:var(--font);background:var(--navy);color:var(--text);min-height:100vh;line-height:1.6;position:relative;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.aurora{z-index:-2;pointer-events:none;position:fixed;inset:0;overflow:hidden}.aurora:before{content:"";filter:blur(95px);opacity:.32;background:radial-gradient(circle,#3b82f680,#0000 65%);border-radius:50%;width:55vw;height:55vw;animation:26s ease-in-out infinite dr;position:absolute;top:-15vw;left:-12vw}@keyframes dr{0%,to{transform:translate(0)scale(1)}50%{transform:translate(8vw,7vw)scale(1.16)}}.nav{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#0a1628f2;border-bottom:1px solid #d0dcf01a;justify-content:space-between;align-items:center;padding:13px 24px;display:flex;position:sticky;top:0}.nav-logo{color:var(--text);align-items:center;font-size:17px;font-weight:800;display:flex}.nav-logo span{color:var(--text)}.nav-logo svg{margin-right:10px}.nav-links{align-items:center;gap:6px;display:flex}.nav-link{color:var(--text2);border-radius:8px;padding:7px 13px;font-size:13px;font-weight:600;transition:all .2s}.nav-link:hover{color:var(--text);background:#ffffff0d;text-decoration:none}.nav-cta{background:var(--accent);color:#fff;border-radius:8px;padding:8px 16px;font-size:13px;font-weight:600;transition:opacity .2s}.nav-cta:hover{opacity:.85;text-decoration:none}.container{max-width:680px;margin:0 auto;padding:0 20px}.statbar{z-index:90;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0d1a30eb;border-bottom:1px solid #d0dcf014;padding:11px 0;position:sticky;top:53px}.statbar-inner{align-items:center;gap:10px;max-width:680px;margin:0 auto;padding:0 20px;display:flex}.stat-pill{background:var(--surface);border:1px solid #d0dcf01a;border-radius:11px;align-items:center;gap:7px;padding:8px 13px;font-size:14px;font-weight:800;display:flex}.stat-review{cursor:pointer;font-family:var(--font);color:var(--text2);transition:all .2s}.stat-review.has{color:var(--text);background:#f59e0b1a;border-color:#f59e0b73;animation:2.4s ease-in-out infinite revPulse}@keyframes revPulse{0%,to{box-shadow:0 0 #f59e0b40}50%{box-shadow:0 0 0 6px #f59e0b00}}.rev-mod-label{color:var(--text2);text-transform:uppercase;letter-spacing:.5px;align-items:center;gap:8px;margin-bottom:10px;font-size:12px;font-weight:700;display:flex}.rev-summary-row{background:#ffffff08;border:1px solid #d0dcf014;border-radius:10px;align-items:center;gap:10px;margin-bottom:8px;padding:10px 14px;font-size:13px;display:flex}.rev-summary-row .rs-next{color:var(--text2);white-space:nowrap;margin-left:auto;font-size:11.5px}.stat-pill .si{font-size:17px}.stat-streak{color:#fb923c}.stat-xp{color:var(--amber)}.stat-level{background:var(--surface);border:1px solid #d0dcf01a;border-radius:11px;align-items:center;gap:8px;margin-left:auto;padding:7px 14px;display:flex}.sl-ico{font-size:18px}.sl-name{font-size:13px;font-weight:800}.sl-sub{color:var(--text2);font-size:10px;font-weight:600}.xpbar-wrap{max-width:680px;margin:8px auto 0;padding:0 20px}.xpbar{background:#ffffff0f;border-radius:5px;height:6px;overflow:hidden}.xpbar-fill{background:var(--accent);border-radius:5px;width:0%;height:100%;transition:width .7s cubic-bezier(.16,.84,.44,1)}.xpbar-label{color:var(--text2);text-align:center;margin-top:4px;font-size:10.5px}.hero{text-align:center;padding:30px 0 6px}.hero-badge{border:1px solid var(--hairline);color:var(--text2);letter-spacing:.3px;background:#ffffff0a;border-radius:20px;align-items:center;gap:7px;margin-bottom:14px;padding:6px 15px;font-size:11.5px;font-weight:600;display:inline-flex}.hero h1{letter-spacing:-1.2px;margin-bottom:10px;font-size:clamp(24px,4.5vw,34px);font-weight:900;line-height:1.14}.hero h1 span{color:var(--accent)}.hero p{color:var(--text2);max-width:480px;margin:0 auto;font-size:14.5px}.login-hint{color:var(--text2);background:#3b82f614;border:1px solid #3b82f633;border-radius:9px;margin-top:14px;padding:8px 14px;font-size:12px;text-decoration:none;transition:all .2s;display:inline-block}.login-hint:hover{color:var(--text);border-color:var(--accent);text-decoration:none}.login-hint b{color:var(--accent)}.synced-hint{color:var(--green);margin-top:14px;font-size:12px;display:inline-block}.path{padding:24px 0 30px;position:relative}.unit{margin-bottom:10px}.brand-sec{margin:34px 0 14px}.brand-sec-head{text-align:center;margin-bottom:16px}.brand-sec-title{letter-spacing:-.4px;font-size:22px;font-weight:900}.brand-sec-sub{color:var(--text2);margin-top:6px;font-size:13px;line-height:1.6}.brand-cards{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;display:grid}.brand-card{background:var(--surface);cursor:pointer;text-align:center;color:inherit;border:1.5px solid #d0dcf01f;border-radius:14px;padding:14px 12px;font-family:inherit;transition:all .18s;position:relative}.brand-card:hover{border-color:var(--bc);transform:translateY(-2px)}.brand-card.sel{border-color:var(--bc);box-shadow:0 0 0 1px var(--bc),0 8px 24px #00000040}.brand-card.comp{border-color:var(--bc)}.bc-ico{color:#fff;letter-spacing:.5px;border-radius:13px;justify-content:center;align-items:center;width:46px;height:46px;margin:0 auto 8px;font-size:22px;font-weight:800;display:flex;box-shadow:0 4px 14px #00000059,inset 0 1px #ffffff38}.tk-mono{color:#fff;border-radius:9px;flex:none;justify-content:center;align-items:center;width:30px;height:30px;font-size:15px;font-weight:800;display:inline-flex}.bc-name{font-size:14px;font-weight:800}.bc-desc{color:var(--text2);min-height:30px;margin-top:4px;font-size:10.5px;line-height:1.5}.bc-prog{align-items:center;gap:8px;margin-top:10px;display:flex}.bc-bar{background:#d0dcf01f;border-radius:4px;flex:1;height:6px;overflow:hidden}.bc-fill{background:var(--bc);border-radius:4px;height:100%;transition:width .4s}.bc-prog span{color:var(--text2);font-size:10.5px;font-weight:700}.bc-badge{background:var(--bc);color:#fff;border-radius:10px;padding:3px 8px;font-size:10px;font-weight:800;position:absolute;top:8px;right:8px}@media (max-width:640px){.brand-cards{grid-template-columns:repeat(2,1fr)}.bc-desc{display:none}}.unit-head{background:var(--surface);border:1px solid var(--hairline2);border-left:3px solid var(--hairline);border-radius:12px;align-items:center;gap:12px;margin-bottom:8px;padding:13px 18px;transition:border-color .25s;display:flex}.unit.done .unit-head{border-left-color:var(--green)}.unit-ico{font-size:22px}.unit-name{font-size:15px;font-weight:800}.unit-prog{color:var(--text2);font-size:11.5px;font-weight:600}.unit-badge{filter:grayscale()opacity(.4);margin-left:auto;font-size:18px;transition:filter .4s}.unit.done .unit-badge{filter:none}.nodes{flex-direction:column;align-items:center;gap:0;padding:6px 0;display:flex;position:relative}.node-row{flex-direction:column;align-items:center;padding:9px 0;display:flex;position:relative}.node-row:before{content:"";background:#d0dcf01f;width:3px;height:18px;position:absolute;top:-9px;left:50%;transform:translate(-50%)}.node-row:first-child:before{display:none}.node-row.done:before{background:var(--green)}.node{cursor:pointer;background:var(--surface);border:3px solid;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;font-size:27px;transition:transform .2s,box-shadow .3s;display:flex;position:relative}.node:hover{transform:scale(1.08)}.node:active{transform:scale(.95)}.node.done{border-color:var(--green);background:var(--green);box-shadow:0 5px #0c8a5f}.node.active{border-color:var(--accent);animation:2.4s ease-in-out infinite bob;box-shadow:0 5px #1e4a8a,0 0 22px -2px #3b82f699}.node.upcoming{opacity:.62;border-color:#d0dcf02e}@keyframes bob{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.node-check{color:#fff;justify-content:center;align-items:center;font-size:30px;font-weight:900;display:flex;position:absolute;inset:0}.node-label{color:var(--text);text-align:center;max-width:150px;margin-top:7px;font-size:12px;font-weight:700;line-height:1.3}.node-row.upcoming .node-label{color:var(--text2)}.node-meta{color:var(--text2);margin-top:2px;font-size:10px}.start-tag{background:var(--accent);color:#fff;white-space:nowrap;border-radius:20px;padding:3px 10px;font-size:10px;font-weight:800;animation:2.4s ease-in-out infinite bob;position:absolute;top:-30px;left:50%;transform:translate(-50%)}.start-tag:after{content:"";background:var(--accent);width:8px;height:8px;position:absolute;bottom:-4px;left:50%;transform:translate(-50%)rotate(45deg)}.lesson-bg{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;background:#050c18d1;justify-content:center;align-items:flex-end;display:none;position:fixed;inset:0}.lesson-bg.show{display:flex}.lesson{background:var(--surface);border:1px solid #d0dcf01f;border-radius:20px 20px 0 0;width:100%;max-width:680px;max-height:90vh;animation:.35s cubic-bezier(.16,.84,.44,1) slideUp;overflow-y:auto}@media (min-width:700px){.lesson-bg{align-items:center}.lesson{border-radius:20px}}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.lesson-head{background:var(--surface);z-index:2;border-bottom:1px solid #d0dcf014;align-items:flex-start;gap:14px;padding:20px 22px 14px;display:flex;position:sticky;top:0}.lh-ico{background:#3b82f61f;border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:54px;height:54px;font-size:32px;display:flex}.lh-meta{flex:1;min-width:0}.lh-title{margin-bottom:5px;font-size:18px;font-weight:800;line-height:1.25}.lh-tags{flex-wrap:wrap;gap:7px;display:flex}.lh-tag{color:var(--text2);background:#ffffff0f;border-radius:20px;padding:3px 9px;font-size:10.5px;font-weight:700}.lesson-close{color:var(--text2);cursor:pointer;background:0 0;border:none;padding:2px 6px;font-size:24px;line-height:1}.lesson-body{padding:18px 22px 22px}.l-ozet{color:var(--text2);border-left:3px solid var(--accent);margin-bottom:18px;padding-left:14px;font-size:14.5px;font-style:italic;line-height:1.6}.l-sec{margin-bottom:16px}.l-sec h3{color:var(--text);margin-bottom:5px;font-size:15px;font-weight:800}.l-sec p{color:#c5d3e8;font-size:14px;line-height:1.7}.l-complete{cursor:pointer;width:100%;font-size:15px;font-weight:800;font-family:var(--font);background:var(--green);color:#fff;border:none;border-radius:13px;margin-top:10px;padding:15px;transition:transform .15s,box-shadow .2s;box-shadow:0 4px #0c8a5f}.l-complete:hover{transform:translateY(-1px)}.l-complete:active{transform:translateY(2px);box-shadow:0 1px #0c8a5f}.l-complete.is-done{background:var(--surface2);color:var(--text2);box-shadow:0 4px #0000004d}.l-complete.is-locked{background:var(--surface2);color:var(--text2);cursor:not-allowed;opacity:.85;box-shadow:0 4px #0000004d}.l-complete.is-locked:hover{transform:none}.l-lock-count{font-variant-numeric:tabular-nums;font-weight:900}.l-lock-bar{background:#ffffff14;border-radius:4px;height:4px;margin-top:8px;overflow:hidden}.l-lock-bar-fill{background:var(--accent);border-radius:4px;height:100%;transition:width 1s linear}.l-next-hint{text-align:center;color:var(--text2);margin-top:12px;font-size:12px}.l-progress{align-items:center;gap:12px;margin:2px 0 14px;display:flex}.l-prog-label{color:var(--text2);letter-spacing:.4px;white-space:nowrap;font-size:11.5px;font-weight:700}.l-dots{flex-wrap:wrap;align-items:center;gap:5px;display:flex}.l-dot{background:#ffffff1f;border-radius:50%;width:8px;height:8px;transition:all .2s}.l-dot.past{background:var(--accent);opacity:.45;cursor:pointer}.l-dot.past:hover{opacity:.8}.l-dot.cur{background:var(--accent);transform:scale(1.4)}.l-card{border:1px solid #d0dcf017;border-left:3px solid var(--accent);background:#ffffff05;border-radius:14px;margin-bottom:14px;padding:20px 22px;animation:.3s cardIn}@keyframes cardIn{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:none}}.l-card h3{color:var(--text);align-items:center;gap:10px;margin-bottom:13px;font-size:15.5px;font-weight:800;display:flex}.lt-chip{background:#3b82f621;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:15px;display:inline-flex}.l-card p{color:#c5d3e8;margin-bottom:12px;font-size:14.5px;line-height:1.8}.l-card p:last-child{margin-bottom:0}.l-key{color:#8fbcf9;font-weight:700}.l-card.lt-warn{border-left-color:#f59e0b}.l-card.lt-warn .lt-chip{background:#f59e0b26}.l-card.lt-case{border-left-color:var(--hairline)}.l-card.lt-case .lt-chip{background:#10b98126}.l-card.lt-comp{border-left-color:var(--hairline)}.l-card.lt-comp .lt-chip{background:#8b5cf626}.l-card.lt-hist{border-left-color:var(--hairline)}.l-card.lt-hist .lt-chip{background:#64748b33}.l-card.lt-maint{border-left-color:var(--hairline)}.l-card.lt-maint .lt-chip{background:#06b6d426}.l-vis{background:#0a162899;border:1px solid #d0dcf014;border-radius:10px;margin-bottom:14px;padding:12px 10px 8px;overflow-x:auto}.l-vis svg{width:100%;min-width:400px;height:auto;display:block}.l-vis-cap{color:var(--text2);text-align:center;padding:6px 4px 2px;font-size:11px}.l-card.lt-quiz{background:#f59e0b0a;border-left-color:#f59e0b}.l-card.lt-quiz .lt-chip{background:#f59e0b26}.l-dot.q{border-radius:3px;width:9px;height:9px}.l-dot.q.cur{background:#f59e0b}.l-dot.q.past{opacity:.5;background:#f59e0b}.l-nav{align-items:stretch;gap:10px;display:flex}.l-back{color:var(--text2);cursor:pointer;font-size:15px;font-weight:700;font-family:var(--font);background:0 0;border:1px solid #d0dcf026;border-radius:13px;padding:0 20px;transition:all .15s}.l-back:hover{border-color:var(--accent);color:var(--text)}.l-nav .l-complete{flex:1;margin-top:0}.quiz-prog{color:var(--text2);margin-bottom:8px;font-size:12px;font-weight:700}.quiz-bar{background:#ffffff12;border-radius:5px;height:6px;margin-bottom:18px;overflow:hidden}.quiz-bar-fill{background:var(--accent);border-radius:5px;height:100%;transition:width .3s}.quiz-q{margin-bottom:16px;font-size:17px;font-weight:800;line-height:1.4}.quiz-opts{flex-direction:column;gap:9px;display:flex}.quiz-opt{text-align:left;background:var(--surface2);color:var(--text);cursor:pointer;font-size:14.5px;font-weight:600;font-family:var(--font);border:2px solid #d0dcf01f;border-radius:12px;padding:14px 16px;transition:all .15s}.quiz-opt:hover{border-color:var(--accent);transform:translate(2px)}.quiz-opt.opt-correct{border-color:var(--green);color:#4ade80;background:#10b98124}.quiz-opt.opt-wrong{border-color:var(--red);color:#fca5a5;background:#ef44441f}.quiz-fb{text-align:center;margin-top:14px}.fb-ok{color:var(--green);font-size:15px;font-weight:800}.fb-no{color:#fca5a5;font-size:14px;font-weight:700}.quiz-next{background:var(--accent);color:#fff;cursor:pointer;width:100%;font-size:15px;font-weight:800;font-family:var(--font);border:none;border-radius:12px;margin-top:14px;padding:14px;display:block;box-shadow:0 4px #1e4a8a}.quiz-next:active{transform:translateY(2px);box-shadow:0 1px #1e4a8a}.quiz-result{text-align:center;padding:14px 6px}.qr-ico{margin-bottom:8px;font-size:50px}.qr-title{margin-bottom:6px;font-size:20px;font-weight:900}.qr-score{color:var(--amber);margin-bottom:8px;font-size:15px;font-weight:700}.qr-sub{color:var(--text2);max-width:380px;margin:0 auto 18px;font-size:13.5px;line-height:1.6}.quiz-review{width:100%;color:var(--text2);cursor:pointer;font-size:13px;font-weight:600;font-family:var(--font);background:0 0;border:1px solid #d0dcf02e;border-radius:11px;margin-top:10px;padding:11px;display:block}.toast{background:var(--surface);border:1px solid var(--accent);z-index:300;opacity:0;text-align:center;pointer-events:none;border-radius:14px;padding:14px 22px;transition:all .4s cubic-bezier(.16,.84,.44,1);position:fixed;top:80px;left:50%;transform:translate(-50%)translateY(-20px);box-shadow:0 12px 40px -8px #0009}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.toast-ico{margin-bottom:4px;font-size:34px}.toast-title{font-size:16px;font-weight:800}.toast-sub{color:var(--text2);margin-top:2px;font-size:12.5px}.xp-pop{z-index:310;color:var(--amber);pointer-events:none;font-size:20px;font-weight:900;animation:1s ease-out forwards xpFly;position:fixed}@keyframes xpFly{0%{opacity:0;transform:translateY(0)scale(.7)}20%{opacity:1;transform:translateY(-14px)scale(1.1)}to{opacity:0;transform:translateY(-60px)scale(1)}}.finish-card{text-align:center;background:linear-gradient(135deg,#f59e0b24,#8b5cf61a);border:1px solid #f59e0b4d;border-radius:18px;margin:18px 0 10px;padding:30px 24px;animation:.6s both fadeUp}.finish-medal{margin-bottom:8px;font-size:54px;animation:2.4s ease-in-out infinite bob}.finish-title{margin-bottom:8px;font-size:22px;font-weight:900}.finish-sub{color:var(--text2);max-width:460px;margin:0 auto 18px;font-size:14px;line-height:1.6}.finish-next{color:var(--text);margin-bottom:12px;font-size:13px}.finish-actions{flex-direction:column;gap:9px;max-width:340px;margin:0 auto;display:flex}.fa-btn{background:var(--surface);color:var(--text);border:1px solid #d0dcf01f;border-radius:11px;padding:12px 18px;font-size:14px;font-weight:700;transition:all .2s}.fa-btn:hover{border-color:var(--accent);text-decoration:none;transform:translateY(-2px)}.fa-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.fa-primary:hover{opacity:.9}.cta-box{text-align:center;background:linear-gradient(135deg,#3b82f621,#8b5cf614);border:1px solid #3b82f633;border-radius:16px;margin:10px 0 40px;padding:28px}.cta-box h2{margin-bottom:9px;font-size:20px;font-weight:800}.cta-box p{color:var(--text2);max-width:460px;margin:0 auto 18px;font-size:14px}.cta-row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.cta-row a{border-radius:10px;padding:11px 22px;font-size:14px;font-weight:700;transition:all .2s}.cta-primary{background:var(--accent);color:#fff}.cta-primary:hover{opacity:.88;text-decoration:none}.cta-ghost{color:var(--text2);background:0 0;border:1px solid #d0dcf033}.cta-ghost:hover{color:var(--text);text-decoration:none}footer{text-align:center;color:var(--text2);border-top:1px solid #d0dcf014;padding:28px 20px;font-size:13px}footer a{color:var(--text2)}footer a:hover{color:var(--text)}.cert-card{background:var(--surface);border:1px solid var(--hairline);border-left:3px solid var(--accent);border-radius:16px;margin:18px 0 2px;padding:20px 20px 18px;position:relative;overflow:hidden}.cert-card:after{display:none}.cert-body{z-index:1;position:relative}.cert-head{align-items:center;gap:12px;margin-bottom:10px;display:flex}.cert-medal{flex:none;font-size:30px;line-height:1}.cert-title{letter-spacing:-.3px;font-size:16.5px;font-weight:900;line-height:1.25}.cert-sub{color:var(--text2);margin-top:3px;font-size:12.5px;line-height:1.55}.cert-gift{border:1px solid var(--hairline);color:var(--text2);background:#ffffff0a;border-radius:8px;align-items:center;gap:6px;margin-bottom:4px;padding:6px 12px;font-size:11.5px;font-weight:600;line-height:1.4;display:inline-flex}.cert-gift b{color:var(--text);font-weight:700}.cert-bar{background:#ffffff12;border-radius:6px;height:8px;margin:12px 0 6px;overflow:hidden}.cert-bar-fill{background:var(--accent);border-radius:6px;width:0%;height:100%;transition:width .6s cubic-bezier(.16,.84,.44,1)}.cert-bar-label{color:var(--text2);font-size:11.5px;font-weight:600;line-height:1.5}.cert-btn{background:var(--accent);color:#fff;cursor:pointer;width:100%;font-size:14.5px;font-weight:700;font-family:var(--font);text-align:center;border:none;border-radius:10px;margin-top:12px;padding:14px;transition:filter .16s,transform .12s;display:block;box-shadow:0 1px 2px #0000004d}.cert-btn:hover{color:#fff;filter:brightness(1.08);text-decoration:none}.cert-btn:active{transform:translateY(1px)}.cert-btn[disabled]{opacity:.55;cursor:not-allowed;box-shadow:none}.cert-btn.gold{background:var(--amber);color:#241300;box-shadow:0 1px 2px #0000004d}.cert-btn.gold:active{transform:translateY(1px)}.cert-btn.ghost{color:var(--text2);box-shadow:none;background:0 0;border:1px solid #d0dcf033;padding:11px;font-size:13.5px;font-weight:700}.cert-btn.ghost:hover{color:var(--text);border-color:var(--accent)}.cert-rules{flex-wrap:wrap;gap:6px;margin-top:11px;display:flex}.cert-rule{color:var(--text2);background:#ffffff0d;border:1px solid #d0dcf01a;border-radius:9px;padding:5px 9px;font-size:11px;font-weight:700}.cert-warn{color:#fcd34d;background:#f59e0b1a;border:1px solid #f59e0b4d;border-radius:11px;margin-top:11px;padding:11px 13px;font-size:12.5px;line-height:1.6}.cert-err{color:#fca5a5;background:#ef44441a;border:1px solid #ef44444d;border-radius:11px;margin-top:11px;padding:11px 13px;font-size:12.5px;line-height:1.6}.cert-ok{color:#4ade80;background:#10b9811a;border:1px solid #10b9814d;border-radius:11px;margin-top:11px;padding:11px 13px;font-size:12.5px;line-height:1.6}.cert-warn a,.cert-err a,.cert-ok a{color:inherit;font-weight:800;text-decoration:underline}.cert-meta{grid-template-columns:repeat(auto-fit,minmax(128px,1fr));gap:8px;margin-top:12px;display:grid}.cert-meta>div{background:#ffffff0a;border:1px solid #d0dcf01a;border-radius:11px;padding:9px 12px}.cert-meta b{color:var(--text2);text-transform:uppercase;letter-spacing:.6px;margin-bottom:2px;font-size:9.5px;font-weight:800;display:block}.cert-meta span{font-size:14px;font-weight:800}.cert-code{letter-spacing:.4px;color:#fcd34d;word-break:break-all;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px}.cert-consent{color:var(--text2);cursor:pointer;align-items:flex-start;gap:9px;margin-top:13px;font-size:12px;line-height:1.55;display:flex}.cert-consent input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer;flex:none;margin-top:2px}.cert-consent b{color:var(--text)}.exam-bg{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:220;background:#050c18e6;justify-content:center;align-items:flex-end;display:none;position:fixed;inset:0}.exam-bg.show{display:flex}.exam{background:var(--surface);border:1px solid #d0dcf01f;border-radius:20px 20px 0 0;width:100%;max-width:680px;max-height:94vh;animation:.35s cubic-bezier(.16,.84,.44,1) slideUp;overflow-y:auto}@media (min-width:700px){.exam-bg{align-items:center}.exam{border-radius:20px}}.exam-head{z-index:3;background:var(--surface);border-bottom:1px solid #d0dcf014;padding:14px 18px;position:sticky;top:0}.exam-head-row{align-items:center;gap:10px;display:flex}.exam-h-title{font-size:14.5px;font-weight:900;line-height:1.3}.exam-timer{font-variant-numeric:tabular-nums;color:#93c5fd;white-space:nowrap;background:#3b82f624;border:1px solid #3b82f659;border-radius:10px;margin-left:auto;padding:6px 12px;font-size:15px;font-weight:900}.exam-timer.warn{color:#fca5a5;background:#ef444424;border-color:#ef444473;animation:1.6s ease-in-out infinite revPulse}.exam-close{color:var(--text2);cursor:pointer;background:0 0;border:none;padding:0 2px;font-family:inherit;font-size:22px;line-height:1}.exam-close:hover{color:var(--text)}.exam-progrow{align-items:center;gap:10px;margin-top:10px;display:flex}.exam-bar{background:#ffffff12;border-radius:5px;flex:1;height:6px;overflow:hidden}.exam-bar-fill{background:var(--green);border-radius:5px;width:0%;height:100%;transition:width .3s}.exam-count{color:var(--text2);white-space:nowrap;font-size:11.5px;font-weight:800}.exam-jump{color:var(--text2);cursor:pointer;white-space:nowrap;background:#ffffff0d;border:1px solid #d0dcf024;border-radius:9px;padding:5px 9px;font-family:inherit;font-size:11px;font-weight:800}.exam-jump:hover{color:var(--text);border-color:var(--accent)}.exam-body{padding:16px 18px 20px}.exam-note{color:var(--text2);background:#ffffff08;border:1px solid #d0dcf01a;border-radius:11px;margin-bottom:14px;padding:10px 13px;font-size:12px;line-height:1.6}.exam-q{background:var(--surface2);border:1px solid #d0dcf01a;border-radius:14px;margin-bottom:12px;padding:14px 15px;scroll-margin-top:130px}.exam-q.answered{border-color:#10b98159}.exam-q-no{color:var(--text2);letter-spacing:.6px;margin-bottom:6px;font-size:10.5px;font-weight:800}.exam-q-text{margin-bottom:11px;font-size:15px;font-weight:800;line-height:1.45}.exam-opt{cursor:pointer;background:#ffffff08;border:2px solid #d0dcf01a;border-radius:11px;align-items:flex-start;gap:10px;margin-bottom:7px;padding:11px 13px;font-size:14px;font-weight:600;line-height:1.5;transition:border-color .15s,background .15s;display:flex}.exam-opt:hover{border-color:#3b82f673}.exam-opt.sel{border-color:var(--accent);background:#3b82f61f}.exam-opt input{width:16px;height:16px;accent-color:var(--accent);cursor:pointer;flex:none;margin-top:3px}.exam-foot{z-index:3;background:var(--surface);border-top:1px solid #d0dcf014;padding:12px 18px 16px;position:sticky;bottom:0}.exam-res{text-align:center;padding:24px 18px 26px}.exam-res-ico{font-size:52px;line-height:1}.exam-res-score{letter-spacing:-2px;margin-top:6px;font-size:40px;font-weight:900;line-height:1.1}.exam-res-title{margin-top:2px;font-size:19px;font-weight:900}.exam-res-sub{color:var(--text2);margin-top:8px;font-size:13px;line-height:1.6}.exam-weak{flex-wrap:wrap;justify-content:center;gap:6px;margin-top:10px;display:flex}.exam-weak span{color:#fca5a5;background:#ef44441f;border:1px solid #ef44444d;border-radius:9px;padding:5px 10px;font-size:11.5px;font-weight:800}@media (max-width:520px){.exam-head{padding:12px 14px}.exam-body{padding:14px}.exam-foot{padding:10px 14px 14px}.cert-card{padding:17px 15px 15px}.exam-h-title{font-size:13px}.exam-timer{padding:5px 10px;font-size:14px}}.zboot .zln{stroke-dasharray:72;stroke-dashoffset:72px;opacity:0;animation:.5s forwards zdraw}.zboot .z1{animation-delay:.1s}.zboot .z2{stroke-dasharray:90;stroke-dashoffset:90px;animation-delay:.35s}.zboot .z3{animation-delay:.7s}.zboot .zbar{transform-origin:34px 6px;animation:.4s .95s forwards zgrow;transform:scaleY(0)}.zboot .zdot{opacity:0;animation:.45s cubic-bezier(.5,1.6,.5,1) 1.3s forwards zdrop;transform:translateY(-30px)}@keyframes zdraw{to{opacity:.35;stroke-dashoffset:0}}@keyframes zgrow{to{transform:scaleY(1)}}@keyframes zdrop{to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.zboot .zln,.zboot .zbar,.zboot .zdot{opacity:1;stroke-dashoffset:0;animation:none;transform:none}.zboot .zln{opacity:.35}}.akd-burger{color:#f0f4fa;cursor:pointer;background:#111d35;border:1px solid #d0dcf040;border-radius:8px;padding:7px 12px;font-family:inherit;font-size:18px;line-height:1;display:none}.akd-menu{z-index:1000;background:#111d35;border:1px solid #d0dcf02e;border-radius:14px;flex-direction:column;min-width:250px;padding:6px;display:none;position:fixed;top:56px;right:10px;box-shadow:0 14px 40px #00000080}.akd-menu.open{display:flex}.akd-menu a{color:#f0f4fa;border-radius:9px;align-items:center;gap:10px;padding:11px 14px;font-size:14px;font-weight:600;text-decoration:none;display:flex}.akd-menu a:hover{background:#0d1e35;text-decoration:none}.akd-menu a.akd-cta{color:#fff;background:#0052a3;margin-top:4px}@media (max-width:720px){.akd-burger{display:block}.nav .nav-link,.nav .nav-cta,.nav-actions-ak .free-badge,.nav-actions-ak .nav-edu-btn,.nav-inner .nav-link,.nav .nav-badge,.nav-inner .nav-badge{display:none!important}}