:root{--bg: #fdfcfa;--bg-raised: #ffffff;--bg-sunken: #f4f1ec;--text: #1c1917;--text-soft: #57534e;--text-faint: #a8a29e;--accent: #4f46e5;--accent-soft: #eef2ff;--accent-text: #ffffff;--amber: #f59e0b;--amber-soft: #fef3c7;--green: #16a34a;--green-soft: #dcfce7;--red: #dc2626;--red-soft: #fee2e2;--border: #e7e5e4;--shadow: 0 1px 3px rgb(0 0 0 / .06), 0 8px 24px rgb(0 0 0 / .06);--shadow-hover: 0 2px 6px rgb(0 0 0 / .08), 0 16px 40px rgb(0 0 0 / .12);--font-display: "Fraunces", ui-serif, "Iowan Old Style", "Palatino Linotype", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Hiragino Sans", "Yu Gothic", "Noto Sans CJK JP", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans CJK KR", "Noto Naskh Arabic", "Segoe UI Historic", "Geeza Pro", Georgia, "Times New Roman", serif;--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Hiragino Sans", "Yu Gothic", "Noto Sans CJK JP", "Apple SD 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#f2ece4;--text-soft: #c4bbb0;--text-faint: #8a8278;--accent: #56b4c4;--accent-soft: rgb(86 180 196 / .16);--accent-text: #12100e;--amber: #d4925a;--amber-soft: rgb(212 146 90 / .18);--green: #4ade80;--green-soft: rgb(74 222 128 / .12);--red: #f87171;--red-soft: rgb(248 113 113 / .14);--border: rgb(255 255 255 / .1);--shadow: 0 8px 32px rgb(0 0 0 / .35);--shadow-hover: 0 16px 48px rgb(0 0 0 / .45)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-body);font-size:1.0625rem;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;position:relative;isolation:isolate}img{max-width:100%;height:auto;border-radius:var(--radius-sm)}h1,h2,h3,h4{font-family:var(--font-display);line-height:1.2;letter-spacing:-.02em;font-weight:750}h1{font-size:clamp(2rem,5vw,3rem);margin:0 0 .5em}h2{font-size:clamp(1.45rem,3vw,1.85rem);margin:2.2em 0 .6em}h3{font-size:1.2rem;margin:1.8em 0 .5em}p{margin:0 0 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span{font-size:1rem;font-weight:500;color:var(--text-soft)}.pricing-features{list-style:none;padding:0;margin:0 0 1.5rem;line-height:1.8;color:var(--text-soft)}.pricing-features li:before{content:"✓ ";color:var(--green);font-weight:700}.cert-page{padding-block:3rem}.cert-hero{margin-bottom:.5rem}.cert-page .cert-intro{color:var(--text-soft);max-width:40rem;font-size:1.12rem;line-height:1.65;margin-bottom:0}.cert-grid{margin-top:2rem;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr))}.cert-card{position:relative;overflow:hidden;display:flex;flex-direction:column;gap:.35rem;min-height:13.5rem;background:radial-gradient(circle at 100% 0%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 42%),var(--bg-raised)}.cert-card:before{content:"";position:absolute;inset:0 auto auto 0;width:100%;height:4px;background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--amber) 70%,var(--accent)));opacity:.45}.cert-card--done{border-color:color-mix(in srgb,var(--green) 40%,var(--border));box-shadow:0 0 0 1px color-mix(in srgb,var(--green) 18%,transparent),var(--shadow)}.cert-card--done:before{background:linear-gradient(90deg,var(--green),color-mix(in srgb,var(--amber) 55%,var(--green)));opacity:1}.cert-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem}.cert-card-emoji{font-size:2.4rem;line-height:1}.cert-card-status{display:inline-flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;border-radius:999px;font-size:.95rem;font-weight:800;color:var(--text-faint);background:var(--bg-sunken);border:1px solid var(--border)}.cert-card--done .cert-card-status{color:var(--green);background:var(--green-soft);border-color:color-mix(in srgb,var(--green) 35%,var(--border))}.cert-card .cert-progress{color:var(--text-soft);min-height:2.8rem;flex:1;font-size:.92rem;line-height:1.45}.cert-card .cert-btn{margin-top:auto}.certificate-preview{margin-top:2.5rem;display:grid;gap:1rem}.certificate-print{--cert-accent: var(--accent);--cert-accent-soft: var(--accent-soft);--cert-glow: color-mix(in srgb, var(--cert-accent) 22%, transparent)}.certificate-print[data-level=kouzelnik],.certificate-print[data-level=vynalezce]{--cert-accent: var(--amber);--cert-accent-soft: var(--amber-soft)}.certificate-print[data-level=mistr],.certificate-print[data-level=datar]{--cert-accent: var(--green);--cert-accent-soft: var(--green-soft)}.certificate-print[data-level=sef]{--cert-accent: #b45309;--cert-accent-soft: var(--amber-soft)}.certificate-print{padding:.35rem;border-radius:calc(var(--radius) + 4px);background:linear-gradient(135deg,var(--cert-accent),color-mix(in srgb,var(--cert-accent) 55%,var(--amber)));box-shadow:0 18px 48px var(--cert-glow)}.cert-frame{position:relative;padding:.45rem;border-radius:var(--radius);background:var(--bg-raised)}.cert-inner{position:relative;text-align:center;padding:2.6rem 2rem 2.2rem;border:2px solid color-mix(in srgb,var(--cert-accent) 28%,var(--border));border-radius:calc(var(--radius) - 2px);background:radial-gradient(circle at 50% -10%,var(--cert-accent-soft),transparent 58%),linear-gradient(180deg,var(--bg-raised),var(--bg))}.cert-corner{position:absolute;width:1.6rem;height:1.6rem;border:3px solid var(--cert-accent);opacity:.55;z-index:1}.cert-corner--tl{top:.85rem;left:.85rem;border-right:none;border-bottom:none}.cert-corner--tr{top:.85rem;right:.85rem;border-left:none;border-bottom:none}.cert-corner--bl{bottom:.85rem;left:.85rem;border-right:none;border-top:none}.cert-corner--br{bottom:.85rem;right:.85rem;border-left:none;border-top:none}.cert-medal{font-size:2.5rem;line-height:1;margin-bottom:.35rem;filter:drop-shadow(0 4px 10px color-mix(in srgb,var(--amber) 35%,transparent))}.cert-brand{display:inline-flex;align-items:center;gap:.45rem;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-soft);margin:0;font-weight:700}.cert-mark{display:inline-flex;align-items:center;justify-content:center;min-width:1.65rem;height:1.65rem;border-radius:.45rem;background:var(--cert-accent-soft);color:var(--cert-accent);font-family:var(--font-mono);font-size:.72rem;letter-spacing:0;text-transform:none}.cert-divider{width:min(14rem,70%);height:2px;margin:1rem auto;background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--cert-accent) 55%,var(--border)),transparent)}.cert-divider--short{width:min(8rem,45%);margin-top:1.35rem}.cert-label{font-size:clamp(1.35rem,3vw,1.75rem);font-weight:800;margin:0;letter-spacing:.04em}.cert-cheer{display:inline-block;margin:.55rem 0 .9rem;padding:.28rem .85rem;border-radius:999px;font-size:.92rem;font-weight:700;color:color-mix(in srgb,var(--cert-accent) 82%,var(--text));background:var(--cert-accent-soft)}.cert-title{font-size:clamp(1.45rem,3.5vw,2rem);margin:0 0 1.1rem;line-height:1.2}.cert-name{font-size:clamp(1.85rem,5vw,2.65rem);font-weight:800;color:var(--cert-accent);margin:.35rem 0 .85rem;line-height:1.15;font-family:Georgia,Times New Roman,serif}.cert-body,.cert-date,.cert-sign,.cert-sign-role{color:var(--text-soft);margin:.35rem 0}.cert-achievement{max-width:30rem;margin-inline:auto;line-height:1.6;font-size:1.02rem}.cert-date{font-size:.88rem;letter-spacing:.03em}.cert-sign{margin-top:.85rem;font-weight:700;color:var(--text);font-size:1rem}.cert-sign-role{font-size:.82rem;letter-spacing:.06em;text-transform:lowercase;color:var(--text-faint)}.cert-sponsor{display:flex;flex-direction:column;align-items:center;gap:.35rem;margin-top:1.35rem;padding-top:1rem;border-top:1px solid color-mix(in srgb,var(--cert-accent) 18%,var(--border))}.cert-sponsor-label{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint)}.cert-sponsor img{height:2.6rem;width:auto;opacity:.92}.cert-actions{display:flex;gap:.75rem;flex-wrap:wrap;align-items:flex-end;padding:1rem 1.1rem}.cert-name-field{flex:1;min-width:12rem;margin:0}.cert-name-field span{font-size:.85rem;font-weight:600}.cert-print-hint{flex:1 1 100%;margin:0;font-size:.82rem;color:var(--text-faint);line-height:1.45}.tahak-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin:1.5rem 0 0}.tahak-section{margin-top:2.8rem}.tahak-intro{color:var(--text-soft);max-width:42rem;margin-top:.25rem}.tahak-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(19rem,1fr));gap:.9rem;margin-top:1.2rem}.tahak-item{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-raised);overflow:hidden;display:flex;flex-direction:column}.tahak-code{position:relative;margin:0;padding:.8rem 6.2rem .8rem 1rem;background:var(--bg-sunken);font-family:var(--font-mono);font-size:.83rem;line-height:1.5;white-space:pre-wrap;word-break:break-word}.tahak-code .copy-btn{top:.5rem;right:.5rem}.tahak-desc{margin:0;padding:.65rem 1rem .8rem;font-size:.9rem;color:var(--text-soft)}:root[data-theme=aurora] body{background:radial-gradient(ellipse 80% 60% at 92% 8%,rgb(255 154 90 / .42),transparent 55%),radial-gradient(ellipse 70% 55% at 8% 88%,rgb(120 140 255 / .32),transparent 50%),radial-gradient(ellipse 55% 45% at 52% 42%,rgb(255 100 160 / .22),transparent 55%),var(--bg)}:root[data-theme=aurora] body:before,:root[data-theme=aurora] body:after,:root[data-theme=chrome] body:before,:root[data-theme=chrome] body:after{content:"";position:fixed;pointer-events:none;z-index:-1;filter:blur(72px)}:root[data-theme=aurora] body:before{width:min(58vw,30rem);height:min(58vw,30rem);top:-10%;right:-6%;border-radius:63% 37% 54% 46%/55% 48% 52% 45%;background:linear-gradient(135deg,#ffb347,#ff6b6b,#c084fc);opacity:.72}:root[data-theme=aurora] body:after{width:min(52vw,26rem);height:min(52vw,26rem);bottom:4%;left:-10%;border-radius:44% 56% 38% 62%/52% 41% 59% 48%;background:linear-gradient(145deg,#60a5fa,#a78bfa,#fb7185);opacity:.62}:root[data-theme=chrome] body{background:radial-gradient(ellipse 65% 50% at 88% 12%,rgb(196 119 74 / .24),transparent 55%),radial-gradient(ellipse 55% 45% at 12% 82%,rgb(61 139 139 / .2),transparent 50%),var(--bg)}:root[data-theme=chrome] body:before{width:min(54vw,28rem);height:min(54vw,28rem);top:-12%;left:-8%;border-radius:48% 52% 62% 38%/42% 58% 44% 56%;background:linear-gradient(160deg,#8fa3b8,#c8774a,#3d8b8b);opacity:.55}:root[data-theme=chrome] body:after{width:min(48vw,24rem);height:min(48vw,24rem);bottom:-8%;right:-6%;border-radius:58% 42% 36% 64%/46% 54% 48% 52%;background:linear-gradient(125deg,#5a6570,#b8734a,#56b4c4);opacity:.48}:root[data-theme=aurora] .card,:root[data-theme=aurora] .cert-teaser-box,:root[data-theme=aurora] .cert-finale-cta,:root[data-theme=aurora] .guide-card,:root[data-theme=chrome] .card,:root[data-theme=chrome] .cert-teaser-box,:root[data-theme=chrome] .cert-finale-cta,:root[data-theme=chrome] .guide-card{backdrop-filter:blur(14px)}@media print{@page{margin:0;size:A4 portrait}html,body{margin:0!important;padding:0!important;background:#fff!important}body.print-cert .container{max-width:none;padding:0;margin:0}.site-header,.site-footer,#cert-paywall,#cert-levels,.cert-hero,.cert-actions,.cert-print-hint,#cert-jmeno-input,label{display:none!important}.certificate-preview{border:none;box-shadow:none;padding:0;margin:0;display:block!important}.certificate-print{box-shadow:none;padding:1.2cm;margin:0;background:none;break-inside:avoid-page;min-height:100vh;box-sizing:border-box;display:flex;align-items:center;justify-content:center}.cert-frame,.cert-inner{background:#fff!important;color:#111!important;border-color:#c7d2fe!important}.cert-corner{border-color:#6366f1!important}.cert-name{color:#312e81!important}.cert-cheer{background:#eef2ff!important;color:#4338ca!important}.cert-sponsor{border-top-color:#e5e7eb!important}.cert-sponsor-label{color:#9ca3af!important}.cert-sponsor img{opacity:1;print-color-adjust:exact;-webkit-print-color-adjust:exact}.tahak-actions,.callout.tip{display:none!important}.tahak-section{margin-top:1.2rem;break-inside:avoid-page}.tahak-grid{grid-template-columns:repeat(2,1fr);gap:.5rem}.tahak-item{break-inside:avoid;border-color:#ccc}.tahak-code{font-size:.72rem;padding:.5rem .7rem}.tahak-desc{font-size:.75rem;padding:.4rem .7rem .5rem}}.account-page{padding-block:2.75rem 3.5rem;max-width:34rem}.account-loading{color:var(--text-soft);padding:1rem 0}.account-guest{text-align:left}.account-guest h1{margin:.75rem 0 .5rem}.account-guest-text{color:var(--text-soft);font-size:1.05rem;margin:0 0 1.5rem}.account-guest-actions{display:flex;flex-wrap:wrap;gap:.75rem}.account-hero{margin-bottom:1.25rem}.account-badges{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.75rem}.account-hero h1{margin:0}.account-identity{display:flex;flex-direction:column;gap:.2rem;padding:1rem 1.15rem;margin-bottom:1.25rem;border-radius:var(--radius);border:1px solid var(--border);background:color-mix(in srgb,var(--accent-soft) 55%,var(--bg-raised))}.account-identity-label{font-size:.78rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--text-soft)}.account-identity-email{font-size:1.05rem;font-weight:600;color:var(--text);word-break:break-word}.account-section{margin-top:1rem}.account-section h2{margin:0 0 .65rem;font-size:1.25rem}.account-status{margin:0;color:var(--text-soft);line-height:1.5}.account-levels{list-style:none;margin:1rem 0 0;padding:0;display:grid;gap:.65rem}.account-level{border:1px solid var(--border);border-radius:calc(var(--radius) - 2px);padding:.85rem 1rem;background:color-mix(in srgb,var(--bg) 65%,var(--bg-raised))}.account-level.is-owned{border-color:color-mix(in srgb,var(--green) 28%,var(--border));background:color-mix(in srgb,var(--green-soft) 55%,var(--bg-raised))}.account-level-main{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap}.account-level-name{font-weight:700;color:var(--text);text-decoration:none}a.account-level-name:hover{color:var(--accent)}.account-unlock{display:inline-flex;margin-top:.65rem;font-size:.92rem;font-weight:700;text-decoration:none;color:var(--accent);padding:.35rem .7rem;border-radius:999px;background:var(--accent-soft);border:1px solid transparent;cursor:pointer;font-family:inherit;transition:background .15s ease,border-color .15s ease}.account-unlock:hover,.account-unlock:focus-visible{border-color:color-mix(in srgb,var(--accent) 40%,var(--border));background:color-mix(in srgb,var(--accent-soft) 70%,var(--accent))}.account-cta-row{margin-top:1.25rem;display:flex;flex-direction:column;align-items:stretch;gap:.75rem}.account-cta-row .btn{width:100%;text-align:center;box-sizing:border-box}.account-payment-callout .account-payment-body{display:grid;gap:.85rem}.account-payment-callout p{margin:0}.account-links{list-style:none;margin:0;padding:0}.account-links li+li{margin-top:.35rem}.account-links a{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.7rem .85rem;border-radius:calc(var(--radius) - 2px);text-decoration:none;color:var(--text);background:color-mix(in srgb,var(--bg) 70%,var(--bg-raised));border:1px solid transparent;transition:border-color .15s ease,background .15s ease}.account-links .is-locked a{color:var(--text-soft)}.account-links .account-link-meta{color:var(--text-soft);font-size:.85rem;font-weight:600;white-space:nowrap}.account-links a:hover{border-color:var(--border);background:var(--bg-raised)}.account-links .is-locked a:hover{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 30%,var(--border))}.account-footer{margin-top:1.75rem;display:flex;flex-direction:column;align-items:stretch}.account-footer .btn{width:100%;text-align:center;box-sizing:border-box}#account-school-view .account-status+.account-status{margin-top:.85rem}#account-school-view .account-level .account-status{margin-top:.35rem}