:root{--blue:#1d4f9c;--blue-d:#163d7a;--blue-l:#e8eff9;--ink:#1b2430;--muted:#5d6b7c;--line:#d9e0e8;--bg:#f4f6f9;--card:#fff;--ok:#1f7a4d;--ok-l:#e5f4ec;--err:#b42318;--err-l:#fdecea;--warn:#8a5a00;--warn-l:#fff6e0;--r:10px}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);margin:0;font:15px/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--blue)}:focus-visible{outline:2px solid var(--blue);outline-offset:2px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip{z-index:50;background:#fff;border-radius:6px;padding:8px 12px;position:absolute;top:8px;left:-9999px}.skip:focus{left:16px}header.site{border-bottom:1px solid var(--line);background:#fff}.hwrap{justify-content:space-between;align-items:center;gap:12px;max-width:980px;margin:0 auto;padding:14px 16px;display:flex}.logo{align-items:center;gap:10px;text-decoration:none;display:flex}.logo img{width:auto;height:40px;display:block}.logo-sub{color:var(--muted);font-size:14px;font-weight:500}.hmeta{color:var(--muted);text-align:right;font-size:12px}.hmeta code{font-size:12px}main{max-width:980px;margin:0 auto;padding:24px 16px 60px}footer.site{max-width:980px;color:var(--muted);flex-wrap:wrap;gap:16px;margin:0 auto;padding:0 16px 32px;font-size:13px;display:flex}footer.site a{color:var(--muted)}h1{margin:0 0 6px;font-size:26px;line-height:1.25}h2{margin:0 0 12px;font-size:19px}.sub{color:var(--muted);margin:0 0 20px}.sub-tight{color:var(--muted);margin:0 0 4px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);margin-bottom:18px;padding:22px}.grid{grid-template-columns:1fr 1fr;gap:14px 16px;display:grid}.g3{grid-template-columns:2fr 1fr;gap:14px 16px;display:grid}.g-plz{grid-template-columns:1fr 2fr;gap:14px 16px;display:grid}.full{grid-column:1/-1}label,.label{margin-bottom:4px;font-size:13px;font-weight:600;display:block}.label-note{color:var(--muted);font-weight:400}input,select{border:1px solid var(--line);width:100%;font:inherit;color:var(--ink);background:#fff;border-radius:8px;padding:10px 12px}input:focus,select:focus{border-color:var(--blue);outline:2px solid #9bbbe8}input.bad{border-color:var(--err);background:var(--err-l)}input.good{border-color:#7cc3a0}.hint{color:var(--muted);min-height:16px;margin-top:3px;font-size:12px}.hint.err{color:var(--err)}.notice{border-radius:8px;align-items:flex-start;gap:10px;margin-bottom:14px;padding:12px 14px;font-size:14px;display:flex}.notice p{margin:0 0 6px}.notice p:last-child{margin-bottom:0}.notice.warn{background:var(--warn-l);color:#5c3d00;border:1px solid #f0d58a}.notice.info{background:var(--blue-l);color:#183a6e;border:1px solid #c3d5ef}.notice.ok{background:var(--ok-l);color:#14532d;border:1px solid #a6d9bd}.notice.error{background:var(--err-l);color:#7a1b12;border:1px solid #f1b5ad}.notice-icon{text-align:center;flex:none;width:18px}.idbox{background:#f7f9fc;border:1px dashed #b9c6d6;border-radius:8px;grid-template-columns:1fr auto;gap:10px 16px;margin-bottom:16px;padding:12px 14px;font-size:13px;display:grid}.idbox code{word-break:break-all;color:#0e2f63;font:12.5px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.idbox-title{margin-bottom:2px;font-weight:600}.btn{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:8px;align-items:center;gap:8px;padding:11px 20px;font-family:inherit;font-size:15px;font-weight:600;line-height:1;text-decoration:none;display:inline-flex}.btn:hover{background:var(--blue-d)}.btn[disabled]{cursor:not-allowed;background:#9aaac0}.btn.sec{color:var(--blue);border:1px solid var(--blue);background:#fff}.btn.sec:hover{background:var(--blue-l)}.btn.sm{padding:7px 12px;font-size:13px}.btn.danger{background:var(--err)}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row.between{justify-content:space-between}.mt{margin-top:18px}.mb{margin-bottom:18px}.check{align-items:flex-start;gap:10px;font-size:14px;font-weight:400;display:flex}.check input{width:auto;margin-top:4px}.flag{vertical-align:-4px;border-radius:50%;flex:none;width:20px;height:20px;display:inline-block;overflow:hidden;box-shadow:0 0 0 1px #00000026}.flag svg{width:100%;height:100%;display:block}.tr-wrap{vertical-align:baseline;margin-left:6px;display:inline-block;position:relative}.tr{cursor:help;vertical-align:-4px;background:0 0;border:0;padding:0;line-height:1;display:inline-flex}.tr .flag{vertical-align:0}.tr-wrap .bubble{z-index:20;color:#f1f4f8;text-align:left;white-space:normal;background:#1f2a37;border-radius:8px;width:min(380px,80vw);padding:10px 12px;font-size:13.5px;font-weight:400;line-height:1.5;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);box-shadow:0 6px 20px #00000040}.tr-wrap .bubble[hidden]{display:none}.tr-wrap .bubble:after{content:"";border:6px solid #0000;border-top-color:#1f2a37;margin-left:-6px;position:absolute;top:100%;left:50%}.bubble-cap{color:#9fb0c3;margin-bottom:4px;font-size:11px;display:block}.tr:focus-visible{outline:none}.tr:focus-visible .flag{box-shadow:0 0 0 2px var(--blue)}.tr-wrap[data-lang]{display:none}.lang-scope:has(input[name=lang][value=en]:checked) .tr-wrap[data-lang=en],.lang-scope:has(input[name=lang][value=tr]:checked) .tr-wrap[data-lang=tr],.lang-scope:has(input[name=lang][value=sq]:checked) .tr-wrap[data-lang=sq],.lang-scope:has(input[name=lang][value=el]:checked) .tr-wrap[data-lang=el]{display:inline-block}.langpick{border:0;flex-wrap:wrap;gap:8px;margin:0;padding:0;display:flex}.langpick label{border:1px solid var(--line);cursor:pointer;border-radius:999px;align-items:center;gap:8px;margin:0;padding:6px 12px 6px 8px;font-weight:500;display:flex}.langpick input{opacity:0;width:1px;height:1px;position:absolute}.langpick label:has(input:checked){border-color:var(--blue);background:var(--blue-l);font-weight:700}.langpick label:has(input:focus-visible){outline:2px solid var(--blue);outline-offset:2px}.progress{background:#e3e8ef;border-radius:99px;height:8px;overflow:hidden}.progress-bar{background:var(--blue);height:100%;display:block}.lessons{gap:10px;margin:0;padding:0;list-style:none;display:grid}.lesson{border:1px solid var(--line);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.st{white-space:nowrap;border-radius:99px;padding:3px 9px;font-size:12px;font-weight:700}.st.done{background:var(--ok-l);color:var(--ok)}.st.now{background:var(--blue-l);color:var(--blue)}.st.open{color:var(--muted);background:#eef1f5}.st.locked{background:var(--err-l);color:var(--err)}.tabs{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:4px;margin-bottom:16px;display:flex}.tabs button,.tabs a{color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:3px solid #0000;padding:10px 14px;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none}.tabs [aria-selected=true]{color:var(--blue);border-bottom-color:var(--blue)}.panel+.panel{margin-top:24px}.js .panel+.panel{margin-top:0}.panel-title{font-size:17px}.js .panel-title{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}video{aspect-ratio:16/9;background:#000;border-radius:8px;width:100%}.slides{gap:10px;padding-bottom:6px;display:flex;overflow-x:auto}.slides img{border:1px solid var(--line);background:#fff;border-radius:6px;width:auto;height:220px;display:block}.txt p,.txt ul{margin:0 0 12px}.txt h3{margin:18px 0 8px;font-size:16px}.q{border:1px solid var(--line);border-radius:8px;margin:0 0 12px;padding:16px}.q legend{padding:0 4px;font-size:16px;font-weight:700}.q-note{color:var(--muted);font-size:13px;font-weight:400}.opt{cursor:pointer;border-radius:6px;align-items:center;gap:10px;margin:0;padding:8px 10px;font-size:15px;font-weight:400;display:flex}.opt:hover{background:#f3f6fa}.opt input{width:auto}.result-list{margin:8px 0 0;padding-left:20px}.cert{border:1px solid var(--line);background:#fff;max-width:620px;margin:0 auto;padding:36px 40px;font-size:13.5px;position:relative;box-shadow:0 4px 18px #0000000f}.cert .top{justify-content:space-between;align-items:flex-start;margin-bottom:12px;display:flex}.cert .top img{width:auto;height:52px}.cert .tt{font-size:24px;font-weight:600}.cert .nm{text-align:center;margin:14px 0 2px;font-size:18px;font-weight:700}.cert .co{text-align:center;color:var(--muted);margin-bottom:12px}.cert .center{text-align:center}.cert .course{text-align:center;margin:6px 0;font-size:20px}.cert .done-line{text-align:center;margin-bottom:12px}.cert ol{columns:2;column-gap:28px;margin:8px 0 14px;padding-left:18px}.cert .legal{font-size:12.5px}.cert .sig{text-align:right;color:#1f3a6e;transform-origin:100%;margin:14px 0 0;font-family:Signatur,cursive;font-size:44px;line-height:1;transform:rotate(-3deg)}.cert .sig-org{text-align:right;font-size:12px}.cert .foot{border-top:1px solid var(--line);color:#3b4756;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px;padding-top:12px;font-size:11.5px;display:grid}.cert .foot code{word-break:normal;font:11px ui-monospace,Menlo,monospace}.cert .foot-list{grid-template-columns:max-content 1fr;gap:2px 8px;margin:0;display:grid}.cert .foot-list dt{font-weight:700}.cert .foot-list dd{margin:0}table{border-collapse:collapse;width:100%;font-size:13.5px}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:8px 10px}th{color:var(--muted);font-size:12px;font-weight:600}td code{font:12px ui-monospace,Menlo,monospace}.pill{background:#eef1f5;border-radius:99px;padding:2px 8px;font-size:12px;display:inline-block}.keydump{white-space:pre-wrap;word-break:break-all;background:#f7f9fc;border:1px dashed #b9c6d6;border-radius:8px;padding:12px;font:12px/1.4 ui-monospace,Menlo,monospace;display:block}@media (width<=680px){.grid,.g3,.g-plz{grid-template-columns:1fr}.cert{padding:24px 18px}.cert ol{columns:1}.idbox{grid-template-columns:1fr}.hmeta{display:none}.lesson{flex-direction:column;align-items:flex-start}table{display:block;overflow-x:auto}}.w-0{width:0}.w-25{width:25%}.w-50{width:50%}.w-75{width:75%}.w-100{width:100%}.tabs .tablist{display:none}.js .tabs .tablist{flex-wrap:wrap;gap:4px;display:flex}.tabs .tab-link{display:none}.js .tabs .tab-link{display:inline-block}.tabs.no-js-hide{border-bottom:0;margin-bottom:0}.js .tabs.no-js-hide{border-bottom:1px solid var(--line);margin-bottom:16px}.opt-row{align-items:center;gap:2px;display:flex}.opt-row .opt{flex:1}.lesson-title{display:block}.inline-form{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}@font-face{font-family:Signatur;src:url(/fonts/signatur.woff2)format("woff2");font-display:block}.verify dl{grid-template-columns:max-content 1fr;gap:6px 16px;margin:0;display:grid}.verify dt{font-weight:600}.verify dd{margin:0}.verify-form{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}.verify-form .grow{flex:1;min-width:260px}.check-row{align-items:flex-start;gap:2px;display:flex}