:root{color-scheme:dark;--bg:#0e1420;--sidebar:#0b111a;--panel:#161f2c;--panel2:#192433;--border:#283447;--text:#dce7ef;--muted:#8e9cb0;--green:#9fdf24;--cyan:#3dc8d3;--orange:#ffb24f;--red:#ef6471}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);font:14px/1.45 Inter,Segoe UI,Arial,sans-serif;margin:0}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:2px}a{color:inherit;text-decoration:none}.layout{min-height:100vh;display:grid;grid-template-columns:222px minmax(0,1fr)}aside{background:var(--sidebar);border-right:1px solid #202c3b;min-height:100vh;position:sticky;top:0;height:100vh;display:flex;flex-direction:column}.brand{display:flex;gap:10px;align-items:center;font-size:16px;font-weight:850;letter-spacing:1px;padding:23px 20px;border-bottom:1px solid #202c3b}.brandmark{display:block;width:34px;height:34px;flex:none;object-fit:contain;border:0;transform:none;border-radius:0}.brand span span{color:var(--green)}.navsection{padding:23px 19px 8px;color:#586a80;letter-spacing:1.4px;font-size:10px;font-weight:800}.navitem{margin:2px 9px;border:0;color:#98aabc;display:flex;align-items:center;gap:11px;width:calc(100% - 18px);padding:11px 13px;background:transparent;text-align:left;border-radius:4px;font-weight:600}.navitem:hover,.navitem.active{background:#1b2b32;color:#d8f4a2}.navitem.active{border-left:3px solid var(--green);padding-left:10px}.sym{width:17px;text-align:center;font-size:16px;opacity:.9}.bottom{margin-top:auto;padding:17px;border-top:1px solid #223046}.online{color:var(--green);font-size:11px}.sidebarfoot{color:var(--muted);font-size:11px;margin-top:8px}.main{min-width:0}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #273447;padding:0 34px;background:#111925}.crumb{font-size:12px;color:var(--muted)}.crumb b{color:#dce7ef;font-weight:600}.topright{display:flex;align-items:center;gap:17px;color:var(--muted);font-size:12px}.avatar{height:30px;width:30px;border-radius:50%;background:#263748;color:var(--green);display:grid;place-items:center;font-weight:800;border:1px solid #405466}.content{padding:31px 36px;max-width:1460px;margin:auto}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2px;color:var(--green)}h1{font-size:28px;margin:5px 0 7px;font-weight:760;letter-spacing:-.8px}p{margin:0;color:var(--muted)}.sectiontitle{font-size:15px;font-weight:750;margin:30px 0 15px}.summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0}.stat{background:var(--panel);border:1px solid var(--border);padding:16px 19px;min-height:90px}.stat small{color:var(--muted);display:block;font-size:11px;font-weight:600}.stat strong{font-size:27px;line-height:1.6;font-weight:700}.stat strong em{font-size:12px;color:var(--green);font-style:normal;margin-left:6px}.featured{border:1px solid #3e5d3f;background:linear-gradient(105deg,#192c2a 0%,#182331 65%);padding:22px 25px;display:flex;justify-content:space-between;align-items:center;gap:20px}.featuretitle{font-weight:760;font-size:18px;margin:6px 0}.button{border:1px solid #425568;color:#e5edf5;padding:10px 17px;background:#223044;border-radius:3px;font-weight:700;font-size:12px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.button:hover{background:#33465d}.button.primary{background:var(--green);border-color:var(--green);color:#142014}.button.primary:hover{background:#b6fa38}.button.ghost{background:transparent}.tabs{border-bottom:1px solid var(--border);display:flex;gap:30px;margin:23px 0 19px}.tab{border:0;border-bottom:2px solid transparent;background:none;padding:11px 0;color:var(--muted);font-size:12px;font-weight:700}.tab.active{color:var(--green);border-bottom-color:var(--green)}.filters{display:flex;gap:10px;margin-bottom:15px;flex-wrap:wrap}.search{background:var(--panel);border:1px solid var(--border);padding:11px 13px;color:var(--text);flex:1;min-width:180px}.filter{background:var(--panel);border:1px solid var(--border);padding:11px 13px;color:var(--text);min-width:148px}.challenge-table{border:1px solid var(--border);background:#151e2b;width:100%;border-collapse:collapse;text-align:left}.challenge-table thead{background:#192432}.challenge-table th{color:#8194a9;font-size:10px;letter-spacing:1px;text-transform:uppercase;padding:13px 18px;font-weight:800}.challenge-table td{border-top:1px solid #283545;padding:15px 18px}.challenge-table tbody tr{cursor:pointer}.challenge-table tbody tr:hover{background:#1d2d3b}.difficulty{font-size:11px;font-weight:750}.difficulty.Easy{color:#96df55}.difficulty.Medium{color:#ffca65}.difficulty.Hard{color:#ed7782}.difficulty.Insane{color:#c996f9}.challenge-name{font-weight:750}.challenge-sub{font-size:11px;color:var(--muted);margin-top:3px}.tag{display:inline-block;border:1px solid #354559;background:#203040;padding:3px 7px;color:#a5b8ca;font-size:10px}.solved{color:var(--green);font-size:12px}.pending{color:#728298;font-size:12px}.empty{text-align:center;color:var(--muted);padding:35px!important}.pager{font-size:11px;color:var(--muted);margin-top:11px;text-align:right}.modalbg{position:fixed;inset:0;background:#060a11dd;display:none;align-items:center;justify-content:center;padding:18px;z-index:10}.modalbg.show{display:flex}.modal{width:min(690px,100%);max-height:92vh;overflow:auto;background:#172230;border:1px solid #435269;box-shadow:0 30px 100px #000a}.modal-head{display:flex;align-items:flex-start;justify-content:space-between;padding:23px 27px;border-bottom:1px solid #334254}.modal h2{font-size:22px;margin:4px 0 4px}.close{border:0;background:none;color:var(--muted);font-size:26px}.modal-body{padding:25px 27px}.meta{display:flex;gap:17px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:17px 0}.desc{line-height:1.7;color:#c3d0dc;margin:14px 0 20px}.flagform{display:flex;gap:8px;margin-top:10px}.flagform input{flex:1;min-width:0;background:#101924;border:1px solid #34465a;color:white;padding:11px 13px;font-family:Consolas,monospace}.hint{padding:13px;background:#101a27;border-left:2px solid #64758b;color:var(--muted);font-size:12px;margin-top:15px}.message{margin-top:11px;min-height:20px;font-size:12px}.correct{color:var(--green)}.incorrect{color:var(--red)}.detailslabel{font-size:10px;color:var(--green);font-weight:800;letter-spacing:1px}.demo{padding:10px 14px;background:#17251c;color:#b9d49c;font-size:11px;border:1px solid #314532;margin-top:18px}.hidden{display:none!important}.foot{font-size:11px;color:#657990;text-align:center;padding:26px 0}.navhint{padding:22px;border:1px solid var(--border);background:var(--panel);margin-top:25px;color:#adc0d2;line-height:1.7}.subnav{display:none}@media(max-width:950px){.layout{grid-template-columns:63px minmax(0,1fr)}.brand{font-size:0;justify-content:center;padding:18px 8px}.navsection{font-size:0;padding:12px}.navitem{font-size:0;justify-content:center;margin:3px 5px;width:calc(100% - 10px);padding:12px}.navitem.active{padding-left:9px}.sym{font-size:17px}.bottom{padding:10px;font-size:0}.sidebarfoot{display:none}.content{padding:24px}.topbar{padding:0 24px}}@media(max-width:670px){.summary{grid-template-columns:repeat(2,1fr)}.featured{flex-direction:column;align-items:flex-start}.content{padding:17px}.topbar{padding:0 16px}.topright span{display:none}.challenge-table th:nth-child(3),.challenge-table td:nth-child(3),.challenge-table th:nth-child(5),.challenge-table td:nth-child(5){display:none}.challenge-table td,.challenge-table th{padding:12px 9px}.filter{flex:1;min-width:105px}.modal-body,.modal-head{padding:18px}.flagform{flex-direction:column}}

.authbox{display:flex;gap:8px;align-items:center}.authbox input{background:#111c29;border:1px solid var(--border);padding:9px;color:var(--text);max-width:160px}.authbox .button{padding:9px 13px}.authnote{padding:12px;background:#1a2733;border:1px solid var(--border);margin:15px 0;font-size:12px}.panel{border:1px solid var(--border);background:var(--panel);padding:20px;margin-top:16px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.fields label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--muted)}.fields input,.fields select,.fields textarea{background:#101924;border:1px solid var(--border);padding:11px;color:var(--text)}.fields textarea{grid-column:span 2;min-height:90px}.fields label.wide{grid-column:span 2}.mini{color:var(--muted);font-size:12px}.leader-row{display:grid;grid-template-columns:42px 1fr 100px 100px;padding:12px;border-bottom:1px solid var(--border)}.error{color:var(--red)}@media(max-width:850px){.authbox{flex-wrap:wrap}.topbar{height:auto;min-height:64px;gap:10px;padding:9px}.fields{grid-template-columns:1fr}.fields label.wide,.fields textarea{grid-column:span 1}}

/* Challenge workspace — BlockForge v0.4 */
.challenge-overlay{padding:22px;background:rgba(3,8,14,.87);backdrop-filter:blur(7px)}
.challenge-modal{width:min(1130px,100%);max-height:min(94vh,930px);overflow:auto;background:#0d1720;border:1px solid #395c50;border-radius:12px;box-shadow:0 42px 120px #000c,0 0 0 1px #172c2c;position:relative;color:#e9f1f7}
.challenge-modal:before{content:"";height:100%;width:100%;position:absolute;inset:0;pointer-events:none;opacity:.16;background-image:linear-gradient(#91d52c08 1px,transparent 1px),linear-gradient(90deg,#91d52c08 1px,transparent 1px);background-size:32px 32px}
.challenge-modal-inner{padding:30px 34px 28px;position:relative;z-index:1}
.challenge-topline{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:8px}
.challenge-kicker{border-left:4px solid var(--green);padding-left:16px;color:#a3e42d;font-size:11px;font-weight:850;letter-spacing:2.2px}.challenge-kicker span{color:#6c997b;padding:0 7px}
.challenge-top-actions{display:flex;align-items:center;gap:16px}.challenge-status{color:#b3ed4d;font-weight:750;background:#1b2c21;border:1px solid #35583b;border-radius:30px;padding:6px 12px;font-size:10px;letter-spacing:1px}.challenge-close{font-size:25px;width:37px;height:37px;line-height:1;background:#101b28;border:1px solid #293c4e;border-radius:5px;color:#a7b6c6}.challenge-close:hover{background:#243246;color:white}
.challenge-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(310px,.9fr);gap:24px;align-items:stretch;margin:6px 0 21px}
.challenge-left{display:flex;flex-direction:column;min-width:0}.challenge-title-group{padding:15px 0 5px}.challenge-modal h2{font-size:clamp(29px,3.4vw,39px);line-height:1.15;margin:0 0 6px;letter-spacing:-1.1px;font-weight:780}.challenge-subtitle{font-size:18px;color:#8e9fb5}
.challenge-meta{margin:19px 0 13px;gap:7px;display:flex;flex-wrap:wrap}.meta-pill{border:1px solid #324455;background:#111d2b;padding:9px 12px;border-radius:5px;display:inline-flex;align-items:center;font-size:11px;color:#d5e0e9;font-weight:650;white-space:nowrap;letter-spacing:.1px}.meta-pill.difficulty.Easy{color:#aaf13e;background:#142619;border-color:#294b2a}.meta-pill.difficulty.Medium{color:#ffc06f}.meta-pill.difficulty.Hard{color:#fa858f}
.challenge-description{font-size:15px;line-height:1.6;color:#dce5ec;margin:9px 0 23px;min-height:26px}
.challenge-download-panel{margin-top:auto;border:1px solid #27453c;border-radius:8px;background:linear-gradient(135deg,#101f24,#0e1924);padding:18px}.download-head{display:flex;gap:16px;align-items:flex-start}.download-icon{font-size:37px;color:#a7ed43;line-height:1}.download-head .detailslabel{font-size:11px;letter-spacing:1.6px;margin:3px 0 7px}.download-head p{font-size:12px;line-height:1.5}.challenge-download{min-height:67px;margin-top:15px;display:flex;gap:15px;align-items:center;border:1px solid #75c921;border-left:3px solid var(--green);padding:12px 16px;border-radius:5px;background:linear-gradient(100deg,#193521,#12232a 55%,#101c26);transition:background .2s,border-color .2s,transform .2s}.challenge-download:hover{background:#24462e;transform:translateY(-1px)}.download-glyph{font-size:27px;color:#e8f9e4}.download-action{font-size:12px;font-weight:800;letter-spacing:.6px}.download-file{margin-left:auto;border-left:1px solid #324c46;padding-left:12px;color:#aec0d0;font-size:11px;text-align:right;line-height:1.5;overflow-wrap:anywhere}.download-file small{font-size:10px;color:#7d90a4}.download-unavailable{padding:12px;color:#b0bcca}
.challenge-art{min-height:350px;position:relative;border:1px solid #34515c;border-radius:7px;overflow:hidden;background:#101d25}.challenge-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center center;filter:saturate(.8) brightness(.81)}.art-gradient{position:absolute;inset:0;background:linear-gradient(0deg,#0b1725cc,transparent 32%,transparent 68%,#0b1725a3)}.art-index,.art-bottom{position:absolute;font-family:Consolas,monospace;font-size:10px;letter-spacing:1.4px;color:#acbdc9}.art-index{top:16px;left:17px}.art-index span{color:#b3f35d}.art-bottom{bottom:15px;left:17px}.art-live-dot{background:#9fdf24;display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:6px}
.submit-panel{border:1px solid #2e4c3c;border-radius:8px;padding:19px 19px 14px;background:linear-gradient(130deg,#0d1d21,#101b27)}.submit-title{font-size:11px;letter-spacing:1.5px;display:flex;align-items:center;gap:12px}.submit-icon{font-size:20px;color:var(--green)}.challenge-flagform{margin-top:15px;gap:12px}.input-wrap{border:1px solid #375062;display:flex;align-items:center;flex:1;min-width:0;background:#0b1622;border-radius:5px}.key-symbol{padding:0 0 0 15px;color:#b9cbe5;font-size:27px}.challenge-flagform .input-wrap input{width:100%;border:0;background:none;font-size:13px;min-width:0;padding:15px 14px}.challenge-flagform .input-wrap:focus-within{outline:1px solid var(--green)}.submit-button{min-width:160px;font-size:13px;border-radius:5px;gap:12px}.submit-button span{font-size:21px}.submit-panel .message:empty{display:none}.submit-panel .message{min-height:0;margin-top:10px}
.challenge-hint{margin-top:17px;border:1px solid #304356;border-radius:7px;background:#101c29;color:#d7e1eb;font-size:13px;padding:0}.challenge-hint summary{display:flex;align-items:center;cursor:pointer;gap:14px;padding:17px 20px;list-style:none}.challenge-hint summary::-webkit-details-marker{display:none}.hint-bulb{font-size:24px;color:#cdd9e5}.hint-chevron{margin-left:auto;font-size:23px;color:#9baabc}.challenge-hint[open] .hint-chevron{transform:rotate(180deg)}.hint-content{border-top:1px solid #304356;padding:14px 20px;color:#a9bdd2;line-height:1.6}
@media(max-width:900px){.challenge-modal-inner{padding:22px}.challenge-hero-grid{grid-template-columns:1fr;gap:16px}.challenge-art{min-height:235px;max-height:290px;grid-row:1}.challenge-left{grid-row:2}.challenge-description{margin-bottom:16px}.challenge-kicker{font-size:9px;letter-spacing:1.1px}}
@media(max-width:540px){.challenge-overlay{padding:8px}.challenge-modal{max-height:98vh}.challenge-modal-inner{padding:15px}.challenge-kicker{font-size:8px;letter-spacing:.5px;padding-left:9px}.challenge-top-actions{gap:5px}.challenge-status{font-size:8px;padding:5px}.challenge-hero-grid{gap:12px}.challenge-art{min-height:160px;max-height:180px}.challenge-modal h2{font-size:26px}.challenge-subtitle{font-size:14px}.challenge-meta{margin:12px 0}.meta-pill{padding:7px;font-size:10px}.challenge-description{font-size:13px}.challenge-download-panel{padding:12px}.download-file{display:none}.challenge-flagform{flex-direction:column}.submit-button{min-height:44px}.submit-panel{padding:12px}}

/* BlockForge Academy */
.academy-host{border:none!important;background:transparent!important;padding:0!important;color:#d9e3ee}
.academy-hero{padding:28px 30px;border:1px solid #273443;background:linear-gradient(110deg,#172430,#101a25);border-radius:5px;margin-bottom:20px}
.academy-eyebrow{font-size:10px;font-weight:800;letter-spacing:2px;color:#a3e635;margin-bottom:10px}
.academy-hero h2{font-size:27px;line-height:1.25;margin:0 0 10px}.academy-hero p{color:#91a4b6;max-width:650px;line-height:1.65;margin:0 0 18px;font-size:14px}
.academy-progress{background:#0a121a;height:7px;border-radius:5px;max-width:640px;overflow:hidden;border:1px solid #263646}.academy-progress-fill{height:100%;background:#9de123;transition:width .2s}.academy-progress-label{font-size:11px;color:#9bafbe;margin-top:8px}
.academy-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.academy-tab{border:1px solid #2b3948;background:#131f2b;color:#acbbc8;padding:10px 15px;border-radius:4px;cursor:pointer;font-size:12px}.academy-tab.selected{color:#a4e931;border-color:#648e27;background:#1b2b22}
.academy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.academy-track{border:1px solid #2a3946;background:#15212d;border-radius:5px;overflow:hidden}.academy-track-head{padding:22px;display:flex;gap:14px;align-items:flex-start;background:#182633;border-bottom:1px solid #2b3b49}.academy-track-number{font-family:monospace;color:#9de334;font-size:24px;font-weight:700}.academy-track-head h3{margin:1px 0 7px;font-size:17px;color:#e8eef6}.academy-track-head p{margin:0;color:#90a1b1;font-size:12px;line-height:1.5}.academy-track-count{margin-left:auto;white-space:nowrap;color:#a0e13a;font-size:10px;font-weight:700}
.academy-lesson-row{display:flex;align-items:center;gap:12px;padding:16px 18px;border:0;border-bottom:1px solid #273646;width:100%;text-align:left;background:transparent;color:#d7e0ec;cursor:pointer}.academy-lesson-row:hover{background:#1d2d38}.academy-lesson-number{font:12px monospace;color:#7090a4;min-width:24px}.academy-lesson-main{display:flex;flex-direction:column;gap:5px;flex:1}.academy-lesson-main strong{font-size:13px}.academy-lesson-main small{color:#8094a5;font-size:11px}.academy-lesson-status{color:#899cac;font-size:10px}.academy-lesson-row.is-done .academy-lesson-status{color:#a3e635}.academy-chevron{color:#9ee12d}
.academy-reader{border:1px solid #293a48;background:#131f2b;border-radius:5px;padding:24px}.academy-reader-back,.academy-next{background:none;border:0;color:#a4e635;cursor:pointer;font-weight:600;padding:0 0 20px}.academy-reader-head h2{font-size:27px;margin:0 0 8px}.academy-reader-head p{font-size:12px;color:#8da2b4;margin:0 0 24px}.academy-reader-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(270px,1fr);gap:20px}.academy-reading,.academy-check{border:1px solid #2c3c4a;background:#0d1822;border-radius:5px;padding:22px}.academy-reading h3,.academy-check h3{font-size:16px;margin:0 0 14px}.academy-reading p{line-height:1.8;color:#b9c8d4;font-size:14px;margin:0 0 24px;white-space:pre-wrap}.academy-code{background:#080f15;border:1px solid #34434e;border-left:3px solid #93d52a;border-radius:3px;overflow:auto;padding:18px;color:#b7e09f;font-size:12px;line-height:1.8;white-space:pre}.academy-check h3{line-height:1.5}.academy-answer{display:block;width:100%;text-align:left;border:1px solid #2b3a48;background:#172531;color:#cddae7;border-radius:4px;padding:13px;margin:8px 0;cursor:pointer}.academy-answer:hover{border-color:#618536}.academy-answer.picked{border-color:#a3e635;background:#263925;color:#eaf6d6}.academy-submit{margin-top:12px;width:100%}.academy-feedback{min-height:28px;font-size:12px;margin-top:12px;color:#c6d3e0;line-height:1.5}.academy-feedback.good{color:#b8ed6f}.academy-feedback.bad{color:#ffb2a4}.academy-next{margin-top:24px;padding-bottom:0}
@media(max-width:900px){.academy-grid,.academy-reader-grid{grid-template-columns:1fr}.academy-track-count{display:none}}@media(max-width:560px){.academy-hero,.academy-reader{padding:17px}.academy-track-head{padding:15px}.academy-lesson-status{display:none}}

.academy-lesson-row.is-locked{opacity:.55;cursor:not-allowed;background:rgba(8,14,24,.36)}.academy-lesson-row.is-locked:hover{transform:none}.academy-lesson-row.is-locked .academy-lesson-status{color:#d9bd86}.academy-lesson-status{white-space:nowrap}

/* Administrator dashboard */
.admin-header{padding:8px 0 20px}.admin-header h2{font-size:26px;margin:8px 0}.admin-header p,.admin-panel>p{color:#9cabb9;font-size:13px;line-height:1.65}
.admin-tabs{display:flex;gap:8px;margin:0 0 24px;padding-bottom:13px;border-bottom:1px solid #293a45;flex-wrap:wrap}
.admin-tabs .button{font-size:12px}.admin-tabs .selected{border-color:#95d34c;color:#eaffce}
.admin-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 24px}
.admin-stat{background:#101d27;border:1px solid #30404e;padding:18px;border-radius:6px;display:flex;flex-direction:column;gap:12px}
.admin-stat small{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:#9bb0bc}
.admin-stat strong{font-size:30px;font-weight:700;color:#e9f9ee}
.admin-panel{background:#0d1822;border:1px solid #2b3b49;border-radius:6px;padding:20px;margin-bottom:20px;min-width:0}
.admin-panel h3{font-size:17px;margin:0 0 10px}.admin-table{margin:14px 0;overflow:auto}
.admin-table-row{display:grid;grid-template-columns:minmax(150px,2fr) 1fr 1fr;gap:14px;align-items:center;padding:12px 9px;border-bottom:1px solid #293743;font-size:13px;color:#cbd7df}
.admin-table-row.heading{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.7px;color:#849aa7}
.admin-table.members .admin-table-row{grid-template-columns:minmax(120px,2fr) 1fr 1fr 1fr;min-width:420px}
.admin-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:14px}
.admin-actions input[type=file]{font-size:12px;color:#adbdc9;max-width:250px;flex:1 1 180px}
.admin-management{display:grid;grid-template-columns:minmax(290px,1fr) minmax(340px,1.2fr);gap:18px;align-items:start}
.admin-create-form{margin-top:18px}.admin-create-form label{font-size:12px;color:#bdceda}
.admin-create-form textarea{min-height:90px;resize:vertical}
.admin-challenge{padding:17px 0;border-bottom:1px solid #293b49}.admin-challenge:last-child{border:0}
.admin-challenge-head{display:flex;gap:12px;align-items:start;justify-content:space-between}
.admin-challenge-head strong{display:block;color:#e5f1f7}.admin-challenge-head small{display:block;font-size:11px;margin-top:5px;color:#94a8b5}
.admin-status{white-space:nowrap;border:1px solid #4c5d6d;color:#b8c8d4;border-radius:4px;font-size:10px;text-transform:uppercase;padding:5px 7px}
.admin-status.live{border-color:#78a640;color:#b6e781}.admin-status.draft{border-color:#a5814c;color:#e6c897}
@media(max-width:1100px){.admin-management{grid-template-columns:1fr}}
@media(max-width:700px){.admin-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-panel{padding:14px}.admin-stat{padding:14px}}


.academy-guided{margin:24px 0;padding:20px;border:1px solid #41633a;border-radius:7px;background:#101e1b}
.academy-guided>h3{margin:7px 0 10px}.academy-guided>p,.academy-practice-box p{font-size:13px;line-height:1.7;color:#aebfb9}
.academy-line-buttons{display:flex;flex-direction:column;gap:6px;margin:14px 0}
.academy-line{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;text-align:left;padding:10px 12px;color:#bed9c1;border:1px solid #32463f;background:#0a1415;border-radius:4px;cursor:pointer;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}
.academy-line:hover,.academy-line.selected{border-color:#a0df52;background:#1e3123}
.academy-trace{padding:13px;color:#aee16f;border-left:3px solid #9bd94d;background:#0b1816;font-size:13px;line-height:1.7;margin-bottom:13px}
.academy-worked{color:#c0d2ca;font-size:13px;line-height:1.8;margin-top:14px}
.academy-practice-box{margin-top:22px;border-top:1px solid #304b40;padding-top:18px}
.academy-practice-box textarea{display:block;width:100%;min-height:95px;box-sizing:border-box;border-radius:5px;background:#0a1418;border:1px solid #3a544b;color:#e1ede6;padding:12px;font:inherit;resize:vertical}


.academy-checkpoint{margin:22px 0;background:#0a181b;border:1px solid #3b6641;border-radius:6px;padding:17px}
.academy-checkpoint h3{line-height:1.5;margin:9px 0 12px;font-size:15px}
.academy-checkpoint input{display:block;width:100%;box-sizing:border-box;background:#0b131b;color:#f0f5ed;border:1px solid #425947;padding:12px;border-radius:4px;margin-bottom:10px;font-size:14px}
.academy-checkpoint button{margin:0 8px 8px 0}
.academy-guided .academy-checkpoint .academy-feedback{white-space:pre-wrap}


.academy-toolkit{margin:26px 0;padding:20px;background:#0d1d23;border:1px solid #50723d;border-radius:8px}
.academy-toolkit h3{margin:9px 0 12px;color:#e8f6df}
.academy-toolkit h4{margin:18px 0 7px;font-size:14px;color:#c9e3b6}
.academy-toolkit p{color:#b7c7c3;line-height:1.8;white-space:pre-line}
.academy-tool-link{display:inline-block;color:#b8e56e!important;text-decoration:underline;text-underline-offset:3px;margin:10px 15px 16px 0;font-weight:700;font-size:13px}
.academy-tool-command{background:#071319;border:1px solid #3d5548;border-radius:5px;padding:10px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:8px}
.academy-tool-command code{color:#d7f5bd;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;flex:1}
.academy-tool-command button{min-width:70px}


.academy-mission{padding:21px;margin:0 0 25px;background:linear-gradient(135deg,#152a26,#0b191b);border:1px solid #507b46;border-radius:9px}
.academy-mission h3{font-size:18px;line-height:1.5;color:#ecf9e9;margin:9px 0 14px}
.academy-mission-count{color:#b5ec79;font:700 12px ui-monospace,monospace;margin:10px 0}
.academy-mission-tasks{display:grid;gap:8px;margin:14px 0}
.academy-mission-task{display:flex;align-items:flex-start;gap:12px;padding:12px;background:#101e21;border:1px solid #304940;border-radius:5px;cursor:pointer;line-height:1.6;font-size:13px;color:#d1e1dc}
.academy-mission-task input{accent-color:#9cdf57;margin-top:4px;flex:none}
.academy-mission-task.is-complete{border-color:#83bf4b;color:#a6d98a}
.academy-mission-report{margin:13px 0 0;padding:13px;border-left:3px solid #9cde50;color:#c4dcc6;line-height:1.8;background:#0a1717}


/* 2026 BlockForge redesign — editorial dark interface inspired by Blink's layout language.
   Original BlockForge branding, copy, components and flows remain independent. */
:root{color-scheme:dark;--bg:#080b15;--sidebar:#080b15;--panel:#121625;--panel2:#171a2a;--border:rgba(194,200,240,.13);--text:#f3f2fa;--muted:#9d9caf;--green:#c3adff;--cyan:#85bfff;--orange:#fbc780;--red:#ff8d9d}
html{scroll-behavior:smooth}body{background:#080b15;color:var(--text);font:14px/1.6 "DM Sans",Inter,system-ui,sans-serif;min-width:320px}body::before{content:"";position:absolute;top:0;left:0;right:0;height:950px;pointer-events:none;z-index:-1;background:radial-gradient(ellipse 45% 27% at 50% 14%,rgba(86,93,205,.24),transparent 85%),radial-gradient(ellipse 40% 29% at 75% 34%,rgba(62,73,142,.15),transparent 85%)}
h1,h2,h3,h4,strong{letter-spacing:-.03em}p{color:var(--muted);line-height:1.75}button,input,select,textarea{font-family:"DM Sans",Inter,system-ui,sans-serif}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #cbb4ff;outline-offset:3px}button{transition:background .2s,border-color .2s,transform .2s,color .2s}
.layout{display:block;min-height:100vh}
.site-header{position:sticky;top:0;z-index:8;height:auto;min-height:78px;width:100%;display:block;background:rgba(9,12,22,.89);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border:0;border-bottom:1px solid rgba(194,200,240,.10);box-shadow:0 9px 30px #05061122}
.header-inner{max-width:1320px;margin:auto;min-height:78px;padding:0 32px;display:flex;align-items:center;gap:24px}
.site-header .brand{padding:0;border:0;display:flex;gap:10px;white-space:nowrap;font-size:18px;font-weight:800;letter-spacing:-.06em;margin-right:auto}
.site-header .brandmark{width:33px;height:33px}
.site-header .brand>span{font-size:0}.site-header .brand>span::before{content:"Block";font-size:21px;color:#f5f5ff;letter-spacing:-.05em}.site-header .brand>span>span{font-size:21px;color:#b6ef82;letter-spacing:-.05em;text-transform:capitalize}
.site-header .brand>span>span::first-letter{text-transform:uppercase}
.site-header .navlinks{display:flex;align-items:center;gap:4px;margin:auto}
.site-header .navsection,.site-header .bottom{display:none!important}
.site-header .navitem{margin:0;width:auto;padding:10px 13px;background:transparent!important;border:0!important;color:#a5a5b9;font-size:13px;line-height:1.25;border-radius:9px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;justify-content:center;gap:7px}
.site-header .navitem.active{color:#f9f8ff;background:rgba(192,170,255,.12)!important}
.site-header .navitem:hover{color:white;background:rgba(192,170,255,.09)!important}
.site-header .sym{font-size:15px;width:auto;opacity:.75}
.site-header .authbox{display:flex;gap:9px;margin-left:auto;flex-wrap:nowrap}
.site-header .authbox .mini{display:none}
.button{border:1px solid rgba(205,200,240,.19);background:rgba(255,255,255,.045);color:#f4f3ff;padding:11px 18px;border-radius:10px;font-weight:700;font-size:13px;letter-spacing:-.015em}
.button:hover{background:rgba(255,255,255,.1);border-color:rgba(207,201,255,.32)}
.button.primary{background:#f5f3ff;color:#181425;border-color:#f5f3ff;box-shadow:0 5px 20px #ddd5ff17}
.button.primary:hover{background:#d8cdff;border-color:#d8cdff;transform:translateY(-1px)}
.topbar{height:0;min-height:0;overflow:hidden;border:0;padding:0!important;background:transparent}
.content{max-width:1250px;padding:0 32px 40px;margin:auto}
#challengeview{position:relative}
.blink-hero{padding:104px 0 58px;text-align:center;position:relative;isolation:isolate}
.hero-halo{position:absolute;z-index:-1;pointer-events:none;left:50%;top:0;transform:translateX(-50%);width:min(950px,110%);height:580px;background:radial-gradient(ellipse at 50% 18%,rgba(126,114,221,.20),transparent 58%),radial-gradient(ellipse at 50% 50%,rgba(73,84,157,.13),transparent 74%);filter:blur(20px)}
.hero-announce{display:inline-flex;align-items:center;gap:10px;padding:8px 13px;border:1px solid rgba(201,195,249,.20);background:rgba(200,188,255,.045);color:#cac9dc;font-size:10px;letter-spacing:1.7px;font-weight:800;border-radius:100px;max-width:100%}
.announce-pulse,.demo-green-dot{display:inline-block;width:7px;height:7px;flex:0 0 7px;border-radius:50%;background:#bbec8b;box-shadow:0 0 15px #bcfa9280}
.announce-arrow{color:#f8f5ff;font-size:16px;margin-left:5px}
.blink-hero h1{font-family:"DM Sans",Inter,system-ui,sans-serif;font-size:clamp(53px,7.2vw,104px);letter-spacing:-.086em;font-weight:800;line-height:1.055;color:#f7f6ff;margin:28px auto 24px;max-width:1050px}
.blink-hero h1 em,.feature-showcase h2 em{font-family:"Instrument Serif",Georgia,serif;font-weight:400;letter-spacing:-.055em;font-style:italic;background:linear-gradient(105deg,#c1b7ff 10%,#f7f3ff 55%,#9a9eff 100%);color:transparent;background-clip:text;-webkit-background-clip:text}
.hero-lead{font-size:17px;line-height:1.85;max-width:720px;margin:0 auto;color:#aaa9bc}
.hero-actions{display:flex;align-items:center;justify-content:center;gap:11px;margin:29px auto 0}
.hero-actions .button{min-width:154px;min-height:47px;padding:13px 20px;border-radius:12px;font-size:14px}
.hero-start{background:#f5f3ff!important}.hero-secondary{background:#171826;border-color:#333347}
.hero-explore{max-width:760px;margin:63px auto 25px;padding:13px;border-radius:21px;background:linear-gradient(125deg,rgba(27,29,51,.94),rgba(15,18,31,.98));border:1px solid rgba(197,193,246,.20);box-shadow:0 28px 80px rgba(0,0,0,.26),inset 0 1px #ffffff12;text-align:left}
.composer-label{color:#c3c0d6;font-size:12px;font-weight:700;display:flex;align-items:center;gap:10px;padding:8px 11px 15px}
.composer-mark{width:25px;height:25px;border-radius:7px;display:grid;place-items:center;background:#27243b;color:#cdbbff;font-size:16px}
.composer-tag{font-size:9px;color:#89889e;letter-spacing:1.2px;margin-left:auto}
.hero-composer{display:flex;align-items:center;gap:10px;padding:7px 7px 7px 16px;border-radius:12px;background:#0a0d18;border:1px solid rgba(204,196,246,.10)}
.composer-search{color:#a99be4;font-size:25px;font-weight:600;line-height:1}
.hero-composer input{border:0;background:transparent;color:#f4f1ff;padding:12px 2px;flex:1;min-width:0;outline:0!important;font-size:14px;font-weight:500}
.hero-composer input::placeholder{color:#86849d}
.hero-composer button{width:43px;height:43px;flex:none;display:grid;place-items:center;background:#ddd4ff;border:0;color:#191625;border-radius:10px;font-weight:800;font-size:23px}
.hero-composer button:hover{background:#fff}
.hero-chips{display:flex;gap:7px;flex-wrap:wrap;align-items:center;padding:14px 7px 3px}
.hero-chips span{color:#78788e;font-size:11px;margin-right:4px}.hero-chips button{background:#232235;border:1px solid rgba(196,189,248,.10);border-radius:100px;color:#bebbd3;font-size:11px;padding:7px 12px;font-weight:600}
.hero-chips button:hover{color:white;border-color:#726b9c;background:#302d46}
.hero-trust{display:flex;align-items:center;justify-content:center;gap:27px;flex-wrap:wrap;color:#89889d;font-size:10px;font-weight:800;letter-spacing:1.3px;margin:28px auto 0}
.hero-trust span{display:flex;align-items:center;gap:8px}.hero-trust i{width:7px;height:7px;background:#abef7b;border-radius:50%;display:inline-block}
.summary{grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 32px;gap:12px}
.stat{border-radius:16px;padding:20px 23px;min-height:116px;background:linear-gradient(155deg,#171927,#111521);border:1px solid rgba(199,194,244,.13)}
.stat small{color:#9290a5;letter-spacing:1px;font-size:10px;font-weight:800}.stat strong{color:#f7f5ff;font-size:32px;letter-spacing:-.05em;line-height:1.5}.stat strong[style]{color:#b7e67b!important;font-size:20px!important}
.stat em{color:#cbb8ff}
.feature-showcase{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:center;padding:48px 45px;margin:22px 0 18px;border:1px solid #33324e;background:radial-gradient(ellipse at 74% 35%,rgba(100,93,182,.15),transparent 50%),linear-gradient(125deg,#17192c,#0f1423);border-radius:24px}
.feature-showcase::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.15;background-image:linear-gradient(#8780b027 1px,transparent 1px),linear-gradient(90deg,#8780b027 1px,transparent 1px);background-size:38px 38px}
.showcase-left,.showcase-demo{position:relative;z-index:1}
.eyebrow{color:#bbabff;font-size:10px;letter-spacing:1.7px;font-weight:800}
.feature-showcase h2{font-size:clamp(30px,3.6vw,52px);line-height:1.1;letter-spacing:-.06em;font-weight:800;margin:18px 0 17px}
.feature-showcase h2 em{white-space:nowrap}.feature-showcase p{font-size:14px;line-height:1.9;max-width:470px;color:#b5b2cc}
.showcase-points{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}
.showcase-points span{font-size:10px;letter-spacing:.5px;background:#211f38;border:1px solid #3d3654;padding:7px 10px;border-radius:30px;color:#bbb0f1;font-weight:700}
.feature-showcase .button{margin-top:7px;min-height:46px;border-radius:11px}
.showcase-demo{padding:0;border:1px solid #3b3a5b;background:#0b0e1b;border-radius:15px;box-shadow:0 25px 75px #03040b66;transform:rotate(-1.6deg)}
.demo-top{height:48px;border-bottom:1px solid #272638;display:flex;align-items:center;gap:12px;padding:0 17px;color:#9792ad;font-size:11px;font-weight:700}.demo-top>span:last-child{margin-left:auto;color:#d0bfff;font-size:17px}
.demo-dots{display:flex;gap:5px}.demo-dots i{width:8px;height:8px;border-radius:50%;background:#514a64}.demo-dots i:first-child{background:#a86875}.demo-dots i:nth-child(2){background:#cfad6e}.demo-dots i:nth-child(3){background:#8ca982}
.demo-code{padding:25px 17px 30px 10px;overflow:auto;color:#d8d9e7;font:12px/2.15 ui-monospace,Consolas,monospace;white-space:nowrap}
.demo-code .ln{color:#5a5a74;width:34px;text-align:right;display:inline-block;margin-right:24px;user-select:none}
.demo-code .purple{color:#aa9bff}.demo-code .violet{color:#e6abfb}.demo-code b{color:#d8f0c4;font-weight:500}
.demo-bottom{border-top:1px solid #2a293a;display:flex;align-items:center;gap:8px;padding:12px 17px;font:700 10px ui-monospace,monospace;color:#8c8ea5;letter-spacing:.4px}.demo-right{margin-left:auto;color:#9b96bc}
.journey-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:20px 0 72px}
.journey-card{text-align:left;border:1px solid #2a2b41;border-radius:17px;padding:23px;background:linear-gradient(145deg,#141827,#10131e);color:#f5f3ff;display:flex;flex-direction:column;align-items:flex-start;gap:11px;position:relative;min-height:213px}
.journey-card:hover{transform:translateY(-3px);border-color:#66608e;background:#191b30}
.journey-icon{font-size:23px;display:grid;place-items:center;width:40px;height:40px;border:1px solid #44415b;background:#242139;color:#c9bbfa;border-radius:12px;margin-bottom:5px}
.journey-step{color:#8c88a7;font-size:10px;letter-spacing:1px;font-weight:800}
.journey-card strong{font-size:18px;line-height:1.35;letter-spacing:-.045em}
.journey-card small{font-size:12px;color:#a09eb3;line-height:1.7}.journey-arrow{color:#d0c0ff;font-size:21px;position:absolute;right:22px;top:30px}
.sectiontitle{font-size:25px;letter-spacing:-.05em;margin:0 0 23px;padding:0;display:flex;align-items:center;gap:13px;font-weight:800}
.section-index{color:#8774bf;font-size:11px;letter-spacing:0;font-weight:700}
.sectiontitle small{font-weight:500;color:#85849d;font-size:12px;letter-spacing:0;margin-left:auto}
.tabs{border:0;gap:9px;margin:0 0 18px}.tab{padding:10px 17px;border-radius:100px;border:1px solid #393449;background:#171827;color:#9693ae;font-size:12px}
.tab.active{border-color:#726c9f;background:#2a2640;color:#ede6ff}.tab:hover{color:white}
.filters{margin-bottom:18px;gap:11px}.search,.filter{border-radius:11px;background:#121523;border:1px solid #323247;color:#f4f2ff;padding:14px 16px}
.search:focus,.filter:focus{border-color:#aaa0f0}.search::placeholder{color:#77768c}
.challenge-table{border:1px solid #302e46;border-collapse:separate;border-spacing:0;border-radius:16px;overflow:hidden;background:#111523}
.challenge-table thead{background:#191c2c}.challenge-table th{color:#9290ac;letter-spacing:1px;font-size:10px;padding:17px 19px}
.challenge-table td{border-color:#292b3e;padding:19px}.challenge-table tbody tr:hover{background:#1b1c32}
.challenge-name{font-size:14px;color:#f4f4ff}.challenge-sub{color:#88859f;margin-top:5px}
.tag{border:1px solid #3d3657;background:#27243a;color:#c9bbea;border-radius:99px;font-size:10px;padding:5px 10px}
.difficulty.Easy{color:#a9ecaa}.difficulty.Medium{color:#f6ca87}.difficulty.Hard{color:#f0a5ba}.difficulty.Insane{color:#c8a8ff}.solved{color:#c3a8ff}
.pager{text-align:left;margin:15px 0;color:#8e8ca8}
.foot{border-top:1px solid #2d2b42;margin-top:90px;padding:30px 0;font-size:10px;letter-spacing:1.5px;color:#77758d}
#otherview{padding-top:70px;min-height:75vh}#otherview>h1{font-size:clamp(36px,5vw,59px);letter-spacing:-.065em;font-weight:800;margin:10px 0}#otherview>p{font-size:16px;line-height:1.8}
.panel{background:transparent;border:none;padding:0;margin-top:30px}
#otherview .panel{max-width:100%}
.academy-hero{padding:37px!important;border:1px solid #38324b!important;background:linear-gradient(125deg,#171727,#10131e)!important;border-radius:20px!important}.academy-hero h2{font-size:34px;letter-spacing:-.06em}.academy-hero p{font-size:14px}
.academy-track{background:#121524;border-color:#33304b;border-radius:15px;overflow:hidden}.academy-track-head{background:#181a2c;border-bottom:1px solid #33304b}
.academy-tab{border-radius:100px!important;background:#171929!important;border:1px solid #3c3852!important;padding:11px 17px!important;color:#c2bbd4!important}.academy-tab.selected{background:#302844!important;color:#f8f4ff!important;border-color:#7766ae!important}
.academy-lesson-row{border-color:#302f44!important;background:#121523!important}.academy-lesson-row:hover{background:#1b1d31!important}
.academy-reader{border-color:#302e45!important;background:#111421!important;border-radius:17px!important}.academy-reading{color:#d7d4e8}.academy-reading h3{color:#f1eaff}
.academy-guided,.academy-toolkit,.academy-mission,.academy-checkpoint{border-radius:13px!important;border-color:#40365a!important;background:#181729!important}
.academy-line,.academy-trace,.academy-code{background:#0c0f1a!important;border-color:#40344e!important}
.academy-tool-command{background:#0c0f1a;border-color:#38324b}
.academy-answer,.academy-check{border-color:#3d3952!important}.academy-answer:hover{border-color:#a292e1!important}
.modalbg{background:rgba(4,5,12,.83)}.modal,.challenge-modal{border:1px solid #413852!important;background:#111522!important;border-radius:18px!important;box-shadow:0 35px 120px #000b}
.challenge-modal:before{opacity:.07}.challenge-kicker,.challenge-status,.detailslabel{color:#c8afff!important}.challenge-download-panel,.submit-panel,.hint{border-color:#413a53!important;background:#151a2a!important}
.challenge-download{background:#ddd6ff!important;color:#1c1828!important}.close{border-radius:9px}
.authbox .button,.fields input,.fields select,.fields textarea{border-radius:9px}
@media(max-width:1100px){
 .header-inner{padding:0 20px;gap:10px}.site-header .navitem{padding:10px 9px;font-size:12px}
 .site-header .brand{margin-right:12px}.site-header .brand>span::before,.site-header .brand>span>span{font-size:19px}
 .site-header .navlinks{margin:0 auto}.site-header .authbox{margin-left:auto}
 .site-header .authbox .button{padding:9px 11px}
}
@media(max-width:800px){
 .site-header{min-height:64px}.header-inner{min-height:65px;flex-wrap:wrap;justify-content:space-between;padding:11px 17px;row-gap:8px}
 .site-header .brand{flex:0 0 auto;margin:0}.site-header .authbox{order:1;margin-left:auto}
 .site-header .navlinks{order:3;flex:1 0 100%;width:100%;overflow:auto;gap:3px;padding-bottom:2px;justify-content:space-between}
 .site-header .navitem{flex:1;padding:9px 10px;font-size:12px}.site-header .navitem .sym{display:none}
 .content{padding:0 20px 25px}.blink-hero{padding-top:72px}.summary{grid-template-columns:repeat(2,minmax(0,1fr))}
 .feature-showcase{padding:34px;grid-template-columns:1fr}.showcase-demo{transform:none}
 .journey-cards{grid-template-columns:1fr;gap:10px;margin-bottom:60px}.journey-card{min-height:155px}
 .hero-explore{margin-top:48px}
}
@media(max-width:520px){
 .header-inner{padding:9px 13px}.site-header .brandmark{width:28px;height:28px}
 .site-header .brand>span::before,.site-header .brand>span>span{font-size:18px}
 .site-header .authbox .button{font-size:11px;padding:8px 9px}
 .site-header .navitem{font-size:10px;padding:10px 4px}.site-header .navlinks{gap:0}
 .content{padding:0 16px 20px}
 .blink-hero{padding:56px 0 34px}.blink-hero h1{font-size:clamp(46px,10.7vw,61px);margin:25px auto 15px;letter-spacing:-.077em}
 .hero-announce{font-size:8px;letter-spacing:.75px}.hero-lead{font-size:14px;line-height:1.8}
 .hero-actions{flex-direction:column;align-items:stretch}.hero-actions .button{width:100%;min-height:45px}
 .hero-explore{padding:9px;border-radius:16px;margin-top:39px}.composer-label{font-size:11px;padding:8px 7px}.composer-tag{display:none}
 .hero-composer input{font-size:12px}.hero-composer button{height:38px;width:38px}.hero-trust{gap:12px;font-size:9px;letter-spacing:0}
 .stat{padding:15px;border-radius:12px;min-height:96px}.stat strong{font-size:26px}.stat small{font-size:9px}
 .feature-showcase{padding:24px 17px;border-radius:16px}.feature-showcase h2{font-size:35px}
 .demo-code{font-size:10px;overflow:auto}.demo-code .ln{margin-right:11px}
 .journey-card{padding:20px}.sectiontitle{font-size:22px;flex-wrap:wrap}.sectiontitle small{width:100%;margin-left:0}
 .tabs{gap:6px}.tab{padding:9px 12px}
 .search,.filter{min-width:100%;width:100%;flex:1}
 .challenge-table td,.challenge-table th{padding:12px 9px}
 .challenge-name{font-size:12px}
 #otherview{padding-top:35px}.academy-hero{padding:20px!important}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}


/* Keep visible wordmark text accessible and consistent with the redesigned header. */
.site-header .brand>span{font-size:21px;color:#f5f5ff;letter-spacing:-.05em}
.site-header .brand>span::before{content:none}
.site-header .brand>span>span{font-size:inherit;color:#b6ef82;text-transform:none}
@media(max-width:1100px){.site-header .brand>span{font-size:19px}}
@media(max-width:520px){.site-header .brand>span{font-size:18px}}


/* BlockForge visual refresh v2 — new uploaded cube, integrated violet/indigo palette */
:root{--bg:#080914;--sidebar:#080914;--panel:#141427;--panel2:#1b1b33;--border:#322c4e;--text:#f5f3ff;--muted:#a6a1bf;--green:#b69aff;--cyan:#c4b4ff;--orange:#f3c68e;--red:#ff9dad}
body{background:#080914}
body::before{background:radial-gradient(ellipse 42% 30% at 50% 12%,rgba(87,52,194,.28),transparent 92%),radial-gradient(ellipse 35% 23% at 76% 43%,rgba(61,51,146,.13),transparent 96%)}
.site-header{background:rgba(10,9,24,.91);border-bottom-color:#38305088}
.site-header .brand{gap:8px}
.site-header .brandmark{width:45px;height:45px;object-fit:contain;filter:drop-shadow(0 0 14px rgba(149,105,255,.30))}
.site-header .brand>span{font-size:21px;font-weight:800;color:#f9f7ff;letter-spacing:-.065em}
.site-header .brand>span>span{color:#b69aff;text-shadow:0 0 28px rgba(159,118,255,.28)}
.site-header .navitem.active{background:rgba(158,119,255,.15)!important;color:#f3ecff}
.site-header .navitem:hover{background:rgba(160,119,255,.11)!important}
.blink-hero{padding-top:68px;padding-bottom:64px}
.hero-brand-lockup{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;margin:0 auto 33px}
.hero-logo-light{position:relative;display:grid;place-items:center;width:105px;height:105px;isolation:isolate}
.hero-logo-light::before{content:"";position:absolute;z-index:-1;inset:-25px;border-radius:50%;background:radial-gradient(circle,#7444cb3d,transparent 68%);filter:blur(12px)}
.hero-logo-light img{display:block;width:96px;height:96px;filter:drop-shadow(0 15px 25px rgba(47,21,106,.55))}
.hero-lockup-name{font-size:14px;letter-spacing:.16em;font-weight:800;color:#eae7ff;margin-top:1px}
.hero-lockup-name span{color:#be9cff}
.hero-lockup-detail{font-size:9px;letter-spacing:.23em;font-weight:700;color:#8d86b1}
.hero-announce{border-color:#574384;box-shadow:0 0 0 1px #39295544;background:#221b3b77;color:#d5c5f6}
.announce-pulse,.demo-green-dot,.hero-trust i{background:#bb97ff;box-shadow:0 0 15px #9f6dff90}
.hero-halo{background:radial-gradient(ellipse at 50% 13%,rgba(127,76,255,.29),transparent 64%),radial-gradient(ellipse at 50% 60%,rgba(79,55,157,.18),transparent 76%)}
.blink-hero h1 em,.feature-showcase h2 em{background:linear-gradient(95deg,#e8dbff 0%,#bb9aff 41%,#9861fd 84%,#d7afff 100%);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero-lead{color:#bdb9d0}
.hero-actions .button.primary,.button.primary{background:linear-gradient(110deg,#d7c7ff,#a97afa)!important;border:1px solid #d6c4ff!important;color:#171020!important;box-shadow:0 8px 30px #854af12b;font-weight:800}
.hero-actions .button.primary:hover,.button.primary:hover{background:linear-gradient(110deg,#e7ddff,#c09dff)!important}
.button:focus-visible,.hero-composer button:focus-visible{outline-color:#dfcfff}
.hero-explore{background:linear-gradient(135deg,#221c37ee,#101021f9);border-color:#644e9188;box-shadow:0 25px 95px #05040e90,0 0 60px #5730b017}
.composer-mark{background:#382454;color:#d6b6ff}
.hero-composer{background:#0b0a18;border-color:#493965}
.hero-composer button{background:linear-gradient(120deg,#cfbaff,#a47df6);color:#130b26}
.hero-composer button:hover{background:#e5d8ff}
.hero-chips button{background:#2a233f;border-color:#493765;color:#c8bbeb}
.hero-chips button:hover{background:#42305c;border-color:#926ec9}
.hero-trust{color:#9690b5}
.stat{background:linear-gradient(135deg,#1b1830,#111323);border-color:#413558}
.stat:hover{border-color:#7057a0}
.stat strong[style]{color:#c5a9ff!important}
.feature-showcase{background:radial-gradient(ellipse at 77% 30%,rgba(116,70,241,.16),transparent 55%),linear-gradient(125deg,#1a1431,#121324);border-color:#43325f}
.showcase-brand{display:flex;align-items:center;gap:12px;margin-bottom:9px}
.showcase-brand img{width:40px;height:40px;filter:drop-shadow(0 4px 16px #8657ff55)}
.feature-showcase .showcase-points span{background:#332347;border-color:#583a7b;color:#dac2ff}
.demo-code .purple{color:#b59aff}.demo-code .violet{color:#ecb9ff}.demo-code b{color:#d7c6ff}
.showcase-demo{border-color:#534075;background:#0b0a1a;box-shadow:0 25px 70px #07031b88}
.demo-bottom{color:#ad9ecb}
.journey-card{background:linear-gradient(145deg,#1b1730,#11121f);border-color:#383051}
.journey-card:hover{background:linear-gradient(135deg,#262039,#191528);border-color:#8b67c5;box-shadow:0 12px 28px #05030c55}
.journey-icon{background:#342449;border-color:#6a4787;color:#d9bfff}
.journey-arrow{color:#c5a0ff}
.section-index,.eyebrow,.academy-eyebrow{color:#b895ff}
.tab.active{background:#33254b;color:#f6eaff;border-color:#8c63c8}
.challenge-table{background:#141327;border-color:#3d3057}
.challenge-table thead{background:#211b33}.challenge-table tbody tr:hover{background:#251c39}
.tag{background:#2e2544;color:#ddcfff;border-color:#65478a}
.solved{color:#c4a6ff}
.academy-hero{background:radial-gradient(ellipse at 80% 0%,#3e28624c,transparent 68%),linear-gradient(125deg,#1d1833,#111322)!important;border-color:#564072!important}
.academy-hero .academy-progress-fill{background:linear-gradient(90deg,#7651ed,#cd9fff)!important}
.academy-track{border-color:#433657!important;background:#161326!important}
.academy-track-head{background:#211a36!important;border-color:#473759!important}
.academy-track-number{color:#c8aaff!important}
.academy-tab.selected{background:#4b2b70!important;border-color:#a578ef!important}
.academy-lesson-row:hover{border-color:#7451a3!important;background:#252035!important}
.academy-reader{border-color:#44345a!important}
.academy-toolkit,.academy-guided,.academy-mission,.academy-checkpoint{background:linear-gradient(130deg,#201833,#141422)!important;border-color:#554075!important}
.academy-tool-link,.academy-feedback.good{color:#d0b0ff!important}
.academy-line.selected,.academy-line:hover{background:#2d2049!important;border-color:#9367d7!important}
.academy-trace{border-left-color:#b08cff!important;color:#e2ceff!important}
.academy-mission-count{color:#d2b9ff}
.academy-mission-task.is-complete{color:#d5bfff;border-color:#a57bdf!important}
.academy-mission-task input,.academy-practice-box input{accent-color:#ba9bff}
.academy-mission-report{border-left-color:#a57cec}
.challenge-status{background:#2b1d40!important;border-color:#7349a0!important}
.challenge-download{background:linear-gradient(115deg,#ded2ff,#b08bfd)!important;color:#191022!important}
.foot{border-top-color:#39304d;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:8px;color:#f5edff;letter-spacing:-.04em;text-transform:none}
.footer-brand img{width:28px;height:28px}.footer-brand b{font-size:15px}.footer-brand b span{color:#b69aff}
#otherview>h1{color:#f5f1ff}
@media(max-width:1100px){.site-header .brandmark{width:39px;height:39px}}
@media(max-width:520px){.site-header .brandmark{width:32px;height:32px}.hero-brand-lockup{margin-bottom:21px}.hero-logo-light{width:80px;height:80px}.hero-logo-light img{width:80px;height:80px}.hero-lockup-name{font-size:12px}.hero-lockup-detail{font-size:8px}.blink-hero{padding-top:36px}.foot{justify-content:center;text-align:center}}


/* BlockForge Professional UI refinement — 2026 */
:root{--bg:#0b0c13;--sidebar:#0b0c13;--panel:#141620;--panel2:#1c1e2b;--border:#313144;--text:#f4f3fa;--muted:#a2a2b7;--green:#ad93ed;--cyan:#c4a9f9;--red:#f58b9b}
body{background:var(--bg);font-size:14px;line-height:1.6;letter-spacing:-.005em}
body::before{height:720px;background:radial-gradient(ellipse 39% 38% at 49% 17%,rgba(99,71,174,.16),transparent 80%)}
.site-header{background:rgba(12,13,21,.95);border-bottom:1px solid #2b2c3e;box-shadow:none}
.header-inner{max-width:1240px;min-height:74px}
.site-header .brandmark{width:37px;height:37px;filter:none}
.site-header .brand>span{font-size:20px;letter-spacing:-.055em}
.site-header .brand>span>span{text-shadow:none;color:#b69cf0}
.site-header .navlinks{gap:4px}
.site-header .navitem{border-radius:8px;color:#aaa8bd;font-size:13px;font-weight:650}
.site-header .navitem.active{background:#262137!important;color:#f6f3ff}
.site-header .navitem:hover{background:#201d30!important}
.site-header .authbox{gap:8px}
.site-header .authbox .button{border-radius:9px}
.button{box-shadow:none!important;border-radius:9px;min-height:41px;line-height:1.2;font-weight:700}
.button.primary,.hero-actions .button.primary{background:#c4a9fa!important;border:1px solid #c4a9fa!important;color:#1a1226!important}
.button.primary:hover,.hero-actions .button.primary:hover{background:#d6c5fc!important;border-color:#d6c5fc!important;transform:none}
.button:not(.primary):hover{border-color:#635877}
.content{max-width:1240px;padding-left:35px;padding-right:35px}
.blink-hero{padding-top:62px;padding-bottom:53px}
.hero-halo{filter:blur(40px);height:420px;background:radial-gradient(ellipse at 50% 12%,rgba(139,110,232,.18),transparent 73%)}
.hero-brand-lockup{margin-bottom:22px;gap:2px}
.hero-logo-light,.hero-logo-light img{width:64px;height:64px}
.hero-logo-light::before{inset:-11px;opacity:.48;filter:blur(10px)}
.hero-logo-light img{filter:none}
.hero-lockup-name{font-size:11px;letter-spacing:.12em}
.hero-lockup-detail{display:none}
.hero-announce{padding:7px 13px;background:#24203580;box-shadow:none;border:1px solid #433957;color:#c8bfdb;font-size:10px;letter-spacing:.09em}
.hero-announce .announce-arrow{display:none}
.announce-pulse{width:6px;height:6px;flex-basis:6px;background:#b99df7;box-shadow:none}
.blink-hero h1{max-width:900px;font-size:clamp(45px,6.6vw,83px);line-height:1.08;letter-spacing:-.065em;margin:23px auto 18px}
.blink-hero h1 em,.feature-showcase h2 em{font-family:"DM Sans",Inter,system-ui,sans-serif;font-style:normal;font-weight:750;letter-spacing:inherit;background:linear-gradient(105deg,#d8c9fe,#9d83e6);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{max-width:675px;font-size:16px;line-height:1.85;color:#b2b0c2}
.hero-actions{margin-top:27px;gap:12px}
.hero-actions .button{border-radius:9px;min-height:45px;min-width:166px;font-size:13px}
.hero-explore{max-width:705px;margin:50px auto 18px;background:#161624;border:1px solid #38344c;border-radius:14px;padding:12px;box-shadow:0 14px 50px #03030a36,inset 0 1px #ffffff08}
.composer-label{padding:5px 7px 12px;font-size:12px;font-weight:650}
.composer-mark{border-radius:7px;background:#28243a;color:#c6acf5}
.composer-tag{letter-spacing:.04em}
.hero-composer{background:#0c0d16;border:1px solid #333044;border-radius:8px}
.hero-composer button{border-radius:7px;background:#bca0f7}
.hero-chips button{border-radius:7px;background:#222033;color:#beb6d5;border-color:#39324b}
.hero-chips button:hover{background:#302a43}
.hero-trust{gap:24px;color:#9391a6;font-size:11px;font-weight:600;letter-spacing:0;margin-top:24px}
.hero-trust span+span::before{content:"·";display:inline-block;margin-right:19px;color:#625979}
.summary{margin:0 0 36px;gap:12px}
.stat{border-radius:12px;border:1px solid #343044;background:#151620;padding:19px 21px;min-height:110px}
.stat:hover{border-color:#48405c}
.stat small{font-size:10px;letter-spacing:.07em;color:#aba7bc}
.stat strong{font-size:30px;line-height:1.55}
.stat em{color:#ae97ea}
.feature-showcase{border-radius:17px;padding:39px 42px;background:linear-gradient(123deg,#1d1a2d,#111522);border:1px solid #3e3854;gap:35px}
.feature-showcase::after{opacity:.08}
.feature-showcase h2{font-size:clamp(31px,4vw,47px);margin:14px 0}
.feature-showcase p{color:#b8b5c8;font-size:14px;line-height:1.8}
.showcase-brand{margin-bottom:3px}
.showcase-brand img{width:31px;height:31px;filter:none}
.showcase-points{margin:20px 0;gap:7px}
.showcase-points span{background:#292338;border-color:#483a5d;border-radius:6px;letter-spacing:0;font-size:10px}
.showcase-demo{transform:none;background:#0d1020;border:1px solid #39374b;border-radius:12px;box-shadow:0 12px 38px #0004}
.demo-top{height:46px}
.demo-code{font-size:12px;line-height:2.0}
.demo-bottom{font-size:10px}
.journey-cards{gap:14px;margin-top:16px;margin-bottom:67px}
.journey-card{background:#151721;border:1px solid #343447;border-radius:13px;padding:23px;min-height:195px}
.journey-card:hover{background:#1a1b27;border-color:#665c82;transform:translateY(-2px);box-shadow:0 12px 20px #0002}
.journey-icon{background:#262139;border-color:#49405e;border-radius:9px;width:36px;height:36px;font-size:20px}
.journey-step{font-size:10px;color:#ada8c4;letter-spacing:.06em}
.journey-card strong{font-size:17px;letter-spacing:-.03em}
.journey-card small{color:#aaa8bd}
.sectiontitle{margin-bottom:22px;font-size:24px}
.section-index{color:#a790dd}
.sectiontitle small{font-size:12px;color:#aba9bb}
.tabs{gap:7px}.tab{border-radius:8px;background:transparent;border:1px solid #323246;color:#aaa6bf;padding:9px 16px}
.tab.active{background:#262037;color:#eee7ff;border-color:#5d4c7c}
.filters{gap:12px}
.search,.filter{border-radius:8px;border-color:#38364b;background:#131520}
.challenge-table{border:1px solid #353448;border-radius:12px;background:#141620}
.challenge-table thead{background:#1b1d29}
.challenge-table th{color:#a8a5bb;letter-spacing:.06em}
.challenge-table td{border-color:#303040}
.challenge-table tbody tr:hover{background:#201e30}
.tag{border-radius:6px;background:#242034}
.foot{margin-top:70px}
#otherview{padding-top:48px}
#otherview>h1{font-size:clamp(32px,4vw,51px)}
#otherview>p{max-width:760px}
.academy-hero{border-radius:14px!important;padding:33px!important;background:linear-gradient(120deg,#1b192b,#12151e)!important;border-color:#40374e!important}
.academy-hero h2{font-size:30px}
.academy-progress{border-radius:50px;overflow:hidden}
.academy-next-step{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 24px;margin:15px 0 23px;background:#161824;border:1px solid #3c3750;border-radius:12px}
.academy-next-copy{display:flex;flex-direction:column;gap:5px;min-width:0}
.academy-next-copy .academy-eyebrow{margin:0;color:#ad99d2;font-size:10px}
.academy-next-copy strong{font-size:17px;color:#faf8ff;line-height:1.35}
.academy-next-copy p{font-size:12px;text-transform:capitalize}
.academy-next-step .button{flex:none}
.academy-track{border-radius:12px;background:#141621!important}
.academy-track-head{background:#1b1c2b!important}
.academy-lesson-row{min-height:66px!important}
.academy-reader{border-radius:13px!important}
.academy-guided,.academy-toolkit,.academy-mission,.academy-checkpoint{border-radius:11px!important;background:#191827!important}
.academy-mission-task{background:#131620;border-radius:8px}
.challenge-modal{border-radius:15px!important}
.challenge-hero-grid{gap:26px}
.learner-intro{padding:27px 29px;background:linear-gradient(115deg,#1b192b,#14151f);border:1px solid #3b344c;border-radius:14px;margin-bottom:18px}
.learner-intro h2{font-size:30px;line-height:1.2;margin:10px 0}.learner-intro p{max-width:670px;font-size:14px}
.learner-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.learner-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:18px 0 20px}
.learner-metric{display:flex;flex-direction:column;gap:8px;background:#151721;border:1px solid #353348;border-radius:12px;padding:22px}
.learner-metric-label{color:#a8a4bd;font-size:12px;font-weight:650}
.learner-metric-value{font-size:35px;font-weight:800;color:#f5f2ff;line-height:1.1;letter-spacing:-.045em}
.learner-metric-detail{color:#88859f;font-size:11px}
.learner-next{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.learner-next-card{display:flex;flex-direction:column;align-items:flex-start;gap:10px;background:#151721;border:1px solid #353348;border-radius:12px;padding:27px}
.learner-next-card h3{font-size:22px;margin:0;letter-spacing:-.035em}
.learner-next-card p{font-size:13px;max-width:430px;flex:1;min-height:52px}
.learner-next-card .button{margin-top:7px}
.learner-account-note{background:#131520;border:1px solid #343245;border-radius:12px;padding:25px;margin-top:16px}
.learner-account-note h3{margin:0 0 7px;font-size:17px}
@media(max-width:1080px){.site-header .navitem{font-size:12px}.content{padding-left:26px;padding-right:26px}.feature-showcase{padding:30px}}
@media(max-width:800px){.content{padding-left:20px;padding-right:20px}.hero-trust{gap:8px}.hero-trust span+span::before{margin-right:7px}.learner-next{grid-template-columns:1fr}.learner-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}.academy-next-step{padding:18px}}
@media(max-width:600px){.content{padding-left:16px;padding-right:16px}.hero-brand-lockup{margin-bottom:15px}.blink-hero{padding-top:33px;padding-bottom:34px}.blink-hero h1{font-size:clamp(43px,10vw,58px)}.hero-lead{font-size:14px}.hero-trust span+span::before{display:none}.hero-trust{gap:8px 15px;flex-wrap:wrap}.hero-explore{margin-top:35px}.stat{min-height:93px;padding:15px}.feature-showcase{padding:22px 18px}.journey-card{min-height:165px}.academy-next-step{flex-direction:column;align-items:stretch}.academy-next-step .button{width:100%}.learner-intro{padding:22px}.learner-intro h2{font-size:26px}.learner-metrics{grid-template-columns:1fr;gap:9px}.learner-metric{padding:17px}.learner-metric-value{font-size:27px}.learner-next-card{padding:21px}}


/* Accessible account control and utility refinements */
.account-chip{display:inline-flex;align-items:center;gap:9px;border-radius:9px;border:1px solid #3b354c;color:#eeeafa;background:#1b1928;padding:5px 11px 5px 5px;min-height:42px;max-width:180px}
.account-chip:hover{border-color:#756298;background:#242033}
.account-avatar{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:7px;font-size:12px;font-weight:800;color:#211630;background:#bea4ef}
.account-name{font-size:12px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.challenge-table tbody tr:focus-visible{outline:2px solid #bba0fa;outline-offset:-2px;background:#252137}
#challengeLibrary{scroll-margin-top:110px}
@media(max-width:800px){.account-chip{max-width:150px;min-height:38px}.account-avatar{width:28px;height:28px}}
@media(max-width:520px){.account-chip{max-width:100px;padding-right:6px;gap:5px}.account-avatar{width:25px;height:25px}.account-name{max-width:60px;font-size:11px}}


/* BlockForge design system v3 · product-first landing and polished learning views */
:root {
  --bf-bg:#0b0d16;--bf-surface:#121522;--bf-elevated:#191b2b;
  --bf-edge:#343247;--bf-soft:#222235;--bf-accent:#baa1ff;
  --bf-text:#f6f4ff;--bf-subtle:#a6a2bc;
}
body { background:var(--bf-bg); }
body::before { background:radial-gradient(ellipse 54% 25% at 71% 9%,rgba(114,76,211,.18),transparent 84%); }
.content { max-width:1290px; }
.site-header { border-bottom:1px solid #353249; }
.header-inner { max-width:1300px; }
.site-header .navitem { transition:background .18s,color .18s; }
.site-header .navitem.active { box-shadow:inset 0 -1px #ba9dfd40; }
.button.primary, .hero-actions .button.primary { background:#d5c4ff!important;border-color:#d5c4ff!important; }
.button.primary:hover,.hero-actions .button.primary:hover { background:#e1d5ff!important;border-color:#e1d5ff!important; }
.button { transition:background .2s,border-color .2s,transform .2s; }
.button:active,.workspace-tab:active { transform:scale(.98); }
.blink-hero { text-align:left; padding:85px 0 55px; }
.hero-layout { display:grid;grid-template-columns:minmax(0,1.04fr) minmax(390px,.96fr);gap:54px;align-items:center;position:relative;z-index:1; }
.hero-copy { min-width:0; }
.blink-hero .hero-halo { width:110%;max-width:1280px;height:650px;top:-60px;filter:blur(55px);left:53%;opacity:.9; }
.hero-announce { font-size:10px;letter-spacing:.11em;font-weight:800;line-height:1.3; }
.blink-hero h1 { font-size:clamp(45px,5.4vw,74px);letter-spacing:-.075em;text-align:left;line-height:1.105;margin:27px 0 22px;max-width:780px; }
.blink-hero h1 em { font-weight:750;display:inline; }
.hero-lead { max-width:540px;margin:0;text-align:left;font-size:16px;line-height:1.87;color:#b4b1c8; }
.blink-hero .hero-actions { justify-content:flex-start;flex-wrap:wrap;margin:28px 0 0;gap:10px; }
.hero-actions .button { min-width:auto;padding:12px 21px;min-height:48px; }
.blink-hero .hero-trust { display:flex;justify-content:flex-start;gap:12px;flex-wrap:wrap;margin:29px 0 0;color:#9792ae;text-align:left;font-size:11px;font-weight:650;letter-spacing:0; }
.hero-trust span { display:inline-flex;align-items:center;gap:8px; }
.hero-trust span+span::before { content:"";display:inline-block;width:4px;height:4px;border-radius:50%;background:#73688f;margin:0 4px; }
.hero-workspace { width:100%;min-width:0;position:relative;text-align:left;background:linear-gradient(145deg,#1e1934 0%,#121625 52%,#0f1320 100%);border:1px solid #5b497b;border-radius:19px;box-shadow:0 34px 100px rgba(3,3,11,.5),0 0 110px rgba(132,94,239,.09),inset 0 1px rgba(255,255,255,.08);overflow:hidden; }
.hero-workspace::before { content:"";pointer-events:none;position:absolute;inset:0;background:radial-gradient(ellipse 50% 30% at 85% 0%,rgba(163,123,255,.12),transparent 92%); }
.workspace-top { display:flex;align-items:center;justify-content:space-between;padding:20px 22px 17px;gap:8px;position:relative; }
.workspace-identity { display:flex;align-items:center;gap:10px; }
.workspace-orb { display:grid;place-items:center;width:43px;height:43px;background:#282140;border:1px solid #594979;border-radius:12px; }
.workspace-orb img { object-fit:contain;width:34px;height:34px; }
.workspace-identity>div { display:flex;flex-direction:column;gap:0;line-height:1.45; }
.workspace-identity strong { color:#f6f2ff;font-size:14px;font-weight:800;letter-spacing:-.025em; }
.workspace-identity small { color:#9690ac;font-size:11px; }
.workspace-online { display:flex;gap:7px;align-items:center;white-space:nowrap;color:#bdacd7;font-size:9px;letter-spacing:.07em;font-weight:800;border:1px solid #514366;background:#2a223e8c;border-radius:7px;padding:7px 9px; }
.workspace-online-dot { width:6px;height:6px;background:#a9d89b;border-radius:50%;box-shadow:0 0 10px #91c68b69; }
.workspace-browser { margin:0 13px;padding:0;border:1px solid #403850;background:#0b101c;border-radius:12px;position:relative;overflow:hidden; }
.workspace-path { padding:13px 17px;color:#8a89a4;font-size:11px;font-weight:650;letter-spacing:.015em;border-bottom:1px solid #262a3c; }
.workspace-path span { color:#ab95e4;font-size:16px;padding-right:8px; }
.workspace-tabs { display:flex;border-bottom:1px solid #2b2c40;gap:0;overflow-x:auto; }
.workspace-tab { padding:14px 19px;border:0;border-bottom:2px solid transparent;color:#9695b0;background:transparent;font:650 11px/1.3 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:nowrap; }
.workspace-tab:hover { background:#18182a;color:#d6c9f5; }
.workspace-tab.selected { background:#191827;color:#d6c3ff;border-bottom-color:#b69af8; }
.workspace-code { font:13px/2.2 ui-monospace,SFMono-Regular,Consolas,monospace;color:#d9dcf3;display:block;background:transparent;border:0;white-space:pre;overflow-x:auto;padding:22px 18px 19px;margin:0;min-height:234px;box-sizing:border-box; }
.workspace-code code { font:inherit; }
.workspace-code .code-line { display:block;white-space:pre; }
.workspace-code .code-line i { display:inline-block;width:25px;margin-right:17px;font-style:normal;color:#575e79;user-select:none;text-align:right; }
.workspace-code .code-keyword { color:#b9a0ff; }
.workspace-code .code-type { color:#e8bfff; }
.workspace-code .code-source { color:#e5e2f7; }
.workspace-insight { display:flex;gap:11px;align-items:flex-start;color:#bfb5dc;border-top:1px solid #24293a;background:#111527;padding:15px 19px;font-size:12px;line-height:1.6;min-height:68px;box-sizing:border-box; }
.workspace-insight-icon { color:#bb9aff;font-size:20px;line-height:1; }
.workspace-bottom { display:flex;align-items:center;justify-content:space-between;gap:10px;color:#8e8ba8;padding:14px 22px 17px;font-size:10px;font-weight:750;letter-spacing:.05em; }
.workspace-bottom>span:first-child { display:flex;align-items:center;gap:8px; }
.workspace-dot { width:7px;height:7px;border-radius:50%;background:#ae97ea; }
.hero-explore { max-width:none;margin:68px 0 0;padding:12px 15px;background:#151625e8;border-radius:16px;border:1px solid #3c3653;box-shadow:0 12px 45px rgba(0,0,0,.24); }
.hero-explore .composer-label { font-size:12px;padding:8px 10px 11px; }
.hero-explore .hero-composer { min-height:56px; }
.hero-explore .hero-chips { padding-top:12px; }
.summary { margin:0 0 25px; }
.stat { position:relative;border-radius:12px;box-shadow:inset 0 1px rgba(255,255,255,.035); }
.stat:first-child::after { content:"";position:absolute;top:20px;right:20px;width:6px;height:6px;border-radius:50%;background:#a98df1;box-shadow:0 0 15px #a98df155; }
.feature-showcase { margin-top:15px; }
.feature-showcase h2 { font-size:clamp(33px,3.5vw,50px); }
.sectiontitle { border-bottom:1px solid #343043;padding-bottom:17px; }
.sectiontitle small { color:#9a96ad; }
.journey-cards { gap:12px; }
.journey-card { border-radius:13px;transition:transform .18s ease,border-color .18s,background .18s; }
.journey-card:hover { transform:translateY(-3px);border-color:#6b558d; }
.journey-card:focus-visible { outline:2px solid #c3a6ff;outline-offset:3px; }
.journey-step { color:#b3a3d7; }
.challenge-table { border-spacing:0;border-collapse:separate; }
.challenge-table tbody tr { transition:background .15s; }
.challenge-table tbody td:first-child { position:relative; }
.challenge-table tbody tr:hover td:first-child::before { content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#b79aff; }
.challenge-name { font-size:14px;font-weight:750;letter-spacing:-.015em; }
.tag { border:1px solid #4b3e65; }
.academy-grid { gap:18px; }
.academy-track { border:1px solid #3b374f!important;border-radius:15px!important;background:#141623!important;box-shadow:0 10px 26px #0505111a; }
.academy-track-head { padding:23px 23px 18px;background:linear-gradient(130deg,#211c33,#171924)!important;border-bottom:0!important; }
.academy-track-head h3 { color:#f8f5ff;font-size:17px;font-weight:750; }
.academy-track-head p { color:#aaa5bd;font-size:12px;line-height:1.7; }
.academy-track-number { color:#b7a1ed;font-size:22px;font-weight:750; }
.academy-track-count { border-radius:7px;background:#302743;color:#d0b9ff!important;border:1px solid #55406f;padding:5px 8px;font-size:10px; }
.academy-course-progress { height:4px;background:#292639;position:relative;overflow:hidden; }
.academy-course-progress span { display:block;height:100%;background:linear-gradient(90deg,#8973d8,#d8bbff);border-radius:0 5px 5px 0;transition:width .3s; }
.academy-lesson-row { padding:15px 20px;border-color:#2d2c3e!important;transition:background .16s; }
.academy-lesson-row:hover:not(:disabled) { background:#252139!important; }
.academy-lesson-row:disabled { opacity:.63;cursor:not-allowed; }
.academy-lesson-row .academy-lesson-number { color:#a7a0bd;font-size:12px; }
.academy-lesson-row .academy-lesson-main strong { color:#f1ecff;font-size:13px;font-weight:750; }
.academy-lesson-row .academy-lesson-main small { color:#9691a9; }
.academy-lesson-row .academy-lesson-status { color:#c6b5ec;font-weight:650;font-size:11px; }
.academy-lesson-row.is-done .academy-lesson-status { color:#a5d5ae; }
.academy-tabs { gap:9px;margin-top:25px;margin-bottom:22px; }
.academy-tabs .academy-tab { border-radius:9px!important;padding:11px 15px!important; }
.academy-reading { max-width:100%; }
.academy-reader-head h2 { font-weight:790; }
#otherview>h1 { letter-spacing:-.055em; }
.learner-metrics .learner-metric { transition:border-color .2s; }
.learner-metrics .learner-metric:hover { border-color:#615379; }
@media(max-width:1080px) {
  .hero-layout { grid-template-columns:minmax(0,1fr) minmax(340px,.9fr);gap:28px; }
  .blink-hero h1 { font-size:clamp(43px,5.3vw,63px); }
  .workspace-code { font-size:11px;padding-left:12px;padding-right:12px; }
}
@media(max-width:860px) {
  .hero-layout { grid-template-columns:1fr;gap:32px; }
  .blink-hero { padding:61px 0 35px; }
  .hero-copy { text-align:center; }
  .blink-hero h1 { text-align:center;margin-left:auto;margin-right:auto;max-width:700px;font-size:clamp(47px,7.4vw,71px); }
  .hero-lead { margin-left:auto;margin-right:auto;text-align:center;max-width:630px; }
  .blink-hero .hero-actions,.blink-hero .hero-trust { justify-content:center; }
  .hero-workspace { max-width:660px;margin:auto; }
  .hero-explore { margin-top:36px; }
}
@media(max-width:680px) {
  /* Small screens: keep primary navigation in reach without wrapping it into a second header row */
  .site-header { backdrop-filter:none;-webkit-backdrop-filter:none; }
  .header-inner { min-height:65px;padding:9px 16px;flex-wrap:nowrap; }
  .site-header .brand { margin:0; }
  .site-header .authbox { order:unset;margin-left:auto; }
  .site-header .navlinks { position:fixed;top:auto;left:9px;right:9px;bottom:9px;display:flex;flex:initial;width:auto;order:unset;min-height:64px;overflow-x:auto;white-space:nowrap;justify-content:flex-start;align-items:center;gap:1px;padding:7px;box-sizing:border-box;background:rgba(21,21,35,.98);border:1px solid #4a405f;border-radius:15px;box-shadow:0 14px 42px #000a,0 0 0 2px #0e0e18;z-index:90;scrollbar-width:none;overscroll-behavior-x:contain; }
  .site-header .navlinks::-webkit-scrollbar { display:none; }
  .site-header .navitem { min-width:72px;flex:none;font-size:10px;padding:6px 9px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2px;border-radius:9px;line-height:1.2;height:47px; }
  .site-header .navitem .sym { display:block!important;font-size:18px;opacity:.9; }
  .site-header .navitem.active { box-shadow:none;background:#322744!important; }
  body { padding-bottom:94px; }
  .blink-hero { padding-top:39px; }
  .workspace-code { font-size:11px; }
  .hero-trust span+span::before { content:"";display:none; }
  .hero-explore { margin-top:30px; }
  .hero-explore .composer-label { font-size:11px; }
  .academy-grid { grid-template-columns:1fr; }
  .academy-track-head { padding:19px; }
}
@media(max-width:420px) {
  .blink-hero h1 { font-size:43px; }
  .workspace-top { padding:14px 13px; }
  .workspace-online { font-size:8px;padding:6px; }
  .workspace-identity strong { font-size:12px; }
  .workspace-identity small { font-size:10px; }
  .workspace-code { font-size:10px;line-height:2.3;padding:17px 8px 18px; }
  .workspace-code .code-line i { margin-right:9px;width:21px; }
  .workspace-insight { font-size:11px; }
  .workspace-tabs .workspace-tab { padding:12px; font-size:10px; }
  .hero-explore { padding:10px; }
  .hero-explore .composer-tag { display:none; }
}
@media(prefers-reduced-motion:reduce) {
  .academy-course-progress span,.journey-card { transition:none!important; }
}

/* Keep static and interactive code previews equally spaced and highlighted. */
.workspace-code code { display:block;white-space:normal; }
.workspace-code .code-source { white-space:pre; }
.workspace-code .code-source .code-keyword { color:#bfa4ff; }
.workspace-code .code-source .code-type { color:#e8c0ff; }


/* Interactive BlockForge Workshop & moderated community */
.experience-intro{border:1px solid #463a62;background:linear-gradient(130deg,#1c1830,#121624);border-radius:16px;padding:28px;margin-bottom:20px}
.experience-intro h2{font-size:29px;margin:8px 0}
.experience-intro p{max-width:800px}
.experience-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:19px 0 23px}
.experience-tab{border:1px solid #40374f;background:#1b1b29;color:#cac4de;padding:12px 15px;border-radius:9px;font-size:12px;font-weight:700}
.experience-tab:hover{background:#2c243e;color:#fff}
.experience-tab.active{border-color:#9e81df;background:#302747;color:#f7f1ff}
.experience-panel{border-radius:15px;background:#131723;border:1px solid #383446;padding:24px;min-height:250px}
.experience-panel h3,.route-content h3{color:#f3f0ff}
.experience-panel>p{margin:6px 0 18px}
.experience-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin:13px 0}
.explorer-split{display:grid;grid-template-columns:minmax(200px,27%) minmax(0,1fr);border:1px solid #454059;border-radius:12px;overflow:hidden;min-height:530px}
.explorer-sidebar{position:static!important;display:flex!important;flex-direction:column!important;width:auto!important;height:auto!important;min-height:0!important;background:#101320!important;border-right:1px solid #3b354e!important;padding:12px!important}
.explorer-sidebar input{padding:11px;color:#f4f1ff;background:#1b1a2b;border:1px solid #4a3e5d;border-radius:8px;width:100%;font-size:12px}
.explorer-files{overflow:auto;max-height:480px;margin-top:11px;display:grid;align-content:start;gap:3px}
.explorer-file{width:100%;text-align:left;overflow-wrap:anywhere;background:transparent;border:1px solid transparent;color:#b1aaca;padding:9px;border-radius:6px;font:12px/1.55 ui-monospace,monospace}
.explorer-file.active,.explorer-file:hover{color:#f2ebff;background:#2c2342;border-color:#51426a}
.explorer-viewer{min-width:0;background:#0b101c;display:flex;flex-direction:column}
.explorer-viewer-head{padding:15px;border-bottom:1px solid #38334c;display:grid;gap:8px;overflow-wrap:anywhere}
.explorer-viewer-head strong{font-size:12px;color:#e4d5ff}
.experience-code{display:block;font:12px/1.65 ui-monospace,Consolas,monospace;background:#0b101c;color:#d1d3f0;border:0;padding:17px;white-space:pre;overflow:auto;max-height:540px;min-width:0;margin:0}
.experience-editor{display:block;background:#0c101b;color:#dad7f5;border:1px solid #4a3f5f;border-radius:9px;padding:15px;width:100%;margin:15px 0;font:13px/1.65 ui-monospace,Consolas,monospace;resize:vertical}
.experience-panel select,.community-form select,.community-form input,.community-form textarea{background:#151725;border:1px solid #443b58;color:#f3edff;padding:11px;border-radius:8px;max-width:100%}
.experience-panel select{margin:8px 0;min-height:42px}
.experience-output{white-space:pre-wrap;overflow-wrap:anywhere;background:#211e30;border-radius:8px;color:#c7b9e2;margin:15px 0;padding:14px;border:1px solid #3e3457}
.experience-good{color:#a6e5b3!important;border-color:#416c4c!important;background:#15231a!important}
.experience-warning{color:#e7adba}
.experience-grid,.path-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:17px}
.path-card,.badge-card{display:flex;flex-direction:column;gap:9px;padding:20px;background:#191a2b;border:1px solid #3d3650;border-radius:12px;min-width:0}
.path-card h3,.badge-card h3{font-size:16px;line-height:1.3;margin:0}
.path-card p,.badge-card p{font-size:12px;flex:1}
.path-card button{margin-top:12px}
.path-meter{height:6px;width:100%;background:#343049;border-radius:20px;overflow:hidden}
.path-meter span{height:100%;display:block;background:linear-gradient(90deg,#8669d4,#cfb3ff);border-radius:20px}
.badge-card{opacity:.52}
.badge-card.earned{opacity:1;border-color:#775aaf;background:#211b36}
.badge-art{font-size:29px}
.badge-card small{color:#b9a5e6;font-weight:700}
.experience-section-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:23px 0 8px}
.rank-pill{border:1px solid #6f5799;border-radius:100px;padding:9px 13px;color:#dac2ff;background:#29203c;font-size:12px}
.community-list{display:grid;gap:12px;margin-top:20px}
.community-card,.community-reply{background:#171a29;border:1px solid #413a53;border-radius:12px;padding:19px;overflow-wrap:anywhere}
.community-card h3{font-size:18px;margin:9px 0}
.community-card p{font-size:13px;color:#aaa6bc;white-space:pre-wrap}
.community-card small,.experience-caption{color:#ae9aca;font-size:12px}
.community-card button{margin:9px 0 0}
.community-form{margin:18px 0;display:grid;gap:10px;max-width:760px}
.community-form label{font-size:13px;color:#c8c2d9}
.community-form textarea{width:100%;resize:vertical;line-height:1.6}
.community-form input{width:100%}
.community-content{max-height:none;white-space:pre-wrap;overflow-wrap:anywhere}
.community-replies{display:grid;gap:8px;margin:11px 0}
.community-reply p{margin:5px 0;white-space:pre-wrap}
.moderation-section{margin-top:35px;border-top:1px solid #4e415b;padding-top:20px}
.member-link{background:transparent;border:0;color:#e0cfff;font-weight:700;padding:5px;border-radius:4px;text-align:left}
.member-link:hover{text-decoration:underline}
.progressive-hint{padding:12px;background:#272039;border-left:3px solid #aa87ee;border-radius:4px;white-space:pre-wrap}
#hinttext .button{margin:6px}
@media(max-width:1100px){.experience-grid,.path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:750px){.explorer-split{grid-template-columns:1fr}.explorer-sidebar{border-right:0!important;border-bottom:1px solid #3b354e!important}.explorer-files{max-height:160px;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.explorer-file{font-size:10px}.experience-grid,.path-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.experience-panel{padding:14px}.experience-grid,.path-grid{grid-template-columns:1fr}.explorer-files{grid-template-columns:1fr}.experience-tabs{gap:5px}.experience-tab{padding:10px;font-size:11px}.rank-pill{font-size:10px}.experience-code{font-size:10px}.community-card{padding:15px}}