/* © 2026 Dr. Igor Kleiner. Course interface styles. All rights reserved. */
:root{
  --bg:#03070d;--panel:#091321;--panel2:#0c1929;--text:#f4f8ff;--muted:#93a9bd;
  --cyan:#4ae9ff;--teal:#38ffc3;--green:#7eff79;--purple:#b56dff;--pink:#ff5bd5;
  --yellow:#ffd84d;--orange:#ff9c45;--danger:#ff6d8d;--line:rgba(74,233,255,.22);
  --shadow:0 18px 60px rgba(0,0,0,.46);--radius:15px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--text);font-family:"Segoe UI",Arial,sans-serif;background:radial-gradient(circle at 15% 0,rgba(181,109,255,.12),transparent 28%),radial-gradient(circle at 90% 15%,rgba(74,233,255,.09),transparent 28%),linear-gradient(180deg,#02050a,#07101b 52%,#02050a)}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(74,233,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(74,233,255,.035) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(#000,transparent 93%)}
button,a{font:inherit}button{color:inherit}a{color:inherit;text-decoration:none}.app-shell{position:relative;z-index:1;width:min(100%,620px);min-height:100vh;margin:0 auto;background:linear-gradient(180deg,rgba(5,10,18,.98),rgba(3,7,13,.99));border-inline:1px solid rgba(74,233,255,.13);box-shadow:0 0 90px rgba(0,0,0,.58);overflow:hidden}.inner{padding:8px 20px 38px}
.hud{margin:10px 16px 0;border:1px solid rgba(74,233,255,.32);background:rgba(4,12,21,.9);box-shadow:inset 0 0 24px rgba(74,233,255,.04);overflow:hidden}.hud-top{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:7px 9px 5px;border-bottom:1px solid rgba(74,233,255,.12)}.signal{height:44px;cursor:pointer;overflow:hidden;background:linear-gradient(rgba(74,233,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(74,233,255,.08) 1px,transparent 1px),rgba(0,0,0,.16);background-size:15px 15px;position:relative}.signal:after{content:"5x?";position:absolute;right:5px;bottom:3px;color:rgba(74,233,255,.22);font:700 7px/1 ui-monospace,monospace}.signal svg{width:100%;height:100%;display:block;filter:drop-shadow(0 0 5px var(--cyan))}.sys-meta{min-width:116px;color:#99afc2;font:700 9px/1.55 ui-monospace,monospace;letter-spacing:.04em}.sys-meta b{color:var(--teal)}.hud-bottom{display:flex;justify-content:space-between;gap:8px;padding:6px 9px;color:#71869a;font:700 8px/1.2 ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase}.lang-switch{display:flex;gap:3px}.lang-switch span{padding:2px 5px}.lang-switch .active{background:rgba(74,233,255,.16);color:var(--cyan)}
.hero{padding:15px 24px 10px}.title-row{display:grid;grid-template-columns:34px 1fr auto;gap:10px;align-items:center}.course-mark{color:var(--cyan);font:900 32px/1 ui-monospace,monospace;text-shadow:0 0 12px rgba(74,233,255,.55)}h1{margin:0;font-family:Impact,Haettenschweiler,"Arial Narrow Bold",sans-serif;font-size:clamp(26px,6.7vw,39px);line-height:.98;letter-spacing:.02em;text-transform:uppercase}.slash{color:var(--cyan)}.subtitle{margin:4px 0 0;color:var(--cyan);font:700 10px/1.3 ui-monospace,monospace;letter-spacing:.06em}.avatar-mini{width:50px;height:50px;border-radius:12px;border:1px solid rgba(74,233,255,.38);box-shadow:0 0 18px rgba(74,233,255,.10);background:#091421}.avatar-mini img{width:100%;height:100%;display:block;border-radius:inherit}.progress-duo{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.metric{padding:8px 9px;border:1px solid rgba(74,233,255,.18);background:rgba(74,233,255,.035)}.metric-top{display:flex;justify-content:space-between;gap:8px;color:#91a8bc;font:800 8px/1 ui-monospace,monospace;letter-spacing:.08em;text-transform:uppercase}.metric b{color:var(--cyan)}.progress-track{height:5px;margin-top:7px;background:#101c2b;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(74,233,255,.11)}.progress-fill{height:100%;width:var(--progress,0%);background:linear-gradient(90deg,var(--cyan),var(--teal));box-shadow:0 0 12px rgba(74,233,255,.65);transition:width .3s ease}
.igor-tip{display:grid;grid-template-columns:58px 1fr;gap:12px;align-items:center;margin:7px 0 13px;padding:10px 12px;border:1px solid rgba(74,233,255,.25);background:linear-gradient(90deg,rgba(74,233,255,.07),rgba(181,109,255,.04));position:relative}.igor-tip:after{content:"DR. IGOR // TIP";position:absolute;right:8px;top:6px;color:rgba(74,233,255,.35);font:800 7px/1 ui-monospace,monospace;letter-spacing:.1em}.igor-tip img{width:58px;height:58px;border-radius:11px}.igor-tip strong{display:block;font-size:13px;text-transform:uppercase}.igor-tip p{margin:4px 0 0;color:#a9bac9;font-size:11px;line-height:1.4}
.section-title{display:flex;align-items:center;gap:8px;margin:20px 2px 9px;color:#b8c9d8;font:900 10px/1 ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase}.section-title:after{content:"";height:1px;flex:1;background:linear-gradient(90deg,rgba(74,233,255,.32),transparent)}.section-icon{color:var(--cyan)}.stack{display:grid;gap:8px}
.module-card{--accent:var(--cyan);position:relative;display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:10px;width:100%;min-height:70px;padding:10px 12px;text-align:left;color:var(--text);border:1px solid color-mix(in srgb,var(--accent) 44%,transparent);border-radius:4px;background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 8%,transparent),transparent 48%),linear-gradient(180deg,rgba(13,23,39,.98),rgba(8,15,26,.98));box-shadow:inset 0 0 18px color-mix(in srgb,var(--accent) 4%,transparent);cursor:pointer;overflow:hidden;transition:.18s ease}.module-card:after{content:"";position:absolute;right:-48px;top:-67px;width:150px;height:150px;border:1px solid color-mix(in srgb,var(--accent) 17%,transparent);transform:rotate(45deg);opacity:.26}.module-card:hover,.module-card:focus-visible{transform:translateY(-2px);border-color:color-mix(in srgb,var(--accent) 78%,transparent);box-shadow:0 0 22px color-mix(in srgb,var(--accent) 12%,transparent);outline:0}.module-card[data-accent="purple"]{--accent:var(--purple)}.module-card[data-accent="pink"]{--accent:var(--pink)}.module-card[data-accent="yellow"]{--accent:var(--yellow)}.module-card[data-accent="orange"]{--accent:var(--orange)}.module-card[data-accent="green"]{--accent:var(--green)}.module-card[data-accent="teal"]{--accent:var(--teal)}.icon-box{width:46px;height:46px;display:grid;place-items:center;border:1px solid color-mix(in srgb,var(--accent) 34%,transparent);background:color-mix(in srgb,var(--accent) 9%,#09111d);color:var(--accent);font-size:23px;position:relative;z-index:1}.card-copy{min-width:0}.module-kicker{display:block;margin-bottom:4px;color:var(--accent);font:800 8px/1 ui-monospace,monospace;letter-spacing:.11em;text-transform:uppercase}.module-title{display:block;font-family:"Arial Narrow","Segoe UI",sans-serif;font-weight:900;font-size:16px;line-height:1.05;letter-spacing:.035em;text-transform:uppercase}.module-sub{display:block;margin-top:4px;color:var(--muted);font-size:11px;line-height:1.3}.status{position:relative;z-index:2;padding:4px 6px;border:1px solid color-mix(in srgb,var(--accent) 38%,transparent);color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent);font:900 9px/1 ui-monospace,monospace;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}.status.done{color:var(--green);border-color:rgba(126,255,121,.44);background:rgba(126,255,121,.08)}
.continue-card{display:grid;grid-template-columns:54px 1fr auto;gap:11px;align-items:center;margin-bottom:9px;padding:13px;border:1px solid rgba(126,255,121,.38);background:linear-gradient(100deg,rgba(126,255,121,.10),rgba(74,233,255,.04));box-shadow:inset 0 0 22px rgba(126,255,121,.04)}.continue-card .number{width:54px;height:54px;display:grid;place-items:center;border:1px solid rgba(126,255,121,.5);color:var(--green);font:900 18px/1 ui-monospace,monospace}.continue-card strong{display:block;font-size:15px;text-transform:uppercase}.continue-card small{display:block;margin-top:4px;color:var(--muted);font-size:11px}.go{padding:10px 12px;border:0;background:var(--green);color:#071008;font-weight:900;cursor:pointer}.signal-row{display:flex;gap:5px;flex-wrap:wrap;margin-top:8px}.signal-chip{padding:4px 6px;border:1px solid rgba(74,233,255,.2);color:#7890a5;font:800 8px/1 ui-monospace,monospace}.signal-chip.on{color:var(--green);border-color:rgba(126,255,121,.45);background:rgba(126,255,121,.07);box-shadow:0 0 10px rgba(126,255,121,.08)}
.social-card .icon-box{font-size:17px}.footer{display:flex;justify-content:space-between;gap:10px;padding:23px 20px 30px;color:#62788d;font:700 8px/1.4 ui-monospace,monospace;letter-spacing:.08em;text-transform:uppercase}.secret-count{cursor:help;color:#718aa0}
/* overlays */.overlay{position:fixed;inset:0;z-index:50;display:none;overflow:auto;background:rgba(1,4,9,.88);backdrop-filter:blur(10px)}.overlay.open{display:block}.overlay-panel{min-height:100vh;width:min(100%,620px);margin:0 auto;padding:14px 14px 44px;background:radial-gradient(circle at 0 0,rgba(181,109,255,.09),transparent 32%),linear-gradient(180deg,#07101b,#03070d);border-inline:1px solid rgba(74,233,255,.14)}.overlay-head{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:10px;margin:-14px -14px 15px;padding:13px 14px;background:rgba(4,9,16,.94);border-bottom:1px solid rgba(74,233,255,.18)}.overlay-head h2{margin:0;font-size:17px;text-transform:uppercase}.close-btn,.secondary-btn,.primary-btn{border:1px solid rgba(74,233,255,.3);background:rgba(74,233,255,.05);color:var(--cyan);padding:9px 11px;cursor:pointer;font-weight:800}.primary-btn{background:linear-gradient(135deg,var(--cyan),var(--teal));color:#061018;border:0}.secondary-btn:hover,.close-btn:hover{background:rgba(74,233,255,.12)}.content-panel{padding:14px;margin-bottom:10px;border:1px solid rgba(74,233,255,.17);background:rgba(10,20,34,.72)}.content-panel h3{margin:0 0 8px;font-size:15px;text-transform:uppercase}.content-panel p,.content-panel li{color:#bac8d5;font-size:13px;line-height:1.55}.content-panel ul,.content-panel ol{padding-left:20px}.action-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.weeks-list{display:grid;gap:7px}.week-row{display:grid;grid-template-columns:42px 1fr auto;gap:10px;align-items:center;padding:11px;border:1px solid rgba(74,233,255,.18);background:rgba(10,19,32,.72);cursor:pointer}.week-row:hover{border-color:rgba(74,233,255,.45)}.week-row .week-num{width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(74,233,255,.28);color:var(--cyan);font:900 13px/1 ui-monospace,monospace}.week-row strong{display:block;font-size:13px;text-transform:uppercase}.week-row small{display:block;margin-top:4px;color:var(--muted);font-size:10px}.week-row .status{font-size:8px}.fake-player{aspect-ratio:16/9;display:grid;place-items:center;margin-bottom:12px;border:1px solid rgba(74,233,255,.25);background:radial-gradient(circle,rgba(181,109,255,.13),transparent 40%),#06101d}.fake-player .play{width:70px;height:70px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--purple),var(--cyan));color:#06101d;font-size:28px}.shorts-player{width:min(100%,360px);aspect-ratio:9/16;margin:0 auto 12px;border:1px solid rgba(74,233,255,.25);background:#06101d;box-shadow:0 0 28px rgba(181,109,255,.12);overflow:hidden}.shorts-player iframe{display:block;width:100%;height:100%;border:0}.card-grid{display:grid;gap:8px}.slide-preview{display:grid;grid-template-columns:1fr 1fr;gap:8px}.slide-mini{aspect-ratio:16/9;padding:10px;border:1px solid rgba(74,233,255,.22);background:linear-gradient(135deg,rgba(74,233,255,.08),rgba(181,109,255,.05));font-size:11px;font-weight:800}.toast{position:fixed;left:50%;bottom:18px;z-index:100;opacity:0;pointer-events:none;transform:translate(-50%,20px);padding:10px 13px;border:1px solid rgba(126,255,121,.38);background:rgba(7,18,15,.97);color:var(--green);font-weight:800;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
/* secret cards */.secret-card-wrap{display:grid;place-items:center;padding:18px 4px}.secret-card{width:min(100%,340px);min-height:510px;padding:12px;border:2px solid #d2b563;background:linear-gradient(145deg,#24384a,#0d1420 58%,#2b1734);box-shadow:0 0 0 5px #111927,0 0 0 7px rgba(210,181,99,.38),0 30px 90px rgba(0,0,0,.7);position:relative;overflow:hidden}.secret-card:before{content:"";position:absolute;inset:6px;border:1px solid rgba(255,226,143,.42);pointer-events:none}.secret-card-head{display:flex;justify-content:space-between;gap:8px;padding:8px 9px;border:1px solid rgba(255,226,143,.28);background:rgba(6,10,17,.62)}.secret-card-title{font-family:Georgia,serif;font-size:20px;font-weight:900;color:#fff4c7}.secret-card-cost{color:#ffe08a;font:900 13px/1 ui-monospace,monospace}.secret-art{height:190px;margin:9px 0;border:1px solid rgba(255,226,143,.36);background:radial-gradient(circle at 50% 25%,rgba(74,233,255,.22),transparent 34%),linear-gradient(145deg,#0b1827,#182a33 48%,#351d39);display:grid;place-items:center;position:relative}.secret-art img{width:150px;height:150px;border-radius:26px;filter:drop-shadow(0 0 18px rgba(74,233,255,.25))}.secret-type{padding:7px 9px;border:1px solid rgba(255,226,143,.27);background:rgba(6,10,17,.72);font:700 12px/1.2 Georgia,serif;color:#ffe8a8}.secret-text{min-height:155px;margin-top:8px;padding:12px;border:1px solid rgba(255,226,143,.25);background:rgba(243,233,201,.92);color:#171b20;font:14px/1.45 Georgia,serif}.secret-text strong{display:block;margin-bottom:7px}.secret-flavor{margin-top:10px;font-style:italic;color:#4b4650}.secret-power{position:absolute;right:17px;bottom:15px;width:48px;height:34px;display:grid;place-items:center;border:1px solid #e4c66d;background:#101821;color:#ffe494;font:900 14px/1 Georgia,serif}.secret-collected{margin:10px 0 0;text-align:center;color:var(--green);font:900 10px/1 ui-monospace,monospace;letter-spacing:.1em}
/* map */.map-wrap{padding-top:3px}.map-panel{position:relative;min-height:1260px;border:1px solid rgba(74,233,255,.22);background:radial-gradient(circle at 20% 12%,rgba(126,255,121,.09),transparent 18%),radial-gradient(circle at 80% 46%,rgba(181,109,255,.09),transparent 20%),linear-gradient(180deg,rgba(3,15,25,.96),rgba(4,8,16,.99));overflow:hidden}.map-panel:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(74,233,255,.22) 1px,transparent 1px);background-size:18px 18px;opacity:.22}.route{position:absolute;inset:0;width:100%;height:100%}.route path{fill:none;stroke:rgba(74,233,255,.25);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:3 11;transition:.35s}.route path.route-live{stroke:rgba(126,255,121,.65);filter:drop-shadow(0 0 5px rgba(126,255,121,.75))}.node{--accent:var(--cyan);position:absolute;z-index:2;width:min(48%,270px);min-height:103px;padding:11px;border:1px solid color-mix(in srgb,var(--accent) 42%,transparent);background:rgba(7,16,28,.95);box-shadow:0 0 18px color-mix(in srgb,var(--accent) 7%,transparent)}.node.active{--accent:var(--green)}.node.complete{--accent:var(--green);box-shadow:0 0 24px rgba(126,255,121,.16),inset 0 0 18px rgba(126,255,121,.05)}.node.structure{opacity:.65}.node.secret-lab{--accent:var(--purple);opacity:.45}.node.secret-lab.unlocked{opacity:1;cursor:pointer;box-shadow:0 0 28px rgba(181,109,255,.18)}.node-num{display:grid;place-items:center;width:31px;height:31px;margin-bottom:7px;border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);color:var(--accent);font:900 11px/1 ui-monospace,monospace}.node-title{font-size:12px;font-weight:900;line-height:1.1;text-transform:uppercase}.node-sub{margin-top:5px;color:var(--muted);font-size:9px;text-transform:uppercase}.node-state{display:inline-block;margin-top:7px;padding:4px 6px;border:1px solid color-mix(in srgb,var(--accent) 38%,transparent);color:var(--accent);font:900 8px/1 ui-monospace,monospace}.island-glyph{position:absolute;right:9px;top:9px;font-size:27px;filter:drop-shadow(0 0 8px color-mix(in srgb,var(--accent) 50%,transparent))}.n1{left:4%;top:3%}.n2{right:4%;top:11%}.n3{left:5%;top:20%}.n4{right:4%;top:29%}.n5{left:6%;top:38%}.n6{right:4%;top:47%}.n7{left:5%;top:56%}.n8{right:4%;top:65%}.n9{left:5%;top:74%}.n10{right:4%;top:83%}.n11{left:6%;top:91%}.n12{right:4%;top:91%}.secret-lab{left:29%;top:84%;width:42%}.map-compass{position:absolute;right:10px;top:10px;z-index:4;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(181,109,255,.38);color:var(--purple);font:900 13px/1 ui-monospace,monospace;cursor:pointer}.map-legend{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}.legend-chip{padding:7px 8px;border:1px solid rgba(74,233,255,.17);color:#8ea4b8;font:800 8px/1 ui-monospace,monospace}
/* week */.smart-summary{margin-bottom:10px;padding:14px;border:1px solid rgba(181,109,255,.42);background:linear-gradient(90deg,rgba(181,109,255,.12),rgba(13,23,39,.92))}.smart-summary summary{cursor:pointer;font-weight:900;text-transform:uppercase;list-style:none}.smart-summary summary::-webkit-details-marker{display:none}.smart-summary .summary-body{padding-top:10px;color:#bbc8d4;font-size:13px;line-height:1.5}.signal-board{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;margin-bottom:12px}.signal-token{padding:8px 3px;text-align:center;border:1px solid rgba(74,233,255,.18);background:rgba(74,233,255,.03);color:#6f8599;font:800 7px/1.25 ui-monospace,monospace}.signal-token:before{content:"◇";display:block;margin-bottom:5px;font-size:17px}.signal-token.on{color:var(--green);border-color:rgba(126,255,121,.45);background:rgba(126,255,121,.07);box-shadow:0 0 12px rgba(126,255,121,.08)}.lesson-card{min-height:82px}.trap-card{--accent:var(--yellow);border-style:dashed}.mission-card{--accent:var(--green)}.choice{display:block;width:100%;margin:7px 0;padding:10px 11px;text-align:left;border:1px solid rgba(74,233,255,.18);background:rgba(74,233,255,.035);color:#c6d3df;cursor:pointer}.choice.correct{border-color:rgba(126,255,121,.5);color:var(--green);background:rgba(126,255,121,.08)}.choice.wrong{border-color:rgba(255,109,141,.45);color:var(--danger);background:rgba(255,109,141,.08)}.sim-grid{display:grid;gap:12px}.sim-control label{display:flex;justify-content:space-between;color:#b4c4d4;font-size:13px;margin-bottom:6px}.sim-control input{width:100%;accent-color:var(--cyan)}.sim-canvas{width:100%;height:250px;display:block;border:1px solid rgba(74,233,255,.2);background:#050b14}.orange-mascot{font-size:44px;cursor:pointer;user-select:none;display:inline-block;transition:.15s}.orange-mascot.bounce{transform:translateY(-6px) rotate(-5deg)}
@media(max-width:520px){.hud{margin-inline:8px}.hero{padding-inline:14px}.inner{padding-inline:12px}.title-row{grid-template-columns:28px 1fr 44px}.avatar-mini{width:44px;height:44px}.course-mark{font-size:27px}h1{font-size:clamp(23px,7vw,31px)}.progress-duo{grid-template-columns:1fr}.continue-card{grid-template-columns:48px 1fr}.continue-card .number{width:48px;height:48px}.continue-card .go{grid-column:1/-1;text-align:center}.module-card{grid-template-columns:46px minmax(0,1fr) auto}.module-title{font-size:15px}.status{font-size:8px}.slide-preview{grid-template-columns:1fr}.week-row{grid-template-columns:38px 1fr}.week-row .status{grid-column:1/-1;justify-self:start;margin-left:48px}.map-panel{min-height:1340px}.node{width:51%}.node-title{font-size:11px}.node-sub{font-size:8px}.secret-lab{left:25%;width:50%}.signal-board{grid-template-columns:repeat(5,1fr)}.igor-tip{grid-template-columns:50px 1fr}.igor-tip img{width:50px;height:50px}}
@media(min-width:900px){.app-shell{margin-block:20px;min-height:calc(100vh - 40px);border:1px solid rgba(74,233,255,.14)}}
.map-panel{min-height:1700px}.n1{left:4%;top:2%}.n2{right:4%;top:9%}.n3{left:5%;top:17%}.n4{right:4%;top:25%}.n5{left:6%;top:33%}.n6{right:4%;top:41%}.n7{left:5%;top:49%}.n8{right:4%;top:57%}.n9{left:5%;top:65%}.n10{right:4%;top:73%}.n11{left:5%;top:81%}.n12{right:4%;top:89%}.secret-lab{left:27%;top:94%;width:46%}@media(max-width:520px){.map-panel{min-height:1780px}.secret-lab{left:23%;width:54%}}

/* V4: copyright, book and illustrated map */
.copyright-footer{flex-wrap:wrap;align-items:flex-start;border-top:1px solid rgba(74,233,255,.12);text-transform:none;font-size:9px;line-height:1.55}
.copyright-footer>span:first-child{color:#8ea4b8}
.copyright-footer a{color:var(--cyan)}
.book-card{display:grid;grid-template-columns:132px minmax(0,1fr);gap:14px;align-items:start;margin-bottom:10px;padding:14px;border:1px solid rgba(255,216,77,.24);background:linear-gradient(135deg,rgba(255,216,77,.07),rgba(10,20,34,.82))}
.book-card>img{width:100%;aspect-ratio:2/3;object-fit:cover;border:1px solid rgba(255,216,77,.35);box-shadow:0 12px 34px rgba(0,0,0,.42)}
.book-card h3{margin:5px 0 8px;font-size:16px;line-height:1.15;text-transform:uppercase}
.book-card p{color:#bac8d5;font-size:12px;line-height:1.5}
.book-card small{display:block;margin-top:10px;color:#71869a;font-size:9px;line-height:1.4}
.compact-hero{padding-bottom:4px}
.illustrated-map{position:relative;width:100%;border:1px solid rgba(74,233,255,.28);background:#030812;overflow:hidden;box-shadow:inset 0 0 30px rgba(74,233,255,.05),0 18px 50px rgba(0,0,0,.4)}
.illustrated-map>img{display:block;width:100%;height:auto;filter:brightness(.58) saturate(.92) contrast(1.06)}
.map-dim{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(2,6,12,.06),rgba(2,6,12,.18)),radial-gradient(circle at 50% 50%,transparent 35%,rgba(2,6,12,.22) 100%)}
.map-hotspot{--spot:var(--cyan);position:absolute;z-index:3;left:var(--x);top:var(--y);transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--spot);background:rgba(3,10,18,.92);color:var(--spot);box-shadow:0 0 0 5px rgba(74,233,255,.10),0 0 24px color-mix(in srgb,var(--spot) 55%,transparent);cursor:pointer;transition:.18s ease}
.map-hotspot span{font:900 10px/1 ui-monospace,monospace}
.map-hotspot:hover,.map-hotspot:focus-visible,.map-hotspot.selected{transform:translate(-50%,-50%) scale(1.18);background:var(--spot);color:#031017;outline:0;z-index:4}
.map-hotspot.active{--spot:var(--green)}.map-hotspot.orange{--spot:var(--orange)}.map-hotspot.pink{--spot:var(--pink)}.map-hotspot.purple{--spot:var(--purple)}.map-hotspot.final{--spot:var(--yellow)}
.map-secret{position:absolute;right:10px;top:10px;z-index:5;width:38px;height:38px;border-radius:50%;border:1px solid rgba(181,109,255,.5);background:rgba(4,9,17,.86);color:var(--purple);font:900 12px/1 ui-monospace,monospace;cursor:pointer}
.map-info-card{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:12px;align-items:center;margin-top:10px;padding:13px;border:1px solid rgba(74,233,255,.28);background:linear-gradient(100deg,rgba(74,233,255,.08),rgba(181,109,255,.045))}
.map-info-number{width:52px;height:52px;display:grid;place-items:center;border:1px solid rgba(74,233,255,.45);color:var(--cyan);font:900 16px/1 ui-monospace,monospace}
.map-info-copy h2{margin:2px 0 5px;font-size:16px;line-height:1.1;text-transform:uppercase}
.map-info-copy p{margin:0;color:var(--muted);font-size:11px;line-height:1.4}
.map-enter{white-space:nowrap;text-align:center}
.asset-credit{margin:7px 2px 0;color:#61778b;font:700 8px/1.4 ui-monospace,monospace}
@media(max-width:520px){.book-card{grid-template-columns:92px minmax(0,1fr);gap:11px}.book-card h3{font-size:14px}.map-hotspot{width:36px;height:36px}.map-info-card{grid-template-columns:46px 1fr}.map-info-number{width:46px;height:46px}.map-enter{grid-column:1/-1;width:100%}.copyright-footer{display:grid;gap:8px}.copyright-footer>span{display:block}.illustrated-map>img{filter:brightness(.52) saturate(.95) contrast(1.08)}}


/* FINAL: flexible map labels and one generic future-week preview */
.map-label-mask{position:absolute;z-index:2;left:var(--mx);top:var(--my);width:var(--mw);height:var(--mh);pointer-events:none;background:linear-gradient(135deg,rgba(2,8,15,.985),rgba(7,17,29,.98));border:1px solid rgba(74,233,255,.15);box-shadow:inset 0 0 18px rgba(74,233,255,.035),0 0 12px rgba(0,0,0,.48);clip-path:polygon(7% 0,100% 0,100% 78%,93% 100%,0 100%,0 20%)}
.map-label-mask:after{content:"";position:absolute;inset:25% 12%;background:linear-gradient(90deg,rgba(74,233,255,.08),transparent 68%);border-top:1px solid rgba(74,233,255,.08);border-bottom:1px solid rgba(74,233,255,.05)}
.illustrated-map>img{filter:brightness(.64) saturate(.94) contrast(1.08)}
.map-hotspot{z-index:5}
.map-secret{z-index:6}
.coming-hero{padding:18px;margin:6px 0 14px;border:1px solid rgba(74,233,255,.28);background:radial-gradient(circle at 90% 10%,rgba(181,109,255,.13),transparent 33%),linear-gradient(135deg,rgba(74,233,255,.09),rgba(8,17,29,.92));box-shadow:inset 0 0 28px rgba(74,233,255,.04)}
.coming-hero h2{margin:6px 0 8px;font-size:24px;text-transform:uppercase}
.coming-hero p{margin:0;color:#b8c8d5;font-size:13px;line-height:1.55}
.soon-badge{display:inline-block;margin-top:14px;padding:7px 9px;border:1px solid rgba(255,216,77,.38);color:var(--yellow);background:rgba(255,216,77,.06);font:900 9px/1 ui-monospace,monospace;letter-spacing:.08em}
.future-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.future-card{position:relative;min-height:118px;padding:13px;border:1px solid rgba(74,233,255,.18);background:linear-gradient(145deg,rgba(74,233,255,.055),rgba(7,15,26,.96));overflow:hidden}
.future-card>span{display:block;color:var(--cyan);font-size:27px;line-height:1;margin-bottom:11px;filter:drop-shadow(0 0 8px rgba(74,233,255,.35))}
.future-card strong{display:block;font-size:13px;text-transform:uppercase}
.future-card small{display:block;margin-top:5px;color:var(--muted);font-size:10px;line-height:1.35}
.future-card b{position:absolute;right:8px;top:8px;padding:3px 5px;border:1px solid rgba(255,216,77,.28);color:var(--yellow);font:900 7px/1 ui-monospace,monospace}
.future-nav{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;align-items:center}.future-nav a{text-align:center}.future-nav a:last-child{justify-self:stretch}
.secret-avatar{padding:0;cursor:pointer;color:inherit}
@media(max-width:520px){.illustrated-map>img{filter:brightness(.58) saturate(.96) contrast(1.1)}.map-label-mask{border-color:rgba(74,233,255,.11)}.future-grid{grid-template-columns:1fr}.future-card{min-height:95px}.future-nav{grid-template-columns:1fr 1fr}.future-nav .primary-btn{grid-column:1/-1;grid-row:1}.future-nav a{width:100%}}


/* ================================================================
   DESKTOP COMMAND CENTER V5
   Mobile rules above remain the source of truth below 980px.
   ================================================================ */
@media (min-width:980px){
  body{
    padding:24px 0;
    background:
      radial-gradient(circle at 12% -4%,rgba(181,109,255,.17),transparent 30%),
      radial-gradient(circle at 92% 10%,rgba(74,233,255,.13),transparent 31%),
      linear-gradient(180deg,#01040a,#06101b 49%,#02060b);
  }
  body:after{
    content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
    background:linear-gradient(90deg,transparent 0 49.92%,rgba(74,233,255,.025) 50%,transparent 50.08%);
  }
  .app-shell{
    width:min(1420px,calc(100% - 42px));
    min-height:calc(100vh - 48px);
    margin:0 auto;
    border:1px solid rgba(74,233,255,.24);
    border-radius:18px;
    box-shadow:0 34px 110px rgba(0,0,0,.68),0 0 55px rgba(74,233,255,.055);
    overflow:hidden;
  }
  .app-shell:before{
    content:"";position:absolute;left:0;right:0;top:0;height:4px;z-index:8;
    background:linear-gradient(90deg,transparent,var(--purple) 18%,var(--cyan) 50%,var(--teal) 82%,transparent);
    box-shadow:0 0 24px rgba(74,233,255,.36);
  }
  .hud{
    margin:20px 25px 0;
    border-color:rgba(74,233,255,.42);
    border-radius:8px;
    box-shadow:inset 0 0 34px rgba(74,233,255,.05),0 10px 34px rgba(0,0,0,.22);
  }
  .hud-top{grid-template-columns:minmax(0,1fr) 220px;gap:18px;padding:12px 15px 9px}
  .signal{height:66px;background-size:22px 22px}
  .signal:after{right:9px;bottom:6px;font-size:9px}
  .sys-meta{min-width:200px;padding-left:16px;border-left:1px solid rgba(74,233,255,.18);font-size:10px;line-height:1.7}
  .hud-bottom{padding:8px 14px;font-size:9px}
  .hero{
    display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);
    gap:32px;align-items:center;padding:30px 38px 24px;
    border-bottom:1px solid rgba(74,233,255,.08);
    background:linear-gradient(90deg,rgba(74,233,255,.025),transparent 50%,rgba(181,109,255,.025));
  }
  .title-row{grid-template-columns:58px minmax(0,1fr) 86px;gap:18px}
  .course-mark{font-size:52px}
  h1{font-size:clamp(48px,4.6vw,73px);line-height:.94;letter-spacing:.015em}
  .subtitle{margin-top:9px;font-size:12px;letter-spacing:.13em}
  .avatar-mini{width:82px;height:82px;border-radius:18px;box-shadow:0 0 30px rgba(74,233,255,.13)}
  .progress-duo{grid-template-columns:1fr;margin:0;gap:12px}
  .metric{padding:15px 16px;border-color:rgba(74,233,255,.25);background:linear-gradient(90deg,rgba(74,233,255,.055),rgba(181,109,255,.025))}
  .metric-top{font-size:10px}.progress-track{height:8px;margin-top:11px}
  .inner{padding:16px 34px 50px}
  .igor-tip{margin:8px 0 16px;padding:15px 17px;grid-template-columns:72px 1fr;border-color:rgba(74,233,255,.34);background:linear-gradient(100deg,rgba(74,233,255,.09),rgba(181,109,255,.055),rgba(4,10,18,.92))}
  .igor-tip img{width:72px;height:72px;border-radius:16px}.igor-tip strong{font-size:16px}.igor-tip p{font-size:13px;line-height:1.52;max-width:980px}
  .igor-tip:after{right:13px;top:10px;font-size:8px}
  .section-title{margin:25px 3px 12px;font-size:11px;letter-spacing:.18em}
  .section-title:after{background:linear-gradient(90deg,rgba(74,233,255,.48),transparent)}
  .module-card{min-height:92px;padding:15px 16px;grid-template-columns:62px minmax(0,1fr) auto;gap:14px;border-radius:7px}
  .icon-box{width:58px;height:58px;font-size:28px}.module-kicker{font-size:9px}.module-title{font-size:19px}.module-sub{margin-top:6px;font-size:13px;line-height:1.38}.status{padding:6px 8px;font-size:9px}
  .continue-card{position:relative;min-height:142px;padding:21px 23px;grid-template-columns:88px minmax(0,1fr) 138px;gap:20px;border-color:rgba(126,255,121,.55);border-radius:8px;background:radial-gradient(circle at 82% 18%,rgba(74,233,255,.10),transparent 27%),linear-gradient(102deg,rgba(126,255,121,.13),rgba(74,233,255,.055),rgba(181,109,255,.035));overflow:hidden}
  .continue-card:after{content:attr(data-week-label);position:absolute;right:155px;bottom:-35px;color:rgba(126,255,121,.045);font:900 150px/1 ui-monospace,monospace;pointer-events:none}
  .continue-card .number{width:86px;height:86px;font-size:27px;box-shadow:inset 0 0 24px rgba(126,255,121,.07)}
  .continue-card strong{font-size:25px;letter-spacing:.02em}.continue-card small{font-size:14px}.signal-row{margin-top:14px;gap:7px}.signal-chip{padding:6px 8px;font-size:9px}.go{position:relative;z-index:2;padding:15px 19px;font-size:13px;letter-spacing:.07em;box-shadow:0 0 22px rgba(126,255,121,.12)}
  .footer{padding:27px 34px 34px;font-size:9px;border-top-color:rgba(74,233,255,.18)}

  /* Home dashboard placement */
  .home-page .inner{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:22px;align-items:start}
  .home-page .inner>:nth-child(1){grid-column:1/-1;grid-row:1}
  .home-page .inner>:nth-child(2){grid-column:1/-1;grid-row:2}
  .home-page .inner>:nth-child(3){grid-column:1/-1;grid-row:3}
  .home-page .inner>:nth-child(4){grid-column:1/7;grid-row:4}
  .home-page .inner>:nth-child(5){grid-column:1/7;grid-row:5}
  .home-page .inner>:nth-child(6){grid-column:7/-1;grid-row:4}
  .home-page .inner>:nth-child(7){grid-column:7/-1;grid-row:5}
  .home-page .inner>:nth-child(8){grid-column:1/9;grid-row:6}
  .home-page .inner>:nth-child(9){grid-column:1/9;grid-row:7}
  .home-page .inner>:nth-child(10){grid-column:9/-1;grid-row:6}
  .home-page .inner>:nth-child(11){grid-column:9/-1;grid-row:7}
  .home-page .inner>:nth-child(5){gap:12px}
  .home-page .inner>:nth-child(7){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .home-page .inner>:nth-child(7) .module-card{min-height:174px;grid-template-columns:58px minmax(0,1fr);align-content:start;padding:17px}
  .home-page .inner>:nth-child(7) .status{position:absolute;right:14px;top:14px}
  .home-page .inner>:nth-child(7) .card-copy{grid-column:1/-1;margin-top:5px}
  .home-page .inner>:nth-child(9){display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  .home-page .inner>:nth-child(9) .module-card{min-height:216px;grid-template-columns:1fr;align-content:start;padding:18px}
  .home-page .inner>:nth-child(9) .icon-box{width:62px;height:62px}.home-page .inner>:nth-child(9) .status{position:absolute;right:14px;top:14px}.home-page .inner>:nth-child(9) .card-copy{margin-top:5px}
  .home-page .inner>:nth-child(11){gap:12px}.home-page .inner>:nth-child(11) .module-card{min-height:118px}

  /* Week 1 command desk */
  .week-page .inner{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:22px;align-items:start}
  .week-page .inner>:nth-child(1){grid-column:1/-1;grid-row:1}
  .week-page .inner>:nth-child(2){grid-column:1/-1;grid-row:2}
  .week-page .inner>:nth-child(3){grid-column:1/-1;grid-row:3}
  .week-page .inner>:nth-child(4){grid-column:1/7;grid-row:4}
  .week-page .inner>:nth-child(5){grid-column:1/7;grid-row:5}
  .week-page .inner>:nth-child(6){grid-column:7/-1;grid-row:4}
  .week-page .inner>:nth-child(7){grid-column:7/-1;grid-row:5}
  .week-page .inner>:nth-child(8){grid-column:1/7;grid-row:6}
  .week-page .inner>:nth-child(9){grid-column:1/7;grid-row:7}
  .week-page .inner>:nth-child(10){grid-column:7/-1;grid-row:6}
  .week-page .inner>:nth-child(11){grid-column:7/-1;grid-row:7}
  .week-page .signal-board{grid-template-columns:repeat(5,1fr);gap:10px;margin:2px 0 15px}.week-page .signal-token{padding:13px 7px;font-size:9px}.week-page .signal-token:before{font-size:22px}
  .week-page .smart-summary{padding:17px 19px;margin-bottom:4px}.week-page .smart-summary summary{font-size:14px}.week-page .smart-summary .summary-body{font-size:14px}
  .week-page .stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-content:start}
  .week-page .stack .module-card{min-height:166px;grid-template-columns:58px minmax(0,1fr);align-content:start;padding:17px}
  .week-page .stack .status{position:absolute;right:14px;top:14px}.week-page .stack .card-copy{grid-column:1/-1;margin-top:5px}

  /* Illustrated map with a desktop side console */
  .map-page .inner.map-wrap{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:18px 22px;align-items:start}
  .map-page .map-wrap>:nth-child(1){grid-column:1/-1;grid-row:1}
  .map-page .map-wrap>:nth-child(2){grid-column:1;grid-row:2 / span 2}
  .map-page .map-wrap>:nth-child(3){grid-column:1;grid-row:4;margin-top:-8px}
  .map-page .map-wrap>:nth-child(4){grid-column:2;grid-row:2;position:sticky;top:22px}
  .map-page .map-wrap>:nth-child(5){grid-column:2;grid-row:3;position:sticky;top:250px}
  .map-page .illustrated-map{border-radius:8px;box-shadow:inset 0 0 40px rgba(74,233,255,.06),0 24px 70px rgba(0,0,0,.45)}
  .map-page .map-info-card{grid-template-columns:72px 1fr;padding:18px;gap:14px;border-radius:7px;background:linear-gradient(135deg,rgba(74,233,255,.10),rgba(181,109,255,.07),rgba(6,14,25,.96))}
  .map-page .map-info-number{width:72px;height:72px;font-size:22px}.map-page .map-info-copy h2{font-size:21px}.map-page .map-info-copy p{font-size:13px}.map-page .map-enter{grid-column:1/-1;width:100%;padding:13px}
  .map-page .map-legend{display:grid;gap:9px;margin-top:0}.map-page .legend-chip{padding:11px;font-size:9px}

  /* Future-week preview */
  .upcoming-page-body .inner{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:22px}
  .upcoming-page-body .inner>:nth-child(1),.upcoming-page-body .inner>:nth-child(2),.upcoming-page-body .inner>:nth-child(3),.upcoming-page-body .inner>:nth-child(4),.upcoming-page-body .inner>:nth-child(5),.upcoming-page-body .inner>:nth-child(6){grid-column:1/-1}
  .upcoming-page-body .coming-hero{padding:25px 28px;border-radius:8px}.upcoming-page-body .coming-hero h2{font-size:36px}.upcoming-page-body .coming-hero p{font-size:15px;max-width:950px}
  .upcoming-page-body .future-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.upcoming-page-body .future-card{min-height:160px;padding:18px}.upcoming-page-body .future-card strong{font-size:16px}.upcoming-page-body .future-card small{font-size:12px}
  .upcoming-page-body .future-nav{grid-template-columns:1fr auto 1fr;max-width:760px;margin:0 auto;width:100%}

  /* Wide overlays and richer content windows */
  .overlay-panel{width:min(1040px,calc(100% - 44px));min-height:calc(100vh - 40px);margin:20px auto;padding:20px 22px 48px;border:1px solid rgba(74,233,255,.2);border-radius:14px;box-shadow:0 30px 100px rgba(0,0,0,.62);overflow:hidden}
  .overlay-head{margin:-20px -22px 20px;padding:16px 22px}.overlay-head h2{font-size:21px}
  .content-panel{padding:18px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.weeks-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.week-row{min-height:88px}
  .slide-preview{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.fake-player{min-height:430px}.sim-grid{grid-template-columns:320px minmax(0,1fr);align-items:start}.sim-canvas{height:390px}
}


/* V7 — clear learning route for Week 1 */
.week-page .inner.week-route{
  display:block;
}
.week-page .inner.week-route > *{
  grid-column:auto !important;
  grid-row:auto !important;
}
.week-goal{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:12px;
  align-items:center;
  margin:0 0 18px;
  padding:14px 16px;
  border:1px solid rgba(74,233,255,.22);
  background:linear-gradient(90deg,rgba(74,233,255,.075),rgba(8,15,26,.92));
}
.week-goal-label{
  color:var(--cyan);
  font:900 9px/1 ui-monospace,monospace;
  letter-spacing:.14em;
  white-space:nowrap;
}
.week-goal strong{
  font-size:14px;
  line-height:1.45;
}
.route-section{
  margin-top:22px;
}
.route-heading{
  display:grid;
  grid-template-columns:42px minmax(0,1fr);
  gap:12px;
  align-items:center;
  margin-bottom:11px;
}
.route-index{
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  color:var(--cyan);
  border:1px solid rgba(74,233,255,.35);
  background:rgba(74,233,255,.055);
  font:900 11px/1 ui-monospace,monospace;
}
.route-heading h2{
  margin:0;
  font-family:"Arial Narrow","Segoe UI",sans-serif;
  font-size:20px;
  line-height:1;
  letter-spacing:.045em;
  text-transform:uppercase;
}
.route-heading p{
  margin:5px 0 0;
  color:var(--muted);
  font-size:11px;
  line-height:1.4;
}
.route-steps,
.mission-grid,
.critical-grid,
.finish-grid,
.bonus-grid{
  display:grid;
  gap:9px;
}
.route-step{
  position:relative;
}
.route-step::before{
  content:attr(data-step);
  position:absolute;
  left:7px;
  top:7px;
  z-index:3;
  display:grid;
  place-items:center;
  width:18px;
  height:18px;
  color:#031018;
  background:var(--accent);
  font:900 9px/1 ui-monospace,monospace;
}
.mission-feature{
  min-height:112px;
  border-color:rgba(255,154,61,.62);
  background:
    radial-gradient(circle at 84% 22%,rgba(255,154,61,.13),transparent 28%),
    linear-gradient(100deg,rgba(255,154,61,.11),rgba(8,15,26,.98));
}
.mission-feature .module-title{
  font-size:18px;
}
.mission-support{
  opacity:.93;
}
.critical-grid .module-card,
.finish-grid .module-card{
  min-height:88px;
}
.bonus-drawer{
  margin-top:23px;
  border:1px solid rgba(181,109,255,.26);
  background:linear-gradient(90deg,rgba(181,109,255,.06),rgba(8,15,26,.94));
}
.bonus-drawer > summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  min-height:62px;
  padding:13px 15px;
  cursor:pointer;
  list-style:none;
}
.bonus-drawer > summary::-webkit-details-marker{
  display:none;
}
.bonus-drawer > summary b{
  display:block;
  color:#e2d5ff;
  font-size:13px;
  text-transform:uppercase;
}
.bonus-drawer > summary small{
  display:block;
  margin-top:4px;
  color:#8497aa;
  font-size:10px;
}
.bonus-count{
  color:var(--purple);
  font:900 8px/1 ui-monospace,monospace;
  letter-spacing:.08em;
  white-space:nowrap;
}
.bonus-grid{
  padding:0 12px 12px;
}
.bonus-drawer:not([open]) .bonus-grid{
  display:none;
}

/* Keep the island map at its exact original 941:1672 ratio on every screen. */
.illustrated-map{
  width:100%;
  aspect-ratio:941 / 1672;
  align-self:start;
}
.illustrated-map > img{
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
}
.map-page .illustrated-map{
  max-width:941px;
  margin-inline:auto;
}

@media(min-width:900px){
  .week-page .inner.week-route{
    max-width:1380px;
    margin-inline:auto;
  }
  .week-goal{
    padding:17px 19px;
  }
  .week-goal strong{
    font-size:16px;
  }
  .route-heading{
    grid-template-columns:48px minmax(0,1fr);
    margin-bottom:13px;
  }
  .route-index{
    width:48px;
    height:48px;
    font-size:12px;
  }
  .route-heading h2{
    font-size:24px;
  }
  .route-heading p{
    font-size:12px;
  }
  .route-steps{
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:12px;
  }
  .route-steps .module-card{
    min-height:192px;
    grid-template-columns:58px minmax(0,1fr);
    align-content:start;
    padding:17px;
  }
  .route-steps .module-card .status{
    position:absolute;
    right:14px;
    top:14px;
  }
  .route-steps .module-card .card-copy{
    grid-column:1/-1;
    margin-top:6px;
  }
  .mission-grid{
    grid-template-columns:minmax(0,2fr) minmax(260px,.72fr);
    gap:12px;
  }
  .mission-grid .module-card{
    min-height:166px;
    grid-template-columns:64px minmax(0,1fr) auto;
    padding:20px;
  }
  .mission-grid .mission-feature .module-title{
    font-size:25px;
  }
  .critical-grid,
  .finish-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:12px;
  }
  .critical-grid .module-card,
  .finish-grid .module-card{
    min-height:142px;
    padding:18px;
  }
  .bonus-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:12px;
    padding:0 14px 14px;
  }
  .bonus-grid .module-card{
    min-height:134px;
    padding:16px;
  }
  .bonus-drawer > summary{
    min-height:70px;
    padding:15px 17px;
  }
  .bonus-drawer > summary b{
    font-size:15px;
  }
}
@media(max-width:520px){
  .week-goal{
    grid-template-columns:1fr;
    gap:7px;
  }
  .route-heading{
    grid-template-columns:38px minmax(0,1fr);
    gap:10px;
  }
  .route-index{
    width:38px;
    height:38px;
  }
  .route-heading h2{
    font-size:18px;
  }
  .route-step::before{
    left:5px;
    top:5px;
  }
  .bonus-drawer > summary{
    align-items:flex-start;
  }
}


/* V8 — subtle square frames around major week modules */
.week-page .route-section{
  position:relative;
  margin-top:22px;
  padding:14px 14px 16px;
  border:1px solid rgba(74,233,255,.14);
  background:linear-gradient(180deg,rgba(10,18,32,.42),rgba(6,11,20,.18));
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.02);
}
.week-page .route-section::before{
  content:"";
  position:absolute;
  inset:7px;
  border:1px solid rgba(255,255,255,.035);
  pointer-events:none;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
}
.week-page .route-start{
  border-color:rgba(74,233,255,.18);
}
.week-page .route-mission{
  border-color:rgba(255,154,61,.20);
}
.week-page .route-critical{
  border-color:rgba(255,211,92,.18);
}
.week-page .route-finish{
  border-color:rgba(111,255,160,.18);
}
.week-page .route-start::after,
.week-page .route-mission::after,
.week-page .route-critical::after,
.week-page .route-finish::after{
  content:"";
  position:absolute;
  left:14px;
  top:0;
  width:88px;
  height:2px;
  transform:translateY(-1px);
}
.week-page .route-start::after{background:linear-gradient(90deg,rgba(74,233,255,.72),transparent)}
.week-page .route-mission::after{background:linear-gradient(90deg,rgba(255,154,61,.78),transparent)}
.week-page .route-critical::after{background:linear-gradient(90deg,rgba(255,211,92,.78),transparent)}
.week-page .route-finish::after{background:linear-gradient(90deg,rgba(111,255,160,.78),transparent)}

.week-page .route-section .route-heading{
  margin-bottom:12px;
}

.week-page .bonus-drawer{
  margin-top:20px;
}

@media(min-width:900px){
  .week-page .route-section{
    padding:18px 18px 20px;
    margin-top:24px;
  }
  .week-page .route-section::before{
    inset:9px;
  }
}
@media(max-width:520px){
  .week-page .route-section{
    padding:12px 10px 14px;
  }
  .week-page .route-section::after{
    left:10px;
    width:68px;
  }
}
/* Homework completion button: stronger contrast for accessibility */
.homework-complete-btn{background:linear-gradient(135deg,#ffb000,#ff7a00);color:#1b0d00;border:1px solid #ffd36a;box-shadow:0 0 0 1px rgba(255,122,0,.22),0 0 18px rgba(255,145,0,.28);font-weight:950;text-shadow:none}
.homework-complete-btn:hover,.homework-complete-btn:focus-visible{background:linear-gradient(135deg,#ffc138,#ff8a12);color:#140900;border-color:#ffe09a;box-shadow:0 0 0 2px rgba(255,211,106,.22),0 0 24px rgba(255,145,0,.4);outline:0}



/* 2026-07 course-panel refinement */
.progress-duo{grid-template-columns:repeat(3,minmax(0,1fr))}
.next-step-panel{margin:0 0 18px;padding:16px 17px;border:1px solid rgba(126,255,121,.34);background:linear-gradient(120deg,rgba(126,255,121,.09),rgba(74,233,255,.04));display:grid;grid-template-columns:1fr auto;gap:7px 14px;align-items:center}
.next-step-panel .module-kicker,.next-step-panel p{grid-column:1}.next-step-panel strong{font-size:19px;text-transform:uppercase}.next-step-panel p{margin:0;color:var(--muted);font-size:12px;line-height:1.5}.next-step-panel .primary-btn{grid-column:2;grid-row:1/4;align-self:center}
.auto-progress-note{display:inline-flex;align-items:center;padding:9px 11px;border:1px solid rgba(126,255,121,.35);background:rgba(126,255,121,.07);color:var(--green);font-weight:800;font-size:12px}
.module-card{position:relative}.new-badge{position:absolute;right:9px;top:8px;padding:4px 7px;border-radius:999px;background:linear-gradient(135deg,#ff8e2b,#ffd36b);color:#241405;font:900 8px/1 ui-monospace,monospace;letter-spacing:.08em;box-shadow:0 0 16px rgba(255,142,43,.3)}
.achievement-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:14px}.achievement-card{display:grid;gap:5px;place-items:center;text-align:center;padding:16px 10px;border:1px solid rgba(148,175,191,.18);background:rgba(8,18,31,.7);opacity:.38;filter:grayscale(1);min-height:135px}.achievement-card>span{font-size:35px}.achievement-card b{font-size:12px;text-transform:uppercase}.achievement-card small{color:var(--muted)}.achievement-card.unlocked{opacity:1;filter:none;border-color:rgba(255,211,107,.42);background:linear-gradient(150deg,rgba(255,211,107,.10),rgba(74,233,255,.06));box-shadow:0 0 20px rgba(255,211,107,.08)}.achievement-summary{margin-top:14px;padding:12px;border:1px solid rgba(74,233,255,.2);color:var(--cyan);text-align:center;font-weight:800}
.attention-pulse{animation:attentionPulse .8s ease-in-out 3}@keyframes attentionPulse{50%{box-shadow:0 0 0 4px rgba(126,255,121,.28),0 0 34px rgba(126,255,121,.22);transform:translateY(-2px)}}
[data-lazy-src]{background:linear-gradient(110deg,rgba(74,233,255,.04),rgba(181,109,255,.05));min-height:120px}
@media(max-width:760px){.progress-duo{grid-template-columns:1fr}.achievement-grid{grid-template-columns:1fr 1fr}.next-step-panel{grid-template-columns:1fr}.next-step-panel .primary-btn{grid-column:1;grid-row:auto;width:100%}}
@media(max-width:420px){.achievement-grid{grid-template-columns:1fr}}

/* Local progress backup and restore */
.progress-backup-panel{margin:16px 0 20px;padding:18px;border:1px solid rgba(74,233,255,.25);background:linear-gradient(135deg,rgba(74,233,255,.08),rgba(181,109,255,.055));display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px))}
.progress-backup-copy h2{margin:4px 0 7px;font-size:19px;text-transform:uppercase}.progress-backup-copy p{margin:0;color:#c3d0dc;font-size:13px;line-height:1.55}.progress-backup-copy small{display:block;margin-top:8px;color:var(--muted);font-size:10px;line-height:1.45}.progress-backup-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;min-width:330px}.progress-backup-actions button{min-height:42px}.progress-backup-status{grid-column:1/-1;color:var(--muted);font-size:10px;line-height:1.4;text-align:center}.progress-backup-status.success{color:var(--green)}.progress-backup-status.error{color:var(--danger)}
@media(max-width:760px){.progress-backup-panel{grid-template-columns:1fr}.progress-backup-actions{min-width:0;width:100%}}
@media(max-width:430px){.progress-backup-actions{grid-template-columns:1fr}.progress-backup-status{grid-column:1}}


/* Home dashboard: semantic placement.
   Do not use nth-child here: optional panels can be inserted without breaking the grid. */
@media (min-width:980px){
  .home-page .inner > *{min-width:0}
  .home-page .inner > .igor-tip{grid-column:1/-1;grid-row:1}
  .home-page .inner > .progress-backup-panel{grid-column:1/-1;grid-row:2}
  .home-page .inner > .home-section-continue{grid-column:1/-1;grid-row:3}
  .home-page .inner > .continue-card{grid-column:1/-1;grid-row:4}
  .home-page .inner > .home-section-nav{grid-column:1/7;grid-row:5}
  .home-page .inner > .home-nav-grid{grid-column:1/7;grid-row:6}
  .home-page .inner > .home-section-start{grid-column:7/-1;grid-row:5}
  .home-page .inner > .home-start-grid{grid-column:7/-1;grid-row:6}
  .home-page .inner > .home-section-community{grid-column:1/9;grid-row:7}
  .home-page .inner > .home-community-grid{grid-column:1/9;grid-row:8}
  .home-page .inner > .home-section-about{grid-column:9/-1;grid-row:7}
  .home-page .inner > .home-about-grid{grid-column:9/-1;grid-row:8}

  .home-page .home-nav-grid{gap:12px}
  .home-page .home-start-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .home-page .home-start-grid .module-card{min-height:174px;grid-template-columns:58px minmax(0,1fr);align-content:start;padding:17px}
  .home-page .home-start-grid .status{position:absolute;right:14px;top:14px}
  .home-page .home-start-grid .card-copy{grid-column:1/-1;margin-top:5px}

  .home-page .home-community-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
  .home-page .home-community-grid .module-card{min-height:216px;grid-template-columns:1fr;align-content:start;padding:18px}
  .home-page .home-community-grid .icon-box{width:62px;height:62px}
  .home-page .home-community-grid .status{position:absolute;right:14px;top:14px}
  .home-page .home-community-grid .card-copy{margin-top:5px}

  .home-page .home-about-grid{gap:12px}
  .home-page .home-about-grid .module-card{min-height:118px}
}
@media (min-width:980px){
  .home-page .inner > .home-section-start,
  .home-page .inner > .home-section-community{
    display:flex;
    grid-template-columns:none;
    align-items:center;
    gap:8px;
  }
}


/* V10 — single-column course flow and permanent top navigation */
.course-top-nav{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:8px;
  margin:12px 20px 0;
  padding:8px;
  border:1px solid rgba(74,233,255,.20);
  border-radius:8px;
  background:linear-gradient(90deg,rgba(74,233,255,.045),rgba(181,109,255,.035));
  box-shadow:inset 0 0 22px rgba(74,233,255,.025);
}
.course-top-nav a,.course-top-nav .is-current{
  min-width:0;
  min-height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:8px 10px;
  border:1px solid rgba(74,233,255,.20);
  border-radius:5px;
  background:rgba(7,15,26,.86);
  color:#bcd0df;
  text-align:center;
  font:900 10px/1.2 ui-monospace,monospace;
  letter-spacing:.035em;
  text-transform:uppercase;
  transition:.18s ease;
}
.course-top-nav a:hover,.course-top-nav a:focus-visible{
  color:var(--cyan);
  border-color:rgba(74,233,255,.62);
  background:rgba(74,233,255,.08);
  box-shadow:0 0 16px rgba(74,233,255,.10);
  outline:0;
}
.course-top-nav .is-current{
  color:#071008;
  border-color:rgba(126,255,121,.72);
  background:linear-gradient(135deg,#7eff79,#54dbd0);
  box-shadow:0 0 18px rgba(126,255,121,.13);
}

@media(min-width:761px){
  .app-shell{
    width:min(860px,calc(100% - 32px));
  }
  .hud{margin:18px 20px 0}
  .course-top-nav{margin:12px 20px 0}
  .hero{
    display:block;
    padding:25px 30px 22px;
  }
  h1{font-size:clamp(38px,6vw,56px)}
  .progress-duo{grid-template-columns:1fr;gap:10px;margin-top:20px}
  .inner{padding:14px 28px 46px}

  /* The dashboard follows its source order as one continuous vertical route. */
  .home-page .inner,
  .week-page .inner,
  .upcoming-page-body .inner,
  .map-page .inner.map-wrap{
    display:block !important;
  }
  .home-page .inner > *,
  .week-page .inner > *,
  .upcoming-page-body .inner > *,
  .map-page .inner.map-wrap > *{
    grid-column:auto !important;
    grid-row:auto !important;
    position:relative;
    top:auto !important;
    min-width:0;
  }

  /* Every learning/navigation card uses the same full-width horizontal format. */
  .home-page .home-nav-grid,
  .home-page .home-start-grid,
  .home-page .home-community-grid,
  .home-page .home-about-grid,
  .week-page .stack,
  .week-page .focus-grid,
  .week-page .action-grid,
  .week-page .extra-grid,
  .week-page .route-steps,
  .week-page .mission-grid,
  .week-page .finish-grid,
  .week-page .bonus-grid,
  .upcoming-page-body .future-grid,
  .card-grid,
  .weeks-list,
  .slide-preview{
    display:grid !important;
    grid-template-columns:1fr !important;
    gap:10px !important;
  }
  .home-page .module-card,
  .week-page .module-card,
  .home-page .home-start-grid .module-card,
  .home-page .home-community-grid .module-card,
  .home-page .home-about-grid .module-card,
  .week-page .stack .module-card,
  .week-page .focus-grid .module-card,
  .week-page .action-grid .module-card,
  .week-page .extra-grid .module-card{
    min-height:92px !important;
    padding:15px 16px !important;
    grid-template-columns:62px minmax(0,1fr) auto !important;
    align-items:center !important;
    align-content:center !important;
    gap:14px !important;
  }
  .home-page .module-card .icon-box,
  .home-page .home-community-grid .icon-box,
  .week-page .module-card .icon-box{
    width:58px !important;
    height:58px !important;
  }
  .home-page .module-card .card-copy,
  .week-page .module-card .card-copy,
  .home-page .home-start-grid .card-copy,
  .home-page .home-community-grid .card-copy,
  .week-page .stack .card-copy,
  .week-page .focus-grid .card-copy,
  .week-page .action-grid .card-copy,
  .week-page .extra-grid .card-copy{
    grid-column:auto !important;
    margin-top:0 !important;
  }
  .home-page .module-card .status,
  .week-page .module-card .status,
  .home-page .home-start-grid .status,
  .home-page .home-community-grid .status,
  .week-page .stack .status,
  .week-page .focus-grid .status,
  .week-page .action-grid .status,
  .week-page .extra-grid .status{
    position:relative !important;
    right:auto !important;
    top:auto !important;
    align-self:center;
  }
  .upcoming-page-body .future-card{
    min-height:105px;
    padding:16px 18px;
    display:grid;
    grid-template-columns:48px minmax(0,1fr) auto;
    align-items:center;
    gap:13px;
  }
  .upcoming-page-body .future-card > span{grid-row:1/3;font-size:30px}
  .upcoming-page-body .future-card strong{font-size:17px}
  .upcoming-page-body .future-card small{font-size:12px}
  .upcoming-page-body .future-card b{grid-column:3;grid-row:1/3}
  .map-page .map-info-card{margin-top:16px}
  .map-page .map-legend{margin-top:12px}
  .overlay-panel{width:min(820px,calc(100% - 32px))}
}

@media(max-width:520px){
  .course-top-nav{margin:9px 8px 0;padding:5px;gap:5px}
  .course-top-nav a,.course-top-nav .is-current{
    min-height:34px;
    padding:6px 4px;
    font-size:7.5px;
    letter-spacing:0;
  }
}


/* Compact progress backup card: intentionally placed near the end of the dashboard. */
.progress-backup-panel.progress-backup-panel-compact{
  margin:22px 0 0;
  padding:11px 13px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  min-height:0;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
}
.progress-backup-panel-compact .progress-backup-copy{min-width:0;flex:1}
.progress-backup-panel-compact .progress-backup-copy h2{margin:2px 0 3px;font-size:14px;line-height:1.15}
.progress-backup-panel-compact .progress-backup-copy p{margin:0;font-size:10.5px;line-height:1.35}
.progress-backup-panel-compact .progress-backup-actions{
  min-width:0;
  width:auto;
  display:grid;
  grid-template-columns:auto auto;
  gap:6px;
  align-items:center;
}
.progress-backup-panel-compact .progress-backup-actions button{
  min-height:32px;
  padding:7px 10px;
  font-size:10px;
}
.progress-backup-panel-compact .progress-backup-status{
  grid-column:1/-1;
  font-size:8.5px;
  line-height:1.2;
  text-align:right;
}
@media(max-width:620px){
  .progress-backup-panel.progress-backup-panel-compact{align-items:flex-start;flex-direction:column;gap:8px}
  .progress-backup-panel-compact .progress-backup-actions{width:100%;grid-template-columns:1fr 1fr}
  .progress-backup-panel-compact .progress-backup-status{text-align:center}
}


/* Interface theme switch: compact control and standard light mode. */
.theme-switch-row{display:flex;justify-content:flex-end;margin:8px 16px 0}
.theme-toggle{display:inline-flex;align-items:center;gap:7px;min-height:34px;padding:7px 10px;border:1px solid rgba(74,233,255,.3);border-radius:999px;background:rgba(7,15,26,.84);color:var(--cyan);font:800 10px/1 "Segoe UI",Arial,sans-serif;cursor:pointer;box-shadow:0 0 14px rgba(74,233,255,.07);transition:.18s ease}
.theme-toggle:hover,.theme-toggle:focus-visible{transform:translateY(-1px);border-color:rgba(74,233,255,.62);outline:0}
.course-top-nav-single{justify-content:center}

html[data-theme="light"]{
  --bg:#f2f4f7;--panel:#ffffff;--panel2:#f7f9fb;--text:#17212b;--muted:#5c6b78;
  --cyan:#087f9d;--teal:#008f72;--green:#218739;--purple:#7550b9;--pink:#b83c91;
  --yellow:#9a6a00;--orange:#b95f00;--danger:#c43150;--line:rgba(22,92,115,.22);
  --shadow:0 16px 42px rgba(37,50,63,.12)
}
html[data-theme="light"] body{color:var(--text);background:#eef2f5}
html[data-theme="light"] body:before{background-image:linear-gradient(rgba(25,87,107,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(25,87,107,.035) 1px,transparent 1px);opacity:.65}
html[data-theme="light"] .app-shell{background:#fff;border-inline-color:#d9e2e8;box-shadow:0 0 55px rgba(34,50,62,.12)}
html[data-theme="light"] .hud{background:#f7fafc;border-color:#bfd2dc;box-shadow:none}
html[data-theme="light"] .hud-top{border-bottom-color:#d9e3e9}
html[data-theme="light"] .signal{background:linear-gradient(rgba(8,127,157,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(8,127,157,.07) 1px,transparent 1px),#fff;background-size:15px 15px}
html[data-theme="light"] .signal svg{filter:none}
html[data-theme="light"] .sys-meta,html[data-theme="light"] .hud-bottom{color:#5e7180}
html[data-theme="light"] .avatar-mini{background:#fff;border-color:#b9ccd6;box-shadow:none}
html[data-theme="light"] .metric,html[data-theme="light"] .igor-tip,html[data-theme="light"] .continue-card,html[data-theme="light"] .next-step-panel,html[data-theme="light"] .week-goal,html[data-theme="light"] .smart-summary,html[data-theme="light"] .progress-backup-panel{background:#fff;border-color:#cbdbe3;box-shadow:0 8px 24px rgba(39,56,68,.06)}
html[data-theme="light"] .metric-top,html[data-theme="light"] .igor-tip p,html[data-theme="light"] .module-sub,html[data-theme="light"] .smart-summary .summary-body{color:#5f6f7d}
html[data-theme="light"] .progress-track{background:#e4ebef;box-shadow:inset 0 0 0 1px #d6e0e6}
html[data-theme="light"] .module-card{background:#fff;color:var(--text);border-color:color-mix(in srgb,var(--accent) 38%,#d8e1e6);box-shadow:0 7px 22px rgba(41,57,69,.055)}
html[data-theme="light"] .module-card:hover,html[data-theme="light"] .module-card:focus-visible{background:#fbfdfe;box-shadow:0 10px 28px rgba(41,57,69,.10)}
html[data-theme="light"] .icon-box{background:color-mix(in srgb,var(--accent) 8%,#fff)}
html[data-theme="light"] .status{background:color-mix(in srgb,var(--accent) 7%,#fff)}
html[data-theme="light"] .signal-chip,html[data-theme="light"] .signal-token{background:#f7fafb;border-color:#d4e0e6;color:#607483}
html[data-theme="light"] .section-title{color:#455864}
html[data-theme="light"] .section-title:after{background:linear-gradient(90deg,rgba(8,127,157,.32),transparent)}
html[data-theme="light"] .course-top-nav{background:#fff;border-color:#cad9e1;box-shadow:0 5px 18px rgba(40,57,69,.06)}
html[data-theme="light"] .course-top-nav a,html[data-theme="light"] .course-top-nav .is-current{background:#f6f9fb;color:#31515f;border-color:#d2dfe5}
html[data-theme="light"] .course-top-nav a:hover,html[data-theme="light"] .course-top-nav a:focus-visible{background:#ecf5f8}
html[data-theme="light"] .theme-toggle{background:#fff;color:#31515f;border-color:#c8d8e0;box-shadow:0 5px 16px rgba(40,57,69,.06)}
html[data-theme="light"] .overlay{background:rgba(225,232,237,.92)}
html[data-theme="light"] .overlay-panel{background:#f7f9fb;border-inline-color:#d1dde4}
html[data-theme="light"] .overlay-head{background:rgba(255,255,255,.96);border-bottom-color:#d7e1e6}
html[data-theme="light"] .content-panel,html[data-theme="light"] .materials-note,html[data-theme="light"] .attention,html[data-theme="light"] .achievement-card,html[data-theme="light"] .comic-card{background:#fff;color:#273844;border-color:#d2dfe5}
html[data-theme="light"] .close-btn,html[data-theme="light"] .secondary-btn{background:#fff;color:#31515f;border-color:#c8d8e0}
html[data-theme="light"] .choice{background:#fff;color:#273844;border-color:#d2dfe5}
html[data-theme="light"] .book-card,html[data-theme="light"] .coming-hero,html[data-theme="light"] .future-card,html[data-theme="light"] .map-info-card{background:#fff;border-color:#d2dfe5;box-shadow:0 8px 24px rgba(39,56,68,.06)}
html[data-theme="light"] .illustrated-map{background:#eaf0f3;border-color:#c6d7df;box-shadow:none}
html[data-theme="light"] .footer{color:#667985}
html[data-theme="light"] input,html[data-theme="light"] textarea,html[data-theme="light"] select{background:#fff!important;color:#17212b!important;border-color:#bdced7!important}
@media(max-width:580px){.theme-switch-row{margin:7px 8px 0}.theme-toggle{min-height:32px;padding:6px 9px;font-size:9px}}

/* Central certificate guide on the course dashboard. */
.cert-explain{display:grid;gap:12px}
.cert-igor-box{display:grid;grid-template-columns:64px minmax(0,1fr);gap:13px;align-items:center;padding:13px;border:1px solid rgba(255,216,77,.28);background:linear-gradient(110deg,rgba(255,216,77,.08),rgba(74,233,255,.04))}
.cert-igor-box img{width:64px;height:64px;border-radius:12px}
.cert-igor-box strong{display:block;color:var(--yellow);font-size:15px;line-height:1.25}
.cert-igor-box p{margin:5px 0 0}
.cert-steps{display:grid;gap:8px;margin:0;padding:0;list-style:none;counter-reset:none}
.cert-steps li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:10px;align-items:center;padding:10px 11px;border:1px solid rgba(74,233,255,.16);background:rgba(8,18,31,.72)}
.cert-steps b{width:34px;height:34px;display:grid;place-items:center;background:var(--yellow);color:#171100;border-radius:50%;font:900 13px/1 ui-monospace,monospace}
.cert-warning,.cert-final-note{padding:12px 14px;border-radius:10px;line-height:1.45}
.cert-warning{border-left:4px solid var(--yellow);background:rgba(255,216,77,.10)}
.cert-final-note{border:1px solid rgba(126,255,121,.22);background:linear-gradient(135deg,rgba(126,255,121,.09),rgba(74,233,255,.05));font-weight:800}
html[data-theme="light"] .cert-igor-box,html[data-theme="light"] .cert-steps li,html[data-theme="light"] .cert-warning,html[data-theme="light"] .cert-final-note{background:#fff;border-color:#d6e1e7;color:#273844}
html[data-theme="light"] .cert-warning{border-left-color:#b88900}
@media(max-width:520px){.cert-igor-box{grid-template-columns:52px minmax(0,1fr)}.cert-igor-box img{width:52px;height:52px}.cert-steps li{grid-template-columns:30px minmax(0,1fr)}.cert-steps b{width:30px;height:30px}}


/* Clear separation between available and future course weeks. */
.weeks-availability-label{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px;
  margin:5px 0 2px;
  padding:9px 11px 7px;
  border-bottom:1px solid rgba(74,233,255,.20);
  color:var(--cyan);
}
.weeks-availability-label span{font:900 11px/1.1 ui-monospace,monospace;text-transform:uppercase;letter-spacing:.08em}
.weeks-availability-label small{color:var(--muted);font-size:9px;text-align:right}
.weeks-availability-label--future{margin-top:20px;padding-top:16px;border-top:1px dashed rgba(148,175,191,.24);border-bottom-color:rgba(148,175,191,.12);color:#8fa1ae}
.week-row--available{
  position:relative;
  border-color:rgba(126,255,121,.34);
  border-left:4px solid var(--green);
  background:linear-gradient(105deg,rgba(126,255,121,.105),rgba(74,233,255,.045) 48%,rgba(10,19,32,.78));
  box-shadow:0 0 20px rgba(126,255,121,.055);
}
.week-row--available:hover,.week-row--available:focus-visible{border-color:rgba(126,255,121,.68);background:linear-gradient(105deg,rgba(126,255,121,.16),rgba(74,233,255,.075) 48%,rgba(10,19,32,.88));outline:0}
.week-row--available .week-num{border-color:rgba(126,255,121,.48);color:var(--green);background:rgba(126,255,121,.055)}
.week-row--available .status{border-color:rgba(126,255,121,.38);color:var(--green);background:rgba(126,255,121,.07)}
.week-row--current{border-left-color:var(--yellow);box-shadow:0 0 22px rgba(255,216,77,.07)}
.week-row--current .week-num,.week-row--current .status{color:var(--yellow);border-color:rgba(255,216,77,.42);background:rgba(255,216,77,.07)}
.week-row--upcoming{
  opacity:.56;
  border-style:dashed;
  border-color:rgba(148,175,191,.20);
  background:rgba(7,14,24,.48);
  filter:saturate(.58);
}
.week-row--upcoming:hover,.week-row--upcoming:focus-visible{opacity:.78;border-color:rgba(148,175,191,.38);background:rgba(10,19,31,.65);outline:0}
.week-row--upcoming .week-num{color:#8799a6;border-color:rgba(148,175,191,.25)}
.week-row--upcoming .status{color:#8799a6;border-color:rgba(148,175,191,.20);background:rgba(148,175,191,.04)}
html[data-theme="light"] .weeks-availability-label{border-bottom-color:#cfdee5;color:#18738b}
html[data-theme="light"] .weeks-availability-label--future{border-top-color:#cbd7dd;border-bottom-color:#e0e7eb;color:#6b7b85}
html[data-theme="light"] .week-row--available{border-color:#acd3bd;border-left-color:#2d9650;background:linear-gradient(105deg,#eefaf2,#f5fbfc 52%,#fff);box-shadow:0 7px 20px rgba(42,112,66,.07)}
html[data-theme="light"] .week-row--available:hover,html[data-theme="light"] .week-row--available:focus-visible{border-color:#65b781;background:linear-gradient(105deg,#e6f8ec,#eff9fb 52%,#fff)}
html[data-theme="light"] .week-row--current{border-left-color:#bb8500;background:linear-gradient(105deg,#fff8df,#f4fbfc 52%,#fff)}
html[data-theme="light"] .week-row--upcoming{background:#f5f7f8;border-color:#cfd9de;opacity:.62}
html[data-theme="light"] .week-row--upcoming:hover,html[data-theme="light"] .week-row--upcoming:focus-visible{background:#edf2f4;border-color:#aebfc7;opacity:.82}
@media(max-width:520px){
  .weeks-availability-label{align-items:flex-start;flex-direction:column;gap:3px;padding-inline:7px}
  .weeks-availability-label small{text-align:left}
  .weeks-availability-label--future{margin-top:16px}
}


/* Stronger readable contrast for the standard light interface. */
html[data-theme="light"]{
  --text:#101820;
  --muted:#40515d;
}
html[data-theme="light"] body,
html[data-theme="light"] .overlay-panel,
html[data-theme="light"] .content-panel,
html[data-theme="light"] .materials-note,
html[data-theme="light"] .attention,
html[data-theme="light"] .achievement-card,
html[data-theme="light"] .comic-card{
  color:#1b2a34;
}
html[data-theme="light"] .content-panel{
  border-color:#b9cbd5;
  box-shadow:0 5px 16px rgba(30,48,60,.055);
}
html[data-theme="light"] .content-panel h2,
html[data-theme="light"] .content-panel h3,
html[data-theme="light"] .overlay-head h2,
html[data-theme="light"] .module-title,
html[data-theme="light"] .week-copy b,
html[data-theme="light"] .week-copy strong{
  color:#0f202a;
}
html[data-theme="light"] .content-panel p,
html[data-theme="light"] .content-panel li,
html[data-theme="light"] .content-panel div,
html[data-theme="light"] .materials-note,
html[data-theme="light"] .attention,
html[data-theme="light"] .smart-summary .summary-body,
html[data-theme="light"] .igor-tip p{
  color:#263842;
}
html[data-theme="light"] .module-sub,
html[data-theme="light"] .metric-top,
html[data-theme="light"] .week-copy p,
html[data-theme="light"] .future-card p,
html[data-theme="light"] .coming-hero p{
  color:#42545f;
}
html[data-theme="light"] .module-kicker,
html[data-theme="light"] .sys-meta,
html[data-theme="light"] .hud-bottom,
html[data-theme="light"] .footer{
  color:#4c5f6b;
}
html[data-theme="light"] #faqModal .content-panel{
  border:1px solid #b8cad4;
  border-left:4px solid #1683a0;
  background:#ffffff;
  box-shadow:0 7px 19px rgba(26,48,62,.07);
}
html[data-theme="light"] #faqModal .content-panel h3{
  color:#0d3442;
  font-weight:900;
}
html[data-theme="light"] #faqModal .content-panel p{
  color:#243640;
  font-weight:500;
}
html[data-theme="light"] .choice,
html[data-theme="light"] .chart-pick,
html[data-theme="light"] .quiz-option,
html[data-theme="light"] label{
  color:#182832;
}
html[data-theme="light"] .choice:hover,
html[data-theme="light"] .chart-pick:hover,
html[data-theme="light"] .quiz-option:hover{
  background:#edf6f8;
  border-color:#7faebc;
}
html[data-theme="light"] input::placeholder,
html[data-theme="light"] textarea::placeholder{
  color:#667782!important;
  opacity:1;
}
html[data-theme="light"] .close-btn,
html[data-theme="light"] .secondary-btn,
html[data-theme="light"] .theme-toggle,
html[data-theme="light"] .course-top-nav a{
  color:#173844;
  border-color:#aebfc9;
}

/* 2026-07: крупные и хорошо читаемые этапы недели */
.week-page .signal-board{
  gap:9px;
  margin-top:4px;
  margin-bottom:18px;
}
.week-page .signal-token{
  min-height:66px;
  padding:14px 8px;
  font-size:13px !important;
  line-height:1.15;
  font-weight:950;
  letter-spacing:.055em;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
.week-page .signal-token::before{
  margin-bottom:7px;
  font-size:23px;
  line-height:1;
}
html[data-theme="light"] .week-page .signal-token{
  color:#334b5b;
  border-color:#bfd0da;
  background:#f4f8fa;
}
html[data-theme="light"] .week-page .signal-token.on{
  color:#166534;
  border-color:#76b98a;
  background:#edf9f0;
}
@media(max-width:700px){
  .week-page .signal-board{gap:7px}
  .week-page .signal-token{
    min-height:61px;
    padding:12px 5px;
    font-size:11px !important;
    letter-spacing:.035em;
  }
  .week-page .signal-token::before{
    margin-bottom:6px;
    font-size:21px;
  }
}


/* Embedded YouTube player and course-support achievements */
.embedded-video-stage{margin:14px 16px 6px;padding:14px;border:1px solid rgba(74,233,255,.28);background:rgba(3,9,16,.96);box-shadow:0 0 28px rgba(74,233,255,.09)}
.embedded-video-stage-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}.embedded-video-stage-head h3{margin:0;font-size:clamp(1.05rem,2.3vw,1.35rem)}
.embedded-video-frame{position:relative;width:100%;aspect-ratio:16/9;background:#000;overflow:hidden;border:1px solid rgba(74,233,255,.22)}.embedded-video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-support-note{margin-top:10px;padding:10px 12px;border-left:3px solid var(--cyan);background:rgba(74,233,255,.055);color:var(--muted);font-size:.88rem;line-height:1.5}.video-support-note strong{color:var(--text)}
.video-support-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.video-support-action,.video-youtube-link,.video-stage-close{min-height:38px;padding:8px 11px;border:1px solid rgba(74,233,255,.3);background:rgba(7,17,28,.9);color:var(--text);font:inherit;font-weight:800;cursor:pointer;text-decoration:none}.video-support-action.done{border-color:rgba(126,255,121,.65);color:var(--green);background:rgba(126,255,121,.08)}
.video-view-progress{margin-top:8px;color:var(--cyan);font-size:.78rem;letter-spacing:.04em}.embedded-video-stage.counted .video-view-progress{color:var(--green)}
.achievement-grid-video,.achievement-grid-support{margin-bottom:20px}
html[data-theme="light"] .embedded-video-stage{background:#fff;border-color:#a9dbe4;box-shadow:0 8px 24px rgba(23,64,77,.09)}html[data-theme="light"] .video-support-note{background:#edf9fc;color:#324b56;border-left-color:#078ba0}html[data-theme="light"] .video-support-note strong{color:#142a34}html[data-theme="light"] .video-support-action,html[data-theme="light"] .video-youtube-link,html[data-theme="light"] .video-stage-close{background:#fff;color:#17333f;border-color:#9ecbd5}html[data-theme="light"] .video-support-action.done{background:#eaf9ed;color:#17652b;border-color:#7fc98d}
@media(max-width:640px){.embedded-video-stage{margin:10px 8px 4px;padding:9px}.video-support-actions{display:grid;grid-template-columns:1fr 1fr}.video-youtube-link{grid-column:1/-1;text-align:center}.embedded-video-stage-head{align-items:center}.video-stage-close{padding:7px 9px}}

.linkedin-achievement-panel{grid-column:1/-1;padding:14px 16px;border:1px solid rgba(84,224,255,.24);border-radius:16px;background:rgba(84,224,255,.07)}
.linkedin-achievement-panel p{margin:0 0 10px}.linkedin-achievement-panel .primary-btn{width:100%;justify-content:center}.linkedin-achievement-panel .primary-btn.done{border-color:rgba(100,230,160,.7);background:rgba(100,230,160,.15)}
html[data-theme="light"] .linkedin-achievement-panel{background:#eefaff;border-color:#92cfe2}

/* 2026-07-22 — clear entry layer for new and returning students */
.home-entry-hero{padding-bottom:20px}
.hero-course-copy{max-width:760px;margin:15px 0 0;color:#c7d5df;font-size:14px;line-height:1.62}
.hero-course-copy strong{color:#fff}
.course-open-banner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center;margin-top:18px;padding:20px 21px;border:1px solid rgba(126,255,121,.45);border-radius:9px;background:radial-gradient(circle at 90% 8%,rgba(74,233,255,.14),transparent 30%),linear-gradient(115deg,rgba(126,255,121,.13),rgba(74,233,255,.055),rgba(181,109,255,.04));box-shadow:inset 0 0 26px rgba(126,255,121,.035),0 12px 30px rgba(0,0,0,.16)}
.course-open-banner h2{margin:5px 0 7px;font-size:clamp(24px,4vw,34px);line-height:1.05;text-transform:uppercase}
.course-open-banner p{max-width:680px;margin:0;color:#b9c9d5;font-size:13px;line-height:1.55}
.course-live-line{display:flex;align-items:center;gap:7px;margin-top:12px;color:#dfeee7;font-size:12px}
.course-live-line>span{color:var(--green);text-shadow:0 0 12px rgba(126,255,121,.8)}
.course-live-line b{color:var(--green)}
.hero-entry-actions{display:grid;gap:9px;min-width:230px}
.hero-entry-actions .primary-btn,.hero-entry-actions .secondary-btn{justify-content:center;text-align:center;white-space:nowrap}
.hero-main-cta{min-height:48px;font-size:13px;box-shadow:0 0 24px rgba(126,255,121,.16)}

.entry-choice-grid{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.35fr);gap:13px;margin:4px 0 18px}
.entry-choice-card,.entry-choice-returning{min-height:190px;border-radius:9px}
.entry-choice-card{display:flex;flex-direction:column;padding:20px;border:1px solid rgba(74,233,255,.27);background:linear-gradient(135deg,rgba(74,233,255,.085),rgba(181,109,255,.045));box-shadow:inset 0 0 24px rgba(74,233,255,.025)}
.entry-choice-card h2,.entry-choice-returning h2{margin:6px 0 8px;font-size:23px;text-transform:uppercase}
.entry-choice-card p{margin:0 0 17px;color:var(--muted);font-size:13px;line-height:1.55}
.entry-choice-kicker{color:var(--cyan);font:900 9px/1.2 ui-monospace,monospace;letter-spacing:.1em}
.entry-choice-action{align-self:flex-start;margin-top:auto}
.continue-card.entry-choice-returning{display:grid;grid-template-columns:70px minmax(0,1fr);grid-template-rows:1fr auto;gap:14px 17px;margin:0;padding:20px;border-color:rgba(126,255,121,.47);background:radial-gradient(circle at 90% 12%,rgba(74,233,255,.10),transparent 28%),linear-gradient(115deg,rgba(126,255,121,.12),rgba(74,233,255,.045));overflow:hidden}
.continue-card.entry-choice-returning:after{right:20px;bottom:-35px;font-size:120px}
.continue-card.entry-choice-returning .number{width:68px;height:68px;font-size:22px;align-self:start}
.continue-card.entry-choice-returning h2{margin-top:5px;margin-bottom:5px}
.continue-card.entry-choice-returning strong{font-size:15px}
.continue-card.entry-choice-returning small{font-size:12px;line-height:1.45}
.continue-card.entry-choice-returning .signal-row{margin-top:11px}
.continue-card.entry-choice-returning .go{grid-column:1/-1;position:relative;z-index:2;text-align:center;padding:12px 16px;font-size:11px;letter-spacing:.06em}

.available-now{margin:0 0 16px;padding:18px;border:1px solid rgba(74,233,255,.23);border-radius:9px;background:linear-gradient(135deg,rgba(74,233,255,.05),rgba(8,17,29,.72))}
.available-now-head{display:flex;justify-content:space-between;gap:14px;align-items:end;margin-bottom:12px}
.available-now-head h2{margin:5px 0 0;font-size:21px;text-transform:uppercase}
.available-week-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.available-week-card{display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:start;padding:13px;border:1px solid rgba(74,233,255,.18);border-radius:7px;background:rgba(8,18,31,.72);transition:transform .18s ease,border-color .18s ease,background .18s ease}
.available-week-card:hover,.available-week-card:focus-visible{transform:translateY(-2px);border-color:rgba(126,255,121,.5);background:rgba(126,255,121,.055);outline:0}
.available-week-card>span{display:grid;place-items:center;width:38px;height:38px;border:1px solid rgba(74,233,255,.35);color:var(--cyan);font:900 13px/1 ui-monospace,monospace}
.available-week-card b{display:block;font-size:13px;line-height:1.25;text-transform:uppercase}
.available-week-card small{display:block;margin-top:5px;color:var(--muted);font-size:10px;line-height:1.42}
.available-week-card i{grid-column:2;color:var(--green);font:900 8px/1 ui-monospace,monospace;letter-spacing:.08em;font-style:normal}

.registration-note{display:grid;grid-template-columns:38px minmax(0,1fr);gap:12px;align-items:start;margin:0 0 17px;padding:14px 16px;border:1px solid rgba(255,211,107,.3);border-radius:8px;background:rgba(255,211,107,.055)}
.registration-note>span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:rgba(126,255,121,.12);color:var(--green);font-weight:900}
.registration-note b{font-size:13px;text-transform:uppercase}
.registration-note p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.5}
.home-progress-block{margin:0 0 18px}
.home-progress-block .section-title{margin-top:0}
.home-progress-block .progress-duo{margin-top:8px;grid-template-columns:repeat(2,minmax(0,1fr))}

html[data-theme="light"] .hero-course-copy{color:#556a78}
html[data-theme="light"] .hero-course-copy strong{color:#162b36}
html[data-theme="light"] .course-open-banner,html[data-theme="light"] .entry-choice-card,html[data-theme="light"] .continue-card.entry-choice-returning,html[data-theme="light"] .available-now,html[data-theme="light"] .available-week-card,html[data-theme="light"] .registration-note{background:#fff;border-color:#cbdbe3;box-shadow:0 8px 24px rgba(39,56,68,.06)}
html[data-theme="light"] .course-open-banner p,html[data-theme="light"] .course-live-line{color:#516876}
html[data-theme="light"] .course-open-banner h2,html[data-theme="light"] .entry-choice-card h2,html[data-theme="light"] .entry-choice-returning h2,html[data-theme="light"] .available-now h2,html[data-theme="light"] .available-week-card b{color:#172b35}
html[data-theme="light"] .available-week-card:hover,html[data-theme="light"] .available-week-card:focus-visible{background:#f5fbfc;border-color:#62b8c8}

@media(max-width:760px){
  .home-entry-hero{padding-bottom:14px}
  .hero-course-copy{font-size:12px;line-height:1.55}
  .course-open-banner{grid-template-columns:1fr;padding:17px;gap:15px}
  .course-open-banner h2{font-size:25px}
  .hero-entry-actions{min-width:0;grid-template-columns:1fr}
  .entry-choice-grid{grid-template-columns:1fr}
  .entry-choice-card,.entry-choice-returning{min-height:0}
  .continue-card.entry-choice-returning{grid-template-columns:54px minmax(0,1fr)}
  .continue-card.entry-choice-returning .number{width:54px;height:54px;font-size:18px}
  .available-now-head{align-items:start}
  .available-week-grid{grid-template-columns:1fr}
  .home-progress-block .progress-duo{grid-template-columns:1fr}
}
@media(max-width:430px){
  .course-open-banner h2{font-size:22px}
  .available-now-head{display:grid;grid-template-columns:1fr}
  .available-now-head .secondary-btn{width:100%;text-align:center}
  .entry-choice-card,.continue-card.entry-choice-returning{padding:16px}
  .continue-card.entry-choice-returning{grid-template-columns:46px minmax(0,1fr);gap:11px}
  .continue-card.entry-choice-returning .number{width:46px;height:46px}
  .continue-card.entry-choice-returning h2{font-size:19px}
  .signal-row{gap:4px}.signal-chip{font-size:7px;padding:4px 5px}
  .registration-note{grid-template-columns:1fr}
}

/* Patreon: two quiet support touchpoints on the main dashboard */
.patreon-support-block{
  margin:18px 0 8px;
  padding:20px;
  display:grid;
  grid-template-columns:52px minmax(0,1fr) auto;
  gap:16px;
  align-items:center;
  border:1px solid rgba(255,112,150,.30);
  border-radius:10px;
  background:linear-gradient(135deg,rgba(255,112,150,.10),rgba(181,109,255,.055),rgba(74,233,255,.035));
  box-shadow:inset 0 0 28px rgba(255,112,150,.035);
}
.patreon-support-icon{
  width:52px;
  height:52px;
  display:grid;
  place-items:center;
  border:1px solid rgba(255,143,172,.42);
  border-radius:50%;
  background:rgba(255,112,150,.09);
  font-size:25px;
}
.patreon-support-copy h2{margin:4px 0 8px;font-size:20px;line-height:1.2;text-transform:none}
.patreon-support-copy p{margin:0;color:#c7d3de;font-size:13px;line-height:1.58}
.patreon-support-action{white-space:nowrap}
@media(max-width:760px){
  .patreon-support-block{grid-template-columns:44px minmax(0,1fr);padding:17px;gap:12px}
  .patreon-support-icon{width:44px;height:44px;font-size:21px}
  .patreon-support-action{grid-column:1/-1;width:100%}
}
html[data-theme="light"] .patreon-support-block{border-color:#e8aabd;background:linear-gradient(135deg,#fff5f8,#fff,#f7fbfd);box-shadow:0 8px 24px rgba(102,44,66,.07)}
html[data-theme="light"] .patreon-support-icon{border-color:#e4a2b7;background:#fff0f5}
html[data-theme="light"] .patreon-support-copy p{color:#536572}