:root{--neon-pink:#ff006e;--neon-cyan:#00f5ff;--neon-purple:#bf5af2;--neon-yellow:#f5c518;--neon-green:#39ff14;--dark-bg:#050510;--dark-card:#0d0d22;--dark-border:#1e1e42;--mid-bg:#0a0a1e;--text-dim:#8892b0;--text-mid:#a8b8d8;--text-bright:#e8f0ff;--glow-pink:0 0 10px #ff006e,0 0 30px #ff006e40;--glow-cyan:0 0 10px #00f5ff,0 0 30px #00f5ff40;--glow-green:0 0 10px #39ff14,0 0 30px #39ff1440;--glow-purple:0 0 10px #bf5af2,0 0 30px #bf5af240;}
*{margin:0;padding:0;box-sizing:border-box;}html{scroll-behavior:smooth;}
body{background:var(--dark-bg);color:var(--text-bright);font-family:'Rajdhani',sans-serif;font-size:17px;overflow-x:hidden;cursor:crosshair;}
body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,0,0,0.06) 2px,rgba(0,0,0,0.06) 4px);pointer-events:none;z-index:9999;}
body::after{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background-image:linear-gradient(rgba(0,245,255,0.025) 1px,transparent 1px),linear-gradient(90deg,rgba(0,245,255,0.025) 1px,transparent 1px);background-size:40px 40px;pointer-events:none;z-index:0;}
@keyframes pulse-green{0%,100%{opacity:1;}50%{opacity:0.55;}}
@keyframes flicker{0%,90%,94%,100%{opacity:1;}92%{opacity:0.3;}93%{opacity:0.8;}}
@keyframes ticker-scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@keyframes blink{0%,100%{opacity:1;}50%{opacity:0;}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}
nav{position:fixed;top:0;width:100%;z-index:1000;padding:0 40px;height:64px;display:flex;align-items:center;justify-content:space-between;background:rgba(5,5,16,0.95);border-bottom:1px solid rgba(0,245,255,0.2);box-shadow:0 0 30px rgba(0,245,255,0.08);backdrop-filter:blur(12px);}
.nav-logo{font-family:'Orbitron',monospace;font-weight:900;font-size:1.05rem;color:var(--neon-cyan);text-shadow:var(--glow-cyan);letter-spacing:3px;text-decoration:none;}
.nav-logo span{color:var(--neon-pink);text-shadow:var(--glow-pink);}
.nav-links{display:flex;gap:28px;list-style:none;}
.nav-links a{font-family:'Share Tech Mono',monospace;font-size:0.75rem;color:var(--text-dim);text-decoration:none;letter-spacing:2px;text-transform:uppercase;transition:all 0.2s;position:relative;}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--neon-cyan);transition:width 0.3s;}
.nav-links a:hover{color:var(--neon-cyan);text-shadow:var(--glow-cyan);}
.nav-links a:hover::after{width:100%;}
.nav-badge{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--neon-green);border:1px solid var(--neon-green);padding:4px 12px;letter-spacing:2px;text-shadow:var(--glow-green);animation:pulse-green 2s infinite;}
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 40px 60px;text-align:center;overflow:hidden;z-index:1;}
.syn-sun{position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:600px;height:300px;border-radius:300px 300px 0 0;background:linear-gradient(to top,#ff006e,#ff4d00,#ffaa00,rgba(255,0,110,0));opacity:0.15;pointer-events:none;}
.hero-grid{position:absolute;bottom:0;left:0;right:0;height:50%;background:linear-gradient(rgba(191,90,242,0.07) 1px,transparent 1px),linear-gradient(90deg,rgba(191,90,242,0.07) 1px,transparent 1px);background-size:60px 60px;transform:perspective(400px) rotateX(50deg);transform-origin:bottom center;pointer-events:none;}
.hero-eyebrow{font-family:'Share Tech Mono',monospace;font-size:0.72rem;color:var(--neon-pink);letter-spacing:6px;margin-bottom:20px;text-shadow:var(--glow-pink);animation:flicker 4s infinite;}
.hero h1{font-family:'Orbitron',monospace;font-weight:900;font-size:clamp(2.2rem,6.5vw,5rem);line-height:1.05;letter-spacing:-1px;margin-bottom:16px;background:linear-gradient(135deg,#fff 0%,#00f5ff 50%,#bf5af2 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 30px rgba(0,245,255,0.35));}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,#ff006e,#ff4d00);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;filter:drop-shadow(0 0 20px rgba(255,0,110,0.6));}
.typing-line{font-family:'Share Tech Mono',monospace;font-size:0.82rem;color:var(--neon-green);letter-spacing:3px;margin-bottom:24px;text-shadow:var(--glow-green);}
.hero-sub{font-family:'Rajdhani',sans-serif;font-weight:400;font-size:1.1rem;color:var(--text-mid);letter-spacing:1px;margin-bottom:40px;max-width:580px;line-height:1.75;}
.hero-sub span{color:var(--neon-cyan);}
.hero-cta-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:56px;}
.btn-primary{font-family:'Orbitron',monospace;font-weight:700;font-size:0.78rem;letter-spacing:3px;padding:14px 36px;background:linear-gradient(135deg,#ff006e,#bf5af2);color:#fff;border:none;text-decoration:none;display:inline-block;cursor:pointer;clip-path:polygon(8px 0%,100% 0%,calc(100% - 8px) 100%,0% 100%);transition:all 0.3s;text-transform:uppercase;position:relative;overflow:hidden;}
.btn-primary::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);transition:left 0.5s;}
.btn-primary:hover::before{left:100%;}
.btn-primary:hover{box-shadow:0 0 20px rgba(255,0,110,0.6),0 0 60px rgba(191,90,242,0.3);transform:translateY(-2px);}
.btn-secondary{font-family:'Orbitron',monospace;font-weight:700;font-size:0.78rem;letter-spacing:3px;padding:13px 36px;background:transparent;color:var(--neon-cyan);border:1px solid var(--neon-cyan);text-decoration:none;display:inline-block;cursor:pointer;clip-path:polygon(8px 0%,100% 0%,calc(100% - 8px) 100%,0% 100%);transition:all 0.3s;text-transform:uppercase;text-shadow:var(--glow-cyan);}
.btn-secondary:hover{background:rgba(0,245,255,0.07);box-shadow:var(--glow-cyan);transform:translateY(-2px);}
.hero-stats{display:flex;gap:48px;justify-content:center;flex-wrap:wrap;}
.stat-num{font-family:'Orbitron',monospace;font-size:2rem;font-weight:900;color:var(--neon-pink);text-shadow:var(--glow-pink);display:block;}
.stat-label{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);letter-spacing:3px;margin-top:4px;}
.ticker-wrap{background:rgba(255,0,110,0.06);border-top:1px solid rgba(255,0,110,0.25);border-bottom:1px solid rgba(255,0,110,0.25);padding:10px 0;overflow:hidden;position:relative;z-index:2;}
.ticker{display:flex;animation:ticker-scroll 45s linear infinite;white-space:nowrap;}
.ticker-item{font-family:'Share Tech Mono',monospace;font-size:0.7rem;color:var(--neon-pink);letter-spacing:3px;padding:0 40px;text-shadow:var(--glow-pink);}
.ticker-item::before{content:'///';margin-right:16px;color:var(--neon-purple);}
.section-header{text-align:center;padding:70px 40px 40px;}
.section-tag{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--neon-purple);letter-spacing:5px;text-transform:uppercase;text-shadow:var(--glow-purple);display:block;margin-bottom:12px;}
.section-title{font-family:'Orbitron',monospace;font-weight:700;font-size:clamp(1.5rem,3.5vw,2.6rem);color:var(--text-bright);letter-spacing:1px;}
.section-title span{color:var(--neon-cyan);text-shadow:var(--glow-cyan);}
.section-sub{text-align:center;font-family:'Share Tech Mono',monospace;font-size:0.7rem;color:var(--text-dim);letter-spacing:3px;margin-bottom:36px;z-index:2;position:relative;}
.modules-section{padding:0 40px 80px;max-width:1300px;margin:0 auto;}
.modules-grid,.labs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px;}
.warning-banner{padding:18px 28px;background:rgba(255,0,110,0.05);border:1px solid rgba(255,0,110,0.2);display:flex;align-items:flex-start;gap:18px;position:relative;overflow:hidden;max-width:1300px;margin:50px auto 0;}
.warning-banner::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--neon-pink),transparent);}
.warn-icon{font-size:1.4rem;flex-shrink:0;filter:drop-shadow(0 0 8px rgba(255,0,110,0.5));}
.warn-text strong{font-family:'Orbitron',monospace;font-size:0.75rem;color:var(--neon-pink);letter-spacing:2px;display:block;margin-bottom:5px;}
.warn-text p{color:var(--text-mid);font-size:0.9rem;line-height:1.65;font-weight:400;}
.fade-in{opacity:0;transform:translateY(20px);transition:opacity 0.55s ease,transform 0.55s ease;}
.fade-in.visible{opacity:1;transform:translateY(0);}

.module-badge.badge-certprep,.mod-diff.diff-certprep{background:rgba(255,193,64,.14);color:#ffc140;border:1px solid rgba(255,193,64,.4);}
.secplus-band{grid-column:1/-1;margin:14px 0 2px;padding:14px 18px;border:1px dashed rgba(255,193,64,.45);border-radius:10px;background:linear-gradient(90deg,rgba(255,193,64,.07),transparent);}
.secplus-band .sb-tag{color:#ffc140;font-family:monospace;font-size:.72rem;letter-spacing:2px;}
.secplus-band .sb-title{color:#fff;font-weight:800;font-size:1.15rem;margin-top:4px;}
.secplus-band .sb-sub{color:#9aa;font-size:.82rem;margin-top:3px;}
.lesson-view-body .read{max-width:66ch;}
.lesson-view-body .read p{font-size:.99rem;line-height:1.74;color:#c9d1d9;margin:0 0 15px;}
.lesson-view-body .read h3{margin:28px 0 10px;font-size:1.03rem;letter-spacing:.5px;}
.lesson-view-body .read .lead{font-size:1.07rem;line-height:1.7;color:#e8edf2;border-left:3px solid #ffc140;padding-left:14px;margin:0 0 20px;}
.lesson-view-body .read .pull{font-size:1.17rem;line-height:1.5;color:#fff;font-weight:800;margin:22px 0;text-align:center;letter-spacing:.3px;}
.lesson-view-body .read .pull span{color:#ffc140;}
.lesson-view-body .read .analogy{background:rgba(120,160,255,.07);border:1px solid rgba(120,160,255,.22);border-radius:8px;padding:12px 15px;margin:16px 0;font-size:.95rem;line-height:1.65;color:#cfe0ff;}
.lesson-view-body .read .analogy b{color:#9db8ff;}
.lesson-view-body .read .attacker{background:rgba(255,95,87,.07);border:1px solid rgba(255,95,87,.30);border-radius:8px;padding:12px 15px;margin:16px 0;font-size:.93rem;line-height:1.62;color:#ffc9c4;}
.lesson-view-body .read .attacker b{color:#ff8a80;letter-spacing:.5px;}
.lesson-view-body .read table.mini{width:100%;border-collapse:collapse;margin:14px 0;font-size:.9rem;}
.lesson-view-body .read table.mini td{border:1px solid #26314a;padding:8px 11px;vertical-align:top;line-height:1.55;}
.lesson-view-body .read table.mini td:first-child{color:#ffd479;white-space:nowrap;font-weight:600;}
.lesson-view-body .read table.mini b{color:#e6edf3;}
.lesson-view-body .read details{margin:10px 0;border:1px solid #26314a;border-radius:8px;background:rgba(255,255,255,.02);}
.lesson-view-body .read details summary{cursor:pointer;padding:10px 13px;color:#8fd0ff;font-size:.9rem;font-weight:600;}
.lesson-view-body .read details p{padding:0 13px 12px;margin:0;font-size:.93rem;}
.lesson-view-body .read .dgm{margin:22px 0;padding:16px 16px 10px;border:1px solid #26314a;border-radius:12px;background:radial-gradient(120% 120% at 50% 0%,rgba(255,193,64,.05),rgba(10,14,24,0) 60%),#0a0e17;}
.lesson-view-body .read .dgm svg{width:100%;height:auto;display:block;}
.lesson-view-body .read .dgm .cap{margin-top:10px;font-size:.78rem;color:#8b97ad;text-align:center;font-family:monospace;letter-spacing:.6px;}
.lesson-view-body .lecture{max-width:70ch;}
.lesson-view-body .lecture .lec-banner{display:flex;align-items:center;gap:10px;margin:0 0 22px;padding:11px 15px;border:1px solid rgba(255,193,64,.4);border-radius:10px;background:linear-gradient(90deg,rgba(255,193,64,.10),transparent);}
.lesson-view-body .lecture .lec-banner .lb-ic{font-size:1.2rem;}
.lesson-view-body .lecture .lec-banner .lb-t{color:#ffd479;font-weight:800;font-size:.95rem;letter-spacing:.5px;}
.lesson-view-body .lecture .lec-banner .lb-s{color:#9aa;font-size:.8rem;}
.lesson-view-body .lecture h2{font-size:1.18rem;color:#fff;margin:30px 0 12px;padding-bottom:8px;border-bottom:1px solid #26314a;letter-spacing:.3px;}
.lesson-view-body .lecture h3{font-size:1.02rem;color:#ffd479;margin:22px 0 9px;}
.lesson-view-body .lecture p{font-size:1rem;line-height:1.78;color:#cdd6e3;margin:0 0 15px;}
.lesson-view-body .lecture blockquote{margin:18px 0;padding:12px 18px;border-left:3px solid #58e6ff;background:rgba(88,230,255,.06);border-radius:0 8px 8px 0;color:#dbeafe;font-style:italic;line-height:1.7;}
.lesson-view-body .lecture ul{margin:0 0 16px;padding-left:22px;}
.lesson-view-body .lecture li{font-size:.98rem;line-height:1.7;color:#cdd6e3;margin:5px 0;}
.lesson-view-body .lecture code{background:rgba(255,255,255,.06);padding:1px 6px;border-radius:4px;font-size:.9em;color:#9fecff;}
.lesson-view-body .lecture .examtip{background:rgba(40,200,64,.07);border:1px solid rgba(40,200,64,.30);border-radius:8px;padding:11px 15px;margin:16px 0;font-size:.95rem;line-height:1.6;color:#bfeecd;}
.lesson-view-body .lecture .examtip b{color:#7fe0a0;}
.lesson-view-body .lecture .trap{background:rgba(255,95,87,.07);border:1px solid rgba(255,95,87,.30);border-radius:8px;padding:11px 15px;margin:16px 0;font-size:.95rem;line-height:1.6;color:#ffc9c4;}
.lesson-view-body .lecture .trap b{color:#ff8a80;}
.lesson-view-body .lecture table.lec{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem;}
.lesson-view-body .lecture table.lec th{background:rgba(255,193,64,.10);color:#ffd479;text-align:left;padding:8px 11px;border:1px solid #26314a;font-size:.82rem;letter-spacing:.5px;}
.lesson-view-body .lecture table.lec td{border:1px solid #26314a;padding:8px 11px;vertical-align:top;line-height:1.55;color:#cdd6e3;}
.lesson-view-body .lecture .lec-cta{margin:26px 0 6px;padding:13px 16px;border:1px dashed rgba(120,180,255,.4);border-radius:10px;background:rgba(120,180,255,.05);color:#cfe0ff;font-size:.93rem;}

.mini-lab{margin:22px 0 6px;border:1px solid #2a3550;border-radius:10px;overflow:hidden;background:#0b0f18;box-shadow:0 6px 30px rgba(0,0,0,.35);}
.mini-lab .ml-head{display:flex;align-items:center;gap:10px;padding:9px 13px;background:linear-gradient(90deg,rgba(255,193,64,.12),transparent);border-bottom:1px solid #2a3550;}
.mini-lab .ml-dot{width:10px;height:10px;border-radius:50%;background:#ff5f57;box-shadow:18px 0 0 #febc2e,36px 0 0 #28c840;margin-right:30px;flex:none;}
.mini-lab .ml-name{color:#ffc140;font-family:monospace;font-size:.74rem;letter-spacing:1.5px;}
.mini-lab .ml-goal{padding:10px 14px;font-size:.88rem;line-height:1.55;color:#bcd;border-bottom:1px solid #1c2740;background:rgba(255,255,255,.015);}
.mini-lab .ml-goal b{color:#ffd479;}
.mini-lab .ml-tasks{display:flex;flex-wrap:wrap;gap:7px;padding:11px 13px 4px;}
.mini-lab .ml-task{cursor:pointer;font-family:monospace;font-size:.76rem;color:#8fd0ff;background:rgba(120,180,255,.08);border:1px solid rgba(120,180,255,.28);border-radius:6px;padding:5px 9px;transition:.15s;}
.mini-lab .ml-task:hover{background:rgba(120,180,255,.18);color:#fff;}
.mini-lab .ml-scr{font-family:monospace;font-size:.82rem;line-height:1.5;padding:10px 14px;height:180px;overflow-y:auto;color:#cdd6e3;white-space:pre-wrap;}
.mini-lab .ml-scr .mc{color:#7fe0a0;}.mini-lab .ml-scr .me{color:#ff7b72;}.mini-lab .ml-scr .mp{color:#ffc140;}.mini-lab .ml-scr .mok{color:#28c840;font-weight:700;}
.mini-lab .ml-inrow{display:flex;align-items:center;gap:8px;border-top:1px solid #1c2740;padding:9px 13px;background:rgba(255,255,255,.02);}
.mini-lab .ml-prompt{color:#ffc140;font-family:monospace;font-size:.82rem;flex:none;}
.mini-lab .ml-in{flex:1;background:transparent;border:none;outline:none;color:#e6edf3;font-family:monospace;font-size:.82rem;}
.mini-lab .ml-scenario{padding:10px 14px;font-size:.9rem;line-height:1.55;color:#cfe0ff;border-bottom:1px solid #1c2740;background:rgba(120,160,255,.05);}
.mini-lab .ml-scenario b{color:#9db8ff;}
.mini-lab .ml-ex{border-bottom:1px solid #17203a;padding:13px 14px;}
.mini-lab .ml-ex-num{display:inline-block;font-family:monospace;font-size:.7rem;letter-spacing:2px;color:#0b0f18;background:#ffc140;padding:2px 9px;border-radius:4px;font-weight:800;margin-bottom:9px;}
.mini-lab .ml-ex-instr{font-size:.93rem;color:#dbe4ee;margin-bottom:10px;line-height:1.5;}
.mini-lab .ml-cmds{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:10px;}
.mini-lab .ml-cmd{cursor:pointer;font-family:monospace;font-size:.78rem;color:#06210f;background:#7fe0a0;border:1px solid #7fe0a0;border-radius:6px;padding:5px 10px;font-weight:700;transition:.15s;}
.mini-lab .ml-cmd:hover{background:#a6f0c0;}
.mini-lab .ml-runall{background:transparent;color:#7fe0a0;}
.mini-lab .ml-runall:hover{background:rgba(127,224,160,.15);}
.mini-lab .ml-ex .ml-scr{height:120px;border:1px solid #17203a;border-radius:8px;background:#070b12;margin-bottom:10px;}
.mini-lab .ml-q{font-size:.93rem;color:#fff;background:rgba(255,193,64,.08);border-left:3px solid #ffc140;padding:9px 11px;border-radius:0 6px 6px 0;margin-bottom:8px;line-height:1.5;}
.mini-lab .ml-qtag{display:inline-block;background:#ffc140;color:#0b0f18;font-weight:800;border-radius:3px;padding:0 7px;margin-right:7px;font-family:monospace;font-size:.72rem;}
.mini-lab details.ml-ans{margin:0;border:1px solid #26314a;border-radius:6px;background:rgba(255,255,255,.02);}
.mini-lab details.ml-ans summary{cursor:pointer;padding:7px 11px;color:#8fd0ff;font-size:.85rem;font-weight:600;}
.mini-lab details.ml-ans p{padding:0 11px 10px;margin:0;font-size:.9rem;color:#cdd6e3;line-height:1.5;}
.mini-lab .ml-freehead{padding:12px 14px 4px;font-family:monospace;font-size:.72rem;letter-spacing:1px;color:#8b97ad;}
.sp-path{max-width:980px;margin:0 auto 46px;padding:0 20px;}
.sp-intro{color:#c9d1d9;font-size:.95rem;line-height:1.65;background:rgba(255,193,64,.05);border:1px dashed rgba(255,193,64,.35);border-radius:10px;padding:14px 16px;margin-bottom:22px;}
.sp-intro b{color:#ffd479;}
.sp-domain{border:1px solid #26314a;border-radius:12px;margin-bottom:16px;overflow:hidden;background:#0b1018;}
.sp-domain.locked{opacity:.5;}
.sp-dhead{display:flex;align-items:center;gap:11px;padding:13px 16px;background:linear-gradient(90deg,rgba(88,230,255,.08),transparent);border-bottom:1px solid #26314a;font-weight:700;color:#e6edf3;font-size:1rem;}
.sp-dnum{font-family:monospace;font-size:.72rem;letter-spacing:1.5px;color:#04222b;background:#58e6ff;padding:3px 8px;border-radius:4px;font-weight:800;}
.sp-dwt{margin-left:auto;font-family:monospace;font-size:.75rem;color:#8b97ad;}
.sp-mod{border-bottom:1px solid #141c2e;}
.sp-mrow{display:flex;align-items:center;gap:10px;padding:12px 16px;cursor:pointer;transition:.15s;}
.sp-mrow:hover{background:rgba(255,193,64,.06);}
.sp-mic{font-size:1.15rem;}
.sp-mtitle{font-weight:600;color:#f0f4f8;font-size:.96rem;}
.sp-open{margin-left:auto;font-family:monospace;font-size:.72rem;color:#ffc140;letter-spacing:1px;}
.sp-lecs{display:flex;flex-direction:column;padding:2px 16px 12px 46px;gap:3px;}
.sp-lec{cursor:pointer;color:#a9c9ff;font-size:.88rem;padding:6px 9px;border-radius:6px;text-decoration:none;transition:.15s;}
.sp-lec:hover{background:rgba(120,180,255,.12);color:#fff;}
.sp-lab{display:block;cursor:pointer;padding:13px 16px;color:#7fe0a0;font-weight:700;font-size:.92rem;text-decoration:none;background:rgba(40,200,64,.05);transition:.15s;}
.sp-lab:hover{background:rgba(40,200,64,.12);}
.lec-grp{margin:3px 0 5px;border-left:2px solid rgba(255,193,64,.28);padding-left:9px;}
.sp-lechead{font-weight:700;color:#ffd98a;}
.sp-lechead:hover{background:rgba(255,193,64,.10);color:#fff;}
.sp-sub{display:block;padding-left:20px;color:#9fb8d8;font-size:.85rem;}
.sp-subn{font-family:monospace;font-size:.66rem;color:#6f86a8;letter-spacing:.5px;margin-right:5px;}
.sp-extra{color:#c9b8ff;}
.sp-cc{color:#7fe0a0;font-weight:600;}
.sp-cc:hover{background:rgba(40,200,64,.12);color:#fff;}
.lec-context{font-family:monospace;font-size:.72rem;letter-spacing:1px;color:#ffb454;background:rgba(255,180,84,.08);border:1px solid rgba(255,180,84,.22);border-radius:6px;padding:6px 10px;margin-bottom:14px;}
.sp-soon{padding:13px 16px;color:#8b97ad;font-size:.9rem;}



.module-card,.lab-card{background:var(--dark-card);border:1px solid var(--dark-border);padding:26px;position:relative;transition:all 0.3s;overflow:hidden;cursor:pointer;}
.module-card::before,.lab-card::before{content:'';position:absolute;top:0;left:0;width:3px;height:100%;opacity:0;transition:opacity 0.3s;}
.module-card::before{background:linear-gradient(to bottom,var(--neon-cyan),var(--neon-purple));}
.lab-card::before{background:linear-gradient(to bottom,var(--neon-green),var(--neon-cyan));}
.module-card:hover{border-color:rgba(0,245,255,0.4);box-shadow:0 0 24px rgba(0,245,255,0.08);transform:translateY(-3px);}
.lab-card:hover{border-color:rgba(57,255,20,0.35);box-shadow:0 0 24px rgba(57,255,20,0.07);transform:translateY(-3px);}
.module-card:hover::before,.lab-card:hover::before{opacity:1;}
.module-card.featured{border-color:rgba(255,0,110,0.25);background:linear-gradient(135deg,rgba(255,0,110,0.04) 0%,var(--dark-card) 60%);}
.module-card.featured::before{background:linear-gradient(to bottom,var(--neon-pink),var(--neon-purple));opacity:1;}
.module-card.featured:hover{border-color:rgba(255,0,110,0.5);}
.card-top-row{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px;}
.module-number,.lab-number{font-family:'Share Tech Mono',monospace;font-size:0.6rem;color:var(--text-dim);letter-spacing:2px;}
.module-badge{font-family:'Share Tech Mono',monospace;font-size:0.58rem;padding:3px 8px;border:1px solid;}
.badge-beginner{color:var(--neon-green);border-color:rgba(57,255,20,0.3);}
.badge-intermediate{color:var(--neon-yellow);border-color:rgba(245,197,24,0.3);}
.badge-advanced{color:var(--neon-pink);border-color:rgba(255,0,110,0.3);}
.lab-status{font-family:'Share Tech Mono',monospace;font-size:0.58rem;padding:3px 8px;border:1px solid;}
.lab-status.available{color:var(--neon-green);border-color:rgba(57,255,20,0.3);}
.module-icon,.lab-icon{font-size:1.8rem;margin-bottom:12px;display:block;}
.module-title,.lab-title{font-family:'Orbitron',monospace;font-weight:700;font-size:0.95rem;color:var(--text-bright);margin-bottom:10px;letter-spacing:1px;line-height:1.3;}
.module-desc,.lab-desc{color:var(--text-mid);font-size:0.92rem;line-height:1.65;margin-bottom:16px;font-weight:400;}
.module-tags{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:16px;}
.tag{font-family:'Share Tech Mono',monospace;font-size:0.58rem;padding:3px 9px;letter-spacing:1px;border:1px solid;}
.tag-cyan{color:var(--neon-cyan);border-color:rgba(0,245,255,0.25);background:rgba(0,245,255,0.04);}
.tag-pink{color:var(--neon-pink);border-color:rgba(255,0,110,0.25);background:rgba(255,0,110,0.04);}
.tag-purple{color:var(--neon-purple);border-color:rgba(191,90,242,0.25);background:rgba(191,90,242,0.04);}
.tag-green{color:var(--neon-green);border-color:rgba(57,255,20,0.25);background:rgba(57,255,20,0.04);}
.tag-yellow{color:var(--neon-yellow);border-color:rgba(245,197,24,0.25);background:rgba(245,197,24,0.04);}
.card-footer,.lab-footer{display:flex;justify-content:space-between;align-items:center;}
.card-lessons,.lab-meta{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);letter-spacing:1px;}
.card-enter{font-family:'Orbitron',monospace;font-size:0.6rem;letter-spacing:2px;color:var(--neon-cyan);opacity:0;transition:opacity 0.2s;text-shadow:var(--glow-cyan);}
.lab-enter{font-family:'Orbitron',monospace;font-size:0.6rem;letter-spacing:2px;color:var(--neon-green);opacity:0;transition:opacity 0.2s;text-shadow:var(--glow-green);}
.module-card:hover .card-enter{opacity:1;}
.lab-card:hover .lab-enter{opacity:1;}
.card-prog-wrap{height:2px;background:rgba(255,255,255,0.05);margin-top:14px;}
.card-prog{height:100%;background:linear-gradient(90deg,var(--neon-cyan),var(--neon-purple));transition:width 0.4s;box-shadow:0 0 6px var(--neon-cyan);width:0%;}
.lab-objectives{margin-bottom:14px;}
.lab-obj-label{font-family:'Share Tech Mono',monospace;font-size:0.6rem;color:var(--neon-green);letter-spacing:2px;margin-bottom:6px;text-shadow:var(--glow-green);}
.lab-obj-item{font-family:'Share Tech Mono',monospace;font-size:0.7rem;color:var(--text-dim);padding:3px 0 3px 14px;position:relative;line-height:1.5;}
.lab-obj-item::before{content:'▸';position:absolute;left:0;color:var(--neon-green);}
.terminal-section{background:var(--mid-bg);border-top:1px solid var(--dark-border);border-bottom:1px solid var(--dark-border);padding:70px 40px;}
.terminal-inner{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.terminal-text p{color:var(--text-mid);font-weight:400;line-height:1.8;margin:18px 0;font-size:0.95rem;}
.feature-list{list-style:none;margin:20px 0;}
.feature-list li{font-family:'Share Tech Mono',monospace;font-size:0.78rem;color:var(--text-mid);padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.04);display:flex;align-items:center;gap:12px;letter-spacing:1px;}
.feature-list li::before{content:'▶';color:var(--neon-cyan);font-size:0.55rem;flex-shrink:0;}
.terminal-window{background:#010108;border:1px solid rgba(0,245,255,0.18);box-shadow:0 0 40px rgba(0,245,255,0.06),0 20px 60px rgba(0,0,0,0.5);position:relative;overflow:hidden;}
.terminal-window::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--neon-cyan),transparent);box-shadow:0 0 20px var(--neon-cyan);}
.term-bar{background:rgba(0,245,255,0.04);border-bottom:1px solid rgba(0,245,255,0.1);padding:10px 16px;display:flex;align-items:center;gap:8px;}
.term-dot{width:10px;height:10px;border-radius:50%;}
.term-dot-r{background:#ff5f57;box-shadow:0 0 6px #ff5f57;}
.term-dot-y{background:#febc2e;box-shadow:0 0 6px #febc2e;}
.term-dot-g{background:#28c840;box-shadow:0 0 6px #28c840;}
.term-title{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);margin-left:auto;letter-spacing:2px;}
.term-body{padding:20px;font-family:'Share Tech Mono',monospace;font-size:0.76rem;line-height:1.9;}
.term-line{display:block;}
.term-prompt{color:var(--neon-pink);}
.term-cmd{color:var(--text-bright);}
.term-out{color:rgba(57,255,20,0.82);}
.term-comment{color:var(--text-dim);}
.term-warn{color:var(--neon-yellow);}
.term-cursor{display:inline-block;width:8px;height:14px;background:var(--neon-cyan);vertical-align:middle;margin-left:2px;animation:blink 1s step-end infinite;box-shadow:var(--glow-cyan);}
.path-section{padding:0 40px 80px;max-width:1100px;margin:0 auto;}
.path-line{display:flex;flex-direction:column;position:relative;}
.path-line::before{content:'';position:absolute;left:24px;top:0;bottom:0;width:1px;background:linear-gradient(to bottom,var(--neon-cyan),var(--neon-pink),var(--neon-purple));opacity:0.25;}
.path-item{display:flex;gap:28px;align-items:flex-start;padding:24px 0;border-bottom:1px solid rgba(255,255,255,0.04);cursor:pointer;transition:all 0.2s;}
.path-item:hover .path-content{transform:translateX(4px);}
.path-node{width:48px;height:48px;border:1px solid var(--neon-cyan);display:flex;align-items:center;justify-content:center;font-family:'Orbitron',monospace;font-weight:700;font-size:0.88rem;color:var(--neon-cyan);text-shadow:var(--glow-cyan);flex-shrink:0;background:var(--dark-card);clip-path:polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);transition:all 0.3s;}
.path-item:hover .path-node{background:rgba(0,245,255,0.08);box-shadow:var(--glow-cyan);}
.path-item.done .path-node{border-color:var(--neon-green);color:var(--neon-green);text-shadow:var(--glow-green);}
.path-item.locked .path-node{border-color:var(--text-dim);color:var(--text-dim);text-shadow:none;box-shadow:none;}
.path-content{transition:transform 0.2s;}
.path-title{font-family:'Orbitron',monospace;font-size:0.92rem;font-weight:700;color:var(--text-bright);margin-bottom:5px;letter-spacing:1px;}
.path-desc{color:var(--text-mid);font-size:0.88rem;font-weight:400;line-height:1.6;margin-bottom:10px;}
.path-chips{display:flex;gap:6px;flex-wrap:wrap;}
.path-chip{font-family:'Share Tech Mono',monospace;font-size:0.58rem;color:var(--text-dim);background:rgba(255,255,255,0.03);padding:2px 8px;letter-spacing:1px;border:1px solid rgba(255,255,255,0.06);}
.tools-section{background:var(--mid-bg);border-top:1px solid var(--dark-border);padding:70px 40px;}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:10px;max-width:1100px;margin:0 auto;}
.tool-chip{background:var(--dark-card);border:1px solid var(--dark-border);padding:14px 18px;display:flex;align-items:center;gap:12px;transition:all 0.2s;}
.tool-chip:hover{border-color:var(--neon-purple);box-shadow:0 0 10px rgba(191,90,242,0.08);}
.tool-icon{font-size:1.1rem;}
.tool-name{font-family:'Share Tech Mono',monospace;font-size:0.7rem;color:var(--text-dim);letter-spacing:2px;}
footer{background:var(--dark-card);border-top:1px solid var(--dark-border);padding:44px 40px;text-align:center;position:relative;z-index:1;}
.footer-logo{font-family:'Orbitron',monospace;font-weight:900;font-size:1.1rem;color:var(--neon-cyan);text-shadow:var(--glow-cyan);letter-spacing:4px;margin-bottom:14px;display:block;}
.footer-tagline{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--text-dim);letter-spacing:4px;margin-bottom:28px;}
.footer-links{display:flex;gap:28px;justify-content:center;list-style:none;margin-bottom:28px;flex-wrap:wrap;}
.footer-links a{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--text-dim);text-decoration:none;letter-spacing:2px;transition:color 0.2s;}
.footer-links a:hover{color:var(--neon-cyan);}
.footer-copy{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:rgba(107,125,179,0.35);letter-spacing:2px;}
@media(max-width:768px){.terminal-inner{grid-template-columns:1fr;}.nav-links{display:none;}.modules-grid,.labs-grid{grid-template-columns:1fr;}.modules-section{padding-left:20px;padding-right:20px;}}


.mod-overlay{position:fixed;inset:0;background:rgba(2,2,12,0.93);z-index:5000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s;backdrop-filter:blur(8px);}
.mod-overlay.open{opacity:1;pointer-events:all;}
.mod-panel{background:var(--dark-card);border:1px solid rgba(0,245,255,0.2);box-shadow:0 0 60px rgba(0,245,255,0.07),0 30px 80px rgba(0,0,0,0.8);width:min(96vw,1120px);max-height:90vh;display:flex;flex-direction:column;transform:translateY(20px) scale(0.98);transition:transform 0.35s cubic-bezier(.22,.68,0,1.2);position:relative;overflow:hidden;}
.mod-overlay.open .mod-panel{transform:translateY(0) scale(1);}
.mod-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--neon-cyan),transparent);box-shadow:0 0 20px var(--neon-cyan);}
.mod-header{display:flex;align-items:center;justify-content:space-between;padding:18px 26px 14px;border-bottom:1px solid var(--dark-border);gap:14px;flex-shrink:0;background:rgba(0,0,0,0.2);}
.mod-header-left{display:flex;align-items:center;gap:14px;flex:1;min-width:0;}
.mod-header-icon{font-size:1.7rem;flex-shrink:0;}
.mod-title{font-family:'Orbitron',monospace;font-weight:700;font-size:clamp(0.85rem,2.2vw,1.2rem);color:var(--text-bright);letter-spacing:1px;}
.mod-meta-row{display:flex;align-items:center;gap:8px;margin-top:3px;flex-wrap:wrap;}
.mod-diff{font-family:'Share Tech Mono',monospace;font-size:0.62rem;letter-spacing:2px;}
.diff-beginner{color:var(--neon-green);}
.diff-intermediate{color:var(--neon-yellow);}
.diff-advanced{color:var(--neon-pink);}
.mod-sep{color:var(--dark-border);}
.mod-count,.mod-progress-label{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);letter-spacing:1px;}
.mod-progress-label{color:var(--neon-cyan);}
.mod-close{background:none;border:1px solid var(--dark-border);color:var(--text-dim);font-size:0.95rem;width:34px;height:34px;cursor:pointer;flex-shrink:0;transition:all 0.2s;display:flex;align-items:center;justify-content:center;}
.mod-close:hover{border-color:var(--neon-pink);color:var(--neon-pink);}
.mod-progress-bar-wrap{height:2px;background:rgba(255,255,255,0.04);flex-shrink:0;}
.mod-progress-bar{height:100%;background:linear-gradient(90deg,var(--neon-cyan),var(--neon-purple));transition:width 0.5s ease;box-shadow:0 0 8px var(--neon-cyan);width:0%;}
.mod-body{display:flex;flex:1;min-height:0;overflow:hidden;}
.mod-sidebar{width:230px;flex-shrink:0;border-right:1px solid var(--dark-border);overflow-y:auto;padding:14px 0;background:rgba(0,0,0,0.15);}
.mod-sidebar::-webkit-scrollbar{width:3px;}
.mod-sidebar::-webkit-scrollbar-thumb{background:var(--dark-border);}
.mod-sidebar-label{font-family:'Share Tech Mono',monospace;font-size:0.58rem;color:var(--text-dim);letter-spacing:3px;padding:0 14px 8px;}
.lesson-list{list-style:none;}
.lesson-item{padding:10px 14px;cursor:pointer;border-left:2px solid transparent;transition:all 0.18s;position:relative;}
.lesson-item:hover{background:rgba(0,245,255,0.04);border-left-color:rgba(0,245,255,0.25);}
.lesson-item.active{background:rgba(0,245,255,0.06);border-left-color:var(--neon-cyan);}
.lesson-item.completed{border-left-color:var(--neon-green);}
.lesson-num{font-family:'Share Tech Mono',monospace;font-size:0.56rem;color:var(--text-dim);letter-spacing:1px;display:block;margin-bottom:2px;}
.lesson-name{font-family:'Rajdhani',sans-serif;font-size:0.82rem;font-weight:600;color:var(--text-dim);line-height:1.3;transition:color 0.18s;}
.lesson-item.active .lesson-name,.lesson-item:hover .lesson-name{color:var(--neon-cyan);}
.lesson-item.completed .lesson-name{color:rgba(57,255,20,0.7);}
.lesson-check{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:var(--neon-green);font-size:0.65rem;display:none;}
.lesson-item.completed .lesson-check{display:block;}
.mod-content{flex:1;overflow-y:auto;padding:28px 30px;}
.mod-content::-webkit-scrollbar{width:3px;}
.mod-content::-webkit-scrollbar-thumb{background:var(--dark-border);}
.lesson-placeholder{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-dim);gap:12px;}
.placeholder-icon{font-size:2rem;color:var(--neon-cyan);text-shadow:var(--glow-cyan);animation:pulse-green 2s infinite;}
.lesson-placeholder p{font-family:'Share Tech Mono',monospace;font-size:0.7rem;letter-spacing:3px;}
.lesson-view-header{margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--dark-border);}
.lesson-view-title{font-family:'Orbitron',monospace;font-size:1.05rem;font-weight:700;color:var(--text-bright);margin-bottom:6px;letter-spacing:1px;}
.lesson-view-meta{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);letter-spacing:2px;}
.lesson-view-body{color:var(--text-mid);font-size:0.97rem;line-height:1.85;font-weight:400;}
.lesson-view-body h3{font-family:'Orbitron',monospace;font-size:0.78rem;color:var(--neon-cyan);letter-spacing:2px;margin:22px 0 10px;text-shadow:var(--glow-cyan);}
.lesson-view-body p{margin-bottom:14px;color:var(--text-mid);}
.lesson-view-body strong{color:var(--text-bright);font-weight:600;}
.lesson-view-body .hl{color:var(--neon-yellow);}
.lesson-view-body .hlg{color:var(--neon-green);}
.lesson-view-body .hlp{color:var(--neon-pink);}
.cmd-block{background:#010108;border:1px solid rgba(0,245,255,0.14);padding:14px 18px;margin:14px 0;font-family:'Share Tech Mono',monospace;font-size:0.77rem;line-height:2;position:relative;overflow-x:auto;}
.cmd-block::before{content:'TERMINAL';position:absolute;top:-1px;right:10px;font-size:0.5rem;color:var(--neon-cyan);background:#010108;padding:0 6px;letter-spacing:2px;border:1px solid rgba(0,245,255,0.14);border-top:none;}
.cmd-block .p{color:var(--neon-pink);}
.cmd-block .c{color:var(--text-bright);}
.cmd-block .o{color:rgba(57,255,20,0.85);}
.cmd-block .cm{color:var(--text-dim);}
.cmd-block .w{color:var(--neon-yellow);}
.callout{border-left:2px solid var(--neon-purple);background:rgba(191,90,242,0.05);padding:13px 16px;margin:14px 0;font-family:'Share Tech Mono',monospace;font-size:0.75rem;color:rgba(210,170,255,0.9);line-height:1.75;letter-spacing:0.3px;}
.callout strong{color:var(--neon-purple);display:block;margin-bottom:5px;letter-spacing:2px;font-size:0.68rem;}
.challenge-box{background:rgba(255,0,110,0.04);border:1px solid rgba(255,0,110,0.18);padding:16px 18px;margin:18px 0;}
.challenge-box::before{content:'⚡ CHALLENGE';font-family:'Orbitron',monospace;font-size:0.62rem;color:var(--neon-pink);letter-spacing:3px;display:block;margin-bottom:8px;text-shadow:var(--glow-pink);}
.challenge-box p{font-family:'Share Tech Mono',monospace;font-size:0.75rem;color:var(--text-mid);line-height:1.7;margin:0;}
.key-terms{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0;}
.key-term{background:rgba(0,245,255,0.03);border:1px solid rgba(0,245,255,0.1);padding:10px 12px;}
.key-term-word{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--neon-cyan);letter-spacing:1px;margin-bottom:3px;}
.key-term-def{font-family:'Rajdhani',sans-serif;font-size:0.86rem;color:var(--text-mid);font-weight:400;line-height:1.4;}
.lesson-nav{display:flex;justify-content:space-between;align-items:center;margin-top:28px;padding-top:18px;border-top:1px solid var(--dark-border);gap:10px;}
.lesson-nav-btn{font-family:'Orbitron',monospace;font-size:0.68rem;letter-spacing:2px;padding:10px 18px;background:transparent;border:1px solid var(--dark-border);color:var(--text-dim);cursor:pointer;clip-path:polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);transition:all 0.2s;}
.lesson-nav-btn:hover:not(:disabled){border-color:var(--neon-cyan);color:var(--neon-cyan);}
.lesson-nav-btn:disabled{opacity:0.2;cursor:not-allowed;}
.complete-btn{font-family:'Orbitron',monospace;font-size:0.68rem;letter-spacing:2px;padding:10px 22px;background:linear-gradient(135deg,var(--neon-green),#00cc00);border:none;color:#000;cursor:pointer;clip-path:polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);font-weight:700;transition:all 0.2s;}
.complete-btn:hover{box-shadow:var(--glow-green);transform:translateY(-1px);}
.complete-btn.done{background:rgba(57,255,20,0.08);color:var(--neon-green);border:1px solid rgba(57,255,20,0.25);}
@media(max-width:580px){.mod-sidebar{display:none;}.key-terms{grid-template-columns:1fr;}}


.lab-overlay{position:fixed;inset:0;background:rgba(2,2,12,0.95);z-index:5000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s;backdrop-filter:blur(8px);}
.lab-overlay.open{opacity:1;pointer-events:all;}
.lab-panel{background:var(--dark-card);border:1px solid rgba(57,255,20,0.2);box-shadow:0 0 60px rgba(57,255,20,0.06),0 30px 80px rgba(0,0,0,0.8);width:min(98vw,1280px);max-height:92vh;display:flex;flex-direction:column;transform:translateY(20px) scale(0.98);transition:transform 0.35s cubic-bezier(.22,.68,0,1.2);position:relative;overflow:hidden;}
.lab-overlay.open .lab-panel{transform:translateY(0) scale(1);}
.lab-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--neon-green),transparent);box-shadow:0 0 20px var(--neon-green);}
.lab-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--dark-border);flex-shrink:0;background:rgba(0,0,0,0.25);}
.lab-modal-left{display:flex;align-items:center;gap:14px;}
.lab-modal-icon{font-size:1.6rem;}
.lab-modal-title{font-family:'Orbitron',monospace;font-weight:700;font-size:1.1rem;color:var(--neon-green);text-shadow:var(--glow-green);letter-spacing:1px;}
.lab-modal-subtitle{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);letter-spacing:2px;margin-top:3px;}
.lab-modal-close{background:none;border:1px solid var(--dark-border);color:var(--text-dim);font-size:0.95rem;width:34px;height:34px;cursor:pointer;flex-shrink:0;transition:all 0.2s;display:flex;align-items:center;justify-content:center;}
.lab-modal-close:hover{border-color:var(--neon-pink);color:var(--neon-pink);}
.lab-tab-bar{display:flex;border-bottom:1px solid var(--dark-border);flex-shrink:0;background:rgba(0,0,0,0.15);}
.lab-tab{font-family:'Share Tech Mono',monospace;font-size:0.68rem;letter-spacing:2px;padding:12px 20px;cursor:pointer;border:none;background:transparent;color:var(--text-dim);transition:all 0.2s;border-bottom:2px solid transparent;text-transform:uppercase;}
.lab-tab.active{color:var(--neon-green);border-bottom-color:var(--neon-green);}
.lab-tab:hover:not(.active){color:var(--text-mid);}
.lab-body{display:flex;flex:1;min-height:0;overflow:hidden;}
.lab-instructions{width:360px;flex-shrink:0;border-right:1px solid var(--dark-border);overflow-y:auto;padding:18px;background:rgba(0,0,0,0.1);}
.lab-instructions::-webkit-scrollbar{width:3px;}
.lab-instructions::-webkit-scrollbar-thumb{background:var(--dark-border);}
.lab-section-label{font-family:'Orbitron',monospace;font-size:0.65rem;color:var(--neon-green);letter-spacing:3px;margin-bottom:12px;text-shadow:var(--glow-green);}
.lab-objective-list{list-style:none;margin-bottom:20px;}
.lab-obj-check{display:flex;align-items:flex-start;gap:10px;padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.04);}
.obj-checkbox{width:16px;height:16px;border:1px solid var(--text-dim);flex-shrink:0;margin-top:2px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;}
.obj-checkbox.checked{border-color:var(--neon-green);background:rgba(57,255,20,0.1);}
.obj-checkbox.checked::after{content:'✓';font-size:0.6rem;color:var(--neon-green);}
.obj-text{font-family:'Rajdhani',sans-serif;font-size:0.9rem;color:var(--text-mid);font-weight:400;line-height:1.4;}
.obj-text.done{color:var(--text-dim);text-decoration:line-through;}
.lab-step{margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,0.04);}
.lab-step-num{font-family:'Share Tech Mono',monospace;font-size:0.6rem;color:var(--neon-pink);letter-spacing:2px;margin-bottom:6px;}
.lab-step-title{font-family:'Orbitron',monospace;font-size:0.78rem;color:var(--text-bright);letter-spacing:1px;margin-bottom:8px;}
.lab-step-text{font-family:'Rajdhani',sans-serif;font-size:0.92rem;color:var(--text-mid);font-weight:400;line-height:1.65;margin-bottom:10px;}
.lab-cmd-hint{background:rgba(0,245,255,0.05);border:1px solid rgba(0,245,255,0.12);padding:8px 12px;font-family:'Share Tech Mono',monospace;font-size:0.72rem;color:var(--neon-cyan);margin:8px 0;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:8px;transition:all 0.2s;position:relative;}
.lab-cmd-hint:hover{background:rgba(0,245,255,0.1);border-color:rgba(0,245,255,0.3);}
.hint-paste{font-size:0.55rem;color:var(--text-dim);letter-spacing:1px;flex-shrink:0;white-space:nowrap;}
.lab-cmd-hint:hover .hint-paste{color:var(--neon-cyan);}
.copy-flash{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-family:'Share Tech Mono',monospace;font-size:0.55rem;color:var(--neon-green);opacity:0;transition:opacity 0.3s;pointer-events:none;}
.cmd-desc{font-family:'Share Tech Mono',monospace;font-size:0.6rem;color:var(--text-dim);padding:0 0 6px 2px;letter-spacing:1px;}
.hint-toggle{font-family:'Share Tech Mono',monospace;font-size:0.65rem;color:var(--neon-yellow);background:none;border:1px solid rgba(245,197,24,0.25);padding:4px 12px;cursor:pointer;letter-spacing:1px;transition:all 0.2s;margin-top:8px;}
.hint-toggle:hover{border-color:var(--neon-yellow);}
.hint-content{background:rgba(245,197,24,0.04);border:1px solid rgba(245,197,24,0.15);padding:10px 14px;margin-top:8px;display:none;}
.hint-content.show{display:block;}
.hint-content p{font-family:'Share Tech Mono',monospace;font-size:0.72rem;color:rgba(245,197,24,0.9);line-height:1.65;}
.lab-terminal-pane{flex:1;display:flex;flex-direction:column;min-height:0;}
.lab-complete-banner{background:linear-gradient(135deg,rgba(57,255,20,0.08),rgba(0,245,255,0.05));border:1px solid rgba(57,255,20,0.25);padding:14px 18px;margin:12px;display:none;align-items:center;gap:14px;flex-shrink:0;}
.lab-complete-banner.show{display:flex;}
.lab-complete-banner-text strong{font-family:'Orbitron',monospace;font-size:0.75rem;color:var(--neon-green);letter-spacing:2px;display:block;margin-bottom:3px;}
.lab-complete-banner-text p{font-family:'Share Tech Mono',monospace;font-size:0.65rem;color:var(--text-dim);letter-spacing:1px;}
.lab-term-header{background:rgba(0,0,0,0.4);border-bottom:1px solid var(--dark-border);padding:8px 16px;display:flex;align-items:center;gap:8px;flex-shrink:0;}
.lab-term-dot{width:10px;height:10px;border-radius:50%;}
.lab-term-dot-r{background:#ff5f57;box-shadow:0 0 5px #ff5f57;}
.lab-term-dot-y{background:#febc2e;box-shadow:0 0 5px #febc2e;}
.lab-term-dot-g{background:#28c840;box-shadow:0 0 5px #28c840;}
.lab-term-label{font-family:'Share Tech Mono',monospace;font-size:0.62rem;color:var(--text-dim);margin-left:auto;letter-spacing:2px;}
.lab-term-clear{font-family:'Share Tech Mono',monospace;font-size:0.6rem;color:var(--text-dim);background:none;border:1px solid var(--dark-border);padding:3px 10px;cursor:pointer;letter-spacing:1px;transition:all 0.2s;}
.lab-term-clear:hover{border-color:var(--neon-pink);color:var(--neon-pink);}
.lab-term-output{flex:1;overflow-y:auto;padding:16px 18px;font-family:'Share Tech Mono',monospace;font-size:0.77rem;line-height:1.85;background:#010108;}
.lab-term-output::-webkit-scrollbar{width:3px;}
.lab-term-output::-webkit-scrollbar-thumb{background:rgba(0,245,255,0.2);}
.out-line{display:flex;gap:8px;padding:1px 0;}
.out-prompt{color:var(--neon-pink);white-space:nowrap;flex-shrink:0;}
.out-cmd{color:var(--text-bright);}
.out-response{color:rgba(57,255,20,0.85);}
.out-error{color:var(--neon-pink);opacity:0.85;}
.out-info{color:var(--neon-cyan);}
.out-warn{color:var(--neon-yellow);}
.out-comment{color:var(--text-dim);}
.lab-term-input-row{display:flex;align-items:center;border-top:1px solid var(--dark-border);background:#010108;flex-shrink:0;}
.lab-term-input-prompt{font-family:'Share Tech Mono',monospace;font-size:0.77rem;color:var(--neon-pink);padding:12px 4px 12px 18px;white-space:nowrap;flex-shrink:0;}
.lab-term-input{flex:1;background:transparent;border:none;outline:none;font-family:'Share Tech Mono',monospace;font-size:0.77rem;color:var(--text-bright);padding:12px 8px;caret-color:var(--neon-cyan);}
.lab-term-run{font-family:'Share Tech Mono',monospace;font-size:0.62rem;letter-spacing:2px;padding:0 18px;background:rgba(57,255,20,0.08);border:none;border-left:1px solid rgba(57,255,20,0.2);color:var(--neon-green);cursor:pointer;transition:all 0.2s;height:100%;flex-shrink:0;align-self:stretch;}
.lab-term-run:hover{background:rgba(57,255,20,0.15);box-shadow:inset 0 0 12px rgba(57,255,20,0.1);}
.ref-cmd-row{padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.04);}
.ref-cmd{font-family:'Share Tech Mono',monospace;font-size:0.72rem;color:var(--neon-cyan);margin-bottom:4px;cursor:pointer;display:flex;align-items:center;gap:8px;}
.ref-cmd:hover{color:var(--text-bright);}
.ref-desc{font-family:'Rajdhani',sans-serif;font-size:0.85rem;color:var(--text-dim);}
@media(max-width:580px){.lab-instructions{display:none;}}


.lesson-view-body .cc-intro{background:rgba(255,193,64,.06);border:1px dashed rgba(255,193,64,.4);border-radius:9px;padding:12px 15px;margin:0 0 16px;color:#d7dee7;font-size:.93rem;line-height:1.6;}
.lesson-view-body .cc-intro b{color:#ffd479;}
.quiz{margin:6px 0 8px;}
.quiz-head{margin-bottom:14px;}
.quiz-badge{display:inline-block;font-family:monospace;font-size:.68rem;letter-spacing:2px;color:#04222b;background:#58e6ff;padding:3px 9px;border-radius:4px;font-weight:800;}
.quiz-title{display:block;color:#fff;font-weight:800;font-size:1.05rem;margin-top:8px;}
.quiz-sub{display:block;color:#8b97ad;font-size:.82rem;margin-top:3px;}
.quiz-q{border:1px solid #26314a;border-radius:10px;padding:13px 15px;margin:12px 0;background:rgba(255,255,255,.015);}
.quiz-q.q-ok{border-color:#28c840;background:rgba(40,200,64,.06);}
.quiz-q.q-bad{border-color:#ff5f57;background:rgba(255,95,87,.06);}
.quiz-stem{color:#e8edf2;font-size:.96rem;line-height:1.6;margin-bottom:11px;}
.quiz-stem code{background:#0b1018;border:1px solid #26314a;border-radius:4px;padding:0 5px;font-size:.88em;color:#9fecff;}
.quiz-qn{display:inline-block;font-family:monospace;font-size:.72rem;color:#0b0f18;background:#ffc140;padding:1px 7px;border-radius:3px;font-weight:800;margin-right:7px;}
.quiz-opt{display:flex;gap:9px;align-items:flex-start;padding:8px 10px;border:1px solid #1c2740;border-radius:7px;margin:6px 0;cursor:pointer;color:#cdd6e3;font-size:.92rem;line-height:1.5;transition:.12s;}
.quiz-opt:hover{background:rgba(120,180,255,.07);border-color:#31507e;}
.quiz-opt input{margin-top:3px;flex-shrink:0;}
.quiz-opt b{color:#9db8ff;}
.quiz-match{display:flex;gap:10px;align-items:center;margin:7px 0;flex-wrap:wrap;}
.quiz-mprompt{flex:1;min-width:200px;color:#cdd6e3;font-size:.9rem;line-height:1.45;}
.quiz-msel{background:#0b1018;color:#e6edf3;border:1px solid #31507e;border-radius:6px;padding:6px 9px;font-size:.86rem;font-family:inherit;}
.quiz-rat{margin-top:10px;padding:10px 12px;border-left:3px solid #58e6ff;background:rgba(88,230,255,.05);border-radius:0 7px 7px 0;color:#cdd6e3;font-size:.88rem;line-height:1.55;}
.quiz-rat b{color:#8fd0ff;}
.quiz-bar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:14px;}
.quiz-submit{cursor:pointer;font-family:monospace;font-weight:800;letter-spacing:1px;font-size:.82rem;color:#04222b;background:#58e6ff;border:none;border-radius:7px;padding:11px 20px;transition:.15s;}
.quiz-submit:hover{background:#7eefff;}
.quiz-result{font-size:.92rem;font-weight:700;padding:8px 13px;border-radius:7px;}
.quiz-result.r-pass{color:#7fe0a0;background:rgba(40,200,64,.10);border:1px solid rgba(40,200,64,.4);}
.quiz-result.r-fail{color:#ffc9c4;background:rgba(255,95,87,.10);border:1px solid rgba(255,95,87,.4);}
.sp-checks{padding:10px 16px 4px;}
.sp-checks-h{font-family:monospace;font-size:.7rem;letter-spacing:1.5px;color:#8b97ad;margin-bottom:6px;}
.sp-cc{display:block;cursor:pointer;color:#ffd479;font-size:.9rem;padding:7px 10px;border-radius:6px;text-decoration:none;transition:.12s;}
.sp-cc:hover{background:rgba(255,193,64,.10);color:#ffe6a8;}
.sp-cc.done::after{content:" \2713 passed";color:#7fe0a0;font-size:.8rem;font-weight:700;}
.sp-kc{margin:8px 16px 14px;border:1px solid rgba(88,230,255,.35);border-radius:10px;overflow:hidden;}
.sp-kc-locked{padding:14px 16px;color:#8b97ad;font-size:.9rem;line-height:1.5;background:rgba(255,255,255,.02);}
.sp-kc-locked b{color:#c9d1d9;}
.sp-kc-open{padding:14px 16px;}
.sp-kc-h{font-family:monospace;font-size:.78rem;letter-spacing:1px;color:#58e6ff;margin-bottom:12px;line-height:1.5;}
.sp-kc.gate-locked .sp-kc-open{display:none;}
.sp-kc.gate-open .sp-kc-locked{display:none;}
.sp-gatewrap.gate-locked .sp-gate-inner{display:none;}
.sp-gatewrap.gate-open .sp-gate-note{display:none;}
.sp-gate-note{padding:14px 16px;color:#8b97ad;font-size:.92rem;line-height:1.55;border:1px dashed #31507e;border-radius:10px;margin-bottom:16px;background:rgba(88,230,255,.03);}
.sp-gate-note b{color:#c9d1d9;}


.path-lead{max-width:1000px;margin:0 auto 8px;padding:0 20px;color:#c9d1d9;font-size:.98rem;line-height:1.6;}
.path-select-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px;max-width:1000px;margin:14px auto 50px;padding:0 20px;}
.path-tile{cursor:pointer;border:1px solid #26314a;border-radius:16px;padding:26px 22px;background:linear-gradient(160deg,rgba(255,255,255,.03),rgba(10,14,24,0));position:relative;overflow:hidden;transition:.18s;}
.path-tile::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--pc);}
.path-tile:hover{transform:translateY(-4px);border-color:var(--pc);box-shadow:0 14px 40px rgba(0,0,0,.45);}
.path-tile .pt-ic{font-size:2rem;line-height:1;}
.path-tile .pt-code{font-family:monospace;font-size:.72rem;letter-spacing:2px;color:var(--pc);margin-top:14px;}
.path-tile .pt-title{font-size:1.5rem;font-weight:800;color:#fff;margin:2px 0 9px;}
.path-tile .pt-desc{color:#9aa7b8;font-size:.9rem;line-height:1.55;min-height:58px;}
.path-tile .pt-meta{font-family:monospace;font-size:.75rem;color:#8b97ad;margin:14px 0 14px;}
.path-tile .pt-go{font-family:monospace;font-weight:800;letter-spacing:1px;font-size:.8rem;color:var(--pc);}
.path-tile.coming-soon{cursor:default;opacity:.66;filter:grayscale(.35);}
.path-tile.coming-soon:hover{transform:none;border-color:#26314a;box-shadow:none;}
.path-tile.coming-soon .pt-title,.path-tile.coming-soon .pt-code{color:#8b97ad;}
.path-tile.coming-soon .pt-title{color:#c7d2e0;}
.path-tile .pt-ribbon{position:absolute;top:15px;right:-34px;transform:rotate(45deg);background:#2a3550;color:#cfe0ff;font-family:monospace;font-size:.6rem;font-weight:800;letter-spacing:1.5px;padding:5px 40px;box-shadow:0 2px 8px rgba(0,0,0,.4);}
.path-tile.coming-soon .pt-go{color:#6b7688;}
.certpath-view .cp-topbar{position:sticky;top:0;z-index:6;display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:12px 20px;margin-bottom:6px;background:rgba(9,13,22,.93);backdrop-filter:blur(6px);border-bottom:1px solid #26314a;}
.cp-back{cursor:pointer;font-family:monospace;font-size:.8rem;font-weight:700;color:#58e6ff;padding:7px 13px;border:1px solid #31507e;border-radius:8px;transition:.15s;}
.cp-back:hover{background:rgba(88,230,255,.12);}
.cp-here{color:#e6edf3;font-weight:700;font-size:1rem;}.cp-here b{color:#8b97ad;font-family:monospace;font-weight:600;font-size:.82rem;margin-left:7px;}

/* ── platform: account chip · auth pages · profile · leaderboard ── */
.acct-chip{font-family:'Share Tech Mono',monospace;font-size:0.68rem;color:var(--neon-cyan);border:1px solid var(--neon-cyan);padding:4px 12px;letter-spacing:2px;text-decoration:none;white-space:nowrap;}
.acct-chip:hover{background:rgba(88,230,255,.1);}
.acct-chip b{color:#fff;}
.acct-login{color:var(--neon-green);border-color:var(--neon-green);animation:pulse-green 2s infinite;}
#lt-toast{position:fixed;bottom:26px;right:26px;z-index:9999;font-family:'Share Tech Mono',monospace;background:#0a1418;color:var(--neon-green);border:1px solid var(--neon-green);padding:10px 18px;letter-spacing:2px;opacity:0;transform:translateY(8px);transition:.25s;pointer-events:none;}
#lt-toast.show{opacity:1;transform:none;}
.platform-wrap{max-width:760px;margin:0 auto;padding:20px 20px 90px;}
.pf-card{border:1px solid rgba(88,230,255,.35);background:rgba(10,20,24,.75);padding:28px;border-radius:10px;}
.pf-head{font-family:'Share Tech Mono',monospace;color:var(--neon-cyan);letter-spacing:3px;font-size:.8rem;margin-bottom:16px;}
.pf-sub{color:var(--text-dim,#8aa);font-size:.9rem;line-height:1.6;margin:10px 0;}
.pf-tabs{display:flex;gap:18px;margin-bottom:20px;border-bottom:1px solid rgba(88,230,255,.2);}
.pf-tab{font-family:'Share Tech Mono',monospace;letter-spacing:2px;font-size:.75rem;color:var(--text-dim,#8aa);padding:8px 2px;cursor:pointer;border-bottom:2px solid transparent;}
.pf-tab.active{color:var(--neon-cyan);border-bottom-color:var(--neon-cyan);}
.pf-label{display:block;font-family:'Share Tech Mono',monospace;font-size:.62rem;letter-spacing:2px;color:var(--text-dim,#8aa);margin:14px 0 6px;}
.pf-in{width:100%;background:#05090b;border:1px solid rgba(88,230,255,.3);color:#dff6ff;font-family:'Share Tech Mono',monospace;font-size:.9rem;padding:10px 12px;outline:none;}
.pf-in:focus{border-color:var(--neon-cyan);box-shadow:0 0 8px rgba(88,230,255,.25);}
.pf-btn{margin-top:18px;width:100%;background:transparent;border:1px solid var(--neon-cyan);color:var(--neon-cyan);font-family:'Share Tech Mono',monospace;letter-spacing:3px;font-size:.8rem;padding:12px;cursor:pointer;}
.pf-btn:hover{background:rgba(88,230,255,.12);}
.pf-btn:disabled{opacity:.5;cursor:wait;}
.pf-err{display:none;margin-top:12px;color:#ff5f57;font-family:'Share Tech Mono',monospace;font-size:.72rem;letter-spacing:1px;border:1px dashed rgba(255,95,87,.5);padding:8px 10px;}
.pf-links{margin-top:14px;display:flex;gap:22px;}
.pf-link{color:var(--neon-cyan);font-family:'Share Tech Mono',monospace;font-size:.72rem;letter-spacing:1px;cursor:pointer;text-decoration:none;}
.pf-link:hover{text-decoration:underline;}
.pf-danger{color:#ff5f57;}
.pf-id{display:flex;align-items:center;gap:16px;margin:6px 0 18px;}
.pf-avatar{font-size:2rem;color:var(--neon-cyan);text-shadow:0 0 14px var(--neon-cyan);}
.pf-name{font-family:'Share Tech Mono',monospace;font-size:1.15rem;color:#fff;letter-spacing:2px;}
.pf-mail{color:var(--text-dim,#8aa);font-size:.75rem;font-family:'Share Tech Mono',monospace;}
.pf-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:12px;margin:18px 0;}
.pf-stat{border:1px solid rgba(88,230,255,.22);padding:14px 10px;text-align:center;background:rgba(5,9,11,.6);}
.pf-num{font-family:'Share Tech Mono',monospace;font-size:1.3rem;color:var(--neon-green);text-shadow:0 0 10px rgba(40,200,64,.5);}
.pf-cap{font-family:'Share Tech Mono',monospace;font-size:.58rem;letter-spacing:2px;color:var(--text-dim,#8aa);margin-top:6px;}
.lb-table{width:100%;border-collapse:collapse;margin-top:8px;font-family:'Share Tech Mono',monospace;}
.lb-table th{font-size:.62rem;letter-spacing:2px;color:var(--text-dim,#8aa);text-align:left;padding:8px 10px;border-bottom:1px solid rgba(88,230,255,.25);}
.lb-table td{padding:9px 10px;border-bottom:1px solid rgba(88,230,255,.08);font-size:.85rem;}
.lb-rank{color:var(--neon-cyan);width:60px;}
.lb-user{color:#dff6ff;letter-spacing:1px;}
.lb-pts{color:var(--neon-green);text-align:right;}
tr.lb-me td{background:rgba(40,200,64,.08);border-top:1px solid rgba(40,200,64,.4);border-bottom:1px solid rgba(40,200,64,.4);}