:root{
  --bg:#0b0e17; --bg2:#111527; --panel:#161b2e; --panel2:#1c2238; --line:#27304d;
  --text:#e8ecf8; --muted:#9aa4c4; --dim:#6b7599;
  --py:#ffd43b; --blue:#4b8bf5; --mint:#2fe3a5; --pink:#ff5c9a; --purple:#9b6bff; --orange:#ff9b45; --red:#ff5c5c;
  --grad:linear-gradient(135deg,#ffd43b 0%,#ff9b45 40%,#ff5c9a 100%);
  --grad2:linear-gradient(135deg,#4b8bf5,#9b6bff);
  --radius:16px; --shadow:0 20px 60px rgba(0,0,0,.45);
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:'Space Grotesk',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;background:
  radial-gradient(900px 500px at 10% -10%,rgba(75,139,245,.18),transparent 60%),
  radial-gradient(800px 500px at 100% 0%,rgba(255,92,154,.14),transparent 60%),
  radial-gradient(700px 500px at 50% 120%,rgba(47,227,165,.10),transparent 60%);
  pointer-events:none;z-index:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
code,pre,textarea.code,.mono{font-family:var(--mono)}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.15;letter-spacing:-.01em}
p{margin:.4em 0 .9em}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px;position:relative;z-index:1}
.hidden{display:none!important}

/* NAV */
nav.top{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(11,14,23,.75);border-bottom:1px solid var(--line)}
nav.top .wrap{display:flex;align-items:center;gap:14px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;letter-spacing:-.02em}
.logo .mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-size:18px;box-shadow:0 6px 18px rgba(255,155,69,.35)}
.navlinks{display:flex;gap:2px;margin-left:4px}
.navlinks a{padding:8px 10px;border-radius:10px;color:var(--muted);font-weight:500;font-size:.92rem;white-space:nowrap}
.navlinks a:hover,.navlinks a.active{color:var(--text);background:var(--panel2)}
.spacer{flex:1}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:var(--panel2);border:1px solid var(--line);font-size:.85rem;font-weight:600;flex-shrink:0}
#btnAuth{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex-shrink:0}
#btnUpgrade{flex-shrink:0}
.pill.xp{color:var(--py)}
.pill.streak{color:var(--orange)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:12px;border:1px solid transparent;font-weight:600;font-size:.95rem;transition:.18s;white-space:nowrap}
.btn.primary{background:var(--grad);color:#1a1200;box-shadow:0 8px 24px rgba(255,155,69,.35)}
.btn.primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,155,69,.45)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn.ghost:hover{background:var(--panel2)}
.btn.blue{background:var(--grad2);color:#fff}
.btn.mint{background:var(--mint);color:#052}
.btn.sm{padding:7px 12px;font-size:.85rem;border-radius:10px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.burger{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:6px 10px}

.consent{position:fixed;left:0;right:0;bottom:0;z-index:200;background:var(--bg2);border-top:1px solid var(--line);box-shadow:0 -10px 30px rgba(0,0,0,.4);transform:translateY(110%);transition:transform .25s ease}
.consent.in{transform:none}
.consent-in{max-width:1180px;margin:0 auto;padding:16px 22px;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.consent-txt{flex:1;min-width:260px}
.consent-txt b{font-size:.95rem}
.consent-txt p{margin:4px 0 0;font-size:.86rem;color:var(--muted);line-height:1.5;max-width:70ch}
.consent-btns{display:flex;gap:8px;flex-shrink:0;flex-wrap:wrap}
@media (max-width:640px){.consent-in{padding:14px 16px}.consent-btns{width:100%}.consent-btns .btn{flex:1}}
.practice-head{margin:26px 0 12px;padding-top:18px;border-top:1px solid var(--line)}

/* HERO */
.hero{padding:80px 0 50px;display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(2.4rem,5vw,4rem);font-weight:700;letter-spacing:-.03em}
.hero h1 .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:1.15rem;color:var(--muted);max-width:520px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero .stats{display:flex;gap:26px;margin-top:30px;color:var(--muted);font-size:.9rem}
.hero .stats b{display:block;color:var(--text);font-size:1.4rem}
.terminal{background:#0a0d18;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transform:rotate(-1.2deg)}
.terminal .bar{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line);background:#0f1322}
.terminal .bar i{width:11px;height:11px;border-radius:50%;display:block}
.terminal pre{margin:0;padding:18px;font-size:.9rem;line-height:1.6;color:#dfe6ff;min-height:230px;white-space:pre-wrap}
.k{color:#ff79c6}.f{color:#8be9fd}.s{color:#f1fa8c}.n{color:#bd93f9}.c{color:#6272a4}.o{color:#50fa7b}
.cursor{display:inline-block;width:8px;height:1em;background:var(--py);vertical-align:-2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* SECTIONS */
section.block{padding:56px 0}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);margin-bottom:10px}
.h2{font-size:clamp(1.7rem,3vw,2.4rem)}
.sub{color:var(--muted);max-width:640px;font-size:1.05rem}
.grid{display:grid;gap:18px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative;transition:.2s}
.card:hover{border-color:#3a4670;transform:translateY(-2px)}
.card .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:22px;margin-bottom:14px;background:var(--panel2)}
.card h3{font-size:1.1rem}
.card p{color:var(--muted);font-size:.95rem;margin-bottom:0}
.tag{display:inline-block;padding:3px 9px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.tag.free{background:rgba(47,227,165,.15);color:var(--mint)}
.tag.pro{background:rgba(255,212,59,.15);color:var(--py)}
.tag.done{background:rgba(75,139,245,.18);color:#8db4ff}
.tag.lvl{background:var(--panel2);color:var(--muted)}
.lock{position:absolute;top:16px;right:16px;font-size:16px;opacity:.9}

/* PRICING */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px;position:relative}
.plan.hot{border-color:var(--py);box-shadow:0 0 0 4px rgba(255,212,59,.12)}
.plan .price{font-size:2.4rem;font-weight:700;letter-spacing:-.03em;margin:8px 0}
.plan .price small{font-size:1rem;color:var(--muted);font-weight:500}
.plan ul{list-style:none;padding:0;margin:14px 0 20px;color:var(--muted)}
.plan li{padding:6px 0;border-bottom:1px dashed var(--line)}
.plan li::before{content:"✓ ";color:var(--mint);font-weight:700}
.plans.four{grid-template-columns:repeat(4,1fr)}
.plan-note{margin:8px 0 0;text-align:center;font-size:.8rem;color:var(--dim)}
.plan .badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--grad);color:#1a1200;font-weight:700;font-size:.75rem;padding:4px 12px;border-radius:999px}

/* APP LAYOUT */
.page{padding:36px 0 80px;min-height:70vh}
.pagehead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.pagehead h1{font-size:2rem}
.track{margin-bottom:34px}
.track h2{display:flex;align-items:center;gap:12px;font-size:1.3rem}
.lesson-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.lesson{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;cursor:pointer;transition:.18s;display:flex;flex-direction:column;gap:8px}
.lesson:hover{border-color:#3a4670;transform:translateY(-2px)}
.lesson .num{font-family:var(--mono);color:var(--dim);font-size:.8rem}
.lesson h4{font-size:1.02rem;margin:0}
.lesson .meta{display:flex;gap:8px;align-items:center;font-size:.8rem;color:var(--muted);margin-top:auto;flex-wrap:wrap}
.lesson.locked{opacity:.75}
.progressbar{height:8px;background:var(--panel2);border-radius:999px;overflow:hidden}
.progressbar i{display:block;height:100%;background:var(--grad);border-radius:999px;transition:width .5s}

/* LESSON VIEW */
.lessonview{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.theory{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.theory h2{font-size:1.6rem}
.theory h3{font-size:1.1rem;margin-top:1.3em;color:var(--py)}
.theory pre{background:#0a0d18;border:1px solid var(--line);border-radius:10px;padding:12px 14px;overflow:auto;font-size:.88rem}
.theory code{background:rgba(255,255,255,.07);padding:1px 6px;border-radius:5px;font-size:.9em}
.theory pre code{background:none;padding:0}
.theory .tip{background:rgba(47,227,165,.08);border-left:3px solid var(--mint);padding:10px 14px;border-radius:0 10px 10px 0;margin:14px 0;color:var(--text)}
.theory .warn{background:rgba(255,155,69,.1);border-left:3px solid var(--orange);padding:10px 14px;border-radius:0 10px 10px 0;margin:14px 0}
.sticky{position:sticky;top:80px}

/* EDITOR */
.editor{background:#0a0d18;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.editor .ebar{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line);background:#0f1322;font-size:.85rem;color:var(--muted)}
.editor .ebar .fname{font-family:var(--mono);color:var(--text)}
.editor .ebar .spacer{flex:1}
.codewrap{display:flex;position:relative}
.gutter{padding:14px 8px 14px 12px;color:#3f4a6e;font-family:var(--mono);font-size:.9rem;line-height:1.55;text-align:right;user-select:none;background:#0a0d18;border-right:1px solid #161b2e;overflow:hidden;min-width:44px}
textarea.code{flex:1;background:transparent;color:#e6ecff;border:0;outline:0;resize:vertical;padding:14px;font-size:.9rem;line-height:1.55;min-height:220px;tab-size:4;white-space:pre;overflow:auto}
.output{background:#05070d;border-top:1px solid var(--line);padding:12px 14px;font-family:var(--mono);font-size:.86rem;min-height:70px;max-height:260px;overflow:auto;white-space:pre-wrap;color:#c9d3f5}
.output .err{color:var(--red)}
.output .ok{color:var(--mint)}
.output .muted{color:var(--dim)}
.stdin{width:100%;background:#0a0d18;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:8px 10px;font-family:var(--mono);font-size:.85rem;margin-top:10px}
.result-banner{margin-top:14px;padding:14px 16px;border-radius:12px;font-weight:600;display:none}
.result-banner.pass{display:block;background:rgba(47,227,165,.12);border:1px solid rgba(47,227,165,.4);color:var(--mint)}
.result-banner.fail{display:block;background:rgba(255,92,92,.1);border:1px solid rgba(255,92,92,.4);color:#ff8d8d}
.challenge{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.challenge h3{display:flex;align-items:center;gap:8px;font-size:1.05rem}

/* QUIZ */
.quiz{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.quiz .q{font-size:1.15rem;font-weight:600;margin-bottom:14px}
.quiz .q code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:5px}
.opts{display:grid;gap:10px}
.opt{text-align:left;background:var(--panel2);border:1px solid var(--line);color:var(--text);padding:12px 14px;border-radius:12px;font-size:.98rem;transition:.15s;display:flex;gap:10px;align-items:center}
.opt:hover{border-color:var(--blue)}
.opt .letter{width:26px;height:26px;border-radius:8px;background:var(--bg);display:grid;place-items:center;font-weight:700;font-size:.8rem;color:var(--muted);flex-shrink:0}
.opt.correct{border-color:var(--mint);background:rgba(47,227,165,.12)}
.opt.wrong{border-color:var(--red);background:rgba(255,92,92,.12)}
.opt:disabled{cursor:default}
.explain{margin-top:14px;padding:12px 14px;border-radius:10px;background:var(--bg2);color:var(--muted);font-size:.95rem;display:none}
.quiz .foot{display:flex;justify-content:space-between;align-items:center;margin-top:18px;color:var(--muted);font-size:.9rem}
.timer{font-family:var(--mono);font-weight:600;color:var(--py)}
.scorecard{text-align:center;padding:30px}
.scorecard .big{font-size:4rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* DASHBOARD */
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.stat .v{font-size:2rem;font-weight:700;letter-spacing:-.02em}
.stat .l{color:var(--muted);font-size:.9rem}
.badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.badge-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center}
.badge-card .em{font-size:2rem}
.badge-card.locked{opacity:.35;filter:grayscale(1)}
.badge-card small{display:block;color:var(--muted);font-size:.78rem}
.levelring{width:120px;height:120px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--py) var(--pct,0%),var(--panel2) 0);position:relative}
.levelring::after{content:"";position:absolute;inset:9px;border-radius:50%;background:var(--panel)}
.levelring span{position:relative;z-index:1;text-align:center;font-weight:700;font-size:1.4rem}
.levelring span small{display:block;font-size:.7rem;color:var(--muted);font-weight:600}

/* PROJECTS */
.project-hero{display:flex;gap:20px;align-items:center;margin-bottom:22px}
.project-hero .em{font-size:3.4rem}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.step{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start}
.step .n{width:28px;height:28px;border-radius:8px;background:var(--panel2);display:grid;place-items:center;font-weight:700;font-size:.85rem;flex-shrink:0}
.step.done .n{background:var(--mint);color:#052}
.step p{margin:0;color:var(--muted);font-size:.93rem}
.step h4{margin:0 0 4px;font-size:1rem}

/* CAREERS */
.role{cursor:pointer}
.role .sal{font-family:var(--mono);color:var(--mint);font-size:.9rem;margin-top:8px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chip{padding:3px 9px;border-radius:999px;background:var(--panel2);font-size:.78rem;color:var(--muted)}
details.iq{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
details.iq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between}
details.iq summary::after{content:"+";color:var(--muted)}
details.iq[open] summary::after{content:"–"}
details.iq .a{margin-top:10px;color:var(--muted);font-size:.95rem}
.roadmap{position:relative;padding-left:26px}
.roadmap::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line)}
.roadmap .rm{position:relative;margin-bottom:16px}
.roadmap .rm::before{content:"";position:absolute;left:-23px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(75,139,245,.25)}
.roadmap .rm b{display:block}
.roadmap .rm span{color:var(--muted);font-size:.93rem}

/* MODAL / TOAST */
.modal-bg{position:fixed;inset:0;background:rgba(5,7,13,.75);backdrop-filter:blur(6px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.show{display:flex}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:22px;max-width:920px;width:100%;padding:30px;max-height:92vh;overflow:auto;position:relative;animation:pop .25s}
@keyframes pop{from{transform:scale(.96);opacity:0}}
.modal .x{position:absolute;top:14px;right:14px;background:var(--panel2);border:0;color:var(--text);width:34px;height:34px;border-radius:10px;font-size:18px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--panel2);border:1px solid var(--line);color:var(--text);padding:12px 18px;border-radius:14px;font-weight:600;opacity:0;transition:.25s;z-index:200;box-shadow:var(--shadow);pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.confetti{position:fixed;top:-10px;width:10px;height:14px;z-index:300;pointer-events:none;animation:fall 2.2s linear forwards}
@keyframes fall{to{transform:translateY(105vh) rotate(720deg);opacity:0}}

/* SCRAMBLE */
.scramble{display:grid;gap:6px;margin-top:12px}
.sline{display:flex;align-items:center;gap:10px;background:#0a0d18;border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer;transition:.15s;font-size:.9rem}
.sline:hover{border-color:var(--blue)}
.sline.sel{border-color:var(--py);box-shadow:0 0 0 3px rgba(255,212,59,.2);transform:scale(1.01)}
.sline .grip{color:var(--dim);font-size:.8rem;letter-spacing:-2px}
.sline code{flex:1;white-space:pre;overflow-x:auto;color:#e6ecff}
.sline .arrows{display:flex;gap:4px}
.sline .arrows button{background:var(--panel2);border:1px solid var(--line);color:var(--muted);border-radius:6px;width:26px;height:26px;font-size:.7rem}
.sline .arrows button:hover{color:var(--text);border-color:var(--blue)}
/* QUALITY + HELP */
.quality{margin-top:14px;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.qhead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.qstars{font-size:1.6rem;letter-spacing:2px;color:var(--py);text-shadow:0 0 12px rgba(255,212,59,.5)}
.qstars[data-n="1"],.qstars[data-n="2"]{color:var(--orange)}
.qlabel{color:var(--muted);font-size:.9rem;margin-top:2px}
.qstats{display:flex;gap:10px;flex-wrap:wrap;font-size:.78rem;color:var(--dim);font-family:var(--mono);margin-top:6px}
.qissues{display:grid;gap:8px;margin-top:12px}
.qissue{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:8px;padding:8px 12px}
.qmsg{font-weight:600;font-size:.92rem}
.qline{font-family:var(--mono);font-size:.75rem;color:var(--dim);background:var(--bg);padding:1px 6px;border-radius:5px;margin-right:6px}
.qcount{color:var(--dim);font-weight:500;font-size:.8rem}
.qtip{color:var(--muted);font-size:.88rem;margin-top:3px}
.qfoot{color:var(--muted);font-size:.85rem;margin:12px 0 0}
.stars-mini{color:var(--py);font-size:.8rem;letter-spacing:1px}
.ladder{display:grid;gap:8px;margin-top:10px}
.rung{display:grid;grid-template-columns:150px 1fr auto;gap:12px;align-items:center;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:.9rem}
.rung span{color:var(--muted)}
.rung a{color:var(--blue)}
@media (max-width:640px){.rung{grid-template-columns:1fr}}
/* MISC */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:22px;overflow-x:auto}
.tabs button{background:none;border:0;color:var(--muted);padding:10px 14px;font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tabs button.active{color:var(--text);border-color:var(--py)}
.kbd{font-family:var(--mono);font-size:.75rem;background:var(--panel2);border:1px solid var(--line);border-bottom-width:2px;padding:1px 6px;border-radius:5px}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--dim);font-size:.88rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.marquee{display:flex;gap:40px;overflow:hidden;white-space:nowrap;color:var(--dim);font-family:var(--mono);font-size:.85rem;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);mask:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee div{display:flex;gap:40px;animation:scroll 30s linear infinite}
@keyframes scroll{to{transform:translateX(-50%)}}
.daily{background:linear-gradient(135deg,rgba(75,139,245,.18),rgba(155,107,255,.18));border:1px solid rgba(155,107,255,.4)}
select,input[type=text]{background:var(--panel2);border:1px solid var(--line);color:var(--text);padding:9px 12px;border-radius:10px;font-family:inherit;font-size:.95rem}
.loading{display:inline-block;width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--py);border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}

@media (max-width:960px){
  .hero{grid-template-columns:1fr;padding-top:50px}
  .grid.c3,.grid.c4,.plans{grid-template-columns:1fr 1fr}
  .lessonview{grid-template-columns:1fr}
  .sticky{position:static}
}
/* Shed the optional nav furniture before anything gets clipped. */
@media (max-width:1240px){
  nav.top .wrap{gap:10px}
  .navlinks a{padding:8px 8px;font-size:.9rem}
  .pill.streak{display:none}
}
@media (max-width:1120px){
  .pill.xp{display:none}
}
/* Collapse the links into the burger before the right-hand buttons run out of room. */
@media (max-width:1040px){
  .navlinks{display:none;position:absolute;top:64px;left:0;right:0;background:var(--bg2);flex-direction:column;padding:10px;border-bottom:1px solid var(--line);overflow:visible}
  .navlinks.open{display:flex}
  .burger{display:block}
  .pill.streak{display:none}
}
@media (max-width:1120px){.plans.four{grid-template-columns:1fr 1fr}}
@media (max-width:640px){
  .grid.c3,.grid.c4,.grid.c2,.plans,.plans.four{grid-template-columns:1fr}
  .terminal{transform:none;max-width:100%}
  .stat{min-width:0!important}
  .lessonview>*{min-width:0}
  .theory{min-width:0;padding:20px 16px}
  .theory pre{max-width:100%}
  .wrap{padding:0 16px}
  .hero h1{font-size:clamp(1.9rem,7.5vw,4rem)}
  h1,h2,h3,.h2{overflow-wrap:break-word}
  .hero>*{min-width:0}
  .hero .stats{flex-wrap:wrap;gap:14px 22px}
  .pill{display:none}
  #btnAuth{max-width:44px;padding:7px 10px}
  .btn.sm{padding:7px 10px}
}