:root{--ink:#101525;--muted:#667085;--line:#e7eaf0;--bg:#f7f8fb;--card:#fff;--accent:#6d5dfc;--accent2:#19c7a3;--dark:#111522}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}header{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 6%;position:sticky;top:0;z-index:20}.logo{display:flex;align-items:center;gap:10px;font-size:18px}.logo-mark{width:35px;height:35px;border-radius:11px;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:12px;font-weight:900}.logo b{font-weight:800}nav{display:flex;gap:26px}nav button{background:none;color:#667085}.primary,.ghost{padding:13px 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button:disabled{opacity:.35;cursor:not-allowed}.done{border-color:#245b4f}.lab-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}.editor,.coach-panel{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}.editor-top{padding:13px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:800}.editor-top button{background:var(--accent);color:#fff;border-radius:9px;padding:8px 12px;font-weight:800}.editor textarea{width:100%;height:280px;background:#151a28;color:#dfe5f0;border:0;padding:22px;font-family:ui-monospace,monospace;line-height:1.7;resize:vertical;outline:0}.console{padding:15px 18px;background:#101420;color:#fff}.console small{color:#7f889b}.console p{margin:7px 0;color:#b7c0d1;font-size:13px}.coach-panel{padding:28px}.coach-panel h3{font-size:25px;margin:18px 0 10px}.coach-panel p{color:var(--muted);line-height:1.65;min-height:100px}.coach-actions{display:grid;gap:9px}.coach-actions button{padding:11px;border-radius:10px;background:#f0efff;color:#5345d8;font-weight:800;text-align:left}.portfolio{padding-top:40px}.projects{display:grid;gap:10px}.project{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:15px}.project small{display:block;color:var(--muted);margin-top:5px}.project>span{font-size:12px;color:var(--accent);font-weight:900}.parent{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;background:#ecebff;max-width:none}.parent p{max-width:520px;color:#5f6373;line-height:1.65}.parent select,.parent input{border:1px solid #d7d4f7;background:#fff;border-radius:10px;padding:11px;margin:8px 8px 0 0}.dashboard{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dashboard div{background:#fff;border-radius:17px;padding:25px}.dashboard 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17px;border-radius:12px;opacity:0;pointer-events:none;transition:.25s;z-index:80;font-size:13px}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:900px){nav{display:none}.hero{grid-template-columns:1fr;padding-top:55px}.tracks{grid-template-columns:repeat(2,1fr)}.stats{margin:0 6% 50px}.lab-grid,.parent{grid-template-columns:1fr}.price-grid{grid-template-columns:1fr}.section{padding:65px 6%}.section-head{display:block}.progress{margin-top:20px}.mission{display:block}.mission-side{justify-content:space-between;margin-top:15px}.hero-card{max-width:600px;margin:auto}}@media(max-width:560px){.stats{grid-template-columns:1fr 1fr}.stats div:nth-child(2){border-right:0}.stats div:nth-child(-n+2){border-bottom:1px solid var(--line)}.tracks{grid-template-columns:1fr}.actions{flex-direction:column}.actions button{width:100%}.trust{display:grid;gap:7px}h1{font-size:51px}.hero{padding-left:5%;padding-right:5%}.float{display:none}.modal-card form{display:grid}.mission-side button{flex:1}.parent select,.parent input{width:100%;margin-right:0}}

.daily{white-space:nowrap}.parent-tools{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.parent-tools select,.parent-tools input{min-width:140px}

.skill-section{padding-top:10px}.skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.skill-grid article{background:#fff;border:1px solid #e8e8f1;border-radius:18px;padding:20px}.skill-grid article>div:first-child{display:flex;justify-content:space-between;gap:10px;margin-bottom:14px}.skill-grid span{color:#6d5dfc;font-weight:800}.bar{height:9px;background:#eeeef6;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;width:0;background:#6d5dfc;border-radius:99px;transition:width .5s ease}.achievements{background:#f8f8fc}.badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.badge-card{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #e6e6ef;border-radius:18px;padding:18px;opacity:.55}.badge-card.earned{opacity:1;border-color:#cfc9ff;box-shadow:0 8px 24px rgba(20,20,50,.06)}.badge-card>span{font-size:24px;font-weight:900;color:#999}.badge-card.earned>span{color:#6d5dfc}.badge-card small{display:block;color:#777;margin-top:4px}@media(max-width:800px){.skill-grid{grid-template-columns:1fr 1fr}.badge-grid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.skill-grid,.badge-grid{grid-template-columns:1fr}}

.lesson-card{max-width:520px}.lesson-box{background:#f7f7fb;border:1px solid #e7e7ef;border-radius:14px;padding:15px;margin:12px 0}.lesson-box p{margin:7px 0 0;color:#667085;line-height:1.55}.gate-question{font-size:24px;background:#f7f7fb;border-radius:14px;padding:18px;text-align:center;margin:18px 0}.parent-tools button{margin-top:8px}.modal-card .primary{margin-top:12px;width:100%}.modal-card input{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px}.modal-card small{min-height:18px}

.lesson-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.lesson-actions button{flex:1;min-width:140px}

/* v17 accessibility and mobile polish */
:focus-visible{outline:3px solid #6d5dfc;outline-offset:3px;border-radius:8px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* v18 theme refinement */
:root.light{--bg:#f7f8fc;--panel:#ffffff;--panel2:#eef1f8;--text:#111522;--muted:#667085;--line:#dfe3ee;--accent:#6d5dfc;}
:root.light body{background:var(--bg);color:var(--text)}
.ghost-btn{border:1px solid var(--line);background:transparent;color:var(--text);padding:.55rem .8rem;border-radius:10px;font-weight:700;cursor:pointer}
.ghost-btn:hover{transform:translateY(-1px)}

.skip-link{position:fixed;left:12px;top:-60px;z-index:9999;padding:10px 14px;border-radius:10px;background:#fff;color:#111;font-weight:800}.skip-link:focus{top:12px}.button-row{display:flex;gap:10px;flex-wrap:wrap}.small{font-size:.86rem;margin-top:10px;min-height:1.2em}.muted{opacity:.72}.btn.ghost{cursor:pointer;display:inline-flex;align-items:center}
.final-gate-grid{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.final-gate{border:1px solid rgba(255,255,255,.12);border-radius:24px}.onboard-grid,.privacy-grid,.launch-grid{display:grid;gap:16px}.privacy-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.onboard-grid{grid-template-columns:1fr 1fr auto}.health-results{padding:14px;border-radius:12px;background:rgba(255,255,255,.06)}@media(max-width:760px){.privacy-grid,.onboard-grid{grid-template-columns:1fr}}