/* Modern AI Reality — shared site styles */
:root{--bg:#050816;--bg2:#0b1024;--card:rgba(255,255,255,.075);--card2:rgba(255,255,255,.11);--text:#f5f7ff;--muted:#aab4d4;--blue:#59d7ff;--violet:#8f7cff;--green:#58ffbd;--gold:#ffc857;--red:#ff6b7a;--border:rgba(255,255,255,.14);--shadow:0 30px 90px rgba(0,0,0,.45);--radius:24px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:radial-gradient(circle at top left,rgba(89,215,255,.22),transparent 32%),radial-gradient(circle at top right,rgba(143,124,255,.25),transparent 36%),linear-gradient(180deg,var(--bg),var(--bg2));color:var(--text);line-height:1.6;min-height:100vh}body::before{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.7),transparent);pointer-events:none}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto;position:relative;z-index:1}header{padding:26px 0}.site-rail{position:sticky;top:0;z-index:9998;padding:14px 0;background:rgba(5,8,22,.9);border-bottom:1px solid var(--border);backdrop-filter:blur(18px)}.nav{display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{font-size:22px;font-weight:800;letter-spacing:-.04em;color:var(--text);white-space:nowrap}.brand span{color:var(--blue)}.nav-actions{display:flex;align-items:center;justify-content:flex-end;gap:18px;margin-left:auto}.nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--muted)}.nav-actions .st-network-command-widget{flex:0 0 auto}.hero{padding:78px 0 46px;text-align:center}.hero.compact{padding:55px 0 28px}.badge{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.07);color:var(--muted);font-size:14px;margin-bottom:24px}.badge.green{color:#b9ffe4;border-color:rgba(88,255,189,.3);background:rgba(88,255,189,.08)}.badge.gold{color:#ffe6a8;border-color:rgba(255,200,87,.3);background:rgba(255,200,87,.08)}h1{font-size:clamp(44px,8vw,92px);line-height:.96;letter-spacing:-.075em;margin:0}h1 span,.gradient{background:linear-gradient(90deg,var(--blue),var(--violet),var(--green));-webkit-background-clip:text;color:transparent}.hero p{max-width:790px;margin:26px auto 0;font-size:clamp(18px,2vw,23px);color:var(--muted)}.actions{margin-top:34px;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--text);font-weight:700;box-shadow:0 15px 40px rgba(0,0,0,.22)}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn.primary{background:linear-gradient(90deg,#1bbcff,#806dff);color:#fff;border:none}.btn.green{background:linear-gradient(90deg,#11ba82,#25dca2);color:#03130e;border:none}.section,.ai-feed-section{padding:38px 0}.grid,.ai-news-grid,.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.two-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card,.ai-news-card{background:linear-gradient(180deg,var(--card2),var(--card));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(18px);overflow:hidden}.card{padding:26px}.card.feature{padding:34px}.ai-news-card{position:relative}.ai-news-image{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:rgba(255,255,255,.05)}.ai-news-body{padding:22px}.card h2,.card h3,.section-heading h2,.ai-news-card h3{margin-top:0;letter-spacing:-.035em;line-height:1.1}.card h2,.section-heading h2{font-size:clamp(30px,4vw,52px);margin-bottom:10px}.card h3,.ai-news-card h3{font-size:22px}.card p,.section-heading p,.ai-news-card p,.muted{color:var(--muted)}.wide{grid-column:span 2}.statement,.section-heading{text-align:center;padding:46px}.pill-list,.ai-pill-row,.ai-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.pill-list{margin-top:22px}.ai-pill-row{margin:12px 0 8px}.ai-meta{margin-bottom:10px;color:var(--muted);font-size:13px}.pill{padding:8px 12px;border-radius:999px;border:1px solid var(--border);color:var(--muted);background:rgba(255,255,255,.055);font-size:14px}.intelligence-pill{background:rgba(89,215,255,.11);border-color:rgba(89,215,255,.24);color:#9de8ff}.topic-pill{background:rgba(143,124,255,.12);border-color:rgba(143,124,255,.28);color:#c5bcff}.source-wrap{display:inline-flex;align-items:center;gap:6px}.source-wrap img{width:16px;height:16px;border-radius:4px}.kicker{font-size:12px;text-transform:uppercase;letter-spacing:.15em;color:var(--green);font-weight:800}.learn-card{display:flex;flex-direction:column;min-height:260px}.learn-card .learn-link{margin-top:auto;padding-top:18px;font-weight:800}.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.compare>div{padding:20px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.045)}.compare .good{border-color:rgba(88,255,189,.28)}.compare .watch{border-color:rgba(255,200,87,.28)}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;padding:20px 20px 20px 64px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.045)}.step::before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--violet));font-weight:800}.guide{max-width:900px;margin:0 auto}.guide h2{font-size:clamp(28px,4vw,44px);line-height:1.12;margin-top:44px}.guide h3{font-size:24px;margin-top:30px}.guide p,.guide li{font-size:18px;color:#d8def3}.guide ul{padding-left:22px}.callout{padding:22px;border-left:4px solid var(--blue);background:rgba(89,215,255,.07);border-radius:0 18px 18px 0;margin:28px 0}.source-list{display:grid;gap:12px}.source-item{padding:16px 18px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.04)}.lens-demo{position:relative;overflow:hidden}.demo-browser{border:1px solid var(--border);border-radius:20px;background:#f6f7fb;color:#1a2130;overflow:hidden}.demo-top{padding:12px 16px;background:#e8ebf2;display:flex;gap:8px;align-items:center}.dot{width:10px;height:10px;border-radius:50%;background:#b8bfce}.demo-page{padding:26px}.demo-offer{padding:18px;border:3px dashed #e44;background:#fff0f0;border-radius:14px;margin:18px 0}.demo-choice{display:flex;gap:12px;flex-wrap:wrap}.demo-choice button{padding:12px 18px;border-radius:10px;border:0;font-weight:700}.demo-choice .accept{background:#315efb;color:white}.demo-choice .decline{background:#e6fff2;color:#006633;border:3px solid #00aa62}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.signal{padding:18px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.04)}.signal strong{display:block;margin-bottom:8px}.signal.info strong{color:var(--blue)}.signal.context strong{color:var(--green)}.signal.review strong{color:var(--gold)}.signal.high strong{color:var(--red)}.download-box{display:flex;align-items:center;justify-content:space-between;gap:24px}.download-box>div{max-width:760px}code.inline{padding:2px 6px;border:1px solid var(--border);border-radius:6px;background:#101832;color:#bceaff}.small{font-size:14px;color:var(--muted)}footer{padding:48px 0 34px;color:var(--muted);text-align:center;font-size:14px}.footer-links{display:flex;gap:15px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}@media(max-width:900px){.nav{align-items:flex-start;flex-direction:column}.nav-actions{width:100%;align-items:center;justify-content:space-between}.nav-links{gap:12px}.grid,.ai-news-grid,.learn-grid,.two-grid,.signal-grid{grid-template-columns:1fr}.wide{grid-column:span 1}.hero{padding-top:56px}.statement,.section-heading{padding:28px}.download-box{align-items:flex-start;flex-direction:column}}

/* Expanded learning and Reality Lens 2.0 */
.guide-hero{max-width:1100px}.guide-jump{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:28px}.guide-jump a{padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.04);font-size:13px}.guide-section{display:grid;grid-template-columns:54px 1fr;gap:20px;padding:30px 0;border-bottom:1px solid var(--border)}.guide-section:first-child{padding-top:0}.guide-section:last-of-type{border-bottom:0}.guide-section h2{margin:0 0 14px!important}.section-number{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(89,215,255,.2),rgba(143,124,255,.2));border:1px solid var(--border);font-weight:900;color:var(--blue)}.clean-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:11px}.clean-list li{position:relative;padding:13px 14px 13px 42px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.035);color:#d8def3}.clean-list li::before{content:"✓";position:absolute;left:15px;color:var(--green);font-weight:900}.watch-list li::before{content:"!";color:var(--gold)}.gold-text{color:var(--gold)}.question-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}.question-card{padding:18px;border:1px solid rgba(89,215,255,.22);border-radius:16px;background:rgba(89,215,255,.055);font-size:17px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.related-card{display:block;color:var(--text);transition:.18s ease}.related-card:hover{text-decoration:none;transform:translateY(-3px);border-color:rgba(89,215,255,.32)}.related-card p{min-height:86px}.topic-stats{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.topic-stats div{min-width:130px;padding:14px 16px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.04);text-align:center}.topic-stats strong{display:block;font-size:24px;color:var(--blue)}.topic-stats span{font-size:12px;color:var(--muted)}.mini-count{font-size:12px;color:#8290b6;margin-top:16px}.btn-big{padding:17px 28px;font-size:17px}.privacy-chip{display:inline-block;margin-top:20px;padding:8px 12px;border:1px solid rgba(88,255,189,.22);border-radius:999px;color:#b9ffe4;background:rgba(88,255,189,.055);font-size:13px}.tool-preview{display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center}.lens-popup-mock{background:#071020;border:1px solid #26344f;border-radius:20px;padding:20px;box-shadow:0 28px 70px rgba(0,0,0,.35)}.lens-popup-mock small{color:var(--green);font-weight:800;text-transform:uppercase;letter-spacing:.12em}.lens-popup-mock h3{font-size:28px;margin:5px 0}.lens-popup-mock p{margin:0 0 12px}.mock-counts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}.mock-counts div,.mock-row{padding:10px;border:1px solid #26344f;background:#0d1830;border-radius:10px}.mock-counts b{display:block;font-size:20px}.mock-counts span{font-size:10px;color:#aab4d4}.mock-row{display:flex;justify-content:space-between;margin-top:7px}.mock-row b{color:var(--blue)}
@media(max-width:900px){.guide-section{grid-template-columns:1fr}.section-number{margin-bottom:-5px}.question-grid,.related-grid,.tool-preview{grid-template-columns:1fr}.related-card p{min-height:auto}}

/* Learning paths */
.learning-progress{display:flex;align-items:center;justify-content:space-between;gap:22px}.learning-progress h2{font-size:clamp(28px,4vw,44px);margin-bottom:8px}.learning-progress .actions{margin-top:0;justify-content:flex-end}.path-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.path-card{display:flex;flex-direction:column;min-height:390px}.path-card h3{font-size:clamp(26px,3vw,36px);margin-bottom:8px}.path-outcome{margin:18px 0;padding:14px 16px;border:1px solid rgba(89,215,255,.2);border-radius:16px;background:rgba(89,215,255,.055);color:#d8def3}.path-meter{height:9px;margin:2px 0 18px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}.path-meter span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--green),var(--blue));transition:width .25s ease}.path-lessons{display:grid;gap:10px;margin-bottom:18px}.path-lessons a{display:flex;align-items:center;gap:10px;min-height:44px;padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.04);color:var(--text);font-weight:800}.path-lessons a:hover{text-decoration:none;border-color:rgba(89,215,255,.34);background:rgba(89,215,255,.08)}.path-lessons span{width:24px;height:24px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;background:rgba(255,255,255,.09);color:var(--blue);font-size:12px}.path-lessons a.complete span{background:var(--green);color:#032016}.learn-card.complete{border-color:rgba(88,255,189,.4)}.learn-card.complete .mini-count::after{content:" · complete";color:var(--green);font-weight:800}.path-context{max-width:760px;margin:24px auto 0;padding:14px 16px;border:1px solid rgba(88,255,189,.22);border-radius:18px;background:rgba(88,255,189,.055);color:#d8def3}.path-context span{display:block;color:var(--green);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.14em}.path-context strong{display:block;margin-top:3px}.path-complete{display:flex;align-items:center;justify-content:space-between;gap:22px}.path-complete h2{font-size:clamp(28px,4vw,44px);margin-bottom:8px}.path-complete .actions{justify-content:flex-end;margin-top:0}.btn.done{background:rgba(88,255,189,.18);color:#b9ffe4;border-color:rgba(88,255,189,.35)}
@media(max-width:900px){.learning-progress,.path-complete{align-items:flex-start;flex-direction:column}.learning-progress .actions,.path-complete .actions{justify-content:flex-start}.path-grid{grid-template-columns:1fr}.path-card{min-height:auto}}

/* Account workspace */
.account-hero{text-align:left}.account-hero p{margin-left:0}.account-hero .actions{justify-content:flex-start}.account-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.metric-card strong{display:block;font-size:42px;line-height:1;color:var(--blue);margin:10px 0}.account-panels h2{font-size:clamp(28px,3vw,38px)}.auth-card{max-width:680px;margin:0 auto}.notice{padding:15px 17px;border:1px solid rgba(89,215,255,.22);border-radius:16px;background:rgba(89,215,255,.075);color:#dce7ff}.notice.warn{border-color:rgba(255,200,87,.3);background:rgba(255,200,87,.08)}.account-form{display:grid;gap:16px}.account-form label{display:grid;gap:8px;color:#d9e3ff;font-weight:800}.account-form input,.account-form select,.account-form textarea{width:100%;border:1px solid var(--border);border-radius:14px;background:rgba(5,8,22,.55);color:var(--text);padding:13px 14px;font:inherit}.account-form textarea{resize:vertical}.account-form button[disabled],.mini-action button[disabled]{opacity:.55;cursor:not-allowed}.check-row{display:flex!important;grid-template-columns:none!important;align-items:center;gap:10px}.check-row input{width:auto}.actions.left{justify-content:flex-start;margin-top:4px}.account-list{display:grid;gap:10px;max-height:520px;overflow:auto;padding-right:4px}.mini-action{display:grid;grid-template-columns:1fr auto;align-items:center;gap:10px;padding:12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.04)}.mini-action a{font-weight:800;color:var(--text)}.mini-action button,.note-item button{border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.06);color:var(--text);font:inherit;font-weight:800;padding:8px 12px;cursor:pointer}.note-item{padding:16px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.04)}.note-item p{white-space:normal;color:#d8def3}.note-item form{margin-top:10px}
@media(max-width:900px){.account-grid,.account-panels{grid-template-columns:1fr}.account-hero{text-align:center}.account-hero p{margin-left:auto}.account-hero .actions{justify-content:center}.mini-action{grid-template-columns:1fr}}

/* Shared network rail alignment */
.local-menu-toggle{display:none}.nav-links .mobile-link{display:none}.nav-actions .st-network-command-widget,.nav-actions .st-network-command,.nav-actions [id^="st-network-command-"]{flex:0 0 auto}@media(min-width:901px){.nav-links>a:nth-child(n+4){display:none}}@media(max-width:900px){.site-rail{padding:10px 0}.nav{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:12px}.brand{min-width:0;font-size:18px;overflow:hidden;text-overflow:ellipsis}.nav-actions{position:relative;width:auto;margin-left:auto;display:flex;align-items:center;justify-content:flex-end;gap:8px}.local-menu-toggle{min-height:36px;display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,.07);color:var(--text);font:inherit;font-size:13px;font-weight:900;cursor:pointer}.nav-links{position:absolute;top:calc(100% + 12px);right:42px;z-index:9999;width:min(260px,calc(100vw - 28px));display:none;grid-template-columns:1fr;gap:6px;padding:10px;border:1px solid var(--border);border-radius:16px;background:rgba(5,8,22,.98);box-shadow:var(--shadow);font-size:14px}.nav-links.open{display:grid}.nav-links a,.nav-links .mobile-link{min-height:40px;display:flex;align-items:center;padding:9px 12px;border:1px solid rgba(255,255,255,.08);border-radius:12px;background:rgba(255,255,255,.04);color:var(--text);font-weight:800}.nav-links a:hover{text-decoration:none;background:rgba(89,215,255,.12)}}

/* Learning path practice layer */
.path-outcome{margin-bottom:10px}.path-practice,.guide-practice{padding:14px 16px;border:1px solid rgba(255,200,87,.22);border-radius:16px;background:rgba(255,200,87,.055);color:#f3e5c2}.path-practice{margin:0 0 18px}.guide-practice{margin-top:14px}.skill-strip{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center}.skill-strip h2{font-size:clamp(28px,4vw,44px);margin-bottom:10px}.skill-steps{display:grid;gap:10px}.skill-steps span{display:block;padding:14px 16px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.04);color:#d8def3;font-weight:800}@media(max-width:900px){.skill-strip{grid-template-columns:1fr}}