.section-tag{color:#000;text-transform:uppercase;letter-spacing:.08em;background:#2997ff;border-radius:100px;margin-bottom:20px;padding:6px 14px;font-size:12px;font-weight:600;display:inline-block}.glass-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;transition:all .3s;overflow:hidden}.glass-card:hover{border-color:#2997ff4d;transform:translateY(-4px)}.glass-card-static:hover{border-color:var(--border-color);transform:none}.btn-primary{color:#000;cursor:pointer;background:#2997ff;border:none;border-radius:100px;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary:hover{background:#1a82e6;transform:translateY(-1px)}.btn-secondary{background:var(--muted);color:var(--text-primary);border:1px solid var(--border-color);cursor:pointer;border-radius:100px;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:500;text-decoration:none;transition:all .15s;display:inline-flex}.btn-secondary:hover{background:var(--accent);border-color:var(--border-color)}.feature-tab{color:var(--text-light);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:10px;align-items:flex-start;gap:14px;width:100%;padding:14px 16px;font-size:14px;transition:all .15s;display:flex}.feature-tab:hover{background:var(--muted);color:var(--text-secondary)}.feature-tab.active{color:var(--text-primary);background:#2997ff1a}.feature-tab.active svg{color:#2997ff}.step-item{gap:24px;padding:28px 0;display:flex;position:relative}.step-line{background:linear-gradient(#2997ff4d 0%,#0000 100%);width:2px;position:absolute;top:76px;bottom:0;left:23px}.step-item:last-child .step-line{display:none}.step-number{color:#2997ff;z-index:1;background:#2997ff1a;border:1px solid #2997ff4d;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:18px;font-weight:700;display:flex;position:relative}.faq-item{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;transition:all .2s;overflow:hidden}.faq-item:hover{border-color:var(--muted-foreground)}.faq-item.open{border-color:#2997ff4d}.faq-icon{background:var(--muted);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.faq-item.open .faq-icon{color:#2997ff;background:#2997ff1a}.glow{pointer-events:none;z-index:0;border-radius:50%;position:absolute}.glow-hero{background:radial-gradient(#2997ff1f 0%,#2997ff0a 40%,#0000 75%);width:1200px;height:900px;top:-300px;left:50%;transform:translate(-50%)}.grid-bg{background-image:linear-gradient(var(--border-color)1px,transparent 1px),linear-gradient(90deg,var(--border-color)1px,transparent 1px);pointer-events:none;z-index:0;opacity:.3;background-size:60px 60px;position:absolute;inset:-200px -100px 0;-webkit-mask-image:radial-gradient(at 50% 35%,#000 0%,#0000 80%);mask-image:radial-gradient(at 50% 35%,#000 0%,#0000 80%)}.grid-bg-subtle{background-image:linear-gradient(var(--border-color)1px,transparent 1px),linear-gradient(90deg,var(--border-color)1px,transparent 1px);pointer-events:none;z-index:0;opacity:.25;background-size:60px 60px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(#000 0%,#0000 70%);mask-image:radial-gradient(#000 0%,#0000 70%)}:root:not(.dark) .grid-bg{opacity:.7}:root:not(.dark) .grid-bg-subtle{opacity:.55}.stats-bar{background:var(--card-bg);border:1px solid var(--border-color);border-radius:14px;justify-content:center;align-items:center;gap:48px;padding:40px;display:flex}.stats-divider{background:var(--border-color);width:1px;height:48px}.pricing-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:20px;padding:48px;position:relative;overflow:hidden}.pricing-card:before{content:"";background:linear-gradient(90deg,#0000,#2997ff80,#0000);height:1px;position:absolute;top:0;left:0;right:0}.course-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;align-items:center;gap:16px;padding:16px;transition:all .2s;display:flex}.course-card:hover{border-color:#2997ff4d;transform:translate(4px)}.course-thumb{background:linear-gradient(135deg,#2997ff33 0%,#2997ff1a 100%);border-radius:6px;flex-shrink:0;width:80px;height:50px}.ai-message{border-radius:12px;max-width:85%;padding:14px 16px;font-size:14px;line-height:1.5}.ai-message-user{color:#000;background:#2997ff;border-bottom-right-radius:4px;margin-left:auto}.ai-message-bot{background:var(--muted);color:var(--muted-foreground);border-bottom-left-radius:4px}.features-showcase{background:var(--card-bg);border:1px solid var(--border-color);border-radius:20px;grid-template-columns:280px 1fr;display:grid;overflow:hidden}.features-showcase-nav{border-right:1px solid var(--border-color);flex-direction:column;gap:4px;padding:24px;display:flex}.features-showcase-detail{grid-template-columns:1fr 1fr;gap:40px;padding:40px;display:grid}@media (max-width:1024px){.features-showcase{grid-template-columns:1fr}.features-showcase-nav{border-right:none;border-bottom:1px solid var(--border-color);flex-flow:wrap}.features-showcase-nav .feature-tab{flex:1;min-width:140px}.features-showcase-detail{grid-template-columns:1fr}.stats-bar{gap:32px}}@media (max-width:768px){.section-tag{padding:5px 12px;font-size:11px}.stats-bar{flex-direction:column;gap:24px;padding:32px}.stats-divider{width:48px;height:1px}.pricing-card{padding:32px 24px}.step-item{gap:16px;padding:20px 0}.step-number{width:40px;height:40px;font-size:16px}.step-line{top:64px;left:19px}.btn-primary,.btn-secondary{padding:12px 22px;font-size:14px}}