.ec-page-wrapper{background:var(--bg-primary);color:var(--text-primary);min-height:100vh;position:relative;overflow-x:hidden}.ec-section{padding:80px 0 120px;position:relative}.back-btn-top{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:999px;align-items:center;gap:10px;padding:10px 20px;font-weight:600;transition:all .3s;display:flex;position:fixed;top:100px;left:40px}.back-btn-top:hover{border-color:var(--accent-primary);box-shadow:0 0 20px var(--glow-color);transform:translate(-5px)}.ec-hero{text-align:center;margin-bottom:80px}.ec-badge-group{justify-content:center;gap:15px;margin-bottom:25px;display:flex}.ec-badge{text-transform:uppercase;letter-spacing:.05em;border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:.75rem;font-weight:700;display:flex}.ec-badge.web{color:#818cf8;background:#6366f126;border:1px solid #6366f14d}.ec-badge.ar{color:#f472b6;background:#ec489926;border:1px solid #ec48994d}.ec-title{letter-spacing:-.04em;margin-bottom:25px;font-size:max(3rem,min(10vw,6rem));font-weight:900;line-height:.95}.ec-subtitle{color:var(--text-secondary);max-width:650px;margin:0 auto;font-size:1.25rem;line-height:1.6}.ec-overview-section{text-align:center;max-width:800px;margin:0 auto 100px}.ec-overview-text{color:var(--text-primary);opacity:.9;font-size:1.5rem;font-weight:500;line-height:1.5}.ec-cover-container{border:1px solid var(--border-color);background:var(--bg-card);border-radius:40px;max-width:1200px;margin:0 auto 120px;overflow:hidden;box-shadow:0 40px 100px #00000080}.ec-cover-inner{aspect-ratio:16/9;position:relative}.ec-cover-img{object-fit:cover;width:100%;height:100%}.ec-cover-overlay{background:linear-gradient(#0000,#0a0b1466);position:absolute;top:0;bottom:0;left:0;right:0}.ec-features-section{background:var(--bg-card);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);margin-bottom:120px;padding:60px 0}.ec-feature-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:24px;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:15px;width:280px;height:160px;margin:0 15px;padding:30px;transition:all .3s;display:flex}.ec-card-icon{color:var(--accent-primary)}.ec-feature-title{color:var(--text-primary);font-size:1.1rem;font-weight:700}.ec-docs-section{margin-bottom:120px}.docs-intro{text-align:center;margin-bottom:80px}.feature-segment{grid-template-columns:350px 1fr;align-items:start;gap:60px;margin-bottom:100px;display:grid}.feature-visual-side{justify-content:center;display:flex;position:relative}.feature-number-floating{color:var(--accent-primary);opacity:.05;pointer-events:none;font-size:8rem;font-weight:900;line-height:1;position:absolute;top:-40px;left:20px}.feature-content-side{padding-top:20px}.feature-doc-title{color:var(--text-primary);margin-bottom:20px;font-size:2.2rem;font-weight:800}.feature-doc-guide{color:var(--text-secondary);margin-bottom:30px;font-size:1.1rem;line-height:1.7}.benefit-tag{text-transform:uppercase;color:var(--accent-primary);margin-bottom:10px;font-size:.7rem;font-weight:800;display:inline-block}.benefit-desc{color:var(--text-primary);border-left:3px solid var(--accent-primary);padding-left:15px;font-size:1rem;font-weight:600}.ec-tech-footer{text-align:center}.tech-stack-wrap{flex-wrap:wrap;justify-content:center;gap:15px;display:flex}.tech-pill{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);border-radius:12px;padding:10px 25px;font-weight:600}@media (max-width:992px){.feature-segment{grid-template-columns:1fr;gap:40px}.feature-visual-side{justify-content:flex-start}.feature-number-floating{left:0}}@media (max-width:768px){.ec-title{font-size:3.5rem}.back-btn-top{top:120px;left:20px}}