.tally-container{color:#fff;background:#000;min-height:100vh;padding:60px 20px;font-family:system-ui}.tally-hero{text-align:center;max-width:1000px;margin:auto}.tally-title{color:gold;margin-top:12px;font-size:42px}.tally-description{color:#ccc;margin-top:20px;line-height:1.7}.tally-video-center{justify-content:center;margin-top:40px;display:flex}.tally-video-box{aspect-ratio:16/9;border:2px solid gold;border-radius:12px;width:100%;max-width:900px;overflow:hidden}.tally-video-frame{border:none;width:100%;height:100%}.tally-section{max-width:1000px;margin:80px auto}.tally-heading{border-left:4px solid gold;margin-bottom:25px;padding-left:10px;font-size:26px}.tally-text{color:#ccc;margin-bottom:40px}.tally-arch-diagram{flex-direction:column;align-items:center;display:flex}.tally-arch-layer{flex-wrap:wrap;justify-content:center;gap:25px;display:flex}.tally-arch-box{text-align:center;background:#111;border:2px solid gold;border-radius:10px;min-width:200px;padding:16px}.tally-arch-box span{color:#aaa;margin-top:6px;font-size:13px;display:block}.tally-arch-frontend{border-color:#00d4ff}.tally-arch-backend{border-color:#fff}.tally-arch-db{border-color:gold}.tally-arch-integration{border-color:#ff7a00}.tally-arch-line{background:gold;width:2px;height:40px;margin:20px 0}.tally-flow-grid{flex-wrap:wrap;gap:10px;display:flex}.tally-flow-card{border:1px solid gold;border-radius:6px;padding:10px}.tally-event-flow{flex-wrap:wrap;justify-content:center;align-items:center;gap:15px;display:flex}.tally-event-card{background:#111;border:1px solid gold;padding:12px}.tally-arrow{font-size:22px}.tally-analytics-box{background:#111;border:1px solid #333;padding:20px}.tally-links a{color:gold;border:1px solid gold;padding:12px;text-decoration:none;display:inline-block}.tally-links a:hover{color:#000;background:gold}@media (max-width:768px){.tally-container{padding:40px 16px}.tally-title{margin-top:1em;font-size:25px}.tally-description{font-size:14px}.tally-section{margin:60px auto}.tally-heading{font-size:20px}.tally-arch-layer{flex-direction:column;align-items:center}.tally-arch-box{width:100%;max-width:320px}.tally-flow-grid{grid-template-columns:1fr;display:grid}.tally-event-flow{flex-direction:column}.tally-arrow{transform:rotate(90deg)}.tally-links a{text-align:center;width:100%}}