.timeline{max-width:800px;margin:40px auto;padding:0 20px;position:relative}.timeline:before{content:"";z-index:0;background:linear-gradient(#64748b4d 0%,#64748b26 100%);border-radius:4px;width:4px;position:absolute;top:80px;bottom:20px;left:26px}.timeline-progress{z-index:1;background:linear-gradient(#22c55e 0%,#3b82f6 50%,#8b5cf6 100%);border-radius:4px;width:4px;transition:height .5s;position:absolute;top:80px;left:26px;box-shadow:0 0 10px #22c55e66}.timeline-legend{background:var(--surface-color);border:1px solid var(--border-color);border-radius:12px;flex-wrap:wrap;justify-content:center;gap:16px;margin:0 0 30px;padding:16px 20px;display:flex}.legend-item{color:var(--text-muted);border-radius:6px;align-items:center;gap:8px;padding:4px 8px;font-size:.8rem;transition:all .2s;display:flex}.legend-item:hover{color:var(--text-color);background:#ffffff0d}.legend-color{border-radius:4px;width:14px;height:14px;box-shadow:0 2px 6px #0003}.legend-color.default{background:linear-gradient(135deg,#475569,#334155)}.legend-color.payment{background:linear-gradient(135deg,#22c55e,#16a34a)}.legend-color.advising{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.legend-color.deadline{background:linear-gradient(135deg,#ef4444,#dc2626)}.timeline-item{background:var(--surface-color);border:1px solid var(--border-color);box-shadow:none;z-index:2;border-radius:12px;margin-bottom:16px;margin-left:50px;padding:18px 20px;transition:all .2s;position:relative}.timeline-item:before{content:"";z-index:3;background:linear-gradient(135deg,#475569,#334155);border:3px solid #1e293b;border-radius:50%;width:16px;height:16px;transition:all .3s;position:absolute;top:50%;left:-46px;transform:translateY(-50%);box-shadow:0 0 0 4px #1e293bcc}.timeline-item:after{content:"";z-index:2;background:linear-gradient(90deg,#475569cc,#47556933);width:30px;height:2px;position:absolute;top:50%;left:-30px}.serial-number{display:none}.date{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:6px;font-size:.85rem;font-weight:500;display:flex}.date:before{content:"📅";font-size:.9rem}.content{color:var(--text-color);font-size:.95rem;line-height:1.6}.timeline-item.payment{background:linear-gradient(135deg,#22c55e1f,#0f172af2);border-left:4px solid #22c55e}.timeline-item.payment:before{background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 0 12px #22c55e80,0 0 0 4px #1e293bcc}.timeline-item.payment .serial-number{color:#22c55e;background:#22c55e1f;border-color:#22c55e40}.timeline-item.advising{background:linear-gradient(135deg,#8b5cf61f,#0f172af2);border-left:4px solid #8b5cf6}.timeline-item.advising:before{background:linear-gradient(135deg,#8b5cf6,#7c3aed);box-shadow:0 0 12px #8b5cf680,0 0 0 4px #1e293bcc}.timeline-item.advising .serial-number{color:#8b5cf6;background:#8b5cf61f;border-color:#8b5cf640}.timeline-item.deadline{background:linear-gradient(135deg,#ef44441f,#0f172af2);border-left:4px solid #ef4444}.timeline-item.deadline:before{background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 0 12px #ef444480,0 0 0 4px #1e293bcc}.timeline-item.deadline .serial-number{color:#ef4444;background:#ef44441f;border-color:#ef444440}.timeline-item:not(.payment):not(.advising):not(.deadline){border-left:4px solid #475569}.timeline-item:hover{opacity:.85;box-shadow:none}.timeline-item:hover:before{transform:translateY(-50%)scale(1.1)}.timeline-item.past-event{opacity:.5;filter:grayscale(.6)}.timeline-item.past-event:before{background:linear-gradient(135deg,#22c55e,#16a34a)!important;box-shadow:0 0 8px #22c55e66,0 0 0 4px #1e293bcc!important}.timeline-item.past-event .content{-webkit-text-decoration:line-through #e2e8f066;text-decoration:line-through #e2e8f066}.timeline-item.past-event:hover{opacity:.7;transform:translate(4px)}.timeline-item.current-event{animation:2s ease-in-out infinite currentPulse;box-shadow:0 0 20px #fbbf2433,0 8px 24px #0003;border-color:#fbbf24!important}.timeline-item.current-event:before{animation:2s ease-in-out infinite nodePulse;background:linear-gradient(135deg,#fbbf24,#f59e0b)!important;box-shadow:0 0 16px #fbbf2499,0 0 0 4px #1e293bcc!important}@keyframes currentPulse{0%,to{box-shadow:0 0 20px #fbbf2433,0 8px 24px #0003}50%{box-shadow:0 0 30px #fbbf2459,0 8px 24px #0003}}@keyframes nodePulse{0%,to{transform:translateY(-50%)scale(1)}50%{transform:translateY(-50%)scale(1.15)}}@media screen and (max-width:768px){.timeline:before,.timeline-progress{left:20px}.timeline-item{margin-left:40px;padding:14px 16px 14px 50px}.timeline-item:before{width:12px;height:12px;left:-32px}.timeline-item:after{width:20px;left:-20px}.serial-number{width:28px;height:28px;font-size:.75rem;left:12px}.legend-item{font-size:.75rem}}@media screen and (max-width:480px){.timeline{padding:0 10px}.timeline:before,.timeline-progress{left:15px}.timeline-item{margin-left:35px;padding:12px 14px 12px 44px}.timeline-item:before{width:10px;height:10px;left:-27px}.timeline-item:after{width:17px;left:-17px}.serial-number{width:26px;height:26px;font-size:.7rem;left:10px}.date{font-size:.8rem}.content{font-size:.85rem}.timeline-legend{gap:10px;padding:12px 14px}.legend-item{padding:3px 6px;font-size:.7rem}.legend-color{width:10px;height:10px}}