:root{--bg-light:#ffffff;--white:#fff;--dark:#1a1d1f;--accent:#ff3b5c;--muted:#6f767e;--border:#efefef}.app-main{flex:1;display:flex;flex-direction:column;overflow-y:auto;background:transparent;padding:25px}
.top-nav{display:flex;overflow-x:auto;gap:15px;margin-bottom:25px;scrollbar-width:none;border-bottom:1px solid var(--border)}.top-nav::-webkit-scrollbar{display:none}.top-nav a{text-decoration:none;color:var(--muted);padding:10px 15px;font-weight:700;font-size:15px;transition:all .3s ease;border-bottom:3px solid transparent;white-space:nowrap}.top-nav a.active-nav{color:var(--dark)!important;border-bottom-color:var(--accent)!important;background:rgba(255,59,92,.05)}.top-nav a:hover:not(.active-nav){color:var(--dark);background:rgba(0,0,0,.02)}
.dashboard-grid{display:grid;grid-template-columns:1fr 320px;gap:25px;content-visibility:auto}.card{background:transparent;padding:15px 25px;position:relative}.profile-header{display:flex;align-items:center;justify-content:space-between;width:100%;gap:20px;margin-bottom:20px;text-align:left}.profile-info{flex-grow:1}.profile-img-group{display:flex;flex-direction:column;align-items:center;gap:10px;flex-shrink:0}.profile-img{width:110px;height:110px;border-radius:50%;object-fit:cover;border:3px solid #ff3b5c20;box-shadow:0 10px 20px rgba(0,0,0,0.05)}.user-tag{background:var(--accent);color:#fff;font-size:15px;padding:15px 20px;border-radius:5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:5px;white-space:nowrap}.user-tag svg{width:14px;height:14px;stroke:currentColor}.edit-profile-link{position:absolute;top:-3px;right:20px;border:none;background:none;align-self:flex-start;text-decoration:none;color:var(--muted);font-weight:600;cursor:pointer;display:flex;align-items:center;gap:5px}
.calendar-strip{border-radius:4px;padding:20px;display:flex;gap:10px;align-items:center;margin-top:15px;overflow-x:auto;scrollbar-width:none}.calendar-strip::-webkit-scrollbar{display:none}.day-box{flex:1;text-align:center;color:var(--dark);font-size:17px;cursor:pointer;text-decoration:none;padding:14px 20px;border-radius:5px;min-width:45px;flex-shrink:0}.day-box.active{background:rgba(96,165,250,0.64);color:var(--white)}.day-box.locked{position:relative;pointer-events:none;overflow:hidden}.day-box.locked::before{content:"🔒";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:0.11;font-size:34px;z-index:2;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25))}.day-box:not(.locked):not(.active){background:rgba(25,25,255,.01);color:#111;transform:translateY(-2px)}.day-box:not(.locked):not(.active):hover{background:rgba(25,255,255,.21);color:var(--white);transform:translateY(-2px)}.week-tabs{display:flex;flex-wrap:wrap;gap:12px;overflow:visible;padding-bottom:5px}.week-btn{position:relative;flex:0 0 auto;text-decoration:none;padding:14px 20px;border-radius:5px;background:#fff;color:var(--muted);font-weight:700;font-size:17px;border:1px solid var(--border);white-space:nowrap;display:flex;align-items:center;gap:8px}.week-btn.active{background:var(--dark);color:#fff;border-color:var(--dark)}.week-btn.locked{position:relative;pointer-events:none;overflow:hidden}.week-btn .sv-ic{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:0.51;width:28px;height:28px;display:flex;align-items:center;justify-content:center;z-index:2;filter:drop-shadow(0 2px 6px rgba(0,0,0,.25));fill:var(--accent)}
.horizontal-timeline-wrapper{padding:20px;border-radius:5px;}.horizontal-timeline-wrapper::-webkit-scrollbar{height:4px}.horizontal-timeline-wrapper::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}.node-dot{width:14px;height:14px;border-radius:50%;background:#cbd5e1;border:3px solid #fff;margin-bottom:15px;transition:all 0.3s ease;position:relative;}.active-slot .node-dot{background:#3b82f6!important;box-shadow:0 0 0 4px rgba(59,130,246,.2)!important;transform:scale(1.2)}.done-slot .node-dot{background:#10b981!important}.slot-locked .node-dot{background:#f1f5f9!important;border-color:#e2e8f0!important}.pulse-icon{display:inline-block;width:6px;height:6px;background:#3b82f6;border-radius:50%;animation:p-me 1.5s infinite}@keyframes p-me{0%{transform:scale(.95);box-shadow:0 0 0 0 rgba(59,130,246,.7)}70%{transform:scale(1);box-shadow:0 0 0 6px rgba(59,130,246,0)}100%{transform:scale(.95);box-shadow:0 0 0 0 rgba(59,130,246,0)}}.active-slot h4{color:#3b82f6!important}.timeline-slot:not(.slot-locked):hover h4{text-decoration:none;color:var(--accent)!important}.task-card{color:blue;padding:20px;border-radius:5px;text-decoration:none;display:block}.tag-container{background:rgba(255,255,255,0.25);padding:20px 26px;display:flex;flex-wrap:wrap;gap:5px;align-items:justify;margin-top:15px}.tag-container .tag{flex:1;text-align:center;}.tag{padding:10px 16px;max-width:300px;min-height:45px;align-items:center;background:rgba(255,255,255,0.46);border-radius:5px;font-size:19px;font-weight:600;color:#2C3E50;letter-spacing:1px;text-decoration:none;border:1px solid transparent;transition:all .3s ease}.tag:hover{background:rgba(255,255,255,.92);border-color:var(--accent);color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 10px rgba(255,59,92,.1)}.tag.active{background:rgba(25,25,255,0.26);color:var(--white);border-color:var(--dark);box-shadow:0 4px 12px rgba(0,0,0,.1)}.tag.active .sv-ic{opacity:1!important;fill:var(--accent)}.tag:hover .sv-ic{transform:translateX(3px);opacity:1!important}.premium-card{background:var(--white);border-radius:5px;text-align:center;padding:30px;border:1px solid var(--border)}.premium-card svg{width:60px;height:60px;margin-bottom:15px;fill:var(--accent)}.btn-black{background:var(--dark);color:#fff;max-width:120px;padding:15px 30px;border-radius:5px;text-decoration:none;display:block;margin:20px auto 0 auto;text-align:center;margin-top:20px;font-weight:700}.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:0}.stat-box{background:var(--white);text-align:center;border:1px solid var(--border);padding:15px;border-radius:5px}.stat-val{font-size:23px;font-weight:800;display:block}.overlay{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center}.sv-ic{width:40px;height:40px;fill:red}@media(max-width:768px){.overlay{padding:20px;align-items:flex-start;overflow-y:auto}.overlay .tag-container{padding-top:40px;gap:12px}.overlay .tag{padding:15px 25px!important;width:100%;justify-content:center;font-size:16px}}@media(max-width:992px){.dashboard-grid{grid-template-columns:1fr;display:flex;flex-direction:column}.app-main{padding:15px}.card{padding:20px;border-radius:5px;min-height:120px;contain:layout}.week-tabs{display:flex;overflow-x:auto;gap:8px;min-height:42px;padding-bottom:5px;scrollbar-width:none}.week-tabs::-webkit-scrollbar{display:none}.week-btn{flex-shrink:0;white-space:nowrap}}@media(max-width:600px){.profile-header{gap:12px;margin-bottom:15px}.profile-img{width:100px;height:100px}.profile-header h2{font-size:18px}.profile-header p{font-size:12px;text-align:left}.user-tag{font-size:9px;padding:2px 8px}}.stu-hub-widget{background:transparent;margin-bottom:20px}.stu-hub-btns{display:flex;flex-wrap:wrap;gap:4px}.stu-hub-item{display:flex;align-items:center;gap:2px;padding:14px 20px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:5px;font-size:17px;font-weight:700;color:#475569;cursor:pointer;transition:all .2s ease;user-select:none}.stu-hub-item:hover{background:#f1f5f9;border-color:#cbd5e1;transform:translateY(-2px)}.stu-hub-item:active{transform:scale(.95)}.stu-hub-item.locked-button{background:#1e293b!important;color:#fff!important;border-color:#1e293b!important;box-shadow:0 4px 12px rgba(30,41,59,.3)!important;transform:translateY(0)!important}.stu-hub-item.locked-button svg{color:#fff}.stu-hub-live-alert{background:#fff1f2!important;border-color:#fda4af!important;color:#e11d48!important;animation:stu-pulse 2s infinite}@keyframes stu-pulse{0%{transform:scale(1);box-shadow:0 0 0 0 rgba(225,29,72,.4)}70%{transform:scale(1.02);box-shadow:0 0 0 10px rgba(225,29,72,0)}100%{transform:scale(1)}}.stu-hub-player{display:none;margin-top:15px;padding:15px;background:#f1f5f9;border-radius:5px;border:1px dashed #cbd5e1;animation:stu-pop .3s ease-out}.stu-hub-player.active{display:block!important}@keyframes stu-pop{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}.stu-hub-label{display:block;font-size:11px;text-transform:uppercase;color:#64748b;margin-bottom:8px;font-weight:800}.stu-hub-bell{position:relative}#notifDot-card{position:absolute;top:-2px;right:-2px;width:8px;height:8px;background:#ef4444;border-radius:50%;border:2px solid #fff;display:none}
.prep-timeline{position:relative;padding:30px;margin:10px 0;border-left:2px solid #eee}.timeline-step{position:relative;margin-bottom:30px}.timeline-step::before{content:"";position:absolute;left:-41px;top:5px;width:20px;height:20px;background:#fff;border:4px solid #d4af37;border-radius:50%;z-index:1}.step-content{background:rgba(255,255,255,0.02);padding:15px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.05)}.step-title{font-weight:800;color:#1a1a1a;margin-bottom:5px;display:block}.broadcast-grid{display:flex;gap:10px;margin-top:10px;overflow-x:auto;padding-bottom:5px}.broadcast-item{background:rgba(239,68,68,0.05);padding:8px 12px;border-radius:6px;border:1px solid rgba(239,68,68,0.1);font-size:13px;white-space:nowrap;font-weight:700;color:#e11d48}.btn-finish{display:inline-flex;align-items:center;gap:10px;background:var(--dark);color:#fff;padding:12px 24px;border-radius:8px;text-decoration:none;font-weight:700;margin-top:15px;transition:0.3s}
@keyframes flash-red-border{0%{border:2px solid #f00!important;box-shadow:0 0 5px rgba(255,0,0,.5)}50%{border:2px solid transparent!important;box-shadow:none}100%{border:2px solid #f00!important;box-shadow:0 0 5px rgba(255,0,0,.5)}}.flash-new-lesson{animation:flash-red-border 1.5s infinite;position:relative;background-color:#fff9f9!important}.flash-new-lesson::after{content:'Active';position:absolute;top:-8px;right:10px;background:#f00;color:#fff;font-size:10px;padding:2px 5px;border-radius:3px;font-weight:700;z-index:10}
@media(max-width:768px){.horizontal-timeline-wrapper{display:flex!important;flex-direction:column!important;gap:30px!important;overflow-x:hidden!important;padding-left:45px!important;position:relative}.h-line{top:0!important;left:24px!important;width:2px!important;height:100%!important;background:#e2e8f0}.timeline-slot{flex-direction:row!important;align-items:flex-start!important;text-align:left!important;min-width:100%!important;position:relative}.node-dot{position:absolute;left:-27px;top:5px;margin:0!important;z-index:3}.time-label{min-width:65px;margin:0 10px 0 0!important;padding-top:4px;font-size:10px!important}.task-card-container{padding:0!important;flex:1}.task-card{padding:12px!important}}
@supports(backdrop-filter:blur(26px)){.overlay,.premium-card,.task-card,.stu-hub-item,.day-box,.week-btn.locked{background:rgba(255,255,255,.01);backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}}
@supports(backdrop-filter:blur(26px)){.task-card{background:rgba(255,255,255,.21);backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}}
@supports(backdrop-filter:blur(26px)){.horizontal-timeline-wrapper {background:rgba(255,255,255,.21);backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}}
@supports(backdrop-filter:blur(26px)){.top-nav a{background:rgba(25,25,55,.21);backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}}
@supports(backdrop-filter:blur(26px)){.prep-timeline,.tag-container,.tag{backdrop-filter:blur(26px);-webkit-backdrop-filter:blur(26px)}}