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9px;border-radius:999px;white-space:nowrap}.edited-note{display:inline-flex;align-items:center;gap:4px;font-size:.74rem;color:var(--t-amber);font-weight:600}.avatar{width:38px;height:38px;border-radius:50%;object-fit:cover;display:inline-flex;align-items:center;justify-content:center;background:var(--accent-soft);font-size:.8rem;font-weight:700;flex-shrink:0}.avatar-placeholder{color:var(--accent-dark)}.avatar-placeholder.amber{background:#fff3e0;color:#b86a06}.avatar-lg{width:64px;height:64px;font-size:1.2rem}.avatar-xl{width:84px;height:84px;font-size:1.6rem;border:4px solid rgba(255,255,255,.5)}.student-hero .avatar-placeholder{background:#fff3;color:#fff}.avatar-initials{width:44px;height:44px;border-radius:14px;flex-shrink:0;background:var(--accent-grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:Poppins,sans-serif}.avatar-initials.sm{width:36px;height:36px;border-radius:11px;font-size:.8rem}.avatar-initials.lg{width:60px;height:60px;border-radius:18px;font-size:1.3rem;background:#ffffff38}.cell-person{display:flex;align-items:center;gap:10px}.cell-person strong{white-space:nowrap}.table-scroll{overflow-x:auto;margin:0 -8px;padding:0 8px}table{width:100%;border-collapse:separate;border-spacing:0;min-width:640px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);font-size:.87rem;vertical-align:middle}th{color:var(--muted);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;background:#f8faf9}th:first-child{border-top-left-radius:10px}th:last-child{border-top-right-radius:10px}tbody tr{transition:background .12s ease}tbody tr:hover{background:#f8fbf9}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:#fff;padding:12px;border-radius:16px;box-shadow:var(--shadow)}.filter-bar select{flex:1 1 150px}.filter-date{display:flex;align-items:center;gap:8px;color:var(--muted)}.switch{flex-direction:row;align-items:center;gap:6px;font-weight:600;font-size:.82rem;cursor:pointer;white-space:nowrap}.switch input{width:16px;height:16px;accent-color:var(--accent)}.search-box{position:relative;display:flex;align-items:center;flex:1 1 220px}.search-box svg{position:absolute;left:12px;color:#98a2b3}.search-box input{width:100%;padding-left:36px}.chip-filter{display:flex;gap:8px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;background:#fff;border:1.5px solid var(--line);font-size:.83rem;font-weight:600;color:var(--ink-2)}.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.session-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid rgba(231,236,233,.7)}.session-head{display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:16px 20px;background:linear-gradient(180deg,#fafcfb,#f4f8f6);border-bottom:1px solid var(--line)}.collapsible>summary{cursor:pointer;list-style:none}.collapsible>summary::-webkit-details-marker{display:none}.collapsible:not([open])>summary{border-bottom:none}.session-teacher{display:flex;align-items:center;gap:12px;flex:1 1 260px;min-width:0}.session-teacher>div strong{display:block;font-size:.98rem}.session-teacher>div span{display:block;color:var(--ink-2);font-size:.83rem}.session-teacher 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ease}.seg-btn:hover:not(:disabled){color:var(--tc);background:#fff}.seg-btn.active{background:var(--tc);color:#fff;box-shadow:0 3px 8px #0000001f}.seg-btn:disabled:not(.active){opacity:.5}.quick-actions{display:flex;gap:8px}.save-bar{position:sticky;bottom:12px;margin:20px -8px -8px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 12px 12px 18px;background:#101828;color:#d0d5dd;border-radius:16px;box-shadow:var(--shadow-lg);font-size:.86rem}.banner{display:flex;align-items:flex-start;gap:14px;padding:16px 18px;border-radius:16px;border:1px solid}.banner strong{display:block}.banner span{font-size:.86rem;opacity:.9}.banner-green{background:var(--t-green-bg);color:#05603a;border-color:#abefc6}.banner-blue{background:var(--t-blue-bg);color:#1e40af;border-color:#c7d7fe}.banner-amber{background:var(--t-amber-bg);color:#92400e;border-color:#fedf89}.banner-red{background:var(--t-red-bg);color:#912018;border-color:#fecdca}.banner-gray{background:#f2f4f7;color:var(--ink-2);border-color:var(--line)}.schedule-list,.activity-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}.schedule-list li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}.schedule-list li:last-child{border-bottom:none}.schedule-main{flex:1;min-width:140px}.schedule-main strong{display:block;font-size:.9rem}.schedule-main span{font-size:.78rem;color:var(--muted)}.schedule-time{font-size:.8rem;font-weight:600;color:var(--ink-2)}.state-tag{display:inline-flex;align-items:center;gap:5px;font-size:.74rem;font-weight:700;padding:5px 10px;border-radius:999px}.st-done{background:var(--t-green-bg);color:var(--t-green)}.st-open{background:var(--t-blue-bg);color:var(--t-blue)}.st-waiting{background:#f2f4f7;color:var(--muted)}.st-missed{background:var(--t-red-bg);color:var(--t-red)}.activity-list{margin-bottom:14px}.activity-list li{display:flex;gap:12px;padding:10px 0;font-size:.87rem;color:var(--ink-2);position:relative}.activity-list li span{display:block;font-size:.76rem;color:var(--muted);margin-top:2px}.activity-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:5px;flex-shrink:0;box-shadow:0 0 0 4px var(--accent-soft)}.timeline{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.timeline-item{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:12px 14px;border-radius:14px;border:1px solid var(--line);border-left:4px solid var(--t-slate)}.timeline-item.tone-present{border-left-color:var(--t-green)}.timeline-item.tone-absent{border-left-color:var(--t-red)}.timeline-item.tone-late{border-left-color:var(--t-amber)}.timeline-item.tone-excused{border-left-color:var(--t-blue)}.timeline-main{flex:1;min-width:160px}.timeline-main strong{display:block}.timeline-main span{font-size:.8rem;color:var(--muted)}.timeline-side{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.date-block{width:50px;height:52px;border-radius:12px;flex-shrink:0;background:var(--accent-soft);color:var(--accent-dark);display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1}.date-block strong{font-size:1.15rem;font-family:Poppins,sans-serif}.date-block span{font-size:.7rem;font-weight:600;text-transform:uppercase}@media (max-width: 1100px){.stat-grid-6{grid-template-columns:repeat(3,1fr)}.two-col{grid-template-columns:1fr}}@media (max-width: 900px){.sidebar{display:none}.topbar{padding:14px 16px}.topbar-mobile-brand{display:block}.topbar-mobile-brand img{width:38px;height:38px;object-fit:contain}.topbar-title h1{font-size:1.1rem}.topbar-title p{font-size:.78rem}.mobile-logout{display:inline-flex;padding:8px 12px;font-size:.82rem}.mobile-nav{display:flex;gap:8px;overflow-x:auto;padding:10px 16px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:67px;z-index:9}.mobile-nav-item{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;padding:8px 14px;border-radius:999px;font-size:.84rem;font-weight:600;color:var(--ink-2);background:#f2f4f7}.mobile-nav-item.active{background:var(--accent-grad);color:#fff}.mobile-nav-item .nav-badge{background:#0000001a}.content{padding:18px 16px 48px}.stat-grid{grid-template-columns:repeat(2,1fr)}.teacher-hero-info,.login-shell{grid-template-columns:1fr}.login-side-body{padding:18px 0 8px}.login-side-foot{display:none}}@media (max-width: 640px){.topbar-actions .live-badge{display:none}.form-grid{grid-template-columns:1fr}.stat-grid-6{grid-template-columns:repeat(2,1fr)}.panel{padding:18px}.panel .record-list{margin:0 -18px -18px}.panel .record-row{padding:12px 18px}.hero-banner,.student-hero{flex-direction:column;align-items:flex-start}.hero-ring{align-self:center}.session-actions{margin-left:0;width:100%}.session-actions .btn{flex:1}.record-status.wide,.record-status,.seg{width:100%}.seg-btn{flex:1;padding:8px 4px}.record-review{margin-left:0}.login-form{padding:30px 22px}.save-bar .btn{width:100%}}