:root{--primary-color: #4A4C9C;--primary-light: #6B6DB8;--primary-dark: #2E3066;--success-color: #2E7D32;--danger-color: #C62828;--warning-color: #F57C00;--info-color: #0277BD;--admin-button-color: #4DB6AC;--admin-button-hover: #26A69A;--text-dark: #111827;--text-light: #FFFFFF;--text-gray: #6B7280;--text-tertiary: #9CA3AF;--text-disabled: #A9A9BC;--bg-light: #EFEFF3;--bg-white: #FFFFFF;--border-light: #E4E4EA;--divider: #F0F0F4;--track: #EDEDF2;--shadow: 0 4px 6px rgba(0,0,0,.1);--radius: 8px;--tint: #F0F1F7;--row-active: #F7F7FB;--dark-tile: #43458A;--on-dark-text: #C9CAE8;--on-dark-label: #A9ABDC;--on-dark-client: #B6B8DE;--on-dark-progress: #8FE3B0;--success-bg: #EAF3EB;--warning-bg: #FDF0E1;--danger-bg: #F9E4E4;--primary: var(--primary-color);--secondary: var(--primary-light);--background: var(--bg-light);--surface: var(--bg-white);--text: var(--text-dark);--muted: var(--text-gray);--border: var(--border-light);--danger: var(--danger-color);--success: 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20px}.panel-empty-icon{width:38px;height:38px;border-radius:50%;background:var(--success-bg);color:var(--success);display:flex;align-items:center;justify-content:center;margin-bottom:10px}.panel-empty strong{font-size:14.5px;font-weight:700;color:var(--text)}.panel-empty span{font-size:13px;color:var(--muted);margin-top:2px;max-width:300px}.proc-list{display:flex;flex-direction:column}.proc-item{display:flex;align-items:center;gap:11px;padding:10px 0;border-bottom:1px solid var(--divider)}.proc-item:last-child{border-bottom:none}.proc-dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto;background:var(--muted)}.proc-dot.proc-processing{background:var(--info-color)}.proc-dot.proc-queued,.proc-dot.proc-importing{background:var(--primary-light)}.proc-dot.proc-error{background:var(--danger)}.proc-title{flex:1;min-width:0;font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.proc-actions{flex:0 0 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auto;border-radius:8px;display:flex;align-items:center;justify-content:center;background:var(--tint);color:var(--primary);margin-top:1px}.activity-icon.is-done{background:var(--success-bg);color:var(--success)}.activity-body{flex:1;min-width:0}.activity-main{font-size:13.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.activity-main strong{color:var(--text);font-weight:700}.activity-origin{font-size:12px;color:var(--text-tertiary);margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.activity-time{flex:0 0 auto;font-size:12px;color:var(--text-tertiary);font-variant-numeric:tabular-nums;margin-top:3px}.filter-bar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filter-bar .select{width:auto;min-width:220px}.upload-card{border:1px dashed rgba(74,76,156,.4);border-radius:var(--radius);padding:22px;background:#4a4c9c08}.upload-status-line{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px;flex-wrap:wrap}.upload-status-line .phase{font-weight:700;color:var(--primary-dark);font-family:var(--font-display);font-size:15px}.upload-status-line .meta{color:var(--muted);font-size:13px}.upload-percent{font-family:var(--font-display);font-weight:800;font-size:34px;color:var(--primary);margin:10px 0 8px}.steps-track{display:flex;flex-direction:column;gap:8px;margin-top:18px}.step-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}.step-item.done{color:var(--success);font-weight:600}.step-item.current{color:var(--primary-dark);font-weight:700}.step-dot{width:9px;height:9px;border-radius:50%;background:var(--border);flex:0 0 auto}.step-item.done .step-dot{background:var(--success)}.step-item.current .step-dot{background:var(--primary);box-shadow:0 0 0 4px #4a4c9c2e}.qr-result{text-align:center}.qr-result img{width:240px;height:240px;border:1px solid var(--border);border-radius:var(--radius);padding:10px;background:#fff}.qr-url{font-size:12.5px;color:var(--muted);word-break:break-all;background:var(--bg-light);border-radius:6px;padding:10px 12px;margin:12px 0;text-align:left}.callout{border-radius:var(--radius);padding:12px 14px;font-size:13.5px;margin:12px 0}.callout-warning{background:#f57c001a;color:#8a4b00;border:1px solid rgba(245,124,0,.35)}.callout-info{background:#0277bd14;color:#06496f;border:1px solid rgba(2,119,189,.25)}.callout-danger{background:#c6282814;color:#7c1d1d;border:1px solid rgba(198,40,40,.3)}.callout-success{background:#2e7d321a;color:#1d4f20;border:1px solid rgba(46,125,50,.3)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(160deg,var(--primary-dark) 0%,var(--primary) 90%)}.login-wrap.login-admin{background:var(--bg-light)}.login-admin .login-card{border:1px solid var(--border);box-shadow:var(--shadow-soft)}.login-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow-raise);width:100%;max-width:400px;padding:34px 30px}.login-card h1{font-size:20px;margin-bottom:4px}.login-card .sub{color:var(--muted);font-size:13.5px;margin-bottom:24px}.login-logo{display:block;width:58px;height:58px;object-fit:contain;margin:0 auto 14px}.portal-shell{min-height:100vh;background:var(--background);display:flex;flex-direction:column}.portal-content{width:100%;max-width:1060px;margin:0 auto;padding:20px 20px 72px;flex:1}.ptop{background:var(--primary-dark);position:sticky;top:0;z-index:20}.ptop-inner{width:100%;max-width:1060px;margin:0 auto;padding:9px 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em{font-style:normal;font-size:10.5px;font-weight:700}.ccard-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}.ccard-head{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.ccard-head h3{font-size:16px;font-weight:700;letter-spacing:-.01em}.ccard-badge{font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;background:var(--tint);color:var(--primary)}.ccard-badge.is-concluida{background:var(--success-bg);color:var(--success)}.ccard-desc{color:var(--muted);font-size:13.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.ccard-foot{display:flex;align-items:center;gap:12px;margin-top:4px}.ccard-track{flex:1;max-width:260px;height:5px;background:var(--track);border-radius:999px;overflow:hidden}.ccard-track i{display:block;height:100%;background:var(--primary);border-radius:999px}.ccard-track.is-done i{background:var(--success)}.ccard-meta{color:var(--muted);font-size:12.5px;font-weight:600;white-space:nowrap}.ccard-action{flex:0 0 auto;background:var(--primary);color:#fff;font-weight:700;font-size:13.5px;padding:10px 18px;border-radius:9px;text-align:center;transition:background .15s ease}.ccard:hover .ccard-action{background:var(--primary-dark)}.ccard-action.is-ghost{background:transparent;color:var(--primary);border:1px solid var(--border)}.ccard:hover .ccard-action.is-ghost{background:var(--tint)}.support-bar{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:26px;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:12px;color:var(--muted);font-size:13.5px;transition:border-color .15s ease;text-align:center}.support-bar svg{color:var(--success);flex:0 0 auto}.support-bar 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iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:none}.player-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;color:#fffc;gap:10px;font-size:14px}.lesson-page-head{margin:2px 0 14px}.lesson-page-head h1{color:var(--text);font-size:clamp(19px,4.4vw,25px)}.lesson-page-head .lesson-count{color:var(--muted);font-size:13px;margin-top:4px}.lesson-nav{display:flex;gap:10px;margin-top:18px}.lesson-nav .btn{flex:1}.lesson-desc{margin-top:18px}.lesson-desc h3{font-size:15px;margin-bottom:8px}.lesson-desc p{color:var(--muted);font-size:14.5px;margin-bottom:8px}.lesson-desc p:last-child{margin-bottom:0}.noaccess-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(160deg,var(--primary-dark),var(--primary))}.noaccess-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow-raise);max-width:430px;width:100%;padding:34px 30px;text-align:center}.noaccess-card .icon-circle{width:58px;height:58px;border-radius:50%;background:#c628281a;color:var(--danger);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.noaccess-card h1{font-size:19px;margin-bottom:8px}.noaccess-card p{color:var(--muted);font-size:14.5px}@media(max-width:900px){.admin-shell{flex-direction:column}.admin-sidebar{display:none}.admin-topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--surface);color:var(--text);border-bottom:1px solid var(--border);padding:10px 16px;position:sticky;top:0;z-index:50}.admin-topbar .brand-name{font-family:var(--font-display);font-weight:700;font-size:15px;display:flex;align-items:center;gap:9px;color:var(--text)}.admin-topbar button{background:none;border:none;color:var(--muted);cursor:pointer;display:flex;padding:6px}.admin-mobile-nav{background:var(--surface);border-bottom:1px solid var(--border);padding:8px 10px 12px;display:flex;flex-direction:column;gap:1px;position:sticky;top:53px;z-index:49;box-shadow:var(--shadow-soft)}.admin-mobile-nav a{color:var(--muted);padding:10px 12px;border-radius:7px;font-size:14.5px;font-weight:500;display:flex;gap:11px;align-items:center}.admin-mobile-nav a svg{width:18px;height:18px;flex:0 0 auto;color:var(--text-tertiary)}.admin-mobile-nav a .nav-label{flex:1}.admin-mobile-nav a{position:relative}.admin-mobile-nav a.active{background:var(--tint);color:var(--primary);font-weight:600}.admin-mobile-nav a.active svg{color:var(--primary)}.admin-mobile-nav a.active:before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:0 3px 3px 0;background:var(--primary)}.admin-main{padding:20px 16px 56px}.modal-foot .btn{flex:1}.kpi-grid,.dash-row{grid-template-columns:1fr}.page-head-actions{width:100%}.page-head-actions .btn{flex:1}}@media(min-width:901px){.admin-mobile-nav{display:none}}@media(max-width:480px){.admin-page-head h1{font-size:19px}.upload-percent{font-size:28px}}@media(max-width:900px){.col-layout{grid-template-columns:1fr}.col-side{position:static}}@media(max-width:640px){.ccard{flex-wrap:wrap;align-items:flex-start;gap:13px}.ccard-action{flex:1 1 100%}.cwatch{flex-wrap:wrap}.cwatch-btn{flex:1 1 100%;text-align:center}.cwatch-tile{width:40px;height:40px}.colhead-cta .btn{flex:1 1 100%}.crow{padding:13px 15px}.crow-mini-track{width:64px}.crow-mini-label{white-space:nowrap}}