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.3rem;font-family:monospace;font-size:.9em}.chart-container{width:100%;height:250px;margin-top:1rem}.chart-axis{stroke:var(--text-muted);font-size:10px}.chart-grid{stroke:#ffffff0d}.chart-bar{fill:var(--accent);rx:4px}.chart-line{fill:none;stroke:var(--accent);stroke-width:3px}.chart-area{fill:url(#chart-gradient);opacity:.2}.tooltip-trigger{border-bottom:1px dashed var(--accent);cursor:help;display:inline-block;position:relative}.tooltip-text{visibility:hidden;background-color:var(--bg-tertiary);width:220px;color:var(--text-primary);text-align:center;border:1px solid var(--border-color);border-radius:var(--border-radius);z-index:100;opacity:0;box-shadow:var(--shadow-lg);margin-left:-110px;padding:.75rem;font-size:.8rem;line-height:1.4;transition:opacity .2s;position:absolute;bottom:125%;left:50%}.tooltip-trigger:hover .tooltip-text{visibility:visible;opacity:1}.dash-progress-box{align-items:center;gap:1.5rem;display:flex}.circular-progress{width:80px;height:80px;position:relative}.circular-progress svg{transform:rotate(-90deg)}.circular-progress circle{fill:none;stroke-width:8px}.circular-progress .bg{stroke:var(--bg-tertiary)}.circular-progress .fg{stroke:var(--accent);stroke-linecap:round;transition:stroke-dashoffset .4s}.circular-progress .text{font-family:Outfit,sans-serif;font-size:1.1rem;font-weight:700;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.filter-panel{flex-flow:wrap;align-items:center;gap:1rem;margin-bottom:2rem;padding:1.25rem;display:flex}.filter-group{flex-direction:row;align-items:center;gap:.5rem;display:flex}.filter-actions{flex-direction:row;gap:.75rem;margin-left:auto;display:flex}.lesson-card{flex-direction:row;justify-content:space-between;align-items:center;gap:1.5rem;padding:1.25rem;display:flex}@media (width<=767px){.filter-panel{flex-direction:column;align-items:stretch;gap:1rem}.filter-group{flex-direction:column;align-items:stretch;gap:.25rem}.filter-group label{margin-bottom:.15rem}.filter-group select{width:100%!important}.filter-actions{flex-direction:column;align-items:stretch;width:100%;margin-left:0}.filter-actions button{width:100%!important}}@media (width<=599px){.lesson-card{flex-direction:column;align-items:stretch;gap:1rem}}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}