.flashcards-section{gap:var(--spacing-xl);margin-bottom:var(--spacing-xl);flex-direction:column;display:flex}.section-header{justify-content:space-between;align-items:flex-start;gap:var(--spacing-md);flex-wrap:wrap;display:flex}.header-content h2{font-size:var(--font-size-xxl);font-weight:var(--font-weight-bold);margin:0 0 var(--spacing-xs);color:var(--color-on-surface-high)}.section-desc{color:var(--color-on-surface-medium);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium);max-width:600px;margin:0}.header-stats{gap:var(--spacing-sm);flex-wrap:wrap;align-items:center;display:flex}.calendar-section{width:100%}.main-actions{gap:var(--spacing-lg);grid-template-columns:2fr 1fr;display:grid}:is(:global(.primary-action-card),:global(.secondary-action-card)){height:100%;position:relative;overflow:hidden}:global(.primary-action-card){background:linear-gradient(135deg, var(--color-primary-container) 0%, var(--color-primary-light) 100%)}.action-card-content{align-items:center;gap:var(--spacing-lg);z-index:1;height:100%;display:flex;position:relative}.card-icon-wrapper{flex-shrink:0}.card-icon{border-radius:var(--border-radius-xl);width:72px;height:72px;transition:transform var(--transition-normal);justify-content:center;align-items:center;display:flex;position:relative}.primary-icon{background:linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));color:var(--color-on-primary);box-shadow:0 8px 16px rgba(var(--color-primary-rgb), .3)}.secondary-icon{background:linear-gradient(135deg, var(--color-secondary-container), var(--color-secondary-light));color:var(--color-secondary);border:2px solid var(--color-secondary)}:is(:global(.primary-action-card):hover .card-icon,:global(.secondary-action-card):hover .card-icon){transform:scale(1.05)rotate(5deg)}.card-text{gap:var(--spacing-sm);flex-direction:column;flex:1;display:flex}.card-text h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:inherit;margin:0}.card-text p{font-size:var(--font-size-md);color:inherit;opacity:.9;line-height:var(--line-height-relaxed);margin:0}.card-stats{gap:var(--spacing-md);margin-top:var(--spacing-xs);display:flex}.stat-item{align-items:center;gap:var(--spacing-xs);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:inherit;opacity:.8;display:flex}.card-arrow{color:inherit;opacity:.6;transition:transform var(--transition-normal), opacity var(--transition-normal)}:is(:global(.primary-action-card):hover .card-arrow,:global(.secondary-action-card):hover .card-arrow){opacity:1;transform:translate(8px)}.practice-modes{gap:var(--spacing-lg);flex-direction:column;display:flex}.modes-header{text-align:center;max-width:600px;margin:0 auto}.modes-header h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);margin:0 0 var(--spacing-sm);color:var(--color-on-surface-high)}.modes-header p{color:var(--color-on-surface-medium);font-size:var(--font-size-md);margin:0}.modes-grid{gap:var(--spacing-lg);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));display:grid}:global(.practice-mode-card){height:100%;transition:transform var(--transition-normal), box-shadow var(--transition-normal)}:global(.practice-mode-card):hover{box-shadow:var(--elevation-3);transform:translateY(-4px)}.mode-card-content{gap:var(--spacing-md);flex-direction:column;height:100%;display:flex}.mode-header{justify-content:space-between;align-items:center;display:flex}.mode-icon{border-radius:var(--border-radius-lg);width:40px;height:40px;transition:transform var(--transition-fast);justify-content:center;align-items:center;display:flex}.mode-icon.primary{background:linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));color:#fff}.mode-icon.warning{background:linear-gradient(135deg, var(--color-accent-yellow), #f39c12);color:#664d03}.mode-icon.error{color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626)}:global(.practice-mode-card):hover .mode-icon{transform:scale(1.1)}.mode-info{gap:var(--spacing-xs);flex-direction:column;flex:1;display:flex}.mode-description{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);color:var(--color-on-surface-high);line-height:var(--line-height-relaxed);margin:0}.mode-benefit{font-size:var(--font-size-sm);color:var(--color-on-surface-medium);line-height:var(--line-height-relaxed);margin:0;font-style:italic}.mode-action{padding-top:var(--spacing-sm);border-top:1px solid var(--color-border);margin-top:auto}.feature-banner{margin-top:var(--spacing-lg)}:global(.banner-card){background:linear-gradient(135deg, var(--color-secondary-container) 0%, var(--color-secondary-light) 100%);position:relative;overflow:hidden}:global(.banner-card):before{content:"";pointer-events:none;background:linear-gradient(135deg,#ffffff1a 0%,#ffffff0d 100%);position:absolute;inset:0}.banner-content{gap:var(--spacing-lg);z-index:1;grid-template-columns:auto 1fr auto;align-items:center;display:grid;position:relative}.banner-icon{color:var(--color-on-secondary-container);border-radius:var(--border-radius-xl);padding:var(--spacing-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fff3;justify-content:center;align-items:center;display:flex}.banner-text{color:var(--color-on-secondary-container)}.banner-text h3{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);margin:0 0 var(--spacing-sm)}.banner-text p{margin:0 0 var(--spacing-md);font-size:var(--font-size-md);line-height:var(--line-height-relaxed);opacity:.9}.banner-features{gap:var(--spacing-lg);flex-wrap:wrap;display:flex}.feature-item{align-items:center;gap:var(--spacing-xs);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);opacity:.9;display:flex}.banner-action{flex-shrink:0}.status-breakdown{margin:var(--spacing-xl) 0}.breakdown-header{text-align:center;margin-bottom:var(--spacing-lg)}.breakdown-header h3{font-size:var(--font-size-lg);color:var(--color-on-surface-high);margin-bottom:var(--spacing-xs);font-weight:600}.breakdown-header p{font-size:var(--font-size-sm);color:var(--color-on-surface-medium)}.status-items{gap:var(--spacing-md);margin-top:var(--spacing-lg);grid-template-columns:repeat(auto-fit,minmax(200px,1fr));display:grid}.status-item{align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-surface-container-low);border-radius:var(--border-radius-md);border:1px solid var(--color-outline-variant);transition:all .2s;display:flex}.status-item:hover{background:var(--color-surface-container);border-color:var(--color-outline)}.status-icon{border-radius:var(--border-radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.status-item.new .status-icon{background:var(--color-primary-container);color:var(--color-on-primary-container)}.status-item.learning .status-icon{background:var(--color-secondary-container);color:var(--color-on-secondary-container)}.status-item.reviewing .status-icon{background:var(--color-tertiary-container);color:var(--color-on-tertiary-container)}.status-item.difficult .status-icon{background:var(--color-error-container);color:var(--color-on-error-container)}.status-item.mastered .status-icon{background:var(--color-success-container);color:var(--color-on-success-container)}.status-content{flex-direction:column;gap:2px;display:flex}.status-count{font-size:var(--font-size-lg);color:var(--color-on-surface-high);font-weight:700}.status-label{font-size:var(--font-size-sm);color:var(--color-on-surface-high);font-weight:600}.status-desc{font-size:var(--font-size-xs);color:var(--color-on-surface-medium)}@media (width<=1024px){.main-actions{grid-template-columns:1fr}.banner-content{text-align:center;gap:var(--spacing-md);grid-template-columns:1fr}.banner-features{justify-content:center}}@media (width<=768px){.section-header{align-items:flex-start;gap:var(--spacing-sm);flex-direction:column}.header-stats{justify-content:flex-start;width:100%}.modes-grid{gap:var(--spacing-md);grid-template-columns:1fr}.action-card-content{text-align:center;gap:var(--spacing-md);flex-direction:column}.card-text{align-items:center}.banner-features{gap:var(--spacing-sm);flex-direction:column}}@media (width<=480px){.flashcards-section{gap:var(--spacing-lg)}.main-actions{gap:var(--spacing-md)}.card-icon{width:56px;height:56px}.banner-icon{padding:var(--spacing-sm)}}