.reading-normal-page{background:radial-gradient(circle at 10% 10%, color-mix(in srgb, var(--theme-accent) 12%, transparent), transparent 36%), radial-gradient(circle at 90% 0%, color-mix(in srgb, var(--theme-accent) 10%, transparent), transparent 30%), var(--theme-bg-tertiary);flex-wrap:nowrap;align-items:stretch;gap:14px;width:100%;max-width:100%;min-height:calc(100vh - 64px);margin:0;padding:16px;transition:background-color .3s;display:flex}.sidebar-wrapper{flex-shrink:0;align-self:flex-start;align-items:stretch;gap:0;height:calc(100vh - 96px);max-height:calc(100vh - 96px);display:flex;position:sticky;top:16px}.sidebar-container{flex-direction:column;align-items:stretch;width:240px;height:100%;min-height:0;max-height:100%;margin:0;padding:0;transition:width .3s,opacity .3s,margin .3s;display:flex;overflow:visible}.sidebar-container.collapsed{opacity:0;pointer-events:none;width:0;margin:0}.sidebar-toggle-btn{background:var(--theme-card-bg);border:1px solid var(--theme-border);border-radius:0 var(--radius-md) var(--radius-md) 0;cursor:pointer;width:36px;height:56px;color:var(--theme-text-primary);transition:all var(--transition-base);box-shadow:var(--shadow-sm);z-index:1000;border-left:none;flex-shrink:0;justify-content:center;align-self:flex-start;align-items:center;margin-top:100px;padding:0;font-size:16px;display:flex}.sidebar-toggle-btn:hover{background:var(--theme-bg-secondary);border-color:var(--theme-accent);color:var(--theme-accent);transform:translate(2px)}.sidebar-wrapper.sidebar-collapsed .sidebar-toggle-btn{border-left:1px solid var(--theme-border);border-radius:var(--radius-md)}.main-content{background:linear-gradient(160deg, color-mix(in srgb, var(--theme-card-bg) 92%, var(--theme-accent) 8%) 0%, var(--theme-card-bg) 55%, color-mix(in srgb, var(--theme-card-bg) 96%, var(--theme-accent) 4%) 100%);border-radius:var(--radius-lg);border:1px solid color-mix(in srgb, var(--theme-border) 85%, var(--theme-accent) 15%);min-width:300px;transition:all var(--transition-base);color:var(--theme-text-primary);box-sizing:border-box;flex-direction:column;flex:1;width:100%;max-width:100%;padding:20px 24px 24px;display:flex;position:relative;box-shadow:0 18px 30px #00000014}.main-content::-webkit-scrollbar{background:0 0;width:0;display:none}.main-content::-webkit-scrollbar-track{background:0 0;display:none}.main-content::-webkit-scrollbar-thumb{background:0 0;display:none}.main-content::-webkit-scrollbar-thumb:hover{background:0 0;display:none}.quiz-header{border:1px solid color-mix(in srgb, var(--theme-border) 70%, var(--theme-accent) 30%);background:linear-gradient(145deg, color-mix(in srgb, var(--theme-card-bg) 90%, var(--theme-accent) 10%), var(--theme-card-bg));border-radius:14px;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;padding:12px 14px;transition:border-color .3s,background .3s;display:flex;box-shadow:0 6px 18px #0000000d}.quiz-header-main{min-width:220px}.quiz-title{color:var(--theme-text-primary);margin:0;font-size:24px;font-weight:700;line-height:1.2;transition:color .3s}.quiz-subtitle{color:var(--theme-text-secondary);letter-spacing:.2px;margin:6px 0 0;font-size:13px}.quiz-header-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.quiz-stats{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;font-size:13px;display:flex}.stat-pill{border:1px solid color-mix(in srgb, var(--theme-border) 75%, var(--theme-accent) 25%);background:color-mix(in srgb, var(--theme-card-bg) 88%, var(--theme-accent) 12%);color:var(--theme-text-primary);border-radius:999px;align-items:center;padding:5px 10px;font-weight:600;display:inline-flex}.stat-pill--urgent{color:#c2410c;background:#fff1e6;border-color:#f97316}.quiz-action-group{gap:8px;margin-left:2px;display:flex}.quiz-header-wrap{margin-bottom:12px}.goal-sprint-card{border:1px solid color-mix(in srgb, var(--theme-border) 70%, var(--theme-accent) 30%);background:color-mix(in srgb, var(--theme-card-bg) 88%, var(--theme-accent) 12%);border-radius:12px;padding:10px 12px}.goal-sprint-top{justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px;display:flex}.goal-sprint-title{color:var(--theme-text-primary);font-size:13px;font-weight:700}.goal-sprint-score{color:var(--theme-accent);font-size:13px;font-weight:700}.goal-sprint-bar{background:color-mix(in srgb, var(--theme-border) 75%, transparent);border-radius:999px;width:100%;height:8px;overflow:hidden}.goal-sprint-fill{border-radius:inherit;background:linear-gradient(90deg,#12b886,#38d9a9);height:100%;transition:width .3s}.goal-sprint-meta{color:var(--theme-text-secondary);margin-top:8px;font-size:12px;line-height:1.5}.quiz-action-btn{border:1px solid color-mix(in srgb, var(--theme-border) 70%, var(--theme-accent) 30%);background:var(--theme-card-bg);color:var(--theme-text-primary);cursor:pointer;transition:all var(--transition-fast);border-radius:10px;padding:6px 14px;font-weight:500}.quiz-action-btn:hover{border-color:var(--theme-accent);color:var(--theme-accent);transform:translateY(-1px)}.clear-btn{color:#ff4d4f;cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-sm);white-space:nowrap;background:#fff1f0;border:1px solid #ff4d4f;border-radius:10px;padding:6px 14px;font-weight:600}.clear-btn:hover{color:#fff;box-shadow:var(--shadow-md);background:#ff4d4f;transform:translateY(-1px)}.quiz-clear-btn{box-shadow:none;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600}.quiz-empty-state{text-align:center;border:1px dashed color-mix(in srgb, var(--theme-border) 70%, var(--theme-accent) 30%);background:color-mix(in srgb, var(--theme-card-bg) 92%, var(--theme-accent) 8%);color:var(--theme-text-secondary);border-radius:14px;margin-top:80px;padding:36px 20px}.quiz-empty-state-title{color:var(--theme-text-primary);margin:0 0 10px;font-size:18px;font-weight:700}.quiz-empty-state-text{margin:0;font-size:14px}.quiz-empty-state-id{color:var(--theme-text-tertiary);margin:10px 0 0;font-size:12px}@media (max-width:1024px){.reading-normal-page{gap:10px;min-height:calc(100vh - 56px);padding:12px}.sidebar-wrapper{height:calc(100vh - 80px);max-height:calc(100vh - 80px);top:12px}.sidebar-container{width:210px;height:100%;max-height:100%}.main-content{padding:18px 18px 20px}.quiz-header{padding:12px}.quiz-title{font-size:20px}.quiz-subtitle{font-size:12px}.quiz-stats{gap:6px;font-size:12px}.stat-pill{padding:5px 9px}}@media (max-width:768px){.reading-normal-page{flex-direction:column;gap:10px;min-height:calc(100vh - 56px);padding:10px}.sidebar-wrapper{order:1;height:auto;max-height:none;position:relative;top:auto}.sidebar-container{z-index:1001;background:var(--theme-card-bg);border-right:1px solid var(--theme-border);border-radius:0;width:280px;max-width:85vw;height:100vh;margin:0;transition:transform .3s;position:fixed;top:0;left:0;transform:translate(-100%);box-shadow:2px 0 8px #00000026}.sidebar-container:not(.collapsed){transform:translate(0)}.sidebar-toggle-btn{border:1px solid var(--theme-border);z-index:1002;background:var(--theme-card-bg);cursor:pointer;width:40px;height:60px;color:var(--theme-text-primary);border-left:none;border-radius:0 8px 8px 0;justify-content:center;align-items:center;margin-top:0;font-size:16px;transition:all .3s;display:flex;position:fixed;top:50%;left:10px;transform:translateY(-50%);box-shadow:2px 0 8px #00000026}.sidebar-toggle-btn:hover{background:var(--theme-bg-secondary);border-color:var(--theme-accent);color:var(--theme-accent)}.sidebar-wrapper.sidebar-collapsed .sidebar-toggle-btn{border-left:1px solid var(--theme-border);border-radius:8px}.sidebar-container:not(.collapsed)~.sidebar-toggle-btn,.sidebar-wrapper:not(.sidebar-collapsed) .sidebar-toggle-btn{max-width:calc(85vw + 10px);left:280px}.main-content{border-radius:var(--radius-md);order:2;width:100%;min-width:0;min-height:auto;padding:14px}.quiz-header{flex-direction:column;align-items:stretch;gap:8px;padding:10px}.quiz-header-main{min-width:0}.quiz-header-actions{justify-content:space-between;align-items:center;gap:8px}.goal-sprint-top{flex-direction:column;align-items:flex-start;gap:4px}.quiz-stats{justify-content:flex-start;gap:6px}.quiz-action-group{width:auto;margin-left:0}.clear-btn{text-align:center;padding:6px 12px}.quiz-clear-btn{padding:4px 9px;font-size:11px}.quiz-empty-state{margin-top:28px;padding:20px 12px}.sidebar-overlay{z-index:1000;opacity:0;visibility:hidden;pointer-events:none;background-color:#00000080;transition:opacity .3s,visibility .3s;position:fixed;inset:0}.sidebar-overlay.active{opacity:1;visibility:visible;pointer-events:all}}@media (max-width:480px){.reading-normal-page{padding:8px}.main-content{padding:12px}.quiz-title{font-size:16px}.quiz-header-actions{gap:6px}.quiz-stats{gap:6px;font-size:11px}.stat-pill{padding:4px 8px}.clear-btn{padding:4px 10px;font-size:11px}.quiz-clear-btn{padding:3px 8px;font-size:10px}.sidebar-container{width:260px;max-width:80vw}.sidebar-toggle-btn{width:36px;height:50px;left:8px}.sidebar-container:not(.collapsed)~.sidebar-toggle-btn,.sidebar-wrapper:not(.sidebar-collapsed) .sidebar-toggle-btn{max-width:calc(80vw + 8px);left:260px}}