.practice-modern-ui{--glass-bg:#ffffffb3;--glass-border:#ffffff80;--glass-shadow:0 8px 32px #1f268712;--gradient-primary:linear-gradient(135deg, #6366f1 0%, #a855f7 100%);--gradient-danger:linear-gradient(135deg, #ef4444 0%, #f97316 100%);--gradient-success:linear-gradient(135deg, #10b981 0%, #3b82f6 100%);--pill-bg:#f1f5f9;--pill-active-bg:#e0e7ff;--pill-active-text:#4338ca}.practice-modern-ui .practice-section-tabs{background:var(--surface-soft);border:1px solid var(--border-soft);border-radius:16px;gap:8px;margin-bottom:24px;padding:6px;display:flex;position:relative;overflow:hidden;box-shadow:inset 0 2px 4px #00000005}.practice-modern-ui .practice-section-tabs button{color:var(--muted);cursor:pointer;z-index:1;background:0 0;border:none;border-radius:12px;flex:1;justify-content:center;align-items:center;gap:8px;padding:12px 16px;font-size:15px;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:relative}.practice-modern-ui .practice-section-tabs button:hover{color:var(--foreground)}.practice-modern-ui .practice-section-tabs button.active{background:var(--surface);color:var(--accent);box-shadow:0 4px 12px #0000000d}.practice-modern-ui .practice-section-tabs button span{background:var(--pill-bg);color:var(--muted-strong);border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700;transition:all .3s}.practice-modern-ui .practice-section-tabs button.active span{background:var(--gradient-primary);color:#fff}.practice-modern-ui .practice-builder-shell{background:var(--glass-bg);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:20px;overflow:hidden}.practice-modern-ui .practice-course-select select{border:2px solid var(--border-soft);background:var(--surface);border-radius:12px;width:100%;padding:14px 16px;font-size:15px;transition:all .2s}.practice-modern-ui .practice-course-select select:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);outline:none}.practice-modern-ui .practice-config-row{background:var(--surface);border:1px solid var(--border-soft);border-radius:16px;align-items:center;gap:16px;margin-bottom:12px;padding:16px;transition:all .3s;display:flex;position:relative}.practice-modern-ui .practice-config-row>label{flex-direction:column;gap:6px;display:flex}.practice-modern-ui .practice-config-row>label:first-child{flex:2;min-width:0}.practice-modern-ui .practice-config-row>label:nth-child(2){flex:1;max-width:150px}.practice-modern-ui .practice-row-meta{text-align:right;flex-shrink:0;min-width:80px}.practice-modern-ui .practice-config-row:hover{border-color:var(--border);transform:translateY(-2px);box-shadow:0 8px 24px #0000000a}.practice-modern-ui .practice-config-row select,.practice-modern-ui .practice-config-row input{border:2px solid var(--border-soft);background:var(--surface-soft);border-radius:8px;padding:10px 14px;font-size:14px;transition:border-color .2s}.practice-modern-ui .practice-config-row select:focus,.practice-modern-ui .practice-config-row input:focus{border-color:var(--accent);outline:none}.practice-modern-ui .practice-row-remove{opacity:0;color:#ef4444;cursor:pointer;background:#fee2e2;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;transition:all .2s;display:flex;transform:scale(.8)}.practice-modern-ui .practice-config-row:hover .practice-row-remove{opacity:1;transform:scale(1)}.practice-modern-ui .practice-row-remove:hover{color:#fff;background:#f87171}.practice-modern-ui .practice-summary{background:var(--surface-soft);border-left:1px solid var(--border-soft);padding:24px}.practice-modern-ui .btn-gradient-primary{background:var(--gradient-primary);color:#fff;cursor:pointer;border:none;border-radius:12px;width:100%;padding:14px 24px;font-size:16px;font-weight:600;transition:all .3s;box-shadow:0 4px 12px #6366f14d}.practice-modern-ui .btn-gradient-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px #6366f166}.practice-modern-ui .btn-gradient-primary:disabled{background:var(--muted);box-shadow:none;cursor:not-allowed;opacity:.6}.practice-modern-ui .practice-feedback-mode{flex-direction:column;gap:8px;margin-bottom:24px;display:flex}.practice-modern-ui .practice-feedback-mode-options{gap:8px;display:flex}.practice-modern-ui .practice-feedback-mode-options label{background:var(--surface);border:2px solid var(--border-soft);text-align:center;cursor:pointer;color:var(--muted);border-radius:12px;flex:1;justify-content:center;align-items:center;padding:12px;font-weight:600;transition:all .2s;display:flex}.practice-modern-ui .practice-feedback-mode-options label input{display:none}.practice-modern-ui .practice-feedback-mode-options label:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:var(--accent-dark)}.practice-modern-ui .wrong-dashboard{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:32px;display:grid}.practice-modern-ui .wrong-stat-card{background:var(--surface);border:1px solid var(--border-soft);border-radius:16px;padding:20px;transition:all .3s;box-shadow:0 4px 12px #00000005}.practice-modern-ui .wrong-stat-card:hover{border-color:var(--accent-border);transform:translateY(-4px);box-shadow:0 12px 24px #0000000f}.practice-modern-ui .wrong-stat-card h3{color:var(--foreground);margin:0 0 16px;font-size:16px}.practice-modern-ui .wrong-stat-tags{flex-wrap:wrap;gap:8px;display:flex}.practice-modern-ui .wrong-stat-tag{background:var(--pill-bg);color:var(--muted-strong);border-radius:8px;padding:6px 12px;font-size:13px;font-weight:500}.practice-modern-ui .wrong-stat-tag span{color:var(--accent);margin-left:4px;font-weight:700}.practice-modern-ui .btn-gradient-warning{background:var(--gradient-danger);color:#fff;cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:14px 24px;font-size:16px;font-weight:600;transition:all .3s;display:inline-flex;box-shadow:0 4px 12px #ef44444d}.practice-modern-ui .btn-gradient-warning:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px #ef444466}.practice-modern-ui .history-card-list{flex-direction:column;gap:16px;display:flex}.practice-modern-ui .history-card{background:var(--surface);border:1px solid var(--border-soft);border-radius:16px;justify-content:space-between;align-items:center;gap:24px;padding:20px;transition:all .3s;display:flex;box-shadow:0 2px 8px #00000005}.practice-modern-ui .history-card:hover{border-color:var(--border);transform:translate(4px);box-shadow:0 8px 16px #0000000a}.practice-modern-ui .history-card-left{flex-direction:column;flex:1;gap:6px;display:flex}.practice-modern-ui .history-time{color:var(--muted);align-items:center;gap:6px;font-size:13px;display:flex}.practice-modern-ui .history-summary{color:var(--foreground);font-size:16px;font-weight:600}.practice-modern-ui .history-score{align-items:center;gap:12px;display:flex}.practice-modern-ui .score-circle{color:#fff;background:var(--gradient-success);border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;font-size:14px;font-weight:700;display:flex;box-shadow:0 4px 12px #10b9814d}.practice-modern-ui .score-circle.score-low{background:var(--gradient-danger);box-shadow:0 4px 12px #ef44444d}.practice-modern-ui .score-circle.score-mid{background:linear-gradient(135deg,#f59e0b 0%,#d97706 100%);box-shadow:0 4px 12px #f59e0b4d}.practice-modern-ui .history-actions{opacity:.7;gap:8px;transition:all .2s;display:flex}.practice-modern-ui .history-card:hover .history-actions{opacity:1}@media (max-width:700px){.practice-modern-ui .practice-config-row{border-radius:12px;flex-direction:column;align-items:stretch;gap:8px;padding:12px}.practice-modern-ui .practice-config-row select,.practice-modern-ui .practice-config-row input{border-radius:8px;min-height:40px;padding:10px 12px;font-size:14px}.practice-modern-ui .history-card{flex-direction:column;align-items:stretch;padding:12px}.practice-modern-ui .history-score{justify-content:space-between}.practice-modern-ui .practice-builder-shell{background:#ffffffd9;border-left:none;border-right:none;border-radius:0}}.back-to-library-btn{color:var(--primary);cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;padding:0 12px;font-size:14px;font-weight:500;transition:all .2s;display:inline-flex}.back-to-library-btn:hover{color:var(--primary-hover);transform:translate(-2px)}.tabs-divider{background-color:var(--border);width:1px;height:20px;margin:0 8px}.exam-card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;padding:20px 0;display:grid}.exam-card{background:var(--surface);border:1px solid var(--border);text-align:left;cursor:pointer;border-radius:12px;flex-direction:column;padding:20px;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden;box-shadow:0 4px 12px #00000008}.exam-card:before{content:"";background:linear-gradient(90deg, var(--primary), var(--accent));opacity:0;height:4px;transition:opacity .3s;position:absolute;top:0;left:0;right:0}.exam-card:hover{border-color:#0000;transform:translateY(-4px);box-shadow:0 12px 24px #00000014}.exam-card:hover:before{opacity:1}.exam-card-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.exam-card-period{color:var(--primary);background:#673ab71a;border-radius:20px;padding:4px 10px;font-size:13px;font-weight:600}.exam-card-count{color:var(--text-muted);font-size:13px;font-weight:500}.exam-card-title{color:var(--text-main);margin-bottom:8px;font-size:16px;font-weight:600;line-height:1.4}.exam-card-meta{color:var(--text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}@media (max-width:700px){.practice-modern-ui .practice-builder-shell,.practice-builder-shell{padding:12px}.practice-builder .section-heading{margin-bottom:8px}.practice-builder .section-heading h2{font-size:16px}.exam-card-grid{grid-template-columns:1fr;gap:8px;padding:4px 0}.exam-card{padding:10px 12px}.exam-card-header{margin-bottom:6px}.exam-card-title{margin-bottom:4px;font-size:14px}.exam-card-period{padding:2px 6px;font-size:11px}.exam-card-count{font-size:11px}.exam-card-meta{-webkit-line-clamp:1;font-size:11px}.practice-builder .filter-bar{grid-template-columns:1fr 1fr;gap:6px;display:grid}.practice-builder .filter-bar select,.practice-builder .filter-bar .custom-select-trigger{width:100%;min-width:0;height:34px;min-height:34px;padding:0 8px;font-size:12px}.practice-builder .filter-bar button{width:100%;height:34px;min-height:34px;padding:0;font-size:13px}.practice-modern-ui .practice-feedback-mode-responsive,.practice-feedback-mode-responsive{display:none!important}}