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var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.9rem}.ref-search:focus{outline:none;border-color:var(--accent)}.ref-az-row{display:flex;flex-wrap:wrap;gap:4px}.az-btn{background:var(--surface2);border:1px solid var(--border);border-radius:6px;color:var(--text-muted);padding:4px 9px;font-size:.76rem;font-weight:600;cursor:pointer;transition:all .14s;line-height:1}.az-btn:hover{border-color:var(--accent);color:var(--accent)}.az-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.az-btn:disabled{opacity:.3;cursor:default}.ref-count-bar{font-size:.78rem;color:var(--text-muted);margin-bottom:12px;padding-left:2px}.ref-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:10px;gap:10px;margin-bottom:24px}.ref-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;transition:border-color 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16px}.cert-select-wrap{width:100%;max-width:900px;margin:auto}.cert-select-header{text-align:center;margin-bottom:36px}.cert-select-brand{font-size:2rem;font-weight:900;letter-spacing:-.02em;background:linear-gradient(135deg,#4f8ef7,#1abc9c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:10px}.cert-select-title{font-size:1.8rem;font-weight:800;color:var(--text);margin-bottom:8px}.cert-select-sub{font-size:.9rem;color:var(--text-muted)}.cert-select-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:20px;gap:20px}.cert-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 20px 22px;text-align:center;transition:transform .15s,border-color .15s,box-shadow .15s;display:flex;flex-direction:column;align-items:center;gap:6px;position:relative}.cert-reset-btn{position:absolute;top:10px;right:10px;background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--text-muted);font-size:.65rem;font-weight:600;padding:3px 8px;cursor:pointer;letter-spacing:.03em;transition:background .12s,color .12s,border-color .12s;line-height:1.4}.cert-reset-btn:hover{background:#e74c3c22;border-color:#e74c3c88;color:#e74c3c}.cert-stat-lifetime .cert-stat-lbl{color:var(--text-muted)}.cert-stat-lifetime .cert-stat-val{font-size:.98rem}.cert-card:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,.4)}.cert-card-icon{font-size:2.8rem;line-height:1;margin-bottom:6px}.cert-card-name{font-size:1.5rem;font-weight:900;letter-spacing:.04em}.cert-card-fullname{font-size:.74rem;color:var(--text-muted);line-height:1.4;min-height:32px}.cert-card-org{font-size:.72rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-top:2px}.cert-card-stats{display:flex;gap:10px;margin:14px 0 8px;background:var(--surface2);border-radius:var(--radius-sm);padding:10px 8px;width:100%}.cert-stat{flex:1 1;text-align:center}.cert-stat-val{font-size:1.05rem;font-weight:800;color:var(--text)}.cert-stat-lbl{font-size:.6rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:2px}.cert-select-btn{width:100%;border:none;color:#fff;font-size:.9rem;font-weight:700;padding:12px 0;border-radius:var(--radius-sm);cursor:pointer;margin-top:6px;transition:opacity .15s,transform .1s}.cert-select-btn:hover{opacity:.85;transform:scale(1.02)}.switch-cert-btn{width:100%;background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);font-size:.78rem;padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;text-align:left;margin-bottom:6px;transition:color .15s,border-color .15s,background .15s}.switch-cert-btn:hover{color:var(--accent);border-color:var(--accent);background:rgba(79,142,247,.08)}@media (max-width:900px){.cert-select-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:500px){.cert-select-grid{grid-template-columns:1fr}}.cb-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px;align-items:start}.cb-col{display:flex;flex-direction:column;gap:16px}.cb-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.cb-card-hdr{display:flex;align-items:center;gap:10px;margin-bottom:4px;flex-wrap:wrap}.cb-card-icon{font-size:1.25rem}.cb-card-title{font-weight:700;font-size:.95rem;color:var(--text);flex:1 1}.cb-card-sub{font-size:.78rem;color:var(--text-muted);margin-top:2px}.cb-tag{background:var(--accent);color:#fff;font-weight:700;border-radius:20px}.cb-deselect-btn,.cb-tag{font-size:.72rem;padding:3px 10px}.cb-deselect-btn{background:none;border:1px solid var(--border);color:var(--text-muted);border-radius:20px;cursor:pointer;transition:color .15s,border-color .15s}.cb-deselect-btn:hover{color:var(--danger);border-color:var(--danger)}.cb-domain-row{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s;margin-bottom:4px}.cb-domain-row:last-child{margin-bottom:0}.cb-domain-row:hover{background:var(--surface2)}.cb-domain-check{width:18px;height:18px;border:2px solid var(--border);border-radius:4px;background:transparent;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,border-color .15s}.cb-domain-row.checked .cb-domain-check{background:var(--accent);border-color:var(--accent)}.cb-domain-check:after{content:"";display:none;width:5px;height:9px;border:2px solid #fff;border-top:none;border-left:none;transform:rotate(45deg) translate(-1px,-1px)}.cb-domain-row.checked .cb-domain-check:after{display:block}.cb-domain-name{flex:1 1;font-size:.84rem;color:var(--text);line-height:1.3}.cb-domain-pct{font-size:.8rem;font-weight:700;color:var(--text-muted);min-width:36px;text-align:right}.cb-domain-pct.green{color:var(--success)}.cb-domain-pct.orange{color:var(--warning)}.cb-domain-pct.red{color:var(--danger)}.cb-toggle-row{display:flex;align-items:center;gap:14px}.cb-toggle-icon{font-size:1.4rem}.toggle-sw{position:relative;display:inline-block;width:46px;height:26px;flex-shrink:0}.toggle-sw input{opacity:0;width:0;height:0}.toggle-sw-track{position:absolute;inset:0;background:var(--border);border-radius:26px;cursor:pointer;transition:background .2s;display:block}.toggle-sw input:checked+.toggle-sw-track{background:var(--accent)}.toggle-sw-thumb{position:absolute;top:3px;left:3px;width:20px;height:20px;background:#fff;border-radius:50%;transition:transform .2s;display:block}.toggle-sw input:checked+.toggle-sw-track .toggle-sw-thumb{transform:translateX(20px)}.cb-priority-list{display:flex;flex-direction:column;gap:6px}.cb-priority-item{display:flex;align-items:center;gap:12px;padding:11px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;color:var(--text);transition:background .15s,border-color .15s}.cb-priority-item input{display:none}.cb-priority-item:hover{background:var(--surface2)}.cb-priority-item.cb-priority-active{border-color:var(--accent);background:rgba(79,142,247,.08)}.cb-radio-dot{width:16px;height:16px;border:2px solid var(--border);border-radius:50%;flex-shrink:0;position:relative;transition:border-color .15s}.cb-priority-active .cb-radio-dot{border-color:var(--accent)}.cb-priority-active .cb-radio-dot:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:8px;height:8px;background:var(--accent);border-radius:50%}.cb-num-grid{display:grid;grid-template-columns:repeat(6,1fr);grid-gap:8px;gap:8px;margin-bottom:18px}.cb-num-btn{background:var(--surface2);border:1px solid var(--border);color:var(--text);font-size:.9rem;font-weight:700;padding:10px 0;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s,border-color .15s,color .15s}.cb-num-btn:hover{background:var(--accent-dark);border-color:var(--accent)}.cb-num-active{background:var(--accent)!important;border-color:var(--accent)!important;color:#fff!important}.cb-untimed-row{display:flex;align-items:center;gap:14px;padding:12px 14px;background:var(--surface2);border-radius:var(--radius-sm);margin-bottom:10px}.cb-or-sep{text-align:center;color:var(--text-muted);font-size:.78rem;font-weight:700;letter-spacing:1px;margin:10px 0;position:relative}.cb-or-sep:after,.cb-or-sep:before{content:"";position:absolute;top:50%;width:42%;height:1px;background:var(--border)}.cb-or-sep:before{left:0}.cb-or-sep:after{right:0}.cb-time-section{transition:opacity .2s}.cb-time-disabled{opacity:.35;pointer-events:none}.cb-time-grid{display:grid;grid-template-columns:repeat(5,1fr);grid-gap:8px;gap:8px}.cb-time-btn{background:var(--surface2);border:1px solid var(--border);color:var(--text);font-size:.88rem;font-weight:700;padding:9px 0;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s,border-color .15s}.cb-time-btn:hover{background:var(--accent-dark);border-color:var(--accent)}.cb-time-active{background:var(--accent)!important;border-color:var(--accent)!important;color:#fff!important}.cb-summary-card{background:var(--surface2)}.cb-summary-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px;margin-bottom:20px}.cb-sum-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}.cb-sum-label{font-size:.68rem;font-weight:700;color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;margin-bottom:4px}.cb-sum-val{font-size:.95rem;font-weight:700;color:var(--text)}.cb-build-btn{width:100%;background:linear-gradient(135deg,#f39c12,#e67e22);color:#fff;border:none;border-radius:var(--radius);padding:16px;font-size:1.05rem;font-weight:800;letter-spacing:.02em;cursor:pointer;transition:opacity .15s,transform .1s;box-shadow:0 4px 16px rgba(243,156,18,.35)}.cb-build-btn:hover{opacity:.88;transform:translateY(-1px)}.cb-build-btn:active{transform:translateY(0)}.cb-build-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.divider{border:none;border-top:1px solid var(--border);margin:20px 0}#mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:56px;background:var(--sidebar-bg);border-bottom:1px solid var(--border);z-index:190;align-items:center;padding:0 14px;gap:12px}#hamburger-btn{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:1.1rem;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:border-color .15s,color .15s}#hamburger-btn:hover{border-color:var(--accent);color:var(--accent)}.mobile-logo-txt{font-size:1.05rem;font-weight:800;color:var(--accent);letter-spacing:.04em;flex:1 1}#mobile-cert-name{font-size:.72rem;color:var(--text-muted);text-align:right;flex-shrink:0;max-width:130px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-close-btn{display:none;position:absolute;top:14px;right:14px;background:none;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:1rem;width:32px;height:32px;align-items:center;justify-content:center;cursor:pointer;transition:border-color .15s,color .15s;z-index:1}.sidebar-close-btn:hover{border-color:var(--danger);color:var(--danger)}#sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.65);z-index:199;animation:fadeIn .2s ease}#sidebar-backdrop.active{display:block}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media (max-width:960px){.stats-grid,.tools-grid{grid-template-columns:repeat(2,1fr)}.cb-grid,.two-col,.two-col-wide{grid-template-columns:1fr}.cb-num-grid{grid-template-columns:repeat(3,1fr)}.cert-select-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){#mobile-header{display:flex;z-index:10000}.sidebar-close-btn{display:flex}#cert-select-screen{padding-top:72px}.sidebar{display:flex;transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);z-index:200;width:min(240px,85vw)}.sidebar.mobile-open{transform:translateX(0)}.main-wrap{margin-left:0;padding-top:56px}main{padding:16px}.banner{padding:18px 16px}.banner-title{font-size:1.1rem}.banner-sub{font-size:.82rem}.banner-score{display:none}.banner-cert-badge{display:block;margin-left:0;margin-top:6px}.card{padding:16px}.stats-grid{grid-template-columns:1fr 1fr;gap:10px}.stat-card{padding:12px 14px;gap:10px}.stat-icon,.stat-value{font-size:1.2rem}.stat-icon{width:36px;height:36px}.tools-grid{grid-template-columns:1fr 1fr;gap:10px}.tool-card{padding:14px 12px}.tool-icon{font-size:1.4rem;margin-bottom:6px}.tool-name{font-size:.82rem}.tool-desc{font-size:.7rem}.qotd-card{padding:16px}.domain-row{gap:8px;font-size:.8rem}.domain-label{min-width:0;flex:0 0 auto;max-width:55%}.domain-stats{display:none}.domain-pct-badge{min-width:36px}.session-date{min-width:0;width:100%;font-size:.75rem;color:var(--text-muted)}.session-info{width:100%;font-size:.8rem}.session-score{width:100%}.session-row{flex-direction:column;align-items:flex-start;gap:2px;padding:12px 0}.quiz-header{gap:8px}.q-text{font-size:.95rem;line-height:1.6;margin-bottom:18px}.option-btn{padding:13px 14px;font-size:.88rem;min-height:48px}.quiz-actions{flex-wrap:wrap}#next-btn{flex:1 1;justify-content:center}#bookmark-btn,#next-btn{min-height:44px}#res-score-pct{font-size:3rem}.res-grid{grid-template-columns:1fr}.res-domain-row{flex-wrap:wrap;gap:4px}.res-domain-name{min-width:0;flex:1 1;font-size:.8rem}.res-bar-wrap{flex:0 0 100%;order:3}.res-domain-pct{min-width:0}.results-actions{gap:8px}.results-actions .btn{flex:1 1;justify-content:center;min-height:44px}.history-cards{grid-template-columns:1fr 1fr;gap:10px}.history-card{padding:14px 12px}.bookmarks-toolbar{gap:8px}.bookmarks-toolbar select{font-size:.82rem}.bk-card{padding:14px}.cb-grid{grid-template-columns:1fr}.cb-num-grid{grid-template-columns:repeat(3,1fr)}.cb-time-grid{grid-template-columns:repeat(5,1fr)}.ref-list{grid-template-columns:1fr}.az-btn{padding:5px 8px;font-size:.72rem}.cert-select-grid{grid-template-columns:repeat(2,1fr);gap:12px}.cert-select-title{font-size:1.3rem}.cert-select-brand{font-size:1.6rem}.cert-card{padding:20px 12px 16px}.cert-card-icon{font-size:2.2rem}.cert-card-name{font-size:1.2rem}.cert-card-fullname{font-size:.68rem;min-height:0}.cert-card-stats{gap:6px;padding:8px 6px}.cert-stat-val{font-size:.9rem}.lock-card{padding:32px 22px 26px}}@media (max-width:480px){main{padding:12px}.banner{padding:14px 12px}.banner-title{font-size:1rem}.stats-grid,.tools-grid{gap:8px}.history-cards{grid-template-columns:1fr}.results-actions{flex-direction:column}.results-actions .btn{width:100%}.cert-select-grid{grid-template-columns:1fr 1fr;gap:8px}.cert-card{padding:16px 10px 14px;gap:4px}.cert-card-name{font-size:1.05rem}.cert-card-fullname{display:none}.cert-card-org{font-size:.65rem}.lock-card{padding:28px 18px 22px}.lock-title{font-size:1.4rem}}@media (max-width:360px){.cert-select-grid{grid-template-columns:1fr}.stats-grid,.tools-grid{grid-template-columns:1fr 1fr}.history-cards{grid-template-columns:1fr}}