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span,.footer-tagline{color:#f1f5f9!important;display:block;font-size:.92rem!important;font-weight:450;line-height:1.5}.footer-nav{display:flex;flex-direction:column;gap:.45rem}.footer-nav a{color:#cbd5e1;font-size:.88rem;font-weight:500;padding:.15rem 0;text-decoration:none;transition:color .15s}.footer-nav a.active,.footer-nav a:hover{color:#38bdf8}.footer-copy{align-self:flex-end;color:#94a3b8;font-size:.82rem;margin:0;white-space:nowrap}.study-guide-page{background:#f8fafc;background:var(--paper);min-height:100vh}@keyframes rise-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media (max-width:920px){.site-nav{display:none}.hamburger{display:flex}.header-controls{margin-left:auto}.guide-grid,.home-hero{grid-template-columns:1fr}.home-hero{min-height:auto}.hero-panel{min-height:280px}.orbit-grid span{min-height:78px}.guide-card:after{inset:auto auto 1.2rem 1.25rem}.tool-strip{align-items:flex-start;flex-direction:column}.tool-links{justify-content:flex-start}.site-footer{gap:1.2rem;grid-template-columns:1fr}.footer-copy{align-self:auto}}@media (max-width:560px){.site-header{padding:0 1rem}.hero-actions,.tool-links{flex-direction:column;width:100%}.primary-action,.secondary-action,.tool-links a{justify-content:center;width:100%}.orbit-grid{grid-template-columns:1fr}.home-stats{flex-direction:column;gap:1.2rem}.stat-divider{height:1px;width:40px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}[data-site-theme=default]{--ink:#000;--ink-2:#333;--paper:#fff;--paper-2:#f8f9fa;--card:#fff;--line:#e0e0e0;--muted:#5f6368;--gold:#f29900;--gold-2:#fbbc04;--teal:#0b57d0;--blue:#1a73e8;--plum:#a142f4;--shadow:0 4px 12px #0000000d;--shadow-sm:0 1px 3px #0000000d;--shadow-hard:0 8px 24px #0000001a;--radius:8px;--error:#d93025;--chat-on-accent:#fff;--chat-header-bg:#f8f9fa;--chat-text-on-fill:#000}[data-site-theme=default][data-theme=dark]{--ink:#edf5ef;--ink-2:#d6e2da;--paper:#0e1412;--paper-2:#151d1a;--card:#18211e;--line:#2c3a35;--muted:#9fb1a7;--gold:#d5a64c;--teal:#53bdb4;--blue:#82a9e0;--plum:#d28bb5;--error:#ff8080;--chat-on-accent:#111317;--chat-header-bg:#111317;--chat-text-on-fill:#fff}[data-site-theme=default] body{background:#f8fafc;background:var(--paper)}[data-site-theme=default] body:before{display:none}[data-site-theme=default] .site-header{background:#0b1120!important;border-bottom:1px solid #ffffff14!important;box-shadow:0 4px 20px #0003;color:#fff;min-height:70px;padding:0 clamp(1rem,3vw,2.5rem)}[data-site-theme=default] .site-header:after{display:none}[data-site-theme=default] .site-brand{color:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;gap:.75rem;text-decoration:none}[data-site-theme=default] .site-brand:before{display:none}[data-site-theme=default] .brand-mark{align-items:center;background:#2563eb;border-radius:8px;box-shadow:0 4px 12px #2563eb59;color:#fff;display:inline-flex;font-family:Georgia,Times New Roman,serif;font-size:1.35rem;height:2.3rem;justify-content:center;width:2.3rem}[data-site-theme=default] .brand-text{grid-gap:.05rem;display:grid;gap:.05rem;line-height:1.1}[data-site-theme=default] .brand-text span{color:#fff;font-size:1.15rem;font-weight:750;letter-spacing:-.02em}[data-site-theme=default] .brand-text small{color:#94a3b8;font-size:.72rem;font-weight:500}[data-site-theme=default] .site-nav{background:#0000!important;border:none!important;border-radius:0;box-shadow:none!important;flex:1 1 auto;gap:.35rem;min-width:0;overflow-x:auto;padding:0;scrollbar-width:none}[data-site-theme=default] .site-nav::-webkit-scrollbar{display:none}[data-site-theme=default] .site-nav a{background:#0000!important;border:none!important;border-radius:6px;color:#94a3b8!important;font-size:.86rem;font-weight:500;padding:.45rem .75rem;text-decoration:none;transition:all .15s ease;white-space:nowrap}[data-site-theme=default] .site-nav a:hover{background:#ffffff14!important;color:#fff!important}[data-site-theme=default] .site-nav a.active{background:#ffffff24!important;box-shadow:none!important;color:#fff!important;font-weight:600}[data-site-theme=default] .site-nav a.active:after{display:none}[data-site-theme=default] .hamburger,[data-site-theme=default] .theme-toggle{background:#ffffff14!important;border:1px solid #ffffff24!important;border-radius:6px;color:#cbd5e1!important;font-size:.8rem;font-weight:600;height:36px;min-width:40px;padding:0 .75rem;transition:all .15s ease;width:auto}[data-site-theme=default] .hamburger:hover,[data-site-theme=default] .theme-toggle:hover{background:#ffffff26!important;border-color:#ffffff40!important;color:#fff!important;transform:none}[data-site-theme=default] .header-auth-btn{align-items:center;background:#38bdf8!important;border:none!important;border-radius:6px;color:#0b1120!important;display:inline-flex;font-size:.86rem;font-weight:600;height:36px;justify-content:center;padding:0 1.1rem;text-decoration:none;transition:opacity .15s ease;white-space:nowrap}[data-site-theme=default] .header-auth-btn:hover{background:#38bdf8!important;opacity:.9}[data-site-theme=default] .hamburger span{background:#fff}[data-site-theme=default] .mobile-nav{background:#0b1120;border-bottom:1px solid #ffffff1a}[data-site-theme=default] .mobile-nav a{color:#94a3b8}[data-site-theme=default] .mobile-nav a.active,[data-site-theme=default] .mobile-nav a:hover{background:#ffffff1a;color:#fff}[data-site-theme=default] .home-page{background:#f8fafc;background:var(--paper,#f8fafc)}[data-site-theme=default] .home-hero{align-items:center;gap:clamp(2rem,5vw,4rem);grid-template-columns:minmax(0,1fr) minmax(460px,1.25fr);margin:0 auto;max-width:1360px;min-height:auto;padding:clamp(3rem,6vw,5rem) clamp(1rem,4vw,2rem) 2.5rem}[data-site-theme=default] .hero-copy h1{color:#0f172a!important;color:var(--ink,#0f172a)!important;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif!important;font-size:clamp(2.4rem,4.5vw,3.8rem)!important;font-weight:850!important;letter-spacing:-.03em!important;line-height:1.1!important;margin:0 0 1.25rem!important}[data-site-theme=default] .hero-copy p:not(.eyebrow){color:#64748b!important;color:var(--muted,#475569)!important;font-size:1.15rem!important;line-height:1.65!important;margin:0 0 2rem!important;max-width:560px!important}[data-site-theme=default] .primary-action{align-items:center!important;background:#0056d2!important;border:none!important;border-radius:8px!important;box-shadow:0 4px 14px #0056d240!important;color:#fff!important;display:inline-flex!important;font-size:1rem!important;font-weight:600!important;padding:.82rem 1.8rem!important;text-decoration:none!important;transition:all .2s ease!important}[data-site-theme=default] .primary-action:hover{background:#0043a8!important;box-shadow:0 8px 20px #0056d259!important;transform:translateY(-2px)!important}.hero-image-container,[data-site-theme=default] .hero-image-container{align-items:center;background:#0000!important;border:none!important;box-shadow:none!important;display:flex;justify-content:center;padding:.5rem;position:relative;width:100%}.hero-image-container:before{background:radial-gradient(circle at center,#0ea5e93d 0,#0284c70f 50%,#0000 75%);border-radius:50%;content:"";filter:blur(48px);inset:-16%;pointer-events:none;position:absolute;z-index:0}[data-theme=dark] .hero-image-container:before{background:radial-gradient(circle at center,#38bdf847 0,#0ea5e917 50%,#0000 75%)!important}.hero-graph-img,[data-site-theme=default] .hero-graph-img{background:#0000!important;border:none!important;box-shadow:none!important;filter:drop-shadow(0 18px 42px rgba(14,165,233,.28))!important;height:auto;-webkit-mask-image:radial-gradient(ellipse 90% 86% at 50% 50%,#000 60%,#0000 100%)!important;mask-image:radial-gradient(ellipse 90% 86% at 50% 50%,#000 60%,#0000 100%)!important;max-width:820px;object-fit:contain;position:relative;transform:scale(1.06);transition:transform .35s cubic-bezier(.16,1,.3,1),filter .35s ease;width:100%;z-index:1}.hero-graph-img:hover,[data-site-theme=default] .hero-graph-img:hover{filter:drop-shadow(0 24px 52px rgba(14,165,233,.4))!important;transform:translateY(-4px) scale(1.09)}[data-site-theme=default][data-theme=dark] .hero-graph-img,[data-theme=dark] .hero-graph-img{filter:drop-shadow(0 20px 48px rgba(56,189,248,.38))!important;-webkit-mask-image:radial-gradient(ellipse 90% 86% at 50% 50%,#000 56%,#0000 100%)!important;mask-image:radial-gradient(ellipse 90% 86% at 50% 50%,#000 56%,#0000 100%)!important}.course-hero-image-container{align-items:center;display:flex;justify-content:center;margin:0 auto;max-width:540px;position:relative;width:100%}.course-hero-img{background:#0000!important;border:none!important;box-shadow:none!important;filter:drop-shadow(0 14px 38px rgba(14,165,233,.28))!important;height:auto;max-width:520px;object-fit:contain;position:relative;transition:transform .4s cubic-bezier(.16,1,.3,1),filter .4s ease;width:100%;z-index:1}.course-hero-img:hover{filter:drop-shadow(0 20px 48px rgba(14,165,233,.42))!important;transform:translateY(-5px) scale(1.03)}[data-theme=dark] .course-hero-img{filter:drop-shadow(0 16px 44px rgba(56,189,248,.35))!important}[data-site-theme=default] .trust-badge{align-items:center;color:#64748b;color:var(--muted,#64748b);display:flex;font-size:.95rem;font-weight:500;gap:.6rem;justify-content:center;margin:1.5rem auto 3.5rem}[data-site-theme=default] .trust-icon{font-size:1.25rem}[data-site-theme=default] .guide-section{margin:0 auto;max-width:1280px}[data-site-theme=default] .guide-grid{grid-gap:1.75rem;display:grid;gap:1.75rem;grid-template-columns:repeat(2,minmax(0,1fr))}.guide-card,[data-site-theme=default] .guide-card{background:#fff!important;background:var(--card,#fff)!important;border:1.5px solid #e2e8f0!important;border:1.5px solid var(--line,#e2e8f0)!important;border-radius:14px!important;box-shadow:0 4px 16px #0000000a!important;display:flex!important;flex-direction:column!important;min-height:240px;padding:2.2rem 2.4rem!important;position:relative!important;text-decoration:none!important;transition:transform .22s cubic-bezier(.16,1,.3,1),box-shadow .22s cubic-bezier(.16,1,.3,1),border-color .2s ease!important}[data-site-theme=default] .guide-card:after,[data-site-theme=default] .guide-card:before{display:none!important}.guide-card:hover,[data-site-theme=default] 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#e2e8f0;border:1px solid var(--line,#e2e8f0);border-radius:14px;margin-bottom:clamp(2rem,6vw,4rem);padding:2rem}[data-site-theme=default] .tool-links a{background:#fff;background:var(--card,#fff);border:1px solid #e2e8f0;border:1px solid var(--line,#e2e8f0);border-radius:8px;color:#0f172a;color:var(--ink,#0f172a)}[data-site-theme=default] .tool-links a:hover{border-color:#0284c7;color:#0284c7}[data-site-theme=default] #top-btn,[data-site-theme=default] .scroll-to-top,[data-site-theme=default] .top-btn{background:#0056d2!important;box-shadow:0 4px 14px #0056d24d!important;color:#fff!important}[data-site-theme=default] .site-footer{background:#0b1120;border-top:1px solid #ffffff14}[data-site-theme=default][data-theme=dark] .site-footer{background:#050811}@media (max-width:920px){[data-site-theme=default] .site-header{min-height:68px}[data-site-theme=default] .home-hero{grid-template-columns:1fr;min-height:auto}}@media (max-width:560px){[data-site-theme=default] .brand-text small{display:none}[data-site-theme=default] .hero-copy h1{font-size:clamp(2.25rem,12vw,3.3rem)}}.container{margin:auto;max-width:1280px;padding:1rem;width:100%}.grid{grid-gap:1rem;display:grid;gap:1rem}@media (min-width:768px){.grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.grid{grid-template-columns:repeat(3,1fr)}}[data-theme=dark],body.dark,html[data-theme=dark]{--ink:#f8fafc;--ink-2:#e2e8f0;--paper:#0b1120;--paper-2:#111827;--card:#111827;--line:#1e293b;--rule:#1e293b;--muted:#94a3b8;--gold:#38bdf8;--gold-2:#0284c7;--teal:#38bdf8;--blue:#38bdf8}[data-theme=dark],[data-theme=dark] .ai-solver-page,[data-theme=dark] .course-hub,[data-theme=dark] .dashboard-page,[data-theme=dark] .home-page,[data-theme=dark] .lb-page,[data-theme=dark] .mycerts-page,[data-theme=dark] .saved-page,[data-theme=dark] .simple-concepts-page,[data-theme=dark] .study-guide-page,[data-theme=dark] 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.35rem}.db-section-desc{color:#64748b;color:var(--muted,#64748b);font-size:.95rem;line-height:1.5;margin:0}.db-domains-grid{grid-gap:1.5rem;display:grid;gap:1.5rem;grid-template-columns:repeat(2,minmax(0,1fr))}.db-domain-card{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:16px;box-shadow:0 4px 16px #0000000a;display:flex;flex-direction:column;padding:1.8rem 2rem;position:relative;transition:transform .2s cubic-bezier(.16,1,.3,1),box-shadow .2s ease,border-color .2s ease}.db-domain-card:hover{box-shadow:0 14px 30px #00000014;transform:translateY(-3px)}.db-domain-card--gold{border-top:4px solid #c28a2e}.db-domain-card--teal{border-top:4px solid #0d9488}.db-domain-card--blue{border-top:4px solid #2563eb}.db-domain-card--purple{border-top:4px solid #7c3aed}.db-domain-top{align-items:center;display:flex;justify-content:space-between;margin-bottom:1rem}.db-domain-icon-box{align-items:center;border:1px solid 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var(--line,#e2e8f0);border-radius:12px;box-shadow:0 2px 8px #00000008;color:#0f172a;color:var(--ink,#0f172a);display:flex;font-size:.95rem;font-weight:700;gap:.75rem;padding:1.1rem 1.2rem;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.db-tool-item:hover{border-color:#38bdf8;box-shadow:0 8px 20px #00000012;color:#0284c7;transform:translateY(-2px)}.db-tool-item-icon{font-size:1.35rem}.db-tool-item-label{flex:1 1}.db-tool-item-arrow{color:#64748b;color:var(--muted,#64748b);transition:transform .18s ease}.db-tool-item:hover .db-tool-item-arrow{color:#0284c7;transform:translateX(3px)}.db-review-empty{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:14px;padding:2.5rem;text-align:center}.db-review-empty-icon{font-size:2.2rem;margin-bottom:.5rem}.db-review-empty h3{color:#0f172a;color:var(--ink,#0f172a);font-size:1.25rem;font-weight:800;margin:0 0 .4rem}.db-review-empty 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var(--line,#e2e8f0);display:flex;gap:.75rem;margin-bottom:1.15rem;padding-bottom:.65rem}.cs-topic-color-bar{border-radius:4px;height:22px;width:4px}.cs-topic-title{color:#0f172a;color:var(--ink,#0f172a);font-size:1.3rem;font-weight:850;letter-spacing:-.015em;margin:0}.cs-topic-badge{background:#f1f5f9;background:var(--paper-2,#f1f5f9);border-radius:6px;color:#64748b;color:var(--muted,#64748b);font-size:.75rem;font-weight:700;padding:.2rem .55rem}.cs-topic-count{color:#94a3b8;color:var(--muted,#94a3b8);font-size:.82rem;font-weight:700;margin-left:auto}.cs-formula-grid{grid-gap:1.1rem;display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.cs-formula-card{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:12px;box-shadow:0 2px 8px #00000005;display:flex;flex-direction:column;padding:1.15rem 1.25rem;position:relative;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.cs-formula-card:hover{box-shadow:0 8px 20px #0000000f;transform:translateY(-2px)}.cs-formula-top{align-items:center;display:flex;justify-content:space-between;margin-bottom:.6rem}.cs-formula-name{font-size:.84rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase}.cs-copy-btn{background:#0000;border:none;border-radius:4px;color:#94a3b8;color:var(--muted,#94a3b8);cursor:pointer;font-size:.82rem;padding:.2rem .4rem;transition:all .15s ease}.cs-copy-btn:hover{background:#f1f5f9;background:var(--paper-2,#f1f5f9);color:#0284c7}.cs-formula-box{background:#f8fafc;background:var(--paper-2,#f8fafc);border:1px solid #e2e8f0;border:1px solid var(--line,#e2e8f0);border-radius:8px;color:#0f172a;color:var(--ink,#0f172a);font-family:Cambria Math,KaTeX_Main,Courier New,monospace;font-size:.96rem;font-weight:700;line-height:1.45;margin-bottom:.5rem;padding:.8rem .95rem;word-break:break-word}.cs-formula-note{font-size:.82rem;line-height:1.45;margin-top:auto;padding-top:.35rem}.cs-empty-state,.cs-formula-note{color:#64748b;color:var(--muted,#64748b)}.cs-empty-state{padding:4rem 2rem;text-align:center}.cs-empty-icon{display:block;font-size:3rem;margin-bottom:.75rem}[data-theme=dark] .cheat-page{color:#f8fafc}[data-theme=dark] .cs-action-btn,[data-theme=dark] .cs-cat-tab,[data-theme=dark] .cs-chip,[data-theme=dark] .cs-controls-bar,[data-theme=dark] .cs-formula-card,[data-theme=dark] .cs-sheet-container{background:#111827!important;border-color:#1e293b!important;color:#f8fafc!important}[data-theme=dark] .cs-formula-box,[data-theme=dark] .cs-hero-title,[data-theme=dark] .cs-sheet-logo,[data-theme=dark] .cs-topic-title{color:#f8fafc!important}[data-theme=dark] .cs-search-input{background:#0f172a!important;border-color:#334155!important;color:#f8fafc!important}[data-theme=dark] .cs-search-input:focus{border-color:#38bdf8!important}[data-theme=dark] .cs-formula-box{background:#0f172a!important;border-color:#1e293b!important}[data-theme=dark] .cs-formula-note,[data-theme=dark] .cs-sheet-date,[data-theme=dark] .cs-topic-count{color:#cbd5e1!important}[data-theme=dark] .cs-chip--active{background:#38bdf833!important;border-color:#38bdf8!important;color:#38bdf8!important}[data-theme=dark] .cs-topic-badge{background:#1e293b!important;color:#cbd5e1!important}@media (max-width:768px){.cs-controls-bar{align-items:stretch;flex-direction:column}.cs-btn-group{justify-content:stretch}.cs-action-btn,.cs-download-btn{flex:1 1;text-align:center}.cs-sheet-container{padding:1.5rem 1.25rem}.cs-formula-grid{grid-template-columns:1fr}}.cert-page{align-items:center;display:flex;flex-direction:column;gap:1.5rem;margin:3rem auto;max-width:900px;padding:0 1.5rem 3rem}.cert-state{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:12px;max-width:480px;padding:3rem 2rem;text-align:center;width:100%}.cert-state h2{font-size:1.25rem;margin:0 0 .6rem}.cert-state p{color:var(--muted);line-height:1.5;margin:0 0 1.2rem}.cert-state--loading{border-style:dashed}.cert-name-form{align-items:stretch;display:flex;flex-direction:column;gap:.75rem}.cert-name-input{background:#fff;border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:8px;color:#1c1712;color:var(--text,#1c1712);font-size:1rem;padding:.65rem .9rem}.cert-name-input:focus{border-color:var(--teal);outline:none}.cert-score{font-size:.85rem;margin-top:-.4rem!important}.cert-spinner{animation:cert-spin .8s linear infinite;border:3px solid #e2e8f0;border-radius:50%;border-top:3px solid var(--line,#e2e8f0);border:3px solid var(--line,#e2e8f0);border-top-color:var(--teal);height:34px;margin:0 auto 1rem;width:34px}@keyframes cert-spin{to{transform:rotate(1turn)}}.cert-card{background:#fffdf8;background:var(--card,#fffdf8);border-radius:14px;padding:.6rem;width:100%}.cert-card-border{border:2px solid var(--gold);border-radius:8px;outline:1px solid #e2e8f0;outline:1px solid var(--line,#e2e8f0);outline-offset:8px;padding:2.75rem 2.5rem 2.25rem;position:relative;text-align:center}.cert-seal{align-items:center;background:var(--gold);border-radius:50%;color:#fff;display:flex;font-size:1.1rem;font-weight:800;height:56px;justify-content:center;letter-spacing:.03em;margin:0 auto 1rem;width:56px}.cert-heading{font-size:1.6rem;font-weight:800;letter-spacing:.02em;margin-bottom:.75rem}.cert-sub{color:var(--muted);font-size:.95rem;margin:.5rem 0}.cert-name{color:var(--teal);font-family:Georgia,serif;font-size:2rem;font-weight:700;margin:.25rem 0 .5rem;word-break:break-word}.cert-course{font-size:1.2rem;font-weight:700;margin:.25rem 0 1.75rem}.cert-footer{align-items:flex-end;border-top:1px solid #e2e8f0;border-top:1px solid var(--line,#e2e8f0);display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;margin-top:1rem;padding-top:1.25rem}.cert-footer-block{min-width:120px;text-align:left}.cert-footer-label{color:var(--muted);font-size:.72rem;letter-spacing:.06em;margin-bottom:.2rem;text-transform:uppercase}.cert-footer-value{font-size:.92rem;font-weight:600}.cert-id{font-family:monospace;letter-spacing:.03em}.cert-qr-block{text-align:center}.cert-qr-block a{cursor:pointer;display:inline-block}.cert-qr{border-radius:4px;display:block;height:88px;margin:0 auto .3rem;width:88px}.cert-actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.cert-btn{align-items:center;border:1px solid #0000;border-radius:8px;cursor:pointer;display:inline-flex;font-size:.9rem;font-weight:700;justify-content:center;padding:.6rem 1.4rem;text-decoration:none!important;transition:opacity .15s}.cert-btn:hover{opacity:.85}.cert-btn--primary{background:var(--teal);color:#fff!important}.cert-btn--ghost{background:#0000;border-color:#e2e8f0;border-color:var(--line,#e2e8f0);color:var(--muted)!important}@media print{body *{visibility:hidden}.cert-card,.cert-card *{visibility:visible}.cert-card{left:0;position:absolute;top:0;width:100%}.cert-actions{display:none}}.quiz-page{display:flex;flex-direction:column;gap:1.5rem;margin:2.5rem auto;max-width:760px;padding:0 1.5rem 4rem}.quiz-state{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:12px;margin:3rem auto;max-width:480px;padding:3rem 2rem;text-align:center}.quiz-state h2{font-size:1.25rem;margin:0 0 .6rem}.quiz-state p{color:#7a7267;color:var(--muted,#7a7267);line-height:1.5;margin:0 0 1.2rem}.quiz-state--pass{border-color:#4a7c4a}.quiz-state--fail{border-color:#c17a3a}.quiz-score-big{color:#1c1712;color:var(--text,#1c1712);font-size:2rem;font-weight:700;margin:.4rem 0!important}.quiz-spinner{animation:quiz-spin .8s linear infinite;border:3px solid #e2e8f0;border-top-color:#c8963e;border:3px solid var(--line,#e2e8f0);border-radius:50%;border-top-color:var(--accent,#c8963e);height:34px;margin:0 auto 1rem;width:34px}@keyframes quiz-spin{to{transform:rotate(1turn)}}.quiz-header{text-align:center}.quiz-eyebrow{color:#c8963e;color:var(--accent,#c8963e);font-size:.75rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.quiz-eyebrow,.quiz-header h1{margin:0 0 .4rem}.quiz-sub{color:#7a7267;color:var(--muted,#7a7267);margin:0 0 1rem}.quiz-progress-track{background:#e2e8f0;background:var(--line,#e2e8f0);border-radius:999px;height:8px;margin:0 auto;max-width:360px;overflow:hidden}.quiz-progress-fill{background:#c8963e;background:var(--accent,#c8963e);height:100%;transition:width .2s ease}.quiz-progress-label{color:#7a7267;color:var(--muted,#7a7267);font-size:.85rem;margin:.4rem 0 0}.quiz-timer--low{color:#c0392b;font-weight:600}.quiz-timer-wrap{align-items:center;display:flex;gap:.75rem;margin:0 auto;max-width:480px;width:100%}.quiz-timer-track{background:#e2e8f0;background:var(--line,#e2e8f0);border-radius:999px;flex:1 1;height:8px;overflow:hidden}.quiz-timer-fill{background:#c8963e;background:var(--accent,#c8963e);height:100%;transition:width .1s linear}.quiz-timer-fill--low{background:#c0392b}.quiz-timer-label{font-feature-settings:"tnum";color:#7a7267;color:var(--muted,#7a7267);font-size:.9rem;font-variant-numeric:tabular-nums;font-weight:700;min-width:3.2ch;text-align:right}.quiz-card--single{margin:0 auto;max-width:620px;width:100%}.quiz-list{display:flex;flex-direction:column;gap:1rem}.quiz-card{background:#fff;background:var(--card,#fff);border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:12px;padding:1.25rem 1.4rem}.quiz-q-num{color:#c8963e;color:var(--accent,#c8963e);font-size:.75rem;font-weight:700;letter-spacing:.05em;margin-bottom:.4rem;text-transform:uppercase}.quiz-q-text{font-size:1.02rem;font-weight:600;line-height:1.4;margin-bottom:.9rem}.quiz-options{display:flex;flex-direction:column;gap:.5rem}.quiz-opt{align-items:center;background:#0000;border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:8px;color:#1c1712;color:var(--text,#1c1712);cursor:pointer;display:flex;font-size:.95rem;gap:.7rem;padding:.65rem .9rem;text-align:left;transition:border-color .15s ease,background .15s ease}.quiz-opt--selected,.quiz-opt:hover{border-color:#c8963e;border-color:var(--accent,#c8963e)}.quiz-opt--selected{background:color-mix(in srgb,#c8963e 12%,#0000);background:color-mix(in srgb,var(--accent,#c8963e) 12%,#0000)}.quiz-opt-letter{align-items:center;border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:50%;display:inline-flex;flex-shrink:0;font-size:.78rem;font-weight:700;height:24px;justify-content:center;width:24px}.quiz-opt--selected .quiz-opt-letter{background:#c8963e;background:var(--accent,#c8963e);border-color:#c8963e;border-color:var(--accent,#c8963e);color:#fff}.quiz-submit-bar{bottom:1rem;display:flex;justify-content:center;padding-top:.5rem;position:-webkit-sticky;position:sticky;z-index:10}.quiz-submit-group{border:1px solid #e2e8f0;border:1px solid var(--line,#e2e8f0);border-radius:12px;box-shadow:0 10px 30px #0000001f;display:flex;gap:.85rem;padding:.5rem .75rem}.quiz-btn,.quiz-submit-group{align-items:center;background:#fff;background:var(--card,#fff)}.quiz-btn{border:1.5px solid #e2e8f0;border:1.5px solid var(--line,#e2e8f0);border-radius:8px;color:#0f172a;color:var(--ink,#0f172a);cursor:pointer;display:inline-flex;font-size:.95rem;font-weight:700;gap:.4rem;justify-content:center;padding:.75rem 1.6rem;text-decoration:none;transition:all .18s ease}.quiz-btn--primary{background:#0056d2!important;border-color:#0056d2!important;box-shadow:0 4px 14px #0056d259!important;color:#fff!important}.quiz-btn--primary:hover:not(:disabled){background:#0043a8!important;transform:translateY(-1px)}.quiz-btn--secondary{background:#f1f5f9;background:var(--paper-2,#f1f5f9);border-color:#e2e8f0;border-color:var(--line,#e2e8f0);color:#64748b;color:var(--muted,#64748b)}.quiz-btn--secondary:hover:not(:disabled){background:#e2e8f0;background:var(--line,#e2e8f0);color:#0f172a;color:var(--ink,#0f172a)}.quiz-btn:disabled{box-shadow:none!important;cursor:not-allowed;opacity:.55}.quiz-actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}[data-theme=dark] .quiz-page{color:#f8fafc}[data-theme=dark] .quiz-card,[data-theme=dark] .quiz-state{background:#111827;border-color:#1e293b;color:#f8fafc}[data-theme=dark] .quiz-score-big{color:#f8fafc}[data-theme=dark] .quiz-submit-group{background:#111827;border-color:#1e293b;box-shadow:0 10px 30px #0009}[data-theme=dark] .quiz-opt{background:#0f172a}[data-theme=dark] .quiz-opt,[data-theme=dark] .quiz-opt-letter{border-color:#334155;color:#f8fafc}[data-theme=dark] .quiz-opt--selected{background:#38bdf829;border-color:#38bdf8;color:#f8fafc}[data-theme=dark] .quiz-opt--selected .quiz-opt-letter{background:#0284c7;border-color:#0284c7;color:#fff}[data-theme=dark] .quiz-btn--primary{background:#0284c7!important;border-color:#0284c7!important;color:#fff!important}[data-theme=dark] .quiz-btn--secondary{background:#1e293b;border-color:#334155;color:#f8fafc}.mycerts-page{color:#0f172a;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;margin:2rem auto;max-width:1280px;padding:0 1.5rem 4rem}.mycerts-state{background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 4px 20px #0000000a;margin:4rem auto;max-width:520px;padding:3.5rem 2rem;text-align:center}.mycerts-state h2{color:#0f172a;font-weight:750;margin:0 0 .6rem}.mycerts-state p{color:#64748b;margin:0 0 1.5rem}.mycerts-error-banner{align-items:center;background:#fff1f2;border:1px solid #fecdd3;border-radius:10px;color:#be123c;display:flex;flex-wrap:wrap;font-size:.88rem;gap:1rem;justify-content:space-between;margin-bottom:1.5rem;padding:.9rem 1.2rem}.mycerts-layout{grid-gap:2.5rem;align-items:start;display:grid;gap:2.5rem;grid-template-columns:minmax(0,1.45fr) minmax(340px,.95fr)}.mycerts-section{margin-bottom:2.5rem}.mycerts-section-title{color:#0f172a;font-size:1.35rem;font-weight:800;letter-spacing:-.01em;margin:0 0 1.25rem}.mycerts-in-progress-list{display:flex;flex-direction:column;gap:1.15rem}.mycerts-course-card{align-items:center;background:#fff;border:1.5px solid #e2e8f0;border-radius:14px;box-shadow:0 2px 10px #00000008;cursor:pointer;display:flex;gap:1.4rem;padding:1.5rem 1.6rem;transition:all .2s cubic-bezier(.16,1,.3,1)}.mycerts-course-card:hover{border-color:#cbd5e1;box-shadow:0 8px 26px #00000012;transform:translateY(-2px)}.mycerts-course-card--selected{background:#f8fafc;border-color:#0284c7!important;box-shadow:0 0 0 2px #0284c740,0 8px 24px #0284c714!important}.mycerts-active-badge{background:#0284c71f;border-radius:999px;color:#0284c7;display:inline-block;font-size:.72rem;font-weight:700;padding:.15rem .55rem;vertical-align:middle}.mycerts-course-icon-wrap{align-items:center;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 2px 8px #0000000a;color:#0f172a;display:inline-flex;flex-shrink:0;height:54px;justify-content:center;min-width:110px;padding:.4rem .9rem}.mycerts-course-icon-wrap--calculus-analytical-geometry{background:linear-gradient(135deg,#0ea5e91f,#0284c738);border-color:#0ea5e94d}.mycerts-course-icon-wrap--multivariable-calculus{background:linear-gradient(135deg,#10b9811f,#05966938);border-color:#10b9814d}.mycerts-course-icon-wrap--linear-algebra{background:linear-gradient(135deg,#6366f11f,#9333ea38);border-color:#6366f14d}.mycerts-course-icon-wrap--probability-statistics{background:linear-gradient(135deg,#f973161f,#ea580c38);border-color:#f973164d}.mycerts-math-logo{align-items:center;display:inline-flex;justify-content:center;white-space:nowrap}.mycerts-math-logo .math-logo,.mycerts-math-logo .math-logo-card{align-items:center!important;display:inline-flex!important;font-family:Cambria Math,KaTeX_Main,Times New Roman,Georgia,serif!important;font-size:1.25rem!important;font-weight:800!important;gap:.25rem!important;line-height:1!important;white-space:nowrap!important}.mycerts-math-logo .math-sym-big{font-size:1.45rem!important;font-weight:800!important;line-height:1!important}.mycerts-math-glyph{font-family:Georgia,Times New Roman,serif;font-size:1.6rem;font-weight:700}.mycerts-course-body{display:flex;flex:1 1;flex-direction:column;gap:.65rem;min-width:0}.mycerts-course-title{color:#0f172a;font-size:1.12rem;font-weight:750;line-height:1.35;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mycerts-progress-row{align-items:center;display:flex;gap:.95rem}.mycerts-progress-track{background:#e2e8f0;border-radius:99px;flex:1 1;height:8px;overflow:hidden}.mycerts-progress-fill{background:#16a34a;border-radius:99px;height:100%;transition:width .4s ease}.mycerts-progress-fill[style*="width: 0%"]{display:none}.mycerts-pct-label{color:#64748b;font-size:.82rem;font-weight:600;min-width:85px;white-space:nowrap}.mycerts-course-action{flex-shrink:0}.mycerts-btn{align-items:center;border:1px solid #0000;border-radius:6px;cursor:pointer;display:inline-flex;font-size:.86rem;font-weight:600;justify-content:center;padding:.55rem 1.25rem;text-decoration:none;transition:all .15s ease;white-space:nowrap}.mycerts-btn--continue,.mycerts-btn--primary{background:#0056d2;box-shadow:0 2px 6px #0056d233;color:#fff!important}.mycerts-btn--continue:hover,.mycerts-btn--primary:hover{background:#0043a8;transform:translateY(-1px)}.mycerts-content-header{align-items:flex-end;display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;margin-bottom:1.25rem}.mycerts-content-subtitle{color:#64748b;font-size:.88rem;margin:.25rem 0 0}.mycerts-course-switcher{display:flex;flex-wrap:wrap;gap:.4rem}.mycerts-tab-pill{background:#f8fafc;border:1.5px solid #e2e8f0;border-radius:999px;color:#64748b;cursor:pointer;font-size:.8rem;font-weight:700;padding:.4rem .8rem;transition:all .15s ease}.mycerts-tab-pill:hover{border-color:#0284c7;color:#0284c7}.mycerts-tab-pill--active{background:#0284c7!important;border-color:#0284c7!important;box-shadow:0 2px 8px #0284c740;color:#fff!important}.mycerts-content-checklist{background:#fff;border:1.5px solid #e2e8f0;border-radius:14px;box-shadow:0 2px 8px #00000008;overflow:hidden}.mycerts-checklist-item{align-items:center;border-bottom:1px solid #f1f5f9;display:flex;font-size:.95rem;justify-content:space-between;padding:1.1rem 1.4rem;transition:background .15s}.mycerts-checklist-item:last-child{border-bottom:none}.mycerts-checklist-item:hover{background:#f8fafc}.mycerts-checklist-info{align-items:flex-start;display:flex;gap:.9rem}.mycerts-checklist-num{color:#0284c7;font-family:JetBrains Mono,monospace;font-size:.85rem;font-weight:800;padding-top:.1rem}.mycerts-checklist-title{color:#0f172a;font-size:1rem;font-weight:750}.mycerts-topic-link{color:#0f172a;font-weight:750;text-decoration:none;transition:color .15s 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#e2e8f0;margin-bottom:1rem;overflow:hidden;padding:1rem;position:relative}.mycerts-cert-thumb-inner{position:relative;z-index:1}.mycerts-cert-thumb-ribbon{background:#3b82f6;border-radius:0 0 4px 4px;box-shadow:0 2px 6px #3b82f666;height:48px;position:absolute;right:1.25rem;top:-1rem;width:28px}.mycerts-cert-thumb-ribbon:after{border-bottom:8px solid #f8fafc;border-left:14px solid #0000;border-right:14px solid #0000;bottom:0;content:"";height:0;left:0;position:absolute;width:0}.mycerts-cert-thumb-header{color:#1e293b;font-family:Times New Roman,serif;font-size:.85rem;font-weight:700;letter-spacing:.04em;margin-bottom:.35rem;text-transform:uppercase}.mycerts-cert-thumb-line{background:#cbd5e1;height:1px;margin-bottom:.65rem;width:60%}.mycerts-cert-thumb-name{color:#0f172a;font-family:Times New Roman,serif;font-size:1.05rem;font-style:italic;font-weight:700;margin-bottom:.2rem}.mycerts-cert-thumb-sub{color:#64748b;font-size:.72rem}.mycerts-cert-card-title{color:#0f172a;font-size:.95rem;font-weight:700;line-height:1.35;margin:0 0 .45rem}.mycerts-cert-links{align-items:center;display:flex;gap:.5rem}.mycerts-download-link{color:#0056d2;font-size:.85rem;font-weight:700;text-decoration:none}.mycerts-download-link:hover{text-decoration:underline}.mycerts-download-link--locked{color:#64748b;font-size:.82rem;font-weight:500}.mycerts-view-link{color:#475569;font-size:.85rem;font-weight:600;text-decoration:none}.mycerts-view-link:hover{color:#0f172a}.mycerts-link-sep{color:#cbd5e1}[data-theme=dark] .mycerts-cert-card-title,[data-theme=dark] .mycerts-checklist-title,[data-theme=dark] .mycerts-course-title,[data-theme=dark] .mycerts-page,[data-theme=dark] .mycerts-section-title{color:#f8fafc}[data-theme=dark] .mycerts-cert-card,[data-theme=dark] 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#0009}}[data-theme=dark]{--cv-bg-page:#0f0f13;--cv-bg-surface:#1a1a22;--cv-bg-raised:#222230;--cv-bg-sunken:#12121a;--cv-bg-overlay:#ffffff0d;--cv-border:#ffffff1a;--cv-border-strong:#ffffff38;--cv-text-primary:#f0f0f5;--cv-text-secondary:#a0a0b0;--cv-text-muted:#666680;--cv-text-inverse:#111;--cv-accent:#60a5fa;--cv-accent-hover:#93c5fd;--cv-accent-light:#1e3a5f;--cv-accent-text:#93c5fd;--cv-success:#4ade80;--cv-success-light:#14532d;--cv-error:#f87171;--cv-error-light:#7f1d1d;--cv-warning:#fbbf24;--cv-warning-light:#78350f;--cv-btn-digit-bg:#222230;--cv-btn-digit-text:#f0f0f5;--cv-btn-digit-hover:#2c2c3e;--cv-btn-op-bg:#1e2d4a;--cv-btn-op-text:#93c5fd;--cv-btn-op-hover:#253a5e;--cv-btn-fn-bg:#1d1d28;--cv-btn-fn-text:#c0c0d0;--cv-btn-fn-hover:#252535;--cv-btn-eq-bg:#3b82f6;--cv-btn-eq-text:#fff;--cv-btn-eq-hover:#60a5fa;--cv-btn-clear-bg:#4a1515;--cv-btn-clear-text:#fca5a5;--cv-btn-clear-hover:#5c1c1c;--cv-display-bg:#080810;--cv-display-text:#e2e8f0;--cv-display-expr:#64748b;--cv-display-cursor:#60a5fa;--cv-input-bg:#1a1a22;--cv-input-border:#ffffff24;--cv-input-focus:#60a5fa;--cv-input-placeholder:#556;--cv-shadow-sm:0 1px 3px #0006;--cv-shadow-md:0 4px 12px #00000080;--cv-shadow-lg:0 8px 24px #0009}[data-theme=light]{color-scheme:light}*,:after,:before{box-sizing:border-box}body{-webkit-font-smoothing:antialiased;background-color:#f5f5f5;background-color:var(--cv-bg-page);color:#111;color:var(--cv-text-primary);margin:0;transition:background-color .3s ease,color .3s ease;transition:background-color var(--cv-transition-slow),color var(--cv-transition-slow)}.cv-theme-toggle,body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-family:var(--cv-font-ui)}.cv-theme-toggle{align-items:center;background:#fff;background:var(--cv-bg-raised);border:1px solid #0000003d;border:1px solid var(--cv-border-strong);border-radius:999px;border-radius:var(--cv-radius-pill);color:#555;color:var(--cv-text-secondary);cursor:pointer;display:inline-flex;font-size:13px;gap:8px;padding:6px 14px;transition:background .1s ease,color .1s ease;transition:background var(--cv-transition-fast),color var(--cv-transition-fast)}.cv-theme-toggle:hover{background:#efefef;background:var(--cv-bg-sunken);color:#111;color:var(--cv-text-primary)}.cv-theme-toggle .cv-theme-icon{font-size:15px;line-height:1}.cv-app{background-color:var(--cv-bg-page);display:flex;flex-direction:column;min-height:100dvh}.cv-header{align-items:center;background:var(--cv-bg-surface);border-bottom:1px solid var(--cv-border);display:flex;gap:12px;justify-content:space-between;padding:12px 20px}.cv-header-title{color:var(--cv-text-primary);font-size:18px;font-weight:600;margin:0}.cv-main{align-items:flex-start;display:flex;flex:1 1;justify-content:center;padding:24px 16px}.cv-calculator{background:var(--cv-bg-surface);border:1px solid var(--cv-border);border-radius:var(--cv-radius-lg);box-shadow:var(--cv-shadow-lg);max-width:420px;overflow:hidden;width:100%}.cv-display{align-items:flex-end;background:var(--cv-display-bg);display:flex;flex-direction:column;gap:4px;min-height:100px;padding:20px 20px 16px}.cv-display__expr{color:var(--cv-display-expr);font-size:13px;min-height:18px}.cv-display__expr,.cv-display__value{font-family:var(--cv-font-mono);text-align:right;word-break:break-all}.cv-display__value{color:var(--cv-display-text);font-size:36px;font-weight:300;line-height:1.2}.cv-keypad{grid-gap:1px;background:var(--cv-border);display:grid;gap:1px;grid-template-columns:repeat(4,1fr);padding:1px}.cv-keypad--scientific{grid-template-columns:repeat(5,1fr)}.cv-btn{-webkit-tap-highlight-color:transparent;align-items:center;border:none;border-radius:0;cursor:pointer;display:flex;font-family:var(--cv-font-ui);font-size:18px;font-weight:400;justify-content:center;min-height:60px;min-width:44px;outline:none;padding:0 8px;touch-action:manipulation;transition:background-color var(--cv-transition-fast),transform var(--cv-transition-fast);-webkit-user-select:none;user-select:none}.cv-btn:active{transform:scale(.94)}.cv-btn:focus-visible{outline:2px solid var(--cv-accent);outline-offset:-2px;z-index:1}.cv-btn--digit{background:var(--cv-btn-digit-bg);color:var(--cv-btn-digit-text)}.cv-btn--digit:hover{background:var(--cv-btn-digit-hover)}.cv-btn--operator{background:var(--cv-btn-op-bg);color:var(--cv-btn-op-text);font-weight:500}.cv-btn--operator:hover{background:var(--cv-btn-op-hover)}.cv-btn--function{background:var(--cv-btn-fn-bg);color:var(--cv-btn-fn-text);font-size:14px}.cv-btn--function:hover{background:var(--cv-btn-fn-hover)}.cv-btn--equals{background:var(--cv-btn-eq-bg);color:var(--cv-btn-eq-text);font-weight:600}.cv-btn--equals:hover{background:var(--cv-btn-eq-hover)}.cv-btn--clear{background:var(--cv-btn-clear-bg);color:var(--cv-btn-clear-text);font-weight:500}.cv-btn--clear:hover{background:var(--cv-btn-clear-hover)}.cv-btn--wide{grid-column:span 2}.cv-history{background:var(--cv-bg-surface);border:1px solid var(--cv-border);border-radius:var(--cv-radius-md);overflow:hidden}.cv-history__header{align-items:center;background:var(--cv-bg-raised);border-bottom:1px solid var(--cv-border);display:flex;justify-content:space-between;padding:10px 16px}.cv-history__title{color:var(--cv-text-secondary);font-size:13px;font-weight:500;margin:0}.cv-history__list{list-style:none;margin:0;max-height:280px;overflow-y:auto;overscroll-behavior:contain;padding:0}.cv-history__item{align-items:flex-end;border-bottom:1px solid var(--cv-border);cursor:pointer;display:flex;flex-direction:column;gap:2px;padding:10px 16px;transition:background var(--cv-transition-fast)}.cv-history__item:last-child{border-bottom:none}.cv-history__item:hover{background:var(--cv-bg-overlay)}.cv-history__expr{color:var(--cv-text-muted);font-family:var(--cv-font-mono);font-size:12px}.cv-history__result{color:var(--cv-text-primary);font-family:var(--cv-font-mono);font-size:16px}.cv-sr-only{clip:rect(0,0,0,0);height:1px;overflow:hidden;position:absolute;white-space:nowrap;width:1px}.cv-visually-hidden{@extend .cv-sr-only}@media (max-width:900px){.cv-main{padding:20px 12px}.cv-calculator{max-width:480px}}@media (max-width:600px){.cv-header{padding:10px 14px}.cv-header-title{font-size:16px}.cv-main{align-items:flex-start;padding:12px 8px}.cv-calculator{border-radius:var(--cv-radius-md);max-width:100%}.cv-display{min-height:88px;padding:16px 16px 12px}.cv-display__value{font-size:30px}.cv-btn{font-size:16px;min-height:56px}.cv-btn--function{font-size:12px}}@media (max-width:400px){.cv-display__value{font-size:26px}.cv-btn{font-size:15px;min-height:52px}.cv-btn--function{font-size:11px}}@media (max-width:768px) and (orientation:landscape){.cv-main{padding:8px}.cv-calculator{display:grid;grid-template-columns:1fr 1.6fr;max-height:96dvh;max-width:640px}.cv-display{justify-content:flex-end;min-height:0;min-height:auto;overflow-y:auto}.cv-keypad{max-height:96dvh;overflow-y:auto}.cv-btn{min-height:48px}}@media (prefers-reduced-motion:reduce){.cv-btn{transition:none}.cv-btn:active{transform:none}body{transition:none}}:root,[data-site-theme=default],[data-site-theme=partial]{--ink:#0f172a;--ink-2:#1e293b;--paper:#fff;--paper-2:#f8fafc;--card:#fff;--line:#e2e8f0;--muted:#64748b;--gold:#0284c7;--gold-2:#0056d2;--teal:#0284c7;--blue:#0056d2;--plum:#0284c7;--shadow:0 4px 16px #0000000d;--shadow-sm:0 1px 4px #0000000a;--shadow-hard:0 8px 30px #00000014;--error:#ef4444;--chat-on-accent:#fff;--chat-header-bg:#0b1120;--chat-text-on-fill:#fff;--header-h:70px;--cv-bg-page:#fff;--cv-bg-surface:#fff;--cv-bg-raised:#f8fafc;--cv-bg-sunken:#f1f5f9;--cv-border:#e2e8f0;--cv-text-primary:#0f172a;--cv-text-secondary:#475569;--cv-text-muted:#64748b;--cv-accent:#0056d2;--cv-accent-hover:#0284c7;--cv-accent-light:#0284c714;--cv-accent-text:#0056d2;--cv-input-bg:#fff;--cv-input-border:#cbd5e1;--cv-btn-eq-bg:#0056d2;--cv-btn-eq-hover:#0043a8;--cv-btn-eq-text:#fff;--cv-btn-digit-bg:#fff;--cv-btn-digit-text:#0f172a;--cv-btn-digit-hover:#f1f5f9;--cv-btn-op-bg:#f8fafc;--cv-btn-op-text:#0056d2;--cv-btn-op-hover:#eff6ff;--cv-btn-fn-bg:#f8fafc;--cv-btn-fn-text:#475569;--cv-btn-fn-hover:#f1f5f9;--cv-btn-clear-bg:#fef2f2;--cv-btn-clear-text:#ef4444;--cv-btn-clear-hover:#fee2e2}
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