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(min-width:64rem){.lg\:order-none{order:0}.lg\:mb-3{margin-bottom:var(--space-3)}.lg\:block{display:block}.lg\:flex{display:flex}.lg\:grid{display:grid}.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:flex-col{flex-direction:column}.lg\:items-start{align-items:flex-start}.lg\:gap-6{gap:var(--space-6)}.lg\:gap-x-10{column-gap:calc(var(--spacing) * 10)}}.dark\:border-y:where([data-theme=dark],[data-theme=dark] *){border-block-style:var(--tw-border-style);border-block-width:1px}.dark\:border-line-strong:where([data-theme=dark],[data-theme=dark] *){border-color:var(--line-strong)}@media print{.print\:hidden{display:none}}}body{background:var(--surface);color:var(--ink);font-family:var(--font-sans);font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:24px}.vb-row{gap:var(--space-3);padding:var(--space-4);flex-wrap:wrap;align-items:center;display:flex}.vb-stack{gap:var(--space-3);padding:var(--space-4);flex-direction:column;max-width:640px;display:flex}.vb-serif{font-family:var(--font-serif);font-weight:400}.vb-mono{font-family:var(--font-mono)}.vb-muted{color:var(--ink-muted)}.vb-label{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);font-size:12px;font-weight:600;line-height:16px}.vb-btn:focus-visible,.vb-input:focus-visible,.vb-option:focus-visible,.vb-tab:focus-visible,.vb-chip:focus-visible{outline:var(--border-strong) solid var(--focus);outline-offset:2px}.vb-btn{font:inherit;min-height:44px;padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);border:var(--border-hairline) solid transparent;color:var(--ink);cursor:pointer;align-items:center;gap:var(--space-2);transition:background var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);background:0 0;font-size:15px;font-weight:600;line-height:20px;display:inline-flex}.vb-btn-primary{background:var(--primary);border-color:var(--primary);color:var(--on-primary)}.vb-btn-primary:hover{opacity:.9}.vb-btn-secondary{background:var(--surface-raised);border-color:var(--line-strong);color:var(--ink)}.vb-btn-secondary:hover{background:var(--surface-sunken)}.vb-btn-seal{background:var(--gilt);border-color:var(--gilt);color:var(--on-gilt)}.vb-btn-seal:hover{opacity:.92}.vb-btn-quiet{color:var(--gilt-ink);padding-left:var(--space-3);padding-right:var(--space-3)}.vb-btn-quiet:hover{background:var(--gilt-soft)}.vb-btn-danger{background:var(--surface-raised);border-color:var(--incorrect);color:var(--incorrect)}.vb-btn-danger:hover{background:var(--incorrect-soft)}.vb-btn[disabled]{opacity:.45;cursor:not-allowed}.vb-btn-sm{min-height:36px;padding:var(--space-2) var(--space-4);font-size:13px}.vb-field{gap:var(--space-2);flex-direction:column;display:flex}.vb-field>label{color:var(--ink);font-size:13px;font-weight:600;line-height:20px}.vb-input{font:inherit;min-height:44px;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);border:var(--border-hairline) solid var(--line-strong);background:var(--surface-raised);color:var(--ink);box-sizing:border-box;width:100%;font-size:15px;line-height:20px}.vb-input::placeholder{color:var(--ink-faint)}.vb-input:hover{border-color:var(--ink-muted)}.vb-field-help{color:var(--ink-muted);font-size:13px;line-height:20px}.vb-field-error .vb-input{border-color:var(--incorrect);border-width:var(--border-strong)}.vb-field-error .vb-field-help{color:var(--incorrect);gap:var(--space-1);align-items:center;display:flex}.vb-card{background:var(--surface-raised);border:var(--border-hairline) solid var(--line);border-radius:var(--radius-lg);padding:var(--space-5)}.vb-card-title{font-family:var(--font-serif);margin:var(--space-1) 0 var(--space-2);font-size:24px;font-weight:400;line-height:30px}.vb-card p{margin:0}.vb-card-plum{background:var(--plum);color:var(--on-plum);border-color:var(--line-strong)}.vb-card-plum .vb-label{color:var(--gilt)}.vb-option{gap:var(--space-3);box-sizing:border-box;text-align:left;width:100%;font:inherit;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);border:var(--border-hairline) solid var(--line-strong);background:var(--surface-raised);min-height:56px;color:var(--ink);cursor:pointer;transition:background var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);grid-template-columns:32px 1fr auto;align-items:center;font-size:17px;line-height:27px;display:grid}.vb-option:hover{background:var(--plum-soft)}.vb-option-key{border-radius:var(--radius-ring);border:var(--border-hairline) solid var(--line-strong);width:32px;height:32px;font-family:var(--font-mono);justify-content:center;align-items:center;font-size:13px;font-weight:500;display:inline-flex}.vb-option-state{align-items:center;gap:var(--space-1);font-size:13px;font-weight:600;line-height:20px;display:inline-flex}.vb-option-selected{border-color:var(--primary);border-width:var(--border-strong);padding:calc(var(--space-3) - 1px) calc(var(--space-4) - 1px)}.vb-option-selected .vb-option-key{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}.vb-option-correct{background:var(--correct-soft);border-color:var(--correct);border-width:var(--border-strong);padding:calc(var(--space-3) - 1px) calc(var(--space-4) - 1px);cursor:default}.vb-option-correct .vb-option-key{border-color:var(--correct);color:var(--correct)}.vb-option-correct .vb-option-state{color:var(--correct)}.vb-option-incorrect{background:var(--incorrect-soft);border-color:var(--incorrect);border-width:var(--border-strong);padding:calc(var(--space-3) - 1px) calc(var(--space-4) - 1px);cursor:default}.vb-option-incorrect .vb-option-key{border-color:var(--incorrect);color:var(--incorrect)}.vb-option-incorrect .vb-option-state{color:var(--incorrect)}.vb-option-flagged{border-color:var(--flag)}.vb-option-flagged .vb-option-state{color:var(--flag)}.vb-option[disabled]{cursor:default}.vb-option svg{flex:none;width:16px;height:16px}.vb-feedback{gap:var(--space-3);padding:var(--space-4) var(--space-5);border-radius:var(--radius-md);border:var(--border-hairline) solid;grid-template-columns:24px 1fr;display:grid}.vb-feedback svg{width:24px;height:24px}.vb-feedback-title{margin:0 0 var(--space-1);font-weight:600}.vb-feedback p{color:var(--ink);margin:0;font-size:15px;line-height:24px}.vb-feedback-correct{background:var(--correct-soft);border-color:var(--correct);color:var(--correct)}.vb-feedback-incorrect{background:var(--incorrect-soft);border-color:var(--incorrect);color:var(--incorrect)}.vb-feedback-flag{background:var(--flag-soft);border-color:var(--flag);color:var(--flag)}.vb-feedback-info{background:var(--plum-soft);border-color:var(--line-strong);color:var(--ink)}.vb-progress{gap:var(--space-2);flex-direction:column;display:flex}.vb-progress-meta{color:var(--ink-muted);justify-content:space-between;font-size:13px;line-height:20px;display:flex}.vb-progress-meta strong{color:var(--ink);font-family:var(--font-mono);font-weight:500}.vb-progress-track{border-radius:var(--radius-pill);background:var(--surface-sunken);border:var(--border-hairline) solid var(--line);height:8px;overflow:hidden}.vb-progress-fill{border-radius:var(--radius-pill);background:var(--gilt);height:100%;transition:width var(--duration-slow) var(--ease-standard)}.vb-progress-fill-correct{background:var(--correct)}.vb-progress-steps{gap:var(--space-1);display:flex}.vb-progress-steps span{border-radius:var(--radius-pill);background:var(--surface-sunken);border:var(--border-hairline) solid var(--line);flex:1;height:6px}.vb-progress-steps .done{background:var(--gilt);border-color:var(--gilt)}.vb-progress-steps .flag{background:var(--flag);border-color:var(--flag)}.vb-timer{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border-radius:var(--radius-pill);border:var(--border-hairline) solid var(--line-strong);background:var(--surface-raised);min-height:40px;color:var(--ink);font-family:var(--font-mono);font-size:24px;font-weight:500;line-height:28px;display:inline-flex}.vb-timer-label{font-family:var(--font-sans);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted);font-size:12px;font-weight:600;line-height:16px}.vb-timer-warn{border-color:var(--flag);border-width:var(--border-strong);color:var(--flag);background:var(--flag-soft)}.vb-timer-warn .vb-timer-label{color:var(--flag)}.vb-timer-out{border-color:var(--incorrect);border-width:var(--border-strong);color:var(--incorrect);background:var(--incorrect-soft)}.vb-timer-out .vb-timer-label{color:var(--incorrect)}.vb-score{gap:var(--space-5);background:var(--surface-raised);border:var(--border-hairline) solid var(--line);border-radius:var(--radius-lg);padding:var(--space-5);grid-template-columns:auto 1fr;align-items:center;display:grid}.vb-score-ring{border-radius:var(--radius-ring);border:var(--border-seal) solid var(--line);width:112px;height:112px;font-family:var(--font-mono);letter-spacing:-.02em;justify-content:center;align-items:center;font-size:32px;font-weight:500;line-height:36px;display:flex}.vb-score-pass .vb-score-ring{border-color:var(--gilt)}.vb-score-fail .vb-score-ring{border-color:var(--incorrect)}.vb-score-title{font-family:var(--font-serif);margin:0 0 var(--space-1);font-size:32px;font-weight:400;line-height:38px}.vb-score-meta{gap:var(--space-2) var(--space-4);color:var(--ink-muted);margin-top:var(--space-2);flex-wrap:wrap;font-size:13px;line-height:20px;display:flex}.vb-score-meta b{color:var(--ink);font-family:var(--font-mono);font-weight:500}.vb-chip{align-items:center;gap:var(--space-1);min-height:24px;padding:0 var(--space-2);border-radius:var(--radius-sm);letter-spacing:.04em;background:var(--surface-sunken);color:var(--ink);border:var(--border-hairline) solid var(--line);font-size:12px;font-weight:600;line-height:16px;display:inline-flex}.vb-chip svg{width:12px;height:12px}.vb-chip-gilt{background:var(--gilt-soft);color:var(--gilt-ink);border-color:var(--gilt-soft)}.vb-chip-correct{background:var(--correct-soft);color:var(--correct);border-color:var(--correct-soft)}.vb-chip-incorrect{background:var(--incorrect-soft);color:var(--incorrect);border-color:var(--incorrect-soft)}.vb-chip-flag{background:var(--flag-soft);color:var(--flag);border-color:var(--flag-soft)}.vb-chip-plum{background:var(--plum);color:var(--on-plum);border-color:var(--plum)}.vb-tabs{gap:var(--space-5);border-bottom:var(--border-hairline) solid var(--line);padding:0 var(--space-4);display:flex}.vb-tab{font:inherit;min-height:44px;padding:var(--space-3) 0;border:0;border-bottom:var(--border-strong) solid transparent;color:var(--ink-muted);cursor:pointer;gap:var(--space-2);background:0 0;align-items:center;margin-bottom:-1px;font-size:15px;font-weight:600;line-height:20px;display:inline-flex}.vb-tab:hover{color:var(--ink)}.vb-tab-active{color:var(--ink);border-bottom-color:var(--primary)}.vb-tab .vb-chip{min-height:20px}.vb-header{align-items:center;gap:var(--space-5);padding:var(--space-3) var(--space-5);background:var(--surface-raised);border-bottom:var(--border-hairline) solid var(--line);min-height:64px;display:flex}.vb-header-brand{align-items:center;gap:var(--space-3);font-family:var(--font-serif);color:var(--ink);font-size:26px;line-height:32px;display:inline-flex}.vb-header-brand svg{width:32px;height:32px}.vb-header-nav{gap:var(--space-4);margin-left:auto;display:flex}.vb-header-nav a{color:var(--ink-muted);padding:var(--space-2) 0;font-size:15px;font-weight:600;text-decoration:none}.vb-header-nav a.active{color:var(--ink);box-shadow:inset 0 calc(-1 * var(--border-strong)) 0 var(--primary)}.vb-cert{background:var(--surface-raised);border:var(--border-seal) solid var(--plum);padding:var(--space-6) var(--space-7);color:var(--ink);box-sizing:border-box;max-width:720px;position:relative}.vb-cert:before{content:"";inset:var(--space-2);border:var(--border-hairline) solid var(--gilt);pointer-events:none;position:absolute}.vb-cert-head{justify-content:space-between;align-items:center;gap:var(--space-4);display:flex}.vb-cert-brand{align-items:center;gap:var(--space-2);font-family:var(--font-serif);font-size:24px;display:inline-flex}.vb-cert-brand svg{width:28px;height:28px}.vb-cert-title{font-family:var(--font-serif);letter-spacing:-.01em;margin:var(--space-6) 0 var(--space-2);font-size:44px;font-weight:400;line-height:48px}.vb-cert-name{font-family:var(--font-serif);margin:var(--space-4) 0 var(--space-2);font-size:32px;line-height:38px}.vb-cert p{max-width:480px;margin:0}.vb-cert-foot{margin-top:var(--space-6);justify-content:space-between;align-items:flex-end;gap:var(--space-4);display:flex}.vb-cert-foot small{color:var(--ink-muted);font-size:13px;line-height:20px;display:block}.vb-cert-foot .vb-mono{font-size:13px}.vb-cert-seal{flex:none;width:72px;height:72px}.vb-btn-on-plum{background:var(--on-plum);border-color:var(--on-plum);color:var(--plum)}.vb-btn-on-plum:hover{opacity:.9}.vb-btn-on-plum-quiet{color:var(--on-plum);border-color:var(--on-plum)}.vb-btn-on-plum-quiet:hover{background:var(--plum-soft);color:var(--ink)}@media print{@page{size:A4 landscape;margin:12mm}:root,[data-theme=dark]{--surface:#f7f3ec;--surface-raised:#fffdf9;--surface-sunken:#efe9df;--line:#ddd5c8;--line-strong:#8f8270;--ink:#16121f;--ink-muted:#5c5566;--ink-faint:#6f677a;--primary:#16121f;--on-primary:#f7f3ec;--plum:#34264a;--on-plum:#f2ede4;--plum-soft:#ebe4f1;--gilt:#c9a44e;--on-gilt:#16121f;--gilt-ink:#7d5410;--gilt-soft:#f4e9cf}html,body{background:var(--surface-raised);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}.vb-cert{break-inside:avoid;max-width:none}}[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}