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var(--color-brand-orange);outline-offset:2px}.mtk-btn{justify-content:center;align-items:center;gap:var(--space-2);min-height:var(--touch-min);min-width:var(--touch-min);padding:var(--space-2) var(--space-5);border-radius:var(--radius-button);font-family:var(--font-sans);font-size:var(--font-size-md);font-weight:var(--font-weight-medium,500);line-height:var(--line-height-tight);cursor:pointer;transition:background var(--motion-fast) var(--motion-easing-standard), border-color var(--motion-fast) var(--motion-easing-standard), color var(--motion-fast) var(--motion-easing-standard), box-shadow var(--motion-fast) var(--motion-easing-standard), opacity var(--motion-fast) var(--motion-easing-standard), transform var(--motion-fast) var(--motion-easing-standard);border:1px solid 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0;border-color:#0000}.mtk-btn--tertiary:hover:not(:disabled){background:var(--app-accent-soft,var(--color-brand-orange-soft));color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-btn--tertiary:active:not(:disabled){transform:translateY(1px)}.mtk-btn--destructive{background:var(--app-danger-soft,var(--color-danger-soft));color:var(--app-danger,var(--color-danger));border-color:var(--app-danger,var(--color-danger))}.mtk-btn--destructive:hover:not(:disabled){background:var(--app-danger-soft,var(--color-danger-soft));filter:brightness(.96)}.mtk-btn--destructive:active:not(:disabled){transform:translateY(1px)}.mtk-btn:disabled,.mtk-btn--loading{opacity:.55;cursor:not-allowed}.mtk-btn--loading{opacity:.85}.mtk-btn--success{background:var(--app-success-soft,var(--color-success-soft));color:var(--app-success,var(--color-success));border-color:var(--app-success,var(--color-success))}.mtk-btn--error{background:var(--app-danger-soft,var(--color-danger-soft));color:var(--app-danger,var(--color-danger));border-color:var(--app-danger,var(--color-danger))}.mtk-btn__spinner{border:2px 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#0000;justify-content:center;align-items:center;display:inline-flex;position:relative}.mtk-icon-btn--soft{background:var(--app-surface,var(--color-surface));border-color:var(--app-border,var(--color-border))}.mtk-icon-btn:hover:not(:disabled){background:var(--app-accent-soft,var(--color-brand-orange-soft));color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-icon-btn:active:not(:disabled){transform:scale(.96)}.mtk-icon-btn:disabled,.mtk-icon-btn--loading{opacity:.55;cursor:not-allowed}.mtk-icon-btn--success{color:var(--app-success,var(--color-success))}.mtk-icon-btn--error{color:var(--app-danger,var(--color-danger))}.mtk-option-shell,.mtk-intentional-none{align-items:center;gap:var(--space-3);min-height:var(--touch-min);padding:var(--space-3) var(--space-4);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md);background:var(--app-surface,var(--color-surface));cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);font-size:var(--font-size-md);color:var(--app-text,var(--color-ink));box-shadow:none;transition:background var(--motion-fast) var(--motion-easing-standard), border-color var(--motion-fast) var(--motion-easing-standard), color var(--motion-fast) var(--motion-easing-standard);display:flex}@media (max-width:767px){.mtk-option-shell,.mtk-intentional-none,.mtk-btn,.mtk-icon-btn{min-height:var(--touch-answer)}.mtk-icon-btn{min-width:var(--touch-answer)}}.mtk-option-shell:hover:not(:disabled),.mtk-intentional-none:hover:not(:disabled){border-color:var(--app-accent,var(--color-brand-orange))}.mtk-option-shell:active:not(:disabled),.mtk-intentional-none:active:not(:disabled){background:var(--app-accent-soft,var(--color-brand-orange-soft))}.mtk-option-shell--selected,.mtk-intentional-none--selected{background:var(--app-accent-soft,var(--color-brand-orange-soft));border-color:var(--app-accent,var(--color-brand-orange))}.mtk-option-shell--success,.mtk-intentional-none--success{background:var(--app-success-soft,var(--color-success-soft));border-color:var(--app-success,var(--color-success))}.mtk-option-shell--error,.mtk-intentional-none--error{background:var(--app-danger-soft,var(--color-danger-soft));border-color:var(--app-danger,var(--color-danger))}.mtk-option-shell--success .mtk-option-shell__marker{border-color:var(--app-success,var(--color-success));background:var(--app-success,var(--color-success))}.mtk-option-shell--success .mtk-option-shell__marker--radio:after{content:"";background:var(--app-on-accent,var(--color-accent-ink));border-radius:50%;width:8px;height:8px}.mtk-option-shell--success .mtk-option-shell__marker--checkbox:after{content:"";border-left:2px solid var(--app-on-accent,var(--color-accent-ink));border-bottom:2px solid var(--app-on-accent,var(--color-accent-ink));width:10px;height:6px;transform:rotate(-45deg)translateY(-1px)}.mtk-option-shell--success .mtk-option-shell__letter{color:var(--app-success,var(--color-success))}.mtk-option-shell:disabled,.mtk-intentional-none:disabled{opacity:.55;cursor:not-allowed}.mtk-option-shell__marker,.mtk-intentional-none__marker{border:2px solid var(--app-border,var(--color-border));flex-shrink:0;place-items:center;width:20px;height:20px;display:grid}.mtk-option-shell__marker--radio{border-radius:50%}.mtk-option-shell__marker--checkbox,.mtk-intentional-none__marker{border-radius:4px}.mtk-option-shell--selected .mtk-option-shell__marker--radio{border-color:var(--app-accent,var(--color-brand-orange));background:var(--app-accent,var(--color-brand-orange))}.mtk-option-shell--selected .mtk-option-shell__marker--radio:after{content:"";background:var(--app-on-accent,var(--color-accent-ink));border-radius:50%;width:8px;height:8px}.mtk-option-shell--selected .mtk-option-shell__marker--checkbox,.mtk-intentional-none--selected .mtk-intentional-none__marker{border-color:var(--app-accent,var(--color-brand-orange));background:var(--app-accent,var(--color-brand-orange))}.mtk-option-shell--selected .mtk-option-shell__marker--checkbox:after,.mtk-intentional-none--selected .mtk-intentional-none__marker:after{content:"";border-left:2px solid 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.mtk-selectable-row__marker:after{content:"";background:var(--color-accent-ink);border-radius:50%;width:8px;height:8px}.mtk-chip{align-items:center;gap:var(--space-1);min-height:32px;padding:var(--space-1) var(--space-3);border-radius:var(--radius-pill);border:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));font-family:var(--font-sans);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium,500);color:var(--app-text,var(--color-ink));cursor:pointer;transition:background var(--motion-fast) var(--motion-easing-standard), border-color var(--motion-fast) var(--motion-easing-standard), color var(--motion-fast) var(--motion-easing-standard);display:inline-flex}.mtk-chip--selected{background:var(--app-accent-soft,var(--color-brand-orange-soft));border-color:var(--app-accent,var(--color-brand-orange));color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-chip:disabled{opacity:.55;cursor:not-allowed}.mtk-stepper{border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-lg);background:var(--app-surface,var(--color-surface));color:var(--app-text,var(--color-ink));align-items:center;display:inline-flex;overflow:hidden}.mtk-stepper__btn{min-width:var(--touch-min);min-height:var(--touch-min);font-size:var(--font-size-lg);color:var(--app-text,var(--color-ink));cursor:pointer;background:0 0;border:none;font-weight:600}.mtk-stepper__btn:hover:not(:disabled){background:var(--app-accent-soft,var(--color-brand-orange-soft))}.mtk-stepper__btn:disabled{opacity:.4;cursor:not-allowed}.mtk-stepper__value{text-align:center;font-variant-numeric:tabular-nums;border-left:1px solid var(--app-border,var(--color-border));border-right:1px solid var(--app-border,var(--color-border));min-width:48px;padding:var(--space-2);color:var(--app-text,var(--color-ink));font-weight:600}.mtk-header{justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-4) 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(min-width:900px){.mtk-header__desktop{display:flex}.mtk-header__mobile-bar{display:none}}.mtk-footer{background:var(--app-nav-surface,var(--color-navy));color:#ffffffd9;padding:var(--space-8) var(--space-6);margin-top:auto}.mtk-footer__inner{gap:var(--space-7);max-width:1120px;margin:0 auto;display:grid}@media (min-width:800px){.mtk-footer__inner{grid-template-columns:minmax(0,1.2fr) minmax(0,2fr)}}.mtk-footer__brand-name{margin:0 0 var(--space-3);font-size:var(--font-size-xl);color:#fff;letter-spacing:-.02em;font-weight:700}.mtk-footer__note{font-size:var(--font-size-sm);line-height:var(--line-height-relaxed);color:#ffffffb3;max-width:36ch;margin:0}.mtk-footer__groups{gap:var(--space-5);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}@media (min-width:700px){.mtk-footer__groups{grid-template-columns:repeat(4,minmax(0,1fr))}}.mtk-footer__group-title{margin:0 0 var(--space-3);font-size:var(--font-size-xs);letter-spacing:.06em;text-transform:uppercase;color:var(--color-brand-orange);font-weight:700}.mtk-footer__list{gap:var(--space-2);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.mtk-footer__link{color:#ffffffd9;font-size:var(--font-size-sm);font-weight:500;text-decoration:none}.mtk-footer__link:hover{color:var(--color-brand-orange)}.mtk-skip-link{left:var(--space-4);top:var(--space-4);z-index:100;padding:var(--space-2) var(--space-4);background:var(--app-nav-surface,var(--color-navy));color:#fff;border-radius:var(--radius-md);font-weight:600;text-decoration:none;position:absolute;transform:translateY(-200%)}.mtk-skip-link:focus,.mtk-skip-link:focus-visible{transform:translateY(0)}.mtk-sidebar{--mtk-sidebar-width-collapsed:3.25rem;--mtk-sidebar-width-expanded:15rem;z-index:40;width:var(--mtk-sidebar-width-expanded);height:100%;min-height:100dvh;color:var(--app-text-muted,var(--color-muted));background:var(--app-surface,#fff);border-right:1px solid var(--app-border,var(--color-border));transition:width var(--motion-normal,.2s) var(--motion-easing-standard,ease);flex-direction:column;display:flex;position:relative}.mtk-sidebar__drawer-input{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.mtk-sidebar__drawer-toggle{min-height:var(--touch-min);margin:var(--space-2);padding:var(--space-2) var(--space-4);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md);background:var(--app-surface-raised,var(--color-surface));color:var(--app-text,var(--color-ink));font-weight:600;font-size:var(--font-size-sm);cursor:pointer;width:calc(100% - var(--space-4));justify-content:center;align-items:center;display:none}.mtk-sidebar__drawer-close,.mtk-sidebar__drawer-input:checked~.mtk-sidebar__drawer-toggle .mtk-sidebar__drawer-open{display:none}.mtk-sidebar__drawer-input:checked~.mtk-sidebar__drawer-toggle .mtk-sidebar__drawer-close{display:inline}.mtk-sidebar__frame{flex-direction:column;flex:1;height:100%;min-height:0;display:flex}.mtk-sidebar__brand-row{justify-content:space-between;align-items:center;gap:var(--space-1);height:3.375rem;padding:var(--space-2);border-bottom:1px solid var(--app-border,var(--color-border));flex-shrink:0;display:flex}.mtk-sidebar__collapse-toggle{flex-shrink:0;display:none}.mtk-sidebar__collapse-toggle svg{width:1.125rem;height:1.125rem}.mtk-sidebar__brand{align-items:center;gap:var(--space-2);width:fit-content;min-width:0;max-width:100%;min-height:2rem;padding:var(--space-1) var(--space-2);border-radius:var(--radius-md);color:var(--app-text,var(--color-ink));font-weight:600;font-size:var(--font-size-sm);text-decoration:none;display:flex}.mtk-sidebar__brand:hover{background:var(--app-surface-muted,#f5f5f5)}.mtk-sidebar__brand-mark{border-radius:var(--radius-sm,6px);background:var(--app-accent,var(--color-brand-orange));width:1.5rem;height:1.5rem;color:var(--app-on-accent,#fff);justify-content:center;align-items:center;font-size:.75rem;font-weight:700;line-height:1;display:inline-flex}.mtk-sidebar__brand-logo{object-fit:contain;width:1.5rem;height:1.5rem;display:block}.mtk-header__brand-logo{object-fit:contain;width:auto;max-width:9rem;height:2rem;display:block}.mtk-sidebar__brand-text{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.mtk-sidebar__back{align-items:center;gap:var(--space-2);min-height:2rem;margin:0 var(--space-2);padding:.375rem var(--space-2);border-radius:var(--radius-md);color:var(--app-text-muted,var(--color-muted));font-weight:500;font-size:var(--font-size-sm);transition:background-color var(--motion-fast) var(--motion-easing-standard), color var(--motion-fast) var(--motion-easing-standard);flex-shrink:0;text-decoration:none;display:flex}.mtk-sidebar__back-label{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.mtk-sidebar__back:hover{background:var(--app-surface-muted,#f5f5f5);color:var(--app-text,var(--color-ink))}.mtk-sidebar__scroll{gap:var(--space-4);min-height:0;padding:var(--space-2);overscroll-behavior:contain;flex-direction:column;flex:1;display:flex;overflow:auto}.mtk-sidebar__section{gap:var(--space-1);flex-direction:column;display:flex}.mtk-sidebar__section--continue{gap:var(--space-2)}.mtk-sidebar__section--utility{margin-top:0}.mtk-sidebar__section-label{padding:0 var(--space-2);font-size:var(--font-size-xs);letter-spacing:.02em;color:var(--app-text-muted,var(--color-muted));white-space:nowrap;margin:0;font-weight:600;overflow:hidden}.mtk-sidebar__divider{height:1px;margin:0 var(--space-1);background:var(--app-border,var(--color-border))}.mtk-sidebar__list{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.mtk-sidebar__icon{flex-shrink:0;width:1rem;height:1rem}.mtk-sidebar__item{align-items:center;gap:var(--space-2);min-height:2rem;padding:.375rem var(--space-2);border-radius:var(--radius-md);color:var(--app-text-muted,var(--color-muted));font-weight:500;font-size:var(--font-size-sm);cursor:pointer;text-align:left;width:100%;transition:background-color var(--motion-fast) var(--motion-easing-standard), color var(--motion-fast) var(--motion-easing-standard);background:0 0;border:none;text-decoration:none;display:flex}.mtk-sidebar__item-icon{flex-shrink:0;justify-content:center;align-items:center;width:1rem;height:1rem;display:inline-flex}.mtk-sidebar__item-label{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.mtk-sidebar__item:hover{background:var(--app-surface-muted,#f5f5f5);color:var(--app-text,var(--color-ink))}.mtk-sidebar__item--active{background:var(--app-surface-muted,#f5f5f5);color:var(--app-accent-text,var(--color-brand-orange-text));font-weight:600}.mtk-sidebar__item--nested{padding-left:var(--space-2);font-weight:500}.mtk-sidebar__continue{align-items:stretch;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md);background:var(--app-accent,#ff5e1f);flex-direction:column;display:flex}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__continue{background:color-mix(in srgb, var(--app-accent,#ff5e1f) 8%, #fff)}}.mtk-sidebar__continue{color:var(--app-text,var(--color-ink));font-weight:600;font-size:var(--font-size-sm);border:1px solid var(--app-accent,#ff5e1f);text-decoration:none}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__continue{border:1px solid color-mix(in srgb, var(--app-accent,#ff5e1f) 18%, transparent)}}.mtk-sidebar__continue{transition:background-color var(--motion-fast) var(--motion-easing-standard), border-color var(--motion-fast) var(--motion-easing-standard), box-shadow var(--motion-fast) var(--motion-easing-standard)}.mtk-sidebar__continue:hover,.mtk-sidebar__continue--active{background:var(--app-accent,#ff5e1f)}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__continue:hover,.mtk-sidebar__continue--active{background:color-mix(in srgb, var(--app-accent,#ff5e1f) 12%, #fff)}}.mtk-sidebar__continue:hover,.mtk-sidebar__continue--active{border-color:var(--app-accent,#ff5e1f)}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__continue:hover,.mtk-sidebar__continue--active{border-color:color-mix(in srgb, var(--app-accent,#ff5e1f) 28%, transparent)}}.mtk-sidebar__continue:hover,.mtk-sidebar__continue--active{box-shadow:var(--app-shadow-sm,0 1px 2px #1f1f1f0f)}.mtk-sidebar__continue-head{align-items:flex-start;gap:var(--space-2);display:flex}.mtk-sidebar__continue-icon{width:1rem;height:1rem;color:var(--app-accent,var(--color-brand-orange));flex-shrink:0;justify-content:center;align-items:center;margin-top:.125rem;display:inline-flex}.mtk-sidebar__continue-copy{flex-direction:column;gap:.125rem;min-width:0;display:flex}.mtk-sidebar__continue-title{color:var(--app-text,var(--color-ink));white-space:nowrap;text-overflow:ellipsis;display:block;overflow:hidden}.mtk-sidebar__continue-meta{gap:var(--space-2);font-size:var(--font-size-xs);color:var(--app-text-muted,var(--color-muted));flex-wrap:wrap;font-weight:500;display:flex}.mtk-sidebar__continue-mode{text-transform:capitalize}.mtk-sidebar__continue-bar{background:var(--app-text,#1f1f1f);border-radius:999px;height:4px;display:block}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__continue-bar{background:color-mix(in srgb, var(--app-text,#1f1f1f) 8%, transparent)}}.mtk-sidebar__continue-bar{overflow:hidden}.mtk-sidebar__continue-bar-fill{background:var(--app-accent,var(--color-brand-orange));border-radius:inherit;height:100%;display:block}.mtk-sidebar__continue-save{font-size:var(--font-size-xs);color:var(--app-text-muted,var(--color-muted));font-weight:500}.mtk-sidebar__footer{padding:var(--space-2);border-top:1px solid var(--app-border,var(--color-border));flex-shrink:0}.mtk-sidebar__profile{width:100%}.mtk-sidebar__profile-trigger{align-items:center;gap:var(--space-2);width:100%;min-height:2rem;padding:.375rem var(--space-2);border-radius:var(--radius-md);color:var(--app-text,var(--color-ink));cursor:pointer;transition:background-color var(--motion-fast) var(--motion-easing-standard);list-style:none;display:flex}.mtk-sidebar__profile-trigger:hover,.mtk-sidebar__profile-trigger:focus-visible,.mtk-sidebar__profile-trigger--active{background:var(--app-surface-muted,#f5f5f5)}.mtk-sidebar__profile-trigger::-webkit-details-marker{display:none}.mtk-sidebar__avatar{background:var(--app-surface-muted,#eee);width:1.5rem;height:1.5rem;color:var(--app-text,var(--color-ink));border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-size:.625rem;font-weight:700;display:inline-flex}.mtk-sidebar__profile-copy{flex-direction:column;gap:0;min-width:0;display:flex;overflow:hidden}.mtk-sidebar__profile-name{font-size:var(--font-size-sm);color:var(--app-text,var(--color-ink));white-space:nowrap;text-overflow:ellipsis;font-weight:600;overflow:hidden}.mtk-sidebar__profile-hint{color:var(--app-text-muted,var(--color-muted));white-space:nowrap;text-overflow:ellipsis;font-size:.6875rem;overflow:hidden}.mtk-sidebar__profile-chevron{width:1rem;height:1rem;color:var(--app-text-muted,#6b6b6b);margin-left:auto}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__profile-chevron{color:color-mix(in srgb, var(--app-text-muted,#6b6b6b) 70%, transparent)}}.mtk-sidebar__profile-chevron{flex-shrink:0}.mtk-sidebar__profile-list{margin:var(--space-1) 0 0;padding:var(--space-1) 0 0;border-top:1px solid var(--app-border,var(--color-border));flex-direction:column;gap:2px;list-style:none;display:flex}.mtk-sidebar__item--continue{background:var(--app-accent,#ff5e1f)}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__item--continue{background:color-mix(in srgb, var(--app-accent,#ff5e1f) 8%, #fff)}}.mtk-sidebar__item--continue{color:var(--app-text,var(--color-ink));font-weight:600}.mtk-sidebar__item--continue:hover,.mtk-sidebar__item--continue.mtk-sidebar__item--active{background:var(--app-accent,#ff5e1f)}@supports (color:color-mix(in lab, red, red)){.mtk-sidebar__item--continue:hover,.mtk-sidebar__item--continue.mtk-sidebar__item--active{background:color-mix(in srgb, var(--app-accent,#ff5e1f) 12%, #fff)}}.mtk-sidebar__item--continue:hover,.mtk-sidebar__item--continue.mtk-sidebar__item--active{color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-session-nav{gap:var(--space-3);flex-direction:column;display:flex}.mtk-session-nav__legend{gap:var(--space-2) var(--space-3);font-size:var(--font-size-sm,.875rem);color:var(--app-text-muted,var(--color-muted));flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.mtk-session-nav__legend li{align-items:center;gap:var(--space-1);display:inline-flex}.mtk-session-nav__swatch{border-radius:var(--radius-sm,4px);border:1px solid var(--app-border,var(--color-border));flex-shrink:0;width:.75rem;height:.75rem}.mtk-session-nav__swatch--current{border-color:var(--app-accent,var(--color-brand-orange));box-shadow:inset 0 0 0 1px var(--app-accent,var(--color-brand-orange));background:var(--app-surface,var(--color-surface))}.mtk-session-nav__swatch--unanswered{background:var(--app-surface,var(--color-surface))}.mtk-session-nav__swatch--checked{background:var(--app-success-soft,var(--color-success-soft));border-color:var(--app-success,var(--color-success))}.mtk-session-nav__swatch--flagged{outline:2px dashed var(--app-warning,var(--color-warning));outline-offset:0;background:var(--app-surface,var(--color-surface))}.mtk-session-nav__list{grid-template-columns:repeat(auto-fill, minmax(var(--touch-min,44px), 1fr));gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}.mtk-session-nav__scroll{overscroll-behavior:contain;max-height:22rem;overflow:auto}.mtk-session-nav__virtual-spacer{pointer-events:none;width:100%}.mtk-session-nav__groups{gap:var(--space-4);overscroll-behavior:contain;flex-direction:column;max-height:28rem;display:flex;overflow:auto}.mtk-session-nav__group-label{margin:0 0 var(--space-2);font-size:var(--font-size-sm,.875rem);color:var(--app-text-muted,var(--color-muted));font-weight:600}.mtk-session-nav__item{min-height:var(--touch-min);min-width:var(--touch-min);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md);background:var(--app-surface,var(--color-surface));color:var(--app-text,var(--color-ink));cursor:pointer;font-weight:600}.mtk-session-nav__item:disabled{opacity:.7;cursor:wait}.mtk-session-nav__item--current{border-color:var(--app-accent,var(--color-brand-orange));box-shadow:inset 0 0 0 1px var(--app-accent,var(--color-brand-orange))}.mtk-session-nav__item--checked,.mtk-session-nav__item--answered{background:var(--app-success-soft,var(--color-success-soft));color:var(--app-success,var(--color-success))}.mtk-session-nav__item--unanswered:not(.mtk-session-nav__item--current){background:var(--app-surface,var(--color-surface))}.mtk-session-nav__item--flagged{outline:2px dashed var(--app-warning,var(--color-warning));outline-offset:-2px}.mtk-session-nav__item--correct{box-shadow:inset 0 0 0 2px var(--app-success,var(--color-success))}.mtk-session-nav__item--incorrect{box-shadow:inset 0 0 0 2px var(--app-danger,var(--color-danger))}.mtk-question-nav-frame{min-width:0;position:relative}.mtk-question-nav-frame[data-nav-phase=requested],.mtk-question-nav-frame[data-nav-phase=settling]{outline:1px solid #0000}.mtk-question-nav-frame__skeleton{gap:var(--space-3);padding:var(--space-2) 0;display:grid}.mtk-question-nav-frame__skeleton-block{margin-top:var(--space-1)}@media (prefers-reduced-motion:reduce){.mtk-question-nav-frame,.mtk-session-nav__item{transition:none}}.mtk-app-shell{background:var(--app-canvas,var(--color-canvas));min-height:100vh;color:var(--app-text,var(--color-ink));grid-template-columns:auto 1fr;display:grid}.mtk-app-shell__main{flex-direction:column;min-width:0;display:flex}.mtk-app-shell__content{padding:var(--space-6);flex:1}.mtk-app-shell>.mtk-header,.mtk-app-shell__main>.mtk-header{background:var(--app-surface,var(--color-surface));color:var(--app-text,var(--color-ink));border-bottom:1px solid var(--app-border,var(--color-border))}.mtk-app-shell__main>.mtk-header .mtk-header__brand,.mtk-app-shell__main>.mtk-header .mtk-header__link{color:var(--app-text,var(--color-ink))}.mtk-app-shell__main>.mtk-header .mtk-header__brand:hover,.mtk-app-shell__main>.mtk-header .mtk-header__link:hover,.mtk-app-shell__main>.mtk-header .mtk-header__link--active{color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-session-shell{gap:var(--space-5);grid-template-columns:minmax(0,1fr) 280px;align-items:start;display:grid}.mtk-session-shell__panel{top:var(--space-4);background:var(--app-surface,var(--color-surface));border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card);padding:var(--space-4);position:sticky}.mtk-app-shell--focused{grid-template-columns:1fr}.mtk-app-shell__content--focused{flex-direction:column;min-height:100dvh;padding:0;display:flex}.mtk-focused-shell{background:var(--app-canvas,var(--color-canvas));min-height:100%;color:var(--app-text,var(--color-ink));flex-direction:column;flex:1;display:flex}.mtk-focused-shell__topbar{align-items:center;gap:var(--space-3) var(--space-4);padding:var(--space-3) var(--space-4);padding-top:calc(var(--space-3) + env(safe-area-inset-top,0px));border-bottom:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));z-index:20;flex-wrap:wrap;display:flex;position:sticky;top:0}.mtk-focused-shell__topbar-start{align-items:center;gap:var(--space-3);flex:12rem;min-width:0;display:flex}.mtk-focused-shell__topbar-meta{align-items:center;gap:var(--space-3);flex-wrap:wrap;flex:2 14rem;display:flex}.mtk-focused-shell__topbar-end{justify-content:flex-end;align-items:center;gap:var(--space-2);flex-wrap:wrap;margin-inline-start:auto;display:flex}.mtk-focused-shell__identity{min-width:0}.mtk-focused-shell__title{font-size:var(--font-size-md,1rem);color:var(--app-text,var(--color-ink));text-overflow:ellipsis;white-space:nowrap;margin:0;font-weight:700;line-height:1.3;overflow:hidden}.mtk-focused-shell__title:focus{outline:none}.mtk-focused-shell__title:focus-visible{box-shadow:var(--focus-ring,0 0 0 3px var(--app-focus,var(--color-brand-orange)));border-radius:var(--radius-sm,6px)}.mtk-focused-shell__mode{font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));margin:0}.mtk-focused-shell__brand{font-size:var(--font-size-sm);letter-spacing:.01em;color:var(--app-text-muted,var(--color-muted));-webkit-user-select:none;user-select:none;font-weight:700}.mtk-focused-shell__exit-link{text-decoration:none}.mtk-focused-shell__slot--timer{font-variant-numeric:tabular-nums;font-family:var(--font-mono,ui-monospace, monospace);font-size:var(--font-size-sm);font-weight:600}.mtk-focused-shell__slot--finish .mtk-btn--tertiary,.mtk-focused-shell__slot--finish .mtk-btn--secondary{font-weight:600}.mtk-focused-shell__body{gap:var(--space-5);padding:var(--space-4) var(--space-4) calc(var(--space-6) + env(safe-area-inset-bottom,0px));flex:1;grid-template-columns:minmax(0,1fr);align-items:start;display:grid}.mtk-focused-shell__main{width:100%;min-width:0;max-width:52.5rem;margin-inline:auto}.mtk-focused-shell__nav--desktop{display:none}.mtk-focused-shell__nav-toggle{display:inline-flex}.mtk-focused-shell__nav-modal{width:min(100%,32rem);max-height:min(85vh,40rem);overflow:auto}.mtk-focused-shell__nav-modal .mtk-modal__title{margin:0}.mtk-focused-shell__frame{gap:var(--space-3);padding:var(--space-6) 0;display:grid}.mtk-focused-shell__frame-title{font-size:var(--font-size-lg);color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-focused-shell__frame-block{margin-top:var(--space-2)}@media (min-width:1200px){.mtk-focused-shell__body{padding-inline:var(--space-6);grid-template-columns:minmax(0,1fr) 280px}.mtk-focused-shell__main{margin-inline:0}.mtk-focused-shell__nav--desktop{top:calc(var(--space-4) + 3.5rem);background:var(--app-surface,var(--color-surface));border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card,12px);padding:var(--space-4);max-height:calc(100vh - 6rem);display:block;position:sticky;overflow:auto}.mtk-focused-shell__nav--desktop.mtk-focused-shell__nav--collapsed{padding:var(--space-2);width:3.5rem;min-width:3.5rem;overflow:hidden}.mtk-focused-shell__nav--desktop.mtk-focused-shell__nav--collapsed .mtk-focused-shell__nav-body{display:none}.mtk-focused-shell__nav-collapse{margin-bottom:var(--space-2);justify-content:flex-end;display:flex}.mtk-focused-shell__body:has(.mtk-focused-shell__nav--collapsed){grid-template-columns:minmax(0,1fr) 3.5rem}.mtk-focused-shell__nav-toggle{display:none}}@media (max-width:767px){.mtk-focused-shell__topbar{gap:var(--space-2);padding-inline:var(--space-3)}.mtk-focused-shell__topbar-meta{flex:100%;order:3}.mtk-focused-shell__title{white-space:normal}}.mtk-focused-shell--exam{background:var(--app-canvas,var(--color-canvas));min-height:100dvh}.mtk-focused-shell--exam .mtk-focused-shell__topbar{padding-block:var(--space-3);background:var(--app-surface,var(--color-surface));border-bottom:1px solid var(--app-border,var(--color-border));justify-content:center}.mtk-focused-shell--exam .mtk-focused-shell__topbar-start{flex:0 auto;justify-content:center}.mtk-focused-shell--exam .mtk-focused-shell__topbar-meta,.mtk-focused-shell--exam .mtk-focused-shell__topbar-end{display:none}.mtk-focused-shell--exam .mtk-focused-shell__topbar-start .mtk-btn--tertiary{left:var(--space-4);position:absolute}.mtk-focused-shell--exam .mtk-focused-shell__identity{text-align:center}.mtk-focused-shell--exam .mtk-focused-shell__title{font-size:var(--font-size-lg,1.125rem);color:var(--app-text,var(--color-ink));font-weight:700}.mtk-focused-shell--exam .mtk-focused-shell__mode{display:none}.mtk-focused-shell--exam .mtk-focused-shell__body{flex:1;gap:0;min-height:0;padding:0}.mtk-focused-shell--exam .mtk-focused-shell__main{background:var(--app-surface,var(--color-surface));border-right:1px solid var(--app-border,var(--color-border));flex-direction:column;max-width:none;min-height:0;margin:0;display:flex}.mtk-focused-shell--exam .mtk-focused-shell__nav--desktop{background:var(--app-canvas,var(--color-canvas));padding:var(--space-4);border:none;border-radius:0;align-self:stretch;max-height:none;top:0}.mtk-focused-shell--exam .mtk-focused-shell__nav-collapse{display:none}@media (min-width:1200px){.mtk-focused-shell--exam .mtk-focused-shell__body{grid-template-columns:minmax(0,1fr) 300px;padding-inline:0}.mtk-focused-shell--exam .mtk-focused-shell__nav--desktop{width:300px;min-width:300px}}.mtk-practice-question-panel--exam{flex-direction:column;flex:1;min-height:0;display:flex}.mtk-practice-question-panel--exam .mtk-exam-question-heading{font-size:var(--font-size-2xl,1.5rem);white-space:pre-wrap;margin:0;font-weight:700;line-height:1.35}.mtk-practice-question-panel--exam .mtk-exam-question-header{justify-content:space-between;align-items:flex-start;gap:var(--space-4);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));display:flex}.mtk-practice-question-panel--exam .mtk-exam-question-header__main{flex:1;min-width:0}.mtk-practice-question-panel--exam .mtk-exam-question-header__actions{align-items:center;gap:var(--space-2);flex-shrink:0;display:flex}.mtk-practice-question-panel--exam .mtk-exam-question-header__icon{width:1.125rem;height:1.125rem}.mtk-practice-question-panel--exam .mtk-exam-question-header__action--saved{background:var(--app-accent,var(--color-brand-orange));color:var(--app-on-accent,var(--color-accent-ink));border-color:var(--app-accent,var(--color-brand-orange))}.mtk-practice-question-panel--exam 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var(--app-border,var(--color-border));border-radius:var(--radius-md,8px);background:var(--app-accent-soft,var(--color-brand-orange-soft));flex:1}.mtk-practice-question-panel--exam .mtk-exam-explanation-zone:not(:empty){background:var(--app-surface,var(--color-surface));border-style:solid}.mtk-practice-question-panel--exam .mtk-exam-footer{border-top:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));margin-top:auto}.mtk-practice-question-panel--exam .mtk-check-action-row--exam{padding:var(--space-3) var(--space-4);border-top:none}.mtk-practice-question-panel--exam .mtk-check-action-row--exam .mtk-check-action-row__actions{align-items:center;gap:var(--space-3);grid-template-columns:auto 1fr auto;width:100%;display:grid}.mtk-practice-question-panel--exam .mtk-check-action-row--exam .mtk-check-action-row__nav{justify-content:center;align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.mtk-practice-question-panel--exam 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#6b6b6b}.mtk-session-nav__group--subject[data-subject-index="3"]{border-left:3px solid var(--app-success,var(--color-success))}.mtk-session-nav__group--subject .mtk-session-nav__group-label{margin-bottom:var(--space-2);color:var(--app-text,var(--color-ink))}.mtk-session-showcase.mtk-app-shell{grid-template-columns:1fr}.mtk-session-showcase.mtk-focused-shell--exam,.mtk-session-showcase .mtk-focused-shell--exam{border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card,12px);box-shadow:var(--app-shadow-md,var(--shadow-md));overflow:hidden}.mtk-live-region{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}@media (max-width:1199px){.mtk-app-shell{grid-template-columns:1fr}.mtk-sidebar{border-right:none;border-bottom:1px solid var(--app-border,var(--color-border));width:100%;min-width:0;height:auto;min-height:0}.mtk-sidebar__drawer-toggle{display:flex}.mtk-sidebar__drawer-input:not(:checked)~.mtk-sidebar__frame{display:none}.mtk-sidebar__section--utility{margin-top:0}.mtk-session-shell{grid-template-columns:1fr}.mtk-session-shell__panel{position:static}}@media (min-width:1200px){.mtk-sidebar__drawer-toggle,.mtk-sidebar__drawer-input{display:none}.mtk-sidebar__collapse-toggle{display:inline-flex}.mtk-sidebar{width:var(--mtk-sidebar-width-expanded);align-self:start;height:100dvh;min-height:0;max-height:100dvh;position:sticky;top:0}.mtk-sidebar[data-collapsed=true]{width:var(--mtk-sidebar-width-collapsed)}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__brand-row{justify-content:center}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__brand{display:none}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__brand-text,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__back-label,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__item-label,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__section-label,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile-copy,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile-chevron,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__continue-copy,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__continue-bar,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__continue-save{opacity:0;pointer-events:none;width:0;max-width:0;overflow:hidden}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__continue{padding-inline:var(--space-2);align-items:center}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__continue-head,.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile-trigger{justify-content:center}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile{position:relative}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile-list{left:calc(100% + var(--space-2));z-index:50;min-width:12rem;padding:var(--space-2);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md);background:var(--app-surface,#fff);box-shadow:var(--shadow-md,0 8px 24px #0000001f);margin:0;position:absolute;bottom:0}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile:not([open]) .mtk-sidebar__profile-list{display:none}.mtk-sidebar[data-collapsed=true] .mtk-sidebar__profile-list .mtk-sidebar__item-label{opacity:1;pointer-events:auto;width:auto;max-width:none;overflow:visible}.mtk-app-shell:has(.mtk-sidebar__brand) .mtk-header__brand{display:none}}.mtk-app-shell[data-reduce-motion=true] .mtk-sidebar{transition:none}.mtk-tabs{gap:var(--space-1);border-bottom:1px solid var(--color-border);display:flex}.mtk-tabs--scroll{-webkit-overflow-scrolling:touch;scrollbar-width:thin;overflow-x:auto}.mtk-tabs__tab{min-height:var(--touch-min);padding:var(--space-2) var(--space-4);font-weight:600;font-size:var(--font-size-sm);color:var(--color-muted);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-bottom:2px solid #0000;flex-shrink:0;align-items:center;margin-bottom:-1px;text-decoration:none;display:inline-flex}.mtk-tabs__tab--active{color:var(--color-brand-orange-text);border-bottom-color:var(--color-brand-orange)}.mtk-breadcrumbs{gap:var(--space-2);margin:0 0 var(--space-5);font-size:var(--font-size-sm);color:var(--color-muted);flex-wrap:wrap;padding:0;list-style:none;display:flex}.mtk-breadcrumbs__sep:before{content:"/";margin-right:var(--space-2);color:var(--color-border)}.mtk-breadcrumbs__link{color:var(--app-text,var(--color-ink));font-weight:500;text-decoration:none}.mtk-breadcrumbs__link:hover{color:var(--color-brand-orange-text)}.mtk-card{background:var(--app-surface,var(--color-surface));border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card);box-shadow:none;padding:var(--space-5)}.mtk-card--raised{box-shadow:var(--app-shadow-sm,var(--shadow-sm))}.mtk-card__title{margin:0 0 var(--space-2);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium,500);letter-spacing:-.01em;line-height:var(--line-height-tight);color:var(--app-text,var(--color-ink))}.mtk-card__subtitle{margin:0 0 var(--space-4);font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted))}.mtk-card__body{color:var(--app-text,var(--color-ink));font-size:var(--font-size-md);line-height:var(--line-height-normal);margin:0}.mtk-question-card{background:var(--app-surface,var(--color-surface));border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card);box-shadow:var(--app-shadow-sm,var(--shadow-sm));padding:var(--space-5);color:var(--app-text,var(--color-ink))}.mtk-answer-row{align-items:center;gap:var(--space-3);min-height:var(--touch-answer);padding:var(--space-3) var(--space-4);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card);background:var(--app-surface,var(--color-surface));color:var(--app-text,var(--color-ink));cursor:pointer;text-align:left;width:100%;display:flex}.mtk-autosave{align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));display:inline-flex}.mtk-autosave--saving{color:var(--color-brand-orange-text)}.mtk-autosave--saved{color:var(--color-success)}.mtk-autosave--error{color:var(--color-danger)}.mtk-autosave--offline{color:var(--color-warning)}.mtk-skeleton{background:linear-gradient(90deg, var(--app-border,var(--color-border)) 25%, var(--app-surface-muted,#eee) 50%, var(--app-border,var(--color-border)) 75%);border-radius:var(--radius-md);background-size:200% 100%;animation:1.4s infinite mtk-shimmer}@keyframes mtk-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (prefers-reduced-motion:reduce){.mtk-skeleton{background:var(--app-border,var(--color-border));animation:none}}.mtk-toast{align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);border:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));box-shadow:var(--app-shadow-md,var(--shadow-md));max-width:420px;display:flex}.mtk-toast--success{border-color:var(--app-success,var(--color-success));background:var(--app-success-soft,var(--color-success-soft))}.mtk-toast--error{border-color:var(--app-danger,var(--color-danger));background:var(--app-danger-soft,var(--color-danger-soft))}.mtk-toast--warning,.mtk-toast--offline{border-color:var(--app-warning,var(--color-warning));background:var(--app-warning-soft,var(--color-warning-soft))}.mtk-empty{text-align:center;padding:var(--space-7) var(--space-5);color:var(--app-text-muted,var(--color-muted))}.mtk-empty__title{margin:0 0 var(--space-2);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium,500);color:var(--app-text,var(--color-ink))}.mtk-banner{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium,500);display:flex}.mtk-banner--offline{background:var(--app-warning-soft,var(--color-warning-soft));color:var(--app-warning,var(--color-warning));border:1px solid var(--app-warning,var(--color-warning))}.mtk-progress{gap:var(--space-2);flex-direction:column;display:flex}.mtk-progress__track{border-radius:var(--radius-pill);background:var(--app-accent-soft,var(--color-brand-orange-soft));height:8px;overflow:hidden}.mtk-progress__fill{border-radius:var(--radius-pill);background:var(--app-accent,var(--color-brand-orange));height:100%;transition:width var(--motion-slow) var(--motion-easing-standard)}.mtk-progress__label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium,500);color:var(--app-text,var(--color-ink));justify-content:space-between;display:flex}.mtk-badge{align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);border-radius:var(--radius-pill);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium,500);letter-spacing:.01em;text-transform:none;display:inline-flex}.mtk-badge--success{background:var(--app-success-soft,var(--color-success-soft));color:var(--app-success,var(--color-success))}.mtk-badge--danger{background:var(--app-danger-soft,var(--color-danger-soft));color:var(--app-danger,var(--color-danger))}.mtk-paywall{gap:var(--space-4);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-card);background:var(--app-surface,var(--color-surface));flex-direction:column;min-height:100%;padding:clamp(1.35rem,3vw,1.85rem);display:flex;position:relative;box-shadow:0 12px 28px #1f1f1f0d}.mtk-paywall--featured{border-color:var(--app-accent,var(--color-brand-orange));box-shadow:0 18px 44px #1f1f1f14, 0 0 0 2px var(--app-accent,var(--color-brand-orange))}.mtk-paywall__badge{top:var(--space-4);right:var(--space-4);border-radius:var(--radius-pill,999px);font-size:var(--font-size-xs);letter-spacing:.04em;text-transform:uppercase;color:var(--color-brand-orange-text);background:var(--color-brand-orange);padding:.2rem .55rem;font-weight:600;position:absolute}@supports (color:color-mix(in lab, red, red)){.mtk-paywall__badge{background:color-mix(in srgb, var(--color-brand-orange) 14%, white)}}.mtk-paywall__badge{border:1px solid var(--color-brand-orange)}.mtk-paywall__price-row{align-items:baseline;gap:var(--space-2);flex-wrap:wrap;display:flex}.mtk-paywall__price-original{font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));font-variant-numeric:tabular-nums;text-decoration:line-through}.mtk-paywall__price{font-size:clamp(1.25rem,2.5vw,1.5rem);font-weight:var(--font-weight-medium,500);font-variant-numeric:tabular-nums;color:var(--app-text,var(--color-ink));letter-spacing:-.02em;margin:0}.mtk-paywall__cta{width:100%;margin-top:auto}.mtk-paywall__features{gap:var(--space-2);font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.mtk-paywall__features li{align-items:flex-start;gap:var(--space-2);display:flex}.mtk-session-timer{min-height:var(--touch-min);font-variant-numeric:tabular-nums;flex-direction:column;justify-content:center;gap:2px;display:inline-flex}.mtk-session-timer__label{font-size:var(--font-size-xs);color:var(--app-text-muted,var(--color-muted))}.mtk-session-timer__value{font-family:var(--font-mono);font-size:var(--font-size-lg);font-weight:var(--font-weight-medium,500);color:var(--app-text,var(--color-ink));letter-spacing:.02em}.mtk-session-timer--soon .mtk-session-timer__value{color:var(--app-warning,var(--color-warning))}.mtk-session-timer--critical .mtk-session-timer__value{color:var(--app-danger,var(--color-danger))}.mtk-session-timer--blocks{gap:var(--space-3);flex-direction:column;width:100%;display:flex}.mtk-session-timer--blocks .mtk-session-timer__label{font-size:var(--font-size-sm);color:var(--app-text,var(--color-ink));font-weight:600}.mtk-session-timer__blocks{gap:var(--space-2);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.mtk-session-timer__block{align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-1);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-sm,4px);background:var(--app-surface,var(--color-surface));flex-direction:column;display:flex}.mtk-session-timer__block-value{font-family:var(--font-mono,ui-monospace, monospace);font-size:var(--font-size-xl,1.25rem);font-variant-numeric:tabular-nums;color:var(--app-text,var(--color-ink));font-weight:700;line-height:1}.mtk-session-timer__block-unit{font-size:var(--font-size-xs,.75rem);color:var(--app-text-muted,var(--color-muted));text-transform:lowercase}.mtk-session-timer--soon .mtk-session-timer__block-value,.mtk-session-timer--soon .mtk-session-timer__value{color:var(--app-warning,var(--color-warning))}.mtk-session-timer--critical .mtk-session-timer__block-value,.mtk-session-timer--critical .mtk-session-timer__value{color:var(--app-danger,var(--color-danger))}.mtk-page-header{justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-5);flex-wrap:wrap;display:flex}.mtk-page-header__copy{gap:var(--space-2);flex-direction:column;flex:1;min-width:0;display:flex}.mtk-page-header__actions{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}.mtk-filter-toolbar{justify-content:space-between;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4);flex-wrap:wrap;display:flex}.mtk-filter-toolbar__filters,.mtk-filter-toolbar__trailing{gap:var(--space-2);flex-wrap:wrap;align-items:center;display:flex}.mtk-readiness{gap:var(--space-4);padding:var(--space-5);border:1px solid 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.mtk-metric__value{font-size:clamp(1.75rem,4vw,2.35rem)}.mtk-metric__hint{margin:var(--space-1) 0 0;font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));line-height:1.4}.mtk-metric-row{gap:var(--space-4) var(--space-5);grid-template-columns:repeat(auto-fit,minmax(6.5rem,1fr));margin:0;padding:0;display:grid}.mtk-metric-row>.mtk-metric{flex-direction:column;display:flex}.mtk-topic-item{justify-content:space-between;align-items:center;gap:var(--space-3);width:100%;min-height:var(--touch-min);padding:var(--space-3) var(--space-4);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-lg);background:var(--app-surface,var(--color-surface));text-align:left;cursor:pointer;font-family:var(--font-sans);color:var(--app-text,var(--color-ink));transition:border-color var(--motion-fast) var(--motion-easing-standard), background var(--motion-fast) 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var(--space-4);font-size:var(--font-size-3xl);letter-spacing:-.03em;font-weight:700;line-height:var(--line-height-tight)}.mtk-hero__subtitle{margin:0 0 var(--space-6);font-size:var(--font-size-lg);color:#fffc;max-width:56ch;line-height:var(--line-height-relaxed)}.mtk-hero__accent{color:var(--color-brand-orange)}.mtk-showcase{gap:var(--space-6);padding:var(--space-6);max-width:1200px;margin:0 auto;display:grid}.mtk-showcase__section{gap:var(--space-4);flex-direction:column;display:flex}.mtk-showcase__heading{font-size:var(--font-size-xl);color:var(--color-ink);padding-bottom:var(--space-2);border-bottom:1px solid 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(min-width:768px){.mtk-single-select--wide .mtk-single-select__options{gap:var(--space-3);grid-template-columns:1fr 1fr;display:grid}}.mtk-single-select__feedback{gap:var(--space-2);padding-top:var(--space-3);border-top:1px solid var(--app-border,var(--color-border));flex-direction:column;display:flex}.mtk-single-select__feedback-status{align-items:center;gap:var(--space-2);margin:0;font-weight:600;display:inline-flex}.mtk-single-select__review-ids{gap:var(--space-2);font-size:var(--font-size-sm);margin:0;display:grid}.mtk-single-select__review-ids dt{color:var(--app-text-muted,var(--color-muted));margin:0;font-weight:500}.mtk-single-select__review-ids dd{color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-multi-select{gap:var(--space-3);flex-direction:column;width:100%;display:flex}.mtk-multi-select__options{gap:var(--space-2);flex-direction:column;width:100%;display:flex}.mtk-multi-select--compact .mtk-multi-select__options,.mtk-multi-select--standard .mtk-multi-select__options,.mtk-multi-select--wide .mtk-multi-select__options{gap:var(--space-2)}@media (min-width:768px){.mtk-multi-select--wide .mtk-multi-select__options{gap:var(--space-3);grid-template-columns:1fr 1fr;display:grid}.mtk-multi-select--wide .mtk-intentional-none{grid-column:1/-1}}.mtk-multi-select__feedback{gap:var(--space-2);padding-top:var(--space-3);border-top:1px solid var(--app-border,var(--color-border));flex-direction:column;display:flex}.mtk-multi-select__feedback-status{align-items:center;gap:var(--space-2);margin:0;font-weight:600;display:inline-flex}.mtk-multi-select__review-ids{gap:var(--space-2);font-size:var(--font-size-sm);margin:0;display:grid}.mtk-multi-select__review-ids dt{color:var(--app-text-muted,var(--color-muted));margin:0;font-weight:500}.mtk-multi-select__review-ids dd{color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-text-input{gap:var(--space-3);flex-direction:column;width:100%;max-width:36rem;display:flex}.mtk-text-input 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dd{color:var(--app-text,var(--color-ink));word-break:break-word;margin:0;font-weight:600}.mtk-question-option,.mtk-explanation-body{width:100%;display:block}.mtk-question-media-block{gap:var(--space-4);width:100%;max-width:100%;display:grid}.mtk-question-media-block--compact{gap:var(--space-2)}.mtk-question-media-block__gate{margin:0}.mtk-question-media-figure{gap:var(--space-2);width:100%;max-width:100%;margin:0;display:grid}.mtk-question-media-figure--compact{max-width:min(100%,280px)}.mtk-question-media-frame{background:var(--app-surface-muted,var(--color-surface-muted,#f3f0ec));border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md);contain:layout;width:100%;max-width:100%;position:relative;overflow:hidden}.mtk-question-media-frame__skeleton{border-radius:0;position:absolute;inset:0}.mtk-question-media-frame__img{object-fit:contain;object-position:center;background:0 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var(--app-border,var(--color-border));flex-direction:column;display:flex}.mtk-approved-feedback__status{align-items:center;gap:var(--space-2);color:var(--app-text,var(--color-ink));margin:0;font-weight:600;display:inline-flex}.mtk-approved-feedback__comparison{width:100%}.mtk-approved-feedback__answer-ids{gap:var(--space-2);font-size:var(--font-size-sm);margin:0;display:grid}.mtk-approved-feedback__answer-ids dt{color:var(--app-text-muted,var(--color-muted));margin:0;font-weight:500}.mtk-approved-feedback__answer-ids dd{color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-approved-feedback__explanation,.mtk-approved-feedback__alternatives{gap:var(--space-2);display:grid}.mtk-approved-feedback__explanation-heading,.mtk-approved-feedback__alternatives-heading,.mtk-approved-feedback__topics-label{font-size:var(--font-size-sm);color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-approved-feedback__unavailable,.mtk-approved-feedback__locked{font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));margin:0}.mtk-approved-feedback__alternatives-list{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}.mtk-approved-feedback__alternatives-list li{gap:var(--space-1);font-size:var(--font-size-sm);display:grid}.mtk-approved-feedback__alt-label{color:var(--app-text,var(--color-ink));font-weight:600}.mtk-approved-feedback__alt-text{color:var(--app-text-muted,var(--color-muted))}.mtk-approved-feedback__actions{justify-content:space-between;align-items:flex-end;gap:var(--space-3);flex-wrap:wrap;display:flex}.mtk-approved-feedback__topics{gap:var(--space-1);min-width:0;display:grid}.mtk-approved-feedback__topic-list{gap:var(--space-2);font-size:var(--font-size-sm);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.mtk-approved-feedback__topic-list a{color:var(--app-text,var(--color-ink));text-underline-offset:2px;text-decoration:underline}.mtk-approved-feedback__report{appearance:none;font:inherit;font-size:var(--font-size-sm);color:var(--app-text-muted,var(--color-muted));cursor:pointer;text-underline-offset:2px;background:0 0;border:0;margin:0;padding:0;font-weight:600;text-decoration:underline}.mtk-approved-feedback__report:focus-visible{outline:2px solid var(--app-focus,var(--color-brand));outline-offset:2px}@media (prefers-reduced-motion:reduce){.mtk-approved-feedback *{transition:none!important}}[data-theme=dark] .mtk-approved-feedback,.mtk-showcase--dark .mtk-approved-feedback{border-top-color:var(--app-border,#3a3a3c)}[data-theme=dark] .mtk-approved-feedback__status,.mtk-showcase--dark .mtk-approved-feedback__status{color:var(--app-text,#f5f5f5)}.mtk-check-action-row{gap:var(--space-3);width:100%;padding-top:var(--space-3);flex-direction:column;display:flex}.mtk-check-action-row__actions{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.mtk-check-action-row__utilities{align-items:center;gap:var(--space-2);flex-wrap:wrap;margin-inline-start:auto;display:inline-flex}.mtk-check-action-row__dirty{gap:var(--space-2);padding:var(--space-3);border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-md,8px);background:var(--app-surface,var(--color-surface,#fff));display:grid}.mtk-check-action-row__dirty-title{font-size:var(--font-size-sm);color:var(--app-text,var(--color-ink));margin:0;font-weight:600}.mtk-check-action-row__dirty-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}@media (prefers-reduced-motion:reduce){.mtk-check-action-row *{transition:none!important}}[data-theme=dark] .mtk-check-action-row,.mtk-showcase--dark .mtk-check-action-row{color:var(--app-text,#f5f5f5)}[data-theme=dark] .mtk-check-action-row__dirty,.mtk-showcase--dark .mtk-check-action-row__dirty{background:var(--app-surface,#1c1c1e);border-color:var(--app-border,#3a3a3c)}.mtk-library{background:var(--app-canvas,var(--color-canvas));min-height:100dvh}.mtk-library__toolbar{justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-3) clamp(var(--space-4), 4vw, var(--space-6));border-bottom:1px solid var(--app-border,var(--color-border));background:var(--app-surface,var(--color-surface));display:flex}.mtk-library__identity,.mtk-library__controls{align-items:center;gap:var(--space-3);display:flex}.mtk-library__mark{border-radius:var(--radius-sm);background:var(--app-accent,var(--color-brand-orange));flex:none;width:20px;height:20px;box-shadow:inset 0 -4px #1d1d1f29}.mtk-library__eyebrow,.mtk-library__name{margin:0}.mtk-library__eyebrow{color:var(--app-text-muted,var(--color-muted));font-size:var(--font-size-xs);letter-spacing:.04em;text-transform:uppercase;font-weight:600}.mtk-library__name{color:var(--app-text,var(--color-ink));font-size:var(--font-size-sm);font-weight:700}.mtk-library__control{align-items:center;gap:var(--space-2);color:var(--app-text-muted,var(--color-muted));font-size:var(--font-size-sm);font-weight:600;display:inline-flex}.mtk-library__control select,.mtk-library__motion-toggle{border:1px solid var(--app-border,var(--color-border));border-radius:var(--radius-sm);background:var(--app-surface-raised,var(--color-paper));min-height:36px;color:var(--app-text,var(--color-ink));font:inherit}.mtk-library__control select{padding:0 var(--space-4) 0 var(--space-2)}.mtk-library__motion-toggle{padding:0 var(--space-3);cursor:pointer}.mtk-library__motion-toggle[aria-pressed=true]{border-color:var(--app-accent,var(--color-brand-orange));background:var(--app-accent-soft,var(--color-brand-orange-soft));color:var(--app-accent-text,var(--color-brand-orange-text))}.mtk-library[data-motion=reduced] *,.mtk-library[data-motion=reduced] :before,.mtk-library[data-motion=reduced] :after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.mtk-library .mtk-hero{padding:clamp(var(--space-6), 6vw, var(--space-8));border:1px solid var(--app-border,var(--color-border));border-left:4px solid var(--app-accent,var(--color-brand-orange));border-radius:var(--radius-card);background:var(--app-surface,var(--color-surface));color:var(--app-text,var(--color-ink));box-shadow:none;position:relative;overflow:hidden}.mtk-library .mtk-hero__title{letter-spacing:-.045em;max-width:15ch;font-size:clamp(2.25rem,5vw,3.5rem)}.mtk-library .mtk-hero__subtitle{max-width:52ch;color:var(--app-text-muted,var(--color-muted));font-size:var(--font-size-lg)}.mtk-library .mtk-showcase{gap:var(--space-7);max-width:1120px;padding:clamp(var(--space-4), 4vw, var(--space-7))}.mtk-library .mtk-showcase__section{gap:var(--space-4)}.mtk-library .mtk-showcase__heading{padding-bottom:var(--space-3);font-size:var(--font-size-xl);letter-spacing:-.02em}@media (max-width:640px){.mtk-library__toolbar,.mtk-library__controls{align-items:stretch}.mtk-library__toolbar{flex-direction:column}.mtk-library__controls{width:100%}.mtk-library__control,.mtk-library__motion-toggle{flex:1}.mtk-library__control select{flex:1;min-width:0}}.mtk-library .mtk-hero{border:1px solid var(--app-border,#101010);border-left:3px solid var(--app-accent,var(--color-brand-orange));background:var(--app-nav-surface,#101010);color:var(--app-on-accent,#fff);border-radius:3px}.mtk-library .mtk-hero__title{letter-spacing:-.055em;font-weight:600}.mtk-library .mtk-hero__subtitle{color:var(--app-on-accent,#fff)}@supports (color:color-mix(in lab, red, red)){.mtk-library .mtk-hero__subtitle{color:color-mix(in srgb, var(--app-on-accent,#fff) 78%, transparent)}}.mtk-library .mtk-showcase__heading{color:var(--app-text,var(--color-ink));font-size:var(--font-size-sm);letter-spacing:.04em;text-transform:uppercase;font-weight:700}.mtk-library .mtk-showcase__state-label{letter-spacing:.08em}.mtk-library .mtk-option-shell,.mtk-library .mtk-intentional-none,.mtk-library .mtk-field__input,.mtk-library .mtk-modal,.mtk-library .mtk-toast,.mtk-library .mtk-empty{border-radius:3px}.mtk-library .mtk-btn,.mtk-library .mtk-icon-btn,.mtk-library .mtk-header__cta{border-radius:var(--radius-button)}.mtk-library .mtk-header__cta,.mtk-library .mtk-btn--primary{background:var(--app-accent,var(--color-brand-orange))}.mtk-text{color:var(--app-text,var(--color-ink));font-family:var(--font-sans);margin:0}.mtk-text--hero{font-size:var(--font-size-display);font-weight:var(--font-weight-medium,500);line-height:var(--line-height-tight);letter-spacing:-.02em}.mtk-text--heading-1{font-size:var(--font-size-heading);font-weight:var(--font-weight-medium,500);letter-spacing:-.015em;line-height:1.2}.mtk-text--heading-2{font-size:var(--font-size-section);font-weight:var(--font-weight-medium,500);letter-spacing:-.01em;line-height:1.25}.mtk-text--heading-3{font-size:var(--font-size-xl);font-weight:var(--font-weight-medium,500);letter-spacing:-.01em;line-height:1.3}.mtk-text--heading-4{font-size:var(--font-size-lg);font-weight:var(--font-weight-medium,500);line-height:1.35}.mtk-text--body-large{font-size:var(--font-size-lg);line-height:var(--line-height-relaxed)}.mtk-text--body{font-size:var(--font-size-md);line-height:var(--line-height-normal)}.mtk-text--body-small,.mtk-text--label{font-size:var(--font-size-sm);line-height:var(--line-height-normal)}.mtk-text--label{font-weight:var(--font-weight-medium,500)}.mtk-text--eyebrow{font-size:var(--font-size-xs);font-weight:var(--font-weight-medium,500);letter-spacing:.02em;text-transform:none;color:var(--app-text-muted,var(--color-muted));line-height:1.3}.mtk-text--mono{font-family:var(--font-mono);font-size:var(--font-size-sm);line-height:var(--line-height-normal)}.mtk-text--tone-muted{color:var(--app-text-muted,var(--color-muted))}.mtk-text--tone-accent{color:var(--app-accent,var(--color-brand-orange))}.mtk-text--tone-inverse{color:var(--app-surface,var(--color-surface))}.mtk-text--tone-danger{color:var(--app-danger,var(--color-danger))}.mtk-text--align-center{text-align:center}.mtk-text--align-end{text-align:end}.mtk-library:not([data-theme=dark]) .mtk-hero{border-radius:var(--radius-card);background:var(--app-accent,var(--color-brand-orange));color:#fffbf5;border:0;justify-content:flex-end;min-height:760px}.mtk-library:not([data-theme=dark]) .mtk-hero .mtk-text,.mtk-library:not([data-theme=dark]) .mtk-hero .mtk-hero__subtitle{color:#fffbf5}.mtk-library:not([data-theme=dark]) .mtk-hero .mtk-hero__title{font-weight:var(--font-weight-medium,500)}.mtk-library:not([data-theme=dark]) .mtk-hero .mtk-hero__accent{color:#1f1f1f}.mtk-library:not([data-theme=dark]) .mtk-hero .mtk-btn--primary{color:#1f1f1f;background:#fffbf5}.mtk-library[data-theme=dark] .mtk-hero{border:1px solid var(--app-border);border-left:4px solid var(--app-accent);border-radius:var(--radius-card);background:var(--app-surface-raised);min-height:760px;color:var(--app-text);box-shadow:none;justify-content:flex-end}.mtk-library[data-theme=dark] .mtk-hero .mtk-text,.mtk-library[data-theme=dark] .mtk-hero .mtk-hero__subtitle{color:var(--app-text-muted)}.mtk-library[data-theme=dark] .mtk-hero .mtk-hero__title{color:var(--app-text);font-weight:var(--font-weight-medium,500)}.mtk-library[data-theme=dark] .mtk-hero .mtk-hero__accent{color:var(--app-accent)}.mtk-library[data-theme=dark] .mtk-hero .mtk-btn--primary{background:var(--app-accent);color:var(--app-on-accent)}@media (prefers-color-scheme:dark){.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero{border:1px solid var(--app-border);border-left:4px solid var(--app-accent);border-radius:var(--radius-card);background:var(--app-surface-raised);min-height:760px;color:var(--app-text);box-shadow:none;justify-content:flex-end}.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero .mtk-text,.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero .mtk-hero__subtitle{color:var(--app-text-muted)}.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero .mtk-hero__title{color:var(--app-text);font-weight:var(--font-weight-medium,500)}.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero .mtk-hero__accent{color:var(--app-accent)}.mtk-library:not([data-theme=light]):not([data-theme=dark]) .mtk-hero .mtk-btn--primary{background:var(--app-accent);color:var(--app-on-accent)}}@media (max-width:767px){.mtk-library .mtk-hero{min-height:680px}}
.mtk-app-shell{--app-canvas:#f7f7f7;--app-surface:#fff;--app-surface-raised:#fff;--app-surface-muted:#eee;--app-text:#1f1f1f;--app-text-muted:#6b6b6b;--app-border:#0000001a;--app-accent:#ff5e1f;--app-accent-hover:#ff5e1f;--app-accent-soft:#f5f5f5;--app-accent-text:#ff5e1f;--app-on-accent:#fff;--app-nav-surface:#1f1f1f;--app-nav-hover:#141416;--app-nav-deep:#0f0f10;--app-focus:#ff5e1f;--app-focus-contrast:#1f1f1f;--app-success:#167a5b;--app-success-soft:#e8f5f0;--app-warning:#9a6700;--app-warning-soft:#fffaeb;--app-danger:#b42318;--app-danger-soft:#fef3f2;--app-info:#175cd3;--app-info-soft:#eff4ff;--app-overlay:#1f1f1f8c;--app-shadow-sm:0 1px 2px #1f1f1f0f;--app-shadow-md:0 4px 16px #1f1f1f14;--app-shadow-lg:0 12px 32px #1f1f1f1f;--color-canvas:var(--app-canvas);--color-surface:var(--app-surface);--color-paper:var(--app-surface-raised);--color-ink:var(--app-text);--color-muted:var(--app-text-muted);--color-border:var(--app-border);--color-accent:var(--app-accent);--color-brand-orange:var(--app-accent);--color-brand-orange-soft:var(--app-accent-soft);--color-brand-orange-text:var(--app-accent-text);--color-accent-ink:var(--app-on-accent);--color-navy:var(--app-nav-surface);--color-navy-hover:var(--app-nav-hover);--color-nav-deep:var(--app-nav-deep);--color-success:var(--app-success);--color-success-soft:var(--app-success-soft);--color-warning:var(--app-warning);--color-warning-soft:var(--app-warning-soft);--color-danger:var(--app-danger);--color-danger-soft:var(--app-danger-soft);--color-info:var(--app-info);--color-info-soft:var(--app-info-soft);--color-overlay:var(--app-overlay);--shadow-sm:var(--app-shadow-sm);--shadow-md:var(--app-shadow-md);--shadow-lg:var(--app-shadow-lg);background:var(--app-canvas);color:var(--app-text);font-family:var(--font-sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}.mtk-app-shell .mtk-focus-ring:focus-visible{outline:2px solid var(--app-focus-contrast);outline-offset:2px;box-shadow:0 0 0 4px var(--app-focus)}.mtk-app-shell .mtk-header .mtk-focus-ring:focus-visible,.mtk-app-shell .mtk-sidebar__continue:focus-visible,.mtk-app-shell .mtk-sidebar__item--continue:focus-visible,.mtk-app-shell .mtk-btn--secondary:focus-visible,.mtk-app-shell .mtk-skip-link:focus-visible{outline-offset:2px;box-shadow:0 0 0 4px var(--app-focus);outline:2px solid #fff}.mtk-app-shell .mtk-btn--primary:focus-visible{outline:2px solid var(--app-on-accent);outline-offset:2px;box-shadow:0 0 0 2px #fff, 0 0 0 4px var(--app-on-accent)}