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var(--opn-color-border-subtle);border-radius:var(--opn-radius-md);background:var(--opn-color-bg-surface-soft);padding:var(--opn-space-4);display:grid}.opn-password-requirements p{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-label);font-weight:var(--opn-font-weight-bold);line-height:var(--opn-line-height-label);margin:0}.opn-password-requirements ul{gap:var(--opn-space-2);margin:0;padding:0;list-style:none;display:grid}.opn-password-requirements li{align-items:center;gap:var(--opn-space-2);color:var(--opn-color-text-muted);font-size:var(--opn-font-size-label);line-height:var(--opn-line-height-label);display:flex}.opn-password-requirements li[data-met=true]{color:var(--opn-color-success-text);font-weight:var(--opn-font-weight-semibold)}.opn-state-switcher{gap:var(--opn-space-2);flex-wrap:wrap;display:flex}@media (max-width:900px){.opn-auth-layout{grid-template-columns:1fr}.opn-auth-layout__intro{padding-block:0}.opn-auth-layout--login,.opn-auth-layout--signup,.opn-auth-layout--email-confirmation,.opn-auth-layout--password-recovery,.opn-auth-layout--password-reset,.opn-auth-layout--session-expired,.opn-auth-layout--session-ended{padding:var(--opn-space-6)}.opn-auth-layout--login .opn-auth-layout__aside,.opn-auth-layout--signup .opn-auth-layout__aside,.opn-auth-layout--email-confirmation .opn-auth-layout__aside,.opn-auth-layout--password-recovery .opn-auth-layout__aside,.opn-auth-layout--password-reset .opn-auth-layout__aside,.opn-auth-layout--session-expired .opn-auth-layout__aside,.opn-auth-layout--session-ended .opn-auth-layout__aside{display:grid}.opn-auth-layout__aside{display:none}}@media (max-width:520px){.opn-auth-links,.opn-state-switcher{flex-direction:column;align-items:stretch}.opn-auth-links .opn-button,.opn-state-switcher .opn-button{width:100%}.opn-password-field__toggle{justify-self:stretch}}.opn-onboarding-layout,.opn-workspace-switcher{align-items:start;gap:clamp(var(--opn-space-6), 5vw, var(--opn-space-12));grid-template-columns:minmax(0,.92fr) minmax(22rem,1.08fr);display:grid}.opn-onboarding-layout__intro,.opn-workspace-switcher__intro{gap:var(--opn-space-6);padding-block:clamp(var(--opn-space-2), 5vw, var(--opn-space-10));display:grid}.opn-onboarding-panel,.opn-workspace-switcher__panel{gap:var(--opn-space-6);max-width:none;display:grid}.opn-onboarding-layout{align-items:center;gap:clamp(var(--opn-space-6), 4vw, var(--opn-space-10));border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-lg);background:var(--opn-color-bg-surface);padding:clamp(var(--opn-space-6), 4vw, var(--opn-space-10));box-shadow:var(--opn-shadow-sm);grid-template-columns:minmax(0,1fr) minmax(23rem,32rem)}.opn-onboarding-layout__intro{gap:var(--opn-space-5);padding-block:0}.opn-onboarding-layout .opn-title-display{letter-spacing:-.035em;max-width:40rem;margin:0;font-size:clamp(2.35rem,3.8vw,3.15rem);line-height:1.08}.opn-onboarding-layout .opn-text-muted{max-width:40rem;font-size:1.04rem;line-height:1.65}.opn-onboarding-layout .opn-prepared-integration-card{border-color:var(--opn-color-border-subtle);background:var(--opn-color-bg-surface-soft);max-width:40rem;box-shadow:none}.opn-onboarding-layout .opn-onboarding-panel{box-shadow:var(--opn-shadow-sm);align-self:center}.opn-workspace-switcher{align-items:center;gap:clamp(var(--opn-space-6), 4vw, var(--opn-space-10));border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-lg);background:var(--opn-color-bg-surface);padding:clamp(var(--opn-space-6), 4vw, var(--opn-space-10));box-shadow:var(--opn-shadow-sm);grid-template-columns:minmax(0,1fr) minmax(23rem,32rem)}.opn-workspace-switcher__intro{gap:var(--opn-space-5);padding-block:0}.opn-workspace-switcher .opn-title-display{letter-spacing:-.035em;max-width:40rem;margin:0;font-size:clamp(2.35rem,3.8vw,3.15rem);line-height:1.08}.opn-workspace-switcher .opn-text-muted{max-width:40rem;font-size:1.04rem;line-height:1.65}.opn-workspace-switcher .opn-prepared-integration-card{border-color:var(--opn-color-border-subtle);background:var(--opn-color-bg-surface-soft);max-width:40rem;box-shadow:none}.opn-workspace-switcher .opn-workspace-switcher__panel{box-shadow:var(--opn-shadow-sm);align-self:center}.opn-onboarding-panel h2,.opn-workspace-switcher__panel h2,.opn-workspace-section-header h2,.opn-prepared-integration-card h2{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h2);line-height:var(--opn-line-height-h2);margin:0}.opn-prepared-integration-card{gap:var(--opn-space-3);background:linear-gradient(135deg, var(--opn-color-bg-surface), 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var(--opn-color-text-default));color:var(--opn-color-text-inverse);padding:var(--opn-space-6);flex-direction:column;display:flex}.opn-authenticated-shell__brand{align-items:center;gap:var(--opn-space-3);display:flex}.opn-authenticated-shell__brand-mark{border-radius:var(--opn-radius-md);background:var(--opn-color-bg-surface);width:2.75rem;height:2.75rem;padding:var(--opn-space-1);justify-content:center;align-items:center;display:inline-flex;overflow:hidden}.opn-authenticated-shell__brand-mark .opn-brand-mark{width:100%}.opn-authenticated-shell__brand div{gap:var(--opn-space-1);display:grid}.opn-authenticated-shell__brand span:not(.opn-authenticated-shell__brand-mark){color:#ffffffb8;font-size:var(--opn-font-size-label)}.opn-authenticated-shell__nav{gap:var(--opn-space-2);display:grid}.opn-authenticated-shell__nav a,.opn-authenticated-shell__nav span{border-radius:var(--opn-radius-sm);color:#fffc;padding:var(--opn-space-3) var(--opn-space-4)}.opn-authenticated-shell__nav 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var(--opn-space-8))}.opn-workspace-home{gap:var(--opn-space-6);display:grid}.opn-workspace-hero{gap:var(--opn-space-4);border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-lg);background:linear-gradient(135deg, var(--opn-color-bg-surface), var(--opn-color-bg-surface-soft));padding:clamp(var(--opn-space-5), 3vw, var(--opn-space-8));box-shadow:var(--opn-shadow-sm);display:grid}.opn-workspace-hero__content{gap:var(--opn-space-4);max-width:48rem;display:grid}.opn-workspace-hero .opn-title-display{letter-spacing:-.03em;max-width:48rem;margin:0;font-size:clamp(2rem,3.2vw,2.75rem);line-height:1.1}.opn-workspace-summary-grid,.opn-workspace-feature-grid{gap:var(--opn-space-4);display:grid}.opn-workspace-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.opn-workspace-summary-card,.opn-workspace-feature-card{gap:var(--opn-space-3);display:grid}.opn-workspace-summary-card__label{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);font-weight:var(--opn-font-weight-bold);letter-spacing:.08em;line-height:var(--opn-line-height-caption);text-transform:uppercase}.opn-workspace-summary-card strong{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h3);line-height:var(--opn-line-height-h3)}.opn-workspace-section-header{justify-content:space-between;align-items:flex-start;gap:var(--opn-space-4);display:flex}.opn-workspace-section-header>div{gap:var(--opn-space-2);display:grid}.opn-workspace-feature-card__header{justify-content:space-between;align-items:flex-start;gap:var(--opn-space-3);display:flex}@media (max-width:920px){.opn-onboarding-layout,.opn-workspace-switcher,.opn-authenticated-shell{grid-template-columns:1fr}.opn-authenticated-shell__sidebar{border-right:0;border-bottom:var(--opn-border-width-default) solid var(--opn-color-border-subtle)}.opn-authenticated-shell__nav{grid-template-columns:repeat(2,minmax(0,1fr))}.opn-workspace-feature-grid,.opn-workspace-summary-grid{grid-template-columns:1fr}}@media 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a:after{content:"/";margin-left:var(--opn-space-2);color:var(--opn-color-text-disabled)}.opn-project-form-card.opn-card--form{gap:var(--opn-space-6);width:100%;max-width:none;display:grid}.opn-project-form{gap:var(--opn-space-5);display:grid}.opn-project-form__section{gap:var(--opn-space-4);border-top:var(--opn-border-width-default) solid var(--opn-color-border-subtle);padding-top:var(--opn-space-5);display:grid}.opn-project-form__section:first-child{border-top:0;padding-top:0}.opn-project-form__section-header{gap:var(--opn-space-1);display:grid}.opn-project-form__section-header h2{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h3);line-height:var(--opn-line-height-h3);margin:0}.opn-project-form__section-header p{color:var(--opn-color-text-muted);margin:0}.opn-project-form__grid{gap:var(--opn-space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.opn-project-form__grid 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dt{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);font-weight:var(--opn-font-weight-bold);letter-spacing:.08em;line-height:var(--opn-line-height-caption);text-transform:uppercase}.opn-project-detail-list dd{color:var(--opn-color-text-strong);overflow-wrap:anywhere;margin:0}.opn-project-tag-list{gap:var(--opn-space-2);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.opn-project-list-counters{gap:var(--opn-space-3);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.opn-project-list-counter{gap:var(--opn-space-2);display:grid}.opn-project-list-counter span{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);font-weight:var(--opn-font-weight-bold);letter-spacing:.08em;line-height:var(--opn-line-height-caption);text-transform:uppercase}.opn-project-list-counter strong{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h2);line-height:var(--opn-line-height-h2)}.opn-project-list-filters{gap:var(--opn-space-4);display:grid}.opn-project-list-filters__form{gap:var(--opn-space-4);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.opn-project-list-filters__archived{align-self:end}.opn-project-list-filters__actions{justify-content:flex-end;align-items:flex-end;gap:var(--opn-space-3);flex-wrap:wrap;display:flex}.opn-project-list-results,.opn-project-list-results__grid{gap:var(--opn-space-4);display:grid}.opn-project-list-card{gap:var(--opn-space-5);grid-template-columns:minmax(0,1fr) auto;display:grid}.opn-project-list-card__main{gap:var(--opn-space-4);min-width:0;display:grid}.opn-project-list-card__title{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h3);line-height:var(--opn-line-height-h3);margin:0}.opn-project-list-card__title a{color:inherit;text-decoration:none}.opn-project-list-card__title a:hover{color:var(--opn-color-action-primary);text-decoration:underline}.opn-project-list-card__summary{max-width:64rem;color:var(--opn-color-text-muted);margin:0;line-height:1.65}.opn-project-list-card__meta{gap:var(--opn-space-3) var(--opn-space-4);grid-template-columns:repeat(3,minmax(0,1fr));margin:0;display:grid}.opn-project-list-card__meta div{gap:var(--opn-space-1);min-width:0;display:grid}.opn-project-list-card__meta dt{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);font-weight:var(--opn-font-weight-bold);letter-spacing:.08em;line-height:var(--opn-line-height-caption);text-transform:uppercase}.opn-project-list-card__meta dd{color:var(--opn-color-text-strong);overflow-wrap:anywhere;margin:0}.opn-project-list-card__tags{gap:var(--opn-space-2);flex-wrap:wrap;display:flex}.opn-project-list-card__actions{gap:var(--opn-space-3);flex-direction:column;justify-content:flex-start;align-items:stretch;display:flex}.opn-workspace-feature-card__action{justify-self:start}@media (max-width:920px){.opn-project-detail-layout,.opn-project-study-context-grid,.opn-project-form__grid,.opn-project-list-filters__form,.opn-project-list-card,.opn-project-list-card__meta{grid-template-columns:1fr}.opn-project-list-counters{grid-template-columns:repeat(2,minmax(0,1fr))}.opn-project-page__header-main,.opn-project-detail-header__main{flex-direction:column;align-items:stretch}}@media (max-width:720px){.opn-project-page__actions,.opn-project-detail-header__actions,.opn-project-form__actions,.opn-project-list-filters__actions,.opn-project-list-card__actions,.opn-project-page__actions .opn-button,.opn-project-detail-header__actions 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h2{font-size:1.05rem}.opn-survey-builder-canvas-page-switcher{padding:var(--opn-space-2) var(--opn-space-4);top:4.7rem}.opn-survey-builder-canvas-page-tab{min-width:11rem;max-width:15rem;padding:var(--opn-space-2) var(--opn-space-3)}.opn-survey-builder-canvas-stage{gap:0}.opn-survey-builder-canvas-toolbar{border:0;border-bottom:var(--opn-border-width-default) solid var(--opn-color-border-subtle);background:var(--opn-color-bg-surface);padding:var(--opn-space-3) var(--opn-space-4);border-radius:0;top:8.6rem}.opn-survey-builder-canvas-toolbar--compact h3{text-overflow:ellipsis;white-space:nowrap;max-width:44rem;font-size:1.1rem;overflow:hidden}.opn-survey-builder-canvas-context{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-sm)}.opn-survey-builder-canvas-viewport{min-height:100%;box-shadow:none;border:0;border-radius:0;overflow:visible}.opn-survey-builder-canvas-viewport__bar{display:none}.opn-survey-builder-canvas-sheet{width:min(100%,48rem);padding:var(--opn-space-4)}.opn-survey-page-card--canvas{border-radius:var(--opn-radius-lg);box-shadow:var(--opn-shadow-sm)}.opn-survey-page-card--canvas .opn-survey-page-card__header,.opn-survey-page-card--canvas .opn-survey-blocks__header,.opn-survey-page-card--canvas .opn-survey-questions__header,.opn-survey-page-card--canvas .opn-survey-alternatives__header{flex-direction:row;align-items:center}.opn-survey-page-card--canvas .opn-survey-page-card__header h3{font-size:1.25rem}.opn-survey-page-card--canvas 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.opn-survey-tree-panel__header h2{font-size:1.15rem}.opn-survey-builder-inspector-card{align-content:start;gap:var(--opn-space-3);min-height:100%;box-shadow:none;border:0;border-radius:0;grid-auto-rows:max-content}.opn-survey-builder-inspector-card__header{z-index:4;justify-content:space-between;align-items:center;gap:var(--opn-space-3);border-bottom:var(--opn-border-width-default) solid var(--opn-color-border-subtle);background:var(--opn-color-bg-surface);padding-bottom:var(--opn-space-3);display:flex;position:sticky;top:0}.opn-survey-builder-inspector-card__header h2{font-size:1.05rem}.opn-survey-builder-selected-summary{gap:var(--opn-space-2);border-top:0;padding-top:0}.opn-survey-builder-selected-summary h3{font-size:1.1rem}.opn-survey-builder-selected-summary p{line-height:1.45}.opn-survey-builder-editor-section,.opn-survey-builder-alternative-summary,.opn-survey-builder-guidance-list{padding-top:var(--opn-space-3)}.opn-survey-builder-property-list{gap:var(--opn-space-2)}.opn-survey-builder-property-section{border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-md);background:var(--opn-color-bg-surface-soft);padding:0}.opn-survey-builder-property-section summary{cursor:pointer;color:var(--opn-color-text-strong);font-size:var(--opn-font-size-label);font-weight:var(--opn-font-weight-bold);padding:var(--opn-space-3);list-style-position:inside}.opn-survey-builder-property-section>p,.opn-survey-builder-property-section>.opn-survey-builder-property-grid{padding-right:var(--opn-space-3);padding-left:var(--opn-space-3)}.opn-survey-builder-property-section>.opn-survey-builder-property-grid{padding-bottom:var(--opn-space-3)}.opn-survey-builder-property-row{background:var(--opn-color-bg-surface);padding:var(--opn-space-2) var(--opn-space-3)}.opn-survey-builder-alternative-summary__list{scrollbar-width:thin;max-height:15rem;overflow:auto}@media (max-width:1320px){.opn-survey-builder-page{height:auto;min-height:0;overflow:visible}.opn-survey-builder-shell{grid-template-columns:minmax(14rem,17rem) minmax(0,1fr);height:auto;overflow:visible}.opn-survey-builder-shell__right{border-left:0;border-top:var(--opn-border-width-default) solid var(--opn-color-border-subtle);grid-column:1/-1;grid-template-columns:1fr}.opn-survey-builder-shell__left,.opn-survey-builder-shell__right,.opn-survey-builder-canvas,.opn-survey-tree-panel{height:auto;max-height:none;overflow:visible}}@media (max-width:1040px){.opn-survey-builder-shell{grid-template-columns:1fr}.opn-survey-builder-shell__left{border-right:0;border-bottom:var(--opn-border-width-default) solid var(--opn-color-border-subtle)}.opn-survey-builder-canvas__header,.opn-survey-builder-canvas-page-switcher,.opn-survey-builder-canvas-toolbar,.opn-survey-builder-inspector-card__header{position:static}}@media (max-width:720px){.opn-survey-builder-page{gap:var(--opn-space-2)}.opn-survey-builder-header__main,.opn-survey-builder-header__actions,.opn-survey-builder-canvas__header,.opn-survey-page-card--canvas .opn-survey-page-card__header,.opn-survey-page-card--canvas .opn-survey-blocks__header,.opn-survey-page-card--canvas .opn-survey-questions__header,.opn-survey-page-card--canvas 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solid var(--opn-color-info-border);border-inline-start:.3rem solid var(--opn-color-action-primary);border-radius:var(--opn-radius-lg);background:var(--opn-color-info-bg);width:min(100%,64rem);min-width:0;padding:var(--opn-space-4) clamp(var(--opn-space-4), 3vw, var(--opn-space-6));box-shadow:var(--opn-shadow-sm);display:flex}.opn-survey-preview-guardrail__marker{border:.2rem solid var(--opn-color-action-primary);border-radius:var(--opn-radius-pill);background:var(--opn-color-bg-surface);width:1rem;height:1rem;box-shadow:inset 0 0 0 .15rem var(--opn-color-info-bg);flex:none;margin-top:.35rem;display:block}.opn-survey-preview-guardrail__copy{gap:var(--opn-space-1);min-width:0;display:grid}.opn-survey-preview-guardrail__copy h2,.opn-survey-preview-guardrail__copy p{margin:0}.opn-survey-preview-guardrail__copy h2{color:var(--opn-color-text-strong);font-size:1rem;font-weight:var(--opn-font-weight-bold);line-height:1.4}.opn-survey-preview-guardrail__copy p{max-width:56rem;color:var(--opn-color-text-default);overflow-wrap:anywhere;line-height:1.6}.opn-survey-preview-document.opn-card--workspace{border-color:var(--opn-color-border-default);width:min(100%,54rem);box-shadow:var(--opn-shadow-md);justify-self:center;gap:0;padding:0;display:grid;overflow:hidden}.opn-survey-preview-document__header{gap:var(--opn-space-3);border-bottom:var(--opn-border-width-default) solid var(--opn-color-border-subtle);background:var(--opn-color-bg-surface-soft);padding:clamp(var(--opn-space-6), 4vw, var(--opn-space-10));display:grid}.opn-survey-preview-document__page-meta{gap:var(--opn-space-2) var(--opn-space-4);color:var(--opn-color-action-primary);font-size:var(--opn-font-size-caption);font-weight:var(--opn-font-weight-extra-bold);letter-spacing:.06em;line-height:var(--opn-line-height-caption);text-transform:uppercase;flex-wrap:wrap;display:flex}.opn-survey-preview-document__header h2{max-width:44rem;color:var(--opn-color-text-strong);letter-spacing:-.025em;overflow-wrap:anywhere;margin:0;font-size:clamp(1.65rem,2.6vw,2.15rem);line-height:1.15}.opn-survey-preview-reading-focus{box-sizing:border-box;border-radius:var(--opn-radius-sm);width:fit-content;max-width:100%;margin-block:calc(var(--opn-space-1) * -1);padding-block:var(--opn-space-1);padding-inline:var(--opn-space-3) var(--opn-space-2);margin-inline-start:calc(var(--opn-space-3) * -1)}.opn-survey-preview-reading-focus:focus{background:var(--opn-color-action-primary-soft);box-shadow:inset .25rem 0 0 var(--opn-color-focus-ring);outline:none}.opn-survey-preview-document__header>p{max-width:44rem;color:var(--opn-color-text-muted);margin:0;line-height:1.65}.opn-survey-preview-document__content{gap:var(--opn-space-8);padding:clamp(var(--opn-space-5), 4vw, var(--opn-space-10));display:grid}.opn-survey-preview-group,.opn-survey-preview-section{gap:var(--opn-space-5);min-width:0;display:grid}.opn-survey-preview-group__header,.opn-survey-preview-section__header{gap:var(--opn-space-2);display:grid}.opn-survey-preview-group__header h3,.opn-survey-preview-section__header h3{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-h3);line-height:var(--opn-line-height-h3);overflow-wrap:anywhere;margin:0}.opn-survey-preview-section{border-top:var(--opn-border-width-default) solid var(--opn-color-border-subtle);padding-top:var(--opn-space-8)}.opn-survey-preview-section__header>p:last-child{max-width:42rem;color:var(--opn-color-text-muted);margin:0}.opn-survey-preview-question-list{gap:var(--opn-space-4);min-width:0;display:grid}.opn-survey-preview-question{gap:var(--opn-space-5);border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-lg);background:var(--opn-color-bg-surface);min-width:0;padding:clamp(var(--opn-space-4), 3vw, var(--opn-space-6));box-shadow:var(--opn-shadow-sm);display:grid}.opn-survey-preview-question[data-invalid=true]{border-color:var(--opn-color-error-border);box-shadow:0 0 0 3px var(--opn-color-error-bg)}.opn-survey-preview-question__header{justify-content:space-between;align-items:flex-start;gap:var(--opn-space-4);display:flex}.opn-survey-preview-question__identity{gap:var(--opn-space-1);min-width:0;display:grid}.opn-survey-preview-question__identity h3,.opn-survey-preview-question__identity h4{color:var(--opn-color-text-strong);overflow-wrap:anywhere;margin:0;font-size:1.05rem;line-height:1.45}.opn-survey-preview-question .opn-field__control,.opn-survey-preview-question .opn-field__select{background:var(--opn-color-bg-surface-soft)}.opn-survey-preview-question__textarea{min-height:8rem;padding-block:var(--opn-space-3);resize:vertical}.opn-survey-preview-options,.opn-survey-preview-nps{border:0;min-width:0;margin:0;padding:0}.opn-survey-preview-options{gap:var(--opn-space-3);display:grid}.opn-survey-preview-option{align-items:flex-start;gap:var(--opn-space-3);border:var(--opn-border-width-default) solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-md);background:var(--opn-color-bg-surface-soft);min-width:0;color:var(--opn-color-text-default);cursor:pointer;padding:var(--opn-space-3) var(--opn-space-4);transition:border-color .16s,background-color .16s,box-shadow .16s;display:flex}.opn-survey-preview-option:has(input:checked){border-color:var(--opn-color-action-primary-border);background:var(--opn-color-action-primary-soft)}.opn-survey-preview-option:has(input:focus-visible){outline:3px solid var(--opn-color-focus-ring);outline-offset:2px}.opn-survey-preview-options[aria-invalid=true] .opn-survey-preview-option{border-color:var(--opn-color-error-border)}.opn-survey-preview-option input,.opn-survey-preview-nps__option input{accent-color:var(--opn-color-action-primary);flex:none}.opn-survey-preview-option input{width:1.1rem;height:1.1rem;margin-top:.15rem}.opn-survey-preview-option>span{overflow-wrap:anywhere;min-width:0}.opn-survey-preview-option__note{color:var(--opn-color-text-muted);font-size:var(--opn-font-size-label)}.opn-survey-preview-nps{gap:var(--opn-space-3);display:grid}.opn-survey-preview-nps__scale{gap:var(--opn-space-2);grid-template-columns:repeat(11,minmax(2.25rem,1fr));display:grid}.opn-survey-preview-nps__option{cursor:pointer;min-width:0;display:grid;position:relative}.opn-survey-preview-nps__option input{opacity:0;width:1px;height:1px;position:absolute}.opn-survey-preview-nps__option span{border:var(--opn-border-width-default) solid var(--opn-color-border-default);border-radius:var(--opn-radius-sm);background:var(--opn-color-bg-surface-soft);min-height:2.5rem;color:var(--opn-color-text-strong);font-size:var(--opn-font-size-label);font-weight:var(--opn-font-weight-bold);justify-content:center;align-items:center;transition:border-color .16s,background-color .16s,color .16s,box-shadow .16s;display:inline-flex}.opn-survey-preview-nps__option:hover span,.opn-survey-preview-nps__option input:checked+span{border-color:var(--opn-color-action-primary);background:var(--opn-color-action-primary);color:var(--opn-color-text-inverse)}.opn-survey-preview-nps__option input:focus-visible+span{outline:3px solid var(--opn-color-focus-ring);outline-offset:2px}.opn-survey-preview-nps[aria-invalid=true] .opn-survey-preview-nps__option span{border-color:var(--opn-color-error-border)}.opn-survey-preview-nps__labels{justify-content:space-between;gap:var(--opn-space-4);color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);line-height:var(--opn-line-height-caption);display:flex}.opn-survey-preview-question__information,.opn-survey-preview-question__fallback,.opn-survey-preview-question__empty-options,.opn-survey-preview-empty-structure{border:var(--opn-border-width-default) solid var(--opn-color-info-border);border-radius:var(--opn-radius-md);background:var(--opn-color-info-bg);color:var(--opn-color-info-text);padding:var(--opn-space-4)}.opn-survey-preview-question__information,.opn-survey-preview-question__fallback,.opn-survey-preview-empty-structure{gap:var(--opn-space-1);display:grid}.opn-survey-preview-question__fallback{border-color:var(--opn-color-warning-border);background:var(--opn-color-warning-bg);color:var(--opn-color-warning-text)}.opn-survey-preview-question__validation-message{margin:0}.opn-survey-preview-question__empty-options{border-color:var(--opn-color-warning-border);background:var(--opn-color-warning-bg);color:var(--opn-color-warning-text);margin:0}.opn-survey-preview-empty-structure{margin:clamp(var(--opn-space-5), 4vw, var(--opn-space-10))}.opn-survey-preview-empty-structure--compact{margin:0}.opn-survey-preview-progress{border-radius:var(--opn-radius-pill);background:var(--opn-color-bg-surface);width:100%;height:.55rem;accent-color:var(--opn-color-action-primary);border:0;overflow:hidden}.opn-survey-preview-progress::-webkit-progress-bar{border-radius:var(--opn-radius-pill);background:var(--opn-color-bg-surface)}.opn-survey-preview-progress::-webkit-progress-value{border-radius:var(--opn-radius-pill);background:var(--opn-color-action-primary);transition:width .18s}.opn-survey-preview-progress::-moz-progress-bar{border-radius:var(--opn-radius-pill);background:var(--opn-color-action-primary);transition:width .18s}.opn-survey-preview-document__footer{justify-content:space-between;align-items:center;gap:var(--opn-space-5);border-top:var(--opn-border-width-default) solid var(--opn-color-border-subtle);background:var(--opn-color-bg-surface-soft);padding:var(--opn-space-5) clamp(var(--opn-space-5), 4vw, var(--opn-space-10));display:flex}.opn-survey-preview-document__footer-copy{gap:var(--opn-space-1);min-width:0;display:grid}.opn-survey-preview-document__footer-copy strong{color:var(--opn-color-text-strong);font-size:var(--opn-font-size-label)}.opn-survey-preview-document__footer-copy span{max-width:34rem;color:var(--opn-color-text-muted);font-size:var(--opn-font-size-caption);line-height:var(--opn-line-height-caption)}.opn-survey-preview-navigation,.opn-survey-preview-completion__actions{justify-content:flex-end;gap:var(--opn-space-3);flex-wrap:wrap;flex:none;display:flex}.opn-survey-preview-completion.opn-card--workspace{border-color:var(--opn-color-info-border);width:min(100%,54rem);box-shadow:var(--opn-shadow-md);justify-self:center;padding:0;overflow:hidden}.opn-survey-preview-completion>section{gap:var(--opn-space-6);background:linear-gradient(145deg, var(--opn-color-bg-surface), var(--opn-color-info-bg));padding:clamp(var(--opn-space-6), 5vw, var(--opn-space-10));display:grid}.opn-survey-preview-completion>section>.opn-badge{justify-self:start}.opn-survey-preview-completion__copy{gap:var(--opn-space-3);max-width:42rem;display:grid}.opn-survey-preview-completion__copy h2,.opn-survey-preview-completion__copy p{margin:0}.opn-survey-preview-completion__copy h2{color:var(--opn-color-text-strong);letter-spacing:-.025em;font-size:clamp(1.65rem,2.6vw,2.15rem);line-height:1.15}.opn-survey-preview-completion__copy>p:last-child{color:var(--opn-color-text-muted);line-height:1.65}@media (min-width:900px) and (min-height:700px){.opn-survey-preview-guardrail{z-index:4;top:var(--opn-space-4);position:sticky}.opn-survey-preview-reading-focus,.opn-survey-preview-question input,.opn-survey-preview-question textarea,.opn-survey-preview-question select{scroll-margin-top:8rem}}@media (prefers-reduced-motion:reduce){.opn-survey-preview-option,.opn-survey-preview-nps__option span{transition:none}.opn-survey-preview-progress::-webkit-progress-value{transition:none}.opn-survey-preview-progress::-moz-progress-bar{transition:none}}@media (max-width:760px){.opn-survey-preview-header__main,.opn-survey-preview-question__header,.opn-survey-preview-document__footer{flex-direction:column;align-items:stretch}.opn-survey-preview-header__main>.opn-button{width:100%}.opn-survey-preview-question__header>.opn-badge{align-self:flex-start}.opn-survey-preview-navigation,.opn-survey-preview-completion__actions{grid-template-columns:1fr;display:grid}.opn-survey-preview-navigation .opn-button,.opn-survey-preview-completion__actions .opn-button{width:100%}.opn-survey-preview-nps__scale{grid-template-columns:repeat(6,minmax(2.25rem,1fr))}}@media (max-width:460px){.opn-survey-preview-nps__scale{grid-template-columns:repeat(4,minmax(2.25rem,1fr))}}html{min-width:320px;scroll-padding-top:5.5rem}body{background:radial-gradient(70rem 34rem at 4% -10%, #2563eb1a, transparent 60%), radial-gradient(58rem 30rem at 96% 0%, #14b8a617, transparent 58%), var(--opn-color-bg-canvas);font-feature-settings:"ss01", "cv11";-webkit-font-smoothing:antialiased;min-width:320px}h1,h2,h3,h4,h5,h6,.opn-title-display,.opn-home-hero__title,.opn-project-page__title,.opn-project-detail-header__title,.opn-survey-builder-header__title,.opn-survey-preview-header h1{font-family:var(--opn-font-family-display);letter-spacing:-.025em}.opn-product-shell{background:var(--opn-color-bg-canvas);min-height:100vh}.opn-shell{background:var(--opn-color-bg-canvas);padding:0}.opn-shell__header{z-index:40;border-bottom:1px solid var(--opn-color-border-inverse);width:100%;min-height:4.75rem;color:var(--opn-color-text-inverse);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#0b132beb;margin:0;padding:.9rem 0;position:sticky;top:0}.opn-shell__header-inner{justify-content:space-between;align-items:center;gap:var(--opn-space-4);width:min(100% - clamp(2rem,7vw,6rem),80rem);min-width:0;margin:0 auto;display:flex}.opn-shell__brand{align-items:center;gap:var(--opn-space-4);flex-direction:row}.opn-shell__brand-context{color:var(--opn-color-text-inverse-muted);padding-left:var(--opn-space-4);border-left:1px solid #ffffff2e}.opn-shell__nav a{color:var(--opn-color-text-inverse-muted);box-shadow:none;background:0 0;border-color:#0000;transition:background-color .16s,border-color .16s,color .16s,transform .16s}.opn-shell__nav a:hover{border-color:var(--opn-color-border-inverse);color:var(--opn-color-text-inverse);background:#ffffff14}.opn-shell__nav .opn-shell__nav-primary{background:var(--opn-gradient-brand);color:var(--opn-color-text-inverse);box-shadow:var(--opn-shadow-brand);border-color:#0000}.opn-shell__nav .opn-shell__nav-primary:hover{background:var(--opn-gradient-brand);color:var(--opn-color-text-inverse);border-color:#0000;transform:translateY(-1px)}.opn-shell__main{width:min(100% - clamp(2rem,7vw,6rem),80rem);padding-block:clamp(var(--opn-space-6), 4vw, var(--opn-space-12))}.opn-home{gap:clamp(var(--opn-space-5), 4vw, var(--opn-space-10))}.opn-home-hero{isolation:isolate;border-radius:var(--opn-radius-xl);background:var(--opn-gradient-hero);color:var(--opn-color-text-inverse);box-shadow:var(--opn-shadow-lg);border-color:#ffffff1a;position:relative;overflow:hidden}.opn-home-hero:before{z-index:-1;content:"";opacity:.34;background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-size:56px 56px;position:absolute;inset:0}.opn-home-hero__eyebrow{color:#ffffffd1;background:#ffffff12;border-color:#ffffff29}.opn-home-hero__title{color:var(--opn-color-text-inverse);font-size:clamp(2.75rem,5vw,4.5rem);line-height:1.04}.opn-home-hero__description{color:var(--opn-color-text-inverse-muted);font-size:1.125rem;line-height:1.75}.opn-home-hero .opn-button--primary,.opn-auth-layout .opn-button--primary{--opn-button-bg:var(--opn-gradient-brand);--opn-button-border:transparent;--opn-button-hover-bg:var(--opn-gradient-brand);--opn-button-hover-border:transparent;box-shadow:var(--opn-shadow-brand)}.opn-home-hero .opn-button--secondary{--opn-button-bg:#ffffff14;--opn-button-border:#ffffff2e;--opn-button-color:var(--opn-color-text-inverse);--opn-button-hover-bg:#ffffff24;--opn-button-hover-border:#ffffff47;--opn-button-hover-color:var(--opn-color-text-inverse)}.opn-home-flow{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff12;border-color:#ffffff21}.opn-home-flow__header h2,.opn-home-flow__item strong{color:var(--opn-color-text-inverse)}.opn-home-flow__label,.opn-home-flow__item p{color:var(--opn-color-text-inverse-muted)}.opn-home-flow__item{background:#ffffff0e;border-color:#ffffff1a}.opn-home-flow__item span{color:#5eead4;background:#14b8a629}.opn-home-value-card{border-color:var(--opn-color-border-subtle);border-radius:var(--opn-radius-xl);box-shadow:var(--opn-shadow-md);background:linear-gradient(145deg,#fffffffa,#f8fafcf0)}.opn-home-value-card:nth-child(2){border-top:.25rem solid var(--opn-color-brand-teal)}.opn-home-value-card:first-child,.opn-home-value-card:last-child{border-top:.25rem solid var(--opn-color-brand-blue)}.opn-auth-layout.opn-auth-layout--login,.opn-auth-layout.opn-auth-layout--signup,.opn-auth-layout.opn-auth-layout--email-confirmation,.opn-auth-layout.opn-auth-layout--password-recovery,.opn-auth-layout.opn-auth-layout--password-reset,.opn-auth-layout.opn-auth-layout--session-expired,.opn-auth-layout.opn-auth-layout--session-ended{border:1px solid var(--opn-color-border-subtle);border-radius:var(--opn-radius-xl);background:var(--opn-color-bg-surface);min-height:36rem;box-shadow:var(--opn-shadow-lg);grid-template-columns:minmax(0,1.08fr) minmax(22rem,.92fr);align-items:stretch;gap:0;padding:0;overflow:hidden}.opn-auth-layout__intro{isolation:isolate;background:var(--opn-gradient-hero);color:var(--opn-color-text-inverse);padding:clamp(var(--opn-space-8), 5vw, var(--opn-space-12));align-content:center;position:relative;overflow:hidden}.opn-auth-layout__intro:before{z-index:-1;content:"";opacity:.28;background-image:linear-gradient(#ffffff0d 1px,#0000 1px),linear-gradient(90deg,#ffffff0d 1px,#0000 1px);background-size:48px 48px;position:absolute;inset:0}.opn-auth-layout__brand-logo{margin-bottom:var(--opn-space-2)}.opn-auth-layout .opn-badge--ai{--opn-badge-bg:#14b8a61f;--opn-badge-border:#5eead459;--opn-badge-text:#99f6e4}.opn-auth-layout .opn-eyebrow,.opn-auth-layout .opn-text-muted,.opn-auth-layout__aside p,.opn-auth-layout__list{color:var(--opn-color-text-inverse-muted)}.opn-auth-layout .opn-title-display,.opn-auth-layout__aside h2{color:var(--opn-color-text-inverse)}.opn-auth-layout .opn-title-display{font-size:clamp(2.35rem,4vw,3.45rem);line-height:1.06}.opn-auth-layout__aside.opn-card{box-shadow:none;background:#ffffff0f;border-color:#ffffff1f}.opn-auth-layout__list li::marker{color:var(--opn-color-brand-teal)}.opn-auth-layout__content{background:var(--opn-color-bg-surface);padding:clamp(var(--opn-space-6), 5vw, var(--opn-space-12));align-content:center;align-self:stretch}.opn-auth-layout__content .opn-auth-card,.opn-auth-layout__content>.opn-card{border-color:var(--opn-color-border-subtle);width:100%;max-width:30rem;box-shadow:none;margin-inline:auto}.opn-onboarding-layout,.opn-workspace-switcher,.opn-access-state-page{border-radius:var(--opn-radius-xl);box-shadow:var(--opn-shadow-md);overflow:hidden}.opn-onboarding-layout:before,.opn-workspace-switcher:before,.opn-access-state-page:before{content:"";filter:blur(8px);pointer-events:none;background:#14b8a614;border-radius:999px;width:14rem;height:14rem;position:absolute;top:-6rem;right:-5rem}.opn-authenticated-shell{background:var(--opn-color-bg-canvas);min-height:100vh;box-shadow:none;border:0;border-radius:0;grid-template-columns:17rem minmax(0,1fr);overflow:hidden}.opn-authenticated-shell__sidebar{isolation:isolate;border-right:1px solid var(--opn-color-border-inverse);background:var(--opn-gradient-hero);padding:var(--opn-space-6);position:relative;overflow:hidden}.opn-authenticated-shell__sidebar:before{z-index:-1;content:"";opacity:.32;background-image:linear-gradient(#ffffff0a 1px,#0000 1px),linear-gradient(90deg,#ffffff0a 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0}.opn-authenticated-shell__brand{padding-bottom:var(--opn-space-6);border-bottom:1px solid #ffffff1a}.opn-authenticated-shell__brand strong{font-family:var(--opn-font-family-display);font-size:1.1rem}.opn-authenticated-shell__brand-mark{width:3rem;height:3rem;box-shadow:var(--opn-shadow-md);background:#fffffff5;border:1px solid #ffffff29}.opn-authenticated-shell__nav{gap:var(--opn-space-2)}.opn-authenticated-shell__nav a,.opn-authenticated-shell__nav span{border-radius:var(--opn-radius-md);color:var(--opn-color-text-inverse-muted);padding:var(--opn-space-3) var(--opn-space-4);background:0 0;border:1px solid #0000;transition:background-color .16s,border-color .16s,color .16s,transform .16s}.opn-authenticated-shell__nav a:hover{color:var(--opn-color-text-inverse);background:#ffffff14;border-color:#ffffff1f}.opn-authenticated-shell__nav a[aria-current=page]{color:var(--opn-color-text-inverse);background:linear-gradient(135deg,#2563eb4d,#14b8a633);border-color:#5eead447;box-shadow:inset 0 0 0 1px #ffffff0d}.opn-authenticated-shell__body{background:var(--opn-color-bg-canvas)}.opn-authenticated-shell__header{z-index:20;border-bottom-color:var(--opn-color-border-subtle);min-height:4.75rem;padding:var(--opn-space-4) clamp(var(--opn-space-5), 3vw, var(--opn-space-8));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffe6;position:sticky;top:0}.opn-authenticated-shell__main{background:radial-gradient(50rem 24rem at 100% 0%, #14b8a60f, transparent 60%), var(--opn-color-bg-canvas);padding:clamp(var(--opn-space-5), 3vw, var(--opn-space-8))}.opn-workspace-hero,.opn-project-page__header,.opn-project-detail-header,.opn-survey-preview-header{border-color:var(--opn-color-border-subtle);border-radius:var(--opn-radius-xl);background:radial-gradient(34rem 14rem at 100% 0%, #14b8a61f, transparent 65%), linear-gradient(135deg, var(--opn-color-bg-surface), var(--opn-color-action-primary-soft));box-shadow:var(--opn-shadow-md);position:relative;overflow:hidden}.opn-workspace-hero:before,.opn-project-page__header:before,.opn-project-detail-header:before{background:var(--opn-gradient-brand);content:"";width:.3rem;position:absolute;inset:0 auto 0 0}.opn-workspace-hero .opn-badge--ai{--opn-badge-bg:#ecfdf5;--opn-badge-border:#99f6e4;--opn-badge-text:var(--opn-color-brand-teal-deep)}.opn-workspace-summary-card{border-top:.2rem solid var(--opn-color-brand-blue)}.opn-workspace-summary-card:nth-child(2){border-top-color:var(--opn-color-brand-teal)}.opn-workspace-summary-card:nth-child(3){border-top-color:var(--opn-color-brand-navy)}.opn-workspace-feature-grid{grid-template-columns:minmax(0,32rem)}.opn-project-list-card,.opn-project-detail-card,.opn-survey-structure-card,.opn-survey-page-card,.opn-survey-question-card{border-color:var(--opn-color-border-subtle);box-shadow:var(--opn-shadow-sm)}.opn-project-list-card:hover{border-color:var(--opn-color-action-primary-border);box-shadow:var(--opn-shadow-md)}.opn-project-list-counter{border-top:.2rem solid var(--opn-color-brand-blue)}.opn-project-list-counter:nth-child(2n){border-top-color:var(--opn-color-brand-teal)}.opn-survey-builder-header{border-color:var(--opn-color-border-subtle);border-radius:var(--opn-radius-xl);background:radial-gradient(28rem 10rem at 100% 0%, #14b8a621, transparent 64%), 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