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select{width:100%;max-width:100%}}.admin-assignment-row-actions{flex-shrink:0;align-items:center;gap:.8rem;display:flex}.hifi-app-bg{background-image:var(--bg-texture);min-height:100vh}.hifi-display{font-family:var(--font-display);font-weight:var(--display-weight);letter-spacing:var(--display-tracking);font-style:var(--display-italic);color:var(--ink);margin:0;padding-bottom:.12em;line-height:1.12}.hifi-eyebrow{font-family:var(--font-ui);font-size:var(--hifi-fs-xs);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted);font-weight:700}.hifi-body-lg{font-size:var(--hifi-fs-2xl);color:var(--ink-2);line-height:1.55}.hifi-body-md{font-size:var(--hifi-fs-lg);line-height:var(--lh-body);color:var(--ink-2)}.hifi-caption{color:var(--ink-muted);font-size:.78125rem}.hifi-mono{font-family:var(--font-mono)}.hifi-card{background:var(--surface-raised);border-radius:var(--r-lg);box-shadow:var(--shadow-soft);background-image:var(--card-texture);transition:transform var(--m-base) 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.link-btn:hover:not([aria-disabled=true]){color:var(--ink)}.hifi-app-shell.is-admin .impersonation-banner{background:color-mix(in srgb, var(--warn) 12%, var(--surface));border:1px solid color-mix(in srgb, var(--warn) 30%, transparent);border-radius:var(--r-sm);color:var(--ink);padding:10px 12px}.hifi-app-shell.is-admin .dev-switcher{background:var(--surface-raised);border-top:1px solid var(--line);margin-top:10px;padding-top:10px}.hifi-app-shell.is-admin .dev-switcher-title{color:var(--ink-2);font-weight:700;font-size:var(--hifi-fs-xs);letter-spacing:.06em;text-transform:uppercase}.hifi-app-shell.is-admin .dev-switcher select,.hifi-app-shell.is-admin .impersonation-search{background:var(--surface);color:var(--ink);border:1px solid var(--line-strong);border-radius:var(--r-sm)}.hifi-app-shell.is-admin .impersonation-dropdown{background:var(--surface-raised);border:1px solid var(--line);box-shadow:var(--shadow-pop)}.hifi-app-shell.is-admin 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.panel{background:var(--surface-raised);border-radius:var(--r-lg);box-shadow:var(--shadow-soft);border:none}@media (width<=700px){.hifi-app-shell.is-admin .admin-page-header h1,.hifi-app-shell.is-admin .panel-title-stack>h1{font-size:var(--hifi-fs-display-xs)}}.hifi-app-shell.is-admin .primary-btn{font-family:var(--font-ui);font-weight:600;font-size:var(--hifi-fs-md);border-radius:var(--r-md);cursor:pointer;white-space:nowrap;background:var(--brand-primary);min-height:44px;color:var(--brand-on-primary);box-shadow:none;transition:transform var(--m-fast) var(--ease-spring), background var(--m-fast), box-shadow var(--m-fast);border:1px solid #0000;align-items:center;gap:8px;padding:10px 18px;display:inline-flex}.hifi-app-shell.is-admin .primary-btn:hover:not(:disabled):not([aria-disabled=true]){transform:translateY(calc(-1px * var(--m-scale)));box-shadow:0 8px 22px color-mix(in srgb, var(--brand-primary) 35%, transparent)}.hifi-app-shell.is-admin 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(width<=820px){.hifi-hero-grid{grid-template-columns:1fr}.hifi-hero-thumb{justify-self:center}}.hifi-stats-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;display:grid}.hifi-stat-card{flex-direction:column;gap:8px;padding:20px;display:flex}.hifi-stat-header{justify-content:space-between;align-items:center;display:flex}.hifi-stat-value{font-size:clamp(var(--hifi-fs-display-sm), 5vw, var(--hifi-fs-display-lg));padding-bottom:0;line-height:1}.hifi-stat-divider{color:var(--ink-muted);margin:0 4px;font-weight:300}.hifi-streak-card{gap:12px}.hifi-streak-grid{grid-template-columns:repeat(7,1fr);gap:6px;margin-top:4px;display:grid}.hifi-streak-cell{flex-direction:column;align-items:center;gap:4px;display:flex}.hifi-streak-day{font-size:var(--hifi-fs-xs);color:var(--ink-muted);font-weight:600}.hifi-streak-box{aspect-ratio:1;background:var(--surface-sunk);border:1px solid var(--line);border-radius:6px;width:100%;transition:background .2s,border-color .2s}.hifi-streak-cell.is-active .hifi-streak-box{background:var(--brand-primary);border-color:var(--brand-primary)}.hifi-streak-cell.is-today .hifi-streak-box{border-width:2px;border-color:var(--ink)}.hifi-streak-value{flex-direction:column;gap:2px;display:flex}.hifi-courses-section{flex-direction:column;gap:16px;display:flex}.hifi-courses-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;display:grid}.hifi-course-card{grid-template-columns:auto 1fr;align-items:start;gap:16px;padding:16px;display:grid}.hifi-course-thumb-wrap{flex-shrink:0}.hifi-course-body{flex-direction:column;gap:8px;min-width:0;display:flex}.hifi-course-head{flex-direction:column;gap:6px;display:flex}.hifi-course-title{font-size:var(--hifi-fs-2xl);margin:0;line-height:1.3}.hifi-course-meta{grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:8px;margin:0;display:grid}.hifi-course-meta dt{margin-bottom:2px}.hifi-course-meta dd{font-size:var(--hifi-fs-base);color:var(--ink-2);margin:0}.hifi-course-actions{gap:8px;margin-top:4px;display:flex}@media (width<=820px){.hifi-courses-grid{grid-template-columns:1fr}}@media (width<=700px){.hifi-course-card{grid-template-columns:1fr}.hifi-course-thumb-wrap{justify-self:center}}.hifi-segments-bar{gap:4px;height:8px;display:flex}.hifi-segments-bar-cell{background:var(--surface-sunk);border-radius:var(--r-pill);flex:1;position:relative;overflow:hidden}.hifi-segments-bar-cell.is-done{background:var(--brand-primary)}.hifi-segments-bar-cell.is-active>i{background:var(--brand-primary);border-radius:var(--r-pill);height:100%;display:block}.hifi-overview-header{flex-direction:column;align-items:start;gap:8px;display:flex}.hifi-intro-body{flex-direction:column;align-self:stretch;gap:12px;display:flex}.hifi-intro-body>:first-child{margin-top:0}.hifi-intro-body>:last-child{margin-bottom:0}.hifi-intro-body p{margin:0}.hifi-intro-list{margin:0;padding-left:1.4em;list-style:outside}.hifi-intro-list li{margin:.2em 0}.hifi-overview-grid{grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);align-items:start;gap:clamp(16px,3vw,32px);display:grid}.hifi-overview-main{flex-direction:column;gap:16px;display:flex}.hifi-overview-side{position:sticky;top:80px}.hifi-progress-card{flex-direction:column;gap:10px;padding:20px;display:flex}.hifi-progress-card .btn-hifi{align-self:flex-start;margin-top:8px}.hifi-chapter-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.hifi-chapter{grid-template-columns:56px minmax(0,1fr) auto;align-items:center;gap:16px;padding:16px 20px;display:grid}.hifi-chapter-circle{width:48px;height:48px;font-weight:700;font-size:var(--hifi-fs-2xl);background:var(--surface-sunk);color:var(--ink-muted);border:1px solid var(--line);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.hifi-chapter-circle.is-completed{background:var(--ok);color:#fff;border-color:var(--ok)}.hifi-chapter-circle.is-active,.hifi-chapter-circle.is-ready{background:var(--brand-primary);color:var(--brand-on-primary);border-color:var(--brand-primary)}.hifi-chapter-circle.is-locked{background:var(--surface-sunk);color:var(--ink-muted)}.hifi-chapter-circle svg{width:20px;height:20px}.hifi-chapter-body{flex-direction:column;gap:6px;min-width:0;display:flex}.hifi-chapter-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.hifi-chapter-head h3{font-size:var(--hifi-fs-2xl);margin:0}.hifi-chapter-actions{flex-direction:column;align-items:end;gap:6px;display:flex}@media (width<=820px){.hifi-overview-grid{grid-template-columns:1fr}.hifi-overview-side{position:static}.hifi-chapter{grid-template-columns:48px 1fr;row-gap:8px}.hifi-chapter-actions{flex-flow:wrap;grid-column:1/-1;align-items:stretch}}.hifi-reader-shell{grid-template-columns:280px minmax(0,1fr);gap:0;min-height:100vh;display:grid}.hifi-reader-sidebar{background:var(--surface);border-right:1px solid var(--line);scrollbar-width:thin;align-self:start;height:calc(100vh - 64px);padding:20px 16px;position:sticky;top:64px;overflow-y:auto}.hifi-reader-back{margin-bottom:12px}.hifi-reader-course-info{flex-direction:column;gap:6px;margin-bottom:12px;display:flex}.hifi-reader-course-title{font-size:var(--hifi-fs-xl);margin:0;font-weight:600;line-height:1.3}.hifi-tree-chapters{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.hifi-tree-chapter-row{border-radius:var(--r-md);align-items:center;gap:10px;padding:6px 4px;display:flex}.hifi-tree-chapter.is-active>.hifi-tree-chapter-row{background:var(--surface-sunk)}.hifi-tree-circle{width:22px;height:22px;font-size:var(--hifi-fs-xs);background:var(--surface-sunk);color:var(--ink-muted);border:1px solid var(--line);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:inline-flex}.hifi-tree-chapter.is-completed .hifi-tree-circle{background:var(--ok);color:#fff;border-color:var(--ok)}.hifi-tree-chapter.is-active .hifi-tree-circle{background:var(--brand-primary);color:var(--brand-on-primary);border-color:var(--brand-primary)}.hifi-tree-chapter-title{color:var(--ink);font-size:.84375rem;line-height:1.3}.hifi-tree-chapter.is-locked .hifi-tree-chapter-title{color:var(--ink-muted)}.hifi-tree-pages{flex-direction:column;gap:2px;margin:4px 0 8px;padding:0 0 0 12px;list-style:none;display:flex}.hifi-tree-page>a{color:var(--ink-2);border-left:2px solid #0000;border-radius:4px;gap:8px;padding:4px 8px;font-size:.78125rem;text-decoration:none;display:flex}.hifi-tree-page.is-active>a{background:var(--surface-sunk);border-left-color:var(--brand-primary);color:var(--ink);font-weight:600}.hifi-tree-page.is-done>a{color:var(--ink-muted)}.hifi-tree-page-order{font-variant-numeric:tabular-nums;width:16px;color:var(--ink-muted);flex-shrink:0}.hifi-reader-main{min-width:0;max-width:100%;padding:24px clamp(16px,3vw,40px) 100px}.hifi-reader-article{background:0 0;max-width:65ch;margin:0 auto;padding:0}.hifi-reader-header{flex-direction:column;gap:8px;margin-bottom:24px;display:flex}.hifi-reader-bottom-nav{background:color-mix(in srgb, var(--surface) 92%, transparent);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--line);border-radius:var(--r-md) var(--r-md) 0 0;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;max-width:760px;margin-top:24px;margin-left:auto;margin-right:auto;padding:12px 16px;display:grid;position:sticky;bottom:0}.hifi-reader-progress{flex-direction:column;gap:4px;display:flex}.hifi-reader-progress .hifi-caption{text-align:center}@media (width<=820px){.hifi-reader-shell{grid-template-columns:1fr}.hifi-reader-sidebar{border-right:none;border-bottom:1px solid var(--line);height:auto;max-height:320px;position:static}.hifi-reader-bottom-nav{background:var(--surface);-webkit-backdrop-filter:none;grid-template-columns:auto auto auto;gap:8px}.hifi-reader-progress{display:none}.hifi-reader-main{padding-bottom:120px}}.video-help-fab{bottom:calc(env(safe-area-inset-bottom,0px) + var(--fab-inset));right:calc(env(safe-area-inset-right,0px) + var(--fab-inset) + var(--fab-size) + 12px);z-index:var(--z-sticky);background:var(--brand-primary);color:var(--brand-on-primary);box-shadow:0 8px 24px color-mix(in srgb, var(--brand-text) 22%, transparent);cursor:pointer;border:none;border-radius:999px;align-items:center;gap:8px;padding:10px 16px;font-weight:600;display:inline-flex;position:fixed}@media (width<=820px){.video-help-fab{display:none}}.hifi-quiz-header{flex-direction:column;gap:10px;display:flex}.hifi-quiz-meta{flex-wrap:wrap;gap:8px;display:flex}.hifi-quiz-card{flex-direction:column;gap:16px;padding:clamp(20px,3vw,32px);display:flex}.hifi-quiz-actions{flex-wrap:wrap;gap:12px;margin-top:8px;display:flex}.hifi-result-box{border-radius:var(--r-md);flex-direction:column;gap:12px;margin-top:16px;padding:20px;display:flex}.hifi-result-box.result-passed{border-left:4px solid var(--ok);background:color-mix(in srgb, var(--ok) 8%, var(--surface))}.hifi-result-box.result-failed{border-left:4px solid var(--brand-destructive,var(--brand-primary));background:color-mix(in srgb, var(--brand-primary) 6%, var(--surface))}.hifi-confirm-panel{border-radius:var(--r-md);background:color-mix(in srgb, var(--brand-accent) 30%, var(--surface));flex-direction:column;gap:12px;padding:16px;display:flex}.hifi-chapter-review-list{margin-top:12px}.hifi-chapter-review-list ul{padding-left:1.25rem}.hifi-cert-header{text-align:center;flex-direction:column;align-items:center;gap:8px;max-width:720px;margin:0 auto;display:flex}.hifi-cert-frame{border:2px solid var(--brand-primary);border-radius:var(--r-lg);max-width:920px;margin:0 auto;padding:16px;position:relative}.hifi-cert-frame:before{content:"";border:1px solid color-mix(in srgb, var(--brand-accent) 60%, transparent);border-radius:calc(var(--r-lg) - 4px);pointer-events:none;position:absolute;inset:8px}.hifi-cert-frame-inner{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);align-items:start;gap:24px;padding:16px;display:grid}.hifi-cert-card-preview{border-radius:var(--r-md);background:var(--surface);width:100%;height:auto;display:block}.hifi-cert-details{flex-direction:column;gap:12px;margin:0;display:flex}.hifi-cert-details>div{flex-direction:column;gap:2px;display:flex}.hifi-cert-details dt{margin:0}.hifi-cert-details dd{font-size:var(--hifi-fs-xl);color:var(--ink);margin:0;font-weight:500}.hifi-cert-detail-value{font-size:var(--hifi-fs-2xl)!important;font-weight:600!important}.hifi-cert-actions{flex-wrap:wrap;justify-content:center;gap:12px;padding:16px;display:flex}@media (width<=820px){.hifi-cert-frame-inner{grid-template-columns:1fr}}.hifi-scorm-title{margin:0 0 12px;font-size:var(--hifi-fs-3xl)!important;padding:0!important}@media print{.hifi-app-bg.is-participant>:not(.hifi-cert-frame){display:none!important}.hifi-cert-frame{box-shadow:none;border:2px solid var(--brand-primary)}.hifi-cert-actions{display:none!important}}.hifi-auth-shell{background-image:var(--bg-texture);min-height:100vh;padding:var(--pad-5);justify-content:center;align-items:center;display:flex}.hifi-auth-card{background:var(--surface-raised);border-radius:var(--r-lg);box-shadow:var(--shadow-soft);padding:var(--pad-6);gap:var(--pad-4);width:min(480px,100%);animation:hifiRiseIn var(--m-base) var(--ease-spring) both;flex-direction:column;display:flex}.hifi-auth-split{gap:var(--pad-6);grid-template-columns:minmax(420px,520px) minmax(0,1fr);align-items:stretch;width:min(1080px,100%);display:grid}.hifi-auth-split .hifi-auth-card{width:100%}.hifi-auth-hero{background:linear-gradient(160deg, color-mix(in srgb, var(--brand-primary) 14%, var(--surface-raised)) 0%, color-mix(in srgb, var(--brand-accent) 18%, var(--surface-raised)) 100%);border-radius:var(--r-lg);box-shadow:var(--shadow-soft);padding:var(--pad-6);justify-content:space-between;gap:var(--pad-4);animation:hifiRiseIn var(--m-base) var(--ease-spring) 80ms both;flex-direction:column;display:flex;position:relative;overflow:hidden}.hifi-auth-hero:has(.hifi-auth-hero-image):before{content:"";background:linear-gradient(180deg, var(--hero-scrim-top) 0%, transparent 42%, transparent 66%, var(--hero-scrim-bottom) 100%);z-index:1;pointer-events:none;position:absolute;inset:0}.hifi-auth-hero-copy{z-index:1;gap:var(--pad-3);flex-direction:column;display:flex;position:relative}.hifi-auth-hero-brand-name{color:var(--hero-overlay-text);font-size:var(--hifi-fs-2xl);text-shadow:var(--hero-overlay-text-shadow);margin:0;font-weight:700;line-height:1.15}.hifi-auth-hero-image{object-fit:cover;z-index:0;width:100%;height:100%;position:absolute;inset:0}.hifi-auth-hero-placeholder{border:1px dashed var(--line);border-radius:var(--r-md);padding:var(--pad-5);text-align:center;gap:var(--pad-3);color:var(--ink-muted);background:color-mix(in srgb, var(--surface) 85%, transparent);flex-direction:column;display:flex}.hifi-auth-brand{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.hifi-auth-brand-logo{width:auto;max-width:200px;height:auto;max-height:60px}.hifi-auth-section,.hifi-auth-form{gap:var(--pad-3);flex-direction:column;display:flex}.hifi-auth-field{flex-direction:column;gap:6px;display:flex}.hifi-auth-field-label{font-family:var(--font-ui);font-size:var(--hifi-fs-xs);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted);font-weight:700}.hifi-auth-field input,.hifi-auth-field select{font-family:var(--font-ui);font-size:var(--hifi-fs-lg);border:1px solid var(--line-strong);border-radius:var(--r-md);background:var(--surface);color:var(--ink);transition:border-color var(--m-fast), box-shadow var(--m-fast);min-height:44px;padding:12px 14px}.hifi-auth-field input:focus,.hifi-auth-field select:focus{border-color:var(--brand-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--brand-primary) 18%, transparent);outline:none}.hifi-auth-error{color:var(--danger);font-size:var(--hifi-fs-base);font-weight:500}.hifi-auth-error:before{content:"⚠️"}.hifi-auth-info{background:color-mix(in srgb, var(--brand-primary) 10%, var(--surface));border:1px solid color-mix(in srgb, var(--brand-primary) 20%, transparent);border-radius:var(--r-md);padding:var(--pad-3) var(--pad-4);font-size:var(--hifi-fs-md);color:var(--ink-2);line-height:1.5}.hifi-auth-banner{background:color-mix(in srgb, var(--ok) 12%, var(--surface));border:1px solid color-mix(in srgb, var(--ok) 30%, transparent);border-radius:var(--r-md);padding:var(--pad-3) var(--pad-4);color:color-mix(in srgb, var(--ok) 80%, var(--ink));font-size:var(--hifi-fs-md);align-items:center;gap:10px;display:flex}.hifi-auth-detail-row{gap:var(--pad-3);border-bottom:1px solid var(--line);font-size:var(--hifi-fs-md);grid-template-columns:140px 1fr;padding:10px 0;display:grid}.hifi-auth-detail-row:last-child{border-bottom:none}.hifi-auth-link-row{font-size:var(--hifi-fs-md);color:var(--ink-muted);text-align:center;margin:0}.hifi-auth-link-row a{color:var(--brand-primary);text-underline-offset:2px;font-weight:600;text-decoration:underline;text-decoration-thickness:1px}.hifi-auth-doc{background:var(--surface-raised);border-radius:var(--r-lg);width:min(720px,100%);box-shadow:var(--shadow-soft);padding:var(--pad-6);gap:var(--pad-4);animation:hifiRiseIn var(--m-base) var(--ease-spring) both;color:var(--ink-2);line-height:var(--lh-body);flex-direction:column;display:flex}.hifi-auth-doc h2{font-family:var(--font-display);letter-spacing:-.01em;font-style:italic;font-weight:400;font-size:var(--hifi-fs-display-xs);margin:var(--pad-3) 0 var(--pad-3);color:var(--ink)}.hifi-auth-doc h3{font-family:var(--font-ui);font-size:var(--hifi-fs-xl);margin:var(--pad-3) 0 8px;color:var(--ink);font-weight:700}.hifi-auth-doc ul{margin:0 0 var(--pad-3);padding-left:1.4rem}.hifi-auth-doc li{margin-bottom:6px}.hifi-auth-doc a{color:var(--brand-primary);font-weight:600}.hifi-auth-notice{background:color-mix(in srgb, var(--warn) 12%, var(--surface));border:1px solid color-mix(in srgb, var(--warn) 30%, transparent);border-left:4px solid var(--warn);border-radius:var(--r-md);padding:var(--pad-3) var(--pad-4);color:var(--ink);font-size:var(--hifi-fs-md)}.hifi-auth-notice p{margin:0 0 8px}.hifi-auth-notice ul{margin:0}.hifi-auth-notice li{margin-bottom:4px}.hifi-auth-doc-body h1{font-family:var(--font-display);font-style:italic;font-weight:400;font-size:var(--hifi-fs-display-xs);margin:0 0 var(--pad-3);color:var(--ink)}.hifi-auth-doc-body p{margin:0 0 var(--pad-3)}.hifi-auth-doc-body hr{border:none;border-top:1px solid var(--brand-border);margin:var(--pad-4) 0}.hifi-auth-doc-body table{border-collapse:collapse;width:100%;margin:0 0 var(--pad-3);font-size:var(--hifi-fs-md);display:block;overflow-x:auto}.hifi-auth-doc-body th,.hifi-auth-doc-body td{border:1px solid var(--brand-border);text-align:left;vertical-align:top;padding:8px 10px}.hifi-auth-doc-body th{font-weight:700}.hifi-auth-checkmark{background:color-mix(in srgb, var(--brand-primary) 14%, var(--surface));width:64px;height:64px;color:var(--brand-primary);border-radius:999px;justify-content:center;align-items:center;margin:0 auto;display:inline-flex}.hifi-verify-status{padding:var(--pad-3) var(--pad-4);border-radius:var(--r-md);font-size:var(--hifi-fs-xl);align-items:center;gap:10px;font-weight:600;display:flex}.hifi-verify-status.is-valid{background:color-mix(in srgb, var(--ok) 14%, var(--surface));color:color-mix(in srgb, var(--ok) 70%, var(--ink));border:1px solid color-mix(in srgb, var(--ok) 30%, transparent)}.hifi-verify-status.is-invalid{background:color-mix(in srgb, var(--danger) 12%, var(--surface));color:color-mix(in srgb, var(--danger) 70%, var(--ink));border:1px solid color-mix(in srgb, var(--danger) 30%, transparent)}.hifi-mock-user-list{flex-direction:column;gap:8px;max-height:320px;display:flex;overflow-y:auto}.hifi-mock-user-button{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);cursor:pointer;font-family:var(--font-ui);transition:background var(--m-fast), border-color var(--m-fast), transform var(--m-fast) var(--ease-spring);flex-direction:column;flex-shrink:0;gap:2px;min-height:44px;padding:12px 14px;display:flex}.hifi-mock-user-button:hover{background:var(--surface-sunk);border-color:var(--line-strong);transform:translateY(calc(-1px * var(--m-scale)))}.hifi-mock-user-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.hifi-mock-user-button strong{font-size:var(--hifi-fs-md);color:var(--ink);font-weight:600}.hifi-mock-user-button span{color:var(--ink-muted);font-size:.78125rem}@media (width<=820px){.hifi-auth-split{gap:var(--pad-4);grid-template-columns:1fr}.hifi-auth-hero{order:-1;min-height:clamp(180px,42vw,260px)}.hifi-auth-detail-row{grid-template-columns:1fr;gap:4px}}@media (width<=700px){.hifi-auth-shell{padding:var(--pad-3)}.hifi-auth-card,.hifi-auth-doc{padding:var(--pad-5)}}@media (width<=360px){.hifi-auth-card,.hifi-auth-doc{padding:var(--pad-3)}}.hifi-kpi-grid{gap:var(--pad-3);grid-template-columns:repeat(auto-fit,minmax(180px,1fr));display:grid}.hifi-kpi-card{flex-direction:column;gap:4px;display:flex}@media (width<=1100px){.hifi-kpi-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}}@media (width<=700px){.hifi-kpi-grid{grid-template-columns:repeat(2,1fr)}}.hifi-kpi-grid.is-amounts{grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}.hifi-sa-shell{background:var(--surface-sunk);min-height:100vh;color:var(--ink);display:flex}.hifi-sa-sidebar{background:var(--sa-bg);border-right:1px solid var(--sa-border);width:220px;color:var(--sa-text);font-family:var(--font-ui);flex-direction:column;flex-shrink:0;align-self:flex-start;height:100vh;padding:14px 10px;display:flex;position:sticky;top:0}.hifi-sa-brand{border-bottom:1px solid var(--sa-border);align-items:center;gap:10px;padding:6px 8px 16px;display:flex}.hifi-sa-brand-mark{background:var(--brand-primary);width:28px;height:28px;font-size:var(--hifi-fs-base);color:var(--brand-on-primary);font-weight:800;font-family:var(--font-display);border-radius:6px;justify-content:center;align-items:center;display:flex}.hifi-sa-brand-text{flex:1;min-width:0}.hifi-sa-brand-title{font-size:var(--hifi-fs-base);color:var(--sa-text-bright);font-weight:700}.hifi-sa-brand-version{color:var(--sa-text-muted);font-size:.65625rem;font-family:var(--font-mono);margin-top:2px}.hifi-sa-nav{flex-direction:column;gap:1px;margin-top:10px;display:flex}.hifi-sa-nav-item{color:var(--sa-text-muted);font-size:var(--hifi-fs-base);transition:background var(--m-fast), color var(--m-fast), border-color var(--m-fast);background:0 0;border-left:2px solid #0000;border-radius:4px;align-items:center;gap:10px;min-height:36px;padding:8px 10px 8px 12px;font-weight:500;text-decoration:none;display:flex}.hifi-sa-nav-item:hover{background:var(--sa-bg-raised);color:var(--sa-text-strong)}.hifi-sa-nav-item.is-active{background:var(--sa-bg-active);color:var(--sa-text-bright);border-left-color:var(--brand-primary);font-weight:600}.hifi-sa-nav-icon{font-family:var(--font-mono);width:12px;font-size:var(--hifi-fs-sm);color:var(--sa-text-subtle);text-align:center;flex-shrink:0}.hifi-sa-nav-item.is-active .hifi-sa-nav-icon{color:var(--brand-primary)}.hifi-sa-sidebar-foot{border-top:1px solid var(--sa-border);margin-top:auto;padding:14px 10px 4px}.hifi-sa-foot-label{font-size:var(--hifi-fs-2xs);letter-spacing:.12em;text-transform:uppercase;color:var(--sa-text-subtle);margin-bottom:6px;font-weight:700}.hifi-sa-foot-link{font-size:var(--hifi-fs-sm);color:var(--sa-text);transition:background var(--m-fast);border-radius:4px;padding:6px 8px;text-decoration:none;display:block}.hifi-sa-foot-link:hover{background:var(--sa-bg-raised);color:var(--sa-text-strong)}.hifi-sa-body{flex-direction:column;flex:1;min-width:0;display:flex}.hifi-sa-topbar{background:var(--sa-bg-raised);height:44px;color:var(--sa-text);border-bottom:1px solid var(--sa-border);font-family:var(--font-ui);z-index:5;align-items:center;gap:14px;padding:0 18px;display:flex;position:sticky;top:0}.hifi-sa-breadcrumb{color:var(--sa-text-subtle);font-size:.71875rem;font-family:var(--font-mono);align-items:center;gap:8px;display:flex}.hifi-sa-breadcrumb-sep{color:var(--sa-text-faint)}.hifi-sa-breadcrumb-current{color:var(--sa-text-strong)}.hifi-sa-main{padding:var(--pad-5) var(--pad-6) 60px;background:var(--surface-sunk);flex:1;min-width:0}@media (width<=820px){.hifi-sa-shell{flex-direction:column}.hifi-sa-sidebar{flex-direction:row;align-items:center;width:100%;height:auto;padding:10px 14px;position:static;overflow-x:auto}.hifi-sa-brand{border-bottom:none;flex-shrink:0;margin-right:14px;padding:0}.hifi-sa-nav{flex-direction:row;flex:1;gap:4px;margin-top:0}.hifi-sa-nav-item{white-space:nowrap;border-bottom:2px solid #0000;border-left:none;min-height:32px;padding:6px 10px}.hifi-sa-nav-item.is-active{border-bottom-color:var(--brand-primary);border-left-color:#0000}.hifi-sa-sidebar-foot{display:none}.hifi-sa-main{padding:var(--pad-3) var(--pad-4) 40px}}.hifi-pill{font-size:var(--hifi-fs-xs);font-weight:600;font-family:var(--font-ui);letter-spacing:.02em;text-transform:uppercase;background:var(--surface-sunk);color:var(--ink-2);white-space:nowrap;border-radius:3px;align-items:center;gap:5px;padding:2px 8px;display:inline-flex}.hifi-pill-dot{background:currentColor;border-radius:50%;flex-shrink:0;width:5px;height:5px}.hifi-pill.tone-ok{background:color-mix(in srgb, var(--ok) 14%, transparent);color:color-mix(in srgb, var(--ok) 70%, var(--ink))}.hifi-pill.tone-warn{background:color-mix(in srgb, var(--warn) 16%, transparent);color:color-mix(in srgb, var(--warn) 65%, var(--ink))}.hifi-pill.tone-risk{background:color-mix(in srgb, var(--danger) 14%, transparent);color:color-mix(in srgb, var(--danger) 70%, var(--ink))}.hifi-pill.tone-trial{background:color-mix(in srgb, var(--brand-primary) 14%, transparent);color:color-mix(in srgb, var(--brand-primary) 75%, var(--ink))}.hifi-pill.tone-neutral{background:var(--surface-sunk);color:var(--ink-2)}.hifi-pill.tone-dark{background:var(--sa-bg-active);color:var(--sa-text)}.hifi-table{border-collapse:collapse;width:100%;font-family:var(--font-ui);font-size:.78125rem}.hifi-table thead th{text-align:left;font-size:var(--hifi-fs-xs);color:var(--ink-muted);letter-spacing:.04em;text-transform:uppercase;background:var(--surface-sunk);border-bottom:1px solid var(--line);white-space:nowrap;padding:8px 12px;font-weight:600}.hifi-table tbody td{border-bottom:1px solid var(--line);vertical-align:middle;padding:9px 12px}.hifi-table tbody tr:last-child td{border-bottom:none}.hifi-table tbody tr.is-clickable{cursor:pointer;transition:background var(--m-fast)}.hifi-table tbody tr.is-clickable:hover{background:var(--surface-sunk)}.hifi-table th.is-num,.hifi-table td.is-num{text-align:right;font-family:var(--font-mono);font-variant-numeric:tabular-nums}.hifi-table td.is-mono{font-family:var(--font-mono);color:var(--ink-2);font-size:.71875rem}.hifi-table td.is-strong{color:var(--ink);font-weight:600}.hifi-table .hifi-table-meta{color:var(--ink-muted);font-size:.65625rem;font-family:var(--font-mono);margin-top:2px}.hifi-tab-bar-item.is-active{color:var(--ink);border-bottom-color:var(--brand-primary)}.hifi-sa-page-header{justify-content:space-between;align-items:flex-end;gap:var(--pad-3);margin-bottom:var(--pad-4);flex-wrap:wrap;display:flex}.hifi-sa-h1{font-family:var(--font-display);font-size:var(--hifi-fs-5xl);letter-spacing:-.01em;color:var(--ink);margin:0;font-weight:700}.hifi-sa-sub{color:var(--ink-muted);margin-top:4px;font-size:.78125rem}.hifi-sa-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}.hifi-sa-card-head{border-bottom:1px solid var(--line);align-items:center;gap:8px;padding:10px 14px;display:flex}.hifi-sa-card-title{color:var(--ink);margin:0;font-size:.78125rem;font-weight:600}.hifi-sa-card-sub{font-size:var(--hifi-fs-xs);color:var(--ink-muted)}.hifi-sa-card-body{padding:var(--pad-4)}.btn-hifi-sa{font-size:var(--hifi-fs-sm);background:var(--surface);color:var(--ink-2);border:1px solid var(--line);cursor:pointer;font-weight:600;font-family:var(--font-ui);transition:background var(--m-fast), border-color var(--m-fast);white-space:nowrap;border-radius:4px;align-items:center;gap:6px;min-height:32px;padding:6px 12px;display:inline-flex}.btn-hifi-sa:hover{background:var(--surface-sunk);border-color:var(--line-strong)}.btn-hifi-sa.is-primary{background:var(--brand-primary);color:var(--brand-on-primary);border-color:var(--brand-primary)}.btn-hifi-sa.is-primary:hover{background:color-mix(in srgb, var(--brand-primary) 85%, var(--neutral-black));border-color:color-mix(in srgb, var(--brand-primary) 85%, var(--neutral-black))}.btn-hifi-sa:disabled{opacity:.5;cursor:not-allowed}.hifi-sa-filter-bar{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:var(--pad-3);flex-wrap:wrap;align-items:center;gap:8px;padding:8px;display:flex}.hifi-sa-filter-bar input,.hifi-sa-filter-bar select{border:1px solid var(--line);background:var(--surface-sunk);color:var(--ink);border-radius:4px;padding:6px 10px;font-family:inherit;font-size:.78125rem}.hifi-sa-filter-bar input{flex:1;min-width:200px}.hifi-sa-filter-bar input:focus,.hifi-sa-filter-bar select:focus{border-color:var(--brand-primary);box-shadow:0 0 0 2px color-mix(in srgb, var(--brand-primary) 14%, transparent);outline:none}.hifi-sa-segmented-item.is-active{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px #0000000f}.hifi-sa-kv-row{gap:var(--pad-3);border-bottom:1px solid var(--line);grid-template-columns:160px 1fr;align-items:baseline;padding:9px 14px;font-size:.78125rem;display:grid}.hifi-sa-kv-row:last-child{border-bottom:none}.hifi-sa-kv-key{color:var(--ink-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.71875rem;font-weight:600}.hifi-sa-kv-value{color:var(--ink)}.hifi-sa-kv-value.is-mono{font-family:var(--font-mono);font-size:var(--hifi-fs-sm)}@media (width<=820px){.hifi-sa-page-header{flex-direction:column;align-items:stretch}.hifi-sa-kv-row{grid-template-columns:1fr;gap:4px}.hifi-table{font-size:var(--hifi-fs-sm)}.hifi-table thead th,.hifi-table tbody td{padding:7px 10px}.admin-reports-grid,.admin-reports-grid-2,.admin-reports-grid-3{grid-template-columns:1fr!important}}.hifi-search-backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:var(--z-overlay);background:#0f172a8c;justify-content:center;align-items:flex-start;padding:88px 16px 16px;animation:.12s ease-out hifi-search-fade;display:flex;position:fixed;inset:0}@keyframes hifi-search-fade{0%{opacity:0}to{opacity:1}}.hifi-search-modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg,14px);flex-direction:column;width:100%;max-width:640px;max-height:calc(100vh - 120px);display:flex;overflow:hidden;box-shadow:0 24px 64px #0f172a40}.hifi-search-input-row{border-bottom:1px solid var(--line);color:var(--ink-muted);align-items:center;gap:12px;padding:14px 16px;display:flex}.hifi-search-input-row svg{flex-shrink:0;width:20px;height:20px}.hifi-search-input{font-size:var(--hifi-fs-xl);color:var(--ink);background:0 0;border:none;outline:none;flex:1;font-family:inherit}.hifi-search-input:focus-visible{outline:2px solid var(--brand-primary);outline-offset:2px}.hifi-search-input::placeholder{color:var(--ink-muted)}.hifi-search-kbd{font-family:var(--font-mono,ui-monospace, monospace);font-size:var(--hifi-fs-xs);background:var(--surface-sunk);border:1px solid var(--line);color:var(--ink-muted);border-radius:4px;flex-shrink:0;padding:2px 6px}.hifi-search-results{flex:1;min-height:80px;padding:8px 0;overflow-y:auto}.hifi-search-empty{color:var(--ink-muted);font-size:var(--hifi-fs-md);text-align:center;padding:24px 16px}.hifi-search-group{padding:4px 0}.hifi-search-group+.hifi-search-group{border-top:1px solid var(--line);margin-top:4px;padding-top:8px}.hifi-search-group-label{font-size:var(--hifi-fs-xs);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted);padding:4px 16px;font-weight:600}.hifi-search-result{text-align:left;width:100%;color:var(--ink);font-family:inherit;font-size:var(--hifi-fs-md);cursor:pointer;background:0 0;border:none;align-items:center;gap:12px;padding:10px 16px;transition:background .1s;display:flex}.hifi-search-result svg{width:16px;height:16px;color:var(--ink-muted);flex-shrink:0}.hifi-search-result:hover,.hifi-search-result.is-active{background:var(--surface-sunk)}.hifi-search-result-body{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.hifi-search-result-title{white-space:nowrap;text-overflow:ellipsis;font-weight:500;overflow:hidden}.hifi-search-result-subtitle{font-size:var(--hifi-fs-sm);color:var(--ink-muted);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.hifi-search-mark{background:color-mix(in oklch, var(--brand-primary) 20%, transparent);color:var(--ink);border-radius:2px;padding:0 1px;font-weight:600}.hifi-search-footer{font-size:var(--hifi-fs-sm);color:var(--ink-muted);border-top:1px solid var(--line);background:var(--surface-sunk);align-items:center;gap:8px;padding:8px 16px;display:flex}.sidebar-search-trigger{min-height:var(--touch-target);border:1px solid var(--line);background:var(--surface-sunk);color:var(--ink-muted);font-size:var(--hifi-fs-base);cursor:pointer;text-align:left;border-radius:8px;align-items:center;gap:8px;margin:8px 12px;padding:8px 12px;transition:background .1s;display:flex}.sidebar-search-trigger:hover{background:color-mix(in oklch, var(--surface-sunk) 80%, var(--ink) 4%)}.sidebar-search-trigger svg{flex-shrink:0;width:14px;height:14px}.sidebar-search-trigger>span{flex:1}.hifi-cert-verify-url{font-size:var(--hifi-fs-base);color:var(--ink-muted);text-align:center;margin:16px 0 0}.hifi-cert-verify-url .hifi-mono{color:var(--ink);word-break:break-all}@keyframes hifi-qr-fade{0%{opacity:0}to{opacity:1}}dialog.hifi-qr-modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg,14px);width:100%;max-width:360px;color:var(--ink);flex-direction:column;align-items:center;gap:16px;padding:24px;animation:.12s ease-out hifi-qr-fade;display:flex;box-shadow:0 24px 64px #0f172a40}dialog.hifi-qr-modal:not([open]){display:none}dialog.hifi-qr-modal::backdrop{-webkit-backdrop-filter:blur(2px);background:#0f172a8c;animation:.12s ease-out hifi-qr-fade}.hifi-qr-title{font-family:var(--font-ui);font-size:var(--hifi-fs-2xl);color:var(--ink);text-align:center;margin:0;font-weight:600}.hifi-qr-code{background:var(--neutral-white);border-radius:var(--r-md,10px);border:1px solid var(--line);padding:12px}.hifi-qr-code svg{display:block}.hifi-qr-url{font-size:var(--hifi-fs-sm);color:var(--ink-muted);text-align:center;word-break:break-all;margin:0}.admin-home-overdue-cell{color:var(--warn);align-items:center;gap:6px;min-width:160px;font-size:.78125rem;font-weight:600;display:flex}.admin-home-activity-cell{flex-shrink:0;min-width:90px}.hifi-drag-handle{outline:none}.hifi-drag-handle:focus-visible{box-shadow:0 0 0 2px var(--brand-primary)}.hifi-mail-gallery{gap:var(--pad-3,16px);margin-top:var(--pad-3,16px);grid-template-columns:repeat(auto-fill,minmax(320px,1fr));display:grid}.hifi-mail-card{flex-direction:column;display:flex;overflow:hidden}.hifi-mail-frame{border:1px solid var(--line);background:var(--neutral-white);border-radius:8px;width:100%;height:460px}.hifi-mail-card-foot{justify-content:space-between;align-items:center;gap:8px;margin-top:10px;display:flex}