:root{color-scheme:light;--bg:#eef2f7;--bg-strong:#e0e7f1;--surface:rgba(248,250,253,.85);--surface-strong:#f1f5f9;--ink:#1e293b;--muted:#5a6a81;--accent:#2563eb;--accent-deep:#1e40af;--complement:#f59e0b;--complement-deep:#d97706;--line:rgba(30,41,59,.12);--success:#166534;--success-bg:rgba(22,101,52,.12);--warning:#b45309;--warning-bg:rgba(245,158,11,.12);--danger:#dc2626;--danger-bg:rgba(220,38,38,.12);--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--font-xs:0.75rem;--font-sm:0.875rem;--font-base:1rem;--font-lg:1.125rem;--font-xl:1.25rem;--font-2xl:1.5rem;--font-3xl:1.875rem;--font-4xl:2.25rem;--font-5xl:3rem;--radius-sm:8px;--radius-md:12px;--radius-lg:18px;--radius-xl:24px;--radius-full:9999px;--radius:var(--radius-xl);--shadow:0 22px 48px rgba(30,41,59,.12);--font-sans:"Inter","Aptos","Trebuchet MS","Segoe 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h3{margin:0;font-size:1.2rem}.container-meta{margin:0 0 16px;color:var(--muted);line-height:1.6}.qr-payload-block{display:grid;grid-gap:8px;gap:8px;padding:14px;margin-bottom:16px;border-radius:16px;background:rgba(30,41,59,.05)}.container-qr-shell{display:grid;grid-gap:14px;gap:14px;justify-items:center;padding:16px;margin-bottom:16px;border:1px solid rgba(30,41,59,.08);border-radius:18px;background:linear-gradient(180deg,hsla(0,0%,100%,.76),rgba(248,250,253,.82)),hsla(0,0%,100%,.58)}.container-qr-image{width:min(100%,220px);aspect-ratio:1;padding:12px;border-radius:20px;background:#fff;object-fit:contain;box-shadow:0 14px 30px rgba(30,41,59,.1)}.container-qr-placeholder{display:grid;place-items:center;grid-gap:6px;gap:6px;width:min(100%,220px);aspect-ratio:1;padding:18px;border:1px dashed rgba(30,41,59,.16);border-radius:20px;background:hsla(0,0%,100%,.72);text-align:center}.container-qr-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.container-meta-grid 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li{margin-bottom:12px}.scanner-student-card{margin-bottom:18px}.scanner-student-card-compact{margin-bottom:0}.scanner-mobile-shell{display:grid;grid-template-columns:minmax(0,1fr)}.scanner-focus-panel{display:grid;grid-gap:18px;gap:18px}.scanner-focus-panel.tone-live{border-color:rgba(37,99,235,.14)}.scanner-focus-panel.tone-processing{border-color:rgba(37,99,235,.24)}.scanner-focus-panel.tone-preview{border-color:rgba(13,148,136,.18);background:linear-gradient(180deg,rgba(240,253,250,.92),rgba(248,250,253,.88)),var(--surface)}.scanner-focus-panel.tone-success-in{border-color:rgba(22,101,52,.18);background:linear-gradient(180deg,rgba(244,255,248,.92),rgba(248,250,253,.88)),var(--surface)}.scanner-focus-panel.tone-success-out{border-color:rgba(37,99,235,.18);background:linear-gradient(180deg,rgba(245,249,255,.92),rgba(248,250,253,.88)),var(--surface)}.scanner-focus-panel.tone-error{border-color:rgba(220,38,38,.18);background:linear-gradient(180deg,rgba(255,247,245,.92),rgba(248,250,253,.88)),var(--surface)}.live-camera-shell{min-height:420px}.scanner-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.scanner-canvas{display:none}.camera-shell{position:relative;display:grid;place-items:center;min-height:360px;border-radius:20px;background:linear-gradient(160deg,rgba(15,23,42,.86),rgba(30,41,59,.92)),#0f172a;overflow:hidden}.camera-shell:after,.camera-shell:before{content:"";position:absolute;width:180px;height:180px;border-radius:999px;background:rgba(37,99,235,.18);filter:blur(12px)}.camera-shell:before{top:-24px;left:-32px}.camera-shell:after{right:-24px;bottom:-32px}.camera-reticle{position:relative;z-index:1;width:min(72vw,240px);aspect-ratio:1;border:3px solid rgba(241,245,249,.78);border-radius:24px;box-shadow:0 0 0 18px hsla(0,0%,100%,.06);animation:scannerPulse 2s ease-in-out infinite}.camera-label{position:absolute;bottom:24px;margin:0;color:rgba(241,245,249,.84);font-weight:600;z-index:1}.scan-stage-shell{min-height:62vh}.scan-stage-overlay{position:absolute;inset:auto 18px 18px 18px;z-index:2;display:grid;grid-gap:6px;gap:6px;padding:16px 18px;border:1px solid rgba(241,245,249,.18);border-radius:18px;background:rgba(15,23,42,.42);color:#f1f5f9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.scan-stage-overlay strong{font-size:1.1rem}.scan-stage-overlay-label{font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(241,245,249,.72)}.panel-header{margin-bottom:14px}.bulk-result-header{margin-top:22px}.payload-preview{margin:0 0 20px;padding:18px;overflow-x:auto;border-radius:18px;background:rgba(30,41,59,.05);font-family:Cascadia Code,Consolas,monospace}.scanner-controls{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}.scan-primary-actions{margin-top:4px;margin-bottom:0}.scan-action-button{width:100%;min-height:54px}.scan-result-card-prominent{display:grid;grid-gap:14px;gap:14px;padding:18px;animation:scanPop .22s ease-out}.scan-result-card-prominent.is-in{border-color:rgba(22,101,52,.28);background:linear-gradient(180deg,rgba(240,255,246,.96),hsla(0,0%,100%,.72))}.scan-result-card-prominent.is-out{border-color:rgba(37,99,235,.22);background:linear-gradient(180deg,rgba(242,248,255,.96),hsla(0,0%,100%,.72))}.scan-result-card-prominent h3{margin:0;font-size:clamp(1.6rem,5vw,2.3rem)}.scan-preview-card{display:grid;grid-gap:14px;gap:14px;border-color:rgba(13,148,136,.18);background:linear-gradient(180deg,rgba(241,255,252,.94),hsla(0,0%,100%,.74)),hsla(0,0%,100%,.52)}.scan-preview-card h3{margin:0;font-size:clamp(1.3rem,4vw,1.9rem)}.scan-status-card strong{display:block;margin-top:8px;word-break:break-word}.approval-inline-card,.scan-blocking-note,.scan-manual-panel{padding:16px;border:1px solid var(--line);border-radius:18px;background:hsla(0,0%,100%,.5)}.approval-inline-card{border-color:rgba(37,99,235,.16);background:linear-gradient(180deg,rgba(239,246,255,.92),hsla(0,0%,100%,.8)),hsla(0,0%,100%,.5)}.approval-inline-card strong,.scan-blocking-note strong{display:block;margin-top:6px}.compact-approval-card{margin-top:8px}.scan-blocking-note{border-color:rgba(146,64,14,.18);background:linear-gradient(180deg,rgba(255,251,235,.92),hsla(0,0%,100%,.8)),hsla(0,0%,100%,.5)}.scan-manual-panel{display:grid;grid-gap:12px;gap:12px;border-style:dashed}.scan-manual-panel .scan-fallback-form{padding:0}.scan-fallback-panel{border:1px solid var(--line);border-radius:18px;background:hsla(0,0%,100%,.38)}.scan-fallback-panel summary{padding:16px 18px;cursor:pointer;font-weight:700;list-style:none}.scan-fallback-panel summary::-webkit-details-marker{display:none}.scan-fallback-form{display:grid;grid-gap:14px;gap:14px;padding:0 18px 18px}.detail-panel{border:1px solid var(--line);border-radius:16px;background:hsla(0,0%,100%,.34)}.detail-panel summary{padding:14px 16px;cursor:pointer;font-weight:700;list-style:none}.detail-panel summary::-webkit-details-marker{display:none}.detail-panel .container-meta-grid,.detail-panel .payload-preview{padding:0 16px 16px}@keyframes scannerPulse{0%,to{transform:scale(1);box-shadow:0 0 0 18px hsla(0,0%,100%,.06)}50%{transform:scale(1.02);box-shadow:0 0 0 22px hsla(0,0%,100%,.08)}}@keyframes scanPop{0%{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}.offline-indicator{position:fixed;bottom:16px;left:16px;right:16px;display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-radius:18px;background:var(--accent);color:#fff;box-shadow:var(--shadow);z-index:1000;animation:scanPop .3s ease-out;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.offline-indicator.is-offline{background:var(--complement-deep)}.offline-indicator-content{display:flex;align-items:center;gap:12px}.offline-indicator-icon{width:20px;height:20px}.offline-indicator-text{font-size:.9rem;font-weight:600}.offline-indicator-tag{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:rgba(0,0,0,.2);padding:4px 10px;border-radius:999px}.spinner{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.search-overlay{position:fixed;inset:0;background:rgba(15,23,42,.4);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2000;display:flex;justify-content:center;padding-top:15vh;animation:searchFadeIn .2s ease-out}.search-modal{width:min(600px,95vw);max-height:60vh;background:#fff;border-radius:20px;box-shadow:0 25px 50px -12px 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1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-decoration:none;color:var(--muted);font-size:10px;font-weight:700;text-transform:uppercase}.mobile-nav-item.is-active{color:var(--accent)}.nav-icon{width:20px;height:20px}.main-content-wrapper{flex:1 1;display:flex;flex-direction:column;width:100%}.page-body{padding:0 0 80px}@media (min-width:1024px){.desktop-sidebar{display:flex}.mobile-bottom-nav{display:none}.page-body{padding:40px}}