:root{--brand: #c5221f;--brand-dark: #a51815;--ink: #0b1220;--muted: #475569;--line: #cbd5e1;--page: #f1f5f9;--card: #ffffff;--success: #166534;--success-bg: #dcfce7;--success-strong: #15803d;--warning: #92400e;--warning-bg: #fef3c7;--warning-line: #f59e0b;--error: #991b1b;--error-bg: #fee2e2;--error-line: #dc2626;--info-bg: #e0f2fe;--info: #075985;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--page);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:17px;line-height:1.45;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}.ep-app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}.ep-header{display:flex;align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:var(--brand);color:#fff;position:sticky;top:0;z-index:5}.ep-logo{height:36px;width:auto;flex-shrink:0}.ep-header-text{min-width:0;flex:1}.ep-event{font-weight:800;font-size:15px;line-height:1.2}.ep-sub{font-size:13px;opacity:.92;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ep-signout{flex-shrink:0;background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.8);border-radius:10px;padding:8px 12px;font:inherit;font-size:14px;font-weight:700;min-height:40px;cursor:pointer}.ep-main{width:100%;max-width:560px;margin:0 auto;padding:16px 16px calc(24px + env(safe-area-inset-bottom));flex:1}.ep-stack{display:flex;flex-direction:column;gap:14px}.ep-center{display:flex;align-items:center;justify-content:center;gap:10px;padding:48px 0;color:var(--muted)}.ep-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}.ep-muted{color:var(--muted);margin:0 0 14px}.ep-signin h1{margin:0 0 6px;font-size:24px}.ep-signin{display:flex;flex-direction:column}.ep-label{font-weight:700;font-size:15px;margin:12px 0 6px;display:block}.ep-input{width:100%;font:inherit;font-size:18px;padding:14px;min-height:54px;border:2px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}.ep-input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px #0b122026}.ep-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow-wrap:anywhere}.ep-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:58px;padding:14px 18px;margin-top:14px;border-radius:14px;border:2px solid transparent;font:inherit;font-size:19px;font-weight:800;cursor:pointer;text-align:center;touch-action:manipulation}.ep-btn:disabled{opacity:.55;cursor:not-allowed}.ep-btn:focus-visible{outline:3px solid #1d4ed8;outline-offset:2px}.ep-btn-primary{background:var(--brand);color:#fff}.ep-btn-primary:not(:disabled):active{background:var(--brand-dark)}.ep-btn-scan{background:var(--brand);color:#fff;min-height:128px;font-size:26px;flex-direction:column;margin-top:0;box-shadow:0 6px 18px #c5221f47}.ep-btn-confirm{background:var(--success-strong);color:#fff;min-height:66px;font-size:20px;margin-top:0}.ep-btn-confirm:not(:disabled):active{background:var(--success)}.ep-btn-outline{background:#fff;color:var(--ink);border-color:var(--ink)}.ep-actions{display:flex;flex-direction:column;gap:12px}.ep-actions .ep-btn{margin-top:0}.ep-banner{border-radius:14px;padding:14px 16px;border:2px solid;font-size:16px}.ep-banner strong{display:block;font-size:18px}.ep-banner p{margin:4px 0 0}.ep-banner.is-success{background:var(--success-bg);border-color:var(--success-strong);color:var(--success)}.ep-banner.is-warning{background:var(--warning-bg);border-color:var(--warning-line);color:var(--warning)}.ep-banner.is-error{background:var(--error-bg);border-color:var(--error-line);color:var(--error)}.ep-banner.is-info{background:var(--info-bg);border-color:#7dd3fc;color:var(--info);display:flex;align-items:center;justify-content:space-between}.ep-camera{display:flex;flex-direction:column;gap:10px}.ep-camera.is-hidden{display:none}.ep-video-box{position:relative;width:100%;aspect-ratio:3 / 4;max-height:62vh;background:#000;border-radius:16px;overflow:hidden}.ep-video-box video{width:100%;height:100%;object-fit:cover;display:block}.ep-frame{position:absolute;top:18%;right:18%;bottom:18%;left:18%;border:4px solid #fff;border-radius:18px;box-shadow:0 0 0 9999px #00000059}.ep-hint{text-align:center;margin:4px 0 0;font-weight:700}.ep-camera .ep-btn,.ep-manual 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.ep-result-icon{background:#d97706}.ep-result.is-error{background:var(--error-bg);border-color:var(--error-line);color:var(--error)}.ep-result.is-error .ep-result-icon{background:var(--error-line)}.ep-result-details{text-align:left;color:var(--ink);background:#ffffffb3;border-radius:12px;padding:12px 14px}.ep-result-who{margin-top:10px!important;font-weight:800;color:var(--ink)}.ep-spinner{width:20px;height:20px;border:3px solid currentColor;border-right-color:transparent;border-radius:50%;display:inline-block;animation:ep-spin .8s linear infinite}@keyframes ep-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){.ep-spinner{animation-duration:2.4s}}@media (max-width: 360px){.ep-details{grid-template-columns:minmax(0,1fr);gap:2px}.ep-details dd{margin-bottom:8px}.ep-person-head{flex-direction:column;align-items:flex-start}}.ep-test-stamp{background:repeating-linear-gradient(135deg,#111827 0,#111827 16px,#c00000 16px,#c00000 32px);color:#fff;font-weight:900;font-size:20px;letter-spacing:.05em;text-align:center;padding:14px 12px;border-radius:14px;text-shadow:0 1px 2px rgba(0,0,0,.6)}.ep-person.is-test{border:4px dashed #c00000}.ep-chip.is-test{background:#111827;color:#fff}.ep-banner.is-test{background:#f3f4f6;border-color:#111827;color:#111827}.ep-result.is-test{background:#f3f4f6;border-color:#111827;color:#111827;border-style:dashed}.ep-result.is-test .ep-result-icon{background:#111827}.ep-btn-test{background:#111827;color:#fff;min-height:66px;font-size:20px;margin-top:0}