:root{--bg:#0d1320;--bg-2:#0a0f1a;--panel:#141c2c;--panel-2:#1a2436;--raised:#202c42;--line:#26324a;--line-soft:#1e293b;--ink:#eaf0fb;--ink-dim:#9db0d0;--ink-mute:#66789a;--scan:#22d3ee;--scan-deep:#0891b2;--indigo:#6366f1;--ok:#34d399;--warn:#fbbf24;--bad:#fb7185;--radius:16px;--radius-lg:22px;--shadow:0 18px 44px #00000073;--font-ui:system-ui, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", "Segoe UI", sans-serif;--font-mono:ui-monospace, "SF Mono", "Cascadia Code", "Consolas", monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:var(--font-ui);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility}*{box-sizing:border-box}body{background:radial-gradient(1200px 700px at 78% -8%, #22d3ee1a, transparent 60%), radial-gradient(900px 600px at -5% 110%, #6366f11a, transparent 55%), var(--bg);min-height:100vh;margin:0}button,input,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:0}button:disabled{opacity:.4;cursor:not-allowed}:focus-visible{outline:2px solid var(--scan);outline-offset:2px;border-radius:8px}input{-webkit-appearance:none}.app{flex-direction:column;gap:18px;max-width:1400px;margin:0 auto;padding:18px clamp(12px,3vw,28px) 96px;display:flex}.topbar{border:1px solid var(--line);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:30;background:#141c2cb8;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;display:flex;position:sticky;top:12px}.brand{align-items:center;gap:13px;min-width:0;display:flex}.logo{background:linear-gradient(135deg, var(--scan), var(--indigo));color:#06121a;letter-spacing:-.04em;border-radius:13px;flex-shrink:0;place-items:center;width:44px;height:44px;font-weight:900;display:grid;box-shadow:0 8px 22px #22d3ee4d}.brand h1{letter-spacing:-.02em;margin:0;font-size:18px}.brand p{color:var(--ink-mute);margin:2px 0 0;font-size:12px}.topbar-right{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.pin-box{align-items:center;gap:7px;display:flex}.pin-box input{border:1px solid var(--line);background:var(--bg-2);width:132px;color:var(--ink);font-family:var(--font-mono);letter-spacing:.12em;border-radius:11px;padding:9px 12px}.pin-box input::placeholder{letter-spacing:normal;font-family:var(--font-ui);color:var(--ink-mute)}.status-pill{background:var(--panel-2);border:1px solid var(--line);color:var(--ink-dim);white-space:nowrap;border-radius:999px;align-items:center;gap:7px;padding:8px 13px;font-size:12px;font-weight:700;display:inline-flex}.status-pill:before{content:"";background:var(--ink-mute);border-radius:50%;width:8px;height:8px}.status-pill[data-state=loading]:before{background:var(--warn);animation:1s infinite blink}.status-pill[data-state=ready]{color:var(--ok)}.status-pill[data-state=ready]:before{background:var(--ok);box-shadow:0 0 10px var(--ok)}@keyframes blink{50%{opacity:.3}}.grid{grid-template-columns:minmax(0,1.55fr) 380px;align-items:start;gap:18px;display:grid}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.stage-panel{flex-direction:column;gap:14px;padding:16px;display:flex}.stage-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.stage-title{align-items:center;gap:10px;display:flex}.stage-title h2{letter-spacing:-.02em;margin:0;font-size:16px}.mode-chip{font-family:var(--font-mono);background:var(--panel-2);border:1px solid var(--line);color:var(--ink-mute);text-transform:uppercase;letter-spacing:.08em;border-radius:8px;padding:4px 9px;font-size:11px;font-weight:700}.mode-chip[data-mode=attendance]{color:var(--scan);border-color:var(--scan-deep);background:#22d3ee1a}.mode-chip[data-mode=register]{color:var(--ok);background:#34d3991a;border-color:#34d39966}.stage-actions{flex-wrap:wrap;gap:9px;display:flex}.stage{aspect-ratio:16/10;border:1px solid var(--line-soft);background:#05080f;border-radius:18px;place-items:center;display:grid;position:relative;overflow:hidden}video,.overlay{width:100%;height:100%;position:absolute;inset:0}video{object-fit:cover;transform:scaleX(-1)}.stage.rear-camera video{transform:none}.overlay{pointer-events:none}.reticle{pointer-events:none;opacity:.5;position:absolute;inset:20px}.reticle:before,.reticle:after,.reticle>i:before,.reticle>i:after{content:"";border:2px solid var(--scan);width:26px;height:26px;position:absolute}.reticle:before{border-bottom:0;border-right:0;border-top-left-radius:6px;top:0;left:0}.reticle:after{border-bottom:0;border-left:0;border-top-right-radius:6px;top:0;right:0}.reticle>i:before{border-top:0;border-right:0;border-bottom-left-radius:6px;bottom:0;left:0}.reticle>i:after{border-top:0;border-left:0;border-bottom-right-radius:6px;bottom:0;right:0}.stage.live .reticle{opacity:.85}.scanline{opacity:0;background:linear-gradient(90deg, transparent, var(--scan), transparent);height:2px;box-shadow:0 0 18px var(--scan);position:absolute;top:0;left:0;right:0}.stage.scanning .scanline{opacity:.8;animation:3.2s linear infinite scan}@keyframes scan{0%{top:4%}50%{top:96%}to{top:4%}}.placeholder{z-index:2;text-align:center;color:var(--ink-mute);padding:24px}.placeholder strong{color:var(--ink-dim);letter-spacing:-.01em;margin-bottom:6px;font-size:17px;display:block}.placeholder span{font-size:13px}.stage-prompt{z-index:3;text-align:center;border:1px solid var(--line);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);max-width:82%;color:var(--ink);opacity:0;background:#05080fb8;border-radius:12px;padding:10px 16px;font-size:14px;font-weight:600;transition:opacity .2s;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.stage-prompt.show{opacity:1}.stage-prompt em{color:var(--scan);font-style:normal;font-weight:800}.readouts{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.readout{background:var(--bg-2);border:1px solid var(--line-soft);border-radius:13px;padding:11px 13px}.readout .k{color:var(--ink-mute);text-transform:uppercase;letter-spacing:.07em;font-size:11px}.readout .v{font-family:var(--font-mono);letter-spacing:-.02em;margin-top:3px;font-size:24px;font-weight:700;line-height:1.2}.readout.known .v{color:var(--scan)}.readout.unknown .v{color:var(--ink-dim)}.reg-progress{align-items:center;gap:10px;display:none}.reg-progress.on{display:flex}.reg-progress .bar{background:var(--bg-2);border:1px solid var(--line-soft);border-radius:999px;flex:1;height:8px;overflow:hidden}.reg-progress .bar>i{background:linear-gradient(90deg, var(--scan), var(--indigo));width:0;height:100%;transition:width .3s;display:block}.reg-progress .count{font-family:var(--font-mono);color:var(--ink-dim);white-space:nowrap;font-size:13px}.btn{letter-spacing:-.01em;background:var(--raised);color:var(--ink-dim);border:1px solid var(--line);border-radius:12px;padding:10px 15px;font-size:13px;font-weight:700;transition:all .12s}.btn:hover:not(:disabled){border-color:var(--ink-mute);color:var(--ink)}.btn.primary{background:linear-gradient(135deg, var(--scan), var(--scan-deep));color:#04121a;border:0;box-shadow:0 8px 20px #22d3ee40}.btn.primary:hover:not(:disabled){filter:brightness(1.06)}.btn.danger{color:var(--bad);background:#fb71851f;border-color:#fb71854d}.btn.ghost{background:0 0}.rail{flex-direction:column;gap:16px;display:flex}.card{padding:17px}.card h3{letter-spacing:-.01em;margin:0 0 5px;font-size:15px}.card .hint{color:var(--ink-mute);margin:0 0 12px;font-size:12px;line-height:1.5}.form-row{gap:9px;display:flex}.form-row input{border:1px solid var(--line);background:var(--bg-2);min-width:0;color:var(--ink);border-radius:12px;flex:1;padding:11px 13px}.form-row input::placeholder{color:var(--ink-mute)}.guide{gap:7px;margin-top:13px;display:grid}.guide-step{border:1px solid var(--line-soft);background:var(--bg-2);color:var(--ink-mute);border-radius:11px;justify-content:space-between;align-items:center;gap:8px;padding:9px 12px;font-size:13px;transition:all .15s;display:flex}.guide-step small{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em;background:var(--panel-2);border-radius:6px;padding:2px 7px;font-size:10px}.guide-step.active{border-color:var(--scan-deep);color:var(--ink);background:#22d3ee14;font-weight:700}.guide-step.active small{background:var(--scan);color:#04121a}.guide-step.done{color:var(--ok);border-color:#34d39940}.guide-step.done small{color:var(--ok);background:#34d3992e}.people-list{gap:8px;max-height:260px;margin-top:2px;display:grid;overflow:auto}.person{background:var(--bg-2);border:1px solid var(--line-soft);border-radius:12px;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;display:flex}.person strong{font-size:14px}.person small{color:var(--ink-mute);font-family:var(--font-mono);font-size:11px}.person button{color:var(--bad);border-radius:8px;padding:5px 9px;font-size:12px;font-weight:700}.person button:hover{background:#fb71851f}.note-card .hint{margin-bottom:0}.note-card strong{color:var(--warn)}.records-panel{grid-column:1/-1;padding:17px}.records-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:13px;display:flex}.records-head h2{letter-spacing:-.02em;margin:0;font-size:16px}.records-tools{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.records-tools input{border:1px solid var(--line);background:var(--bg-2);color:var(--ink);font-family:var(--font-mono);border-radius:11px;padding:9px 12px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:520px}th,td{text-align:left;border-bottom:1px solid var(--line-soft);padding:12px;font-size:14px}th{color:var(--ink-mute);text-transform:uppercase;letter-spacing:.06em;font-size:11px;font-weight:700}tbody tr:hover{background:var(--bg-2)}tr:last-child td{border-bottom:0}td.num{font-family:var(--font-mono);color:var(--ink-dim)}.conf{font-family:var(--font-mono);align-items:center;gap:7px;display:inline-flex}.conf .track{background:var(--line);border-radius:999px;width:44px;height:5px;overflow:hidden}.conf .track>i{background:var(--scan);height:100%;display:block}.empty{color:var(--ink-mute);text-align:center;background:var(--bg-2);border-radius:14px;padding:26px;font-size:13px}.toast{background:var(--panel-2);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);opacity:0;z-index:50;text-align:center;pointer-events:none;border-radius:12px;max-width:min(460px,90vw);padding:12px 18px;font-size:14px;transition:all .22s;position:fixed;bottom:88px;left:50%;transform:translate(-50%,14px)}.toast.show{opacity:1;transform:translate(-50%)}.mobile-bar{z-index:40;padding:10px 14px calc(10px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);background:#0d1320eb;gap:9px;display:none;position:fixed;bottom:0;left:0;right:0}.mobile-bar .btn{text-align:center;flex:1;min-height:48px;padding:13px 10px}@media 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12px;font-size:13px;bottom:10px}.reticle{inset:14px}.readouts{grid-template-columns:repeat(3,minmax(0,1fr))}.readout .k{font-size:10px}.form-row{flex-direction:column}.form-row input,.form-row .btn{width:100%;min-height:46px}.people-list{max-height:180px}.records-head{align-items:stretch}.records-tools{grid-template-columns:1fr 1fr;width:100%;display:grid}.records-tools input,.records-tools .btn{min-height:44px}.toast{bottom:calc(82px + env(safe-area-inset-bottom));width:calc(100vw - 24px)}}@media (width<=420px){.mobile-bar{gap:6px;padding-left:8px;padding-right:8px}.mobile-bar .btn{padding-left:6px;padding-right:6px;font-size:12px}.brand h1{font-size:16px}.logo{width:40px;height:40px}}@media (prefers-reduced-motion:reduce){.scanline,.status-pill:before{animation:none!important}*{transition-duration:.01ms!important}}