@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Noto+Sans+KR:wght@300;400;500;700&display=swap');
:root{--bg:#08090f;--bg2:#0d1017;--bg3:#121620;--panel:#161c28;--border:#1e2a3d;--accent:#4f8ef7;--accent2:#7c6ff7;--ok:#22c55e;--warn:#f59e0b;--danger:#ef4444;--text:#dde3f0;--muted:#5a6a82;--mono:'Space Mono',monospace;--sans:'Noto Sans KR',sans-serif;}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100vh;}
#login-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:32px 20px;}
.login-wrap{display:flex;gap:22px;align-items:flex-start;width:100%;max-width:880px;flex-wrap:wrap;justify-content:center;}
.rules-side{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:24px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:12px;}
.rules-side-title{font-size:11px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-bottom:4px;}
.rules-item{border-radius:10px;padding:12px 14px;}
.warn-item{background:rgba(245,158,11,.06);border:1px solid rgba(245,158,11,.18);}
.chat-item{background:rgba(79,142,247,.06);border:1px solid rgba(79,142,247,.18);}
.danger-item{background:rgba(239,68,68,.06);border:1px solid rgba(239,68,68,.18);}
.info-item{background:rgba(34,197,94,.06);border:1px solid rgba(34,197,94,.18);}
.ri-head{font-size:11px;font-weight:700;margin-bottom:7px;color:var(--text);}
.ri-badge{font-size:10px;font-weight:400;color:var(--danger);margin-left:5px;}
.ri-list{list-style:none;display:flex;flex-direction:column;gap:4px;}
.ri-list li{font-size:11px;color:var(--muted);line-height:1.6;padding-left:4px;}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.brand-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:22px;}
.brand-name{font-family:var(--mono);font-size:22px;font-weight:700;background:linear-gradient(135deg,#60a5fa,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.tagline{font-size:13px;color:var(--muted);margin-bottom:36px;}
.login-card{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:32px;width:100%;max-width:440px;}
.lbl{display:block;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:7px;}
.inp{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:9px;padding:11px 14px;color:var(--text);font-size:14px;font-family:var(--sans);outline:none;transition:border .2s;margin-bottom:14px;}
.inp:focus{border-color:var(--accent);}
select.inp{appearance:none;cursor:pointer;}
.divider{height:1px;background:var(--border);margin:20px 0;}
.start-btn{width:100%;padding:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:11px;color:#fff;font-size:15px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:opacity .2s,transform .1s;margin-top:4px;}
.start-btn:hover{opacity:.88;transform:translateY(-1px);}
.notice{background:rgba(79,142,247,.07);border:1px solid rgba(79,142,247,.2);border-radius:9px;padding:12px 14px;font-size:12px;color:var(--muted);line-height:1.7;margin-top:14px;}
#exam-screen{display:none;flex-direction:column;min-height:100vh;}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:13px 22px;background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;}
.tb-left{display:flex;align-items:center;gap:14px;}
.mini-brand{font-family:var(--mono);font-size:12px;font-weight:700;color:var(--accent);}
.exam-name-tb{font-size:13px;color:var(--muted);}
.tb-right{display:flex;align-items:center;gap:14px;}
.timer{font-family:var(--mono);font-size:20px;font-weight:700;letter-spacing:2px;}
.timer.tw{color:var(--warn)}.timer.td{color:var(--danger);animation:pulse 1s infinite;}
.status-pill{display:flex;align-items:center;gap:5px;padding:5px 11px;border-radius:20px;font-size:11px;font-weight:700;}
.sp-ok{background:rgba(34,197,94,.13);color:var(--ok);border:1px solid rgba(34,197,94,.25);}
.sp-w{background:rgba(245,158,11,.13);color:var(--warn);border:1px solid rgba(245,158,11,.25);}
.sp-d{background:rgba(239,68,68,.13);color:var(--danger);border:1px solid rgba(239,68,68,.25);animation:pulse 1s infinite;}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor;}
.blink{animation:blink 1s infinite;}
.warn-badges{display:flex;gap:5px;}
.wb{width:22px;height:22px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;transition:background .3s;}
.wb.used{background:var(--warn);color:#000;}.wb.crit{background:var(--danger);color:#fff;}
.wbs{width:6px;height:1px;background:var(--border);border-radius:1px;align-self:center;}
.exam-layout{display:grid;grid-template-columns:1fr 300px;min-height:calc(100vh - 54px);}
.exam-content{padding:28px;overflow-y:auto;}
.exam-paper{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:36px;max-width:700px;margin:0 auto;}
.paper-hdr{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--border);}
.paper-title{font-size:18px;font-weight:700;}.paper-sub{font-size:12px;color:var(--muted);margin-top:3px;}
.paper-student{text-align:right;font-size:12px;color:var(--muted);}
.paper-student strong{display:block;font-size:14px;color:var(--text);margin-bottom:2px;}
.q-block{margin-bottom:28px;}
.q-num{font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:1px;color:var(--accent);margin-bottom:7px;text-transform:uppercase;}
.q-text{font-size:14px;line-height:1.7;margin-bottom:13px;}
.q-options{display:flex;flex-direction:column;gap:7px;}
.q-option{display:flex;align-items:center;gap:10px;padding:11px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:9px;cursor:pointer;transition:all .18s;font-size:13px;}
.q-option:hover{border-color:var(--accent);background:rgba(79,142,247,.07);}
.q-option.sel{border-color:var(--accent);background:rgba(79,142,247,.14);}
.opt-l{width:24px;height:24px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:10px;font-weight:700;flex-shrink:0;transition:background .18s;}
.q-option.sel .opt-l{background:var(--accent);color:#fff;}
.submit-btn{display:block;margin:28px auto 0;padding:13px 44px;background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;border-radius:10px;color:#fff;font-size:14px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:opacity .18s;}
.submit-btn:hover{opacity:.87;}
.mon-panel{background:var(--bg2);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;}
.mp-section{padding:14px;border-bottom:1px solid var(--border);}
.mp-title{font-size:9px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin-bottom:10px;}
.cam-wrap{position:relative;width:100%;aspect-ratio:4/3;background:#000;border-radius:9px;overflow:hidden;}
#cam-vid{width:100%;height:100%;object-fit:cover;transform:scaleX(-1);display:block;}
#cam-cvs{position:absolute;top:0;left:0;width:100%;height:100%;transform:scaleX(-1);}
.cam-badge{position:absolute;bottom:7px;left:7px;background:rgba(0,0,0,.7);border-radius:5px;padding:3px 8px;font-size:10px;font-family:var(--mono);display:flex;align-items:center;gap:4px;}
.gaze-bar-bg{width:100%;height:5px;background:var(--bg3);border-radius:3px;overflow:hidden;margin-top:8px;}
.gaze-bar-fill{height:100%;border-radius:3px;transition:width .3s,background .3s;}
.gaze-lbl{font-size:10px;color:var(--muted);margin-top:4px;text-align:center;}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;}
.sbox{background:var(--bg3);border:1px solid var(--border);border-radius:7px;padding:9px 11px;}
.sbox-v{font-family:var(--mono);font-size:18px;font-weight:700;line-height:1;margin-bottom:2px;}
.sbox-v.g{color:var(--ok)}.sbox-v.w{color:var(--warn)}.sbox-v.d{color:var(--danger)}
.sbox-l{font-size:10px;color:var(--muted);}
.voice-row{display:flex;align-items:center;gap:6px;margin-bottom:7px;}
.wave-bar{width:3px;background:var(--accent);border-radius:2px;height:3px;}
.wave-bar.act{animation:wave .6s ease-in-out infinite;}
.wave-bar:nth-child(2){animation-delay:.1s}.wave-bar:nth-child(3){animation-delay:.2s}.wave-bar:nth-child(4){animation-delay:.3s}.wave-bar:nth-child(5){animation-delay:.15s}
.voice-txt{font-size:11px;color:var(--muted);min-height:30px;line-height:1.5;}
.log-list{display:flex;flex-direction:column;gap:5px;max-height:160px;overflow-y:auto;}
.log-item{display:flex;gap:7px;padding:7px 9px;border-radius:6px;font-size:11px;line-height:1.4;}
.li-info{background:rgba(79,142,247,.09);border-left:2px solid var(--accent);}
.li-warn{background:rgba(245,158,11,.09);border-left:2px solid var(--warn);}
.li-danger{background:rgba(239,68,68,.09);border-left:2px solid var(--danger);}
.li-ok{background:rgba(34,197,94,.09);border-left:2px solid var(--ok);}
.lt{color:var(--muted);font-family:var(--mono);flex-shrink:0;font-size:9px;padding-top:1px;}
.overlay{position:fixed;inset:0;z-index:500;display:none;flex-direction:column;align-items:center;justify-content:center;gap:18px;text-align:center;padding:36px;}
.overlay.act{display:flex;}
#ov-warn{background:rgba(245,158,11,.06);backdrop-filter:blur(8px);border:2px solid rgba(245,158,11,.35);}
#ov-chat{background:rgba(8,9,15,.97);backdrop-filter:blur(20px);}
#ov-done{background:rgba(8,9,15,.98);}
.ov-icon{font-size:52px;}
.ov-title{font-size:26px;font-weight:700;font-family:var(--mono);}
.ov-title.w{color:var(--warn)}.ov-title.d{color:var(--danger)}.ov-title.g{color:var(--ok)}
.ov-sub{font-size:14px;color:var(--muted);max-width:440px;line-height:1.7;}
.ov-btn{padding:12px 36px;border:none;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:opacity .18s;}
.ov-btn:hover{opacity:.85;}
.ob-p{background:var(--accent);color:#fff;}.ob-g{background:var(--ok);color:#fff;}.ob-ghost{background:var(--panel);color:var(--text);border:1px solid var(--border);}
.chat-box{width:100%;max-width:520px;background:var(--panel);border:1px solid var(--border);border-radius:14px;overflow:hidden;}
.chat-hdr{padding:14px 18px;border-bottom:1px solid var(--border);background:var(--bg3);display:flex;align-items:center;gap:9px;}
.ai-av{width:30px;height:30px;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:14px;}
.chat-msgs{padding:14px;max-height:240px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;}
.chat-msg{max-width:84%;padding:9px 13px;border-radius:10px;font-size:12px;line-height:1.6;}
.cm-ai{background:var(--bg3);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:3px;}
.cm-user{background:rgba(79,142,247,.18);border:1px solid rgba(79,142,247,.28);align-self:flex-end;border-bottom-right-radius:3px;}
.typing{display:flex;gap:4px;align-items:center;padding:3px 0;}
.tdot{width:5px;height:5px;background:var(--muted);border-radius:50%;animation:blink 1s infinite;}
.tdot:nth-child(2){animation-delay:.2s}.tdot:nth-child(3){animation-delay:.4s}
.chat-inp-row{display:flex;gap:7px;padding:11px 14px;border-top:1px solid var(--border);background:var(--bg3);}
.chat-inp{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:7px;padding:9px 12px;color:var(--text);font-size:12px;font-family:var(--sans);outline:none;}
.chat-inp:focus{border-color:var(--accent);}
.chat-send{padding:9px 14px;background:var(--accent);border:none;border-radius:7px;color:#fff;font-size:12px;font-weight:700;cursor:pointer;font-family:var(--sans);}
.done-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;max-width:420px;margin:6px 0;}
.done-stat{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:14px;text-align:left;}
.ds-val{font-family:var(--mono);font-size:20px;font-weight:700;margin-bottom:3px;}
.ds-lbl{font-size:11px;color:var(--muted);}
.b-flash{position:fixed;inset:0;pointer-events:none;z-index:900;border:4px solid transparent;}
.bf-w{border-color:var(--warn);animation:borderp .6s 3;}.bf-d{border-color:var(--danger);animation:borderp .4s 5;}
.blurred{filter:blur(10px);pointer-events:none;}
::-webkit-scrollbar{width:4px;}::-webkit-scrollbar-track{background:transparent;}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
@keyframes wave{0%,100%{height:3px}50%{height:20px}}
@keyframes borderp{0%,100%{opacity:1}50%{opacity:.15}}
@keyframes fi{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.fi{animation:fi .35s ease-out;}