:root{
  --bg:#f4f5f7;
  --panel:rgba(255,255,255,.78);
  --panel-solid:#ffffff;
  --line:rgba(17,24,39,.08);
  --text:#15171a;
  --muted:#787d86;
  --accent:#111827;
  --success:#24a269;
  --warning:#c58b12;
  --danger:#d95757;
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --shadow:0 18px 48px rgba(18,24,40,.07);
  --blur:blur(22px) saturate(140%);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Pretendard","Noto Sans KR",sans-serif;color:var(--text);background:
radial-gradient(circle at 15% 10%,rgba(255,255,255,.95),transparent 35%),
linear-gradient(135deg,#f8f9fb 0%,#eef0f3 100%);}
body:before{
  content:"";position:fixed;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.55) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.55) 1px,transparent 1px);
  background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent 70%);
}
button,input,select{font:inherit}
button{cursor:pointer}
.admin-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh;padding:18px;gap:18px}
.sidebar{
  position:sticky;top:18px;height:calc(100vh - 36px);padding:20px 16px;display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.72);backdrop-filter:var(--blur);box-shadow:var(--shadow)
}
.brand{display:flex;align-items:center;gap:12px;padding:8px 8px 22px}
.brand-mark{width:42px;height:42px;border-radius:14px;background:#111;color:#fff;display:grid;place-items:center;font-weight:800}
.brand-title{font-size:14px;font-weight:800;letter-spacing:.08em}
.brand-sub,.sidebar-footer small{font-size:12px;color:var(--muted)}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-item{display:flex;gap:12px;align-items:center;padding:13px 14px;border-radius:16px;color:#555a63;text-decoration:none}
.nav-item:hover,.nav-item.active{background:rgba(17,24,39,.07);color:#111}
.nav-item span{width:22px;text-align:center}.nav-item b{font-size:14px}
.sidebar-footer{margin-top:auto;border-top:1px solid var(--line);padding:16px 8px 4px;display:flex;align-items:center;gap:10px}
.sidebar-footer strong,.sidebar-footer small{display:block}
.avatar{width:38px;height:38px;border-radius:13px;background:#e9ebef;display:grid;place-items:center;font-size:12px;font-weight:700}
.admin-main{min-width:0}
.topbar{display:flex;justify-content:space-between;align-items:end;padding:18px 8px 20px}
.eyebrow{font-size:11px;letter-spacing:.16em;color:#8c929c;font-weight:800}
h1{margin:5px 0 0;font-size:28px;letter-spacing:-.04em}
h2,h3,p{margin-top:0}
.top-actions{display:flex;gap:8px}
.icon-btn,.soft-btn,.primary-btn,.round-arrow{
  border:1px solid var(--line);background:rgba(255,255,255,.78);backdrop-filter:var(--blur);
  border-radius:14px;min-height:42px;padding:0 15px;color:#25282d
}
.icon-btn{width:42px;padding:0}
.primary-btn{background:#15171a;color:white;border-color:#15171a}
.page-content{padding:0 8px 24px}
.hero-panel{
  position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;min-height:235px;
  padding:36px;border-radius:var(--radius-xl);background:rgba(255,255,255,.76);border:1px solid var(--line);
  box-shadow:var(--shadow);backdrop-filter:var(--blur)
}
.hero-panel h2{font-size:30px;margin:14px 0 8px;letter-spacing:-.04em}.hero-panel p{color:var(--muted);max-width:620px}
.hero-orb{position:absolute;width:230px;height:230px;border-radius:50%;right:-45px;top:-80px;background:radial-gradient(circle at 35% 35%,#fff,#e7e9ed 60%,#d8dbe0)}
.construction-badge{font-size:60px;z-index:1;margin-right:40px}
.pill{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.05em;padding:7px 10px;border-radius:999px;background:#f0f1f3}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}
.metric-card{padding:22px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.74);backdrop-filter:var(--blur)}
.metric-card span,.metric-card small{display:block;color:var(--muted);font-size:12px}.metric-card strong{display:block;font-size:28px;margin:8px 0}
.ghosted{opacity:.72}
.toolbar,.section-title{display:flex;align-items:center;justify-content:space-between;gap:20px}.toolbar p{color:var(--muted);font-size:13px}
.filter-bar{display:grid;grid-template-columns:1fr 180px auto;gap:10px;margin:18px 0}
.input{width:100%;border:1px solid var(--line);background:rgba(255,255,255,.8);border-radius:14px;padding:12px 14px;outline:none}
.data-card{overflow:hidden;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.78);backdrop-filter:var(--blur)}
.data-row{display:grid;grid-template-columns:2fr 1fr 1.4fr .8fr .8fr 40px;align-items:center;gap:12px;padding:16px 18px;border-top:1px solid var(--line);font-size:13px}
.data-row.header{border-top:0;color:var(--muted);font-size:11px;font-weight:700;text-transform:uppercase}
.data-row span:first-child small{display:block;color:var(--muted);margin-top:4px}
.status{display:inline-block;padding:6px 9px;border-radius:999px;font-size:11px;font-style:normal;font-weight:800}
.status.green{background:#e8f6ef;color:#16764c}.status.yellow{background:#fff4d9;color:#986a00}
.checkin-shell{max-width:980px;margin:0 auto;padding:34px 22px}
.checkin-header{display:flex;justify-content:space-between;align-items:end;margin-bottom:20px}
.live-dot{font-size:11px;font-weight:800;padding:8px 10px;border-radius:999px;background:#e8f6ef;color:#16764c}
.scanner-panel{
  min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  border:1px solid var(--line);border-radius:32px;background:rgba(255,255,255,.78);box-shadow:var(--shadow);backdrop-filter:var(--blur);padding:30px
}
.scan-icon{font-size:52px}.scanner-panel h2{font-size:30px;margin:15px 0 8px}.scanner-panel p{color:var(--muted)}
.scanner-input{position:absolute;left:-9999px}
.scan-result{margin-top:20px;width:min(520px,100%);padding:16px;border-radius:16px;border:1px solid var(--line)}
.scan-result strong,.scan-result span{display:block}.scan-result span{margin-top:5px;font-size:12px}
.scan-result.muted{color:var(--muted);background:#f7f8fa}.scan-result.success{background:#eaf7f0;color:#16764c}
.recent-panel{margin-top:14px;padding:22px;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.72)}
.section-title span{font-size:11px;color:var(--muted)}
.recent-item{display:grid;grid-template-columns:120px 1fr auto;gap:12px;padding:14px 0;border-top:1px solid var(--line);align-items:center}
.recent-item span{font-size:13px;color:var(--muted)}
.mini-shell{max-width:680px;margin:0 auto;padding:32px 20px 60px}
.mini-header p{color:var(--muted)}.mini-tabs{display:flex;gap:8px;margin:24px 0 16px}
.mini-tabs button{flex:1;border:1px solid var(--line);border-radius:14px;padding:12px;background:rgba(255,255,255,.7)}
.mini-tabs .active{background:#15171a;color:white}
.event-list{display:flex;flex-direction:column;gap:12px}
.event-card{display:grid;grid-template-columns:78px 1fr 46px;gap:16px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.78);backdrop-filter:var(--blur);box-shadow:0 12px 35px rgba(18,24,40,.05)}
.event-date{height:78px;border-radius:20px;background:#f0f1f3;display:grid;place-items:center;align-content:center}
.event-date strong{font-size:28px}.event-date span{font-size:10px;letter-spacing:.12em;color:var(--muted)}
.event-info h2{font-size:18px;margin:8px 0 6px}.event-info p,.event-info small{color:var(--muted);font-size:13px}.event-info small{font-size:11px}
.round-arrow{width:42px;height:42px;padding:0;border-radius:50%}
@media(max-width:900px){
  .admin-shell{grid-template-columns:82px 1fr;padding:10px;gap:10px}.sidebar{top:10px;height:calc(100vh - 20px);padding:14px 10px}
  .brand>div:not(.brand-mark),.nav-item b,.sidebar-footer>div:not(.avatar){display:none}.brand{justify-content:center}.nav-item{justify-content:center}
  .metric-grid{grid-template-columns:1fr 1fr}.data-row{grid-template-columns:1.7fr 1fr 1fr}.data-row span:nth-child(3),.data-row span:nth-child(4),.data-row span:nth-child(6){display:none}
}
@media(max-width:620px){
  .admin-shell{display:block;padding:0}.sidebar{display:none}.admin-main{padding:14px}
  .topbar{align-items:center}.top-actions .icon-btn{display:none}.metric-grid{grid-template-columns:1fr 1fr}
  .hero-panel{padding:24px;min-height:220px}.construction-badge{font-size:42px;margin-right:0}.hero-panel h2{font-size:24px}
  .filter-bar{grid-template-columns:1fr}.data-row{grid-template-columns:1.6fr 1fr}.data-row span:nth-child(n+3){display:none}
  .event-card{grid-template-columns:64px 1fr 42px;padding:14px}.event-date{height:64px}.mini-header h1{font-size:26px}
}

a{color:inherit}
.link-btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.logout-link{margin-left:auto;font-size:11px;color:var(--muted);text-decoration:none}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.login-card{width:min(440px,100%);padding:30px;border:1px solid var(--line);border-radius:32px;background:rgba(255,255,255,.8);backdrop-filter:var(--blur);box-shadow:var(--shadow)}
.login-brand{padding:0 0 28px}.login-copy p{color:var(--muted)}
.form-stack,.form-card{display:flex;flex-direction:column;gap:16px}
.form-card,.section-card{padding:24px;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.78);backdrop-filter:var(--blur)}
.form-card label,.form-stack label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:700}
.full{width:100%}
.flash{margin-bottom:14px;padding:12px 14px;border-radius:14px;font-size:13px}
.flash.success{background:#e8f6ef;color:#16764c}.flash.error{background:#fdecec;color:#a73a3a}
.form-grid.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.textarea{min-height:110px;resize:vertical}
.date-wrap{display:flex;width:100%;min-width:0;border:1px solid var(--line);background:rgba(255,255,255,.8);border-radius:14px;padding:12px 14px}
.date-wrap input{display:block;width:100%;min-width:0;border:0;background:transparent;padding:0;outline:none}
.check-row{flex-direction:row!important;align-items:center;gap:10px!important;font-weight:500!important}
.form-actions,.detail-actions{display:flex;justify-content:flex-end;gap:10px}
.danger-btn{border:1px solid #f0caca;background:#fff0f0;color:#b23c3c;border-radius:14px;min-height:42px;padding:0 15px}
.row-link{text-decoration:none}.row-link:hover{background:rgba(17,24,39,.025)}
.status.gray{background:#eef0f2;color:#666c75}
.empty-state{padding:38px;text-align:center;color:var(--muted);font-size:13px}
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:16px}
.detail-head h2{font-size:28px;margin:12px 0 7px}.detail-head p{color:var(--muted)}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:14px}
.small-value{font-size:17px!important}
.toolbar.compact{margin-bottom:16px}
.session-form{display:grid;grid-template-columns:1.2fr 1fr 1fr .8fr auto;gap:10px;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}
.session-row{display:grid;grid-template-columns:1fr 150px auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.session-row:last-child{border-bottom:0}.session-row small{display:block;color:var(--muted);margin-top:5px}
.text-danger{border:0;background:transparent;color:#b23c3c}
@media(max-width:760px){
  .form-grid.two,.info-grid{grid-template-columns:1fr}
  .session-form{grid-template-columns:1fr 1fr}
  .session-form .input:first-child,.session-form button{grid-column:1/-1}
  .detail-head{flex-direction:column}
}

.mini-form{margin-top:20px}
.result-card{padding:30px;border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.8);backdrop-filter:var(--blur);box-shadow:var(--shadow);text-align:center}
.result-icon{width:58px;height:58px;margin:0 auto 18px;border-radius:20px;display:grid;place-items:center;background:#e8f6ef;color:#16764c;font-size:28px;font-weight:800}
.muted-icon{background:#f0f1f3;color:#666}
.summary-box{display:flex;flex-direction:column;gap:6px;text-align:left;margin:22px 0;padding:16px;border-radius:18px;background:#f5f6f8}
.summary-box span{font-size:13px;color:var(--muted)}
.filter-inline{display:flex;gap:10px}
.participant-list{display:flex;flex-direction:column;gap:12px}
.participant-card{padding:20px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.78);backdrop-filter:var(--blur)}
.participant-main{display:grid;grid-template-columns:1fr 1.4fr;gap:18px}
.participant-main h3{margin:10px 0 6px}.participant-main p,.participant-event span,.participant-event small{display:block;color:var(--muted);font-size:13px}
.participant-event b{display:block;margin-bottom:6px}
.participant-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.cancel-form{display:flex;gap:8px}
.status.red{background:#fdecec;color:#a73a3a}
@media(max-width:700px){
  .participant-main{grid-template-columns:1fr}
  .participant-actions,.cancel-form{flex-direction:column}
  .participant-actions form,.participant-actions button{width:100%}
}

.scan-result.error{background:#fdecec;color:#a73a3a}
.qr-popup-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.qr-popup-card{width:min(480px,100%);padding:28px;border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.82);backdrop-filter:var(--blur);box-shadow:var(--shadow);text-align:center}
.qr-placeholder{width:240px;height:240px;margin:22px auto;border:1px dashed var(--line);border-radius:24px;display:grid;place-items:center;background:#fff;color:var(--muted)}
.token-box{display:block;word-break:break-all;padding:12px;border-radius:12px;background:#f1f2f4;font-size:11px}
.muted-text{color:var(--muted);font-size:12px}

.mini-tabs a{
  flex:1;border:1px solid var(--line);border-radius:14px;padding:12px;
  background:rgba(255,255,255,.7);text-align:center;text-decoration:none
}
.mini-tabs a.active{background:#15171a;color:white}
.telegram-lock{width:64px;height:64px;margin:0 auto 18px;border-radius:22px;background:#15171a;color:#fff;display:grid;place-items:center;font-size:24px;font-weight:800}
.telegram-only-box{margin-top:20px;padding:16px;border-radius:18px;background:#f2f3f5;text-align:left}
.telegram-only-box b,.telegram-only-box span{display:block}
.telegram-only-box span{font-size:13px;color:var(--muted);margin-top:6px}
.my-registration-list{display:flex;flex-direction:column;gap:12px}
.my-registration-card{padding:18px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.78);backdrop-filter:var(--blur)}
.my-registration-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px}
.my-registration-head h2{font-size:18px;margin:0 0 6px}
.my-registration-head p{font-size:13px;color:var(--muted);margin:0}
.my-registration-info{display:flex;flex-direction:column;gap:5px;margin:14px 0;font-size:13px;color:var(--muted)}
.cancel-notice{padding:14px;border-radius:16px;background:#fdecec;color:#a73a3a}
.cancel-notice b,.cancel-notice span{display:block}
.cancel-notice span{font-size:12px;margin-top:5px}
.status.blue{background:#eaf0ff;color:#315fab}
.status.purple{background:#f0eafa;color:#7145a3}
.actual-qr-wrap{width:min(300px,100%);margin:22px auto;padding:14px;border-radius:26px;background:#fff;border:1px solid var(--line)}
.actual-qr{display:block;width:100%;height:auto;border-radius:14px}