:root{--bg:#f7f7f8;--surface:#fff;--card:#fff;--card2:#f9fafb;--border:#e5e7eb;--border2:#d1d5db;--text:#111827;--sub:#6b7280;--muted:#9ca3af;--blue:#1d4ed8;--blue-dim:#eff6ff;--green:#047857;--green-dim:#ecfdf5;--red:#b42318;--red-dim:#fef2f2;--amber:#b45309;--sans:"Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--display:var(--sans);--mono:var(--sans);--radius:12px;--radius-sm:8px}
body{background:var(--bg);font-family:var(--sans);font-size:14px;line-height:1.55;letter-spacing:-.015em;-webkit-font-smoothing:antialiased}.bg-noise,.bg-grid,.bg-orb1,.bg-orb2,.stat-glow{display:none!important}.page{width:min(1280px,calc(100% - 48px));max-width:none;padding:0 0 72px}
header{align-items:center;padding:28px 0;margin-bottom:28px;border-bottom:1px solid var(--border)}.brand{gap:12px}.brand-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:#111827;color:#fff;box-shadow:none;font:800 16px/1 var(--sans);letter-spacing:-.04em}.brand-icon::after{content:none}.brand-text{font:700 18px/1.25 var(--sans);letter-spacing:-.035em}.brand-text em{display:none}.brand-sub{font:500 11px/1.4 var(--sans);color:var(--sub);letter-spacing:.02em}.header-right{flex-direction:row;align-items:center;gap:10px}.live-badge{order:1;font-family:var(--sans);font-weight:700;letter-spacing:.04em}.live-dot{animation:none}.updated-text{order:2;font-family:var(--sans)}.header-actions{order:3;margin:0 0 0 6px}
.btn{min-height:40px;border-radius:8px;font:600 13px/1.2 var(--sans);box-shadow:none}.btn-primary{background:#111827;border-color:#111827;box-shadow:0 1px 2px rgba(0,0,0,.08)}.btn-primary:hover{background:#1f2937}.btn-ghost{background:#fff;color:#374151;border-color:var(--border2)}.btn-ghost:hover{background:#f9fafb;color:#111827}
.status-bar{margin-bottom:18px;border-radius:10px;background:#fff;font-family:var(--sans)}.stat-grid{gap:12px;margin-bottom:36px}.stat-card{padding:20px;border-color:var(--border);box-shadow:none}.stat-card::after{display:none}.stat-card:hover{transform:none;border-color:var(--border2);box-shadow:none}.stat-icon{display:none}.stat-label{margin-bottom:14px;font-size:12px;font-weight:600;letter-spacing:0;text-transform:none}.stat-val{font:700 30px/1 var(--sans);letter-spacing:-.045em}.stat-unit{margin-top:8px}
.section-hd{margin-bottom:12px}.section-title{font:700 15px/1.4 var(--sans);letter-spacing:-.025em}.section-pill,.log-count-badge{background:#fff;color:var(--sub);border-color:var(--border);font-family:var(--sans);font-weight:600}.rank-grid{gap:16px;margin-bottom:38px}.rank-panel,.log-panel,.add-form{border-color:var(--border);box-shadow:none}.rank-panel-header{padding:15px 18px;border-color:var(--border)}.rank-panel-title{font:650 13px/1.4 var(--sans)}.rank-panel-badge{font-family:var(--sans)}.rank-item{padding:11px 18px;border-color:#f1f3f5}.rank-item:hover{background:#fafafa}.rank-item.top1{background:#fffbeb}.rank-num,.rank-cls{font-family:var(--sans)}.rank-avatar{border:0}.rank-bar-bg{background:#e5e7eb;height:3px}.rank-score{font:700 14px/1 var(--sans)}
.add-form{padding:24px}.form-title{font:700 16px/1.4 var(--sans)}.form-label{color:#374151;font-weight:650;letter-spacing:0;text-transform:none}.form-input,.form-select{min-height:42px;border-color:var(--border2);border-radius:8px;background:#fff}.type-card-icon{display:none}.type-card,.teacher-chip,.score-stepper{border-color:var(--border2);border-radius:8px;background:#fff}.type-card-label{font-size:12px;font-weight:650}.reason-tag{border-color:var(--border2);background:#fff;font-size:11px}.preview-box{border-color:#bfdbfe;border-radius:8px;background:var(--blue-dim)}
.filter-tab{min-height:38px;border-radius:8px;background:#fff;font-family:var(--sans);font-weight:600}.search-icon{display:none}.search-input{min-height:40px;padding-left:12px;border-color:var(--border2);border-radius:8px;background:#fff;font-family:var(--sans)}.log-item{padding:13px 18px;border-color:#f1f3f5}.log-item:hover{background:#fafafa}.log-avatar{border:0}.log-name{font-weight:650}.log-reason{color:#4b5563}.chip,.log-score,.log-date{font-family:var(--sans)}.state-icon{display:none}.state-text{font-size:12px}
.modal{border-color:var(--border);border-radius:14px;background:#fff;box-shadow:0 24px 48px rgba(17,24,39,.16)}.modal-title{font:700 16px/1.4 var(--sans)}.modal-pw{font-family:var(--sans)}.toast,footer{font-family:var(--sans)}
@media(max-width:900px){.page{width:min(100% - 32px,1280px)}.header-right{flex-wrap:wrap;justify-content:flex-end}.updated-text{width:100%;text-align:right}}
@media(max-width:640px){.page{width:min(100% - 24px,1280px)}header{display:block;padding:20px 0}.header-right{margin-top:18px;justify-content:flex-start}.updated-text{width:auto;text-align:left}.header-actions{width:100%;margin:4px 0 0}.header-actions .btn{flex:1}.stat-card{padding:16px}.log-item{padding:13px}.add-form{padding:18px}}