@import"https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap";:root{--bg-primary: #0f172a;--bg-surface: rgba(30, 41, 59, .7);--bg-elevated: rgba(15, 23, 42, .75);--bg-card: rgba(15, 23, 42, .8);--border-color: rgba(148, 163, 184, .15);--border-strong: rgba(148, 163, 184, .25);--text-primary: #e2e8f0;--text-secondary: #94a3b8;--accent: #38bdf8;--accent-soft: rgba(56, 189, 248, .15);--accent-strong: #0ea5e9;--positive: #34d399;--negative: #f87171;--shadow-soft: 0 18px 50px rgba(8, 15, 40, .35);--shadow-overlay: 0 24px 60px rgba(8, 15, 40, .5)}*{box-sizing:border-box;margin:0;padding:0;font-family:Noto Sans KR,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{min-height:100vh;background:linear-gradient(180deg,#1a2540,#0f172a 60%,#0b1120);color:var(--text-primary);overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}.reset-button{position:fixed;left:24px;bottom:24px;padding:8px 16px;border-radius:14px;background:#0f172ad9;border:1px solid rgba(148,163,184,.32);color:var(--text-primary);font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;box-shadow:var(--shadow-soft);transition:background .2s ease,transform .2s ease,border-color .2s ease,color .2s ease;z-index:1300}.reset-button:hover{background:#38bdf840;border-color:#38bdf873;color:#bae6fd;transform:translateY(-1px)}#app{min-height:100vh;width:100%;display:flex;flex-direction:column;gap:32px;padding:24px clamp(16px,5vw,40px) 40px;background:radial-gradient(circle at top,rgba(30,41,59,.35),transparent 55%)}.topbar{background:#172036eb;border:1px solid rgba(148,163,184,.18);border-radius:18px;box-shadow:0 10px 24px #080f2840;overflow:hidden}.topbar__inner{display:flex;align-items:center;gap:24px;padding:18px 24px}.topbar__clock{display:flex;align-items:center;gap:18px;padding:10px 16px;border-radius:14px;background:#0f172a47;border:1px solid rgba(148,163,184,.18);min-width:260px;margin-right:auto}.clock{font-size:1.6rem;font-weight:800;letter-spacing:.16em}.clock-label{font-size:.85rem;font-weight:600;color:var(--text-secondary);letter-spacing:.08em;text-transform:uppercase}.clock-progress{display:inline-flex;align-items:center;gap:10px;padding:4px 10px;border-radius:999px;background:#0f172a61;border:1px solid rgba(148,163,184,.18)}.progress-track{position:relative;width:110px;height:6px;border-radius:999px;background:#94a3b840;overflow:hidden}.progress-fill{position:absolute;top:0;right:0;bottom:0;left:0;width:30%;background:linear-gradient(90deg,#38bdf8,#22d3ee);transition:width .2s ease}.progress-text{font-size:.75rem;font-weight:700;color:var(--text-primary)}.topbar__banner{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:10px 24px;margin:0 auto;border-radius:14px;background:#0f172a3d;border:1px solid rgba(148,163,184,.16);text-align:center}.banner-indicator{width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg,#22d3ee,#38bdf8);box-shadow:0 0 10px #38bdf8b3}.banner-texts{display:flex;flex-direction:column;gap:2px;align-items:center}.banner-headline{font-size:1.05rem;font-weight:700}.banner-subline{font-size:.85rem;color:var(--text-secondary);white-space:nowrap}.dashboard{max-width:1440px;width:100%;margin:0 auto;display:grid;grid-template-columns:minmax(0,1.8fr) minmax(0,1.1fr);gap:24px}.dashboard-main,.dashboard-side{display:flex;flex-direction:column;gap:24px}.card{background:#0f172ad1;border-radius:20px;border:1px solid rgba(148,163,184,.18);box-shadow:0 12px 30px #080f2833;padding:22px 24px}.card-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.card-title{font-size:1.1rem;font-weight:700}.card-subtitle{margin-top:6px;font-size:.85rem;color:var(--text-secondary)}.empty-state{padding:48px 0;text-align:center;color:var(--text-secondary);font-size:.9rem}.empty-state.subtle{padding:24px 0;font-size:.8rem}.seat-card{position:relative;overflow:hidden}.seat-header{align-items:flex-start}.seat-stats{display:grid;grid-auto-flow:column;gap:10px;align-items:center;justify-content:flex-start}.stat-chip{display:flex;flex-direction:column;gap:4px;min-width:88px;padding:8px 12px;border-radius:12px;border:1px solid rgba(148,163,184,.16);background:#0f172a52;text-align:center}.stat-chip .label{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-secondary)}.stat-chip .value{font-size:1.1rem;font-weight:700}.stat-chip.total{border-color:#3b82f647;background:#3b82f624}.stat-chip.present{border-color:#22c55e47;background:#22c55e24}.stat-chip.absent{border-color:#f8717147;background:#f8717124}.seat-grid{margin-top:12px;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:clamp(56px,5vw,72px);gap:12px}.seat{position:relative;border-radius:18px;border:1px solid rgba(148,163,184,.2);background:linear-gradient(145deg,#94a3b814,#94a3b805);color:var(--text-primary);font-size:.72rem;font-weight:700;letter-spacing:.02em;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px;transition:transform .15s ease,border-color .15s ease}.seat:hover{transform:translateY(-1px) scale(1.01);border-color:#38bdf859}.seat .student-name{font-size:.85rem;font-weight:800}.seat small{margin-top:2px;color:var(--text-secondary)}.seat[data-row="0"]{background:linear-gradient(135deg,#f8717133,#f871710d)}.seat[data-row="1"]{background:linear-gradient(135deg,#fbbf2440,#fbbf240f)}.seat[data-row="2"]{background:linear-gradient(135deg,#c084fc40,#c084fc14)}.seat[data-row="3"]{background:linear-gradient(135deg,#60a5fa40,#60a5fa14)}.seat[data-row="4"]{background:linear-gradient(135deg,#4ade8040,#4ade8014)}.seat.moved{border-color:#f8717199!important;background:linear-gradient(140deg,#f871718c,#f871712e)!important}.seat.special{border-color:#f4d7568c}.seat.empty{border:1px dashed rgba(148,163,184,.25);background:#0f172a66;cursor:default}.movement-card .card-subtitle{max-width:320px}.badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;background:#94a3b82e;font-size:.75rem;font-weight:600;color:var(--text-secondary)}.badge.subtle{background:#94a3b81f}.movement-groups{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px}.movement-group{padding:16px;border-radius:18px;background:#0f172a73;border:1px solid rgba(148,163,184,.16);display:flex;flex-direction:column;gap:12px}.group-header{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;font-weight:700}.group-label{color:var(--text-primary)}.group-body{display:flex;flex-direction:column;gap:8px;max-height:150px;overflow-y:auto;padding-right:4px}.movement-chip{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:10px 12px;border-radius:12px;background:#1e293b99;border:1px solid rgba(148,163,184,.16);font-size:.8rem}.movement-chip .name{font-weight:700}.movement-chip .detail{color:var(--text-secondary)}.activity-highlights{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}.highlight-chip{padding:10px 14px;border-radius:14px;background:#38bdf81f;border:1px solid rgba(56,189,248,.35);display:flex;gap:8px;font-size:.8rem;font-weight:600;color:#bae6fd}.highlight-chip .label{opacity:.85}.activity-list{display:flex;flex-direction:column;gap:14px}.activity-item{display:grid;grid-template-columns:46px 1fr;gap:16px;padding:12px 16px;border-radius:16px;background:#0f172a8c;border:1px solid rgba(148,163,184,.15)}.activity-avatar{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:#38bdf82e;color:#bae6fd;font-weight:700;font-size:1rem}.activity-body{display:flex;flex-direction:column;gap:6px}.activity-top{display:flex;justify-content:space-between;align-items:baseline;font-size:.85rem}.activity-name{font-weight:700}.activity-time{color:var(--text-secondary);font-size:.75rem}.activity-bottom{display:flex;gap:12px;flex-wrap:wrap;font-size:.8rem;color:var(--text-secondary)}.activity-location{color:#bae6fd;font-weight:700}.gallery-card{padding-bottom:24px}.gallery-controls{display:flex;gap:10px}.ghost-button{width:38px;height:38px;border-radius:12px;background:#0f172a59;border:1px solid rgba(148,163,184,.2);font-size:1.2rem;display:flex;align-items:center;justify-content:center;transition:background .2s ease,transform .2s ease}.ghost-button:hover{background:#38bdf840;transform:translateY(-1px)}.gallery-stage{position:relative;width:100%;aspect-ratio:16 / 9;border-radius:20px;overflow:hidden;background:#0f172a80;border:1px solid rgba(148,163,184,.18)}.gallery-image{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s ease}.gallery-image.is-active{opacity:1}.gallery-dots{margin-top:18px;display:flex;justify-content:center;gap:10px}.gallery-dots .dot{width:10px;height:10px;border-radius:999px;background:#94a3b838;border:1px solid rgba(148,163,184,.32);transition:transform .15s ease,background .15s ease}.gallery-dots .dot.active{background:#38bdf8cc;transform:scale(1.2)}.gallery-empty{display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}.gallery-placeholder{text-align:center;padding:40px}.bearing-overlay{position:fixed;width:200px;height:200px;pointer-events:none;opacity:0;transform:scale(.94);transition:opacity .18s ease,transform .18s ease;z-index:1200}.bearing-overlay.visible{pointer-events:all;opacity:1;transform:scale(1)}.bearing-container{position:relative;width:100%;height:100%}.center-name{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:68px;height:68px;border-radius:18px;background:#0f172ad9;border:1px solid rgba(56,189,248,.45);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:.8rem;font-weight:700;color:#bae6fd;box-shadow:var(--shadow-overlay)}.sector{position:absolute;top:50%;left:50%;width:auto;transform-origin:center;padding:6px 10px;border-radius:14px;font-size:.75rem;font-weight:700;background:#0f172ad9;border:1px solid rgba(148,163,184,.25);box-shadow:0 10px 24px #080f2859}.sector:hover{border-color:#38bdf88c;color:#bae6fd}.s-1{transform:translate(-50%,-50%) translateY(-88px)}.s-2{transform:translate(-50%,-50%) rotate(40deg) translateY(-88px) rotate(-40deg)}.s-3{transform:translate(-50%,-50%) rotate(80deg) translateY(-88px) rotate(-80deg)}.s-4{transform:translate(-50%,-50%) rotate(120deg) translateY(-88px) rotate(-120deg)}.s-5{transform:translate(-50%,-50%) rotate(160deg) translateY(-88px) rotate(-160deg)}.s-6{transform:translate(-50%,-50%) rotate(200deg) translateY(-88px) rotate(-200deg)}.s-7{transform:translate(-50%,-50%) rotate(240deg) translateY(-88px) rotate(-240deg)}.s-8{transform:translate(-50%,-50%) rotate(280deg) translateY(-88px) rotate(-280deg)}.s-9{transform:translate(-50%,-50%) rotate(320deg) translateY(-88px) rotate(-320deg)}.bearing-side{position:fixed;width:280px;background:#0f172ae6;border-radius:22px;border:1px solid rgba(148,163,184,.25);padding:20px;box-shadow:var(--shadow-overlay);display:none;flex-direction:column;gap:16px;z-index:1210}.bearing-side.visible{display:flex}.side-title{font-size:.95rem;font-weight:700;text-align:center}.etc-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-height:260px;overflow-y:auto;padding-right:4px}.etc-chip{padding:8px 12px;border-radius:14px;border:1px solid rgba(148,163,184,.25);background:#1e293bcc;font-size:.78rem;font-weight:600;text-align:center;transition:border .2s ease,transform .2s ease}.etc-chip:hover{border-color:#38bdf88c;transform:translateY(-1px)}.group-body::-webkit-scrollbar,.etc-list::-webkit-scrollbar{width:4px}.group-body::-webkit-scrollbar-thumb,.etc-list::-webkit-scrollbar-thumb{background:#94a3b859;border-radius:999px}@media (max-width: 1200px){.dashboard{grid-template-columns:1fr}.topbar__inner{flex-direction:column;align-items:stretch}.topbar__stats{justify-content:flex-start}}@media (max-width: 768px){#app{padding:24px 16px 32px}.card{padding:20px 18px}.seat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.movement-groups{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}