@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#080808;--surface:#111;--surface2:#1a1a1a;--border:#262626;--red:#e03131;--red-dark:#c92a2a;--red-glow:#e0313133;--text:#f5f5f5;--text-muted:#888;--text-dim:#555;--green:#2f9e44;--green-bg:#0d2e14;--amber:#e67700;--amber-bg:#2d1a00;--blue:#1971c2;--blue-bg:#0c1e36;--radius:16px;--radius-sm:10px}html,body{background:var(--bg);height:100%;color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none;font-family:Inter,-apple-system,sans-serif}.checkin-shell{background:radial-gradient(ellipse 80% 60% at 50% -10%,#e031312e 0%,transparent 65%),var(--bg);flex-direction:column;justify-content:flex-start;align-items:center;min-height:100dvh;padding:0 20px 40px;display:flex}.checkin-logo{flex-direction:column;align-items:center;gap:6px;margin-top:52px;margin-bottom:8px;display:flex}.checkin-logo .wordmark{letter-spacing:-.04em;color:var(--text);font-size:2rem;font-weight:900;line-height:1}.checkin-logo .wordmark span{color:var(--red)}.checkin-logo .sub{letter-spacing:.18em;text-transform:uppercase;color:var(--text-muted);font-size:.75rem;font-weight:500}.class-badge{background:var(--surface);border:1px solid var(--border);color:var(--text-muted);letter-spacing:.02em;border-radius:100px;align-items:center;gap:8px;margin:24px 0 32px;padding:8px 16px;font-size:.8rem;font-weight:600;display:inline-flex}.class-badge .dot{background:var(--red);border-radius:50%;width:8px;height:8px;animation:2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}.checkin-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:420px;padding:28px 24px}.checkin-card h2{color:var(--text);margin-bottom:20px;font-size:1.1rem;font-weight:700}.field{margin-bottom:20px}.field label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px;font-size:.75rem;font-weight:600;display:block}.field input[type=text]{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);-webkit-appearance:none;outline:none;padding:14px 16px;font-family:inherit;font-size:1.1rem;font-weight:500;transition:border-color .2s}.field input[type=text]:focus{border-color:var(--red)}.field input[type=text]::placeholder{color:var(--text-dim)}.pay-grid{grid-template-columns:1fr 1fr 1fr;gap:10px;display:grid}.pay-btn{background:var(--surface2);border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;flex-direction:column;justify-content:center;align-items:center;gap:6px;padding:16px 8px;font-family:inherit;font-size:.75rem;font-weight:600;transition:border-color .15s,color .15s,background .15s,transform .1s;display:flex}.pay-btn .icon{font-size:1.4rem}.pay-btn:active{transform:scale(.96)}.pay-btn.selected{border-color:var(--red);color:var(--text);background:#e031311a}.submit-btn{background:var(--red);border-radius:var(--radius-sm);letter-spacing:.02em;color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;border:none;width:100%;margin-top:24px;padding:16px;font-family:inherit;font-size:1rem;font-weight:700;transition:background .15s,transform .1s,opacity .15s}.submit-btn:active{transform:scale(.98)}.submit-btn:disabled{opacity:.4;cursor:not-allowed}.submit-btn.loading:after{content:"..."}.success-shell{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:0;min-height:100dvh;padding:40px 24px;display:flex}.success-icon{border:2px solid var(--green);background:#2f9e4426;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin-bottom:24px;font-size:2rem;animation:.4s cubic-bezier(.34,1.56,.64,1) popIn;display:flex}.catchall-icon{border-color:var(--amber);background:#e6770026}@keyframes popIn{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.success-shell h1{margin-bottom:10px;font-size:1.6rem;font-weight:800}.success-shell p{color:var(--text-muted);max-width:280px;margin-bottom:8px;font-size:.95rem;line-height:1.5}.class-name-pill{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:100px;margin:16px 0 32px;padding:8px 20px;font-size:.9rem;font-weight:700;display:inline-block}.again-btn{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;padding:14px 32px;font-family:inherit;font-size:.9rem;font-weight:600;transition:border-color .15s,color .15s}.again-btn:hover{border-color:var(--text-muted);color:var(--text)}.admin-shell{background:var(--bg);min-height:100dvh;padding-bottom:60px}.admin-header{border-bottom:1px solid var(--border);background:var(--surface);z-index:10;justify-content:space-between;align-items:center;padding:16px 20px;display:flex;position:sticky;top:0}.admin-header h1{letter-spacing:-.01em;font-size:1rem;font-weight:800}.admin-header h1 span{color:var(--red)}.admin-header .meta{color:var(--text-dim);margin-top:2px;font-size:.7rem}.logout-btn{border:1px solid var(--border);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:4px;padding:6px 14px;font-family:inherit;font-size:.75rem;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.admin-content{max-width:800px;margin:0 auto;padding:16px}.list-group{margin-bottom:8px}.list-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:10px;transition:border-color .15s;overflow:hidden}.list-card.recorded{border-color:#2a3a2a}.list-header{cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;justify-content:space-between;align-items:center;gap:8px;padding:16px;display:flex}.list-header-left{flex:1;min-width:0}.list-class-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;font-weight:700;overflow:hidden}.list-date{color:var(--text-dim);margin-top:2px;font-size:.72rem}.list-header-right{flex-shrink:0;align-items:center;gap:8px;display:flex}.count-badge{background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);border-radius:100px;padding:3px 10px;font-size:.72rem;font-weight:700}.recorded-badge{background:var(--green-bg);color:var(--green);border:1px solid #2f9e444d;border-radius:100px;padding:3px 10px;font-size:.7rem;font-weight:700}.catchall-badge{background:var(--amber-bg);color:var(--amber);border:1px solid #e677004d;border-radius:100px;padding:3px 10px;font-size:.7rem;font-weight:700}.chevron{color:var(--text-dim);font-size:.6rem;transition:transform .2s}.chevron.open{transform:rotate(180deg)}.list-body{border-top:1px solid var(--border);padding:12px 16px 16px}.list-actions{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.action-btn{cursor:pointer;border:1px solid var(--border);background:var(--surface2);color:var(--text-muted);-webkit-tap-highlight-color:transparent;border-radius:8px;align-items:center;gap:5px;padding:7px 14px;font-family:inherit;font-size:.75rem;font-weight:600;text-decoration:none;transition:all .15s;display:inline-flex}.action-btn:hover{color:var(--text);border-color:#444}.action-btn.danger{color:var(--red);border-color:#e031314d}.action-btn.danger:hover{background:#e031311a}.action-btn.success{color:var(--green);border-color:#2f9e444d}.action-btn.success:hover{background:#2f9e441a}.entries-table{width:100%}.entry-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:8px;padding:10px 0;display:flex}.entry-row:last-child{border-bottom:none}.entry-name{color:var(--text);flex:1;min-width:0;font-size:.9rem;font-weight:600}.entry-pay{letter-spacing:.05em;text-transform:uppercase;border-radius:100px;padding:3px 9px;font-size:.7rem;font-weight:700}.entry-pay.cash{color:var(--green);background:#2f9e441f}.entry-pay.card{color:#74c0fc;background:#1971c21f}.entry-pay.subscription{color:#cc5de8;background:#9b2cf41f}.entry-time{color:var(--text-dim);white-space:nowrap;font-size:.68rem}.entry-del{color:var(--text-dim);cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:6px;padding:4px 6px;font-size:.9rem;transition:color .15s,background .15s}.entry-del:hover{color:var(--red);background:#e031311a}.add-entry-row{border-top:1px dashed var(--border);gap:8px;margin-top:14px;padding-top:14px;display:flex}.add-entry-row input[type=text]{background:var(--surface2);border:1px solid var(--border);color:var(--text);border-radius:8px;outline:none;flex:1;padding:9px 12px;font-family:inherit;font-size:.85rem;font-weight:500;transition:border-color .2s}.add-entry-row input:focus{border-color:var(--red)}.add-entry-row select{background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;appearance:none;border-radius:8px;outline:none;padding:9px 10px;font-family:inherit;font-size:.8rem;font-weight:600}.add-entry-row .add-btn{background:var(--red);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:9px 14px;font-family:inherit;font-size:.8rem;font-weight:700;transition:background .15s}.add-entry-row .add-btn:hover{background:var(--red-dark)}.empty-state{text-align:center;color:var(--text-dim);padding:32px 16px;font-size:.85rem}.loading-state{text-align:center;color:var(--text-dim);padding:60px 16px;font-size:.85rem}.login-shell{background:radial-gradient(ellipse 80% 60% at 50% -10%,#e031312e 0%,transparent 65%),var(--bg);flex-direction:column;justify-content:center;align-items:center;gap:24px;min-height:100dvh;padding:40px 24px;display:flex}.login-shell .wordmark{letter-spacing:-.04em;font-size:2.5rem;font-weight:900}.login-shell .wordmark span{color:var(--red)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);text-align:center;width:100%;max-width:360px;padding:32px 24px}.login-card h2{margin-bottom:8px;font-size:1.1rem;font-weight:700}.login-card p{color:var(--text-muted);margin-bottom:24px;font-size:.85rem;line-height:1.5}.login-btn{background:var(--red);border-radius:var(--radius-sm);color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;border:none;width:100%;padding:14px;font-family:inherit;font-size:.95rem;font-weight:700;transition:background .15s}.login-btn:hover{background:var(--red-dark)}.error-msg{color:#ff8787;background:#e031311a;border:1px solid #e031314d;border-radius:8px;margin-bottom:16px;padding:10px 16px;font-size:.8rem}