:root{--primary: #2563eb;--primary-dark: #1d4ed8;--available: #dcfce7;--available-border: #16a34a;--pending: #fef9c3;--pending-border: #ca8a04;--reserved: #fee2e2;--reserved-border: #dc2626;--mine: #dbeafe;--mine-border: #2563eb;--gray: #6b7280;--border: #e5e7eb;--bg: #f9fafb}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Malgun Gothic,Roboto,sans-serif;background:var(--bg);color:#111827}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px}.rich-editor{min-height:160px;padding:10px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;line-height:1.6;background:#fff;overflow-y:auto}.rich-editor:focus{outline:none;border-color:var(--primary)}.rich-editor:empty:before{content:attr(data-placeholder);color:var(--gray)}.rich-editor img{max-width:100%;border-radius:6px}.notice-content{line-height:1.6;white-space:pre-wrap}.notice-content img{max-width:100%;border-radius:6px}.btn{padding:8px 14px;border:none;border-radius:6px;background:var(--primary);color:#fff;font-size:14px}.btn:hover{background:var(--primary-dark)}.btn.secondary{background:#fff;color:#111827;border:1px solid var(--border)}.btn.danger{background:#dc2626}.btn:disabled{opacity:.5;cursor:not-allowed}.header{display:flex;align-items:center;gap:20px;padding:12px 24px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.header .brand{font-weight:700;font-size:18px;color:var(--primary)}.header nav{display:flex;gap:16px}.header nav a{padding:6px 4px;color:var(--gray);font-weight:500}.header nav a.active{color:var(--primary);border-bottom:2px solid var(--primary)}.header .spacer{flex:1}.container{max-width:1000px;margin:24px auto;padding:0 16px}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-box{background:#fff;padding:32px;border-radius:12px;box-shadow:0 4px 20px #00000014;width:340px}.login-box h1{font-size:20px;margin-top:0}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;color:var(--gray)}.field input,.field select,.field textarea{width:100%}.error{color:#dc2626;font-size:13px;margin:8px 0}.success{color:#16a34a;font-size:13px;margin:8px 0}.calendar-toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}.calendar-dow{text-align:center;font-size:12px;color:var(--gray);padding:6px 0;font-weight:600}.calendar-cell{min-height:74px;border:1px solid var(--border);border-radius:8px;padding:6px;font-size:12px;background:#fff;display:flex;flex-direction:column;gap:4px}.calendar-cell.empty{background:transparent;border:none}.calendar-cell .day{font-weight:600}.calendar-cell.available{background:var(--available);border-color:var(--available-border);cursor:pointer}.calendar-cell.pending{background:var(--pending);border-color:var(--pending-border)}.calendar-cell.reserved{background:#e5e7eb;border-color:#d1d5db;color:#6b7280}.calendar-cell.mine{border-color:var(--mine-border);box-shadow:inset 0 0 0 2px var(--mine-border)}.calendar-cell.selected{outline:3px solid #ec4899;outline-offset:-1px;background:#fce7f3}.calendar-cell .price{font-size:11px;color:#374151}.calendar-cell .reserver{font-size:10px;color:#4b5563;font-weight:600}.calendar-cell .holiday{font-size:10px;color:#dc2626;font-weight:600}.calendar-cell .badge{font-size:10px;padding:1px 5px;border-radius:10px;background:#00000014;align-self:flex-start}.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;margin-bottom:12px}.legend span{display:inline-flex;align-items:center;gap:5px}.legend .dot{width:12px;height:12px;border-radius:3px;display:inline-block}table.list{width:100%;border-collapse:collapse;font-size:14px}table.list th,table.list td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}table.list th{color:var(--gray);font-weight:600}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:#fff;border-radius:12px;padding:24px;width:420px;max-width:90vw;max-height:85vh;overflow:auto}.tabs{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}.tabs button{padding:8px 14px;border:1px solid var(--border);background:#fff;border-radius:6px}.tabs button.active{background:var(--primary);color:#fff;border-color:var(--primary)}