:root{--navy:#132943;--blue:#1559a6;--bg:#f3f6fa;--line:#dce3eb;--red:#ca3f43;--green:#24804c}*{box-sizing:border-box}body{margin:0;font-family:'Noto Sans KR',Arial,sans-serif;background:var(--bg);color:#1d2938}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}.admin-layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.admin-side{background:var(--navy);color:#dbe4ee;padding:24px 17px;position:sticky;top:0;height:100vh;overflow:auto}.admin-brand{display:flex;gap:10px;align-items:center;color:#fff;font-weight:800;font-size:1.1rem;padding:0 8px 22px;border-bottom:1px solid rgba(255,255,255,.12)}.admin-brand img{width:42px;height:42px;background:#fff;border-radius:50%}.admin-user{padding:18px 8px;font-size:.85rem;color:#aebdca}.admin-nav{list-style:none;margin:0;padding:0}.admin-nav a{display:block;padding:11px 13px;border-radius:8px;margin:2px 0}.admin-nav a:hover,.admin-nav a.active{background:#1e426d;color:#fff}.admin-nav .group{font-size:.68rem;color:#8094a8;padding:20px 12px 4px;text-transform:uppercase;letter-spacing:.1em}.admin-main{min-width:0}.admin-top{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:20}.admin-content{padding:30px}.admin-title{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.admin-title h1{margin:0;font-size:1.7rem}.admin-title p{margin:4px 0 0;color:#6b7888}.card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;margin-bottom:22px;box-shadow:0 5px 18px rgba(24,45,72,.04)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:25px}.stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px}.stat span{color:#718092;font-size:.85rem}.stat strong{display:block;font-size:2rem;color:var(--navy);margin-top:8px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;padding:9px 15px;font-weight:700;cursor:pointer}.btn-primary{background:var(--blue);color:#fff}.btn-secondary{background:#e8edf3;color:#26384d}.btn-danger{background:#fdebed;color:var(--red)}.btn-success{background:#e9f6ee;color:var(--green)}.btn-sm{padding:5px 9px;font-size:.8rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:17px}.form-group{margin-bottom:17px}.form-group.full{grid-column:1/-1}.form-group label{display:block;font-weight:700;margin-bottom:7px}.control{width:100%;border:1px solid #cbd5df;border-radius:8px;padding:10px 12px;background:#fff}.control:focus{outline:3px solid rgba(21,89,166,.12);border-color:var(--blue)}.help{color:#768596;font-size:.78rem;margin-top:5px}.table-wrap{overflow:auto}.admin-table{width:100%;border-collapse:collapse;white-space:nowrap}.admin-table th,.admin-table td{border-bottom:1px solid #e4e9ef;padding:12px 10px;text-align:left}.admin-table th{background:#f7f9fb;color:#526171;font-size:.82rem}.actions{display:flex;gap:5px}.badge{display:inline-block;padding:3px 8px;border-radius:20px;font-size:.72rem;font-weight:700;background:#e9eef4}.badge-on{background:#e7f6ed;color:#1f7444}.badge-off{background:#f6e9ea;color:#9d3538}.flash{padding:13px 18px;border-radius:9px;margin-bottom:18px;font-weight:700}.flash-success{background:#e8f7ee;color:#1d6b3c}.flash-error{background:#fdecee;color:#a53639}.toolbar{display:flex;flex-wrap:wrap;gap:4px;padding:8px;border:1px solid #cbd5df;border-bottom:0;border-radius:8px 8px 0 0;background:#f5f7f9}.toolbar button,.toolbar select{height:34px;border:1px solid #d1d9e2;background:#fff;border-radius:6px;padding:4px 9px;cursor:pointer}.editor{min-height:360px;border:1px solid #cbd5df;padding:18px;background:#fff;outline:none;overflow:auto}.editor:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(21,89,166,.12)}.editor img{max-width:100%;height:auto}.editor table{border-collapse:collapse;width:100%}.editor td,.editor th{border:1px solid #bbb;padding:8px}.upload-progress{display:none;color:var(--blue);font-size:.8rem;padding:5px}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#102a4c,#1b7191)}.login-box{width:min(420px,calc(100% - 30px));background:#fff;border-radius:18px;padding:38px;box-shadow:0 25px 70px rgba(0,0,0,.25)}.login-logo{text-align:center;margin-bottom:25px}.login-logo img{width:80px;height:80px;margin:auto}.login-logo h1{font-size:1.4rem}.notice-box{padding:14px;border-radius:8px;background:#eef6ff;color:#315c83;font-size:.86rem;margin-bottom:18px}.mobile-admin-toggle{display:none}
@media(max-width:900px){.admin-layout{display:block}.admin-side{position:fixed;left:0;top:0;width:250px;z-index:50;transform:translateX(-100%);transition:.2s}.admin-side.open{transform:none}.mobile-admin-toggle{display:inline-flex}.stats{grid-template-columns:repeat(2,1fr)}.admin-content{padding:20px}.admin-top{padding:0 18px}.form-row{grid-template-columns:1fr}}
@media(max-width:560px){.stats{grid-template-columns:1fr}.admin-title{display:block}.admin-title .btn{margin-top:12px}.card{padding:15px}.login-box{padding:25px}}