:root{--g:#0b6f3e;--deep:#052f20;--lime:#9ce500;--bg:#f3f7f4;--panel:#fff;--line:#dbe6df;--ink:#14261d;--muted:#6b7b72;--danger:#a12d2d}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.top{height:72px;background:var(--deep);color:#fff;display:flex;align-items:center;padding:0 20px;gap:24px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:9px;background:#fff;border-radius:10px;padding:6px 9px;color:var(--deep);font-weight:900}.brand img{width:165px}.top nav{display:flex;gap:6px;flex:1}.top nav a{padding:10px 11px;border-radius:9px;font-size:13px;font-weight:750}.top nav a:hover,.top nav a.active{background:rgba(255,255,255,.12)}.userbox{display:flex;align-items:center;gap:12px;font-size:12px}.userbox a{color:#d8f2e2}.wrap{width:min(1240px,calc(100% - 34px));margin:28px auto}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.stat strong{font-size:30px;display:block;color:var(--g)}.muted{color:var(--muted);font-size:13px}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:20px}.panel h1,.panel h2,.panel h3{margin-top:0}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:9px;padding:10px 14px;font-weight:800;cursor:pointer;background:var(--g);color:#fff}.btn.secondary{background:#fff;border:1px solid #c9d8cf;color:var(--deep)}.btn.danger{background:#a33a3a}.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.toolbar .actions{display:flex;gap:8px;flex-wrap:wrap}table{width:100%;border-collapse:collapse}th,td{padding:11px 9px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}th{color:#52675a}.badge{display:inline-flex;padding:3px 8px;border-radius:99px;font-size:10px;font-weight:900;background:#eaf5ed;color:var(--g)}.badge.off{background:#f4eeee;color:#934}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{display:block;font-size:12px;font-weight:800;margin:0 0 5px}input,textarea,select{width:100%;padding:10px 11px;border:1px solid #cad7cf;border-radius:9px;background:#fff}textarea{min-height:120px;resize:vertical}.login-page{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(440px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px}.login-logo{background:#fff}.login-logo img{width:260px;margin:auto auto 18px}.notice{padding:11px 13px;border-radius:10px;margin-bottom:14px;background:#eef7f1;color:#175c34}.notice.error{background:#fff0f0;color:#8f2a2a}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.chat-layout{display:grid;grid-template-columns:340px 1fr;gap:16px;min-height:70vh}.conv-list{max-height:72vh;overflow:auto}.conv{width:100%;text-align:left;border:1px solid var(--line);background:#fff;padding:12px;border-radius:11px;margin-bottom:8px;cursor:pointer}.conv.active,.conv:hover{border-color:#9dbfaa;background:#f5faf7}.conv strong,.conv span{display:block}.conv span{font-size:11px;color:var(--muted);margin-top:3px}.messages{height:52vh;overflow:auto;display:grid;align-content:start;gap:8px;padding:10px 0}.msg{max-width:74%;padding:10px 12px;border-radius:14px;font-size:13px}.msg.customer{background:#eef4f0}.msg.staff{margin-left:auto;background:var(--g);color:#fff}.meta{font-size:9px;opacity:.7;margin-top:4px}.reply{display:grid;grid-template-columns:1fr auto;gap:8px}.reply textarea{min-height:58px}.customer-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.tabs{display:flex;gap:8px;margin:14px 0}.tabs a{padding:8px 10px;border-radius:8px;background:#eef5f0;font-size:12px;font-weight:800}.file-list{display:grid;gap:8px}.file-item{display:flex;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:10px;padding:10px}.presence{display:inline-flex;align-items:center;gap:7px}.dot{width:10px;height:10px;border-radius:50%;background:#9aa59e}.dot.on{background:#55d06b;box-shadow:0 0 0 5px rgba(85,208,107,.14)}
@media(max-width:1000px){.top{height:auto;min-height:72px;flex-wrap:wrap;padding:10px}.top nav{order:3;width:100%;overflow:auto}.grid{grid-template-columns:1fr 1fr}.chat-layout,.two-col{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.userbox{margin-left:auto}}
@media(max-width:620px){.wrap{width:min(100% - 20px,1240px)}.grid{grid-template-columns:1fr}.toolbar{align-items:flex-start;flex-direction:column}.brand img{width:130px}.userbox span{display:none}}