:root{--bg:#f5f7fb;--card:#fff;--line:#e3e8f0;--text:#101828;--muted:#667085;--blue:#2563eb;--green:#16a34a;--red:#ef4444;--shadow:0 10px 28px rgba(15,23,42,.06);--r:10px;--side:246px;--top:74px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Arial,Helvetica,sans-serif;color:var(--text)}a{text-decoration:none;color:inherit}
.app{min-height:100vh;display:grid;grid-template-columns:var(--side) 1fr}.sidebar{background:#fff;border-right:1px solid var(--line);padding:18px 16px}
.brand{display:flex;gap:12px;align-items:center;height:52px;margin-bottom:22px}.brand img{width:42px;height:42px}.brand b{font-size:24px}.brand small{color:var(--muted)}
.nav a{display:flex;align-items:center;gap:12px;height:44px;padding:0 14px;border-radius:8px;color:#344054;margin-bottom:7px;font-size:15px}.nav a.active,.nav a:hover{background:#eef4ff;color:var(--blue);font-weight:800}
.main{display:grid;grid-template-rows:var(--top) 1fr}.top{height:var(--top);background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.status{color:var(--green);font-weight:800}
.workspace{padding:18px;display:grid;gap:16px}.grid{display:grid;grid-template-columns:repeat(4,minmax(160px,1fr));gap:14px}.two{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}.head{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.head h2{margin:0;font-size:21px}.body{padding:16px 18px}
.stat b{font-size:30px}.stat small{display:block;color:var(--muted);margin-top:4px}.row{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;border-bottom:1px solid #edf1f6;padding:13px 0}.row:last-child{border-bottom:0}.row small{color:var(--muted)}
.btn{height:38px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-weight:800;padding:0 14px;cursor:pointer}.btn.gray{background:#f1f4f9;color:#111827}.btn.red{background:var(--red)}.btn.green{background:var(--green)}
input,select{height:40px;border:1px solid var(--line);border-radius:8px;padding:0 12px}.toolbar{display:flex;gap:10px;align-items:center}.pill{border-radius:999px;padding:4px 9px;font-size:12px;background:#eef4ff;color:#2563eb;font-weight:800}
.phone-pad{display:grid;grid-template-columns:repeat(3,72px);gap:10px;justify-content:center}.key{height:58px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:22px;font-weight:800;cursor:pointer}
@media(max-width:1100px){.grid{grid-template-columns:repeat(2,1fr)}.two{grid-template-columns:1fr}.app{grid-template-columns:1fr}.sidebar{display:none}}