:root{--navy:#10243e;--blue:#1d66d2;--cyan:#16a4b8;--bg:#f4f7fb;--card:#fff;--text:#172033;--muted:#667085;--line:#e4e9f0;--ok:#16845b;--warn:#b26b00;--danger:#c43d4b;--shadow:0 10px 30px rgba(16,36,62,.08)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--navy);color:#fff;padding:22px 14px;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;padding:8px 10px 24px}.logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#18b4c8,#1d66d2);display:grid;place-items:center;font-weight:800}.brand strong{display:block;font-size:17px}.brand span{font-size:11px;color:#b9c7d9}.nav{display:grid;gap:6px}.nav button{border:0;background:transparent;color:#d7e1ee;text-align:left;padding:12px 14px;border-radius:10px}.nav button:hover,.nav button.active{background:rgba(255,255,255,.1);color:#fff}.main{margin-left:250px;flex:1}.topbar{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}.topbar small{color:var(--muted)}.userpill{display:flex;gap:10px;align-items:center}.avatar{width:36px;height:36px;border-radius:50%;background:#dceaff;color:var(--blue);display:grid;place-items:center;font-weight:700}.content{padding:28px;max-width:1500px;margin:auto}.pagehead{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px}.pagehead h1{margin:0;font-size:28px}.pagehead p{margin:6px 0 0;color:var(--muted)}.actions{display:flex;gap:10px;flex-wrap:wrap}.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:10px 15px;border-radius:9px;font-weight:650}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.success{background:var(--ok);border-color:var(--ok);color:#fff}.btn.danger{color:#fff;background:var(--danger);border-color:var(--danger)}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:20px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:30px;font-weight:800;margin:8px 0}.stat .hint{font-size:12px;color:var(--muted)}.two{grid-template-columns:1.3fr 1fr}.three{grid-template-columns:repeat(3,1fr)}.tablewrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;font-size:13px}.table th{color:var(--muted);font-weight:700;background:#fafbfd}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:700}.badge.ok{background:#e6f6ef;color:var(--ok)}.badge.warn{background:#fff3df;color:var(--warn)}.badge.info{background:#e7f0ff;color:var(--blue)}.badge.danger{background:#fdebed;color:var(--danger)}.form{display:grid;gap:15px}.formgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.field{display:grid;gap:6px}.field label{font-size:12px;font-weight:700;color:#475467}.field input,.field select,.field textarea{width:100%;border:1px solid #d5dce6;border-radius:9px;padding:10px 11px;background:#fff;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,102,210,.1)}.sectiontitle{font-size:16px;font-weight:800;margin:0 0 14px}.empty{padding:36px;text-align:center;color:var(--muted)}.alert{padding:12px 14px;border-radius:10px;background:#fff8e8;border:1px solid #f2d99b;color:#805400;font-size:13px}.search{display:flex;gap:10px;margin-bottom:15px}.search input{flex:1;border:1px solid var(--line);border-radius:9px;padding:10px 12px}.modalback{position:fixed;inset:0;background:rgba(9,18,31,.5);display:grid;place-items:center;padding:20px;z-index:20}.modal{width:min(760px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:16px;padding:24px}.toast{position:fixed;right:20px;bottom:20px;background:var(--navy);color:#fff;padding:12px 16px;border-radius:10px;box-shadow:var(--shadow);z-index:30}.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef6ff,#f8fbff)}.loginbox{width:min(430px,92%);background:#fff;padding:32px;border-radius:18px;box-shadow:var(--shadow);border:1px solid var(--line)}.loginbox .brand{padding-bottom:18px}.loginbox h1{margin:0 0 6px}.footer-note{font-size:11px;color:var(--muted);margin-top:18px;line-height:1.5}@media(max-width:1050px){.stats{grid-template-columns:repeat(2,1fr)}.two,.three{grid-template-columns:1fr}}@media(max-width:760px){.sidebar{width:72px;padding:14px 8px}.brand div:not(.logo),.nav button span{display:none}.main{margin-left:72px}.content{padding:18px}.topbar{padding:0 16px}.formgrid{grid-template-columns:1fr}.pagehead{align-items:flex-start;flex-direction:column}}