:root{--green:#0f3d2e;--gold:#d8b05c;--bg:#f5f7f6;--text:#1f2937;--muted:#6b7280;--white:#fff;--danger:#b91c1c}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f3d2e,#06251b)}.login-card{background:#fff;width:380px;max-width:92%;padding:28px;border-radius:18px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.login-card h1{margin:0 0 8px;color:var(--green)}.login-card p{margin:0 0 20px;color:var(--muted)}label{display:block;margin:12px 0 6px;font-weight:bold}input,select,textarea{width:100%;padding:11px;border:1px solid #d1d5db;border-radius:10px;background:white}button,.btn{display:inline-block;background:var(--green);color:white;border:0;padding:10px 15px;border-radius:10px;cursor:pointer;font-weight:bold}.btn.gold{background:var(--gold);color:#111}.btn.danger{background:var(--danger)}.error{background:#fee2e2;color:#991b1b;padding:10px;border-radius:10px;margin-bottom:12px}.success{background:#dcfce7;color:#166534;padding:10px;border-radius:10px;margin-bottom:12px}.app{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--green);color:white;padding:22px 16px;position:fixed;height:100vh}.brand{font-size:25px;font-weight:800;margin-bottom:26px}.brand span{color:var(--gold)}.sidebar a{display:block;padding:12px 14px;border-radius:10px;margin:5px 0;color:#eef}.sidebar a:hover{background:rgba(255,255,255,.12)}.main{margin-left:240px;padding:26px;width:calc(100% - 240px)}.top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.card{background:white;border-radius:16px;padding:18px;box-shadow:0 8px 24px rgba(15,61,46,.08);margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat{background:white;border-left:5px solid var(--gold);border-radius:14px;padding:18px;box-shadow:0 8px 24px rgba(15,61,46,.08)}.stat h2{margin:0;color:var(--green)}.stat p{margin:6px 0 0;color:var(--muted)}table{width:100%;border-collapse:collapse;background:white;border-radius:14px;overflow:hidden}th,td{padding:12px;border-bottom:1px solid #eef2f7;text-align:left}th{background:#f0f7f4;color:var(--green)}.actions{display:flex;gap:8px;flex-wrap:wrap}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.full{grid-column:1/-1}@media(max-width:800px){.sidebar{position:relative;width:100%;height:auto}.app{display:block}.main{margin:0;width:100%}.grid,.form-grid{grid-template-columns:1fr}.top{display:block}}