:root{--ink:#15231f;--muted:#6d7b76;--line:#dfe7e3;--brand:#0b7658;--bg:#f4f7f5;--white:#fff;--danger:#b42318}*{box-sizing:border-box}body{margin:0;font:14px/1.5 system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:var(--bg)}a{color:inherit}.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.side{background:#102c24;color:#dce9e5;padding:24px 16px}.brand{font-size:22px;font-weight:800;margin:0 10px 28px}.nav a{display:block;text-decoration:none;padding:10px 12px;border-radius:8px;margin:4px 0}.nav a:hover,.nav a.active{background:#1d4a3e;color:white}.main{padding:28px;max-width:1400px;width:100%;margin:auto}.top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.top h1{margin:0;font-size:26px}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:0 2px 10px #102c2408}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat strong{display:block;font-size:25px;margin-top:8px}.muted{color:var(--muted)}table{width:100%;border-collapse:collapse;background:white}th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;color:var(--muted)}.btn{display:inline-block;border:0;border-radius:8px;background:var(--brand);color:#fff;padding:9px 14px;text-decoration:none;cursor:pointer}.btn.light{background:#e7f0ed;color:#17483a}.btn.danger{background:var(--danger)}input,select,textarea{width:100%;border:1px solid #cbd7d2;border-radius:8px;padding:10px;background:#fff;font:inherit}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field label{display:block;font-weight:650;margin-bottom:5px}.field.full{grid-column:1/-1}.actions{display:flex;gap:8px;align-items:center}.alert{padding:11px 14px;border-radius:8px;background:#dff4e9;margin-bottom:18px}.alert.error{background:#fee4e2;color:#8b1a12}.login{min-height:100vh;display:grid;place-items:center;padding:20px}.login .card{width:min(420px,100%)}.badge{display:inline-block;padding:3px 8px;border-radius:20px;background:#e7f0ed;font-size:12px}.invoice-head{display:flex;justify-content:space-between;gap:30px}.right{text-align:right}.mt{margin-top:18px}.items input{min-width:100px}.no-print{}.mobile-nav{display:none}@media(max-width:800px){.shell{display:block}.side{padding:12px}.brand{margin:0 0 10px}.nav{display:flex;overflow:auto}.nav a{white-space:nowrap}.main{padding:16px}.grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}}@media print{body{background:#fff}.side,.no-print,.top{display:none!important}.shell{display:block}.main{padding:0;max-width:none}.card{border:0;box-shadow:none;padding:0}table{font-size:12px}}