:root{--bg:#f4f7fb;--panel:#fff;--ink:#172036;--muted:#6f7a90;--line:#dfe5ef;--brand:#3457d5;--red:#c4364f;--green:#147a55;--shadow:0 10px 35px #1d2b4c14}*{box-sizing:border-box}html{font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:16px}body{margin:0}a{color:var(--brand);text-decoration:none}button,input,select,textarea{font:inherit}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#121a2d;color:#fff;padding:28px 18px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:#fff;padding:0 10px 30px}.logo{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:linear-gradient(145deg,#6d8cff,#3457d5);color:#fff;font-weight:800}.sidebar nav{display:grid;gap:7px}.sidebar nav a{color:#bfc8da;padding:12px 14px;border-radius:10px}.sidebar nav a:hover,.sidebar nav a.active{background:#26324c;color:#fff}.user{margin-top:auto;border-top:1px solid #2b354b;padding:20px 10px 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1fr;gap:20px}.invoice-total{background:#eef2ff;padding:13px;border-radius:10px;display:flex;justify-content:space-between}@media(max-width:1000px){.stats{grid-template-columns:1fr 1fr}.grid2,.grid-pay{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr 1fr}}@media(max-width:720px){.sidebar{position:static;width:auto;padding:15px}.brand{padding-bottom:12px}.sidebar nav{display:flex;overflow:auto}.sidebar nav a{white-space:nowrap}.user{display:none}.main{margin:0;padding:22px 14px}.top h1{font-size:1.55rem}.stats{gap:10px}.stats article{padding:15px}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto}.toolbar,.filters{align-items:stretch;flex-direction:column}.search{width:100%}}