:root{--navy:#173454;--blue:#2563a6;--ink:#172638;--muted:#6b7a8b;--line:#e3e9ef;--bg:#f4f7fb;--green:#16835d;--red:#b83c3c}
*{box-sizing:border-box}body{margin:0;background:var(--bg);font:15px/1.5 Inter,Segoe UI,Arial,sans-serif;color:var(--ink)}
.hidden{display:none!important}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px}
.topbar strong{font-size:20px;color:var(--navy)}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--blue);font-weight:800}
.layout{display:grid;grid-template-columns:245px 1fr;min-height:calc(100vh - 72px)}.sidebar{background:var(--navy);padding:24px 14px;display:flex;flex-direction:column;gap:7px}
.nav{border:0;background:transparent;color:#dbe6f1;text-align:left;padding:12px 14px;border-radius:9px;cursor:pointer;font-weight:600}.nav:hover,.nav.active{background:#2c4c70;color:#fff}
.content{padding:30px;max-width:1500px;width:100%;margin:auto}.page-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px}.page-head h1{margin:0;font-size:27px;color:var(--navy)}.muted{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:22px}.card,.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 4px 16px #1d35570a}.metric{font-size:28px;font-weight:800;color:var(--navy);margin-top:8px}.metric-label{color:var(--muted);font-size:13px}
.panel{margin-bottom:18px}.panel h2{margin:0 0 16px;font-size:18px;color:var(--navy)}
button,.button{border:0;border-radius:8px;background:var(--blue);color:#fff;padding:10px 15px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}.btn-light{background:#eef3f8;color:var(--navy)}.btn-danger{background:#a83b3b}.btn-green{background:var(--green)}button:disabled{opacity:.5;cursor:not-allowed}
table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:11px 9px;border-bottom:1px solid var(--line);vertical-align:top}th{color:#627286;background:#f8fafc;font-size:11px;text-transform:uppercase;letter-spacing:.5px}
.table-wrap{overflow:auto}label{display:block;font-size:13px;font-weight:700;color:#46576a;margin:0 0 13px}input,textarea,select{display:block;width:100%;margin-top:6px;border:1px solid #d5dee8;border-radius:8px;padding:10px 11px;font:inherit;color:var(--ink);background:#fff}textarea{min-height:85px;resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 15px}.full{grid-column:1/-1}.actions{display:flex;gap:8px;flex-wrap:wrap}.status{padding:4px 8px;border-radius:20px;background:#fff2d8;color:#8a5c00;font-size:11px;font-weight:800}.status.paid{background:#e4f6ed;color:#14724e}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#132e4d,#2d6494)}.login-card{background:#fff;border-radius:18px;padding:35px;width:min(430px,100%);box-shadow:0 20px 70px #071b30aa}.login-card h1{margin:8px 0 0;color:var(--navy)}.login-card p{margin:0 0 24px;color:var(--muted)}.login-card small{display:block;color:var(--muted);margin-top:14px}.brand-mark{background:var(--navy);color:white;border-radius:12px;padding:10px;width:55px;text-align:center;font-weight:900}
.toast{position:fixed;bottom:20px;right:20px;background:#173454;color:white;padding:12px 18px;border-radius:10px;display:none;z-index:20;max-width:420px}.toast.show{display:block}.signature-preview{max-width:230px;max-height:100px;object-fit:contain;border:1px dashed var(--line);padding:8px}
@media(max-width:850px){.layout{grid-template-columns:1fr}.sidebar{flex-direction:row;overflow:auto;padding:10px}.nav{white-space:nowrap}.content{padding:18px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar{padding:0 18px}}
@media(max-width:520px){.cards,.form-grid{grid-template-columns:1fr}.page-head{align-items:flex-start;flex-direction:column}.full{grid-column:auto}}
@media print{body{background:#fff}.topbar,.sidebar,.no-print{display:none!important}.layout{display:block}.content{padding:0;max-width:none}.print-doc{padding:24px!important;border:0!important;box-shadow:none!important}}