:root{--bg:#f4f7fb;--card:#fff;--ink:#13233a;--muted:#6c7787;--line:#dfe5ee;--primary:#173b67;--accent:#d69b2d;--danger:#b42318;--success:#067647;--shadow:0 8px 28px rgba(20,45,75,.07)}
*{box-sizing:border-box}html{direction:ltr}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Segoe UI",Tahoma,Arial,sans-serif;font-size:14px}.container{width:min(1180px,calc(100% - 24px));margin:auto}.topbar{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 3px 18px rgba(0,0,0,.03)}.topbar-inner{min-height:64px;display:flex;align-items:center;gap:16px}.brand{font-weight:800;color:var(--primary);white-space:nowrap}.nav{display:flex;gap:5px;flex:1;overflow:auto;padding:7px 0}.nav a{color:#31445f;text-decoration:none;padding:9px 10px;border-radius:10px;white-space:nowrap}.nav a:hover,.nav a.active{background:#eef4fb;color:var(--primary)}.userbox{display:flex;gap:8px;align-items:center;white-space:nowrap}.page{padding:20px 0 40px}.page-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:15px}.page-title h1{font-size:24px;margin:0}.actions{display:flex;gap:8px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:10px;padding:10px 15px;text-decoration:none;cursor:pointer;font:inherit;background:#e8edf3;color:#263b55}.btn-primary{background:var(--primary);color:white}.btn-accent{background:var(--accent);color:#1b1b1b}.btn-success{background:var(--success);color:#fff}.btn-danger{background:#fee4e2;color:var(--danger)}.btn-sm{padding:7px 10px;font-size:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:16px}.grid{display:grid;gap:14px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.metric{padding:17px}.metric small{color:var(--muted)}.metric strong{display:block;font-size:24px;margin-top:6px}.form-group{margin-bottom:12px}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-row-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}label{display:block;font-weight:700;margin-bottom:6px;font-size:12px;color:#30445f}input,select,textarea{width:100%;border:1px solid #cfd8e5;border-radius:9px;padding:10px 11px;background:white;color:#12243a;font:inherit}textarea{min-height:85px;resize:vertical}input:focus,select:focus,textarea:focus{outline:2px solid #cfe0f4;border-color:#7ea6d2}.hint{font-size:12px;color:var(--muted)}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:10px 9px;border-bottom:1px solid var(--line);vertical-align:middle;text-align:left}.table th{font-size:12px;color:#526176;background:#f7f9fc}.table tr:hover td{background:#fbfcfe}.num{direction:ltr;text-align:right!important;white-space:nowrap}.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:11px;background:#eef3f8}.badge-paid{background:#dcfae6;color:#067647}.badge-unpaid{background:#fff1f0;color:#b42318}.badge-partial{background:#fff8db;color:#8a5a00}.flash{padding:12px 14px;border-radius:10px;margin-bottom:14px}.flash-success{background:#dcfae6;color:#067647}.flash-error{background:#fee4e2;color:#b42318}.items-head{display:grid;grid-template-columns:1.8fr .5fr .7fr 44px;gap:8px;padding:0 4px 6px;color:#667085;font-size:11px}.item-row{display:grid;grid-template-columns:1.8fr .5fr .7fr 44px;gap:8px;margin-bottom:8px}.item-row .remove{border:0;border-radius:9px;background:#fee4e2;color:#b42318;cursor:pointer}.totals-box{max-width:430px;margin-left:auto}.totals-line{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed #d7dee8}.totals-line.grand{font-size:18px;font-weight:800;color:var(--primary);border-bottom:0}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(150deg,#eef4fb,#f9fafb)}.login-card{width:min(430px,calc(100% - 28px));padding:28px}.login-brand{text-align:center;margin-bottom:20px}.login-brand h1{margin:7px 0;color:var(--primary)}.small-links{font-size:12px;color:var(--muted)}.img-preview{display:block;max-width:100%;max-height:120px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:5px;margin-top:8px}.section-title{font-size:16px;margin:0 0 12px;color:var(--primary)}.empty{text-align:center;color:var(--muted);padding:35px}.footer-note{text-align:center;color:#8590a1;font-size:11px;padding:18px}
@media(max-width:800px){.topbar-inner{align-items:flex-start;flex-wrap:wrap;padding:8px 0}.nav{order:3;width:100%;flex-basis:100%}.userbox span{display:none}.grid-4,.grid-3,.grid-2,.form-row,.form-row-3{grid-template-columns:1fr}.page-title{align-items:flex-start;flex-direction:column}.items-head{display:none}.item-row{grid-template-columns:1fr 1fr}.item-row input:first-child{grid-column:1/-1}.item-row .remove{grid-row:2}.table th,.table td{padding:8px 7px}.container{width:min(100% - 14px,1180px)}}