:root{
--primary:#0f4c81;--secondary:#11a36a;--dark:#17212b;--light:#f5f8fb;--danger:#c0392b;
--white:#fff;--border:#dce4ec;--muted:#64748b;
}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--light);color:var(--dark)}
a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
.topbar{background:var(--white);box-shadow:0 2px 14px rgba(0,0,0,.08);position:sticky;top:0;z-index:20}
.navwrap{min-height:72px;display:flex;align-items:center;gap:28px}.brand{font-size:25px;font-weight:800;color:var(--primary)}
.mainnav{display:flex;gap:18px;flex:1}.mainnav a:hover{color:var(--primary)}.langs{display:flex;gap:7px}.langs a{padding:6px 8px;border-radius:7px;background:#eef4f8}
.hero{padding:90px 0;background:linear-gradient(130deg,#0f4c81,#12375b);color:#fff}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:45px;align-items:center}.hero h1{font-size:48px;line-height:1.08;margin:0 0 20px}.hero p{font-size:20px;line-height:1.6}
.btn{display:inline-block;border:0;border-radius:9px;padding:11px 16px;background:var(--primary);color:#fff;cursor:pointer;font-weight:700}.btn.green{background:var(--secondary)}.btn.light{background:#fff;color:var(--primary)}.btn.red{background:var(--danger)}.btn.small{padding:7px 10px;font-size:13px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:30px 0}.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:0 5px 20px rgba(15,76,129,.06)}
.card h3{margin-top:0}.section{padding:55px 0}.section h2{font-size:32px}
.login-box,.form-card{max-width:680px;margin:45px auto;background:#fff;padding:28px;border-radius:14px;border:1px solid var(--border)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-group{display:flex;flex-direction:column;gap:7px}.form-group.full{grid-column:1/-1}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid #ccd7e2;border-radius:8px;background:#fff}textarea{min-height:120px}
.footer{background:#14212d;color:#cbd5e1;padding:25px 0;margin-top:50px}
.layout{display:grid;grid-template-columns:240px 1fr;min-height:calc(100vh - 72px)}.sidebar{background:#17212b;color:#fff;padding:22px 14px}.sidebar h3{padding:0 12px}.sidebar a{display:block;padding:12px;border-radius:8px;margin:4px 0}.sidebar a:hover{background:#243545}.content{padding:28px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:#fff;border-radius:12px;padding:20px;border:1px solid var(--border)}.stat .num{font-size:30px;font-weight:800;color:var(--primary)}
.table-wrap{overflow:auto;background:#fff;border:1px solid var(--border);border-radius:12px}table{width:100%;border-collapse:collapse}th,td{padding:12px;border-bottom:1px solid #edf1f5;text-align:left;white-space:nowrap}th{background:#f8fafc}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.alert{padding:12px 14px;border-radius:8px;margin-bottom:16px}.alert-success{background:#e8f7ef;color:#176b47}.alert-danger{background:#fdeceb;color:#962d22}
.badge{display:inline-block;padding:5px 8px;border-radius:999px;background:#e8eef5;font-size:12px}.badge.active,.badge.paid,.badge.closed{background:#dff7ea;color:#16724c}.badge.open,.badge.pending{background:#fff3d6;color:#8d6300}.badge.expired,.badge.cancelled{background:#fde7e5;color:#9b2d23}
@media(max-width:900px){.hero-grid,.layout{grid-template-columns:1fr}.cards,.stats{grid-template-columns:1fr 1fr}.sidebar{display:none}.hero h1{font-size:38px}}
@media(max-width:600px){.mainnav{display:none}.cards,.stats,.form-grid{grid-template-columns:1fr}.hero h1{font-size:32px}}