*{margin:0;padding:0;box-sizing:border-box;font-family:Tahoma,'Segoe UI',sans-serif}
html{scroll-behavior:smooth}
body{background:#f0f4f9;color:#2c3e50;line-height:1.9;font-size:15px;min-height:100vh;display:flex;flex-direction:column}
a{color:#1e3c72;text-decoration:none;transition:.3s}
a:hover{color:#ff9800}
.container{max-width:1100px;margin:0 auto;padding:0 20px;width:100%}

/* هدر */
.site-header{background:linear-gradient(135deg,#1e3c72 0%,#2a5298 100%);color:#fff;padding:15px 0;box-shadow:0 2px 12px rgba(0,0,0,.1);position:sticky;top:0;z-index:100}
.header-wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px}
.logo{color:#fff;font-size:20px;font-weight:bold}
.logo:hover{color:#ff9800}
.main-nav{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.main-nav a{color:#fff;padding:8px 14px;border-radius:8px;font-size:14px}
.main-nav a:hover{background:rgba(255,255,255,.15);color:#fff}
.btn-register-nav{background:#43a047 !important}
.btn-register-nav:hover{background:#2e7d32 !important}
.btn-logout{background:rgba(255,255,255,.15)}
.btn-logout:hover{background:#e53935 !important}

/* محتوا */
.main-content{flex:1;padding:30px 20px}

/* کارت */
.card{background:#fff;border-radius:14px;padding:28px;box-shadow:0 4px 20px rgba(30,60,114,.08);margin-bottom:22px}
.card-title{color:#1e3c72;font-size:20px;margin-bottom:18px;border-right:4px solid #ff9800;padding-right:12px;font-weight:bold}
.card-subtitle{color:#666;font-size:14px;margin-bottom:20px}

/* فرم */
.form-group{margin-bottom:18px}
.form-group label{display:block;margin-bottom:8px;color:#34495e;font-weight:bold;font-size:14px}
.form-control{width:100%;padding:12px 15px;border:2px solid #e0e7ef;border-radius:10px;font-size:15px;font-family:inherit;transition:.3s;background:#fafbfd}
.form-control:focus{outline:none;border-color:#2a5298;background:#fff;box-shadow:0 0 0 4px rgba(42,82,152,.1)}
.form-control:disabled{background:#f0f0f0;cursor:not-allowed}
textarea.form-control{resize:vertical;min-height:100px}

/* دکمه */
.btn{display:inline-block;background:#ff9800;color:#fff;padding:12px 28px;border-radius:10px;text-decoration:none;font-weight:bold;font-size:15px;border:none;cursor:pointer;transition:.3s;text-align:center;font-family:inherit}
.btn:hover{background:#e68900;color:#fff;transform:translateY(-2px);box-shadow:0 6px 18px rgba(255,152,0,.3)}
.btn-block{display:block;width:100%}
.btn-primary{background:#1e3c72}
.btn-primary:hover{background:#152a52;box-shadow:0 6px 18px rgba(30,60,114,.3)}
.btn-success{background:#43a047}
.btn-success:hover{background:#2e7d32;box-shadow:0 6px 18px rgba(67,160,71,.3)}
.btn-danger{background:#e53935}
.btn-danger:hover{background:#c62828}
.btn-outline{background:transparent;border:2px solid #1e3c72;color:#1e3c72}
.btn-outline:hover{background:#1e3c72;color:#fff}
.btn-sm{padding:8px 16px;font-size:13px}
.btn-lg{padding:16px 36px;font-size:17px}

/* پیام */
.flash{padding:14px 18px;border-radius:10px;margin-bottom:18px;font-size:14px;font-weight:bold}
.flash-success{background:#e8f5e9;color:#2e7d32;border-right:4px solid #43a047}
.flash-error{background:#ffebee;color:#c62828;border-right:4px solid #e53935}
.flash-info{background:#e3f2fd;color:#1565c0;border-right:4px solid #1976d2}
.flash-warning{background:#fff8e1;color:#ef6c00;border-right:4px solid #ff9800}

/* جدول */
.table-wrap{overflow-x:auto;border-radius:12px;box-shadow:0 4px 20px rgba(30,60,114,.06)}
table{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
th,td{padding:14px 12px;text-align:right;border-bottom:1px solid #eef2f7}
th{background:#1e3c72;color:#fff;font-weight:bold;font-size:13px}
tr:hover{background:#f7faff}
tr:last-child td{border-bottom:none}

/* بج */
.badge{display:inline-block;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:bold}
.badge-success{background:#e8f5e9;color:#2e7d32}
.badge-warning{background:#fff8e1;color:#ef6c00}
.badge-danger{background:#ffebee;color:#c62828}
.badge-info{background:#e3f2fd;color:#1565c0}

/* کارت آماری */
.stat-card{background:linear-gradient(135deg,#fff,#f7faff);border-radius:14px;padding:22px;box-shadow:0 4px 20px rgba(30,60,114,.08);text-align:center;border-top:4px solid #ff9800;transition:.3s}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(30,60,114,.15)}
.stat-card .num{font-size:32px;font-weight:bold;color:#1e3c72;margin:10px 0}
.stat-card .lbl{font-size:13px;color:#666}

/* کد فعال‌سازی */
.activation-box{background:linear-gradient(135deg,#e8f5e9,#f1f8e9);border:2px solid #43a047;border-radius:14px;padding:25px;margin:20px 0;text-align:center}
.activation-box .code{font-family:Consolas,monospace;font-size:20px;font-weight:bold;color:#1e3c72;background:#fff;padding:15px 20px;border-radius:10px;letter-spacing:1px;margin:15px 0;word-break:break-all;direction:ltr;display:inline-block;border:2px dashed #43a047}
.activation-box .label{color:#2e7d32;font-size:14px;font-weight:bold}

/* گرید */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}

/* فوتر */
.site-footer{background:#1e3c72;color:#cdd9ee;padding:25px 0;text-align:center;font-size:13px;margin-top:30px}
.site-footer a{color:#ff9800}
.site-footer p{margin-bottom:6px}

@media(max-width:700px){
    .header-wrap{flex-direction:column;gap:10px}
    .main-nav{width:100%;justify-content:center}
    .main-nav a{padding:6px 10px;font-size:13px}
    .card{padding:20px}
    .card-title{font-size:17px}
}