body {
    font-family: 'Vazirmatn', 'Tahoma', sans-serif;
    background-color: #f4f8fb;
    color: #222;
}

::-webkit-scrollbar {
    width: 8px;
    background: #e3eaf2;
}
::-webkit-scrollbar-thumb {
    background: #b5c7e3;
    border-radius: 8px;
}

.navbar {
    box-shadow: 0 4px 16px rgba(59,130,246,0.09);
    border-radius: 0 0 20px 20px;
    background: linear-gradient(90deg,#3b82f6 0%,#60a5fa 100%);
}

.navbar .navbar-brand, .navbar .nav-link {
    color: #fff !important;
}

.navbar .nav-link.active, .navbar .nav-link:focus {
    background: rgba(255,255,255,0.12);
    border-radius: 8px;
}

.card {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 6px 30px 0 rgba(59,130,246,0.10);
    margin-bottom: 24px;
    border: none;
    background: #fff;
}

.card-header {
    background: #f0f6ff;
    border-bottom: 1px solid #e3eaf2;
    font-weight: bold;
    color: #2563eb;
    border-radius: 18px 18px 0 0;
}

.card-header {
    font-weight: bold;
}

footer {
    margin-top: 50px;
    border-top: 1px solid #e3eaf2;
    background: #f0f6ff;
    padding: 20px 0;
    border-radius: 0 0 20px 20px;
    color: #666;
}

.btn {
    border-radius: 10px;
    font-weight: 500;
    transition: box-shadow .2s;
    box-shadow: 0 2px 8px 0 rgba(59,130,246,0.06);
}
.btn-primary {
    background-color: #3b82f6;
    border-color: #3b82f6;
}
.btn-primary:hover, .btn-primary:focus {
    background-color: #2563eb;
    border-color: #2563eb;
}

.form-control, .form-select {
    border-radius: 10px;
    padding: 12px 14px;
    border: 1px solid #e3eaf2;
    background: #f9fbfd;
    font-size: 1rem;
}
.form-control:focus, .form-select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px #c7e0ff;
}

/* فونت فارسی */
@font-face {
    font-family: 'Vazirmatn';
    src: url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/fonts/webfonts/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/fonts/webfonts/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

.logo-invert {
    filter: brightness(0) invert(1) drop-shadow(0 0 4px rgba(0,0,0,0.3));
}

/* سایدبار مدرن */
.sidebar {
}

/* محدودیت عرض برای سلکت نقش در فرم‌ها */
select.form-control {
    max-width: 300px;
    min-width: 180px;
    width: 100%;
    white-space: nowrap;
    overflow-x: auto;
}

    background: #f0f6ff;
    border-radius: 18px;
    box-shadow: 0 4px 24px 0 rgba(59,130,246,0.07);
    padding: 24px 0;
}
.sidebar .nav-link {
    color: #2563eb;
    font-weight: 500;
    margin-bottom: 12px;
    border-radius: 8px;
    transition: background .2s;
}
.sidebar .nav-link.active, .sidebar .nav-link:hover {
    background: #e3eaf2;
    color: #1e40af;
}

/* جدول‌ها */
table {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 2px 14px 0 rgba(59,130,246,0.08);
}
th, td {
    text-align: center;
    vertical-align: middle;
    border-color: #e3eaf2 !important;
}
th {
    background: #f0f6ff;
    color: #2563eb;
    font-weight: 700;
}

/* سفارشی‌سازی رنگ‌ها */
.btn-primary {
    background-color: #3b82f6;
    border-color: #3b82f6;
}

.btn-primary:hover {
    background-color: #2563eb;
    border-color: #2563eb;
}

.bg-primary {
    background-color: #3b82f6 !important;
}

.text-primary {
    color: #3b82f6 !important;
}