:root {
    --primary: #4CC9F0;
    --primary-dark: #4361ee;
    --secondary: #7C3AED;
    --rose: #F7A6B9;
    --text: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shine: rgba(255, 255, 255, 0.2);
}

body {
    color: var(--text);
    overflow-x: hidden;
    /* بک‌گراند درخواستی شما */
    background:
        radial-gradient(
        1200px 700px at 70% 10%,
        rgba(124, 58, 237, 0.20) 0%,
        rgba(124, 58, 237, 0.10) 35%,
        rgba(124, 58, 237, 0.04) 65%
        ),
        radial-gradient(
        1000px 700px at 20% 0%,
        rgba(76, 201, 240, 0.18) 0%,
        rgba(76, 201, 240, 0.09) 35%,
        rgba(76, 201, 240, 0.04) 65%
        ),
        linear-gradient(
        180deg,
        #0b1020 0%,
        #0e1330 50%,
        #0b1020 100%
        );
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
}

/* --- یوتیلیتی‌های گلس مورفیسم --- */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.glass-input {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    color: #fff;
    border-radius: 12px;
    padding: 12px 20px;
}
.glass-input:focus {
    background: rgba(0, 0, 0, 0.3);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 15px rgba(76, 201, 240, 0.2);
}

/* --- هدر صفحه --- */
.blog-header {
    padding: 60px 0;
    text-align: center;
}
.section-title {
    font-weight: 800;
    background: linear-gradient(90deg, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

/* --- فیلتر تگ‌ها --- */
.filter-tags .btn-filter {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    border-radius: 50px;
    padding: 8px 20px;
    transition: all 0.3s ease;
    margin: 0 5px;
}
.filter-tags .btn-filter:hover, .filter-tags .btn-filter.active {
    background: var(--primary); /* استفاده از متغیر هوم */
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 201, 240, 0.4);
    border-color: var(--primary);
}

/* --- کارت مقاله ویژه (Featured) --- */
.featured-card {
    overflow: hidden;
    transition: transform 0.3s;
    margin-bottom: 3rem;
    position: relative;
}
.featured-card img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 24px;
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%); /* فید شدن عکس */
}
.featured-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    background: linear-gradient(to top, #0b1020 10%, transparent);
}

/* --- کارت‌های گرید وبلاگ --- */
.blog-card {
    height: 100%;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}
.blog-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.card-img-holder {
    height: 220px;
    overflow: hidden;
    border-radius: 20px;
    margin: 10px;
    position: relative;
}
.card-img-holder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.blog-card:hover .card-img-holder img {
    transform: scale(1.1);
}
.card-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(11, 16, 32, 0.7);
    backdrop-filter: blur(4px);
    color: #fff;
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    border: 1px solid rgba(255,255,255,0.1);
}
.card-body {
    padding: 15px 25px 25px;
}
.meta-info {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.read-more-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    transition: 0.3s;
    margin-top: auto;
}
.read-more-btn:hover {
    background: var(--primary);
    color: #000;
}

/* --- تبلیغات (Ads) --- */
.ad-banner-wide {
    border-radius: 24px;
    background: linear-gradient(45deg, #240b36, #c31432); /* نمونه گرادینت جذاب */
    padding: 40px;
    margin: 60px 0;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid rgba(255,255,255,0.1);
}
.ad-banner-wide::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    /* background: url('https://www.transparenttextures.com/patterns/cubes.png'); */
    opacity: 0.1;
}
.ad-card-sidebar {
    background: linear-gradient(135deg, rgba(76, 201, 240, 0.1), rgba(124, 58, 237, 0.1));
    border: 1px solid var(--primary);
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    margin-bottom: 30px;
}

/* --- بخش خدمات پایین صفحه --- */
.services-section {
    background: rgba(0,0,0,0.3);
    margin-top: 80px;
    padding: 60px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}
.product-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 20px;
    transition: 0.3s;
    text-align: center;
}
.product-card:hover {
    background: rgba(255,255,255,0.06);
    border-color: var(--primary);
}
.product-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    background: linear-gradient(to bottom right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* انیمیشن لودینگ ساده */
.fade-in-up {
    animation: fadeInUp 0.8s ease backwards;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
a{
    text-decoration: none !important;
}

input.form-control.glass-input::placeholder {
    color: #efefef4a;
}