body {
    background: #fff7fb;
    background-image: radial-gradient(at 0% 0%, rgba(244, 63, 94, .18) 0, transparent 35%), radial-gradient(at 100% 0%, rgba(14, 165, 233, .18) 0, transparent 35%), radial-gradient(at 50% 100%, rgba(168, 85, 247, .13) 0, transparent 40%);
    background-attachment: fixed
}

.about-section {
    direction: rtl;
    text-align: right;
    font-family: "Vazirmatn", "IRANSans", sans-serif;
    line-height: 1.9;
    padding: 35px 15px
}

.about-header {
    text-align: center;
    margin-bottom: 35px
}

.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 30px;
    background: linear-gradient(100deg, #f43f5e, #a855f7 50%, #06b6d4);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .55);
    box-shadow: 0 8px 20px rgba(168, 85, 247, .28), inset 0 1px 1px rgba(255, 255, 255, .45);
    font-size: .95rem
}

.about-title {
    font-size: 2.4rem;
    font-weight: 800;
    margin: 18px 0 8px;
    background: linear-gradient(100deg, #f43f5e, #a855f7 45%, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent
}

.about-subtitle {
    color: #64748b;
    font-size: 1.05rem;
    margin: 0
}

.about-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, .92), rgba(255, 245, 252, .74));
    backdrop-filter: blur(16px);
    border: 1px solid rgba(168, 85, 247, .16);
    box-shadow: 0 8px 18px rgba(15, 23, 42, .06), 0 18px 40px rgba(168, 85, 247, .09), inset 0 1px rgba(255, 255, 255, .9);
    transition: .3s
}

.about-card:hover {
    transform: translateY(-5px);
    border-color: rgba(168, 85, 247, .38);
    box-shadow: 0 12px 22px rgba(15, 23, 42, .08), 0 22px 45px rgba(168, 85, 247, .18)
}

.about-intro {
    display: flex;
    align-items: flex-start;
    gap: 22px;
    padding: 25px;
    border-radius: 22px;
    margin-bottom: 45px
}

.about-intro p {
    margin: 0 0 12px;
    color: #475569
}

.about-intro strong {
    color: #7e22ce
}

.about-intro em {
    color: #db2777;
    font-weight: 600;
    font-style: normal
}

.about-icon {
    flex: 0 0 65px;
    width: 65px;
    height: 65px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    font-size: 1.8rem;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    color: #fff;
    box-shadow: 0 8px 20px rgba(168, 85, 247, .25)
}

.about-section-title {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 35px 0 20px
}

.about-section-title>span {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    color: #fff;
    box-shadow: 0 8px 18px rgba(168, 85, 247, .22)
}

.about-section-title h2 {
    font-size: 1.45rem;
    margin: 0;
    color: #334155
}

.about-section-title p {
    font-size: .9rem;
    color: #94a3b8;
    margin: 2px 0 0
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px
}

.about-item {
    padding: 22px;
    border-radius: 20px;
    min-height: 190px
}

.about-item>i {
    font-size: 2rem;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent
}

.about-item h3 {
    font-size: 1.05rem;
    color: #334155;
    margin: 5px 0 8px
}

.about-item p {
    font-size: .9rem;
    color: #64748b;
    margin: 0
}

.diploma-box {
    padding: 25px;
    border-radius: 24px;
    background: linear-gradient(145deg, rgba(255, 255, 255, .9), rgba(248, 245, 255, .78));
    border: 1px solid rgba(168, 85, 247, .18);
    box-shadow: 0 12px 30px rgba(168, 85, 247, .1)
}

.diploma-intro {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 22px;
    color: #475569
}

.diploma-intro>i {
    font-size: 2.2rem;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent
}

.diploma-intro p {
    margin: 0
}

.diploma-intro strong {
    color: #7e22ce
}

.diploma-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px
}

.diploma-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, .85);
    border: 1px solid rgba(168, 85, 247, .12);
    border-radius: 14px;
    color: #475569;
    box-shadow: 0 5px 12px rgba(15, 23, 42, .04);
    transition: .3s
}

.diploma-item:hover {
    transform: translateY(-3px);
    border-color: rgba(168, 85, 247, .35);
    box-shadow: 0 10px 22px rgba(168, 85, 247, .12)
}

.diploma-item i {
    font-size: 1.15rem;
    color: #8b5cf6;
    width: 24px;
    text-align: center
}

.diploma-other {
    grid-column: 1/-1;
    background: linear-gradient(100deg, rgba(244, 63, 94, .08), rgba(168, 85, 247, .1), rgba(6, 182, 212, .08));
    font-weight: 600;
    color: #7e22ce
}

.mission-box {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-top: 45px;
    padding: 25px;
    border-radius: 24px;
    background: linear-gradient(135deg, #312e81, #7c3aed 45%, #db2777);
    color: #fff;
    border: 2px solid rgba(168, 85, 247, .3);
    box-shadow: 0 10px 22px rgba(15, 23, 42, .12), 0 25px 55px rgba(124, 58, 237, .25), inset 0 1px rgba(255, 255, 255, .35)
}

.mission-icon {
    font-size: 2.4rem;
    min-width: 55px;
    text-align: center
}

.mission-box h2 {
    font-size: 1.4rem;
    margin: 0 0 8px
}

.mission-box blockquote {
    margin: 0;
    padding: 0;
    border: 0;
    color: rgba(255, 255, 255, .9);
    font-size: .98rem
}

.about-cta {
    margin-top: 40px;
    padding: 30px;
    text-align: center;
    border-radius: 25px;
    background: linear-gradient(135deg, rgba(244, 63, 94, .1), rgba(168, 85, 247, .12), rgba(6, 182, 212, .1));
    border: 1px solid rgba(168, 85, 247, .2);
    box-shadow: 0 15px 40px rgba(168, 85, 247, .1), inset 0 1px rgba(255, 255, 255, .9)
}

.about-cta-icon {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent
}

.about-cta h2 {
    font-size: 1.5rem;
    color: #334155;
    margin: 8px 0
}

.about-cta p {
    color: #64748b;
    margin: 0 auto 10px;
    max-width: 700px
}

.about-cta strong {
    color: #7e22ce;
    font-size: 1rem
}

/* بخش ویدیوی معرفی؛ هماهنگ با استایل فعلی صفحه */
.about-video {
    margin: 0 0 40px;
    padding: 22px;
    border-radius: 22px;
}

.about-video-heading {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.about-video-heading>i {
    flex: 0 0 auto;
    font-size: 2rem;
    background: linear-gradient(135deg, #f43f5e, #a855f7, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-video-heading h2 {
    margin: 0;
    color: #334155;
    font-size: 1.35rem;
}

.about-video-heading p {
    margin: 3px 0 0;
    color: #64748b;
    font-size: .92rem;
}

.about-video-frame {
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid rgba(168, 85, 247, .2);
    background: #111827;
    box-shadow: 0 8px 18px rgba(15, 23, 42, .08);
}

.about-video-frame video {
    display: block;
    width: 100%;
    max-height: 620px;
    aspect-ratio: 16 / 9;
    object-fit: contain;
}

@media(max-width:991px) {

    .about-grid,
    .diploma-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .about-card:hover {
        transform: none
    }
}

@media(max-width:575px) {
    .about-section {
        padding: 25px 8px
    }

    .about-title {
        font-size: 1.8rem
    }

    .about-intro {
        display: block;
        padding: 20px
    }

    .about-icon {
        margin-bottom: 15px
    }

    .about-grid,
    .diploma-grid {
        grid-template-columns: 1fr
    }

    .diploma-other {
        grid-column: auto
    }

    .mission-box {
        display: block;
        padding: 22px
    }

    .mission-icon {
        text-align: right;
        margin-bottom: 10px
    }

    .about-section-title h2 {
        font-size: 1.15rem
    }
}