/* TAG */
.about-tag {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .2em;
    color: #2563eb;
    text-transform: uppercase;
}

/* TITLE */
.about-title {
    font-size: 40px;
    font-weight: 800;
    color: #0f172a;
    margin: 10px 0 18px;
}

/* TEXT */
.about-desc {
    color: #475569;
    line-height: 1.8;
    font-size: 17px;
    margin-bottom: 28px;
}

/* BUTTON */
.about-btn {
    padding: 14px 34px;
    border-radius: 12px;
    background: linear-gradient(90deg, #2563eb, #60a5fa);
    color: white;
    font-weight: 600;
    transition: .35s;
}

.about-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 35px rgba(37, 99, 235, .28);
}

/* VIDEO CARD */
.video-frame {
    position: relative;
    border-radius: 26px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0, 0, 0, .18);
}

.video-frame iframe {
    width: 100%;
    height: 420px;
    display: block;
}

/* Glow animation */
.video-glow {
    position: absolute;
    inset: -40%;
    background: radial-gradient(circle, rgba(37, 99, 235, .25), transparent 60%);
    opacity: .5;
    filter: blur(50px);
    animation: videoPulse 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes videoPulse {
    0% {
        transform: scale(.8);
        opacity: .4
    }

    50% {
        transform: scale(1.1);
        opacity: .6
    }

    100% {
        transform: scale(.8);
        opacity: .4
    }
}