.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: opacity 0.9s ease, transform 0.9s ease;
    will-change: transform, opacity;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Direction variants */
.reveal.fade-left {
    transform: translateX(-80px);
}

.reveal.fade-right {
    transform: translateX(80px);
}

.reveal.zoom {
    transform: scale(0.9);
}

.reveal.active.fade-left,
.reveal.active.fade-right,
.reveal.active.zoom {
    transform: none;
}


/* ================= HERO ================= */
.hero {
    animation: heroFadeUp 1s ease forwards;
}

@keyframes heroFadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* LOGO FLOAT */
.logo img {
    animation: floatingLogo 3s ease-in-out infinite;
}

@keyframes floatingLogo {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ================= BUTTON SHINE ================= */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: -120%;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255,255,255,0.35),
        transparent
    );
    transform: skewX(-20deg);
    transition: 0.7s ease;
}

.btn:hover::after {
    left: 120%;
}

/* ================= WHY CARD ================= */
.why-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.why-card:hover {
    transform: translateY(-14px) scale(1.03);
    box-shadow: 0 35px 80px rgba(90,30,120,0.18);
}

/* ICON POP */
.why-card img {
    animation: iconPulse 2.5s ease-in-out infinite;
}

@keyframes iconPulse {
    0%,100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* ================= COURSE CARD ================= */
.course-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.course-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.12);
}

.course-img img {
    transition: transform 0.5s ease;
}

.course-card:hover .course-img img {
    transform: scale(1.08);
}