/* --- Global & Animations --- */
html {
    scroll-behavior: smooth;
}

/* Floating Blob Animation */
.blob {
    filter: blur(40px);
    opacity: 0.6;
    animation: blobMove 18s infinite alternate ease-in-out;
}

@keyframes blobMove {
    0% { transform: translate(0,0) scale(1); }
    100% { transform: translate(40px,-30px) scale(1.1); }
}

/* --- JS REQUIRED ANIMATIONS (Added these) --- */

/* 1. Tutor Card Fade In */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in-up {
    animation: fadeInUp 0.5s ease-out forwards;
}

/* 2. Hero Text Cross-fade */
.fade-transition {
    transition: opacity 1s ease-in-out;
}

/* --- Index Page Specific --- */
.page-section {
    display: none;
}

.page-section.active {
    display: block;
}

/* Modal Transitions */
#offer-modal {
    transition-property: opacity, visibility;
}

/* --- Tutor Signup Page Specific --- */
.file-upload-wrapper:hover .upload-overlay { 
    opacity: 1; 
}

/* Smooth fade for wizard steps */
.step-content {
    display: none;
    animation: fadeIn 0.4s ease-in-out;
}

.step-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}