/* ======================================================= */
/*  V7.1: The "Quantum Frame" Grid (No Background)         */
/*  Expert-Level CSS, Refined for a White Background       */
/* ======================================================= */

/*
 *  SECTION: GRID LAYOUT CONTAINER
 *  --------------------------------------
 *  This now simply arranges the cells in a responsive grid
 *  and establishes the 3D space for the animations.
*/



/*
 *  FINAL LAYOUT FIX: Centering the LinkedIn Text
 *  --------------------------------------------------
 *  This targets the container for the final text block
 *  and makes it span the full width of the grid.
*/
#certs .centered-container {
    /* This is the magic property. It tells the item to start
       at the first grid line (1) and span to the very last one (-1). */
    grid-column: 1 / -1;

    /* Add standard centering and spacing for a polished look */
    text-align: center;
    margin-top: 2rem; /* Adds some space above the text */
}

/* Style the link for better visibility and consistency */
#certs .centered-container a {
    color: #0015ff; /* Uses your theme's primary blue */
    font-weight: 600;
    text-decoration: none;
    position: relative;
    transition: color 0.3s ease;
}

#certs .centered-container a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #059755;
    bottom: -4px;
    left: 0;
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.3s cubic-bezier(0.7, 0, 0.2, 1);
}

#certs .centered-container a:hover {
    color: #6a00ff; /* A slightly darker blue on hover */
}

#certs .centered-container a:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}



/* ================================================== */










#certs .kinetic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem; /* Increased gap for better spacing on a white bg */
    perspective: 2500px; /* Essential for 3D effects */
    padding: 1rem 0; /* Add some vertical spacing */
}


/*
 *  SECTION: GRID CELL - DEFAULT STATE
 *  ----------------------------------
 *  Styling for each certificate cell. Each one is a dark,
 *  self-contained unit floating on the white page.
*/

#certs .grid-cell {
    position: relative;
    aspect-ratio: 16 / 12;
    background: #0d1117; /* The dark background for each cell */
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    
    /* Key for 3D effects on child elements */
    transform-style: preserve-3d; 
    
    /* Performance hint for browsers */
    will-change: transform, filter, box-shadow; 
    
    /* Professional-grade transition easing */
    transition: 
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        filter 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* The powerful focus effect on non-hovered items */
#certs .kinetic-grid:hover > .grid-cell:not(:hover) {
    filter: brightness(0.5) saturate(0) blur(4px);
    transform: scale(0.95);
}

/* The certificate image itself */
#certs .cell__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Perfectly clear by default */
    filter: none; 
    transform: scale(1.0);
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* The sleek title bar visible by default */
#certs .cell__title-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 14px 22px;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 20%, transparent 100%);
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    z-index: 10;
    transform: translateY(0);
    opacity: 1;
    transition: opacity 0.4s ease, transform 0.4s ease;
}


/*
 *  SECTION: HOVER-ACTIVATED OVERLAY & CONTENT
 *  ------------------------------------------
 *  The holographic panel that appears on hover.
*/

#certs .cell__overlay {
    position: absolute;
    inset: 0;
    z-index: 20; /* High z-index to be on top */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 25px;
    
    /* The "glassmorphism" / holographic effect */
    background: rgba(13, 17, 23, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    
    /* Initial hidden state for animation */
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    
    transition: opacity 0.5s 0.2s ease, transform 0.5s 0.2s ease, visibility 0.5s 0.2s ease;
}

/* Active Scanline effect on the overlay */
@keyframes scan {
    from { background-position: 0% 0%; }
    to { background-position: 0% 100%; }
}

#certs .cell__overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image: linear-gradient(
        to bottom,
        transparent,
        rgba(0, 191, 255, 0.1) 48%,
        rgba(0, 191, 255, 0.3) 50%,
        rgba(0, 191, 255, 0.1) 52%,
        transparent
    );
    background-size: 100% 50px;
    opacity: 0;
    animation: scan 2s linear infinite;
    transition: opacity 0.4s 0.2s ease;
}

#certs .overlay__title {
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    text-align: center;
    text-shadow: 0 0 20px rgba(0, 191, 255, 0.8);
    transform: scale(1.1);
    transition: transform 0.5s 0.3s ease;
}

#certs .overlay__issuer {
    font-size: 0.95rem;
    color: #ccc;
    margin-top: 5px;
    margin-bottom: 2rem;
    opacity: 0.9;
}

#certs .overlay__button {
    color: #00BFFF;
    background: transparent;
    border: 2px solid #00BFFF;
    border-radius: 50px;
    padding: 12px 35px;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transform: scale(0.9);
    transition: all 0.4s 0.4s ease;
}

#certs .overlay__button:hover {
    background: #00BFFF;
    color: #000;
    box-shadow: 0 0 25px rgba(0, 191, 255, 0.7);
}


/*
 *  SECTION: THE "QUANTUM ACTIVATION" HOVER STATE
 *  ---------------------------------------------
 *  This is the core of the animation, bringing everything together.
*/

#certs .grid-cell:hover {
    transform: translateY(-20px) rotateX(7deg) rotateY(-5deg) scale(1.1);
    box-shadow: 0 40px 60px rgba(0,0,0,0.3), 0 0 40px rgba(0, 191, 255, 0.6);
    z-index: 100;
}

/* Animate the inner components on hover */
#certs .grid-cell:hover .cell__img {
    transform: scale(1.15);
}

#certs .grid-cell:hover .cell__title-bar {
    opacity: 0;
    transform: translateY(20px);
}

#certs .grid-cell:hover .cell__overlay {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#certs .grid-cell:hover .cell__overlay::after {
    opacity: 1;
}

#certs .grid-cell:hover .overlay__title {
    transform: scale(1);
}

#certs .grid-cell:hover .overlay__button {
    transform: scale(1);
}

/* The Sweeping Frame Animation using Clip-Path */
#certs .grid-cell::before, 
#certs .grid-cell::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 15;
    pointer-events: none; /* Allows clicks to go through */
    border: 2px solid #00BFFF;
    border-radius: 12px;
    box-shadow: inset 0 0 15px rgba(0, 191, 255, 0.5);
    
    /* Set initial clip-path for animation */
    transition: clip-path 0.5s cubic-bezier(0.77, 0, 0.175, 1);
}

/* ::before handles horizontal sweep */
#certs .grid-cell::before {
    clip-path: inset(0 50% 0 50%);
}
/* ::after handles vertical sweep */
#certs .grid-cell::after {
    clip-path: inset(50% 0 50% 0);
    transition-delay: 0.1s; /* Stagger the animation */
}

/* On hover, expand the clip-path to reveal the full border */
#certs .grid-cell:hover::before,
#certs .grid-cell:hover::after {
    clip-path: inset(0 0 0 0);
}