.qualifications-page {
    max-width: 900px;
}

.timeline {
    display: grid;
    gap: 18px;
}

.timeline-item {
    padding: 28px;
    border-left: 4px solid var(--accent);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.timeline-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.timeline-item time {
    display: block;
    margin-bottom: 8px;
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-item h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.timeline-item p {
    color: var(--muted);
    line-height: 1.6;
}

.block-container {
    display: none;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
    background: var(--surface);
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    animation: fadeInBlock 0.25s ease;
}

@keyframes fadeInBlock {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-item:hover .block-container,
.timeline-item:focus-within .block-container,
.timeline-item:active .block-container {
    display: flex;
}

.block-container:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.block-container h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text);
}

.block-container .skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.block-container .skill {
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--accent-light);
    border: 1px solid rgba(124, 58, 237, 0.25);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.block-container .skill:hover {
    transform: translateY(-1px);
    background: var(--accent);
    color: #ffffff;
}


.certificate-showcase {
    --certificate-purple: #7c3aed;
    --certificate-purple-light: #a855f7;
    --certificate-heading: #0f172a;
    --certificate-text: #64748b;
    --certificate-background: #f8fafc;

    position: relative;
    padding: 100px 0;
    overflow: hidden;
    background: var(--certificate-background);
    
    /* Force full screen width */
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.certificate-showcase *,
.certificate-showcase *::before,
.certificate-showcase *::after {
    box-sizing: border-box;
}

.certificate-header {
    width: min(760px, calc(100% - 32px));
    margin: 0 auto 48px;
    text-align: center;
}

.certificate-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    margin-bottom: 17px;
    color: var(--certificate-purple);
    font-size: 0.74rem;
    font-weight: 700;
    border: 1px solid rgba(124, 58, 237, 0.18);
    border-radius: 999px;
    background: #f6f0ff;
}

.certificate-header h2 {
    margin: 0;
    color: var(--certificate-heading);
    font-size: clamp(2.1rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.05em;
}

.certificate-header h2 span {
    color: var(--certificate-purple);
    background: linear-gradient(135deg,
            #7c3aed,
            #a855f7);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.certificate-header p {
    max-width: 680px;
    margin: 18px auto 0;
    color: var(--certificate-text);
    font-size: 0.95rem;
    line-height: 1.75;
}

.certificate-marquee {
    position: relative;
    width: 100%;
    padding: 12px 0 24px;
    overflow: hidden;
}

.certificate-marquee::before,
.certificate-marquee::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    z-index: 5;
    width: clamp(35px, 8vw, 130px);
    pointer-events: none;
}

.certificate-marquee::before {
    left: 0;
    background: linear-gradient(to right,
            var(--certificate-background),
            transparent);
}

.certificate-marquee::after {
    right: 0;
    background: linear-gradient(to left,
            var(--certificate-background),
            transparent);
}

.certificate-track {
    --certificate-duration: 40s;

    display: flex;
    width: max-content;
    will-change: transform;
    animation:
        certificateScroll var(--certificate-duration) linear infinite;
}

.certificate-marquee:hover .certificate-track,
.certificate-marquee:focus-within .certificate-track {
    animation-play-state: paused;
}

.certificate-group {
    display: flex;
    flex-shrink: 0;
    gap: 22px;
    padding-right: 22px;
}

.certificate-card {
    position: relative;
    display: block;
    width: 446px;
    height: 320px;
    flex-shrink: 0;
    overflow: hidden;
    color: inherit;
    text-decoration: none;
    border: 1px solid #dce5ef;
    border-radius: 22px;
    background: #ffffff;
    box-shadow:
        0 5px 15px rgba(15, 23, 42, 0.07),
        0 15px 35px rgba(15, 23, 42, 0.04);

    transition:
        transform 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

.certificate-card:hover,
.certificate-card:focus-visible {
    z-index: 3;
    border-color: rgba(124, 58, 237, 0.5);
    box-shadow:
        0 20px 45px rgba(15, 23, 42, 0.16),
        0 0 0 3px rgba(124, 58, 237, 0.08);
    transform: translateY(-8px);
}

.certificate-card:focus-visible {
    outline: 3px solid rgba(124, 58, 237, 0.35);
    outline-offset: 4px;
}

.certificate-image {
    width: 100%;
    height: 100%;
    padding: 8px;
    object-fit: contain;
    border-radius: inherit;
    background: #ffffff;

    transition:
        transform 0.4s ease,
        filter 0.4s ease;
}

.certificate-card:hover .certificate-image,
.certificate-card:focus-visible .certificate-image {
    filter: brightness(0.55);
    transform: scale(1.035);
}

.certificate-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    padding: 23px;
    opacity: 0;
    background: linear-gradient(to top,
            rgba(7, 10, 25, 0.98) 0%,
            rgba(15, 23, 42, 0.82) 52%,
            rgba(15, 23, 42, 0.18) 100%);

    transition: opacity 0.35s ease;
}

.certificate-overlay-content {
    width: 100%;
    transform: translateY(18px);
    transition: transform 0.35s ease;
}

.certificate-card:hover .certificate-overlay,
.certificate-card:focus-visible .certificate-overlay {
    opacity: 1;
}

.certificate-card:hover .certificate-overlay-content,
.certificate-card:focus-visible .certificate-overlay-content {
    transform: translateY(0);
}

.certificate-category {
    display: inline-block;
    padding: 5px 9px;
    margin-bottom: 9px;
    color: #d8b4fe;
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    border: 1px solid rgba(216, 180, 254, 0.25);
    border-radius: 7px;
    background: rgba(124, 58, 237, 0.2);
}

.certificate-overlay h3 {
    margin: 0 0 6px;
    color: #ffffff;
    font-size: 1.12rem;
    line-height: 1.3;
}

.certificate-overlay p {
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: #cbd5e1;
    font-size: 0.75rem;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.certificate-view-text {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 12px;
    color: #d8b4fe;
    font-size: 0.7rem;
    font-weight: 700;
}

.certificate-card:hover .certificate-view-text span {
    transform: translateX(3px);
}

.certificate-view-text span {
    transition: transform 0.25s ease;
}

.certificate-hint {
    margin: 18px 20px 0;
    color: #94a3b8;
    font-size: 0.72rem;
    text-align: center;
}

@keyframes certificateScroll {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

@media (max-width: 800px) {
    .certificate-showcase {
        padding: 80px 0;
    }

    .certificate-card {
        width: 300px;
        height: 205px;
    }

    .certificate-header {
        margin-bottom: 38px;
    }
}

@media (max-width: 520px) {
    .certificate-showcase {
        padding: 70px 0;
    }

    .certificate-header h2 {
        font-size: 2.1rem;
    }

    .certificate-header p {
        font-size: 0.87rem;
    }

    .certificate-card {
        width: 270px;
        height: 185px;
        border-radius: 18px;
    }

    .certificate-overlay {
        padding: 18px;
    }

    .certificate-overlay h3 {
        font-size: 1rem;
    }

    .certificate-marquee::before,
    .certificate-marquee::after {
        width: 32px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .certificate-track {
        animation-play-state: paused;
    }

    .certificate-card,
    .certificate-image,
    .certificate-overlay,
    .certificate-overlay-content {
        transition: none;
    }
}

@media (max-width: 600px) {
    .timeline-item {
        padding: 22px;
    }
}