/* ============================================================
   TIMELINE WRAPPER
   ============================================================ */
.timeline {
    position: relative;
    padding-block: 3rem;
}

    .timeline h2 {
        font-weight: 950;
        letter-spacing: -.04em;
        margin-bottom: 2rem;
        background: linear-gradient(135deg, var(--mp-gold), var(--mp-blue));
        -webkit-background-clip: text;
        color: transparent;
    }

/* ============================================================
   TIMELINE LIST
   ============================================================ */
.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
    padding-left: 2.5rem;
}

    /* vertical line */
    .timeline-list::before {
        content: "";
        position: absolute;
        left: 1.1rem;
        top: 0;
        bottom: 0;
        width: 2px;
        background: linear-gradient( 180deg, rgba(255,255,255,.25), rgba(255,255,255,.05) );
        opacity: .4;
    }

/* ============================================================
   TIMELINE ENTRY
   ============================================================ */
.timeline-entry {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
}

/* dot */
.timeline-dot {
    width: .9rem;
    height: .9rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mp-gold), var(--mp-pink));
    box-shadow: 0 0 12px rgba(246,200,95,.45);
    flex-shrink: 0;
    margin-top: .4rem;
}

/* ============================================================
   TIMELINE CARD — base
   ============================================================ */
.timeline-card {
    position: relative;
    padding: 1.4rem 1.6rem;
    border-radius: var(--mp-radius);
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
    backdrop-filter: blur(16px);
    box-shadow: 0 12px 32px rgba(0,0,0,.35);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    width: 100%;
}

    .timeline-card:hover {
        transform: translateY(-4px);
        border-color: rgba(246,200,95,.45);
        box-shadow: 0 18px 48px rgba(0,0,0,.45);
    }

    /* title */
    .timeline-card h3 {
        font-weight: 900;
        margin-bottom: .4rem;
        letter-spacing: -.02em;
    }

    /* description */
    .timeline-card p {
        color: var(--mp-muted);
        margin-bottom: .6rem;
    }

/* era label */
.timeline-era {
    display: inline-block;
    margin-top: .4rem;
    padding: .35rem .75rem;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    color: var(--mp-text);
}

/* ============================================================
   LOCKED STATE — sealed anomaly
   ============================================================ */
.timeline-card.locked {
    background: rgba(12,12,22,.75);
    border-color: rgba(255,60,60,.28);
    box-shadow: inset 0 0 26px rgba(255,60,60,.22);
    position: relative;
    overflow: hidden;
}

    /* locked overlay */
    .timeline-card.locked .locked-overlay {
        position: absolute;
        inset: 0;
        background: rgba(0,0,0,.45);
        backdrop-filter: blur(6px);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 3;
    }

        .timeline-card.locked .locked-overlay img {
            width: 80px;
            opacity: .85;
            filter: drop-shadow(0 0 12px rgba(255,60,60,.65));
        }

    /* locked badge */
    .timeline-card.locked::after {
        content: "LOCKED";
        position: absolute;
        top: .9rem;
        right: 1rem;
        font-size: .65rem;
        letter-spacing: .16em;
        color: #ff6b6b;
        opacity: .85;
    }