.exp-page-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 24px;
    margin-bottom: 32px;
}

.exp-page-title {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
    cursor: default;
}

.exp-page-sub {
    font-size: 0.95rem;
    color: var(--muted);
    line-height: 1.5;
}

.exp-empty {
    text-align: center;
    padding: 64px 20px;
    color: var(--muted);
    font-size: 0.9rem;
}

.exp-timeline {
    position: relative;
    padding-left: 30px;
}

.exp-timeline::before {
    content: '';
    position: absolute;
    left: 10.5px;
    top: 10px;
    bottom: 16px;
    width: 2px;
    background: var(--border);
    border-radius: 2px;
}

.exp-entry {
    position: relative;
    margin-bottom: 48px;
    animation: fadeUp 0.4s cubic-bezier(.22,.68,0,1.1) both;
}

.exp-entry:last-child {
    margin-bottom: 0;
}

/* Blue dot on the line — vertically centered with the period text */
.exp-entry::before {
    content: '';
    position: absolute;
    left: -24.5px;
    top: 6px;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--blue);
    border: 2.5px solid var(--bg);
    box-shadow: 0 0 0 2px var(--blue);
    transition: transform 0.2s;
    z-index: 1;
}

.exp-entry:hover::before {
    transform: translateY(-50%) scale(1.25);
}

.exp-period {
    display: block;
    font-size: 0.73rem;
    line-height: 1;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    color: var(--blue);
    letter-spacing: 0.04em;
    font-weight: 500;
    margin-bottom: 9px;
}

.exp-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 3px;
    line-height: 1.3;
}

.exp-org {
    font-size: 0.875rem;
    color: var(--muted);
    display: block;
    margin-bottom: 12px;
}

.exp-desc {
    font-size: 0.875rem;
    color: var(--text);
    line-height: 1.75;
}

.exp-desc p {
    margin: 0 0 10px;
}

.exp-desc p:last-child {
    margin-bottom: 0;
}

.exp-desc-list {
    list-style: none;
    margin: 0 0 10px;
    padding: 0;
}

.exp-desc-list:last-child {
    margin-bottom: 0;
}

.exp-desc-list li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 5px;
}

.exp-desc-list li:last-child {
    margin-bottom: 0;
}

.exp-desc-list li::before {
    content: '';
    position: absolute;
    left: 3px;
    top: 0.7em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--blue);
}

@media (max-width: 560px) {
    .exp-timeline { padding-left: 22px; }
    .exp-timeline::before { left: 7px; }
    .exp-entry::before { left: -19px; width: 10px; height: 10px; }
}