/* ======================================================================
 *  更新日志页样式（changelog.css）
 * ====================================================================== */

.changelog-wrap { padding: 20px 0 60px; }

/* ===== 头部 ===== */
.changelog-head {
    text-align: center;
    padding: 32px 0 40px;
}
.changelog-head-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 16px;
    background: color-mix(in srgb, var(--c-primary, #6366f1) 12%, var(--c-bg-soft, #f9fafb));
}
.changelog-head h1 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}
.changelog-head p {
    font-size: 15px;
    color: var(--c-text-sub, #6b7280);
}

/* 头部统计 */
.changelog-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 24px;
    flex-wrap: wrap;
}
.changelog-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}
.changelog-stat b {
    font-size: 26px;
    font-weight: 800;
    color: var(--c-primary, #6366f1);
    letter-spacing: -0.02em;
}
.changelog-stat span {
    font-size: 12px;
    color: var(--c-text-muted, #9ca3af);
}

/* ===== 时间线 ===== */
.changelog-timeline {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    padding-left: 32px;
}
.changelog-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: linear-gradient(to bottom, var(--c-primary, #6366f1), color-mix(in srgb, var(--c-primary, #6366f1) 20%, transparent));
}

.cl-item {
    position: relative;
    margin-bottom: 32px;
}
.cl-dot {
    position: absolute;
    left: -32px;
    top: 6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--c-bg-card, #fff);
    border: 3px solid var(--c-primary, #6366f1);
    z-index: 1;
}
.cl-item--major .cl-dot {
    background: var(--c-primary, #6366f1);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--c-primary, #6366f1) 20%, transparent);
}
.cl-content {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eee);
    border-radius: 14px;
    padding: 24px 28px;
    transition: box-shadow 0.2s;
}
.cl-content:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}
.cl-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.cl-version {
    font-size: 16px;
    font-weight: 800;
    color: var(--c-primary, #6366f1);
}
.cl-date {
    font-size: 13px;
    color: var(--c-text-muted, #9ca3af);
}
.cl-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 20px;
    background: var(--c-bg-soft, #f3f4f6);
    color: var(--c-text-sub, #6b7280);
}
.cl-badge--major {
    background: color-mix(in srgb, var(--c-primary, #6366f1) 15%, transparent);
    color: var(--c-primary, #6366f1);
}
.cl-badge--new {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    animation: cl-badge-pulse 1.6s ease-in-out infinite;
}
@keyframes cl-badge-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.35); }
    50% { box-shadow: 0 0 0 5px rgba(249, 115, 22, 0); }
}
.cl-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--c-text, #1f2937);
}
.cl-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.cl-list li {
    position: relative;
    padding-left: 18px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--c-text-sub, #4b5563);
}
.cl-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-primary, #6366f1);
    opacity: 0.5;
}

/* ===== 底部 CTA ===== */
.changelog-cta {
    text-align: center;
    margin-top: 48px;
    padding: 40px 24px;
    border-radius: 18px;
    background: linear-gradient(135deg, color-mix(in srgb, var(--c-primary, #6366f1) 10%, var(--c-bg-card, #fff)), var(--c-bg-card, #fff));
    border: 1px solid color-mix(in srgb, var(--c-primary, #6366f1) 20%, transparent);
}
.changelog-cta-emoji { font-size: 40px; margin-bottom: 12px; }
.changelog-cta h2 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.changelog-cta p { font-size: 14px; color: var(--c-text-sub, #6b7280); margin-bottom: 20px; }

@media (max-width: 640px) {
    .changelog-timeline { padding-left: 24px; }
    .cl-dot { left: -24px; width: 14px; height: 14px; }
    .cl-content { padding: 18px 16px; }
    .cl-title { font-size: 16px; }
}