/* ============================================================
   Changelog page – timeline layout on the shared theme tokens.
   Loaded via $page_css_file from src/pages/changelog.php
   ============================================================ */

.cl-page {
    padding: 36px 0 56px;
}

/* --- Hero -------------------------------------------------- */
.cl-hero {
    margin-bottom: 26px;
}
.cl-hero__kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-teal-dim);
    border-radius: var(--radius-pill);
    color: var(--color-teal);
    font-size: .74rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
    padding: 6px 12px;
    margin-bottom: 14px;
}
.cl-hero__kicker::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-teal);
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-teal) 60%, transparent);
    animation: cl-pulse 2.4s ease-out infinite;
}
@keyframes cl-pulse {
    0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-teal) 55%, transparent); }
    70%  { box-shadow: 0 0 0 8px color-mix(in srgb, var(--color-teal) 0%, transparent); }
    100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-teal) 0%, transparent); }
}
@media (prefers-reduced-motion: reduce) {
    .cl-hero__kicker::before { animation: none; }
}
.cl-hero__title {
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: clamp(1.9rem, 4vw, 2.7rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -.02em;
    margin-bottom: 12px;
}
.cl-hero__lead {
    color: var(--color-soft);
    max-width: 700px;
    margin-bottom: 18px;
}
.cl-hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.cl-stat {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    line-height: 1.3;
}
.cl-stat__value {
    color: var(--color-text);
    display: block;
    font-family: var(--font-mono);
    font-size: .95rem;
    font-weight: 800;
}
.cl-stat__label {
    color: var(--color-muted);
    font-size: .72rem;
    letter-spacing: .04em;
    text-transform: uppercase;
}

/* --- Filter chips ------------------------------------------ */
.cl-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}
.cl-filter {
    background: transparent;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-pill);
    color: var(--color-soft);
    cursor: pointer;
    font-size: .82rem;
    font-weight: 700;
    padding: 7px 14px;
    transition: all var(--transition-fast);
}
.cl-filter:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.cl-filter[aria-pressed="true"] {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

/* --- Timeline ---------------------------------------------- */
.cl-timeline {
    position: relative;
    padding-left: 30px;
}
.cl-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: linear-gradient(180deg,
        var(--color-border-strong) 0%,
        var(--color-border) 70%,
        transparent 100%);
}

.cl-year {
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: .8rem;
    font-weight: 800;
    letter-spacing: .1em;
    margin: 22px 0 12px;
    position: relative;
}
.cl-year:first-child { margin-top: 0; }
.cl-year::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-surface-3);
    border: 2px solid var(--color-bg);
}

.cl-entry {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--card-glow);
    padding: 18px 20px;
    margin-bottom: 14px;
    position: relative;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.cl-entry:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--card-glow-hover);
    transform: translateY(-2px);
}
/* Dot on the rail */
.cl-entry::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 24px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border-strong);
    transition: border-color var(--transition-fast), background var(--transition-fast);
}
.cl-entry:hover::before {
    background: var(--color-accent);
    border-color: var(--color-accent);
}
.cl-entry[hidden] { display: none; }

.cl-entry__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}
.cl-tag {
    border-radius: var(--radius-pill);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .04em;
    padding: 4px 10px;
    text-transform: uppercase;
}
.cl-tag--added    { background: color-mix(in srgb, var(--color-success) 14%, transparent); color: var(--color-success); }
.cl-tag--changed  { background: var(--color-teal-dim); color: var(--color-teal); }
.cl-tag--fixed    { background: color-mix(in srgb, var(--color-warning) 16%, transparent); color: var(--color-warning); }
.cl-tag--released { background: var(--color-accent-dim); color: var(--color-accent); }

.cl-entry__version {
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: .78rem;
    font-weight: 800;
}
.cl-entry__date {
    color: var(--color-muted);
    font-size: .8rem;
    margin-left: auto;
}
.cl-entry__title {
    color: var(--color-text);
    font-family: var(--font-heading);
    font-size: 1.14rem;
    font-weight: 800;
    line-height: 1.35;
    margin-bottom: 10px;
}
.cl-entry__list {
    color: var(--color-soft);
    list-style: none;
    margin: 0;
    padding: 0;
}
.cl-entry__list li {
    padding-left: 20px;
    position: relative;
}
.cl-entry__list li::before {
    content: '';
    position: absolute;
    left: 4px;
    top: .62em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-border-strong);
}
.cl-entry__list li + li { margin-top: 7px; }

.cl-empty {
    color: var(--color-muted);
    padding: 24px 0;
    text-align: center;
}

/* --- Mobile ------------------------------------------------ */
@media (max-width: 767.98px) {
    .cl-page { padding: 22px 0 40px; }
    .cl-timeline { padding-left: 22px; }
    .cl-timeline::before { left: 4px; }
    .cl-year::before { left: -22px; width: 12px; height: 12px; }
    .cl-entry { padding: 15px 16px; }
    .cl-entry::before { left: -22px; top: 20px; width: 10px; height: 10px; }
    .cl-entry__date { margin-left: 0; width: 100%; }
}