/* =====================================================================
   Associates Diary — blog index
   ---------------------------------------------------------------------
   Editorial / magazine treatment: cream banner with serif title in navy,
   gold accents. The dark-navy hero used previously read as "blue on blue"
   under the (also navy) sticky nav, so the banner now sits as a quiet
   light surface between the nav and the post grid.
   ===================================================================== */

.ad-blog-hero {
    background:
      linear-gradient(180deg, var(--ad-bg) 0%, var(--ad-bg-alt) 100%);
    color: var(--ad-fg);
    padding: 5rem 0 4.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--ad-border);
}
.ad-blog-hero::before {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background:
      radial-gradient(circle at 80% 18%, rgba(212,162,74,.18), transparent 55%),
      radial-gradient(circle at 18% 88%, rgba(212,162,74,.10), transparent 55%);
}
.ad-blog-hero > .ad-container { position: relative; z-index: 1; }

.ad-blog-hero__eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: .26em;
    font-size: .76rem;
    font-weight: 700;
    color: var(--ad-gold-deep);
    background: rgba(212,162,74,.14);
    padding: .4rem .85rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}
.ad-blog-hero h1 {
    font-family: var(--ad-font-display);
    font-size: clamp(2.2rem, 4.6vw, 3.4rem);
    font-weight: 800;
    line-height: 1.1;
    margin: 0 0 1.1rem;
    color: var(--ad-fg);
    letter-spacing: -.5px;
}
.ad-blog-hero h1 em {
    font-style: italic;
    color: var(--ad-gold-deep);
}
.ad-blog-hero__lead {
    max-width: 720px;
    margin: 0 auto 2rem;
    font-size: 1.08rem;
    color: var(--ad-fg-muted);
    line-height: 1.7;
}
.ad-blog-tagbar {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    justify-content: center;
}
.ad-tag {
    display: inline-block;
    padding: .45rem 1.1rem;
    border-radius: 999px;
    border: 1px solid var(--ad-border-strong);
    color: var(--ad-fg-muted);
    background: var(--ad-bg-card);
    font-size: .85rem;
    font-weight: 500;
    text-decoration: none;
    transition: background .18s var(--ad-ease), color .18s var(--ad-ease), border-color .18s var(--ad-ease);
}
.ad-tag:hover {
    background: var(--ad-bg-card);
    color: var(--ad-navy);
    border-color: var(--ad-gold);
    text-decoration: none;
}
.ad-tag.is-active {
    background: linear-gradient(135deg, var(--ad-gold-bright), var(--ad-gold));
    color: var(--ad-navy);
    border-color: var(--ad-gold);
}

.ad-blog-grid-wrap {
    background: var(--ad-bg);
    padding: 4.5rem 0 6rem;
}
.ad-blog-grid-wrap > .ad-container {
    max-width: 1240px;
}
.ad-blog-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}
@media (max-width: 1199px) {
    .ad-blog-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 899px) {
    .ad-blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 599px) {
    .ad-blog-grid { grid-template-columns: 1fr; }
}
.ad-blog-card {
    background: var(--ad-bg-card);
    border: 1px solid var(--ad-border);
    border-radius: var(--ad-radius-lg);
    overflow: hidden;
    box-shadow: var(--ad-shadow-sm);
    transition: transform .22s var(--ad-ease), box-shadow .22s var(--ad-ease), border-color .22s var(--ad-ease);
}
.ad-blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ad-shadow-md);
    border-color: var(--ad-border-strong);
}
.ad-blog-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}
.ad-blog-card__link:hover { text-decoration: none; color: inherit; }

.ad-blog-card__cover {
    aspect-ratio: 16 / 9;
    background-color: var(--ad-navy-2);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}
.ad-blog-card__cover::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(11,31,63,.18) 100%);
    pointer-events: none;
}

.ad-blog-card__body {
    padding: 1.5rem 1.65rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: .8rem;
    flex: 1;
}
.ad-blog-card__meta {
    color: var(--ad-fg-muted);
    font-size: .82rem;
    display: flex;
    gap: .5rem;
    align-items: center;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 500;
}
.ad-blog-card__title {
    font-family: var(--ad-font-display);
    margin: 0;
    font-size: 1.32rem;
    font-weight: 700;
    line-height: 1.28;
    color: var(--ad-fg);
    letter-spacing: -.2px;
}
.ad-blog-card__link:hover .ad-blog-card__title { color: var(--ad-gold-deep); }
.ad-blog-card__excerpt {
    margin: 0;
    color: var(--ad-fg-muted);
    font-size: .96rem;
    line-height: 1.6;
    flex: 1;
}
.ad-blog-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: .25rem;
    padding-top: .85rem;
    border-top: 1px solid var(--ad-border);
    font-size: .85rem;
    color: var(--ad-fg-muted);
}
.ad-blog-card__author { font-weight: 500; }
.ad-blog-card__tag {
    color: var(--ad-gold-deep);
    font-weight: 600;
}

.ad-blog-pager {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 3.5rem;
}
.ad-blog-pager__btn {
    background: var(--ad-navy);
    color: #fff;
    text-decoration: none;
    padding: .75rem 1.4rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: .92rem;
    transition: background .18s var(--ad-ease), color .18s var(--ad-ease), transform .18s var(--ad-ease);
}
.ad-blog-pager__btn:hover {
    background: var(--ad-gold);
    color: var(--ad-navy);
    transform: translateY(-1px);
    text-decoration: none;
}
.ad-blog-pager__indicator {
    color: var(--ad-fg-muted);
    font-size: .92rem;
    font-weight: 500;
}

.ad-blog-empty {
    text-align: center;
    color: var(--ad-fg-muted);
    padding: 3rem 1rem;
    font-size: 1rem;
}

@media (prefers-reduced-motion: reduce) {
    .ad-blog-card,
    .ad-blog-pager__btn { transition: none; }
}