/* ──────────────────────────────────────────────────────────────────
   rss-aggregator / frontend.css
   Editorial magazine aesthetic — dark accent, clean grid
   ────────────────────────────────────────────────────────────────── */

/* ── Variables ─────────────────────────────────────────────────── */
.rssagg-dashboard {
    --rssagg-bg:          #fafafa;
    --rssagg-card-bg:     #ffffff;
    --rssagg-border:      #e5e7eb;
    --rssagg-text:        #111827;
    --rssagg-muted:       #6b7280;
    --rssagg-accent:      #0f172a;
    --rssagg-accent-h:    #1e3a5f;
    --rssagg-source-bg:   #0f172a;
    --rssagg-source-clr:  #f8fafc;
    --rssagg-radius:      8px;
    --rssagg-shadow:      0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --rssagg-shadow-h:    0 8px 24px rgba(0,0,0,.12);
    --rssagg-gap:         20px;
    --rssagg-img-ratio:   56.25%; /* 16:9 */
    font-family: 'Georgia', 'Times New Roman', serif;
    color: var(--rssagg-text);
}

/* ── Layout ─────────────────────────────────────────────────────── */
.rssagg-dashboard {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 48px;
}

/* ── Hero card ──────────────────────────────────────────────────── */
.rssagg-card--hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    background: var(--rssagg-card-bg);
    border: 1px solid var(--rssagg-border);
    border-radius: var(--rssagg-radius);
    box-shadow: var(--rssagg-shadow);
    overflow: hidden;
    margin-bottom: var(--rssagg-gap);
    transition: box-shadow .2s ease, transform .2s ease;
}

.rssagg-card--hero:hover {
    box-shadow: var(--rssagg-shadow-h);
    transform: translateY(-2px);
}

.rssagg-card--hero .rssagg-card__media {
    padding-top: 0;
    height: 100%;
    min-height: 280px;
}

.rssagg-card--hero .rssagg-card__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.rssagg-card--hero .rssagg-card__body {
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
}

.rssagg-card--hero .rssagg-card__title {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    line-height: 1.25;
    margin: 0;
}

.rssagg-card--hero .rssagg-card__excerpt {
    font-size: .975rem;
    line-height: 1.65;
    color: var(--rssagg-muted);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── Grid ───────────────────────────────────────────────────────── */
.rssagg-grid {
    display: grid;
    gap: var(--rssagg-gap);
}

.rssagg-cols-2 .rssagg-grid { grid-template-columns: repeat(2, 1fr); }
.rssagg-cols-3 .rssagg-grid { grid-template-columns: repeat(3, 1fr); }
.rssagg-cols-4 .rssagg-grid { grid-template-columns: repeat(4, 1fr); }

/* ── Card ───────────────────────────────────────────────────────── */
.rssagg-card {
    background: var(--rssagg-card-bg);
    border: 1px solid var(--rssagg-border);
    border-radius: var(--rssagg-radius);
    box-shadow: var(--rssagg-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow .2s ease, transform .2s ease;
}

.rssagg-card:hover {
    box-shadow: var(--rssagg-shadow-h);
    transform: translateY(-2px);
}

/* ── Card media ─────────────────────────────────────────────────── */
.rssagg-card__media {
    position: relative;
    width: 100%;
    padding-top: var(--rssagg-img-ratio);
    overflow: hidden;
    background: #f3f4f6;
}

.rssagg-card__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.rssagg-card:hover .rssagg-card__media img {
    transform: scale(1.04);
}

.rssagg-card__media--placeholder {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
}

.rssagg-card__media--placeholder img {
    object-fit: contain;
    padding: 20%;
    opacity: .35;
    filter: grayscale(1);
}

/* ── Card body ──────────────────────────────────────────────────── */
.rssagg-card__body {
    padding: 16px 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

/* ── Card meta ──────────────────────────────────────────────────── */
.rssagg-card__meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.rssagg-badge-source {
    display: inline-block;
    background: var(--rssagg-source-bg);
    color: var(--rssagg-source-clr);
    font-size: .68rem;
    font-family: system-ui, sans-serif;
    font-weight: 700;
    letter-spacing: .8px;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 3px;
    white-space: nowrap;
}

.rssagg-card__meta time {
    font-size: .78rem;
    font-family: system-ui, sans-serif;
    color: var(--rssagg-muted);
    white-space: nowrap;
}

/* ── Card title ─────────────────────────────────────────────────── */
.rssagg-card__title {
    margin: 0;
    font-size: 1rem;
    line-height: 1.35;
    font-weight: 700;
    letter-spacing: -.01em;
}

.rssagg-card__title a {
    color: var(--rssagg-text);
    text-decoration: none;
    transition: color .15s;
}

.rssagg-card__title a:hover {
    color: var(--rssagg-accent-h);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

/* ── Card excerpt ───────────────────────────────────────────────── */
.rssagg-card__excerpt {
    margin: 0;
    font-size: .865rem;
    line-height: 1.6;
    color: var(--rssagg-muted);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── Card author ────────────────────────────────────────────────── */
.rssagg-card__author {
    font-size: .78rem;
    font-family: system-ui, sans-serif;
    color: var(--rssagg-muted);
    font-style: italic;
    margin-top: auto;
}

/* ── Read more ──────────────────────────────────────────────────── */
.rssagg-read-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: system-ui, sans-serif;
    font-size: .82rem;
    font-weight: 600;
    color: var(--rssagg-accent);
    text-decoration: none;
    margin-top: auto;
    letter-spacing: .2px;
    transition: color .15s;
}

.rssagg-read-more:hover {
    color: var(--rssagg-accent-h);
}

/* ── Empty state ────────────────────────────────────────────────── */
.rssagg-empty-state {
    text-align: center;
    padding: 64px 24px;
    color: var(--rssagg-muted);
}

.rssagg-empty-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media ( max-width: 900px ) {
    .rssagg-card--hero {
        grid-template-columns: 1fr;
    }
    .rssagg-card--hero .rssagg-card__media {
        min-height: 200px;
    }
    .rssagg-cols-4 .rssagg-grid { grid-template-columns: repeat(2, 1fr); }
    .rssagg-cols-3 .rssagg-grid { grid-template-columns: repeat(2, 1fr); }
}

@media ( max-width: 540px ) {
    .rssagg-cols-2 .rssagg-grid,
    .rssagg-cols-3 .rssagg-grid,
    .rssagg-cols-4 .rssagg-grid {
        grid-template-columns: 1fr;
    }
}