/* ========================================
   YOYAGE Technical Articles Page Styles
   (/technical-articles/)
   Purpose: vertical article list, one row per
            article — ghost index + media left,
            intro right; hairline dividers
   Dependencies: base.css / layout.css /
            components.css (loaded before)
   ======================================== */

/* ---------- 1. Article List ---------- */
.ta-list {
  border-top: 1px solid var(--color-border);
}

.ta-item {
  display: grid;
  grid-template-columns: 64px 220px 1fr;
  gap: 28px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}

/* Ghost index: engineering drawing numbering */
.ta-index {
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-border);
  transition: color var(--transition-fast);
  user-select: none;
}

.ta-item:hover .ta-index {
  color: var(--color-brand);
}

/* ---------- 2. Media (left) ---------- */
.ta-media {
  display: block;
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--radius-card);
  background-color: var(--color-bg-alt);
}

.ta-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ---------- 3. Intro (right) ---------- */
.ta-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.ta-tag {
  padding: 4px 10px;
  font-size: var(--fs-tag);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-white);
  background-color: var(--color-brand);
  border-radius: var(--radius-tag);
}

.ta-date {
  font-size: var(--fs-tag);
  color: var(--color-text-muted);
}

.ta-title {
  font-size: var(--fs-h3);
  line-height: 1.35;
  margin-bottom: 8px;
}

.ta-title a {
  transition: color var(--transition-fast);
}

.ta-title a:hover {
  color: var(--color-brand);
}

.ta-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: var(--fs-small);
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 12px;
}

.ta-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-brand);
}

.ta-more svg {
  transition: transform var(--transition-fast);
}

.ta-item:hover .ta-more svg {
  transform: translateX(4px);
}

/* ---------- 4. Responsive ---------- */
@media (max-width: 991px) {
  .ta-item {
    grid-template-columns: 48px 190px 1fr;
    gap: 20px;
    padding: 16px 0;
  }

  .ta-index {
    font-size: 28px;
  }
}

@media (max-width: 767px) {
  .ta-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px 0;
  }

  .ta-index {
    display: none;
  }

  .ta-media {
    aspect-ratio: 16 / 9;
  }

  .ta-desc {
    margin-bottom: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ta-index,
  .ta-more svg {
    transition: none;
  }
}