/* ─────────────────────────────────────────
   BASE & RESET
───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --accent:   #ff0088;
  --bg:       #000000;
  --surface:  #111111;
  --border:   #222222;
  --text:     #ffffff;
  --muted:    #888888;
  --radius:   12px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ─────────────────────────────────────────
   HEADER
───────────────────────────────────────── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.5px;
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--accent);
}

/* ─────────────────────────────────────────
   MAIN LAYOUT
───────────────────────────────────────── */
main {
  max-width: 860px;
  margin: 3rem auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* ─────────────────────────────────────────
   ARTICLE CARD
───────────────────────────────────────── */
.card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-columns: 280px 1fr;
  transition: border-color 0.25s, transform 0.25s;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

/* GIF panel */
.card-gif {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background-color: #0a0a0a;
}

.card-gif img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Text panel */
.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--muted);
  flex: 1;
}

.card-link {
  display: inline-block;
  align-self: flex-start;
  margin-top: auto;
  padding: 0.5rem 1.1rem;
  background-color: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: opacity 0.2s, transform 0.2s;
}

.card-link:hover {
  opacity: 0.85;
  transform: translateX(3px);
}

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */
footer {
  text-align: center;
  padding: 2rem 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 620px) {
  .card {
    grid-template-columns: 1fr;
  }

  .card-gif {
    aspect-ratio: 16 / 9;
  }

  header {
    flex-direction: column;
    gap: 0.75rem;
  }
}