/* ──────────────────────────────────────────────
   Nezr Kaan — archive.css
   Used only on writeups.html · loaded AFTER base.css
   ────────────────────────────────────────────── */

/* ─── HERO ─── */
.hero {
  padding-top: 6rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--border);
}

.hero-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 1.6rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.hero-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent-orange);
  flex-shrink: 0;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 9vw, 5.2rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.025em;
  margin-bottom: 1.8rem;
  font-variation-settings: "opsz" 72;
}
.hero h1 em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent-purple);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.75;
}

/* ─── FILTER BAR ─── */
.filters {
  padding: 2rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.filters-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chip {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.55rem 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: border-color var(--t), color var(--t), background var(--t);
  border-radius: 999px;
  white-space: nowrap;
}
.chip:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.chip .count {
  color: var(--text-faint);
  font-size: 0.62rem;
  font-weight: 400;
}
.chip.active {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
.chip.active .count { color: color-mix(in srgb, var(--bg) 65%, transparent); }
html[data-theme="dark"] .chip.active {
  background: var(--bg-elevated);
  border-color: var(--border-strong);
  color: var(--text);
}

/* ─── ARCHIVE ─── */
.archive { padding-top: 3rem; padding-bottom: 6rem; }

.year-marker {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 2.75rem;
  color: var(--text-faint);
  margin-bottom: 2.75rem;
  letter-spacing: -0.015em;
  font-variation-settings: "opsz" 72;
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
}
.year-marker::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
  transform: translateY(-0.5rem);
}

.year-group.all-hidden { display: none; }

.entry {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
}
.entry:first-of-type { border-top: 1px solid var(--border); }
.entry.hidden { display: none; }
.entry + .entry { border-top: 0; }

.entry-meta {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}
.entry-meta .sep {
  width: 3px;
  height: 3px;
  background: var(--text-faint);
  border-radius: 50%;
}
.entry-meta .num { color: var(--accent-orange); font-weight: 500; }

/* Category badge — identifies the entry type at a glance */
.entry-cat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text);
  font-weight: 500;
}
.entry-cat::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cat-color, var(--accent-orange));
  display: inline-block;
}
.entry-cat[data-cat="CTF"]       { --cat-color: #B85A28; }
.entry-cat[data-cat="Bellingcat"] { --cat-color: #B85A28; }
.entry-cat[data-cat="Blog"]       { --cat-color: #5E3FA3; }
.entry-cat[data-cat="News"]       { --cat-color: #2C7A5A; }
.entry-cat[data-cat="Investigation"] { --cat-color: #A08400; }
html[data-theme="dark"] .entry-cat[data-cat="CTF"],
html[data-theme="dark"] .entry-cat[data-cat="Bellingcat"] { --cat-color: #D68357; }
html[data-theme="dark"] .entry-cat[data-cat="Blog"]       { --cat-color: #9278D9; }
html[data-theme="dark"] .entry-cat[data-cat="News"]       { --cat-color: #4FA883; }
html[data-theme="dark"] .entry-cat[data-cat="Investigation"] { --cat-color: #C9A83A; }

.entry h2 {
  font-family: var(--serif);
  font-size: clamp(1.55rem, 3.5vw, 2.1rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.018em;
  margin-bottom: 0.9rem;
  color: var(--text);
  font-variation-settings: "opsz" 40;
  transition: color var(--t);
  text-wrap: balance;
}
.entry:hover h2 { color: var(--accent-purple); }

.entry-excerpt {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 65ch;
  margin-bottom: 1.2rem;
  text-wrap: pretty;
}

.entry-read {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: gap var(--t), color var(--t);
}
.entry:hover .entry-read {
  gap: 0.75rem;
  color: var(--accent-purple);
}

.empty-state {
  padding: 3rem 0;
  text-align: center;
  color: var(--text-faint);
  font-style: italic;
  font-family: var(--serif);
  font-size: 1.15rem;
  display: none;
}
.empty-state.visible { display: block; }

/* ─── MOBILE ─── */
@media (max-width: 600px) {
  .hero { padding-top: 3.25rem; padding-bottom: 2.25rem; }
  .hero h1 { margin-bottom: 1.25rem; }
  .hero-description { font-size: 1rem; }

  .filters { padding-top: 1.5rem; gap: 0.75rem; }
  .filter-chips {
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0.5rem;
    padding: 0.25rem 0 0.5rem;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-snap-type: x proximity;
  }
  .filter-chips::-webkit-scrollbar { display: none; }
  .chip {
    padding: 0.45rem 0.8rem;
    font-size: 0.6rem;
    scroll-snap-align: start;
    flex-shrink: 0;
  }

  .archive { padding-top: 2rem; padding-bottom: 4rem; }
  .year-marker { font-size: 2rem; margin-bottom: 1.5rem; gap: 1rem; }

  .entry { padding: 1.75rem 0; }
  .entry-meta { gap: 0.5rem 0.7rem; font-size: 0.58rem; letter-spacing: 0.11em; }
  .entry-meta .sep { width: 2px; height: 2px; }
  .entry h2 { margin-bottom: 0.7rem; }
  .entry-excerpt { font-size: 0.95rem; margin-bottom: 1rem; line-height: 1.65; }
  .entry-read { font-size: 0.6rem; letter-spacing: 0.12em; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 2.7rem; }
}

/* ─── LOAD ANIMATION ─── */
.hero > *, .filters, .year-group, .entry {
  animation: fadeUp 0.7s ease both;
}
.hero-label { animation-delay: 0.05s; }
.hero h1 { animation-delay: 0.15s; }
.hero-description { animation-delay: 0.25s; }
.filters { animation-delay: 0.32s; }
.year-group { animation-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .hero > *, .filters, .year-group, .entry { animation: none; }
}