/* ==========================================================
   hotwater-online.xyz — custom layer on top of minimal-black
   Category tinting, archive filters, flag/callout polish.
   ========================================================== */

/* category tint (set inline as --cat on writeup cards & chips) */
.writeup-card .card-home-icon {
  border: 1px solid color-mix(in srgb, var(--cat, var(--color-accent)) 30%, transparent);
}
.writeup-card .card-badge--soft {
  background: color-mix(in srgb, var(--cat, var(--color-accent)) 12%, transparent);
}
.writeup-card:hover {
  border-color: color-mix(in srgb, var(--cat, var(--color-accent)) 40%, var(--color-border));
}

/* description clamp for cards */
.clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ------------------------------------------------- archive toolbar */
.archive-bar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--color-surface) 60%, transparent);
}
.archive-search {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 0.55rem;
  background: color-mix(in srgb, var(--color-bg) 70%, transparent);
}
.archive-search:focus-within {
  border-color: color-mix(in srgb, var(--color-accent) 60%, var(--color-border));
}
.archive-search input {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  outline: 0;
  font-size: 0.85rem;
  color: var(--color-text);
}
.archive-search input::placeholder { color: var(--color-text-muted); }
.archive-search kbd {
  font-family: var(--font-mono, monospace);
  font-size: 0.6rem;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 6px;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  font-family: var(--font-mono, monospace);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border-radius: 6px;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease-out;
}
.chip:hover { color: var(--color-text); border-color: color-mix(in srgb, var(--cat, var(--color-accent)) 55%, var(--color-border)); }
.chip.is-active {
  color: var(--color-bg);
  background: var(--cat, var(--color-accent));
  border-color: var(--cat, var(--color-accent));
  font-weight: 600;
}

/* ------------------------------------------------- writeup page */
.writeup-cat-badge {
  color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
}
.post-nav {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .post-nav { grid-template-columns: 1fr 1fr; }
}
.post-nav .post-nav-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: border-color 0.18s ease-out, transform 0.18s ease-out;
}
.post-nav .post-nav-item:hover {
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  transform: translateY(-2px);
}
.post-nav .pn-right { text-align: right; }

/* flags: tint code blocks whose content is a single flag token */
.mb-codeblock[data-flag="true"] .mb-codeblock-badge,
.mb-codeblock[data-lang="flag"] .mb-codeblock-badge {
  background: color-mix(in srgb, #ffb347 22%, transparent);
  color: #ffb347;
}
.mb-codeblock[data-flag="true"] {
  border-color: color-mix(in srgb, #ffb347 45%, var(--color-border));
  box-shadow: 0 0 30px -18px rgba(255, 179, 71, 0.8);
}

/* ------------------------------------------------- achievements */
.ach-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}
.ach-split {
  display: grid;
  gap: 2rem;
}
@media (min-width: 1000px) {
  .ach-split {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}
.ach-card .ach-num {
  display: block;
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--color-text);
}
.ach-card .ach-label {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.ach-card p {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}
.placement-list { list-style: none; padding: 0; margin: 0; }
.placement {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
}
.placement strong { font-weight: 500; font-size: 0.9rem; }
.placement-year { font-family: var(--font-mono, monospace); font-size: 0.68rem; color: var(--color-text-muted); }
.placement-tier {
  font-family: var(--font-mono, monospace);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.tier-gold { color: #ffd479; border-color: rgba(255,212,121,.35); background: rgba(255,212,121,.07); }
.tier-silver { color: #cbd5e1; border-color: rgba(203,213,225,.3); background: rgba(203,213,225,.06); }
.tier-bronze { color: #e8a87c; border-color: rgba(232,168,124,.3); background: rgba(232,168,124,.06); }
.milestone-list { list-style: none; padding: 0; margin: 0; }
.milestone-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--color-border);
}
.milestone-list span { font-size: 0.82rem; color: var(--color-text-muted); }
.milestone-list strong { font-family: var(--font-mono, monospace); font-size: 0.75rem; font-weight: 500; text-align: right; }

/* ------------------------------------------------- home event tiles */
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 0.75rem;
}
.event-tile {
  display: flex;
  flex-direction: column;
  transition: border-color 0.18s ease-out, transform 0.18s ease-out;
}
.event-tile:hover {
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  transform: translateY(-2px);
}
.agent-tile-count { font-family: var(--font-mono, monospace); }

/* ------------------------------------------------- reduced motion */
@media (prefers-reduced-motion: reduce) {
  * , *::before, *::after {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ------------------------------------------------- misc */
html.no-anim *,
html.no-anim *::before,
html.no-anim *::after {
  animation: none !important;
  transition: none !important;
  opacity: 1 !important;
  transform: none !important;
}

[hidden] { display: none !important; }