/**
 * Ember Loom — Help guide (thread cards + topic ribbon)
 */
body.em-help {
  margin: 0;
  min-height: 100vh;
  font-family: var(--em-body, "Karla", system-ui, sans-serif);
  color: var(--em-ink, #10141c);
  background:
    radial-gradient(800px 400px at 0% 0%, rgba(27, 108, 168, 0.07), transparent 55%),
    var(--em-canvas, #eef1f6);
  -webkit-font-smoothing: antialiased;
}
body.em-help .kb-keybed { display: none !important; }
body.em-help a { color: inherit; text-decoration: none; }
body.em-help button, body.em-help input { font: inherit; }

.em-help-root {
  width: min(100% - 1.5rem, 1120px);
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
}
.em-help-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}
.em-help-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 1.25rem;
  align-items: end;
  margin-bottom: 1.25rem;
}
.em-help-hero h1 {
  margin: 0 0 0.5rem;
  font-family: var(--em-display, "Outfit", sans-serif);
  font-size: clamp(2.1rem, 4vw, 3rem);
  letter-spacing: -0.02em;
}
.em-help-lede {
  margin: 0;
  color: var(--em-mute, #3f4754);
  max-width: 34rem;
  line-height: 1.55;
}
.em-help-search {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--em-surface, #fff);
  border: 1.5px solid var(--em-line, rgba(16,20,28,0.1));
  border-radius: var(--em-radius-lg, 16px);
  padding: 0.35rem;
  box-shadow: var(--em-shadow, 0 14px 40px rgba(16,20,28,0.06));
  transition: border-color 0.25s, box-shadow 0.25s;
}
.em-help-search:focus-within {
  border-color: var(--em-ember, #e85d04);
  box-shadow: 0 0 0 3px rgba(232, 93, 4, 0.12);
}
.em-help-clear {
  border: 0;
  background: #f0f2f6;
  color: var(--em-ink, #10141c);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  font-weight: 700;
  cursor: pointer;
  margin-right: 0.25rem;
}
.em-help-clear:hover { background: var(--em-ember-soft, rgba(232,93,4,0.12)); color: var(--em-ember-deep, #c24b00); }
.em-help-search input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 0.85rem 1rem;
  outline: none;
  color: var(--em-ink, #10141c);
}
.em-help-search input::placeholder {
  color: #5a6472;
  opacity: 1;
}

.em-help-ribbon {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.35rem;
}
.em-help-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  border: 1.5px solid var(--em-line, rgba(16,20,28,0.1));
  background: var(--em-surface, #fff);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: transform 0.25s, background 0.25s, border-color 0.25s, color 0.25s;
}
.em-help-chip b {
  font-family: var(--em-display, "Outfit", sans-serif);
  color: var(--em-ember, #e85d04);
}
.em-help-chip:hover { transform: translateY(-2px); border-color: var(--em-ink, #10141c); }
.em-help-chip.is-active {
  background: var(--em-ink, #10141c);
  border-color: var(--em-ink, #10141c);
  color: #fff;
}
.em-help-chip.is-active b { color: #ffb088; }

.em-help-layout {
  display: grid;
  grid-template-columns: 1.45fr 0.7fr;
  gap: 1.15rem;
  align-items: start;
}
.em-help-topic { display: none; }
.em-help-topic.is-active {
  display: block;
  animation: emHelpIn 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes emHelpIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.em-help-topic.is-searching { display: block; }
.em-help-topic-head {
  display: flex;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}
.em-help-topic-head > span {
  font-family: var(--em-display, "Outfit", sans-serif);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--em-ember, #e85d04);
}
.em-help-topic-head h2 {
  margin: 0 0 0.25rem;
  font-family: var(--em-display, "Outfit", sans-serif);
  font-size: 1.35rem;
}
.em-help-topic-head p { margin: 0; color: var(--em-mute, #3f4754); }

.em-help-threads { display: grid; gap: 0.55rem; }
.em-help-thread {
  border-radius: var(--em-radius, 10px);
  border: 1px solid var(--em-line, rgba(16,20,28,0.1));
  background: var(--em-surface, #fff);
  overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.em-help-thread[hidden] { display: none !important; }
.em-help-thread:hover { border-color: rgba(232, 93, 4, 0.35); }
.em-help-thread[open] {
  border-color: var(--em-ember, #e85d04);
  box-shadow: 0 10px 28px rgba(232, 93, 4, 0.1);
}
.em-help-thread summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.95rem 1rem;
  cursor: pointer;
  list-style: none;
}
.em-help-thread summary::-webkit-details-marker { display: none; }
.em-help-idx {
  font-family: var(--em-display, "Outfit", sans-serif);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--em-pool, #1b6ca8);
}
.em-help-q { font-weight: 700; font-family: var(--em-display, "Outfit", sans-serif); }
.em-help-plus {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 6px;
  background: #f0f2f6;
  position: relative;
  transition: transform 0.3s, background 0.3s;
}
.em-help-plus::before,
.em-help-plus::after {
  content: "";
  position: absolute;
  background: var(--em-ink, #10141c);
  transition: transform 0.3s;
}
.em-help-plus::before { width: 10px; height: 2px; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.em-help-plus::after { width: 2px; height: 10px; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.em-help-thread[open] .em-help-plus { background: var(--em-ember-soft, rgba(232,93,4,0.12)); transform: rotate(90deg); }
.em-help-thread[open] .em-help-plus::after { transform: translate(-50%, -50%) scaleY(0); }
.em-help-a {
  padding: 0 1rem 1rem 3.1rem;
  color: var(--em-mute, #3f4754);
  line-height: 1.6;
}
.em-help-a a { color: var(--em-pool, #1b6ca8); font-weight: 700; text-decoration: underline; }

.em-help-empty {
  padding: 1rem;
  border-radius: var(--em-radius, 10px);
  background: #fff7f2;
  border: 1px solid rgba(232, 93, 4, 0.25);
  color: var(--em-ember-deep, #c24b00);
  font-weight: 600;
}

.em-help-side { display: grid; gap: 0.75rem; position: sticky; top: 1rem; }
.em-help-card {
  padding: 1.15rem;
  border-radius: var(--em-radius-lg, 16px);
  background: var(--em-ink, #10141c);
  color: #fff;
}
.em-help-card--soft {
  background: var(--em-surface, #fff);
  color: var(--em-ink, #10141c);
  border: 1px solid var(--em-line, rgba(16,20,28,0.1));
}
.em-help-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--em-display, "Outfit", sans-serif);
  font-size: 1.05rem;
}
.em-help-card p { margin: 0 0 0.65rem; font-size: 0.92rem; color: rgba(255,255,255,0.88); }
.em-help-card--soft p { color: var(--em-mute, #3f4754); }
.em-help-card .em-btn { margin: 0.35rem 0 0.75rem; }
.em-help-mail {
  display: block;
  color: #ffb088 !important;
  font-weight: 700;
  margin: 0 0 0.35rem;
  word-break: break-all;
}
.em-help-meta { font-size: 0.82rem !important; color: rgba(255,255,255,0.82) !important; opacity: 1 !important; }
.em-help-card--soft .em-help-meta { color: var(--em-mute, #3f4754) !important; }
.em-help-links { display: grid; gap: 0.4rem; }
.em-help-links a {
  font-weight: 700;
  color: var(--em-pool, #1b6ca8);
  transition: color 0.2s, transform 0.2s;
}
.em-help-links a:hover { color: var(--em-ember, #e85d04); transform: translateX(3px); }

@media (max-width: 900px) {
  .em-help-hero,
  .em-help-layout { grid-template-columns: 1fr; }
  .em-help-side { position: static; }
}