/* Learn pages (/learn/<slug>/). Loaded after styles.css and compare.css.
   Custom properties only: no literal colour, radius or shadow. Every rule is
   prefixed .lrn-*. Glass: these sit inside a .cmp-panel, so they are plain
   tiles, never a second blur. Several writers append here: add, do not rewrite. */

/* ---- Numbered steps (getting-started-connect-telegram) -------------------- */
.lrn-steps {
  display: grid;
  gap: var(--nest-pad);
  counter-reset: lrn-step;
}
.lrn-step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 20px;
  border-radius: var(--radius-overlay);
  border: 1px solid var(--border-soft-1);
  background: var(--glass-tile);
}
.lrn-step::before {
  grid-row: 1 / span 2;
  counter-increment: lrn-step;
  content: counter(lrn-step);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--color-accent-100), var(--color-accent-400));
  color: var(--color-fg-on-accent);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.lrn-step h3 {
  align-self: center;
  min-height: 36px;
  display: flex;
  align-items: center;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.lrn-step p {
  color: var(--color-fg-2);
  font-size: 15px;
  line-height: 1.6;
}
.lrn-step strong,
.lrn-tips strong {
  color: var(--color-fg-1);
  font-weight: 600;
}
.lrn-tips {
  max-width: 860px;
  margin-inline: auto;
}
.lrn-tips .cmp-ticks {
  margin-top: 0;
}

/* ---- Related guides ------------------------------------------------------- */
.lrn-related {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--nest-pad);
}
.lrn-related a {
  display: block;
  min-height: 44px;
  padding: 16px 20px;
  border-radius: var(--radius-overlay);
  border: 1px solid var(--border-soft-1);
  background: var(--glass-tile);
  color: var(--color-fg-1);
  font-size: 16px;
  font-weight: 600;
}
.lrn-related a:hover {
  border-color: var(--border-accent);
}
.lrn-related a span {
  display: block;
  margin-top: 4px;
  color: var(--color-fg-2);
  font-size: 14px;
  font-weight: 400;
}
@media (max-width: 639px) {
  .lrn-step {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 4px 12px;
    padding: 16px;
  }
  .lrn-step::before {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  .lrn-step h3 {
    min-height: 32px;
    font-size: 16px;
  }
  .lrn-related {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---- Reading measure for a panel (getting-started-team-roles-access) ------ */
.lrn-narrow {
  max-width: 860px;
  margin-inline: auto;
}

/* ---- Inline text link inside a learn tile --------------------------------- */
.lrn-link {
  color: var(--color-accent-text);
  text-decoration: underline;
  text-decoration-color: var(--border-accent);
  text-underline-offset: 3px;
}
.lrn-link:hover {
  text-decoration-color: currentColor;
}

/* ---- Step groups inside one panel (mass-dm-and-scheduling) ---------------- */
.lrn-group + .lrn-group {
  margin-top: clamp(28px, 4vw, 40px);
}
.lrn-group > h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 19px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.lrn-group > h3 svg {
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--color-accent-text);
}

/* ---- Learn hub cards (/learn/) -------------------------------------------- */
/* These are top-level .card glass surfaces from styles.css, not panel tiles. */
.card.lrn-full {
  grid-column: 1 / -1;
}
.card .lrn-num {
  font-size: 17px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.card .lrn-for {
  color: var(--color-fg-3);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.lrn-go {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 8px;
  min-height: 44px;
  margin-top: auto;
  color: var(--color-accent-text);
  font-size: 15px;
  font-weight: 600;
}
.lrn-go svg {
  width: 16px;
  height: 16px;
  transition: transform var(--motion-base) var(--ease-out);
}
.lrn-go:hover svg {
  transform: translateX(3px);
}
@media (max-width: 639px) {
  .card .lrn-go {
    grid-column: 1 / -1;
    justify-self: start;
  }
}
@media (prefers-reduced-motion: reduce) {
  .lrn-go svg {
    transition: none;
  }
}

/* The 0.1 overview film in the hero. Native controls, no autoplay. */
.lrn-video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  margin-top: 24px;
  border-radius: var(--radius-section);
  background: var(--surface-glass);
}

/* ---- Film chapters (fanempire-in-90-seconds) ------------------------------
   Five cards on a 6-column grid: 2 + 1 wide key card + 2. Each card is a
   plain tile (no blur); the key card and the playing card get the accent rim. */
.lrn-chs {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}
.lrn-ch {
  grid-column: span 3;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  border-radius: var(--radius-section);
  border: 1px solid var(--border-soft-2);
  background: var(--glass-tile);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.lrn-ch.is-key { grid-column: span 6; }
.lrn-ch.is-key,
.lrn-ch.is-now {
  border-color: var(--color-accent-400);
  box-shadow: 0 0 0 1px var(--color-accent-400) inset;
}
.lrn-ch-head {
  display: flex;
  align-items: center;
  gap: 12px;
}
.lrn-ch-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(180deg, var(--color-accent-100), var(--color-accent-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lrn-ch-head h3 {
  flex: 1;
  min-width: 0;
  font-size: 19px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.lrn-ch-play {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 12px;
  border-radius: var(--radius-capsule);
  border: 1px solid var(--border-soft-3);
  color: var(--color-fg-1);
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.lrn-ch-play:hover { border-color: var(--color-accent-400); }
.lrn-ch-play svg { width: 10px; height: 10px; fill: var(--color-accent-200); }
.lrn-ch-lead {
  color: var(--color-fg-2);
  font-size: 15px;
  line-height: 1.55;
}
.lrn-ch-items {
  display: grid;
  gap: 10px;
  margin-top: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--border-soft-1);
}
.lrn-ch.is-key .lrn-ch-items { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.lrn-ch-items li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 8px;
}
.lrn-ch-k {
  flex: 0 0 100%;
  color: var(--color-accent-200);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.lrn-path { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.lrn-path kbd + kbd::before {
  content: "›";
  position: absolute;
  left: -11px;
  color: var(--color-fg-3);
  font-weight: 400;
}
.lrn-path { gap: 4px 14px; }
.lrn-path kbd { position: relative; }
.lrn-chs kbd {
  display: inline-flex;
  align-items: center;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-fg-1);
}
.lrn-path kbd {
  padding: 3px 9px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-soft-2);
  background: var(--surface-glass);
}
.lrn-ch-note {
  flex: 0 0 100%;
  color: var(--color-fg-2);
  font-size: 14px;
  line-height: 1.5;
}
.lrn-ch-note strong { color: var(--color-fg-1); font-weight: 600; }
.lrn-ch-note kbd { padding: 0 6px; border-radius: var(--radius-card); border: 1px solid var(--border-soft-2); }
@media (max-width: 860px) {
  .lrn-ch, .lrn-ch.is-key { grid-column: span 6; }
  .lrn-ch.is-key .lrn-ch-items { grid-template-columns: 1fr; gap: 10px; }
}
@media (max-width: 560px) {
  .lrn-ch { padding: 18px; }
  .lrn-ch-head { flex-wrap: wrap; }
}