/* The handbook, shared across the hub and its nine sections.
   Extracted from the single-page version: ten copies of the same rules is
   not a stylesheet, it is a liability. */
.hb_wrap { max-width: 1180px; margin: 0 auto; padding: 0 32px 140px;
      display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 54px; align-items: start; }

    /* ── The contents, pinned ──────────────────────────────────────────
       A page this long is unusable without a map of it. The map is also the
       argument: you can see how much is here before reading a word. */
    .hb_toc { position: sticky; top: 96px; }
    .hb_toc_h { font-size: .7rem; letter-spacing: .2em; text-transform: uppercase;
      color: rgba(255,255,255,.38); margin-bottom: 14px; }
    .hb_toc a { display: block; font-size: .88rem; line-height: 1.45; padding: 7px 0 7px 13px;
      color: rgba(255,255,255,.56); border-left: 2px solid rgba(255,255,255,.11);
      text-decoration: none; transition: color .15s, border-color .15s; }
    .hb_toc a:hover { color: #fff; border-left-color: rgba(255,255,255,.4); }
    .hb_toc a.on { color: var(--cyan); border-left-color: var(--cyan); }

    .hb_body { min-width: 0; }
    .hb_sec { padding-top: 34px; margin-bottom: 58px; scroll-margin-top: 88px; }
    .hb_sec_n { font-size: .7rem; letter-spacing: .2em; text-transform: uppercase;
      color: rgba(255,255,255,.36); margin-bottom: 11px; }
    .hb_sec > h2 { font-size: clamp(1.65rem, 4vw, 2.35rem); line-height: 1.14;
      letter-spacing: -.022em; color: #fff; margin: 0 0 18px; }
    .hb_sec > p, .hb_card p, .hb_sec li { color: rgba(255,255,255,.68);
      font-size: 1rem; line-height: 1.78; max-width: 74ch; }
    .hb_sec > p { margin: 0 0 18px; }
    .hb_sec h3 { font-size: 1.2rem; color: #fff; letter-spacing: -.01em; margin: 38px 0 12px; }
    .hb_sec h4 { font-size: 1.02rem; color: #fff; margin: 0 0 8px; }
    .hb_sec ul { margin: 0 0 18px; padding-left: 20px; max-width: 74ch; }
    .hb_sec li { margin-bottom: 9px; }
    .hb_sec strong { color: rgba(255,255,255,.92); }
    .hb_sec a { color: rgba(21,209,199,.9); }

    .hb_card { padding: 24px 26px; border-radius: 15px; margin-bottom: 13px;
      background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); }
    .hb_card p:last-child { margin-bottom: 0; }
    .hb_card p { margin: 0 0 11px; font-size: .96rem; }
    .hb_card_top { display: flex; gap: 12px; align-items: baseline;
      flex-wrap: wrap; margin-bottom: 10px; }
    .hb_card_top h4 { margin: 0; flex: 1; min-width: 190px; }
    .hb_who { font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
      padding: 4px 11px; border-radius: 999px; white-space: nowrap;
      background: rgba(255,255,255,.08); color: rgba(255,255,255,.6); }
    .hb_who.free { background: rgba(77,255,166,.1); color: #4dffa6; }
    .hb_who.paid { background: rgba(244,201,93,.13); color: var(--gold); }
    .hb_who.risk { background: rgba(229,22,54,.15); color: #ff8b8b; }

    /* Wide content scrolls inside itself; the page body never does. */
    .hb_scroll { overflow-x: auto; margin: 0 0 20px; -webkit-overflow-scrolling: touch; }
    .hb_tbl { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 560px; }
    .hb_tbl th { text-align: left; font-size: .68rem; letter-spacing: .13em;
      text-transform: uppercase; color: rgba(255,255,255,.42); font-weight: 600;
      padding: 0 16px 11px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
    .hb_tbl td { padding: 14px 16px 14px 0; vertical-align: top;
      border-bottom: 1px solid rgba(255,255,255,.07); color: rgba(255,255,255,.72); line-height: 1.6; }
    .hb_tbl td:first-child { color: #fff; font-weight: 600; }
    .hb_tbl .free { color: #4dffa6; white-space: nowrap; }
    .hb_tbl .cost { color: var(--gold); white-space: nowrap; }

    /* ── Where a stream's money goes ───────────────────────────────── */
    .hb_bar { display: flex; height: 46px; border-radius: 10px; overflow: hidden;
      margin: 4px 0 14px; border: 1px solid rgba(255,255,255,.14); }
    /* Percentage only. A label like "Publishing 15%" does not fit inside a
       segment that is 15% of the width, and nowrap with overflow hidden clips
       it silently instead of failing visibly. The names live in the key. */
    .hb_bar span { display: flex; align-items: center; justify-content: center;
      font-size: .78rem; font-weight: 700; color: #08080a; min-width: 0; padding: 0 2px; }
    .hb_key { display: flex; flex-wrap: wrap; gap: 9px 20px; margin-bottom: 18px; }
    .hb_key b { display: flex; align-items: center; gap: 8px; font-size: .84rem;
      font-weight: 500; color: rgba(255,255,255,.66); }
    .hb_key u { text-decoration: none; color: #fff; font-weight: 700;
      font-variant-numeric: tabular-nums; }
    .hb_key i { width: 11px; height: 11px; border-radius: 3px; display: block; }

    .hb_note { display: flex; gap: 14px; align-items: flex-start; padding: 19px 21px;
      border-radius: 13px; margin: 0 0 20px;
      background: rgba(244,201,93,.07); border: 1px solid rgba(244,201,93,.28); }
    .hb_note strong { display: block; color: var(--gold); margin-bottom: 5px; }
    .hb_note p { margin: 0; color: rgba(255,255,255,.72); font-size: .95rem; line-height: 1.7; }
    .hb_note.good { background: rgba(77,255,166,.06); border-color: rgba(77,255,166,.26); }
    .hb_note.good strong { color: #4dffa6; }

    .hb_flag { padding: 15px 17px; border-radius: 11px; margin-bottom: 9px;
      background: rgba(0,0,0,.26); border: 1px solid rgba(255,255,255,.09);
      border-left: 3px solid rgba(229,22,54,.55); }
    .hb_flag b { display: block; color: #fff; font-size: .97rem; margin-bottom: 5px; }
    .hb_flag span { display: block; color: rgba(255,255,255,.64); font-size: .92rem; line-height: 1.7; }

    .hb_lede { max-width: 900px; margin: 0 auto; padding: 88px 32px 20px; text-align: center; }
    .hb_lede p { font-size: clamp(1.25rem, 2.9vw, 1.85rem); line-height: 1.46;
      letter-spacing: -.015em; color: rgba(255,255,255,.9); margin: 0; }
    .hb_lede small { display: block; margin-top: 22px; font-size: .96rem; line-height: 1.7;
      color: rgba(255,255,255,.5); max-width: 60ch; margin-left: auto; margin-right: auto; }

    .hb_end { padding: 34px 36px; border-radius: 18px; margin-top: 10px;
      background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.13); }
    .hb_end h3 { margin: 0 0 14px; font-size: 1.45rem; color: #fff; letter-spacing: -.015em; }
    .hb_end p { color: rgba(255,255,255,.7); line-height: 1.78; margin: 0 0 14px; max-width: 70ch; }
    .hb_end .buttons { margin: 22px 0 0; }

    .hb_small { font-size: .85rem; color: rgba(255,255,255,.4); line-height: 1.72; max-width: 74ch; }
    .hb_small a { color: rgba(21,209,199,.85); }

    /* ══ Interactive ═════════════════════════════════════════════════
       House rule for everything below: no timer, no score, nothing that
       can be failed. Red is reserved for a contract clause we would not
       sign, never for a person's answer — a wrong guess is amber at worst
       and mostly just gets the same explanation a right one would. */
    .hb_g { padding: 26px 28px; border-radius: 17px; margin: 6px 0 26px;
      background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.13); }
    .hb_g_top { margin-bottom: 18px; }
    .hb_g_h { font-size: 1.12rem; color: #fff; font-weight: 650; letter-spacing: -.01em; }
    .hb_g_s { font-size: .9rem; color: rgba(255,255,255,.52); line-height: 1.65; margin-top: 6px;
      max-width: 64ch; }
    .hb_g_fine { font-size: .82rem; color: rgba(255,255,255,.38); line-height: 1.65;
      margin: 16px 0 0; max-width: 72ch; }
    .hb_g_nav { display: flex; align-items: center; justify-content: space-between;
      gap: 14px; margin-top: 16px; flex-wrap: wrap; }
    .hb_g_count { font-size: .78rem; color: rgba(255,255,255,.36);
      font-variant-numeric: tabular-nums; }
    .hb_again { font: inherit; font-size: .88rem; font-weight: 600; cursor: pointer;
      padding: 10px 18px; border-radius: 9px; color: #08080a; background: var(--cyan);
      border: 1px solid transparent; }
    .hb_again:hover { filter: brightness(1.08); }

    /* ── Where are you starting from ──────────────────────────────── */
    .hb_path { padding: 24px 26px; border-radius: 17px; margin-bottom: 30px;
      background: rgba(21,209,199,.05); border: 1px solid rgba(21,209,199,.22); }
    .hb_path_h { font-size: 1.05rem; color: #fff; font-weight: 650; margin-bottom: 14px; }
    .hb_path_opts { display: flex; flex-direction: column; gap: 9px; }
    .hb_path_b { font: inherit; font-size: .95rem; text-align: left; cursor: pointer;
      padding: 13px 17px; border-radius: 11px; color: #fff;
      background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.14);
      transition: border-color .15s, background .15s; }
    .hb_path_b:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.3); }
    .hb_path_b.on { background: rgba(21,209,199,.12); border-color: rgba(21,209,199,.55); }
    .hb_path_note { font-size: .86rem; color: rgba(255,255,255,.42); margin: 14px 0 0;
      line-height: 1.65; }
    .hb_path_out { margin-top: 16px; padding-top: 16px;
      border-top: 1px solid rgba(255,255,255,.12); }
    .hb_path_out p { margin: 0 0 12px; font-size: .95rem; line-height: 1.7;
      color: rgba(255,255,255,.72); max-width: 68ch; }
    .hb_path_jump { display: flex; flex-wrap: wrap; gap: 8px; }
    .hb_path_jump a { font-size: .86rem; padding: 8px 14px; border-radius: 999px;
      text-decoration: none; color: var(--cyan); background: rgba(21,209,199,.1);
      border: 1px solid rgba(21,209,199,.3); }
    .hb_path_jump a:hover { background: rgba(21,209,199,.18); }

    /* ── Tap one, then tap where it goes ──────────────────────────── */
    .hb_chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
    .hb_chip { font: inherit; font-size: .86rem; text-align: left; cursor: pointer;
      padding: 10px 14px; border-radius: 10px; color: rgba(255,255,255,.84);
      background: rgba(0,0,0,.3); border: 1px solid rgba(255,255,255,.15);
      transition: border-color .15s, background .15s, transform .12s; max-width: 100%; }
    .hb_chip:hover { border-color: rgba(255,255,255,.35); background: rgba(0,0,0,.42); }
    .hb_chip.on { background: rgba(21,209,199,.15); border-color: var(--cyan); color: #fff;
      transform: translateY(-1px); }
    .hb_buckets { display: grid; grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
      gap: 10px; }
    .hb_bucket { padding: 14px 15px; border-radius: 12px; min-height: 76px;
      background: rgba(0,0,0,.22); border: 1px dashed rgba(255,255,255,.17);
      transition: border-color .15s, background .15s; }
    /* Only becomes a target once something is picked up, so it never invites a
       tap that would do nothing. */
    .hb_bucket.live { cursor: pointer; border-color: rgba(21,209,199,.4);
      background: rgba(21,209,199,.05); }
    .hb_bucket.live:hover { border-color: var(--cyan); background: rgba(21,209,199,.12); }
    .hb_bucket_n { font-size: .82rem; font-weight: 650; color: rgba(255,255,255,.78);
      letter-spacing: -.005em; }
    .hb_bucket_in { display: flex; flex-direction: column; gap: 5px; margin-top: 9px; }
    .hb_bucket_in span { font-size: .76rem; line-height: 1.45; color: #4dffa6;
      padding: 6px 9px; border-radius: 7px; background: rgba(77,255,166,.09);
      border: 1px solid rgba(77,255,166,.22); }

    .hb_said { margin-top: 16px; padding: 15px 17px; border-radius: 11px;
      font-size: .92rem; line-height: 1.72; color: rgba(255,255,255,.72);
      background: rgba(0,0,0,.26); border: 1px solid rgba(255,255,255,.1); }
    .hb_said_big { font-size: .95rem; }
    .hb_said b { color: #fff; }
    .hb_said b.yes { color: #4dffa6; }
    /* Amber, not red. Getting one wrong is not an error state. */
    .hb_said b.no { color: var(--gold); }

    .hb_done { margin-top: 18px; padding: 18px 20px; border-radius: 12px;
      background: rgba(77,255,166,.07); border: 1px solid rgba(77,255,166,.26); }
    .hb_done b { display: block; color: #4dffa6; margin-bottom: 6px; }
    .hb_done p { margin: 0 0 14px; font-size: .93rem; line-height: 1.7;
      color: rgba(255,255,255,.72); max-width: 68ch; }

    /* ── Move the number ──────────────────────────────────────────── */
    .hb_slider_l { display: block; font-size: 1.3rem; color: #fff; font-weight: 650;
      font-variant-numeric: tabular-nums; margin-bottom: 12px; letter-spacing: -.015em; }
    .hb_slider { width: 100%; margin: 0 0 20px; accent-color: var(--cyan); height: 26px; }
    .hb_toggles { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 20px; }
    .hb_toggle { font: inherit; font-size: .88rem; cursor: pointer; padding: 10px 16px;
      border-radius: 999px; color: rgba(255,255,255,.6);
      background: rgba(0,0,0,.3); border: 1px solid rgba(255,255,255,.16); }
    .hb_toggle:hover { color: #fff; border-color: rgba(255,255,255,.32); }
    .hb_toggle.on { background: rgba(77,255,166,.12); border-color: rgba(77,255,166,.45);
      color: #4dffa6; font-weight: 600; }
    .hb_toggle.on:before { content: "\2713 "; }
    .hb_pools { display: grid; grid-template-columns: repeat(auto-fit, minmax(172px, 1fr));
      gap: 10px; margin-bottom: 16px; }
    .hb_pool { padding: 15px 16px; border-radius: 12px; background: rgba(0,0,0,.26);
      border: 1px solid rgba(255,255,255,.11); transition: opacity .2s, border-color .2s; }
    .hb_pool_n { font-size: .78rem; letter-spacing: .08em; text-transform: uppercase;
      color: rgba(255,255,255,.45); }
    .hb_pool_v { font-size: 1.32rem; color: #4dffa6; font-weight: 650; margin: 7px 0 5px;
      font-variant-numeric: tabular-nums; letter-spacing: -.015em; }
    .hb_pool_w { font-size: .8rem; color: rgba(255,255,255,.5); line-height: 1.5; }
    .hb_pool.off { border-color: rgba(244,201,93,.3); background: rgba(244,201,93,.04); }
    .hb_pool.off .hb_pool_v { color: rgba(255,255,255,.3); text-decoration: line-through; }
    .hb_pool.off .hb_pool_w { color: var(--gold); }
    .hb_miss { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px;
      border-radius: 12px; background: rgba(244,201,93,.08);
      border: 1px solid rgba(244,201,93,.32); }
    .hb_miss b { font-size: 1.28rem; color: var(--gold); font-variant-numeric: tabular-nums;
      letter-spacing: -.015em; }
    .hb_miss span { font-size: .9rem; line-height: 1.7; color: rgba(255,255,255,.72); }
    .hb_miss.ok { background: rgba(77,255,166,.07); border-color: rgba(77,255,166,.28); }
    .hb_miss.ok b { color: #4dffa6; font-size: 1.05rem; }

    /* ── Read the clause ──────────────────────────────────────────── */
    .hb_clause { padding: 20px 22px; border-radius: 12px; margin-bottom: 16px;
      background: rgba(0,0,0,.34); border-left: 3px solid rgba(255,255,255,.25);
      font-size: 1rem; line-height: 1.72; color: rgba(255,255,255,.82); font-style: italic;
      max-width: 72ch; }
    .hb_verdicts { display: flex; flex-wrap: wrap; gap: 9px; }
    .hb_verdict { font: inherit; font-size: .9rem; cursor: pointer; padding: 11px 18px;
      border-radius: 10px; color: #fff; background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.16); transition: background .15s, border-color .15s; }
    .hb_verdict:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.34); }
    .hb_verdict.locked { cursor: default; opacity: .5; }
    /* Our read is marked, and so is yours if it differed — but yours is amber,
       not red. You were not wrong, we just disagreed. */
    .hb_verdict.right { opacity: 1; background: rgba(21,209,199,.14);
      border-color: var(--cyan); color: #fff; font-weight: 600; }
    .hb_verdict.mine { opacity: 1; background: rgba(244,201,93,.1);
      border-color: rgba(244,201,93,.45); color: var(--gold); }

    /* ── Check yourself, native and JS-free ───────────────────────── */
    .hb_ask { margin: 0 0 12px; padding: 0; border-radius: 12px;
      background: rgba(0,0,0,.22); border: 1px solid rgba(255,255,255,.1); }
    .hb_ask summary { cursor: pointer; list-style: none; padding: 16px 19px;
      font-size: .97rem; color: #fff; font-weight: 600; line-height: 1.55;
      display: flex; gap: 11px; align-items: flex-start; }
    .hb_ask summary::-webkit-details-marker { display: none; }
    .hb_ask summary:before { content: "?"; flex: 0 0 auto; width: 21px; height: 21px;
      border-radius: 50%; background: rgba(21,209,199,.16); color: var(--cyan);
      font-size: .78rem; display: flex; align-items: center; justify-content: center;
      margin-top: 1px; }
    .hb_ask[open] summary { padding-bottom: 6px; }
    .hb_ask[open] summary:before { content: "\2713"; background: rgba(77,255,166,.16);
      color: #4dffa6; }
    .hb_ask p { margin: 0; padding: 0 19px 17px 51px; font-size: .94rem; line-height: 1.75;
      color: rgba(255,255,255,.68); max-width: 74ch; }

    /* A section already read gets a quiet tick. Never a percentage and never a
       count of what is left: it is a bookmark, not a chore list. */
    .hb_toc a.read:after { content: " \2713"; color: rgba(77,255,166,.55); font-size: .82em; }

    @media (max-width: 620px) {
      .hb_g, .hb_path { padding: 20px 17px; }
      .hb_buckets { grid-template-columns: 1fr; }
      .hb_verdict { flex: 1; text-align: center; min-width: 132px; }
    }
    /* Some of these animate position slightly on selection. */
    @media (prefers-reduced-motion: reduce) {
      .hb_chip, .hb_bucket, .hb_pool, .hb_verdict { transition: none; }
      .hb_chip.on { transform: none; }
    }

    @media (max-width: 1000px) {
      .hb_wrap { grid-template-columns: 1fr; gap: 0; padding: 0 24px 110px; }
      /* The pinned contents becomes a plain block at the top rather than
         disappearing: on a phone it is the only way to see the shape. */
      .hb_toc { position: static; margin-bottom: 20px; padding: 20px 22px;
        border-radius: 15px; background: rgba(255,255,255,.035);
        border: 1px solid rgba(255,255,255,.1); }
      .hb_toc_inner { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 18px; }
      .hb_toc a.on { color: var(--cyan); }
      .hb_lede { padding: 66px 24px 14px; }
      .hb_sec { margin-bottom: 46px; }
      .hb_card, .hb_end { padding: 21px 19px; }
    }
    @media (max-width: 560px) {
      .hb_toc_inner { grid-template-columns: 1fr; }
    }

/* ═══ Hub, sections and the links between them ════════════════════════
   Everything above is unchanged from the single-page version, which is why
   the sections themselves needed no restyling. */

.hb_hubwrap { max-width: 1120px; margin: 0 auto; padding: 0 32px 130px; }
.hb_readnote { font-size: .84rem; color: rgba(255,255,255,.42); margin: 26px 0 -6px; }

/* Four groups carrying a colour, so a section is placeable before its title
   is read. Nine undifferentiated boxes are one block; four bands are a map. */
.hb_band { margin-top: 34px; }
.hb_band_h { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
  margin-bottom: 13px; padding-left: 2px; }
.hb_gold  .hb_band_h { color: rgba(244,201,93,.82); }
.hb_green .hb_band_h { color: rgba(77,255,166,.78); }
.hb_red   .hb_band_h { color: rgba(255,139,139,.85); }
.hb_blue  .hb_band_h { color: rgba(138,180,248,.85); }
.hb_gold  .hb_ico { stroke: var(--gold); }
.hb_green .hb_ico { stroke: #4dffa6; }
.hb_red   .hb_ico { stroke: #ff8b8b; }
.hb_blue  .hb_ico { stroke: #8ab4f8; }
.hb_gold  .hb_card:hover { border-color: rgba(244,201,93,.45); background: rgba(244,201,93,.05); }
.hb_green .hb_card:hover { border-color: rgba(77,255,166,.45); background: rgba(77,255,166,.05); }
.hb_red   .hb_card:hover { border-color: rgba(255,139,139,.45); background: rgba(255,139,139,.05); }
.hb_blue  .hb_card:hover { border-color: rgba(138,180,248,.45); background: rgba(138,180,248,.05); }

.hb_ico { width: 26px; height: 26px; display: block; margin-bottom: 14px;
  stroke: var(--cyan); flex: 0 0 auto; }

.hb_cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr));
  gap: 13px; }
.hb_card { display: flex; flex-direction: column; padding: 24px 24px 20px;
  border-radius: 16px; text-decoration: none; background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1); position: relative;
  transition: border-color .17s, transform .17s, background .17s; }
.hb_card:hover { transform: translateY(-2px); }
.hb_card_n { font-size: .72rem; letter-spacing: .2em; color: rgba(255,255,255,.32);
  font-variant-numeric: tabular-nums; }
.hb_card b { display: block; font-size: 1.12rem; color: #fff; margin: 9px 0 9px;
  letter-spacing: -.015em; line-height: 1.3; }
.hb_card_p { font-size: .92rem; line-height: 1.65; color: rgba(255,255,255,.6); flex: 1; }
.hb_card_go { font-size: .84rem; color: var(--cyan); margin-top: 16px; }

/* A read section says so in words. A bare tick appearing for no visible
   reason is worse than no tick at all. */
.hb_card.read:after { content: "Read"; position: absolute; top: 16px; right: 16px;
  font-size: .64rem; letter-spacing: .12em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px; color: #4dffa6;
  background: rgba(77,255,166,.1); border: 1px solid rgba(77,255,166,.3); }

/* The ninth is a summary of the other eight, so it is shaped differently
   rather than being a ninth identical box. */
.hb_feature { flex-direction: row; align-items: center; gap: 22px; margin-top: 34px;
  padding: 26px 28px; background: rgba(21,209,199,.06); border-color: rgba(21,209,199,.32); }
.hb_feature:hover { border-color: rgba(21,209,199,.6); background: rgba(21,209,199,.1); }
.hb_feature .hb_ico { width: 34px; height: 34px; margin: 0; }
.hb_feature b { font-size: 1.28rem; }
.hb_feature .hb_card_go { margin: 0 0 0 auto; white-space: nowrap; }

/* Where this leads. Two questions a reader is likely to be holding by the
   end of a section, so the nine are a web rather than a queue. */
.hb_rel { margin-top: 42px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.1); }
.hb_rel_h { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
  color: rgba(255,255,255,.38); margin-bottom: 14px; }
.hb_rel_cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(238px, 1fr)); gap: 12px; }
.hb_rel_c { display: block; padding: 18px 20px; border-radius: 14px; text-decoration: none;
  background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.1);
  transition: border-color .17s, background .17s; }
.hb_rel_c:hover { border-color: rgba(21,209,199,.45); background: rgba(21,209,199,.05); }
.hb_rel_c .hb_ico { width: 22px; height: 22px; margin-bottom: 11px; }
.hb_rel_q { display: block; font-size: .97rem; color: #fff; line-height: 1.45; }
.hb_rel_n { display: block; font-size: .82rem; color: var(--cyan); margin-top: 9px; }

.hb_sub .hb_toc { top: 88px; }
.hb_back { display: block; font-size: .82rem; color: rgba(255,255,255,.5);
  text-decoration: none; margin-bottom: 18px; }
.hb_back:hover { color: #fff; }
.hb_toc a.read:after { content: " \2713"; color: rgba(77,255,166,.55); font-size: .82em; }
.hb_crumb { font-size: .8rem; color: rgba(255,255,255,.42); margin-bottom: 6px; }
.hb_crumb a { color: rgba(21,209,199,.85); text-decoration: none; }
.hb_crumb span { margin: 0 6px; color: rgba(255,255,255,.25); }

/* Previous and next, because a reader who finished one section should not
   have to go back to the hub to find the next. */
.hb_pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 30px; }
.hb_pager a { display: block; padding: 17px 19px; border-radius: 14px;
  text-decoration: none; background: rgba(255,255,255,.035);
  border: 1px solid rgba(255,255,255,.1); transition: border-color .17s, background .17s; }
.hb_pager a:hover { border-color: rgba(21,209,199,.4); background: rgba(21,209,199,.05); }
.hb_pager span { display: block; font-size: .72rem; letter-spacing: .16em;
  text-transform: uppercase; color: rgba(255,255,255,.36); margin-bottom: 6px; }
.hb_pager b { display: block; font-size: .98rem; color: #fff; line-height: 1.35;
  letter-spacing: -.01em; }
.hb_next { text-align: right; }

@media (max-width: 1000px) {
  .hb_hubwrap { padding: 0 24px 100px; }
  .hb_sub .hb_toc { position: static; }
}
@media (max-width: 620px) {
  .hb_pager { grid-template-columns: 1fr; }
  .hb_next { text-align: left; }
  .hb_feature { flex-direction: column; align-items: flex-start; gap: 14px; }
  .hb_feature .hb_card_go { margin: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .hb_card, .hb_rel_c, .hb_pager a { transition: none; }
  .hb_card:hover { transform: none; }
}