/* /blog/email-deliverability-news/. Same scales as assistants.css. */
.tr-hero{padding:32px 0 64px;background:var(--deep);color:#fff;overflow:hidden}
.tr-top{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:48px;align-items:start}
.tr-hero .crumbs,.tr-hero .crumbs a,.tr-hero .crumbs .here{color:#b7d3c5}
.tr-hero h1{max-width:680px;margin-top:24px;font-size:48px;line-height:48px;font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(90deg,#fff,#9b9b9b);-webkit-background-clip:text;background-clip:text;color:transparent}
.tr-hero .lede{max-width:680px;margin:24px 0 0;font-size:18px;line-height:28px;color:#b7d3c5}
.tr-proof{margin:16px 0 0;font-size:14px;line-height:20px;color:#b7d3c5}
.tr-proof a{color:#fff;font-weight:600}
.tr-check{padding:24px;border:1px solid rgba(255,255,255,.12);border-radius:24px;background:var(--deep2)}
.tr-check-h{margin:0 0 16px;font-family:'Gabarito',sans-serif;font-size:20px;line-height:28px;font-weight:700}
.tr-field{display:flex;gap:8px}
.tr-field input{flex:1;min-width:0;padding:8px 12px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:var(--deep);color:#fff;font:400 16px/24px 'Instrument Sans',sans-serif}
.tr-field input::placeholder{color:#8fae9f}
.tr-field input:focus-visible,.tr-field .btn:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.tr-field .btn{padding:8px 16px}
.tr-err{margin:8px 0 0;font-size:14px;line-height:20px;color:#ffb4a3}
.tr-rows{display:grid;gap:12px;margin:16px 0 0;padding:0;list-style:none}
.tr-rows li{display:grid;grid-template-columns:12px 56px minmax(0,1fr);gap:8px;align-items:baseline;font-size:14px;line-height:20px;color:#b7d3c5}
.tr-rows b{color:#fff;font-weight:600}
.tr-rows a{color:#fff}
.tr-rows i{width:8px;height:8px;border-radius:50%;background:#5c7d6e;transition:opacity .3s var(--curve)}
.tr-rows .wait i{opacity:.4}
.tr-rows .pass i{background:var(--mint)}.tr-rows .warn i{background:#f0b64b}.tr-rows .fail i{background:#ff8a70}
.tr-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:48px}
.tr-stat{display:flex;flex-direction:column;gap:4px;padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:16px;color:#b7d3c5;font-size:14px;line-height:20px;text-decoration:none;
  transition:transform .5s var(--curve)}
.tr-stat b{font-family:'Gabarito',sans-serif;font-size:48px;line-height:48px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
a.tr-stat:hover{transform:translateY(-4px);color:#b7d3c5}
.tr-next{background:var(--leaf);border-color:var(--leaf);color:#e4f3ea}
a.tr-next:hover{color:#e4f3ea}
.tr-strip{margin-top:32px;padding:32px 8px 0}
.tr-line{position:relative;height:2px;margin:12px 0;background:rgba(255,255,255,.2)}
.tr-dot{position:absolute;top:-7px;width:16px;height:16px;margin-inline-start:-8px;border:2px solid var(--deep);border-radius:50%;transition:transform .3s var(--curve)}
.tr-dot:hover,.tr-dot:focus-visible{transform:scale(1.4);z-index:2}
.tr-dot span{position:absolute;bottom:24px;left:50%;width:220px;margin-left:-110px;padding:8px 12px;border-radius:8px;background:#fff;color:var(--ink);font-size:12px;line-height:16px;opacity:0;pointer-events:none;transition:opacity .3s var(--curve)}
.tr-dot:hover span,.tr-dot:focus-visible span{opacity:1}
.tr-today{position:absolute;top:-12px;width:2px;height:26px;background:#fff}
.tr-today span{position:absolute;top:-20px;left:-16px;font:600 12px/16px 'Instrument Sans',sans-serif;color:#fff}
.tr-ticks{position:relative;height:16px;margin-top:16px;font-size:12px;line-height:16px;color:#8fae9f}
.tr-ticks span{position:absolute;white-space:nowrap}
.tr-body{max-width:960px}
.tr-filters{position:sticky;top:52px;z-index:20;display:grid;gap:8px;padding:8px;margin:32px -8px;border-radius:16px;
  background:rgba(255,255,255,.88);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.tr-filters>div{display:flex;gap:8px;overflow-x:auto}
.tr-chip{display:inline-flex;align-items:center;gap:8px;flex:none;padding:8px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;
  color:var(--ink);font:600 14px/20px 'Instrument Sans',sans-serif;cursor:pointer;transition:transform .3s var(--curve),opacity .3s var(--curve)}
.tr-chip span{color:var(--muted);font-weight:500}
.tr-chip i,.tr-who i{width:8px;height:8px;border-radius:50%}
.tr-chip:hover{opacity:.8}.tr-chip:active{transform:scale(.98)}
.tr-chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.tr-chip[aria-pressed=true] span{color:var(--mint)}
.tr-chip:focus-visible{outline:2px solid var(--leaf);outline-offset:2px}
.tr-month{display:grid;grid-template-columns:136px minmax(0,1fr);gap:24px;margin-bottom:48px}
.tr-month h2{position:sticky;top:124px;align-self:start;font-size:14px;line-height:20px;font-weight:600;color:var(--muted)}
.tr-month[hidden]{display:none}
.tr-items{display:grid;gap:16px}
.tr-item{padding:24px;border:1px solid var(--line);border-radius:16px;background:#fff;scroll-margin-top:124px}
.tr-item:target{border-color:var(--leaf)}
.tr-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px;font-size:14px;line-height:20px;color:var(--muted)}
.tr-who{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--ink)}
.tr-state{padding:2px 8px;border-radius:6px;background:var(--soft);font-size:12px;line-height:16px;font-weight:600;color:var(--leaf)}
.tr-state.upcoming{background:#fdf1dc;color:#855a10}
.tr-state.cancelled{background:#f0f0f0;color:#555}
.tr-state.proposal,.tr-state.guidance{background:#eaf1fb;color:#1f5aa8}
.tr-item h3{margin-top:12px;font-size:24px;line-height:32px;font-weight:700}
.tr-item h3 a{color:var(--ink);text-decoration:none}
.tr-item h3 a:hover{color:var(--leaf)}
.tr-what{margin:8px 0 0;font-size:16px;line-height:24px}
.tr-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr);gap:24px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.tr-grid p,.tr-grid li{font-size:14px;line-height:20px;margin:0}
.tr-grid .tr-h{margin-bottom:8px;font-size:12px;line-height:16px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.tr-grid ul{display:grid;gap:8px;margin:0;padding:0;list-style:none}
.tr-grid li{position:relative;padding-inline-start:24px}
.tr-grid li::before{content:"";position:absolute;inset-inline-start:0;top:2px;width:12px;height:12px;border:2px solid var(--leaf);border-radius:4px}
.tr-links{display:flex;flex-wrap:wrap;gap:8px 24px;margin:16px 0 0;font-size:14px;line-height:20px}
.tr-links a{color:var(--leaf);font-weight:600}
.tr-follow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;margin:64px 0;padding:32px;border-radius:24px;background:var(--soft)}
.tr-follow h2{font-size:30px;line-height:36px;font-weight:800}
.tr-follow p{margin:12px 0 0;font-size:16px;line-height:24px;color:var(--muted)}
.tr-ways{display:grid;gap:8px}
.tr-way{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:#fff;
  color:var(--ink);font:400 14px/20px 'Instrument Sans',sans-serif;text-decoration:none;cursor:pointer;transition:transform .3s var(--curve),opacity .3s var(--curve)}
.tr-way b{font-size:16px;line-height:24px;font-weight:600}
.tr-way span{color:var(--muted)}
.tr-way:hover{opacity:.8;color:var(--ink)}.tr-way:active{transform:scale(.98)}
.tr-tag{padding:96px 24px;background:var(--deep)}
.tr-tag p{max-width:680px;margin:0 auto;font-family:'Gabarito',sans-serif;font-size:48px;line-height:48px;font-weight:800;color:#fff;text-wrap:balance}
.tr-tag .w{opacity:.3;transition:opacity .5s var(--curve)}
.tr-tag .w.on{opacity:1}
.tr-notes{margin:64px 0 0;max-width:720px}
@media (max-width:860px){
  .tr-strip{overflow-x:auto;overflow-y:hidden}
  .tr-line,.tr-ticks{min-width:720px}
  .tr-dot span{display:none}
  .tr-top,.tr-stats{grid-template-columns:minmax(0,1fr);gap:16px}
  .tr-hero h1{font-size:36px;line-height:40px}
  .tr-hero h1 br{display:none}
  .tr-month{grid-template-columns:minmax(0,1fr);gap:12px}
  .tr-month h2{position:static}
  .tr-grid,.tr-follow{grid-template-columns:minmax(0,1fr)}
  .tr-follow{padding:24px}
  .tr-tag{padding:64px 16px}
  .tr-tag p{font-size:36px;line-height:40px}
}
@media (prefers-reduced-motion:reduce){.tr-next,.tr-chip,.tr-way,.tr-tag .w{transition:none}.tr-tag .w{opacity:1}}