/* Usdt to Binance · S04 · T4 compare. Dark ground, gold mark, dual-column network matrix, bottom tabs. Not T1/T2/T3. Not a Binance or Tether skin. */
:root {
  --bg: #12141a;
  --panel: #1b1e27;
  --ink: #e8e6e1;
  --dim: #9a9588;
  --gold: #f5c542;
  --line: #2c3140;
}

* { box-sizing: border-box; }
html { overflow-x: clip; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Arial Narrow", "Helvetica Condensed", "Nimbus Sans Narrow", Arial, sans-serif;
  font-size: 13.5px;
  line-height: 1.45;
  letter-spacing: 0.01em;
  padding-bottom: calc(4.6rem + env(safe-area-inset-bottom, 0px));
}
img, svg, iframe, video { max-width: 100%; height: auto; }
a { color: var(--gold); text-underline-offset: 0.12em; }
a:hover { color: #ffe08a; }

.tdn-head {
  padding: 0.75rem 1rem 0.35rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
  max-width: 62rem;
  margin: 0 auto;
}
.tdn-logo {
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  gap: 0.28em;
  line-height: 1;
}
.tdn-logo .usdt {
  color: var(--gold);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: 0.03em;
}
.tdn-logo .rest {
  color: var(--ink);
  font-weight: 400;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
}
.lang {
  display: flex;
  flex-wrap: wrap;
  gap: 0.05rem;
  margin-left: auto;
}
.lang a {
  color: var(--dim);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  min-height: 44px;
  min-width: 36px;
  padding: 0.45rem 0.38rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.lang a.is-here { color: var(--gold); }

.tdn-page { padding: 0.7rem 1rem 1.6rem; max-width: 62rem; margin: 0 auto; }
.first-screen { padding-bottom: 0.4rem; }

.dateline {
  color: var(--dim);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  margin: 0 0 0.55rem;
}
.kicker {
  margin: 0 0 0.35rem;
  color: var(--dim);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}
.kicker b { color: var(--gold); font-weight: 800; }

h1 {
  font-size: 1.48rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: none;
  margin: 0 0 0.45rem;
  line-height: 1.22;
  max-width: 40rem;
}
h1 .w { color: var(--gold); font-weight: 800; }
h2 {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 1.45rem 0 0.5rem;
}
h3 {
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}
p { max-width: 46rem; }
.lede { font-size: 0.98rem; max-width: 42rem; }
.byline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.65rem;
  color: var(--dim);
  font-size: 0.78rem;
  margin: 0 0 0.7rem;
}
.byline strong { color: var(--ink); font-weight: 700; }
.dv {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
}
.dv svg { display: block; }

.schema {
  border: 1px dashed var(--gold);
  padding: 0.45rem;
  margin: 0.4rem 0 0.45rem;
  background: var(--panel);
}
.schema svg { width: 100%; height: auto; display: block; }
.net-today {
  display: grid;
  gap: 0.32rem;
  margin: 0;
  padding: 0.4rem;
}
.net-row {
  background: #12141a;
  border: 1px solid var(--line);
  padding: 0.38rem 0.55rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.2rem 0.6rem;
  align-items: center;
  min-height: 40px;
}
.net-row h3 {
  margin: 0;
  text-transform: none;
  letter-spacing: 0.01em;
  font-size: 0.92rem;
  color: var(--ink);
  font-weight: 800;
}
.net-row .st {
  margin: 0;
  color: var(--gold);
  font-weight: 800;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  text-align: right;
}
.net-more, .net-pause {
  color: var(--dim);
  font-size: 0.8rem;
  margin: 0.2rem 0;
  max-width: 46rem;
}
.net-pause { color: var(--ink); }
.first-screen .exit { margin: 0.45rem 0 0.2rem; }

.matrix-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0.7rem 0 1rem;
}
.matrix {
  display: grid;
  grid-template-columns: 10.5rem minmax(10rem, 1fr) minmax(10rem, 1fr);
  gap: 0.45rem;
  min-width: 34rem;
}
.matrix .h,
.matrix .c,
.matrix .r {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.62rem 0.7rem;
}
.matrix .h {
  color: var(--gold);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
.matrix .r { color: var(--dim); font-weight: 700; }
.ph { color: var(--dim); font-style: italic; }

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.85rem 0.9rem;
}
.card.stop { border-color: #4a3f2a; }
.net-cards {
  display: grid;
  gap: 0.7rem;
}
.net-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.75rem 0.85rem;
}
.net-card .pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  margin-top: 0.5rem;
}
.net-card .pair > div {
  border: 1px solid var(--line);
  padding: 0.55rem 0.6rem;
  min-height: 44px;
}
.net-card .lab {
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 800;
}

.exit {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.85rem 0 0.3rem;
}
.exit a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 0.95rem;
  background: var(--gold);
  color: #12141a;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.03em;
}
.exit a.ghost {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}
.exit-note { color: var(--dim); font-size: 0.78rem; max-width: 40rem; }

.sources {
  margin-top: 1.5rem;
  padding-top: 0.2rem;
}
.sources .lead { color: var(--dim); }
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0.6rem 0 1rem;
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 36rem;
}
th, td {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 0.55rem 0.65rem;
  text-align: left;
  vertical-align: top;
}
th {
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
caption {
  caption-side: bottom;
  color: var(--dim);
  font-size: 0.75rem;
  text-align: left;
  padding-top: 0.4rem;
}

.steps { counter-reset: chk; list-style: none; padding: 0; max-width: 46rem; }
.steps li {
  position: relative;
  padding: 0.65rem 0.7rem 0.65rem 3rem;
  background: var(--panel);
  border: 1px solid var(--line);
  margin: 0 0 0.45rem;
  min-height: 44px;
}
.steps li::before {
  counter-increment: chk;
  content: counter(chk);
  position: absolute;
  left: 0.7rem;
  top: 0.7rem;
  color: var(--gold);
  font-weight: 800;
  font-size: 0.85rem;
}

.teaser {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.8rem 0.9rem;
  margin: 0.6rem 0;
  max-width: 46rem;
}

.tdn-tabs {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #0c0e13;
  border-top: 1px solid var(--gold);
  z-index: 20;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.tdn-tabs a {
  color: var(--ink);
  text-decoration: none;
  text-align: center;
  min-height: 44px;
  padding: 0.75rem 0.2rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tdn-tabs a.is-here { color: var(--gold); }

.tdn-foot {
  color: var(--dim);
  font-size: 0.75rem;
  margin-top: 1.8rem;
  max-width: 44rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}
.tdn-foot p { max-width: 44rem; }
.tdn-foot .colophon { color: var(--ink); }
.tdn-foot nav { margin: 0.55rem 0; }
.tdn-foot a { color: var(--gold); }

@media (max-width: 700px) {
  .cards, .net-card .pair { grid-template-columns: 1fr; }
  h1 { font-size: 1.08rem; }
  .tdn-page { padding: 0.4rem 0.7rem 1.2rem; }
  .first-screen .dateline { margin-bottom: 0.25rem; font-size: 0.72rem; }
  .first-screen .kicker { margin-bottom: 0.2rem; }
  .first-screen .lede { font-size: 0.88rem; margin: 0 0 0.35rem; }
  .first-screen .byline { margin-bottom: 0.4rem; gap: 0.25rem 0.45rem; }
  .net-row { min-height: 38px; padding: 0.32rem 0.48rem; }
  .net-row h3 { font-size: 0.86rem; }
  .net-row .st { font-size: 0.66rem; }
  .net-more, .net-pause { font-size: 0.75rem; }
  .first-screen .exit a { min-height: 42px; }
}