/* ════════════════════════════════════════════════════════════════
   BENCH TESTER — Hero + CAN Analyzer (bench-tester-light layout)
   ════════════════════════════════════════════════════════════════ */
:root {
  --bt-red: #C8001C;
  --bt-red-hi: #E5001F;
  --bt-red-glow: rgba(200,0,28,.22);
  --bt-dark: #1C1B22;
  --bt-snow: #F7F7F8;
  --bt-line: #ececec;
  --bt-ink: #161616;
  --bt-muted: #5f5f5f;
  --bt-dim: #7a7a82;
  --bt-cond: "Barlow Condensed", "Rajdhani", sans-serif;
  --bt-sans: "Barlow", "Open Sans", sans-serif;
  --bt-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ─── HERO ─── */
.bt-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(92px, 12vh, 120px);
  padding-bottom: 0;
  color: #fff;
  background: linear-gradient(145deg, #18171F 0%, #211E2E 30%, #251F32 60%, #1C1824 100%);
  font-family: var(--bt-sans);
  display: flex;
  flex-direction: column;
}
.bt-hero__canvas {
  position: absolute; inset: 0; z-index: 0; opacity: .55;
  width: 100%; height: 100%;
  pointer-events: none;
}
.bt-hero__grad {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(to top, var(--bt-dark) 0%, rgba(22,21,26,.55) 45%, rgba(22,21,26,.15) 85%),
    radial-gradient(ellipse 55% 50% at 18% 65%, rgba(200,0,28,.12) 0%, transparent 65%);
  pointer-events: none;
}

/* ─── Slider ─── */
.bt-hero__slider {
  position: relative;
  z-index: 5;
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  width: 100%;
  min-height: 0;
}
.bt-hero__viewport {
  position: relative;
  flex: 1 1 auto;
  display: grid;
  min-height: 0;
}
.bt-slide {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .45s ease, transform .45s ease, visibility .45s ease;
  pointer-events: none;
  width: 100%;
  padding: clamp(32px, 5vw, 64px) clamp(14px, 2.2vw, 40px) clamp(28px, 4vw, 48px);
  box-sizing: border-box;
}
.bt-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
}
.bt-slide__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  width: 100%;
  max-width: 1820px;
  margin-inline: auto;
}
.bt-slide__text {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.bt-slide__visual {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  pointer-events: none;
}
.bt-slide.is-active .bt-slide__visual { pointer-events: auto; }
.bt-slide__visual > * {
  width: 100%;
  max-width: 520px;
}

@media (max-width: 1100px) {
  .bt-slide__grid { gap: 40px; }
  .bt-slide { padding-inline: clamp(14px, 2.5vw, 32px); }
}
@media (max-width: 900px) {
  .bt-slide {
    padding: 24px clamp(14px, 4vw, 26px) 36px;
    align-items: stretch;
  }
  .bt-slide__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .bt-slide__visual {
    order: -1;
    justify-content: center;
  }
  .bt-slide__visual > * { max-width: 440px; }
}
@media (max-width: 600px) {
  .bt-slide { padding: 16px 14px 28px; }
  .bt-slide__grid { gap: 24px; }
  .bt-slide__visual > * { max-width: 100%; }
}
@media (max-width: 380px) {
  .bt-slide { padding-inline: 10px; }
}

.bt-dev {
  background: linear-gradient(150deg, #222030 0%, #2A2740 50%, #1E1C2C 100%);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 4px;
  box-shadow: 0 0 0 1px rgba(200,0,28,.12), 0 48px 120px rgba(0,0,0,.7), 0 0 60px rgba(200,0,28,.05);
  overflow: hidden;
}
.bt-dev__bar {
  position: relative;
  background: linear-gradient(90deg, #1E1C2C 0%, #25223A 100%);
  padding: 11px 16px;
  display: flex; align-items: center; gap: 7px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.bt-dev__bar::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--bt-red) 40%, var(--bt-red) 60%, transparent);
}
.bt-dev__dot { width: 9px; height: 9px; border-radius: 50%; }
.bt-dev__dot--r { background: #FF5F57; }
.bt-dev__dot--y { background: #FEBC2E; }
.bt-dev__dot--g { background: #28C840; }
.bt-dev__title {
  font-family: var(--bt-mono); font-size: 8.5px; letter-spacing: 1.5px;
  color: rgba(255,255,255,.3); margin-left: 8px;
}
.bt-dev__live {
  margin-left: auto;
  font-family: var(--bt-mono); font-size: 8px;
  color: #22c55e;
  display: flex; align-items: center; gap: 5px;
}
.bt-dev__live-dot {
  width: 5px; height: 5px; background: #22c55e; border-radius: 50%;
  animation: btPip 1.5s infinite;
}
@keyframes btPip { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.bt-dev__toolbar {
  background: linear-gradient(135deg, #1E1C2C, #252240);
  padding: 6px 12px;
  display: flex; gap: 5px;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.bt-dev__tbtn {
  font-family: var(--bt-mono); font-size: 7.5px;
  padding: 3px 9px;
  border: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.3);
  background: transparent;
  border-radius: 2px;
}
.bt-dev__tbtn--on {
  border-color: rgba(200,0,28,.4);
  color: rgba(200,0,28,.8);
  background: rgba(200,0,28,.06);
}
.bt-dev__cols {
  display: grid; grid-template-columns: 84px 38px 58px 1fr 44px;
  font-family: var(--bt-mono); font-size: 8px; letter-spacing: 1.5px;
  color: rgba(200,0,28,.5);
  padding: 6px 12px;
  border-bottom: 1px solid rgba(255,255,255,.05);
  background: linear-gradient(135deg, #1E1C2C, #252240);
}
.bt-dev__feed { height: 210px; overflow: hidden; }
.bt-dev__row {
  display: grid; grid-template-columns: 84px 38px 58px 1fr 44px;
  font-family: var(--bt-mono); font-size: 10px;
  padding: 4px 12px;
  transition: background .12s;
}
.bt-dev__row:hover { background: rgba(200,0,28,.04); }
.bt-dev__row .dr-t { color: rgba(255,255,255,.18); }
.bt-dev__row .dr-c { color: rgba(255,255,255,.28); }
.bt-dev__row .dr-i { color: #C8001C; }
.bt-dev__row .dr-d { color: rgba(255,255,255,.5); letter-spacing: 1px; }
.bt-dev__row .dr-n { color: #22c55e; }
.bt-dev__row.fl .dr-d { color: rgba(0,210,255,.65); }
.bt-dev__row.tx .dr-i { color: #f97316; }
.bt-dev__status {
  background: linear-gradient(135deg, #1E1C2C, #252240);
  border-top: 1px solid rgba(255,255,255,.05);
  padding: 7px 12px;
  display: flex; justify-content: space-between;
  font-family: var(--bt-mono); font-size: 8px;
  color: rgba(255,255,255,.22);
}
.bt-dev__ok { color: #22c55e; }

.bt-hero__eye {
  font-family: var(--bt-mono); font-size: 10px; letter-spacing: 3px;
  color: rgba(200,0,28,.85);
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 9px;
  text-transform: uppercase;
  flex-wrap: wrap;
}
.bt-hero__eye i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--bt-red);
  animation: btPip 1.8s infinite;
  display: inline-block;
  flex-shrink: 0;
}
.bt-hero__title {
  font-family: var(--bt-cond);
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(46px, 6.4vw, 92px);
  line-height: .9;
  letter-spacing: -1.2px;
  margin: 0 0 clamp(20px, 2.6vw, 32px);
  overflow-wrap: break-word;
  word-wrap: break-word;
}
.bt-hero__w1,
.bt-hero__w2,
.bt-hero__w3 {
  display: block;
}
.bt-hero__w1 { color: #fff; }
.bt-hero__w2 { color: var(--bt-red); }
.bt-hero__w3 {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255,255,255,.2);
  letter-spacing: 6px;
}
.bt-hero__desc {
  font-size: clamp(15px, 1.1vw, 17px);
  font-weight: 300;
  color: rgba(255,255,255,.68);
  line-height: 1.7;
  margin: 0 0 26px;
  max-width: 52ch;
}
.bt-hero__desc strong { color: rgba(255,255,255,.9); font-weight: 600; }
.bt-hero__btns { display: flex; gap: 10px; flex-wrap: wrap; }

.bt-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--bt-cond); font-weight: 700;
  font-size: 13px; letter-spacing: 1.5px;
  color: #fff; text-transform: uppercase;
  padding: 14px 22px; border-radius: 3px;
  cursor: pointer; transition: all .2s ease;
  text-decoration: none;
  border: 1.5px solid transparent;
}
.bt-btn--red { background: var(--bt-red); color: #fff; }
.bt-btn--red:hover {
  background: var(--bt-red-hi); color: #fff;
  box-shadow: 0 5px 24px var(--bt-red-glow);
  transform: translateY(-1px);
}
.bt-btn--outline {
  border-color: rgba(255,255,255,.2);
  background: transparent; color: #fff;
}
.bt-btn--outline:hover {
  border-color: var(--bt-red); color: var(--bt-red);
}

.bt-hero__nums {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 20px 24px;
  margin-top: clamp(22px, 3vw, 36px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid rgba(255,255,255,.1);
  max-width: 560px;
}
.bt-hero__num {
  min-width: 0;
}
.bt-hero__num-n {
  font-family: var(--bt-cond); font-weight: 800;
  font-size: clamp(24px, 2.2vw, 30px);
  color: #fff;
  line-height: 1;
  white-space: nowrap;
}
.bt-hero__num-n em { color: var(--bt-red); font-style: normal; }
.bt-hero__num-l {
  font-family: var(--bt-mono);
  font-size: 8px;
  letter-spacing: 1.6px;
  color: rgba(255,255,255,.36);
  margin-top: 5px;
  line-height: 1.4;
}
.bt-hero__scroll {
  position: absolute; bottom: 28px; left: 50%;
  transform: translateX(-50%); z-index: 10;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  font-family: var(--bt-mono); font-size: 8px; letter-spacing: 2px;
  color: rgba(255,255,255,.25);
}
.bt-hero__scroll-line {
  width: 1px; height: 34px;
  background: linear-gradient(var(--bt-red), transparent);
  animation: btShl 2s infinite;
}
@keyframes btShl {
  0%,100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: .3; transform: scaleY(.5); }
}

/* ════════ CAN ANALYZER (light theme) ════════ */
.bt-analyzer { background: var(--bt-snow); padding: 80px 0; }
.bt-analyzer__head {
  margin: 0 auto 40px;
  max-width: 920px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.bt-lbl {
  font-family: var(--bt-mono); font-size: 9.5px; letter-spacing: 3px;
  color: var(--bt-muted);
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 18px; text-transform: uppercase;
  justify-content: center;
}
.bt-lbl::before {
  content: ""; width: 20px; height: 1px;
  background: var(--bt-red); flex-shrink: 0;
}
.bt-sh {
  font-family: var(--bt-cond); font-weight: 800; text-transform: uppercase;
  font-size: clamp(36px, 4.5vw, 58px); line-height: .92;
  letter-spacing: -1px; margin: 0 0 18px; color: var(--bt-ink);
}
.bt-sh em { color: var(--bt-red); font-style: normal; }
.bt-lead {
  font-size: 16px; color: var(--bt-muted);
  line-height: 1.7; max-width: 760px; margin: 16px auto 0;
}

.bt-az-win {
  border-radius: 6px; overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,.15), 0 0 0 1px rgba(0,0,0,.08);
  font-family: var(--bt-sans); font-size: 12px;
  background: #f5f5f5;
  color: #333;
}
.bt-az-win * { box-sizing: border-box; }
.bt-az-title {
  background: linear-gradient(90deg, #1565C0, #1976D2);
  padding: 7px 14px;
  display: flex; align-items: center; gap: 10px;
}
.bt-az-title__name {
  font-weight: 700; font-size: 13px; color: #fff; letter-spacing: .3px;
}
.bt-az-title__beta {
  font-size: 9px; padding: 2px 7px;
  background: rgba(255,255,255,.2); border-radius: 3px;
  color: #fff; letter-spacing: 1px; font-family: var(--bt-mono);
}
.bt-az-title__meta { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.bt-az-title__fps {
  font-family: var(--bt-mono); font-size: 9px; color: rgba(255,255,255,.6);
}
.bt-az-title__fps span { color: #bbdefb; }
.bt-az-title__conn {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--bt-mono); font-size: 9px; color: #c8e6c9;
  letter-spacing: 1px;
}
.bt-az-title__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #69f0ae; box-shadow: 0 0 6px #69f0ae;
  animation: btPip 2s infinite;
  display: inline-block;
}

.bt-az-tb1 {
  background: #e8e8ec; border-bottom: 1px solid #d0d0d8;
  padding: 6px 10px; display: flex; align-items: center; gap: 5px; flex-wrap: wrap;
}
.bt-az-tb2 {
  background: #eeeeF2; border-bottom: 1px solid #d0d0d8;
  padding: 5px 10px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.bt-az-sep { width: 1px; height: 18px; background: #c0c0cc; flex-shrink: 0; margin: 0 2px; }
.bt-az-tb__label {
  font-family: var(--bt-mono); font-size: 9px; color: #666; white-space: nowrap;
}
.bt-az-sel {
  display: flex; align-items: center; gap: 4px;
  border: 1px solid #bbb; border-radius: 3px; padding: 3px 8px;
  background: #fff; cursor: pointer; white-space: nowrap;
}
.bt-az-sel__l { font-family: var(--bt-mono); font-size: 8px; color: #888; }
.bt-az-sel__v { font-family: var(--bt-mono); font-size: 9px; color: #333; font-weight: 600; }

.bt-az-radio {
  font-family: var(--bt-mono); font-size: 9px; color: #555;
  display: flex; align-items: center; gap: 3px; cursor: pointer; white-space: nowrap;
  margin: 0;
}
.bt-az-radio--on { color: #1565c0; font-weight: 600; }
.bt-az-radio input { accent-color: #1565c0; width: 10px; height: 10px; margin: 0; }
.bt-az-check {
  font-family: var(--bt-mono); font-size: 8px; color: #555;
  display: flex; align-items: center; gap: 3px; cursor: pointer; white-space: nowrap;
  margin: 0;
}
.bt-az-check input { accent-color: #1565c0; width: 9px; height: 9px; margin: 0; }
.bt-az-check--on { color: #1565c0; font-weight: 600; }
.bt-az-dbc {
  font-family: var(--bt-mono); font-size: 8px;
  padding: 3px 10px;
  background: rgba(46,125,50,.12);
  border: 1px solid rgba(46,125,50,.35);
  color: #2e7d32; border-radius: 12px;
  letter-spacing: .5px; white-space: nowrap;
}

.bt-az-tbtn {
  font-family: var(--bt-cond); font-weight: 700;
  font-size: 9.5px; letter-spacing: .4px;
  padding: 4px 10px; border-radius: 4px;
  border: none; cursor: pointer;
  white-space: nowrap;
  transition: filter .15s;
  color: #fff;
}
.bt-az-tbtn:hover { filter: brightness(1.12); }
.bt-az-tbtn--red     { background: #d32f2f; color: #fff; }
.bt-az-tbtn--darkred { background: #b71c1c; color: #ffcdd2; }
.bt-az-tbtn--grey    { background: #455a64; color: #cfd8dc; }
.bt-az-tbtn--purple  { background: #6a1b9a; color: #e1bee7; }
.bt-az-tbtn--orange  { background: #e65100; color: #ffe0b2; }
.bt-az-tbtn--blue    { background: #1565c0; color: #bbdefb; }
.bt-az-tbtn--blue2   { background: #1976d2; color: #fff; }
.bt-az-tbtn--teal    { background: #00695c; color: #b2dfdb; }
.bt-az-tbtn--darkgrey{ background: #263238; color: #cfd8dc; }
.bt-az-tbtn--green   { background: #2e7d32; color: #c8e6c9; }
.bt-az-tbtn--purple2 { background: #7b1fa2; color: #fff; }

.bt-az-body {
  display: grid; grid-template-columns: 160px 1fr 230px;
  background: #f5f5f5; border-bottom: 1px solid #d0d0d8;
}
.bt-az-left {
  background: #fff; border-right: 1px solid #e0e0e8;
  overflow-y: auto; max-height: 420px;
}
.bt-az-panel-hdr {
  padding: 8px 10px;
  font-family: var(--bt-mono); font-weight: 600; font-size: 10px; color: #333;
  border-bottom: 1px solid #e0e0e8;
  display: flex; justify-content: space-between; align-items: center;
}
.bt-az-links { display: flex; gap: 8px; }
.bt-az-link { color: #1565c0; cursor: pointer; font-size: 9px; }
.bt-az-link--grey { color: #999; }
.bt-az-idcount {
  padding: 6px 10px; font-family: var(--bt-mono); font-size: 8px; color: #aaa;
  border-top: 1px solid #f0f0f0;
}
.bt-az-id-chip {
  display: flex; align-items: center; gap: 5px;
  padding: 3px 10px 3px 8px; cursor: pointer;
  font-family: var(--bt-mono); font-size: 8.5px;
  border-bottom: 1px solid #f5f5f5;
}
.bt-az-id-chip:hover { background: #f0f4ff; }
.bt-az-id-chip input { accent-color: #1565c0; width: 10px; height: 10px; margin: 0; }
.bt-az-chip-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; display: inline-block; }

.bt-az-center { background: #fff; display: flex; flex-direction: column; }
.bt-az-traffic-hdr {
  padding: 7px 12px; border-bottom: 1px solid #eee;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 5px;
}
.bt-az-traffic-hdr__t { font-weight: 700; font-size: 12px; color: #1a1a2a; }
.bt-az-checks { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.bt-az-log-btns { padding: 5px 10px; border-bottom: 1px solid #eee; display: flex; gap: 6px; }
.bt-az-log-btns .bt-az-tbtn { font-size: 8px; padding: 3px 10px; }

.bt-az-thead {
  display: grid; grid-template-columns: 90px 22px 22px 24px 76px 30px 1fr 48px 56px;
  padding: 4px 10px; gap: 2px;
  border-bottom: 2px solid #1565c0;
  font-family: var(--bt-mono); font-size: 8px; color: #888; letter-spacing: .5px;
  background: #fafbff;
}
.bt-az-rows { flex: 1; overflow-y: auto; max-height: 305px; }
.bt-az-row {
  display: grid; grid-template-columns: 90px 22px 22px 24px 76px 30px 1fr 48px 56px;
  padding: 2px 10px; gap: 2px;
  border-bottom: 1px solid #f0f0f5;
  align-items: center; transition: background .15s;
  font-family: var(--bt-mono); font-size: 8.5px;
}
.bt-az-row:hover { background: #f0f4ff; }
.bt-az-row.flash { background: #e3f2fd; }
.bt-az-id-dbc { color: #7b1fa2; font-weight: 600; }
.bt-az-id-std { color: #006064; font-weight: 600; }
.bt-az-id-ext { color: #e65100; font-weight: 600; }
.bt-az-dir-in { color: #d32f2f; font-size: 11px; }
.bt-az-dir-out { color: #888; font-size: 11px; }
.bt-az-byte {
  display: inline-block; padding: 1px 4px; border-radius: 2px;
  margin: 0 1px; font-size: 8px; background: #f5f5f5;
  color: #555; min-width: 19px; text-align: center;
  border: 1px solid #e0e0e8;
  transition: background .18s, color .18s, border-color .18s;
  font-family: var(--bt-mono);
}
.bt-az-byte.changed { background: #d32f2f; color: #fff; border-color: #d32f2f; }
.bt-az-cnt { color: #555; }
.bt-az-period { color: #aaa; }
.bt-az-ts { color: #888; font-size: 8px; }

.bt-az-statusbar {
  padding: 4px 10px; background: #f5f5f8; border-top: 1px solid #e8e8ee;
  font-family: var(--bt-mono); font-size: 8px; color: #888;
  display: flex; justify-content: space-between;
}
.bt-az-green { color: #2e7d32; }
.bt-az-blue { color: #1565c0; }
.bt-az-red { color: #c62828; }
.bt-az-statusbar--bottom {
  background: #e8e8ec; border-top: 1px solid #d0d0d8;
  padding: 4px 12px; color: #777;
}

.bt-az-right {
  background: #fafafa; border-left: 1px solid #e0e0e8;
  padding: 10px; overflow-y: auto; max-height: 420px;
}
.bt-az-send {
  background: #fff; border: 1px solid #e0e0e8;
  border-radius: 4px; padding: 9px; margin-bottom: 8px;
}
.bt-az-send__hdr {
  font-size: 9px; color: #555; margin-bottom: 6px;
  display: flex; justify-content: space-between;
}
.bt-az-send__caret { color: #aaa; }
.bt-az-send__row {
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 5px; flex-wrap: wrap;
}
.bt-az-send__lbl {
  font-size: 8px; color: #888; white-space: nowrap;
}
.bt-az-input {
  background: #fff; border: 1px solid #bbb; border-radius: 3px;
  padding: 3px 6px; font-family: var(--bt-mono);
  font-size: 9px; color: #333; font-weight: 600;
  min-width: 55px; text-align: center;
  display: inline-block;
}
.bt-az-input--sm { min-width: 38px; width: 38px; }
.bt-az-bytes {
  display: flex; gap: 2px; flex-wrap: wrap; margin-bottom: 5px;
}
.bt-az-sbyte {
  background: #f5f5f5; border: 1px solid #ccc; border-radius: 3px;
  padding: 3px 4px; font-family: var(--bt-mono);
  font-size: 9px; color: #444; width: 28px; text-align: center;
  cursor: pointer; transition: all .12s;
}
.bt-az-sbyte.is-sel {
  background: #e3f2fd; border-color: #1565c0; color: #1565c0; font-weight: 700;
}
.bt-az-slider { width: 100%; accent-color: #1565c0; height: 4px; margin: 3px 0; }
.bt-az-range {
  display: flex; justify-content: space-between;
  font-size: 7px; color: #aaa; margin-bottom: 5px;
}
.bt-az-curval {
  font-size: 8px; color: #555; margin-bottom: 7px;
}
.bt-az-sending {
  font-size: 7.5px; color: #1565c0; font-style: italic;
}
.bt-az-multi-hdr {
  font-size: 8px; color: #666;
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 5px;
}
.bt-az-multi-actions { display: flex; gap: 6px; font-size: 14px; cursor: pointer; }
.bt-az-frame-hdr {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.bt-az-frame-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 4px; margin-bottom: 5px; align-items: end;
}
.bt-az-mini-l { font-size: 7px; color: #aaa; margin-bottom: 2px; }

.bt-az-features {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.bt-af {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 22px; background: #fff;
  border: 1px solid var(--bt-line); border-radius: 8px;
}
.bt-af__ic {
  font-size: 28px; line-height: 1;
  flex-shrink: 0;
}
.bt-af__t {
  font-family: var(--bt-cond); font-weight: 800;
  font-size: 16px; text-transform: uppercase;
  letter-spacing: .5px; color: var(--bt-ink);
  margin-bottom: 6px;
}
.bt-af__d {
  font-size: 13px; color: var(--bt-muted); line-height: 1.55;
}

@media (max-width: 900px) {
  .bt-az-body { grid-template-columns: 1fr; }
  .bt-az-left, .bt-az-right { display: none; }
  .bt-az-rows { max-height: 360px; }
  .bt-az-thead, .bt-az-row {
    grid-template-columns: 80px 18px 18px 20px 68px 24px 1fr 40px 48px;
  }
}
@media (max-width: 600px) {
  .bt-az-tb1 { gap: 4px; }
  .bt-az-tbtn { font-size: 8.5px; padding: 3px 7px; }
  .bt-az-thead, .bt-az-row {
    grid-template-columns: 76px 16px 16px 18px 60px 22px 1fr 36px;
  }
  .bt-az-col-per, .bt-az-period { display: none; }
  .bt-az-rows { max-height: 300px; }
  .bt-az-title__fps { display: none; }
}
@media (max-width: 420px) {
  .bt-az-thead, .bt-az-row {
    grid-template-columns: 70px 14px 14px 16px 56px 20px 1fr;
  }
  .bt-az-col-cnt, .bt-az-cnt,
  .bt-az-col-per, .bt-az-period { display: none; }
  .bt-az-byte { min-width: 16px; font-size: 7.5px; padding: 1px 2px; margin: 0; }
}

.bt-hero, .bt-hero * { box-sizing: border-box; }