.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  border-bottom: 1px solid var(--line-d);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  padding-block: var(--s-4);
}
.nav__id {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 40px;
  font-family: var(--display);
  font-weight: 300;
  font-size: 1.25rem;
  letter-spacing: -0.005em;
  color: var(--ivory);
}
.nav__id span { color: var(--accent-hi); }
.nav__logo { flex: none; width: auto; height: 1.1em; margin-right: 0.25rem; color: var(--accent-hi); }

.nav__links { display: flex; align-items: center; gap: clamp(0.875rem, 1.6vw, 1.75rem); font-size: 0.875rem; }
.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  transition: color var(--fast) var(--ease);
}
.nav__link:hover { color: var(--ivory); }
.nav__link[aria-current="true"] { color: var(--ivory); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0.55rem;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--base) var(--ease);
}
.nav__link:hover::after { transform: scaleX(1); }
.nav__link[aria-current="true"]::after { transform: scaleX(1); }

.nav__toggle { display: none; align-items: center; gap: var(--s-3); min-height: 40px; font-size: 0.875rem; }
.nav__bars { display: grid; gap: 4px; width: 18px; }
.nav__bars span { display: block; height: 1px; background: currentColor; transition: transform var(--base) var(--ease); }
.nav__toggle[aria-expanded="true"] .nav__bars span:first-child { transform: translateY(2.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__bars span:last-child  { transform: translateY(-2.5px) rotate(-45deg); }

.nav__panel {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--nav-h, 73px) + var(--s-5)) var(--pad) var(--s-7);
  background: var(--deep);
  color: var(--ivory);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--base) var(--ease), visibility 0s linear var(--base);
}
.nav__panel.is-open { visibility: visible; opacity: 1; transition-delay: 0s; }
.nav:has(.nav__toggle[aria-expanded="true"]) { z-index: calc(var(--z-menu) + 1); }
.nav__panel-list { border-top: 1px solid var(--line-d); }
.nav__panel-link {
  display: grid;
  grid-template-columns: 2.75rem 1fr;
  align-items: baseline;
  gap: var(--s-4);
  padding-block: var(--s-4);
  border-bottom: 1px solid var(--line-d);
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.75rem, 1.1rem + 2.4vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.nav__panel-link .mono { color: var(--accent-hi); }
.nav__panel .live { color: var(--iv-55); }

body.is-locked { overflow: hidden; }

.act {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 44px;
  padding: 0 var(--s-4);
  border: 1px solid transparent;
  border-radius: var(--r);
  font-family: var(--mono);
  font-size: var(--t-mono);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background-color var(--base) var(--ease),
              border-color var(--base) var(--ease),
              color var(--base) var(--ease);
}
.act__arrow { transition: transform var(--base) var(--ease); }

.act { position: relative; }
.act::before,
.act::after { position: absolute; pointer-events: none; opacity: 0; transition: opacity var(--fast) var(--ease); }
.act::before {
  content: "";
  inset: -4px;
  box-shadow: inset 0 0 0 1px transparent;
  background:
    linear-gradient(#FFFFFF, #FFFFFF) left 1px top 1px / 5px 5px no-repeat,
    linear-gradient(#FFFFFF, #FFFFFF) right 1px top 1px / 5px 5px no-repeat,
    linear-gradient(#FFFFFF, #FFFFFF) left 1px bottom 1px / 5px 5px no-repeat,
    linear-gradient(#FFFFFF, #FFFFFF) right 1px bottom 1px / 5px 5px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left top / 7px 7px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 7px 7px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left bottom / 7px 7px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right bottom / 7px 7px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left 3px top 3px / calc(100% - 6px) 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left 3px bottom 3px / calc(100% - 6px) 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left 3px top 3px / 1px calc(100% - 6px) no-repeat,
    linear-gradient(var(--accent), var(--accent)) right 3px top 3px / 1px calc(100% - 6px) no-repeat;
}
.act::after {
  content: attr(data-size);
  left: 50%; top: calc(100% + 9px);
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--accent);
  color: var(--deep);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
  transform: translateX(-50%);
}
.act:hover::before, .act:focus-visible::before,
.act[data-size]:hover::after, .act[data-size]:focus-visible::after { opacity: 1; }
.act:hover .act__arrow { transform: translateX(3px); }

.act--key { background: var(--accent); color: var(--deep); }
.act--key:hover { background: var(--accent-2); }

.act--line { border-color: var(--line-2); color: var(--ink); }
.act--line:hover { border-color: var(--ink); }
.deep .act--line { border-color: var(--line-d2); color: var(--ivory); }
.deep .act--line:hover { border-color: var(--ivory); }

.ln { position: relative; display: inline-block; }
.ln::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--base) var(--ease);
}
.ln:hover::after { transform: scaleX(1); }

.out {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 40px;
  color: var(--accent-tx);
}
.deep .out { color: var(--accent-hi); }
.out__arrow { transition: transform var(--base) var(--ease); }
.out:hover .out__arrow { transform: translate(3px, -3px); }

.live { display: inline-flex; align-items: center; gap: var(--s-2); }
.live__dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); flex: none; }
@media (prefers-reduced-motion: no-preference) {
  .live__dot { animation: beat 2.6s var(--ease) infinite; }
}
@keyframes beat { 0%, 66%, 100% { opacity: 1; } 84% { opacity: 0.25; } }

.console { border: 1px solid var(--line-d); border-radius: var(--r); background: rgba(244, 239, 227, 0.02); }
.console__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-3) var(--s-4);
  border-bottom: 1px solid var(--line-d);
}

.console__row { display: block; padding: var(--s-4); border-bottom: 1px solid var(--line-d); transition: background-color var(--base) var(--ease); }
.console__row:last-child { border-bottom: 0; }
.console__row:hover { background: rgba(255, 67, 38, 0.06); }

.console__top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-4); }
.console__name { font-family: var(--mono); font-size: 0.8125rem; letter-spacing: 0.02em; color: var(--ivory); }
.console__row:hover .console__name { color: var(--accent-hi); }

.console__read {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-3);
  margin-top: var(--s-4);
}
.console__cell > .mono { display: block; color: var(--iv-40); }
.console__v { display: block; margin-top: 2px; font-family: var(--mono); font-size: 0.8125rem; color: var(--ivory); }

.steps { display: grid; gap: 0; border-top: 1px solid var(--line); }
.step {
  display: grid;
  grid-template-columns: minmax(0, 3rem) minmax(0, 1fr);
  column-gap: var(--s-5);
  align-items: start;
  padding-block: var(--s-5);
  border-bottom: 1px solid var(--line);
}
.step__no { color: var(--accent-tx); }
.step__name { margin-bottom: var(--s-2); }
.step__say { color: var(--ink-60); font-size: var(--t-fine); line-height: 1.62; max-width: 62ch; }

.foot { border-top: 1px solid var(--line-d); }
.foot .container { padding-block: var(--s-5); }
.foot__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s-3) var(--s-5);
}
.foot__links { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); }
.foot__link { display: inline-flex; align-items: center; gap: var(--s-2); min-height: 40px; transition: color var(--fast) var(--ease); }
.foot__link:hover { color: var(--ivory); }
.foot__icon { flex: none; width: 16px; height: 16px; }

.plate--device { position: relative; display: block; container-type: inline-size; }
.device {
  --dw: 36cqw;
  position: absolute;
  left: 50%; top: 8%;
  display: block;
  width: var(--dw);
  aspect-ratio: 71.6 / 147.6;
  padding: calc(var(--dw) * 0.034);
  border-radius: calc(var(--dw) * 0.18);
  background: #0B0B0C;
  box-shadow:
    0 0 0 calc(var(--dw) * 0.011) #8C877F,
    0 0 0 calc(var(--dw) * 0.017) #3A3834,
    0 calc(var(--dw) * 0.1) calc(var(--dw) * 0.22) calc(var(--dw) * -0.04) rgba(0, 0, 0, 0.45);
  transform: translateX(-50%);
  transition: transform var(--slow) var(--ease-out);
}
.device__screen {
  position: relative;
  display: block;
  height: 100%;
  overflow: hidden;
  border-radius: calc(var(--dw) * 0.148);
  background: var(--screen, #000);
}
.device__screen img { display: block; width: 100%; height: auto; }
.device__island {
  position: absolute;
  top: calc(var(--dw) * 0.03); left: 50%;
  width: calc(var(--dw) * 0.3);
  height: calc(var(--dw) * 0.088);
  border-radius: 999px;
  background: #000;
  transform: translateX(-50%);
}
.device__btn { position: absolute; display: block; width: calc(var(--dw) * 0.016); border-radius: 2px; background: #6E6A64; }
.device__btn--action { left: calc(var(--dw) * -0.032); top: 17%; height: 4.5%; }
.device__btn--up     { left: calc(var(--dw) * -0.032); top: 25%; height: 8%; }
.device__btn--down   { left: calc(var(--dw) * -0.032); top: 35%; height: 8%; }
.device__btn--power  { right: calc(var(--dw) * -0.032); top: 28%; height: 12%; }

.plate--device.plate--labelcaster { --screen: #2D3C37; background: #2D3C37; }

.plate--labelcaster .device__screen img { clip-path: inset(0.4% 0 0.4% 0); }
.plate--device.plate--eagl { --screen: #262729; background: #262729; }

.plate--device.plate--eagl .device { top: 4%; }
.plate--device.plate--tpnl { --screen: #FDFFFC; background: #EEF3DA; }

.card:hover .device { transform: translate(-50%, -1.5%); }
.rec__plate .device { --dw: 22cqw; }
@media (max-width: 900px) { .rec__plate .device { --dw: 30cqw; } }
@media (max-width: 560px) { .rec__plate .device { --dw: 40cqw; } .card__plate .device { --dw: 42cqw; top: 7%; } }
@media (prefers-reduced-motion: reduce) { .card:hover .device { transform: translateX(-50%); } }

.laptop {
  --lw: 76cqw;
  position: absolute;
  left: 50%; top: 52%;
  display: block;
  width: calc(var(--lw) * 1.12);
  transform: translate(-50%, -50%);
  transition: transform var(--slow) var(--ease-out);
}
.laptop__lid {
  position: relative;
  display: block;
  width: var(--lw);
  margin-inline: auto;
  padding: calc(var(--lw) * 0.02) calc(var(--lw) * 0.016) calc(var(--lw) * 0.024);
  border-radius: calc(var(--lw) * 0.026) calc(var(--lw) * 0.026) calc(var(--lw) * 0.006) calc(var(--lw) * 0.006);
  background: #0B0B0C;
  box-shadow: 0 0 0 calc(var(--lw) * 0.003) #A19D96;
}
.laptop__cam {
  position: absolute;
  top: calc(var(--lw) * 0.008); left: 50%;
  display: block;
  width: calc(var(--lw) * 0.006); height: calc(var(--lw) * 0.006);
  border-radius: 50%;
  background: #26262A;
  transform: translateX(-50%);
}
.laptop__screen { display: block; overflow: hidden; background: var(--screen, #FFF); }
.laptop__screen img { display: block; width: 100%; height: auto; }
.laptop__base {
  position: relative;
  display: block;
  height: calc(var(--lw) * 0.03);
  border-radius: calc(var(--lw) * 0.002) calc(var(--lw) * 0.002) calc(var(--lw) * 0.06) calc(var(--lw) * 0.06) / calc(var(--lw) * 0.002) calc(var(--lw) * 0.002) calc(var(--lw) * 0.022) calc(var(--lw) * 0.022);
  background: linear-gradient(180deg, #3A3A3E 0%, #1A1A1C 40%, #0B0B0C 100%);
  box-shadow: 0 calc(var(--lw) * 0.03) calc(var(--lw) * 0.05) calc(var(--lw) * -0.02) rgba(0, 0, 0, 0.4);
}

.laptop__base::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 15%; height: 38%;
  border-radius: 0 0 calc(var(--lw) * 0.008) calc(var(--lw) * 0.008);
  background: #050506;
  transform: translateX(-50%);
}

.card:hover .laptop { transform: translate(-50%, -51.5%); }
.rec__plate .laptop { --lw: 58cqw; }
@media (max-width: 900px) { .rec__plate .laptop { --lw: 76cqw; } }
@media (max-width: 560px) { .rec__plate .laptop, .card__plate .laptop { --lw: 84cqw; } }
@media (prefers-reduced-motion: reduce) { .card:hover .laptop { transform: translate(-50%, -50%); } }

.plate--device.plate--chartvps { --screen: #F2EEEB; background: #F8F4F0; }