:root {
  --felt-base: #3a383d;
  --felt-edge: #1f2024;
  --shell-top: rgba(68, 69, 74, 0.976);
  --shell-mid: rgba(34, 35, 40, 0.988);
  --shell-deep: rgba(13, 14, 18, 0.996);
  --line: rgba(235, 229, 220, 0.09);
  --line-strong: rgba(235, 229, 220, 0.16);
  --text: #ece5db;
  --muted: #a9a39d;
  --muted-soft: #8d8781;
  --accent: #c3c8a6;
  --warning: #d3b072;
  --shadow-deep: rgba(0, 0, 0, 0.58);
  --shadow-soft: rgba(0, 0, 0, 0.28);
  --mono: "IBM Plex Mono", "JetBrains Mono", "Cascadia Mono", monospace;
  --sans: "IBM Plex Sans", "Segoe UI Variable Text", "Aptos", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at top center, rgba(255, 255, 255, 0.06), transparent 26%),
    linear-gradient(180deg, var(--felt-base) 0%, var(--felt-edge) 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--mono);
  background:
    radial-gradient(circle at 50% 0%, rgba(116, 118, 124, 0.16), transparent 26%),
    linear-gradient(180deg, rgba(41, 42, 46, 0.97), rgba(14, 15, 19, 1));
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.065), transparent 22%),
    radial-gradient(circle at 82% 20%, rgba(116, 124, 138, 0.08), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(0, 0, 0, 0.28), transparent 42%),
    repeating-linear-gradient(24deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(-18deg, rgba(122, 128, 139, 0.012) 0 1px, transparent 1px 9px),
    url("/heather.svg") center top / 190px 190px repeat,
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 18%);
  opacity: 0.38;
  mix-blend-mode: soft-light;
}

body::after {
  background:
    radial-gradient(circle at 50% 8%, rgba(255, 255, 255, 0.09), transparent 18%),
    radial-gradient(circle at 20% 18%, rgba(102, 109, 122, 0.09), transparent 28%),
    radial-gradient(circle at 78% 24%, rgba(124, 130, 142, 0.06), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(0, 0, 0, 0.56), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.018), transparent 12%, rgba(0, 0, 0, 0.34));
  opacity: 0.86;
}

.backdrop-stack {
  position: fixed;
  inset: -6%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  will-change: transform;
}

.felt-canvas,
.ambient-glow {
  position: absolute;
  inset: 0;
}

.felt-canvas {
  width: 100%;
  height: 100%;
  opacity: 0.8;
  filter: contrast(1.12) saturate(0.88);
}

.ambient-glow {
  background:
    radial-gradient(circle at 50% 6%, rgba(255, 255, 255, 0.08), transparent 16%),
    radial-gradient(circle at 18% 18%, rgba(124, 130, 142, 0.08), transparent 24%),
    radial-gradient(circle at 82% 24%, rgba(112, 118, 132, 0.06), transparent 22%),
    radial-gradient(circle at 50% 82%, rgba(0, 0, 0, 0.38), transparent 44%);
  mix-blend-mode: screen;
  opacity: 0.28;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page {
  position: relative;
  z-index: 1;
  width: min(1580px, calc(100vw - 52px));
  margin: 0 auto;
  padding: 54px 0 72px;
}

.terminal-shell,
.support-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(235, 229, 220, 0.14);
  background:
    radial-gradient(circle at 50% -12%, rgba(255, 255, 255, 0.09), transparent 24%),
    radial-gradient(circle at 10% 14%, rgba(255, 255, 255, 0.045), transparent 18%),
    radial-gradient(circle at 90% 18%, rgba(118, 125, 138, 0.085), transparent 24%),
    radial-gradient(circle at 50% 120%, rgba(0, 0, 0, 0.56), transparent 54%),
    linear-gradient(180deg, rgba(74, 75, 80, 0.985) 0%, rgba(43, 44, 49, 0.99) 18%, rgba(22, 23, 28, 0.996) 56%, rgba(10, 11, 15, 0.998) 100%);
  box-shadow:
    0 58px 120px rgba(0, 0, 0, 0.6),
    0 18px 42px rgba(0, 0, 0, 0.3),
    0 2px 10px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.065),
    inset 0 -28px 58px rgba(0, 0, 0, 0.22),
    inset 0 0 0 1px rgba(255, 255, 255, 0.018);
}

.terminal-shell::before,
.terminal-shell::after,
.support-card::before,
.support-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.terminal-shell::before,
.support-card::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.024), transparent 18%, rgba(0, 0, 0, 0.08)),
    radial-gradient(circle at 20% 16%, rgba(255, 255, 255, 0.024), transparent 18%),
    radial-gradient(circle at 78% 74%, rgba(104, 111, 123, 0.042), transparent 30%),
    repeating-linear-gradient(25deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(-19deg, rgba(114, 120, 132, 0.014) 0 1px, transparent 1px 11px),
    url("/heather.svg") center top / 150px 150px repeat,
    linear-gradient(180deg, rgba(255, 255, 255, 0.018), transparent 18%);
  opacity: 0.5;
  mix-blend-mode: soft-light;
}

.terminal-shell::after,
.support-card::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 8%),
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.08), transparent 22%),
    radial-gradient(circle at 50% 44%, transparent 34%, rgba(0, 0, 0, 0.18) 72%, rgba(0, 0, 0, 0.44) 100%),
    linear-gradient(180deg, rgba(255,255,255,0.016) 0%, transparent 20%, rgba(0, 0, 0, 0.26) 100%);
  opacity: 0.9;
}

.nav-chip:focus-visible,
.catalog-item:focus-visible,
.terminal-button:focus-visible {
  outline: 1px solid rgba(211, 176, 114, 0.8);
  outline-offset: 2px;
}

.shell-bar,
.shell-command,
.telemetry-strip,
.shell-footer,
.support-bar,
.support-footer {
  position: relative;
  z-index: 1;
}

.shell-bar,
.telemetry-strip,
.shell-footer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  padding: 0 34px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.012), transparent 56%),
    rgba(255, 255, 255, 0.006);
}

.support-bar,
.support-footer {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.014), transparent 58%),
    rgba(255, 255, 255, 0.005);
}

.shell-bar {
  min-height: 84px;
}

.telemetry-strip,
.shell-footer {
  min-height: 76px;
}

.shell-footer {
  border-bottom: 0;
  border-top: 1px solid var(--line);
}

.bar-brand,
.bar-nav,
.bar-status,
.telemetry-cluster,
.footer-cluster,
.support-bar,
.support-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.bar-nav {
  justify-content: center;
  flex-wrap: wrap;
}

.bar-status,
.telemetry-cluster-right,
.footer-cluster-right {
  justify-content: flex-end;
}

.bar-badge,
.bar-pill,
.nav-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 31px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 68%),
    rgba(255, 255, 255, 0.012);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.82rem;
  text-decoration: none;
}

.nav-chip {
  cursor: pointer;
  transition:
    border-color 160ms ease,
    transform 160ms ease,
    background-color 160ms ease;
}

.nav-chip:hover,
.nav-chip.is-active {
  border-color: rgba(195, 200, 166, 0.36);
  background:
    linear-gradient(180deg, rgba(195, 200, 166, 0.08), transparent 72%),
    rgba(255, 255, 255, 0.018);
}

.nav-chip:hover {
  transform: translateY(-1px);
}

.nav-chip-link {
  color: var(--text);
}

.bar-path,
.bar-subtitle,
.status-copy,
.telemetry-copy,
.footer-copy,
.route-line,
.stage-meta {
  margin: 0;
  white-space: nowrap;
}

.bar-path {
  font-size: 1rem;
  color: var(--text);
}

.bar-subtitle,
.telemetry-copy,
.footer-copy,
.route-line,
.status-copy,
.stage-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--warning);
  box-shadow: 0 0 12px rgba(211, 176, 114, 0.46);
}

.shell-command {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 64px;
  padding: 0 34px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.008), transparent 62%),
    rgba(255, 255, 255, 0.004);
}

.prompt-line,
.prompt-inline {
  margin: 0;
  color: var(--accent);
  font-size: 1rem;
}

.prompt-inline {
  color: var(--text);
}

.hero-grid,
.lower-grid,
.support-grid {
  position: relative;
  z-index: 1;
  display: grid;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.28fr) minmax(390px, 0.82fr);
  min-height: 670px;
}

.catalog-pane,
.stage-pane,
.terminal-panel,
.support-body {
  padding: 28px 34px 34px;
}

.stage-pane {
  border-left: 1px solid var(--line);
}

.pane-intro {
  margin-bottom: 18px;
}

.pane-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pane-copy,
.panel-copy,
.support-copy,
.cart-note,
.stage-copy {
  margin: 0;
  color: var(--muted);
  font-family: var(--sans);
  line-height: 1.65;
}

.catalog-list,
.cart-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.016), transparent 82%),
    rgba(255, 255, 255, 0.012);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.02),
    inset 0 -24px 36px rgba(0, 0, 0, 0.12);
}

.catalog-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 18px;
  width: 100%;
  padding: 20px 22px;
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.catalog-item:first-child {
  border-top: 0;
}

.catalog-item:hover,
.catalog-item.is-selected {
  background:
    linear-gradient(180deg, rgba(195, 200, 166, 0.05), transparent 72%),
    rgba(255, 255, 255, 0.018);
}

.catalog-item.is-hidden {
  display: none;
}

.catalog-index,
.catalog-price,
.detail-price {
  color: var(--warning);
  font-size: 1rem;
}

.catalog-main {
  display: grid;
  gap: 8px;
}

.catalog-name,
.stage-title,
.panel-title,
.support-headline h2 {
  color: var(--text);
}

.catalog-name {
  font-size: 1rem;
}

.catalog-description {
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.55;
}

.action-row,
.support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.terminal-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 68%),
    rgba(255, 255, 255, 0.016);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.terminal-button:hover {
  transform: translateY(-1px);
  border-color: rgba(195, 200, 166, 0.34);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.22);
}

.terminal-button:disabled {
  cursor: not-allowed;
  opacity: 0.54;
  transform: none;
  box-shadow: none;
}

.terminal-button-secondary {
  color: var(--text);
}

.stage-topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.stage-canvas,
.inspect-stage {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background:
    radial-gradient(circle at 50% 16%, rgba(255, 255, 255, 0.1), transparent 22%),
    radial-gradient(circle at 16% 30%, rgba(114, 92, 126, 0.065), transparent 24%),
    radial-gradient(circle at 50% 54%, rgba(96, 78, 108, 0.09), transparent 34%),
    radial-gradient(circle at 50% 100%, rgba(0, 0, 0, 0.4), transparent 52%),
    linear-gradient(180deg, rgba(28, 24, 34, 0.968), rgba(11, 9, 15, 0.996));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.045),
    inset 0 -28px 54px rgba(0, 0, 0, 0.3),
    inset 0 0 0 1px rgba(255, 255, 255, 0.012);
}

.stage-canvas::before,
.inspect-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.02), transparent 22%),
    radial-gradient(circle at 76% 68%, rgba(112, 91, 125, 0.05), transparent 28%),
    repeating-linear-gradient(25deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(-16deg, rgba(126, 107, 138, 0.012) 0 1px, transparent 1px 12px),
    url("/heather.svg") center / 150px 150px repeat,
    radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.02), transparent 18%);
  opacity: 0.34;
  mix-blend-mode: soft-light;
}

.stage-floor {
  position: absolute;
  left: 10%;
  right: 8%;
  bottom: 38px;
  height: 142px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.024), transparent 40%),
    linear-gradient(180deg, rgba(74, 63, 82, 0.46), rgba(12, 10, 16, 0.18)),
    repeating-linear-gradient(18deg, rgba(255, 255, 255, 0.015) 0 1px, transparent 1px 10px),
    url("/heather.svg") center / 130px 130px repeat;
  background-blend-mode: screen, normal, soft-light;
  transform: perspective(980px) rotateX(70deg);
  transform-origin: bottom center;
  box-shadow:
    0 24px 40px rgba(0, 0, 0, 0.36),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.stage-device {
  position: absolute;
  bottom: 70px;
  border: 1px solid rgba(255, 255, 255, 0.045);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 34%),
    rgba(29, 24, 34, 0.76);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.34);
  opacity: 0.82;
}

.stage-device-left {
  left: -14px;
  width: 150px;
  height: 92px;
  transform: perspective(780px) rotateY(32deg) rotateX(6deg);
}

.stage-device-right {
  right: -24px;
  width: 310px;
  height: 102px;
  transform: perspective(920px) rotateX(72deg) rotateZ(-9deg);
}

.stage-media,
.inspect-media {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 180ms ease;
}

.stage-media.is-active,
.inspect-media.is-active {
  opacity: 1;
  visibility: visible;
}

.stage-media img,
.inspect-media img {
  display: block;
  max-width: 100%;
}

.deskmat-board,
.sticker-board {
  display: grid;
  place-items: center;
  width: min(560px, 92%);
  min-height: 228px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 255, 255, 0.055), transparent 26%),
    linear-gradient(180deg, rgba(34, 38, 49, 0.9), rgba(10, 12, 18, 0.96));
  box-shadow:
    0 24px 32px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.stage-media-deskmat,
.inspect-media-deskmat,
.stage-media-stickers,
.inspect-media-stickers {
  align-items: end;
}

.stage-media-deskmat,
.inspect-media-deskmat {
  padding: 26px 28px 46px;
}

.sticker-board {
  width: min(460px, 86%);
  min-height: 250px;
}

.stage-media[data-media="tumbler"] img {
  width: min(510px, 86%);
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
  filter: drop-shadow(0 30px 34px rgba(0, 0, 0, 0.42));
}

.inspect-media[data-media="tumbler"] img {
  width: min(390px, 86%);
  border-radius: 2px;
  filter: drop-shadow(0 24px 26px rgba(0, 0, 0, 0.44));
}

.stage-media-stickers,
.inspect-media-stickers {
  padding: 40px;
}

.deskmat-board {
  position: relative;
  width: min(620px, 95%);
  min-height: 260px;
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 255, 255, 0.02), transparent 18%),
    linear-gradient(180deg, rgba(34, 39, 50, 0.3), rgba(10, 12, 18, 0.18));
  border-color: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.deskmat-board::before {
  content: "";
  position: absolute;
  left: 12%;
  right: 10%;
  bottom: 30px;
  height: 28px;
  background: radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.34), transparent 72%);
  filter: blur(12px);
  opacity: 0.86;
}

.deskmat-surface {
  position: relative;
  width: min(548px, 100%);
  aspect-ratio: 2.68 / 1;
  padding: 26px 28px;
  display: grid;
  align-content: space-between;
  overflow: hidden;
  border: 1px solid rgba(235, 229, 220, 0.08);
  background:
    radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.05), transparent 20%),
    radial-gradient(circle at 82% 72%, rgba(88, 103, 126, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(31, 36, 46, 0.92), rgba(15, 18, 24, 0.98));
  box-shadow:
    0 42px 36px rgba(0, 0, 0, 0.34),
    0 16px 20px rgba(0, 0, 0, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transform: perspective(1200px) rotateX(52deg) rotateZ(-8deg) translateY(12px);
  transform-origin: center bottom;
}

.inspect-media-deskmat .deskmat-surface {
  width: min(470px, 100%);
  transform: perspective(1100px) rotateX(42deg) rotateZ(-7deg) translateY(6px);
}

.deskmat-surface::before,
.deskmat-surface::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.deskmat-surface::before {
  background:
    repeating-linear-gradient(24deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 11px),
    repeating-linear-gradient(-16deg, rgba(102, 115, 134, 0.028) 0 2px, transparent 2px 14px),
    url("/heather.svg") center / 180px 180px repeat;
  mix-blend-mode: soft-light;
  opacity: 0.54;
}

.deskmat-surface::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 24%, rgba(0, 0, 0, 0.18)),
    radial-gradient(circle at 50% 42%, transparent 38%, rgba(0, 0, 0, 0.2) 84%, rgba(0, 0, 0, 0.34) 100%);
}

.deskmat-header,
.deskmat-contract,
.deskmat-ghost {
  position: relative;
  z-index: 1;
}

.deskmat-header {
  color: rgba(228, 232, 205, 0.92);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: lowercase;
}

.deskmat-contract {
  display: grid;
  gap: 5px;
  max-width: 58%;
  color: rgba(213, 216, 205, 0.72);
  font-size: 0.76rem;
  line-height: 1.25;
}

.deskmat-contract span {
  display: block;
}

.deskmat-ghost {
  justify-self: end;
  align-self: end;
  color: rgba(201, 205, 170, 0.16);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  letter-spacing: 0.08em;
  text-transform: lowercase;
}

.sticker-board {
  position: relative;
  width: min(500px, 92%);
  min-height: 284px;
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 255, 255, 0.03), transparent 22%),
    linear-gradient(180deg, rgba(29, 34, 43, 0.3), rgba(10, 12, 18, 0.14));
  border-color: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.sticker-board::before {
  content: "";
  position: absolute;
  inset: 18% 14% 12%;
  border-radius: 18px;
  background: radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.3), transparent 72%);
  filter: blur(16px);
  opacity: 0.9;
}

.sticker-stack {
  position: relative;
  width: min(360px, 88%);
  min-height: 210px;
}

.sticker-card {
  position: absolute;
  top: 50%;
  left: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 214px;
  min-height: 92px;
  padding: 18px 22px;
  border: 1px solid rgba(235, 229, 220, 0.16);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 68%),
    rgba(18, 21, 28, 0.92);
  color: rgba(242, 236, 227, 0.96);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow:
    0 20px 30px rgba(0, 0, 0, 0.3),
    0 4px 12px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.sticker-a {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), transparent 70%),
    linear-gradient(180deg, rgba(234, 229, 220, 0.94), rgba(212, 205, 194, 0.9));
  color: rgba(31, 34, 40, 0.92);
  transform: translate(-58%, -32%) rotate(-8deg);
}

.sticker-b {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 70%),
    linear-gradient(180deg, rgba(38, 44, 54, 0.95), rgba(17, 20, 28, 0.98));
  transform: translate(-50%, -48%) rotate(5deg);
}

.sticker-c {
  background:
    linear-gradient(180deg, rgba(224, 228, 194, 0.12), transparent 72%),
    linear-gradient(180deg, rgba(72, 79, 63, 0.94), rgba(34, 39, 31, 0.98));
  transform: translate(-42%, -8%) rotate(-3deg);
}

.stage-caption {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.stage-title,
.panel-title,
.support-headline h2 {
  margin: 0;
  font-size: clamp(1.55rem, 2.6vw, 2.3rem);
  line-height: 1.1;
}

.lower-grid {
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.9fr);
  border-top: 1px solid var(--line);
}

.terminal-panel {
  min-height: 390px;
}

.spec-panel {
  border-left: 1px solid var(--line);
}

.panel-copy {
  max-width: 42rem;
  margin: 0 0 12px;
}

.panel-copy-muted {
  color: var(--muted-soft);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.signal-cell {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.015);
}

.signal-label {
  color: var(--accent);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signal-value {
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.45;
}

.spec-output {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.97rem;
  line-height: 1.75;
  white-space: pre-wrap;
}

.support-grid {
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.98fr);
  gap: 34px;
  margin-top: 56px;
}

.support-card {
  min-height: 720px;
}

.support-bar,
.support-footer {
  min-height: 74px;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
}

.support-footer {
  border-bottom: 0;
  border-top: 1px solid var(--line);
  justify-content: space-between;
}

.support-heading {
  color: var(--text);
  font-size: 0.95rem;
}

.inspect-stage {
  min-height: 360px;
  margin: 0 28px;
}

.support-headline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.support-copy {
  margin-top: 12px;
}

.variant-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.variant-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.018);
  color: var(--muted);
  font-size: 0.84rem;
}

.cart-summary {
  margin-bottom: 20px;
}

.cart-lede {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 1rem;
}

.cart-list {
  min-height: 320px;
}

.cart-row,
.cart-empty {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.cart-row:first-child,
.cart-empty:first-child {
  border-top: 0;
}

.cart-item-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.cart-row {
  grid-template-columns: 1fr auto;
  align-items: start;
}

.cart-row .catalog-price {
  justify-self: end;
}

.cart-row .terminal-button {
  min-height: 34px;
  padding: 0 12px;
  justify-self: end;
  font-size: 0.82rem;
}

.cart-item-name {
  color: var(--text);
  font-size: 0.98rem;
}

.cart-item-meta {
  color: var(--muted);
  font-family: var(--sans);
  line-height: 1.5;
}

.cart-empty {
  color: var(--muted);
  font-family: var(--sans);
}

@media (max-width: 1320px) {
  .page {
    width: min(100vw - 24px, 1580px);
    padding-top: 24px;
  }

  .shell-bar,
  .telemetry-strip,
  .shell-footer {
    grid-template-columns: 1fr;
    justify-items: start;
    padding: 18px 22px;
  }

  .hero-grid,
  .lower-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .stage-pane,
  .spec-panel {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 820px) {
  .shell-command,
  .catalog-pane,
  .stage-pane,
  .terminal-panel,
  .support-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .support-bar,
  .support-footer {
    padding: 18px;
  }

  .inspect-stage {
    margin: 0 18px;
  }

  .catalog-item {
    grid-template-columns: 1fr;
  }

  .action-row,
  .support-actions {
    flex-direction: column;
  }

  .terminal-button {
    width: 100%;
  }

  .signal-grid {
    grid-template-columns: 1fr;
  }

  .stage-canvas,
  .inspect-stage {
    min-height: 320px;
  }

  .stage-media[data-media="tumbler"] img,
  .inspect-media[data-media="tumbler"] img {
    width: min(290px, 84%);
  }

  .stage-device {
    display: none;
  }

  .stage-floor {
    left: 4%;
    right: 4%;
  }

  .deskmat-board,
  .sticker-board {
    width: 100%;
    min-height: 210px;
    padding: 0;
  }

  .deskmat-surface {
    width: min(320px, 92%);
    padding: 18px;
    transform: perspective(900px) rotateX(48deg) rotateZ(-7deg) translateY(8px);
  }

  .inspect-media-deskmat .deskmat-surface {
    width: min(300px, 92%);
  }

  .deskmat-contract {
    max-width: 72%;
    font-size: 0.58rem;
  }

  .deskmat-ghost {
    font-size: 1.2rem;
  }

  .sticker-stack {
    width: min(260px, 86%);
    min-height: 180px;
  }

  .sticker-card {
    width: 170px;
    min-height: 72px;
    font-size: 0.72rem;
  }
}