:root {
  color-scheme: only dark;
  --bg: #0A0A0B;
  --surface: #111114;
  --ink: #EAE6DF;
  --silver: #B8BDC6;
  --muted: #7C8089;
  --border: #202228;
  --oxblood: #A6141E;
  --accent: #D91E2A;
  --accent-fill: #B81722;
  --accent-fill-hover: #9E131D;
  --accent-ink: #FFFFFF;
  --accent-text: #FF6B74;
  --accent-glow: rgba(217, 30, 42, 0.14);
  --ok: #3AD17A;

  --mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

.visually-hidden:where(:not(:focus-within, :active)) {
  position: absolute !important;
  clip-path: inset(50%) !important;
  overflow: hidden !important;
  inline-size: 1px !important;
  block-size: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.crt-scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.015) 0 1px,
    transparent 1px 3px
  );
  opacity: 0.28;
}

/* NF-01 SubWarp Op-Art Radiating Checkerboard Backdrop */
.subwarp-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.subwarp-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 68% 58% at 50% 46%,
    rgba(10, 10, 11, 0.52) 0%,
    rgba(10, 10, 11, 0.20) 46%,
    rgba(10, 10, 11, 0.86) 86%,
    var(--bg) 100%
  );
}

.subwarp-svg {
  position: absolute;
  inset-block-start: 46%;
  inset-inline-start: 50%;
  translate: -50% -50%;
  inline-size: max(125vw, 125vh);
  block-size: max(125vw, 125vh);
  display: block;
  -webkit-mask-image: radial-gradient(
    circle at center,
    rgba(0, 0, 0, 0.45) 0%,
    rgba(0, 0, 0, 0.96) 24%,
    rgba(0, 0, 0, 0.88) 54%,
    transparent 74%
  );
  mask-image: radial-gradient(
    circle at center,
    rgba(0, 0, 0, 0.45) 0%,
    rgba(0, 0, 0, 0.96) 24%,
    rgba(0, 0, 0, 0.88) 54%,
    transparent 74%
  );
}

.sw-ring {
  transform-box: view-box;
  transform-origin: 600px 600px;
}

@media (prefers-reduced-motion: no-preference) {
  .sw-ring-0 { animation: swDriftCw 160s linear infinite; }
  .sw-ring-1 { animation: swDriftCcw 180s linear infinite; }
  .sw-ring-2 { animation: swDriftCw 200s linear infinite; }
  .sw-ring-3 { animation: swDriftCcw 220s linear infinite; }
  .sw-ring-4 { animation: swDriftCw 240s linear infinite; }
  .sw-ring-5 { animation: swDriftCcw 260s linear infinite; }
  .sw-ring-6 { animation: swDriftCw 280s linear infinite; }
  .sw-ring-7 { animation: swDriftCcw 300s linear infinite; }
  .sw-ring-8 { animation: swDriftCw 320s linear infinite; }
  .sw-ring-9 { animation: swDriftCcw 340s linear infinite; }
}

html[data-bg-paused="true"] .sw-ring,
html[data-bg-paused="true"] .signal-dot,
html[data-bg-paused="true"] .corridor-svg .ring {
  animation-play-state: paused !important;
}

:where(a:any-link, button, input, [tabindex]):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page-shell {
  position: relative;
  z-index: 2;
  min-block-size: 100dvb;
  inline-size: min(1320px, 100% - clamp(24px, 6vw, 80px));
  margin-inline: auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

/* Header */
.top-bar {
  padding-block: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
}

.footer-right {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.motion-toggle {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  background: transparent;
  border: 0;
  padding: 6px 2px;
  min-block-size: 32px;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: underline;
  text-decoration-color: var(--border);
  text-underline-offset: 4px;
}

.motion-toggle:hover {
  color: var(--ink);
  text-decoration-color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  .motion-toggle {
    display: none;
  }
}

.meta-line,
.signal-status {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
  white-space: nowrap;
}

.signal-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--silver);
}

.signal-dot {
  inline-size: 6px;
  block-size: 6px;
  border-radius: 50%;
  background: var(--accent);
}

@media (prefers-reduced-motion: no-preference) {
  .signal-dot {
    animation: slowPulse 2.6s ease-in-out infinite;
  }
}

/* Centered Full-Width Logo Hero */
.gate-main {
  display: grid;
  place-items: center;
  padding-block: clamp(20px, 4dvb, 44px);
}

.hero {
  inline-size: 100%;
  display: grid;
  justify-items: center;
  text-align: center;
  gap: clamp(20px, 3.6dvb, 38px);
}

.corridor-wrap {
  position: relative;
  display: grid;
  place-items: center;
}

.corridor-wrap::before {
  content: "";
  position: absolute;
  inset: -45%;
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  pointer-events: none;
}

.corridor-svg {
  inline-size: clamp(72px, 11vw, 132px);
  block-size: auto;
  aspect-ratio: 1 / 1;
  position: relative;
  z-index: 1;
}

.corridor-svg .r1,
.corridor-svg .r2,
.corridor-svg .r3 {
  fill: var(--ink);
}

.corridor-svg .r4 {
  fill: var(--oxblood);
}

@media (prefers-reduced-motion: no-preference) {
  .corridor-svg .r1 { animation: ringBreathe 5.2s ease-in-out infinite; }
  .corridor-svg .r2 { animation: ringBreathe 5.2s ease-in-out 0.35s infinite; }
  .corridor-svg .r3 { animation: ringBreathe 5.2s ease-in-out 0.7s infinite; }
  .corridor-svg .r4 { animation: doorGlow 3.2s ease-in-out infinite; }
}

.wordmark-heading {
  margin: 0;
  inline-size: 100%;
}

.wordmark-svg {
  inline-size: 100%;
  block-size: auto;
  display: block;
}

/* Logo-Matched Geometric Countdown */
.countdown-stage {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: clamp(8px, 2vw, 24px);
  margin-block: clamp(4px, 1dvb, 12px);
}

.cd-group {
  display: grid;
  justify-items: center;
  gap: 8px;
}

.cd-digits {
  display: flex;
  align-items: center;
  gap: clamp(4px, 0.8vw, 10px);
}

.cd-digits svg {
  inline-size: clamp(22px, 3.6vw, 44px);
  block-size: auto;
  aspect-ratio: 42 / 56;
  display: block;
}

.cd-colon {
  display: flex;
  align-items: center;
}

.cd-colon svg {
  inline-size: clamp(6px, 0.95vw, 12px);
  block-size: auto;
  aspect-ratio: 11 / 56;
  display: block;
}

.cd-label {
  font-family: var(--mono);
  font-size: clamp(0.625rem, 0.55rem + 0.25vw, 0.75rem);
  letter-spacing: 0.2em;
  color: var(--muted);
}

/* Minimal Waitlist Gate */
.waitlist-box {
  inline-size: min(460px, 100%);
  text-align: left;
  margin-block-start: 4px;
}

.field label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-block-end: 8px;
  color: var(--silver);
  text-align: center;
}

.input-row {
  display: flex;
  gap: 8px;
}

@media (max-width: 520px) {
  .input-row {
    flex-direction: column;
  }
}

.input-row input[type="email"] {
  flex: 1;
  min-inline-size: 0;
  min-block-size: 48px;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  padding: 12px 14px;
  font: inherit;
  font-family: var(--mono);
  font-size: max(1rem, 1em);
}

.input-row input[type="email"]::placeholder {
  color: var(--muted);
}

.input-row input:is(:user-invalid, .user-invalid-fallback) {
  border-color: #FF6B74;
  background-color: #1A0D10;
}

.input-row input:user-valid {
  border-color: var(--ok);
}

.hint {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin-block-start: 8px;
  text-align: center;
}

.error-msg {
  display: none;
  color: #FF828A;
  font-size: 12px;
  margin-block-start: 8px;
  font-family: var(--mono);
  text-align: center;
}

.field:has(input:is(:user-invalid, .user-invalid-fallback)) .error-msg {
  display: block;
}

.server-error {
  display: block;
}

.server-error[hidden] {
  display: none;
}

.submit-btn {
  min-block-size: 48px;
  background: var(--accent-fill);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
  padding: 12px 22px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}

.submit-btn:hover {
  background: var(--accent-fill-hover);
}

.waitlist-confirmed {
  border: 1px solid rgba(58, 209, 122, 0.45);
  background: rgba(58, 209, 122, 0.06);
  padding: 14px 16px;
  text-align: center;
}

.waitlist-confirmed p {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--silver);
}

.confirmed-badge {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ok);
}

.share-gate {
  margin-block-start: 14px;
  padding-block-start: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 8px;
}

.share-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.share-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.share-url {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--silver);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 7px 10px;
  max-inline-size: 100%;
  overflow-wrap: anywhere;
}

.copy {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.copy-button {
  min-inline-size: 24px;
  min-block-size: 32px;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--border);
  padding: 6px 12px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--silver);
}

.copy-button[data-copied] {
  border-color: var(--ok);
  color: var(--ok);
}

.copy-button[data-failed] {
  border-color: var(--accent);
  color: var(--accent-text);
}

.copy-tip {
  position: absolute;
  inset-block-end: calc(100% + 6px);
  inset-inline-start: 50%;
  translate: -50% 4px;
  padding: 4px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.18s ease, translate 0.18s ease;
}

.copy-button[data-copied] + .copy-tip,
.copy-button[data-failed] + .copy-tip {
  opacity: 1;
  translate: -50% 0;
}

@media (prefers-reduced-motion: reduce) {
  .copy-tip {
    translate: -50% 0;
    transition: opacity 0.12s linear;
  }
}

/* Approved Piece Preview */
.piece-preview {
  inline-size: min(920px, 100%);
  margin-block-start: clamp(8px, 2dvb, 20px);
  border: 1px solid var(--border);
  background: rgba(17, 17, 20, 0.88);
  padding: clamp(14px, 3vw, 24px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(18px, 3.5vw, 32px);
  align-items: center;
  text-align: left;
}

@media (max-width: 780px) {
  .piece-preview {
    grid-template-columns: 1fr;
  }
}

.piece-stage {
  position: relative;
  inline-size: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg);
  border: 1px solid var(--border);
  overflow: hidden;
}

.piece-picture {
  display: block;
  inline-size: 100%;
  block-size: 100%;
}

.piece-picture[hidden] {
  display: none;
}

.piece-picture img {
  display: block;
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
}

.piece-details {
  display: grid;
  gap: 18px;
}

.piece-tag {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--accent-text);
  margin-block-end: 6px;
}

.piece-header h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(1.15rem, 1rem + 0.8vw, 1.5rem);
  letter-spacing: 0.12em;
  color: var(--ink);
}

.piece-price {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--silver);
}

.piece-controls {
  display: grid;
  gap: 12px;
}

.control-block {
  display: grid;
  gap: 6px;
}

.control-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.toggle-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.toggle-btn {
  min-block-size: 38px;
  padding: 8px 12px;
  background: var(--bg);
  color: var(--silver);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  cursor: pointer;
}

.toggle-btn:hover {
  border-color: var(--silver);
  color: var(--ink);
}

.toggle-btn[aria-pressed="true"] {
  border-color: var(--accent);
  background: rgba(217, 30, 42, 0.14);
  color: var(--ink);
}

.piece-specs {
  margin: 0;
  padding-inline-start: 18px;
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--silver);
}

.piece-jump {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-block-size: 40px;
  padding: 8px 14px;
  border: 1px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.piece-jump:hover {
  background: var(--ink);
  color: var(--bg);
}

@media (forced-colors: active) {
  .toggle-btn[aria-pressed="true"] {
    outline: 2px solid Highlight;
  }
}

/* Footer */
.site-footer {
  padding-block: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.site-footer span:first-child {
  color: var(--ink);
}

@media (forced-colors: active) {
  .submit-btn {
    background: ButtonFace;
    color: ButtonText;
    border: 2px solid ButtonText;
  }
}

@keyframes slowPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}

@keyframes ringBreathe {
  0%, 100% { opacity: 0.96; transform: scale(1); transform-origin: 50% 50%; }
  50% { opacity: 0.68; transform: scale(0.982); transform-origin: 50% 50%; }
}

@keyframes doorGlow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.65; }
}

@keyframes swDriftCw {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes swDriftCcw {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}