/**
 * Sono Trace — order tracking instrument
 * Unique to track-support.php · Anybody + Atkinson Hyperlegible
 */

:root {
  --so-fog: #e4ebf2;
  --so-mist: #f2f6fa;
  --so-panel: rgba(255, 255, 255, 0.72);
  --so-ink: #0a1628;
  --so-mute: #5a6b7d;
  --so-cyan: #0096c7;
  --so-cyan-hot: #00c2e0;
  --so-flare: #ff4d2e;
  --so-lime: #7ddf64;
  --so-line: rgba(10, 22, 40, 0.1);
  --so-glow: rgba(0, 194, 224, 0.22);
  --so-display: "Anybody", "Segoe UI", sans-serif;
  --so-body: "Atkinson Hyperlegible", "Segoe UI", sans-serif;
  --so-mono: "Martian Mono", ui-monospace, monospace;
  --so-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --so-snap: cubic-bezier(0.34, 1.45, 0.64, 1);
  --so-max: 1180px;
  --so-progress: 0;
}

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

body.so-trace {
  margin: 0;
  min-height: 100vh;
  font-family: var(--so-body);
  color: var(--so-ink);
  background: var(--so-fog);
  -webkit-font-smoothing: antialiased;
}

body.so-trace a { color: inherit; text-decoration: none; }
body.so-trace img { max-width: 100%; display: block; }
body.so-trace button,
body.so-trace input { font: inherit; color: inherit; }
body.so-trace .so-root button { cursor: pointer; border: none; background: none; padding: 0; }

.so-root {
  position: relative;
  min-height: 100vh;
  overflow-x: visible;
  padding-bottom: calc(var(--kb-keybed-h, 132px) + 2.5rem);
}

body.so-trace .a77-bare-main {
  display: block;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* Atmosphere */
.so-sky {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 55% at 12% -10%, rgba(0, 194, 224, 0.28), transparent 55%),
    radial-gradient(ellipse 70% 50% at 92% 8%, rgba(255, 77, 46, 0.12), transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(125, 223, 100, 0.1), transparent 55%),
    linear-gradient(165deg, #dce7f0 0%, var(--so-mist) 42%, #e8eef5 100%);
}

.so-sky::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(10, 22, 40, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 22, 40, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 78%);
}

.so-sky::after {
  content: "";
  position: absolute;
  width: 140%;
  height: 40%;
  left: -20%;
  top: 18%;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(0, 194, 224, 0.06) 40%,
    transparent 70%
  );
  transform: skewY(-8deg);
  animation: soDrift 18s ease-in-out infinite alternate;
}

@keyframes soDrift {
  from { transform: skewY(-8deg) translateX(-2%); }
  to { transform: skewY(-6deg) translateX(3%); }
}

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

/* Mast */
.so-mast {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--so-max);
  margin: 0 auto;
  padding: clamp(1.25rem, 4vw, 2.5rem) clamp(1.1rem, 4vw, 2rem) 0;
}

.so-brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.so-brand-mark {
  font-family: var(--so-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--so-cyan);
}

.so-brand strong {
  font-family: var(--so-display);
  font-size: clamp(1.55rem, 4.2vw, 2.55rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  overflow-wrap: anywhere;
  max-width: 14ch;
}

.so-brand em {
  font-style: normal;
  font-family: var(--so-body);
  font-size: 0.95rem;
  color: var(--so-mute);
  font-weight: 400;
}

.so-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--so-line);
  background: var(--so-panel);
  backdrop-filter: blur(10px);
  font-family: var(--so-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--so-mute);
  white-space: nowrap;
}

.so-status-pill i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--so-mute);
  flex-shrink: 0;
}

.so-status-pill.is-found i {
  background: var(--so-lime);
  box-shadow: 0 0 0 4px rgba(125, 223, 100, 0.25);
  animation: soBlink 1.6s ease-in-out infinite;
}

.so-status-pill.is-miss i {
  background: var(--so-flare);
  box-shadow: 0 0 0 4px rgba(255, 77, 46, 0.2);
}

.so-status-pill.is-idle i {
  background: var(--so-cyan);
  animation: soBlink 2.4s ease-in-out infinite;
}

@keyframes soBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* Hero board */
.so-board {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  max-width: var(--so-max);
  margin: 0 auto;
  padding: clamp(1.75rem, 5vw, 3.25rem) clamp(1.1rem, 4vw, 2rem) 1.5rem;
}

.so-hero-copy {
  max-width: 28rem;
}

.so-kicker {
  margin: 0 0 0.75rem;
  font-family: var(--so-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--so-cyan);
}

.so-hero-copy h1 {
  margin: 0 0 0.85rem;
  font-family: var(--so-display);
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.so-hero-copy h1 span {
  display: block;
  color: var(--so-cyan);
  font-weight: 600;
}

.so-lede {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--so-mute);
  max-width: 34ch;
}

/* Sonar dial */
.so-sonar {
  position: relative;
  width: min(100%, 380px);
  aspect-ratio: 1;
  margin-inline: auto;
  justify-self: end;
}

.so-sonar-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(10, 22, 40, 0.08);
  pointer-events: none;
}

.so-sonar-ring:nth-child(1) { inset: 0; }
.so-sonar-ring:nth-child(2) { inset: 12%; opacity: 0.85; }
.so-sonar-ring:nth-child(3) { inset: 24%; opacity: 0.7; }
.so-sonar-ring:nth-child(4) { inset: 36%; opacity: 0.55; }

.so-sonar-ring.is-lit {
  border-color: rgba(0, 150, 199, 0.45);
  box-shadow: inset 0 0 24px var(--so-glow);
}

.so-sonar-sweep {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(0, 194, 224, 0.28) calc(var(--so-progress) * 90deg),
    transparent calc(var(--so-progress) * 90deg + 1deg)
  );
  mask-image: radial-gradient(circle, transparent 42%, #000 43%);
  animation: soSweep 4.5s linear infinite;
  transform-origin: center;
}

.so-sonar.is-found .so-sonar-sweep {
  animation-duration: 2.8s;
}

.so-sonar.is-miss .so-sonar-sweep {
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(255, 77, 46, 0.2) 40deg,
    transparent 80deg
  );
  animation-duration: 6s;
}

.so-sonar.is-idle .so-sonar-sweep {
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(0, 194, 224, 0.18) 50deg,
    transparent 100deg
  );
}

@keyframes soSweep {
  to { transform: rotate(360deg); }
}

.so-sonar-core {
  position: absolute;
  inset: 38%;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background: linear-gradient(160deg, #fff 0%, #eef5fb 100%);
  border: 1px solid var(--so-line);
  box-shadow:
    0 12px 40px rgba(10, 22, 40, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.so-sonar-core strong {
  font-family: var(--so-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.so-sonar-core span {
  display: block;
  margin-top: 0.25rem;
  font-family: var(--so-mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--so-mute);
}

.so-sonar-beacons {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.so-beacon {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(10, 22, 40, 0.15);
  border: 2px solid #fff;
  transition: background 0.4s var(--so-ease), box-shadow 0.4s, transform 0.4s var(--so-snap);
}

.so-beacon:nth-child(1) { top: 4%; left: 50%; transform: translateX(-50%); }
.so-beacon:nth-child(2) { top: 50%; right: 4%; transform: translateY(-50%); }
.so-beacon:nth-child(3) { bottom: 4%; left: 50%; transform: translateX(-50%); }
.so-beacon:nth-child(4) { top: 50%; left: 4%; transform: translateY(-50%); }

.so-beacon.is-on {
  background: var(--so-cyan-hot);
  box-shadow: 0 0 0 6px var(--so-glow);
}

.so-beacon.is-current {
  background: var(--so-flare);
  box-shadow: 0 0 0 8px rgba(255, 77, 46, 0.22);
  animation: soPulse 1.4s ease-in-out infinite;
}

@keyframes soPulse {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.3); }
}

.so-beacon.is-current:nth-child(2),
.so-beacon.is-current:nth-child(4) {
  animation-name: soPulseY;
}

@keyframes soPulseY {
  0%, 100% { transform: translateY(-50%) scale(1); }
  50% { transform: translateY(-50%) scale(1.3); }
}

/* Ping console (lookup) */
.so-console {
  position: relative;
  z-index: 2;
  max-width: var(--so-max);
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2rem) 2rem;
}

.so-console-frame {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 0;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--so-line);
  background: var(--so-panel);
  backdrop-filter: blur(14px);
  box-shadow: 0 24px 60px rgba(10, 22, 40, 0.08);
}

.so-console-aside {
  padding: clamp(1.4rem, 3vw, 2rem);
  background:
    linear-gradient(160deg, rgba(0, 150, 199, 0.12), transparent 60%),
    linear-gradient(200deg, #0a1628 0%, #132338 100%);
  color: #e8f4fa;
}

.so-console-aside h2 {
  margin: 0 0 0.5rem;
  font-family: var(--so-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.so-console-aside p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(232, 244, 250, 0.72);
  max-width: 28ch;
}

.so-console-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.so-console-meta span {
  font-family: var(--so-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  color: rgba(232, 244, 250, 0.8);
}

.so-form {
  padding: clamp(1.4rem, 3vw, 2rem);
  display: grid;
  gap: 1rem;
  align-content: start;
}

.so-field {
  display: grid;
  gap: 0.4rem;
}

.so-field span {
  font-family: var(--so-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--so-mute);
}

.so-field input {
  width: 100%;
  padding: 0.95rem 1rem;
  border: none;
  border-bottom: 2px solid var(--so-line);
  border-radius: 0;
  background: transparent;
  font-size: 1.05rem;
  outline: none;
  transition: border-color 0.25s, background 0.25s;
}

.so-field input:hover {
  background: rgba(0, 150, 199, 0.04);
}

.so-field input:focus {
  border-bottom-color: var(--so-cyan);
  background: rgba(0, 150, 199, 0.06);
}

.so-field input::placeholder {
  color: rgba(90, 107, 125, 0.55);
}

.so-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.35rem;
}

.so-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  background: var(--so-ink);
  color: #fff !important;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.25s var(--so-ease), background 0.25s;
}

.so-submit:hover {
  background: #132338;
  transform: translateY(-1px);
}

.so-submit::after {
  content: "→";
  font-weight: 400;
  opacity: 0.7;
}

.so-reset {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--so-mute);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.so-reset:hover { color: var(--so-ink); }

/* Echo lane — four stations */
.so-lane {
  position: relative;
  z-index: 2;
  max-width: var(--so-max);
  margin: 0 auto 2rem;
  padding: 0 clamp(1.1rem, 4vw, 2rem);
}

.so-lane-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.so-lane-head h3 {
  margin: 0;
  font-family: var(--so-display);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.so-lane-head span {
  font-family: var(--so-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--so-mute);
}

.so-echoes {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: so-echo;
}

.so-echo {
  position: relative;
  padding: 1.15rem 1rem 1.25rem;
  border-radius: 18px 18px 4px 4px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--so-line);
  border-bottom-width: 3px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.55s var(--so-ease),
    transform 0.55s var(--so-ease),
    border-color 0.35s,
    background 0.35s;
}

.so-echo.is-in {
  opacity: 1;
  transform: none;
}

.so-echo::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0;
  background: linear-gradient(180deg, transparent, rgba(0, 194, 224, 0.18));
  transition: height 0.6s var(--so-ease);
}

.so-echo.is-done {
  border-bottom-color: var(--so-cyan);
  background: rgba(255, 255, 255, 0.88);
}

.so-echo.is-done::before { height: 55%; }

.so-echo.is-current {
  border-bottom-color: var(--so-flare);
  background: #fff;
  box-shadow: 0 12px 32px rgba(255, 77, 46, 0.12);
}

.so-echo.is-current::before {
  height: 70%;
  background: linear-gradient(180deg, transparent, rgba(255, 77, 46, 0.14));
}

.so-echo.is-muted {
  opacity: 0.45;
  filter: grayscale(0.4);
}

.so-echo-wave {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 36px;
  margin-bottom: 0.85rem;
}

.so-echo-wave b {
  flex: 1;
  border-radius: 2px 2px 0 0;
  background: rgba(10, 22, 40, 0.12);
  height: var(--h, 40%);
  transform-origin: bottom;
  transition: background 0.35s, transform 0.5s var(--so-snap);
}

.so-echo.is-done .so-echo-wave b,
.so-echo.is-current .so-echo-wave b {
  background: var(--so-cyan);
  animation: soBar 1.2s ease-in-out infinite alternate;
}

.so-echo.is-current .so-echo-wave b {
  background: var(--so-flare);
}

.so-echo-wave b:nth-child(1) { --h: 35%; animation-delay: 0s; }
.so-echo-wave b:nth-child(2) { --h: 70%; animation-delay: 0.1s; }
.so-echo-wave b:nth-child(3) { --h: 45%; animation-delay: 0.2s; }
.so-echo-wave b:nth-child(4) { --h: 90%; animation-delay: 0.05s; }
.so-echo-wave b:nth-child(5) { --h: 55%; animation-delay: 0.15s; }

@keyframes soBar {
  from { transform: scaleY(0.72); }
  to { transform: scaleY(1); }
}

.so-echo strong {
  display: block;
  font-family: var(--so-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.2rem;
}

.so-echo small {
  font-size: 0.82rem;
  color: var(--so-mute);
}

.so-echo-idx {
  position: absolute;
  top: 0.75rem;
  right: 0.85rem;
  font-family: var(--so-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: var(--so-mute);
}

/* Telemetry readout */
.so-readout {
  position: relative;
  z-index: 2;
  max-width: var(--so-max);
  margin: 0 auto 2.5rem;
  padding: 0 clamp(1.1rem, 4vw, 2rem);
}

.so-tape {
  border-radius: 20px;
  border: 1px solid var(--so-line);
  background: #0a1628;
  color: #d7e8f2;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  overflow: hidden;
  position: relative;
}

.so-tape::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 194, 224, 0.03) 2px,
    rgba(0, 194, 224, 0.03) 4px
  );
  pointer-events: none;
}

.so-tape-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  position: relative;
}

.so-tape-head span {
  font-family: var(--so-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--so-cyan-hot);
}

.so-tape-head strong {
  font-family: var(--so-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  background: rgba(125, 223, 100, 0.15);
  color: var(--so-lime);
}

.so-tape-id {
  position: relative;
  margin: 0 0 1.15rem;
  font-family: var(--so-display);
  font-size: clamp(1.5rem, 3.5vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
}

.so-tape-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.so-tape-grid div {
  padding: 0.75rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.so-tape-grid dt {
  margin: 0 0 0.25rem;
  font-family: var(--so-mono);
  font-size: 0.52rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(215, 232, 242, 0.55);
}

.so-tape-grid dd {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}

.so-tape-actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.so-tape-actions a {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.15rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: transform 0.25s var(--so-ease), background 0.25s;
}

.so-tape-actions a:hover { transform: translateY(-1px); }

.so-link-primary {
  background: var(--so-cyan);
  color: #041018 !important;
}

.so-link-primary:hover { background: var(--so-cyan-hot); }

.so-link-ghost {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #d7e8f2 !important;
}

.so-link-ghost:hover {
  background: rgba(255, 255, 255, 0.06);
}

.so-alert {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border-radius: 20px;
  border: 1px dashed var(--so-line);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
}

.so-alert.is-miss {
  border-style: solid;
  border-color: rgba(255, 77, 46, 0.35);
  background: rgba(255, 77, 46, 0.06);
}

.so-alert strong {
  display: block;
  font-family: var(--so-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
}

.so-alert p {
  margin: 0 0 1rem;
  color: var(--so-mute);
  max-width: 48ch;
  line-height: 1.55;
}

.so-alert a {
  font-weight: 700;
  color: var(--so-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Quick links — not chip pills cluster; slanted rail */
.so-rail {
  position: relative;
  z-index: 2;
  max-width: var(--so-max);
  margin: 0 auto 1.5rem;
  padding: 0 clamp(1.1rem, 4vw, 2rem);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.65rem;
}

.so-rail a {
  display: block;
  padding: 1rem 1.1rem;
  font-weight: 700;
  font-size: 0.9rem;
  border-left: 3px solid var(--so-cyan);
  background: linear-gradient(90deg, rgba(0, 150, 199, 0.08), transparent 70%);
  transition: background 0.25s, transform 0.25s var(--so-ease);
}

.so-rail a:hover {
  background: linear-gradient(90deg, rgba(0, 150, 199, 0.16), transparent 70%);
  transform: translateX(4px);
}

.so-rail a span {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--so-mono);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--so-mute);
}

.so-colophon {
  position: relative;
  z-index: 2;
  max-width: var(--so-max);
  margin: 0 auto;
  padding: 1.5rem clamp(1.1rem, 4vw, 2rem) 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  border-top: 1px solid var(--so-line);
  font-size: 0.85rem;
  color: var(--so-mute);
}

.so-colophon strong {
  font-family: var(--so-display);
  font-weight: 700;
  color: var(--so-ink);
}

.so-colophon nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.so-colophon nav a:hover { color: var(--so-cyan); }

/* Rise */
[data-so-rise] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--so-ease), transform 0.6s var(--so-ease);
  transition-delay: calc(var(--so-delay, 0) * 70ms);
}

[data-so-rise].is-in {
  opacity: 1;
  transform: none;
}

.so-root[data-so-ready="0"] [data-so-rise] {
  animation: so-rise-fallback 0.01s linear 1.4s forwards;
}

@keyframes so-rise-fallback {
  to { opacity: 1; transform: none; }
}

@media (max-width: 900px) {
  .so-board {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .so-sonar {
    justify-self: center;
    width: min(100%, 300px);
    order: -1;
  }

  .so-console-frame {
    grid-template-columns: 1fr;
  }

  .so-echoes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .so-tape-grid {
    grid-template-columns: 1fr;
  }

  .so-rail {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .so-mast {
    flex-direction: column;
    align-items: flex-start;
  }

  .so-echoes,
  .so-rail {
    grid-template-columns: 1fr;
  }

  .so-hero-copy h1 {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .so-sky::after,
  .so-sonar-sweep,
  .so-status-pill i,
  .so-beacon.is-current,
  .so-echo-wave b {
    animation: none !important;
  }

  [data-so-rise],
  .so-echo {
    opacity: 1;
    transform: none;
    transition: none;
  }
}