/* Aether Campus — Status / wait screens (theme-aware light + dark) */

.sx-page,
.sx-embed {
  --sx-accent: var(--accent);
  --sx-glow: color-mix(in srgb, var(--sx-accent) 40%, transparent);
  --sx-ink: var(--text);
  --sx-muted: var(--text2);
  --sx-soft: var(--text3);
  --sx-panel: color-mix(in srgb, var(--surface) 88%, transparent);
  --sx-panel-border: var(--border);
  --sx-ghost-bg: var(--surface2);
  --sx-ghost-border: var(--border2);
  --sx-line: color-mix(in srgb, var(--text) 14%, transparent);
  --sx-dust: color-mix(in srgb, var(--sx-accent) 70%, #fff);
  --sx-code: color-mix(in srgb, var(--sx-accent) 12%, transparent);
  --sx-float-bg: color-mix(in srgb, var(--surface) 92%, transparent);
  --sx-float-ink: var(--text2);
  --sx-gear: color-mix(in srgb, var(--sx-accent) 28%, transparent);
  --sx-wait-bg: var(--surface2);
  --sx-progress-track: color-mix(in srgb, var(--text) 8%, transparent);
  --sx-scene-top: color-mix(in srgb, var(--sx-accent) 18%, var(--bg2));
  --sx-scene-bot: var(--bg);
  --sx-page-top: color-mix(in srgb, var(--sx-accent) 14%, var(--bg));
  --sx-page-mid: var(--bg);
  --sx-page-bot: var(--bg2);
  --sx-grid-line: color-mix(in srgb, var(--text) 8%, transparent);
  --sx-sat: #fff;
}

/* Dark — root pages + app status animations */
body:not(.light) .sx-page,
body:not(.light) .sx-embed {
  --sx-ink: #EEF0F8;
  --sx-muted: rgba(238, 240, 248, 0.72);
  --sx-soft: rgba(238, 240, 248, 0.55);
  --sx-panel: rgba(8, 14, 28, 0.5);
  --sx-panel-border: rgba(255, 255, 255, 0.1);
  --sx-ghost-bg: rgba(255, 255, 255, 0.06);
  --sx-ghost-border: rgba(255, 255, 255, 0.16);
  --sx-line: rgba(255, 255, 255, 0.12);
  --sx-dust: rgba(255, 255, 255, 0.55);
  --sx-code: rgba(255, 255, 255, 0.06);
  --sx-float-bg: rgba(10, 18, 36, 0.72);
  --sx-float-ink: rgba(238, 240, 248, 0.85);
  --sx-gear: rgba(255, 255, 255, 0.18);
  --sx-wait-bg: rgba(8, 14, 28, 0.45);
  --sx-progress-track: rgba(255, 255, 255, 0.08);
  --sx-scene-top: #0B1730;
  --sx-scene-bot: #071022;
  --sx-page-top: #0A1428;
  --sx-page-mid: #071022;
  --sx-page-bot: #050910;
  --sx-grid-line: rgba(255, 255, 255, 0.06);
  --sx-sat: #fff;
}

/* Light theme — root + app */
body.light .sx-page,
body.light .sx-embed {
  --sx-ink: #0C0E18;
  --sx-muted: #3D4560;
  --sx-soft: #7A82A0;
  --sx-panel: rgba(255, 255, 255, 0.78);
  --sx-panel-border: #DDE1EF;
  --sx-ghost-bg: #FFFFFF;
  --sx-ghost-border: #C8CEDF;
  --sx-line: rgba(12, 14, 24, 0.12);
  --sx-dust: color-mix(in srgb, var(--sx-accent) 55%, #1a2a4a);
  --sx-code: color-mix(in srgb, var(--sx-accent) 10%, transparent);
  --sx-float-bg: rgba(255, 255, 255, 0.9);
  --sx-float-ink: #3D4560;
  --sx-gear: color-mix(in srgb, var(--sx-accent) 35%, transparent);
  --sx-wait-bg: #FFFFFF;
  --sx-progress-track: rgba(12, 14, 24, 0.08);
  --sx-scene-top: color-mix(in srgb, var(--sx-accent) 12%, #E8EEF9);
  --sx-scene-bot: #F2F5FC;
  --sx-page-top: #F7F9FD;
  --sx-page-mid: #F2F4FA;
  --sx-page-bot: #E8ECF6;
  --sx-grid-line: rgba(12, 27, 58, 0.07);
  --sx-sat: var(--sx-accent);
}

.sx-page.sx-403,
.sx-embed.sx-403 { --sx-accent: #E05252; }
.sx-page.sx-soon,
.sx-embed.sx-soon { --sx-accent: #3B82F6; }
.sx-page.sx-maint,
.sx-embed.sx-maint { --sx-accent: #D97706; }
.sx-page.sx-404,
.sx-embed.sx-404 { --sx-accent: #4F8EF7; }

.sx-page {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  color: var(--sx-ink);
  background: var(--sx-page-mid);
  font-family: var(--font-sans);
  display: flex;
  flex-direction: column;
  transition: background 0.25s ease, color 0.25s ease;
}

.sx-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, color-mix(in srgb, var(--sx-accent) 22%, transparent), transparent 60%),
    radial-gradient(circle at 85% 75%, color-mix(in srgb, var(--sx-accent) 10%, transparent), transparent 40%),
    radial-gradient(circle at 10% 80%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 35%),
    linear-gradient(180deg, var(--sx-page-top) 0%, var(--sx-page-mid) 45%, var(--sx-page-bot) 100%);
  transition: background 0.25s ease;
}

.sx-bg-grid {
  position: absolute;
  inset: 0;
  opacity: 0.9;
  background-image:
    linear-gradient(var(--sx-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--sx-grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  animation: sxGridDrift 28s linear infinite;
}
@keyframes sxGridDrift {
  from { transform: translateY(0); }
  to { transform: translateY(56px); }
}

.sx-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.5;
  animation: sxOrbFloat 12s ease-in-out infinite;
}
body.light .sx-orb { opacity: 0.35; }
.sx-orb.o1 {
  width: min(42vw, 380px);
  height: min(42vw, 380px);
  left: -8%;
  top: 18%;
  background: color-mix(in srgb, var(--sx-accent) 55%, transparent);
}
.sx-orb.o2 {
  width: min(36vw, 300px);
  height: min(36vw, 300px);
  right: -6%;
  bottom: 8%;
  background: color-mix(in srgb, var(--accent) 40%, transparent);
  animation-delay: -4s;
}
.sx-orb.o3 {
  width: 180px;
  height: 180px;
  left: 42%;
  top: 62%;
  background: color-mix(in srgb, var(--sx-ink) 8%, transparent);
  animation-delay: -7s;
}
@keyframes sxOrbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(18px, -22px) scale(1.06); }
}

.sx-dust span {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--sx-dust);
  box-shadow: 0 0 10px var(--sx-glow);
  animation: sxDust 9s linear infinite;
}
.sx-dust span:nth-child(1) { left: 12%; top: 30%; animation-duration: 11s; }
.sx-dust span:nth-child(2) { left: 28%; top: 70%; animation-duration: 8s; animation-delay: -2s; }
.sx-dust span:nth-child(3) { left: 55%; top: 22%; animation-duration: 13s; animation-delay: -5s; }
.sx-dust span:nth-child(4) { left: 72%; top: 58%; animation-duration: 10s; animation-delay: -1s; }
.sx-dust span:nth-child(5) { left: 88%; top: 35%; animation-duration: 12s; animation-delay: -3s; }
.sx-dust span:nth-child(6) { left: 40%; top: 80%; animation-duration: 9s; animation-delay: -6s; }
@keyframes sxDust {
  0% { transform: translateY(0) scale(1); opacity: 0; }
  15% { opacity: 0.9; }
  85% { opacity: 0.7; }
  100% { transform: translateY(-70vh) scale(0.4); opacity: 0; }
}

.sx-nav {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem clamp(1.25rem, 4vw, 3rem);
}
.sx-nav a.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--sx-ink);
  text-decoration: none;
}
.sx-nav .logo-word { color: var(--sx-ink); }
.sx-nav .logo-word span { color: var(--sx-accent); }
.sx-nav-meta {
  font-size: 0.78rem;
  color: var(--sx-soft);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.sx-nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.sx-nav .btn-icon {
  background: var(--sx-ghost-bg);
  border: 1px solid var(--sx-ghost-border);
  color: var(--sx-ink);
}
.sx-nav .btn-icon:hover {
  background: color-mix(in srgb, var(--sx-accent) 12%, var(--sx-ghost-bg));
  color: var(--sx-accent);
}

.sx-stage {
  position: relative;
  z-index: 2;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  width: min(1100px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 1.5rem 0 3.5rem;
}

.sx-scene {
  position: relative;
  min-height: min(52vh, 420px);
  display: grid;
  place-items: center;
  animation: sxEnter 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.sx-copy {
  max-width: 460px;
  animation: sxEnter 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.12s both;
}
@keyframes sxEnter {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

.sx-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--sx-panel-border);
  background: var(--sx-ghost-bg);
  color: var(--sx-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.sx-kicker i { color: var(--sx-accent); }

.sx-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--sx-ink);
  margin: 0 0 0.85rem;
}

.sx-lead {
  color: var(--sx-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  margin: 0 0 1.6rem;
  max-width: 38ch;
}

.sx-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.sx-cta .btn {
  min-height: 46px;
  padding-inline: 1.2rem;
  font-weight: 650;
  border-radius: 12px;
}
.sx-cta .btn-primary {
  background: linear-gradient(180deg, color-mix(in srgb, var(--sx-accent) 88%, #fff), var(--sx-accent));
  border: 0;
  color: #fff;
  box-shadow: 0 10px 28px color-mix(in srgb, var(--sx-accent) 30%, transparent);
}
.sx-cta .btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  color: #fff;
}
.sx-cta .btn-ghost {
  background: var(--sx-ghost-bg);
  border: 1px solid var(--sx-ghost-border);
  color: var(--sx-ink);
}
.sx-cta .btn-ghost:hover {
  background: color-mix(in srgb, var(--sx-accent) 10%, var(--sx-ghost-bg));
  border-color: color-mix(in srgb, var(--sx-accent) 35%, var(--sx-ghost-border));
  color: var(--sx-ink);
}

.sx-wait {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--sx-panel-border);
  background: var(--sx-wait-bg);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}
.sx-wait-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--sx-accent);
  box-shadow: 0 0 0 0 var(--sx-glow);
  animation: sxAlive 2s ease-out infinite;
  flex-shrink: 0;
}
@keyframes sxAlive {
  0% { box-shadow: 0 0 0 0 var(--sx-glow); }
  70% { box-shadow: 0 0 0 12px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.sx-wait strong {
  display: block;
  font-size: 0.84rem;
  color: var(--sx-ink);
  margin-bottom: 0.1rem;
}
.sx-wait span {
  font-size: 0.78rem;
  color: var(--sx-soft);
}

.sx-progress {
  margin-top: 0.85rem;
  height: 4px;
  border-radius: 999px;
  background: var(--sx-progress-track);
  overflow: hidden;
}
.sx-progress i {
  display: block;
  height: 100%;
  width: 38%;
  border-radius: inherit;
  background: linear-gradient(90deg, transparent, var(--sx-accent), transparent);
  animation: sxShimmer 2.2s ease-in-out infinite;
}
@keyframes sxShimmer {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(280%); }
}

/* —— Scene artwork —— */
.sx-art {
  width: min(100%, 380px);
  aspect-ratio: 1;
  position: relative;
  display: grid;
  place-items: center;
}

.sx-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--sx-line);
}
.sx-ring.r1 { inset: 8%; animation: sxSpin 40s linear infinite; }
.sx-ring.r2 { inset: 18%; border-style: dashed; opacity: 0.75; animation: sxSpin 28s linear infinite reverse; }
.sx-ring.r3 { inset: 28%; opacity: 0.5; animation: sxSpin 18s linear infinite; }
@keyframes sxSpin { to { transform: rotate(360deg); } }

.sx-core {
  width: 42%;
  aspect-ratio: 1;
  border-radius: 28%;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 2;
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--sx-accent) 88%, #fff), color-mix(in srgb, var(--sx-accent) 65%, #0C1B3A));
  box-shadow:
    0 20px 50px color-mix(in srgb, var(--sx-accent) 30%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
  color: #fff;
  font-size: clamp(2.4rem, 5vw, 3.2rem);
  animation: sxCoreBreathe 4.5s ease-in-out infinite;
}
body.light .sx-core {
  box-shadow:
    0 18px 40px color-mix(in srgb, var(--sx-accent) 24%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
@keyframes sxCoreBreathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

.sx-orbit {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  animation: sxSpin 14s linear infinite;
  z-index: 3;
  pointer-events: none;
}
.sx-orbit.o-mid { inset: 18%; animation-duration: 10s; animation-direction: reverse; }
.sx-orbit.o-inner { inset: 26%; animation-duration: 18s; }
.sx-sat {
  position: absolute;
  top: 0;
  left: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: var(--sx-sat);
  box-shadow: 0 0 16px var(--sx-glow);
  border: 2px solid color-mix(in srgb, var(--sx-sat) 40%, #fff);
}
.sx-orbit.o-mid .sx-sat {
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  background: var(--sx-accent);
  border-color: color-mix(in srgb, var(--sx-accent) 30%, #fff);
}
.sx-orbit.o-inner .sx-sat {
  width: 8px;
  height: 8px;
  margin: -4px 0 0 -4px;
  opacity: 0.9;
}

.sx-code-big {
  position: absolute;
  font-family: var(--font-display);
  font-size: clamp(5rem, 12vw, 7.5rem);
  line-height: 1;
  color: var(--sx-code);
  letter-spacing: -0.04em;
  z-index: 1;
  user-select: none;
  animation: sxCodeDrift 8s ease-in-out infinite;
}
@keyframes sxCodeDrift {
  0%, 100% { transform: translateY(0); opacity: 0.7; }
  50% { transform: translateY(-8px); opacity: 1; }
}

.sx-float-card {
  position: absolute;
  z-index: 4;
  padding: 0.55rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--sx-panel-border);
  background: var(--sx-float-bg);
  backdrop-filter: blur(12px);
  font-size: 0.72rem;
  color: var(--sx-float-ink);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
  animation: sxFloatCard 5.5s ease-in-out infinite;
}
body:not(.light) .sx-float-card { box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28); }
.sx-float-card i { color: var(--sx-accent); }
.sx-float-card.c1 { top: 12%; left: 2%; }
.sx-float-card.c2 { bottom: 16%; right: 0; animation-delay: -1.8s; }
@keyframes sxFloatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.sx-gear {
  position: absolute;
  color: var(--sx-gear);
  font-size: 2.2rem;
  animation: sxSpin 12s linear infinite;
}
.sx-gear.g1 { top: 14%; right: 12%; font-size: 2.8rem; }
.sx-gear.g2 { bottom: 18%; left: 10%; font-size: 1.8rem; animation-direction: reverse; animation-duration: 9s; }

/* —— Embedded (dashboard) —— */
.sx-embed {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  min-height: calc(100vh - var(--topbar-h) - 3.5rem);
  border: 1px solid var(--sx-panel-border);
  background:
    radial-gradient(ellipse 80% 60% at 20% 0%, color-mix(in srgb, var(--sx-accent) 12%, transparent), transparent 55%),
    linear-gradient(180deg, var(--sx-page-top), var(--sx-page-mid));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: stretch;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.sx-embed .sx-scene {
  min-height: 100%;
  padding: 2rem;
  background:
    radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--sx-accent) 16%, transparent), transparent 55%),
    linear-gradient(165deg, var(--sx-scene-top) 0%, var(--sx-scene-bot) 100%);
  transition: background 0.25s ease;
}

/* Scene inherits page/embed theme tokens for rings, sats, code, cards */
.sx-embed .sx-copy {
  padding: clamp(1.75rem, 4vw, 3rem);
  max-width: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  animation-delay: 0.08s;
}
.sx-embed .sx-copy h1 {
  color: var(--text);
  font-size: clamp(2rem, 3.5vw, 2.85rem);
}
.sx-embed .sx-lead { color: var(--text2); }
.sx-embed .sx-kicker {
  border-color: var(--border);
  background: var(--surface2);
  color: var(--text2);
  width: fit-content;
}
.sx-embed .sx-wait {
  border-color: var(--border);
  background: var(--surface2);
  backdrop-filter: none;
  box-shadow: none;
}
.sx-embed .sx-wait strong { color: var(--text); }
.sx-embed .sx-wait span { color: var(--text3); }
.sx-embed .sx-cta .btn-ghost {
  background: var(--surface2);
  border-color: var(--border2);
  color: var(--text);
}
.sx-embed .sx-cta .btn-ghost:hover {
  background: var(--bg2);
  color: var(--text);
}
.sx-embed .sx-cta .btn-primary {
  box-shadow: 0 10px 24px color-mix(in srgb, var(--sx-accent) 28%, transparent);
}

/* Light scene: softer float cards & code already via body.light tokens */
body.light .sx-embed .sx-scene .sx-float-card {
  box-shadow: 0 10px 24px rgba(15, 30, 70, 0.08);
}

@media (max-width: 900px) {
  .sx-stage {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 0.5rem;
  }
  .sx-copy { margin: 0 auto; }
  .sx-lead { margin-inline: auto; }
  .sx-cta, .sx-wait { justify-content: center; }
  .sx-wait { text-align: left; }
  .sx-kicker { margin-inline: auto; }
  .sx-scene { min-height: 280px; }
  .sx-float-card { display: none; }
  .sx-embed {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .sx-embed .sx-scene { min-height: 260px; }
  .sx-embed .sx-copy { text-align: center; }
  .sx-embed .sx-kicker { margin-inline: auto; }
  .sx-embed .sx-cta { justify-content: center; }
  .sx-embed .sx-wait { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .sx-bg-grid, .sx-orb, .sx-dust span, .sx-ring, .sx-core, .sx-orbit,
  .sx-float-card, .sx-gear, .sx-code-big, .sx-wait-pulse, .sx-progress i {
    animation: none !important;
  }
}