/* MiX Rust Web GUI Pack — MiX Dev brand kit + animated overlays */
:root {
  --rdx-brand: /assets/img/mixdev/brand;
  --rdx-gui-btn: /assets/img/mixdev/gui-buttons/default/1x;
  --rdx-gui-btn-hover: /assets/img/mixdev/gui-buttons/hover/1x;
  --rdx-fx: /assets/img/mixdev/fx;
  --rdx-gui-orange: #f5841f;
  --rdx-gui-cyan: #00d4ff;
  --rdx-gui-bg: #070a10;
  --rdx-gui-text: #eef4fb;
  --rdx-gui-muted: #7d8da3;
  --rdx-gui-font-display: "Bebas Neue", "Space Grotesk", sans-serif;
}

/* ── Dark shell overrides (rdx-ultra + rdx-gui pages) ── */
body.rdx-ultra,
body.rdx-gui {
  --bg: var(--rdx-gui-bg);
  --bg2: #0a0e16;
  --surface: rgba(12, 18, 28, 0.94);
  --surface-strong: #0c121c;
  --surface-nav: rgba(7, 10, 16, 0.92);
  --text: var(--rdx-gui-text);
  --muted: var(--rdx-gui-muted);
  --accent: var(--rdx-gui-cyan);
  --border: rgba(255, 255, 255, 0.1);
  background: var(--rdx-gui-bg);
  color: var(--rdx-gui-text);
}

body.rdx-ultra nav,
body.rdx-gui nav {
  background:
    linear-gradient(180deg, rgba(7, 10, 16, 0.97), rgba(7, 10, 16, 0.92)),
    url("/mix-connect-01.jpg") center top / cover no-repeat;
  border-bottom: 1px solid rgba(245, 132, 31, 0.22);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

body.rdx-ultra .logo,
body.rdx-gui .logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

body.rdx-ultra .logo-mark,
body.rdx-gui .logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid rgba(245, 132, 31, 0.35);
  box-shadow: 0 0 16px rgba(245, 132, 31, 0.25);
}

body.rdx-ultra .logo,
body.rdx-gui .logo {
  color: var(--rdx-gui-text);
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

body.rdx-ultra .logo span,
body.rdx-gui .logo span {
  color: var(--rdx-gui-orange);
}

body.rdx-ultra footer,
body.rdx-gui footer {
  color: var(--rdx-gui-muted);
  border-top: 1px solid rgba(245, 132, 31, 0.15);
  background:
    linear-gradient(180deg, rgba(7, 10, 16, 0.92), rgba(7, 10, 16, 0.98)),
    url("/assets/img/mixdev/brand/17_Footer_Background.jpg") center / cover;
}

body.rdx-ultra footer a,
body.rdx-gui footer a {
  color: var(--rdx-gui-cyan);
}

/* ── Animated button base ── */
body.rdx-ultra .btn,
body.rdx-gui .btn {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 36px;
  padding: 10px 26px;
  border: none;
  border-radius: 8px;
  font-family: var(--rdx-gui-font-display), "Space Grotesk", system-ui, sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--rdx-gui-text);
  background: transparent;
  box-shadow: none;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.55);
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease;
  -webkit-tap-highlight-color: transparent;
}

body.rdx-ultra .btn-sm,
body.rdx-gui .btn-sm {
  min-height: 30px;
  padding: 7px 18px;
  font-size: 0.78rem;
}

body.rdx-ultra .btn-lg,
body.rdx-gui .btn-lg {
  min-height: 42px;
  padding: 12px 32px;
  font-size: 1rem;
}

/* Skin layer (MixRustMods PNG stretched) */
body.rdx-ultra .btn::before,
body.rdx-gui .btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 8px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  transition: filter 0.2s ease;
}

/* Scan sweep + glow overlay */
body.rdx-ultra .btn::after,
body.rdx-gui .btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: 8px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

body.rdx-ultra .btn-primary::before,
body.rdx-gui .btn-primary::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/connect.png");
  filter: drop-shadow(0 4px 12px rgba(245, 132, 31, 0.35));
}

body.rdx-ultra .btn-primary:hover::before,
body.rdx-gui .btn-primary:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.5)) brightness(1.08);
}

body.rdx-ultra .btn-primary:disabled::before,
body.rdx-gui .btn-primary:disabled::before,
body.rdx-ultra .btn-primary[aria-disabled="true"]::before,
body.rdx-gui .btn-primary[aria-disabled="true"]::before {
  filter: grayscale(0.85) brightness(0.72);
  opacity: 0.88;
}

/* Transparent PNG plate buttons (img inside anchor/button) */
body.rdx-ultra .rdx-gui-btn,
body.rdx-gui .rdx-gui-btn {
  display: inline-block;
  padding: 0;
  margin: 0;
  border: 0;
  background: none;
  cursor: pointer;
  line-height: 0;
  text-decoration: none;
  transition: transform 0.18s ease, filter 0.18s ease;
  vertical-align: middle;
  -webkit-tap-highlight-color: transparent;
}

body.rdx-ultra .rdx-gui-btn img,
body.rdx-gui .rdx-gui-btn img {
  display: block;
  height: clamp(36px, 4.5vw, 48px);
  width: auto;
  aspect-ratio: 5 / 1;
  object-fit: contain;
  max-width: min(100%, 240px);
}

body.rdx-ultra .rdx-gui-btn:hover,
body.rdx-gui .rdx-gui-btn:hover {
  transform: translateY(-2px);
  filter: drop-shadow(0 8px 18px rgba(245, 132, 31, 0.45));
}

body.rdx-ultra .rdx-gui-btn:active,
body.rdx-gui .rdx-gui-btn:active {
  transform: translateY(0);
  filter: brightness(0.95);
}

body.rdx-ultra .rdx-gui-btn:disabled,
body.rdx-gui .rdx-gui-btn:disabled,
body.rdx-ultra .rdx-gui-btn[aria-disabled="true"],
body.rdx-gui .rdx-gui-btn[aria-disabled="true"] {
  opacity: 0.55;
  filter: grayscale(0.85) brightness(0.75);
  pointer-events: none;
  cursor: not-allowed;
}

body.rdx-ultra .rdx-actions .rdx-gui-btn,
body.rdx-gui .rdx-actions .rdx-gui-btn,
body.rdx-ultra .rdx-gui-demo .rdx-gui-btn,
body.rdx-gui .rdx-gui-demo .rdx-gui-btn {
  flex: 0 0 auto;
}

/* Legacy skin-only (upgraded to rdx-gui-btn via JS) */
body.rdx-ultra .rdx-btn-skin-only,
body.rdx-gui .rdx-btn-skin-only {
  min-height: 40px;
  min-width: 148px;
  padding: 10px 22px;
  font-size: 0;
  color: transparent;
  text-shadow: none;
  letter-spacing: 0;
}

body.rdx-ultra .rdx-btn-skin-only::after,
body.rdx-gui .rdx-btn-skin-only::after {
  opacity: 0 !important;
  animation: none !important;
}

body.rdx-ultra .rdx-btn-brand-connect::before,
body.rdx-gui .rdx-btn-brand-connect::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/connect.png");
}

body.rdx-ultra .rdx-btn-brand-download::before,
body.rdx-gui .rdx-btn-brand-download::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/download_mods.png");
}

body.rdx-ultra .rdx-btn-brand-discord::before,
body.rdx-gui .rdx-btn-brand-discord::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/discord.png");
}

body.rdx-ultra .rdx-btn-brand-website::before,
body.rdx-gui .rdx-btn-brand-website::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/website.png");
}

body.rdx-ultra .rdx-btn-brand-bug::before,
body.rdx-gui .rdx-btn-brand-bug::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/report_bug.png");
}

body.rdx-ultra .rdx-btn-brand-docs::before,
body.rdx-gui .rdx-btn-brand-docs::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/mod_docs.png");
}

body.rdx-ultra .rdx-btn-brand-back::before,
body.rdx-gui .rdx-btn-brand-back::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/back.png");
}

/* Brand button hover — swap plate where hover PNG exists */
body.rdx-ultra .rdx-btn-brand-discord:hover::before,
body.rdx-gui .rdx-btn-brand-discord:hover::before {
  background-image: url("/assets/img/mixdev/gui-buttons/hover/1x/discord.png");
}

body.rdx-ultra .rdx-btn-brand-connect:hover::before,
body.rdx-gui .rdx-btn-brand-connect:hover::before,
body.rdx-ultra .rdx-btn-brand-download:hover::before,
body.rdx-gui .rdx-btn-brand-download:hover::before,
body.rdx-ultra .rdx-btn-brand-website:hover::before,
body.rdx-gui .rdx-btn-brand-website:hover::before,
body.rdx-ultra .rdx-btn-brand-bug:hover::before,
body.rdx-gui .rdx-btn-brand-bug:hover::before,
body.rdx-ultra .rdx-btn-brand-docs:hover::before,
body.rdx-gui .rdx-btn-brand-docs:hover::before,
body.rdx-ultra .rdx-btn-brand-back:hover::before,
body.rdx-gui .rdx-btn-brand-back:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.5)) brightness(1.08);
}

/* Brand buttons: prefer plate art over generic brightness filter */
body.rdx-ultra [class*="rdx-btn-brand"]:hover,
body.rdx-gui [class*="rdx-btn-brand"]:hover {
  filter: none;
}

body.rdx-ultra [class*="rdx-btn-brand"]:hover::before,
body.rdx-gui [class*="rdx-btn-brand"]:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.45));
}

body.rdx-ultra [class*="rdx-btn-brand"]:disabled,
body.rdx-gui [class*="rdx-btn-brand"]:disabled,
body.rdx-ultra [class*="rdx-btn-brand"][aria-disabled="true"],
body.rdx-gui [class*="rdx-btn-brand"][aria-disabled="true"] {
  transform: none;
  filter: none;
  opacity: 0.92;
  cursor: not-allowed;
  pointer-events: none;
  color: rgba(238, 244, 251, 0.55);
}

body.rdx-ultra [class*="rdx-btn-brand"]:disabled::before,
body.rdx-gui [class*="rdx-btn-brand"]:disabled::before,
body.rdx-ultra [class*="rdx-btn-brand"][aria-disabled="true"]::before,
body.rdx-gui [class*="rdx-btn-brand"][aria-disabled="true"]::before {
  filter: grayscale(0.85) brightness(0.72);
  opacity: 0.88;
}

body.rdx-ultra [class*="rdx-btn-brand"]:disabled::after,
body.rdx-gui [class*="rdx-btn-brand"]:disabled::after,
body.rdx-ultra [class*="rdx-btn-brand"][aria-disabled="true"]::after,
body.rdx-gui [class*="rdx-btn-brand"][aria-disabled="true"]::after {
  opacity: 0 !important;
  animation: none !important;
}

/* Carbon / Oxide icon-only squares */
.rdx-stack-icon {
  width: 96px;
  height: 96px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid rgba(245, 132, 31, 0.35);
  box-shadow: 0 0 20px rgba(245, 132, 31, 0.2);
  flex-shrink: 0;
}

.rdx-stack-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(145deg, rgba(14, 20, 30, 0.95), rgba(8, 12, 18, 0.9));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.rdx-stack-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.rdx-stack-card h3 {
  margin: 0 0 4px;
  font-family: var(--rdx-gui-font-display), "Space Grotesk", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}

.rdx-stack-card p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--rdx-gui-muted);
}

body.rdx-ultra .btn-primary::after,
body.rdx-gui .btn-primary::after {
  background:
    url("/assets/img/mixdev/fx/scan-beam.png") -120% 50% / 60% 140% no-repeat,
    radial-gradient(ellipse at 50% 100%, rgba(245, 132, 31, 0.35), transparent 65%);
  animation: rdx-gui-scan 3.2s ease-in-out infinite;
  opacity: 0.55;
}

body.rdx-ultra .btn-secondary::before,
body.rdx-gui .btn-secondary::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/download_mods.png");
  filter: drop-shadow(0 3px 10px rgba(0, 212, 255, 0.15));
}

body.rdx-ultra .btn-secondary:hover::before,
body.rdx-gui .btn-secondary:hover::before {
  filter: drop-shadow(0 6px 18px rgba(0, 212, 255, 0.35)) brightness(1.08);
}

body.rdx-ultra .btn-secondary:disabled::before,
body.rdx-gui .btn-secondary:disabled::before,
body.rdx-ultra .btn-secondary[aria-disabled="true"]::before,
body.rdx-gui .btn-secondary[aria-disabled="true"]::before {
  filter: grayscale(0.85) brightness(0.72);
  opacity: 0.88;
}

body.rdx-ultra .btn-secondary::after,
body.rdx-gui .btn-secondary::after {
  background: radial-gradient(ellipse at 50% 0%, rgba(0, 212, 255, 0.2), transparent 70%);
  animation: rdx-gui-pulse-cyan 2.8s ease-in-out infinite;
  opacity: 0.4;
}

body.rdx-ultra .btn-ghost::before,
body.rdx-gui .btn-ghost::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/mod_docs.png");
  opacity: 0.92;
}

body.rdx-ultra .btn-ghost:hover::before,
body.rdx-gui .btn-ghost:hover::before {
  filter: drop-shadow(0 6px 16px rgba(0, 212, 255, 0.3)) brightness(1.08);
}

body.rdx-ultra .btn-ghost:disabled::before,
body.rdx-gui .btn-ghost:disabled::before,
body.rdx-ultra .btn-ghost[aria-disabled="true"]::before,
body.rdx-gui .btn-ghost[aria-disabled="true"]::before {
  filter: grayscale(0.85) brightness(0.72);
  opacity: 0.88;
}

body.rdx-ultra .btn-ghost::after,
body.rdx-gui .btn-ghost::after {
  background: linear-gradient(105deg, transparent 42%, rgba(0, 212, 255, 0.12) 50%, transparent 58%);
  animation: rdx-gui-scan 4.5s ease-in-out infinite;
  opacity: 0.35;
}

body.rdx-ultra .btn-success::before,
body.rdx-gui .btn-success::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/connect.png");
}

body.rdx-ultra .btn-success:hover::before,
body.rdx-gui .btn-success:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.5)) brightness(1.08);
}

body.rdx-ultra .btn-danger::before,
body.rdx-gui .btn-danger::before {
  background-image: url("/assets/img/mixdev/gui-buttons/default/1x/report_bug.png");
}

body.rdx-ultra .btn-danger:hover::before,
body.rdx-gui .btn-danger:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.45)) brightness(1.08);
}

body.rdx-ultra .btn-danger:disabled::before,
body.rdx-gui .btn-danger:disabled::before,
body.rdx-ultra .btn-danger[aria-disabled="true"]::before,
body.rdx-gui .btn-danger[aria-disabled="true"]::before {
  filter: grayscale(0.85) brightness(0.72);
  opacity: 0.88;
}

/* Beat mixapps glass backgrounds on Rust pages — plate art only */
body.rdx-ultra .btn-primary,
body.rdx-gui .btn-primary,
body.rdx-ultra .btn-secondary,
body.rdx-gui .btn-secondary,
body.rdx-ultra .btn-ghost,
body.rdx-gui .btn-ghost {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

/* Hover / active */
body.rdx-ultra .btn:hover,
body.rdx-gui .btn:hover {
  transform: translateY(-3px) scale(1.02);
  filter: brightness(1.08);
}

body.rdx-ultra .btn:hover::before,
body.rdx-gui .btn:hover::before {
  filter: drop-shadow(0 8px 20px rgba(245, 132, 31, 0.45)) brightness(1.06);
}

body.rdx-ultra .btn-secondary:hover::before,
body.rdx-gui .btn-secondary:hover::before {
  filter: drop-shadow(0 6px 18px rgba(0, 212, 255, 0.3)) brightness(1.06);
}

body.rdx-ultra .btn:hover::after,
body.rdx-gui .btn:hover::after {
  opacity: 0.85;
}

/* Beat mixapps glass ::after / ::before on Rust pages */
body.rdx-ultra .btn-primary:hover::after,
body.rdx-gui .btn-primary:hover::after {
  background:
    url("/assets/img/mixdev/fx/scan-beam.png") -120% 50% / 60% 140% no-repeat,
    radial-gradient(ellipse at 50% 100%, rgba(245, 132, 31, 0.45), transparent 65%);
  transition: none;
}

body.rdx-ultra .btn-secondary:hover,
body.rdx-gui .btn-secondary:hover {
  background: transparent;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
}

body.rdx-ultra .btn:active,
body.rdx-gui .btn:active {
  transform: translateY(1px) scale(0.98);
  filter: brightness(0.95);
}

body.rdx-ultra .btn:focus-visible,
body.rdx-gui .btn:focus-visible {
  outline: 2px solid rgba(0, 212, 255, 0.65);
  outline-offset: 3px;
}

/* Ember ring on primary hover */
body.rdx-ultra .btn-primary.rdx-gui-ember::before,
body.rdx-gui .btn-primary.rdx-gui-ember::before {
  animation: rdx-gui-ember-glow 1.6s ease-out;
}

/* Icon prefix via data-icon */
body.rdx-ultra .btn[data-icon]::before,
body.rdx-gui .btn[data-icon]::before {
  /* skin stays on pseudo — icon is separate span from JS */
}

body.rdx-ultra .rdx-gui-icon,
body.rdx-gui .rdx-gui-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  filter: drop-shadow(0 0 4px rgba(0, 212, 255, 0.35));
}

body.rdx-ultra .rdx-gui-icon--play,
body.rdx-gui .rdx-gui-icon--play { background-image: url("/assets/img/mixdev/fx/icon-play.png"); }
body.rdx-ultra .rdx-gui-icon--download,
body.rdx-gui .rdx-gui-icon--download { background-image: url("/assets/img/mixdev/fx/icon-download.png"); }
body.rdx-ultra .rdx-gui-icon--copy,
body.rdx-gui .rdx-gui-icon--copy { background-image: url("/assets/img/mixdev/fx/icon-copy.png"); }
body.rdx-ultra .rdx-gui-icon--server,
body.rdx-gui .rdx-gui-icon--server { background-image: url("/assets/img/mixdev/fx/icon-server.png"); }
body.rdx-ultra .rdx-gui-icon--mods,
body.rdx-gui .rdx-gui-icon--mods { background-image: url("/assets/img/mixdev/fx/icon-mods.png"); }

/* ── Nav GUI plates (one labeled PNG per tab) ── */
body.rdx-ultra .nav-links,
body.rdx-gui .nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

body.rdx-ultra .nav-links .rdx-gui-nav,
body.rdx-gui .nav-links .rdx-gui-nav {
  margin: 0;
  line-height: 0;
}

body.rdx-ultra .nav-links .rdx-gui-nav img,
body.rdx-gui .nav-links .rdx-gui-nav img {
  height: clamp(28px, 3.2vw, 36px);
  max-width: min(100%, 180px);
}

body.rdx-ultra .nav-links .rdx-gui-nav:hover,
body.rdx-gui .nav-links .rdx-gui-nav:hover {
  transform: translateY(-2px);
  filter: drop-shadow(0 6px 14px rgba(245, 132, 31, 0.4));
}

body.rdx-ultra .nav-links .rdx-gui-nav.active img,
body.rdx-gui .nav-links .rdx-gui-nav.active img {
  filter: drop-shadow(0 0 12px rgba(245, 132, 31, 0.55)) brightness(1.06);
}

/* Non-Rust pages: plain text tabs */
body:not(.rdx-ultra):not(.rdx-gui) .nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 8px 4px;
  margin: 0 10px;
  border-bottom: 2px solid transparent;
  font-family: var(--rdx-gui-font-display), "Space Grotesk", system-ui, sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted, #7d8da3);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

body:not(.rdx-ultra):not(.rdx-gui) .nav-links a:hover {
  color: var(--accent, #00d4ff);
  border-bottom-color: rgba(0, 212, 255, 0.45);
}

body:not(.rdx-ultra):not(.rdx-gui) .nav-links a.active {
  color: var(--text, #eef4fb);
  border-bottom-color: #f5841f;
}

body.rdx-ultra .rdx-gui-btn.btn::before,
body.rdx-gui .rdx-gui-btn.btn::before,
body.rdx-ultra .rdx-gui-btn.btn::after,
body.rdx-gui .rdx-gui-btn.btn::after {
  content: none !important;
  display: none !important;
}

/* Card download buttons — compact ghost */
body.rdx-ultra .rdx-card .btn,
body.rdx-gui .rdx-card .btn {
  margin-top: 14px;
  min-height: 32px;
  padding: 8px 20px;
  font-size: 0.78rem;
  align-self: flex-start;
}

/* Click spark burst container */
.rdx-gui-sparks {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
}

.rdx-gui-spark {
  position: absolute;
  width: 12px;
  height: 12px;
  background: url("/assets/img/mixdev/fx/spark-particle.png") center / contain no-repeat;
  transform: translate(-50%, -50%);
  animation: rdx-gui-spark-burst 0.7s ease-out forwards;
}

/* Pill badges (reuse kit colours) */
body.rdx-ultra .rdx-pill,
body.rdx-gui .rdx-pill {
  position: relative;
  overflow: hidden;
}

body.rdx-ultra .rdx-pill::after,
body.rdx-gui .rdx-pill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.15), transparent);
  transform: translateX(-100%);
  animation: rdx-gui-scan 4s ease-in-out infinite;
}

/* Join page card compat */
body.rdx-gui .join-card {
  border-color: rgba(0, 212, 255, 0.3);
  background: linear-gradient(145deg, rgba(14, 20, 30, 0.95), rgba(8, 12, 18, 0.9));
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.06);
}

body.rdx-gui .join-hero h1 {
  font-family: var(--rdx-gui-font-display);
  letter-spacing: 0.03em;
}

body.rdx-gui .join-cmd {
  background: rgba(7, 10, 16, 0.85);
  border-color: rgba(245, 132, 31, 0.25);
  color: var(--rdx-gui-cyan);
}

/* Keyframes */
@keyframes rdx-gui-scan {
  0%, 100% { transform: translateX(-130%); }
  45%, 55% { transform: translateX(130%); }
}

@keyframes rdx-gui-pulse-cyan {
  0%, 100% { opacity: 0.25; }
  50% { opacity: 0.65; }
}

@keyframes rdx-gui-ember-glow {
  0% { filter: drop-shadow(0 0 0 rgba(245, 132, 31, 0)); }
  40% { filter: drop-shadow(0 0 18px rgba(245, 132, 31, 0.7)); }
  100% { filter: drop-shadow(0 4px 12px rgba(245, 132, 31, 0.35)); }
}

@keyframes rdx-gui-spark-burst {
  0% { opacity: 1; transform: translate(-50%, -50%) scale(0.35); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.6); }
}

@media (prefers-reduced-motion: reduce) {
  body.rdx-ultra .btn::after,
  body.rdx-gui .btn::after,
  body.rdx-ultra .nav-links a::after,
  body.rdx-gui .nav-links a::after,
  body.rdx-ultra .rdx-pill::after,
  body.rdx-gui .rdx-pill::after {
    animation: none !important;
  }
}