/* XHub — Brand theme: black / white / red (logo) */

:root {
  --xhub-red: #e10600;
  --xhub-red-hot: #ff1f14;
  --xhub-red-dim: rgba(225, 6, 0, 0.14);
  --xhub-red-glow: rgba(225, 6, 0, 0.35);
  --xhub-black: #000000;
  --xhub-white: #ffffff;
  --font: 'Fredoka', system-ui, sans-serif;
  --font-display: 'Fredoka', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

/* Light: white surface, red accents, black text */
html[data-site-theme="light"],
html:not([data-site-theme]) {
  --site-deep: #f5f5f5;
  --site-bg: #ffffff;
  --site-card: #ffffff;
  --site-card-alt: #fafafa;
  --site-accent: #e10600;
  --site-accent-dim: #b00500;
  --site-accent-2: #ff1f14;
  --site-text: #000000;
  --site-text-body: #1a1a1a;
  --site-text-dim: #666666;
  --site-border: #e8e8e8;
  --site-border-strong: #cccccc;
  --site-success: #ff0000;
  --site-warning: #ff4d4d;
  --site-danger: #ff0000;
  --site-hover: #fff0f0;
  --site-input: #ffffff;
  --site-inv: #ffffff;
}

/* Dark: pure black, white text, red accents — matches logo */
html[data-site-theme="dark"] {
  --site-deep: #000000;
  --site-bg: #050505;
  --site-card: #0a0a0a;
  --site-card-alt: #0e0e0e;
  --site-accent: #e10600;
  --site-accent-dim: #ff4d4d;
  --site-accent-2: #ff1f14;
  --site-text: #ffffff;
  --site-text-body: #f0f0f0;
  --site-text-dim: #a3a3a3;
  --site-border: #222222;
  --site-border-strong: #3a3a3a;
  --site-success: #ff0000;
  --site-warning: #ff6666;
  --site-danger: #ff0000;
  --site-hover: #161616;
  --site-input: #0a0a0a;
  --site-inv: #000000;
}

html[data-site-theme="dark"] .code-block,
html[data-site-theme="dark"] .code-block--edit {
  background: #0a0a0a;
  color: #ffffff;
  border-color: var(--site-border);
}

html[data-site-theme="dark"] .input-select option {
  background: #0a0a0a;
  color: #ffffff;
}

html[data-site-theme="dark"] .dx-code-block,
html[data-site-theme="dark"] .gk-key-row {
  background: #0a0a0a;
}

/* Logo surface: black plate in dark, white plate in light */
html[data-site-theme="dark"] {
  --logo-surface: #000000;
}
html[data-site-theme="light"],
html:not([data-site-theme]) {
  --logo-surface: #ffffff;
}

html[data-site-theme="dark"] .brand-dot {
  background: #000000;
  border-color: var(--xhub-red);
}

/*
  Light theme logos: the PNG has a baked-in black plate + white "hub".
  invert + hue-rotate flips plate/text while keeping the red "x".
*/
html[data-site-theme="light"] .brand-dot,
html[data-site-theme="light"] .brand-dot img,
html[data-site-theme="light"] .login-brand-logo,
html[data-site-theme="light"] .dx-nav-logo,
html[data-site-theme="light"] .lang-picker-logo,
html[data-site-theme="light"] .gk-denied-logo,
html[data-site-theme="light"] .st-boot-logo,
html[data-site-theme="light"] .st-head img,
html[data-site-theme="light"] .st-chat-top img,
html[data-site-theme="light"] .sh-boot-logo,
html[data-site-theme="light"] .sh-nav-logo,
html[data-site-theme="light"] .mb-boot-logo,
html[data-site-theme="light"] #mb-login-avatar,
html[data-site-theme="light"] .admin-fx-boot__logo,
html[data-site-theme="light"] .loader-brand-img {
  background: #ffffff !important;
  border-color: rgba(255, 0, 0, 0.45);
}

html[data-site-theme="light"] .brand-dot img,
html[data-site-theme="light"] .login-brand-logo,
html[data-site-theme="light"] .dx-nav-logo,
html[data-site-theme="light"] .lang-picker-logo,
html[data-site-theme="light"] .gk-denied-logo,
html[data-site-theme="light"] .st-boot-logo,
html[data-site-theme="light"] .st-head img,
html[data-site-theme="light"] .st-chat-top img,
html[data-site-theme="light"] .sh-boot-logo,
html[data-site-theme="light"] .sh-nav-logo,
html[data-site-theme="light"] .mb-boot-logo,
html[data-site-theme="light"] #mb-login-avatar,
html[data-site-theme="light"] .admin-fx-boot__logo,
html[data-site-theme="light"] .loader-brand-img {
  filter: invert(1) hue-rotate(180deg);
}

html[data-site-theme="light"] .brand-dot {
  box-shadow: 0 0 16px rgba(255, 0, 0, 0.22);
  animation: xhubLogoBorderPulse 3.2s ease-in-out infinite;
}

html[data-site-theme="light"] .login-brand-logo,
html[data-site-theme="light"] .dx-nav-logo {
  box-shadow: 0 0 28px rgba(255, 0, 0, 0.28);
}

html[data-site-theme="light"] .sh-empty::before {
  background-color: #ffffff !important;
  filter: invert(1) hue-rotate(180deg);
}

/* Admin login fields — white surface, dark text, red focus glow */
html[data-site-theme="light"] .login-screen .input-field,
html[data-site-theme="light"] .login-card .input-field,
html[data-site-theme="light"] #login-form .input-field,
html[data-site-theme="light"] #login-id,
html[data-site-theme="light"] #login-password {
  background: #ffffff !important;
  color: #000000 !important;
  border: 1px solid rgba(255, 0, 0, 0.28) !important;
  caret-color: #ff0000;
  box-shadow: 0 1px 0 rgba(255, 0, 0, 0.04);
  transition:
    border-color 0.2s ease,
    box-shadow 0.25s ease,
    transform 0.2s ease;
}

html[data-site-theme="light"] .login-screen .input-field::placeholder,
html[data-site-theme="light"] #login-id::placeholder,
html[data-site-theme="light"] #login-password::placeholder {
  color: #888888 !important;
}

html[data-site-theme="light"] .login-screen .input-field:hover,
html[data-site-theme="light"] #login-form .input-field:hover {
  border-color: rgba(255, 0, 0, 0.5) !important;
}

html[data-site-theme="light"] .login-screen .input-field:focus,
html[data-site-theme="light"] .login-card .input-field:focus,
html[data-site-theme="light"] #login-form .input-field:focus,
html[data-site-theme="light"] #login-id:focus,
html[data-site-theme="light"] #login-password:focus {
  border-color: #ff0000 !important;
  outline: none;
  box-shadow:
    0 0 0 3px rgba(255, 0, 0, 0.16),
    0 0 18px rgba(255, 0, 0, 0.22) !important;
  animation: xhubInputFocusGlow 1.8s ease-in-out infinite;
}

html[data-site-theme="light"] .login-screen .input-field:-webkit-autofill,
html[data-site-theme="light"] .login-screen .input-field:-webkit-autofill:hover,
html[data-site-theme="light"] .login-screen .input-field:-webkit-autofill:focus,
html[data-site-theme="light"] #login-id:-webkit-autofill,
html[data-site-theme="light"] #login-password:-webkit-autofill {
  -webkit-text-fill-color: #000000 !important;
  caret-color: #ff0000;
  box-shadow: 0 0 0 1000px #ffffff inset !important;
  transition: background-color 99999s ease-out;
}

html[data-site-theme="light"] .login-card {
  animation: xhubLoginIn 0.55s cubic-bezier(0.22, 1, 0.36, 1) both,
    xhubLoginAmbient 5.5s ease-in-out infinite;
}

@keyframes xhubLogoBorderPulse {
  0%, 100% { box-shadow: 0 0 14px rgba(255, 0, 0, 0.18); }
  50% { box-shadow: 0 0 24px rgba(255, 0, 0, 0.36); }
}

@keyframes xhubInputFocusGlow {
  0%, 100% {
    box-shadow:
      0 0 0 3px rgba(255, 0, 0, 0.14),
      0 0 14px rgba(255, 0, 0, 0.16);
  }
  50% {
    box-shadow:
      0 0 0 4px rgba(255, 0, 0, 0.22),
      0 0 22px rgba(255, 0, 0, 0.28);
  }
}

@keyframes xhubLoginAmbient {
  0%, 100% {
    box-shadow:
      0 0 0 1px rgba(255, 0, 0, 0.12) inset,
      0 20px 60px rgba(0, 0, 0, 0.06),
      0 0 40px rgba(255, 0, 0, 0.08);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(255, 0, 0, 0.18) inset,
      0 24px 70px rgba(0, 0, 0, 0.08),
      0 0 56px rgba(255, 0, 0, 0.16);
  }
}

@keyframes xhubLoginIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html[data-site-theme="light"] .brand-dot,
  html[data-site-theme="light"] .login-card,
  html[data-site-theme="light"] .login-screen .input-field:focus,
  html[data-site-theme="light"] #login-form .input-field:focus,
  html[data-site-theme="light"] #login-id:focus,
  html[data-site-theme="light"] #login-password:focus {
    animation: none !important;
  }
}

html[data-site-theme="dark"] .chat-msg--own {
  background: var(--xhub-red-dim);
  color: #ffffff;
  border: 1px solid rgba(255, 0, 0, 0.35);
}
html[data-site-theme="dark"] .chat-msg--own .chat-attach-file {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 0, 0, 0.3);
}

html[data-site-theme="dark"] .btn-primary {
  background: var(--xhub-red);
  color: #ffffff;
  border: 1px solid var(--xhub-red);
  box-shadow: 0 0 20px var(--xhub-red-glow);
}
html[data-site-theme="dark"] .btn-primary:hover {
  background: var(--xhub-red-hot);
  opacity: 1;
}

html[data-site-theme="light"] .btn-primary {
  background: var(--xhub-red);
  color: #ffffff;
  border: 1px solid var(--xhub-red);
}
html[data-site-theme="light"] .btn-primary:hover {
  background: #e60000;
  opacity: 1;
}

html[data-site-theme="dark"] .dx-btn--outline,
html[data-site-theme="dark"] .dx-btn--ghost,
html[data-site-theme="dark"] .gk-code-input {
  background: #0a0a0a;
}

:root {
  --holo-deep: var(--site-deep);
  --holo-bg: var(--site-bg);
  --holo-cyan: var(--site-accent);
  --holo-cyan-dim: var(--site-text-dim);
  --holo-purple: var(--site-accent-2);
  --holo-text: var(--site-text);
  --holo-text-dim: var(--site-text-dim);
  --holo-glass: var(--site-card);
  --holo-glass-border: var(--site-border);
  --holo-glow: 0 0 24px var(--xhub-red-glow);
  --holo-glow-strong: 0 0 40px var(--xhub-red-glow);
  --ui-scale: 1.18;
}

html {
  font-size: calc(16px * var(--ui-scale));
}

.site-bg,
.holo-bg,
.holo-bg__grid,
.holo-bg__grid-fine,
.holo-bg__scanlines,
.holo-bg__orb,
.holo-bg__ring,
.holo-bg__beam,
.holo-bg__particles {
  display: none !important;
}

.portal-loader,
.gk-loader,
#loading-screen,
.loading-screen {
  display: none !important;
}

.loader-brand-img {
  width: 96px;
  height: 96px;
  object-fit: contain;
}

/* Brand wordmark: red x + white hub */
.brand-wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15em;
  letter-spacing: -0.05em;
  line-height: 1;
  text-transform: lowercase;
}
.brand-wordmark .brand-x,
.brand-x {
  color: var(--xhub-red, #ff0000);
}
.brand-wordmark .brand-hub,
.brand-hub {
  color: var(--site-text, #ffffff);
}
html[data-site-theme="light"] .brand-wordmark .brand-hub,
html[data-site-theme="light"] .brand-hub {
  color: #000000;
}

/* Keyboard focus default for public + admin */
:focus-visible {
  outline: 2px solid #ff0000;
  outline-offset: 2px;
}

/* ── Brand credit footers (MRN Studio & Purgatorizz, etc.) ──
   Shared horizontal centering for every public/admin credit line.
   Optical padding offsets letter-spacing so text looks centered. */
.xhub-brand-credit,
.login-foot,
.dx-footer,
.st-foot,
.gv-foot,
.up-credit,
.up-foot,
.up-foot p,
.sh-footer,
.sh-footer p,
.site-footer {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}

.xhub-brand-credit,
.dx-footer,
.st-foot,
.gv-foot,
.up-credit,
.up-foot,
.sh-footer {
  display: block;
  width: 100%;
  max-width: 100%;
}

/* letter-spacing adds trailing space — pad start to keep optical center */
.st-foot,
.gv-foot,
.up-credit,
.up-foot p,
.login-foot,
.dx-footer,
.xhub-brand-credit {
  padding-inline-start: 0.06em;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-inline-start: 0;
}