/* Trinity Sky — Platform Console (right rail · accordion · same-origin tools) */

.platform-page {
  --void: #050508;
  --deep-space: #0A0E17;
  --panel: #141B2D;
  --text-primary: #E8EDF5;
  --text-secondary: #A8B4C8;
  --text-muted: #64748B;
  --primary: #8B7CF6;
  --primary-hover: #A49BFF;
  --neural-violet: #8B7CF6;
  --neural-cyan: #38BDF8;
  --success: #34D399;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
  --duration-fast: 200ms;
  --duration-normal: 333ms;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --platform-topbar-h: 52px;
  --platform-rail-w: 280px;
  --platform-rail-collapsed-w: 52px;
  --platform-glow: rgba(139, 124, 246, 0.35);
}

html:has(.platform-page),
html:has(.platform-page) body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

.platform-page {
  background: var(--void);
  color: var(--text-primary);
  font-family: var(--font-sans);
  height: 100%;
  min-height: 100vh;
  overflow: hidden;
}

.platform-page .logo-mark {
  display: inline-block;
  width: 18px;
  height: 18px;
  background: linear-gradient(135deg, var(--neural-violet), var(--neural-cyan));
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  flex-shrink: 0;
}

.platform-page .btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 8px;
  border: none;
  background: linear-gradient(135deg, var(--neural-violet), #6d5ce6);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}

.platform-page .btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--neural-violet));
}

.platform-page h1 {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: 1.3;
}

.platform-page .site-header,
.platform-page .hero,
.platform-page .site-footer {
  display: none;
}

/* ── Top bar ─────────────────────────────────────────────── */

.platform-topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--platform-topbar-h);
  display: grid;
  grid-template-columns: minmax(0, auto) 1fr minmax(0, auto);
  align-items: center;
  gap: 16px;
  padding: 0 16px 0 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.98) 0%, rgba(10, 14, 23, 0.92) 100%);
  backdrop-filter: blur(12px);
}

.platform-topbar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.platform-topbar__logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.platform-topbar__divider {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.1);
}

.platform-topbar__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--neural-cyan);
}

.platform-topbar__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 0;
}

.platform-topbar__nav a {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--duration-fast), background var(--duration-fast);
}

.platform-topbar__nav a:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
}

.platform-topbar__nav a.is-active {
  color: var(--neural-cyan);
  background: rgba(56, 189, 248, 0.08);
}

.platform-topbar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(5, 5, 8, 0.5);
  max-width: 220px;
  justify-self: end;
}

.platform-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  box-shadow: 0 0 0 0 transparent;
  transition: background var(--duration-normal), box-shadow var(--duration-normal);
}

.platform-status-dot.is-online {
  background: var(--success);
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.55);
}

.platform-status-dot.is-offline {
  background: #f87171;
  box-shadow: 0 0 8px rgba(248, 113, 113, 0.45);
}

.platform-status-dot.is-pending {
  background: #fbbf24;
  animation: platform-pulse 1.4s ease-in-out infinite;
}

@keyframes platform-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.platform-status-text {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Shell layout (workspace left · rail right) ──────────── */

.platform-shell {
  position: fixed;
  top: var(--platform-topbar-h);
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: 1fr var(--platform-rail-w);
  background: var(--void);
}

.platform-shell.is-rail-collapsed {
  grid-template-columns: 1fr var(--platform-rail-collapsed-w);
}

/* ── Workspace ───────────────────────────────────────────── */

.platform-workspace {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.04);
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 124, 246, 0.08), transparent),
    var(--void);
}

.platform-workspace__chrome {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 14, 23, 0.85);
}

.platform-workspace__meta {
  min-width: 0;
  flex: 1;
}

.platform-workspace__title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.platform-workspace__desc {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.platform-workspace__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.platform-workspace__badge {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(212, 175, 55, 0.12);
  color: #d4af37;
}

.platform-workspace__badge.is-public {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
}

.platform-workspace__link {
  font-size: 11px;
  color: var(--neural-cyan);
  text-decoration: none;
  white-space: nowrap;
}

.platform-workspace__link:hover {
  color: var(--primary-hover);
}

.platform-workspace__reload {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  transition: border-color var(--duration-fast), color var(--duration-fast);
}

.platform-workspace__reload:hover {
  border-color: var(--platform-glow);
  color: var(--neural-cyan);
}

.platform-workspace__frame {
  position: relative;
  flex: 1;
  min-height: 0;
}

.platform-workspace__iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: #050508;
}

.platform-workspace__loading,
.platform-workspace__error {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #050508;
  text-align: center;
  padding: 24px;
}

.platform-workspace__loading {
  font-size: 13px;
  color: var(--text-muted);
  transition: opacity var(--duration-normal);
}

.platform-workspace__loading.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.platform-workspace__error[hidden] {
  display: none;
}

.platform-workspace__error-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.platform-workspace__error-body {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
  max-width: 420px;
}

.platform-workspace__retry {
  margin-top: 8px;
}

/* ── Right rail ──────────────────────────────────────────── */

.platform-rail {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: linear-gradient(180deg, #0c111c 0%, #080b12 100%);
  border-left: 1px solid rgba(139, 124, 246, 0.12);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.35);
}

.platform-rail__toggle {
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 28px;
  height: 48px;
  border-radius: 8px 0 0 8px;
  border: 1px solid rgba(139, 124, 246, 0.2);
  border-right: none;
  background: #141b2d;
  color: var(--neural-cyan);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast), color var(--duration-fast);
}

.platform-rail__toggle:hover {
  background: #1a2238;
  color: var(--primary-hover);
}

.platform-rail__toggle-icon {
  display: inline-block;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.platform-shell.is-rail-collapsed .platform-rail__toggle-icon {
  transform: rotate(180deg);
}

.platform-rail__panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 12px 16px;
  min-height: 0;
  flex: 1;
  overflow: hidden;
}

.platform-shell.is-rail-collapsed .platform-rail__panel {
  display: none;
}

.platform-rail__mini {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 6px;
  overflow-y: auto;
}

.platform-shell.is-rail-collapsed .platform-rail__mini {
  display: flex;
}

.platform-rail__mini-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: border-color var(--duration-fast), background var(--duration-fast), color var(--duration-fast);
}

.platform-rail__mini-btn:hover,
.platform-rail__mini-btn.is-active {
  border-color: rgba(139, 124, 246, 0.4);
  background: rgba(139, 124, 246, 0.1);
  color: var(--neural-cyan);
}

.platform-rail__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.platform-rail__head-title {
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.platform-rail__count {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--neural-cyan);
}

.platform-rail__search {
  width: 100%;
  padding: 9px 11px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 5, 8, 0.55);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 13px;
}

.platform-rail__search:focus {
  outline: none;
  border-color: var(--neural-cyan);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.12);
}

.platform-rail__accordions {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 2px;
  padding-bottom: 16px;
}

.platform-rail__accordions::-webkit-scrollbar {
  width: 5px;
}

.platform-rail__accordions::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 4px;
}

/* ── Accordion groups ────────────────────────────────────── */

.platform-accordion {
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(5, 5, 8, 0.35);
  overflow: hidden;
  flex-shrink: 0;
}

.platform-accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  text-align: left;
  transition: background var(--duration-fast);
}

.platform-accordion__trigger:hover {
  background: rgba(255, 255, 255, 0.03);
}

.platform-accordion.is-open .platform-accordion__trigger {
  background: rgba(139, 124, 246, 0.06);
  color: var(--text-primary);
}

.platform-accordion__glyph {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  background: rgba(139, 124, 246, 0.12);
  color: var(--neural-violet);
  flex-shrink: 0;
}

.platform-accordion__label {
  flex: 1;
  min-width: 0;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.platform-accordion__count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.platform-accordion__chevron {
  font-size: 10px;
  color: var(--text-muted);
  transition: transform var(--duration-normal) var(--ease-out-expo);
  flex-shrink: 0;
}

.platform-accordion.is-open .platform-accordion__chevron {
  transform: rotate(90deg);
  color: var(--neural-cyan);
}

.platform-accordion__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-normal) var(--ease-out-expo);
}

.platform-accordion.is-open .platform-accordion__body {
  grid-template-rows: 1fr;
}

.platform-accordion__inner {
  overflow: hidden;
  max-height: 320px;
  overflow-y: auto;
}

.platform-accordion__inner::-webkit-scrollbar {
  width: 4px;
}

.platform-accordion__inner::-webkit-scrollbar-thumb {
  background: rgba(139, 124, 246, 0.2);
  border-radius: 4px;
}

.platform-accordion__tools {
  list-style: none;
  margin: 0;
  padding: 4px 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.platform-tool {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border-radius: 7px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--duration-fast), border-color var(--duration-fast);
}

.platform-tool:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.05);
}

.platform-tool.is-active {
  background: rgba(139, 124, 246, 0.14);
  border-color: rgba(139, 124, 246, 0.35);
  color: var(--text-primary);
}

.platform-tool__title {
  display: block;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.platform-tool__meta {
  display: flex;
  gap: 6px;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
}

.platform-tool__badge {
  padding: 1px 5px;
  border-radius: 3px;
}

.platform-tool__badge--public {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
}

.platform-tool__badge--tier {
  background: rgba(212, 175, 55, 0.12);
  color: #d4af37;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 900px) {
  .platform-topbar__nav {
    display: none;
  }

  .platform-shell {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
  }

  .platform-shell.is-rail-collapsed {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr var(--platform-rail-collapsed-w);
  }

  .platform-rail {
    order: 2;
    max-height: 42vh;
    border-left: none;
    border-top: 1px solid rgba(139, 124, 246, 0.12);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.35);
  }

  .platform-rail__toggle {
    left: 50%;
    top: -14px;
    transform: translateX(-50%) rotate(90deg);
  }

  .platform-workspace {
    order: 1;
    border-right: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .platform-accordion__body,
  .platform-accordion__chevron,
  .platform-rail__toggle-icon,
  .platform-workspace__loading,
  .platform-status-dot {
    transition: none;
    animation: none;
  }
}