/* ==========================================================================
   x.Assistant (eXtgsi assist · x.AI) — Right-Docked Vertical Panel (v3.0)
   Claude Design v3.0 Light-First Brand Contract:
   - Surfaces: #FFFFFF / #F2F6FA (Orbit Mist) — NO navy surface in light mode
   - Ink / Text: #00203F (Deep Space Navy)
   - Accents: #FC6735 / #E3541F / #B3400F (eXtgsi Orange)
   - Status dot ONLY: #25C55E (Fix Green)
   - Zero Alien mascot, zero emojis, pure geometric SVG vector iconography
   ========================================================================== */

:root {
  --xg-acc: #FC6735;
  --xg-acc-strong: #E3541F;
  --xg-acc-text: #B3400F;
  --xg-navy: #00203F;
  --xg-bg: #FFFFFF;
  --xg-elev: #F2F6FA;
  --xg-line: rgba(0, 32, 63, 0.12);
  --xg-line-strong: rgba(0, 32, 63, 0.20);
  --xg-body: rgba(0, 32, 63, 0.76);
  --xg-mono: rgba(0, 32, 63, 0.56);
  --xg-green: #25C55E;
  --xg-dock-width: 380px;
  --xg-dock-wide-width: 500px;
  --xg-rail-width: 48px;
  --xg-top-offset: 56px;
}

body.dark {
  --xg-bg: #111822;
  --xg-elev: #172130;
  --xg-navy: #E8EEF5;
  --xg-line: rgba(232, 238, 245, 0.12);
  --xg-line-strong: rgba(232, 238, 245, 0.22);
  --xg-body: rgba(232, 238, 245, 0.78);
  --xg-mono: rgba(232, 238, 245, 0.56);
  --xg-acc-text: #FF9872;
}

/* Smooth workspace reflow when right vertical dock is open or collapsed */
@media (min-width: 1024px) {
  body.xassistant-docked-collapsed .main-container,
  body.xassistant-docked-collapsed .main-tabs,
  body.xassistant-docked-collapsed .tab-nav {
    width: calc(100% - var(--xg-rail-width)) !important;
    max-width: calc(100% - var(--xg-rail-width)) !important;
    margin-right: var(--xg-rail-width) !important;
    margin-left: 0 !important;
    transition: width 0.22s cubic-bezier(0.2, 0.7, 0.3, 1), margin-right 0.22s cubic-bezier(0.2, 0.7, 0.3, 1);
  }

  body.xassistant-docked-open .main-container,
  body.xassistant-docked-open .main-tabs,
  body.xassistant-docked-open .tab-nav {
    width: calc(100% - var(--xg-dock-width)) !important;
    max-width: calc(100% - var(--xg-dock-width)) !important;
    margin-right: var(--xg-dock-width) !important;
    margin-left: 0 !important;
    transition: width 0.22s cubic-bezier(0.2, 0.7, 0.3, 1), margin-right 0.22s cubic-bezier(0.2, 0.7, 0.3, 1);
  }

  body.xassistant-docked-open.xassistant-docked-wide .main-container,
  body.xassistant-docked-open.xassistant-docked-wide .main-tabs,
  body.xassistant-docked-open.xassistant-docked-wide .tab-nav {
    width: calc(100% - var(--xg-dock-wide-width)) !important;
    max-width: calc(100% - var(--xg-dock-wide-width)) !important;
    margin-right: var(--xg-dock-wide-width) !important;
    margin-left: 0 !important;
  }
}

/* ==========================================================================
   COLLAPSED VERTICAL RIGHT RAIL (#xg-stack)
   ========================================================================== */
#xg-stack {
  position: fixed;
  top: var(--xg-top-offset);
  right: 0 !important;
  bottom: 0 !important;
  width: var(--xg-rail-width);
  z-index: 940;
  background: var(--xg-bg);
  border-left: 1px solid var(--xg-line);
  border-top: 3px solid var(--xg-acc);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 4px 14px;
  gap: 10px;
  box-shadow: -4px 0 16px rgba(0, 32, 63, 0.05);
  font-family: Archivo, Inter, system-ui, -apple-system, sans-serif;
  transition: transform 0.22s cubic-bezier(0.2, 0.7, 0.3, 1), opacity 0.2s ease;
}

body.xassistant-docked-open #xg-stack {
  transform: translateX(100%);
  opacity: 0;
  pointer-events: none;
}

#xg-launch {
  position: relative;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  padding: 0;
  cursor: pointer;
  background: var(--xg-elev);
  color: var(--xg-navy);
  border: 1px solid var(--xg-line-strong);
  display: grid;
  place-items: center;
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

#xg-launch:hover {
  border-color: var(--xg-acc);
  background: rgba(252, 103, 53, 0.10);
  transform: translateY(-1px);
}

#xg-launch .dot {
  position: absolute;
  top: -3px;
  right: -3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--xg-green);
  border: 2px solid var(--xg-bg);
  z-index: 3;
}

.xg-rail-expand-chevron {
  width: 32px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--xg-line);
  background: transparent;
  color: var(--xg-navy);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.xg-rail-expand-chevron:hover {
  border-color: var(--xg-acc);
  color: var(--xg-acc-strong);
  background: rgba(252, 103, 53, 0.08);
}

.xg-rail-label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--xg-navy);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  cursor: pointer;
  user-select: none;
}

.xg-rail-label:hover {
  color: var(--xg-acc-strong);
}

.xg-rail-badge {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--xg-acc-text);
}

.xg-rail-Divider {
  width: 22px;
  height: 1px;
  background: var(--xg-line);
  margin: 2px 0;
}

.xg-rail-quick-btn {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--xg-line);
  background: var(--xg-bg);
  color: var(--xg-navy);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.xg-rail-quick-btn:hover {
  border-color: var(--xg-acc);
  color: var(--xg-acc-strong);
  background: var(--xg-elev);
}

/* ==========================================================================
   RIGHT-DOCKED VERTICAL PANEL (#xg-panel)
   ========================================================================== */
#xg-panel {
  position: fixed;
  top: var(--xg-top-offset);
  right: 0;
  bottom: 0;
  z-index: 950;
  width: var(--xg-dock-width);
  max-width: calc(100vw - 16px);
  height: calc(100svh - var(--xg-top-offset));
  max-height: calc(100svh - var(--xg-top-offset));
  background: var(--xg-bg);
  color: var(--xg-navy);
  border-left: 1px solid var(--xg-line-strong);
  border-top: 3px solid var(--xg-acc);
  border-radius: 0;
  display: none;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  box-shadow: -12px 0 32px -12px rgba(0, 32, 63, 0.14);
  transform: translateX(100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.22s cubic-bezier(0.2, 0.7, 0.3, 1), width 0.22s cubic-bezier(0.2, 0.7, 0.3, 1), opacity 0.2s ease, visibility 0.22s;
  font-family: Archivo, Inter, system-ui, -apple-system, sans-serif;
}

#xg-panel[data-open] {
  display: grid;
  transform: translateX(0);
  opacity: 1;
  visibility: visible;
}

#xg-panel[data-expanded] {
  width: var(--xg-dock-wide-width);
}

/* Edge collapse handle on the left border of the docked panel */
.xg-edge-handle {
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 56px;
  border-radius: 6px 0 0 6px;
  background: var(--xg-bg);
  border: 1px solid var(--xg-line-strong);
  border-right: none;
  color: var(--xg-navy);
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  box-shadow: -3px 0 8px rgba(0, 32, 63, 0.08);
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.xg-edge-handle:hover {
  background: var(--xg-elev);
  color: var(--xg-acc-strong);
  border-color: var(--xg-acc);
}

/* Brand Geometric Tile (replaces Alien) */
.xg-brand-tile {
  width: 34px;
  height: 34px;
  flex: none;
  display: inline-grid;
  place-items: center;
}

.xg-brand-tile svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Panel Header — Light-First per Claude Design v3.0 */
.xg-head {
  background: var(--xg-bg);
  color: var(--xg-navy);
  border-bottom: 1px solid var(--xg-line);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.xg-head-title-wrap {
  min-width: 0;
  flex: 1;
}

.xg-head h3 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--xg-navy);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 7px;
}

.xg-head .xg-badge-ai {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  background: rgba(252, 103, 53, 0.12);
  color: var(--xg-acc-text);
  border: 1px solid rgba(252, 103, 53, 0.38);
  padding: 1px 6px;
  border-radius: 4px;
}

.xg-head .st {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--xg-mono);
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 2px 0 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.xg-head .st i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--xg-green);
  display: inline-block;
  flex: none;
}

.xg-head-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 5px;
  flex: none;
}

.xg-head button {
  height: 30px;
  min-width: 30px;
  padding: 0 7px;
  border-radius: 4px;
  border: 1px solid var(--xg-line-strong);
  background: var(--xg-bg);
  color: var(--xg-navy);
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.xg-head button:hover {
  background: var(--xg-elev);
  border-color: var(--xg-acc);
  color: var(--xg-acc-strong);
}

#xg-close.xg-collapse-pill {
  padding: 0 9px;
  background: var(--xg-elev);
}

/* Context Sub-bar */
.xg-note {
  background: var(--xg-elev);
  border-bottom: 1px solid var(--xg-line);
  padding: 6px 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--xg-body);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.xg-note strong {
  color: var(--xg-navy);
}

/* Conversation Log */
.xg-log {
  padding: 12px;
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 0;
  display: grid;
  gap: 10px;
  align-content: start;
  background: var(--xg-elev);
}

.xg-msg {
  max-width: 95%;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  line-height: 1.48;
  overflow-wrap: anywhere;
  white-space: normal;
}

.xg-msg.bot {
  background: var(--xg-bg);
  border: 1px solid var(--xg-line);
  color: var(--xg-navy);
  justify-self: start;
  border-top-left-radius: 3px;
  box-shadow: 0 1px 3px rgba(0, 32, 63, 0.04);
  width: 100%;
}

.xg-msg.me {
  background: var(--xg-acc-strong);
  color: #FFFFFF;
  justify-self: end;
  border-top-right-radius: 3px;
  font-weight: 500;
}

.xg-msg b,
.xg-msg strong {
  color: var(--xg-navy);
}

.xg-msg.me b,
.xg-msg.me strong {
  color: #FFFFFF;
}

.xg-sec-title {
  font-weight: 700;
  font-size: 13.5px;
  color: var(--xg-navy);
  margin-bottom: 6px;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--xg-line);
  display: flex;
  align-items: center;
  gap: 6px;
}

.xg-tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  margin: 6px 0;
}

.xg-tbl td {
  padding: 5px 4px;
  border-bottom: 1px solid var(--xg-line);
  vertical-align: top;
}

.xg-tbl td.r {
  text-align: right;
  font-family: "IBM Plex Mono", monospace;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.xg-tbl small {
  color: var(--xg-mono);
  font-size: 12px;
}

.txt-danger {
  color: #CC2929 !important;
}

.txt-warn {
  color: #B86B00 !important;
}

.txt-ok {
  color: #16794B !important;
}

.xg-alert-danger {
  background: rgba(204, 41, 41, 0.08);
  border: 1px solid rgba(204, 41, 41, 0.30);
  color: #CC2929;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  margin-bottom: 8px;
}

.xg-alert-ok {
  background: rgba(37, 197, 94, 0.10);
  border: 1px solid rgba(37, 197, 94, 0.32);
  color: #16794B;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  margin-bottom: 8px;
}

/* Metrics Cards inside Bot Response */
.xg-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin-top: 8px;
}

#xg-panel[data-expanded] .xg-metrics-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.xg-metric-card {
  background: var(--xg-elev);
  border: 1px solid var(--xg-line);
  border-radius: 6px;
  padding: 6px 8px;
}

.xg-metric-card.tone-danger {
  background: rgba(204, 41, 41, 0.07);
  border-color: rgba(204, 41, 41, 0.30);
}

.xg-metric-card.tone-ok {
  background: rgba(37, 197, 94, 0.08);
  border-color: rgba(37, 197, 94, 0.30);
}

.xg-metric-lbl {
  display: block;
  font-size: 12px;
  color: var(--xg-mono);
}

.xg-metric-val {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  color: var(--xg-navy);
  margin-top: 2px;
}

.xg-metric-sub {
  display: block;
  font-size: 12px;
  color: var(--xg-mono);
}

/* Action Buttons inside Bot Response */
.xg-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px;
  padding-top: 7px;
  border-top: 1px dashed var(--xg-line-strong);
}

.xg-act-btn {
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 4px;
  border: 1px solid rgba(252, 103, 53, 0.45);
  background: rgba(252, 103, 53, 0.08);
  color: var(--xg-navy);
  cursor: pointer;
  transition: all 0.16s ease;
}

.xg-act-btn:hover {
  background: var(--xg-acc-strong);
  border-color: var(--xg-acc-strong);
  color: #FFFFFF;
}

/* Interactive Question Card */
.xg-qcard {
  margin-top: 8px;
  background: var(--xg-elev);
  border: 1px solid var(--xg-line-strong);
  border-radius: 6px;
  padding: 8px 10px;
}

.xg-qcard-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--xg-acc-text);
}

.xg-qcard-q {
  font-size: 12.5px;
  color: var(--xg-navy);
  margin: 3px 0 6px;
}

.xg-qcard-opts {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.xg-qcard-opts button {
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: 4px;
  border: 1px solid var(--xg-line-strong);
  background: var(--xg-bg);
  color: var(--xg-navy);
  cursor: pointer;
}

.xg-qcard-opts button:hover {
  border-color: var(--xg-acc);
  color: var(--xg-acc-strong);
}

.xg-usage-foot {
  margin-top: 6px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--xg-mono);
  display: flex;
  justify-content: space-between;
}

/* Typing dots */
.xg-typing {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 10px 12px;
  width: auto !important;
}

.xg-typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--xg-acc);
  animation: xgdot 1.1s infinite;
}

.xg-typing i:nth-child(2) {
  animation-delay: 0.15s;
}

.xg-typing i:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes xgdot {
  0%, 60%, 100% {
    opacity: 0.25;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

/* Quick Chips Bar */
.xg-chips {
  display: flex;
  flex-wrap: wrap;
  max-height: 76px;
  overflow-y: auto;
  gap: 5px;
  padding: 8px 12px;
  background: var(--xg-bg);
  border-top: 1px solid var(--xg-line);
  scrollbar-width: thin;
}

.xg-chips button {
  flex: 0 0 auto;
  white-space: nowrap;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--xg-navy);
  background: var(--xg-elev);
  cursor: pointer;
  border: 1px solid var(--xg-line-strong);
  border-radius: 4px;
  padding: 4px 8px;
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.xg-chips button:hover {
  border-color: var(--xg-acc);
  color: var(--xg-acc-strong);
  background: rgba(252, 103, 53, 0.08);
}

/* Input Footer */
.xg-foot {
  border-top: 1px solid var(--xg-line);
  background: var(--xg-bg);
  padding: 8px 12px;
  display: grid;
  gap: 5px;
}

.xg-inrow {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px;
  align-items: end;
}

.xg-foot textarea {
  font: inherit;
  font-size: 13px;
  color: var(--xg-navy);
  background: var(--xg-elev);
  resize: none;
  height: auto;
  min-height: 38px;
  max-height: 100px;
  overflow: hidden;
  padding: 8px 10px;
  border: 1px solid var(--xg-line-strong);
  border-radius: 4px;
  line-height: 1.35;
}

.xg-foot textarea:focus {
  outline: none;
  background: var(--xg-bg);
  border-color: var(--xg-acc);
  box-shadow: 0 0 0 2px rgba(252, 103, 53, 0.18);
}

.xg-icbtn {
  width: 38px;
  height: 38px;
  border-radius: 4px;
  border: 1px solid var(--xg-acc-strong);
  background: var(--xg-acc-strong);
  color: #FFFFFF;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 15px;
  font-weight: 700;
  transition: background 0.16s ease, border-color 0.16s ease;
}

.xg-icbtn:hover {
  background: var(--xg-acc);
  border-color: var(--xg-acc);
}

.xg-legal {
  font-size: 12px;
  color: var(--xg-mono);
  text-align: center;
  line-height: 1.25;
  margin: 0;
}

@media (max-width: 1023px) {
  #xg-stack {
    display: none !important;
  }
  #xg-panel {
    top: 0;
    width: 100vw;
    max-width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
  }
  .xg-edge-handle {
    display: none !important;
  }
  .xg-head button,
  .xg-icbtn,
  .xg-chips button {
    min-height: 44px;
    min-width: 44px;
  }
}