/* Floating portfolio assistant — matches site amber / paper theme */
.portfolio-chat-root {
  --pc-bg: #1e1c18;
  --pc-surface: #2a2620;
  --pc-border: rgba(243, 192, 22, 0.22);
  --pc-paper: #f3ece0;
  --pc-muted: #a89880;
  --pc-amber: #f3c016;
  --pc-ink: #1a1612;
  font-family: 'Lora', Georgia, serif;
  z-index: 10050;
}

[data-theme="light"] .portfolio-chat-root {
  --pc-bg: #faf8f4;
  --pc-surface: #f0ebe3;
  --pc-border: rgba(110, 73, 0, 0.25);
  --pc-paper: #1a1612;
  --pc-muted: #696663;
  --pc-amber: #6e4900;
}

.portfolio-chat-fab {
  position: fixed;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--pc-border);
  background: linear-gradient(145deg, var(--pc-surface), var(--pc-bg));
  color: var(--pc-amber);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  cursor: grab;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10051;
  touch-action: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.portfolio-chat-fab:hover {
  transform: scale(1.04);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.5);
}

.portfolio-chat-fab:active {
  cursor: grabbing;
}

.portfolio-chat-fab svg {
  width: 21px;
  height: 21px;
  pointer-events: none;
}

.portfolio-chat-panel {
  position: fixed;
  width: min(400px, calc(100vw - 32px));
  /* max-height set in JS so bottom edge stays anchored while content scrolls */
  min-height: 0;
  background: var(--pc-bg);
  border: 1px solid var(--pc-border);
  border-radius: 4px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.55);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 10052;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.98);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.portfolio-chat-panel.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.portfolio-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--pc-border);
  background: rgba(243, 192, 22, 0.06);
  flex-shrink: 0;
}

.portfolio-chat-title {
  flex: 1;
  min-width: 0;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pc-paper);
}

.portfolio-chat-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.portfolio-chat-new {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(243, 192, 22, 0.1);
  border: 1px solid var(--pc-border);
  color: var(--pc-amber);
  padding: 4px 10px;
  border-radius: 2px;
  cursor: pointer;
}

.portfolio-chat-new:hover {
  background: rgba(243, 192, 22, 0.18);
}

[data-theme="light"] .portfolio-chat-new {
  color: var(--pc-amber);
}

[data-theme="light"] .portfolio-chat-title {
  color: var(--pc-ink);
}

.portfolio-chat-close {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: none;
  border: 1px solid var(--pc-border);
  color: var(--pc-muted);
  padding: 4px 10px;
  border-radius: 2px;
  cursor: pointer;
}

.portfolio-chat-close:hover {
  color: var(--pc-paper);
  border-color: var(--pc-amber);
}

[data-theme="light"] .portfolio-chat-close:hover {
  color: var(--pc-ink);
}

.portfolio-chat-msgs {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}

.portfolio-chat-bubble {
  max-width: 92%;
  padding: 10px 12px;
  border-radius: 2px;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--pc-paper);
}

[data-theme="light"] .portfolio-chat-bubble {
  color: var(--pc-ink);
}

.portfolio-chat-bubble.user {
  align-self: flex-end;
  background: rgba(243, 192, 22, 0.12);
  border: 1px solid rgba(243, 192, 22, 0.25);
}

.portfolio-chat-bubble.assistant {
  align-self: flex-start;
  background: var(--pc-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .portfolio-chat-bubble.assistant {
  border-color: rgba(0, 0, 0, 0.08);
}

/* Plain text while tokens stream; replaced with markdown when complete */
.portfolio-chat-bubble.assistant.streaming {
  white-space: pre-wrap;
  word-break: break-word;
}

.portfolio-chat-bubble.assistant p {
  margin: 0 0 0.6em;
}

.portfolio-chat-bubble.assistant p:last-child {
  margin-bottom: 0;
}

.portfolio-chat-bubble.assistant ul {
  margin: 0.4em 0 0.6em 1.1em;
  padding: 0;
}

.portfolio-chat-bubble.assistant a.portfolio-chat-link {
  color: var(--pc-amber);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.portfolio-chat-bubble.assistant a.portfolio-chat-link:hover {
  opacity: 0.92;
}

[data-theme="light"] .portfolio-chat-bubble.assistant a.portfolio-chat-link {
  color: var(--pc-amber);
}

.portfolio-chat-bubble.error {
  border-color: rgba(200, 75, 49, 0.5);
  color: #e8a598;
}

[data-theme="light"] .portfolio-chat-bubble.error {
  color: #8b3a2e;
}

.portfolio-chat-form-wrap {
  position: relative;
  border-top: 1px solid var(--pc-border);
  flex-shrink: 0;
}

.portfolio-chat-at {
  position: absolute;
  bottom: 100%;
  left: 0;
  right: 0;
  margin-bottom: 4px;
  max-height: 200px;
  overflow-y: auto;
  background: var(--pc-bg);
  border: 1px solid var(--pc-border);
  border-radius: 4px;
  box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.4);
  z-index: 2;
}

.portfolio-chat-at-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: transparent;
  color: var(--pc-paper);
  cursor: pointer;
  font-family: inherit;
}

.portfolio-chat-at-item:last-child {
  border-bottom: none;
}

.portfolio-chat-at-item:hover {
  background: rgba(243, 192, 22, 0.08);
}

.portfolio-chat-at-id {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  color: var(--pc-amber);
  letter-spacing: 0.04em;
}

.portfolio-chat-at-title {
  font-size: 11px;
  color: var(--pc-muted);
  line-height: 1.35;
}

[data-theme="light"] .portfolio-chat-at-item {
  color: var(--pc-ink);
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

.portfolio-chat-form {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 12px 14px 14px;
  flex-shrink: 0;
}

.portfolio-chat-input {
  flex: 1;
  min-height: 40px;
  max-height: 132px;
  font-family: 'Lora', Georgia, serif;
  font-size: 13.5px;
  line-height: 1.45;
  padding: 10px 12px;
  border-radius: 2px;
  border: 1px solid var(--pc-border);
  background: rgba(0, 0, 0, 0.2);
  color: var(--pc-paper);
  outline: none;
  resize: none;
  overflow-y: auto;
}

[data-theme="light"] .portfolio-chat-input {
  background: #fff;
  color: var(--pc-ink);
}

.portfolio-chat-input::placeholder {
  color: var(--pc-muted);
  opacity: 0.85;
}

.portfolio-chat-send {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px 14px;
  border: none;
  border-radius: 2px;
  background: var(--pc-amber);
  color: var(--pc-ink);
  cursor: pointer;
  flex-shrink: 0;
}

.portfolio-chat-send:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}