:root {
  --chatbot-bg: #0b0f14;
  --chatbot-panel: #111820;
  --chatbot-panel-2: #0d131a;
  --chatbot-line: rgba(255, 255, 255, 0.14);
  --chatbot-text: #f4f7fb;
  --chatbot-muted: #9aa8b7;
  --chatbot-accent: #ffd36a;
  --chatbot-accent-2: #57d7ff;
  --chatbot-user: #1d3945;
  --chatbot-radius: 8px;
}

.portfolio-chatbot-button {
  position: fixed;
  right: 88px;
  bottom: 244px;
  z-index: 10002;
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 2px solid var(--chatbot-accent);
  border-radius: 14px;
  background:
    radial-gradient(circle at 72% 22%, color-mix(in srgb, var(--chatbot-accent-2) 30%, transparent), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent),
    var(--chatbot-panel);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.48), 0 0 34px color-mix(in srgb, var(--chatbot-accent-2) 42%, transparent);
  cursor: pointer;
  touch-action: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.portfolio-chatbot-button:hover,
.portfolio-chatbot-button.active {
  transform: translateY(-3px);
  box-shadow: 0 24px 44px rgba(0, 0, 0, 0.42), 0 0 32px color-mix(in srgb, var(--chatbot-accent) 30%, transparent);
}

.portfolio-chatbot-button.is-dragging {
  transition: none;
}

.portfolio-chatbot-button::after {
  content: "AI";
  position: absolute;
  right: -8px;
  bottom: -8px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 22px;
  border: 1px solid var(--chatbot-bg);
  border-radius: 6px;
  color: #141007;
  background: var(--chatbot-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
}

.portfolio-chatbot-pet {
  --pet-row-y: 0%;
  width: 66px;
  height: 72px;
  display: block;
  background-image: url("../pets/worker-meow/spritesheet.webp");
  background-repeat: no-repeat;
  background-size: 800% 800%;
  background-position: 0 var(--pet-row-y);
  filter: drop-shadow(0 8px 10px rgba(0, 0, 0, 0.35));
  transform: translateY(1px);
  animation: chatbotPetLoop 0.92s steps(7) infinite;
}

.portfolio-chatbot-button.active .portfolio-chatbot-pet {
  --pet-row-y: 100%;
}

.portfolio-chatbot-button.is-thinking .portfolio-chatbot-pet {
  --pet-row-y: 85.7143%;
  animation-duration: 0.68s;
}

.portfolio-chatbot-antenna {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 2px;
  height: 10px;
  background: var(--chatbot-accent);
  transform: translateX(-50%);
}

.portfolio-chatbot-antenna::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--chatbot-accent-2);
  box-shadow: 0 0 14px var(--chatbot-accent-2);
  transform: translateX(-50%);
}

.portfolio-chatbot-robot {
  position: relative;
  width: 40px;
  height: 34px;
  margin-top: 10px;
  border: 2px solid var(--chatbot-accent);
  border-radius: 8px;
  background:
    linear-gradient(90deg, transparent 0 7px, rgba(255, 255, 255, 0.08) 7px 9px, transparent 9px 100%),
    #18232d;
}

.portfolio-chatbot-robot::before,
.portfolio-chatbot-robot::after {
  content: "";
  position: absolute;
  top: 10px;
  width: 5px;
  height: 12px;
  border: 1px solid var(--chatbot-line);
  background: #0d131a;
}

.portfolio-chatbot-robot::before { left: -8px; }
.portfolio-chatbot-robot::after { right: -8px; }

.portfolio-chatbot-eye {
  position: absolute;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--chatbot-accent-2);
  box-shadow: 0 0 10px var(--chatbot-accent-2);
  animation: chatbotBlink 4s steps(1, end) infinite;
}

.portfolio-chatbot-eye.left { left: 10px; }
.portfolio-chatbot-eye.right { right: 10px; }

.portfolio-chatbot-mouth {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 8px;
  height: 2px;
  background: var(--chatbot-accent);
  opacity: 0.8;
}

.portfolio-chatbot-ping {
  position: absolute;
  inset: -5px;
  border: 1px solid color-mix(in srgb, var(--chatbot-accent-2) 28%, transparent);
  border-radius: 16px;
  opacity: 0;
  animation: chatbotPing 2.4s ease-out infinite;
}

.portfolio-chatbot-button.is-thinking .portfolio-chatbot-mouth {
  height: 6px;
  bottom: 6px;
  background: repeating-linear-gradient(90deg, var(--chatbot-accent) 0 3px, transparent 3px 6px);
  animation: chatbotTalk 0.5s steps(2, end) infinite;
}

.portfolio-chatbot-panel {
  position: fixed;
  right: 18px;
  bottom: 320px;
  z-index: 10001;
  width: min(380px, calc(100vw - 28px));
  max-height: min(620px, calc(100dvh - 120px));
  display: grid;
  grid-template-rows: auto minmax(160px, 1fr) auto auto auto;
  overflow: hidden;
  border: 1px solid var(--chatbot-line);
  border-radius: 12px;
  background: var(--chatbot-panel);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.52);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(0.98);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

body.portfolio-chatbot-scroll-locked {
  width: 100%;
  overflow: hidden;
}

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

.portfolio-chatbot-panel.is-expanded {
  top: 16px !important;
  right: 16px !important;
  bottom: 16px !important;
  left: 16px !important;
  width: min(860px, calc(100vw - 32px));
  max-height: none;
  margin: 0 auto;
  grid-template-rows: auto minmax(220px, 1fr) auto auto auto;
}

.portfolio-chatbot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 14px;
  border-bottom: 1px solid var(--chatbot-line);
  background: var(--chatbot-panel-2);
}

.portfolio-chatbot-header strong,
.portfolio-chatbot-header span {
  display: block;
  letter-spacing: 0;
}

.portfolio-chatbot-header strong {
  color: var(--chatbot-text);
  font-size: 14px;
  line-height: 1.2;
}

.portfolio-chatbot-header span {
  color: var(--chatbot-muted);
  font-size: 12px;
  margin-top: 3px;
}

.portfolio-chatbot-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.portfolio-chatbot-new,
.portfolio-chatbot-expand,
.portfolio-chatbot-close {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--chatbot-line);
  border-radius: var(--chatbot-radius);
  color: var(--chatbot-muted);
  background: rgba(255, 255, 255, 0.04);
  text-align: center;
}

.portfolio-chatbot-new span {
  position: relative;
  width: 15px;
  height: 15px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.portfolio-chatbot-new span::before,
.portfolio-chatbot-new span::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  transform: translate(-50%, -50%);
}

.portfolio-chatbot-new span::before {
  width: 8px;
  height: 2px;
}

.portfolio-chatbot-new span::after {
  width: 2px;
  height: 8px;
}

.portfolio-chatbot-new:hover {
  color: var(--chatbot-accent);
}

.portfolio-chatbot-close:hover {
  color: var(--chatbot-accent);
}

.portfolio-chatbot-expand span {
  position: relative;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-radius: 2px;
}

.portfolio-chatbot-panel.is-expanded .portfolio-chatbot-expand span {
  width: 15px;
  height: 15px;
  border: 0;
}

.portfolio-chatbot-panel.is-expanded .portfolio-chatbot-expand span::before,
.portfolio-chatbot-panel.is-expanded .portfolio-chatbot-expand span::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 2px solid currentColor;
  border-radius: 2px;
}

.portfolio-chatbot-panel.is-expanded .portfolio-chatbot-expand span::before {
  right: 0;
  top: 0;
}

.portfolio-chatbot-panel.is-expanded .portfolio-chatbot-expand span::after {
  left: 0;
  bottom: 0;
  background: var(--chatbot-panel-2);
}

.portfolio-chatbot-expand:hover {
  color: var(--chatbot-accent-2);
}

.portfolio-chatbot-log {
  min-height: 0;
  overflow-y: auto;
  padding: 14px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--chatbot-bg);
  background-size: 100% 18px;
}

.portfolio-chatbot-message {
  display: flex;
  margin-bottom: 10px;
}

.portfolio-chatbot-message span {
  max-width: 86%;
  padding: 10px 11px;
  border: 1px solid var(--chatbot-line);
  border-radius: var(--chatbot-radius);
  color: var(--chatbot-text);
  background: rgba(255, 255, 255, 0.05);
  font-size: 13px;
  line-height: 1.45;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.portfolio-chatbot-message.user {
  justify-content: flex-end;
}

.portfolio-chatbot-message.user span {
  border-color: color-mix(in srgb, var(--chatbot-accent-2) 45%, transparent);
  background: var(--chatbot-user);
}

.portfolio-chatbot-message.assistant span {
  border-color: color-mix(in srgb, var(--chatbot-accent) 32%, transparent);
}

.portfolio-chatbot-prompts {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  overflow-x: auto;
  border-top: 1px solid var(--chatbot-line);
  background: var(--chatbot-panel);
}

.portfolio-chatbot-prompts button {
  flex: 0 0 auto;
  max-width: 220px;
  min-height: 32px;
  padding: 7px 9px;
  border: 1px solid var(--chatbot-line);
  border-radius: var(--chatbot-radius);
  color: var(--chatbot-accent);
  background: rgba(255, 255, 255, 0.04);
  font-size: 12px;
  white-space: nowrap;
}

.portfolio-chatbot-status {
  padding: 8px 12px;
  border-top: 1px solid var(--chatbot-line);
  color: var(--chatbot-accent-2);
  background: var(--chatbot-panel-2);
  font-size: 12px;
}

.portfolio-chatbot-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--chatbot-line);
  background: var(--chatbot-panel-2);
}

.portfolio-chatbot-input {
  min-width: 0;
  height: 40px;
  padding: 0 11px;
  border: 1px solid var(--chatbot-line);
  border-radius: var(--chatbot-radius);
  color: var(--chatbot-text);
  background: var(--chatbot-bg);
  font: inherit;
  font-size: 13px;
}

.portfolio-chatbot-input::placeholder {
  color: var(--chatbot-muted);
}

.portfolio-chatbot-send,
.portfolio-chatbot-fallback {
  min-height: 40px;
  border-radius: var(--chatbot-radius);
  font-size: 12px;
  font-weight: 700;
}

.portfolio-chatbot-send {
  padding: 0 12px;
  border: 1px solid transparent;
  color: #141007;
  background: var(--chatbot-accent);
  text-align: center;
}

.portfolio-chatbot-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px 12px;
  color: var(--chatbot-muted);
  background: var(--chatbot-panel-2);
  text-decoration: none;
}

.portfolio-chatbot-fallback:hover {
  color: var(--chatbot-accent-2);
}

body.portfolio-chatbot-clean {
  --chatbot-bg: #f7f8f3;
  --chatbot-panel: #ffffff;
  --chatbot-panel-2: #eef2e8;
  --chatbot-line: rgba(21, 23, 18, 0.16);
  --chatbot-text: #151712;
  --chatbot-muted: #5b6257;
  --chatbot-accent: #12664f;
  --chatbot-accent-2: #0b6f8f;
  --chatbot-user: #e1f0ec;
}

body.portfolio-chatbot-console {
  --chatbot-bg: #070b0d;
  --chatbot-panel: #10161a;
  --chatbot-panel-2: #0c1114;
  --chatbot-line: rgba(69, 212, 131, 0.22);
  --chatbot-text: #e6f0e9;
  --chatbot-muted: #8fa39a;
  --chatbot-accent: #45d483;
  --chatbot-accent-2: #62c8ff;
  --chatbot-user: #143029;
}

body.portfolio-chatbot-studio {
  --chatbot-accent: #d9ff6a;
  --chatbot-accent-2: #68d8ff;
}

@keyframes chatbotBlink {
  0%, 92%, 100% { transform: scaleY(1); }
  94%, 96% { transform: scaleY(0.18); }
}

@keyframes chatbotPing {
  0% { opacity: 0.5; transform: scale(0.92); }
  80%, 100% { opacity: 0; transform: scale(1.22); }
}

@keyframes chatbotTalk {
  50% { opacity: 0.5; }
}

@keyframes chatbotPetLoop {
  from { background-position: 0 var(--pet-row-y); }
  to { background-position: 100% var(--pet-row-y); }
}

@media (max-width: 768px) {
  .portfolio-chatbot-button {
    top: auto !important;
    right: 18px !important;
    bottom: calc(214px + env(safe-area-inset-bottom)) !important;
    left: auto !important;
  }

  .portfolio-chatbot-panel {
    top: 12px !important;
    left: 10px;
    right: 10px;
    bottom: calc(188px + env(safe-area-inset-bottom)) !important;
    width: auto;
    max-height: none;
    grid-template-rows: auto minmax(0, 1fr) auto auto auto;
  }

  .portfolio-chatbot-panel.is-expanded {
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100dvw;
    height: 100dvh;
    max-height: none;
    margin: 0;
    border-radius: 0;
    grid-template-rows: auto minmax(0, 1fr) auto auto auto;
  }

  .portfolio-chatbot-panel.is-expanded .portfolio-chatbot-header {
    padding-top: calc(13px + env(safe-area-inset-top));
  }

  .portfolio-chatbot-panel.is-expanded .portfolio-chatbot-log {
    padding: 14px 12px;
  }

  .portfolio-chatbot-panel.is-expanded .portfolio-chatbot-form {
    padding: 10px 12px;
  }

  .portfolio-chatbot-panel.is-expanded .portfolio-chatbot-fallback {
    min-height: calc(40px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
  }

  .portfolio-chatbot-message span {
    max-width: 92%;
  }

  .portfolio-chatbot-prompts button {
    max-width: 190px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-chatbot-button,
  .portfolio-chatbot-pet,
  .portfolio-chatbot-panel,
  .portfolio-chatbot-eye,
  .portfolio-chatbot-ping,
  .portfolio-chatbot-button.is-thinking .portfolio-chatbot-mouth {
    animation: none;
    transition: none;
  }
}