.yat-agent {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 30;
}

.yat-agent__nudge {
  position: absolute;
  right: 4.4rem;
  bottom: 0.55rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.65rem 0.45rem 0.8rem;
  border: 1px solid var(--yat-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--md-default-bg-color) 96%, transparent);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.14);
  white-space: nowrap;
  animation: yat-agent-float-in 220ms ease;
}

.yat-agent__nudge[hidden] {
  display: none !important;
}

.yat-agent__nudge-close {
  display: inline-grid;
  place-items: center;
  width: 1.4rem;
  height: 1.4rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--md-default-fg-color--light);
  cursor: pointer;
}

.yat-agent__fab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.8rem;
  height: 3.8rem;
  padding: 0;
  line-height: 0;
  border: 1px solid color-mix(in srgb, var(--md-primary-fg-color) 35%, transparent);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--md-primary-fg-color), var(--md-primary-fg-color--light));
  color: var(--md-primary-bg-color);
  box-shadow: 0 18px 40px rgba(26, 11, 46, 0.28);
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.yat-agent__fab:hover,
.yat-agent__fab:focus-visible {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 22px 46px rgba(26, 11, 46, 0.34);
}

.yat-agent__fab-logo {
  display: inline-block;
  flex: 0 0 auto;
  width: 1.95rem;
  height: 1.95rem;
  object-fit: contain;
  object-position: center;
  transform: translate(-0.04rem, -0.06rem);
}

.yat-agent__panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.9rem);
  display: flex;
  flex-direction: column;
  width: min(22rem, calc(100vw - 1.25rem));
  height: min(30rem, calc(100vh - 6rem));
  border: 1px solid var(--yat-border);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--md-default-bg-color) 92%, transparent);
  backdrop-filter: blur(18px);
  box-shadow: 0 28px 70px rgba(15, 23, 42, 0.24);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(12px) scale(0.97);
  transform-origin: bottom right;
  transition: opacity 180ms ease, transform 220ms ease, visibility 220ms ease;
}

.yat-agent--open .yat-agent__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.yat-agent__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.85rem 0.9rem 0.75rem;
  border-bottom: 1px solid var(--yat-border);
}

.yat-agent__header h2 {
  margin: 0.15rem 0 0;
  font-size: 1rem;
}

.yat-agent__eyebrow {
  margin: 0;
  color: var(--md-accent-fg-color);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.yat-agent__icon-button {
  padding: 0.38rem 0.62rem;
  border: 1px solid var(--yat-border);
  border-radius: 999px;
  background: transparent;
  color: var(--md-default-fg-color);
  cursor: pointer;
}

.yat-agent__messages {
  flex: 1;
  overflow: auto;
  display: grid;
  gap: 0.75rem;
  padding: 0.85rem 0.9rem;
  align-content: start;
}

.yat-agent__message {
  max-width: 92% !important;
  padding: 0.75rem 0.85rem !important;
  border-radius: 0.9rem !important;
  border: 1px solid var(--yat-border) !important;
  line-height: 1.55;
  white-space: pre-wrap;
  align-self: start;
  animation: yat-agent-message-in 180ms ease;
}

.yat-agent__message--intro {
  max-width: 100% !important;
  padding-top: 0.58rem !important;
  padding-bottom: 0.58rem !important;
}

.yat-agent__message-body,
.yat-agent__message p,
.yat-agent__message-body > :first-child {
  margin-top: 0;
}

.yat-agent__message-body > :last-child,
.yat-agent__message p {
  margin-bottom: 0;
}

.yat-agent__message-body > * {
  line-height: 1.48;
}

.yat-agent__message-body p + p,
.yat-agent__message-body ul,
.yat-agent__message-body ol,
.yat-agent__message-body pre,
.yat-agent__message-body blockquote {
  margin-top: 0.36rem;
}

.yat-agent__message-body ul,
.yat-agent__message-body ol,
.yat-agent__message-body blockquote,
.yat-agent__message-body pre {
  margin-bottom: 0.36rem;
}

.yat-agent__message-body ul,
.yat-agent__message-body ol {
  padding-left: 1.1rem;
}

.yat-agent__message-body li + li {
  margin-top: 0.18rem;
}

.yat-agent__message-body h1,
.yat-agent__message-body h2,
.yat-agent__message-body h3,
.yat-agent__message-body h4,
.yat-agent__message-body h5,
.yat-agent__message-body h6 {
  margin: 0.2rem 0 0.32rem;
  line-height: 1.3;
}

.yat-agent__message-body pre {
  font-size: 0.82rem;
}

.yat-agent__message-body code {
  padding: 0.08rem 0.3rem;
  border-radius: 0.35rem;
  background: color-mix(in srgb, var(--md-primary-fg-color) 10%, var(--md-default-bg-color));
}

.yat-agent__message-body pre code {
  display: block;
  padding: 0.7rem 0.8rem;
  overflow-x: auto;
}

.yat-agent__message--assistant {
  background: color-mix(in srgb, var(--yat-hero-start) 58%, transparent) !important;
}

.yat-agent__message--user {
  margin-left: auto;
  background: color-mix(in srgb, var(--md-primary-fg-color) 14%, var(--md-default-bg-color)) !important;
}

.yat-agent__sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.7rem;
}

.yat-agent__source {
  display: inline-flex;
  padding: 0.22rem 0.55rem;
  border: 1px solid var(--yat-border);
  border-radius: 999px;
  font-size: 0.75rem;
  text-decoration: none;
}

.yat-agent__composer {
  display: grid;
  gap: 0.55rem;
  padding: 0.8rem 0.9rem 0.9rem;
  border-top: 1px solid var(--yat-border);
}

.yat-agent__composer-actions {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 0.7rem;
}

.yat-agent__meta {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: 0.45rem;
  margin-right: auto !important;
  color: var(--md-default-fg-color--light) !important;
  font-size: 0.68rem !important;
}

.yat-agent__meta-dot {
  width: 0.4rem !important;
  height: 0.4rem !important;
  border-radius: 999px !important;
  background: #22c55e !important;
  box-shadow: 0 0 0 0.14rem rgba(34, 197, 94, 0.18);
  flex: 0 0 auto;
}

.yat-agent__meta[data-ready='false'] .yat-agent__meta-dot {
  background: #ef4444 !important;
  box-shadow: 0 0 0 0.14rem rgba(239, 68, 68, 0.18);
}

.yat-agent__input {
  width: 100%;
  min-height: 2.6rem !important;
  max-height: 6.2rem !important;
  resize: none;
  overflow-y: auto;
  padding: 0.58rem 0.74rem !important;
  border: 1px solid var(--yat-border);
  border-radius: 0.9rem !important;
  background: color-mix(in srgb, var(--md-default-bg-color) 92%, transparent);
  color: var(--md-default-fg-color);
  font: inherit;
  line-height: 1.4;
}

.yat-agent__send {
  min-width: 3.6rem !important;
  min-height: 2.2rem !important;
  padding: 0.35rem 0.8rem !important;
  border-radius: 0.85rem !important;
}

.yat-agent__message--thinking {
  width: auto;
}

.yat-agent__thinking {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.yat-agent__thinking span {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 999px;
  background: var(--md-default-fg-color--light);
  animation: yat-agent-thinking 1s infinite ease-in-out;
}

.yat-agent__thinking span:nth-child(2) {
  animation-delay: 0.15s;
}

.yat-agent__thinking span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes yat-agent-message-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes yat-agent-float-in {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.96);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes yat-agent-thinking {
  0%,
  80%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }

  40% {
    opacity: 1;
    transform: translateY(-2px);
  }
}