:root {
  --vna-agent-graphite: #262523;
  --vna-agent-deep: #171615;
  --vna-agent-off-white: #f2ebdf;
  --vna-agent-gold: #d9b752;
  --vna-agent-cream: #f2e1ac;
  --vna-agent-burnt: #d9aa55;
  --vna-agent-ink: #1b1a18;
  --vna-agent-muted: #6e665b;
  --vna-agent-radius: 8px;
  --vna-agent-shadow: 0 22px 70px rgba(0, 0, 0, 0.32);
}

.vna-agent-fab,
.vna-agent-panel,
.vna-agent-admin-page {
  font-family: Inter, Manrope, "Source Sans 3", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.vna-agent-fab {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid rgba(217, 183, 82, 0.65);
  border-radius: var(--vna-agent-radius);
  padding: 0 16px;
  background: var(--vna-agent-gold);
  color: var(--vna-agent-ink);
  font-weight: 850;
  cursor: pointer;
  box-shadow: var(--vna-agent-shadow);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.vna-agent-fab:hover {
  transform: translateY(-2px);
  background: var(--vna-agent-cream);
  border-color: var(--vna-agent-cream);
}

.vna-agent-fab:focus-visible,
.vna-agent-close:focus-visible,
.vna-agent-send:focus-visible,
.vna-agent-chip:focus-visible,
.vna-agent-mode:focus-visible,
.vna-agent-link:focus-visible,
.vna-agent-back:focus-visible {
  outline: 3px solid var(--vna-agent-gold);
  outline-offset: 3px;
}

.vna-agent-fab-icon {
  width: 18px;
  height: 18px;
  display: inline-block;
  border: 2px solid currentColor;
  border-radius: 6px;
  position: relative;
}

.vna-agent-fab-icon::after {
  content: "";
  position: absolute;
  left: 3px;
  bottom: -6px;
  width: 8px;
  height: 8px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-18deg);
  background: inherit;
}

.vna-agent-panel {
  position: fixed;
  right: 22px;
  bottom: 88px;
  z-index: 80;
  width: min(390px, calc(100vw - 28px));
  max-height: min(640px, calc(100svh - 116px));
  display: grid;
  grid-template-rows: auto minmax(220px, 1fr) auto;
  overflow: hidden;
  border: 1px solid rgba(242, 235, 223, 0.16);
  border-radius: var(--vna-agent-radius);
  background: var(--vna-agent-graphite);
  color: var(--vna-agent-off-white);
  box-shadow: var(--vna-agent-shadow);
}

.vna-agent-panel[hidden] {
  display: none;
}

.vna-agent-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px;
  border-bottom: 1px solid rgba(242, 235, 223, 0.12);
  background: rgba(23, 22, 21, 0.78);
}

.vna-agent-title {
  margin: 0;
  color: #fffaf0;
  font-size: 1rem;
  line-height: 1.2;
  font-weight: 850;
}

.vna-agent-subtitle {
  margin: 4px 0 0;
  color: rgba(242, 235, 223, 0.68);
  font-size: 0.86rem;
  line-height: 1.35;
}

.vna-agent-close {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border: 1px solid rgba(242, 235, 223, 0.18);
  border-radius: var(--vna-agent-radius);
  background: rgba(242, 235, 223, 0.06);
  color: var(--vna-agent-off-white);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.vna-agent-messages {
  overflow-y: auto;
  padding: 16px;
  display: grid;
  align-content: start;
  gap: 12px;
  background: linear-gradient(180deg, rgba(217, 183, 82, 0.04), transparent 180px), var(--vna-agent-graphite);
}

.vna-agent-message {
  max-width: 88%;
  display: grid;
  gap: 10px;
  border-radius: var(--vna-agent-radius);
  padding: 12px 13px;
  font-size: 0.94rem;
  line-height: 1.45;
  white-space: pre-line;
}

.vna-agent-message p {
  margin: 0;
}

.vna-agent-message-agent {
  justify-self: start;
  background: rgba(242, 235, 223, 0.08);
  border: 1px solid rgba(242, 235, 223, 0.12);
  color: rgba(242, 235, 223, 0.92);
}

.vna-agent-message-user {
  justify-self: end;
  background: var(--vna-agent-gold);
  color: var(--vna-agent-ink);
  font-weight: 700;
}

.vna-agent-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vna-agent-link {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(217, 183, 82, 0.56);
  border-radius: var(--vna-agent-radius);
  padding: 0 10px;
  color: var(--vna-agent-cream);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 800;
}

.vna-agent-link:hover {
  background: rgba(217, 183, 82, 0.12);
}

.vna-agent-footer {
  border-top: 1px solid rgba(242, 235, 223, 0.12);
  padding: 12px;
  background: rgba(23, 22, 21, 0.72);
}

.vna-agent-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.vna-agent-chip {
  min-height: 34px;
  border: 1px solid rgba(217, 183, 82, 0.42);
  border-radius: var(--vna-agent-radius);
  background: rgba(217, 183, 82, 0.08);
  color: var(--vna-agent-cream);
  padding: 0 10px;
  font-size: 0.82rem;
  font-weight: 750;
  cursor: pointer;
}

.vna-agent-chip:hover {
  border-color: var(--vna-agent-gold);
  background: rgba(217, 183, 82, 0.14);
}

.vna-agent-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.vna-agent-input {
  min-height: 42px;
  width: 100%;
  border: 1px solid rgba(242, 235, 223, 0.18);
  border-radius: var(--vna-agent-radius);
  background: rgba(242, 235, 223, 0.08);
  color: var(--vna-agent-off-white);
  padding: 0 12px;
  font: inherit;
}

.vna-agent-input::placeholder {
  color: rgba(242, 235, 223, 0.54);
}

.vna-agent-send {
  min-height: 42px;
  border: 1px solid var(--vna-agent-gold);
  border-radius: var(--vna-agent-radius);
  background: var(--vna-agent-gold);
  color: var(--vna-agent-ink);
  padding: 0 14px;
  font-weight: 850;
  cursor: pointer;
}

.vna-agent-send:hover {
  background: var(--vna-agent-cream);
  border-color: var(--vna-agent-cream);
}

.vna-agent-admin-page {
  min-height: 100svh;
  margin: 0;
  background: var(--vna-agent-graphite);
  color: var(--vna-agent-off-white);
}

.vna-agent-admin-main {
  width: min(100% - 40px, 1180px);
  margin-inline: auto;
  padding: 34px 0 56px;
}

.vna-agent-admin-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 26px;
}

.vna-agent-back {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(217, 183, 82, 0.5);
  border-radius: var(--vna-agent-radius);
  padding: 0 12px;
  color: var(--vna-agent-cream);
  text-decoration: none;
  font-weight: 800;
}

.vna-agent-admin-eyebrow {
  margin: 0 0 10px;
  color: var(--vna-agent-gold);
  font-size: 0.82rem;
  line-height: 1.2;
  font-weight: 850;
  text-transform: uppercase;
}

.vna-agent-admin-top h1 {
  margin: 0;
  color: #fffaf0;
  font-family: "Arial Narrow", Oswald, "Roboto Condensed", Impact, system-ui, sans-serif;
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.vna-agent-admin-top p:not(.vna-agent-admin-eyebrow) {
  max-width: 760px;
  margin: 14px 0 0;
  color: rgba(242, 235, 223, 0.76);
}

.vna-agent-admin-notice {
  margin: 0 0 18px;
  border: 1px solid rgba(217, 183, 82, 0.36);
  border-radius: var(--vna-agent-radius);
  padding: 14px 16px;
  background: rgba(217, 183, 82, 0.08);
  color: rgba(242, 235, 223, 0.84);
}

.vna-agent-admin-shell {
  display: grid;
  grid-template-columns: minmax(220px, 0.36fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.vna-agent-admin-sidebar,
.vna-agent-admin-chat {
  border: 1px solid rgba(242, 235, 223, 0.14);
  border-radius: var(--vna-agent-radius);
  background: rgba(23, 22, 21, 0.5);
}

.vna-agent-admin-sidebar {
  display: grid;
  gap: 18px;
  padding: 16px;
}

.vna-agent-admin-sidebar h2,
.vna-agent-admin-sidebar h3 {
  margin: 0;
  color: #fffaf0;
  font-size: 1rem;
}

.vna-agent-modes,
.vna-agent-admin-quick {
  display: grid;
  gap: 8px;
}

.vna-agent-mode {
  min-height: 42px;
  border: 1px solid rgba(242, 235, 223, 0.16);
  border-radius: var(--vna-agent-radius);
  background: rgba(242, 235, 223, 0.06);
  color: var(--vna-agent-off-white);
  padding: 0 12px;
  text-align: left;
  font-weight: 800;
  cursor: pointer;
}

.vna-agent-mode[aria-pressed="true"] {
  border-color: rgba(217, 183, 82, 0.66);
  background: rgba(217, 183, 82, 0.12);
  color: var(--vna-agent-cream);
}

.vna-agent-admin-chat {
  min-height: 640px;
  display: grid;
  grid-template-rows: auto minmax(320px, 1fr) auto;
  overflow: hidden;
}

.vna-agent-admin-chat .vna-agent-header {
  position: static;
}

@media (max-width: 760px) {
  .vna-agent-fab {
    right: 14px;
    bottom: 14px;
    max-width: calc(100vw - 28px);
  }

  .vna-agent-panel {
    right: 14px;
    left: 14px;
    bottom: 78px;
    width: auto;
    max-height: calc(100svh - 96px);
  }

  .vna-agent-message {
    max-width: 94%;
  }

  .vna-agent-admin-main {
    width: min(100% - 28px, 1180px);
    padding-top: 24px;
  }

  .vna-agent-admin-top,
  .vna-agent-admin-shell {
    grid-template-columns: 1fr;
    display: grid;
  }

  .vna-agent-back {
    width: fit-content;
  }

  .vna-agent-admin-chat {
    min-height: 560px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .vna-agent-fab,
  .vna-agent-chip,
  .vna-agent-link,
  .vna-agent-send,
  .vna-agent-mode {
    transition-duration: 1ms !important;
  }
}