/* ─── Chat takeover ─────────────────────────────────────────────────────── */

.agents-takeover {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg-toolbar);
  z-index: 5;
  view-transition-name: agents-rail;
}

/* ─── Sidebar agents section ─────────────────────────────────────────────── */

.agents-section {
  padding: 0.5rem 0.75rem 0.875rem;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-toolbar);
  flex-shrink: 0;
  view-transition-name: agents-rail;
}

/* Hero button — real Stirling agent */
.agent-button {
  display: block;
  width: 100%;
  padding: 0.75rem;
  border: 1px solid
    color-mix(in srgb, var(--mantine-color-blue-5) 40%, var(--border-subtle));
  border-radius: 0.625rem;
  background: linear-gradient(
    135deg,
    color-mix(
        in srgb,
        var(--mantine-color-blue-6) 6%,
        var(--mantine-color-body)
      )
      0%,
    var(--mantine-color-body) 100%
  );
  transition:
    background 150ms ease-out,
    border-color 150ms ease-out;
}

.agent-button:hover {
  border-color: color-mix(
    in srgb,
    var(--mantine-color-blue-5) 65%,
    var(--border-subtle)
  );
  background: linear-gradient(
    135deg,
    color-mix(
        in srgb,
        var(--mantine-color-blue-6) 12%,
        var(--mantine-color-default-hover)
      )
      0%,
    var(--mantine-color-default-hover) 100%
  );
}

.agent-button__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--mantine-color-blue-filled);
  flex-shrink: 0;
}

/* Coming-soon agent rows */
.agents-sidebar-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-top: 0.375rem;
}

.agent-button--coming-soon {
  display: block;
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.625rem;
  background: var(--mantine-color-body);
  cursor: not-allowed !important;
  opacity: 0.65;
  transition:
    opacity 180ms ease-out,
    transform 180ms ease-out,
    border-color 120ms ease-out;
}

@starting-style {
  .agent-button--coming-soon {
    opacity: 0;
    transform: translateY(5px);
  }
}

.agent-button--coming-soon:hover {
  opacity: 0.85;
  border-color: color-mix(
    in srgb,
    var(--mantine-color-gray-4) 60%,
    var(--border-subtle)
  );
  background: var(--mantine-color-default-hover);
}

.agent-button__icon-plain {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  color: var(--mantine-color-dimmed);
  flex-shrink: 0;
}

.agents-view-all {
  all: unset;
  display: block;
  width: 100%;
  margin-top: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--mantine-color-dimmed);
  text-align: center;
  cursor: pointer;
  opacity: 0.7;
  border-radius: 0.375rem;
  transition: opacity 120ms ease-out;
  box-sizing: border-box;
}

.agents-view-all:hover {
  opacity: 1;
}

/* Dark mode — sidebar */
[data-mantine-color-scheme="dark"] .agent-button--coming-soon {
  background: transparent;
  border-color: color-mix(
    in srgb,
    var(--mantine-color-dark-4) 60%,
    transparent
  );
}

[data-mantine-color-scheme="dark"] .agent-button--coming-soon:hover {
  border-color: var(--mantine-color-dark-3);
  background: var(--mantine-color-dark-6);
}

[data-mantine-color-scheme="dark"] .agent-button {
  border-color: color-mix(
    in srgb,
    var(--mantine-color-blue-7) 55%,
    var(--border-subtle)
  );
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--mantine-color-blue-9) 35%, transparent) 0%,
    transparent 100%
  );
}

[data-mantine-color-scheme="dark"] .agent-button:hover {
  border-color: color-mix(
    in srgb,
    var(--mantine-color-blue-5) 60%,
    var(--border-subtle)
  );
  background: linear-gradient(
    135deg,
    color-mix(
        in srgb,
        var(--mantine-color-blue-8) 45%,
        rgba(255, 255, 255, 0.04)
      )
      0%,
    rgba(255, 255, 255, 0.04) 100%
  );
}

[data-mantine-color-scheme="dark"] .agent-button__logo {
  color: var(--mantine-color-blue-3, var(--mantine-color-blue-filled));
}

/* ─── Collapsed-rail agent button ────────────────────────────────────────── */

.agents-collapsed-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: none;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--mantine-color-blue-filled);
  cursor: pointer;
  transition: background 120ms ease-out;
}

.agents-collapsed-btn:hover {
  background: var(--mantine-color-default-hover);
}

/* ─── Fullscreen hero card ───────────────────────────────────────────────── */

/*
 * .tool-panel__fullscreen-group--agents gives the gradient border via the
 * padding-box / border-box trick. We only override the padding-box with a
 * very light tint so the card doesn't read as a colourful surface.
 */
.agents-hero {
  padding: 1.25rem 1.5rem 1.5rem;
  border-radius: 1rem;
  background:
    linear-gradient(
        125deg,
        color-mix(in srgb, var(--mantine-color-blue-1) 35%, white) 0%,
        color-mix(in srgb, var(--mantine-color-violet-1) 45%, white) 50%,
        color-mix(in srgb, var(--mantine-color-pink-0) 35%, white) 100%
      )
      padding-box,
    linear-gradient(
        135deg,
        var(--mantine-color-blue-6) 0%,
        var(--mantine-color-violet-6) 45%,
        var(--mantine-color-pink-6) 100%
      )
      border-box;
}

/* Body: left CTA + right grid */
.agents-hero__body {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

/* ── Left CTA — plain content, only the button inside is interactive ── */
.agents-hero__cta {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 0 0 18rem;
  box-sizing: border-box;
  padding: 0.25rem 0;
}

.agents-hero__cta-logo {
  color: var(--mantine-color-blue-filled);
  margin-bottom: 0.625rem;
}

.agents-hero__cta-headline {
  font-size: 1.375rem;
}

.agents-hero__cta-btn {
  all: unset;
  margin-top: 1.25rem;
  display: inline-flex;
  align-items: center;
  padding: 0.4375rem 1rem;
  border-radius: 0.5rem;
  background: var(--mantine-color-blue-6);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1;
  width: fit-content;
  cursor: pointer;
  transition: background 0.15s ease;
}

.agents-hero__cta-btn:hover {
  background: var(--mantine-color-blue-7);
}

.agents-hero__cta-btn:focus-visible {
  outline: 2px solid var(--mantine-color-blue-5);
  outline-offset: 3px;
  border-radius: 0.5rem;
}

/* ── Right 2×3 grid — sizes to content, pushed to the right ── */
.agents-hero__grid {
  flex: 0 0 auto;
  margin-left: auto;
  display: grid;
  /* auto columns: each column = widest item in that column */
  grid-template-columns: repeat(2, auto);
  gap: 0.625rem;
  align-content: start;
  align-self: start;
}

/* Solid white cards — no opacity so the white is opaque */
.agents-hero__grid-item {
  all: unset;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.875rem;
  border: 1px solid rgba(0, 0, 0, 0.07);
  border-radius: 0.75rem;
  background: var(--mantine-color-body);
  cursor: not-allowed;
  box-sizing: border-box;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.agents-hero__grid-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--mantine-color-blue-5);
}

.agents-hero__grid-body {
  min-width: 0;
  flex: 1;
}

/* ── Dark mode — fullscreen ── */
[data-mantine-color-scheme="dark"] .agents-hero {
  background:
    linear-gradient(
        125deg,
        color-mix(in srgb, var(--mantine-color-blue-9) 55%, #1a1b2e) 0%,
        color-mix(in srgb, var(--mantine-color-violet-9) 45%, #1a1b2e) 50%,
        color-mix(in srgb, var(--mantine-color-pink-9) 40%, #1a1b2e) 100%
      )
      padding-box,
    linear-gradient(
        135deg,
        var(--mantine-color-blue-6) 0%,
        var(--mantine-color-violet-6) 45%,
        var(--mantine-color-pink-6) 100%
      )
      border-box;
}

[data-mantine-color-scheme="dark"] .agents-hero__cta-logo {
  color: var(--mantine-color-blue-3);
}

[data-mantine-color-scheme="dark"] .agents-hero__grid-item {
  background: var(--fullscreen-bg-item);
  border-color: var(--fullscreen-border-subtle-70);
  box-shadow: none;
}

[data-mantine-color-scheme="dark"] .agents-hero__grid-icon {
  color: var(--mantine-color-blue-3);
}

/* ─── agents-rail view transition — slide up ─────────────────────────────── */

::view-transition-old(agents-rail) {
  animation: vt-agents-out 150ms ease-out forwards;
}

::view-transition-new(agents-rail) {
  animation: vt-agents-in 260ms cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

@keyframes vt-agents-out {
  to {
    opacity: 0;
  }
}

@keyframes vt-agents-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(agents-rail),
  ::view-transition-new(agents-rail) {
    animation-duration: 1ms !important;
  }
}