:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: #f5f4ef;
  color: #181818;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 1440px;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  background: #f5f4ef;
}

.workspace-shell {
  --projects-column: clamp(280px, 13vw, 500px);
  --agent-column: clamp(380px, 24vw, 960px);
  --collapsed-column: clamp(58px, 3vw, 96px);

  display: grid;
  grid-template-columns:
    var(--projects-column)
    minmax(720px, 1fr)
    var(--agent-column);
  grid-template-rows: clamp(76px, 6vh, 128px) minmax(0, 1fr);
  width: 100vw;
  height: 100vh;
  border: 2px solid #181818;
  background: #ffffff;
  transition: grid-template-columns 180ms ease;
}

.workspace-shell.projects-collapsed {
  --projects-column: var(--collapsed-column);
}

.workspace-shell.agent-collapsed {
  --agent-column: var(--collapsed-column);
}

.top-bar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: clamp(14px, 0.75vw, 28px);
  padding: 0 clamp(28px, 1.5vw, 56px);
  border-bottom: 2px solid #181818;
  background: #ffffff;
}

.brand-mark {
  display: grid;
  width: clamp(38px, 2vw, 72px);
  aspect-ratio: 1;
  place-items: center;
  border: 2px solid #181818;
  border-radius: 8px;
  background: #ff5a2f;
  font-size: clamp(18px, 1vw, 34px);
  font-weight: 750;
}

.brand-name {
  font-size: clamp(24px, 1.45vw, 52px);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.projects-panel,
.workflow-panel,
.agent-panel {
  min-width: 0;
  min-height: 0;
}

.projects-panel,
.agent-panel {
  position: relative;
  overflow: hidden;
  background: #ffffff;
}

.projects-panel {
  border-right: 2px solid #181818;
}

.workflow-panel {
  display: flex;
  flex-direction: column;
  background-color: #faf9f5;
  background-image: radial-gradient(#d8d5cc 1.25px, transparent 1.25px);
  background-size: 28px 28px;
}

.agent-panel {
  border-left: 2px solid #181818;
}

h1 {
  height: clamp(84px, 7vh, 144px);
  margin: 0;
  padding: clamp(28px, 1.5vw, 56px);
  border-bottom: 1px solid #d9d7d0;
  font-size: clamp(24px, 1.35vw, 48px);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.projects-panel > h1,
.agent-panel > h1 {
  padding-right: clamp(70px, 4vw, 144px);
  white-space: nowrap;
  transition:
    opacity 160ms ease,
    transform 180ms ease;
}

.project-list,
.agent-content {
  transition:
    opacity 150ms ease,
    visibility 150ms ease;
}

.project-list {
  display: grid;
  gap: clamp(18px, 1vw, 36px);
  padding: clamp(24px, 1.4vw, 52px);
}

.project-row {
  height: clamp(88px, 7vw, 220px);
  border: 1.5px solid #c8c5bc;
  border-radius: 8px;
  background: #ffffff;
}

.panel-toggle {
  position: absolute;
  z-index: 5;
  top: clamp(42px, 3.5vh, 72px);
  display: grid;
  width: clamp(30px, 1.65vw, 58px);
  aspect-ratio: 1;
  place-items: center;
  padding: 0;
  border: 1px solid #d7d4cc;
  border-radius: 50%;
  background: #ffffff;
  color: #55524c;
  font: inherit;
  font-size: clamp(21px, 1.1vw, 40px);
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  transition:
    color 150ms ease,
    background-color 150ms ease,
    border-color 150ms ease,
    transform 180ms ease;
}

.panel-toggle:hover {
  border-color: #bdb9af;
  background: #f3f2ee;
  color: #181818;
}

.panel-toggle:focus-visible {
  outline: 2px solid #181818;
  outline-offset: 3px;
}

.projects-toggle {
  right: clamp(16px, 0.9vw, 34px);
}

.agent-toggle {
  right: clamp(16px, 0.9vw, 34px);
}

.projects-collapsed .projects-panel > h1,
.agent-collapsed .agent-panel > h1 {
  opacity: 0;
  transform: translateX(-10px);
}

.projects-collapsed .project-list,
.agent-collapsed .agent-content {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.projects-collapsed .projects-toggle,
.agent-collapsed .agent-toggle {
  right: 50%;
  transform: translate(50%, -50%);
}

.version-history {
  width: fit-content;
  max-width: calc(100% - 96px);
  margin: auto auto clamp(30px, 1.9vw, 70px);
}

.version-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 28px);
  column-gap: 8px;
  align-items: end;
  height: clamp(28px, 1.6vw, 58px);
  margin: 0;
  padding: 0;
  border: 0;
}

.version-stop {
  position: relative;
  z-index: 1;
  display: flex;
  height: 100%;
  align-items: flex-end;
  justify-content: center;
  cursor: pointer;
}

.version-stop::before {
  position: absolute;
  right: 0;
  bottom: clamp(11px, 0.62vw, 23px);
  left: 0;
  height: clamp(22px, 1.25vw, 46px);
  content: "";
}

.version-stop input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.version-stop__marker {
  display: block;
  width: clamp(2px, 0.12vw, 4px);
  height: clamp(11px, 0.62vw, 23px);
  border-radius: 999px;
  background: #aaa8a2;
  transform-origin: bottom;
  transition:
    height 160ms ease,
    background-color 160ms ease,
    transform 160ms ease;
}

.version-stop--current .version-stop__marker {
  width: clamp(3px, 0.15vw, 5px);
  height: clamp(18px, 1vw, 36px);
  background: #232323;
}

.version-stop:hover .version-stop__marker,
.version-stop:focus-within .version-stop__marker {
  height: clamp(18px, 1vw, 36px);
  background: #55534e;
}

.version-stop--current:hover .version-stop__marker,
.version-stop--current:focus-within .version-stop__marker {
  height: clamp(22px, 1.2vw, 43px);
  background: #111111;
}

.version-stop input:checked + .version-stop__marker {
  box-shadow: 0 0 0 clamp(3px, 0.18vw, 7px) rgb(24 24 24 / 8%);
}

.version-stop input:focus-visible + .version-stop__marker {
  outline: 2px solid #181818;
  outline-offset: clamp(4px, 0.22vw, 8px);
}

.version-tooltip {
  position: absolute;
  z-index: 3;
  bottom: calc(clamp(22px, 1.2vw, 43px) + clamp(9px, 0.5vw, 18px));
  left: 50%;
  display: flex;
  width: max-content;
  min-width: clamp(190px, 13vw, 470px);
  max-width: min(32vw, 620px);
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(3px, 0.18vw, 7px);
  padding: clamp(9px, 0.5vw, 18px) clamp(12px, 0.7vw, 26px);
  border: 1px solid #d9d6ce;
  border-radius: clamp(10px, 0.55vw, 20px);
  background: #f8f7f3;
  box-shadow: 0 12px 30px rgb(43 40 34 / 12%);
  color: #242424;
  font-size: clamp(12px, 0.62vw, 22px);
  line-height: 1.35;
  opacity: 0;
  pointer-events: auto;
  transform: translate(-50%, 5px);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
  visibility: hidden;
  white-space: normal;
}

.version-tooltip strong {
  font-weight: 700;
}

.version-tooltip span {
  color: #89867f;
  font-weight: 450;
}

.version-stop:hover .version-tooltip,
.version-stop:focus-within .version-tooltip,
.version-tooltip:hover {
  opacity: 1;
  transform: translate(-50%, 0);
  visibility: visible;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  border: 0;
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .workspace-shell,
  .projects-panel > h1,
  .agent-panel > h1,
  .project-list,
  .agent-content,
  .panel-toggle,
  .version-stop__marker,
  .version-tooltip {
    transition: none;
  }
}