:root {
  --ink: #0e1a14;
  --muted: #3d5348;
  --paper: #e8f0ea;
  --leaf: #1f6b4a;
  --leaf-deep: #0f3d2c;
  --accent: #c45c26;
  --line: rgba(14, 26, 20, 0.12);
  --card: rgba(255, 255, 255, 0.72);
  --shadow: 0 12px 36px rgba(15, 61, 44, 0.1);
  --font-sans: "Instrument Sans", system-ui, sans-serif;
  --font-display: "Source Serif 4", Georgia, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.45;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(31, 107, 74, 0.28), transparent 60%),
    radial-gradient(700px 420px at 90% 10%, rgba(196, 92, 38, 0.16), transparent 55%),
    linear-gradient(165deg, #d7e6db 0%, #eef4ef 42%, #f4ebe3 100%);
  animation: drift 18s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: scale(1) translate(0, 0); }
  to { transform: scale(1.04) translate(-1%, 1%); }
}

.shell {
  height: 100dvh;
  max-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 1rem 1.5rem 1.25rem;
  max-width: 44rem;
  margin: 0 auto;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-shrink: 0;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--leaf-deep);
  text-decoration: none;
  font-size: 1.05rem;
}

.top-spacer {
  flex: 1;
}

.headline {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.8vw, 1.45rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.25;
  max-width: 28rem;
}

.lede {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 32rem;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hot-reload-btn,
.hot-kill-btn {
  appearance: none;
  border: 1px solid var(--line);
  cursor: pointer;
  padding: 0.55rem 0.95rem;
  background: rgba(255, 255, 255, 0.65);
  color: var(--leaf-deep);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 4px;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.hot-reload-btn:hover,
.hot-kill-btn:hover {
  background: #fff;
  border-color: rgba(31, 107, 74, 0.35);
}
.hot-reload-btn:disabled,
.hot-kill-btn:disabled {
  opacity: 0.55;
  cursor: wait;
}
.hot-kill-btn {
  color: #8a2e1a;
  border-color: rgba(138, 46, 26, 0.25);
}
.hot-kill-btn:hover {
  border-color: rgba(138, 46, 26, 0.45);
}

.stage {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.65rem;
  animation: rise 0.7s ease both;
}

.brand-hero {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 3.6rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--leaf-deep);
  line-height: 1;
}

.run-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.15rem 0 0;
}

.run-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  flex-shrink: 0;
  background: #9aa89f;
}
.run-dot[data-state="running"] {
  background: var(--leaf);
  box-shadow: 0 0 0 3px rgba(31, 107, 74, 0.2);
}
.run-dot[data-state="idle"] {
  background: #9aa89f;
}
.run-dot[data-state="unknown"] {
  background: var(--accent);
}

.run-status {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
}

.app-list {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.5rem;
  overflow: auto;
  max-height: 42dvh;
}

.app-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.85rem;
  align-items: center;
  padding: 0.85rem 1rem;
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.row-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.row-kill-btn,
.row-stop-btn {
  appearance: none;
  border: 1px solid rgba(138, 46, 26, 0.35);
  cursor: pointer;
  padding: 0.65rem 0.9rem;
  background: rgba(138, 46, 26, 0.08);
  color: #8a2e1a;
  font: inherit;
  font-weight: 600;
  border-radius: 4px;
  white-space: nowrap;
}
.row-kill-btn:hover,
.row-stop-btn:hover {
  background: rgba(138, 46, 26, 0.14);
}
.row-kill-btn:disabled,
.row-stop-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}
.row-kill-btn[hidden],
.row-stop-btn[hidden] {
  display: none !important;
}

.row-reload-btn {
  appearance: none;
  border: 1px solid var(--line);
  cursor: pointer;
  padding: 0.65rem 0.9rem;
  background: rgba(255, 255, 255, 0.75);
  color: var(--leaf-deep);
  font: inherit;
  font-weight: 600;
  border-radius: 4px;
  white-space: nowrap;
}
.row-reload-btn:hover:not(:disabled) {
  border-color: rgba(31, 107, 74, 0.4);
  background: #fff;
}
.row-reload-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.app-row:hover {
  border-color: rgba(31, 107, 74, 0.35);
  transform: translateY(-1px);
}
.app-row.is-running {
  border-color: rgba(31, 107, 74, 0.55);
  box-shadow: 0 0 0 1px rgba(31, 107, 74, 0.2), var(--shadow);
}

.running-badge {
  display: none;
  margin-top: 0.25rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--leaf);
}
.app-row.is-running .running-badge {
  display: inline-block;
}

.app-row h3 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.framework {
  display: block;
  margin: 0.15rem 0 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.open-btn,
.row-launch-btn {
  appearance: none;
  border: none;
  cursor: pointer;
  padding: 0.65rem 1rem;
  background: var(--ink);
  color: #f4faf6;
  font: inherit;
  font-weight: 600;
  border-radius: 4px;
  white-space: nowrap;
}
.open-btn:disabled,
.row-launch-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 26, 20, 0.45);
  display: grid;
  place-items: center;
  z-index: 40;
}
.overlay.hidden { display: none; }
.overlay-card {
  background: #fff;
  padding: 1.75rem 2rem;
  border-radius: 8px;
  min-width: min(90vw, 22rem);
  text-align: center;
  box-shadow: var(--shadow);
}
.spinner {
  width: 28px;
  height: 28px;
  margin: 1rem auto 0;
  border: 3px solid rgba(31, 107, 74, 0.2);
  border-top-color: var(--leaf);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading, .error { color: var(--muted); margin: 0; }

@media (max-width: 520px) {
  .shell { padding: 0.85rem 1rem 1rem; }
  .app-row { grid-template-columns: 1fr; }
  .row-actions { width: 100%; }
  .row-stop-btn,
  .row-reload-btn,
  .row-launch-btn { flex: 1; }
}