:root {
  color-scheme: dark;
  --bg: #111614;
  --panel: #f5f4ed;
  --panel-dark: #19221f;
  --ink: #101512;
  --muted: #6a756e;
  --line: rgba(245, 244, 237, 0.16);
  --line-light: #d7ddd5;
  --green: #2f6f5f;
  --green-strong: #16473d;
  --gold: #d7b36d;
  --danger: #9d4c46;
  --white: #fffdf7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: var(--bg);
  color: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.45;
}

button,
input {
  font: inherit;
}

.login-shell,
.runtime-shell {
  min-height: 100vh;
}

.login-shell {
  display: grid;
  place-items: center;
  padding: 32px;
}

.login-panel {
  width: min(460px, 100%);
  padding: 28px;
  border: 1px solid var(--line);
  background: #18211e;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 8px;
  background: var(--gold);
  color: #151515;
  font-weight: 900;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(30px, 4vw, 56px);
  line-height: 1.02;
}

h2 {
  font-size: 20px;
}

h3 {
  font-size: 15px;
}

.muted {
  color: #b9c2ba;
}

.eyebrow {
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

label {
  display: grid;
  gap: 8px;
  color: #d8ded7;
  font-size: 13px;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  background: #111614;
  color: var(--white);
}

button {
  border: 0;
  border-radius: 6px;
  padding: 12px 14px;
  background: var(--gold);
  color: #111614;
  font-weight: 900;
  cursor: pointer;
}

button.secondary {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--white);
}

.error {
  color: #ffb9b4;
  min-height: 22px;
}

.runtime-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
}

.sidebar {
  padding: 22px;
  border-right: 1px solid var(--line);
  background: #131a18;
}

.nav {
  display: grid;
  gap: 7px;
  margin-top: 28px;
}

.nav button {
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  color: #d8ded7;
  text-align: left;
}

.nav button.active {
  background: #26302c;
  color: var(--white);
}

.main {
  padding: 28px;
  overflow: auto;
}

.topbar,
.section-grid,
.metric-grid {
  display: grid;
  gap: 16px;
}

.topbar {
  grid-template-columns: 1fr auto;
  align-items: start;
  margin-bottom: 24px;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.section-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel,
.metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-dark);
}

.panel {
  padding: 18px;
}

.metric {
  padding: 16px;
}

.metric strong {
  display: block;
  font-size: 30px;
}

.list {
  display: grid;
  gap: 10px;
}

.list-item {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid rgba(245, 244, 237, 0.1);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.03);
}

.pill {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(215, 179, 109, 0.14);
  color: #f2d291;
  font-size: 12px;
  font-weight: 800;
}

.workspace-note {
  max-width: 900px;
  margin-bottom: 20px;
  color: #d2d9d2;
}

@media (max-width: 980px) {
  .runtime-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-grid,
  .section-grid {
    grid-template-columns: 1fr;
  }
}