:root {
  color-scheme: dark;
  font-family:
    'Space Grotesk',
    'Segoe UI',
    sans-serif;
  --bg: #07111f;
  --panel: rgba(9, 19, 34, 0.82);
  --panel-strong: rgba(10, 22, 40, 0.96);
  --line: rgba(142, 167, 196, 0.18);
  --text: #f2f7fb;
  --muted: #8ea7c4;
  --accent: #59c3ff;
  --accent-strong: #7bd4ff;
  --accent-soft: rgba(89, 195, 255, 0.18);
  --warn: #ffbf6a;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(89, 195, 255, 0.16), transparent 34%),
    radial-gradient(circle at top right, rgba(255, 191, 106, 0.14), transparent 28%),
    linear-gradient(180deg, #08111d 0%, #050a13 100%);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.page-shell {
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 40px;
}

.hero-card,
.config-card,
.panel-card,
.side-card {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.hero-card {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px;
  border-radius: 28px;
}

.eyebrow {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(123, 212, 255, 0.24);
  background: rgba(123, 212, 255, 0.1);
  color: var(--accent-strong);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 16px 0 12px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.02;
}

.hero-copy p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.hero-status {
  display: grid;
  gap: 12px;
  min-width: 220px;
}

.status-chip {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(4, 10, 18, 0.48);
}

.status-chip span,
.panel-hint,
label span,
.metric-card span {
  color: var(--muted);
  font-size: 13px;
}

.config-card {
  margin-top: 18px;
  padding: 22px 24px;
  border-radius: 24px;
}

.card-title-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.card-title-row h2 {
  margin: 0;
  font-size: 18px;
}

.config-grid,
.form-grid,
.status-grid,
.link-grid {
  display: grid;
  gap: 14px;
}

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

.form-grid label,
.config-grid label {
  display: grid;
  gap: 8px;
}

input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(142, 167, 196, 0.24);
  background: rgba(3, 9, 17, 0.72);
  color: var(--text);
  outline: none;
}

input:focus {
  border-color: rgba(123, 212, 255, 0.72);
  box-shadow: 0 0 0 4px rgba(123, 212, 255, 0.12);
}

.config-actions,
.status-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button,
.ghost-button,
.tab-button {
  border-radius: 16px;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 140ms ease,
    border-color 140ms ease,
    background 140ms ease;
}

.primary-button,
.secondary-button,
.ghost-button {
  padding: 13px 18px;
}

.primary-button {
  background: linear-gradient(135deg, #59c3ff 0%, #2096ea 100%);
  color: #03111d;
  font-weight: 700;
}

.secondary-button {
  background: rgba(89, 195, 255, 0.1);
  color: var(--accent-strong);
  border-color: rgba(89, 195, 255, 0.24);
}

.ghost-button {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  border-color: var(--line);
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover,
.tab-button:hover {
  transform: translateY(-1px);
}

.tab-bar {
  display: flex;
  gap: 10px;
  margin: 24px 0 18px;
  flex-wrap: wrap;
}

.tab-button {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border-color: var(--line);
}

.tab-button.active {
  background: var(--accent-soft);
  color: var(--accent-strong);
  border-color: rgba(123, 212, 255, 0.3);
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.8fr);
  gap: 18px;
}

.panel-stack,
.side-stack {
  display: grid;
  gap: 18px;
}

.panel-card,
.side-card {
  display: none;
  padding: 24px;
  border-radius: 24px;
}

.panel-card.active,
.side-card {
  display: block;
}

.status-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-card,
.link-card {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(4, 10, 18, 0.52);
}

.metric-card strong,
.link-card strong {
  font-size: 16px;
}

.inline-help {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 191, 106, 0.06);
  color: var(--warn);
}

.json-card,
code {
  display: block;
  width: 100%;
  overflow: auto;
  margin: 0;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: #d9f2ff;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 980px) {
  .hero-card,
  .workspace-grid,
  .config-grid,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .hero-card {
    padding: 22px;
  }

  .page-shell {
    width: min(100vw - 20px, 1240px);
    padding-top: 20px;
  }
}