:root {
  --bg: #f3f6fb;
  --bg-accent: #e9f1ff;
  --panel: rgba(255, 255, 255, 0.94);
  --panel-strong: #ffffff;
  --panel-subtle: #f7faff;
  --text: #18212f;
  --muted: #67758a;
  --line: #dbe4f0;
  --accent: #1d4ed8;
  --accent-soft: #e1ebff;
  --accent-strong: #173da8;
  --warning: #b96516;
  --warning-soft: #fff0df;
  --danger: #c24138;
  --danger-soft: #ffe8e5;
  --shadow: 0 12px 32px rgba(21, 43, 78, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI Variable", "Helvetica Neue", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(29, 78, 216, 0.08), transparent 24%),
    radial-gradient(circle at 100% 0%, rgba(76, 145, 255, 0.1), transparent 22%),
    linear-gradient(180deg, #f9fbff 0%, var(--bg) 100%);
  min-height: 100vh;
  line-height: 1.45;
}

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

button,
.ghost-button,
a[href].ghost-button {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 0.66rem 0.95rem;
  border-radius: 12px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease, border-color 140ms ease;
  box-shadow: 0 6px 16px rgba(29, 78, 216, 0.16);
}

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

.ghost-button {
  background: var(--panel-strong);
  color: var(--text);
  border-color: var(--line);
  box-shadow: none;
}

a[href] {
  color: inherit;
}

a[href]:hover {
  color: var(--accent-strong);
}

input,
select,
textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 0.72rem 0.82rem;
  font: inherit;
  font-size: 0.94rem;
  background: var(--panel-strong);
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(29, 78, 216, 0.12);
  border-color: var(--accent);
}

pre,
.mono {
  font-family: "SFMono-Regular", "Menlo", "Consolas", monospace;
  font-size: 0.92rem;
}

pre {
  background: #f8fbff;
  border: 1px solid var(--line);
  padding: 0.9rem;
  border-radius: 14px;
  overflow-x: auto;
  white-space: pre-wrap;
}

.break {
  word-break: break-word;
}

.app-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.9rem 1rem 1.4rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.15rem 0 0.95rem;
}

.brand-block {
  display: flex;
  flex-direction: column;
  gap: 0.16rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--accent) 0%, #5b8cff 100%);
  color: #fff;
  box-shadow: 0 8px 20px rgba(29, 78, 216, 0.22);
}

.tagline,
.panel-copy,
.empty-state,
dt {
  color: var(--muted);
}

.tagline {
  font-size: 0.85rem;
}

.topnav {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  padding: 0.3rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 6px 18px rgba(21, 43, 78, 0.05);
}

.nav-link {
  padding: 0.52rem 0.75rem;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--muted);
}

.nav-link:hover {
  background: var(--panel-subtle);
  color: var(--text);
}

.content {
  display: grid;
  gap: 0.95rem;
  padding-bottom: 2rem;
}

.flash {
  padding: 0.8rem 0.95rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  font-size: 0.92rem;
}

.flash-notice {
  background: var(--accent-soft);
  border-color: #c9dafd;
}

.flash-error {
  background: var(--danger-soft);
  border-color: #f2c9c3;
}

.panel,
.hero-card,
.project-card,
.fork-card,
.run-card,
.installation-card,
.auth-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.panel,
.installation-card {
  padding: 1rem;
}

.hero-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.1rem 1.15rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 251, 255, 0.98)),
    var(--panel);
}

.hero-main {
  display: grid;
  gap: 0.72rem;
}

.hero-copy {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

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

h1 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 2vw, 2rem);
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 0;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 0.18rem;
  font-size: 0.98rem;
}

.hero-actions,
.card-actions,
.stack-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.stack-actions {
  align-items: flex-start;
  justify-content: flex-end;
}

.layout-two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
  gap: 0.95rem;
}

.panel-header,
.card-header {
  display: flex;
  justify-content: space-between;
  gap: 0.85rem;
  align-items: start;
  margin-bottom: 0.85rem;
}

.stack-form {
  display: grid;
  gap: 0.78rem;
}

.compact-form {
  gap: 0.68rem;
}

label {
  display: grid;
  gap: 0.32rem;
  font-size: 0.9rem;
}

.field-grid,
.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.68rem;
}

.meta-grid dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.25rem;
}

.meta-grid dd,
.detail-list dd {
  margin: 0;
  font-size: 0.93rem;
}

.detail-list,
.meta-grid {
  margin: 0;
}

.detail-list div,
.meta-grid div {
  padding: 0.62rem 0;
  border-top: 1px solid var(--line);
}

.detail-list div:first-child,
.meta-grid div:first-child,
.meta-grid div:nth-child(2) {
  border-top: none;
}

.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.checkbox,
.checkbox-fill {
  display: flex;
  align-items: center;
  gap: 0.58rem;
}

.checkbox input,
.checkbox-fill input {
  width: auto;
}

.checkbox-fill {
  align-self: end;
}

.project-grid,
.fork-list,
.run-list,
.installation-list {
  display: grid;
  gap: 0.8rem;
}

.project-card,
.fork-card,
.run-card {
  padding: 0.95rem;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: none;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.26rem 0.56rem;
  border-radius: 999px;
  font-size: 0.77rem;
  font-weight: 600;
  border: 1px solid transparent;
  white-space: nowrap;
}

.status-ok {
  background: var(--accent-soft);
  border-color: #c9dafd;
}

.status-warn {
  background: var(--warning-soft);
  border-color: #f2d7b4;
}

.status-error {
  background: var(--danger-soft);
  border-color: #efc2bc;
}

.status-muted {
  background: #f2f5f9;
  border-color: #dde4ee;
  color: #566577;
}

.status-accent {
  background: #edf3ff;
  border-color: #cfdbf8;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.8rem;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 0.62rem 0.5rem;
  border-top: 1px solid var(--line);
  vertical-align: top;
}

.data-table th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
}

.log-cell {
  background: #f8fbff;
}

.auth-shell {
  min-height: calc(100vh - 120px);
  display: grid;
  place-items: center;
}

.auth-card {
  width: min(420px, 100%);
  padding: 1.15rem;
}

details summary {
  cursor: pointer;
  margin-top: 0.7rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.metric-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.46rem 0.7rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel-subtle);
}

.metric-chip strong {
  font-size: 0.94rem;
}

.metric-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.compact-copy {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.inline-details {
  margin-top: 0.5rem;
}

.panel-copy,
.empty-state {
  font-size: 0.9rem;
}

.empty-state {
  margin-bottom: 0;
}

@media (max-width: 960px) {
  .layout-two-column,
  .field-grid,
  .meta-grid,
  .topbar {
    flex-direction: column;
  }

  .layout-two-column,
  .field-grid,
  .meta-grid {
    grid-template-columns: 1fr;
  }

  .topnav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .hero-card {
    flex-direction: column;
  }

  .stack-actions {
    justify-content: flex-start;
  }
}