/* --- tokens --- */
:root {
  /* page & surface */
  --bg: #F7F7F8;
  --surface: #FFFFFF;
  --surface-alt: #FAFAFB;
  --border: #E7E7EA;
  --border-strong: #D4D4D8;

  /* text */
  --text: #18181B;
  --muted: #71717A;
  --muted-soft: #A1A1AA;

  /* primary accent */
  --primary: #6D5EF5;
  --primary-hover: #5B4DE0;
  --primary-soft: #EEEBFE;
  --focus-ring: rgba(109, 94, 245, 0.15);

  /* semantic accents */
  --success: #1C7F3E;
  --success-soft: #E7F6EC;
  --danger: #B42318;
  --danger-soft: #FDE8E8;
  --warning: #92400E;
  --warning-soft: #FEF3C7;
  --info: #075985;
  --info-soft: #E0F2FE;
  --spec-timeout: #9A3412;
  --spec-timeout-soft: #FFEDD5;
  --spot: #5B21B6;
  --spot-soft: #EDE9FE;
  --neutral: #52525B;
  --neutral-soft: #F4F4F5;

  /* radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-pill: 999px;

  /* legacy aliases (keep existing inline style refs working) */
  --yellow: var(--warning);
  --red: var(--danger);
  --green: var(--success);
}

/* --- base/reset --- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 14px; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* --- typography --- */
h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}
h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
a {
  color: var(--primary);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

/* --- layout: nav & container --- */
nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0.875rem 2rem;
  display: flex;
  gap: 2rem;
  align-items: center;
}
nav .logo {
  color: var(--text);
  font-weight: 600;
  font-size: 1.05rem;
}
nav a {
  color: var(--muted);
  font-weight: 500;
}
nav a:hover,
nav a.active {
  color: var(--text);
  text-decoration: none;
}
nav a.active {
  text-decoration: underline;
  text-decoration-color: var(--primary);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}
nav .spacer { flex: 1; }
nav .user-email { color: var(--muted); font-size: 0.85rem; }
nav form { display: inline; }
nav .signout-btn {
  background: none;
  border: none;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  padding: 0;
}
nav .signout-btn:hover { color: var(--text); }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

section { margin-bottom: 2rem; }

/* --- cards --- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.card .label {
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}
.card .value {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text);
}
.card[data-tooltip] {
  position: relative;
}
.card[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 6px);
  transform: translateX(-50%);
  width: max-content;
  max-width: 280px;
  padding: 0.5rem 0.75rem;
  background: var(--text);
  color: var(--surface);
  font-size: 0.75rem;
  line-height: 1.35;
  border-radius: var(--radius-md);
  white-space: normal;
  text-align: center;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  z-index: 10;
}
.card[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

/* --- tables --- */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
th {
  background: var(--surface-alt);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface-alt); }

/* --- badges --- */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-success      { background: var(--success-soft);      color: var(--success); }
.badge-failed       { background: var(--danger-soft);       color: var(--danger); }
.badge-cancelled    { background: var(--neutral-soft);      color: var(--neutral); }
.badge-timeout      { background: var(--warning-soft);      color: var(--warning); }
.badge-spec-timeout { background: var(--spec-timeout-soft); color: var(--spec-timeout); }
.badge-spot         { background: var(--spot-soft);         color: var(--spot); }
.badge-running      { background: var(--info-soft);         color: var(--info); }

/* --- chips & chip-row --- */
.chip-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.chip {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
}
.chip:hover {
  border-color: var(--border-strong);
  text-decoration: none;
}
.chip.is-active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
}

/* --- buttons --- */
.btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover {
  border-color: var(--border-strong);
  text-decoration: none;
}
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}
.btn-secondary { background: var(--surface); }
.btn-inline {
  padding: 0.3rem 0.7rem;
  font-size: 0.75rem;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
}
.btn-inline:hover { border-color: var(--border-strong); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); }

/* --- inputs & forms --- */
input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
}
input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--focus-ring);
}
input::placeholder { color: var(--muted-soft); }

/* --- auth card --- */
.auth-card {
  max-width: 420px;
  margin: 3rem auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
}
.auth-card h1 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}
.auth-card .field { margin-bottom: 1rem; }
.auth-card label {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 0.25rem;
}

.oauth-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}
.oauth-divider {
  margin: 1.5rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  position: relative;
}
.oauth-divider::before,
.oauth-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--border);
}
.oauth-divider::before { left: 0; }
.oauth-divider::after { right: 0; }

/* --- flashes --- */
.flash {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.flash-alert {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid rgba(180, 35, 24, 0.2);
}
.flash-notice {
  background: var(--success-soft);
  color: var(--success);
  border: 1px solid rgba(28, 127, 62, 0.2);
}

/* --- utilities --- */
.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}