/* FeedSync base layer — reset, element defaults, and the shared component
   vocabulary (buttons, forms, cards, tables, pills, flashes, the brand bar and
   impersonation banner). This is what makes the merchant /app and the agency
   /admin look like one product. Consumes tokens.css only — every colour, space,
   radius and shadow is a var(--...), nothing hard-coded.

   Load order on every surface: tokens.css → base.css → <surface>.css */

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, p, figure, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-sm);
}

/* ---------- typography helpers ---------- */
h1 { font-size: var(--text-2xl); line-height: var(--leading-tight); color: var(--color-ink); font-weight: var(--weight-bold); letter-spacing: -0.01em; }
h2 { font-size: var(--text-xl); line-height: var(--leading-snug); color: var(--color-ink); font-weight: var(--weight-semibold); letter-spacing: -0.01em; }
h3 { font-size: var(--text-md); color: var(--color-ink); font-weight: var(--weight-semibold); }

.muted, .sub { color: var(--color-muted); }
.sub { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.stack > * + * { margin-top: var(--space-4); }

code, .code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-surface-2);
  color: var(--color-primary-deep);
  padding: 0.12em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  word-break: break-word;
}

/* ---------- layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-6) var(--space-5);
}
.container--wide { max-width: var(--container-wide); }

/* ---------- brand bar (shared chrome for /app + /admin) ---------- */
.app-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
  padding: var(--space-4) var(--space-5);
}
.app-bar::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 3px;
  background: var(--brand-gradient);
}
.app-bar__spacer { margin-left: auto; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-logo { height: 26px; width: auto; }
.brand__context {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding-left: var(--space-3);
  margin-left: var(--space-1);
  border-left: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.app-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}
.app-nav a {
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
}
.app-nav a:hover { color: var(--color-ink); background: var(--color-surface-2); text-decoration: none; }
.app-nav a[aria-current="page"] { color: var(--color-primary); background: var(--color-primary-soft); }

/* ---------- buttons ---------- */
.btn,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: 1.1;
  padding: 0.6rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover,
button:hover { text-decoration: none; }

.btn--primary,
button:not([class]),
button[type="submit"]:not([class]) {
  background: var(--color-primary);
  color: var(--color-on-brand);
  border-color: var(--color-primary);
}
.btn--primary:hover,
button:not([class]):hover,
button[type="submit"]:not([class]):hover {
  background: var(--color-primary-strong);
  border-color: var(--color-primary-strong);
}

.btn--ghost {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-border-strong);
}
.btn--ghost:hover { border-color: var(--color-primary); background: var(--color-primary-soft); }

.btn--danger { background: var(--color-danger); color: var(--color-on-brand); border-color: var(--color-danger); }
.btn--danger:hover { background: var(--color-danger-strong); border-color: var(--color-danger-strong); }

.btn--sm { padding: 0.35rem 0.7rem; font-size: var(--text-xs); }

.btn:disabled,
button:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- forms ---------- */
label { display: block; font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--color-ink); }

input[type="text"],
input[type="url"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="number"],
select,
textarea {
  width: 100%;
  max-width: 28rem;
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-ink);
  background: var(--color-surface);
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}
input[type="file"] {
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-muted);
}
::placeholder { color: var(--color-faint); }

.field + .field { margin-top: var(--space-4); }
.field > label { margin-bottom: var(--space-2); }
.form-row { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: flex-end; }
form.inline { display: inline; }

/* ---------- cards ---------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}
.card + .card { margin-top: var(--space-4); }
.card__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

/* ---------- section headings ---------- */
.section-title {
  font-size: var(--text-lg);
  color: var(--color-ink);
  font-weight: var(--weight-semibold);
  margin: var(--space-6) 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

/* ---------- tables ---------- */
.table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: auto;
}
table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
thead th {
  background: var(--color-surface-2);
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: left;
}
th, td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--color-surface-2); }

/* ---------- pills / status badges ---------- */
.pill {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  line-height: 1.5;
  background: var(--color-surface-2);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}
/* status → semantic colour. Run + subscription + eshop states share one map. */
.pill-completed, .pill-active, .pill-approved, .pill-ok {
  background: var(--color-success-bg); color: var(--color-success); border-color: var(--color-success-border);
}
.pill-failed, .pill-rejected, .pill-unpaid, .pill-suspended, .pill-uninstalled, .pill-terminated, .pill-error, .pill-past_due {
  background: var(--color-danger-bg); color: var(--color-danger); border-color: var(--color-danger-border);
}
.pill-uploaded, .pill-writing, .pill-mapping, .pill-running, .pill-trialing, .pill-pending_review {
  background: var(--color-info-bg); color: var(--color-info); border-color: var(--color-info-border);
}

/* ---------- flashes / alerts ---------- */
.flash, .alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-warning-border);
  border-left: 4px solid var(--color-warning);
  background: var(--color-warning-bg);
  color: var(--color-ink);
  font-size: var(--text-sm);
}
.alert--info { border-color: var(--color-info-border); border-left-color: var(--color-info); background: var(--color-info-bg); }
.alert--success { border-color: var(--color-success-border); border-left-color: var(--color-success); background: var(--color-success-bg); }
.alert--danger { border-color: var(--color-danger-border); border-left-color: var(--color-danger); background: var(--color-danger-bg); }

/* ---------- impersonation banner (safety-critical — unmistakable) ---------- */
.banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  padding: var(--space-3) var(--space-5);
  background: var(--color-danger);
  color: var(--color-on-brand);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
  border-bottom: 2px solid var(--color-danger-strong);
  box-shadow: var(--shadow-sm);
}
.banner__spacer { margin-left: auto; }
.banner button { background: rgba(255, 255, 255, 0.16); border-color: rgba(255, 255, 255, 0.5); color: var(--color-on-brand); }
.banner button:hover { background: rgba(255, 255, 255, 0.28); }
/* WRITE mode is the dangerous one — make it scream louder than read-only. */
.banner--write { background: var(--color-danger-strong); animation: banner-pulse 1.8s ease-in-out infinite; }
@keyframes banner-pulse { 50% { box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.45); } }

@media (prefers-reduced-motion: reduce) {
  .banner--write { animation: none; }
}