/* Minimal professional foundation — not the final marketing design. */
:root {
  --ink: #1a2332;
  --muted: #5a6577;
  --accent: #1d4ed8;
  --accent-dark: #1e40af;
  --line: #d9dee7;
  --bg: #f7f8fa;
  --danger: #b91c1c;
  --warn-bg: #fef3c7;
  --ok-bg: #dcfce7;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
.skip-link {
  position: absolute; left: -9999px; top: 0; background: #fff; padding: 0.5rem 1rem;
}
.skip-link:focus { left: 0; z-index: 10; }
a { color: var(--accent); }
a:focus, button:focus, input:focus, select:focus {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
.site-header { background: #fff; border-bottom: 1px solid var(--line); }
.site-header nav {
  max-width: 60rem; margin: 0 auto; padding: 0.75rem 1rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); font-size: 1.1rem; }
.nav-links { list-style: none; display: flex; gap: 1rem; margin: 0; padding: 0; align-items: center; }
.linklike { background: none; border: none; color: var(--accent); cursor: pointer; font: inherit; padding: 0; text-decoration: underline; }
.container { max-width: 60rem; margin: 1.5rem auto; padding: 0 1rem; }
.site-footer { max-width: 60rem; margin: 2rem auto; padding: 1rem; color: var(--muted); font-size: 0.9rem; border-top: 1px solid var(--line); }
h1 { font-size: 1.6rem; margin: 0.5rem 0 1rem; }
h2 { font-size: 1.2rem; margin-top: 2rem; }
form p { margin: 0 0 1rem; }
label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
input[type="text"], input[type="email"], input[type="password"], select {
  width: 100%; max-width: 26rem; padding: 0.5rem 0.6rem; border: 1px solid var(--line);
  border-radius: 6px; font: inherit; background: #fff;
}
.helptext { display: block; color: var(--muted); font-size: 0.85rem; }
.errorlist { color: var(--danger); list-style: none; padding: 0; margin: 0.25rem 0; font-size: 0.9rem; }
button[type="submit"], .button {
  background: var(--accent); color: #fff; border: none; border-radius: 6px;
  padding: 0.55rem 1.1rem; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
  display: inline-block;
}
button[type="submit"]:hover, .button:hover { background: var(--accent-dark); }
.button-danger { background: var(--danger); }
.banner { padding: 0.6rem 1rem; border-radius: 6px; margin-bottom: 1rem; }
.banner-warning { background: var(--warn-bg); }
.messages { list-style: none; padding: 0; margin: 0 0 1rem; }
.message { padding: 0.6rem 1rem; border-radius: 6px; margin-bottom: 0.5rem; }
.message-success { background: var(--ok-bg); }
.message-error { background: #fee2e2; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 0.55rem 0.75rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; color: var(--muted); }
.card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 1.25rem; margin-bottom: 1rem; }
.tag { display: inline-block; padding: 0.1rem 0.5rem; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); font-size: 0.8rem; }
.inline-form { display: inline; }
.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }

/* Customer report surface (M7 Phase A): severity accents on finding cards. */
.finding-critical { border-left: 4px solid var(--danger); }
.finding-warning { border-left: 4px solid #d97706; }
.finding-review { border-left: 4px solid #d97706; }

/* Accessibility (M13): honor reduced-motion preferences globally. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}