/*
 * Scanner brand stylesheet.
 * Adapted from innovation2solution.com's design tokens. Colours, radii, and
 * typography follow the parent site so this reads as one property. Only the
 * pieces we actually use here are inlined — the source stylesheet is ~40KB.
 */
:root {
  --primary:        #0A1F3C;
  --primary-light:  #122A52;
  --accent:         #0369A1;
  --accent-dark:    #025A87;
  --accent-2:       #047857;
  --accent-2-dark:  #036B4C;
  --text:           #1E293B;
  --text-muted:     #4A6178;
  --text-light:     #64748B;
  --bg:             #FFFFFF;
  --bg-light:       #EFF6FF;
  --bg-alt:         #F8FAFC;
  --bg-dark:        #0A1F3C;
  --border:         #DBEAFE;
  --border-light:   #EFF6FF;
  --shadow:         0 2px 16px rgba(10,31,60,0.08);
  --shadow-md:      0 6px 32px rgba(10,31,60,0.12);
  --radius:         10px;
  --radius-lg:      18px;
  --max-w:          1240px;
  --nav-h:          74px;
  --font-display:   'Nunito', 'Avenir Next', 'Avenir', sans-serif;
  --font-body:      'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --transition:     all 0.25s ease;

  --sev-critical:   #b91c1c;
  --sev-serious:    #b45309;
  --sev-moderate:   #4b5563;
  --sev-advisory:   #334155;
  --sev-good:       #047857;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--primary); line-height: 1.25; margin-top: 0; }
h1 { font-size: 2.1rem; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 0.5rem; }
h2 { font-size: 1.5rem; font-weight: 800; margin: 2.25rem 0 0.75rem; }
h3 { font-size: 1.15rem; font-weight: 700; margin: 1.25rem 0 0.5rem; }
p  { margin: 0 0 1rem; }
a  { color: var(--accent); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; color: var(--accent-dark); }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Navbar (adapted from I2S) ---------- */
.navbar {
  position: sticky; top: 0; z-index: 40;
  background: var(--bg); border-bottom: 1px solid var(--border);
  height: var(--nav-h); display: flex; align-items: center;
}
.nav-container {
  max-width: var(--max-w); width: 100%; margin: 0 auto; padding: 0 1.25rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.nav-logo {
  font-family: var(--font-display); font-weight: 800; font-size: 1.15rem;
  color: var(--primary); letter-spacing: -0.01em;
}
.nav-logo:hover, .nav-logo:focus { text-decoration: none; color: var(--accent); }
.logo-accent { color: var(--accent); }
.nav-list { display: flex; gap: 1.25rem; margin: 0; padding: 0; list-style: none; align-items: center; }
.nav-link { color: var(--text); font-weight: 600; font-size: 0.92rem; padding: 0.4rem 0.2rem; border-bottom: 2px solid transparent; }
.nav-link:hover, .nav-link:focus { color: var(--accent); text-decoration: none; }
.nav-link.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- Hero / page header ---------- */
.hero {
  background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg) 100%);
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border);
}
.hero p.lead { color: var(--text-muted); font-size: 1.05rem; max-width: 60ch; margin-top: 0.25rem; }

/* ---------- Main ---------- */
main.container { padding-top: 1.5rem; padding-bottom: 3rem; }

/* ---------- Form ---------- */
form.scan-form { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: flex-end; margin: 1rem 0 0.5rem; }
form.scan-form .field { flex: 1 1 260px; }
label {
  display: block; font-family: var(--font-display);
  font-weight: 700; font-size: 0.9rem; color: var(--text); margin-bottom: 0.35rem;
}
input[type="url"], input[type="email"], input[type="text"], textarea {
  display: block; width: 100%; padding: 0.65rem 0.85rem;
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: var(--radius);
  outline: none; transition: var(--transition);
}
textarea { min-height: 5em; resize: vertical; }
input:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(3,105,161,0.15); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.4rem; padding: 0.75rem 1.4rem;
  font-family: var(--font-display); font-weight: 700; font-size: 0.95rem;
  border: 1px solid transparent; border-radius: var(--radius);
  cursor: pointer; transition: var(--transition); text-decoration: none;
  background: var(--accent); color: #fff;
}
.btn:hover, .btn:focus { background: var(--accent-dark); text-decoration: none; color: #fff; }
.btn:disabled { opacity: 0.55; cursor: progress; }
.btn-outline { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-outline:hover, .btn-outline:focus { background: var(--accent); color: #fff; }

/* ---------- Notes / cards ---------- */
.note {
  background: var(--bg-light); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.9rem 1.1rem; margin: 1.25rem 0;
  color: var(--text); font-size: 0.95rem;
}
.card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem; margin: 1rem 0; box-shadow: var(--shadow);
}

/* ---------- Findings ---------- */
.score { display: inline-flex; align-items: baseline; gap: 0.35rem; }
.score b { font-family: var(--font-display); font-size: 2rem; font-weight: 800; }
.score.good b { color: var(--sev-good); }
.score.mid b  { color: var(--sev-serious); }
.score.bad b  { color: var(--sev-critical); }

.finding {
  border-left: 4px solid var(--border); padding: 0.75rem 1rem;
  margin: 0.75rem 0; background: var(--bg-alt); border-radius: 0 var(--radius) var(--radius) 0;
}
.finding.critical { border-left-color: var(--sev-critical); }
.finding.serious  { border-left-color: var(--sev-serious); }
.finding.moderate { border-left-color: var(--sev-moderate); }
.finding.advisory { border-left-color: var(--sev-advisory); }
.sev {
  display: inline-block; text-transform: uppercase; font-family: var(--font-display);
  font-weight: 800; font-size: 0.72rem; letter-spacing: 0.05em; margin-right: 0.6rem;
}
.sev.critical { color: var(--sev-critical); }
.sev.serious  { color: var(--sev-serious); }
.sev.moderate { color: var(--sev-moderate); }
.sev.advisory { color: var(--sev-advisory); }
.spec {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem; color: var(--text-muted);
}

.error { color: var(--sev-critical); font-weight: 600; }
.ok    { color: var(--sev-good); font-weight: 600; }

/* ---------- Panel (monitor / fix) ---------- */
.panel {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem; margin: 1.25rem 0; background: var(--bg);
  box-shadow: var(--shadow);
}
.panel h3 { margin: 0 0 0.35rem; color: var(--primary); }
.panel .sub { color: var(--text-muted); font-size: 0.95rem; margin: 0 0 0.9rem; }
.panel .field { margin-bottom: 0.8rem; }
.panel form { display: grid; grid-template-columns: 1fr; gap: 0.75rem; }
@media (min-width: 640px) {
  .panel form.two-col { grid-template-columns: 1fr 1fr; }
  .panel .field.full { grid-column: 1 / -1; }
}

/* ---------- Footer (adapted from I2S) ---------- */
.footer {
  background: var(--bg-dark); color: #cfd8e6;
  padding: 2.5rem 0 1.5rem; margin-top: 3rem;
  font-size: 0.92rem;
}
.footer a { color: #cfd8e6; }
.footer a:hover, .footer a:focus { color: #fff; }
.footer h4 {
  font-family: var(--font-display); color: #fff; font-weight: 800;
  font-size: 0.98rem; margin: 0 0 0.75rem; text-transform: uppercase; letter-spacing: 0.03em;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2rem;
}
@media (min-width: 780px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer-brand p { color: #a9b7c9; font-size: 0.92rem; margin: 0.5rem 0; }
.footer-reg { color: #7f8ea3; font-size: 0.82rem; margin-top: 0.75rem; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 0.35rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); margin-top: 2rem; padding-top: 1rem;
  color: #7f8ea3; font-size: 0.82rem;
}
.footer .nav-logo { color: #fff; }

/* ---------- Skip link ---------- */
.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--primary); color: #fff; padding: 0.6rem 0.9rem;
  border-radius: 0 0 var(--radius) 0; font-weight: 700;
}
.skip:focus { left: 0; text-decoration: none; }

/* ---------- Small screens ---------- */
@media (max-width: 640px) {
  h1 { font-size: 1.7rem; }
  .nav-list { gap: 0.85rem; }
  .nav-link { font-size: 0.85rem; }
  .hero { padding: 2rem 0 1.5rem; }
}