/* Email Verifier – public information site
   Single stylesheet, no external resources. */

:root {
  --c-bg: #f6f8fb;
  --c-surface: #ffffff;
  --c-text: #1b2533;
  --c-muted: #4f5d70;
  --c-border: #dbe2ec;
  --c-primary: #0b5cad;
  --c-primary-dark: #08447f;
  --c-accent: #0e8a6a;
  --c-warn-bg: #fff6e0;
  --c-warn-border: #e6b84c;
  --c-header: #0d2440;
  --c-header-text: #e8eef6;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(13, 36, 64, .06), 0 4px 14px rgba(13, 36, 64, .06);
  --maxw: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

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

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
}

img, svg { max-width: 100%; }

a { color: var(--c-primary); text-underline-offset: 2px; }
a:hover { color: var(--c-primary-dark); }

:focus-visible {
  outline: 3px solid #f0a500;
  outline-offset: 2px;
  border-radius: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: #fff;
  color: var(--c-primary-dark);
  padding: .6rem 1rem;
  z-index: 100;
  font-weight: 600;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  background: var(--c-header);
  color: var(--c-header-text);
}
.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem 1.5rem;
  padding-top: .9rem;
  padding-bottom: .9rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .01em;
}
.brand:hover { color: #fff; }
.brand svg { width: 34px; height: 34px; flex: none; }
.brand small {
  display: block;
  font-weight: 400;
  font-size: .78rem;
  color: #b5c4d8;
  letter-spacing: .02em;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .25rem;
}
.site-nav a {
  display: block;
  padding: .45rem .75rem;
  border-radius: 6px;
  color: var(--c-header-text);
  text-decoration: none;
  font-size: .95rem;
}
.site-nav a:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.site-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, .16);
  color: #fff;
  font-weight: 600;
}

/* Hero */
.hero {
  background: linear-gradient(160deg, #0d2440 0%, #123a66 60%, #0b5cad 100%);
  color: #fff;
  padding: 3.5rem 0 3rem;
}
.hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  line-height: 1.2;
  margin: 0 0 1rem;
}
.hero p {
  max-width: 46rem;
  font-size: 1.15rem;
  color: #dce6f2;
  margin: 0 0 1.5rem;
}
.hero .btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

.page-title {
  background: var(--c-header);
  color: #fff;
  padding: 2.25rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, .08);
}
.page-title h1 { margin: 0 0 .35rem; font-size: clamp(1.6rem, 3.5vw, 2.2rem); line-height: 1.25; }
.page-title p { margin: 0; color: #c4d2e3; max-width: 46rem; }

/* Buttons */
.btn {
  display: inline-block;
  padding: .7rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  line-height: 1.2;
}
.btn-primary { background: #fff; color: var(--c-primary-dark); }
.btn-primary:hover { background: #e8f0fa; color: var(--c-primary-dark); }
.btn-outline { border-color: rgba(255, 255, 255, .7); color: #fff; }
.btn-outline:hover { background: rgba(255, 255, 255, .1); color: #fff; }

/* Main content */
main { padding: 2.5rem 0 3.5rem; }
main:focus { outline: none; }

.section + .section { margin-top: 2.75rem; }
.section h2 {
  font-size: 1.5rem;
  line-height: 1.3;
  margin: 0 0 .9rem;
  color: var(--c-header);
}
h3 { font-size: 1.15rem; margin: 1.5rem 0 .5rem; color: var(--c-header); }

.prose { max-width: 48rem; }
.prose p, .prose ul, .prose ol { margin: 0 0 1rem; }
.prose li + li { margin-top: .35rem; }
.prose > h2 {
  font-size: 1.3rem;
  line-height: 1.3;
  margin: 2rem 0 .6rem;
  color: var(--c-header);
}

.lead { font-size: 1.15rem; color: var(--c-muted); }

.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  box-shadow: var(--shadow);
}
.card h3, .card .h3 { margin-top: 0; }
.h3 { font-size: 1.15rem; line-height: 1.35; margin: 0 0 .5rem; color: var(--c-header); }
.card p:last-child { margin-bottom: 0; }
.card .icon {
  width: 40px;
  height: 40px;
  margin-bottom: .6rem;
  color: var(--c-accent);
}

.notice {
  background: var(--c-warn-bg);
  border: 1px solid var(--c-warn-border);
  border-left-width: 5px;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  max-width: 48rem;
}
.notice p { margin: 0; }
.notice p + p { margin-top: .5rem; }

.callout {
  background: #e9f5f1;
  border: 1px solid #a9d9c9;
  border-left: 5px solid var(--c-accent);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  max-width: 48rem;
}
.callout p { margin: 0; }
.callout p + p { margin-top: .5rem; }

/* Steps */
.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  max-width: 48rem;
}
.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 1.5rem 3.25rem;
}
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps h3 { margin: .2rem 0 .35rem; }
.steps p { margin: 0; }

/* Tables */
.table-wrap { overflow-x: auto; max-width: 48rem; }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-size: .97rem;
}
caption {
  text-align: left;
  font-weight: 600;
  padding: 0 0 .5rem;
  color: var(--c-muted);
}
th, td {
  text-align: left;
  padding: .7rem .9rem;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
}
thead th { background: #eef2f8; color: var(--c-header); }
tbody tr:last-child td, tbody tr:last-child th { border-bottom: 0; }

code, .mono { font-family: var(--mono); font-size: .92em; }
code {
  background: #eef2f8;
  padding: .1em .35em;
  border-radius: 4px;
}
.code-block {
  font-family: var(--mono);
  font-size: .92rem;
  background: #0f1d2e;
  color: #dfe8f3;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  overflow-x: auto;
  max-width: 48rem;
  line-height: 1.6;
}
.code-block .c { color: #8ea4bd; }
.code-block .no { color: #ff9b8e; text-decoration: line-through; }

/* Definition lists (contact) */
.contact-list { margin: 0; }
.contact-list dt { font-weight: 600; color: var(--c-header); margin-top: .9rem; }
.contact-list dt:first-child { margin-top: 0; }
.contact-list dd { margin: .15rem 0 0; }

address { font-style: normal; }

.meta { color: var(--c-muted); font-size: .92rem; }

/* Footer */
.site-footer {
  background: var(--c-header);
  color: #c4d2e3;
  font-size: .93rem;
  padding: 2.25rem 0 1.5rem;
}
.site-footer a { color: #e8eef6; }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}
.site-footer h2 {
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #fff;
  margin: 0 0 .6rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li + li { margin-top: .3rem; }
.site-footer p { margin: 0 0 .4rem; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  margin-top: 1.75rem;
  padding-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem;
}

@media (max-width: 640px) {
  body { font-size: 1rem; }
  .header-inner { flex-direction: column; align-items: flex-start; }
  .site-nav a { padding: .4rem .55rem; font-size: .9rem; }
  .hero { padding: 2.5rem 0 2.25rem; }
  .steps > li { padding-left: 2.9rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

@media print {
  .site-header, .site-footer, .skip-link, .hero .btn-row { display: none; }
  body { background: #fff; }
  .hero, .page-title { background: none; color: #000; }
  .hero p, .page-title p { color: #000; }
}