/* ============================================================
   GetSovereign.cloud — Design System
   Direction: Financial Times × cloud infrastructure database
              × government procurement portal
   Principles: dense, restrained, authoritative, tables first,
               visible sourcing, visible verification dates.
   ============================================================ */

:root {
  /* Palette — restrained, editorial */
  --ink: #1a1a17;
  --ink-soft: #45453f;
  --ink-faint: #6e6e65;
  --paper: #f6f4ef;
  --paper-deep: #eeebe3;
  --card: #ffffff;
  --line: #ddd8cc;
  --line-strong: #b8b1a0;
  --navy: #0f2440;
  --navy-2: #173a63;
  --navy-tint: #eef2f7;
  --accent: #9a3324;          /* vermilion, used sparingly */
  --green: #1d6b3c;
  --green-tint: #eaf3ed;
  --amber: #8a6118;
  --amber-tint: #f7f0de;
  --gray: #5b5b55;
  --gray-tint: #efeee9;
  --red: #a3271b;
  --red-tint: #f8ecea;

  /* Type */
  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Metrics */
  --container: 1200px;
  --gutter: 24px;
  --radius: 2px;
  --header-h: 108px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: var(--navy-2); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 700; color: var(--ink); line-height: 1.18; }
h1 { font-size: clamp(30px, 4vw, 44px); letter-spacing: -0.01em; margin: 0 0 14px; }
h2 { font-size: clamp(22px, 2.6vw, 30px); letter-spacing: -0.005em; margin: 0 0 12px; }
h3 { font-size: 19px; margin: 0 0 8px; }
h4 { font-family: var(--font-sans); font-size: 12px; text-transform: uppercase; letter-spacing: 0.09em; color: var(--ink-faint); margin: 0 0 10px; }
p { margin: 0 0 14px; }
.lede { font-size: 18px; line-height: 1.5; color: var(--ink-soft); max-width: 62ch; }
.small { font-size: 13px; }
.muted { color: var(--ink-faint); }
.serif { font-family: var(--font-serif); }

/* Eyebrow label above headings */
.eyebrow {
  display: block; font-size: 11.5px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 8px;
}

/* ---------- Header ---------- */
.site-header { background: var(--card); border-bottom: 3px solid var(--navy); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; gap: 22px; padding-top: 12px; padding-bottom: 10px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: var(--navy); text-decoration: none; white-space: nowrap; }
.brand span { color: var(--accent); }
.brand:hover { color: var(--navy); }
.brand-mark { width: 26px; height: 26px; border-radius: 6px; flex: none; }
.site-footer .brand-mark { width: 24px; height: 24px; }

.primary-nav { display: flex; gap: 4px; flex: 1; }
.primary-nav a {
  font-size: 13.5px; font-weight: 600; color: var(--ink-soft);
  text-decoration: none; padding: 6px 10px; border-radius: var(--radius);
}
.primary-nav a:hover { color: var(--ink); background: var(--paper-deep); }
.primary-nav a[aria-current="page"] { color: var(--accent); }

.header-search { display: flex; align-items: center; }
.header-search input {
  width: 250px; font: 13.5px var(--font-sans); padding: 7px 12px;
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--paper);
}
.header-search input:focus { outline: 2px solid var(--navy-2); outline-offset: 1px; background: #fff; }

.secondary-nav { background: var(--navy); }
.secondary-nav .container { display: flex; flex-wrap: wrap; gap: 2px 26px; }
.secondary-nav a {
  font-size: 12px; letter-spacing: 0.02em; color: #cfd9e6;
  text-decoration: none; padding: 7px 0;
}
.secondary-nav a:hover { color: #fff; }

.nav-toggle { display: none; background: none; border: 1px solid var(--line-strong); padding: 6px 12px; font: 13px var(--font-sans); border-radius: var(--radius); cursor: pointer; }

/* ---------- Page head ---------- */
.page-head { background: var(--card); border-bottom: 1px solid var(--line); padding: 28px 0 24px; }
.breadcrumb { font-size: 12.5px; color: var(--ink-faint); margin-bottom: 14px; }
.breadcrumb a { color: var(--ink-faint); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { margin: 0 6px; color: var(--line-strong); }

/* ---------- Layout helpers ---------- */
.section { padding: 40px 0; }
.section-tight { padding: 24px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; border-bottom: 2px solid var(--ink); padding-bottom: 8px; }
.section-head h2 { margin: 0; font-size: 24px; }
.section-head .more { font-size: 13px; font-weight: 600; white-space: nowrap; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.layout-2col { display: grid; grid-template-columns: 250px 1fr; gap: 32px; align-items: start; }
@media (max-width: 900px) { .layout-2col { grid-template-columns: 1fr; } }

/* ---------- Cards ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.card h3 { margin-bottom: 6px; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--accent); }
.card p { font-size: 13.5px; color: var(--ink-soft); margin-bottom: 10px; }
.card .meta { font-size: 12px; color: var(--ink-faint); }

a.card-link { text-decoration: none; color: inherit; display: block; }
a.card-link:hover { border-color: var(--navy-2); box-shadow: 0 1px 0 rgba(15,36,64,0.06); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin-bottom: 18px; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; background: var(--card); }
th {
  text-align: left; font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--ink-faint);
  border-bottom: 2px solid var(--ink); padding: 8px 10px; white-space: nowrap;
}
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr:hover { background: var(--paper); }
table .num { font-variant-numeric: tabular-nums; }
.table-foot { font-size: 12px; color: var(--ink-faint); margin-top: -10px; }

/* ---------- Badges & status ---------- */
.badge { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; padding: 2px 8px; border-radius: 10px; white-space: nowrap; }
.badge-verified { background: var(--green-tint); color: var(--green); }
.badge-claimed { background: var(--amber-tint); color: var(--amber); }
.badge-unknown { background: var(--gray-tint); color: var(--gray); }
.badge-na { background: var(--red-tint); color: var(--red); }
.badge-type { background: var(--navy-tint); color: var(--navy-2); }
.badge-country { background: var(--paper-deep); color: var(--ink-soft); }
.badge-yes { color: var(--green); font-weight: 600; }
.badge-no { color: var(--red); font-weight: 600; }

.tag { display: inline-block; font-size: 12px; color: var(--navy-2); background: var(--navy-tint); border-radius: var(--radius); padding: 2px 8px; margin: 0 4px 4px 0; text-decoration: none; }
.tag:hover { background: var(--navy-2); color: #fff; }

/* ---------- Verification legend ---------- */
.legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; color: var(--ink-faint); margin-bottom: 14px; }
.legend .badge { margin-right: 4px; }

/* ---------- Hero (homepage) ---------- */
.hero {
  background:
    linear-gradient(180deg, rgba(10,26,47,0.92) 0%, rgba(15,36,64,0.86) 60%, rgba(15,36,64,0.94) 100%),
    url('/images/hero-datacenter.jpg') center 38% / cover no-repeat;
  color: #e8edf3; padding: 56px 0 48px;
}
.hero h1 { color: #fff; font-size: clamp(32px, 4.6vw, 50px); max-width: 20ch; }
.hero .lede { color: #b9c6d6; max-width: 64ch; margin-bottom: 26px; }
.hero-search { display: flex; max-width: 640px; }
.hero-search input {
  flex: 1; font: 16px var(--font-sans); padding: 13px 16px;
  border: 1px solid #2c4a73; border-radius: var(--radius) 0 0 var(--radius);
  background: #fff; color: var(--ink);
}
.hero-search button {
  font: 600 15px var(--font-sans); padding: 13px 22px; border: none;
  background: var(--accent); color: #fff; border-radius: 0 var(--radius) var(--radius) 0; cursor: pointer;
}
.hero-search button:hover { background: #b03c2c; }
.hero-examples { margin-top: 12px; font-size: 13px; color: #93a3b8; }
.hero-examples a { color: #cfd9e6; margin-right: 14px; text-decoration: none; border-bottom: 1px dotted #4c6280; }
.hero-examples a:hover { color: #fff; border-color: #fff; }
.hero-stats { display: flex; gap: 34px; margin-top: 34px; border-top: 1px solid #27425f; padding-top: 20px; }
.hero-stats .stat { font-family: var(--font-serif); font-size: 26px; color: #fff; }
.hero-stats .stat span { display: block; font-family: var(--font-sans); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: #93a3b8; font-weight: 600; }

/* ---------- Requirement tiles ---------- */
.req-tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 900px) { .req-tiles { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .req-tiles { grid-template-columns: 1fr; } }
.req-tile { display: block; background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--navy-2); padding: 14px 16px; text-decoration: none; color: var(--ink); }
.req-tile:hover { border-color: var(--navy-2); background: var(--navy-tint); }
.req-tile .rt-title { font-weight: 700; font-size: 14.5px; }
.req-tile .rt-desc { font-size: 12.5px; color: var(--ink-faint); margin-top: 3px; }

/* ---------- Filters (directory) ---------- */
.filters { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; position: sticky; top: 130px; }
.filters h4 { margin-bottom: 6px; }
.filters fieldset { border: none; padding: 0 0 14px; margin: 0 0 14px; border-bottom: 1px solid var(--line); }
.filters legend { font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-faint); padding: 0; margin-bottom: 8px; }
.filters label { display: flex; gap: 8px; align-items: baseline; font-size: 13.5px; padding: 3px 0; cursor: pointer; }
.filters label:hover { color: var(--navy-2); }
.filters input[type="checkbox"] { accent-color: var(--navy-2); }
.filters .count { color: var(--ink-faint); font-size: 12px; margin-left: auto; }
.filter-actions { display: flex; gap: 8px; }
.btn { font: 600 13px var(--font-sans); padding: 8px 14px; border-radius: var(--radius); cursor: pointer; border: 1px solid var(--line-strong); background: var(--card); color: var(--ink); text-decoration: none; display: inline-block; }
.btn:hover { border-color: var(--navy-2); }
.btn-primary { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-2); color: #fff; }
.btn-small { padding: 4px 9px; font-size: 12px; }

.results-bar { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; font-size: 13.5px; color: var(--ink-soft); }
.results-bar strong { color: var(--ink); }

/* ---------- Provider table rows ---------- */
tr.provider-row td:first-child { font-weight: 600; }
tr.provider-row a { text-decoration: none; }
.flag { font-size: 16px; margin-right: 4px; }

/* ---------- Sovereignty profile ---------- */
.sov-profile { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-bottom: 18px; }
@media (max-width: 700px) { .sov-profile { grid-template-columns: 1fr; } }
.sov-item { background: var(--card); padding: 12px 14px; display: flex; justify-content: space-between; gap: 14px; align-items: baseline; }
.sov-item .dim { font-size: 12.5px; color: var(--ink-faint); }
.sov-item .val { font-weight: 600; font-size: 13.5px; text-align: right; }

/* ---------- Callouts ---------- */
.callout { border: 1px solid var(--line); border-left: 4px solid var(--navy-2); background: var(--navy-tint); padding: 14px 18px; font-size: 13.5px; margin-bottom: 18px; border-radius: var(--radius); }
.callout-warn { border-left-color: var(--amber); background: var(--amber-tint); }
.callout-legal { border-left-color: var(--accent); background: var(--red-tint); font-size: 13px; }
.callout-legal strong { color: var(--red); }

/* ---------- Definition box ---------- */
.defbox { background: var(--card); border: 1px solid var(--line-strong); padding: 18px 22px; margin: 0 0 22px; }
.defbox .term { font-family: var(--font-serif); font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.defbox p { margin: 0; font-size: 14.5px; }

/* ---------- Sources / evidence ---------- */
ol.sources { margin: 0; padding-left: 20px; font-size: 13px; color: var(--ink-soft); }
ol.sources li { margin-bottom: 8px; }
.sources .src-meta { display: block; font-size: 11.5px; color: var(--ink-faint); }

/* ---------- FAQ ---------- */
details.faq { border-bottom: 1px solid var(--line); padding: 12px 0; }
details.faq summary { cursor: pointer; font-weight: 600; font-size: 14.5px; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font-size: 18px; color: var(--accent); }
details.faq[open] summary::after { content: "−"; }
details.faq p { margin: 10px 0 4px; font-size: 14px; color: var(--ink-soft); max-width: 80ch; }

/* ---------- Figures & media ---------- */
.figure { margin: 22px 0; }
.figure img { display: block; width: 100%; border: 1px solid var(--line-strong); border-radius: var(--radius); }
.figure figcaption { font-size: 12px; color: var(--ink-faint); padding: 8px 2px 0; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.figure figcaption .credit { float: right; font-style: normal; }
.ai-media img { display: block; width: 100%; height: 150px; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line-strong); margin-bottom: 12px; }

/* ---------- Prose (learn articles) ---------- */
.prose { max-width: 72ch; font-size: 16px; line-height: 1.65; }
.prose h2 { margin-top: 34px; font-size: 25px; }
.prose h3 { font-size: 20px; margin-top: 24px; }
.prose p, .prose li { color: #2c2c27; }
.prose ul, .prose ol { padding-left: 22px; margin-bottom: 14px; }
.prose blockquote { margin: 18px 0; padding: 4px 20px; border-left: 3px solid var(--navy-2); color: var(--ink-soft); font-style: italic; }
.prose table { font-size: 14px; margin: 16px 0; }
.article-meta { font-size: 13px; color: var(--ink-faint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 10px 0; margin-bottom: 22px; display: flex; flex-wrap: wrap; gap: 6px 22px; }

/* ---------- Compare ---------- */
table.compare td { width: 33%; }
table.compare td.dim-cell { width: 12%; font-weight: 600; color: var(--ink-soft); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.04em; }
.verdict { background: var(--card); border: 1px solid var(--line-strong); border-left: 4px solid var(--accent); padding: 16px 20px; margin: 20px 0; font-size: 14.5px; }
.verdict strong { font-family: var(--font-serif); font-size: 17px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #b9c6d6; margin-top: 56px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 30px; padding: 40px 0 28px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer .brand { color: #fff; }
.site-footer h4 { color: #8fa2b8; }
.site-footer nav a { display: block; color: #cfd9e6; text-decoration: none; font-size: 13.5px; padding: 3px 0; }
.site-footer nav a:hover { color: #fff; text-decoration: underline; }
.footer-about p { font-size: 13.5px; }
.footer-about .disclaimer { font-size: 12px; color: #7d90a7; border-top: 1px solid #27425f; padding-top: 12px; }
.footer-bottom { border-top: 1px solid #27425f; padding: 14px 0; display: flex; justify-content: space-between; gap: 12px; font-size: 12.5px; color: #7d90a7; flex-wrap: wrap; }

/* ---------- 404 ---------- */
.error-code { font-family: var(--font-serif); font-size: 90px; color: var(--accent); line-height: 1; margin: 30px 0 10px; }

/* ---------- Search results page ---------- */
.search-result { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; margin-bottom: 12px; }
.search-result h3 { margin-bottom: 4px; }
.search-result h3 a { color: var(--ink); text-decoration: none; }
.search-result h3 a:hover { color: var(--accent); }
.search-result p { margin: 0; font-size: 13.5px; color: var(--ink-soft); }
.search-result .crumb { font-size: 12px; color: var(--ink-faint); }

/* ---------- Skip link & focus ---------- */
.skip-link { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: 8px 14px; z-index: 100; }
.skip-link:focus { left: 8px; top: 8px; }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible { outline: 2px solid var(--navy-2); outline-offset: 2px; }

/* ---------- Responsive header ---------- */
@media (max-width: 1000px) {
  .header-search input { width: 170px; }
  .primary-nav a { padding: 6px 7px; font-size: 13px; }
}
@media (max-width: 860px) {
  .header-inner { flex-wrap: wrap; gap: 10px; }
  .nav-toggle { display: block; margin-left: auto; }
  .primary-nav { display: none; flex-basis: 100%; order: 3; flex-direction: column; }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 10px 4px; border-bottom: 1px solid var(--line); }
  .header-search { order: 2; }
  .header-search input { width: 100%; }
  .header-search { flex: 1; }
}

@media print {
  .site-header, .site-footer, .secondary-nav, .breadcrumb { display: none; }
  body { background: #fff; }
  a { color: var(--ink); }
}