/* =========================================================
   PostClassical Security — shared stylesheet (Ion direction)
   Edit the variables below to retheme the whole site.
   ========================================================= */

:root {
  --ink: #EAF0F6;
  --surface: #FFFFFF;
  --border: #C3D2E0;
  --border-soft: #9FB4C8;
  --text: #0D1620;
  --muted: #3B4C5E;
  --muted-2: #4A5A6B;
  --dim: #748899;
  --accent: #0B5FA5;   /* technical blue — primary accent */
  --accent-2: #B23A22; /* rust — secondary/alert accent */

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --wrap: 1100px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--ink);
  color: var(--text);
  line-height: 1.5;
}
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 28px; }

/* ---------- nav ---------- */
header.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 26px 28px; border-bottom: 1px solid var(--border);
}
.logo {
  font-family: var(--font-display); font-weight: 600; font-size: 19px; letter-spacing: .01em;
  text-decoration: none; color: var(--text);
}
.logo span { color: var(--accent); }
nav.links { display: flex; gap: 32px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; color: var(--muted-2); }
nav.links a { text-decoration: none; }
nav.links a:hover, nav.links a.current { color: var(--text); }
@media (max-width: 760px) { nav.links { display: none; } }

/* ---------- Shifts nav dropdown ---------- */
.nav-dropdown { position: relative; }
.nav-dropdown > a { display: inline-flex; align-items: center; gap: 5px; }
.nav-dropdown > a::after { content: ''; width: 5px; height: 5px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg); margin-top: -3px; opacity: .7; }
.nav-dropdown-menu {
  display: none; position: absolute; top: 100%; left: 0; padding-top: 16px;
  min-width: 190px; z-index: 50;
}
.nav-dropdown-menu::before {
  content: ''; display: block; background: var(--surface); border: 1px solid var(--border-soft);
  border-radius: 4px; padding: 6px 0; position: absolute; inset: 16px 0 0 0;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block; padding: 10px 16px; font-size: 12px; white-space: nowrap; color: var(--muted-2);
  position: relative;
}
.nav-dropdown-menu a:hover, .nav-dropdown-menu a.current { background: var(--border); color: var(--text); }
.nav-dropdown-menu a:first-child { margin-top: 6px; }
.nav-dropdown-menu a:last-child { margin-bottom: 6px; }

/* ---------- eyebrow / labels ---------- */
.eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 22px; display: flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ''; width: 7px; height: 7px; background: var(--accent-2); display: inline-block; flex-shrink:0; }
.section-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--dim); margin-bottom: 14px;
}

/* ---------- headings ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: 52px; line-height: 1.08; }
h2 { font-size: 30px; line-height: 1.2; }
h3 { font-size: 19px; }
p { color: var(--muted); }

/* ---------- buttons ---------- */
.btn-primary, .btn-ghost {
  display: inline-block; font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em;
  text-transform: uppercase; font-weight: 600; padding: 14px 26px; cursor: pointer; text-decoration: none;
  border-radius: 2px;
}
.btn-primary { background: var(--accent); color: var(--ink); border: none; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border-soft); }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 96px 0 110px; overflow: hidden; border-bottom: 1px solid var(--border); }
.hero .wrap { position: relative; z-index: 2; }
.lattice-bg { position: absolute; inset: 0; opacity: .5; pointer-events: none; z-index: 1; }
.hero h1 { max-width: 780px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-sub { margin-top: 26px; font-size: 17px; line-height: 1.6; max-width: 520px; }
.page-hero { padding: 70px 0 60px; border-bottom: 1px solid var(--border); }
.page-hero h1 { font-size: 40px; max-width: 700px; }
.page-hero .hero-sub { max-width: 620px; }

/* ---------- meta strip ---------- */
.meta-strip { margin-top: 50px; display: flex; gap: 0; border-top: 1px solid var(--border); flex-wrap: wrap; }
.meta-strip div { flex: 1; min-width: 160px; padding: 18px 0; border-right: 1px solid var(--border); }
.meta-strip div:last-child { border-right: none; }
.meta-strip .m-k { font-family: var(--font-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--dim); margin-bottom: 6px; }
.meta-strip .m-v { font-family: var(--font-display); font-size: 15px; font-weight: 600; }

/* ---------- vertical / card grid ---------- */
.section { padding: 80px 0; border-bottom: 1px solid var(--border); }
.section:last-of-type { border-bottom: none; }
.section h2 { max-width: 600px; margin-bottom: 50px; }
.v-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.v-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.v-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.v-card { background: var(--ink); padding: 32px 26px; }
.v-card .v-num { font-family: var(--font-mono); font-size: 11px; color: var(--accent); margin-bottom: 20px; }
.v-card h3 { margin-bottom: 12px; }
.v-card p { font-size: 14px; line-height: 1.65; }
.v-card a.v-link { display:inline-block; margin-top:16px; font-family: var(--font-mono); font-size: 11px; letter-spacing:.05em; text-transform:uppercase; color: var(--accent); text-decoration:none; }
@media (max-width: 760px) { .v-grid, .v-grid-4, .v-grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 980px) and (min-width: 761px) { .v-grid-4 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- list rows (notes index, verticals-as-list) ---------- */
.row-list { display: flex; flex-direction: column; }
.row-item {
  display: grid; grid-template-columns: 130px 1fr; gap: 24px; padding: 26px 0;
  border-top: 1px solid var(--border); align-items: start; text-decoration: none; color: inherit;
}
.row-item:last-child { border-bottom: 1px solid var(--border); }
.row-item .row-meta { font-family: var(--font-mono); font-size: 11px; color: var(--dim); padding-top: 4px; }
.row-item h3 { margin-bottom: 8px; }
.row-item p { font-size: 14px; line-height: 1.6; max-width: 560px; }
@media (max-width: 760px) {
  .row-item { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- pricing / toolkit cards ---------- */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 10px; }
.tier-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 10px; }
.tier-card { background: var(--ink); padding: 34px 28px; display: flex; flex-direction: column; }
.tier-card .tier-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); margin-bottom: 16px; }
.tier-card h3 { font-size: 21px; margin-bottom: 10px; }
.price { font-family: var(--font-display); font-size: 30px; font-weight: 600; margin: 12px 0 18px; }
.price small { font-family: var(--font-mono); font-size: 12px; color: var(--dim); font-weight: 400; }
.tier-card ul { list-style: none; margin: 0 0 26px; flex: 1; }
.tier-card ul li { font-size: 13px; color: var(--muted); padding: 8px 0; border-top: 1px solid var(--border); }
.tier-card ul li:first-child { border-top: none; }
@media (max-width: 760px) { .tier-grid, .tier-grid-4 { grid-template-columns: 1fr; } }
@media (max-width: 980px) and (min-width: 761px) { .tier-grid-4 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- flexible product group (variable-length lists of Reports / Courses / Briefings per domain) ---------- */
.product-group { margin-top: 44px; }
.product-group:first-child { margin-top: 28px; }
.product-group-label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--dim); margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.product-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1px;
  background: var(--border); border: 1px solid var(--border);
}
.product-card { background: var(--ink); padding: 30px 26px; display: flex; flex-direction: column; }
.product-card .p-badge {
  display: inline-flex; align-self: flex-start; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .06em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--border-soft);
  padding: 3px 9px; border-radius: 2px; margin-bottom: 16px;
}
.product-card .p-badge.external { color: var(--accent-2); }
.product-card h3 { font-size: 19px; margin-bottom: 10px; }
.product-card p { font-size: 13px; color: var(--muted); line-height: 1.6; flex: 1; margin-bottom: 20px; }
.product-card .p-meta { font-family: var(--font-mono); font-size: 12px; color: var(--dim); margin-bottom: 16px; }
.product-card .price { font-size: 22px; margin: 8px 0 16px; }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }

/* ---------- article / prose ---------- */
.prose { max-width: 720px; }
.prose p { color: var(--text); font-size: 16px; line-height: 1.75; margin-bottom: 22px; }
.prose h2 { font-size: 24px; margin: 44px 0 18px; }
.prose h3 { font-size: 19px; margin: 32px 0 14px; }
.prose ul, .prose ol { color: var(--text); margin: 0 0 22px 20px; }
.prose li { margin-bottom: 8px; line-height: 1.6; }
.prose code { font-family: var(--font-mono); font-size: 13px; background: var(--surface); padding: 2px 6px; border-radius: 3px; }
.prose pre { font-family: var(--font-mono); font-size: 13px; background: var(--surface); border: 1px solid var(--border); padding: 18px; overflow-x: auto; margin-bottom: 22px; border-radius: 4px; }

.article-meta { font-family: var(--font-mono); font-size: 11px; color: var(--dim); display: flex; gap: 18px; margin-bottom: 22px; flex-wrap: wrap; }

/* ---------- report gate (email-required, not paid — blocks the rest of a report) ---------- */
.report-fade { position: relative; max-height: 90px; overflow: hidden; margin-bottom: -1px; }
.report-fade::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 90px;
  background: linear-gradient(180deg, transparent, var(--ink));
}
.report-gate {
  border: 1px solid var(--border-soft); background: var(--surface);
  padding: 40px 32px; text-align: center; border-radius: 4px; max-width: 720px;
}
.report-gate .gate-icon { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-2); margin-bottom: 14px; }
.report-gate h3 { margin-bottom: 10px; }
.report-gate p { max-width: 460px; margin: 0 auto 24px; font-size: 14px; }
.report-gate form { display: flex; gap: 10px; flex-wrap: wrap; max-width: 420px; margin: 0 auto; justify-content: center; }
.report-gate input[type="email"] {
  flex: 1; min-width: 200px; background: var(--ink); border: 1px solid var(--border-soft); color: var(--text);
  padding: 12px 14px; font-family: var(--font-body); font-size: 14px; border-radius: 3px;
}
.report-gate .form-note { margin-top: 16px; }

/* ---------- inline badge (report/type indicator, usable inline anywhere) ---------- */
.badge {
  display: inline-block; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase;
  letter-spacing: .06em; color: var(--accent); border: 1px solid var(--border-soft); padding: 3px 8px;
  border-radius: 2px; margin-left: 10px; vertical-align: middle;
}

/* ---------- subscribe callout (non-blocking, sits at the end of a note) ---------- */
.subscribe {
  margin-top: 56px; border-top: 1px solid var(--border); padding-top: 36px;
}
.subscribe .gate-icon { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-2); margin-bottom: 12px; }
.subscribe h3 { margin-bottom: 8px; }
.subscribe p { max-width: 480px; margin-bottom: 20px; font-size: 14px; }
.subscribe form { max-width: 440px; }
.subscribe .subscribe-domains {
  display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px;
}
.subscribe .domain-check {
  display: flex; align-items: center; gap: 10px; font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .02em; color: var(--text); cursor: pointer;
}
.subscribe .domain-check input[type="checkbox"] {
  appearance: none; width: 16px; height: 16px; flex-shrink: 0;
  border: 1px solid var(--border-soft); background: var(--surface); border-radius: 3px;
  position: relative; cursor: pointer;
}
.subscribe .domain-check input[type="checkbox"]:checked {
  background: var(--accent); border-color: var(--accent);
}
.subscribe .domain-check input[type="checkbox"]:checked::after {
  content: ''; position: absolute; left: 5px; top: 2px; width: 4px; height: 8px;
  border: solid var(--ink); border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.subscribe .email-row { display: flex; gap: 10px; flex-wrap: wrap; }
.subscribe input[type="email"] {
  flex: 1; min-width: 200px; background: var(--surface); border: 1px solid var(--border-soft); color: var(--text);
  padding: 12px 14px; font-family: var(--font-body); font-size: 14px; border-radius: 3px;
}

/* ---------- brief / two-col info block ---------- */
.brief-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: start; }
.brief-list { display: flex; flex-direction: column; }
.brief-item { padding: 20px 0; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 20px; }
.brief-item:last-child { border-bottom: 1px solid var(--border); }
.brief-item .k { font-family: var(--font-mono); font-size: 12px; color: var(--dim); white-space: nowrap; }
.brief-item .v { font-size: 14px; text-align: right; max-width: 260px; color: var(--text); }
@media (max-width: 760px) { .brief-grid { grid-template-columns: 1fr; } }

/* ---------- forms ---------- */
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--dim); margin-bottom: 8px; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%; background: var(--surface); border: 1px solid var(--border-soft); color: var(--text);
  padding: 12px 14px; font-family: var(--font-body); font-size: 14px; border-radius: 3px;
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-note { font-family: var(--font-mono); font-size: 11px; color: var(--dim); margin-top: 10px; }

/* ---------- footer ---------- */
footer.site-footer {
  padding: 40px 0; border-top: 1px solid var(--border); display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; color: var(--dim); flex-wrap: wrap; gap: 10px;
}

/* ---------- utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }