/*
 * ONICastro enterprise design layer (v3)
 * Loads after style.css. Existing markup and class names keep working;
 * the homepage uses new hx-/hs-/bento/feat/band/post components.
 *
 * Palette is taken from the logo: brushed steel, copper highlights,
 * and red / blue / violet light strips.
 * Type: Geist (UI + headings), Geist Mono (code).
 */

/* ---------- Tokens ---------- */
:root,
[data-theme="light"],
[data-theme="sepia"] {
  --oc-bg: #f4f6fa;
  --oc-bg-2: #eaeff6;
  --oc-surface: #ffffff;
  --oc-surface-2: #eef2f8;
  --oc-bg-card: #0b1730;
  --oc-text: #0a1530;
  --oc-muted: #3d4d69;
  --oc-muted-2: #5a6a86;
  --oc-border: #dbe2ee;
  --oc-border-strong: #c2cbdc;
  --oc-accent: #2a5fea;
  --oc-accent-hover: #1d49c4;
  --oc-accent-soft: rgba(42, 95, 234, .09);
  --oc-link: #1d49c4;
  --oc-ring: rgba(42, 95, 234, .45);
  --oc-shadow: 0 1px 2px rgba(10, 21, 48, .05);

  /* pillar colours: fill (decor) and ink (text on light) */
  --oc-red: #e5484d;     --oc-red-ink: #b82a30;
  --oc-blue: #2f6bff;    --oc-blue-ink: #1d49c4;
  --oc-violet: #7c5cfa;  --oc-violet-ink: #5a3bdb;
  --oc-green: #1c7c4d;
  --oc-amber: #d08a3a;   --oc-amber-ink: #8f5410;

  --oc-radius: 14px;
  --oc-radius-sm: 10px;
  --oc-container: 1200px;
  --oc-body: 16px;
}

[data-theme="dark"] {
  --oc-bg: #070f20;
  --oc-bg-2: #0a1529;
  --oc-surface: #0e1a33;
  --oc-surface-2: #142243;
  --oc-text: #e9eef8;
  --oc-muted: #b6c2d8;
  --oc-muted-2: #8d9cb8;
  --oc-border: #1f2e4d;
  --oc-border-strong: #2d4068;
  --oc-accent: #3a6ff2;
  --oc-accent-hover: #5b88ff;
  --oc-accent-soft: rgba(111, 163, 255, .12);
  --oc-link: #8db4ff;
  --oc-ring: rgba(141, 180, 255, .55);
  --oc-shadow: none;
  --oc-red-ink: #ff8b8f;
  --oc-blue-ink: #8db4ff;
  --oc-violet-ink: #b6a6ff;
  --oc-green: #4cc38a;
  --oc-amber-ink: #f0b872;
}

/* Fixed chrome (identical in light and dark) */
:root {
  --oc-navy: #050d1c;
  --oc-navy-2: #040a16;
  --oc-navy-3: #0b1730;
  --oc-copper: #e2a65b;
  --oc-on-navy: #ffffff;
  --oc-on-navy-muted: rgba(226, 234, 248, .74);
  --oc-on-navy-line: rgba(180, 200, 235, .16);
  --oc-on-navy-accent: #9bbcff;
}

/* ---------- Base ---------- */
body {
  background: var(--oc-bg);
  color: var(--oc-text);
  font-family: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: var(--oc-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 { color: inherit; text-wrap: balance; }
::selection { background: rgba(42, 95, 234, .25); }
a { color: var(--oc-text); }
a:hover { color: var(--oc-accent-hover); }
a:focus-visible,
button:focus-visible,
.oc-btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--oc-ring);
  outline-offset: 2px;
  box-shadow: none;
  border-radius: 6px;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ---------- Header ---------- */
.oc-navbar {
  background: var(--oc-navy);
  backdrop-filter: none;
  border-bottom: 1px solid var(--oc-on-navy-line);
}
.oc-navbar .container { padding-top: .55rem !important; padding-bottom: .55rem !important; }

.oc-logo-float { padding-left: 0 !important; min-height: 0; }
.oc-logo-float-img {
  position: static !important;
  height: 40px !important;
  width: auto;
  filter: none !important;
  transition: none;
}
.oc-navbar .navbar-brand { gap: .7rem; font-weight: 600; margin-right: 1.75rem; }
.oc-brand-word { color: #fff; font-size: 1.12rem; font-weight: 650; letter-spacing: -.01em; line-height: 1; }
.oc-navbar .oc-brand-sub {
  font-size: .9rem !important;
  font-weight: 450 !important;
  opacity: 1 !important;
  color: var(--oc-on-navy-muted);
  margin-left: 0 !important;
  padding-left: .8rem;
  border-left: 1px solid var(--oc-on-navy-line);
  line-height: 1;
}

.oc-navbar .nav-link {
  color: var(--oc-on-navy-muted) !important;
  font-weight: 500;
  font-size: .94rem;
  padding: .8rem .85rem !important;
  border-radius: 0;
  box-shadow: inset 0 -2px 0 transparent;
}
.oc-navbar .nav-link:hover {
  color: var(--oc-on-navy) !important;
  background: transparent;
  box-shadow: inset 0 -2px 0 rgba(255, 255, 255, .3);
}
.oc-navbar .nav-link.active,
.oc-navbar .current-menu-item > .nav-link,
.oc-navbar .current-menu-ancestor > .nav-link {
  color: var(--oc-on-navy) !important;
  box-shadow: inset 0 -2px 0 var(--oc-copper);
}
.oc-navbar .navbar-toggler { border: 1px solid var(--oc-on-navy-line); border-radius: 8px; }
.oc-navbar .navbar-toggler-icon { filter: invert(1); }
.oc-navbar .oc-btn { padding: .5rem 1rem; font-size: .9rem; }
.oc-navbar #ocThemeToggle {
  color: var(--oc-on-navy-muted) !important;
  width: 36px; height: 36px; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 8px;
}
.oc-navbar #ocThemeToggle:hover { color: #fff !important; background: rgba(255, 255, 255, .08); }
.oc-navbar .dropdown-menu {
  background: var(--oc-navy-3);
  border: 1px solid var(--oc-on-navy-line);
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .4);
  padding: .4rem;
}
.oc-navbar .dropdown-item { color: rgba(255, 255, 255, .86); border-radius: 6px; font-size: .92rem; }
.oc-navbar .dropdown-item:hover,
.oc-navbar .dropdown-item:focus { background: rgba(255, 255, 255, .08); color: #fff; }
.oc-navbar .dropdown-item.text-danger { color: #ff9a92 !important; }
.oc-navbar .dropdown-divider { border-color: var(--oc-on-navy-line); }

/* ---------- Buttons ---------- */
.oc-btn {
  border-radius: 8px;
  padding: .6rem 1.1rem;
  font-weight: 600;
  font-size: .95rem;
  background: var(--oc-surface);
  color: var(--oc-text);
  border: 1px solid var(--oc-border-strong);
  transform: none;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.oc-btn:hover {
  background: var(--oc-surface-2);
  border-color: var(--oc-muted-2);
  color: var(--oc-text);
  transform: none;
}
.oc-btn-primary,
.oc-btn-accent {
  background: var(--oc-accent);
  border-color: var(--oc-accent);
  color: #fff;
  font-weight: 600;
}
.oc-btn-primary:hover,
.oc-btn-accent:hover {
  background: var(--oc-accent-hover);
  border-color: var(--oc-accent-hover);
  color: #fff;
  filter: none;
}
.oc-btn-success {
  background: var(--oc-green);
  border-color: var(--oc-green);
  color: #fff;
  font-weight: 600;
}
.oc-btn-success:hover { filter: brightness(1.08); color: #fff; }
.oc-btn-ghost { background: transparent; border-color: transparent; }
.oc-btn-ghost:hover { background: var(--oc-surface-2); border-color: var(--oc-border); }
.oc-btn-outline-glow {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .4);
  box-shadow: none;
}
.oc-btn-outline-glow:hover { background: rgba(255, 255, 255, .1); border-color: #fff; color: #fff; box-shadow: none; transform: none; }

/* Buttons that sit on navy */
.oc-navbar .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent),
.oc-hero .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent),
.oc-footer .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent) {
  background: transparent;
  color: var(--oc-on-navy);
  border-color: rgba(255, 255, 255, .32);
}
.oc-navbar .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent):hover,
.oc-hero .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent):hover,
.oc-footer .oc-btn:not(.oc-btn-primary):not(.oc-btn-accent):hover {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .6);
  color: #fff;
}
.oc-navbar .oc-btn-ghost { border-color: transparent; color: var(--oc-on-navy-muted); }
.oc-navbar .oc-btn-ghost:hover { color: #fff; border-color: transparent; }

/* Bootstrap outline-light used outside the hero */
.site-content .btn-outline-light {
  color: var(--oc-text);
  border-color: var(--oc-border-strong);
}
.site-content .btn-outline-light:hover { background: var(--oc-surface-2); color: var(--oc-text); border-color: var(--oc-muted-2); }
.site-content .oc-hero .btn-outline-light { color: #fff; border-color: rgba(255, 255, 255, .4); }
.site-content .oc-hero .btn-outline-light:hover { background: rgba(255, 255, 255, .12); color: #fff; border-color: #fff; }


.oc-btn-lg { padding: .85rem 1.45rem; font-size: 1rem; border-radius: 10px; }
.oc-btn-primary { box-shadow: 0 1px 0 rgba(255,255,255,.18) inset; }

/* ---------- Homepage: hero ---------- */
.hx {
  position: relative;
  overflow: hidden;
  background: var(--oc-navy);
  color: var(--oc-on-navy);
  padding: clamp(3.5rem, 2rem + 5vw, 6.5rem) 0 clamp(3rem, 2rem + 3vw, 5rem);
  border-bottom: 1px solid rgba(226, 166, 91, .28);
}
.hx::before {                       /* fine engineering grid, faded toward the edges */
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(150, 180, 230, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(150, 180, 230, .07) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 75% 90% at 72% 20%, #000 0%, transparent 72%);
          mask-image: radial-gradient(ellipse 75% 90% at 72% 20%, #000 0%, transparent 72%);
  pointer-events: none;
}
.hx::after {                        /* brushed-steel sheen, very quiet */
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 38%, rgba(170, 195, 240, .08) 50%, transparent 62%);
  pointer-events: none;
}
.hx > .container { position: relative; z-index: 1; }
.hx-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  align-items: center;
}
.hx-kicker {
  margin: 0 0 1.1rem;
  color: var(--oc-copper);
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .01em;
}
.hx-title {
  margin: 0;
  color: #fff;
  font-size: clamp(2.5rem, 1.2rem + 4.2vw, 4.6rem);
  line-height: 1.03;
  font-weight: 620;
  letter-spacing: -.035em;
  max-width: 15ch;
}
.hx-sub {
  margin: 1.4rem 0 0;
  max-width: 56ch;
  color: var(--oc-on-navy-muted);
  font-size: clamp(1rem, .95rem + .3vw, 1.18rem);
  line-height: 1.65;
}
.hx-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }

.hx-search {
  display: flex; align-items: center; gap: .6rem;
  margin-top: 1.5rem;
  max-width: 34rem;
  padding: .35rem .35rem .35rem 1rem;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(180, 200, 235, .22);
  border-radius: 12px;
}
.hx-search:focus-within { border-color: var(--oc-on-navy-accent); box-shadow: 0 0 0 3px rgba(155, 188, 255, .22); }
.hx-search i { color: var(--oc-on-navy-muted); }
.hx-search input {
  flex: 1; min-width: 0;
  background: transparent; border: 0; outline: 0;
  color: #fff; font: inherit; font-size: .98rem; padding: .55rem 0;
}
.hx-search input::placeholder { color: rgba(226, 234, 248, .55); }
.hx-search button {
  background: rgba(255, 255, 255, .1); color: #fff;
  border: 0; border-radius: 9px; padding: .55rem 1rem; font-weight: 600; font-size: .92rem;
}
.hx-search button:hover { background: rgba(255, 255, 255, .18); }

.hx-stats {
  display: grid; grid-template-columns: repeat(4, minmax(0, auto));
  justify-content: start; gap: 0;
  margin-top: 2.6rem; padding-top: 1.5rem;
  border-top: 1px solid var(--oc-on-navy-line);
}
.hx-stat { display: block; padding: 0 1.6rem; border-left: 1px solid var(--oc-on-navy-line); color: #fff; text-decoration: none; }
.hx-stat:first-child { padding-left: 0; border-left: 0; }
.hx-stat:hover .hx-stat-label { color: #fff; }
.hx-stat-val { display: block; font-size: 2rem; font-weight: 600; letter-spacing: -.03em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.hx-stat-label { display: block; margin-top: .25rem; font-size: .86rem; color: var(--oc-on-navy-muted); }

/* live panel */
.hx-panel {
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .025));
  border: 1px solid rgba(180, 200, 235, .2);
  border-radius: 18px;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .7);
  overflow: hidden;
}
.hx-panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--oc-on-navy-line);
}
.hx-panel-title { color: #fff; font-weight: 600; font-size: .98rem; }
.hx-panel-head a { color: var(--oc-on-navy-accent); font-size: .88rem; text-decoration: none; }
.hx-panel-head a:hover { color: #fff; }
.hx-feed { list-style: none; margin: 0; padding: .5rem; }
.hx-feed-item a {
  display: block; padding: .85rem .9rem .85rem 1rem; border-radius: 10px;
  border-left: 3px solid var(--rail, rgba(180, 200, 235, .4));
  text-decoration: none; color: #fff;
}
.hx-feed-item + .hx-feed-item { margin-top: .15rem; }
.hx-feed-item a:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.hx-feed-meta { display: block; font-size: .8rem; color: var(--oc-on-navy-muted); }
.hx-feed-title { display: block; margin-top: .2rem; font-size: 1.02rem; font-weight: 560; line-height: 1.35; letter-spacing: -.01em; }
.hx-feed-item.is-cyber   { --rail: var(--oc-red); }
.hx-feed-item.is-tech    { --rail: var(--oc-blue); }
.hx-feed-item.is-mind    { --rail: var(--oc-violet); }
.hx-feed-item.is-culture { --rail: var(--oc-amber); }
.hx-panel-empty { padding: 1.25rem; margin: 0; color: var(--oc-on-navy-muted); }
.hx-panel-foot {
  display: flex; align-items: center; gap: .85rem;
  padding: 1rem 1.25rem; border-top: 1px solid var(--oc-on-navy-line);
  color: var(--oc-on-navy-muted); text-decoration: none; font-size: .92rem;
}
.hx-panel-foot img { width: 36px; height: auto; flex: none; }
.hx-panel-foot strong { color: #fff; font-weight: 600; }
.hx-panel-foot .fa-arrow-right { margin-left: auto; color: var(--oc-copper); }
.hx-panel-foot:hover { background: rgba(255, 255, 255, .04); color: #fff; }

.hx-carousel { border: 1px solid rgba(180, 200, 235, .2); border-radius: 18px; overflow: hidden; background: var(--oc-navy-2); }
.hx-carousel .carousel-item img { width: 100%; height: 380px; object-fit: cover; }

/* ---------- Homepage: shared section pieces ---------- */
.hs { padding: clamp(3.5rem, 2.5rem + 4vw, 6.25rem) 0; }
.hs-tint { background: var(--oc-bg-2); border-top: 1px solid var(--oc-border); border-bottom: 1px solid var(--oc-border); }
.hs-head { margin-bottom: clamp(1.75rem, 1.2rem + 2vw, 3rem); }
.hs-head h2 {
  margin: 0; font-size: clamp(1.9rem, 1.2rem + 2vw, 2.9rem);
  font-weight: 620; letter-spacing: -.03em; line-height: 1.1; color: var(--oc-text);
}
.hs-head p { margin: .7rem 0 0; color: var(--oc-muted); font-size: 1.08rem; max-width: 52ch; }
.hs-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.25rem; flex-wrap: wrap; }
.empty { padding: 1.5rem; border: 1px dashed var(--oc-border-strong); border-radius: var(--oc-radius); color: var(--oc-muted); }

.tag {
  display: inline-block; padding: .18rem .55rem; border-radius: 6px;
  font-size: .78rem; font-weight: 600; line-height: 1.5;
  background: var(--oc-accent-soft); color: var(--oc-blue-ink);
}
.is-cyber   .tag { background: rgba(229, 72, 77, .10);  color: var(--oc-red-ink); }
.is-tech    .tag { background: rgba(47, 107, 255, .10); color: var(--oc-blue-ink); }
.is-mind    .tag { background: rgba(124, 92, 250, .11); color: var(--oc-violet-ink); }
.is-culture .tag { background: rgba(208, 138, 58, .14); color: var(--oc-amber-ink); }

/* ---------- Homepage: pillars (bento) ---------- */
.bento {
  display: grid; gap: 1rem;
  grid-template-columns: 1.4fr 1fr 1fr;
}
.bento-tile {
  --c: var(--oc-blue); --ink: var(--oc-blue-ink);
  position: relative; display: flex; flex-direction: column;
  padding: clamp(1.4rem, 1rem + 1.2vw, 2rem);
  background: var(--oc-surface); border: 1px solid var(--oc-border); border-radius: 18px;
  overflow: hidden; min-height: 17rem;
  transition: border-color .15s ease;
}
.bento-tile::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--c); }
.bento-tile:hover { border-color: var(--c); }
.bento-tile.is-cyber   { --c: var(--oc-red);    --ink: var(--oc-red-ink);    grid-row: 1 / span 2; }
.bento-tile.is-tech    { --c: var(--oc-blue);   --ink: var(--oc-blue-ink); }
.bento-tile.is-mind    { --c: var(--oc-violet); --ink: var(--oc-violet-ink); }
.bento-tile.is-culture { --c: var(--oc-amber);  --ink: var(--oc-amber-ink); grid-column: 2 / span 2; }
.bento-link { position: absolute; inset: 0; z-index: 1; border-radius: inherit; }
.bento-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; }
.bento-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px; font-size: 1.1rem;
  color: var(--ink); background: color-mix(in srgb, var(--c) 14%, transparent);
}
.bento-count { font-size: .85rem; color: var(--oc-muted-2); }
.bento-tile h3 { margin: 0; font-size: 1.6rem; font-weight: 620; letter-spacing: -.025em; }
.bento-tile p { margin: .6rem 0 0; color: var(--oc-muted); max-width: 46ch; }
.bento-list { list-style: none; margin: 1.4rem 0 0; padding: 1rem 0 0; border-top: 1px solid var(--oc-border); }
.bento-list li + li { margin-top: .55rem; }
.bento-list a { position: relative; z-index: 2; color: var(--oc-text); text-decoration: none; font-weight: 500; font-size: .96rem; line-height: 1.4; }
.bento-list a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.bento-cta { margin-top: auto; padding-top: 1.4rem; color: var(--ink); font-weight: 600; font-size: .94rem; }
.bento-cta .fa-arrow-right { margin-left: .35rem; font-size: .8em; }

/* The Cyber tile is the dark anchor of the grid */
.bento-tile.is-cyber {
  background: var(--oc-navy); border-color: var(--oc-navy); color: #fff; min-height: 34rem;
}
.bento-tile.is-cyber:hover { border-color: var(--oc-red); }
.bento-tile.is-cyber h3 { font-size: clamp(2.2rem, 1.6rem + 1.6vw, 3.1rem); letter-spacing: -.035em; }
.bento-tile.is-cyber p { color: var(--oc-on-navy-muted); font-size: 1.05rem; }
.bento-tile.is-cyber .bento-count { color: var(--oc-on-navy-muted); }
.bento-tile.is-cyber .bento-icon { color: #ff9ca0; background: rgba(229, 72, 77, .16); }
.bento-tile.is-cyber .bento-list { border-top-color: var(--oc-on-navy-line); }
.bento-tile.is-cyber .bento-list a { color: #fff; }
.bento-tile.is-cyber .bento-list a:hover { color: #ffb3b6; }
.bento-tile.is-cyber .bento-cta { color: #ff9ca0; }
[data-theme="dark"] .bento-tile.is-cyber { background: var(--oc-navy-3); border-color: var(--oc-border-strong); }

/* ---------- Homepage: featured tutorials ---------- */
.feat { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(1.5rem, 1rem + 2vw, 3rem); align-items: start; }
.feat-main { display: block; color: inherit; text-decoration: none; }
.feat-media { border-radius: 16px; overflow: hidden; border: 1px solid var(--oc-border); background: var(--oc-surface-2); }
.feat-media > *, .feat-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border: 0; border-radius: 0; margin: 0; }
.feat-body { padding-top: 1.35rem; }
.feat-body h3 { margin: .75rem 0 0; font-size: clamp(1.5rem, 1.1rem + 1.1vw, 2.15rem); font-weight: 620; letter-spacing: -.028em; line-height: 1.15; }
.feat-body p { margin: .8rem 0 0; color: var(--oc-muted); max-width: 54ch; }
.feat-meta { display: block; margin-top: 1rem; font-size: .85rem; color: var(--oc-muted-2); }
.feat-main:hover h3 { color: var(--oc-accent-hover); }
.feat-list { border-top: 1px solid var(--oc-border); }
.feat-row {
  display: grid; grid-template-columns: 1fr auto; gap: .35rem 1rem; align-items: baseline;
  padding: 1.15rem .25rem; border-bottom: 1px solid var(--oc-border);
  color: inherit; text-decoration: none;
}
.feat-row .tag { grid-column: 1 / -1; justify-self: start; }
.feat-row-title { font-size: 1.12rem; font-weight: 580; letter-spacing: -.015em; line-height: 1.35; }
.feat-row .feat-meta { margin: 0; white-space: nowrap; }
.feat-row:hover { background: var(--oc-surface); }
.feat-row:hover .feat-row-title { color: var(--oc-accent-hover); }

/* ---------- Homepage: learning path band ---------- */
.band { background: var(--oc-navy); color: #fff; padding: clamp(3.5rem, 2.5rem + 4vw, 6rem) 0; border-top: 1px solid rgba(226, 166, 91, .28); }
.band-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.band h2 { margin: 0; color: #fff; font-size: clamp(2rem, 1.3rem + 2.4vw, 3.3rem); font-weight: 620; letter-spacing: -.035em; line-height: 1.06; }
.band p { margin: 1.2rem 0 0; color: var(--oc-on-navy-muted); font-size: 1.1rem; max-width: 52ch; }
.band .oc-btn:not(.oc-btn-primary) { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .32); }
.band .oc-btn:not(.oc-btn-primary):hover { background: rgba(255, 255, 255, .1); border-color: #fff; color: #fff; }
.band-list { border: 1px solid rgba(180, 200, 235, .2); border-radius: 18px; background: rgba(255, 255, 255, .04); padding: 1.25rem 1.4rem 1.1rem; }
.band-list-head { color: var(--oc-on-navy-muted); font-size: .88rem; margin-bottom: .6rem; }
.band-list ul { list-style: none; margin: 0; padding: 0; }
.band-list li { border-top: 1px solid var(--oc-on-navy-line); }
.band-list li a { display: flex; gap: .8rem; align-items: baseline; padding: .8rem 0; color: #fff; text-decoration: none; font-weight: 520; line-height: 1.4; }
.band-list li a::before { content: ""; flex: none; width: 7px; height: 7px; margin-top: .45rem; border-radius: 50%; background: var(--oc-copper); }
.band-list li a:hover { color: var(--oc-on-navy-accent); }
.band-more { display: block; padding-top: .8rem; border-top: 1px solid var(--oc-on-navy-line); color: var(--oc-copper); text-decoration: none; font-weight: 600; font-size: .92rem; }
.band-more:hover { color: #fff; }

/* ---------- Homepage: insights ---------- */
.posts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.post-card {
  display: flex; flex-direction: column; color: inherit; text-decoration: none;
  background: var(--oc-surface); border: 1px solid var(--oc-border); border-radius: 18px; overflow: hidden;
  transition: border-color .15s ease;
}
.post-card:hover { border-color: var(--oc-accent); color: inherit; }
.post-media { background: var(--oc-surface-2); }
.post-media > *, .post-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border: 0; border-radius: 0; margin: 0; }
.post-body { display: flex; flex-direction: column; flex: 1; padding: 1.4rem 1.5rem 1.5rem; }
.post-body h3 { margin: .8rem 0 0; font-size: 1.28rem; font-weight: 620; letter-spacing: -.02em; line-height: 1.25; }
.post-body p { margin: .6rem 0 0; color: var(--oc-muted); font-size: .98rem; }
.post-body .feat-meta { margin-top: auto; padding-top: 1.1rem; }
.post-card:hover h3 { color: var(--oc-accent-hover); }

/* ---------- Homepage: responsive ---------- */
@media (max-width: 1100px) {
  .bento { grid-template-columns: 1fr 1fr; }
  .bento-tile.is-cyber { grid-row: auto; grid-column: 1 / -1; min-height: 22rem; }
  .bento-tile.is-culture { grid-column: 1 / -1; }
  .posts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 992px) {
  .hx-grid, .feat, .band-grid { grid-template-columns: 1fr; }
  .hx-title { max-width: 18ch; }
  .hx-carousel .carousel-item img { height: 260px; }
}
@media (max-width: 640px) {
  .bento, .posts { grid-template-columns: 1fr; }
  .bento-tile.is-culture { grid-column: auto; }
  .hx-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 1.25rem; }
  .hx-stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .hx-actions .oc-btn { flex: 1 1 100%; justify-content: center; text-align: center; }
}

/* ---------- Surfaces: cards, pills, ads, sections ---------- */
.oc-card {
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius);
  box-shadow: var(--oc-shadow);
}
.oc-pillar-grid .oc-card { transition: border-color .15s ease; }
.oc-pillar-grid .oc-card:hover { transform: none; box-shadow: var(--oc-shadow); border-color: var(--oc-accent); }
a.oc-card:hover, .oc-card a:hover { color: inherit; }

.oc-pill {
  border-radius: 6px;
  background: var(--oc-surface);
  border-color: var(--oc-border-strong);
  color: var(--oc-muted);
  font-weight: 500;
}
.oc-pill:hover { background: var(--oc-surface-2); border-color: var(--oc-muted-2); color: var(--oc-text); }

.oc-ad {
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius);
  box-shadow: none;
}
.oc-ad .oc-ad-label { text-transform: none; letter-spacing: .02em; font-size: .78rem; }

.oc-section { padding: 4rem 0; }
.oc-section h2,
.oc-h2 {
  font-weight: 600;
  font-size: var(--oc-h2);
  letter-spacing: -.018em;
  line-height: 1.2;
  color: var(--oc-text);
}
.oc-h1 { font-weight: 600; letter-spacing: -.022em; }
.oc-h3, .oc-continue-title, .oc-related-title, .oc-resource-title, .oc-overview-title { font-weight: 600; }
.oc-section-compact { padding-top: 3rem; padding-bottom: 3rem; }

.oc-post-meta, .oc-micro, .oc-lead, .oc-resource-sub { color: var(--oc-muted-2); }
.oc-lead { color: var(--oc-muted); }
.oc-muted { color: var(--oc-muted-2); }

.oc-icon-badge {
  border-radius: 8px;
  background: var(--oc-accent-soft);
  border-color: transparent;
  color: var(--oc-accent);
}
[data-theme="dark"] .oc-icon-badge { color: var(--oc-link); }

/* ---------- Article + tutorial content ---------- */
.oc-content { color: var(--oc-text); font-size: 1.05rem; line-height: 1.8; }
.oc-content h1, .oc-content h2, .oc-content h3 { font-weight: 600; letter-spacing: -.015em; color: var(--oc-text); }
.oc-content a { color: var(--oc-link); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.oc-content a:hover { color: var(--oc-accent-hover); }
.oc-content code,
.oc-content pre,
.oc-content kbd {
  font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.oc-content code {
  background: var(--oc-surface-2);
  border: 1px solid var(--oc-border);
  color: var(--oc-text);
  border-radius: 6px;
  font-size: .9em;
}
.oc-content pre {
  background: var(--oc-navy);
  color: #e6edf7;
  border: 1px solid var(--oc-navy);
  border-radius: var(--oc-radius-sm);
  font-size: .9rem;
  line-height: 1.6;
}
.oc-content pre code { background: none; border: 0; color: inherit; padding: 0; }
.oc-content img { border-radius: var(--oc-radius-sm); border: 1px solid var(--oc-border); }
.oc-content blockquote {
  border-left: 3px solid var(--oc-accent);
  background: var(--oc-surface);
  padding: .9rem 1.2rem;
  margin: 1.5rem 0;
  color: var(--oc-muted);
}
.oc-content table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .96rem; }
.oc-content th, .oc-content td { border: 1px solid var(--oc-border); padding: .6rem .8rem; text-align: left; }
.oc-content th { background: var(--oc-surface-2); font-weight: 600; }

.oc-sidebar .widget {
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius);
  padding: 1.25rem;
}
.oc-sidebar .widget-title { font-weight: 600; font-size: 1rem; }
.oc-sidebar .widget ul li a { color: var(--oc-text); }
.oc-sidebar .widget ul li a:hover { color: var(--oc-accent-hover); }

.oc-continue-widget, .oc-card.oc-continue,
.oc-continue-card,
.oc-resume-banner,
.oc-overview-block,
.oc-resource-card,
.oc-nextprev .oc-navcard,
.oc-check {
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: var(--oc-radius-sm);
  box-shadow: none;
}
.oc-continue-card:hover,
.oc-resource-card:hover,
.oc-nextprev .oc-navcard:hover { background: var(--oc-surface-2); border-color: var(--oc-border-strong); transform: none; box-shadow: none; }
.oc-continue-kicker { text-transform: none; letter-spacing: .01em; }
.oc-resource-ic { background: var(--oc-accent-soft); border-color: transparent; border-radius: 8px; color: var(--oc-accent); }
.oc-overview-title { color: var(--oc-text); }
.oc-check span { color: var(--oc-text); font-weight: 500; }
.oc-nextprev .oc-nav-title { font-weight: 600; }

.oc-progress-bar { background: var(--oc-surface-2); border-color: var(--oc-border); height: 8px; }
.oc-progress-bar > span { background: var(--oc-accent); }

.oc-badge {
  border-radius: 6px;
  background: var(--oc-surface-2);
  border-color: var(--oc-border);
  color: var(--oc-text);
  font-weight: 600;
}
.oc-badge-soft { background: var(--oc-surface-2); }
.oc-badge-accent, .oc-badge-blue { background: rgba(31, 95, 209, .1); border-color: rgba(31, 95, 209, .3); color: var(--oc-blue); }
.oc-badge-violet { background: rgba(91, 75, 196, .1); border-color: rgba(91, 75, 196, .3); color: var(--oc-violet); }
.oc-badge-red { background: rgba(194, 53, 43, .09); border-color: rgba(194, 53, 43, .3); color: var(--oc-red); }
.oc-path-badge .badge { background: var(--oc-surface-2) !important; color: var(--oc-text) !important; }
.oc-link { color: var(--oc-link); border-bottom: 1px solid var(--oc-border-strong); }
.oc-link:hover { color: var(--oc-accent-hover); border-bottom-color: currentColor; }

.oc-toc-list a { color: var(--oc-muted); }
.oc-toc-list a:hover { color: var(--oc-text); background: var(--oc-surface-2); }

.oc-chip, .oc-chip-link {
  border-radius: 6px;
  border-color: var(--oc-border-strong);
  background: var(--oc-surface);
  color: var(--oc-text);
  font-weight: 500;
}
.oc-chip-link:hover { background: var(--oc-surface-2); color: var(--oc-text); }
.oc-chip-link.active { background: var(--oc-accent); border-color: var(--oc-accent); color: #fff; }
.oc-avatar { border-radius: 10px; background: var(--oc-surface-2); border-color: var(--oc-border); }
.oc-avatar-fallback { color: var(--oc-muted-2); }
.oc-card-thumb { background: var(--oc-surface-2); }

.oc-cover-cyber   { background: linear-gradient(135deg, #7a1f1a 0%, var(--oc-navy) 100%); }
.oc-cover-tech    { background: linear-gradient(135deg, #164aa8 0%, var(--oc-navy) 100%); }
.oc-cover-mind    { background: linear-gradient(135deg, #3e3391 0%, var(--oc-navy) 100%); }
.oc-cover-culture { background: linear-gradient(135deg, #7a4a06 0%, var(--oc-navy) 100%); }

/* ---------- Forms (login, register, advertise, comments) ---------- */
.site-content .form-control,
.site-content .form-select,
.site-content textarea,
.site-content input[type="text"],
.site-content input[type="email"],
.site-content input[type="password"],
.site-content input[type="url"],
.site-content input[type="tel"],
.site-content input[type="search"] {
  background: var(--oc-surface) !important;
  color: var(--oc-text) !important;
  border: 1px solid var(--oc-border-strong) !important;
  border-radius: 8px;
}
.site-content .form-control:focus,
.site-content .form-select:focus,
.site-content textarea:focus {
  border-color: var(--oc-accent) !important;
  box-shadow: 0 0 0 3px var(--oc-ring) !important;
}
.site-content .form-control::placeholder { color: var(--oc-muted-2) !important; opacity: 1; }
.site-content .form-label { color: var(--oc-text); font-weight: 600; font-size: .94rem; }
.site-content .text-white:not(.btn) { color: var(--oc-text) !important; }
.site-content .oc-hero .text-white { color: #fff !important; }
.oc-advertise-form label { color: var(--oc-text); }
.wp-block-separator { border-color: var(--oc-border); }

/* Re-assert hero search styling over the generic form rules above */
.site-content .oc-hero-search .form-control {
  background: rgba(255, 255, 255, .07) !important;
  border: 1px solid rgba(255, 255, 255, .2) !important;
  border-left: 0 !important;
  color: #fff !important;
  border-radius: 0;
}

/* ---------- Footer ---------- */
.oc-footer {
  background: var(--oc-navy-2);
  color: var(--oc-on-navy-muted);
  border-top: 0;
  padding-top: 4rem;
}
.oc-footer::before, .oc-footer-glow-line { display: none; }
.oc-footer-brand-name { color: #fff; font-weight: 600; letter-spacing: -.01em; }
.oc-footer-brand-tag { color: var(--oc-on-navy-muted); text-transform: none; letter-spacing: .01em; }
.oc-footer-desc { color: var(--oc-on-navy-muted); }
.oc-footer-title {
  color: #fff;
  font-weight: 600;
  font-size: .98rem;
  text-transform: none;
  letter-spacing: 0;
}
.oc-footer-links a {
  color: var(--oc-on-navy-muted);
  padding-left: 0 !important;
  transform: none !important;
}
.oc-footer-links a::before { display: none !important; }
.oc-footer-links a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.oc-footer .oc-social-link {
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--oc-on-navy-line);
  color: var(--oc-on-navy-muted);
}
.oc-footer .oc-social-link:hover { color: #fff; border-color: rgba(255, 255, 255, .5); background: rgba(255, 255, 255, .06); transform: none; }
.oc-footer-subscribe .input-group {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 8px;
  box-shadow: none;
}
.oc-footer-subscribe .input-group:focus-within { border-color: var(--oc-on-navy-accent); box-shadow: 0 0 0 3px rgba(143, 182, 255, .25); }
.oc-footer-subscribe .form-control { background: transparent !important; border: 0 !important; color: #fff !important; }
.oc-footer-subscribe .form-control::placeholder { color: rgba(255, 255, 255, .55) !important; }
.oc-footer-subscribe .btn { border-radius: 0 7px 7px 0; }
.oc-footer-micro-text { color: var(--oc-on-navy-muted); }
.oc-footer-bottom { border-top: 1px solid var(--oc-on-navy-line); color: var(--oc-on-navy-muted); font-size: .9rem; padding-bottom: 1.5rem; }
.oc-footer-legal-link { color: var(--oc-on-navy-muted); }
.oc-footer-legal-link:hover { color: #fff; }

.oc-scrolltop {
  border-radius: 8px;
  background: var(--oc-navy);
  color: #fff;
  border: 1px solid var(--oc-on-navy-line);
  box-shadow: none;
}
.oc-scrolltop:hover { background: var(--oc-accent); color: #fff; }

/* ---------- v3 fixes ---------- */
.oc-navbar .nav-link,
.oc-navbar .oc-btn { white-space: nowrap; }
.hx { padding-top: clamp(3rem, 1.5rem + 4vw, 5.5rem); }
.hx .oc-btn:not(.oc-btn-primary) {
  background: rgba(255, 255, 255, .06);
  color: #fff;
  border-color: rgba(255, 255, 255, .3);
}
.hx .oc-btn:not(.oc-btn-primary):hover { background: rgba(255, 255, 255, .14); border-color: #fff; color: #fff; }
.site-content .hx-search input[type="search"] {
  background: transparent !important;
  border: 0 !important;
  color: #fff !important;
  box-shadow: none !important;
  border-radius: 0;
}
.post-body .tag, .feat-body .tag, .feat-row .tag { align-self: flex-start; }
.oc-navbar .oc-brand-sub { white-space: nowrap; }
@media (max-width: 1399px) {
  .oc-navbar .oc-brand-sub { display: none !important; }
  .oc-navbar .nav-link { padding-left: .65rem !important; padding-right: .65rem !important; }
}

/* ---------- anchors (Request a Slot / Advertise land on the form) ---------- */
.oc-anchor { scroll-margin-top: 96px; }
.oc-anchor:target {
  padding: 1rem 1.1rem 1.25rem;
  margin-left: -1.1rem; margin-right: -1.1rem;
  border-radius: var(--oc-radius);
  background: var(--oc-accent-soft);
  outline: 1px solid var(--oc-ring);
}