/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── SHARED FOOTER (injected by footer.js) ── */
footer{
  background:#0a0a0a;color:rgba(255,255,255,0.5);
  padding:40px 48px;
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;flex-wrap:wrap;gap:24px;
}
.footer-logo{display:flex;align-items:center;gap:8px;text-decoration:none;flex-shrink:0;}
.footer-logo img{height:80px;width:auto;opacity:0.7;display:block;}
.footer-copy{font-size:13px;color:rgba(255,255,255,0.3);line-height:1.6;}
.footer-copy a{color:var(--cerulean2, #33AEDD);text-decoration:underline;}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,0.4);text-decoration:none;transition:color 0.15s;}
.footer-links a:hover{color:var(--cerulean, #0099CC);}
.footer-links a.footer-highlight{color:var(--cerulean2, #33AEDD);font-weight:600;}

@media(max-width:760px){
  footer{padding:32px 24px;flex-direction:column;align-items:flex-start;gap:20px;}
  .footer-links{gap:14px;}
}

.spacer{
  width:var(--spacer-width, 16px);
  height:var(--spacer-height, 16px);
  flex-shrink:0;
}

/* ── THEME TOKENS ── */
:root, [data-theme="dark"] {
  --bg:       #080808;
  --bg2:      #0f0f0f;
  --bg3:      #161616;
  --bg4:      #1e1e1e;
  --bg5:      #252525;
  --border:   #242424;
  --border2:  #2e2e2e;
  --fg:       #f0f0f0;
  --fg2:      #aaa;
  --fg3:      #666;
  --fg4:      #444;
  --cerulean: #0099CC;
  --cerulean2:#33AEDD;
  --frozen:   #86DFFF;
  --green:    #3ecf8e;
  --yellow:   #fbbf24;
  --red:      #f87171;
  --orange:   #fb923c;
  --shadow:   0 4px 24px rgba(0,0,0,0.4);
  --radius:   12px;
  --radius-sm:7px;
  --nav-h:    58px;
}

[data-theme="light"] {
  --bg:       #fafafa;
  --bg2:      #ffffff;
  --bg3:      #f4f5f6;
  --bg4:      #ebebeb;
  --bg5:      #e2e2e2;
  --border:   #e0e0e0;
  --border2:  #d0d0d0;
  --fg:       #111111;
  --fg2:      #444444;
  --fg3:      #888888;
  --fg4:      #bbbbbb;
  --shadow:   0 4px 24px rgba(0,0,0,0.08);
}

/* ── BASE ── */
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.2s, color 0.2s;
}

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; gap: 16px;
  padding: 0 24px; height: var(--nav-h);
  background: rgba(8,8,8,0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s, border-color 0.2s;
}
[data-theme="light"] .nav {
  background: rgba(250,250,250,0.92);
}
.nav-left { display: flex; align-items: center; }
.nav-logo {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none; flex-shrink: 0;
}
.nav-logo img { height: 45px; width: auto; object-fit: contain; }
.logo-fallback {
  width: 24px; height: 24px; background: var(--cerulean);
  border-radius: 5px; align-items: center; justify-content: center;
  font-family: 'DM Mono', monospace; font-weight: 700; font-size: 10px; color: #fff;
}
.nav-logo-text {
  font-family: 'DM Mono', monospace; font-weight: 500; font-size: 14px;
  color: var(--fg3); letter-spacing: -0.2px;
}
.nav-center { flex: 1; display: flex; justify-content: center; }
.search-wrap {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 8px; padding: 0 12px; width: 340px; max-width: 100%;
  height: 36px; cursor: pointer; transition: border-color 0.15s;
}
.search-wrap:hover { border-color: var(--border2); }
.search-icon {
  width: 13px; height: 13px; stroke: var(--fg3); fill: none;
  stroke-width: 2; stroke-linecap: round; flex-shrink: 0;
}
.search-placeholder { flex: 1; font-size: 13px; color: var(--fg3); user-select: none; }
.search-kbd {
  font-family: 'DM Mono', monospace; font-size: 10px; color: var(--fg4);
  background: var(--bg4); border: 1px solid var(--border2);
  border-radius: 4px; padding: 2px 5px; flex-shrink: 0;
}
.nav-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-link {
  font-size: 13px; color: var(--fg3); text-decoration: none; transition: color 0.15s;
}
.nav-link:hover { color: var(--fg); }

/* ── THEME BUTTON ── */
.theme-btn {
  width: 34px; height: 34px; border-radius: 7px;
  border: 1px solid var(--border); background: transparent;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  color: var(--fg3); transition: all 0.15s; position: relative;
}
.theme-btn:hover { background: var(--bg3); color: var(--fg); }
.theme-btn svg {
  width: 15px; height: 15px; stroke: currentColor; fill: none;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  position: absolute;
  transition: opacity 0.15s, transform 0.15s;
}
/* Dark mode: show sun */
[data-theme="dark"] .icon-sun  { opacity: 1; }
[data-theme="dark"] .icon-moon { opacity: 0; }
[data-theme="dark"] .icon-system { opacity: 0; }
/* Light mode: show moon */
[data-theme="light"] .icon-sun  { opacity: 0; }
[data-theme="light"] .icon-moon { opacity: 1; }
[data-theme="light"] .icon-system { opacity: 0; }
/* System mode: show monitor */
[data-theme="system"] .icon-sun  { opacity: 0; }
[data-theme="system"] .icon-moon { opacity: 0; }
[data-theme="system"] .icon-system { opacity: 1; }

/* ── SEARCH OVERLAY ── */
.search-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.75); backdrop-filter: blur(8px);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 80px;
  opacity: 0; pointer-events: none; transition: opacity 0.15s;
}
.search-overlay.open { opacity: 1; pointer-events: all; }
.search-modal {
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: var(--radius); width: 580px; max-width: calc(100vw - 32px);
  box-shadow: var(--shadow); overflow: hidden;
  transform: translateY(-8px); transition: transform 0.15s;
}
.search-overlay.open .search-modal { transform: translateY(0); }
.search-input-wrap {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; border-bottom: 1px solid var(--border);
}
.search-input-wrap svg {
  width: 16px; height: 16px; stroke: var(--fg3); fill: none;
  stroke-width: 2; stroke-linecap: round; flex-shrink: 0;
}
.search-input-wrap input {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: 'DM Sans', sans-serif; font-size: 15px; color: var(--fg);
}
.search-input-wrap input::placeholder { color: var(--fg3); }
.search-input-wrap kbd {
  font-family: 'DM Mono', monospace; font-size: 11px; color: var(--fg3);
  background: var(--bg4); border: 1px solid var(--border2);
  border-radius: 4px; padding: 3px 7px; cursor: pointer; flex-shrink: 0;
}
.search-filters {
  display: flex; gap: 6px; padding: 10px 16px;
  border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.search-filter-btn {
  font-family: 'DM Mono', monospace; font-size: 10px; letter-spacing: 0.5px;
  text-transform: uppercase; padding: 4px 10px; border-radius: 5px;
  border: 1px solid var(--border); background: transparent;
  color: var(--fg3); cursor: pointer; transition: all 0.12s;
}
.search-filter-btn:hover, .search-filter-btn.active {
  background: rgba(0,153,204,0.1); border-color: var(--cerulean); color: var(--frozen);
}
.search-results { max-height: 400px; overflow-y: auto; }
.search-empty { padding: 32px; text-align: center; font-size: 13px; color: var(--fg3); }
.search-result {
  display: flex; flex-direction: column; gap: 3px;
  padding: 12px 16px; cursor: pointer; transition: background 0.1s;
  border-bottom: 1px solid var(--border); text-decoration: none;
}
.search-result:hover { background: var(--bg3); }
.search-result:last-child { border-bottom: none; }
.result-title { font-size: 14px; font-weight: 500; color: var(--fg); }
.result-meta { font-size: 12px; color: var(--fg3); }
.result-excerpt { font-size: 12px; color: var(--fg2); line-height: 1.5; }
mark { background: rgba(0,153,204,0.2); color: var(--frozen); border-radius: 2px; }

/* ── HOME ── */
.home-main { padding-top: calc(var(--nav-h) + 60px); max-width: 1100px; margin: 0 auto; padding-left: 24px; padding-right: 24px; padding-bottom: 80px; }
.home-hero { text-align: center; margin-bottom: 64px; }
.home-eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: 'DM Mono', monospace; font-size: 11px;
  letter-spacing: 1px; text-transform: uppercase; color: var(--cerulean);
  margin-bottom: 20px;
}
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--cerulean); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.5;transform:scale(1.3)} }

.title-line2{
    position:relative;
    display:block;
}

.title-logo-container{
    position:absolute;
    left:100%;
    top:50%;
    margin-left:-15.59em;
    transform:translateY(-48%);
}

.title-logo-text{
    width:5.2em;      /* adjust size */
    height:auto;
}

.home-sub { font-size: 16px; color: var(--fg3); max-width: 440px; margin: 0 auto 32px; line-height: 1.6; }
.home-search-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--bg3); border: 1px solid var(--border2);
  border-radius: 10px; padding: 12px 20px;
  font-family: 'DM Sans', sans-serif; font-size: 14px; color: var(--fg3);
  cursor: pointer; transition: all 0.15s;
}
.home-search-btn:hover { border-color: var(--cerulean); color: var(--fg); }
.home-search-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; }
.home-search-btn kbd { font-family: 'DM Mono', monospace; font-size: 11px; color: var(--fg4); background: var(--bg4); border: 1px solid var(--border); border-radius: 4px; padding: 2px 6px; }

/* ── CATEGORY GRID ── */
.categories-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px; margin-bottom: 56px;
}
.category-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  text-decoration: none; display: flex; flex-direction: column; gap: 8px;
  transition: all 0.15s;
}
.category-card:hover { border-color: var(--cerulean); transform: translateY(-2px); box-shadow: var(--shadow); }
.category-icon { font-size: 24px; }
.category-name { font-family: 'DM Mono', monospace; font-weight: 500; font-size: 14px; color: var(--fg); letter-spacing: -0.2px; }
.category-count { font-size: 12px; color: var(--fg3); }

/* ── RECENT ARTICLES ── */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.section-title { font-family: 'DM Mono', monospace; font-weight: 500; font-size: 18px; letter-spacing: -0.2px; color: var(--fg); }
.section-link { font-size: 13px; color: var(--cerulean); text-decoration: none; }
.section-link:hover { text-decoration: underline; }
.recent-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.article-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  text-decoration: none; display: flex; flex-direction: column; gap: 10px;
  transition: all 0.15s;
}
.article-card:hover { border-color: var(--border2); transform: translateY(-1px); }
.article-card-cat {
  font-family: 'DM Mono', monospace; font-size: 10px; letter-spacing: 0.8px;
  text-transform: uppercase; color: var(--cerulean);
}
.article-card-title { font-family: 'DM Mono', monospace; font-weight: 500; font-size: 14px; color: var(--fg); letter-spacing: -0.1px; line-height: 1.35; }
.article-card-excerpt { font-size: 13px; color: var(--fg3); line-height: 1.55; flex: 1; }
.article-card-meta { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--fg4); }

/* ── LOADING / EMPTY / ERROR ── */
.loading-state { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 48px; color: var(--fg3); font-size: 13px; }
.spinner { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--border2); border-top-color: var(--cerulean); animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state, .error-state { text-align: center; padding: 48px; font-size: 14px; color: var(--fg3); }


/* ── BUTTONS ── */
.btn-primary {
  background: var(--cerulean); color: #fff; border: none;
  padding: 9px 18px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500; cursor: pointer;
  font-family: 'DM Sans', sans-serif; transition: background 0.15s; white-space: nowrap;
}
.btn-primary:hover { background: var(--cerulean2); }
.btn-ghost {
  background: transparent; border: 1px solid var(--border);
  color: var(--fg2); padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 13px; cursor: pointer; font-family: 'DM Sans', sans-serif;
  display: flex; align-items: center; gap: 6px; transition: all 0.12s;
}
.btn-ghost:hover { background: var(--bg3); color: var(--fg); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--fg4); }

/* Back link as button */
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--fg3);text-decoration:none;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg3);transition:all .15s;cursor:pointer}
.back-link svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
.back-link:hover{background:var(--bg4);color:var(--fg);border-color:var(--border2)}