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

/* ── TOKENS ── */
:root {
  --bg:        #0D1117;
  --surface:   #161B22;
  --surface2:  #1C2128;
  --border:    #21262D;
  --text:      #E6EDF3;
  --muted:     #8B949E;
  --cyan:      #00D4FF;
  --blue:      #4B79F7;
  --grad:      linear-gradient(135deg, #00D4FF 0%, #4B79F7 100%);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,17,23,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.nav-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none !important;
}

/* Real logo image */
.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
  object-fit: contain;
}

/* Fallback if logo fails to load */
.nav-logo-fallback {
  display: none;
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--grad);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-logo-fallback svg { width: 16px; height: 16px; fill: #fff; }

.nav-logo-img.error + .nav-logo-fallback { display: flex; }

.nav-name {
  font-size: 15px;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -.2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  padding: 6px 13px;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
  text-decoration: none !important;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: var(--surface);
}

.nav-cta {
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--grad);
  color: #fff !important;
  transition: opacity .2s;
  margin-left: 6px;
}
.nav-cta:hover { opacity: .82; background: var(--grad) !important; }

/* ── PAGE HERO ── */
.hero {
  padding: 64px 24px 52px;
  text-align: center;
  position: relative;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 44px; height: 2px;
  border-radius: 2px;
  background: var(--grad);
}

.hero-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--cyan);
  background: rgba(0,212,255,.08);
  border: 1px solid rgba(0,212,255,.2);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(22px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -.5px;
  line-height: 1.25;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  max-width: 660px;
  margin-left: auto;
  margin-right: auto;
}

.hero-sub {
  font-size: 15px;
  color: var(--muted);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── MAIN CONTENT ── */
main {
  flex: 1;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 52px 24px 72px;
}

/* ── SECTION LABEL ── */
.label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--cyan);
  margin-bottom: 18px;
}

/* ── ARTICLE PROSE ── */
.prose h2 {
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  margin: 40px 0 14px;
  letter-spacing: -.2px;
  line-height: 1.3;
}

.prose h2:first-child { margin-top: 0; }

.prose p {
  color: var(--muted);
  margin-bottom: 18px;
  font-size: 15px;
  line-height: 1.85;
}

.prose p:last-child { margin-bottom: 0; }

.prose hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 36px 0;
}

.prose strong { color: var(--text); font-weight: 600; }
.prose em { color: var(--text); font-style: italic; }
.prose a { color: var(--cyan); }
.prose a:hover { text-decoration: underline; }

.prose ul {
  list-style: none;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.prose ul li {
  color: var(--muted);
  font-size: 15px;
  padding-left: 20px;
  position: relative;
  line-height: 1.7;
}

.prose ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .7;
}

/* GEO callout box */
.geo-box {
  background: rgba(0,212,255,.05);
  border: 1px solid rgba(0,212,255,.18);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 28px 0;
}

.geo-box-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.geo-box p {
  margin-bottom: 0 !important;
  font-size: 14px !important;
  color: var(--text) !important;
  line-height: 1.65 !important;
}

/* Stat row */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 28px 0;
}

.stat-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.stat-val {
  font-size: 26px;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.stat-lbl {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

/* ── ARTICLE META ── */
.article-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.meta-tag {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
}

.meta-date { font-size: 12px; color: var(--muted); }

/* ── CARDS ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  margin-bottom: 12px;
  transition: border-color .2s;
}

.card:hover { border-color: rgba(75,121,247,.4); }

.card-icon {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
}

.card-icon svg { width: 17px; height: 17px; fill: #fff; }

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 7px;
}

.card-body {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* ── ABOUT GRID ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 40px;
}

/* ── SOCIAL GRID ── */
.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  text-decoration: none !important;
  transition: border-color .2s, background .2s;
}

.social-link:hover {
  border-color: var(--cyan);
  background: rgba(0,212,255,.04);
}

.social-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--grad);
  flex-shrink: 0;
}

.social-name { font-size: 13px; font-weight: 500; color: var(--text); }
.social-handle { font-size: 11px; color: var(--muted); }

/* ── CONTACT FORM ── */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 7px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .2s, background .2s;
  appearance: none;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--blue);
  background: var(--surface2);
}

.form-input::placeholder, .form-textarea::placeholder { color: #4A5568; }

.form-textarea { min-height: 130px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  background: var(--grad);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity .2s;
  font-family: inherit;
}

.submit-btn:hover { opacity: .85; }
.form-note { font-size: 12px; color: var(--muted); margin-top: 12px; }

/* ── DIVIDER ── */
.divider { height: 1px; background: var(--border); margin: 44px 0; }

/* ── SITE BLOCK ── */
.site-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  margin-top: 52px;
  position: relative;
  overflow: hidden;
}

.site-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad);
}

.site-block p { font-size: 14px; color: var(--muted); margin-bottom: 14px; }

.site-block-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  background: var(--grad);
  color: #fff;
  text-decoration: none !important;
  transition: opacity .2s;
}

.site-block-link:hover { opacity: .85; }

/* ── FOOTER ── */
footer { border-top: 1px solid var(--border); padding: 26px 24px; }

.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy { font-size: 12px; color: var(--muted); }
.footer-copy a { color: var(--muted); text-decoration: none; }
.footer-copy a:hover { color: var(--cyan); }

.footer-links { display: flex; gap: 18px; }
.footer-links a { font-size: 12px; color: var(--muted); text-decoration: none; transition: color .15s; }
.footer-links a:hover { color: var(--cyan); }

/* ── RESPONSIVE ── */
@media (max-width: 620px) {
  .about-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .nav-cta { display: none; }
  .footer-inner { flex-direction: column; text-align: center; }
  .nav-name { display: none; }
}