/* =====================================================
   Central Valley Mesh — Global Stylesheet
   ===================================================== */

/* Fonts loaded via <link> in HTML head for performance */

/* ── Variables ─────────────────────────────────────── */
:root {
  --bg:        #090d13;
  --bg2:       #0f1520;
  --bg3:       #161e2e;
  --card:      #111827;
  --border:    rgba(129,140,248,0.18);
  --orange:    #818cf8;
  --orange2:   #6366f1;
  --cyan:      #22d3ee;
  --green:     #32f032;
  --text:      #e2e8f0;
  --muted:     #94a3b8;
  --dim:       #475569;
  --radius:    8px;
  --radius-lg: 16px;
  --font-head: 'Orbitron', monospace;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-ui:   'DM Sans', sans-serif;
  --nav-h:     68px;
  --max-w:     1100px;
  --glow:      0 0 24px rgba(129,140,248,0.25);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  max-width: 100vw;
  position: relative;
}

/* Subtle grid texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(129,140,248,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129,140,248,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

a { color: var(--orange); text-decoration: none; }
a:hover { color: var(--orange2); }

img { max-width: 100%; display: block; }

h1,h2 {
  font-family: var(--font-head);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

h3,h4,h5 {
  font-family: var(--font-ui);
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

/* ── Layout ────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}

.page-content {
  padding-top: calc(var(--nav-h) + 28px);
  padding-bottom: 80px;
  min-height: 100vh;
}

/* ── Navigation ────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(9,13,19,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  display: flex;
  align-items: center;
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.nav-logo-icon {
  width: 34px;
  height: 34px;
}

.nav-logo-text {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  line-height: 1.2;
  white-space: nowrap;
}

.nav-logo-text span {
  display: block;
  color: var(--orange);
  font-size: 10px;
  letter-spacing: 0.14em;
  font-weight: 400;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
  text-decoration: none;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--orange);
  background: rgba(129,140,248,0.08);
}

.nav-discord {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff !important;
  background: #5865F2 !important;
  padding: 7px 16px !important;
  border-radius: var(--radius) !important;
  font-weight: 700;
  transition: background 0.2s !important;
}

.nav-discord:hover {
  background: #4752c4 !important;
  color: #fff !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── Hero ──────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 80px 0 60px;
}

/* Signal rings behind hero */
.hero-rings {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 700px;
  height: 700px;
  pointer-events: none;
}

.hero-rings circle {
  fill: none;
  stroke: var(--orange);
  opacity: 0;
  animation: ring-pulse 4s ease-out infinite;
}
.hero-rings circle:nth-child(1) { animation-delay: 0s; }
.hero-rings circle:nth-child(2) { animation-delay: 0.8s; }
.hero-rings circle:nth-child(3) { animation-delay: 1.6s; }
.hero-rings circle:nth-child(4) { animation-delay: 2.4s; }

@keyframes ring-pulse {
  0%   { opacity: 0; r: 60px; }
  20%  { opacity: 0.25; }
  100% { opacity: 0; r: 340px; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
  border: 1px solid rgba(129,140,248,0.4);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
  animation: fade-up 0.6s ease both;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--orange);
  border-radius: 50%;
  animation: blink 1.4s ease-in-out infinite;
}

@keyframes blink {
  0%,100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.hero h1 {
  font-size: clamp(36px, 5.5vw, 68px);
  font-weight: 900;
  color: var(--text);
  margin-bottom: 12px;
  animation: fade-up 0.6s 0.1s ease both;
}

.hero h1 em {
  font-style: normal;
  color: var(--orange);
}

.hero-sub {
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 36px;
  max-width: 520px;
  font-weight: 300;
  animation: fade-up 0.6s 0.2s ease both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: fade-up 0.6s 0.3s ease both;
}

/* ── Buttons ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 12px 24px;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--orange);
  color: #fff !important;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}
.btn-primary:hover {
  background: var(--orange2);
  color: #fff !important;
  transform: translateY(-1px);
  box-shadow: var(--glow);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-1px);
}

.btn-discord {
  background: #5865F2;
  color: #fff !important;
}
.btn-discord:hover {
  background: #4752c4;
  color: #fff !important;
  transform: translateY(-1px);
}

/* ── Button row — wraps to full-width on mobile ── */
.btn-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

@media (max-width: 600px) {
  .btn-row {
    flex-direction: column;
    align-items: stretch;
  }
  .btn-row .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ── Section Headings ──────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(24px, 3vw, 36px);
  color: var(--text);
  margin-bottom: 16px;
}

.section-desc {
  color: var(--muted);
  font-size: 17px;
  font-weight: 300;
  max-width: 560px;
}

/* ── Cards ─────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: rgba(129,140,248,0.45);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px; height: 44px;
  background: rgba(129,140,248,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--orange);
}

.card h3 {
  font-size: 15px;
  margin-bottom: 10px;
  color: var(--text);
}

.card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ── Stats strip ───────────────────────────────────── */
.stats-strip {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
  margin: 60px 0;
}

.stats-inner {
  display: flex;
  justify-content: space-around;
  gap: 24px;
  flex-wrap: wrap;
  text-align: center;
}

.stat-num {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 900;
  color: var(--orange);
  display: block;
}

.stat-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
  font-family: var(--font-mono);
}

/* ── CTA Banner ────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--bg2) 0%, rgba(129,140,248,0.08) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(129,140,248,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: clamp(22px, 3vw, 32px);
  margin-bottom: 12px;
}

.cta-banner p {
  color: var(--muted);
  margin-bottom: 28px;
}

.cta-banner .btn-row {
  justify-content: center;
}

/* ── Page header (inner pages) ─────────────────────── */


.page-header {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.page-header .section-label { margin-bottom: 8px; }
.page-header h1 { font-size: clamp(26px, 4vw, 44px); margin-bottom: 12px; }
.page-header p { color: var(--muted); font-size: 16px; max-width: 580px; font-weight: 300; }

/* ── Doc cards ─────────────────────────────────────── */
.doc-card {
  display: flex;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-decoration: none;
  transition: border-color 0.2s, transform 0.2s;
}

.doc-card:hover {
  border-color: rgba(129,140,248,0.5);
  transform: translateY(-2px);
  color: var(--text);
}

.doc-card-icon {
  flex-shrink: 0;
  width: 48px; height: 48px;
  background: rgba(129,140,248,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
}

.doc-card h3 {
  font-size: 15px;
  color: var(--text);
  margin-bottom: 6px;
}

.doc-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Builds ────────────────────────────────────────── */
.build-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.build-card:hover {
  border-color: rgba(129,140,248,0.5);
  transform: translateY(-2px);
  color: inherit;
}

.build-card-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 12px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}

.build-card-thumb svg {
  position: absolute;
  opacity: 0.07;
  width: 200px;
}

.build-card-body {
  padding: 22px;
}

.build-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255,255,255,0.03);
}

.tag-orange {
  border-color: rgba(129,140,248,0.4);
  color: var(--orange);
  background: rgba(129,140,248,0.06);
}

.build-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

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

/* ── Guidelines ────────────────────────────────────── */
.guideline-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.guideline-item:last-child { border-bottom: none; }

.guideline-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(129,140,248,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  margin-top: 2px;
}

.guideline-item h4 {
  font-size: 14px;
  color: var(--text);
  margin-bottom: 4px;
}

.guideline-item p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ── Article ────────────────────────────────────────── */
.article-header {
  margin-bottom: 36px;
}

.article-header h1 {
  font-size: clamp(26px, 4vw, 44px);
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
  font-family: var(--font-mono);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.article-meta span { color: var(--orange); }

.article-body {
  max-width: 740px;
}

.article-body p {
  color: var(--muted);
  margin-bottom: 20px;
  font-size: 16px;
  line-height: 1.8;
}

.article-body a { color: var(--orange); }
.article-body a:hover { color: var(--orange2); }

.article-body h4 {
  color: var(--text);
  font-size: 14px;
  margin: 28px 0 10px;
  letter-spacing: 0.1em;
}

.note-box {
  background: rgba(129,140,248,0.06);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 14px;
  color: var(--muted);
}

.note-box strong { color: var(--orange); }

.article-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 28px 0;
}

.article-images figure {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.article-images figcaption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--dim);
  font-family: var(--font-mono);
  background: var(--bg2);
}

.img-placeholder {
  background: var(--bg2);
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  font-size: 12px;
  font-family: var(--font-mono);
}

/* ── Breadcrumb ────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 32px;
}

.breadcrumb a { color: var(--orange); }
.breadcrumb-sep { color: var(--dim); }

/* ── Footer ────────────────────────────────────────── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
  padding: 40px 0 32px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.02em;
}

.footer-logo span { color: var(--orange); }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  list-style: none;
  justify-content: center;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.06em;
  text-decoration: none;
}

.footer-links a:hover { color: var(--orange); }

.footer-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.06em;
}

/* ── Section spacing ───────────────────────────────── */
.section { padding: 72px 0; }
.section + .section { padding-top: 0; }
.mb-48 { margin-bottom: 48px; }
.mb-32 { margin-bottom: 32px; }
.mb-20 { margin-bottom: 20px; }
.mt-48 { margin-top: 48px; }

/* ── Animations ────────────────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Inner page hero — baseline (overridden at smaller breakpoints) ── */
.inner-hero {
  padding: calc(var(--nav-h) + 48px) 0 48px;
}
.inner-hero h1 {
  font-size: clamp(28px, 4vw, 52px);
  margin-bottom: 16px;
}
.inner-hero p {
  font-size: 16px;
  color: var(--muted);
  max-width: 560px;
  font-weight: 300;
  line-height: 1.75;
}

/* ── Responsive ────────────────────────────────────── */

/* Mobile menu — always hidden until opened via JS */
#mobile-menu { display: none; }

/* Tablet */
@media (max-width: 900px) {
  .overview-grid { grid-template-columns: 1fr 1fr; }
  .two-col,
  .contact-layout,
  .events-layout { grid-template-columns: 1fr !important; }
}

/* Mobile */
@media (max-width: 768px) {
  /* Nav — hide desktop links, show hamburger */
  .nav-links { display: none !important; }
  .nav-toggle { display: flex; }
  .nav-logo-text { font-size: 11px; }

  /* Mobile menu panel */
  #mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0; bottom: 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
    overflow-y: auto;
    z-index: 99;
    padding: 8px 16px 40px;
    flex-direction: column;
    gap: 2px;
  }
  #mobile-menu.open { display: flex; }
  .mob-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 13px 14px;
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-align: center;
    color: var(--muted);
    text-decoration: none;
    border-radius: var(--radius);
    transition: color 0.15s, background 0.15s;
  }
  .mob-link:hover, .mob-link.active {
    color: var(--orange);
    background: rgba(129,140,248,0.06);
  }
  .mob-section-trigger {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
    padding: 13px 14px;
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--muted);
    background: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-align: center;
    transition: color 0.15s, background 0.15s;
  }
  .mob-section-trigger:hover,
  .mob-section.open .mob-section-trigger {
    color: var(--orange);
    background: rgba(129,140,248,0.06);
  }

  .mob-divider { height: 1px; background: var(--border); margin: 6px 0; }
  /* ── Mobile expandable nav sections ── */
  .mob-chevron {
    width: 14px;
    height: 14px;
    transition: transform 0.2s;
    color: var(--dim);
    flex-shrink: 0;
    position: absolute;
    right: 14px;
  }
  .mob-section.open .mob-chevron { transform: rotate(180deg); }
  .mob-sub {
    display: none;
    padding: 2px 0 4px 12px;
  }
  .mob-section.open .mob-sub { display: block; }
  .mob-sub a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s, background 0.15s;
  }
  .mob-sub a:hover { color: var(--text); background: rgba(129,140,248,0.06); }
  .mob-sub a svg { color: var(--orange); flex-shrink: 0; }
  .mob-sub-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--dim);
    text-transform: uppercase;
    padding: 10px 14px 4px;
    display: block;
    text-align: center;
  }
  .mob-sub-divider { height: 1px; background: var(--border); margin: 4px 8px; }

  .mob-discord {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    padding: 14px;
    background: #5865F2;
    border-radius: var(--radius);
    font-family: var(--font-ui);
    font-size: 14px;
    letter-spacing: 0.01em;
    color: #fff;
    font-weight: 700;
    text-decoration: none;
  }

  /* Grids */
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .two-col, .contact-layout, .events-layout, .contrib-layout, .wizard-layout, .about-grid { grid-template-columns: 1fr !important; }
  .overview-grid { grid-template-columns: 1fr 1fr; }

  /* Sections */
  .page-section { padding: 36px 0; }
  .cta-banner { padding: 32px 20px; }
  .stats-inner { gap: 32px; }
  .hero-rings { display: none; }

  /* Footer */
  .article-images { grid-template-columns: 1fr; }

  /* Buttons — full width stacked on mobile */
  .btn-row { flex-direction: column; align-items: stretch; }
  .btn-row .btn, .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; align-items: stretch; justify-content: center; width: 100%; }

  /* Inner page header */
  .inner-hero { padding: calc(var(--nav-h) + 28px) 0 32px; }
  .inner-hero h1 { font-size: clamp(24px, 6vw, 38px); }
  .page-header { padding: 24px 0 18px; margin-bottom: 28px; }
  .page-header h1 { font-size: clamp(22px, 6vw, 34px); }
  .breadcrumb { margin-bottom: 8px !important; }
  .section-label { margin-bottom: 6px !important; }
  .mb-48 { margin-bottom: 24px; }

  /* Homepage widgets stack */
  .widgets-grid { grid-template-columns: 1fr !important; }

  /* Page sections tighter */
  .page-section { padding: 36px 0; }
}

/* Small mobile */
@media (max-width: 480px) {
  .overview-grid { grid-template-columns: 1fr 1fr; }
  .platform-grid, .rules-grid, .contrib-grid { grid-template-columns: 1fr; }
  .inner-hero { padding: calc(var(--nav-h) + 20px) 0 24px; }
  .inner-hero h1 { font-size: clamp(22px, 7vw, 32px); }
}

/* ── Light mode ────────────────────────────────────── */
body.light {
  --bg:     #faf7f2;
  --bg2:    #f0ebe2;
  --bg3:    #e8e0d4;
  --card:   #ffffff;
  --border: rgba(99,102,241,0.15);
  --orange:  #4f46e5;
  --orange2: #4338ca;
  --text:   #1c1a17;
  --muted:  #5c5448;
  --dim:    #9a8f82;
  --glow:   0 0 24px rgba(99,102,241,0.2);
}

body.light::before {
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
}

/* Light mode nav */
body.light nav {
  background: rgba(250,247,242,0.94);
  border-bottom-color: rgba(180,100,20,0.15);
}

/* Light mode card tweaks */
body.light .card,
body.light .doc-card,
body.light .build-card-v2,
body.light .comm-card,
body.light .platform-card,
body.light .contrib-item,
body.light .rule-card,
body.light .config-card,
body.light .spec-card,
body.light .explainer,
body.light .contact-card {
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

/* Light mode stats bar */
body.light .live-bar,
body.light .stats-strip,
body.light .network-section,
body.light .coverage-section {
  background: var(--bg2);
}

/* Logo: white-on-black — invert in light mode to show black-on-white */
body.light .hero-logo {
  filter: invert(1);
}

body.light .nav-logo-icon circle[fill="#818cf8"] {
  fill: var(--orange);
}

/* ── Theme toggle button ───────────────────────────── */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--muted);
  transition: color .2s, border-color .2s, background .2s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--orange);
  border-color: rgba(129,140,248,.4);
  background: rgba(129,140,248,.06);
}

.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun  { display: none; }
body.light .theme-toggle .icon-moon { display: none; }
body.light .theme-toggle .icon-sun  { display: block; }

/* ── Live widgets ──────────────────────────────────── */
.widget-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 280px;
}

.widget-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px;
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  min-height: 200px;
}

.widget-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(129,140,248,.2);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

.widget-empty {
  padding: 32px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--dim);
  font-family: var(--font-mono);
}

.widget-note {
  padding: 8px 16px;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--dim);
  letter-spacing: .06em;
  background: rgba(255,255,255,.02);
  border-bottom: 1px solid var(--border);
}

/* Node rows */
.node-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-bottom: 1px solid rgba(255,255,255,.04);
  transition: background .15s;
  min-width: 0;
}

.node-row:last-child { border-bottom: none; }
.node-row:hover { background: rgba(129,140,248,.03); }

.node-status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--dim);
  flex-shrink: 0;
}

.node-status-dot.online {
  background: var(--green);
  box-shadow: 0 0 6px rgba(50,240,50,.4);
  animation: blink 2s ease-in-out infinite;
}

.node-info { flex: 1; min-width: 0; }

.node-name {
  display: block;
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.node-hw {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--dim);
  letter-spacing: .05em;
}

.node-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.node-stat {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
}

.node-time {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--dim);
  letter-spacing: .04em;
  white-space: nowrap;
}

/* Traceroute rows */
.trace-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid rgba(255,255,255,.04);
}

.trace-row:last-child { border-bottom: none; }

.trace-rank {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
  width: 24px;
  flex-shrink: 0;
}

.trace-path {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  overflow: hidden;
}

.trace-from, .trace-to {
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 80px;
  flex-shrink: 1;
  min-width: 0;
}

.trace-arrow {
  color: var(--dim);
  font-size: 11px;
  flex-shrink: 0;
}

.trace-hops {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Announcement bar ──────────────────────────────── */
.announce-bar {
  background: var(--bg2);
  border-bottom: 1px solid rgba(129,140,248,.3);
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 201;
  height: 38px;
}

.announce-bar.hidden { display: none; }

.announce-icon {
  color: var(--orange);
  flex-shrink: 0;
  line-height: 0;
}

.announce-text {
  font-size: 13px;
  color: var(--text);
  text-align: center;
  flex: 1;
}

.announce-text a { color: var(--orange); font-weight: 500; }
.announce-text a:hover { color: var(--orange2); }

.announce-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
  background: rgba(129,140,248,.12);
  border: 1px solid rgba(129,140,248,.25);
  padding: 2px 8px;
  border-radius: 100px;
  flex-shrink: 0;
}

.announce-close {
  background: none;
  border: none;
  color: var(--dim);
  cursor: pointer;
  padding: 2px;
  line-height: 0;
  flex-shrink: 0;
  transition: color .2s;
}

.announce-close:hover { color: var(--orange); }

/* Push nav below announcement bar */
body.has-announce-bar nav {
  top: 38px;
}

/* When announce bar shows, add extra top spacing via CSS variable */
body.has-announce-bar {
  --announce-offset: 38px;
}

body.has-announce-bar .hero {
  padding-top: calc(var(--nav-h) + var(--announce-offset));
  min-height: calc(100vh - var(--nav-h) - var(--announce-offset));
}

body.has-announce-bar .stats-hero {
  padding-top: calc(var(--nav-h) + var(--announce-offset) + 36px);
}

body.has-announce-bar .page-content {
  padding-top: calc(var(--nav-h) + var(--announce-offset) + 28px);
}

/* inner-hero: each page defines its own padding, we just add the offset */
body.has-announce-bar .inner-hero,
body.has-announce-bar .about-grid,
body.has-announce-bar .stats-hero {
  margin-top: var(--announce-offset);
}

body.has-announce-bar #mobile-menu {
  top: calc(var(--nav-h) + var(--announce-offset));
}

@media (max-width: 900px) {
  body.has-announce-bar .hero-right {
    padding-top: calc(var(--nav-h) + var(--announce-offset) + 24px);
  }
}

/* ══════════════════════════════════════════════════════
   Dropdown Navigation
   ══════════════════════════════════════════════════════ */

/* Dropdown parent */
.nav-has-dropdown { position: relative; }

/* Trigger button — same look as nav links */
.nav-dropdown-trigger {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: var(--radius);
  white-space: nowrap;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  transition: color 0.15s, background 0.15s;
  line-height: 1;
}

.nav-dropdown-trigger:hover,
.nav-has-dropdown.open .nav-dropdown-trigger {
  color: var(--orange);
  background: rgba(129,140,248,0.08);
}

.nav-chevron {
  width: 10px;
  height: 10px;
  transition: transform 0.2s;
  color: currentColor;
  flex-shrink: 0;
}

.nav-has-dropdown.open .nav-chevron {
  transform: rotate(180deg);
}

/* Dropdown panel */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 6px;
  min-width: 220px;
  /* Prevent overflow on short viewports */
  max-height: min(480px, calc(100vh - var(--nav-h) - 24px));
  overflow-y: auto;
  /* Smooth scrollbar */
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
  box-shadow: 0 20px 48px rgba(0,0,0,0.6);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
  z-index: 200;
}

/* Keep dropdowns from overflowing right edge of viewport */
.nav-has-dropdown:last-of-type .nav-dropdown,
.nav-has-dropdown:nth-last-of-type(2) .nav-dropdown {
  left: auto;
  right: 0;
  transform: translateY(-4px);
}

.nav-has-dropdown:last-of-type .nav-dropdown::before,
.nav-has-dropdown:nth-last-of-type(2) .nav-dropdown::before {
  left: auto;
  right: 20px;
  transform: rotate(45deg);
}

.nav-has-dropdown:last-of-type.open .nav-dropdown,
.nav-has-dropdown:nth-last-of-type(2).open .nav-dropdown {
  transform: translateY(0);
}

/* Arrow pointer */
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: var(--card);
  border-left: 1px solid var(--border);
  border-top: 1px solid var(--border);
}

.nav-has-dropdown.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Dropdown links */
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  font-family: var(--font-body);
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.nav-dropdown a:hover {
  color: var(--text);
  background: rgba(129,140,248,0.08);
}

.nav-dropdown a svg {
  color: var(--orange);
  flex-shrink: 0;
}

/* Sub-items (Contribute links) — slightly de-emphasized */
.nav-dropdown a.dd-sub {
  padding-left: 18px;
  font-size: 12px;
  color: var(--dim);
}

.nav-dropdown a.dd-sub:hover {
  color: var(--muted);
}

/* Section label inside dropdown */
.dd-section-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--dim);
  text-transform: uppercase;
  padding: 8px 12px 4px;
  display: block;
}

/* Divider inside dropdown */
.dd-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 6px;
}


/* Light mode nav dropdown */
body.light .nav-dropdown {
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}