/* ==========================================================================
   Nerra Network Design System — styles/main.css
   Shared across all pages. Dark theme, glassmorphism, premium podcast network.
   ========================================================================== */

/* ---------- Google Fonts loaded via <link> in base template ---------- */
/* DM Sans (headings) + Source Serif 4 (body) */

/* ---------- Design Tokens ---------- */
:root {
  /* Color system */
  --nn-bg:          #0B0F1A;
  --nn-bg-alt:      #111627;
  --nn-surface:     rgba(255, 255, 255, 0.04);
  --nn-card:        rgba(255, 255, 255, 0.05);
  --nn-card-hover:  rgba(255, 255, 255, 0.08);
  --nn-border:      rgba(255, 255, 255, 0.08);
  --nn-border-hover:rgba(255, 255, 255, 0.15);
  --nn-text:        #E8ECF4;
  --nn-text-muted:  #8B8FAE;
  --nn-white:       #ffffff;

  /* Signature gradient accent */
  --nn-purple:      #7C5CFF;
  --nn-cyan:        #00D4FF;
  --nn-gradient:    linear-gradient(135deg, var(--nn-purple), var(--nn-cyan));

  /* Per-show brand color — overridden inline per page */
  --show-color:     var(--nn-purple);
  --show-color-dark:#6D28D9;

  /* Typography */
  --font-heading:   'DM Sans', sans-serif;
  --font-body:      'Source Serif 4', Georgia, serif;
  --font-ui:        'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing (4px base) */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;

  /* Breakpoints (reference, used in @media) */
  /* sm: 640px, md: 1024px, lg: 1280px */

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 200ms;

  /* Layout */
  --max-width: 1280px;
  --nav-height: 72px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--nn-bg);
  color: var(--nn-text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-ui); cursor: pointer; }

/* ---------- Utility ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.gradient-text {
  background: var(--nn-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Navigation ---------- */
.nn-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height);
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border-bottom: 1px solid var(--nn-border);
}
.nn-nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nn-nav-logo {
  display: flex; align-items: center; gap: var(--sp-3);
  font-family: var(--font-heading);
  font-size: 1.25rem; font-weight: 700;
  color: var(--nn-white);
  text-decoration: none;
}
.nn-nav-logo img {
  width: 36px; height: 36px; border-radius: 8px; object-fit: cover;
}
.nn-nav-links {
  display: flex; align-items: center; gap: var(--sp-8);
  list-style: none;
}
.nn-nav-links a {
  font-family: var(--font-ui);
  font-size: 0.9rem; font-weight: 500;
  color: var(--nn-text-muted);
  transition: color var(--duration) var(--ease);
}
.nn-nav-links a:hover { color: var(--nn-white); }

/* Show dropdown in nav */
.nn-nav-dropdown {
  position: relative;
}
.nn-nav-dropdown-btn {
  display: flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-ui);
  font-size: 0.9rem; font-weight: 500;
  color: var(--nn-text-muted);
  background: none; border: none;
  transition: color var(--duration) var(--ease);
}
.nn-nav-dropdown-btn:hover { color: var(--nn-white); }
.nn-nav-dropdown-btn svg {
  width: 12px; height: 12px;
  transition: transform var(--duration) var(--ease);
}
.nn-nav-dropdown:hover .nn-nav-dropdown-btn svg { transform: rotate(180deg); }
.nn-nav-dropdown-menu {
  display: none;
  position: absolute; top: calc(100% + var(--sp-2));
  left: 50%; transform: translateX(-50%);
  min-width: 220px;
  background: rgba(17, 22, 39, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid var(--nn-border);
  border-radius: 12px;
  padding: var(--sp-2);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.nn-nav-dropdown:hover .nn-nav-dropdown-menu { display: block; }
.nn-nav-dropdown-menu a {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: 8px;
  font-family: var(--font-ui);
  font-size: 0.88rem; font-weight: 500;
  color: var(--nn-text-muted);
  transition: all var(--duration) var(--ease);
}
.nn-nav-dropdown-menu a:hover {
  color: var(--nn-white);
  background: rgba(255,255,255,0.06);
}
.nn-nav-dropdown-menu a img {
  width: 28px; height: 28px; border-radius: 6px; object-fit: cover;
}

/* Mobile hamburger */
.nn-hamburger {
  display: none;
  background: none; border: 1px solid var(--nn-border);
  color: var(--nn-white); padding: var(--sp-2) var(--sp-3);
  border-radius: 8px; font-size: 1.25rem; line-height: 1;
}
.nn-mobile-menu {
  display: none;
  position: fixed; top: var(--nav-height); left: 0; right: 0; bottom: 0;
  background: rgba(11, 15, 26, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  padding: var(--sp-6);
  overflow-y: auto;
}
.nn-mobile-menu.open { display: block; }
.nn-mobile-menu a {
  display: block;
  padding: var(--sp-4) 0;
  font-family: var(--font-ui);
  font-size: 1.1rem; font-weight: 500;
  color: var(--nn-text);
  border-bottom: 1px solid var(--nn-border);
}
.nn-mobile-menu .nn-mobile-shows {
  margin-top: var(--sp-4);
  padding-top: var(--sp-4);
}
.nn-mobile-menu .nn-mobile-shows-title {
  font-family: var(--font-heading);
  font-size: 0.8rem; font-weight: 700;
  color: var(--nn-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-2);
}
.nn-mobile-menu .nn-mobile-show-link {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--nn-border);
}
.nn-mobile-menu .nn-mobile-show-link img {
  width: 32px; height: 32px; border-radius: 6px;
}

/* ---------- Glass Card ---------- */
.glass-card {
  background: var(--nn-card);
  border: 1px solid var(--nn-border);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--duration) var(--ease);
}
.glass-card:hover {
  background: var(--nn-card-hover);
  border-color: var(--nn-border-hover);
}

/* ---------- Buttons ---------- */
.nn-btn {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border-radius: 10px;
  font-family: var(--font-ui);
  font-size: 0.9rem; font-weight: 600;
  border: 1px solid var(--nn-border);
  background: var(--nn-surface);
  color: var(--nn-text);
  transition: all var(--duration) var(--ease);
}
.nn-btn:hover {
  background: var(--nn-card-hover);
  border-color: var(--nn-border-hover);
  transform: translateY(-1px);
}
.nn-btn-primary {
  background: var(--show-color, var(--nn-purple));
  border-color: transparent;
  color: var(--nn-white);
}
.nn-btn-primary:hover {
  filter: brightness(1.15);
  border-color: transparent;
}

/* ---------- Section Spacing ---------- */
.nn-section {
  padding: var(--sp-20) 0;
}
.nn-section-header {
  text-align: center;
  margin-bottom: var(--sp-12);
}
.nn-section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--nn-white);
  margin-bottom: var(--sp-3);
}
.nn-section-header p {
  color: var(--nn-text-muted);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ---------- Show Card (for network page) ---------- */
.show-card {
  display: flex; flex-direction: column;
  padding: var(--sp-6);
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.show-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--show-color, var(--nn-purple));
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}
.show-card:hover::before { opacity: 1; }
.show-card:hover { transform: translateY(-4px); }

.show-card-image {
  width: 100%; aspect-ratio: 1;
  border-radius: 12px;
  object-fit: cover;
  margin-bottom: var(--sp-4);
}
.show-card-name {
  font-family: var(--font-heading);
  font-size: 1.15rem; font-weight: 700;
  color: var(--nn-white);
  margin-bottom: var(--sp-1);
}
.show-card-badges {
  display: flex; gap: var(--sp-2);
  margin-bottom: var(--sp-2);
}
.show-card-badge {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.72rem; font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px var(--sp-2);
  border-radius: 4px;
  border: 1px solid var(--nn-border);
  color: var(--nn-text-muted);
}
.show-card-tagline {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--nn-text-muted);
  margin-bottom: var(--sp-3);
  flex: 1;
}
.show-card-listen {
  font-family: var(--font-ui);
  font-size: 0.85rem; font-weight: 600;
  color: var(--show-color, var(--nn-purple));
  display: flex; align-items: center; gap: var(--sp-2);
}
.show-card-listen svg { width: 16px; height: 16px; }

/* ---------- Episode Card ---------- */
.episode-card {
  padding: var(--sp-5);
}
.episode-card-show {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--sp-1) var(--sp-3);
  border-radius: 6px;
  background: var(--show-color, var(--nn-purple));
  color: var(--nn-white);
  margin-bottom: var(--sp-3);
}
.episode-card-title {
  font-family: var(--font-heading);
  font-size: 1rem; font-weight: 600;
  color: var(--nn-white);
  margin-bottom: var(--sp-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.episode-card-date {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--nn-text-muted);
  margin-bottom: var(--sp-3);
}
.episode-card-play {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-family: var(--font-ui);
  font-size: 0.85rem; font-weight: 600;
  color: var(--show-color, var(--nn-purple));
  background: none; border: none;
  padding: 0;
}
.episode-card-play:hover { filter: brightness(1.2); }

/* ---------- Audio Player ---------- */
.nn-audio-player {
  width: 100%;
  height: 40px;
  border-radius: 8px;
}

/* ---------- Footer ---------- */
.nn-footer {
  border-top: 1px solid var(--nn-border);
  padding: var(--sp-16) 0 var(--sp-8);
  background: var(--nn-bg);
}
.nn-footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--sp-10);
  margin-bottom: var(--sp-12);
}
.nn-footer-brand {
  font-family: var(--font-heading);
  font-size: 1.25rem; font-weight: 700;
  color: var(--nn-white);
  margin-bottom: var(--sp-3);
}
.nn-footer-desc {
  color: var(--nn-text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}
.nn-footer-col h4 {
  font-family: var(--font-heading);
  font-size: 0.8rem; font-weight: 700;
  color: var(--nn-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-4);
}
.nn-footer-col a {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--nn-text-muted);
  padding: var(--sp-1) 0;
  transition: color var(--duration) var(--ease);
}
.nn-footer-col a:hover { color: var(--nn-white); }

.nn-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--sp-8);
  border-top: 1px solid var(--nn-border);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--nn-text-muted);
}
.nn-footer-bottom a {
  color: var(--nn-text-muted);
  transition: color var(--duration) var(--ease);
}
.nn-footer-bottom a:hover { color: var(--nn-white); }

/* ---------- Hero (Show Page) ---------- */
.show-hero {
  padding: calc(var(--nav-height) + var(--sp-16)) 0 var(--sp-16);
  position: relative;
  overflow: hidden;
}
.show-hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, color-mix(in srgb, var(--show-color) 15%, transparent), transparent 70%),
              var(--nn-bg);
}
.show-hero-inner {
  position: relative; z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--sp-12);
  align-items: center;
}
.show-hero-art {
  width: 280px; height: 280px;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
}
.show-hero-info h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--nn-white);
  margin-bottom: var(--sp-2);
}
.show-hero-tagline {
  font-family: var(--font-ui);
  font-size: 1.15rem; font-weight: 500;
  color: var(--show-color, var(--nn-purple));
  margin-bottom: var(--sp-4);
}
.show-hero-desc {
  color: var(--nn-text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: var(--sp-6);
}
.show-hero-actions {
  display: flex; gap: var(--sp-3); flex-wrap: wrap;
}

/* ---------- Latest Episode Player (Show Page) ---------- */
.latest-episode {
  padding: var(--sp-8);
}
.latest-episode-label {
  font-family: var(--font-ui);
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--show-color, var(--nn-purple));
  margin-bottom: var(--sp-3);
}
.latest-episode-title {
  font-family: var(--font-heading);
  font-size: 1.25rem; font-weight: 600;
  color: var(--nn-white);
  margin-bottom: var(--sp-2);
}
.latest-episode-date {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--nn-text-muted);
  margin-bottom: var(--sp-4);
}
.latest-episode audio {
  width: 100%; height: 42px; border-radius: 8px;
}

/* ---------- Episode Archive Grid ---------- */
.episodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--sp-5);
}

/* ---------- Cross-Network Banner ---------- */
.cross-network {
  background: var(--nn-bg-alt);
  border-top: 1px solid var(--nn-border);
}
.cross-network-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--sp-5);
}
.cross-network-card {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4);
  border-radius: 12px;
  transition: background var(--duration) var(--ease);
}
.cross-network-card:hover { background: var(--nn-card-hover); }
.cross-network-card img {
  width: 64px; height: 64px; border-radius: 10px; object-fit: cover;
  flex-shrink: 0;
}
.cross-network-card-info { min-width: 0; }
.cross-network-card-name {
  font-family: var(--font-heading);
  font-size: 0.9rem; font-weight: 600;
  color: var(--nn-white);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cross-network-card-tagline {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--nn-text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ---------- Summaries Page Overrides ---------- */
.summaries-hero {
  padding: calc(var(--nav-height) + var(--sp-12)) 0 var(--sp-10);
  text-align: center;
  position: relative;
}
.summaries-hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, color-mix(in srgb, var(--show-color) 12%, transparent), transparent 70%),
              var(--nn-bg);
}
.summaries-hero-inner {
  position: relative; z-index: 1;
}
.summaries-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--nn-white);
  margin-bottom: var(--sp-2);
}
.summaries-hero p {
  color: var(--nn-text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Search & filter controls */
.nn-controls {
  max-width: var(--max-width);
  margin: 0 auto var(--sp-6);
  padding: 0 var(--sp-6);
  display: flex; flex-wrap: wrap; gap: var(--sp-3);
  align-items: center;
}
.nn-search {
  flex: 1; min-width: 220px;
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  border: 1px solid var(--nn-border);
  background: var(--nn-card);
  color: var(--nn-text);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  transition: border-color var(--duration) var(--ease);
}
.nn-search::placeholder { color: var(--nn-text-muted); }
.nn-search:focus { outline: none; border-color: var(--show-color, var(--nn-purple)); }
.nn-filter-btn {
  padding: var(--sp-2) var(--sp-4);
  border-radius: 8px;
  border: 1px solid var(--nn-border);
  background: var(--nn-card);
  color: var(--nn-text-muted);
  font-family: var(--font-ui);
  font-size: 0.82rem; font-weight: 600;
  transition: all var(--duration) var(--ease);
}
.nn-filter-btn:hover,
.nn-filter-btn.active {
  border-color: var(--show-color, var(--nn-purple));
  color: var(--show-color, var(--nn-purple));
}
.nn-episode-count {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--nn-text-muted);
  margin-left: auto;
}

/* Summary item */
.nn-summary-item {
  background: var(--nn-card);
  border: 1px solid var(--nn-border);
  border-radius: 14px;
  padding: var(--sp-6);
  margin-bottom: var(--sp-5);
  transition: border-color var(--duration) var(--ease);
}
.nn-summary-item:hover { border-color: var(--nn-border-hover); }
.nn-summary-header {
  display: flex; flex-wrap: wrap; gap: var(--sp-3) var(--sp-4);
  align-items: center; justify-content: space-between;
  margin-bottom: var(--sp-4);
}
.nn-summary-date {
  font-family: var(--font-heading);
  font-size: 1.05rem; font-weight: 600;
  color: var(--nn-white);
}
.nn-summary-actions {
  display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center;
}
.nn-summary-audio { width: min(520px, 100%); height: 38px; }
.nn-summary-link {
  padding: var(--sp-2) var(--sp-3);
  border-radius: 8px;
  border: 1px solid var(--nn-border);
  background: var(--nn-surface);
  font-family: var(--font-ui);
  font-size: 0.82rem; font-weight: 600;
  color: var(--nn-text-muted);
  transition: all var(--duration) var(--ease);
}
.nn-summary-link:hover {
  border-color: var(--show-color, var(--nn-purple));
  color: var(--show-color, var(--nn-purple));
}
.nn-summary-content {
  color: var(--nn-text-muted);
  line-height: 1.85;
  font-size: 0.98rem;
}
.nn-summary-content h1,
.nn-summary-content h2,
.nn-summary-content h3 {
  font-family: var(--font-heading);
  color: var(--nn-white);
  margin: 1rem 0 0.5rem;
}
.nn-summary-content p { margin: 0 0 0.9rem; }
.nn-summary-content p:last-child { margin-bottom: 0; }
.nn-summary-content ul { margin: 0 0 1rem 1.2rem; }
.nn-summary-content li { margin: 0.25rem 0; }
.nn-summary-content a { color: var(--show-color, var(--nn-purple)); }
.nn-summary-content a:hover { color: var(--nn-cyan); }
.nn-summary-content strong { color: var(--nn-text); }

/* Sticky player */
.nn-sticky-player {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0; z-index: 998;
  background: rgba(11, 15, 26, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--nn-border);
}
.nn-sticky-player.hidden { display: none; }
.nn-sticky-player-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--sp-3) var(--sp-6);
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: var(--sp-3);
  align-items: center;
}
.nn-sticky-meta { min-width: 0; }
.nn-sticky-title {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--nn-white);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  font-size: 0.92rem;
}
.nn-sticky-sub {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--nn-text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.nn-sticky-audio { width: min(520px, 100%); height: 38px; }
.nn-speed-control { display: flex; align-items: center; gap: var(--sp-1); }
.nn-speed-btn {
  padding: var(--sp-1) var(--sp-2);
  border-radius: 6px;
  border: 1px solid var(--nn-border);
  background: var(--nn-surface);
  color: var(--nn-text-muted);
  font-family: var(--font-ui);
  font-size: 0.75rem; font-weight: 600;
  transition: all var(--duration) var(--ease);
}
.nn-speed-btn:hover,
.nn-speed-btn.active {
  border-color: var(--show-color, var(--nn-purple));
  color: var(--show-color, var(--nn-purple));
}
.nn-sticky-close {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--nn-border);
  background: var(--nn-surface);
  color: var(--nn-text);
  font-size: 1.1rem; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  transition: border-color var(--duration) var(--ease);
}
.nn-sticky-close:hover { border-color: var(--show-color, var(--nn-purple)); }

/* ---------- Network Hero ---------- */
.network-hero {
  min-height: 80vh;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  text-align: center;
  padding: calc(var(--nav-height) + var(--sp-16)) var(--sp-6) var(--sp-16);
  position: relative;
  overflow: hidden;
}
.network-hero-bg {
  position: absolute; inset: 0;
  background: var(--nn-bg);
  z-index: 0;
}
.network-hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 30% 30%, rgba(124, 92, 255, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 70% 70%, rgba(0, 212, 255, 0.08), transparent);
  animation: heroShift 12s ease-in-out infinite alternate;
}
@keyframes heroShift {
  0%   { opacity: 0.7; transform: scale(1); }
  50%  { opacity: 1;   transform: scale(1.05); }
  100% { opacity: 0.8; transform: scale(0.98); }
}
/* SVG network lines background */
.network-hero-nodes {
  position: absolute; inset: 0;
  overflow: hidden;
  opacity: 0.15;
}
.network-hero-nodes svg {
  position: absolute;
  width: 100%; height: 100%;
}
.network-hero-content {
  position: relative; z-index: 1;
  max-width: 720px;
}
.network-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  margin-bottom: var(--sp-4);
  line-height: 1.1;
}
.network-hero-tagline {
  font-family: var(--font-ui);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 500;
  color: var(--nn-text-muted);
  margin-bottom: var(--sp-8);
}

/* Show Showcase 2x3 grid */
.show-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

/* Latest episodes scrollable row */
.latest-scroll-row {
  display: flex; gap: var(--sp-5);
  overflow-x: auto;
  padding: 0 var(--sp-6) var(--sp-4);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.latest-scroll-row::-webkit-scrollbar { height: 6px; }
.latest-scroll-row::-webkit-scrollbar-track { background: transparent; }
.latest-scroll-row::-webkit-scrollbar-thumb {
  background: var(--nn-border);
  border-radius: 3px;
}
.latest-scroll-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
  padding: var(--sp-5);
}

/* About section */
.about-section-text {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.about-section-text p {
  color: var(--nn-text-muted);
  font-size: 1.05rem;
  margin-bottom: var(--sp-4);
}
.about-section-text strong { color: var(--nn-white); }

/* Subscribe platform badges */
.subscribe-badges {
  display: flex; gap: var(--sp-4); justify-content: center; flex-wrap: wrap;
}
.subscribe-badge {
  display: inline-flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-6);
  border-radius: 12px;
  border: 1px solid var(--nn-border);
  background: var(--nn-card);
  font-family: var(--font-ui);
  font-size: 0.95rem; font-weight: 600;
  color: var(--nn-text);
  transition: all var(--duration) var(--ease);
}
.subscribe-badge:hover {
  border-color: var(--nn-border-hover);
  transform: translateY(-2px);
  background: var(--nn-card-hover);
}

/* ---------- Responsive ---------- */

/* Mobile: < 640px */
@media (max-width: 639px) {
  .nn-nav-links { display: none; }
  .nn-hamburger { display: flex; }

  .show-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--sp-6);
  }
  .show-hero-art {
    width: 200px; height: 200px; margin: 0 auto;
  }
  .show-hero-desc { margin: 0 auto var(--sp-6); }
  .show-hero-actions { justify-content: center; }

  .show-showcase {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }

  .nn-footer-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }

  .nn-sticky-player-inner {
    grid-template-columns: 1fr auto;
    padding: var(--sp-3);
  }
  .nn-sticky-audio { width: 100%; grid-column: 1 / -1; }
  .nn-sticky-close { justify-self: end; }
  .nn-speed-control { display: none; }

  .episodes-grid { grid-template-columns: 1fr; }

  .nn-footer-bottom { flex-direction: column; gap: var(--sp-2); text-align: center; }

  .cross-network-grid { grid-template-columns: 1fr 1fr; }

  .latest-scroll-card { flex: 0 0 280px; }
}

/* Tablet: 640px – 1023px */
@media (min-width: 640px) and (max-width: 1023px) {
  .nn-nav-links { display: none; }
  .nn-hamburger { display: flex; }

  .show-hero-inner {
    grid-template-columns: 220px 1fr;
    gap: var(--sp-8);
  }
  .show-hero-art { width: 220px; height: 220px; }

  .show-showcase {
    grid-template-columns: repeat(2, 1fr);
  }

  .nn-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cross-network-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Desktop: 1024px+ */
@media (min-width: 1024px) {
  .nn-hamburger { display: none; }
  .nn-nav-links { display: flex; }
}

/* Large desktop: 1280px+ */
@media (min-width: 1280px) {
  .container { padding: 0 var(--sp-10); }
  .show-showcase { gap: var(--sp-8); }
}

/* ---------- Focus & Accessibility ---------- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--nn-purple);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Loading skeleton ---------- */
.nn-skeleton {
  background: linear-gradient(90deg, var(--nn-card) 25%, var(--nn-card-hover) 50%, var(--nn-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---------- Who This Is For ---------- */
.show-audience-card {
  padding: var(--sp-6);
  text-align: center;
}
.show-audience-label {
  font-family: var(--font-ui);
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--show-color, var(--nn-purple));
  margin-bottom: var(--sp-3);
}
.show-audience-text {
  font-family: var(--font-ui);
  font-size: 1rem;
  color: var(--nn-text-muted);
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- Resources Grid ---------- */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-4);
}
.resource-card {
  padding: var(--sp-5);
  display: flex; flex-direction: column; gap: var(--sp-2);
  text-decoration: none;
}
.resource-card:hover {
  border-color: var(--show-color, var(--nn-purple));
}
.resource-card-name {
  font-family: var(--font-heading);
  font-size: 1rem; font-weight: 600;
  color: var(--nn-white);
}
.resource-card-desc {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--nn-text-muted);
  line-height: 1.5;
  flex: 1;
}
.resource-card-url {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--show-color, var(--nn-purple));
  opacity: 0.7;
}

/* ---------- Network Subscribe RSS Grid ---------- */
.subscribe-rss-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}
.subscribe-rss-item {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  border: 1px solid var(--nn-border);
  background: var(--nn-card);
  font-family: var(--font-ui);
  font-size: 0.9rem; font-weight: 500;
  color: var(--nn-text);
  transition: all var(--duration) var(--ease);
  text-decoration: none;
}
.subscribe-rss-item:hover {
  border-color: var(--nn-border-hover);
  background: var(--nn-card-hover);
}
.subscribe-rss-item img {
  width: 32px; height: 32px; border-radius: 6px; object-fit: cover; flex-shrink: 0;
}
.subscribe-rss-label {
  margin-left: auto;
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--nn-text-muted);
  border: 1px solid var(--nn-border);
  padding: 2px var(--sp-2);
  border-radius: 4px;
}

/* ---------- Source Highlights ---------- */
.show-card-sources {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: var(--nn-text-muted);
  opacity: 0.7;
  margin-bottom: var(--sp-2);
}

/* ---------- Responsive: new sections ---------- */
@media (max-width: 639px) {
  .resources-grid { grid-template-columns: 1fr; }
  .subscribe-rss-grid { grid-template-columns: 1fr; }
}