/* Simply CyberCon Companion — Retrowave/Synthwave aesthetic
   Colors pulled from Simply CyberCon visual identity:
   Hot pink, cyan, orange on deep purple-navy. */

:root {
  /* Core retrowave palette */
  --bg: #0a0620;
  --bg-deep: #050214;
  --bg-card: #14082e;
  --bg-hover: #1d0e3e;

  --text: #f0e9ff;
  --text-muted: #b8a8d9;
  --text-dim: #8874b3;

  /* Neon accents */
  --cyan: #00e5ff;
  --cyan-glow: rgba(0, 229, 255, 0.5);
  --pink: #ff2ecc;
  --pink-glow: rgba(255, 46, 204, 0.5);
  --orange: #ff9f1c;
  --orange-glow: rgba(255, 159, 28, 0.5);
  --purple: #8b3fff;
  --purple-glow: rgba(139, 63, 255, 0.4);

  /* Semantic aliases */
  --accent: var(--cyan);
  --accent-hover: #4de7ff;
  --warm: var(--orange);
  --highlight: var(--pink);

  --border: rgba(139, 63, 255, 0.25);
  --border-bright: rgba(0, 229, 255, 0.4);
  --radius: 12px;
  --max-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  /* Layered synthwave background: deep gradient + grid floor at bottom */
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(139, 63, 255, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 100%, rgba(255, 46, 204, 0.15) 0%, transparent 60%),
    linear-gradient(180deg, #0a0620 0%, #050214 70%, #0a0620 100%);
  background-attachment: fixed;
}

a { color: var(--cyan); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--pink); }

/* Nav */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10, 6, 32, 0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
}
.nav-logo {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-shadow: 0 0 15px var(--cyan-glow);
}
.nav-logo:hover {
  color: var(--pink);
  text-shadow: 0 0 15px var(--pink-glow);
}
.nav-year {
  font-size: 0.85rem;
  color: var(--orange);
  background: rgba(255, 159, 28, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 159, 28, 0.3);
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* ─── Top-nav year tabs (one page per year) ───────────────────────────── */
.nav-tabs {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.nav-year-tab {
  padding: 0.4rem 0.95rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(0, 229, 255, 0.04);
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.nav-year-tab:hover {
  background: rgba(0, 229, 255, 0.10);
  border-color: var(--cyan);
  color: var(--cyan);
}
.nav-year-tab.active {
  background: rgba(0, 229, 255, 0.18);
  border-color: var(--cyan);
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan-glow);
}
.nav-year-tab.nav-year-tab-upcoming {
  background: linear-gradient(135deg, rgba(255, 110, 199, 0.10), rgba(255, 159, 28, 0.08));
  border-color: rgba(255, 110, 199, 0.45);
  color: var(--pink);
}
.nav-year-tab.nav-year-tab-upcoming:hover,
.nav-year-tab.nav-year-tab-upcoming.active {
  background: rgba(255, 110, 199, 0.22);
  border-color: var(--pink);
  color: var(--pink);
  text-shadow: 0 0 8px var(--pink-glow);
}

@media (max-width: 700px) {
  nav { padding: 0.75rem 1rem; gap: 0.5rem; flex-wrap: wrap; }
  .nav-tabs { gap: 0.3rem; }
  .nav-year-tab { padding: 0.3rem 0.7rem; font-size: 0.8rem; }
}

/* Hero — the centerpiece */
.hero {
  text-align: center;
  padding: 4rem 2rem 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

/* Optional hero banner — drop simplycon-hero.gif into public/ to enable */
.hero-banner {
  width: 100%;
  max-width: 900px;
  margin: 0 auto 2rem;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow:
    0 0 40px var(--pink-glow),
    0 0 80px var(--purple-glow);
  border: 2px solid var(--pink);
  display: block;
}
.hero-banner img { width: 100%; height: auto; display: block; }

.hero h1 {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  background: linear-gradient(180deg,
    #ffffff 0%,
    var(--cyan) 45%,
    var(--pink) 90%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px var(--pink-glow));
}
.hero h1 .year-script {
  display: block;
  font-family: 'Brush Script MT', 'Snell Roundhand', cursive;
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--orange);
  -webkit-text-fill-color: var(--orange);
  text-transform: none;
  letter-spacing: 0.02em;
  margin-top: -0.25rem;
  filter: drop-shadow(0 0 15px var(--orange-glow));
}
.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.hero-values {
  font-size: 0.95rem;
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}
.hero-values strong {
  color: var(--pink);
  font-weight: 700;
  text-shadow: 0 0 10px var(--pink-glow);
}
.hero-values strong:last-of-type {
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
}
.hero-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--cyan);
  text-shadow: 0 0 15px var(--cyan-glow);
}
.stat:nth-child(2) .stat-number { color: var(--pink); text-shadow: 0 0 15px var(--pink-glow); }
.stat:nth-child(3) .stat-number { color: var(--orange); text-shadow: 0 0 15px var(--orange-glow); }
.stat-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

/* Retrowave grid divider */
.retrowave-grid {
  height: 80px;
  margin: 0 auto 2rem;
  max-width: var(--max-width);
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, transparent 0%, var(--bg) 100%),
    repeating-linear-gradient(90deg,
      transparent 0,
      transparent 39px,
      var(--cyan) 39px,
      var(--cyan) 40px
    ),
    repeating-linear-gradient(0deg,
      transparent 0,
      transparent 14px,
      var(--cyan) 14px,
      var(--cyan) 15px
    );
  mask-image: linear-gradient(180deg, transparent 0%, black 30%, black 70%, transparent 100%);
  opacity: 0.5;
}

/* Main & Sections */
main { max-width: var(--max-width); margin: 0 auto; padding: 0 2rem 4rem; }
.section-title {
  font-size: 1.85rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--text);
  text-shadow: 0 0 20px var(--cyan-glow);
}
.section-subtitle {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}
.featured-section { margin-bottom: 4rem; }
.all-talks-section {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  position: relative;
}
.all-talks-section::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pink), var(--cyan), transparent);
  box-shadow: 0 0 10px var(--pink-glow);
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

/* Controls */
.controls { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.search-input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: rgba(20, 8, 46, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: all 0.2s;
}
.search-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 20px var(--cyan-glow);
}
.search-input::placeholder { color: var(--text-dim); }

.sort-controls select {
  padding: 0.75rem 1rem;
  background: rgba(20, 8, 46, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  outline: none;
}
.sort-controls select:hover { border-color: var(--pink); }

/* Tag Filters */
.filter-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 2rem; }
.filter-tag {
  padding: 0.35rem 0.85rem;
  background: rgba(20, 8, 46, 0.6);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}
.filter-tag:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
}
.filter-tag.active {
  background: linear-gradient(135deg, var(--pink), var(--purple));
  color: white;
  border-color: var(--pink);
  box-shadow: 0 0 15px var(--pink-glow);
  font-weight: 600;
}

/* Talk Cards */
.talks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
}
.talk-card {
  position: relative;
  display: block;
  background: linear-gradient(145deg, rgba(20, 8, 46, 0.85), rgba(10, 6, 32, 0.95));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all 0.25s;
  color: var(--text);
  overflow: hidden;
}
.talk-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(0, 229, 255, 0.03));
  pointer-events: none;
}
.talk-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
  box-shadow:
    0 0 30px var(--cyan-glow),
    0 8px 30px rgba(0, 0, 0, 0.5);
}
.talk-card-featured {
  border-color: rgba(255, 46, 204, 0.4);
  background: linear-gradient(145deg, rgba(40, 10, 60, 0.9), rgba(20, 5, 40, 0.95));
}
.talk-card-featured:hover {
  border-color: var(--pink);
  box-shadow:
    0 0 30px var(--pink-glow),
    0 8px 30px rgba(0, 0, 0, 0.5);
}

/* Badge — each gets its own neon color */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  background: rgba(255, 46, 204, 0.1);
  border: 1px solid rgba(255, 46, 204, 0.4);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--pink);
  margin-bottom: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  box-shadow: 0 0 12px rgba(255, 46, 204, 0.15);
}
.badge-emoji { font-size: 0.95rem; line-height: 1; }
.badge-label { white-space: nowrap; }

/* Unique per-badge neon accent */
.badge-most-actionable { color: var(--orange); border-color: rgba(255, 159, 28, 0.4); background: rgba(255, 159, 28, 0.1); box-shadow: 0 0 12px var(--orange-glow); }
.badge-hidden-gem { color: var(--cyan); border-color: rgba(0, 229, 255, 0.4); background: rgba(0, 229, 255, 0.08); box-shadow: 0 0 12px var(--cyan-glow); }
.badge-first-time-standout { color: #ff7fe0; border-color: rgba(255, 127, 224, 0.4); background: rgba(255, 127, 224, 0.08); box-shadow: 0 0 12px rgba(255, 127, 224, 0.3); }
.badge-community-favorite { color: var(--pink); border-color: rgba(255, 46, 204, 0.5); background: rgba(255, 46, 204, 0.1); box-shadow: 0 0 12px var(--pink-glow); }
.badge-best-for-newcomers { color: #4de7ff; border-color: rgba(77, 231, 255, 0.4); background: rgba(77, 231, 255, 0.08); box-shadow: 0 0 12px rgba(77, 231, 255, 0.3); }
.badge-hands-on { color: var(--purple); border-color: rgba(139, 63, 255, 0.4); background: rgba(139, 63, 255, 0.1); box-shadow: 0 0 12px var(--purple-glow); }
.badge-fresh-perspective { color: #ffd93d; border-color: rgba(255, 217, 61, 0.4); background: rgba(255, 217, 61, 0.08); box-shadow: 0 0 12px rgba(255, 217, 61, 0.3); }

/* Card internals */
.card-header {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-bottom: 0.5rem;
}
.card-duration {
  font-size: 0.8rem;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-weight: 600;
}
.talk-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  line-height: 1.3;
  color: var(--text);
  position: relative;
}
.card-speaker {
  font-size: 0.9rem;
  color: var(--pink);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.card-tldr {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-tags { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.tag {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  background: rgba(0, 229, 255, 0.08);
  color: var(--cyan);
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.25);
  font-weight: 500;
}

.no-results {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-dim);
  font-size: 1.1rem;
}

/* Talk Page */
.talk-page { padding-bottom: 4rem; }
.talk-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 2rem 2rem 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
  align-items: start;
}
.talk-meta { padding-top: 1rem; }
.talk-meta .badge {
  font-size: 0.8rem;
  padding: 0.4rem 0.9rem;
  margin-bottom: 1rem;
}
.talk-hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  line-height: 1.2;
  color: var(--text);
  text-shadow: 0 0 25px var(--cyan-glow);
}
.talk-speaker-large {
  font-size: 1.1rem;
  color: var(--pink);
  margin-bottom: 0.75rem;
  font-weight: 600;
  text-shadow: 0 0 10px var(--pink-glow);
}
.talk-tldr-large {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 1rem;
  line-height: 1.6;
}
.talk-video {
  aspect-ratio: 16/9;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 30px var(--cyan-glow);
}
.talk-video iframe { width: 100%; height: 100%; }

/* Talk Content Grid */
.talk-content-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}
.talk-blog {
  background: linear-gradient(145deg, rgba(20, 8, 46, 0.85), rgba(10, 6, 32, 0.95));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}
.talk-blog h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
  color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan-glow);
}
.talk-blog h2:first-child { margin-top: 0; }
.talk-blog p { margin-bottom: 1rem; color: var(--text-muted); }
.talk-blog ul, .talk-blog ol { margin: 0 0 1rem 1.5rem; color: var(--text-muted); }
.talk-blog li { margin-bottom: 0.35rem; }
.talk-blog strong { color: var(--pink); }
.talk-blog blockquote {
  border-left: 3px solid var(--pink);
  padding: 0.5rem 1rem;
  margin: 1rem 0;
  color: var(--text-muted);
  font-style: italic;
  background: rgba(255, 46, 204, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* Sidebar */
.talk-sidebar { display: flex; flex-direction: column; gap: 1.25rem; }
.sidebar-section {
  background: linear-gradient(145deg, rgba(20, 8, 46, 0.85), rgba(10, 6, 32, 0.95));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.sidebar-section h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text);
}
.what-you-learn {
  border: 2px solid var(--pink);
  box-shadow: 0 0 25px var(--pink-glow);
}
.what-you-learn h3 {
  color: var(--pink);
  text-shadow: 0 0 10px var(--pink-glow);
}
.what-you-learn h3::before { content: "✨ "; }
.what-you-learn p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 0.6rem; }
.what-you-learn ul, .what-you-learn ol {
  margin: 0 0 0.5rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.what-you-learn strong { color: var(--cyan); }

/* Timestamps */
.timestamps-list { display: flex; flex-direction: column; gap: 0.5rem; }
.timestamp-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: rgba(0, 229, 255, 0.05);
  border: 1px solid rgba(0, 229, 255, 0.15);
  border-radius: 8px;
  transition: all 0.2s;
  color: var(--text);
}
.timestamp-link:hover {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--cyan);
  box-shadow: 0 0 12px var(--cyan-glow);
}
.ts-time {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--orange);
  min-width: 55px;
  font-weight: 700;
  text-shadow: 0 0 8px var(--orange-glow);
}
.ts-label { font-size: 0.85rem; color: var(--text-muted); }

/* Related Talks */
.related-talks { display: flex; flex-direction: column; gap: 0.5rem; }
.related-card {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.75rem;
  background: rgba(139, 63, 255, 0.05);
  border: 1px solid rgba(139, 63, 255, 0.2);
  border-radius: 8px;
  transition: all 0.2s;
  color: var(--text);
}
.related-card:hover {
  background: rgba(139, 63, 255, 0.12);
  border-color: var(--purple);
  box-shadow: 0 0 12px var(--purple-glow);
}
.related-title { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.related-speaker { font-size: 0.75rem; color: var(--text-dim); }

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  position: relative;
}
footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--pink), transparent);
  box-shadow: 0 0 10px var(--cyan-glow);
}

/* Responsive */
@media (max-width: 900px) {
  .talk-hero { grid-template-columns: 1fr; }
  .talk-content-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.25rem; }
  .hero h1 .year-script { font-size: 1.75rem; }
  .hero-stats { gap: 1.5rem; }
  .talks-grid, .featured-grid { grid-template-columns: 1fr; }
  .controls { flex-direction: column; }
}
@media (max-width: 600px) {
  nav { padding: 0.75rem 1rem; }
  .hero { padding: 2rem 1rem; }
  main { padding: 0 1rem 3rem; }
  .talk-hero { padding: 1rem; }
  .talk-content-grid { padding: 0 1rem; }
  .hero h1 { font-size: 1.75rem; }
}

/* ─── Year + Track filter tabs (added v2025) ──────────────────────────── */
.filter-years,
.filter-tracks {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  align-items: center;
}
.filter-year,
.filter-track {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: rgba(0, 229, 255, 0.04);
  color: var(--text);
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.2s;
}
.filter-year:hover,
.filter-track:hover {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--cyan);
  box-shadow: 0 0 10px var(--cyan-glow);
}
.filter-year.active,
.filter-track.active {
  background: rgba(0, 229, 255, 0.20);
  border-color: var(--cyan);
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan-glow);
}
.filter-tracks::before {
  content: "Track:";
  opacity: 0.7;
  font-size: 0.85rem;
  margin-right: 0.25rem;
  color: var(--text-dim);
}

/* Card track badge for 2025 talks */
.card-track {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  background: rgba(255, 110, 199, 0.14);
  border: 1px solid rgba(255, 110, 199, 0.4);
  color: var(--pink);
  font-weight: 700;
}

/* Deep-link note under embed iframe */
.deep-link-note {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.deep-link-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(0, 229, 255, 0.4);
}
.deep-link-note a:hover {
  text-shadow: 0 0 8px var(--cyan-glow);
}

/* ─── Card year pill (added 2026-05) ──────────────────────────────────── */
.card-year {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: rgba(0, 229, 255, 0.10);
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: var(--cyan);
  font-family: 'SF Mono', 'Fira Code', monospace;
}
.card-header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

/* Upcoming year tab — visually distinct from past years */
.filter-year.filter-year-upcoming {
  background: linear-gradient(135deg, rgba(255, 110, 199, 0.12), rgba(255, 165, 0, 0.10));
  border-color: rgba(255, 110, 199, 0.45);
  color: var(--pink);
}
.filter-year.filter-year-upcoming.active {
  background: rgba(255, 110, 199, 0.22);
  border-color: var(--pink);
  color: var(--pink);
  text-shadow: 0 0 8px var(--pink-glow);
}

/* ─── Upcoming 2026 section (Simply Cyber Con marketing block) ───────── */
.upcoming-section {
  max-width: 1100px;
  margin: 2rem auto 4rem;
  padding: 0 2rem;
}
.upcoming-hero {
  text-align: center;
  padding: 3rem 2rem;
  background: radial-gradient(ellipse at top, rgba(255, 110, 199, 0.08), transparent 70%),
              linear-gradient(180deg, rgba(0, 229, 255, 0.04), transparent);
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}
.upcoming-hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--pink), var(--orange), transparent);
  box-shadow: 0 0 14px var(--pink-glow);
}
.upcoming-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
  margin: 0 0 0.75rem;
}
.upcoming-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 1.25rem;
  background: linear-gradient(135deg, var(--pink), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.15;
}
.upcoming-lede {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 780px;
  margin: 0 auto 1.75rem;
  line-height: 1.6;
}
.upcoming-cta-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.upcoming-cta {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid;
}
.upcoming-cta.primary {
  background: var(--pink);
  border-color: var(--pink);
  color: #0b0b14;
  box-shadow: 0 0 24px var(--pink-glow);
}
.upcoming-cta.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 32px var(--pink-glow);
}
.upcoming-cta.secondary {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}
.upcoming-cta.secondary:hover {
  background: rgba(0, 229, 255, 0.10);
  text-shadow: 0 0 10px var(--cyan-glow);
}
.upcoming-cta.inline {
  margin-top: 0.75rem;
  padding: 0.55rem 1.1rem;
  font-size: 0.9rem;
}

.upcoming-pillars {
  background: rgba(0, 229, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  margin-bottom: 2.5rem;
}
.upcoming-pillars h3 {
  margin: 0 0 1rem;
  color: var(--cyan);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.upcoming-pillars ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.75rem 1.5rem;
}
.upcoming-pillars li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--text);
  line-height: 1.5;
}
.upcoming-pillars li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--pink);
  text-shadow: 0 0 6px var(--pink-glow);
}

.upcoming-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.5rem;
}
.upcoming-card {
  background: rgba(20, 20, 32, 0.6);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.upcoming-card:hover {
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.1);
}
.upcoming-card h3 {
  margin: 0 0 1rem;
  color: var(--pink);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}
.upcoming-card p {
  margin: 0 0 0.6rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.upcoming-card dl {
  margin: 0;
}
.upcoming-card dt {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-top: 0.6rem;
}
.upcoming-card dt:first-child { margin-top: 0; }
.upcoming-card dd {
  margin: 0.15rem 0 0.4rem;
  color: var(--text);
  font-size: 0.95rem;
}
.upcoming-card a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(0, 229, 255, 0.4);
}
.upcoming-card a:hover {
  text-shadow: 0 0 6px var(--cyan-glow);
}
.upcoming-price {
  font-size: 1rem;
  color: var(--text);
}
.price-amt {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--orange);
  text-shadow: 0 0 10px var(--orange-glow);
  margin-right: 0.5rem;
}
.price-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.upcoming-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
}
.upcoming-coming-soon {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--orange);
  text-shadow: 0 0 8px var(--orange-glow);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.upcoming-sponsors {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.upcoming-sponsors li {
  padding: 0.4rem 0.9rem;
  background: rgba(139, 63, 255, 0.10);
  border: 1px solid rgba(139, 63, 255, 0.35);
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--purple);
}

@media (max-width: 700px) {
  .upcoming-title { font-size: 1.85rem; }
  .upcoming-hero { padding: 2rem 1rem; }
  .upcoming-section { padding: 0 1rem; }
}