/* ─── TOKENS (mirror) ─── */
:root {
  --font-sans: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --bg-0: #0a1220;  --bg-1: #0e1626;  --bg-2: #14202f;  --bg-3: #1a293c;
  --bg-4: #233347;  --bg-elev: #18243a;
  --text-1: #e8ecf5;  --text-2: #a8b4c8;  --text-3: #6c7a90;  --text-4: #475168;
  --border: #1f2c44;  --border-strong: #2b3a55;  --border-accent: #057DCD;
  --accent: #1f9ce0;  --accent-2: #057DCD;  --accent-3: #0461a3;
  --accent-soft: rgba(31,156,224,0.10);  --accent-glow: rgba(31,156,224,0.35);
  --gold: #f0b90b;  --gold-soft: rgba(240,185,11,0.12);
  --success: #00d084;  --success-bg: rgba(0,208,132,0.12);
  --warning: #ffb020;  --warning-bg: rgba(255,176,32,0.12);
  --danger: #ff4d6d;   --danger-bg: rgba(255,77,109,0.12);
  --info: #4c8dff;     --info-bg: rgba(76,141,255,0.12);
  --violet: #a78bfa;   --violet-bg: rgba(167,139,250,0.12);
  --radius-xs: 3px; --radius-sm: 5px; --radius-md: 8px; --radius-lg: 12px; --radius-xl: 16px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.35);
  --shadow-lg: 0 12px 28px rgba(0,0,0,0.45);
  --shadow-accent: 0 0 20px var(--accent-glow);
  --tr-fast: 0.12s; --tr-med: 0.22s;
}
[data-theme="light"] {
  --bg-0: #fafbfd; --bg-1: #ffffff; --bg-2: #f4f6fa; --bg-3: #eaeef5;
  --bg-4: #dde3ee; --bg-elev: #ffffff;
  --text-1: #0c1222; --text-2: #3a4560; --text-3: #6b7590; --text-4: #9ca4b8;
  --border: #e3e8f0; --border-strong: #c9d2df;
  --accent: #057DCD; --accent-2: #0461a3; --accent-3: #033f6d;
  --accent-soft: rgba(5,125,205,0.08); --accent-glow: rgba(5,125,205,0.25);
  --shadow-sm: 0 1px 2px rgba(12,18,34,0.05);
  --shadow-md: 0 4px 12px rgba(12,18,34,0.08);
  --shadow-lg: 0 12px 28px rgba(12,18,34,0.10);
  --shadow-accent: 0 0 20px rgba(5,125,205,0.18);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--bg-0); color: var(--text-1); font-size: 14px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; }
.container { max-width: 1440px; margin: 0 auto; padding: 0 32px; }

/* TOPBAR */
.topbar { background: var(--bg-1); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 90; backdrop-filter: blur(14px); }
.topbar-main { display: grid; grid-template-columns: auto 1fr auto; gap: 32px; align-items: center; padding: 14px 0; }
.cs-logo img { height: 42px; width: auto; display: block; }
.cs-logo .cs-logo-dark { display: inline-block; } .cs-logo .cs-logo-default { display: none; }
[data-theme="light"] .cs-logo .cs-logo-dark { display: none; } [data-theme="light"] .cs-logo .cs-logo-default { display: inline-block; }
.search-row { display: flex; gap: 0; align-items: stretch; background: var(--bg-2); border: 1px solid var(--border-strong); border-radius: var(--radius-md); overflow: hidden; max-width: 720px; width: 100%; margin: 0 auto; }
.search-row input { flex: 1; background: transparent; border: none; padding: 12px 16px; font-size: 13.5px; color: var(--text-1); outline: none; }
.search-row input::placeholder { color: var(--text-3); }
.search-row button { background: var(--accent-2); color: #fff; padding: 0 22px; font-weight: 600; font-size: 13px; transition: background var(--tr-fast); }
.search-row button:hover { background: var(--accent); }
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.icon-btn { width: 38px; height: 38px; border-radius: var(--radius-md); background: var(--bg-2); border: 1px solid var(--border); color: var(--text-2); display: flex; align-items: center; justify-content: center; transition: all var(--tr-fast); }
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }
.btn { font-family: inherit; font-weight: 600; font-size: 13px; padding: 10px 18px; border-radius: var(--radius-md); display: inline-flex; align-items: center; gap: 6px; transition: all var(--tr-fast); white-space: nowrap; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--accent-2); color: #fff; }
.btn-primary:hover { background: var(--accent); box-shadow: var(--shadow-accent); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--text-1); border-color: var(--border-strong); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 7px 12px; font-size: 12px; }
.topbar-nav { display: flex; gap: 4px; padding: 6px 0; border-top: 1px solid var(--border); overflow-x: auto; scrollbar-width: none; }
.topbar-nav::-webkit-scrollbar { display: none; }
.topbar-nav a { font-size: 12.5px; font-weight: 500; color: var(--text-2); padding: 8px 14px; border-radius: var(--radius-sm); transition: all var(--tr-fast); white-space: nowrap; cursor: pointer; }
.topbar-nav a:hover { color: var(--text-1); background: var(--bg-2); }
.topbar-nav a.active { color: var(--accent); background: var(--accent-soft); }
.topbar-nav a.flagship { color: var(--gold); font-weight: 600; }
.topbar-nav a.flagship::before { content: '★ '; }
.topbar-nav a.nav-divider { width: 1px; height: 22px; background: var(--border-strong); padding: 0; margin: 0 8px; align-self: center; }

/* PILLS */
.pill { display: inline-flex; align-items: center; gap: 4px; font-size: 9.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 3px 8px; border-radius: var(--radius-xs); }
.p-success { background: var(--success-bg); color: var(--success); }
.p-info    { background: var(--info-bg);    color: var(--info); }
.p-warn    { background: var(--warning-bg); color: var(--warning); }
.p-violet  { background: var(--violet-bg);  color: var(--violet); }
.p-gold    { background: var(--gold-soft);  color: var(--gold); }
.p-accent  { background: var(--accent-soft); color: var(--accent); }

/* ============================================================
   EVENT SINGLE PAGE — prefixed .es-
   ============================================================ */
.es-breadcrumb { padding: 18px 0 6px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--text-3); text-transform: uppercase; }
.es-breadcrumb a { color: var(--text-2); transition: color var(--tr-fast); }
.es-breadcrumb a:hover { color: var(--accent); }
.es-breadcrumb .sep { color: var(--text-4); margin: 0 10px; }

/* HERO BANNER */
.es-banner {
  height: 280px;
  background: linear-gradient(135deg, #1a4a5e 0%, #0461a3 50%, #2d2f5e 100%);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.es-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 40%, rgba(255,255,255,0.10), transparent 55%),
    radial-gradient(circle at 75% 70%, rgba(31,156,224,0.20), transparent 50%);
}
.es-banner-pattern {
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, transparent 0 16px, rgba(255,255,255,0.025) 16px 17px);
  opacity: 0.6;
}

/* HERO */
.es-hero { padding: 0 0 36px; border-bottom: 1px solid var(--border); }
.es-hero-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}
.es-hero-main { padding-top: 0; }

/* Date block */
.es-date-block {
  display: flex;
  align-items: flex-end;
  gap: 24px;
  margin-top: -64px;
  margin-bottom: 24px;
  position: relative;
}
.es-date-card {
  background: var(--bg-1);
  border: 4px solid var(--bg-0);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 18px 22px;
  text-align: center;
  min-width: 140px;
  flex-shrink: 0;
}
.es-date-month {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
}
.es-date-day {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 700;
  color: var(--text-1);
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 4px 0;
}
.es-date-year {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--text-3);
  font-weight: 600;
}
.es-date-range {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-2);
  text-transform: uppercase;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.es-date-meta {
  padding-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.es-meta-tags-row { display: flex; flex-wrap: wrap; gap: 6px; }
.es-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--warning-bg);
  border: 1px solid rgba(255,176,32,0.3);
  border-radius: 99px;
  color: var(--warning);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.es-status-badge .pulse {
  width: 7px; height: 7px;
  background: var(--warning);
  border-radius: 50%;
  animation: live-pulse 1.5s ease-in-out infinite;
}
@keyframes live-pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.85); } }
.es-featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: var(--gold-soft);
  border: 1px solid rgba(240,185,11,0.3);
  border-radius: 99px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Title */
.es-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 14px;
}
.es-title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 4.5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--text-1);
  margin: 0;
}
.es-title em { font-style: italic; color: var(--accent); font-weight: 600; }
.es-title-actions { display: flex; gap: 8px; flex-shrink: 0; padding-top: 10px; }

.es-tagline {
  font-family: var(--font-serif);
  font-size: 19px;
  font-style: italic;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 26px;
  max-width: 720px;
}

/* Key facts row */
.es-keyfacts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0;
  padding: 0;
  margin-bottom: 24px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.es-keyfact {
  padding: 16px 18px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.es-keyfact:last-child { border-right: none; }
.es-keyfact-icon {
  font-size: 16px;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}
.es-keyfact-value {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.015em;
  line-height: 1.15;
}
.es-keyfact-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.05em;
}

/* Description */
.es-description {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-2);
}
.es-description p { margin-bottom: 1.2em; }
.es-description strong { color: var(--text-1); font-weight: 600; }
.es-description a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* Topic tags */
.es-topics {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.es-topic-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 700;
  margin-right: 4px;
  align-self: center;
}
.es-topic-chip {
  padding: 5px 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-2);
  transition: all var(--tr-fast);
  font-weight: 500;
}
.es-topic-chip:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }

/* ═══════════ REGISTER PANEL ═══════════ */
.es-register-panel {
  position: sticky;
  top: 130px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.es-register-header {
  padding: 22px 22px 16px;
  background: linear-gradient(135deg, var(--accent-3) 0%, #022a4d 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.es-register-header::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}
.es-register-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 8px;
  position: relative;
}
.es-register-price {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1;
  margin-bottom: 4px;
  position: relative;
}
.es-register-price em { font-style: normal; color: var(--gold); font-size: 0.55em; font-weight: 600; margin-left: 4px; vertical-align: top; }
.es-register-price-sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
}
.es-register-body { padding: 22px; }
.es-register-cta {
  width: 100%;
  padding: 14px;
  background: var(--accent-2);
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--tr-fast);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.es-register-cta:hover { background: var(--accent); box-shadow: var(--shadow-accent); transform: translateY(-1px); }
.es-register-secondary {
  width: 100%;
  padding: 12px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-1);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--tr-fast);
  margin-bottom: 16px;
}
.es-register-secondary:hover { border-color: var(--accent); color: var(--accent); }

.es-register-meta {
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.es-meta-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 12px;
}
.es-meta-line-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 700;
}
.es-meta-line-value { color: var(--text-1); font-weight: 600; text-align: right; }
.es-meta-line-value.accent { color: var(--accent); }

.es-register-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.es-quick-btn {
  padding: 9px 8px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-2);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--tr-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  text-align: center;
}
.es-quick-btn:hover { border-color: var(--accent); color: var(--accent); }

.es-register-footer {
  padding: 12px 22px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
}
.es-register-footer .check { color: var(--success); font-size: 12px; font-weight: 700; }

/* ─── LOCATION ─── */
.es-section { padding: 48px 0; border-bottom: 1px solid var(--border); }
.es-section-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-1);
  margin-bottom: 8px;
}
.es-section-title em { color: var(--accent); font-style: italic; }
.es-section-sub { font-size: 14px; color: var(--text-2); margin-bottom: 24px; max-width: 720px; line-height: 1.5; }

.es-location-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; }
.es-map-placeholder {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #1a293c, #0e1626);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.es-map-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(31,156,224,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31,156,224,0.05) 1px, transparent 1px);
  background-size: 30px 30px;
}
.es-map-pin {
  position: relative;
  width: 48px; height: 48px;
  background: var(--accent);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-accent);
  z-index: 2;
}
.es-map-pin::after {
  content: '';
  position: absolute;
  top: -8px; left: -8px;
  right: -8px; bottom: -8px;
  border: 2px solid var(--accent);
  border-radius: 50% 50% 50% 0;
  opacity: 0.4;
  animation: pin-pulse 2s ease-in-out infinite;
}
@keyframes pin-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}
.es-map-pin span { transform: rotate(45deg); font-size: 22px; }

.es-location-info { display: flex; flex-direction: column; gap: 18px; }
.es-location-card {
  padding: 18px 20px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.es-location-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.es-location-value { font-size: 14px; color: var(--text-1); line-height: 1.5; font-weight: 600; }
.es-location-value a { color: var(--accent); }
.es-directions-btn {
  margin-top: 12px;
  padding: 9px 14px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: var(--radius-sm);
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--tr-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.es-directions-btn:hover { background: var(--accent); color: #fff; }

/* ─── ORGANIZER ─── */
.es-organizer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 22px 26px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.es-organizer-logo {
  width: 72px; height: 72px;
  border-radius: var(--radius-md);
  background: var(--bg-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 28px;
  color: var(--text-1);
  letter-spacing: -0.03em;
}
.es-organizer-info {}
.es-organizer-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 700;
  margin-bottom: 4px;
}
.es-organizer-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text-1);
  margin-bottom: 4px;
}
.es-organizer-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.es-organizer-meta strong { color: var(--text-1); font-weight: 700; }
.es-organizer-cta {
  padding: 10px 18px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-1);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 12.5px;
  cursor: pointer;
  transition: all var(--tr-fast);
}
.es-organizer-cta:hover { border-color: var(--accent); color: var(--accent); }

/* ─── RELATED EVENTS ─── */
.es-related { padding: 56px 0; background: var(--bg-1); border-top: 1px solid var(--border); }
.es-related-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 12px;
}
.es-related-title { font-family: var(--font-serif); font-size: 28px; font-weight: 700; letter-spacing: -0.02em; color: var(--text-1); }
.es-related-title em { font-style: italic; color: var(--accent); font-weight: 600; }
.es-related-link { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.es-related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.es-related-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--tr-med);
  cursor: pointer;
}
.es-related-card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--shadow-lg); }
.es-related-banner {
  height: 100px;
  position: relative;
  overflow: hidden;
}
.es-related-banner.ag-1 { background: linear-gradient(135deg, #1a4a5e, #0461a3); }
.es-related-banner.ag-2 { background: linear-gradient(135deg, #2d2f5e, #6d4aff); }
.es-related-banner.ag-3 { background: linear-gradient(135deg, #5e1a3a, #0461a3); }
.es-related-banner::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 70% 50%, rgba(255,255,255,0.10), transparent 60%); }
.es-related-date-mini {
  position: absolute;
  top: 10px; left: 10px;
  background: rgba(10,18,32,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  text-align: center;
}
.es-related-date-mini .month { font-family: var(--font-mono); font-size: 8.5px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); font-weight: 700; display: block; }
.es-related-date-mini .day { font-family: var(--font-serif); font-size: 18px; font-weight: 700; color: #fff; line-height: 1; margin-top: 1px; letter-spacing: -0.02em; display: block; }
.es-related-body { padding: 14px 16px 16px; flex: 1; display: flex; flex-direction: column; }
.es-related-tags { display: flex; gap: 5px; margin-bottom: 8px; }
.es-related-name { font-family: var(--font-serif); font-size: 15px; font-weight: 700; line-height: 1.25; letter-spacing: -0.015em; color: var(--text-1); margin-bottom: 8px; }
.es-related-venue {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--text-3);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ─── AD SLOTS ─── */
.ad-slot { background: var(--bg-1); border: 1px dashed var(--border-strong); border-radius: var(--radius-md); display: flex; flex-direction: column; align-items: center; overflow: hidden; }
.ad-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.18em; color: var(--text-3); text-transform: uppercase; padding: 5px 0; width: 100%; text-align: center; background: var(--bg-2); border-bottom: 1px solid var(--border); font-weight: 600; }
.ad-content { flex: 1; width: 100%; display: flex; align-items: center; justify-content: center; color: var(--text-3); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; background: linear-gradient(135deg, var(--bg-2) 0%, var(--bg-3) 100%); background-image: repeating-linear-gradient(45deg, transparent 0 12px, rgba(31,156,224,0.025) 12px 13px); }
.ad-leader { margin: 0 0 8px; }
.ad-leader .ad-content { min-height: 90px; }
.ad-billboard { margin: 40px 0 0; }
.ad-billboard .ad-content { min-height: 250px; }

/* FOOTER */
.footer { padding: 56px 0 32px; background: var(--bg-1); border-top: 1px solid var(--border); font-size: 13px; color: var(--text-3); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand { font-family: var(--font-serif); font-size: 24px; font-weight: 700; color: var(--text-1); margin-bottom: 12px; letter-spacing: -0.02em; }
.footer-brand em { color: var(--accent); font-style: italic; font-weight: 600; }
.footer-col h5 { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-2); margin-bottom: 14px; font-weight: 700; }
.footer-col a { display: block; padding: 5px 0; color: var(--text-3); font-size: 13px; transition: color var(--tr-fast); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em; color: var(--text-4); text-transform: uppercase; }

@media (max-width: 1100px) {
  .es-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .es-register-panel { position: static; max-width: 540px; margin: 0 auto; }
  .es-location-grid { grid-template-columns: 1fr; }
  .es-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .container { padding: 0 18px; }
  .topbar-main { grid-template-columns: auto auto; gap: 14px; row-gap: 14px; }
  .search-row { grid-column: 1 / -1; order: 3; }
  .es-banner { height: 180px; }
  .es-date-block { flex-direction: column; align-items: flex-start; gap: 14px; margin-top: -48px; }
  .es-date-card { padding: 14px 20px; min-width: 0; }
  .es-date-day { font-size: 42px; }
  .es-title { font-size: clamp(26px, 8vw, 36px); }
  .es-title-row { flex-direction: column; gap: 12px; }
  .es-organizer { grid-template-columns: 1fr; text-align: center; }
  .es-organizer-logo { margin: 0 auto; }
  .es-related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}