/* =============================================
   ASTANA DIGITAL FORUM 2026
   Midnight blue · Electric accents
   Space Grotesk + Inter
   ============================================= */

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

:root {
  --bg:          #070B16;
  --bg-surface:  #0C1220;
  --bg-card:     #111A2E;
  --bg-elevated: #162238;

  --blue:        #2563EB;
  --blue-mid:    #3B82F6;
  --blue-light:  #60A5FA;
  --cyan:        #22D3EE;
  --gold:        #F59E0B;
  --gold-bg:     rgba(245,158,11,.12);
  --red:         #EF4444;
  --green:       #22C55E;
  --purple:      #A855F7;

  --text:        #EFF6FF;
  --text-muted:  rgba(239,246,255,.6);
  --text-faint:  rgba(239,246,255,.28);

  --border:      rgba(255,255,255,.08);
  --border-blue: rgba(37,99,235,.35);
  --border-gold: rgba(245,158,11,.3);

  --shadow-blue: 0 8px 32px rgba(37,99,235,.4);
  --glow-blue:   0 0 80px rgba(37,99,235,.25);

  --radius-sm:   8px;
  --radius:      12px;
  --radius-lg:   20px;
  --container:   1160px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* =============================================
   HEADER
   ============================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7,11,22,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--blue);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: white;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.logo-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--text);
  line-height: 1;
}

.logo-sub {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--blue-light);
  line-height: 1;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color .2s;
  white-space: nowrap;
}

.nav a:hover { color: var(--text); }

.btn-header-cta {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  height: 42px;
  padding: 0 20px;
  background: var(--blue);
  color: white;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background .2s, transform .15s;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1;
}

.btn-header-cta:hover {
  background: var(--blue-mid);
  transform: translateY(-1px);
}

.header-cta-price {
  font-size: 10px;
  font-weight: 400;
  opacity: .75;
  letter-spacing: .02em;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 68px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 65% 55% at 50% 85%, rgba(37,99,235,.22) 0%, transparent 65%),
    radial-gradient(ellipse 40% 40% at 15% 50%, rgba(34,211,238,.07) 0%, transparent 60%),
    radial-gradient(ellipse 35% 35% at 85% 30%, rgba(168,85,247,.06) 0%, transparent 55%),
    linear-gradient(180deg, #0A101E 0%, #070B16 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,.055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 70%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 24px 80px;
  max-width: 880px;
  margin: 0 auto;
}

/* Live badge */
.hero-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--text-muted);
  background: rgba(37,99,235,.12);
  border: 1px solid var(--border-blue);
  border-radius: 20px;
  padding: 7px 16px;
  margin-bottom: 32px;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22C55E;
  animation: pulse-green 2s ease infinite;
  flex-shrink: 0;
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
  50%       { box-shadow: 0 0 0 5px rgba(34,197,94,0); }
}

.live-sep { color: var(--text-faint); }

.hero-kicker {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 20px;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: 32px;
}

.ht-1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(72px, 13vw, 144px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
  line-height: .95;
  display: block;
}

.ht-2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(56px, 10vw, 110px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--blue-light);
  line-height: .95;
  display: block;
}

.ht-3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--text-muted);
  line-height: 1.2;
  display: block;
}

.ht-3 em {
  font-style: normal;
  color: var(--gold);
}

/* Hero meta */
.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-meta-item svg { color: var(--blue-light); flex-shrink: 0; }

.meta-sep { color: var(--text-faint); }

/* Countdown */
.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
}

.cd-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-blue);
  border-radius: var(--radius);
  padding: 18px 28px 14px;
  min-width: 100px;
  position: relative;
  overflow: hidden;
}

.cd-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--blue);
  opacity: .6;
}

.cd-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

.cd-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 6px;
}

.cd-sep {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 20px;
  opacity: .6;
}

.cd-ended {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--green);
  padding: 20px 40px;
  background: var(--bg-card);
  border: 1px solid rgba(34,197,94,.3);
  border-radius: var(--radius);
}

/* Hero buttons */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 52px;
  padding: 0 36px;
  background: var(--blue);
  color: white;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .03em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background .2s, transform .15s, box-shadow .2s;
  box-shadow: var(--shadow-blue);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--blue-mid);
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(37,99,235,.5);
}

.btn-primary.btn-xl {
  height: 60px;
  padding: 0 48px;
  font-size: 16px;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  height: 52px;
  padding: 0 32px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .03em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: color .2s, border-color .2s;
  white-space: nowrap;
}

.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,.2);
}

/* =============================================
   STATS STRIP
   ============================================= */
.stats-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 36px;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -.01em;
}

.stat-label {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: .04em;
}

.stat-sep {
  width: 1px;
  height: 28px;
  background: var(--border);
  flex-shrink: 0;
}

/* =============================================
   SECTIONS — shared
   ============================================= */
.section { padding: 88px 0; }
.bg-surface { background: var(--bg-surface); }

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 52px;
}

.section-head.centered {
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue-light);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.eyebrow::before {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  background: var(--blue);
  flex-shrink: 0;
}

.eyebrow-center::before { display: none; }

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -.01em;
}

.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 420px;
  line-height: 1.75;
}

/* =============================================
   SPEAKERS
   ============================================= */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.speaker-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .2s, transform .2s;
  text-align: center;
  padding-bottom: 20px;
}

.speaker-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-4px);
}

.speaker-av {
  width: 100%;
  aspect-ratio: 1;
  background: var(--av);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: rgba(255,255,255,.85);
  letter-spacing: .02em;
  margin-bottom: 16px;
  position: relative;
}

.speaker-av img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
}

.speaker-av::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,26,46,.8) 0%, transparent 50%);
}

.speaker-body {
  padding: 0 16px;
}

.speaker-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 3px;
  line-height: 1.3;
}

.speaker-role {
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 2px;
}

.speaker-co {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.speaker-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
}

.speaker-tag.blue   { background: rgba(37,99,235,.15);  color: var(--blue-light);  border: 1px solid rgba(37,99,235,.25); }
.speaker-tag.purple { background: rgba(168,85,247,.15); color: #C084FC;             border: 1px solid rgba(168,85,247,.25); }
.speaker-tag.cyan   { background: rgba(34,211,238,.1);  color: var(--cyan);         border: 1px solid rgba(34,211,238,.2); }
.speaker-tag.orange { background: rgba(249,115,22,.12); color: #FB923C;             border: 1px solid rgba(249,115,22,.22); }
.speaker-tag.green  { background: rgba(34,197,94,.12);  color: #4ADE80;             border: 1px solid rgba(34,197,94,.22); }
.speaker-tag.pink   { background: rgba(236,72,153,.12); color: #F472B6;             border: 1px solid rgba(236,72,153,.22); }
.speaker-tag.gold   { background: rgba(245,158,11,.12); color: #FCD34D;             border: 1px solid rgba(245,158,11,.22); }

.speakers-more {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.sm-text {
  font-size: 14px;
  color: var(--text-faint);
}

.sm-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--blue-light);
  text-decoration: none;
  transition: color .2s;
}

.sm-link:hover { color: var(--text); }

/* =============================================
   PROGRAM TABS
   ============================================= */
.tabs { position: relative; }
.tabs input[type="radio"] { display: none; }

.tabs-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 50px;
  padding: 0 22px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
  white-space: nowrap;
  user-select: none;
}

.tab-btn:hover { color: var(--text); }

.tab-btn svg { opacity: .6; }

/* Active tab states */
#track-a:checked ~ .tabs-nav label[for="track-a"],
#track-b:checked ~ .tabs-nav label[for="track-b"] {
  color: var(--text);
  border-bottom-color: var(--blue);
}

#track-a:checked ~ .tabs-nav label[for="track-a"] svg,
#track-b:checked ~ .tabs-nav label[for="track-b"] svg {
  opacity: 1;
}

/* Panel visibility */
.agenda { display: none; }
#track-a:checked ~ #agenda-a { display: block; }
#track-b:checked ~ #agenda-b { display: block; }

/* Agenda items */
.agenda-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: start;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  transition: background .15s;
}

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

.agenda-item:hover { background: rgba(255,255,255,.02); }

.agenda-time {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue-light);
  letter-spacing: .04em;
  padding-top: 2px;
  flex-shrink: 0;
}

.agenda-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.3;
}

.agenda-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 6px;
}

.agenda-speaker {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--blue-light);
  opacity: .8;
}

.agenda-badge {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(255,255,255,.06);
  color: var(--text-faint);
  border: 1px solid var(--border);
  white-space: nowrap;
  margin-top: 2px;
}

.agenda-badge.keynote { background: rgba(37,99,235,.15); color: var(--blue-light); border-color: rgba(37,99,235,.3); }
.agenda-badge.hot     { background: rgba(239,68,68,.12); color: #FCA5A5;            border-color: rgba(239,68,68,.25); }
.agenda-badge.panel   { background: rgba(168,85,247,.12); color: #C084FC;           border-color: rgba(168,85,247,.25); }
.agenda-badge.break   { background: rgba(255,255,255,.04); color: var(--text-faint); border-color: var(--border); }
.agenda-badge.reg     { background: rgba(34,197,94,.1);  color: #4ADE80;            border-color: rgba(34,197,94,.22); }
.agenda-badge.close   { background: rgba(245,158,11,.1); color: #FCD34D;            border-color: rgba(245,158,11,.22); }

/* =============================================
   TICKETS
   ============================================= */
.tickets-urgency {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gold);
  background: var(--gold-bg);
  border: 1px solid var(--border-gold);
  border-radius: 20px;
  padding: 6px 16px;
  margin-top: 16px;
}

.urgency-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse-gold 2s ease infinite;
  flex-shrink: 0;
}

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245,158,11,.5); }
  50%       { box-shadow: 0 0 0 5px rgba(245,158,11,0); }
}

.tickets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
  margin-top: 48px;
}

.ticket-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  transition: border-color .2s, transform .2s;
}

.ticket-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-4px);
}

.ticket-card.popular {
  border-color: var(--blue);
  background: linear-gradient(180deg, rgba(37,99,235,.08) 0%, var(--bg-card) 40%);
}

.ticket-card.vip {
  border-color: var(--border-gold);
  background: linear-gradient(180deg, rgba(245,158,11,.06) 0%, var(--bg-card) 40%);
}

.ticket-popular-badge {
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--blue);
  color: white;
  padding: 4px 16px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.ticket-vip-scarcity {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold);
  margin-bottom: 16px;
}

.scarcity-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse-gold 1.5s ease infinite;
  flex-shrink: 0;
}

.ticket-tier {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--text-faint);
  margin-bottom: 12px;
}

.vip-tier { color: var(--gold); }

.ticket-early {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.early-old {
  font-size: 14px;
  color: var(--text-faint);
  text-decoration: line-through;
}

.early-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(34,197,94,.12);
  color: #4ADE80;
  border: 1px solid rgba(34,197,94,.22);
  border-radius: 20px;
  padding: 2px 8px;
}

.ticket-price-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.ticket-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 4vw, 42px);
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -.02em;
}

.ticket-cur {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-muted);
}

.ticket-until {
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.ticket-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.feat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}

.feat svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.feat.on svg { color: var(--blue-light); }
.feat.on.gold svg { color: var(--gold); }
.feat.on.gold { color: var(--text); }
.feat.off { color: var(--text-faint); }
.feat.off svg { color: var(--text-faint); opacity: .4; }

.btn-buy {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  width: 100%;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background .2s, transform .15s;
  border: 1px solid var(--border);
  color: var(--text);
  background: transparent;
}

.btn-buy:hover { background: rgba(255,255,255,.06); transform: translateY(-1px); }

.btn-buy.popular {
  background: var(--blue);
  border-color: var(--blue);
  color: white;
  box-shadow: var(--shadow-blue);
}

.btn-buy.popular:hover {
  background: var(--blue-mid);
  transform: translateY(-2px);
}

.btn-buy.vip {
  background: var(--gold-bg);
  border-color: var(--border-gold);
  color: var(--gold);
}

.btn-buy.vip:hover {
  background: rgba(245,158,11,.2);
  transform: translateY(-2px);
}

.tickets-corp {
  text-align: center;
  font-size: 13.5px;
  color: var(--text-faint);
  margin-top: 28px;
}

.tickets-corp a {
  color: var(--blue-light);
  text-decoration: none;
}

.tickets-corp a:hover { text-decoration: underline; }

/* =============================================
   PARTNERS
   ============================================= */
.partners-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 36px 0;
}

.partners-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-faint);
  text-align: center;
  margin-bottom: 24px;
}

.partners-row {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.partner {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--text-faint);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  transition: color .2s, border-color .2s;
}

.partner:hover {
  color: var(--text-muted);
  border-color: rgba(255,255,255,.14);
}

/* =============================================
   VENUE
   ============================================= */
.venue-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.venue-addr {
  font-size: 15px;
  color: var(--text-muted);
  margin: 8px 0 28px;
}

.venue-details {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 32px;
}

.venue-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.venue-detail svg {
  color: var(--blue-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.vd-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 3px;
}

.vd-val {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

.btn-map {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  background: transparent;
  color: var(--blue-light);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--border-blue);
  border-radius: var(--radius-sm);
  transition: background .2s;
}

.btn-map:hover { background: rgba(37,99,235,.1); }

.venue-map {
  aspect-ratio: 4/3;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.venue-map-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(37,99,235,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,.04) 1px, transparent 1px);
  background-size: 28px 28px;
}

.venue-map-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.map-pin svg { filter: drop-shadow(0 0 16px rgba(37,99,235,.6)); }

.map-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.map-sub {
  font-size: 13px;
  color: var(--text-faint);
}

/* =============================================
   CTA FINAL
   ============================================= */
.cta-section {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
  text-align: center;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 50%, rgba(37,99,235,.18) 0%, transparent 65%),
    var(--bg-surface);
}

.cta-inner {
  position: relative;
  z-index: 2;
}

.cta-urgency {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--gold);
  background: var(--gold-bg);
  border: 1px solid var(--border-gold);
  border-radius: 20px;
  padding: 6px 16px;
  margin-bottom: 24px;
}

.cta-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.cta-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-faint);
  margin-top: 20px;
  flex-wrap: wrap;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 52px 24px 44px;
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer-left { flex-shrink: 0; }

.footer-tagline {
  font-size: 13px;
  color: var(--text-faint);
  margin-top: 12px;
  letter-spacing: .04em;
}

.footer-cols {
  flex: 1;
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-col {
  display: flex;
  flex-direction: column;
  min-width: 120px;
}

.footer-col-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 14px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 4px 0;
  transition: color .2s;
}

.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 24px;
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-bottom span,
.footer-back {
  font-size: 12.5px;
  color: var(--text-faint);
  text-decoration: none;
  transition: color .2s;
}

.footer-back:hover { color: var(--text-muted); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .speakers-grid  { grid-template-columns: repeat(3, 1fr); }
  .tickets-grid   { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .venue-inner    { grid-template-columns: 1fr; gap: 48px; }
  .stat-item      { padding: 0 20px; }
}

@media (max-width: 768px) {
  .nav, .btn-header-cta { display: none; }
  .burger { display: flex; }

  .hero-inner { padding: 60px 24px 60px; }

  .countdown { gap: 4px; }
  .cd-item   { min-width: 72px; padding: 14px 16px 12px; }
  .cd-num    { font-size: 28px; }
  .cd-sep    { font-size: 24px; margin-bottom: 14px; }

  .speakers-grid  { grid-template-columns: repeat(2, 1fr); }
  .section        { padding: 64px 0; }
  .section-head   { flex-direction: column; }

  .agenda-item { grid-template-columns: 64px 1fr; }
  .agenda-badge { display: none; }

  .stats-inner { gap: 0; flex-wrap: wrap; height: auto; padding: 16px 24px; }
  .stat-item   { padding: 8px 16px; }
  .stat-sep    { display: none; }

  .footer-inner { flex-direction: column; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-meta   { gap: 8px; }
  .meta-sep    { display: none; }
  .hero-meta-item:not(:first-child) { display: none; }

  .speakers-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .btn-primary.btn-xl { padding: 0 28px; font-size: 14px; }
}