/* Style Variables and Brand Theme */
:root {
  --bg-primary: #faf9f7;
  --bg-secondary: #f3f1ec;
  --bg-tertiary: #e8e5de;
  --gold: #9a7b3a;
  --gold-glow: rgba(154, 123, 58, 0.35);
  --gold-dim: rgba(154, 123, 58, 0.12);
  --text-primary: #171717;
  --text-secondary: #525252;
  --text-muted: #737373;
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(0, 0, 0, 0.08);
  --font-serif: 'Kumbh Sans', sans-serif;
  --font-sans: 'Kumbh Sans', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Resets */
body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

h1,
h2,
h3,
h4,
.serif-font {
  font-family: var(--font-serif);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border: 2px solid var(--bg-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold);
}

/* Premium Animations */
@keyframes pulseGlow {

  0%,
  100% {
    box-shadow: 0 0 10px var(--gold-dim);
  }

  50% {
    box-shadow: 0 0 25px var(--gold-glow);
  }
}

@keyframes textReveal {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes marquee {
  0% {
    transform: translateX(0%);
  }

  100% {
    transform: translateX(-50%);
  }
}

@keyframes livePulse {
  0% {
    transform: scale(0.95);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.05);
    opacity: 1;
  }

  100% {
    transform: scale(0.95);
    opacity: 0.5;
  }
}

/* Custom Utilities */
.glass-panel {
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(154, 123, 58, 0.35);
  background: rgba(255, 255, 255, 0.92);
}

.gold-glow-button {
  background: linear-gradient(135deg, #e3c485, #b8934c);
  color: #000;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(214, 179, 106, 0.2);
  transition: var(--transition-smooth);
}

.gold-glow-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(214, 179, 106, 0.4);
}

.gold-outline-button {
  border: 1px solid var(--gold);
  color: var(--gold);
  transition: var(--transition-smooth);
}

.gold-outline-button:hover {
  background: var(--gold);
  color: #000;
  box-shadow: 0 4px 15px rgba(214, 179, 106, 0.15);
}

/* Cinematic Video Mask */
.cinematic-video-mask {
  /* background:
    radial-gradient(circle at center, rgba(255,255,255,0.45) 0%, rgba(250,249,247,0.88) 75%),
    linear-gradient(to bottom, rgba(255,255,255,0.3) 0%, rgba(250,249,247,0.96) 98%);
  pointer-events: none; */
  background: linear-gradient(to bottom,
      rgba(0, 0, 0, 0.7) 0%,
      rgba(0, 0, 0, 0.3) 50%,
      rgba(0, 0, 0, 0.7) 100%);
}

/* =============================================
   HERO BACKGROUND SLIDESHOW
   ============================================= */

#hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#hero-slideshow .hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
}

#hero-slideshow .hero-slide.entering,
#hero-slideshow .hero-slide.leaving {
  will-change: transform, opacity;
}

/* Transition 1 — Fade */
@keyframes hs-fade-in  { from { opacity: 0 } to { opacity: 1 } }
@keyframes hs-fade-out { from { opacity: 1 } to { opacity: 0 } }

/* Transition 2 — Zoom In (Ken Burns style) */
@keyframes hs-zoom-in-in  { from { opacity: 0; transform: scale(1.12) } to { opacity: 1; transform: scale(1) } }
@keyframes hs-zoom-in-out { from { opacity: 1; transform: scale(1)    } to { opacity: 0; transform: scale(0.96) } }

/* Transition 3 — Slide from Right */
@keyframes hs-slide-r-in  { from { opacity: 0; transform: translateX(4%) } to { opacity: 1; transform: translateX(0) } }
@keyframes hs-slide-r-out { from { opacity: 1; transform: translateX(0) } to { opacity: 0; transform: translateX(-3%) } }

/* Transition 4 — Ken Burns drift (pan right slowly while active) */
@keyframes hs-kenburns-in  { from { opacity: 0; transform: scale(1.08) translateX(-2%) } to { opacity: 1; transform: scale(1.0) translateX(0) } }
@keyframes hs-kenburns-out { from { opacity: 1; transform: scale(1.0) translateX(0) }     to { opacity: 0; transform: scale(1.04) translateX(1%) } }

/* Transition 5 — Flash Cut (very fast luminance flash then settle) */
@keyframes hs-flash-in  {
  0%   { opacity: 0; filter: brightness(3) }
  15%  { opacity: 1; filter: brightness(1.5) }
  100% { opacity: 1; filter: brightness(1) }
}
@keyframes hs-flash-out {
  0%   { opacity: 1; filter: brightness(1) }
  85%  { opacity: 1; filter: brightness(1.4) }
  100% { opacity: 0; filter: brightness(2) }
}

/* Active state — applied by JS to bring the current slide in */
.hero-slide.entering { opacity: 1; }

.hero-slide.t-fade.entering        { animation: hs-fade-in    0.9s ease forwards; }
.hero-slide.t-fade.leaving         { animation: hs-fade-out   0.9s ease forwards; }

.hero-slide.t-zoom-in.entering     { animation: hs-zoom-in-in  1.1s ease forwards; }
.hero-slide.t-zoom-in.leaving      { animation: hs-zoom-in-out 1.1s ease forwards; }

.hero-slide.t-slide-r.entering     { animation: hs-slide-r-in  1.0s ease forwards; }
.hero-slide.t-slide-r.leaving      { animation: hs-slide-r-out 1.0s ease forwards; }

.hero-slide.t-kenburns.entering    { animation: hs-kenburns-in  1.2s ease forwards; }
.hero-slide.t-kenburns.leaving     { animation: hs-kenburns-out 1.2s ease forwards; }

.hero-slide.t-flash.entering       { animation: hs-flash-in   0.6s ease forwards; }
.hero-slide.t-flash.leaving        { animation: hs-flash-out  0.6s ease forwards; }


/* Film Grain Overlay */
.film-grain {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("https://www.transparenttextures.com/patterns/asfalt-dark.png");
  opacity: 0.05;
  mix-blend-mode: multiply;
  pointer-events: none;
  z-index: 2;
}

/* Text Marquee / Motion Typography */
.marquee-container {
  overflow: hidden;
  white-space: nowrap;
  width: 100%;
  display: flex;
  background: rgba(243, 241, 236, 0.9);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.marquee-content {
  display: inline-flex;
  animation: marquee 25s linear infinite;
  padding: 15px 0;
}

.marquee-item {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0 40px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
}

.marquee-item::after {
  content: '·';
  margin-left: 80px;
  color: var(--gold);
}

/* Livestream pulsing dot */
.pulse-live-dot {
  width: 8px;
  height: 8px;
  background-color: #ef4444;
  border-radius: 50%;
  display: inline-block;
  animation: livePulse 1.8s infinite ease-in-out;
}

/* Tab Transition effects */
.tab-content {
  display: none;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.tab-content.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Speaker Hover Grid */
.speaker-avatar-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 50%;
  width: 80px;
  height: 80px;
  border: 2px solid rgba(214, 179, 106, 0.3);
  transition: var(--transition-smooth);
}

.speaker-avatar-wrapper:hover {
  border-color: var(--gold);
  transform: scale(1.05);
}

/* Custom Checkbox Toggle */
.custom-toggle {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 24px;
}

.custom-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider-toggle {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-tertiary);
  transition: .4s;
  border-radius: 24px;
  border: 1px solid var(--glass-border);
}

.slider-toggle:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-secondary);
  transition: .4s;
  border-radius: 50%;
}

input:checked+.slider-toggle {
  background-color: rgba(214, 179, 106, 0.2);
  border-color: var(--gold);
}

input:checked+.slider-toggle:before {
  transform: translateX(24px);
  background-color: var(--gold);
}

/* Tooltips */
.tooltip {
  position: relative;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 140px;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  text-align: center;
  border-radius: 6px;
  padding: 6px;
  position: absolute;
  z-index: 50;
  bottom: 125%;
  left: 50%;
  margin-left: -70px;
  opacity: 0;
  transition: opacity 0.3s;
  border: 1px solid var(--glass-border);
  font-size: 0.75rem;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

/* Glass Modals */
.modal-overlay {
  background: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

/* Interactive Card Badges */
.badge-faith {
  background: rgba(147, 51, 234, 0.15);
  color: #c084fc;
  border: 1px solid rgba(147, 51, 234, 0.3);
}

.badge-tech {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-identity {
  background: rgba(154, 123, 58, 0.12);
  color: #9a7b3a;
  border: 1px solid rgba(154, 123, 58, 0.3);
}

.badge-power {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-body {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-gender {
  background: rgba(236, 72, 153, 0.15);
  color: #f472b6;
  border: 1px solid rgba(236, 72, 153, 0.3);
}

/* About section */
.about-section__header {
  /* border-left: 3px solid var(--gold);
  padding-left: 1.25rem; */
}

@media (min-width: 768px) {
  /* .about-section__header {
    padding-left: 1.5rem;
  } */
}

.about-card {
  background: transparent;
  border: none;
  padding: 0;
  transition: var(--transition-smooth);
}

.about-card:hover {
  transform: translateY(-2px);
}

.about-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  border-radius: 10px;
  background: rgba(154, 123, 58, 0.1);
  color: var(--gold);
}

.about-quote {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0;
  padding: 1.75rem 1.5rem;
  background: linear-gradient(135deg, rgba(154, 123, 58, 0.08) 0%, rgba(255, 255, 255, 0.9) 100%);
  border: 1px solid rgba(154, 123, 58, 0.2);
  border-radius: 12px;
  height: 100%;
}

.about-quote blockquote {
  margin: 0;
}

.about-quote blockquote p::before {
  content: none;
}

.about-cta-btn:focus-visible {
  outline: none;
}

/* Intelligence Squared–style event cards */
.events-featured {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.5rem;
  -webkit-overflow-scrolling: touch;
}

.events-featured::-webkit-scrollbar {
  height: 6px;
}

.events-featured::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}

.event-card-featured {
  flex: 0 0 min(100%, 320px);
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 280px;
  transition: var(--transition-smooth);
}

.event-card-featured:hover {
  border-color: rgba(0, 0, 0, 0.2);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.event-card-featured__label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.event-card-featured__location {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.event-card-featured__title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: auto;
  padding-bottom: 1.25rem;
  cursor: pointer;
}

.event-card-featured__title:hover {
  color: var(--gold);
}

.events-lineup {
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.event-card-iq {
  display: grid;
  grid-template-columns: 5.5rem auto 1fr auto;
  gap: 1.5rem 2rem;
  align-items: start;
  padding: 2rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  background: transparent;
}

.event-card-iq:last-child {
  border-bottom: none;
}

.event-card-iq__date {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
  color: var(--text-primary);
  user-select: none;
}

.event-card-iq__weekday {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.event-card-iq__day {
  font-size: 2.75rem;
  font-weight: 300;
  line-height: 1;
  margin-bottom: 0.2rem;
}

.event-card-iq__month {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.event-card-iq__body {
  min-width: 0;
}

.event-card-iq__badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.event-card-iq__badge-fast {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #b45309;
}

.event-card-iq__meta {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.event-card-iq__title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
  cursor: pointer;
  transition: color 0.25s ease;
}

.event-card-iq__title:hover {
  color: var(--gold);
}

.event-card-iq__speakers {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

.event-card-iq__moderator {
  display: block;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.event-card-iq__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
  padding-top: 0.25rem;
}

.event-card-iq__cta {
  display: inline-block;
  padding: 0.85rem 1.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  color: var(--text-primary);
  background: transparent;
  border: 2px solid var(--text-primary);
  white-space: nowrap;
  transition: var(--transition-smooth);
  cursor: pointer;
  font-family: inherit;
  line-height: 1.2;
  text-decoration: none;
}

.event-card-iq__cta--registered {
  display: inline-block;
  padding: 0.85rem 1.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  color: var(--gold);
  background: rgba(154, 123, 58, 0.1);
  border: 2px solid rgba(154, 123, 58, 0.35);
  cursor: default;
}

.event-card-iq__cta:hover {
  background: var(--text-primary);
  color: #fff;
}

.event-card-iq__cta--disabled {
  opacity: 0.45;
  pointer-events: none;
  border-color: var(--text-muted);
  color: var(--text-muted);
}

.event-card-iq__secondary {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.event-card-iq__icon-btn {
  padding: 0.4rem;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 4px;
  color: var(--text-secondary);
  background: #fff;
  transition: var(--transition-smooth);
}

.event-card-iq__icon-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.event-card-iq__admin {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.event-card-iq__seats {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.event-card-iq__seats--actions {
  margin: 0;
  text-align: right;
  width: 100%;
  max-width: 9.5rem;
}

@media (max-width: 768px) {
  .event-card-iq {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.5rem 0;
  }

  .event-card-iq__date {
    flex-direction: row;
    align-items: baseline;
    gap: 0.5rem;
  }

  .event-card-iq__day {
    font-size: 2rem;
  }

  .event-card-iq__actions {
    align-items: stretch;
  }

  .event-card-iq__cta {
    width: 100%;
  }

  .event-card-iq__secondary {
    justify-content: flex-start;
  }
}