/* ==========================================================================
   ADIGSI Cyber Resilience Day — Custom Stylesheet
   Theme: dark navy background, neon cyan accents, cybersecurity aesthetic
   ========================================================================== */

:root {
  --bg: #071425;
  --bg-alt: #0a1a2e;
  --card: #0D2038;
  --card-alt: #0f2440;
  --primary: #00CFFF;
  --secondary: #19B6FF;
  --text: #FFFFFF;
  --text-muted: #93A9C2;
  --border: rgba(0, 200, 255, 0.25);
  --radius: 16px;
  --shadow-glow: 0 0 24px rgba(0, 207, 255, 0.18);
}


* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 85% 0%, rgba(0, 207, 255, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 0% 40%, rgba(25, 182, 255, 0.06) 0%, transparent 40%);
  color: var(--text);
  font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
}

a { text-decoration: none; }

/* ---------- Eyebrow / Section titles ---------- */
.acd-eyebrow {
  display: inline-block;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.acd-section-title {
  font-weight: 800;
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  line-height: 1.25;
  color: var(--text);
}

.acd-section-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 640px;
}

.acd-section { padding: 3.5rem 0; }

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.acd-navbar {
  background: transparent;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.acd-navbar.scrolled {
  background: rgba(13, 41, 77, 0.97);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.acd-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
}

.acd-logo i {
  color: var(--primary);
  font-size: 1.6rem;
  filter: drop-shadow(0 0 6px rgba(0, 207, 255, 0.6));
}

.acd-logo-text {
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.acd-logo-text small {
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.acd-logo-by {
  font-size: 0.7rem;
  color: var(--text-muted);
  border-left: 1px solid var(--border);
  padding-left: 0.75rem;
  margin-left: 0.25rem;
}

.acd-nav-links .nav-link {
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color 0.2s ease;
}

.acd-nav-links .nav-link:hover { color: var(--primary); }

.acd-dropdown {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.4rem;
}

.acd-dropdown .dropdown-item {
  color: var(--text);
  font-size: 0.88rem;
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
}

.acd-dropdown .dropdown-item:hover {
  background: rgba(0, 207, 255, 0.12);
  color: var(--primary);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.acd-btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #071425;
  font-weight: 700;
  border: none;
  border-radius: 999px;
  padding: 0.65rem 1.5rem;
  box-shadow: 0 0 0 rgba(0, 207, 255, 0);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.acd-btn-primary:hover,
.acd-btn-primary:focus {
  color: #071425;
  box-shadow: 0 0 22px rgba(0, 207, 255, 0.55);
  transform: translateY(-2px);
}

.acd-btn-outline {
  background: transparent;
  color: var(--text);
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.65rem 1.5rem;
  transition: all 0.25s ease;
}

.acd-btn-outline:hover,
.acd-btn-outline:focus {
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 16px rgba(0, 207, 255, 0.25);
  transform: translateY(-2px);
}

.acd-btn-ghost {
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.65rem 1.25rem;
  transition: all 0.25s ease;
}

.acd-btn-ghost:hover {
  color: var(--primary);
  border-color: var(--border);
}

.acd-btn-link {
  color: var(--primary);
  font-weight: 600;
  padding: 0.65rem 0.25rem;
  border-bottom: 1px solid transparent;
}

.acd-btn-link:hover { border-color: var(--primary); }

/* ==========================================================================
   HERO
   ========================================================================== */
.acd-hero {
  padding: 7.5rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.acd-hero-title {
  font-weight: 800;
  font-size: clamp(3.5rem, 5.5vw, 5.3rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.acd-hero-subtitle {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.acd-hero-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  max-width: 520px;
  margin-bottom: 1.75rem;
}

.acd-event-info {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.1rem 0;
  margin-bottom: 1rem;
}

.acd-event-info-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--text);
  max-width: 220px;
}

.acd-event-info-item i {
  color: var(--primary);
  font-size: 1.1rem;
}

.acd-hero-part-of {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0;
}

/* Hero visual (illustrated placeholder standing in for the photo) */
.acd-hero-visual {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at 65% 35%, rgba(0, 207, 255, 0.25), transparent 55%),
    linear-gradient(160deg, #0b2036 0%, #061323 100%);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
}

.acd-hero-glow {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 207, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 207, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 80%);
}

.acd-hero-rings {
  position: absolute;
  width: 260px;
  height: 260px;
}

.acd-hero-rings span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 207, 255, 0.35);
  border-radius: 50%;
  animation: acd-pulse 3.5s ease-out infinite;
}

.acd-hero-rings span:nth-child(2) { animation-delay: 1.1s; }
.acd-hero-rings span:nth-child(3) { animation-delay: 2.2s; }

@keyframes acd-pulse {
  0%   { transform: scale(0.55); opacity: 0.8; }
  100% { transform: scale(1.5); opacity: 0; }
}

.acd-hero-shield {
  position: relative;
  z-index: 2;
  color: var(--primary);
  font-size: 3.2rem;
  filter: drop-shadow(0 0 18px rgba(0, 207, 255, 0.7));
}

.acd-hero-crowd {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  color: rgba(0, 207, 255, 0.15);
  font-size: 6rem;
  overflow: hidden;
}

/* ==========================================================================
   PANELS / CARDS (shared)
   ========================================================================== */
.acd-card-panel,
.acd-stats-panel,
.acd-partners-panel,
.acd-cta-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.25rem;
}

/* ---------- Why attend mini cards ---------- */
.acd-mini-card {
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.4rem 1rem;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.acd-mini-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-mini-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(0, 207, 255, 0.1);
  color: var(--primary);
  font-size: 1.4rem;
}

.acd-mini-title {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.acd-mini-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ---------- Stats ---------- */
.acd-stat-item i {
  color: var(--primary);
  font-size: 1.6rem;
  margin-bottom: 0.6rem;
  display: inline-block;
}

.acd-stat-value {
  font-size: clamp(1.4rem, 2.2vw, 1.9rem);
  font-weight: 800;
  color: var(--text);
}

.acd-stat-label {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ---------- Program highlight feature cards ---------- */
.acd-feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.acd-feature-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-feature-visual {
  position: relative;
  height: 170px;
  background:
    radial-gradient(circle at 30% 30%, rgba(0, 207, 255, 0.28), transparent 60%),
    linear-gradient(135deg, #0c2338 0%, #071425 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.acd-feature-visual-icon {
  font-size: 3.5rem;
  color: rgba(0, 207, 255, 0.25);
}

.acd-feature-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(0, 207, 255, 0.15);
  color: var(--primary);
  border: 1px solid var(--border);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
}

.acd-feature-body { padding: 1.5rem; }

.acd-feature-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.acd-feature-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.acd-check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.acd-check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 0.65rem;
}

.acd-check-list li i {
  color: var(--primary);
  margin-top: 0.2rem;
}

/* ==========================================================================
   MAIN STAGE SPOTLIGHT (left column card)
   ========================================================================== */
.acd-stage-main {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  height: 100%;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.acd-stage-main:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-program-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 207, 255, 0.1);
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}

.acd-program-tag i { font-size: 0.9rem; }

.acd-stage-main h3 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.acd-stage-main .desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.acd-agenda {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.acd-agenda-row {
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.acd-agenda-row:hover {
  transform: translateX(4px);
  border-color: var(--primary);
}

.acd-agenda-row p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.5;
}

/* ---------- Agenda scroll variant ---------- */
.acd-agenda-scroll {
  max-height: 300px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.acd-agenda-scroll::-webkit-scrollbar {
  width: 6px;
}

.acd-agenda-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.acd-agenda-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
}

.acd-agenda-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ==========================================================================
   PROGRAM HIGHLIGHTS — Mini Stages bento grid
   ========================================================================== */
.acd-stage-mini-wrap h3 {
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.acd-stage-mini-wrap .desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  max-width: 480px;
  margin-bottom: 0;
}

.acd-bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.acd-bento-tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.acd-bento-tile:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-bento-tile i {
  font-size: 2rem;
  color: var(--primary);
}

.acd-bento-tile span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

@media (max-width: 575.98px) {
  .acd-bento-grid { grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
  .acd-bento-tile { padding: 1.4rem 0.75rem; }
  .acd-bento-tile i { font-size: 1.6rem; }
  .acd-bento-tile span { font-size: 0.78rem; }
}

/* ---------- Headliner cards ---------- */
.acd-headliner-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.acd-headliner-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-headliner-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: rgba(0, 207, 255, 0.35);
  margin-bottom: 0.75rem;
}

.acd-headliner-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  min-height: 2.6em;
}

.acd-headliner-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ---------- Headliners wrapper ---------- */
.acd-headliners-wrapper {
  height: 100%;
  display: flex;
  flex-direction: column;
}

/* ---------- Headliners tab switcher (segmented control) ---------- */
.acd-tab-group {
  display: inline-flex;
  gap: 0.35rem;
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.3rem;
  margin: 0.75rem 0 1.25rem;
  width: fit-content;
}

.acd-tab-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 1.15rem;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

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

.acd-tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #071425;
  box-shadow: 0 0 16px rgba(0, 207, 255, 0.45);
}

.acd-tab-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.acd-tab-panels {
  position: relative;
}

.acd-tab-panel {
  display: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.acd-tab-panel.active {
  display: block;
}

.acd-tab-panel.fade-in {
  opacity: 1;
}

.acd-tab-panel .row {
  min-height: 220px;
}

@media (max-width: 576px) {
  .acd-headliner-card { padding: 1rem 0.85rem; }
  .acd-headliner-num { font-size: 1.3rem; }
  .acd-headliner-title { font-size: 0.85rem; min-height: auto; }
  .acd-headliner-desc { font-size: 0.72rem; }
  .acd-tab-panel .row { min-height: 0; }
  .acd-tab-btn { padding: 0.45rem 0.9rem; font-size: 0.75rem; }
}

/* ---------- AI Spotlight cards (legacy, kept for reference/reuse) ---------- */
.acd-ai-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.acd-ai-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.acd-ai-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 207, 255, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.acd-ai-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.acd-ai-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ---------- AI Spotlight big image carousel ---------- */
.acd-ai-carousel .carousel-item {
  border-radius: var(--radius);
  overflow: hidden;
}

.acd-ai-slide {
  position: relative;
  height: 460px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.acd-ai-slide-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.acd-ai-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 20, 37, 0.15) 0%, rgba(7, 20, 37, 0.55) 55%, rgba(7, 20, 37, 0.95) 100%);
}

.acd-ai-slide-content {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 2rem 2.5rem;
}

.acd-ai-slide-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 207, 255, 0.15);
  border: 1px solid var(--border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.acd-ai-slide-content h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.acd-ai-slide-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 620px;
  margin-bottom: 0;
}

.acd-ai-carousel .carousel-control-prev,
.acd-ai-carousel .carousel-control-next {
  width: 6%;
  opacity: 0.75;
  transition: opacity 0.2s ease;
  z-index: 3;
}

.acd-ai-carousel .carousel-control-prev:hover,
.acd-ai-carousel .carousel-control-next:hover {
  opacity: 1;
}

.acd-ai-carousel .carousel-control-prev-icon,
.acd-ai-carousel .carousel-control-next-icon {
  background-color: rgba(0, 207, 255, 0.15);
  border: 1px solid var(--border);
  border-radius: 50%;
  padding: 1.2rem;
}

.acd-ai-carousel .carousel-indicators {
  bottom: 1.25rem;
  z-index: 3;
}

.acd-ai-carousel .carousel-indicators button {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  opacity: 1;
  border: none;
  margin: 0 4px;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.acd-ai-carousel .carousel-indicators .active {
  background-color: var(--primary);
  transform: scale(1.25);
  box-shadow: 0 0 8px rgba(0, 207, 255, 0.7);
}

@media (max-width: 991.98px) {
  .acd-ai-slide { height: 380px; }
  .acd-ai-slide-content { padding: 1.5rem 1.75rem; }
}

@media (max-width: 575.98px) {
  .acd-ai-slide { height: 320px; }
  .acd-ai-slide-content { padding: 1.25rem 1.25rem; }
  .acd-ai-slide-icon { width: 42px; height: 42px; font-size: 1.15rem; margin-bottom: 0.75rem; }
  .acd-ai-slide-content p { font-size: 0.85rem; }
  .acd-ai-carousel .carousel-control-prev,
  .acd-ai-carousel .carousel-control-next { width: 10%; }
}

/* ---------- Speakers ---------- */
.acd-speaker-card{
    background: var(--bg-alt);
    border-radius:16px;
    overflow:hidden;
    box-shadow:0 2px 10px rgba(15,23,42,.06);
    border:1px solid var(--border);
    transition:transform .25s ease, box-shadow .25s ease;
    height:100%;
}
.acd-speaker-card:hover{
    box-shadow:0 16px 30px var(--bg-alt);
}

.acd-speaker-photo-wrap{
    position:relative;
    width:100%;
    aspect-ratio:3/3;
    background:linear-gradient(135deg,#0f2545,#183a6b);
    overflow:hidden;
}
.acd-speaker-photo-img{
    width:100%;
    height:100%;
    object-fit:cover;
    object-position:center top;
    display:block;
    transition:transform .4s ease;
}
.acd-speaker-card:hover .acd-speaker-photo-img{
    transform:scale(1.06);
}

/* Fallback icon shown only when there's no real photo yet */
.acd-speaker-fallback{
    display:none;
    position:absolute;
    inset:0;
    align-items:center;
    justify-content:center;
    font-size:64px;
    color:rgba(255,255,255,.35);
}
.acd-speaker-photo-wrap.no-photo .acd-speaker-photo-img{ display:none; }
.acd-speaker-photo-wrap.no-photo .acd-speaker-fallback{ display:flex; }

/* Gradient + social overlay on hover */
.acd-speaker-overlay{
    position:absolute;
    left:0; right:0; bottom:0;
    padding:16px;
    display:flex;
    justify-content:flex-end;
    gap:8px;
    background:linear-gradient(to top, rgba(0,0,0,.65) 0%, rgba(0,0,0,0) 65%);
    opacity:0;
    transform:translateY(6px);
    transition:opacity .25s ease, transform .25s ease;
}
.acd-speaker-card:hover .acd-speaker-overlay{
    opacity:1;
    transform:translateY(0);
}
.acd-speaker-social{
    width:34px; height:34px;
    border-radius:50%;
    background:rgba(255,255,255,.15);
    backdrop-filter:blur(4px);
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:15px;
    transition:background .2s ease;
}
.acd-speaker-social:hover{
    background:#fff;
    color:#0f2545;
}

.acd-speaker-body{
    padding:18px 20px 22px;
    border-top:3px solid transparent;
    transition:border-color .25s ease;
}
.acd-speaker-card:hover .acd-speaker-body{
    border-color:#183a6b;
}
.acd-speaker-name{
    font-size:17px;
    font-weight:700;
    margin:0 0 4px;
    color:var(--primary);
}
.acd-speaker-role{
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    font-size:13.5px;
    min-height:40px;
    color: var(--text-muted)
}

/* ---------- Partners ---------- */
.acd-partner-group { margin-bottom: 1.5rem; }

.acd-partner-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.85rem;
}

.acd-logo-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
}

.acd-logo-chip {
  background: var(--card-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 0.5rem;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.acd-logo-chip:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
}

.acd-sponsor-chip { font-size: 0.68rem; letter-spacing: 0.03em; }

/* ---------- CTA banner ---------- */
.acd-cta { padding-bottom: 3.5rem; }

.acd-cta-panel {
  background: linear-gradient(120deg, #0c2947 0%, #071425 70%);
  position: relative;
  overflow: hidden;
  padding: 3rem 2.5rem;
}

.acd-cta-title {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.acd-cta-desc {
  color: var(--text-muted);
  margin-bottom: 0;
}

.acd-cta-icon {
  position: absolute;
  right: 4%;
  top: 50%;
  transform: translateY(-50%);
  font-size: 7rem;
  color: rgba(0, 207, 255, 0.08);
  pointer-events: none;
}

/* ---------- Footer ---------- */
.acd-footer {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, #040d1a 100%);
  color: var(--text-muted);
  font-size: 14px;
}

.acd-footer-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 15% 0%, rgba(0, 207, 255, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 90% 100%, rgba(25, 182, 255, 0.06) 0%, transparent 40%);
}

.acd-footer .container-fluid {
  position: relative;
  z-index: 1;
}

.acd-footer-label {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.acd-footer-logo {
  width: 150px;
  height: auto;
  filter: brightness(1.1);
}

.acd-footer-desc {
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: 1.25rem;
  max-width: 320px;
}

.acd-footer-title {
  color: var(--text);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 1rem;
}

.acd-footer-title::after {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--primary);
  display: block;
  margin-top: 6px;
  border-radius: 999px;
}

/* Join Us — highlighted CTA panel */
.acd-footer-cta-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-glow);
}

.acd-footer-cta-desc {
  font-size: 12.5px;
  line-height: 1.6;
  margin-bottom: 1.1rem;
  color: var(--text-muted);
}

.acd-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.acd-footer-links li { margin-bottom: 0.65rem; }

.acd-footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
}

.acd-footer-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.acd-footer-links i {
  font-size: 10px;
  color: var(--primary);
}

.acd-footer-contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.acd-footer-contact-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 1rem;
  align-items: flex-start;
}

.acd-footer-contact-icon {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(0, 207, 255, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.acd-footer-contact-list span {
  display: block;
  color: var(--text);
  font-weight: 600;
  font-size: 13px;
}

.acd-footer-contact-list a,
.acd-footer-contact-list p {
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
  margin: 0;
}

.acd-footer-contact-list a:hover { color: var(--primary); }

.acd-footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 13px;
}

.acd-footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
}

.acd-footer-bottom a:hover { color: var(--primary); }

.acd-footer-dot {
  margin: 0 6px;
  color: var(--border);
}

@media (max-width: 768px) {
  .acd-footer-bottom { justify-content: center; text-align: center; }
  .acd-footer-desc { max-width: none; }
}

/* ---------- Footer info (legacy, kept in case other pages still use it) ---------- */
.acd-footer-info div {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.acd-footer-info i { color: var(--primary); margin-right: 0.5rem; }

.acd-footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text);
  margin-left: 0.5rem;
  transition: all 0.25s ease;
}

.acd-footer-social a:hover {
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 12px rgba(0, 207, 255, 0.3);
}

.acd-footer-hr {
  border-color: var(--border);
  margin: 2rem 0 1.25rem;
  opacity: 1;
}

/* ---------- Back to top ---------- */
.acd-back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--primary);
  font-size: 1.1rem;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: var(--shadow-glow);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.acd-back-to-top:hover { transform: translateY(-4px); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 991.98px) {
  .acd-navbar { padding: 0.75rem 0; }
  .acd-nav-links { margin-top: 1rem; }
  .acd-nav-actions { margin-top: 1rem; flex-wrap: wrap; }
  .acd-hero { padding-top: 6.5rem; }
  .acd-logo-by { display: none; }
  .acd-logo-grid { grid-template-columns: repeat(3, 1fr); }
  .acd-stage-main { margin-bottom: 1.5rem; }
}

@media (max-width: 767.98px) {
  .acd-section { padding: 2.5rem 0; }
  .acd-card-panel,
  .acd-stats-panel,
  .acd-partners-panel,
  .acd-cta-panel { padding: 1.5rem; }
  .acd-cta-icon { display: none; }
  .acd-logo-grid { grid-template-columns: repeat(2, 1fr); }
  .acd-stage-main { padding: 1.5rem; }
}

@media (max-width: 575.98px) {
  .acd-hero-title { font-size: 2rem; }
  .acd-event-info { flex-direction: column; gap: 0.9rem; }
}

/* DROPDOWN */
/* Submenu */
.dropdown-menu .dropend {
    position: relative;
}

.dropdown-menu .dropend > .dropdown-menu {
    position: absolute;
    top: 0;
    left: 100%;
    margin-top: -1px;
    display: none;
    min-width: 200px;
}

.dropdown-menu .dropend > .dropdown-menu.show {
    display: block;
}

/* Arrow */
.submenu-toggle::after {
    content: "\f285";
    font-family: bootstrap-icons;
    float: right;
    font-size: .8rem;
}

/* Hover desktop */
@media (min-width: 992px) {
    .dropdown-menu .dropend:hover > .dropdown-menu {
        display: block;
    }
}

/* ---------- Profile Card ---------- */
.acd-profile-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.2rem 0.5rem 0.9rem;
    text-align: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.acd-profile-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.acd-profile-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.6rem;
    flex-shrink: 0;
}

.acd-profile-icon img {
    width: 100%;
    height: auto;
    max-height: 50px;
    object-fit: contain;
    filter: invert(100%);
    transition: filter 0.3s ease;
}

.acd-profile-card:hover .acd-profile-icon img {
    filter: invert(100%) drop-shadow(0 0 6px rgba(0, 207, 255, 0.5));
}

.acd-profile-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    line-height: 1.3;
    word-break: break-word;
    max-width: 100%;
}

/* ---------- Why Join Us Panel ---------- */
.acd-why-panel {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    box-shadow: var(--shadow-glow);
}

/* ---------- Accordion ---------- */
.acd-accordion {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.acd-accordion-item {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.25s ease;
}

.acd-accordion-item:hover {
    border-color: var(--primary);
}

.acd-accordion-btn {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    width: 100%;
    padding: 0.9rem 1rem;
    background: transparent;
    border: none;
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: left;
    transition: background 0.2s ease, color 0.2s ease;
    cursor: pointer;
    font-family: inherit;
    line-height: 1.3;
    position: relative;
}

.acd-accordion-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: -2px;
    border-radius: 12px;
}

.acd-accordion-btn img {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    filter: invert(100%);
    object-fit: contain;
}

.acd-accordion-btn span {
    flex: 1;
}

.acd-accordion-arrow {
    margin-left: auto;
    font-size: 1rem;
    color: var(--text-muted);
    transition: transform 0.3s ease, color 0.3s ease;
    flex-shrink: 0;
}

.acd-accordion-btn:not(.collapsed) .acd-accordion-arrow {
    transform: rotate(180deg);
    color: var(--primary);
}

.acd-accordion-btn:hover {
    color: var(--primary);
}

.acd-accordion-btn:hover .acd-accordion-arrow {
    color: var(--primary);
}

.acd-accordion-body {
    padding: 0 1rem 1.2rem 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.6;
    border-top: 1px solid var(--border);
    margin-top: 0.25rem;
    padding-top: 0.9rem;
}

.acd-accordion-body p {
    margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
    .acd-why-panel {
        margin-top: 1.5rem;
    }
    .acd-profile-icon {
        width: 50px;
        height: 50px;
    }
    .acd-profile-icon img {
        max-height: 40px;
    }
    .acd-profile-label {
        font-size: 0.65rem;
    }
}

@media (max-width: 575.98px) {
    .acd-profile-card {
        padding: 0.9rem 0.3rem 0.7rem;
    }
    .acd-profile-icon {
        width: 42px;
        height: 42px;
    }
    .acd-profile-icon img {
        max-height: 34px;
    }
    .acd-profile-label {
        font-size: 0.6rem;
    }
    .acd-accordion-btn {
        font-size: 0.8rem;
        padding: 0.7rem 0.8rem;
    }
    .acd-accordion-btn img {
        width: 22px;
        height: 22px;
    }
    .acd-accordion-body {
        font-size: 0.78rem;
        padding: 0 0.8rem 0.9rem 0.8rem;
    }
    .acd-why-panel {
        padding: 1.25rem;
    }
}

/* Small fix for accordion collapse animation with Bootstrap */
.accordion-collapse.collapsing {
    transition: height 0.3s ease;
}

/* ---------- Exhibitor Card ---------- */
.acd-exhibitor-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.2rem 0.5rem 0.9rem;
    text-align: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
}

.acd-exhibitor-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.acd-exhibitor-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.6rem;
    flex-shrink: 0;
}

.acd-exhibitor-icon img {
    width: 100%;
    height: auto;
    max-height: 50px;
    object-fit: contain;
    filter: invert(100%);
    transition: filter 0.3s ease;
}

.acd-exhibitor-card:hover .acd-exhibitor-icon img {
    filter: invert(100%) drop-shadow(0 0 6px rgba(0, 207, 255, 0.5));
}

.acd-exhibitor-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    line-height: 1.3;
    word-break: break-word;
    max-width: 100%;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
    .acd-exhibitor-icon {
        width: 50px;
        height: 50px;
    }
    .acd-exhibitor-icon img {
        max-height: 40px;
    }
    .acd-exhibitor-label {
        font-size: 0.65rem;
    }
    .acd-exhibitor-card {
        min-height: 120px;
        padding: 1rem 0.3rem 0.7rem;
    }
}

@media (max-width: 575.98px) {
    .acd-exhibitor-card {
        min-height: 100px;
        padding: 0.8rem 0.2rem 0.6rem;
    }
    .acd-exhibitor-icon {
        width: 42px;
        height: 42px;
    }
    .acd-exhibitor-icon img {
        max-height: 34px;
    }
    .acd-exhibitor-label {
        font-size: 0.6rem;
    }
}

/* ---------- Feature Item ---------- */
.acd-feature-item {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.2rem 0.5rem 0.9rem;
    text-align: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.acd-feature-item:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.acd-feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.acd-feature-icon img {
    width: 100%;
    height: auto;
    max-height: 50px;
    object-fit: contain;
}

.acd-feature-item:hover .acd-feature-icon img {
    filter: invert(100%) drop-shadow(0 0 8px rgba(0, 207, 255, 0.6));
    transform: scale(1.05);
}

.acd-feature-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
    line-height: 1.3;
    word-break: break-word;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
    .acd-feature-icon {
        width: 50px;
        height: 50px;
    }
    .acd-feature-icon img {
        max-height: 40px;
    }
    .acd-feature-label {
        font-size: 0.7rem;
    }
    .acd-feature-item {
        min-height: 100px;
        padding: 1rem 0.3rem 0.7rem;
    }
    .acd-card-panel {
        padding: 1.5rem 1rem !important;
    }
}

@media (max-width: 575.98px) {
    .acd-feature-item {
        min-height: 85px;
        padding: 0.8rem 0.2rem 0.6rem;
    }
    .acd-feature-icon {
        width: 42px;
        height: 42px;
    }
    .acd-feature-icon img {
        max-height: 34px;
    }
    .acd-feature-label {
        font-size: 0.6rem;
    }
}