/* ==========================================================================
   IKOAT 2027 - LUXURY NAVY & GOLD AESTHETIC STYLESHEET
   Typography: Clean, Slender Geometric Sans-Serif (Montserrat - Full Vietnamese)
   ========================================================================== */

/* --- RESET & BASE TYPOGRAPHY --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Montserrat', sans-serif;
  color: #1E293B;
  background-color: #FFFFFF;
  line-height: 1.75;
  font-size: 15px;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Headings: Slender, clean, geometric like IKOAT logo */
h1, h2, h3, h4, h5, h6, .font-serif {
  font-family: 'Montserrat', sans-serif;
  letter-spacing: 2px;
  font-weight: 400;
  line-height: 1.35;
  text-transform: uppercase;
}

h1 { font-weight: 300; letter-spacing: 3px; }
h2 { font-weight: 400; letter-spacing: 2.5px; }
h3 { font-weight: 500; letter-spacing: 1.5px; }
h4 { font-weight: 500; letter-spacing: 1px; }

a {
  color: #C5924A;
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: #DFB15B;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* --- HEADER & NAVIGATION --- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background: #0A192F;
  border-bottom: 2px solid #C5924A;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background: rgba(10, 25, 47, 0.98);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

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

.brand-logo img {
  max-height: 42px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.brand-logo:hover img {
  transform: scale(1.02);
}

.brand-logo-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 26px;
  font-weight: 300;
  letter-spacing: 6px;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 4px;
}

.brand-title .gold-accent {
  color: #C5924A;
}

.brand-subtitle {
  font-size: 8px;
  letter-spacing: 1.5px;
  color: #94A3B8;
  font-weight: 400;
  text-transform: uppercase;
}

/* Nav Menu */
.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 24px;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1.5px;
  color: #E2E8F0;
  text-transform: uppercase;
  padding: 8px 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: #C5924A;
  transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links .current-menu-item a {
  color: #DFB15B;
}

.nav-links a:hover::after,
.nav-links .current-menu-item a::after {
  width: 100%;
}

/* Buttons */
.btn-gold {
  display: inline-block;
  background: linear-gradient(135deg, #DFB15B 0%, #C5924A 50%, #A97835 100%);
  color: #0A192F !important;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(197, 146, 74, 0.4);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(197, 146, 74, 0.6);
  background: linear-gradient(135deg, #F0C674 0%, #D4AF37 50%, #B8860B 100%);
}

.btn-outline-gold {
  display: inline-block;
  background: transparent;
  color: #DFB15B !important;
  border: 1.5px solid #C5924A;
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 11px 26px;
  border-radius: 4px;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-outline-gold:hover {
  background: rgba(197, 146, 74, 0.15);
  border-color: #DFB15B;
  color: #FFFFFF !important;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #DFB15B;
  font-size: 24px;
  cursor: pointer;
}

/* --- HERO SECTION --- */
.hero-section {
  position: relative;
  background: #0A192F;
  color: #FFFFFF;
  padding: 110px 0 90px;
  overflow: hidden;
  text-align: center;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(30, 58, 95, 0.6) 0%, rgba(10, 25, 47, 0.95) 75%),
              linear-gradient(180deg, rgba(10, 25, 47, 0.4) 0%, #0A192F 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 920px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(197, 146, 74, 0.15);
  border: 1px solid rgba(197, 146, 74, 0.4);
  color: #DFB15B;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 64px;
  font-weight: 200;
  letter-spacing: 8px;
  color: #FFFFFF;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.hero-title span {
  color: #C5924A;
  background: linear-gradient(135deg, #DFB15B 0%, #C5924A 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 17px;
  font-weight: 400;
  letter-spacing: 3px;
  color: #E2E8F0;
  margin-bottom: 28px;
  text-transform: uppercase;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  margin-bottom: 40px;
  font-size: 14.5px;
  color: #CBD5E1;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-meta-item i {
  color: #C5924A;
  font-size: 16px;
}

/* Countdown Clock */
.countdown-container {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 45px;
}

.countdown-box {
  background: rgba(22, 43, 77, 0.7);
  border: 1px solid rgba(197, 146, 74, 0.4);
  border-radius: 8px;
  padding: 16px 22px;
  min-width: 90px;
  backdrop-filter: blur(5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.countdown-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 36px;
  font-weight: 300;
  letter-spacing: 2px;
  color: #DFB15B;
  line-height: 1;
  margin-bottom: 6px;
}

.countdown-label {
  font-size: 10.5px;
  letter-spacing: 2px;
  color: #94A3B8;
  font-weight: 500;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

/* --- SLOGAN & PHILOSOPHY BAR --- */
.slogan-bar {
  background: #07101E;
  border-top: 1px solid rgba(197, 146, 74, 0.2);
  border-bottom: 1px solid rgba(197, 146, 74, 0.2);
  padding: 22px 0;
  text-align: center;
}

.slogan-content {
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}

.slogan-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 5px;
  color: #DFB15B;
  text-transform: uppercase;
}

.slogan-divider {
  color: rgba(197, 146, 74, 0.5);
  font-size: 14px;
}

.slogan-stat {
  font-size: 13.5px;
  color: #CBD5E1;
  font-weight: 400;
  letter-spacing: 1px;
}

.slogan-stat strong {
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
}

/* --- SECTION COMMON STYLES --- */
.section-padding {
  padding: 90px 0;
}

.section-padding-sm {
  padding: 60px 0;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  color: #C5924A;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 3px;
  color: #0A192F;
  margin-bottom: 18px;
  position: relative;
  text-transform: uppercase;
}

.section-title.light {
  color: #FFFFFF;
}

.section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 2px;
  background: #C5924A;
  margin: 14px auto 0;
}

.section-desc {
  font-size: 15.5px;
  color: #64748B;
  line-height: 1.8;
  font-weight: 400;
}

.section-desc.light {
  color: #94A3B8;
}

.bg-navy {
  background-color: #0A192F;
  color: #FFFFFF;
}

.bg-navy-dark {
  background-color: #07101E;
  color: #FFFFFF;
}

.bg-soft {
  background-color: #F8FAFC;
}

/* --- ABOUT SECTION --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-text h3 {
  font-size: 22px;
  font-weight: 500;
  color: #0A192F;
  margin-bottom: 20px;
  line-height: 1.4;
}

.about-text p {
  color: #475569;
  margin-bottom: 18px;
  font-size: 15px;
}

.vision-mission-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 30px;
}

.vm-card {
  background: #FFFFFF;
  border-left: 4px solid #C5924A;
  padding: 24px;
  border-radius: 6px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.vm-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: #0A192F;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.vm-card h4 i {
  color: #C5924A;
}

.vm-card p {
  font-size: 13.5px;
  color: #64748B;
  margin: 0;
  line-height: 1.6;
}

.about-image-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(10, 25, 47, 0.15);
  border: 1px solid rgba(197, 146, 74, 0.3);
}

.about-quote-box {
  background: #0A192F;
  color: #FFFFFF;
  padding: 30px;
  border-left: 4px solid #C5924A;
  border-radius: 6px;
  margin-top: 25px;
}

.about-quote-box p {
  font-style: italic;
  font-size: 15px;
  color: #CBD5E1;
  margin-bottom: 10px;
}

.about-quote-box cite {
  font-size: 13px;
  color: #DFB15B;
  font-weight: 500;
  letter-spacing: 1px;
  display: block;
}

/* --- 5 PILLARS (WHY ATTEND) --- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.pillar-card {
  background: #162B4D;
  border: 1px solid rgba(197, 146, 74, 0.25);
  border-radius: 8px;
  padding: 32px 20px;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: #C5924A;
  transition: height 0.3s ease;
}

.pillar-card:hover {
  transform: translateY(-8px);
  border-color: #C5924A;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.pillar-card:hover::before {
  height: 5px;
}

.pillar-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 2px;
  color: #DFB15B;
  margin-bottom: 14px;
  display: block;
}

.pillar-icon {
  font-size: 30px;
  color: #DFB15B;
  margin-bottom: 18px;
}

.pillar-title {
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: 1.5px;
  color: #FFFFFF;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.pillar-desc {
  font-size: 13.5px;
  color: #94A3B8;
  line-height: 1.6;
}

/* --- TARGET AUDIENCE --- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.audience-card {
  background: #FFFFFF;
  border-radius: 8px;
  padding: 36px 28px;
  border: 1px solid #E2E8F0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  position: relative;
  transition: all 0.3s ease;
}

.audience-card:hover {
  transform: translateY(-6px);
  border-color: #C5924A;
  box-shadow: 0 15px 35px rgba(197, 146, 74, 0.15);
}

.audience-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(197, 146, 74, 0.12);
  color: #C5924A;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 22px;
}

.audience-card h4 {
  font-size: 17px;
  font-weight: 600;
  color: #0A192F;
  margin-bottom: 18px;
}

.audience-card ul {
  list-style: none;
}

.audience-card li {
  font-size: 14px;
  color: #475569;
  padding-left: 24px;
  position: relative;
  margin-bottom: 12px;
  line-height: 1.55;
}

.audience-card li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: #C5924A;
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 12px;
}

/* --- SPEAKERS SECTION --- */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.speaker-card {
  background: #FFFFFF;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
  border: 1px solid #E2E8F0;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.speaker-card:hover {
  transform: translateY(-6px);
  border-color: #C5924A;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.speaker-photo-wrap {
  position: relative;
  aspect-ratio: 4/5;
  background: #0A192F;
  overflow: hidden;
}

.speaker-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.speaker-card:hover .speaker-photo-wrap img {
  transform: scale(1.05);
}

.speaker-country-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(10, 25, 47, 0.9);
  border: 1px solid rgba(197, 146, 74, 0.45);
  border-radius: 4px;
  padding: 4px 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  transition: transform 0.3s ease;
  z-index: 2;
}

.speaker-card:hover .speaker-country-badge {
  transform: scale(1.1);
  border-color: #DFB15B;
}

.speaker-flag-img {
  width: 24px;
  height: 16px;
  object-fit: cover;
  border-radius: 2px;
  display: block;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}

.speaker-info {
  padding: 22px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.speaker-name {
  font-size: 16px;
  font-weight: 600;
  color: #0A192F;
  margin-bottom: 6px;
}

.speaker-degree {
  font-size: 12.5px;
  color: #C5924A;
  font-weight: 500;
  margin-bottom: 8px;
  line-height: 1.4;
}

.speaker-hospital {
  font-size: 12px;
  color: #64748B;
  margin-bottom: 12px;
}

.speaker-topic {
  font-size: 12.5px;
  color: #334155;
  background: #F8FAFC;
  padding: 10px;
  border-radius: 4px;
  border-left: 3px solid #C5924A;
  margin-top: auto;
  line-height: 1.5;
}

/* --- GALLERY SECTION --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 6px;
  border: 1px solid rgba(197, 146, 74, 0.2);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 25, 47, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay i {
  color: #DFB15B;
  font-size: 26px;
}

/* --- SPONSORS 2 OVER 3 LAYOUT --- */
.sponsors-featured {
  margin-bottom: 45px;
}

.sponsors-subheading {
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: #C5924A;
  text-transform: uppercase;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.sponsors-subheading::before,
.sponsors-subheading::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: rgba(197, 146, 74, 0.4);
}

.sponsors-row-top {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 25px;
}

.sponsors-row-bottom {
  display: flex;
  justify-content: center;
  gap: 25px;
  flex-wrap: wrap;
}

.sponsor-card-luxury {
  background: #FFFFFF;
  border: 1.5px solid rgba(197, 146, 74, 0.35);
  border-radius: 8px;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.sponsor-card-luxury::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, #C5924A, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sponsor-card-luxury:hover {
  transform: translateY(-5px);
  border-color: #C5924A;
  box-shadow: 0 12px 30px rgba(197, 146, 74, 0.18);
}

.sponsor-card-luxury:hover::before {
  opacity: 1;
}

.sponsor-card-top {
  width: 420px;
  max-width: 100%;
  min-height: 145px;
}

.sponsor-card-top .sponsor-logo-img {
  max-height: 60px;
  max-width: 220px;
  width: auto;
  height: auto;
  object-fit: contain;
  margin-bottom: 12px;
  transition: transform 0.3s ease;
}

.sponsor-card-bottom {
  width: 320px;
  max-width: 100%;
  min-height: 130px;
}

.sponsor-card-bottom .sponsor-logo-img {
  max-height: 48px;
  max-width: 180px;
  width: auto;
  height: auto;
  object-fit: contain;
  margin-bottom: 10px;
  transition: transform 0.3s ease;
}

.sponsor-card-luxury:hover .sponsor-logo-img {
  transform: scale(1.04);
}

.sponsor-brand-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: #0A192F;
  text-transform: uppercase;
}

.sponsor-card-top .sponsor-brand-name {
  font-size: 15px;
  letter-spacing: 2px;
}

/* --- EXHIBITION PARTNERS MARQUEE --- */
.partners-marquee-section {
  margin-top: 50px;
  padding-top: 40px;
  border-top: 1px dashed rgba(197, 146, 74, 0.3);
}

.marquee-container {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding: 15px 0;
  mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 30px;
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
}

.marquee-container:hover .marquee-track {
  animation-play-state: paused;
}

@keyframes marqueeScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.partner-marquee-item {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  padding: 14px 24px;
  height: 70px;
  min-width: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
  transition: all 0.3s ease;
  flex-shrink: 0;
  text-decoration: none;
}

.partner-marquee-item:hover {
  border-color: #C5924A;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(197, 146, 74, 0.15);
}

.partner-marquee-item img {
  max-height: 40px;
  max-width: 130px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.partner-marquee-item:hover img {
  transform: scale(1.05);
}

.partner-marquee-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: #0A192F;
  text-transform: uppercase;
}

/* --- VENUE & MAP --- */
.venue-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.venue-info h3 {
  font-size: 24px;
  font-weight: 500;
  color: #0A192F;
  margin-bottom: 20px;
}

.venue-details {
  list-style: none;
  margin-bottom: 25px;
}

.venue-details li {
  display: flex;
  gap: 14px;
  margin-bottom: 14px;
  font-size: 14.5px;
  color: #475569;
}

.venue-details li i {
  color: #C5924A;
  font-size: 18px;
  margin-top: 3px;
}

.venue-map-container {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid #E2E8F0;
}

/* --- FAQ ACCORDION --- */
.faq-list {
  max-width: 850px;
  margin: 0 auto;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item.active {
  border-color: #C5924A;
}

.faq-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background: #FFFFFF;
}

.faq-question {
  font-size: 15.5px;
  font-weight: 500;
  color: #0A192F;
  letter-spacing: 0.5px;
}

.faq-icon {
  color: #C5924A;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-body {
  padding: 0 24px 20px;
  color: #64748B;
  font-size: 14.5px;
  line-height: 1.7;
  display: none;
}

.faq-item.active .faq-body {
  display: block;
}

/* --- FOOTER --- */
.site-footer {
  background: #07101E;
  color: #94A3B8;
  border-top: 3px solid #C5924A;
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 500;
  color: #FFFFFF;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background: #C5924A;
}

.footer-about p {
  font-size: 13.5px;
  line-height: 1.8;
  margin-bottom: 20px;
  color: #94A3B8;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 13.5px;
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: #DFB15B;
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13.5px;
  color: #94A3B8;
}

.footer-contact li i {
  color: #C5924A;
  margin-top: 4px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #162B4D;
  color: #DFB15B;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(197, 146, 74, 0.3);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: #C5924A;
  color: #0A192F;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 25px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: #64748B;
  flex-wrap: wrap;
  gap: 15px;
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 1024px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .speakers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }
  
  .primary-nav {
    position: fixed;
    top: 84px;
    left: 0;
    width: 100%;
    background: #0A192F;
    border-bottom: 2px solid #C5924A;
    flex-direction: column;
    padding: 30px 20px;
    gap: 20px;
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  }

  .primary-nav.open {
    transform: translateY(0);
  }

  .nav-links {
    flex-direction: column;
    gap: 18px;
    width: 100%;
    text-align: center;
  }

  .hero-title {
    font-size: 42px;
    letter-spacing: 5px;
  }

  .hero-subtitle {
    font-size: 14px;
  }

  .hero-meta {
    flex-direction: column;
    gap: 12px;
  }

  .countdown-container {
    gap: 10px;
  }

  .countdown-box {
    padding: 10px 14px;
    min-width: 68px;
  }

  .countdown-num {
    font-size: 26px;
  }

  .countdown-label {
    font-size: 9px;
  }

  .about-grid,
  .venue-wrapper,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .speakers-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}