:root {
  --primary-dark: #0a0a2e;
  --primary-blue: #1a1a5e;
  --accent-pink: #e91e8c;
  --accent-purple: #8b5cf6;
  --accent-orange: #f97316;
  --accent-yellow: #fbbf24;
  --gradient-main: linear-gradient(
    135deg,
    #1a1a5e 0%,
    #8b2e8b 30%,
    #e91e8c 60%,
    #f97316 100%
  );
  --gradient-dark: linear-gradient(
    135deg,
    #0a0a2e 0%,
    #1a1a5e 50%,
    #2d1b69 100%
  );
  --gradient-warm: linear-gradient(
    135deg,
    #8b2e8b 0%,
    #e91e8c 40%,
    #f97316 80%,
    #fbbf24 100%
  );
}

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

body {
  font-family: "Kanit", "Montserrat", sans-serif;
  background: var(--primary-dark);
  color: #fff;
  overflow-x: hidden;
}

/* Gotham-style font for all English headers and labels */
h1,
h2,
h3,
.section-title,
.stat-number,
.stat-label,
.hero-tagline,
.hero-info,
.hero-stats-bar,
.hero-subtitle-top,
.hero-presenter,
.hero-tags span,
.nav-links a,
.btn-ticket,
.btn-booth,
.coming-soon-content h2,
.coming-soon-content p,
.track-card h3,
.track-card .en,
.activity-card h3,
.activity-highlight-card h3,
.demo-card h3,
.demo-bar-label,
.demo-bar-fill,
.gallery-category h3,
.footer-brand,
.level-tag {
  font-family: "Montserrat", "Kanit", sans-serif;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 46, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(10, 10, 46, 0.98);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  column-gap: 1rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo img {
  height: 56px;
  width: auto;
}

.nav-links {
  display: flex;
  list-style: none;
  white-space: nowrap;
  gap: 1rem;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #fff;
  background: rgba(233, 30, 140, 0.3);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-ticket,
.btn-booth {
  display: inline-block;
  padding: 0.5rem 1.3rem;
  font-family: "Kanit", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 50px;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.btn-ticket {
  background: #fbbf24;
  color: #000;
}

.btn-ticket:hover {
  background: #f59e0b;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
}

.btn-booth {
  background: #f97316;
  color: #fff;
}

.btn-booth:hover {
  background: #ea6c0a;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: #fff;
  transition: all 0.3s ease;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: #0a0a2e;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../images/background.png") center/cover no-repeat;
  opacity: 1;
}

.hero-bg-overlay {
  display: none;
}

.hero-logo {
  max-width: 500px;
  width: 80%;
  margin-bottom: 2rem;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 2rem;
}

.hero-presenter {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.hero-subtitle-top {
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 900;
  line-height: 0.9;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 60px rgba(255, 255, 255, 0.3);
}

.hero-year {
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 900;
  line-height: 0.9;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 60px rgba(255, 255, 255, 0.3);
}

/* ===== COUNTDOWN ===== */
.countdown-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 0.5rem -2rem 2rem;
  flex-wrap: wrap;
}

.countdown-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
  padding: 0.8rem 1.2rem;
  min-width: 80px;
}

.countdown-num {
  font-family: "Montserrat", sans-serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1;
  color: #fff;
  letter-spacing: 2px;
}

.countdown-lbl {
  font-family: "Kanit", sans-serif;
  font-size: 0.75rem;
  font-weight: 400;
  opacity: 0.75;
  margin-top: 0.3rem;
  letter-spacing: 1px;
}

.countdown-sep {
  font-size: 2rem;
  font-weight: 700;
  opacity: 0.5;
  margin-bottom: 1.2rem;
}

@media (max-width: 600px) {
  .countdown-box {
    min-width: 58px;
    padding: 0.6rem 0.8rem;
  }
  .countdown-num {
    font-size: 1.6rem;
  }
  .countdown-sep {
    font-size: 1.4rem;
  }
}

.hero-tagline-th {
  font-size: 1.2rem;
  font-weight: 300;
  margin-bottom: 0.3rem;
  margin-left: -2rem;
  margin-right: -2rem;
  opacity: 0.9;
}

.hero-tagline {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 600;
  margin-bottom: 2rem;
  margin-left: -2rem;
  margin-right: -2rem;
}

.hero-info {
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  margin-left: -2rem;
  margin-right: -2rem;
}

.hero-tags span {
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1px;
}

.hero-stats-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  column-gap: 0.5rem;
  row-gap: 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 2px;
  opacity: 0.7;
  text-transform: uppercase;
}

.hero-stats-bar span {
  white-space: nowrap;
}

@media (min-width: 640px) {
  .hero-stats-bar {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.scroll-indicator span {
  display: block;
  width: 30px;
  height: 50px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 15px;
  position: relative;
}

.scroll-indicator span::after {
  content: "";
  width: 4px;
  height: 10px;
  background: #fff;
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollDot 2s infinite;
}

@keyframes bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

@keyframes scrollDot {
  0% {
    opacity: 1;
    top: 8px;
  }
  100% {
    opacity: 0;
    top: 25px;
  }
}

/* ===== SECTIONS COMMON ===== */
section {
  padding: 6rem 2rem;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--accent-yellow);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-subtitle {
  text-align: center;
  font-size: 1.1rem;
  opacity: 0.8;
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== STATS ===== */
.stats-section {
  background: var(--gradient-dark);
  position: relative;
}

.stat-hero {
  text-align: center;
  margin-bottom: 2.5rem;
  padding: 2rem;
}

.stat-hero .stat-number {
  font-size: clamp(4rem, 10vw, 7rem);
}

.stat-hero .stat-label {
  font-size: 1rem;
  letter-spacing: 4px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(233, 30, 140, 0.2);
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #fff, var(--accent-yellow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0.7;
}

.stats-grid-secondary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

/* ===== CONTENT TRACKS ===== */
.tracks-section {
  background: var(--gradient-main);
  position: relative;
}

.tracks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.track-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
  text-align: center;
}

.track-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.track-card h3 {
  color: var(--accent-yellow);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.track-card p {
  font-size: 0.9rem;
  line-height: 1.6;
  opacity: 0.9;
}

.track-card .en {
  font-style: italic;
  opacity: 0.75;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

/* ===== ACTIVITIES ===== */
.activities-section {
  background: var(--gradient-dark);
}

.activities-highlight {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.activity-highlight-card {
  background: linear-gradient(
    135deg,
    rgba(233, 30, 140, 0.2),
    rgba(139, 92, 246, 0.2)
  );
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.activity-highlight-card:hover {
  border-color: var(--accent-pink);
  transform: translateY(-5px);
}

.activity-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.activity-highlight-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.activity-highlight-card p {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.6;
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.activity-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  text-align: center;
}

.activity-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
}

.activity-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--accent-yellow);
}

.activity-card p {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.5;
}

/* ===== SPEAKERS ===== */
.speakers-section {
  background: var(--gradient-dark);
}

.speakers-image-wrapper {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}

.speakers-image-wrapper img {
  width: 100%;
  display: block;
  border-radius: 20px;
}

.speakers-note {
  text-align: center;
  margin-top: 1.5rem;
  font-family: "Montserrat", sans-serif;
  font-size: 0.85rem;
  letter-spacing: 1px;
  opacity: 0.5;
  font-style: italic;
}

/* ===== VENUE ===== */
.venue-section {
  background: var(--gradient-main);
  text-align: center;
}

.venue-image {
  width: 100%;
  max-width: 1000px;
  border-radius: 20px;
  margin: 2rem auto;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.venue-image img {
  width: 100%;
  display: block;
}

/* ===== TICKETS ===== */
.tickets-section {
  background: var(--gradient-dark);
}

.ticket-image-wrapper {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.ticket-image-wrapper img {
  width: 100%;
  display: block;
}

.ticket-contact {
  text-align: center;
  margin-top: 2rem;
  font-size: 1rem;
  opacity: 0.9;
}

.ticket-contact a {
  color: var(--accent-yellow);
  text-decoration: none;
}

.btn-map {
  display: inline-block;
  padding: 0.7rem 2rem;
  background: transparent;
  color: #fff;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid #fff;
  border-radius: 50px;
  transition: all 0.3s ease;
}

.btn-map:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

/* ===== CONTACT ===== */
.contact-section {
  background: var(--gradient-main);
  padding: 6rem 2rem;
  text-align: center;
}

.contact-card {
  max-width: 560px;
  margin: 0 auto;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  text-align: left;
}

.contact-icon {
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.contact-item p {
  font-size: 1rem;
  line-height: 1.7;
  font-family: "Kanit", sans-serif;
}

.contact-item strong {
  color: var(--accent-yellow);
}

.contact-item a {
  color: var(--accent-yellow);
  text-decoration: none;
  font-family: "Montserrat", sans-serif;
}

.contact-item a:hover {
  text-decoration: underline;
}

/* ===== AGENDA ===== */
.agenda-section {
  background: var(--gradient-dark);
  padding: 6rem 0;
}

.agenda-day-tabs {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.agenda-day-tab {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.6);
  padding: 0.65rem 1.8rem;
  border-radius: 50px;
  cursor: pointer;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: all 0.3s ease;
}

.agenda-day-tab.active,
.agenda-day-tab:hover {
  background: var(--accent-pink);
  border-color: var(--accent-pink);
  color: #fff;
}

.agenda-stage-filters {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.stage-filter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.5);
  padding: 0.45rem 1.2rem;
  border-radius: 9999px;
  cursor: pointer;
  font-family: "Montserrat", sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  transition: all 0.25s ease;
}

.stage-filter-btn.active,
.stage-filter-btn:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.12);
}

.stage-filter-btn[data-stage="all"].active {
  background: linear-gradient(135deg, #6f6f6f, #6f6f6f);
  border-color: transparent;
}
.stage-filter-btn[data-stage="idea"].active {
  background: linear-gradient(135deg, #ad0000, #e91e63);
  border-color: transparent;
}
.stage-filter-btn[data-stage="insight"].active {
  background: linear-gradient(135deg, #ff4d00, #e95c20);
  border-color: transparent;
}
.stage-filter-btn[data-stage="solution"].active {
  background: linear-gradient(135deg, #020094, #487acb);
  border-color: transparent;
}
.stage-filter-btn[data-stage="future"].active {
  background: linear-gradient(135deg, #006b56, #0eddb3);
  border-color: transparent;
}

.agenda-grid {
  display: block;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.session-card {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.session-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.session-time-bar {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem 0.5rem;
  gap: 0.2rem;
}

.session-time-start {
  font-family: "Kanit", "Montserrat", sans-serif;
  font-weight: 500;
  font-size: 1rem;
  color: #fff;
  line-height: 1;
}

.session-time-sep {
  font-size: 0.55rem;
  opacity: 0.5;
  color: #fff;
}

.session-time-end {
  font-family: "Kanit", "Montserrat", sans-serif;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
}

.session-body {
  padding: 1rem 1.25rem;
}

.session-stages {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}
.session-stage-badge {
  display: inline-block;
  font-family: "Montserrat", sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.65rem;
  border-radius: 50px;
  color: #fff;
  text-transform: uppercase;
}

.session-title {
  font-family: "Kanit", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 0.4rem;
}

.session-speakers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1.5rem;
  margin-top: 0.25rem;
}

.session-speaker {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.session-speaker-name {
  font-family: "Kanit", sans-serif;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

.session-speaker-title {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
  font-family: "Kanit", sans-serif;
}

@media (max-width: 600px) {
  .session-speakers {
    grid-template-columns: 1fr;
  }
}

.session-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.session-tag {
  font-family: "Montserrat", sans-serif;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  padding: 0.15rem 0.55rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
}

.agenda-day-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-family: "Kanit", "Montserrat", sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  padding: 3rem 0 0.5rem;
}

.agenda-day-label:first-child {
  padding-top: 0;
}

.agenda-hour-group {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.agenda-day-label + .agenda-hour-group {
  margin-top: 1rem;
}

.agenda-hour-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0;
}

.agenda-hour-heading-time {
  font-family: "Montserrat", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.35);
  white-space: nowrap;
}

.agenda-hour-heading-line {
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.agenda-hour-heading-date {
  font-family: "Montserrat", sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.35);
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.agenda-loading {
  text-align: center;
  padding: 4rem;
  opacity: 0.5;
  font-family: "Montserrat", sans-serif;
}

@media (max-width: 600px) {
  .session-card {
    grid-template-columns: 72px 1fr;
  }
  .session-time-start {
    font-size: 0.85rem;
  }
  .session-title {
    font-size: 0.9rem;
  }
}

/* ===== ABOUT ===== */
.about-section {
  background: var(--gradient-dark);
}

.about-content {
  position: relative;
  z-index: 2;
}

.about-intro {
  max-width: 860px;
  margin: 0 auto 4rem;
  text-align: center;
}

.about-block {
  margin-bottom: 2.5rem;
}

.about-block p.th {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.8;
  color: #fff;
  margin-bottom: 0.4rem;
  font-family: "Kanit", sans-serif;
}

.about-block p.en {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.7);
  font-family: "Montserrat", sans-serif;
  font-style: italic;
}

.about-pillars {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
  margin: 2rem 0;
}

.pillar-tag {
  padding: 0.5rem 1.2rem;
  background: linear-gradient(
    135deg,
    rgba(233, 30, 140, 0.3),
    rgba(139, 92, 246, 0.3)
  );
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ===== TARGET AUDIENCE ===== */
.target-section {
  background: var(--gradient-warm);
}

.target-table {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.target-table th,
.target-table td {
  padding: 1.2rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.target-table thead th {
  background: rgba(0, 0, 0, 0.3);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
}

.target-table thead th.highlight {
  color: var(--accent-yellow);
}

.target-table tbody td {
  background: rgba(0, 0, 0, 0.15);
  font-size: 0.9rem;
}

.target-table tbody tr:hover td {
  background: rgba(0, 0, 0, 0.25);
}

.level-tag {
  font-weight: 600;
  color: var(--accent-yellow);
}

/* ===== DEMOGRAPHICS ===== */
.demographics-section {
  background: var(--gradient-dark);
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.demo-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.demo-card h3 {
  color: var(--accent-yellow);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.demo-bar {
  display: flex;
  align-items: center;
  margin-bottom: 0.8rem;
}

.demo-bar-label {
  min-width: 120px;
  font-size: 0.85rem;
  text-align: right;
  padding-right: 1rem;
}

.demo-bar-track {
  flex: 1;
  height: 28px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  overflow: hidden;
  position: relative;
}

.demo-bar-fill {
  height: 100%;
  border-radius: 14px;
  background: linear-gradient(
    90deg,
    var(--accent-pink),
    var(--accent-orange)
  );
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 40px;
  transition: width 1s ease;
}

.demo-two-col {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

.demo-text {
  flex: 1;
}

.demo-text p.th {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.8;
  color: #fff;
  margin-bottom: 0.4rem;
  font-family: "Kanit", sans-serif;
}

.demo-text p.en {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.65);
  font-family: "Montserrat", sans-serif;
  font-style: italic;
  margin-bottom: 0.3rem;
}

.demo-two-col .demo-card {
  flex: 1;
  min-width: 0;
  width: 100%;
}

@media (max-width: 768px) {
  .demo-two-col {
    flex-direction: column !important;
  }
}

/* ===== GALLERY ===== */
.gallery-section {
  background: var(--primary-dark);
}

.gallery-category {
  margin-bottom: 3rem;
}

.gallery-category h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-yellow);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
  text-align: center;
}

.gallery-grid {
  display: grid;
  gap: 1rem;
}

.gallery-grid.single {
  grid-template-columns: 1fr;
  max-width: 1000px;
  margin: 0 auto;
}

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

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  display: block;
}

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.95);
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 95%;
  max-height: 90vh;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: background 0.3s ease;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.mobile-br {
  display: none;
}

/* ===== FOOTER ===== */
.footer {
  background: rgba(0, 0, 0, 0.5);
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
  opacity: 0.6;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .footer-info .footer-bull {
    display: none;
  }
  .footer-info span {
    display: block;
  }
  .contact-line {
    display: block;
  }
  .hero-info span {
    display: block;
  }
  .hero-info span.hero-info-bull {
    display: none;
  }
  .hero-contact-line {
    display: block;
  }
  .contact-item p {
    font-size: 0.82rem;
  }
  .mobile-br {
    display: block;
  }
  .nowrap {
    white-space: nowrap;
  }
}

.footer-contact {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-contact p {
  opacity: 0.85;
  font-size: 0.95rem;
  font-family: "Kanit", sans-serif;
}

.footer-contact strong {
  color: var(--accent-yellow);
}

.footer-contact a {
  color: var(--accent-yellow);
  text-decoration: none;
  font-family: "Montserrat", sans-serif;
}

.footer-contact a:hover {
  text-decoration: underline;
}

.footer-brand {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 769px) {
  .nav-links {
    gap: 0.5rem;
    justify-content: center;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .nav-links a[href="#home"] {
    display: none;
  }

  .nav-links a {
    font-size: 0.78rem;
    padding: 0.4rem 0.55rem;
    letter-spacing: 0;
  }
}

@media (max-width: 1024px) {
  .tracks-grid,
  .activities-highlight,
  .activities-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 46, 0.98);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 0.8rem 1.5rem;
    text-align: center;
  }

  .hamburger {
    display: flex;
  }

  .btn-ticket,
  .btn-booth {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
  }

  .tracks-grid,
  .activities-highlight,
  .activities-grid,
  .gallery-grid.double {
    grid-template-columns: 1fr;
  }

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

  .stats-section .stat-label {
    letter-spacing: 1px;
  }

  section {
    padding: 4rem 1.5rem;
  }

  .hero-title {
    font-size: clamp(3rem, 15vw, 6rem);
  }

  .hero-year {
    font-size: clamp(2.5rem, 12vw, 5rem);
  }

  .target-table {
    font-size: 0.8rem;
  }

  .target-table th,
  .target-table td {
    padding: 0.8rem 0.5rem;
  }

  .demo-bar-label {
    min-width: 80px;
    font-size: 0.75rem;
  }
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}