/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Amaranth', sans-serif;
  font-weight: 700;
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s ease;
  padding: 15px 0;
}

.navbar-custom {
  background-color: transparent;
  border: none;
}

.navbar-solid {
  background-color: #1a2a4e;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
  color: #fff !important;
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
}

.navbar-nav > li > a {
  color: #fff !important;
  padding: 10px 15px;
  transition: all 0.3s ease;
}

.navbar-nav > li > a:hover {
  color: #3498db !important;
  background-color: transparent;
}

.navbar-toggle {
  border-color: #fff;
}

.navbar-toggle .icon-bar {
  background-color: #fff;
}

/* Hero Section */
.site-header {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
  color: #fff;
}

.intro {
  text-align: center;
  z-index: 1;
}

.intro h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.intro h1 {
  font-size: 1.8rem;
  font-weight: 300;
  margin-bottom: 30px;
}

.location-info {
  font-size: 1.2rem;
  margin-bottom: 40px;
}

.location-link {
  color: #3498db;
  text-decoration: none;
  transition: color 0.3s ease;
}

.location-link:hover {
  color: #2980b9;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 30px;
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  border-radius: 3px;
  transition: all 0.3s ease;
  text-decoration: none;
  cursor: pointer;
}

.btn-white {
  background-color: #fff;
  color: #1a2a4e;
}

.btn-white:hover {
  background-color: #3498db;
  color: #fff;
}

.btn-primary {
  background-color: #3498db;
  color: #fff;
}

.btn-primary:hover {
  background-color: #2980b9;
}

.btn-default {
  background-color: #ecf0f1;
  color: #333;
}

.btn-default:hover {
  background-color: #bdc3c7;
}

.btn-lg {
  padding: 15px 40px;
  font-size: 18px;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}

.btn-xs {
  padding: 5px 15px;
  font-size: 12px;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section:nth-child(even) {
  background-color: #f8f9fa;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
  color: #1a2a4e;
  position: relative;
  padding-bottom: 20px;
}

.section-title:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: #3498db;
}

/* Countdown */
.countdown-wrapper {
  background-color: #1a2a4e;
  padding: 40px 0;
}

.countdown {
  display: flex;
  justify-content: center;
  gap: 30px;
}

.countdown-item {
  text-align: center;
  color: #fff;
}

.countdown-number {
  font-size: 3rem;
  font-weight: 700;
  font-family: 'Amaranth', sans-serif;
}

.countdown-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Important Dates */
.important-dates-table {
  max-width: 800px;
  margin: 0 auto;
}

.important-dates-table td {
  padding: 15px;
}

.date-cell {
  white-space: nowrap;
  font-weight: 600;
}

.date-passed {
  opacity: 0.6;
}

.date-passed td {
  text-decoration: line-through;
}

.badge {
  display: inline-block;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 3px;
  margin-left: 10px;
}

.badge-warning {
  background-color: #f39c12;
  color: #fff;
}

.badge-primary {
  background-color: #3498db;
  color: #fff;
}

/* Speakers */
.speakers-grid {
  margin-top: 40px;
}

.speakers-grid .col-md-4,
.speakers-grid .col-sm-6 {
  margin-bottom: 30px;
}

.speaker-card {
  background-color: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  padding: 30px 20px;
  height: 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.speaker-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.speaker-photo {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  position: relative;
  overflow: hidden;
  border-radius: 50%;
  border: 4px solid #f8f9fa;
  transition: border-color 0.3s ease;
}

.speaker-card:hover .speaker-photo {
  border-color: #3498db;
}

.speaker-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.badge-keynote,
.badge-invited {
  position: absolute;
  top: 15px;
  right: 15px;
  color: #fff;
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-keynote {
  background: linear-gradient(45deg, #e74c3c, #c0392b);
}

.badge-invited {
  background: linear-gradient(45deg, #f39c12, #e67e22);
}

.speaker-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
}

.speaker-card h4 {
  margin-bottom: 8px;
  color: #1a2a4e;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.3;
  min-height: 2.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.speaker-card .institution {
  color: #7f8c8d;
  margin-bottom: 5px;
  font-size: 14px;
  font-weight: 500;
  min-height: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.speaker-card .country {
  color: #95a5a6;
  font-size: 13px;
  margin-bottom: 0;
  font-style: italic;
  min-height: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.speaker-bio-btn {
  background: linear-gradient(45deg, #3498db, #2980b9);
  border: none;
  padding: 8px 20px;
  border-radius: 25px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  margin-top: 15px;
}

.speaker-bio-btn:hover {
  background: linear-gradient(45deg, #2980b9, #21618c);
  transform: translateY(-2px);
}

.filter-buttons {
  margin-bottom: 40px;
  text-align: center;
}

.filter-buttons .btn {
  margin: 5px 8px;
  border-radius: 25px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.filter-buttons .btn-default {
  background-color: #ecf0f1;
  border: 2px solid #ecf0f1;
  color: #7f8c8d;
}

.filter-buttons .btn-default:hover,
.filter-buttons .btn-default.active {
  background-color: #3498db;
  border-color: #3498db;
  color: #fff;
}

.filter-buttons .btn-primary {
  background: linear-gradient(45deg, #3498db, #2980b9);
  border: 2px solid #3498db;
}

/* Speaker items animation */
.speaker-item {
  transition: all 0.5s ease;
  opacity: 1;
}

.speaker-item.hidden {
  opacity: 0;
  transform: scale(0.8);
  pointer-events: none;
}

/* Schedule */
.nav-tabs {
  border-bottom: 2px solid #ecf0f1;
  margin-bottom: 30px;
}

.nav-tabs > li {
  margin-bottom: -2px;
}

.nav-tabs > li > a {
  border: none;
  color: #7f8c8d;
  padding: 15px 30px;
  transition: all 0.3s ease;
}

.nav-tabs > li.active > a {
  border-bottom: 2px solid #3498db;
  color: #1a2a4e;
  background-color: transparent;
}

.session-item {
  display: flex;
  margin-bottom: 20px;
  padding: 20px;
  background-color: #fff;
  border-left: 4px solid #3498db;
  transition: all 0.3s ease;
}

.session-item.keynote {
  border-left-color: #e74c3c;
}

.session-item.workshop {
  border-left-color: #f39c12;
}

.session-item.break {
  border-left-color: #95a5a6;
  background-color: #ecf0f1;
}

.session-time {
  flex: 0 0 150px;
  font-weight: 600;
  color: #1a2a4e;
}

.session-details {
  flex: 1;
}

.session-icon {
  margin-right: 10px;
}

.btn-expand {
  background: none;
  border: none;
  color: #3498db;
  cursor: pointer;
  font-size: 14px;
  margin-left: 10px;
}

.session-meta {
  color: #7f8c8d;
  font-size: 14px;
  margin-bottom: 10px;
}

.talks-list {
  margin-top: 20px;
  padding-left: 20px;
  border-left: 2px solid #ecf0f1;
}

.talk-item {
  margin-bottom: 15px;
  padding: 15px;
  background-color: #f8f9fa;
}

.talk-speaker {
  display: flex;
  align-items: center;
  margin: 10px 0;
  color: #7f8c8d;
}

.speaker-thumb {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  margin-right: 10px;
  object-fit: cover;
}

.talk-links a {
  margin-right: 15px;
  color: #3498db;
  text-decoration: none;
}

.talk-links a:hover {
  text-decoration: underline;
}

/* Registration */
.registration-fees {
  margin: 30px 0;
}

.registration-fees th {
  background-color: #1a2a4e;
  color: #fff;
  padding: 15px;
}

.registration-fees td {
  padding: 15px;
}

.current-period {
  background-color: #e8f4f8;
  font-weight: 600;
}

.current-period-badge {
  text-align: center;
  margin: 20px 0;
}

/* Committees - Redesigned from scratch */
.committees {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.committee-category {
  margin-bottom: 60px;
  padding: 40px;
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  border: 1px solid rgba(52, 152, 219, 0.1);
}

.category-title {
  color: #1a2a4e;
  margin-bottom: 30px;
  text-align: center;
  font-size: 1.8rem;
  font-weight: 700;
  position: relative;
  padding-bottom: 15px;
}

.category-title:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  border-radius: 2px;
}

.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.hidden-members {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 30px;
  animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.member-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.06);
  border: 2px solid transparent;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  height: 160px;
  display: flex;
  align-items: center;
}

.member-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.member-card:hover::before {
  transform: scaleX(1);
}

.member-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(52, 152, 219, 0.15);
  border-color: rgba(52, 152, 219, 0.2);
}

.member-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 20px;
  border: 4px solid #f8f9fa;
  transition: all 0.3s ease;
  flex-shrink: 0;
  position: relative;
}

.member-card:hover .member-photo {
  border-color: #3498db;
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(52, 152, 219, 0.3);
}

.member-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

.member-info h5 {
  margin-bottom: 8px;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.4;
  color: #1a2a4e;
}

.member-info h5 a {
  color: #1a2a4e;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.member-info h5 a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(45deg, #3498db, #2980b9);
  transition: width 0.3s ease;
}

.member-info h5 a:hover {
  color: #3498db;
}

.member-info h5 a:hover::after {
  width: 100%;
}

.member-affiliation {
  color: #7f8c8d;
  font-size: 14px;
  margin-bottom: 10px;
  line-height: 1.4;
  font-weight: 500;
}

.member-role {
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 6px 12px;
  border-radius: 20px;
  align-self: flex-start;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
  transition: all 0.3s ease;
}

.member-card:hover .member-role {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
}

.committee-toggle-btn {
  background: linear-gradient(45deg, #3498db, #2980b9);
  color: #ffffff;
  border: none;
  padding: 15px 35px;
  border-radius: 30px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: block;
  margin: 30px auto 0;
  box-shadow: 0 8px 25px rgba(52, 152, 219, 0.3);
  position: relative;
  overflow: hidden;
}

.committee-toggle-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

.committee-toggle-btn:hover::before {
  left: 100%;
}

.committee-toggle-btn:hover {
  background: linear-gradient(45deg, #2980b9, #21618c);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 15px 35px rgba(52, 152, 219, 0.4);
  color: #ffffff;
}

.committee-toggle-btn:active {
  transform: translateY(-2px) scale(1.02);
}

.committee-description {
  text-align: center;
  margin-bottom: 30px;
  color: #7f8c8d;
  font-size: 16px;
  line-height: 1.6;
}

.committee-actions {
  text-align: center;
  margin-top: 20px;
}

.member-avatar {
  position: relative;
  flex-shrink: 0;
}

.member-name {
  margin-bottom: 8px !important;
}

.btn-text {
  margin-right: 8px;
}

.btn-icon {
  transition: transform 0.3s ease;
  font-size: 12px;
}

.committee-toggle-btn.expanded .btn-icon {
  transform: rotate(180deg);
}

.committee-toggle-btn.expanded .btn-text::before {
  content: "Show Less ";
}

.committee-toggle-btn.expanded .btn-text {
  display: none;
}

.committee-toggle-btn.expanded::after {
  content: "Show Less";
}

/* Location */
.venue-address {
  font-style: italic;
  color: #7f8c8d;
  margin-bottom: 20px;
}

.map-embed {
  margin-top: 20px;
}

.map-embed iframe {
  width: 100%;
  height: 400px;
  border: none;
  border-radius: 5px;
}

.attractions-title {
  margin-top: 60px;
  margin-bottom: 30px;
  text-align: center;
  color: #1a2a4e;
}

.attractions-grid {
  margin-top: 30px;
}

.attractions-grid .col-md-4,
.attractions-grid .col-sm-6 {
  margin-bottom: 30px;
}

.attraction-card {
  background-color: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.attraction-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.attraction-image {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.attraction-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.attraction-card:hover .attraction-image img {
  transform: scale(1.05);
}

.attraction-details {
  padding: 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.attraction-details h5 {
  color: #1a2a4e;
  margin-bottom: 12px;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.3;
  min-height: 2.6rem;
  display: flex;
  align-items: center;
}

.attraction-details p {
  color: #7f8c8d;
  font-size: 14px;
  line-height: 1.5;
  margin-bottom: 20px;
  flex: 1;
}

.attraction-details .btn {
  background: linear-gradient(45deg, #3498db, #2980b9);
  border: none;
  padding: 8px 20px;
  border-radius: 25px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  align-self: flex-start;
}

.attraction-details .btn:hover {
  background: linear-gradient(45deg, #2980b9, #21618c);
  transform: translateY(-2px);
}

/* Sponsors */
.sponsor-category {
  margin-bottom: 50px;
}

.sponsors-grid {
  margin-top: 30px;
}

.sponsors-grid .col-md-3,
.sponsors-grid .col-sm-4,
.sponsors-grid .col-xs-6 {
  margin-bottom: 30px;
}

.sponsor-item {
  background-color: #fff;
  border-radius: 12px;
  padding: 30px 20px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.sponsor-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.sponsor-item img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(80%);
  transition: all 0.3s ease;
}

.sponsor-item:hover img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.sponsor-item a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-content {
  background-color: #fff;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 8px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 30px;
  cursor: pointer;
  color: #7f8c8d;
  z-index: 1;
}

.modal-close:hover {
  color: #2c3e50;
}

.modal-body {
  padding: 40px;
}

.modal-body img {
  max-width: 100%;
  height: auto;
  margin-bottom: 20px;
}

.modal-body #modal-speaker-bio {
  line-height: 1.6;
  text-align: justify;
}

.modal-body #modal-speaker-bio a {
  color: #3498db;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.modal-body #modal-speaker-bio a:hover {
  color: #2980b9;
  text-decoration: underline;
}

.talk-resources {
  margin-top: 20px;
}

.talk-resources .btn {
  margin-right: 10px;
  margin-bottom: 10px;
}

/* Footer */
.site-footer {
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 40px 0;
  text-align: center;
}

.copyright-text {
  margin-bottom: 20px;
}

.social-block {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.social-block a {
  color: #ecf0f1;
  font-size: 24px;
  transition: color 0.3s ease;
}

.social-block a:hover {
  color: #3498db;
}

/* Utilities */
.text-center {
  text-align: center;
}

.text-muted {
  color: #7f8c8d;
}

.text-danger {
  color: #e74c3c;
}

.d-block {
  display: block;
}

.ml-2 {
  margin-left: 10px;
}

.img-responsive {
  max-width: 100%;
  height: auto;
}

/* Error Page */
.error-container {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
}

/* Responsive */
@media (max-width: 768px) {
  .navbar-nav {
    background-color: #1a2a4e;
    margin-top: 15px;
  }
  
  .navbar-collapse.in {
    display: block;
  }
  
  .intro h2 {
    font-size: 2rem;
  }
  
  .intro h1 {
    font-size: 1.5rem;
  }
  
  .countdown {
    flex-wrap: wrap;
    gap: 15px;
  }
  
  .countdown-number {
    font-size: 2rem;
  }
  
  .session-item {
    flex-direction: column;
  }
  
  .session-time {
    margin-bottom: 10px;
  }
  
  .speakers-grid .col-md-4,
  .speakers-grid .col-sm-6 {
    margin-bottom: 20px;
  }
  
  .speaker-card {
    padding: 25px 15px;
    height: 350px;
  }
  
  .speaker-photo {
    width: 100px;
    height: 100px;
    margin-bottom: 15px;
  }
  
  .filter-buttons .btn {
    margin: 3px 5px;
    padding: 8px 15px;
    font-size: 13px;
  }
  
  .committee-category {
    margin-bottom: 40px;
    padding: 25px 20px;
    border-radius: 15px;
  }
  
  .category-title {
    font-size: 1.5rem;
    margin-bottom: 25px;
  }
  
  .members-grid,
  .hidden-members {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .member-card {
    height: 140px;
    padding: 20px;
    border-radius: 12px;
  }
  
  .member-photo {
    width: 70px;
    height: 70px;
    margin-right: 15px;
  }
  
  .member-info h5 {
    font-size: 1.1rem;
  }
  
  .member-affiliation {
    font-size: 13px;
  }
  
  .member-role {
    font-size: 10px;
    padding: 5px 10px;
  }
  
  .committee-toggle-btn {
    padding: 12px 25px;
    font-size: 13px;
  }
  
  .attractions-grid .col-md-4,
  .attractions-grid .col-sm-6 {
    margin-bottom: 20px;
  }
  
  .attraction-card {
    height: auto;
  }
  
  .attraction-image {
    height: 160px;
  }
  
  .attraction-details {
    padding: 20px;
  }
  
  .sponsors-grid .col-md-3,
  .sponsors-grid .col-sm-4,
  .sponsors-grid .col-xs-6 {
    margin-bottom: 20px;
  }
  
  .sponsor-item {
    height: 140px;
    padding: 20px 15px;
  }
  
  .nav-tabs > li {
    float: none;
    display: block;
  }
  
  .nav-tabs > li > a {
    border-bottom: 1px solid #ecf0f1;
  }
  
  h3 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 60px 0;
  }
  
  .intro h2 {
    font-size: 1.5rem;
  }
  
  .intro h1 {
    font-size: 1.2rem;
  }
  
  .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .countdown-wrapper,
  .btn,
  .modal-backdrop,
  .social-block {
    display: none !important;
  }
  
  .section {
    page-break-inside: avoid;
  }
  
  body {
    font-size: 12pt;
  }
  
  h3 {
    font-size: 18pt;
  }
}
s, del {
  text-decoration: line-through;
  opacity: 0.7;
}

.date-passed td:first-child {
  text-decoration: line-through;
  opacity: 0.6;
}