/* Sections Styles - About, Events, Speakers, Schedule, Register */

/* About Section */
.about {
    background: var(--bg-light);
    padding: 100px 0;
}

/* Dark mode - About section gets greyish background */
[data-theme="dark"] .about {
    background: var(--bg-light); /* #111111 - slightly greyish */
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.about-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap; /* responsive stacking on small screens */
}

.about-text {
  flex: 1 1 55%;
}

.about-image img {
  max-width: 115%;   /* scale up slightly */
  height: auto;
  border-radius: 12px;
  transform: scale(1.05);  /* extra boost in size */
  transition: transform 0.3s ease; /* smooth animation */
}

.about-image img:hover {
  transform: scale(1.1);   /* subtle zoom on hover */
}


/* About Us specific overrides to center content */
#about-us .about-content {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
}

#about-us .about-text {
    max-width: 800px;
    margin: 0 auto;
}

#about-us .about-text h3 {
    margin-top: 1rem;
}

#about-us .about-text ul {
    list-style: disc;
    padding-left: 0;
    margin: 1rem auto 0;
    max-width: 600px;
    text-align: left;
}

#about-us .about-text li {
    margin-bottom: 0.5rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-weight: 500;
    color: var(--text-light);
    margin: 0;
}

/* Events Section */
.events {
    padding: 100px 0;
}

/* Dark mode - Events section gets fully black background */
[data-theme="dark"] .events {
    background: var(--bg-white); /* #000000 - fully black */
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.event-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.event-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.event-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.event-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.event-card p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.6;
}

.event-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.event-date,
.event-duration {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-light);
}

.event-date {
    color: var(--primary-color);
}

/* Speakers Premium Section*/

/* Premium Guests Section with gradient */
.guestGrad {
    background: linear-gradient(135deg, #0d0d0d 0%, #111827 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

/* animated glowing gradient background effect */
.guestGrad::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(0, 136, 255, 0.15), transparent 60%);
    animation: rotateGlow 15s linear infinite;
    z-index: 0;
}

@keyframes rotateGlow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.guestGrad .guests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

/* Premium Guest Card */
.guest-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
    border: 1px solid rgba(0, 150, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4),
                0 0 20px rgba(0, 150, 255, 0.15);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.guest-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: rgba(0, 150, 255, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6),
                0 0 30px rgba(0, 150, 255, 0.35);
    background: linear-gradient(135deg, rgba(20, 30, 50, 0.95), rgba(10, 20, 35, 0.95));
}

/* Guest Image */
.guest-image {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 4px solid rgba(0, 136, 255, 0.4);
    transition: all 0.3s ease;
}

.guest-card:hover .guest-image {
    border-color: rgba(0, 200, 255, 0.8);
    transform: scale(1.05);
}

.guest-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Guest Info */
.guest-info h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, #00d8ff, #0077ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.guest-title {
    font-size: 1rem;
    font-weight: 500;
    color: #00b4ff;
    margin-bottom: 1rem;
}

.guest-bio {
    font-size: 0.9rem;
    color: #cbd5e1;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

/* Social Links */
.guest-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.guest-social a {
    width: 40px;
    height: 40px;
    background: rgba(17, 24, 39, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #00d8ff;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 150, 255, 0.3);
    box-shadow: 0 0 10px rgba(0, 150, 255, 0.15);
}

.guest-social a:hover {
    background: #00d8ff;
    color: #0d0d0d;
    transform: translateY(-3px) scale(1.1);
}

/* Speakers Section */
.speakers {
    background: var(--bg-light);
    padding: 100px 0;
}

/* Dark mode - Speakers section gets greyish background */
[data-theme="dark"] .speakers {
    background: var(--bg-light); /* #111111 - slightly greyish */
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.speaker-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.speaker-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.speaker-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 4px solid var(--border-color);
    transition: border-color 0.3s ease;
}

.speaker-card:hover .speaker-image {
    border-color: var(--secondary-color);
}

.speaker-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.speaker-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.speaker-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.speaker-bio {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.speaker-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.speaker-social a {
    width: 40px;
    height: 40px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

.speaker-social a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Schedule Section */
.schedule {
    padding: 100px 0;
}

/* Dark mode - Schedule section gets fully black background */
[data-theme="dark"] .schedule {
    background: var(--bg-white); /* #000000 - fully black */
}

.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-btn {
    padding: 12px 24px;
    border: 2px solid var(--border-color);
    background: var(--bg-white);
    color: var(--text-light);
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.schedule-content {
    max-width: 800px;
    margin: 0 auto;
}

.schedule-day {
    display: none;
}

.schedule-day.active {
    display: block;
}

.schedule-item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.schedule-item:last-child {
    border-bottom: none;
}

.schedule-time {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.125rem;
}

.schedule-event h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.schedule-event p {
    color: var(--text-light);
    margin: 0;
}
/* Register Section */
.register {
    background: var(--bg-light);
    padding: 100px 0;
}

/* Dark mode - Register section gets greyish background */
[data-theme="dark"] .register {
    background: var(--bg-light); /* #111111 - slightly greyish */
}

.register-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.register-info h3 {
    font-size: 1.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.register-info ul {
    list-style: none;
    margin-bottom: 2rem;
}

.register-info li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.register-info li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.register-details {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.register-details p {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.register-details strong {
    color: var(--text-dark);
}

.register-form {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.register-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-dark);
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .about-content,
    .register-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
    
    .schedule-item {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
    
    .schedule-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .events-grid,
    .speakers-grid {
        grid-template-columns: 1fr;
    }
    
    .event-card,
    .speaker-card {
        padding: 1.5rem;
    }
    
    .register-form {
        padding: 1.5rem;
    }
}

/* Premium Contact Section */
.contact-premium {
  padding: 80px 0;
  background: #0d0d0d;
}

.contact-premium .section-title {
  background: linear-gradient(90deg, #00d8ff, #0077ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.team-card {
  background: #1a1a1a;
  border-radius: 16px;
  overflow: hidden;
  text-align: center;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5),
              0 0 20px rgba(0, 136, 255, 0.25); /* subtle blue glow */
  transition: transform 0.3s, box-shadow 0.3s;
}

.team-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.6),
              0 0 30px rgba(0, 136, 255, 0.35);
}

.team-image img {
  width: 100%;
  max-width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 15px;
  border: 3px solid rgba(0, 216, 255, 0.4);
}

.team-info h3 {
  margin: 10px 0 5px;
  font-size: 1.2rem;
}

.team-role {
  font-size: 0.95rem;
  color: #aaa;
  margin-bottom: 15px;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.team-social a {
  width: 40px;
  height: 40px;
  background: #111;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00d8ff;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.team-social a:hover {
  background: #00d8ff;
  color: #0d0d0d;
}