/* CSS Custom Properties */
:root {
    --primary-color: #FF6B35;
    --secondary-color: #004E89;
    --accent-color: #1A936F;
    --neutral-color: #F7F7F7;
    --text-color: #2C3E50;
    --text-light: #7F8C8D;
    --white: #FFFFFF;
    --black: #000000;
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'Fira Code', monospace;
    
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    
    --border-radius: 8px;
    --border-radius-large: 16px;
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

@media (max-width: 768px) {
    .hero-text {
        text-align: center;
        padding: 1rem;
    }
    .hero-title {
        font-size: 1.5rem;
    }
    .hero-subtitle, .hero-subtitle1 {
        font-size: 0.95rem;
    }
    
      .nav-menu.two-column {
        grid-template-columns: 1fr;
    }

    .nav-menu .full-width {
        grid-column: span 1;
    }
    .hero-details {
    display: flex;
    flex-direction: column; /* Stack items vertically */
    align-items: center;     /* Center horizontally */
    text-align: center;
    gap: 0.5rem;
    margin: 1rem 0;
}


.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

   
    .hero-actions {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

 

    .hero-actions a {
        width: 80%;
        margin: 0.5rem 0;
    }
}

.nav-menu .full-width {
    grid-column: span 2;
    margin-top: 10px;
}
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

.nav-menu.two-column {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: .5px 5px;
}

/* Optional: styling to make items look tidy */
.nav-menu.two-column .nav-item {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 35px auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #f70606);
    color: var(--white);
    box-shadow: var(--shadow-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: transparent;
    color: var(--green);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: green;
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-family: var(--font-code);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
}

.logo-accent {
    color: var(--primary-color);
}

.logo-year {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.2rem 0.5rem;
    border-radius: var(--border-radius);
    font-size:1.6rem;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.cta-nav {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.cta-nav::after {
    display: none;
}

.cta-nav:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh; /* Ensure full viewport height */
    overflow: hidden;  /* Change this only if needed */
    display: flex;
    align-items: center; /* Vertically center content */
    justify-content: center;
    padding-top: 150px; /* Add top padding if navbar is fixed */
}
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('assets/images/hero_background.jpg') center/cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 78, 137, 0.8), rgba(255, 107, 53, 0.6));
    z-index: -1;
}

.hero-content {
    padding-top: 100px;
    z-index: 1;
    color: var(--white);
    max-width: 960px;
    padding: 2rem;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.title-main {
    display: block;
}

.title-year {
    color:#07f9a0;
    font-size: 2.1rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    animation: fadeInUp 1s ease 0.2s both;
}
.hero-subtitle1 {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    animation: fadeInUp 1s ease 0.2s both;
}


.hero-details {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem;
        justify-content: space-evenly;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    
}

.detail-icon {
    font-size: 1.2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 1s ease 0.6s both;
}

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

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--white);
    border-bottom: 2px solid var(--white);
    transform: rotate(45deg);
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
  
    margin: 0 auto;
        text-align: justify;
}

/* About Section */
.about {
    background: var(--neutral-color);
}

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

.about-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.about-highlights {
    display: grid;
    gap: 1.5rem;
}

.highlight-item h3 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.about-stats {
    display: grid;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-heading);
}

.stat-label {
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

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

.speaker-card {
    background: var(--white);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.speaker-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.speaker-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

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

.speaker-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 78, 137, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.speaker-card:hover .speaker-overlay {
    opacity: 1;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link:hover {
    transform: scale(1.1);
}

.speaker-info {
    padding: 2rem;
}

.speaker-name {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.speaker-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.speaker-topic {
    color: var(--text-light);
    font-style: italic;
}

/* Schedule Section */
.schedule {
    background: var(--neutral-color);
}

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

.tab-button {
    padding: 1rem 2rem;
    border: none;
    background: var(--white);
    color: var(--text-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.tab-button.active,
.tab-button:hover {
    background: var(--primary-color);
    color: var(--white);
}

.day-schedule {
    display: none;
    max-width: 800px;
    margin: 0 auto;
}

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

.schedule-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 2rem;
    padding: 10px;
    background: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.schedule-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.time {
    font-family: var(--font-code);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.session h4 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.session p {
    margin: 0;
}

/* Venue Section */
.venue-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.venue-info h3 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.venue-address {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.venue-features {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

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

.feature-icon {
    font-size: 1.5rem;
}

.venue-image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.venue-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Registration Section */
.register {
    background: var(--neutral-color);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'Participants';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
}

.card-header h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.0rem;
    color: var(--text-light);
}

.amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-heading);
}

.price-note {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.features li {
    padding: 0.5rem 0;
    color: var(--text-color);
}

/* Footer */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-medium);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .title-year {
        font-size: 2rem;
    }
    
    .hero-details {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .venue-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .schedule-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .time {
        text-align: center;
    }
    
    .schedule-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-button {
        width: 200px;
    }
}

.schedule-content {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
    }

.day-schedule {
    display: block;
}

.schedule-item {
    display: flex;
    align-items: flex-start;
    gap: 8px; /* Reduced gap */
    margin-bottom: 10px;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 6px;
    background-color: #f9f9f9;
}

.schedule-item .time {
    font-size: 16px;
    color: green;
    line-height: 1.2;
    margin-top: 3px; /* Reduce vertical misalignment */
    min-width: 20px; /* Ensure consistent spacing */
    text-align: center;
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .title-year {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}