/* ===================================
   Variables (Matching Original)
   =================================== */
:root {
    /* Colors */
    --color-primary-1: #04152b;
    --color-primary-2: #0d4995;
    --color-accent: #3db7cb;
    --color-white: #ffffff;
    --color-gray-light: rgba(255, 255, 255, 0.85);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3db7cb 0%, #0d4995 100%);
    
    
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    --leading-snug: 1.375;
    --leading-relaxed: 1.625;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows & Effects */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 25px rgba(61, 183, 203, 0.3);
    
    --glass-blur: blur(12px);
    
    /* Transitions */
    --transition-base: all 0.3s ease;
}

/* ===================================
   Common Section Styles
   =================================== */
.attendees-section,
.why-attend-section {
    padding: var(--space-24) 0;
    position: relative;
    overflow: hidden;
}

.section-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.section-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #04152b 0%, rgb(13 73 149 / 0%) 50%, rgb(13 73 149 / 48%) 100%);
    z-index: 1;
}

.section-container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section-header.centered {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-badge.light {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
}

.badge-icon {
    width: 16px;
    height: 16px;
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    margin-bottom: var(--space-6);
    background: linear-gradient(to right, #3db7cb, #ffffff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.85);
    max-width: 800px;
    margin: 0 auto;
    line-height: var(--leading-relaxed);
}

.section-description strong {
    color: var(--color-white);
    font-weight: 700;
}

/* ===================================
   Who Should Attend Section
   =================================== */
.attendees-section {
    background-color: var(--color-primary-1);
}

.attendees-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

@media (max-width: 992px) {
    .attendees-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .attendees-grid {
        grid-template-columns: 1fr;
    }
}

.attendee-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.attendee-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.attendee-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(61, 183, 203, 0.5);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.attendee-card .card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    box-shadow: 0 4px 15px rgba(61, 183, 203, 0.3);
    transition: var(--transition-base);
}

.attendee-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
}

.attendee-card .card-icon i {
    font-size: var(--font-size-xl);
    color: var(--color-white);
}

.attendee-card .card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-3);
    line-height: var(--leading-snug);
}

.attendee-card .card-description {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.85);
    line-height: var(--leading-relaxed);
}

/* ===================================
   Why Attend Section
   =================================== */
.why-attend-section {
    background-color: var(--color-primary-2);
}

.why-attend-section .section-bg::before {
    background: linear-gradient(180deg, rgba(4, 21, 43, 0.9) 0%, rgba(13, 73, 149, 0.7) 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

@media (max-width: 992px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
}

.benefit-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(61, 183, 203, 0.5);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

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

.benefit-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.benefit-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(61, 183, 203, 0.3);
    transition: var(--transition-base);
}

.benefit-card:hover .benefit-icon {
    transform: scale(1.1) rotate(-5deg);
}

.benefit-icon i {
    font-size: var(--font-size-lg);
    color: var(--color-white);
}

.benefit-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    line-height: var(--leading-snug);
}

.benefit-description {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.85);
    line-height: var(--leading-relaxed);
    padding-left: calc(50px + var(--space-4));
}

@media (max-width: 768px) {
    .benefit-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }
    
    .benefit-description {
        padding-left: 0;
    }
}

/* ===================================
   Animations
   =================================== */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.attendee-card,
.benefit-card {
    animation: fadeIn 0.8s ease-out;
    animation-fill-mode: both;
}

/* Stagger animations for cards */
.attendee-card[data-delay="0.1"] { animation-delay: 0.1s; }
.attendee-card[data-delay="0.2"] { animation-delay: 0.2s; }
.attendee-card[data-delay="0.3"] { animation-delay: 0.3s; }
.attendee-card[data-delay="0.4"] { animation-delay: 0.4s; }
.attendee-card[data-delay="0.5"] { animation-delay: 0.5s; }
.attendee-card[data-delay="0.6"] { animation-delay: 0.6s; }
.attendee-card[data-delay="0.7"] { animation-delay: 0.7s; }
.attendee-card[data-delay="0.8"] { animation-delay: 0.8s; }

.benefit-card[data-delay="0.1"] { animation-delay: 0.1s; }
.benefit-card[data-delay="0.2"] { animation-delay: 0.2s; }
.benefit-card[data-delay="0.3"] { animation-delay: 0.3s; }
.benefit-card[data-delay="0.4"] { animation-delay: 0.4s; }
.benefit-card[data-delay="0.5"] { animation-delay: 0.5s; }

/* ===================================
   Responsive Adjustments
   =================================== */
@media (max-width: 768px) {
    .attendees-section,
    .why-attend-section {
        padding: var(--space-16) 0;
    }
    
    .section-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-description {
        font-size: var(--font-size-base);
    }
    
    .benefit-card {
        padding: var(--space-6);
    }
}