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

:root {
    /* Color Palette - Semiconductor Theme */
    --primary-color: #00d4ff;
    --secondary-color: #6366f1;
    --accent-color: #f59e0b;
    --bg-dark: #0a0e27;
    --bg-darker: #050816;
    --bg-card: #1a1f3a;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-tech: linear-gradient(135deg, #00d4ff 0%, #6366f1 50%, #9333ea 100%);
    
    /* Typography */
    --font-primary: 'Exo 2', sans-serif;
    --font-display: 'Orbitron', sans-serif;
    
    /* Spacing */
    /* --section-padding: 100px 0; */
    --container-width: 1200px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}


/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 110px;
}

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

.vizag-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    animation: bgZoom 20s ease-in-out infinite alternate;
}

@keyframes bgZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.circuit-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(90deg, transparent, transparent 50px, rgba(0, 212, 255, 0.03) 50px, rgba(0, 212, 255, 0.03) 51px),
        repeating-linear-gradient(0deg, transparent, transparent 50px, rgba(0, 212, 255, 0.03) 50px, rgba(0, 212, 255, 0.03) 51px);
    opacity: 0.5;
    animation: patternMove 10s linear infinite;
}

@keyframes patternMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.gradient-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top left, rgba(102, 126, 234, 0.15), transparent 50%),
                radial-gradient(ellipse at bottom right, rgba(147, 51, 234, 0.15), transparent 50%);
    animation: gradientShift 8s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 20s infinite;
    box-shadow: 0 0 10px var(--primary-color);
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translate(100vw, -100vh) rotate(360deg); opacity: 0; }
}

.floating-chips {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-chip {
    position: absolute;
    width: 80px;
    height: 80px;
    opacity: 0.1;
    animation: chipFloat 15s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
}

.floating-chip:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-chip:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 5s;
}

.floating-chip:nth-child(3) {
    bottom: 30%;
    left: 70%;
    animation-delay: 10s;
}

@keyframes chipFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-30px) rotate(90deg); }
    50% { transform: translateY(0) rotate(180deg); }
    75% { transform: translateY(30px) rotate(270deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 30px;
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease, labelGlow 2s ease-in-out infinite;
}

@keyframes labelGlow {
    0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 255, 0.2); }
    50% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.4); }
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 1; 
        box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.7);
    }
    50% { 
        transform: scale(1.3); 
        opacity: 0.7;
        box-shadow: 0 0 0 10px rgba(0, 212, 255, 0);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: 55px !important;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease backwards;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

.title-line.highlight {
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease backwards, textGlow 3s ease-in-out infinite;
}

@keyframes textGlow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.3)); }
    50% { filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.6)); }
}

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

.event-details {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
    animation: slideInLeft 1s ease forwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.detail-item i {
    font-size: 24px;
    color: var(--primary-color);
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.detail-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.detail-value {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    /* margin-bottom: 60px; */
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 35px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
    color: white;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-tech);
    color: var(--text-primary);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4);
}

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

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

.hero-stats {
    display: flex;
    gap: 60px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.stat-item {
    text-align: center;
    animation: bounceIn 1s ease forwards;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.stat-number {
    font-size: 48px;
    font-weight: 900;
    font-family: var(--font-display);
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    animation: numberGlow 3s ease-in-out infinite;
}

@keyframes numberGlow {
    0%, 100% { filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.3)); }
    50% { filter: drop-shadow(0 0 15px rgba(0, 212, 255, 0.6)); }
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    position: relative;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
    box-shadow: 0 0 5px var(--primary-color);
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

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

/* Tech Scroller */
.tech-scroller {
    background: var(--bg-card);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    padding: 20px 0;
    overflow: hidden;
    position: relative;
}

.tech-scroller::before,
.tech-scroller::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 2;
}

.tech-scroller::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-card), transparent);
}

.tech-scroller::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-card), transparent);
}

.scroller-track {
    display: flex;
}

.scroller-content {
    display: flex;
    gap: 60px;
    animation: scroll-horizontal 30s linear infinite;
    white-space: nowrap;
}

.scroller-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition);
}

.scroller-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
    opacity: 0.6;
    transition: var(--transition);
}

.scroller-item:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

.scroller-item:hover .scroller-icon {
    opacity: 1;
    filter: brightness(1) invert(0);
    animation: iconSpin 1s ease;
}

@keyframes iconSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes scroll-horizontal {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Section Styles */
/* section {
    padding: var(--section-padding);
    position: relative;
} */

.section-header {
    text-align: center;
    /* margin-bottom: 60px; */
    animation: fadeInUp 0.8s ease;
}

.section-label {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    font-size: 14px;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    animation: labelFloat 3s ease-in-out infinite;
}

@keyframes labelFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.section-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
}

.section-title .highlight {
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-intro {
    font-size: 20px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 500;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    transition: var(--transition);
    animation: fadeInUp 0.8s ease backwards;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }
.feature-item:nth-child(4) { animation-delay: 0.4s; }

.feature-item:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.2);
}

.feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-tech);
    border-radius: 12px;
    flex-shrink: 0;
    animation: iconBounce 2s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.feature-icon img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
}

.feature-text h4 {
    font-size: 18px;
    margin-bottom: 5px;
    font-weight: 600;
}

.feature-text p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* Chip Animation */
.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.chip-animation {
    position: relative;
    width: 400px;
    height: 400px;
}

.tech-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    opacity: 0.15;
    animation: bgPulse 4s ease-in-out infinite;
}

@keyframes bgPulse {
    0%, 100% { opacity: 0.15; transform: scale(1); }
    50% { opacity: 0.25; transform: scale(1.05); }
}

.chip-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #1a1f3a 0%, #2d3561 100%);
    border: 3px solid var(--primary-color);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.3);
    animation: chipPulse 3s ease-in-out infinite;
}

@keyframes chipPulse {
    0%, 100% { 
        box-shadow: 0 0 50px rgba(0, 212, 255, 0.3);
        border-color: var(--primary-color);
    }
    50% { 
        box-shadow: 0 0 80px rgba(0, 212, 255, 0.6), 0 0 100px rgba(147, 51, 234, 0.4);
        border-color: var(--secondary-color);
    }
}

.chip-core {
    width: 120px;
    height: 120px;
    background: var(--gradient-tech);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: rotate 10s linear infinite;
}

.chip-core img {
    width: 70px;
    height: 70px;
    filter: brightness(0) invert(1);
    animation: coreGlow 2s ease-in-out infinite;
}

@keyframes coreGlow {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.chip-pins {
    position: absolute;
    display: flex;
    gap: 8px;
}

.chip-pins::before {
    content: '';
    width: 20px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-color);
    animation: pinPulse 1.5s ease-in-out infinite;
}

@keyframes pinPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chip-pins-top {
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.chip-pins-right {
    right: -10px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
}

.chip-pins-bottom {
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.chip-pins-left {
    left: -10px;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
}

.chip-circuit {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    background-image: 
        repeating-linear-gradient(90deg, transparent, transparent 10px, rgba(0, 212, 255, 0.1) 10px, rgba(0, 212, 255, 0.1) 11px),
        repeating-linear-gradient(0deg, transparent, transparent 10px, rgba(0, 212, 255, 0.1) 10px, rgba(0, 212, 255, 0.1) 11px);
    animation: circuitFlow 2s linear infinite;
}

@keyframes circuitFlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

.data-flow {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--primary-color);
}

.data-flow-1 {
    top: 0;
    left: 50%;
    animation: flow-vertical 2s ease-in-out infinite;
}

.data-flow-2 {
    right: 0;
    top: 50%;
    animation: flow-horizontal 2s ease-in-out infinite 0.5s;
}

.data-flow-3 {
    bottom: 0;
    left: 50%;
    animation: flow-vertical 2s ease-in-out infinite 1s;
}

.data-flow-4 {
    left: 0;
    top: 50%;
    animation: flow-horizontal 2s ease-in-out infinite 1.5s;
}

@keyframes flow-vertical {
    0%, 100% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(400px); opacity: 0; }
}

@keyframes flow-horizontal {
    0%, 100% { transform: translateX(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(400px); opacity: 0; }
}

/* Speakers Section */
.speakers-section {
    background: var(--bg-dark);
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.speaker-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    animation: fadeInUp 0.6s ease backwards;
}

.speaker-card:nth-child(1) { animation-delay: 0.1s; }
.speaker-card:nth-child(2) { animation-delay: 0.2s; }
.speaker-card:nth-child(3) { animation-delay: 0.3s; }
.speaker-card:nth-child(4) { animation-delay: 0.4s; }

.speaker-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.speaker-image {
    position: relative;
    overflow: hidden;
    height: 350px;
}

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

.speaker-card:hover .speaker-image img {
    transform: scale(1.1);
}

.speaker-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgb(0 212 255 / 50%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.linkedin-link {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0077b5;
    font-size: 30px;
    transition: var(--transition);
    animation: linkedinPulse 1.5s ease-in-out infinite;
}

@keyframes linkedinPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.linkedin-link:hover {
    transform: scale(1.2) rotate(360deg);
}

.speaker-info {
    padding: 25px;
}

.speaker-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.speaker-title {
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 3px;
}

.speaker-company {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.speaker-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.topic-tag {
    padding: 5px 12px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 15px;
    font-size: 11px;
    color: var(--primary-color);
    transition: var(--transition);
}

.topic-tag:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: scale(1.1);
}

.section-cta {
    text-align: center;
}

.btn-outline-large {
    padding: 18px 50px;
    font-size: 18px;
}

/* Sponsors Section */
.sponsors-section {
    background: var(--bg-darker);
}

.sponsor-tier {
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease backwards;
}

.sponsor-tier:nth-child(2) { animation-delay: 0.1s; }
.sponsor-tier:nth-child(3) { animation-delay: 0.2s; }
.sponsor-tier:nth-child(4) { animation-delay: 0.3s; }
.sponsor-tier:nth-child(5) { animation-delay: 0.4s; }
.sponsor-tier:nth-child(6) { animation-delay: 0.5s; }

.tier-title {
    font-family: var(--font-display);
    font-size: 24px;
    text-align: center;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% { text-shadow: 0 0 10px rgba(245, 158, 11, 0.3); }
    50% { text-shadow: 0 0 20px rgba(245, 158, 11, 0.6); }
}

.tier-title i {
    color: var(--accent-color);
    animation: iconRotate 4s linear infinite;
}

@keyframes iconRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.sponsors-grid {
    display: grid;
    gap: 30px;
    justify-items: center;
    align-items: center;
}

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

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

.diamond-grid {
    grid-template-columns: repeat(3, 1fr);
}

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

.silver-grid {
    grid-template-columns: repeat(5, 1fr);
}

.sponsor-card {
    background: white;
    border: 2px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    width: 100%;
    animation: cardFloat 3s ease-in-out infinite;
}

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

.sponsor-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    animation: sponsorGlow 4s ease-in-out infinite;
    opacity: 0;
}

.sponsor-card:hover::before {
    opacity: 1;
}

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

.sponsor-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

.sponsor-card img {
    max-width: 100%;
    height: auto;
    transition: var(--transition);
    filter: brightness(1);
}

.sponsor-card:hover img {
    transform: scale(1.05);
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
}

.elite-sponsor {
    position: relative;
}

.sponsor-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1) rotate(0deg); }
    50% { opacity: 1; transform: scale(1.1) rotate(180deg); }
}

.elite-sponsor img {
    max-height: 120px;
}

.platinum-sponsor img {
    max-height: 90px;
}

.diamond-sponsor img {
    max-height: 70px;
}

.gold-sponsor img {
    max-height: 55px;
}

.silver-sponsor img {
    max-height: 45px;
}

/* Partners Section */
.partners-section {
    background: var(--bg-dark);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.partner-card {
    background: white;
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    animation: fadeInUp 0.6s ease backwards;
}

.partner-card:nth-child(1) { animation-delay: 0.1s; }
.partner-card:nth-child(2) { animation-delay: 0.2s; }
.partner-card:nth-child(3) { animation-delay: 0.3s; }
.partner-card:nth-child(4) { animation-delay: 0.4s; }
.partner-card:nth-child(5) { animation-delay: 0.5s; }
.partner-card:nth-child(6) { animation-delay: 0.6s; }

.partner-card:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
    background: rgba(0, 212, 255, 0.05);
}

.partner-card img {
    max-width: 100%;
    max-height: 80px;
    transition: var(--transition);
}

.partner-card:hover img {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 15px rgba(0, 212, 255, 0.5));
}

/* Contact Section */
.contact-section {
    background: var(--bg-darker);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-card {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    transition: var(--transition);
    animation: fadeInLeft 0.6s ease backwards;
}

.info-card:nth-child(1) { animation-delay: 0.1s; }
.info-card:nth-child(2) { animation-delay: 0.2s; }
.info-card:nth-child(3) { animation-delay: 0.3s; }
.info-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.info-card:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.2);
}

.info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-tech);
    border-radius: 12px;
    flex-shrink: 0;
    animation: iconPulse 2s ease-in-out infinite;
}

.info-icon i {
    font-size: 22px;
}

.info-text h4 {
    font-size: 18px;
    margin-bottom: 8px;
}

.info-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 8px;
    color: var(--primary-color);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: translateY(-3px) rotate(360deg);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.4);
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
    animation: fadeInRight 0.8s ease;
}

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

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 14px 18px;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 15px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-top {
    padding: 40px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-family: var(--font-display);
    margin-bottom: 20px;
}

.footer-desc {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    color: var(--primary-color);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient-tech);
    transform: translateY(-3px) rotate(360deg);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.4);
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-links {
    list-style: none;
    padding-left: 0px;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-bottom {
    padding: 10px 0;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-bottom-content i {
    color: #e74c3c;
    margin: 0 5px;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    margin: 5% auto;
    padding: 50px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    animation: modalSlideIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.3);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 35px;
    font-weight: bold;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--primary-color);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    margin-bottom: 30px;
    background: var(--gradient-tech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.register-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 56px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gold-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .silver-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        /* grid-template-columns: repeat(2, 1fr); */
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-dark);
        width: 100%;
        padding: 30px;
        gap: 20px;
        transition: var(--transition);
        border-top: 1px solid rgba(0, 212, 255, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .event-details {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .speakers-grid {
        grid-template-columns: 1fr;
    }
    
    .platinum-grid,
    .diamond-grid,
    .gold-grid,
    .silver-grid {
        grid-template-columns: 1fr;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .chip-animation {
        width: 300px;
        height: 300px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px !important;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .modal-content {
        padding: 30px 20px;
        margin: 10% auto;
    }
    .navbar {
        position: absolute;
    }

    img.Main_logo {
    width: 50% !important;
}
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Loading Animation */
@keyframes spin {
    to { transform: rotate(360deg); }
}



img.Main_logo {
    width: 40%;
        animation: fadeInUp 0.8s ease, labelGlow 2s ease-in-out infinite;
}

.Fotter_logo {

    width: 60%;
        animation: fadeInUp 0.8s ease, labelGlow 2s ease-in-out infinite;
}










/* Agenda Page */

.agenda-hero {
    padding: 150px 0 80px;
    text-align: center;
    background: var(--bg-dark);
}

.agenda-hero h1 {
    font-family: var(--font-display);
    font-size: 48px;
}

.agenda-page {
    background: var(--bg-darker);
    padding: 80px 0;
}

.agenda-filters {
    text-align: center;
    margin-bottom: 50px;
}

.agenda-filter {
    margin: 0 10px;
    padding: 12px 30px;
    border-radius: 30px;
    border: 1px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    cursor: pointer;
    transition: var(--transition);
}

.agenda-filter.active,
.agenda-filter:hover {
    background: var(--gradient-tech);
    color: #fff;
}

.agenda-day { display: none; }
.agenda-day.active { display: block; }

.agenda-card {
    display: flex;
    background: var(--bg-card);
    border-radius: 20px;
    margin-bottom: 30px;
    border: 1px solid rgba(0,212,255,0.2);
    overflow: hidden;
    transition: var(--transition);
}

.agenda-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(0,212,255,0.3);
}

.agenda-time {
    min-width: 150px;
    background: var(--gradient-tech);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.agenda-content {
    padding: 5px;
    flex: 1;
}

.agenda-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
}

.hall {
    font-size: 13px;
    color: var(--text-secondary);
}

.session-type {
    font-size: 12px;
    padding: 5px 15px;
    border-radius: 20px;
    color: #fff;
}

.keynote { background: #6366f1; }
.panel { background: #9333ea; }
.fireside { background: #f59e0b; }
.awards { background: #10b981; }

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.speaker-box {
    display: flex;
    gap: 15px;
    align-items: center;
}

.speaker-box img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    object-fit: cover;
}


/* __________________ New ____________________ */

.multi-speakers {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.multi-speakers .speaker-box {
    width: 180px;
}

.break-card {
    background: linear-gradient(135deg, #111933, #1a1f3a);
    border: 1px dashed var(--primary-color);
}

.session-type.break {
    background: #f59e0b;
}

.session-type.workshop {
    background: #00d4ff;
}









/* Disable heavy hero animations on mobile to prevent scroll jump */
@media (max-width: 768px) {
    
    .data-flow,
    .chip-circuit,
    .floating-chip,
    .particle {
        animation: none !important;
    }

    .hero-content,
    .hero-background {
        transform: none !important;
    }
}




/* ========================= */
/*  ADVANCED 404 PAGE DESIGN */
/* ========================= */

.error-404-section {
    position: relative;
    height: 100vh;
    background: #050816;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.error-container {
    z-index: 5;
}

.error-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    margin-bottom: 15px;
    letter-spacing: 3px;
    color: #00d4ff;
    animation: pulseGlow 2s infinite;
}

.error-subtitle {
    color: #a0aec0;
    margin-bottom: 40px;
}

/* ===== Glitch Effect ===== */

.glitch {
    font-size: 140px;
    font-weight: 900;
    font-family: 'Orbitron', sans-serif;
    position: relative;
    color: #00d4ff;
    animation: glitch-skew 2s infinite linear alternate-reverse;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    width: 100%;
    overflow: hidden;
}

.glitch::before {
    animation: glitchTop 2s infinite linear alternate-reverse;
    color: #ff00ff;
    z-index: -1;
}

.glitch::after {
    animation: glitchBottom 2s infinite linear alternate-reverse;
    color: #00ffff;
    z-index: -2;
}

@keyframes glitchTop {
    0% { transform: translate(2px, -2px); }
    50% { transform: translate(-2px, 2px); }
    100% { transform: translate(2px, -1px); }
}

@keyframes glitchBottom {
    0% { transform: translate(-2px, 1px); }
    50% { transform: translate(2px, -2px); }
    100% { transform: translate(-1px, 2px); }
}

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    50% { transform: skew(2deg); }
    100% { transform: skew(-2deg); }
}

/* ===== Circuit Background ===== */

.circuit-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(90deg, transparent, transparent 50px, rgba(0,212,255,0.05) 50px, rgba(0,212,255,0.05) 51px),
        repeating-linear-gradient(0deg, transparent, transparent 50px, rgba(0,212,255,0.05) 50px, rgba(0,212,255,0.05) 51px);
    animation: circuitMove 20s linear infinite;
}

@keyframes circuitMove {
    0% { transform: translate(0,0); }
    100% { transform: translate(100px,100px); }
}

/* ===== Floating Chips ===== */

.floating-chips-404 .chip {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 2px solid #00d4ff;
    border-radius: 10px;
    animation: floatChip 10s infinite ease-in-out;
    opacity: 0.2;
}

.floating-chips-404 .chip:nth-child(1) {
    top: 10%;
    left: 20%;
}

.floating-chips-404 .chip:nth-child(2) {
    top: 70%;
    left: 80%;
}

.floating-chips-404 .chip:nth-child(3) {
    top: 50%;
    left: 10%;
}

.floating-chips-404 .chip:nth-child(4) {
    top: 20%;
    left: 75%;
}

@keyframes floatChip {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-30px); }
}

/* ===== Particle Animation ===== */

.particles-404::before {
    content: "";
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,212,255,0.2) 1px, transparent 1px);
    background-size: 40px 40px;
    animation: particleMove 30s linear infinite;
}

@keyframes particleMove {
    from { transform: translate(0,0); }
    to { transform: translate(-200px,-200px); }
}

/* ===== Glow Animation ===== */

@keyframes pulseGlow {
    0%,100% { text-shadow: 0 0 10px #00d4ff; }
    50% { text-shadow: 0 0 25px #00d4ff; }
}