@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary-color: #007bff;
    --primary-color-darker: #0056b3;
    --secondary-color: #6c757d;
    --light-color: #222;
    --dark-color: #f4f4f4;
    --background-color: #0d0d0d;
    --text-color: #fff;
    --font-family: 'Poppins', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    background-image: radial-gradient(ellipse 80% 70% at 50% 0%, #1e5eaa, rgba(30, 94, 170, 0) 80%);
    background-repeat: no-repeat;
    animation: moveOvalGradient 10s ease-in-out infinite alternate;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

a:hover {
    color: var(--primary-color-darker);
}

ul {
    list-style: none;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

/* Header */
header {
    background: transparent;
    padding: 1.5rem 10%;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.5s ease-out, backdrop-filter 0.5s ease-out, border-bottom 0.5s ease-out;
    border-bottom: 1px solid transparent;
}

header.scrolled {
    background-color: rgba(29, 29, 31, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px); /* For Safari */
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

nav .logo a {
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 700;
}

nav .logo img {
    max-height: 60px;
    
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: var(--dark-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: var(--primary-color);
}

.nav-toggle {
    display: none;
}

/* Main Content */
main {
    padding: 0 5%;
}

.main-heading {
    text-align: center;
    padding: 6rem 0;
}

.main-heading h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.main-heading p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
}

.main-heading .cta-button {
    margin-top: 2rem;
    display: inline-block;
}

.image-holder {
    margin-top: 3rem;
    padding: 0 8%;
    position: relative;
}

.image-holder img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Hero Section */
.hero {
    background: var(--light-color);
    color: var(--dark-color);
    padding: 4rem 2rem;
    margin: 2rem 0;
    text-align: center;
    border-radius: 8px;
}

.hero h1 {
    font-size: 2.5rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    background: linear-gradient(90deg, #007bff, #00c6ff);
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
    background-size: 200% auto;
    text-decoration: none;
}

.cta-button:hover {
    background-position: right center;
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.6);
    transform: translateY(-2px);
    color: #fff;
}

/* About Section */
.about {
    padding: 2rem 0;
    text-align: center;
}

/* Latest News Section */
.latest-news {
    padding: 2rem 0;
}

.latest-news h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.news-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.news-item {
    background: #fff;
    border: 1px solid #eee;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.news-item h3 {
    margin-bottom: 0.5rem;
}

/* Events Page */
.page-header {
    position: relative;
    height: 45vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 2rem;
    margin-bottom: 4rem;
    background-image: url('images/dc23-havadan.jpeg');
    background-size: cover;
    background-position: center 70%;
    background-attachment: fixed; /* Simple parallax effect */
    border-bottom: none;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(13, 13, 13, 0.7), rgba(13, 13, 13, 0.3));
}

.page-header h1 {
    position: relative;
    z-index: 1;
    font-size: 3.5rem;
    color: #fff;
    text-shadow: 0 3px 15px rgba(0,0,0,0.6);
}

.events h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.events-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 2rem;
}

.event-item {
    display: flex;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.event-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.event-item img {
    width: 300px;
    height: auto;
    object-fit: cover;
}

.event-details {
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.event-details h3 {
    margin-bottom: 0.5rem;
}

.event-date {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.event-details .cta-button {
    margin-top: auto;
    align-self: flex-start;
}

.past-event {
    opacity: 0.7;
}

.past-event img {
    filter: grayscale(100%);
}

.cta-button.disabled {
    background: var(--secondary-color);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Footer */
footer {
    background-color: #080808;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 6rem;
}

.footer-cta {
    background-color: #111;
    text-align: center;
    padding: 2rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-cta h3 {
    font-size: 1.8rem;
    color: #fff;
}

.footer-main {
    padding: 4rem 10%;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo img {
    max-height: 50px;
}

.footer-subscribe {
    text-align: right;
    min-width: 350px;
}

.footer-subscribe p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    white-space: nowrap;
}

.footer-subscribe form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
}

.footer-subscribe input {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: #fff;
    width: 100%;
    font-size: 0.95rem;
}

.footer-subscribe input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.footer-subscribe button {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-color-darker));
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 0.95rem;
    width: 100%;
}

.footer-subscribe button:hover {
    background: linear-gradient(135deg, var(--primary-color-darker), #004085);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    padding-top: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: 1rem;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

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

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: #fff;
}

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

.social-icons a {
    display: block;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all 0.3s ease;
    position: relative;
    background-position: center;
    background-repeat: no-repeat;
    background-size: 50%;
}

.social-icons a:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px var(--primary-color);
}

/* Inline SVGs for social icons */
.social-icons a[aria-label="Instagram"] { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M12 2.163c3.204 0 3.584.012 4.85.07 3.252.148 4.771 1.691 4.919 4.919.058 1.265.069 1.645.069 4.849 0 3.205-.012 3.584-.069 4.849-.149 3.225-1.664 4.771-4.919 4.919-1.266.058-1.644.07-4.85.07-3.204 0-3.584-.012-4.849-.07-3.26-.149-4.771-1.699-4.919-4.92-.058-1.265-.07-1.644-.07-4.849 0-3.204.013-3.583.07-4.849.149-3.227 1.664-4.771 4.919-4.919C8.416 2.175 8.796 2.163 12 2.163zm0 1.441c-3.117 0-3.483.01-4.706.062-2.65.122-3.958 1.434-4.08 4.08-.052 1.222-.062 1.587-.062 4.706s.01 3.483.062 4.706c.122 2.646 1.43 3.958 4.08 4.08 1.223.052 1.588.062 4.706.062s3.483-.01 4.706-.062c2.65-.122 3.958-1.434 4.08-4.08.052-1.222.062-1.587.062-4.706s-.01-3.483-.062-4.706c-.122-2.646-1.43-3.958-4.08-4.08C15.483 3.613 15.117 3.604 12 3.604zm0 4.885A3.452 3.452 0 1012 15.39a3.452 3.452 0 000-6.9zm0 5.691A2.24 2.24 0 1112 9.85a2.24 2.24 0 010 4.482zM16.965 6.57c-.606 0-1.096.49-1.096 1.096s.49 1.096 1.096 1.096 1.096-.49 1.096-1.096-.49-1.096-1.096-1.096z'/%3E%3C/svg%3E"); }
.social-icons a[aria-label="Twitter"] { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M23.953 4.57a10 10 0 01-2.825.775 4.958 4.958 0 002.163-2.723c-.951.555-2.005.959-3.127 1.184a4.92 4.92 0 00-8.384 4.482C7.69 8.095 4.067 6.13 1.64 3.162a4.822 4.822 0 00-.666 2.475c0 1.71.87 3.213 2.188 4.096a4.904 4.904 0 01-2.228-.616v.06a4.923 4.923 0 003.946 4.827 4.996 4.996 0 01-2.223.085 4.93 4.93 0 004.604 3.417 9.867 9.867 0 01-6.102 2.105c-.39 0-.779-.023-1.17-.067a13.995 13.995 0 007.557 2.209c9.053 0 13.998-7.496 13.998-13.985 0-.21 0-.42-.015-.63A9.935 9.935 0 0024 4.59z'/%3E%3C/svg%3E"); }
.social-icons a[aria-label="LinkedIn"] { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M20.447 20.452h-3.554v-5.569c0-1.328-.027-3.037-1.852-3.037-1.853 0-2.136 1.445-2.136 2.939v5.667H9.351V9h3.414v1.561h.046c.477-.9 1.637-1.85 3.37-1.85 3.601 0 4.267 2.37 4.267 5.455v6.286zM5.337 7.433c-1.144 0-2.063-.926-2.063-2.065 0-1.138.92-2.063 2.063-2.063 1.14 0 2.064.925 2.064 2.063 0 1.139-.925 2.065-2.064 2.065zm1.782 13.019H3.555V9h3.564v11.452zM22.225 0H1.771C.792 0 0 .774 0 1.729v20.542C0 23.227.792 24 1.771 24h20.451C23.2 24 24 23.227 24 22.271V1.729C24 .774 23.2 0 22.225 0z'/%3E%3C/svg%3E"); }
.social-icons a[aria-label="Facebook"] { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M22.675 0H1.325C.593 0 0 .593 0 1.325v21.351C0 23.407.593 24 1.325 24H12.82v-9.294H9.692v-3.622h3.128V8.413c0-3.1 1.893-4.788 4.659-4.788 1.325 0 2.463.099 2.795.143v3.24l-1.918.001c-1.504 0-1.795.715-1.795 1.763v2.313h3.587l-.467 3.622h-3.12V24h6.116c.732 0 1.325-.593 1.325-1.325V1.325C24 .593 23.407 0 22.675 0z'/%3E%3C/svg%3E"); }

.footer-bottom {
    background-color: #000;
    text-align: center;
    padding: 1.5rem 1rem;
    font-size: 0.9rem;
}

/* Responsive Footer */
@media (max-width: 768px) {
    .footer-main {
        padding: 3rem 5%;
    }
    
    .footer-top {
        flex-direction: column;
        text-align: center;
        align-items: center;
        gap: 2rem;
    }
    
    .footer-subscribe {
        text-align: center;
        max-width: 100%;
    }
    
    .footer-subscribe form {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }
    
    .footer-subscribe input {
        width: 100%;
        max-width: 300px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .social-icons {
        justify-content: center;
    }
}

@keyframes moveOvalGradient {
    from {
        background-position-y: 0;
    }
    to {
        background-position-y: -30px;
    }
}

/* Value Propositions Section */
.value-propositions {
    padding: 6rem 8%; /* Sol ve sağ boşlukları artırdım */
    max-width: 1500px; /* Maksimum genişlik sınırı */
    margin: 0 auto; /* İçeriği ortala */
}

.value-item {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.value-item:last-child {
    margin-bottom: 0;
}

.value-item:nth-child(even) .value-image {
    order: 2;
}

.value-image {
    position: relative;
}

/* Animated Tech Frame */
.image-holder::after,
.value-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
    border: 3px solid; /* Renk animasyonla kontrol edilecek */
    
    --corner-size: 30px;
    
    /* İki animasyonu birleştirme: Köşe hareketi ve Neon Renk Değişimi */
    animation: 
        frame-corners 8s linear infinite,
        neon-glow 6s linear infinite;
        
    clip-path: inset(
        calc(100% - var(--corner-size)) 
        calc(100% - var(--corner-size)) 
        0 
        0
    );
}

/* Üstteki ana görselin çerçevesini düzeltme */
.image-holder::after {
    left: 8%;
    width: 84%;
}

/* Her animasyonu farklılaştırma */
.value-item:nth-child(even) .value-image::after {
    /* Ters köşe animasyonu ve renk döngüsünde gecikme */
    animation: 
        frame-corners-reverse 8s linear infinite, 
        neon-glow 6s linear infinite -2s;
}

.value-item:nth-child(3) .value-image::after {
    /* Renk döngüsünde farklı bir gecikme */
    animation:
        frame-corners 8s linear infinite,
        neon-glow 6s linear infinite -4s;
}

@keyframes frame-corners {
    0%   { clip-path: inset(0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0); }
    25%  { clip-path: inset(0 0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size))); }
    50%  { clip-path: inset(calc(100% - var(--corner-size)) 0 0 calc(100% - var(--corner-size))); }
    75%  { clip-path: inset(calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0 0); }
    100% { clip-path: inset(0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0); }
}

@keyframes frame-corners-reverse {
    0%   { clip-path: inset(0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0); }
    25%  { clip-path: inset(calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0 0); }
    50%  { clip-path: inset(calc(100% - var(--corner-size)) 0 0 calc(100% - var(--corner-size))); }
    75%  { clip-path: inset(0 0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size))); }
    100% { clip-path: inset(0 calc(100% - var(--corner-size)) calc(100% - var(--corner-size)) 0); }
}

@keyframes neon-glow {
    0%   { border-color: #00c6ff; box-shadow: 0 0 20px rgba(0, 198, 255, 0.7); }
    33%  { border-color: #ff00ff; box-shadow: 0 0 20px rgba(255, 0, 255, 0.7); }
    66%  { border-color: #39ff14; box-shadow: 0 0 20px rgba(57, 255, 20, 0.7); }
    100% { border-color: #00c6ff; box-shadow: 0 0 20px rgba(0, 198, 255, 0.7); }
}

.value-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.value-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.value-text p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

/* FAQ Section */
.faq {
    padding: 6rem 0;
    max-width: 800px;
    margin: 0 auto;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    padding: 1.5rem 0;
    font-size: 1.25rem;
    color: var(--text-color);
    cursor: pointer;
    gap: 1rem;
}

.faq-question span:first-child {
    flex-grow: 1;
    text-align: center;
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    position: relative;
    transition: transform 0.3s ease;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 14px;
    height: 2px;
    background-color: currentColor;
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease;
}

.faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.5s ease-out;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.faq-answer > div {
    overflow: hidden;
}

.faq-answer p {
    padding: 0 0 1.5rem 0;
    text-align: center;
}

/* Active State for FAQ */
.faq-item.active .faq-answer {
    grid-template-rows: 1fr;
}

.faq-item.active .faq-icon {
    transform: rotate(135deg);
}

/* Events Page Specifics - Timeline */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background-image: linear-gradient(to bottom, #00c6ff, #ff00ff, #39ff14);
    opacity: 0.3;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 1rem 2rem;
    margin-bottom: 2rem;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-left: 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-right: 0;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 1rem;
    border-radius: 50%;
    background-color: #1a1a1a;
    border: 3px solid #00c6ff;
    z-index: 1;
    transition: all 0.3s ease;
}

.timeline-item:nth-child(odd)::after {
    right: -10px;
    transform: translateY(-50%);
}

.timeline-item:nth-child(even)::after {
    left: -10px;
    transform: translateY(-50%);
}

.timeline-item:hover::after {
    transform: scale(1.2) translateY(-40%);
    box-shadow: 0 0 15px #00c6ff;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.timeline-content::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.6s ease;
    z-index: 1;
}

.timeline-item:hover .timeline-content::after {
    left: 100%;
}

.timeline-item:hover .timeline-content {
    transform: translateY(-10px);
    border-color: rgba(0, 123, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
}

.timeline-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    z-index: -1;
    transition: transform 0.4s ease;
    filter: blur(4px);
}

.timeline-item:hover .timeline-image {
    transform: scale(1.05);
    filter: blur(2px);
}

.timeline-details {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.6);
    backdrop-filter: blur(2px);
    border-radius: 12px;
    z-index: -1;
}

.timeline-date {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: inline-block;
}

.timeline-content h2 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.timeline-content p {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 1.5rem 0;
}

.countdown > div {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0,0,0,0.3);
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

.countdown span {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
}

.countdown label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.countdown-ended {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 123, 255, 0.2);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    font-weight: 600;
}

.timeline-details .cta-button {
    margin-top: auto;
    align-self: center;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        margin-left: 40px;
        padding-left: 30px;
    }

    .timeline-item:nth-child(odd)::after,
    .timeline-item:nth-child(even)::after {
        left: -8px;
    }

    .timeline-item:hover::after {
        left: -10px;
    }
}

/* About Page Styles */
.about-intro {
    padding: 4rem 5%;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1) 0%, rgba(0, 198, 255, 0.1) 100%);
    margin: 2rem 0;
    border-radius: 20px;
}

.intro-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.intro-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.8);
}

.team-section {
    padding: 4rem 5%;
}

.team-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.team-description {
    text-align: center;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.year-btn {
    background: transparent;
    border: 2px solid rgba(0, 123, 255, 0.5);
    color: rgba(255, 255, 255, 0.7);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.year-btn:hover {
    background: rgba(0, 123, 255, 0.1);
    border-color: #007bff;
    color: #fff;
}

.year-btn.active {
    background: linear-gradient(90deg, #007bff, #00c6ff);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.team-member {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.team-member:hover::before {
    left: 100%;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
    border-color: rgba(0, 123, 255, 0.3);
}

.member-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem auto;
    position: relative;
    overflow: hidden;
    border-radius: 50%;
    border: 3px solid rgba(0, 123, 255, 0.3);
    transition: all 0.4s ease;
}

.team-member:hover .member-photo {
    border-color: rgba(0, 123, 255, 0.8);
    box-shadow: 0 0 30px rgba(0, 123, 255, 0.4);
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.4s ease;
}

.team-member:hover .member-photo img {
    transform: scale(1.1);
}

.member-info h3 {
    font-size: 1.3rem;
    color: #007bff;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.member-info h4 {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1rem;
    font-weight: 500;
}

.member-info p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.member-contact {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 100px;
}

.contact-btn.email {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: 2px solid transparent;
}

.contact-btn.email:hover {
    background: linear-gradient(135deg, #0056b3, #004085);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}

.contact-btn.linkedin {
    background: transparent;
    color: #0077b5;
    border: 2px solid #0077b5;
}

.contact-btn.linkedin:hover {
    background: #0077b5;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 119, 181, 0.4);
}

.join-cta {
    padding: 4rem 5%;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1) 0%, rgba(0, 198, 255, 0.1) 100%);
    margin: 3rem 0;
    border-radius: 20px;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto 2rem auto;
    line-height: 1.6;
}

/* Responsive Design for Team Section */
@media (max-width: 1200px) {
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .team-section {
        padding: 3rem 3%;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .team-member {
        padding: 1.5rem;
    }
    
    .member-contact {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .about-intro, .join-cta {
        padding: 3rem 3%;
        margin: 1.5rem 0;
    }
    
    .intro-content h2, .cta-content h2 {
        font-size: 2rem;
    }
    
    .intro-content p, .cta-content p {
        font-size: 1.1rem;
    }
}

/* Event Detail Page */
.event-details-section {
    padding: 4rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.event-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.event-intro h2 {
    font-size: 2rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin: 0 auto 1rem auto;
}

.event-date {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.event-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.event-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

.event-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
    border-color: rgba(0, 123, 255, 0.3);
}

.event-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.event-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.event-card .cta-button {
    display: inline-block;
}

@media (max-width: 900px) {
    .event-content-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .event-details-section {
        padding: 3rem 3%;
    }

    .event-intro h2 {
        font-size: 1.6rem;
    }
} 

/* Registration Page Styles */
.registration-section {
    padding: 6rem 5%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.registration-container {
    max-width: 600px;
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    text-align: center;
}

.registration-container h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.registration-container p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.registration-form .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.registration-form input[type="text"],
.registration-form input[type="email"],
.registration-form input[type="tel"],
.registration-form input[type="url"],
.registration-form input[type="file"] {
    width: 100%;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 1rem;
}

.registration-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.registration-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.registration-form .cta-button {
    width: 100%;
}

/* Popup/Modal Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease-out;
}

.popup-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    text-align: center;
    max-width: 400px;
    width: 90%;
    animation: slideInUp 0.4s ease-out;
}

.popup-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.popup-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.popup-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: bounce 0.6s ease-out;
}

.popup-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid #007bff;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    animation: spin 1s linear infinite;
}

/* Popup Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from { 
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

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

/* Responsive Popup Styles */
@media (max-width: 768px) {
    .popup-content {
        padding: 2rem;
        margin: 1rem;
    }
    
    .popup-content h3 {
        font-size: 1.5rem;
    }
    
    .popup-icon {
        font-size: 3rem;
    }
}


/* New Event Page Sections */
.event-hero {
    text-align: center;
    padding: 2rem 5%;
}

.event-about,
.event-gallery,
.event-speakers,
.event-schedule,
.event-sponsors,
.event-faq,
.event-final-cta {
    padding: 4rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.event-about h3,
.event-gallery h3,
.event-speakers h3,
.event-schedule h3,
.event-sponsors h3,
.event-faq h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.event-about p {
    font-size: 1.2rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-grid img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-grid img:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 123, 255, 0.3);
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
}

.speaker-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.speaker-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
}

.speaker-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    border: 3px solid #007bff;
}

.speaker-card h4 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.speaker-card p {
    color: rgba(255, 255, 255, 0.7);
}

.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-link {
    background: transparent;
    border: 2px solid #007bff;
    color: #007bff;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-link:hover {
    background: #007bff;
    color: #fff;
}

.tab-link.active {
    background: #007bff;
    color: #fff;
}

.schedule-content {
    display: none;
}

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

.schedule-content ul {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.schedule-content li {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.schedule-content .time {
    font-weight: 600;
    color: #007bff;
    min-width: 80px;
}

.sponsors-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.sponsor-logo {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 200px;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.sponsor-logo:hover {
    filter: grayscale(0%);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
} 

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 1rem 5%;
    }

    .nav-toggle {
        display: block;
        background: transparent;
        border: 0;
        cursor: pointer;
        padding: 0.5em;
        position: absolute;
        right: 1em;
        top: 1.5em;
        z-index: 1001;
    }

    .hamburger {
        display: block;
        position: relative;
    }

    .hamburger,
    .hamburger::before,
    .hamburger::after {
        background: var(--dark-color);
        width: 2em;
        height: 3px;
        border-radius: 1em;
        transition: transform 0.3s ease-in-out;
    }

    .hamburger::before,
    .hamburger::after {
        content: '';
        position: absolute;
        left: 0;
    }

    .hamburger::before {
        bottom: 7px;
    }

    .hamburger::after {
        top: 7px;
    }

    .nav-open .hamburger {
        transform: rotate(0.625turn);
    }

    .nav-open .hamburger::before {
        transform: rotate(90deg) translateX(-7px);
    }

    .nav-open .hamburger::after {
        opacity: 0;
    }

    nav ul.nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        background: rgba(29, 29, 31, 0.9);
        backdrop-filter: blur(10px);
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 1rem 0;
    }

    nav.nav-open ul.nav-links {
        display: flex;
    }

    nav ul li {
        margin: 1rem 0;
        margin-left: 0;
    }

    .main-heading h1 {
        font-size: 2.5rem;
    }

    .main-heading p {
        font-size: 1rem;
    }
    
    .value-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .value-item:nth-child(even) .value-image {
        order: 1;
    }
    
    .value-image {
        margin-bottom: 2rem;
    }

    .event-item {
        flex-direction: column;
    }

    .event-item img {
        width: 100%;
        height: 200px;
    }
} 

/* New Event Page Sections */
.event-hero {
    text-align: center;
    padding: 2rem 5%;
}

.event-about,
.event-gallery,
.event-speakers,
.event-schedule,
.event-sponsors,
.event-faq,
.event-final-cta {
    padding: 4rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.event-about h3,
.event-gallery h3,
.event-speakers h3,
.event-schedule h3,
.event-sponsors h3,
.event-faq h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #007bff, #00c6ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.event-about p {
    font-size: 1.2rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-grid img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-grid img:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 123, 255, 0.3);
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
}

.speaker-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.speaker-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
}

.speaker-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    border: 3px solid #007bff;
}

.speaker-card h4 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.speaker-card p {
    color: rgba(255, 255, 255, 0.7);
}

.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-link {
    background: transparent;
    border: 2px solid #007bff;
    color: #007bff;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-link:hover {
    background: #007bff;
    color: #fff;
}

.tab-link.active {
    background: #007bff;
    color: #fff;
}

.schedule-content {
    display: none;
}

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

.schedule-content ul {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.schedule-content li {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.schedule-content .time {
    font-weight: 600;
    color: #007bff;
    min-width: 80px;
}

.sponsors-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.sponsor-logo {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 200px;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.sponsor-logo:hover {
    filter: grayscale(0%);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
} 

/* Responsive Design */
@media (max-width: 768px) {
    header {
        padding: 1rem 5%;
    }

    .nav-toggle {
        display: block;
        background: transparent;
        border: 0;
        cursor: pointer;
        padding: 0.5em;
        position: absolute;
        right: 1em;
        top: 1.5em;
        z-index: 1001;
    }

    .hamburger {
        display: block;
        position: relative;
    }

    .hamburger,
    .hamburger::before,
    .hamburger::after {
        background: var(--dark-color);
        width: 2em;
        height: 3px;
        border-radius: 1em;
        transition: transform 0.3s ease-in-out;
    }

    .hamburger::before,
    .hamburger::after {
        content: '';
        position: absolute;
        left: 0;
    }

    .hamburger::before {
        bottom: 7px;
    }

    .hamburger::after {
        top: 7px;
    }

    .nav-open .hamburger {
        transform: rotate(0.625turn);
    }

    .nav-open .hamburger::before {
        transform: rotate(90deg) translateX(-7px);
    }

    .nav-open .hamburger::after {
        opacity: 0;
    }

    nav ul.nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        background: rgba(29, 29, 31, 0.9);
        backdrop-filter: blur(10px);
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 1rem 0;
    }

    nav.nav-open ul.nav-links {
        display: flex;
    }

    nav ul li {
        margin: 1rem 0;
        margin-left: 0;
    }

    .main-heading h1 {
        font-size: 2.5rem;
    }

    .main-heading p {
        font-size: 1rem;
    }
    
    .value-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .value-item:nth-child(even) .value-image {
        order: 1;
    }
    
    .value-image {
        margin-bottom: 2rem;
    }

    .event-item {
        flex-direction: column;
    }

    .event-item img {
        width: 100%;
        height: 200px;
    }
}