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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #E6F3FF 0%, #B3D9FF 100%);
    min-height: 100vh;
    scroll-behavior: smooth;
}

/* Navigation */
.nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    font-size: 1.2rem;
    font-weight: bold;
    color: #0066CC;
}

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

.nav-item {
    color: #333;
    text-decoration: none;
    padding: 15px 30px;
    margin: 0 5px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    min-width: 140px;
    text-align: center;
    font-weight: bold;
    font-size: 1rem;
}

.nav-item:hover,
.nav-item.active {
    background: linear-gradient(135deg, #80C5FF, #B3D9FF);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.nav-external {
    background: linear-gradient(135deg, #0066CC, #80C5FF);
    color: white !important;
    margin-left: 20px;
    padding: 15px 30px;
    min-width: 140px;
    text-align: center;
    font-weight: bold;
    font-size: 1rem;
}

.nav-external:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #0066CC;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0,102,204,0.7) 0%, rgba(128,197,255,0.7) 50%, rgba(179,217,255,0.7) 100%);
    color: white;
    text-align: center;
    padding: 150px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1587632478908-2a887673ea3f?ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&q=80&w=1932');
    background-size: cover;
    background-position: center 35%;
    background-repeat: no-repeat;
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: float 20s infinite linear;
    z-index: 2;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

.hero-content {
    position: relative;
    z-index: 3;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: slideInUp 1s ease-out;
}

.hero-content p {
    font-size: 1.3rem;
    opacity: 0.9;
    animation: slideInUp 1s ease-out 0.3s both;
}

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

/* Main Content */
.main-content {
    padding: 50px 0;
}

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

.section {
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.5rem;
    color: #0066CC;
    text-align: center;
    margin-bottom: 20px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #80C5FF, #B3D9FF);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    text-align: center;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Competitions */
.competitions-container {
    max-width: 800px;
    margin: 0 auto;
}

.competition-accordion {
    background: white;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.competition-accordion:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.competition-header {
    background: linear-gradient(135deg, #0066CC, #80C5FF);
    color: white;
    padding: 20px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all 0.3s ease;
}

.competition-header:hover {
    background: linear-gradient(135deg, #0052A3, #66B2FF);
}

.competition-header.active {
    background: linear-gradient(135deg, #80C5FF, #B3D9FF);
}

.competition-icon {
    font-size: 1.5rem;
    margin-right: 15px;
}

.competition-toggle {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.competition-toggle.active {
    transform: rotate(180deg);
}

.competition-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.competition-content.active {
    max-height: 500px;
}

.competition-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 30px;
}

.competition-link {
    background: linear-gradient(135deg, #E6F3FF, #B3D9FF);
    color: #0066CC;
    text-decoration: none;
    padding: 15px 20px;
    border-radius: 10px;
    text-align: center;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.competition-link:hover {
    background: linear-gradient(135deg, #80C5FF, #B3D9FF);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Contact Form */
.contact-content {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.contact-title {
    font-size: 2rem;
    color: #0066CC;
    margin-bottom: 30px;
    text-align: center;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.contact-item {
    text-align: center;
    padding: 20px;
    background: #E6F3FF;
    border-radius: 10px;
}

.contact-item h3 {
    color: #0066CC;
    margin-bottom: 10px;
}

.contact-link {
    color: #0066CC;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
    margin-top: 5px;
}

.contact-link:hover {
    color: #80C5FF;
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 20px;
}

.footer-section h3 {
    color: #80C5FF;
    margin-bottom: 15px;
}

.footer-link {
    color: #B3D9FF;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: white;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        z-index: 99;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 10px 0;
        padding: 20px;
        display: block;
        width: 100%;
        min-width: auto;
        text-align: center;
    }

    .nav-external {
        margin-left: 0;
        margin-top: 10px;
        text-align: center;
        padding: 20px;
        width: 100%;
        min-width: auto;
    }

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

    .hero-content p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
        padding: 0 20px;
    }

    .competition-header {
        padding: 15px 20px;
        font-size: 1.1rem;
    }

    .competition-links {
        grid-template-columns: 1fr;
        padding: 20px;
    }

    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .competition-header {
        font-size: 1rem;
        padding: 12px 15px;
    }

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

    .competition-toggle {
        font-size: 1.2rem;
    }
}