body {
    background: url("../img/miku.png");
    background-size: cover;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    background-color: #0f172a;
    min-height: 100vh;
}

nav {
    top: 1rem !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 60% !important;
    max-width: 500px !important;
    border-radius: 50px !important;
    padding: 0.5rem 0 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3) !important;
}

nav a {
    position: relative;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px !important;
}

nav a:hover {
    color: #60a5fa !important;
    text-shadow: 0 0 6px rgba(96, 165, 250, 0.7), 0 0 10px rgba(96, 165, 250, 0.4);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: #60a5fa;
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

#mobileMenu {
    border-radius: 0 0 50px 50px !important;
    padding: 0.8rem 0 !important;
}

#menuBtn {
    font-size: 1rem !important;
    padding: 0.4rem !important;
    border-radius: 50% !important;
    transition: all 0.3s ease;
}

#menuBtn:hover {
    background-color: rgba(96, 165, 250, 0.2) !important;
    text-shadow: 0 0 6px rgba(96, 165, 250, 0.7);
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    background-color: #0f172a;
    min-height: 100vh;
    color: #e2e8f0;
    padding-top: 6rem;
}

nav {
    top: 2rem !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 60% !important;
    max-width: 500px !important;
    border-radius: 50px !important;
    padding: 0.5rem 0 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3) !important;
}

nav a {
    position: relative;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px !important;
}

nav a:hover {
    color: #60a5fa !important;
    text-shadow: 0 0 6px rgba(96, 165, 250, 0.7), 0 0 10px rgba(96, 165, 250, 0.4);
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: #60a5fa;
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

#mobileMenu {
    border-radius: 0 0 50px 50px !important;
    padding: 0.8rem 0 !important;
}

#menuBtn {
    font-size: 1rem !important;
    padding: 0.4rem !important;
    border-radius: 50% !important;
    transition: all 0.3s ease;
}

#menuBtn:hover {
    background-color: rgba(96, 165, 250, 0.2) !important;
    text-shadow: 0 0 6px rgba(96, 165, 250, 0.7);
}

.content-section {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    display: none;
}

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

.card {
    background-color: rgba(30, 41, 59, 0.7);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(96, 165, 250, 0.2);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(96, 165, 250, 0.1);
    border-color: rgba(96, 165, 250, 0.4);
}

.loading {
    text-align: center;
    padding: 3rem;
    color: #94a3b8;
}

.error {
    text-align: center;
    padding: 3rem;
    color: #f87171;
}

.section-title {
    font-size: 1.8rem;
    color: #60a5fa;
    margin-bottom: 2rem;
    text-align: center;
    text-shadow: 0 0 8px rgba(96, 165, 250, 0.3);
}