@font-face {
  font-family: 'SD Dystopian';
  src: url('font/SDDystopianDemoRegular.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

/* Loading Screen Styles */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(#000000, #0f0f0f);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-logo {
    font-family: 'SD Dystopian', sans-serif;
    font-size: 4rem;
    color: #ff3333;
    text-shadow:
        0 0 10px #ff0000,
        0 0 20px #ff0000,
        0 0 30px #ff0000;
    margin-bottom: 30px;
    animation: glowSteganos 2s ease-in-out infinite;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 51, 51, 0.3);
    border-top: 4px solid #ff3333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loading-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 2px;
}

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

/* Navigation Styles */
.nav-back {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 100;
}

.back-btn {
    display: inline-block;
    padding: 12px 24px;
    background: rgba(255, 51, 51, 0.1);
    color: #ff3333;
    text-decoration: none;
    border-radius: 25px;
    border: 2px solid #ff3333;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(255, 51, 51, 0.2);
}

.back-btn:hover {
    background: rgba(255, 51, 51, 0.8);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 51, 51, 0.4);
}

body {
    color: white;
    font-family: 'Rajdhani', sans-serif;
}

header{
    color:red;
    text-align: center;
    position: relative;
    padding: 60px 20px 20px;
}

h1, h2 {
    font-family: 'Orbitron', sans-serif;
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
  0% { text-shadow: 0 0 5px red; }
  50% { text-shadow: 0 0 20px red; }
  100% { text-shadow: 0 0 5px red; }
}

.container {
    height: 100vh;
    overflow-y: scroll;
    scroll-behavior: smooth;
    padding: 30px 0;
}

.container::-webkit-scrollbar {
    display: none;
}

.card {
    height: fit-content;
    margin: 20px auto;
    width: 65%;
    padding-bottom:7px;
    background: brown;
    border-radius: 16px;
    transition: all 0.3s ease;
    opacity: 0.4;
    transform: scale(0.9);
    text-align:center;
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.4);
}

.card:first-child {
  margin-top: 0px;
}

.card.active {
    opacity: 1;
    transform: scale(1.05);
    box-shadow:
        0 0 30px rgba(255, 0, 0, 0.6),
        0 0 10px rgba(255, 0, 0, 0.4);
}

.register {
    text-align: center;
    margin-top: 20px;
}

.register a {
    display: inline-block;
    padding: 12px 24px;
    background-color: #ff3333;
    color: white;
    font-weight: bold;
    text-decoration: none;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(255, 0, 0, 0.4);
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.register a:hover {
    background-color: #cc0000;
    transform: scale(1.05);
}

.card p {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.05rem;
    line-height: 1.6;
}

header h1 {
    font-size: 5.2rem;
    color: #ff3333;
    text-shadow:
        0 0 10px #ff0000,
        0 0 20px #ff0000,
        0 0 30px #ff0000;
    font-family: 'SD Dystopian', sans-serif;
    animation: glowSteganos 2s ease-in-out infinite;
    margin-top: 0;
}

@keyframes glowSteganos {
  0%, 100% { text-shadow: 0 0 10px #ff0000; }
  50% { text-shadow: 0 0 25px #ff0000; }
}

html{
    background: url(background/blackbg2.jpg)no-repeat center center fixed;
    background-size:cover;
    z-index: -1;
    opacity:1.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-back {
        position: relative;
        top: auto;
        left: auto;
        text-align: center;
        margin-bottom: 20px;
    }
    
    header {
        padding: 40px 15px 15px;
    }
    
    header h1 {
        font-size: 3.5rem;
    }
    
    .loading-logo {
        font-size: 3rem;
    }
    
    .loading-spinner {
        width: 50px;
        height: 50px;
    }
    
    .loading-text {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 2.5rem;
    }
    
    .loading-logo {
        font-size: 2.5rem;
    }
    
    .loading-spinner {
        width: 40px;
        height: 40px;
    }
    
    .loading-text {
        font-size: 0.9rem;
    }
}