/* Loader Styles */
.loader-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, 
        hsl(15 15% 8%) 0%, 
        hsl(220 15% 15%) 50%, 
        hsl(270 70% 25%) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    overflow: hidden;
}

.loader-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(102, 51, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 215, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(13, 41, 81, 0.1) 0%, transparent 50%);
    animation: backgroundShift 8s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.loader-content {
    text-align: center;
    z-index: 2;
    max-width: 500px;
    padding: 2rem;
}

.nordic-symbol {
    margin-bottom: 2rem;
    position: relative;
}

.runes-animation {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 0 20px rgba(102, 51, 153, 0.5));
    animation: runeGlow 3s ease-in-out infinite;
}

@keyframes runeGlow {
    0%, 100% {
        filter: drop-shadow(0 0 20px rgba(102, 51, 153, 0.5));
        transform: rotate(0deg) scale(1);
    }
    50% {
        filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.7));
        transform: rotate(360deg) scale(1.05);
    }
}

.loader-title {
    font-family: 'Cinzel', serif;
    font-size: 3.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, 
        hsl(45 100% 65%), 
        hsl(270 70% 65%), 
        hsl(220 80% 60%));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.loader-subtitle {
    font-family: 'Crimson Text', serif;
    font-size: 1.3rem;
    color: hsl(0 0% 80%);
    font-style: italic;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeInDelay 1s ease-out 0.5s forwards;
}

@keyframes fadeInDelay {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.loader-spinner {
    width: 60px;
    height: 60px;
    margin: 2rem auto;
    border: 3px solid rgba(102, 51, 153, 0.3);
    border-top: 3px solid hsl(45 100% 65%);
    border-radius: 50%;
    animation: spin 2s linear infinite;
    position: relative;
}

.loader-spinner::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 2px solid transparent;
    border-top: 2px solid hsl(270 70% 65%);
    border-radius: 50%;
    animation: spin 3s linear infinite reverse;
}

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

.enter-btn {
    background: linear-gradient(45deg, 
        hsl(270 70% 25%), 
        hsl(220 80% 20%));
    color: hsl(0 0% 90%);
    border: 2px solid hsl(45 100% 65%);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s ease;
    font-family: 'Cinzel', serif;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(20px);
    animation: btnAppear 0.8s ease-out 2s forwards;
}

@keyframes btnAppear {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.enter-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 12px 35px rgba(0, 0, 0, 0.4),
        0 0 25px rgba(255, 215, 0, 0.3);
    border-color: hsl(45 100% 75%);
    background: linear-gradient(45deg, 
        hsl(270 70% 35%), 
        hsl(220 80% 30%));
}

.enter-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.enter-btn i {
    font-size: 1.2rem;
    animation: doorPulse 2s ease-in-out infinite;
}

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

/* Loader Exit Animation */
.loader-exit {
    animation: loaderFadeOut 1s ease-in-out forwards;
}

@keyframes loaderFadeOut {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.05);
    }
    100% {
        opacity: 0;
        transform: scale(0.95);
        pointer-events: none;
    }
}

/* Mystical Particles Effect */
.loader-container::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255, 215, 0, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(102, 51, 153, 0.4), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255, 215, 0, 0.3), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(102, 51, 153, 0.3), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 8s linear infinite;
    pointer-events: none;
}

@keyframes sparkle {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

/* Nordic Runes floating effect */
.loader-container::before {
    content: 'ᚠᚢᚦᚨᚱᚲᚷᚹᚺᚾᛁᛃᛇᛈᛉᛊᛏᛒᛖᛗᛚᛜᛞᛟ';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    font-size: 2rem;
    color: rgba(102, 51, 153, 0.1);
    letter-spacing: 3rem;
    line-height: 5rem;
    overflow: hidden;
    animation: runesFloat 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

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