/* Preloader Styles */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #9beb24 0%, #8bd21f 25%, #7bc11e 50%, #6ba018 75%, #5a8f15 100%);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    overflow: hidden;
}

.preloader::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(155, 235, 36, 0.4) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(139, 210, 31, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(123, 193, 30, 0.35) 0%, transparent 50%);
    animation: floatingOrbs 4s ease-in-out infinite;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}


/* Loading Spinner - Advanced */
.preloader-spinner {
    width: 80px;
    height: 80px;
    margin: 0 auto 60px auto;
    position: relative;
    z-index: 2;
}

.preloader-spinner::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top: 3px solid rgba(255, 255, 255, 0.8);
    border-right: 3px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.preloader-spinner::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 60px;
    top: 10px;
    left: 10px;
    border: 2px solid transparent;
    border-bottom: 2px solid rgba(255, 255, 255, 0.9);
    border-left: 2px solid rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    animation: spin 0.6s linear infinite reverse;
}

.preloader-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    animation: orbit 1s linear infinite;
}

.preloader-dot:nth-child(1) {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.preloader-dot:nth-child(2) {
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    animation-delay: -0.5s;
}

.preloader-dot:nth-child(3) {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: -1s;
}

.preloader-dot:nth-child(4) {
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    animation-delay: -1.5s;
}

/* Loading Text */
.preloader-text {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: 1px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: textGlow 1.5s ease-in-out infinite;
    z-index: 2;
    position: relative;
}

.preloader-subtext {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    text-align: center;
    font-weight: 400;
    margin-bottom: 40px;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    animation: textFade 1s ease-in-out infinite;
    z-index: 2;
    position: relative;
}


/* Animations */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes floatingOrbs {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
        opacity: 0.5;
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
        opacity: 0.4;
    }
}


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

@keyframes orbit {
    0% {
        transform: rotate(0deg) translateX(40px) rotate(0deg);
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: rotate(360deg) translateX(40px) rotate(-360deg);
        opacity: 0.8;
    }
}

@keyframes textGlow {
    0%, 100% {
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 255, 255, 0.1);
    }
    50% {
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3), 0 0 30px rgba(255, 255, 255, 0.3);
    }
}

@keyframes textFade {
    0%, 100% {
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
}


/* Mobile Responsive */
@media (max-width: 768px) {
    .preloader-logo {
        width: 80px;
        height: 80px;
        margin-bottom: 30px;
    }
    
    .preloader-dot {
        width: 10px;
        height: 10px;
    }
    
    .preloader-text {
        font-size: 1.2rem;
    }
    
    .preloader-subtext {
        font-size: 0.9rem;
    }
    
    .preloader-progress {
        width: 200px;
        height: 5px;
    }
}

/* Dark theme variations */
@media (prefers-color-scheme: dark) {
    .preloader {
        background: linear-gradient(135deg, #0d1a0d 0%, #1a2e1a 25%, #2d4a2d 50%, #1a2e1a 75%, #0d1a0d 100%);
        background-size: 400% 400%;
        animation: gradientShift 8s ease infinite;
    }
    
    .preloader::before {
        background: radial-gradient(circle at 20% 50%, rgba(155, 235, 36, 0.2) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(139, 210, 31, 0.15) 0%, transparent 50%),
                    radial-gradient(circle at 40% 80%, rgba(123, 193, 30, 0.18) 0%, transparent 50%);
    }
    
    .preloader-text {
        color: #ffffff;
    }
    
    .preloader-subtext {
        color: #bdc3c7;
    }
    
    .preloader-progress {
        background: rgba(255, 255, 255, 0.1);
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .preloader {
        background: linear-gradient(135deg, #9beb24 0%, #8bd21f 50%, #7bc11e 100%);
    }
    
    .preloader-text {
        color: #000000;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    }
    
    .preloader-subtext {
        color: #000000;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    .preloader-dot {
        background: #000000;
    }
    
    .preloader-progress-bar {
        background: #000000;
    }
}