/* Snow Animation CSS */
.snowflakes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    overflow: hidden;
}

.snowflake {
    position: absolute;
    top: -10%;
    color: #fff;
    font-size: 1.5rem;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    user-select: none;
    animation-name: snowfall;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.snowflake:nth-child(1) {
    left: 10%;
    animation-duration: 10s;
    animation-delay: 0s;
    opacity: 0.8;
}

.snowflake:nth-child(2) {
    left: 20%;
    animation-duration: 12s;
    animation-delay: 1s;
    opacity: 0.6;
}

.snowflake:nth-child(3) {
    left: 30%;
    animation-duration: 8s;
    animation-delay: 2s;
    opacity: 0.9;
}

.snowflake:nth-child(4) {
    left: 40%;
    animation-duration: 14s;
    animation-delay: 0.5s;
    opacity: 0.7;
}

.snowflake:nth-child(5) {
    left: 50%;
    animation-duration: 9s;
    animation-delay: 3s;
    opacity: 0.8;
}

.snowflake:nth-child(6) {
    left: 60%;
    animation-duration: 11s;
    animation-delay: 1.5s;
    opacity: 0.6;
}

.snowflake:nth-child(7) {
    left: 70%;
    animation-duration: 13s;
    animation-delay: 2.5s;
    opacity: 0.7;
}

.snowflake:nth-child(8) {
    left: 80%;
    animation-duration: 10s;
    animation-delay: 0.8s;
    opacity: 0.8;
}

.snowflake:nth-child(9) {
    left: 90%;
    animation-duration: 12s;
    animation-delay: 1.8s;
    opacity: 0.6;
}

.snowflake:nth-child(10) {
    left: 95%;
    animation-duration: 9s;
    animation-delay: 3.2s;
    opacity: 0.7;
}

@keyframes snowfall {
    0% {
        transform: translateY(-10%) rotate(0deg);
        opacity: 0.8;
    }
    10% {
        transform: translateY(10%) rotate(36deg);
        opacity: 0.7;
    }
    20% {
        transform: translateY(20%) rotate(72deg);
        opacity: 0.8;
    }
    30% {
        transform: translateY(30%) rotate(108deg);
        opacity: 0.7;
    }
    40% {
        transform: translateY(40%) rotate(144deg);
        opacity: 0.8;
    }
    50% {
        transform: translateY(50%) rotate(180deg);
        opacity: 0.7;
    }
    60% {
        transform: translateY(60%) rotate(216deg);
        opacity: 0.8;
    }
    70% {
        transform: translateY(70%) rotate(252deg);
        opacity: 0.7;
    }
    80% {
        transform: translateY(80%) rotate(288deg);
        opacity: 0.8;
    }
    90% {
        transform: translateY(90%) rotate(324deg);
        opacity: 0.7;
    }
    100% {
        transform: translateY(100%) rotate(360deg);
        opacity: 0;
    }
}

/* Snow Background Pattern */
.snow-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 50px 50px;
    z-index: -1;
    animation: snow-bg-move 20s linear infinite;
}

@keyframes snow-bg-move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

/* Snow Pile Effect */
.snow-pile {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to top, rgba(255, 255, 255, 0.8), transparent);
    z-index: 1;
    pointer-events: none;
}

/* Snow Glow Effect */
.snow-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: snow-glow-pulse 4s ease-in-out infinite;
}

@keyframes snow-glow-pulse {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

/* Snow Text Effect */
.snow-text {
    color: white;
    text-shadow: 
        0 0 5px rgba(255, 255, 255, 0.5),
        0 0 10px rgba(255, 255, 255, 0.3),
        0 0 15px rgba(255, 255, 255, 0.2);
    position: relative;
    display: inline-block;
}

.snow-text::after {
    content: '❄';
    position: absolute;
    top: -10px;
    right: -15px;
    font-size: 0.8em;
    animation: snow-text-spin 3s linear infinite;
}

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

/* Snow Button Effect */
.btn-snow {
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    transition: all 0.3s ease;
}

.btn-snow:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-snow::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent 30%
    );
    animation: snow-rotate 3s linear infinite;
}

.btn-snow:hover::before {
    animation-duration: 1.5s;
}

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

/* Snow Card Effect */
.snow-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
}

.snow-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.8), 
        transparent);
    animation: snow-card-glow 2s ease-in-out infinite;
}

@keyframes snow-card-glow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

/* Snow Loading Spinner */
.snow-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid transparent;
    border-top: 3px solid rgba(255, 255, 255, 0.8);
    border-right: 3px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: snow-spin 1s linear infinite;
    position: relative;
}

.snow-spinner::before,
.snow-spinner::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border: 2px solid transparent;
    border-top: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    animation: snow-spin 1.5s linear infinite reverse;
}

.snow-spinner::after {
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    animation: snow-spin 2s linear infinite;
}

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

/* Snow Progress Bar */
.snow-progress {
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.snow-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.8),
        rgba(173, 216, 230, 0.8));
    border-radius: 5px;
    position: relative;
    overflow: hidden;
}

.snow-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    animation: snow-progress-shimmer 2s infinite;
}

@keyframes snow-progress-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Responsive Snow */
@media (max-width: 768px) {
    .snowflake {
        font-size: 1.2rem;
    }
    
    .snowflakes {
        display: none; /* Mobil qurilmalarda animatsiyani o'chirish */
    }
}