* {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    box-sizing: border-box;
}

body {
    background: #222;
    overflow: hidden; /* Prevent scrollbars due to particles */
    position: relative;
}

body::before,
body::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background-repeat: repeat;
    z-index: -1;
    opacity: 0.2;
}

/* Particle layer 1 */
body::before {
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.3) 2px, transparent 2px);
    background-size: 30px 30px;
    animation: floatParticles1 20s linear infinite;
}

/* Particle layer 2 */
body::after {
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.5) 1px, transparent 1px);
    background-size: 20px 20px;
    animation: floatParticles2 100s linear infinite;
}

@keyframes floatParticles1 {
    from { transform: translateY(0) translateX(0); }
    to { transform: translateY(-90px) translateX(30px); }
}

@keyframes floatParticles2 {
    from { transform: translateY(0) translateX(0); }
    to { transform: translateY(30px) translateX(-30px); }
}

.wea {
    text-align: center;
    background: linear-gradient(135deg, #00ffea, #000000);
    color: aliceblue;
    animation: textSlideIn 1s ease-out forwards;
}

@keyframes textSlideIn {
    from { transform: translateY(-30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Card styling */
.card {
    width: 90%;
    max-width: 470px;
    background: linear-gradient(135deg, #00feba, #5b548a);
    color: #fff;
    margin: 100px auto 0;
    border-radius: 20px;
    padding: 40px 35px;
    text-align: center;
    transition: transform 0.5s ease;
    animation: cardBounceIn 1.5s ease-out;
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.5);
}

@keyframes cardBounceIn {
    0% { transform: scale(0.6) translateY(-100px); opacity: 0; }
    60% { transform: scale(1.1) translateY(20px); opacity: 0.8; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

.card:hover {
    transform: scale(1.02);
    background: linear-gradient(135deg, #00d8a5, #4b4577);
    box-shadow: 0 25px 40px rgba(0, 0, 0, 0.6);
}

.search {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.search input {
    border: 0;
    outline: 0;
    background: #ebfffc;
    color: #555;
    padding: 10px 25px;
    height: 60px;
    border-radius: 30px;
    flex: 1;
    margin-right: 16px;
    font-size: 18px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.search input:focus {
    background: #d1f2f0;
    transform: scale(1.03);
}

.search button {
    border: 0;
    outline: 0;
    background: #ebfffc;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.3s ease, box-shadow 0.3s;
}

.search button:hover {
    background: #d1f2f0;
    transform: scale(1.1);
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.2);
}

.search button img {
    width: 16px;
    transition: transform 0.2s ease;
}

.search button:hover img {
    transform: rotate(20deg);
}

.weather-icon {
    width: 170px;
    margin-top: 30px;
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
   
}

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

.weather h1 {
    font-size: 80px;
    font-weight: 400;
    margin-top: -10px;
    opacity: 0;
    animation: fadeInTemp 0.6s ease-out forwards 0.5s;
}

@keyframes fadeInTemp {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.details {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    margin-top: 50px;
}

.col {
    display: flex;
    align-items: center;
    text-align: left;
}

.col img {
    width: 40px;
    margin-right: 10px;
}

.humidity, .wind {
    font-size: 28px;
    margin-top: -6px;
}

.weather {
    display: none;
    animation: fadeInContent 0.6s ease-out forwards;
}

@keyframes fadeInContent {
    from { opacity: 0; }
    to { opacity: 1; }
}

.error {
    text-align: left;
    margin-left: 10px;
    font-size: 14px;
    margin-top: 10px;
    color: #f55;
    display: none;
    animation: slideInError 0.5s ease-out forwards;
}

@keyframes slideInError {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}