/* CSS Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background-color, #f0f0f0);
    color: var(--text-color, #333);
    transition: background-color 0.5s ease, color 0.5s ease;
    background-image: var(--background-texture);
    background-size: 20px 20px;
}

:root {
    --primary-color: #007bff;
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1), 0 6px 12px rgba(0, 0, 0, 0.08);
    --button-glow: 0 0 12px rgba(0, 123, 255, 0.6);
}

#app-container {
    display: grid;
    grid-template-rows: auto 1fr;
    gap: 2rem;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

#location-search {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

#location-input {
    width: 100%;
    max-width: 400px;
    padding: 0.8rem 1.2rem;
    border: 1px solid #ccc;
    border-radius: 2rem;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: box-shadow 0.3s ease;
}

#location-input:focus {
    outline: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15), var(--button-glow);
}

#search-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 2rem;
    background-color: var(--primary-color);
    color: white;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    box-shadow: var(--button-glow);
    transition: transform 0.2s ease, box-shadow 0.3s ease;
}

#search-button:hover {
    transform: scale(1.05);
    box-shadow: var(--button-glow), 0 4px 15px rgba(0, 123, 255, 0.4);
}

weather-card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s ease-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}