@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

:root {
    --primary-color: #2E8B57; /* SeaGreen */
    --positive-color: #34A853;
    --neutral-color: #66CDAA; /* MediumAquamarine */
    --negative-color: #E57373;
    --background-color: #f0f7f2;
    --card-background-color: #ffffff;
    --text-color: #333;
    --light-text-color: #fff;
    --border-radius: 12px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    background-image: url('data:image/svg+xml,%3Csvg width="6" height="6" viewBox="0 0 6 6" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="%239C92AC" fill-opacity="0.1"%3E%3Cpath d="M5 0h1L0 6V5zM6 5v1H5z"/%3E%3C/g%3E%3C/svg%3E');
}

header {
    width: 100%;
    background-color: var(--primary-color);
    color: var(--light-text-color);
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

header h1 {
    margin: 0;
    font-size: 2rem;
}

.search-container {
    width: 100%;
    max-width: 600px;
}

.search-bar {
    width: 100%;
    padding: 15px;
    border-radius: 25px;
    border: none;
    font-size: 1rem;
    box-sizing: border-box;
}

.app-tags {
    display: flex;
    gap: 10px;
}

.app-tag {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--light-text-color);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.app-tag:hover {
    background-color: rgba(255, 255, 255, 0.4);
}

main {
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding: 40px;
    width: 100%;
    max-width: 900px;
    box-sizing: border-box;
}

sentiment-analysis, top-keywords {
    display: block;
    background: var(--card-background-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

sentiment-analysis:hover, top-keywords:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}