/* style.css - Стили для веб-приложения */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px 0;
    border-bottom: 1px solid #ddd;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.logo h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-right: 10px;
}

.logo-icon {
    font-size: 2rem;
}

.tagline {
    font-size: 1.2rem;
    color: #7f8c8d;
}

main {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    text-align: center;
}

.welcome-text {
    text-align: center;
    margin-bottom: 30px;
}

.welcome-text p {
    margin-bottom: 15px;
}

.cta-button {
    text-align: center;
    margin: 30px 0;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #2980b9;
}

.features {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
}

.feature {
    flex: 1;
    text-align: center;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 4px;
    margin: 0 10px;
}

.feature h3 {
    color: #3498db;
    margin-bottom: 10px;
}

.upload-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

input[type="file"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.file-types {
    font-size: 0.9rem;
    color: #7f8c8d;
}

.message {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    text-align: center;
}

.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.file-link {
    text-align: center;
    margin-bottom: 20px;
    padding: 15px;
    background-color: #e8f4f8;
    border-radius: 4px;
}

.file-link a {
    color: #3498db;
    font-weight: bold;
}

.back-link {
    text-align: center;
    margin-top: 20px;
}

.back-link a {
    color: #3498db;
    text-decoration: none;
}

.back-link a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px 0;
    color: #7f8c8d;
    font-size: 0.9rem;
}