/* Основные стили */
:root {
    --bg-color: #1e1e2f;
    --text-color: #ffffff;
    --card-color: #2b2b3c;
    --button-bg: #ffcc00;
    --button-text: #000000;
}

[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #000000;
    --card-color: #f4f4f4;
    --button-bg: #000000;
    --button-text: #ffffff;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background-color: var(--card-color);
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    transition: background-color 0.3s;
}

h1 {
    text-align: center;
    color: var(--button-bg);
}

label {
    display: block;
    margin: 10px 0 5px;
}

input, select, button {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
}

input, select {
    background-color: #3b3b4d;
    color: var(--text-color);
}

button {
    background-color: var(--button-bg);
    color: var(--button-text);
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #e6b800;
}

.info {
    font-size: 14px;
    color: #bbbbbb;
}

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

.landing a {
    color: var(--button-bg);
    text-decoration: none;
    font-weight: bold;
}

.description {
    margin: 30px 0;
    line-height: 1.6;
}

.theme-switcher {
    position: fixed;
    top: 10px;
    right: 10px;
    background-color: var(--button-bg);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.theme-switcher img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
}

.theme-switcher:hover {
    background-color: #e6b800;
}