/* Файл: assets/style.css */
/* Основные стили и сброс */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, #1d1e22, #27282c);
    color: #ffffff;
    min-height: 100vh;
    padding: 0 20px 20px;
}
.container { max-width: 1200px; width: 100%; margin: 0 auto; }
a { color: #ffffff; text-decoration: none; transition: opacity 0.3s; }
a:hover { opacity: 0.8; }

/* Шапка */
header { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.logo img { max-height: 50px; }
.nav { display: flex; gap: 20px; align-items: center; }
.language-btn img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }

/* Гамбургер-меню */
.hamburger { display: none; flex-direction: column; width: 30px; height: 25px; justify-content: space-between; cursor: pointer; z-index: 999; }
.hamburger span { display: block; height: 3px; width: 100%; background: #ffffff; border-radius: 3px; transition: all 0.3s; }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-nav { display: none; }

/* Основной контент */
.page-title { text-align: center; margin-bottom: 30px; }
.page-title h1 { font-size: 2.2rem; margin-bottom: 8px; }
.page-title p { font-size: 1.1rem; color: #bbb; }
.ad-banner { width: 100%; max-width: 728px; margin: 0 auto 30px; text-align: center; border-radius: 10px; overflow: hidden; }
.ad-banner img { max-width: 100%; height: auto; display: block; }
.error { text-align: center; color: #ff8a80; font-weight: 500; font-size: 1.1rem; margin: 20px auto; padding: 15px; background-color: rgba(255, 138, 128, 0.1); border: 1px solid rgba(255, 138, 128, 0.3); border-radius: 8px; max-width: 600px; }

/* Основные кнопки управления (Настройки) */
.main-controls { display: flex; justify-content: center; margin-bottom: 20px; }
.settings-btn-main {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 10px 20px;
    font-size: 1rem;
    font-family: 'Montserrat', sans-serif;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    gap: 10px; /* Увеличим отступ для иконки */
}
.settings-btn-main:hover { background: rgba(255, 255, 255, 0.2); }
.settings-btn-main i { font-size: 1.1rem; } /* Размер иконки */


/* Форма выбора */
form { display: flex; justify-content: center; align-items: center; gap: 15px; flex-wrap: wrap; margin-bottom: 30px; background-color: rgba(255, 255, 255, 0.05); padding: 20px; border-radius: 10px; }
form > div { display: flex; align-items: center; gap: 8px; }
form label { font-size: 1rem; font-weight: 500; color: #ddd; }
form select, form button { padding: 10px 15px; font-size: 1rem; border: 1px solid #555; border-radius: 8px; outline: none; background-color: #333; color: #ffffff; transition: all 0.3s; }
form select { cursor: pointer; }
form select:hover, form select:focus { border-color: var(--theme-color); }
form button { background: var(--theme-color); color: var(--text-on-theme); cursor: pointer; border: none; }
form button:hover { filter: brightness(0.9); }
#groupContainer { display: none; }


/* Вывод расписания */
#scheduleOutput { width: 100%; }
#pdfViewerContainer { width: 100%; height: 80vh; margin-top: 20px; border: 1px solid #444; border-radius: 10px; overflow: hidden; }
#pdfViewerFrame { width: 100%; height: 100%; border: none; }
.schedule { display: flex; flex-wrap: wrap; gap: 25px; justify-content: center; margin-top: 20px; }
.day { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 15px; padding: 25px; width: 100%; max-width: 400px; }
.day h2 { font-size: 1.6rem; margin-bottom: 20px; border-bottom: 2px solid var(--theme-color); padding-bottom: 10px; }
.pair { margin-bottom: 15px; padding: 12px 15px; border-left: 5px solid var(--theme-color); background: rgba(0, 0, 0, 0.3); border-radius: 8px; }
.pair:last-child { margin-bottom: 0; }
.time { font-weight: 600; font-size: 1.1rem; color: #eee; }
.subject { font-size: 1rem; line-height: 1.4; color: #ddd; }


/* Кнопка скачивания для XLS/XLSX */
.download-file-container { text-align: center; background: rgba(0,0,0,0.2); padding: 40px; border-radius: 15px; max-width: 600px; margin: 20px auto; border: 1px solid #444; }
.download-file-container h3 { margin-bottom: 10px; font-size: 1.5rem; }
.download-file-container p { margin-bottom: 25px; color: #ccc; font-style: italic; }
.download-file-btn {
    background: var(--theme-color);
    color: var(--text-on-theme);
    padding: 12px 25px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 500;
}
.download-file-btn i { font-size: 1.1rem; }
.download-file-btn:hover { filter: brightness(0.9); text-decoration: none; opacity: 1; }

/* Всплывающие окна */
#screenSettingsPopup, #downloadPopup { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.7); display: none; justify-content: center; align-items: center; z-index: 9999; padding: 20px; }
.screen-settings-content, .download-content { background: #2c2c2c; padding: 30px; border-radius: 15px; text-align: center; max-width: 450px; width: 100%; position: relative; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6); }
.popup-close-btn { position: absolute; top: 15px; right: 15px; background: none; border: none; color: #aaa; font-size: 1.5rem; cursor: pointer; transition: color 0.3s; }
.popup-close-btn:hover { color: #ffffff; }
.screen-settings-content h2, .download-content h2 { font-size: 1.6rem; margin-bottom: 25px; }
.screen-settings-section { margin-bottom: 25px; text-align: left; border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 20px; }
.screen-settings-section:first-child { border-top: none; padding-top: 0; }
.screen-settings-section h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: 15px; }
.screen-settings-content label { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.screen-settings-content input[type="color"] {
    -webkit-appearance: none;
    appearance: none;
    width: 44px;
    height: 44px;
    border: none;
    cursor: pointer;
    background-color: transparent;
    border-radius: 50%;
    padding: 0;
    overflow: hidden;
}
.screen-settings-content input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.screen-settings-content input[type="color"]::-webkit-color-swatch { border: 2px solid #555; border-radius: 50%; }

.radio-options .option-label { display: block; margin-bottom: 10px; cursor: pointer; }
.radio-options .option-label input { margin-right: 10px; }
.screen-settings-buttons { margin-top: 30px; display: flex; gap: 15px; justify-content: center; }
.screen-settings-buttons button { border: none; padding: 12px 25px; font-size: 1rem; border-radius: 8px; cursor: pointer; transition: filter 0.3s; }
.screen-settings-buttons .save-btn { background: var(--theme-color); color: var(--text-on-theme); }
.screen-settings-buttons .reset-btn { background: #555; color: #ffffff; }
.screen-settings-buttons button:hover { filter: brightness(0.9); }

/* Окно скачивания */
.download-content p { color: #bbb; font-size: 1rem; line-height: 1.5; }
.download-icons { display: flex; gap: 40px; justify-content: center; margin-bottom: 25px; }
.download-icons img { width: 100px; height: 100px; cursor: pointer; transition: transform 0.3s; }
.download-icons img:hover { transform: scale(1.1); }

/* Подвал */
footer { text-align: center; padding: 30px 0 20px; font-size: 0.9rem; color: #aaa; border-top: 1px solid rgba(255, 255, 255, 0.1); margin-top: 40px; }
footer a:hover { color: var(--theme-color); text-decoration: underline; }

/* Адаптивность */
@media (max-width: 768px) {
    body { padding: 0 15px 15px; }
    .nav { display: none; }
    .hamburger { display: flex; }
    .mobile-nav { position: fixed; top: 70px; left: 0; right: 0; background: #1d1e22; flex-direction: column; align-items: center; gap: 20px; padding: 40px 20px; z-index: 998; border-bottom: 1px solid rgba(255,255,255,0.1); display: none; }
    .mobile-nav.open { display: flex; }
    form { flex-direction: column; align-items: stretch; }
    form > div { width: 100%; }
    .day { padding: 20px; }
}