:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', 'Arial', sans-serif;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--light-color);
    color: var(--dark-color);
    line-height: 1.6;
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
    display: flex; /* Включаем flexbox */
    flex-direction: column; /* Дочерние элементы в столбец */
    min-height: 100vh; /* Минимальная высота = высота окна браузера */
}

.container {
    max-width: 1200px;
    margin: 0 auto; /* Центрирование по горизонтали */
    padding: 20px;
    flex: 1; /* Контейнер растягивается, чтобы заполнить пространство */
    width: calc(100% - 40px); /* 100% ширины минус 20px с каждой стороны */
}

header {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 30px 0;
    border-radius: 0 0 20px 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: background-color var(--transition-speed) ease;
}

.header-content {
    padding-top: 20px;
}

.header-content h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.timestamp {
    position: absolute;
    top: 10px;
    right: 20px;
    background-color: var(--secondary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.services-container,
.info-container {
    background-color: white;
    border-radius: 20px;
    padding: 30px;
    margin: 30px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: background-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.section-title {
    color: var(--accent-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    text-align: center;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--accent-color);
    transition: width var(--transition-speed) ease;
}

.section-title:hover::after {
    width: 100px;
}

.services-list {
    list-style: none;
}

.service-item {
    padding: 15px;
    border-bottom: 1px solid #ecf0f1;
    display: flex;
    align-items: center;
    transition: all var(--transition-speed) ease;
}

.service-item:last-child {
    border-bottom: none;
}

.service-item:hover {
    background-color: #f9f9f9;
    transform: translateX(5px);
}

.service-emoji {
    font-size: 2rem;
    margin-right: 15px;
    min-width: 40px;
    text-align: center;
}

.service-info {
    flex-grow: 1;
}

.service-title {
    font-weight: bold;
    margin-bottom: 5px;
}

.service-contact {
    color: var(--secondary-color);
}

.service-contact a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
}

.service-contact a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.info-item {
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    transition: all var(--transition-speed) ease;
}

.info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.info-title {
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--primary-color);
    transition: color var(--transition-speed) ease;
}

.info-value {
    color: #666;
    transition: color var(--transition-speed) ease;
}

.info-value.positive {
    color: #27ae60;
}

.info-value.negative {
    color: #e74c3c;
}

footer {
    text-align: center;
    padding: 20px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 20px 20px 0 0;
    font-size: 0.9rem;
    transition: background-color var(--transition-speed) ease;
}

/* Slider для переключения темы */
.theme-switch-container {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    z-index: 10;
}

.theme-switch {
    display: inline-block;
    height: 26px;
    position: relative;
    width: 60px;
}

.theme-switch input {
    display: none;
}

.slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    background-color: white;
    bottom: 4px;
    content: "☀️";
    font-size: 12px;
    height: 18px;
    left: 4px;
    position: absolute;
    transition: .4s;
    width: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

input:checked + .slider {
    background-color: #2c3e50;
}

input:checked + .slider:before {
    transform: translateX(34px);
    content: "🌙";
}

/* Burger-меню */
.burger-menu {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 30px;
    height: 25px;
    cursor: pointer;
    z-index: 100;
}

.burger-line {
    width: 100%;
    height: 3px;
    background-color: white;
    display: block;
    margin: 5px 0;
    transition: all 0.3s ease-in-out;
    border-radius: 3px;
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.sidebar {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background-color: var(--primary-color);
    color: white;
    padding: 70px 20px 20px;
    transition: right 0.3s ease-in-out;
    z-index: 90;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

.sidebar.active {
    right: 0;
}

.sidebar-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 15px;
}

.sidebar-menu a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 8px 0;
    transition: all 0.3s ease;
}

.sidebar-menu a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.sidebar-section {
    margin-bottom: 30px;
}

.sidebar-contact {
    margin-top: 40px;
}

.sidebar-contact a {
    color: var(--secondary-color);
    text-decoration: none;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 80;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.overlay.active {
    display: block;
    opacity: 1;
}

/* Тёмная тема */
.dark-mode {
    --light-color: #1a1a1a;
    --dark-color: #f1f1f1;
}

.dark-mode .services-container,
.dark-mode .info-container {
    background-color: #2c2c2c;
    color: #f1f1f1;
}

.dark-mode .service-item:hover {
    background-color: #333;
}

.dark-mode .info-item {
    background-color: #3a3a3a;
}

.dark-mode .info-title {
    color: #f1f1f1;
}

.dark-mode .info-value {
    color: #ccc;
}

/* Адаптивная верстка */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header-content {
        padding-top: 25px;
    }
    
    .header-content h1 {
        font-size: 1.8rem;
    }
    
    .theme-switch-container {
        top: 15px;
        left: 15px;
    }
    
    .burger-menu {
        top: 15px;
        right: 15px;
    }
    
    .timestamp {
        position: static;
        display: inline-block;
        margin-top: 10px;
        font-size: 0.75rem;
    }
    
    .services-container, .info-container {
        padding: 15px;
        margin: 15px 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .service-item {
        padding: 12px 8px;
        flex-direction: row;
        align-items: center;
    }
    
    .service-emoji {
        font-size: 1.8rem;
        margin-right: 10px;
        min-width: 30px;
    }
    
    .service-title {
        font-size: 0.95rem;
    }
    
    .service-contact {
        font-size: 0.85rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .info-item {
        padding: 15px;
    }
    
    .sidebar {
        width: 80%;
        right: -80%;
    }
    
    footer {
        font-size: 0.8rem;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .header-content h1 {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    .service-contact a {
        display: block;
        margin-bottom: 2px;
    }
    
    .service-contact a:last-child {
        margin-bottom: 0;
    }
    
    .service-emoji {
        font-size: 1.6rem;
    }
}

/* Анимация */
.fade-in {
    animation: fadeIn 0.5s ease-in forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-in {
    animation: slideIn 0.5s ease-out forwards;
}

@keyframes slideIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.scale-in {
    animation: scaleIn 0.4s ease-out forwards;
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}