/* Основные стили для черно-красной темы */
:root {
    --primary-black: #0a0a0a;
    --secondary-black: #1a1a1a;
    --accent-red: #dc2626;
    --accent-red-light: #ef4444;
    --accent-red-dark: #b91c1c;
    --text-white: #f8fafc;
    --text-gray: #cbd5e1;
    --border-dark: #374151;
    --shadow-red: rgba(220, 38, 38, 0.2);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-black);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden; /* Запрещаем горизонтальную прокрутку */
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==================== */
/* НАВИГАЦИЯ */
/* ==================== */
.navbar {
    background-color: var(--secondary-black);
    border-bottom: 2px solid var(--accent-red);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Логотип в навигации - ИСПРАВЛЕНО */
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 60px;
    max-width: 200px; /* Ограничиваем ширину контейнера */
}

.logo-image {
    height: 100px; /* Фиксированная высота */
    width: auto; /* Автоматическая ширина сохраняет пропорции */
    max-width: 180px; /* Максимальная ширина */
    object-fit: contain; /* Сохраняет пропорции без искажений */
    transition: all 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-red-light);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-red);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* ==================== */
/* ГЛАВНЫЙ ЭКРАН */
/* ==================== */
.hero {
    background: linear-gradient(135deg, var(--primary-black) 0%, #2c0a0a 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.1) 0%, transparent 50%);
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-title .highlight {
    color: var(--accent-red);
    text-shadow: 0 0 10px var(--shadow-red);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature i {
    color: var(--accent-red);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.quote-card {
    background-color: var(--secondary-black);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    padding: 2rem;
    max-width: 400px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    border-top: 4px solid var(--accent-red);
    position: relative;
}

.quote-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--accent-red);
    opacity: 0.3;
    font-family: serif;
}

.quote-text {
    font-size: 1.25rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-white);
}

.quote-author {
    color: var(--text-gray);
    text-align: right;
    font-size: 0.9rem;
}

/* ==================== */
/* КНОПКИ */
/* ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-red);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-red-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-red);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--border-dark);
}

.btn-secondary:hover {
    border-color: var(--accent-red);
    color: var(--accent-red-light);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-white);
    border: 2px solid var(--accent-red);
}

.btn-outline:hover {
    background-color: var(--accent-red);
    color: white;
}

.btn-block {
    width: 100%;
}

.btn-text {
    background: none;
    border: none;
    color: var(--accent-red-light);
    padding: 0.5rem;
}

.btn-telegram {
    background-color: #0088cc;
    color: white;
}

.btn-telegram:hover {
    background-color: #0077b5;
}

.btn-github {
    background-color: #333;
    color: white;
}

.btn-github:hover {
    background-color: #222;
}

/* ==================== */
/* СЕКЦИИ */
/* ==================== */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-white);
}

.section-header p {
    color: var(--text-gray);
    font-size: 1.1rem;
}

/* ==================== */
/* О ПРОЕКТЕ */
/* ==================== */
.about {
    padding: 5rem 0;
    background-color: var(--secondary-black);
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.about-card {
    background-color: var(--primary-black);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s;
    text-align: center;
}

.about-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
}

.about-icon {
    font-size: 2.5rem;
    color: var(--accent-red);
    margin-bottom: 1rem;
}

.about-card h3 {
    margin-bottom: 1rem;
    color: var(--text-white);
}

.warning-note {
    background-color: rgba(220, 38, 38, 0.1);
    border-left: 4px solid var(--accent-red);
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.warning-note i {
    color: var(--accent-red);
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

/* ==================== */
/* КУРСЫ */
/* ==================== */
.courses {
    padding: 5rem 0;
    background-color: var(--primary-black);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.course-card {
    background-color: var(--secondary-black);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.course-card:hover {
    border-color: var(--accent-red);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.course-icon {
    font-size: 2rem;
    color: var(--accent-red);
}

.course-badge {
    background-color: var(--accent-red);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.course-card h3 {
    margin-bottom: 1rem;
    color: var(--text-white);
}

.course-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.course-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.course-info i {
    margin-right: 0.5rem;
}

.courses-note {
    background-color: rgba(220, 38, 38, 0.05);
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    color: var(--text-gray);
}

.courses-note i {
    color: var(--accent-red);
    margin-right: 0.5rem;
}

/* ==================== */
/* РЕГИСТРАЦИЯ */
/* ==================== */
.register {
    padding: 5rem 0;
    background-color: var(--secondary-black);
}

.register-card {
    background-color: var(--primary-black);
    border: 2px dashed var(--border-dark);
    border-radius: 16px;
    padding: 2rem;
}

.register-header {
    text-align: center;
    margin-bottom: 2rem;
}

.register-header h2 {
    color: var(--text-white);
    margin-bottom: 0.5rem;
}

.register-header p {
    color: var(--text-gray);
}

.register-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.register-info h3 {
    color: var(--text-white);
    margin-bottom: 1.5rem;
}

.benefits-list {
    list-style: none;
    margin-bottom: 2rem;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-gray);
}

.benefits-list i {
    color: var(--accent-red);
}

.login-note {
    border-top: 1px solid var(--border-dark);
    padding-top: 1.5rem;
}

/* ==================== */
/* ФОРМЫ */
/* ==================== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-white);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--secondary-black);
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    color: var(--text-white);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-red);
}

.interests {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.interest-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background-color: var(--secondary-black);
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.interest-option:hover {
    border-color: var(--accent-red);
}

.interest-option input {
    width: auto;
}

.interest-option span {
    color: var(--text-gray);
}

.form-notice {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.form-notice i {
    color: var(--accent-red);
}

.register-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-dark);
    color: var(--text-gray);
}

.register-footer i {
    color: var(--accent-red);
    margin-right: 0.5rem;
}

/* ==================== */
/* РАЗДЕЛ "НАШ ВДОХНОВИТЕЛЬ" */
/* ==================== */
.inspiration {
    background-color: var(--secondary-black);
    padding: 5rem 0;
    border-top: 2px solid var(--accent-red);
    border-bottom: 2px solid var(--accent-red);
}

.inspiration-content {
    max-width: 800px;
    margin: 0 auto;
}

.inspiration-logo {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border-left: 4px solid #0047a3;
}

.er-logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #0047a3 0%, #0066cc 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    font-family: Arial, sans-serif;
}

.inspiration-text h3 {
    color: var(--text-white);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.inspiration-text p {
    color: var(--text-gray);
    font-size: 1.1rem;
}

.inspiration-info {
    background-color: var(--primary-black);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-dark);
}

.inspiration-info p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.inspiration-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.point {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: rgba(220, 38, 38, 0.1);
    border-radius: 8px;
    border-left: 3px solid var(--accent-red);
}

.point i {
    color: var(--accent-red);
    font-size: 1.25rem;
}

.inspiration-quote {
    font-style: italic;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #0047a3;
    margin: 2rem 0;
}

/* ==================== */
/* ФУТЕР */
/* ==================== */
.footer {
    background-color: var(--secondary-black);
    padding: 3rem 0 1.5rem;
    border-top: 2px solid var(--accent-red);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Логотип в футере - ИСПРАВЛЕНО */
.footer-logo {
    display: flex;
    align-items: center;
    max-width: 180px; /* Ограничиваем ширину контейнера */
}

.footer-logo-image {
    height: 50px; /* Фиксированная высота */
    width: auto; /* Автоматическая ширина сохраняет пропорции */
    max-width: 170px; /* Максимальная ширина */
    object-fit: contain; /* Сохраняет пропорции */
    opacity: 0.9;
}

.footer-info p {
    margin-bottom: 0.5rem;
    color: var(--text-gray);
}

.footer-info strong {
    color: var(--text-white);
}

.teacher-position {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0.25rem 0 1rem 0;
}

.footer-info a {
    color: var(--accent-red);
    text-decoration: none;
}

.footer-info a:hover {
    text-decoration: underline;
}

.footer-disclaimer {
    background-color: rgba(220, 38, 38, 0.05);
    border-left: 3px solid var(--accent-red);
    padding: 1rem;
    color: var(--text-gray);
}

.footer-disclaimer i {
    color: var(--accent-red);
    margin-right: 0.5rem;
}

.footer-acknowledgement {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-dark);
    color: var(--text-gray);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-dark);
    color: var(--text-gray);
    font-size: 0.9rem;
}

.footer-small {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

/* ==================== */
/* МОДАЛЬНЫЕ ОКНА */
/* ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--secondary-black);
    padding: 2rem;
    border-radius: 12px;
    max-width: 400px;
    width: 90%;
    border: 2px solid var(--accent-red);
    position: relative;
}

.modal-content h3 {
    color: var(--text-white);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* ==================== */
/* УВЕДОМЛЕНИЯ */
/* ==================== */
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--accent-red);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 3000;
    animation: slideIn 0.3s ease-out;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================== */
/* АДАПТИВНОСТЬ */
/* ==================== */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }
    
    .hero-content {
        flex-direction: column;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-content,
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .register-content {
        grid-template-columns: 1fr;
    }
    
    .interests {
        grid-template-columns: 1fr;
    }
    
    .inspiration-logo {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .inspiration-points {
        grid-template-columns: 1fr;
    }
    
    /* Логотип на мобильных - ИСПРАВЛЕНО */
    .logo-image {
        height: 35px;
        max-width: 150px;
    }
    
    .footer-logo-image {
        height: 40px;
        max-width: 140px;
    }
    
    .logo-link {
        max-width: 150px;
    }
    
    .footer-logo {
        max-width: 140px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Логотип на маленьких экранах - ИСПРАВЛЕНО */
    .logo-image {
        height: 30px;
        max-width: 120px;
    }
    
    .footer-logo-image {
        height: 35px;
        max-width: 110px;
    }
    
    .logo-link {
        max-width: 120px;
        height: 50px;
    }
    
    .footer-logo {
        max-width: 110px;
    }
}

/* ==================== */
/* ЛОГОТИП - ОПТИМИЗИРОВАННЫЕ СТИЛИ */
/* ==================== */

/* Контейнер логотипа в навбаре и футере */
.logo-link,
.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center; /* Центрируем логотип */
    height: 60px; /* Высота контейнера */
    max-width: 200px; /* Ограничение ширины контейнера */
}

/* Основное изображение логотипа */
.logo-image,
.footer-logo-image {
    display: block !important;
    max-width: 180px !important;
    width: auto !important;
    height: 40px !important;
    object-fit: contain !important;
    transition: transform 0.3s ease, opacity 0.3s ease; /* Плавный hover */
}

/* Эффект при наведении */
.logo-image:hover,
.footer-logo-image:hover {
    transform: scale(1.1);
    opacity: 0.95;
}

/* Адаптивность */
@media (max-width: 768px) {
    .logo-image { height: 35px; max-width: 150px; }
    .footer-logo-image { height: 40px; max-width: 140px; }
}

@media (max-width: 480px) {
    .logo-image { height: 30px; max-width: 120px; }
    .footer-logo-image { height: 35px; max-width: 110px; }
}

/* Скрываем старые элементы логотипа */
.logo-icon, 
.logo-text,
.footer-logo-name,
.footer-logo-sub {
    display: none !important;
}

/* ==================== */
/* СТРАНИЦА РОССИЙСКОЕ ПО - ОСНОВНЫЕ СТИЛИ */
/* ==================== */

/* Герой-секция для страницы ПО */
.hero-software {
    background: linear-gradient(135deg, var(--primary-black) 0%, #2c0a0a 100%);
    color: var(--text-white);
    padding: 100px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-software::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.1) 0%, transparent 50%);
}

.hero-software-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-software h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 700;
    color: var(--text-white);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    color: var(--text-gray);
    line-height: 1.6;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(220, 38, 38, 0.2);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid var(--accent-red);
    color: var(--text-white);
}

.hero-badge i {
    color: var(--accent-red-light);
}

/* ==================== */
/* ХЛЕБНЫЕ КРОШКИ */
/* ==================== */
.breadcrumb {
    background-color: var(--secondary-black);
    padding: 15px 0;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-dark);
    border-top: 1px solid var(--border-dark);
}

.breadcrumb-content {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.breadcrumb a {
    color: var(--accent-red-light);
    text-decoration: none;
    transition: color 0.3s;
}

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

.breadcrumb i {
    font-size: 0.8rem;
    color: var(--text-gray);
}

/* ==================== */
/* КАТЕГОРИИ ПО НА ГЛАВНОЙ СТРАНИЦЕ ПО */
/* ==================== */
.software-categories {
    padding: 80px 0;
    background-color: var(--primary-black);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.category-card {
    background-color: var(--secondary-black);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-dark);
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-red-dark) 100%);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    border-color: var(--accent-red);
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-red-dark) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: var(--text-white);
    font-size: 2rem;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-white);
}

.category-card p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 15px;
}

.category-count {
    display: inline-block;
    background: rgba(220, 38, 38, 0.1);
    color: var(--accent-red-light);
    padding: 5px 15px;
    border-radius: 20px;
    margin-top: 15px;
    font-size: 0.9rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

/* ==================== */
/* СЕТКА ОПЕРАЦИОННЫХ СИСТЕМ */
/* ==================== */
.os-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.os-card {
    background-color: var(--secondary-black);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-dark);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.os-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-red-dark) 100%);
}

.os-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.os-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.os-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-red-dark) 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.8rem;
}

.os-title h3 {
    margin: 0 0 5px 0;
    color: var(--text-white);
    font-size: 1.5rem;
}

.os-version {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.os-description {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.os-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.feature-tag {
    background: rgba(220, 38, 38, 0.1);
    color: var(--accent-red-light);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.os-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-os {
    background: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-red-dark) 100%);
    color: var(--text-white) !important;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-os:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-red);
}

.btn-guide {
    background: rgba(220, 38, 38, 0.1);
    color: var(--accent-red-light) !important;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-red-light);
    text-decoration: none;
    font-weight: 500;
    margin-top: 40px;
    padding: 10px 20px;
    border-radius: 8px;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.3);
    transition: all 0.3s ease;
}

.back-button:hover {
    background: rgba(220, 38, 38, 0.2);
    color: var(--accent-red);
}

/* ==================== */
/* АКТИВНЫЙ ПУНКТ МЕНЮ */
/* ==================== */
.nav-link.active {
    color: var(--accent-red);
}

.nav-link.active::after {
    width: 100%;
    background-color: var(--accent-red);
}

/* ==================== */
/* СТИЛИ ДЛЯ ОФИСНЫХ ПРОГРАММ И ДРУГИХ КАТЕГОРИЙ */
/* ==================== */
.operating-systems,
.office-software,
.other-software {
    padding: 80px 0;
    background-color: var(--primary-black);
}

/* ==================== */
/* АДАПТИВНОСТЬ ДЛЯ НОВЫХ СТРАНИЦ */
/* ==================== */
@media (max-width: 768px) {
    .hero-software {
        padding: 80px 0 60px;
    }
    
    .hero-software h1 {
        font-size: 2.5rem;
    }
    
    .categories-grid,
    .os-grid {
        grid-template-columns: 1fr;
    }
    
    .os-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .os-icon {
        margin: 0 auto;
    }
    
    .os-links {
        flex-direction: column;
    }
    
    .btn-os {
        width: 100%;
        justify-content: center;
    }
    
    .back-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-software h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-badge {
        flex-direction: column;
        gap: 8px;
        padding: 15px;
        text-align: center;
    }
    
    .category-card,
    .os-card {
        padding: 20px;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .os-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* ==================== */
/* МОДАЛЬНОЕ ОКНО ДЛЯ ГАЙДОВ */
/* ==================== */
.modal#installModal .modal-content {
    max-width: 600px;
    width: 95%;
}

.modal#installModal h3 {
    color: var(--accent-red);
    margin-bottom: 20px;
    text-align: left;
}

.modal#installModal #modalContent {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.modal#installModal #modalContent h4 {
    color: var(--text-white);
    margin: 15px 0 10px 0;
}

.modal#installModal #modalContent ol,
.modal#installModal #modalContent ul {
    padding-left: 20px;
    margin: 10px 0;
}

.modal#installModal #modalContent li {
    margin-bottom: 8px;
}

.modal#installModal #modalContent a {
    color: var(--accent-red-light);
    text-decoration: none;
}

.modal#installModal #modalContent a:hover {
    text-decoration: underline;
}

.modal#installModal #modalContent strong {
    color: var(--text-white);
}

/* Стили для рекомендаций и советов */
.recommendations {
    margin-top: 60px;
    padding: 30px;
    background: #f0f2ff;
    border-radius: 15px;
    border-left: 5px solid #1a237e;
}

.recommendations h3 {
    color: #1a237e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.recommendations h3 i {
    color: #ff5252;
}

.recommendation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.recommendation-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.recommendation-card h4 {
    color: #1a237e;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.recommendation-card p {
    color: #555;
    line-height: 1.5;
    font-size: 0.95rem;
}

/* Стили для советов по безопасности */
.security-tips {
    margin-top: 60px;
    padding: 30px;
    background: #fff8e1;
    border-radius: 15px;
    border-left: 5px solid #ffb300;
}

.security-tips h3 {
    color: #1a237e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.security-tips h3 i {
    color: #ffb300;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.tip-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #ffe57f;
}

.tip-card h4 {
    color: #1a237e;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.tip-card p {
    color: #555;
    line-height: 1.5;
    font-size: 0.95rem;
}
/* Стили для пути обучения */
.learning-path {
    margin-top: 60px;
    padding: 30px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 15px;
    border-left: 5px solid #2196f3;
}

.learning-path h3 {
    color: #1a237e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.learning-path h3 i {
    color: #2196f3;
}

.path-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #2196f3 0%, #0d47a1 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h4 {
    color: #1a237e;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.step-content p {
    color: #555;
    line-height: 1.5;
    font-size: 0.95rem;
}

/* Адаптивность для пути обучения */
@media (max-width: 768px) {
    .step {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .step-number {
        align-self: center;
    }
}
/* Стили для рабочего процесса дизайнера */
.workflow-guide {
    margin-top: 60px;
    padding: 30px;
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
    border-radius: 15px;
    border-left: 5px solid #9c27b0;
}

.workflow-guide h3 {
    color: #1a237e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.workflow-guide h3 i {
    color: #9c27b0;
}

.workflow-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.workflow-step {
    display: flex;
    align-items: center;
    gap: 20px;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.workflow-step:hover {
    transform: translateX(10px);
}

.step-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #9c27b0 0%, #6a1b9a 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h4 {
    color: #1a237e;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.step-content p {
    color: #555;
    line-height: 1.5;
    font-size: 0.95rem;
}

/* Адаптивность для рабочего процесса */
@media (max-width: 768px) {
    .workflow-step {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .step-icon {
        align-self: center;
    }
}
/* Стили для таблицы рекомендаций */
.learning-recommendations {
    margin-top: 60px;
    padding: 30px;
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border-radius: 15px;
    border-left: 5px solid #ff9800;
}

.learning-recommendations h3 {
    color: #1a237e;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.learning-recommendations h3 i {
    color: #ff9800;
}

.recommendation-table {
    overflow-x: auto;
}

.recommendation-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.recommendation-table th {
    background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.recommendation-table td {
    padding: 15px;
    border-bottom: 1px solid #eee;
    color: #555;
}

.recommendation-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.recommendation-table tr:hover {
    background-color: #f5f5f5;
}

/* Адаптивность для таблицы */
@media (max-width: 768px) {
    .recommendation-table {
        font-size: 0.9rem;
    }
    
    .recommendation-table th,
    .recommendation-table td {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    .recommendation-table {
        font-size: 0.8rem;
    }
}
.hero-software-content h1 {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.hero-software-content h1 .line1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.hero-software-content h1 .line2 {
    font-size: 3rem;
    font-weight: 600;
    color: #1a237e;
}
/* ===== ЛОГОТИП В ШАПКЕ ===== */

.logo-link {
    display: flex;
    align-items: center;
    height: 60px;
}

.logo-img-container {
    height: 60px;
    display: flex;
    align-items: center;
}

.logo-img {
    height: 48px;   /* ОСНОВНОЙ РАЗМЕР */
    width: auto;
    object-fit: contain;
}

/* Адаптив */
@media (max-width: 768px) {
    .logo-img {
        height: 40px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 34px;
    }
}

    
    .logo-name {
        font-size: 16px;
    }
    
    .logo-sub {
        font-size: 11px;
    }

}