:root {
    --primary-drone: #8bbcdc;
    --primary-constructor: #ddb537;
    --primary-dark: #2c3e50;
    --secondary: #f8f9fa;
    --border: #e1e5eb;
    --text: #333;
    --text-light: #666;
    --success: #28a745;
    --shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    --radius: 10px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: #f5f7fa;
}

/* Шапка */
.faq-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #1a2530 100%);
    color: white;
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 70px;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.faq-header h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 800;
}

.faq-header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 700px;
    margin: 0 auto 30px;
}

.header-decoration {
    position: absolute;
    opacity: 0.05;
    z-index: 1;
}

.drone-icon {
    top: 20px;
    right: 10%;
    font-size: 8rem;
    color: var(--primary-drone);
}

.robot-icon {
    bottom: 20px;
    left: 10%;
    font-size: 8rem;
    color: var(--primary-constructor);
}

/* Навигация по категориям */
.faq-categories {
    background-color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 60px;
    z-index: 90;
}

/* переопределить родительский контейнер чтобы убрать ненужный обвод*/
.feedback-container {
    background: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 8px !important;
    border: none !important;
    margin: 0px auto 50px auto !important;
}

.categories-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.categories-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 20px 0;
}

.category-btn {
    padding: 12px 25px;
    background-color: var(--secondary);
    border: none;
    border-radius: 30px;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    text-decoration: none;
}

.category-btn:hover {
    background-color: #e9ecef;
    transform: translateY(-2px);
}

.category-btn.active {
    background-color: var(--primary-drone);
    color: white;
}

.category-btn.robot-active {
    background-color: var(--primary-constructor);
    color: white;
}

/* Основной контент */
.faq-container {
    max-width: 1200px;
    margin: 40px auto;
}

.faq-section {
    margin-bottom: 60px;
}

.section-header {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border);
}

.section-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 1.5rem;
}

.icon-drone {
    background-color: rgba(139, 188, 220, 0.15);
    color: var(--primary-drone);
}

.icon-robot {
    background-color: rgba(221, 181, 55, 0.15);
    color: var(--primary-constructor);
}

.icon-general {
    background-color: rgba(108, 117, 125, 0.15);
    color: #6c757d;
}

.section-title {
    font-size: 2rem;
    color: var(--primary-dark);
}

.section-subtitle {
    color: var(--text-light);
    margin-top: 5px;
}

/* Аккордеон FAQ */
.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.faq-question {
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--primary-dark);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--secondary);
}

.faq-icon {
    color: var(--primary-drone);
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-item.robot .faq-icon {
    color: var(--primary-constructor);
}

.faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    color: var(--text);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    padding: 0 30px 30px;
    max-height: 1000px;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.answer-content {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

/* Быстрый поиск */
.quick-search {
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 30px;
    margin-bottom: 40px;
    text-align: center;
}

.search-container {
    max-width: 700px;
    margin: 0 auto;
}

.search-container h3 {
    margin-bottom: 20px;
    color: var(--primary-dark);
}

.search-box {
    display: flex;
    margin-bottom: 15px;
}

.search-input {
    flex-grow: 1;
    padding: 15px 20px;
    border: 2px solid var(--border);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 1rem;
}

.search-btn {
    padding: 0 30px;
    background: linear-gradient(90deg, var(--primary-drone), #9dc9e8);
    color: white;
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.search-btn:hover {
    background: linear-gradient(90deg, #76a8d0, #8bbcdc);
}

.search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

.search-tag {
    padding: 8px 16px;
    background-color: var(--secondary);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.search-tag:hover {
    background-color: #e9ecef;
    transform: translateY(-2px);
}

/* Контактная секция */
.contact-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e9f2fa 100%);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    margin-top: 60px;
    border-left: 5px solid var(--primary-drone);
}

.contact-section h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--primary-dark);
}

.contact-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 25px;
}

.contact-btn {
    padding: 12px 25px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

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

.btn-drone:hover {
    background-color: #76a8d0;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(139, 188, 220, 0.3);
}

.btn-robot {
    background-color: var(--primary-constructor);
    color: white;
}

.btn-robot:hover {
    background-color: #cca01f;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(221, 181, 55, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-dark);
    border: 2px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--primary-drone);
    background-color: rgba(139, 188, 220, 0.05);
}

/* Футер */
.faq-footer {
    background-color: var(--primary-dark);
    color: #aaa;
    padding: 40px 0 30px;
    margin-top: 80px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-column h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

/* Адаптивность */
@media (max-width: 768px) {
    .faq-header h1 {
        font-size: 2.2rem;
    }
    
    .categories-nav {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .section-header {
        flex-direction: column;
        text-align: center;
    }
    
    .section-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

/* Дополнительные стили */
.popular-badge {
    display: inline-block;
    padding: 3px 10px;
    background-color: var(--primary-constructor);
    color: white;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 10px;
}

.video-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-drone);
    text-decoration: none;
    margin-top: 15px;
    font-weight: 600;
}

.code-block {
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 15px;
    margin: 15px 0;
    font-family: 'Courier New', monospace;
    border-left: 3px solid var(--primary-drone);
}