/* ==========================================
   CSS MAIN — ТехноСикурс
   Сборник всех стилей
   ========================================== */

/* ========== 1. ОБЩИЕ СТИЛИ ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
}

/* ========== 2. HERO-БЛОК ========== */
.hero-centered {
    position: relative;
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 15, 30, 0.55);
    z-index: 1;
}

.hero-centered .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.6);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: white;
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    animation: bounce 2s infinite;
}

.scroll-indicator:hover {
    opacity: 1;
    color: white;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ========== 3. КАРТОЧКИ УСЛУГ ========== */
.service-hover-card {
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    cursor: default;
}

.service-hover-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
}

.service-hover-card .blur-bg {
    pointer-events: none;
}

.service-hover-card .service-link {
    transition: all 0.3s ease;
    padding: 6px 10px;
    border-radius: 8px;
}

.service-hover-card .service-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.services-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.service-hover-card:hover .services-list {
    max-height: 2000px;
}

/* ========== 4. КАРТОЧКИ ДОКУМЕНТОВ (hover-card) ========== */
.hover-card {
    transition: all 0.3s ease;
    border-radius: 16px !important;
    background: white;
    border-left: 4px solid transparent !important;
}

.hover-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15) !important;
    border-left: 4px solid #dc3545 !important;
}

.hover-card .bg-opacity-10 {
    transition: all 0.3s ease;
}

.hover-card:hover .bg-opacity-10 {
    background-color: #dc3545 !important;
}

.hover-card:hover .bg-opacity-10 i {
    color: white !important;
}

/* ========== 5. ПИСЬМА (Благодарности) ========== */
.letter-card {
    transition: all 0.3s ease;
    cursor: pointer;
    border-radius: 16px;
    overflow: hidden;
}

.letter-card:hover {
    transform: scale(1.03) translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
}

.letter-card .bg-gradient-to-t {
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
}

/* ========== 6. МЕНЮ (NAVBAR) ========== */
#mainNavbar {
    padding: 0.8rem 0;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    background: transparent;
}

#mainNavbar.navbar-scrolled {
    background: rgba(18, 22, 28, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    padding: 0.5rem 0;
}

.home-page #mainNavbar:not(.navbar-scrolled) {
    background: transparent;
    box-shadow: none;
}

/* Логотип */
.logo-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.logo-img {
    height: 45px;
    width: auto;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 2;
}

.logo-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255,255,255,0.3) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 1;
}

.group:hover .logo-img {
    transform: scale(1.05);
}

.group:hover .logo-glow {
    opacity: 0.5;
}

.brand-text-white {
    color: #ffffff !important;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
}

.brand-text-white:hover {
    color: #ffffff !important;
    text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

/* Ссылки в меню */
.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    padding: 0.7rem 1rem !important;
    position: relative;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: #dc3545;
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.navbar-nav .nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.navbar-nav .nav-link:hover {
    color: #fff;
}

.navbar-nav .nav-link.active {
    color: #dc3545;
}

.navbar-nav .nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
    background: #dc3545;
}

.dropdown-icon {
    transition: transform 0.3s ease;
    font-size: 0.8rem;
}

.nav-link.show .dropdown-icon {
    transform: rotate(180deg);
}

/* Mega Menu */
.dropdown-mega-menu {
    position: absolute;
    left: 0;
    right: auto;
    margin-top: 0.5rem;
    border-radius: 12px;
    overflow: hidden;
    min-width: 600px;
    background: white;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.dropdown:hover .dropdown-mega-menu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.mega-menu-header {
    position: relative;
    overflow: hidden;
}

.mega-menu-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    20% { left: 100%; }
    100% { left: 100%; }
}

.mega-menu-body {
    max-height: 350px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #dc3545 #f1f1f1;
}

.mega-menu-body::-webkit-scrollbar {
    width: 5px;
}

.mega-menu-body::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.mega-menu-body::-webkit-scrollbar-thumb {
    background: #dc3545;
    border-radius: 10px;
}

.mega-menu-item {
    display: flex;
    align-items: center;
    padding: 0.6rem 1rem;
    color: #333;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.mega-menu-item i {
    font-size: 1rem;
    width: 24px;
}
/* Для десктопа — мега-меню работает через hover */
@media (min-width: 992px) {
    .dropdown-mega-menu {
        position: absolute !important;
        left: 0 !important;
        right: auto !important;
        margin-top: 0.5rem !important;
        border-radius: 12px !important;
        overflow: hidden !important;
        min-width: 600px !important;
        background: white !important;
        visibility: hidden !important;
        opacity: 0 !important;
        transform: translateY(-10px) !important;
        transition: all 0.3s ease !important;
        pointer-events: none !important;
        z-index: 1000 !important;
        box-shadow: 0 10px 30px rgba(0,0,0,0.2) !important;
        display: block !important; /* фикс для видимости на десктопе */
    }
    
    .dropdown:hover .dropdown-mega-menu {
        visibility: visible !important;
        opacity: 1 !important;
        transform: translateY(0) !important;
        pointer-events: all !important;
    }
}

/* Цвета при наведении для разных разделов */
#fireDropdown .mega-menu-item:hover {
    background: rgba(220, 53, 69, 0.12);
    color: #dc3545;
    transform: translateX(5px);
}

#promDropdown .mega-menu-item:hover {
    background: rgba(13, 110, 253, 0.12);
    color: #0d6efd;
    transform: translateX(5px);
}

#laborDropdown .mega-menu-item:hover {
    background: rgba(25, 135, 84, 0.12);
    color: #198754;
    transform: translateX(5px);
}

#fireDropdown .mega-menu-item:hover i { color: #dc3545; }
#promDropdown .mega-menu-item:hover i { color: #0d6efd; }
#laborDropdown .mega-menu-item:hover i { color: #198754; }

.labor-item:hover {
    background: rgba(25, 135, 84, 0.05);
    color: #198754;
}

/* Кнопка "Связаться" */
.btn-contact-blue {
    background: linear-gradient(45deg, #0d6efd, #0b5ed7);
    color: white;
    border: none;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-contact-blue:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 110, 253, 0.4);
    color: white;
    background: linear-gradient(45deg, #0b5ed7, #0a58ca);
}

.btn-contact-blue .btn-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255,255,255,0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.btn-contact-blue:hover .btn-pulse {
    opacity: 1;
}

/* Гамбургер */
.hamburger {
    width: 30px;
    height: 20px;
    position: relative;
    cursor: pointer;
}

.hamburger span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: white;
    border-radius: 2px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(1) {
    top: 9px;
    transform: rotate(135deg);
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(3) {
    top: 9px;
    transform: rotate(-135deg);
}

/* ========== 7. ПОДВАЛ (FOOTER) ========== */
.footer-section .footer-social-icon {
    transition: all 0.3s ease;
}

.footer-section .footer-btn {
    transition: all 0.3s ease;
}

.footer-section .footer-btn:hover {
    transform: translateY(-2px);
}

.footer-section .footer-checkbox:checked {
    background-color: #dc3545;
    border-color: #dc3545;
}

.footer-section .footer-checkbox:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.4);
}

/* ========== 8. ПОЛИТИКА КОНФИДЕНЦИАЛЬНОСТИ ========== */
.policy-content section {
    scroll-margin-top: 80px;
}

.policy-content h2 {
    position: relative;
    padding-left: 15px;
}

.policy-content h2:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #dc3545;
    border-radius: 2px;
}

/* ========== 9. НОВОСТИ (скролл) ========== */
.news-scroll {
    scrollbar-width: thin;
    scrollbar-color: #ccc #f0f0f0;
}

.news-scroll::-webkit-scrollbar {
    height: 8px;
}

.news-scroll::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.news-scroll::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

.news-scroll::-webkit-scrollbar-thumb:hover {
    background: #999;
}

.news-card {
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 35px rgba(0,0,0,0.15) !important;
}

.news-card:hover img {
    transform: scale(1.05);
    transition: transform 0.5s ease;
}

.news-card img {
    transition: transform 0.5s ease;
}

/* ========== 10. АДАПТИВНОСТЬ ========== */
@media (max-width: 991px) {
    /* Мобильное меню */
    #mainNavbar {
        background: rgba(18, 22, 28, 0.98) !important;
        backdrop-filter: blur(10px);
    }
    
    .home-page #mainNavbar:not(.navbar-scrolled) {
        background: rgba(18, 22, 28, 0.98) !important;
    }
    
    .navbar-collapse {
        background: transparent;
        margin-top: 1rem;
        border-radius: 16px;
        padding: 0.5rem;
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
    
    .dropdown-mega-menu {
        position: static;
        visibility: visible;
        opacity: 1;
        transform: none;
        pointer-events: all;
        display: none;
        margin-top: 0.5rem;
        box-shadow: none;
        border: 1px solid rgba(255,255,255,0.1);
        background: rgba(0,0,0,0.3);
        min-width: auto;
    }
    
    .dropdown.show-mobile .dropdown-mega-menu {
        display: block;
    }
    
    #fireDropdown .mega-menu-header { background: #dc3545 !important; }
    #promDropdown .mega-menu-header { background: #0d6efd !important; }
    #laborDropdown .mega-menu-header { background: #198754 !important; }
    
    .mega-menu-item {
        color: rgba(255,255,255,0.8);
    }
    
    .mega-menu-item:hover {
        background: rgba(220,53,69,0.2);
        color: white;
    }
    
    .labor-item:hover {
        background: rgba(25, 135, 84, 0.3);
        color: white;
    }
    
    .btn-contact-blue {
        width: 100%;
        margin: 1rem 0;
    }
}

@media (max-width: 768px) {
    .display-5 {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .direction-indicator {
        width: 100%;
        text-align: center;
    }
    
    .news-card {
        width: 300px !important;
    }
}

@media print {
    .btn, .breadcrumb, footer, header, .navbar, .scroll-to-top {
        display: none !important;
    }
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}

/* ========== 11. ВСПОМОГАТЕЛЬНЫЕ КЛАССЫ ========== */
.rounded-4 { border-radius: 16px !important; }
.rounded-5 { border-radius: 20px !important; }

.cursor-pointer { cursor: pointer; }

.transition-all { transition: all 0.3s ease; }

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.scroll-snap-container {
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.horizontal-scroll-container .scroll-btn {
    z-index: 10;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.9);
    color: #333;
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.horizontal-scroll-container .scroll-btn:hover {
    background: white;
    transform: scale(1.1);
}

/* ==========================================
   КРИТИЧЕСКИЙ ФИКС ДЛЯ МОБИЛЬНОГО МЕНЮ
   ========================================== */

/* По умолчанию — мега-меню скрыто на мобилках */
@media (max-width: 991px) {
    .dropdown-mega-menu {
        display: none !important;
        position: static !important;
        visibility: visible !important;
        opacity: 1 !important;
        transform: none !important;
        pointer-events: all !important;
        margin-top: 0.5rem !important;
        box-shadow: none !important;
        border: 1px solid rgba(255,255,255,0.1) !important;
        background: rgba(0,0,0,0.3) !important;
        min-width: auto !important;
        border-radius: 12px !important;
        overflow: hidden !important;
        max-height: 350px !important;
        overflow-y: auto !important;
    }
    
    /* Показываем только когда есть класс show-mobile */
    .dropdown.show-mobile .dropdown-mega-menu {
        display: block !important;
    }
    
    /* Скрываем обычный dropdown на мобилках */
    .dropdown-menu-custom {
        display: none !important;
    }
    
    .dropdown.show-mobile .dropdown-menu-custom {
        display: block !important;
    }
}

/* ==========================================
   СТИЛИ ДЛЯ ГЛАВНОЙ СТРАНИЦЫ (index.php)
   ========================================== */

/* Стили для блока "Наша команда" и карточек услуг */
.service-hover-card {
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    cursor: default;
}

.service-hover-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
}

.service-hover-card .blur-bg {
    pointer-events: none;
}

.service-hover-card .service-link {
    transition: all 0.3s ease;
    padding: 6px 10px;
    border-radius: 8px;
}

.service-hover-card .service-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.services-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.service-hover-card:hover .services-list {
    max-height: 2000px;
}

/* Стили для карточек документов */
.hover-card {
    transition: all 0.3s ease;
    border-radius: 16px !important;
    background: white;
    border-left: 4px solid transparent !important;
}

.hover-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15) !important;
    border-left: 4px solid #dc3545 !important;
}

.hover-card .bg-opacity-10 {
    transition: all 0.3s ease;
}

.hover-card:hover .bg-opacity-10 {
    background-color: #dc3545 !important;
}

.hover-card:hover .bg-opacity-10 i {
    color: white !important;
}

/* Стили для писем (благодарности) */
.letter-card {
    transition: all 0.3s ease;
    cursor: pointer;
    border-radius: 16px;
    overflow: hidden;
}

.letter-card:hover {
    transform: scale(1.03) translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
}

.letter-card .bg-gradient-to-t {
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
}

/* Скролл новостей */
.news-scroll {
    scrollbar-width: thin;
    scrollbar-color: #ccc #f0f0f0;
}

.news-scroll::-webkit-scrollbar {
    height: 8px;
}

.news-scroll::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.news-scroll::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

.news-scroll::-webkit-scrollbar-thumb:hover {
    background: #999;
}

.news-card {
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.15) !important;
}

.news-card:hover img {
    transform: scale(1.05);
    transition: transform 0.5s ease;
}

.news-card img {
    transition: transform 0.5s ease;
}

.news-link {
    transition: all 0.3s ease;
}

.news-link:hover {
    transform: translateX(8px);
}

.nav-arrow {
    transition: all 0.3s ease;
    background: white;
}

.nav-arrow:hover {
    background: currentColor;
    color: white !important;
    transform: scale(1.1);
}

.direction-indicator {
    transition: all 0.3s ease;
}

/* Стили для модального окна писем */
#letterModal .modal-content {
    background: transparent !important;
}

#letterModal .modal-header {
    border-bottom: none !important;
    padding: 1rem 1rem 0 1rem !important;
}

#letterModal .modal-body {
    padding: 0 1rem 1rem 1rem !important;
}

/* Адаптивность для главной страницы */
@media (max-width: 768px) {
    .direction-indicator {
        width: 100%;
        text-align: center;
    }
    
    .news-card {
        width: 300px !important;
    }
    
    .display-5 {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
}

/* Блок с преимуществами (цифры) */
.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    color: #dc3545;
    line-height: 1;
}

.advantage-label {
    font-size: 0.9rem;
    color: #6c757d;
}

/* Стили для секции "Нормативная база" */
.normative-list .list-group-item {
    border-left: 4px solid #dc3545;
    margin-bottom: 8px;
    border-radius: 8px !important;
}

.normative-list .list-group-item:hover {
    background-color: #f8f9fa;
    border-left-color: #0d6efd;
}