/* Сброс и базы */
body {
    font-family: 'Inter', sans-serif;
    background-color: #ffffff;
    color: #0f172a;
}

/* Стилизация скроллбара */
/* Для WebKit браузеров (Chrome, Safari, Edge) */
::-webkit-scrollbar {
    width: 14px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #D43639;
    border-radius: 7px;
}

::-webkit-scrollbar-thumb:hover {
    background: #b82d30;
}

/* Для Firefox */
* {
    scrollbar-width: auto;
    scrollbar-color: #D43639 #f1f1f1;
}

/* Эффект стекла для шапки */
.glass-nav {
    background: rgba(255, 255, 255, 0);
    transition: all 0.4s ease;
    border-bottom: 1px solid transparent;
    color: white;
}

.glass-nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid #e2e8f0;
    padding-top: 1rem;
    padding-bottom: 1rem;
    color: #1e293b;
}

/* Изменение логотипа при скролле */
.nav-logo {
    height: 3.5rem;
    position: relative;
    display: inline-flex;
    align-items: center;
    min-width: 180px;
}

.nav-logo img {
    height: 3.5rem;
    width: auto;
    max-width: 300px;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.4s ease;
}

.nav-logo-white {
    opacity: 1;
    z-index: 1;
}

.nav-logo-dark {
    opacity: 0;
    z-index: 0;
}

.glass-nav.scrolled .nav-logo-white {
    opacity: 0;
    z-index: 0;
}

.glass-nav.scrolled .nav-logo-dark {
    opacity: 1;
    z-index: 1;
}

.glass-nav.scrolled .nav-links a {
    color: #0A2433;
}

.glass-nav.scrolled .nav-links a:hover {
    color: #0A2433;
}

.glass-nav.scrolled .nav-button {
    border-color: #1e293b;
    color: #1e293b;
}

.glass-nav.scrolled .nav-button:hover {
    background-color: #1e293b;
    color: white;
}

.glass-nav.scrolled .nav-lang {
    border-color: #cbd5e1;
}

.glass-nav.scrolled .nav-lang span {
    color: #0A2433;
}

.glass-nav.scrolled .nav-lang span:last-child {
    color: #0A2433;
}

/* Мобильное меню всегда с темным текстом */
#mobile-menu-btn {
    color: white;
}

.glass-nav.scrolled #mobile-menu-btn {
    color: #1e293b;
}

.mobile-menu {
    background: rgba(255, 255, 255, 0.95) !important;
    border-color: #e2e8f0 !important;
}

.mobile-nav-link {
    color: #475569 !important;
}

.mobile-nav-link:hover {
    color: #1e3a8a !important;
}

.mobile-nav-link.active {
    color: #D43639 !important;
    font-weight: 700 !important;
}

.mobile-nav-button {
    border-color: #1e293b !important;
    color: #1e293b !important;
}

.mobile-nav-button:hover {
    background-color: #1e293b !important;
    color: white !important;
}

/* Видео фон */
.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.video-container video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

/* Видео фон для hero секции */
section video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

/* Затемнение видео на 10% */
.video-darken {
    filter: brightness(0.9);
}

/* Адаптивность видео на мобильных */
@media (max-width: 640px) {
    section video {
        object-position: center;
    }
    
    /* Увеличенный отступ снизу у логотипа на мобильных */
    .nav-logo {
        padding-bottom: 2rem;
        margin-bottom: 1rem;
    }
}

/* Preloader анимации */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(0.98);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.overlay {
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.4), rgba(15, 23, 42, 0.6));
}

/* Тонкие настройки типографики для "немецкого стиля" */
h1, h2, h3 {
    letter-spacing: -0.02em;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background-color: currentColor;
    transition: width 0.3s;
}

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

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

.glass-nav .nav-link {
    color: white;
}

.glass-nav .nav-link:hover {
    color: #E5E8EB;
}

.glass-nav .nav-link::after {
    background-color: #E5E8EB;
}

.glass-nav.scrolled .nav-link::after {
    background-color: #0A2433;
}

/* Активный пункт красный ТОЛЬКО после начала скролла (когда header становится .scrolled) */
.glass-nav.scrolled .nav-links a.nav-link.active {
    color: #D43639;
}

.glass-nav.scrolled .nav-link.active::after {
    background-color: #D43639;
}

/* Уменьшение высоты hero секции на 40% для всех страниц, кроме главной */
section.relative.h-screen:not(.hero-main) {
    height: 60vh !important;
    min-height: 60vh;
}

/* Уменьшение высоты hero секции на 40% для мобильных устройств на всех страницах, кроме главной */
@media (max-width: 640px) {
    section.relative.h-screen:not(.hero-main) {
        height: 50vh !important;
        min-height: 50vh;
    }
    
    /* Сдвиг контента hero вниз чтобы не налазил на хедер */
    section.relative.h-screen:not(.hero-main) > .container {
        padding-top: 5rem !important;
    }
    
    /* Уменьшаем размер заголовков и плашек в hero на мобильных */
    section.relative.h-screen:not(.hero-main) h1 {
        font-size: 2rem !important;
        line-height: 1.2 !important;
        margin-bottom: 0.75rem !important;
    }
    
    section.relative.h-screen:not(.hero-main) h1 + p {
        font-size: 0.9rem !important;
        margin-bottom: 1.5rem !important;
    }
    
    /* Уменьшаем плашку */
    section.relative.h-screen:not(.hero-main) .inline-block.mb-6 {
        margin-bottom: 0.75rem !important;
        padding: 0.375rem 0.75rem !important;
    }
    
    section.relative.h-screen:not(.hero-main) .inline-block.mb-6 span {
        font-size: 0.7rem !important;
    }
    
    /* Уменьшение отступов между блоками на 40% на мобильных (для страниц кроме главной) */
    .subpage-content section {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }
    
    .subpage-content .py-24 {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }
    
    .subpage-content .mb-20 {
        margin-bottom: 2rem !important;
    }
    
    .subpage-content .mb-12 {
        margin-bottom: 1.5rem !important;
    }
}

/* Industries Accordion Styles */
.industries-accordion {
    margin: 0;
    padding: 0;
}

.industry-accordion-item {
    position: relative;
    margin: 0;
    padding: 0;
}

.industry-accordion-header {
    cursor: pointer;
    outline: none;
    user-select: none;
    min-height: 128px;
    transition: min-height 0.3s ease;
    margin: 0;
    padding: 0;
    border: none;
}

.industry-accordion-header:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: -2px;
}

.industry-accordion-header:active {
    opacity: 0.95;
}

.industry-accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.industry-accordion-item.active .industry-accordion-header {
    min-height: 200px;
}

.industry-accordion-item.active .industry-accordion-content {
    max-height: 100px;
}

/* Легкое затемнение (15%) по умолчанию на мобильных аккордеонах */
.industry-accordion-item .accordion-image {
    opacity: 0.85;
    transition: opacity 0.3s ease;
}

.industry-accordion-item .accordion-overlay {
    opacity: 0.15;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3), transparent);
    transition: opacity 0.3s ease;
}

/* Усиленное затемнение при раскрытии */
.industry-accordion-item.active .accordion-image {
    opacity: 0.6;
}

.industry-accordion-item.active .accordion-overlay {
    opacity: 1;
}

/* ===== Hierarchical (linear) Organization Tree (Desktop) ===== */
.org-tree {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5rem 2rem;
    background: linear-gradient(180deg, #fafbfc 0%, #f1f5f9 50%, #ffffff 100%);
    border-radius: 20px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8), 0 20px 40px -20px rgba(10, 36, 51, 0.15);
}

/* Level 0: CEO at top center */
.org-tree-level-0 {
    display: flex;
    justify-content: center;
    width: 100%;
}

.org-tree-node-ceo {
    position: relative;
    text-align: center;
    padding: 2rem 2.5rem;
    background: linear-gradient(145deg, #ffffff 0%, #fef8f8 100%);
    border: 1px solid rgba(212, 54, 57, 0.25);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(212, 54, 57, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    min-width: 220px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.org-tree-node-ceo:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(212, 54, 57, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
}

.org-tree-node-photo {
    position: relative;
    margin-bottom: 1rem;
    display: inline-block;
}

.org-tree-ceo-avatar {
    width: 5rem;
    height: 5rem;
    border-radius: 50%;
    background: linear-gradient(145deg, #e2e8f0 0%, #cbd5e1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.org-tree-ceo-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(100% + 12px);
    height: calc(100% + 12px);
    transform: translate(-50%, -50%);
    border: 2px solid rgba(212, 54, 57, 0.4);
    border-radius: 50%;
    pointer-events: none;
}

.org-tree-ceo-accent {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #D43639, transparent);
    border-radius: 2px;
    margin: 0 auto 1rem;
}

.org-tree-node-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
    letter-spacing: -0.02em;
}

.org-tree-node-desc {
    font-size: 0.8rem;
    margin: 0;
}

/* Vertical line: from CEO down to branch */
.org-tree-vline-main {
    position: relative;
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, #D43639 0%, #D43639 85%, rgba(212, 54, 57, 0.5) 100%);
    flex-shrink: 0;
}

.org-tree-joint {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 14px;
    height: 14px;
    background: #D43639;
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.9), 0 2px 8px rgba(212, 54, 57, 0.4);
}

/* Horizontal branch line (no crossing) */
.org-tree-branch {
    width: 100%;
    max-width: 1020px;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, rgba(212, 54, 57, 0.3) 10%, #D43639 20%, #D43639 80%, rgba(212, 54, 57, 0.3) 90%, transparent 100%);
    flex-shrink: 0;
    border-radius: 2px;
}

/* Level 1: row of departments — одна линия, без переноса */
.org-tree-level-1 {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 0 1rem;
    width: 100%;
    padding-top: 0;
}

.org-tree-dept-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1 0 0;
    min-width: 0;
}

.org-tree-dept-wrap:nth-child(1) .org-tree-node-dept { transition-delay: 0ms; }
.org-tree-dept-wrap:nth-child(2) .org-tree-node-dept { transition-delay: 30ms; }
.org-tree-dept-wrap:nth-child(3) .org-tree-node-dept { transition-delay: 60ms; }
.org-tree-dept-wrap:nth-child(4) .org-tree-node-dept { transition-delay: 90ms; }
.org-tree-dept-wrap:nth-child(5) .org-tree-node-dept { transition-delay: 120ms; }
.org-tree-dept-wrap:nth-child(6) .org-tree-node-dept { transition-delay: 150ms; }

/* Vertical line from branch down to each department */
.org-tree-vline-dept {
    width: 2px;
    height: 28px;
    background: linear-gradient(180deg, #D43639 0%, rgba(212, 54, 57, 0.7) 100%);
    flex-shrink: 0;
    border-radius: 1px;
}

.org-tree-node-dept {
    position: relative;
    text-align: center;
    padding: 1.25rem 0.875rem;
    background: white;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
    width: 100%;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    overflow: hidden;
}

.org-tree-node-dept::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: #D43639;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.25s ease;
}

.org-tree-node-dept:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 54, 57, 0.35);
    box-shadow: 0 12px 28px rgba(212, 54, 57, 0.1), 0 4px 12px rgba(0, 0, 0, 0.06);
}

.org-tree-node-dept:hover::before {
    transform: scaleX(1);
}

.org-tree-dept-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 0.6rem;
    background: linear-gradient(145deg, rgba(212, 54, 57, 0.08) 0%, rgba(212, 54, 57, 0.14) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #D43639;
    transition: all 0.25s ease;
}

.org-tree-node-dept:hover .org-tree-dept-icon {
    background: linear-gradient(145deg, #D43639 0%, #b82d30 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(212, 54, 57, 0.35);
}

.org-tree-dept-title {
    font-size: 0.9rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
    letter-spacing: -0.01em;
}

.org-tree-dept-desc {
    font-size: 0.7rem;
    margin: 0;
    color: #566875;
    line-height: 1.35;
}