/* Основные стили и сброс */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-white: #FFFFFF;
    --primary-black: #111111;
    --uranium-green: #A8FF35;
    --purple: #B000FF;
    --purple-light: #9B59B6;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: rgba(168, 255, 53, 0.2);
    --citrine: #FFDB58; /* Цитрониевый (янтарный) */
    --sapphire: #0F52BA; /* Сапфировый */
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

body {
    font-family: 'Inter', 'Manrope', 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    font-weight: 400;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    color: var(--primary-black);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    /* Оптимизация рендеринга */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Glass Morphism базовый стиль */
.glass-morphism {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px var(--glass-shadow);
    border-radius: 20px;
}

/* Урановое стекло (основной) */
.glass-uranium {
    background: rgba(168, 255, 53, 0.15);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(168, 255, 53, 0.4);
    box-shadow: 
        0 0 20px rgba(168, 255, 53, 0.3),
        inset 0 0 20px rgba(168, 255, 53, 0.1);
}

/* Сапфировое стекло (тёмное) */
.glass-sapphire {
    background: rgba(15, 82, 186, 0.15);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(15, 82, 186, 0.4);
    box-shadow: 
        0 0 20px rgba(15, 82, 186, 0.3),
        inset 0 0 20px rgba(15, 82, 186, 0.1);
}

/* Цитрониевое стекло (тёплое) */
.glass-citrine {
    background: rgba(255, 219, 88, 0.15);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 219, 88, 0.4);
    box-shadow: 
        0 0 20px rgba(255, 219, 88, 0.3),
        inset 0 0 20px rgba(255, 219, 88, 0.1);
}

/* Liquid Glass эффект */
.liquid-glass {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.liquid-glass::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(168, 255, 53, 0.1), transparent);
    transform: skew(0deg);
    transition: all 0.3s ease;
    opacity: 0;
}

.liquid-glass:hover::before {
    opacity: 1;
    transform: skew(10deg);
}

.liquid-glass-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1);
}

.liquid-glass-hover:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--glass-shadow), 0 0 60px var(--uranium-green);
}

/* Курсорный кружок */
.cursor-glow {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 255, 53, 0.3) 0%, transparent 70%);
    position: fixed;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9999;
    transition: all 0.2s ease;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: 1px solid rgba(168, 255, 53, 0.2);
    filter: hue-rotate(0deg);
}

.cursor-glow.hover {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(176, 0, 255, 0.3) 0%, transparent 70%);
    filter: hue-rotate(90deg);
}

.cursor-glow.active {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

/* Header */
.header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    z-index: 100;
    padding: 15px 30px;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-black);
    text-decoration: none;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--uranium-green);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.logo:hover::after {
    transform: scaleX(1);
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--primary-black);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--uranium-green);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    padding: 15px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown-parent:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: block;
    color: var(--primary-black);
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.dropdown-link:hover {
    background: rgba(168, 255, 53, 0.1);
    transform: translateX(5px);
}

.burger-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.burger-menu span {
    width: 25px;
    height: 3px;
    background: var(--primary-black);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-nav {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: calc(100vh - 100px);
    flex-direction: column;
    padding: 30px;
    transition: right 0.3s ease;
    z-index: 99;
    display: flex;
}

.mobile-nav.active {
    right: 20px;
}

.mobile-nav-link {
    color: var(--primary-black);
    text-decoration: none;
    padding: 15px 0;
    font-size: 18px;
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.2s ease;
}

.mobile-nav-link:hover {
    color: var(--uranium-green);
    transform: translateX(5px);
}

/* Кнопки */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 14px;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--uranium-green);
    color: var(--primary-black);
    box-shadow: 0 4px 15px rgba(168, 255, 53, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 30px rgba(168, 255, 53, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-black);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    box-shadow: 0 0 20px var(--glass-shadow);
    transform: scale(1.05);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 100px;
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    min-height: 60px;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 15px;
    color: var(--primary-black);
}

/* Эффект размытия текста при скролле */
.blur-text {
    opacity: 0.3;
    filter: blur(2px);
    transition: all 0.8s ease;
}

.blur-text.visible {
    opacity: 1;
    filter: blur(0);
}

/* Наши цифры */
.numbers {
    padding: 60px 20px;
    margin: 60px 0;
}

.numbers-container {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.number-block {
    text-align: center;
    padding: 30px 40px;
    cursor: default;
}

.number {
    font-size: 48px;
    font-weight: 800;
    color: var(--uranium-green);
    margin-bottom: 10px;
}

.number-label {
    font-size: 14px;
    color: var(--primary-black);
}

.number-divider {
    width: 1px;
    height: 60px;
    background: var(--glass-border);
    margin: 0 20px;
}

/* Бегущие строки */
.marquee-container {
    padding: 20px 0;
    margin: 40px 0;
    transform-style: preserve-3d;
}

.marquee, .cases-marquee {
    overflow: hidden;
    white-space: nowrap;
    padding: 15px 0;
    transform-style: preserve-3d;
}

.marquee-content, .cases-marquee-content {
    display: inline-flex;
    animation: marqueeMove 40s linear infinite;
    transform-style: preserve-3d;
    backface-visibility: hidden;
    perspective: 1000px;
}

@keyframes marqueeMove {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50.5%, 0, 0); }
}

.marquee-item {
    display: inline-block;
    padding: 10px 30px;
    font-size: 16px;
    font-weight: 600;
    color: var(--purple);
    margin: 0 5px;
}

/* Услуги */
.services {
    padding: 80px 20px;
}

.services-content {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    text-decoration: none;
    color: inherit;
    padding: 40px 30px;
    text-align: center;
    display: block;
    cursor: pointer;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.service-card:nth-child(1) { background: rgba(168, 255, 53, 0.1); }
.service-card:nth-child(2) { background: rgba(176, 0, 255, 0.08); }
.service-card:nth-child(3) { background: rgba(15, 82, 186, 0.08); }
.service-card:nth-child(4) { background: rgba(255, 219, 88, 0.08); }

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.1));
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.service-card p {
    font-size: 14px;
    opacity: 0.8;
    position: relative;
    z-index: 2;
}

/* Наш подход */
.approach {
    padding: 80px 20px;
}

.approach-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.step {
    padding: 30px;
    text-align: center;
}

.step-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--uranium-green);
    margin-bottom: 15px;
}

.step-text {
    font-size: 14px;
}

/* Кейсы - бегущие строки */
.case-card {
    display: block;
    width: 280px;
    height: 200px;
    margin: 0 10px;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
    text-decoration: none;
    color: inherit;
}

.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    padding: 15px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.case-card:hover .case-overlay {
    transform: translateY(0);
}

@keyframes marqueeCasesRight {
    0% { transform: translateX(calc(-50% - 10px)); }
    100% { transform: translateX(0); }
}

#cases-marquee-1 .cases-marquee-content {
    animation-name: marqueeCasesRight;
    animation-direction: normal;
}

#cases-marquee-2 .cases-marquee-content {
    animation-name: marqueeMove;
    animation-direction: normal;
    animation-duration: 25s;
}

/* Философия */
.philosophy {
    padding: 80px 20px;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.philosophy-item {
    padding: 30px;
}

.philosophy-item h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--purple);
}

/* Футер */
.footer {
    padding: 40px 20px;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-nav {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--primary-black);
    text-decoration: none;
    font-size: 14px;
}

.footer-link:hover {
    color: var(--uranium-green);
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-contact {
    color: var(--primary-black);
    text-decoration: none;
    font-size: 14px;
}

.footer-contact:hover {
    color: var(--uranium-green);
}

/* Модальное окно */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

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

.modal {
    position: relative;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(168, 255, 53, 0.3);
    box-shadow: 
        0 20px 60px rgba(168, 255, 53, 0.2),
        inset 0 0 30px rgba(168, 255, 53, 0.1);
    border-radius: 24px;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(168, 255, 53, 0.1);
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-black);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--uranium-green);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 28px;
    margin-bottom: 25px;
    text-align: center;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-input, .form-select, .form-textarea {
    padding: 12px 15px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.5);
    font-family: inherit;
    font-size: 14px;
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-file-label {
    padding: 12px 15px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    text-align: center;
}

.form-file {
    display: none;
}

.modal-info {
    font-size: 12px;
    opacity: 0.7;
    margin: 10px 0;
}

/* Страницы */
.about-preview, .glass-section {
    padding: 60px 20px;
    margin: 40px 0;
}

.about-content, .philosophy-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    font-size: 16px;
    line-height: 1.6;
    margin: 20px 0;
}

/* Выделение текста фиолетовым */
::selection {
    background: var(--purple);
    color: var(--primary-white);
}

/* Таблица цен */
.price-table {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-collapse: collapse;
    overflow: hidden;
}

.price-table th,
.price-table td {
    padding: 20px 15px;
    text-align: center;
    border: 1px solid var(--glass-border);
}

.price-table th {
    background: rgba(168, 255, 53, 0.1);
    font-weight: 600;
}

.price-table tr:hover {
    background: rgba(168, 255, 53, 0.05);
}

/* Фильтры кейсов */
.case-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 14px;
}

.filter-btn.active {
    background: var(--uranium-green);
}

/* Сетка кейсов */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.case-card-grid {
    display: block;
    border-radius: 15px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    position: relative;
}

.case-card-grid img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-grid-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.case-card-grid:hover .case-grid-overlay {
    transform: translateY(0);
}

/* Маленькие карточки кейсов */
.case-card-small {
    display: block;
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    position: relative;
}

.case-card-small img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.case-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    padding: 15px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.case-card-small:hover .case-info {
    transform: translateY(0);
}

/* Галерея */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.gallery-item {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
}

/* Контакты */
.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.contact-item {
    text-align: center;
    padding: 30px 20px;
}

.contact-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.contact-item h3 {
    margin-bottom: 10px;
}

/* Карта */
.map-container {
    padding: 10px;
    max-width: 800px;
    margin: 0 auto;
}

/* Мета-информация о кейсе */
.case-meta {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.case-tag {
    padding: 8px 16px;
    font-size: 12px;
    border-radius: 20px;
}

/* Список преимуществ */
.features-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.features-list li {
    padding: 12px 20px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.3);
}

/* Теги технологий */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

.tech-tag {
    padding: 8px 16px;
    font-size: 12px;
    border-radius: 20px;
}

/* Галерея команды */
.team-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.team-member {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    height: 200px;
}

.team-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    padding: 15px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.team-member:hover .team-overlay {
    transform: translateY(0);
}

/* Адаптивность */
.cases-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

@media (max-width: 768px) {
    .header {
        padding: 10px 20px;
        width: 95%;
    }
    
    .nav {
        display: none;
    }
    
    .burger-menu {
        display: flex;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .numbers-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .number-divider {
        width: 60%;
        height: 1px;
        margin: 10px 0;
    }
    
    .case-card {
        width: 220px;
        height: 150px;
    }
    
    .services-grid, .approach-steps, .philosophy-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .hero-title {
        font-size: 42px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}