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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    scroll-behavior: smooth;
    transition: background-color 0.3s ease, color 0.2s ease;
}

/* ===== ТЕМЫ ===== */
body[data-theme="dark"] {
    --bg-primary: #0A0A0C;
    --bg-secondary: #111113;
    --card-bg: #17171C;
    --border-light: #28282F;
    --accent: #E63946;
    --accent-glow: rgba(230, 57, 70, 0.3);
    --accent-hover: #FF4D5E;
    --text-primary: #F5F5F7;
    --text-secondary: #B0B0B8;
    --cta-bg: #E63946;
    --cta-hover: #FF4D5E;
    --header-bg: rgba(10, 10, 12, 0.85);
    --gradient-bg: radial-gradient(circle at 10% 20%, rgba(230,57,70,0.08) 0%, rgba(10,10,12,0) 80%);
}

body[data-theme="light"] {
    --bg-primary: #FDF9F2;
    --bg-secondary: #FEF7E8;
    --card-bg: #FFFFFF;
    --border-light: #E8DFD0;
    --accent: #C36A2D;
    --accent-glow: rgba(195, 106, 45, 0.2);
    --accent-hover: #D87E3A;
    --text-primary: #2C2418;
    --text-secondary: #6B5A44;
    --cta-bg: #C36A2D;
    --cta-hover: #D87E3A;
    --header-bg: rgba(253, 249, 242, 0.85);
    --gradient-bg: radial-gradient(circle at 10% 20%, rgba(195,106,45,0.05) 0%, rgba(253,249,242,0) 80%);
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    background-image: var(--gradient-bg);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ===== ШАПКА ===== */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--header-bg);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-light);
    padding: 18px 0;
}

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

.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.logo-svg {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
}

.logo-svg svg {
    width: 100%;
    height: 100%;
    display: block;
}

.logo-text {
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(120deg, var(--text-primary), var(--accent));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    font-family: 'Space Grotesk', monospace;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--accent);
    padding: 8px 20px;
    border-radius: 40px;
    font-weight: 600;
    color: var(--text-primary);
    transition: 0.25s;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-outline:hover {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 12px var(--accent-glow);
}

.btn-primary {
    background: var(--cta-bg);
    border: none;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    color: white;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.2s;
    box-shadow: 0 4px 12px var(--accent-glow);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--cta-hover);
    transform: translateY(-2px);
}

/* Переключатель темы (луна/солнце) */
.theme-toggle {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 60px;
    padding: 6px;
    display: flex;
    gap: 6px;
    cursor: pointer;
}

.theme-toggle span {
    padding: 6px 12px;
    border-radius: 40px;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: 0.2s;
}

.theme-toggle .active {
    background: var(--accent);
    color: white;
}

.hamburger {
    display: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-primary);
}

/* ===== МОБИЛЬНОЕ МЕНЮ (ГАМБУРГЕР) ===== */
.mobile-nav {
    display: none;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(12px);
    width: 100%;
    margin-top: 20px;
    border-radius: 28px;
    padding: 24px 20px;
    gap: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.5);
}

.mobile-nav a {
    font-size: 1.2rem;
    padding: 12px 16px;
    border-radius: 60px;
    background: rgba(255, 255, 255, 0.05);
    text-align: center;
    transition: 0.2s;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
}

.mobile-nav a:active {
    background: var(--accent);
    color: white;
}

.mobile-nav .btn-primary {
    margin-top: 8px;
    width: 100%;
    text-align: center;
    background: var(--accent);
    border: none;
}

body[data-theme="light"] .mobile-nav {
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(12px);
}
body[data-theme="light"] .mobile-nav a {
    color: #f0f0f0;
}

/* ===== ГЛАВНАЯ (HERO) ===== */
.hero {
    padding: 100px 0 80px;
}

.hero-grid {
    max-width: 780px;
}

.badge {
    background: var(--accent-glow);
    padding: 6px 16px;
    border-radius: 50px;
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    border: 1px solid rgba(230, 57, 70, 0.3);
    margin-bottom: 24px;
}

h1 {
    font-size: 3.8rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.accent-text {
    color: var(--accent);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 620px;
}

.cta-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* ===== СЕКЦИИ ===== */
section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-light);
}

.section-title {
    font-size: 2.3rem;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}

.section-sub {
    color: var(--text-secondary);
    margin-bottom: 48px;
    max-width: 700px;
    font-size: 1.1rem;
}

/* ===== СЕТКИ УСЛУГ И ПОРТФОЛИО ===== */
.services-grid,
.services-grid-full,
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
}

/* УНИФИКАЦИЯ КАРТОЧЕК - ОДИНАКОВЫЙ РАЗМЕР ДЛЯ ВСЕХ СТРАНИЦ */
.service-card,
.service-card-full,
.portfolio-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 28px;
    padding: 32px 28px;
    transition: all 0.35s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 320px;
}

.service-card:hover,
.service-card-full:hover,
.portfolio-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
}

.service-card p,
.service-card-full p,
.portfolio-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex: 1;
}

.service-card h3,
.service-card-full h3,
.portfolio-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    min-height: 70px;
}

.service-icon,
.portfolio-icon {
    font-size: 2.4rem;
    color: var(--accent);
    margin-bottom: 24px;
}

.detail-btn {
    background: transparent;
    border: none;
    color: var(--accent);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    font-size: 0.95rem;
    transition: gap 0.2s;
    margin-top: auto;
    align-self: flex-start;
}

.detail-btn:hover {
    gap: 10px;
}

/* Стили для карточек услуг на странице services.html */
.service-card-full .btn-outline {
    margin-top: auto;
    align-self: flex-start;
}

/* ===== БЛОК "О НАС" ===== */
.about-grid,
.about-detailed {
    display: flex;
    flex-wrap: wrap;
    gap: 56px;
    align-items: center;
}

.about-text {
    flex: 1.2;
}

.about-stats {
    flex: 0.8;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
}

/* ===== СЛАЙДЕР ТЕХНОЛОГИЙ ===== */
.tech-slider-section {
    width: 100%;
    overflow-x: hidden;
    padding: 40px 0;
    background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 50%);
}

.tech-slider-wrapper {
    width: 100%;
    overflow: hidden;
}

.tech-slider-row {
    width: 100%;
    overflow: hidden;
    padding: 10px 0;
}

.tech-slider-row.reverse .tech-track {
    animation-direction: reverse;
}

.tech-track {
    display: flex;
    gap: 28px;
    animation: techScroll 25s linear infinite;
    width: fit-content;
    will-change: transform;
}

@keyframes techScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.tech-track .tech-item {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-light);
    border-radius: 60px;
    padding: 10px 28px;
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    cursor: default;
    flex-shrink: 0;
}

.tech-track .tech-item i {
    font-size: 1.3rem;
    color: var(--accent);
}

.tech-track .tech-item:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 12px 28px var(--accent-glow);
    z-index: 1000;
}

.tech-caption {
    text-align: center;
    margin-top: 30px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.tech-caption i {
    color: var(--accent);
    margin-right: 8px;
}

/* ===== КОНТАКТЫ ===== */
.contact-detailed {
    display: flex;
    flex-wrap: wrap;
    gap: 56px;
}

.contact-info-box,
.contact-form-large {
    flex: 1;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--border-light);
}

input,
textarea,
.contact-select {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    padding: 14px 20px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    margin-bottom: 20px;
    transition: 0.2s;
}

input:focus,
textarea:focus,
.contact-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.contact-select {
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23b0b0b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right 20px center;
    cursor: pointer;
}

/* ===== ФУТЕР ===== */
footer {
    background: var(--bg-secondary);
    padding: 48px 0 24px;
    border-top: 1px solid var(--border-light);
}

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

.footer-grid a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 8px;
    transition: color 0.2s;
}

.footer-grid a:hover {
    color: var(--accent);
}

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* ===== МОДАЛЬНОЕ ОКНО ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 40px;
    max-width: 550px;
    width: 90%;
    padding: 40px;
    position: relative;
    animation: fadeInModal 0.3s;
}

@keyframes fadeInModal {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
}

/* ===== ДОПОЛНИТЕЛЬНЫЕ БЛОКИ ===== */
.work-time {
    background: var(--card-bg);
    border-radius: 32px;
    margin: 40px 0;
    padding: 40px;
}

.work-time-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.page-header {
    text-align: center;
    padding: 60px 0 40px;
}

.page-header h1 {
    font-size: 3rem;
}

.cta-banner {
    text-align: center;
    background: var(--card-bg);
    border-radius: 48px;
    margin: 40px 0;
    padding: 60px 40px;
}

/* ===== ЧАСТИЦЫ НА ФОНЕ (CANVAS) ===== */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

/* ===== АДАПТИВНОСТЬ (МОБИЛЬНЫЕ УЛУЧШЕНИЯ) ===== */
@media (max-width: 860px) {
    .nav-links {
        display: none;
    }
    .hamburger {
        display: block;
    }
    .container {
        padding: 0 20px;
    }
    .hero {
        padding: 60px 0;
    }
    section {
        padding: 60px 0;
    }
    h1 {
        font-size: 2.4rem;
    }
    .services-grid,
    .services-grid-full,
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .about-grid,
    .about-detailed {
        flex-direction: column;
    }
    .contact-detailed {
        flex-direction: column;
    }
    .tech-track .tech-item {
        padding: 6px 18px;
        font-size: 0.8rem;
    }
    .tech-slider-section {
        margin: 30px 0;
        padding: 20px 0;
    }
    .hero-grid,
    .section-title,
    .section-sub {
        padding-left: 4px;
        padding-right: 4px;
    }
    .service-card,
    .portfolio-card {
        margin: 0 4px;
    }
    .turnkey-banner {
        margin-left: 0;
        margin-right: 0;
        border-radius: 32px;
        padding: 32px 20px;
    }
    /* Адаптация для карточек на мобильных */
    .service-card h3,
    .service-card-full h3,
    .portfolio-card h3 {
        min-height: auto;
        font-size: 1.3rem;
    }
    .service-card,
    .service-card-full,
    .portfolio-card {
        min-height: auto;
        padding: 24px 20px;
    }
    /* Скрываем текст логотипа на мобильных */
    .logo-text {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    h1 {
        font-size: 2rem;
    }
    .cta-group {
        flex-direction: column;
        align-items: stretch;
    }
    .btn-primary,
    .btn-outline {
        text-align: center;
    }
    .page-header h1 {
        font-size: 2rem;
    }
    .modal-content {
        padding: 30px 20px;
    }
}

/* ===== СТИЛИ ДЛЯ СТРАНИЦЫ КОНТАКТОВ (FAQ АККОРДЕОН) ===== */
.contact-layout {
    display: flex;
    flex-wrap: wrap;
    gap: 48px;
    align-items: stretch;
}
.contact-form-block {
    flex: 1.2;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-info-block {
    flex: 0.9;
    min-width: 260px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.info-card {
    background: var(--card-bg);
    border-radius: 32px;
    padding: 28px;
    border: 1px solid var(--border-light);
    transition: 0.2s;
    height: auto;
    margin: 0;
}
.info-card h3 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.info-card p, .info-card li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    line-height: 1.5;
}
.info-card ul {
    list-style: none;
    padding-left: 0;
}
.info-card li {
    margin-bottom: 8px;
}
.info-card i.fa, .info-card i.fab {
    color: var(--accent);
    width: 28px;
}
.faq-accordion {
    margin-top: 8px;
}
.faq-item {
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 4px;
}
.faq-question {
    font-weight: 600;
    padding: 14px 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.2s;
}
.faq-question:hover {
    color: var(--accent);
}
.faq-question i {
    transition: transform 0.2s ease;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}
.faq-answer.show {
    max-height: 200px;
    padding-bottom: 16px;
    transition: max-height 0.3s ease-in;
}
.social-links {
    display: flex;
    gap: 20px;
    margin-top: 12px;
}
.social-links a {
    color: var(--text-secondary);
    font-size: 1.6rem;
    transition: 0.2s;
}
.social-links a:hover {
    color: var(--accent);
}
@media (max-width: 860px) {
    .contact-layout {
        flex-direction: column;
        gap: 24px;
    }
    .contact-form-block, .contact-info-block {
        gap: 24px;
    }
}

/* ===== СМЕНА ЛОГОТИПА ПО ТЕМЕ ===== */
.logo-dark {
    display: block !important;
}

.logo-light {
    display: none !important;
}

body[data-theme="light"] .logo-dark {
    display: none !important;
}

body[data-theme="light"] .logo-light {
    display: block !important;
}

/* Фон для логотипа */
body[data-theme="dark"] .logo-svg {
    background: rgba(255, 255, 255, 0.08);
}

body[data-theme="light"] .logo-svg {
    background: #4A4A4A;
}

.logo-svg svg {
    width: 28px;
    height: 28px;
    display: block;
}
/* Поправка для логотипа */
.logo-svg svg {
    width: 28px !important;
    height: 28px !important;
    display: block;
}
/* Простая кнопка переключения темы без текста */
.theme-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 40px;
    width: 42px;
    height: 42px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: all 0.25s ease;
}

.theme-btn:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: translateY(-1px);
}

.theme-btn i {
    color: var(--accent);
}
/* Подсветка активной страницы в навигации */
.nav-links a {
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a.active {
    color: var(--accent);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100%;
        opacity: 1;
    }
}

/* Для мобильного меню тоже подсветка */
.mobile-nav a.active {
    background: var(--accent);
    color: white;
}
/* Кнопка адаптивного режима (отключение фоновых эффектов) */
.adapt-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 40px;
    width: 42px;
    height: 42px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: all 0.25s ease;
}

.adapt-btn:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: translateY(-1px);
}

.adapt-btn i {
    color: var(--accent);
}

/* Адаптивный режим (отключение фоновых эффектов) */
body.adapt-mode #particles-canvas {
    opacity: 0 !important;
    visibility: hidden !important;
}

body.adapt-mode {
    background-image: none !important;
}

body.adapt-mode .tech-slider-section {
    background: transparent !important;
}

body.adapt-mode .badge {
    border-color: var(--border-light);
}

body.adapt-mode .btn-primary,
body.adapt-mode .btn-outline {
    box-shadow: none !important;
}

body.adapt-mode .service-card:hover,
body.adapt-mode .portfolio-card:hover {
    box-shadow: none !important;
}

body.adapt-mode section {
    border-bottom-color: var(--border-light);
}

body.adapt-mode .tech-track .tech-item:hover {
    box-shadow: none !important;
}

body.adapt-mode .logo-svg {
    box-shadow: none !important;
}
/* Запрещаем горизонтальный скролл на всём сайте */
html, body {
    overflow-x: hidden;
    max-width: 100%;
}

* {
    max-width: 100%;
}