/* ENGINE 21 – NEURAL NEXUS – ULTIMATE EXPERIENCE */
:root {
    --bg: #0a0a0f;
    --bg-secondary: #14141f;
    --text: #e0e0ff;
    --text-light: #ffffff;
    --accent: #6d5dfc;
    --accent-dim: #4a3f9e;
    --accent-gradient: linear-gradient(135deg, #6d5dfc, #b56dfc, #ff6dfc);
    --muted: #8f8fbf;
    --border: rgba(255,255,255,0.1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 32px;
    --shadow-sm: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 24px rgba(109,93,252,0.3);
    --shadow-lg: 0 16px 48px rgba(109,93,252,0.5);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --font-sans: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', monospace;
    --cursor-default: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="%236d5dfc"><circle cx="12" cy="12" r="10" /></svg>') 12 12, auto;
    --cursor-pointer: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="%23b56dfc"><circle cx="12" cy="12" r="12" /></svg>') 12 12, pointer;
}
body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.7;
    cursor: var(--cursor-default);
    overflow-x: hidden;
}
a, button, .btn, .nav-link, .card, .team-member, .pricing-card, .gallery-item, .timeline-dot, .faq-question, .filter-radio, .slide-radio, .chat-toggle {
    cursor: var(--cursor-pointer);
}
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== КАСТОМНЫЙ КУРСОР ===== */
.cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s, background 0.2s;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}
.cursor-dot {
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.05s;
    transform: translate(-50%, -50%);
}
.cursor.active {
    transform: translate(-50%, -50%) scale(1.5);
    background: rgba(109,93,252,0.2);
    border-color: var(--accent-dim);
}

/* ===== ШАПКА – НЕЙРОННАЯ СЕТЬ ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10,10,15,0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    padding: 1rem 0;
}
.site-header.scrolled {
    background: rgba(10,10,15,0.95);
    box-shadow: var(--shadow-md);
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: hueShift 10s infinite;
}
@keyframes hueShift {
    0%,100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(30deg); }
}
.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%,100% { box-shadow: 0 0 0 0 var(--accent); }
    50% { box-shadow: 0 0 20px 5px var(--accent); }
}
.logo-svg {
    width: 50px;
    height: 50px;
    filter: drop-shadow(0 0 10px var(--accent));
}
.brand-name {
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.site-nav {
    display: flex !important;
    gap: 2rem !important;
    align-items: center !important;
    flex-wrap: wrap;
}
.site-nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}
.site-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width 0.3s;
}
.site-nav a:hover::after,
.site-nav a.active::after {
    width: 100%;
}
.site-nav a:hover,
.site-nav a.active {
    color: var(--text-light);
    text-shadow: 0 0 10px var(--accent);
}
.hamburger {
    display: none;
    width: 40px;
    height: 40px;
    position: relative;
    cursor: pointer;
    z-index: 1100;
}
.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--accent);
    margin: 8px 0;
    transition: var(--transition);
    box-shadow: 0 0 8px var(--accent);
}
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}
.drawer {
    position: fixed;
    top: 0;
    right: -400px;
    width: 350px;
    height: 100vh;
    background: rgba(20,20,31,0.98);
    backdrop-filter: blur(12px);
    padding: 3rem 2rem;
    transition: right 0.4s ease;
    z-index: 1099;
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
    overflow-y: auto;
    border-left: 1px solid var(--border);
}
.drawer.open {
    right: 0;
}
.drawer a {
    display: block;
    color: var(--text);
    text-decoration: none;
    font-size: 1.4rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.8rem;
    transition: var(--transition);
}
.drawer a:hover {
    color: var(--accent);
    transform: translateX(-5px);
}
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1098;
    display: none;
}
.overlay.active {
    display: block;
}
@media (max-width: 768px) {
    .site-nav {
        display: none !important;
    }
    .hamburger {
        display: block;
    }
    .brand-name {
        font-size: 1.4rem;
    }
    .logo-img, .logo-svg {
        width: 40px;
        height: 40px;
    }
}

/* ===== ОСНОВНОЙ КОНТЕЙНЕР ===== */
main {
    padding-top: 90px;
}

/* ===== ГЕРОЙ С 3D-СЦЕНОЙ ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    color: var(--text-light);
}
.hero-text {
    transform-style: preserve-3d;
    perspective: 1000px;
}
.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px var(--accent));
    animation: glitch 5s infinite;
}
@keyframes glitch {
    2%,64% { transform: skew(0deg, 0deg); opacity: 1; }
    4%,60% { transform: skew(2deg, 0.5deg); opacity: 0.8; text-shadow: -2px 0 red, 2px 0 blue; }
    62% { transform: skew(0deg, 0deg); text-shadow: none; }
}
.hero-subtitle {
    font-size: 1.3rem;
    color: var(--muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    backdrop-filter: blur(5px);
}
.hero-3d-placeholder {
    height: 400px;
    background: transparent;
}

/* ===== КНОПКИ – 6 СТИЛЕЙ ===== */
.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    border-radius: 50px;
}
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
    z-index: -1;
}
.btn:hover::before {
    width: 300px;
    height: 300px;
}
.btn-style-1 {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}
.btn-style-1:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}
.btn-style-2 {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}
.btn-style-2:hover {
    background: var(--accent);
    color: white;
}
.btn-style-3 {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(5px);
    color: var(--text-light);
    border: 1px solid var(--border);
}
.btn-style-3:hover {
    background: rgba(255,255,255,0.2);
}
.btn-style-4 {
    background: var(--bg-secondary);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
}
.btn-style-4:hover {
    background: var(--accent);
    color: white;
}
.btn-style-5 {
    background: var(--accent);
    color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px var(--accent);
}
.btn-style-5:hover {
    transform: scale(1.05);
}
.btn-style-6 {
    background: linear-gradient(145deg, var(--accent), var(--accent-dim));
    color: white;
    border-radius: 0;
    clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
}
.btn-style-6:hover {
    transform: translateX(5px);
}

/* ===== КАРТОЧКИ – НЕЙРОМОРФНЫЕ ===== */
.card {
    background: rgba(20,20,31,0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    color: var(--text);
    box-shadow: var(--shadow-sm);
}
.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

/* ===== HOVER-ЭФФЕКТЫ ===== */
.hover-glow:hover {
    box-shadow: 0 0 30px var(--accent);
}
.hover-scale:hover {
    transform: scale(1.05);
}
.hover-border:hover {
    border-color: var(--accent);
    border-width: 2px;
}

/* ===== СЕТКИ ===== */
.services-grid, .team-grid, .reviews-grid, .gallery-grid, .values-grid, .process-grid, .pricing-grid, .blog-grid, .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}
@media (max-width: 480px) {
    .services-grid, .team-grid, .reviews-grid, .gallery-grid, .values-grid, .process-grid, .pricing-grid, .blog-grid, .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== УСЛУГИ – С ИКОНКАМИ И АНИМАЦИЕЙ ===== */
.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
    animation: float 3s ease-in-out infinite;
}
@keyframes float {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.service-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* ===== КОМАНДА – С ЭФФЕКТОМ ГОЛОГРАММЫ ===== */
.team-member {
    text-align: center;
    position: relative;
    overflow: hidden;
}
.team-member::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}
.team-member:hover::before {
    opacity: 0.2;
}
.team-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
    margin: 0 auto 1rem;
    transition: var(--transition);
}
.team-member:hover img {
    transform: scale(1.1) rotate(5deg);
}
.team-member h3 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}
.team-member .role {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1rem;
}
.team-member .bio {
    color: var(--muted);
    font-size: 0.95rem;
}
.team-member .social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}
.team-member .social a {
    color: var(--muted);
    transition: var(--transition);
}
.team-member .social a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

/* ===== ОТЗЫВЫ – СЛАЙДЕР ===== */
.reviews-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.reviews-slider input {
    display: none;
}
.review-slide {
    display: none;
    opacity: 0;
    transition: opacity 0.5s;
}
#rev1:checked ~ .slides .slide1,
#rev2:checked ~ .slides .slide2,
#rev3:checked ~ .slides .slide3 {
    display: block;
    opacity: 1;
}
.review-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.review-nav label {
    width: 15px;
    height: 15px;
    background: var(--border);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}
.review-nav label:hover {
    background: var(--accent);
}
#rev1:checked ~ .review-nav label[for="rev1"],
#rev2:checked ~ .review-nav label[for="rev2"],
#rev3:checked ~ .review-nav label[for="rev3"] {
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
}
.review-card {
    background: rgba(20,20,31,0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
}
.review-card .quote {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-light);
}
.review-card .author {
    color: var(--accent);
    font-weight: 600;
}
.review-card .rating {
    color: #ffc107;
    margin-top: 1rem;
}

/* ===== FAQ – АККОРДЕОН ===== */
.faq-item {
    margin-bottom: 1rem;
}
.faq-question {
    width: 100%;
    text-align: left;
    background: rgba(20,20,31,0.7);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border);
    padding: 1.2rem 2rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    border-radius: var(--radius-md);
}
.faq-question::after {
    content: '+';
    position: absolute;
    right: 2rem;
    font-size: 1.5rem;
    transition: transform 0.3s;
}
.faq-item[open] .faq-question::after {
    transform: rotate(45deg);
}
.faq-answer {
    padding: 1.5rem 2rem;
    background: rgba(10,10,15,0.5);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    color: var(--muted);
}

/* ===== ГАЛЕРЕЯ С ФИЛЬТРАМИ ===== */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.gallery-filters input {
    display: none;
}
.gallery-filters label {
    padding: 0.5rem 1.5rem;
    background: rgba(20,20,31,0.7);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
}
.gallery-filters label:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
#filter-all:checked ~ .filters label[for="filter-all"],
#filter-web:checked ~ .filters label[for="filter-web"],
#filter-mobile:checked ~ .filters label[for="filter-mobile"],
#filter-design:checked ~ .filters label[for="filter-design"] {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.gallery-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}
.gallery-item {
    display: block;
    position: relative;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
#filter-web:checked ~ .gallery-items .gallery-item:not(.filter-web),
#filter-mobile:checked ~ .gallery-items .gallery-item:not(.filter-mobile),
#filter-design:checked ~ .gallery-items .gallery-item:not(.filter-design) {
    display: none;
}
.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}
.gallery-item:hover img {
    transform: scale(1.1);
}
.gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}
.gallery-item:hover .overlay {
    transform: translateY(0);
}

/* ===== СТАТИСТИКА – АНИМИРОВАННАЯ ===== */
.stats-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    gap: 2rem;
    text-align: center;
}
.stat-item {
    flex: 1 1 200px;
}
.stat-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    font-family: var(--font-mono);
}
.stat-label {
    color: var(--muted);
    text-transform: uppercase;
}

/* ===== ФОРМА – С ИИ-ПОДСКАЗКАМИ ===== */
.form-group {
    margin-bottom: 2rem;
    position: relative;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-weight: 500;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-family: inherit;
    transition: var(--transition);
    box-sizing: border-box;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(109,93,252,0.2);
    background: rgba(255,255,255,0.1);
}
.error-message {
    color: #ff6b6b;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}
input:invalid:not(:placeholder-shown) + .error-message,
textarea:invalid:not(:placeholder-shown) + .error-message {
    display: block;
}
.suggestion-box {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.5rem 0;
    z-index: 10;
    display: none;
}
.suggestion-box.show {
    display: block;
}
.suggestion-item {
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: var(--transition);
}
.suggestion-item:hover {
    background: var(--accent);
    color: white;
}

/* ===== ЧАТ-БОТ ===== */
.chat-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 98;
    transition: var(--transition);
    animation: pulse 2s infinite;
}
.chat-toggle:hover {
    transform: scale(1.1);
}
.chat-window {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 350px;
    height: 450px;
    background: rgba(20,20,31,0.98);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 99;
    transform: scale(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease;
}
.chat-window.open {
    transform: scale(1);
}
.chat-header {
    padding: 1rem;
    background: var(--accent);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.chat-header h3 {
    margin: 0;
    font-size: 1.2rem;
}
.chat-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}
.chat-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.message {
    max-width: 80%;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    word-wrap: break-word;
}
.message.bot {
    align-self: flex-start;
    background: rgba(255,255,255,0.1);
    color: var(--text);
}
.message.user {
    align-self: flex-end;
    background: var(--accent);
    color: white;
}
.chat-input-area {
    display: flex;
    padding: 0.5rem;
    border-top: 1px solid var(--border);
}
.chat-input-area input {
    flex: 1;
    padding: 0.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
}
.chat-input-area button {
    margin-left: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
}

/* ===== ФУТЕР ===== */
.site-footer {
    margin-top: 6rem;
    padding: 4rem 0;
    background: rgba(10,10,15,0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
}
.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}
.footer-nav {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-nav a {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}
.footer-nav a:hover {
    color: var(--accent);
}
.footer-legal {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}
.footer-legal a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}
.footer-legal a:hover {
    color: var(--accent);
}
.copyright {
    color: var(--muted);
    font-size: 0.95rem;
}
.social-links {
    display: flex;
    gap: 1.5rem;
}
.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: var(--transition);
    text-decoration: none;
}
.social-icon:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-3px);
}
/* Варианты футера */
body.footer-style-1 .site-footer { text-align: center; }
body.footer-style-2 .footer-inner { flex-direction: row; justify-content: space-between; align-items: center; flex-wrap: wrap; }
body.footer-style-3 .footer-inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; align-items: start; }
body.footer-style-4 .site-footer { background: var(--bg-secondary); backdrop-filter: none; }
body.footer-style-5 .site-footer { position: relative; overflow: hidden; }
body.footer-style-5 .site-footer::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: repeating-linear-gradient(45deg, var(--accent) 0px, var(--accent) 10px, transparent 10px, transparent 20px); opacity: 0.1; animation: move 20s linear infinite; }
@keyframes move {
    from { transform: translate(0, 0); }
    to { transform: translate(10%, 10%); }
}

/* ===== КНОПКА "НАВЕРХ" ===== */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 97;
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}
.scroll-top:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ===== ПЕРЕКЛЮЧАТЕЛЬ ТЕМЫ ===== */
.theme-toggle {
    display: inline-block;
    width: 50px;
    height: 26px;
    background: var(--border);
    border-radius: 30px;
    position: relative;
    cursor: pointer;
    margin-left: 1rem;
}
.theme-toggle::after {
    content: '';
    width: 22px;
    height: 22px;
    background: var(--accent);
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: left 0.3s;
}
body.light-theme .theme-toggle::after {
    left: 26px;
}
body.light-theme {
    --bg: #f0f0f5;
    --bg-secondary: #e0e0f0;
    --text: #1a1a2a;
    --text-light: #0a0a1a;
    --border: rgba(0,0,0,0.1);
}

/* ===== АНИМАЦИИ ПОЯВЛЕНИЯ ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.zoom-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.zoom-in.visible {
    opacity: 1;
    transform: scale(1);
}
.flip-in {
    opacity: 0;
    transform: rotateY(90deg);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.flip-in.visible {
    opacity: 1;
    transform: rotateY(0);
}

/* ===== PWA ===== */
@media (display-mode: standalone) {
    body { padding-top: env(safe-area-inset-top); }
}

        :root {
            --bg: #0f0f0a;
            --bg-secondary: #1f1f14;
            --text: #fff8e0;
            --text-light: #ffffff;
            --accent: #ffd16d;
            --accent-dim: #cca34a;
            --muted: #bfb08f;
            --border: rgba(255,255,255,0.1);
        }
        .zoom-in {
            opacity: 0;
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .zoom-in.visible {
            opacity: 1;
        }