/* =============================================
   CSS ПЕРЕМЕННЫЕ И БАЗОВЫЕ СТИЛИ
   ============================================= */
:root {
    /* Цветовая схема для темной темы */
    --primary: #7cfc00;
    --primary-dark: #6ce000;
    --primary-light: #9cff33;
    --dark: #0a0a0a;
    --dark-light: #1a1a1a;
    --light: #ffffff;
    --gray: #888888;
    --gray-light: #cccccc;
    --error: #ff4444;
    --success: #00ff00;
    --warning: #ffaa00;
    
    /* Тени и эффекты */
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-light: 0 5px 15px rgba(0, 0, 0, 0.2);
    --glow: 0 0 20px rgba(124, 252, 0, 0.3);
    
    /* Анимации */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Размеры */
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --container-max-width: 1200px;
}

[data-theme="light"] {
    --dark: #ffffff;
    --dark-light: #f8f9fa;
    --light: #0a0a0a;
    --gray: #666666;
    --gray-light: #333333;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-light: 0 5px 15px rgba(0, 0, 0, 0.05);
    --glow: 0 0 20px rgba(124, 252, 0, 0.2);
}

/* =============================================
   КАСТОМНЫЙ КУРСОР
   ============================================= */
.custom-cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transition: transform 0.2s ease, width 0.2s ease, height 0.2s ease;
    transform: translate(-50%, -50%);
}

.custom-cursor.hover {
    transform: translate(-50%, -50%) scale(1.5);
    background: var(--primary-light);
}

.custom-cursor.click {
    transform: translate(-50%, -50%) scale(0.8);
}
@media (max-width: 768px), (hover: none) {
    .custom-cursor {
        display: none !important;
    }
}

/* =============================================
   СТИЛИ ДЛЯ АДМИНКИ В РАЗНЫХ ВЕРСИЯХ
   ============================================= */

/* Кнопка админки для десктопа (в навигации) */
.admin-desktop {
    display: block;
}

/* Кнопка админки для мобильных (в хедере) */
.admin-mobile {
    display: none;
    width: 40px;
    height: 40px;
    background: rgba(124, 252, 0, 0.1);
    border: 1px solid rgba(124, 252, 0, 0.3);
    border-radius: var(--border-radius-sm);
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.admin-mobile:hover {
    background: rgba(124, 252, 0, 0.2);
    color: var(--light);
}

/* Скрываем админку в мобильном меню */
@media (max-width: 768px) {
    /* Скрываем админку в основном меню на мобильных */
    .admin-desktop {
        display: none !important;
    }
    
    /* Показываем иконку админки в хедере на мобильных */
    .admin-mobile {
        display: flex;
    }
}

/* =============================================
   ПЕРЕКЛЮЧАТЕЛЬ ЯЗЫКА
   ============================================= */
.language-switcher {
    position: fixed;
    top: 100px;
    right: 30px;
    z-index: 1000;
    background: var(--dark-light);
    border-radius: 25px;
    padding: 5px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 5px;
    border: 1px solid rgba(124, 252, 0, 0.2);
    backdrop-filter: blur(10px);
}

.lang-btn {
    background: transparent;
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray);
    font-size: 12px;
    font-weight: 500;
    min-width: 40px;
}

.lang-btn.active {
    background: var(--primary);
    color: var(--dark);
}

.lang-btn:hover:not(.active) {
    background: rgba(124, 252, 0, 0.1);
    color: var(--light);
}

/* =============================================
   PWA УСТАНОВКА
   ============================================= */
.pwa-install-btn {
    position: fixed;
    bottom: 170px;
    right: 30px;
    background: var(--primary);
    color: var(--dark);
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
    font-size: 14px;
}

.pwa-install-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow);
    background: var(--primary-dark);
}

/* =============================================
   ИНДИКАТОР СЕТИ
   ============================================= */
.network-status {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--dark-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    z-index: 1000;
    box-shadow: var(--shadow);
    display: none;
    border: 1px solid rgba(124, 252, 0, 0.2);
    backdrop-filter: blur(10px);
}

.network-status.online {
    background: var(--success);
    color: var(--dark);
    display: block;
}

.network-status.offline {
    background: var(--error);
    color: var(--light);
    display: block;
}

/* =============================================
   БАЗОВЫЕ СТИЛИ
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none !important;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition-slow);
}

/* Восстанавливаем курсор для элементов ввода */
input, textarea, button, select, a {
    cursor: auto !important;
}

/* =============================================
   ТИПОГРАФИЯ
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--light);
}

h1 {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-light);
}

/* =============================================
   КОНТЕЙНЕР
   ============================================= */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================
   КНОПКИ
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    border: 2px solid transparent;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--glow);
    color: var(--dark);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--dark);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* =============================================
   ЗАГОЛОВКИ СЕКЦИЙ
   ============================================= */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.section-title p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* =============================================
   ШАПКА
   ============================================= */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(124, 252, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

[data-theme="light"] header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(124, 252, 0, 0.2);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--light);
}

.logo span {
    color: var(--primary);
}

/* Навигация */
nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    color: var(--gray);
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

nav a:hover,
nav a.active {
    color: var(--light);
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

.admin-link {
    background: rgba(124, 252, 0, 0.1);
    padding: 8px 15px !important;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(124, 252, 0, 0.3);
}

.admin-link:hover {
    background: rgba(124, 252, 0, 0.2);
}

/* Действия в шапке */
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-toggle,
.mobile-menu-btn {
    background: none;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover,
.mobile-menu-btn:hover {
    background: var(--primary);
    color: var(--dark);
}

.mobile-menu-btn {
    display: none;
}

/* =============================================
   ГЛАВНЫЙ ЭКРАН
   ============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: var(--gray-light);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 1s ease 0.4s both;
}

.floating-btn {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.glow-effect:hover {
    box-shadow: var(--glow);
}

.hero-image {
    font-size: 8rem;
    color: var(--primary);
    opacity: 0.1;
    animation: pulse 2s ease-in-out infinite alternate;
}

/* =============================================
   ОБО МНЕ
   ============================================= */
.about {
    padding: 100px 0;
    background: var(--dark-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 20px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
}

.counter {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 5px;
}

.stat-item span {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Навыки */
.about-skills {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-item {
    margin-bottom: 15px;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.skill-header span {
    color: var(--light);
    font-weight: 600;
}

.skill-bar {
    height: 8px;
    background: rgba(124, 252, 0, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease-in-out;
}

/* =============================================
   УСЛУГИ
   ============================================= */
.services {
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--dark-light);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(124, 252, 0, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(124, 252, 0, 0.1), transparent);
    transition: var(--transition-slow);
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
}

/* =============================================
   ПОРТФОЛИО
   ============================================= */
.portfolio {
    padding: 100px 0;
    background: var(--dark-light);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary);
    color: var(--dark);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

.portfolio-card {
    background: var(--dark);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(124, 252, 0, 0.1);
    transition: var(--transition);
    position: relative;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.portfolio-img {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-img img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

[data-theme="light"] .portfolio-overlay {
    background: rgba(255, 255, 255, 0.9);
}

.portfolio-card:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-links {
    display: flex;
    gap: 15px;
}

.portfolio-link {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.portfolio-link:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.portfolio-content {
    padding: 25px;
}

.portfolio-category {
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: block;
}

.portfolio-content h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.portfolio-content p {
    color: var(--gray);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.portfolio-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    background: rgba(124, 252, 0, 0.1);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(124, 252, 0, 0.2);
}

/* Пустое состояние портфолио */
.empty-portfolio {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
    color: var(--gray);
}

.empty-portfolio i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-portfolio h3 {
    color: var(--gray);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.empty-portfolio p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* =============================================
   КОНТАКТЫ
   ============================================= */
.contact {
    padding: 100px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h3 {
    margin-bottom: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--dark-light);
    color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.social-link:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-3px);
    border-color: var(--primary);
}

/* Форма контактов */
.contact-form {
    background: var(--dark-light);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 252, 0, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    background: var(--dark);
    border: 2px solid rgba(124, 252, 0, 0.2);
    border-radius: var(--border-radius-sm);
    color: var(--light);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 252, 0, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* =============================================
   ПОДВАЛ
   ============================================= */
footer {
    background: var(--dark-light);
    padding: 60px 0 20px;
    border-top: 1px solid rgba(124, 252, 0, 0.1);
}

.footer-content {
    text-align: center;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--light);
}

.footer-logo span {
    color: var(--primary);
}

.footer-text {
    color: var(--gray);
    margin-bottom: 30px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(124, 252, 0, 0.1);
    color: var(--gray);
    font-size: 0.9rem;
}

/* =============================================
   АДМИН ПАНЕЛЬ
   ============================================= */
.admin-main {
    padding: 120px 0 60px;
    min-height: 100vh;
}

.admin-section {
    margin-bottom: 60px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.admin-card {
    background: var(--dark-light);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 252, 0, 0.1);
    margin-bottom: 30px;
    transition: var(--transition);
}

.admin-card:hover {
    border-color: var(--primary);
}

.admin-card h3 {
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
}

.admin-login-form {
    max-width: 400px;
    margin: 0 auto;
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.projects-count {
    background: var(--primary);
    color: var(--dark);
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.projects-list {
    display: grid;
    gap: 20px;
}

.project-item {
    background: var(--dark);
    padding: 25px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(124, 252, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.project-item:hover {
    transform: translateX(5px);
    border-color: var(--primary);
}

.project-info {
    flex: 1;
}

.project-main h4 {
    margin-bottom: 5px;
    color: var(--primary);
}

.project-category {
    color: var(--gray);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 8px;
}

.project-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 8px;
}

.project-meta small {
    color: var(--gray);
    font-size: 0.8rem;
}

.project-actions {
    display: flex;
    gap: 10px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--dark);
    padding: 25px;
    border-radius: var(--border-radius-sm);
    text-align: center;
    border: 1px solid rgba(124, 252, 0, 0.1);
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.form-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.data-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Статус админа */
.admin-status {
    margin-top: 15px;
}

.status-online {
    color: var(--success);
}

.status-offline {
    color: var(--gray);
}

.status-online i,
.status-offline i {
    font-size: 0.7em;
    margin-right: 5px;
}

/* Информация о форме */
.form-info {
    margin-top: 15px;
    padding: 10px;
    background: rgba(124, 252, 0, 0.1);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--primary);
}

.form-info small {
    color: var(--gray);
}

.form-info code {
    background: var(--dark);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    color: var(--primary);
}

/* Пустое состояние */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h4 {
    color: var(--gray);
    margin-bottom: 10px;
}

/* =============================================
   УВЕДОМЛЕНИЯ
   ============================================= */
.notification {
    position: fixed;
    top: 100px;
    right: 30px;
    padding: 20px 25px;
    border-radius: var(--border-radius);
    color: var(--dark);
    font-weight: 600;
    z-index: 10000;
    box-shadow: var(--shadow);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 350px;
    backdrop-filter: blur(10px);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: linear-gradient(135deg, var(--success), #00cc00);
    border-left: 4px solid #00cc00;
}

.notification.error {
    background: linear-gradient(135deg, var(--error), #cc0000);
    border-left: 4px solid #cc0000;
}

.notification.warning {
    background: linear-gradient(135deg, var(--warning), #ff8800);
    border-left: 4px solid #ff8800;
}

.notification.info {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-left: 4px solid var(--primary-dark);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.notification-content i {
    font-size: 1.2rem;
}

/* =============================================
   ДИНАМИЧЕСКИЙ ФОН - УЛУЧШЕННЫЙ ДЛЯ СВЕТЛОЙ ТЕМЫ
   ============================================= */
.dynamic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

/* Темная тема - динамический фон */
[data-theme="dark"] .dynamic-bg {
    background: 
        radial-gradient(circle at 15% 50%, rgba(124, 252, 0, 0.08) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(124, 252, 0, 0.05) 0%, transparent 25%),
        radial-gradient(circle at 50% 80%, rgba(124, 252, 0, 0.03) 0%, transparent 50%),
        linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
}

/* Светлая тема - улучшенный динамический фон */
[data-theme="light"] .dynamic-bg {
    background: 
        radial-gradient(circle at 10% 20%, rgba(124, 252, 0, 0.06) 0%, transparent 25%),
        radial-gradient(circle at 90% 80%, rgba(124, 252, 0, 0.04) 0%, transparent 30%),
        radial-gradient(circle at 30% 70%, rgba(124, 252, 0, 0.03) 0%, transparent 35%),
        radial-gradient(circle at 70% 30%, rgba(124, 252, 0, 0.02) 0%, transparent 40%),
        linear-gradient(135deg, #ffffff 0%, #f5f5f5 50%, #f0f0f0 100%);
}

[data-theme="light"] .dynamic-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, transparent 49%, rgba(124, 252, 0, 0.01) 50%, transparent 51%),
        linear-gradient(0deg, transparent 49%, rgba(124, 252, 0, 0.01) 50%, transparent 51%);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    opacity: 0.3;
}

[data-theme="light"] .dynamic-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(124, 252, 0, 0.02) 0%, transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(124, 252, 0, 0.015) 0%, transparent 40%);
    animation: float 15s ease-in-out infinite;
}

/* =============================================
   ПРОГРЕСС БАР СТРАНИЦЫ
   ============================================= */
.page-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(124, 252, 0, 0.1);
    z-index: 1001;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    width: 0;
    transition: width 0.3s ease;
}

/* =============================================
   ЗАГРУЗЧИК
   ============================================= */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    text-align: center;
}

.loader-text {
    color: var(--primary);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(124, 252, 0, 0.3);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

/* =============================================
   КНОПКА МУЗЫКИ
   ============================================= */
.music-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    z-index: 100;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.music-toggle:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.music-toggle-bottom {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    border: none;
    color: var(--dark);
    font-size: 20px;
    cursor: pointer;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(124, 252, 0, 0.3);
}

.music-toggle-bottom:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(124, 252, 0, 0.5);
}

/* =============================================
   АНИМАЦИИ
   ============================================= */
@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.8;
    }
    50% { 
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

@keyframes lightFloat {
    0%, 100% { 
        transform: translateY(0px) translateX(0px);
        background-position: 
            10% 20%,
            90% 80%,
            30% 70%,
            70% 30%;
    }
    25% { 
        transform: translateY(-10px) translateX(15px);
        background-position: 
            15% 25%,
            85% 75%,
            35% 65%,
            65% 35%;
    }
    50% { 
        transform: translateY(-5px) translateX(-10px);
        background-position: 
            20% 30%,
            80% 70%,
            40% 60%,
            60% 40%;
    }
    75% { 
        transform: translateY(-15px) translateX(5px);
        background-position: 
            25% 35%,
            75% 65%,
            45% 55%,
            55% 45%;
    }
}

@keyframes gridMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes typewriter {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.1; }
    100% { transform: scale(1.1); opacity: 0.2; }
}

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

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

@keyframes enhancedFloat {
    0%, 100% { transform: translateY(0) translateX(0) rotate(0deg); }
    25% { transform: translateY(-30px) translateX(15px) rotate(90deg); }
    50% { transform: translateY(-15px) translateX(30px) rotate(180deg); }
    75% { transform: translateY(-25px) translateX(-15px) rotate(270deg); }
}

@keyframes pulseCircle {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* =============================================
   МОДАЛЬНЫЕ ОКНА
   ============================================= */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: 20px;
}

.modal-content {
    background: var(--dark-light);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--primary);
    animation: fadeInUp 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
    background: none;
    border: none;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--light);
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}

.modal-header {
    margin-bottom: 20px;
    padding-right: 30px;
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.project-image img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(124, 252, 0, 0.2);
}

.project-info h3 {
    color: var(--primary);
    margin-bottom: 10px;
}

.project-description,
.project-technologies,
.project-features {
    margin-bottom: 20px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-features ul {
    list-style: none;
    padding: 0;
}

.project-features li {
    padding: 5px 0;
    color: var(--gray);
    position: relative;
    padding-left: 15px;
}

.project-features li:before {
    content: '▸';
    color: var(--primary);
    position: absolute;
    left: 0;
}

.project-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* =============================================
   АДАПТИВНОСТЬ
   ============================================= */
@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-btns {
        flex-direction: column;
        align-items: center;
    }
    
    .modal-body {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .mobile-menu-btn {
        display: block;
    }
    
    nav ul {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--dark);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 1px solid rgba(124, 252, 0, 0.1);
    }
    
    [data-theme="light"] nav ul {
        background: var(--dark-light);
    }
    
    nav ul.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .notification {
        right: 20px;
        left: 20px;
        max-width: none;
    }
    
    .language-switcher {
        top: 80px;
        right: 20px;
    }
    
    .pwa-install-btn {
        bottom: 150px;
        right: 20px;
        padding: 10px 16px;
        font-size: 12px;
    }
}

/* =============================================
   ИСПРАВЛЕННОЕ МОБИЛЬНОЕ МЕНЮ
   ============================================= */
@media (max-width: 768px) {
    nav ul {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--dark);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        border-bottom: 1px solid rgba(124, 252, 0, 0.1);
        z-index: 999;
    }
    
    [data-theme="light"] nav ul {
        background: var(--dark-light);
        border-bottom: 1px solid rgba(124, 252, 0, 0.2);
    }
    
    nav ul.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    nav ul li {
        width: 100%;
    }
    
    nav ul a {
        display: block;
        padding: 12px 15px;
        border-radius: var(--border-radius-sm);
        transition: var(--transition);
    }
    
    nav ul a:hover {
        background: rgba(124, 252, 0, 0.1);
    }
}

/* Убедимся, что кнопка бургер меню правильно отображается */
.mobile-menu-btn {
    display: none;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Скрываем обычную навигацию на мобильных */
    nav ul:not(.active) {
        display: none;
    }
}

/* =============================================
   УТИЛИТЫ
   ============================================= */
.fade-in {
    animation: fadeInUp 0.8s ease forwards;
}

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

.animate-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Специфические улучшения для белой темы */
[data-theme="light"] {
    background: #ffffff;
}

[data-theme="light"] .service-card,
[data-theme="light"] .portfolio-card,
[data-theme="light"] .contact-form,
[data-theme="light"] .admin-card,
[data-theme="light"] .project-item,
[data-theme="light"] .stat-card {
    background: #ffffff;
    border: 1px solid rgba(124, 252, 0, 0.2);
    box-shadow: var(--shadow-light);
}

[data-theme="light"] .about,
[data-theme="light"] .portfolio,
[data-theme="light"] footer {
    background: #f8f9fa;
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group textarea,
[data-theme="light"] .form-group select {
    background: #ffffff;
    border: 2px solid rgba(124, 252, 0, 0.3);
    color: #333333;
}

[data-theme="light"] .skill-bar {
    background: rgba(124, 252, 0, 0.15);
}

[data-theme="light"] .social-link {
    background: #f8f9fa;
    color: #333333;
    border: 2px solid rgba(124, 252, 0, 0.3);
}

[data-theme="light"] .portfolio-tech {
    background: rgba(124, 252, 0, 0.15);
    color: #2d5a00;
}

[data-theme="light"] .preloader {
    background: #ffffff;
}

[data-theme="light"] .tech-tag {
    background: rgba(124, 252, 0, 0.15);
    color: #2d5a00;
    border: 1px solid rgba(124, 252, 0, 0.3);
}

[data-theme="light"] .empty-portfolio,
[data-theme="light"] .empty-state {
    color: #666666;
}

[data-theme="light"] .empty-portfolio h3,
[data-theme="light"] .empty-state h4 {
    color: #666666;
}

[data-theme="light"] .form-info {
    background: rgba(124, 252, 0, 0.08);
    border-left-color: var(--primary);
}

[data-theme="light"] .form-info code {
    background: #f8f9fa;
    color: #2d5a00;
}

/* Доступность */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .custom-cursor {
        display: none !important;
    }
}

/* Высокая контрастность */
@media (prefers-contrast: high) {
    .lang-btn.active {
        outline: 2px solid var(--text-color);
    }
    
    .pwa-install-btn {
        border: 2px solid var(--text-color);
    }
    
    .btn {
        border: 2px solid var(--primary);
    }
}