/* =========================================
   1. RESET & VARIABLES
   ========================================= */
:root {
    /* Цветовая палитра */
    --color-primary: #1e3c72; /* Глубокий синий */
    --color-secondary: #2a5298; /* Светлее */
    --color-accent: #00cdac; /* Бирюзовый акцент */
    --color-text-main: #2c3e50;
    --color-text-light: #6c757d;
    --color-bg-body: #f4f7f6;
    --color-bg-card: #ffffff;
    --color-border: #e0e0e0;
    --color-success: #28a745;
    --color-error: #dc3545;
    
    /* Типографика */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Montserrat', system-ui, sans-serif;
    
    /* Размеры и отступы */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Эффекты */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.15);
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul, ol {
    list-style: none;
}

/* =========================================
   2. LAYOUT & GRID
   ========================================= */
.wrapper {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    width: 100%;
}

.main-box {
    padding: var(--spacing-lg) 0;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-lg);
    align-items: start;
}

/* Анимация появления контента */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.content, .sidebar {
    animation: fadeIn 0.6s ease-out forwards;
}

/* =========================================
   3. HEADER
   ========================================= */
.header {
    background: var(--color-bg-card);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-xs) 0;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.header .wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.m-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-grow: 1;
    justify-content: flex-end;
}

/* =========================================
   4. NAVIGATION
   ========================================= */
.main-menu__inner {
    display: flex;
    align-items: center;
}

.main-menu__list {
    display: flex;
    gap: var(--spacing-sm);
}

/* Скрываем мобильное меню на десктопе */
.main-menu__list_m {
    display: none;
}

.main-menu__list li a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.main-menu__list li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
    transform: translateY(100%);
}

.main-menu__list li a:hover {
    color: white;
}

.main-menu__list li a:hover::before {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   5. SEARCH FORM
   ========================================= */
.search-form {
    position: relative;
    margin-right: var(--spacing-sm);
}

.search-form form {
    display: flex;
    align-items: center;
    background: #f1f3f5;
    border-radius: 2rem;
    padding: 0.3rem 1rem;
    border: 1px solid transparent;
    transition: var(--transition);
}

.search-form form:focus-within {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 205, 172, 0.2);
    background: #fff;
}

.search-form__field {
    border: none;
    background: transparent;
    padding: 0.5rem;
    outline: none;
    font-size: 0.9rem;
    width: 180px;
    color: var(--color-text-main);
}

.search-form__button {
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%236c757d" viewBox="0 0 16 16"><path d="M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z"/></svg>') no-repeat center;
    width: 20px;
    height: 20px;
    border: none;
    cursor: pointer;
    opacity: 0.7;
    transition: var(--transition);
}

.search-form__button:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* =========================================
   6. ARTICLE & TYPOGRAPHY
   ========================================= */
.content {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.single__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.single__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--color-accent), transparent);
    border-radius: 2px;
}

.entry h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    color: var(--color-secondary);
    margin: var(--spacing-xl) 0 var(--spacing-md);
    text-align: center;
}

.entry h3 {
    font-size: 1.3rem;
    color: var(--color-text-main);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    font-weight: 700;
    border-left: 4px solid var(--color-accent);
    padding-left: var(--spacing-sm);
}

.entry p {
    margin-bottom: var(--spacing-md);
    font-size: 1.05rem;
    color: var(--color-text-main);
}

/* Списки */
.entry ul, .entry ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.entry ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.entry ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.entry ol li {
    list-style-type: decimal;
    margin-left: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

/* Изображения в тексте */
.entry img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin: var(--spacing-md) auto;
    transition: var(--transition);
}

.entry img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* Таблицы */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: var(--spacing-lg) 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 0 0 1px var(--color-border);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    background-color: var(--color-primary);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

tr:last-child td {
    border-bottom: none;
}

tr:nth-child(even) {
    background-color: #f8f9fa;
}

tr:hover {
    background-color: #e9ecef;
}

/* =========================================
   7. SIDEBAR & WIDGETS
   ========================================= */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.widget_text, .widget_block {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.05);
}

.widget_text .title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.promocode-style {
    background-color: #f0f7ff;
    border: 2px dashed var(--color-secondary);
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.2rem;
    text-align: center;
    padding: 1rem;
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.promocode-style::after {
    content: 'COPY';
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    font-size: 0.7rem;
    background: var(--color-accent);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    opacity: 0;
    transition: var(--transition);
}

.promocode-style:hover {
    background-color: white;
    box-shadow: var(--shadow-sm);
    transform: scale(1.02);
}

.promocode-style:hover::after {
    opacity: 1;
}

.promocode-style:active {
    transform: scale(0.98);
    background-color: var(--color-accent);
    color: white;
    border-color: transparent;
}

/* =========================================
   8. FOOTER
   ========================================= */
.footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    font-size: 0.9rem;
}

.footer-bottom {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    text-align: center;
}

.footer .copy {
    line-height: 1.8;
}

/* =========================================
   9. RESPONSIVE DESIGN
   ========================================= */
@media (max-width: 1024px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        order: 2;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: auto;
    }

    .header .wrapper {
        flex-direction: column;
        padding: var(--spacing-sm);
        height: auto;
    }

    .m-nav {
        width: 100%;
        flex-direction: column;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-sm);
    }

    .search-form {
        width: 100%;
        margin-right: 0;
    }

    .search-form form {
        width: 100%;
    }

    .search-form__field {
        width: 100%;
    }

    /* Мобильное меню - скроллируемое */
    .main-menu {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 5px;
    }

    .main-menu__list {
        display: flex; /* Показываем список */
        flex-wrap: nowrap;
    }

    /* Специфично для мобильного списка, если он отдельный в HTML */
    .main-menu__list_m {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--spacing-xs);
    }
    
    .main-menu__list {
        display: none; /* Скрываем десктопный список */
    }

    .main-menu__list_m li a {
        white-space: nowrap;
        background: #f1f3f5;
        padding: 0.5rem 1rem;
        border-radius: 20px;
        font-size: 0.85rem;
        color: var(--color-text-main);
        display: block;
    }
    
    .main-menu__list_m li a:hover,
    .main-menu__list_m li a:active {
        background: var(--color-primary);
        color: white;
    }

    .single__title {
        text-align: center;
    }
    
    .single__title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    /* Адаптивность таблиц */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* =========================================
   10. UTILITIES & EXTRAS
   ========================================= */
/* Стилизация скроллбара */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-secondary);
}

/* Кнопки действий (если есть ссылки-кнопки в тексте) */
a[href*="registracia"], 
a[href*="vhod"] {
    display: inline-block;
}

/* Specific image fixes for visual appeal */
img.logo {
    max-height: 50px;
    width: auto;
}