/* =========================================
   1. Reset & Variables
   ========================================= */
:root {
    /* Цветовая палитра (Dark Theme) */
    --color-primary: #31bc69;
    --color-primary-dark: #089e4e;
    --color-accent: #0f1923;
    --color-bg: #121417;
    --color-bg-secondary: #1e2227;
    --color-bg-tertiary: #2a2e35;
    --color-text-main: #e0e6ed;
    --color-text-muted: #9da8b3;
    --color-border: #2c313a;
    --color-white: #ffffff;
    
    /* Типографика */
    --font-family-base: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --line-height-base: 1.6;
    --fs-h1: clamp(1.75rem, 5vw, 2.5rem);
    --fs-h2: clamp(1.5rem, 4vw, 2rem);
    --fs-body: 1rem;
    
    /* Размеры и отступы */
    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-full: 50%;
    
    /* Эффекты */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(49, 188, 105, 0.4);
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

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

/* Кастомный скроллбар */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-bg-tertiary);
    border-radius: 5px;
}

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

/* =========================================
   2. Layout & Container
   ========================================= */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

.site-content {
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-lg);
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   3. Typography
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

h1.entry-title {
    font-size: var(--fs-h1);
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(90deg, #fff, var(--color-text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: var(--fs-h2);
    margin-top: var(--spacing-lg);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-main);
    font-size: 1.125rem;
}

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

a:hover {
    color: #4cd985;
    text-shadow: 0 0 8px rgba(76, 217, 133, 0.4);
}

ul, ol {
    margin-bottom: var(--spacing-sm);
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

strong {
    color: var(--color-white);
}

/* =========================================
   4. Header & Navigation
   ========================================= */
.site-header {
    background-color: rgba(30, 34, 39, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-md);
}

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

.mob-hamburger {
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.mob-hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-white);
    position: relative;
}

.mob-hamburger span::before,
.mob-hamburger span::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition-fast);
}

.mob-hamburger span::before { transform: translateY(-6px); }
.mob-hamburger span::after { transform: translateY(6px); }

.mob-hamburger:hover {
    background-color: var(--color-primary);
}

/* =========================================
   5. Buttons & Interactive Elements
   ========================================= */
.btn-box {
    display: flex;
    justify-content: center;
    margin: var(--spacing-md) 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1em 2.5em;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-white) !important;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(8, 158, 78, 0.4);
    letter-spacing: 1px;
}

/* Стили для ссылок-кнопок, перекрываем инлайн стили где нужно */
.btn:hover, .btn:focus {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 25px rgba(49, 188, 105, 0.6);
    color: var(--color-white);
}

.btn:active {
    transform: translateY(-1px);
}

.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

.btn:hover::after {
    left: 100%;
}

/* =========================================
   6. Images & Media
   ========================================= */
img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-md);
}

.aligncenter {
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-smooth);
}

a:hover .aligncenter {
    transform: scale(1.01);
    box-shadow: var(--shadow-glow);
}

/* =========================================
   7. Tables
   ========================================= */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

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

th {
    background-color: var(--color-bg-tertiary);
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

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

tr:hover td {
    background-color: rgba(255, 255, 255, 0.03);
}

/* Адаптивность таблиц */
@media screen and (max-width: 768px) {
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

/* =========================================
   8. Comments Section
   ========================================= */
.comments-area {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.comments-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.comment-list {
    list-style: none;
    padding: 0;
}

.comment-box {
    background: var(--color-bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-fast);
}

.comment-box:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.comment-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.comment-avatar img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
    margin-right: 1rem;
}

.comment-meta {
    display: flex;
    flex-direction: column;
}

.comment-author {
    font-style: normal;
    font-weight: 700;
    color: var(--color-white);
    font-size: 1.1rem;
}

.comment-time {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.comment-text p {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 0;
    color: var(--color-text-main);
}

/* =========================================
   9. Footer
   ========================================= */
.site-footer {
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-md) 0;
    margin-top: auto;
    border-top: 1px solid var(--color-border);
}

.footer-info {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* =========================================
   10. Helper Classes & Accessibility
   ========================================= */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.header-separator {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: var(--spacing-sm) auto;
    opacity: 0.5;
}

/* Button "Scroll Top" */
.scrolltop {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background-color: var(--color-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 99;
}

.scrolltop::before {
    content: '↑';
    color: white;
    font-size: 1.5rem;
    line-height: 45px;
}

.scrolltop.is-visible { /* Класс должен добавляться JS, но стиль подготовим */
    opacity: 1;
    visibility: visible;
}

/* =========================================
   11. Media Queries (Mobile & Tablet)
   ========================================= */
@media (max-width: 1024px) {
    :root {
        --container-width: 90%;
    }
}

@media (max-width: 768px) {
    h1.entry-title {
        text-align: left;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .comment-header {
        flex-direction: row;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    .site-content {
        padding-top: var(--spacing-sm);
    }
}