/*
Theme Name: MB20 Mining
Theme URI: https://mtminings.com
Author: MB20 Team
Author URI: https://mtminings.com
Description: A modern WordPress theme for blockchain and cryptocurrency mining platforms. Features responsive design, SEO optimization, and clean layout.
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: mb20
Tags: blockchain, mining, cryptocurrency, bitcoin, responsive, seo
*/

/* ==================== CSS Variables ==================== */
:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a1f2e;
    --bg-card-hover: #222838;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #00d4ff;
    --accent-purple: #7b2ff7;
    --accent-green: #00ff88;
    --bitcoin-orange: #F7931A;
    --border-color: #1e293b;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7b2ff7 100%);
    --gradient-bitcoin: linear-gradient(135deg, #F7931A 0%, #f5a623 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 15% 30%, rgba(123, 47, 247, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 85% 20%, rgba(0, 212, 255, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(247, 147, 26, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

a:hover {
    color: var(--accent-green);
}

img, svg {
    max-width: 100%;
    height: auto;
}

/* ==================== Header ==================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-normal);
}

.site-header.scrolled {
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    width: 36px;
    height: 36px;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

.nav-menu a:hover {
    color: var(--text-primary);
}

.nav-menu a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ==================== Buttons ==================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
    color: var(--bg-primary);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-store {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 12px 20px;
}

.btn-store:hover {
    border-color: var(--accent-blue);
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.btn-store svg {
    flex-shrink: 0;
}

.btn-store span {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.btn-store small {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-store strong {
    font-size: 1rem;
    font-weight: 600;
}

/* ==================== Hero Section ==================== */

.hero {
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    animation: heroGlow 8s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}



.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image svg {
    max-width: 350px;
    width: 100%;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

/* ==================== Partners Section ==================== */

.partners {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.partner-logo {
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.partner-logo:hover {
    opacity: 1;
}

/* ==================== Sections ==================== */

.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: center;
}

.section-grid-reverse {
    direction: rtl;
}

.section-grid-reverse > * {
    direction: ltr;
}

.section-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

.section-content p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.section-note {
    font-size: 0.95rem !important;
    color: var(--text-muted) !important;
    font-style: italic;
}

.feature-list {
    list-style: none;
    margin-bottom: 24px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

.feature-list li svg {
    flex-shrink: 0;
}

.check-list {
    list-style: none;
}

.check-list li {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.check-list li:last-child {
    border-bottom: none;
}

.check-icon {
    width: 28px;
    height: 28px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-green);
    font-size: 14px;
    flex-shrink: 0;
}

.check-list strong {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 4px;
}

.check-list p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.section-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.section-image svg {
    max-width: 400px;
    width: 100%;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.3));
}

/* ==================== Section Header ==================== */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ==================== Features Grid ==================== */

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ==================== Quote Section ==================== */

.quote-section {
    padding: 80px 0;
    text-align: center;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.quote-section blockquote {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
    color: var(--text-primary);
    font-style: italic;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.quote-section blockquote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: -30px;
    font-size: 4rem;
    color: var(--accent-blue);
    opacity: 0.3;
    font-family: Georgia, serif;
}

/* ==================== FAQ Section ==================== */

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.faq-item:hover {
    border-color: rgba(0, 212, 255, 0.2);
}

.faq-item.active {
    border-color: rgba(0, 212, 255, 0.3);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color var(--transition-fast);
    font-family: var(--font-primary);
    text-align: left;
}

.faq-question:hover {
    color: var(--accent-blue);
}

.faq-icon {
    flex-shrink: 0;
    transition: transform var(--transition-fast);
    color: var(--accent-blue);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 24px 20px;
}

.faq-answer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==================== News Section ==================== */

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

.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.news-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
}

.news-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.news-card:hover .news-image img {
    transform: scale(1.05);
}

.news-content {
    padding: 24px;
}

.news-date {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--accent-blue);
    margin-bottom: 12px;
    font-weight: 500;
}

.news-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: gap var(--transition-fast);
}

.news-link:hover {
    gap: 10px;
}

/* ==================== VIP Rebate Section ==================== */

.section-dark {
    background: var(--bg-secondary);
}

.vip-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.vip-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.vip-table thead {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
}

.vip-table th {
    padding: 16px 24px;
    text-align: left;
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.vip-table td {
    padding: 14px 24px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.vip-table tbody tr {
    background: var(--bg-card);
    transition: background var(--transition-fast);
}

.vip-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.05);
}

.vip-table tbody tr:last-child td {
    border-bottom: none;
}

.vip-table td:first-child {
    font-weight: 600;
    color: var(--accent-blue);
}

.vip-table td:last-child {
    font-weight: 700;
    color: #00d4ff;
}

/* ==================== Page Header & Breadcrumb ==================== */

.page-header {
    padding: 140px 0 60px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.9rem;
}

.breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.breadcrumb li + li::before {
    content: '/';
    margin-right: 8px;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--text-primary);
}

.breadcrumb [aria-current="page"] {
    color: var(--text-primary);
    font-weight: 500;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== News List Page ==================== */

.news-list-grid {
    display: grid;
    gap: 30px;
}

.news-list-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.news-list-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.1);
}

.news-list-image {
    width: 100%;
    height: 100%;
    min-height: 200px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.news-list-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.news-list-card:hover .news-list-image img {
    transform: scale(1.05);
}

.news-list-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.news-list-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.85rem;
}

.news-category {
    color: var(--accent-blue);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-list-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-list-content h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.news-list-content h3 a:hover {
    color: var(--accent-blue);
}

.news-list-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: gap var(--transition-fast);
}

.read-more:hover {
    gap: 10px;
}

/* ==================== Pagination ==================== */

.pagination {
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

.pagination ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 8px;
}

.pagination li {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 0 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination li a:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #fff;
}

.pagination li.active span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 0 12px;
    background: var(--accent-blue);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-sm);
    color: #fff;
    font-weight: 600;
}

.pagination li.disabled span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 0 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* ==================== Article Page ==================== */

.article-section {
    padding: 60px 0;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
}

.article-header {
    margin-bottom: 30px;
}

.article-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.article-category {
    color: var(--accent-blue);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-header h1 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: 1.3;
}

.article-excerpt {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.article-featured-image {
    margin-bottom: 40px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.article-content p {
    margin-bottom: 20px;
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--text-primary);
}

.article-content ul {
    margin: 20px 0;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 12px;
    color: var(--text-secondary);
}

/* ==================== Article Tags ==================== */

.article-tags {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.tags-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

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

.tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #fff;
}

/* ==================== Article Navigation ==================== */

.article-navigation {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.article-nav-prev,
.article-nav-next {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.article-nav-next {
    text-align: right;
}

.nav-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-arrow {
    font-size: 1.2rem;
}

/* ==================== Article Sidebar ==================== */

.article-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-widget {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
}

.sidebar-widget h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.related-posts {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.related-post {
    display: flex;
    gap: 12px;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.related-post:hover {
    opacity: 0.8;
}

.related-post-image {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-secondary);
}

.related-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-post-content {
    flex: 1;
}

.related-post-date {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.related-post-content h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin: 0;
}

.sidebar-cta {
    text-align: center;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 212, 255, 0.1) 100%);
}

.sidebar-cta p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.btn-full {
    width: 100%;
    display: inline-flex;
    justify-content: center;
}

/* ==================== CTA Section ==================== */

.cta-section {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 36px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
}

/* ==================== Brand Section ==================== */

.brand-section {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

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

.brand-icon {
    width: 40px;
    height: 40px;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-secondary);
}

/* ==================== Footer ==================== */

.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

.footer-note {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 16px;
    font-style: italic;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--bg-primary);
    transform: translateY(-2px);
}

/* ==================== Responsive ==================== */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-container .btn-sm {
        display: none;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    

    
    .hero-image {
        order: -1;
    }
    
    .hero-image svg {
        max-width: 250px;
    }
    
    .section-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .section-grid-reverse {
        direction: ltr;
    }
    
    .section-image {
        order: -1;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    

    
    .btn-store {
        width: 100%;
        max-width: 220px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .vip-table th,
    .vip-table td {
        padding: 12px 16px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .partners-grid {
        gap: 24px;
    }
    
    .partner-logo {
        font-size: 0.9rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .faq-question {
        padding: 16px 20px;
        font-size: 0.95rem;
    }
    
    .faq-answer {
        padding: 0 20px;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 20px 16px;
    }
    
    .page-header {
        padding: 120px 0 40px;
    }
    
    .page-header h1 {
        font-size: 1.8rem;
    }
    
    .news-list-card {
        grid-template-columns: 1fr;
    }
    
    .news-list-image {
        min-height: 180px;
    }
    
    .article-layout {
        grid-template-columns: 1fr;
    }
    
    .article-sidebar {
        position: static;
    }
    
    .article-header h1 {
        font-size: 1.5rem;
    }
    
    .article-navigation {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .article-nav-next {
        text-align: left;
    }
    
    .pagination ul {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ==================== Accessibility ==================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}