/*
Theme Name: Bian MB3
Theme URI: https://www.bian.com/
Author: Bian Team
Author URI: https://www.bian.com/
Description: Binance 主题，深色主题设计，金色品牌色
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: bian_mb3
Tags: dark-theme, responsive, crypto, trading, binance
*/

:root {
    --brand-gold: #F0B90B;
    --brand-gold-light: #f8d34a;
    --brand-gold-dark: #c99a0a;
    --bg-primary: #0B0E11;
    --bg-secondary: #1E2329;
    --bg-card: #1E2329;
    --bg-card-hover: #2B3139;
    --text-primary: #FFFFFF;
    --text-secondary: #848E9C;
    --text-muted: #5E6670;
    --border-color: #2B3139;
    --shadow-color: rgba(0, 0, 0, 0.6);
    --radius: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 76px;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-stack);
    text-align: center;
    white-space: nowrap;
}

.btn-gold {
    background: var(--brand-gold);
    color: #0B0E11;
}

.btn-gold:hover {
    background: var(--brand-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(240, 185, 11, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--brand-gold);
}

.btn-outline:hover {
    background: var(--brand-gold);
    color: #0B0E11;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(240, 185, 11, 0.25);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 14px;
    border-radius: 6px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(11, 14, 17, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(43, 49, 57, 0.6);
    transition: var(--transition);
    height: 72px;
    display: flex;
    align-items: center;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

.navbar-brand .brand-icon {
    width: 32px;
    height: 32px;
    background: var(--brand-gold);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    color: #0B0E11;
}

.navbar-brand span {
    color: var(--text-primary);
}

.navbar-brand .gold {
    color: var(--brand-gold);
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 32px;
    font-size: 15px;
    font-weight: 500;
}

.navbar-links a {
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
    padding: 4px 0;
}

.navbar-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: var(--brand-gold);
    transition: var(--transition);
}

.navbar-links a:hover,
.navbar-links a.active {
    color: var(--text-primary);
}

.navbar-links a:hover::after,
.navbar-links a.active::after {
    width: 100%;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.navbar-actions .btn {
    padding: 8px 20px;
    font-size: 14px;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.breadcrumb {
    padding: 120px 0 24px;
    background: var(--bg-secondary);
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--brand-gold);
}

.breadcrumb .separator {
    color: var(--text-muted);
    font-size: 16px;
}

.breadcrumb .current {
    color: var(--text-primary);
    font-weight: 500;
}

.hero {
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at 30% 20%, rgba(240, 185, 11, 0.08) 0%, transparent 70%);
}

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

.hero-content h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.hero-content h1 .highlight {
    color: var(--brand-gold);
    position: relative;
}

.hero-content .subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-buttons .btn {
    padding: 14px 40px;
    font-size: 17px;
    border-radius: 10px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.hero-stats .stat-item .stat-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--brand-gold);
    letter-spacing: -0.5px;
}

.hero-stats .stat-item .stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-visual .visual-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 40px 32px;
    width: 100%;
    max-width: 440px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.hero-visual .visual-card::before {
    content: '';
    position: absolute;
    top: -60%;
    right: -30%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 70% 30%, rgba(240, 185, 11, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.visual-card .price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.visual-card .price-row:last-child {
    border-bottom: none;
}

.visual-card .price-row .pair {
    font-weight: 500;
    color: var(--text-secondary);
}

.visual-card .price-row .value {
    font-weight: 600;
}

.visual-card .price-row .change {
    font-weight: 600;
    font-size: 14px;
    padding: 2px 10px;
    border-radius: 4px;
}

.visual-card .price-row .change.up {
    color: #0ECB81;
    background: rgba(14, 203, 129, 0.12);
}

.visual-card .price-row .change.down {
    color: #F6465D;
    background: rgba(246, 70, 93, 0.12);
}

.visual-card .visual-title {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: 38px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.section-header h2 .gold {
    color: var(--brand-gold);
}

.section-header p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--bg-primary);
    padding: 36px 30px 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--brand-gold);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.feature-card .icon {
    width: 52px;
    height: 52px;
    background: rgba(240, 185, 11, 0.12);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 18px;
    color: var(--brand-gold);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 32px 28px 28px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--brand-gold);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.product-card .emoji-icon {
    font-size: 40px;
    margin-bottom: 14px;
    display: block;
}

.product-card h3 {
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.security-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px 28px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.security-item:hover {
    border-color: var(--brand-gold);
}

.security-item .sec-icon {
    font-size: 28px;
    flex-shrink: 0;
    margin-top: 2px;
}

.security-item h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
}

.security-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.cta-section {
    background: radial-gradient(ellipse at 50% 30%, rgba(240, 185, 11, 0.06) 0%, transparent 70%);
    padding: 90px 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.cta-section p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 36px;
}

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

.cta-buttons .btn {
    padding: 14px 44px;
    font-size: 17px;
    border-radius: 10px;
}

.footer {
    border-top: 1px solid var(--border-color);
    padding: 48px 0 32px;
    background: var(--bg-primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 14px;
    max-width: 300px;
    margin-top: 10px;
    line-height: 1.7;
}

.footer-col h5 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--text-primary);
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    font-size: 14px;
    padding: 4px 0;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--brand-gold);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-bottom a:hover {
    color: var(--brand-gold);
}

.list-page {
    padding: 60px 0;
}

.list-header {
    margin-bottom: 48px;
    text-align: center;
}

.list-header h1 {
    font-size: 42px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.list-header h1 .gold {
    color: var(--brand-gold);
}

.list-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.article-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

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

.article-card:hover {
    transform: translateY(-6px);
    border-color: var(--brand-gold);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.article-card .card-image {
    height: 180px;
    background: linear-gradient(135deg, rgba(240, 185, 11, 0.1) 0%, rgba(240, 185, 11, 0.02) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.article-card .card-content {
    padding: 24px;
}

.article-card .card-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(240, 185, 11, 0.12);
    color: var(--brand-gold);
    font-size: 12px;
    font-weight: 500;
    border-radius: 4px;
    margin-bottom: 12px;
}

.article-card .card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--transition);
}

.article-card:hover .card-title {
    color: var(--brand-gold);
}

.article-card .card-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card .card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 56px;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.pagination a:hover {
    background: var(--bg-card-hover);
    border-color: var(--brand-gold);
    color: var(--brand-gold);
}

.pagination .current {
    background: var(--brand-gold);
    color: #0B0E11;
    border-color: var(--brand-gold);
}

.pagination .prev,
.pagination .next {
    width: auto;
    padding: 0 20px;
}

.content-page {
    padding: 60px 0;
}

.content-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
}

.main-content {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 48px;
    border: 1px solid var(--border-color);
}

.article-header {
    margin-bottom: 40px;
}

.article-header .article-category {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(240, 185, 11, 0.12);
    color: var(--brand-gold);
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    margin-bottom: 16px;
}

.article-header h1 {
    font-size: 36px;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.25;
    margin-bottom: 20px;
}

.article-header .article-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    font-size: 14px;
    color: var(--text-muted);
}

.article-body {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.article-body h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 32px 0 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.article-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 24px 0 12px;
}

.article-body p {
    margin-bottom: 16px;
}

.article-body ul,
.article-body ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.article-body ul {
    list-style: disc;
}

.article-body ol {
    list-style: decimal;
}

.article-body li {
    margin-bottom: 8px;
}

.article-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

.article-body code {
    background: rgba(240, 185, 11, 0.1);
    color: var(--brand-gold);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}

.download-section {
    background: linear-gradient(135deg, rgba(240, 185, 11, 0.08) 0%, rgba(240, 185, 11, 0.02) 100%);
    border: 1px solid rgba(240, 185, 11, 0.2);
    border-radius: var(--radius);
    padding: 32px;
    margin: 40px 0;
    display: flex;
    align-items: center;
    gap: 24px;
}

.article-tags {
    margin: 40px 0;
    padding: 24px;
    background: var(--bg-card-hover);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.article-tags h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.tag-item {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(240, 185, 11, 0.1);
    color: var(--brand-gold);
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
    border: 1px solid rgba(240, 185, 11, 0.2);
    transition: var(--transition);
}

.tag-item:hover {
    background: var(--brand-gold);
    color: #0B0E11;
    border-color: var(--brand-gold);
    transform: translateY(-2px);
}

.article-navigation {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.nav-prev,
.nav-next {
    flex: 1;
}

.nav-prev {
    text-align: left;
}

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

.nav-prev a,
.nav-next a {
    display: inline-block;
    padding: 16px 20px;
    background: var(--bg-card-hover);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    width: 100%;
}

.nav-prev a:hover,
.nav-next a:hover {
    border-color: var(--brand-gold);
    background: rgba(240, 185, 11, 0.05);
    transform: translateY(-2px);
}

.nav-arrow {
    font-size: 20px;
    font-weight: 700;
    color: var(--brand-gold);
}

.nav-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 4px;
    display: block;
    line-height: 1.4;
}

.download-section .download-icon {
    width: 64px;
    height: 64px;
    background: rgba(240, 185, 11, 0.12);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    flex-shrink: 0;
}

.download-section .download-info h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 4px;
}

.download-section .download-info p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.download-section .download-buttons {
    margin-left: auto;
    display: flex;
    gap: 12px;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.sidebar-widget h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-widget .widget-icon {
    font-size: 18px;
}

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

.related-article {
    display: flex;
    gap: 16px;
    padding: 12px;
    border-radius: 12px;
    transition: var(--transition);
    cursor: pointer;
}

.related-article:hover {
    background: var(--bg-card-hover);
}

.related-article .related-icon {
    width: 48px;
    height: 48px;
    background: rgba(240, 185, 11, 0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.related-article .related-content {
    flex: 1;
    min-width: 0;
}

.related-article .related-title {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--transition);
}

.related-article:hover .related-title {
    color: var(--brand-gold);
}

.related-article .related-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.category-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.category-list a:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.category-list a .count {
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 8px;
    border-radius: 10px;
}

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content .subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-buttons {
        justify-content: center;
    }
    .hero-stats {
        justify-content: center;
    }
    .hero-visual .visual-card {
        max-width: 100%;
    }
    .features-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .article-list {
        grid-template-columns: repeat(2, 1fr);
    }
    .content-container {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 820px) {
    .navbar-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(11, 14, 17, 0.98);
        backdrop-filter: blur(16px);
        padding: 24px 32px;
        gap: 16px;
        border-bottom: 1px solid var(--border-color);
    }
    .navbar-links.open {
        display: flex;
    }
    .navbar-toggle {
        display: flex;
    }
    .navbar-actions .btn {
        padding: 6px 14px;
        font-size: 12px;
    }
    .hero {
        padding: 120px 0 60px;
    }
    .hero-content h1 {
        font-size: 36px;
    }
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .hero-stats .stat-item .stat-number {
        font-size: 22px;
    }
    .section-header h2 {
        font-size: 30px;
    }
    .features-grid,
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
    }
    .security-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    .list-header h1 {
        font-size: 32px;
    }
    .article-list {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    .article-header h1 {
        font-size: 28px;
    }
    .main-content {
        padding: 28px;
    }
    .download-section {
        flex-direction: column;
        text-align: center;
    }
    .download-section .download-buttons {
        margin-left: 0;
        flex-wrap: wrap;
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-brand p {
        margin-left: auto;
        margin-right: auto;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .cta-section h2 {
        font-size: 30px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }
    .hero-buttons .btn {
        padding: 12px 24px;
        font-size: 15px;
        width: 100%;
    }
    .hero-stats {
        grid-template-columns: 1fr 1fr;
    }
    .hero-stats .stat-item:last-child {
        grid-column: span 2;
    }
    .navbar-brand {
        font-size: 18px;
    }
    .navbar-actions .btn {
        padding: 5px 12px;
        font-size: 11px;
    }
    .container {
        padding: 0 16px;
    }
    .section {
        padding: 56px 0;
    }
    .visual-card .price-row {
        flex-wrap: wrap;
        gap: 4px;
    }
    .breadcrumb .container {
        flex-wrap: wrap;
    }
    .list-page {
        padding: 40px 0;
    }
    .list-header h1 {
        font-size: 26px;
    }
    .content-page {
        padding: 40px 0;
    }
    .article-header h1 {
        font-size: 24px;
    }
    .article-body {
        font-size: 15px;
    }
}