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

:root {
    --bg-primary: #0a0c0f;
    --bg-secondary: #0f1217;
    --bg-card: #14181f;
    --accent-primary: #00ff9d;
    --accent-secondary: #7000ff;
    --accent-red: #ff3b3b;
    --accent-blue: #3b7bff;
    --text-primary: #e2e8f0;
    --text-secondary: #8f9eb5;
    --border-color: #2a3142;
    --glow-color: rgba(0, 255, 157, 0.2);
    --gradient-1: linear-gradient(135deg, #00ff9d, #7000ff);
    --gradient-2: linear-gradient(45deg, #ff3b3b, #ff9f4b);

    --filter-linux: #00ff9d;
    --filter-windows: #3b7bff;
    --filter-active: #ff3b3b;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.5);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 10px;
    border: 2px solid var(--bg-secondary);
    box-shadow: 0 0 10px var(--glow-color);
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, var(--accent-secondary), var(--accent-primary));
    box-shadow: 0 0 15px var(--accent-primary), 0 0 30px var(--accent-secondary);
    transform: scale(1.1);
}

::-webkit-scrollbar-thumb:active {
    background: linear-gradient(45deg, var(--accent-red), var(--accent-primary));
    box-shadow: 0 0 20px var(--accent-red);
}

::-webkit-scrollbar-corner {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--accent-primary) var(--bg-secondary);
}

.code-block::-webkit-scrollbar,
pre::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.code-block::-webkit-scrollbar-thumb,
pre::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border: 1px solid var(--bg-primary);
    box-shadow: 0 0 5px var(--glow-color);
}

.sidebar-sticky::-webkit-scrollbar,
.sidebar-modern .sidebar-sticky::-webkit-scrollbar {
    width: 4px;
}

.sidebar-sticky::-webkit-scrollbar-thumb,
.sidebar-modern .sidebar-sticky::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border: none;
    opacity: 0.5;
}

.modal::-webkit-scrollbar {
    width: 8px;
}

.modal::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.5);
}

.modal::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-red));
    border: 1px solid rgba(255, 255, 255, 0.1);
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

#matrixCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.08;
    pointer-events: none;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-primary);
    animation: float 20s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px);
        opacity: 0;
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 10;
}

.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,255,157,0.03) 0%, transparent 50%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-content {
    max-width: 900px;
    position: relative;
}

.glitch-wrapper {
    font-size: 4rem;
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.glitch {
    position: relative;
    color: var(--text-primary);
    letter-spacing: 5px;
    animation: glitch-skew 4s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-anim 3s infinite linear alternate-reverse;
    color: var(--accent-primary);
    z-index: -1;
}

.glitch::after {
    animation: glitch-anim2 2s infinite linear alternate-reverse;
    color: var(--accent-red);
    z-index: -2;
}

@keyframes glitch-anim {
    0% { clip-path: inset(40% 0 61% 0); transform: translate(-2px, 2px); }
    20% { clip-path: inset(92% 0 1% 0); transform: translate(1px, -3px); }
    40% { clip-path: inset(43% 0 1% 0); transform: translate(-4px, 2px); }
    60% { clip-path: inset(25% 0 58% 0); transform: translate(3px, 1px); }
    80% { clip-path: inset(54% 0 7% 0); transform: translate(-2px, -2px); }
    100% { clip-path: inset(58% 0 43% 0); transform: translate(2px, 3px); }
}

@keyframes glitch-anim2 {
    0% { clip-path: inset(25% 0 58% 0); transform: translate(3px, -1px); }
    20% { clip-path: inset(92% 0 1% 0); transform: translate(-2px, 2px); }
    40% { clip-path: inset(43% 0 1% 0); transform: translate(1px, -3px); }
    60% { clip-path: inset(25% 0 58% 0); transform: translate(-4px, 1px); }
    80% { clip-path: inset(54% 0 7% 0); transform: translate(3px, -2px); }
    100% { clip-path: inset(58% 0 43% 0); transform: translate(-2px, 2px); }
}

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    10% { transform: skew(2deg); }
    20% { transform: skew(0deg); }
    30% { transform: skew(-2deg); }
    40% { transform: skew(0deg); }
    50% { transform: skew(2deg); }
    60% { transform: skew(0deg); }
    70% { transform: skew(-2deg); }
    80% { transform: skew(0deg); }
    90% { transform: skew(2deg); }
    100% { transform: skew(0deg); }
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
    max-width: 700px;
    position: relative;
    padding-left: 2rem;
    border-left: 3px solid var(--accent-primary);
}

.stats-container {
    display: flex;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.stat-card-3d {
    background: rgba(20, 24, 31, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    min-width: 150px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    animation: float-card 6s ease-in-out infinite;
}

.stat-card-3d:nth-child(2) {
    animation-delay: 1s;
}

.stat-card-3d:nth-child(3) {
    animation-delay: 2s;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.stat-card-3d::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-1);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.stat-card-3d:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 255, 157, 0.2);
}

.stat-card-3d:hover::before {
    opacity: 0.1;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    text-align: center;
    width: 100%;
    padding-bottom: 7px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.os-filter-bar {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.os-filter-btn {
    padding: 0.8rem 2rem;
    border: 1px solid var(--border-color);
    border-radius: 40px;
    background: rgba(20, 24, 31, 0.7);
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.os-filter-btn i {
    font-size: 1.2rem;
}

.os-filter-btn[data-os="linux"]:hover,
.os-filter-btn[data-os="linux"].active {
    border-color: var(--filter-linux);
    color: var(--filter-linux);
    box-shadow: 0 0 20px rgba(0, 255, 157, 0.3);
    transform: translateY(-2px);
}

.os-filter-btn[data-os="windows"]:hover,
.os-filter-btn[data-os="windows"].active {
    border-color: var(--filter-windows);
    color: var(--filter-windows);
    box-shadow: 0 0 20px rgba(59, 123, 255, 0.3);
    transform: translateY(-2px);
}

.os-filter-btn.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: currentColor;
    opacity: 0.1;
}

.filter-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    margin-left: 0.5rem;
}

.os-filter-btn.active .filter-indicator {
    animation: pulse-filter 1.5s infinite;
}

@keyframes pulse-filter {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.filter-stats {
    text-align: center;
    margin: 1rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.filter-stats span {
    color: var(--accent-primary);
    font-weight: 600;
}

.clear-filter {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    margin-left: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.clear-filter:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.search-section {
    position: sticky;
    top: 2rem;
    z-index: 100;
    margin: -2rem 0 3rem;
}

.search-container {
    background: rgba(20, 24, 31, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 60px;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.search-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.search-container input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    padding: 1rem 0;
    font-family: 'Inter', sans-serif;
}

.search-container input:focus {
    outline: none;
}

.search-container input::placeholder {
    color: #3a4255;
}

.search-hint {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 0.5rem 1.5rem;
    margin-right: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-hint kbd {
    background: var(--bg-primary);
    border-radius: 6px;
    padding: 0.2rem 0.6rem;
    color: var(--accent-primary);
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    margin-top: 3rem;
}

.category-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s;
}

.category-wrapper:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 30px var(--glow-color);
}

.category-header {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: linear-gradient(90deg, rgba(0,255,157,0.05), transparent);
    transition: background 0.3s;
}

.category-header:hover {
    background: linear-gradient(90deg, rgba(0,255,157,0.1), transparent);
}

.category-icon {
    width: 50px;
    height: 50px;
    background: rgba(0,255,157,0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    transition: all 0.3s;
}

.category-wrapper:hover .category-icon {
    transform: rotate(10deg) scale(1.1);
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.category-info {
    flex: 1;
}

.category-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    background: linear-gradient(135deg, #fff, var(--accent-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.category-meta {
    display: flex;
    gap: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.category-arrow {
    font-size: 1.5rem;
    color: var(--accent-primary);
    transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.category-wrapper.collapsed .category-arrow {
    transform: rotate(180deg);
}

.category-content {
    max-height: 2000px;
    opacity: 1;
    transition: all 0.5s ease-in-out;
    overflow: hidden;
}

.category-wrapper.collapsed .category-content {
    max-height: 0;
    opacity: 0;
}

.subcategories-grid {
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.subcategory-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.subcategory-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    transform: translateX(-100%);
    transition: transform 0.5s;
}

.subcategory-card:hover::before {
    transform: translateX(0);
}

.subcategory-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(0,255,157,0.1);
}

.subcategory-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.subcategory-icon {
    width: 40px;
    height: 40px;
    background: rgba(0,255,157,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.subcategory-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.subcategory-count {
    margin-left: auto;
    background: rgba(0,255,157,0.1);
    padding: 0.2rem 0.8rem;
    border-radius: 30px;
    font-size: 0.8rem;
    color: var(--accent-primary);
}

.tech-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
}

.tech-tag {
    padding: 0.3rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    transition: all 0.2s;
    cursor: pointer;
}

.tech-tag[data-os="linux"]:hover {
    border-color: var(--filter-linux);
    color: var(--filter-linux);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(0, 255, 157, 0.3);
}

.tech-tag[data-os="windows"]:hover {
    border-color: var(--filter-windows);
    color: var(--filter-windows);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(59, 123, 255, 0.3);
}

.tech-tag[data-os="linux"].active-filter {
    background: rgba(0, 255, 157, 0.1);
    border-color: var(--filter-linux);
    color: var(--filter-linux);
}

.tech-tag[data-os="windows"].active-filter {
    background: rgba(59, 123, 255, 0.1);
    border-color: var(--filter-windows);
    color: var(--filter-windows);
}

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

.article-item {
    margin: 0.5rem 0;
    transition: all 0.3s;
}

.article-item.hidden-by-os {
    opacity: 0.3;
    pointer-events: none;
    position: relative;
}

.article-item.highlight-by-os {
    background: rgba(0,255,157,0.05);
    border-left: 3px solid var(--accent-primary);
    animation: pulse-highlight 2s infinite;
}

@keyframes pulse-highlight {
    0%, 100% { box-shadow: inset 3px 0 0 var(--accent-primary); }
    50% { box-shadow: inset 6px 0 0 var(--accent-primary); }
}

.article-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.6rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.2s;
    background: rgba(255,255,255,0.02);
    position: relative;
}

.article-link:hover {
    background: rgba(0,255,157,0.1);
    color: var(--text-primary);
    transform: translateX(8px);
}

.article-arrow {
    color: var(--accent-primary);
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.2s;
}

.article-link:hover .article-arrow {
    opacity: 1;
    transform: translateX(0);
}

.os-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.65rem;
    margin-left: 0.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
}

.os-badge.linux {
    color: var(--filter-linux);
    border-color: var(--filter-linux);
}

.os-badge.windows {
    color: var(--filter-windows);
    border-color: var(--filter-windows);
}

.sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.profile-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,255,157,0.1), transparent 70%);
    animation: rotate 20s linear infinite;
}

.avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-1);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 30px rgba(0,255,157,0.3); }
    50% { box-shadow: 0 0 50px rgba(0,255,157,0.6); }
}

.profile-name {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.profile-bio {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.sidebar-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
    color: var(--text-primary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title i {
    color: var(--accent-primary);
}

.category-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.2s;
    background: rgba(255,255,255,0.02);
}

.nav-link:hover {
    background: rgba(0,255,157,0.1);
    color: var(--text-primary);
    transform: translateX(5px);
}

.nav-badge {
    margin-left: auto;
    background: rgba(0,255,157,0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 30px;
    font-size: 0.8rem;
    color: var(--accent-primary);
}

.tech-cloud-3d {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    perspective: 1000px;
}

.tech-item {
    padding: 0.6rem 1.2rem;
    background: rgba(0,255,157,0.05);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: all 0.3s;
    cursor: default;
    transform-style: preserve-3d;
}

.tech-item:hover {
    transform: translateZ(20px) rotateX(10deg);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(0,255,157,0.2);
}

.disclaimer-modern {
    background: linear-gradient(135deg, rgba(255,59,59,0.1), rgba(255,159,75,0.1));
    border: 1px solid rgba(255,59,59,0.2);
    border-radius: 24px;
    padding: 2rem;
    margin: 3rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    backdrop-filter: blur(10px);
}

.disclaimer-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.disclaimer-icon {
    font-size: 2.5rem;
    animation: shake 3s infinite;
}

@keyframes shake {
    0%, 100% { transform: rotate(0deg); }
    5% { transform: rotate(10deg); }
    10% { transform: rotate(-10deg); }
    15% { transform: rotate(0deg); }
}

.signature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 1.2rem;
    color: var(--accent-primary);
}

.cursor {
    animation: blink 1s infinite;
    width: 2px;
    height: 1.2rem;
    background: var(--accent-primary);
}

.footer-modern {
    margin-top: 5rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(0,255,157,0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s;
    font-size: 1.2rem;
}

.social-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-5px) rotate(360deg);
}

.footer-links h4 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-primary);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.matrix-code {
    font-family: 'Fira Code', monospace;
    color: #2a3142;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    backdrop-filter: blur(20px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    max-width: 90%;
    max-height: 90vh;
    border: 2px solid var(--accent-primary);
    border-radius: 16px;
    box-shadow: 0 0 50px rgba(0,255,157,0.3);
    animation: modalAppear 0.3s;
}

@keyframes modalAppear {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: var(--text-primary);
    font-size: 3rem;
    cursor: pointer;
    transition: all 0.3s;
}

.modal-close:hover {
    color: var(--accent-primary);
    transform: rotate(90deg);
}

@media (max-width: 1024px) {
    .main-grid {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .glitch-wrapper {
        font-size: 2.5rem;
    }

    .subcategories-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .disclaimer-modern {
        flex-direction: column;
        text-align: center;
    }

    .os-filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .os-filter-btn {
        justify-content: center;
    }
}

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

.gradient-bg {
    background: linear-gradient(270deg, #00ff9d, #7000ff, #ff3b3b);
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-card);
    border: 2px solid var(--accent-primary);
    border-radius: 30px;
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
    box-shadow: 0 0 50px rgba(0, 255, 157, 0.3);
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s;
    line-height: 1;
}

.modal-close:hover {
    color: var(--accent-red);
    transform: rotate(90deg);
}

.modal-card {
    text-align: center;
    padding: 1rem;
}

.modal-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
    color: var(--bg-primary);
    box-shadow: 0 0 30px var(--glow-color);
    animation: modalPulse 2s infinite;
}

@keyframes modalPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.modal-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff, var(--accent-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.modal-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 0.8rem;
}

.modal-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-value {
    color: var(--accent-primary);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: 'Fira Code', monospace;
}

.modal-complete {
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.5);
    border: 1px dashed var(--accent-primary);
    border-radius: 12px;
}

.modal-code {
    color: var(--accent-primary);
    font-size: 1rem;
    font-family: 'Fira Code', monospace;
    word-break: break-all;
}

.modal-copy-btn {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    color: var(--bg-primary);
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.modal-copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--glow-color);
    filter: brightness(1.2);
}

.modal-copy-btn:active {
    transform: translateY(0);
}

.copy-notification {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    z-index: 10000;
    animation: notificationFade 2s ease forwards;
    box-shadow: 0 0 30px var(--glow-color);
}

@keyframes notificationFade {
    0% { opacity: 0; transform: translateX(-50%) translateY(20px); }
    10% { opacity: 1; transform: translateX(-50%) translateY(0); }
    90% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-20px); }
}

@media (max-width: 480px) {
    .modal-content {
        padding: 1.5rem;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .modal-info {
        flex-direction: column;
        gap: 0.3rem;
        text-align: center;
    }
}
/* ===== Responsive movil mejorado (Android / iPhone) - index ===== */
@media (max-width: 768px) {
    html, body { overflow-x: hidden; }
    .container { padding-left: 1rem !important; padding-right: 1rem !important; }
    img { max-width: 100%; height: auto; }
    .glitch-wrapper { font-size: 2.6rem; word-break: break-word; }
    .hero-description { font-size: 1.05rem; }
    .stats-container { flex-wrap: wrap; gap: 1rem; }
    .category-meta { flex-wrap: wrap; gap: 0.4rem 1rem; }
    .category-title { font-size: 1.4rem; }
    .filter-stats { font-size: 0.9rem; }
    .subcategory-header { flex-wrap: wrap; }
    .article-link { font-size: 0.92rem; }
    .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .glitch-wrapper { font-size: 2rem; }
    .hero-description { font-size: 0.98rem; }
    .stat-number { font-size: 2.4rem; }
    .category-title { font-size: 1.2rem; }
    .category-icon { font-size: 1.6rem; }
    .subcategory-title { font-size: 1rem; }
    .article-item .os-badge { display: inline-flex; margin-top: 0.2rem; }
}