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

:root {
    --primary-dark: #0a0a0a;
    --secondary-dark: #141414;
    --accent-cyan: #00f5ff;
    --accent-magenta: #ff00ff;
    --accent-yellow: #f0ff00;
    --text-white: #ffffff;
    --text-gray: #888888;
    --gradient-holographic: linear-gradient(135deg, #00f5ff, #ff00ff, #f0ff00, #00f5ff);
    --gradient-iridescent: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96c93d, #ff6b6b);
}

body {
    font-family: 'Space Grotesk', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 4rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(to bottom, var(--primary-dark), transparent);
    backdrop-filter: blur(10px);
}

.nav-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    letter-spacing: 0.2em;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    font-weight: 700;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-cyan);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-holographic);
    transition: width 0.3s ease;
}

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

.holographic-btn {
    padding: 0.75rem 2rem;
    background: var(--gradient-holographic);
    background-size: 300% 300%;
    animation: holographic-shift 3s ease infinite;
    color: var(--primary-dark);
    border: none;
}

.holographic-btn:hover {
    color: var(--primary-dark);
    transform: scale(1.05);
}

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

/* Holographic Elements */
.holographic {
    background: var(--gradient-holographic);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: holographic-shift 3s ease infinite;
}

.holographic-text {
    background: var(--gradient-holographic);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: holographic-shift 2s ease infinite;
    text-shadow: 0 0 80px rgba(0, 245, 255, 0.5);
}

.holographic-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(0, 245, 255, 0.1) 0%, 
        rgba(255, 0, 255, 0.1) 50%, 
        rgba(240, 255, 0, 0.1) 100%);
    pointer-events: none;
    mix-blend-mode: overlay;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 8rem 4rem 4rem;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    padding-right: 2rem;
}

.tag {
    display: inline-block;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    font-weight: 700;
    padding: 0.5rem 1rem;
    background: var(--accent-cyan);
    color: var(--primary-dark);
    margin-bottom: 2rem;
}

.hero-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 7rem;
    line-height: 0.95;
    letter-spacing: 0.02em;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    max-width: 400px;
    line-height: 1.8;
}

.hero-image {
    position: relative;
    height: 80vh;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.1) saturate(1.2);
}

/* Masonry Grid */
.masonry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding: 4rem;
    grid-auto-flow: dense;
}

.card {
    background: var(--secondary-dark);
    overflow: hidden;
    position: relative;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 245, 255, 0.15);
}

.card-large {
    grid-column: span 2;
    grid-row: span 2;
}

.card-medium {
    grid-column: span 1;
    grid-row: span 2;
}

.card-small {
    grid-column: span 1;
    grid-row: span 1;
}

.card-image {
    position: relative;
    height: 60%;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    filter: contrast(1.1);
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 2rem;
}

.card-content .tag {
    font-size: 0.65rem;
    padding: 0.4rem 0.8rem;
    margin-bottom: 1rem;
}

.card h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    line-height: 1.1;
    letter-spacing: 0.02em;
    margin-bottom: 1rem;
}

.card h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.8rem;
    line-height: 1.1;
    letter-spacing: 0.02em;
}

.card p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Brutalist Elements */
.brutal-bg {
    background: var(--accent-yellow);
    color: var(--primary-dark);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.brutal-bg .tag {
    background: var(--primary-dark);
    color: var(--accent-yellow);
}

.brutal-bg h3 {
    color: var(--primary-dark);
}

.brutal-bg-alt {
    background: var(--accent-magenta);
    color: var(--primary-dark);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.brutal-bg-alt .tag {
    background: var(--primary-dark);
    color: var(--accent-magenta);
}

.brutal-bg-alt h3 {
    color: var(--primary-dark);
}

/* Iridescent Card */
.iridescent-card {
    background: var(--gradient-iridescent);
    background-size: 400% 400%;
    animation: iridescent-flow 8s ease infinite;
}

.iridescent-card .card-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    text-align: center;
}

@keyframes iridescent-flow {
    0% { background-position: 0% 50%; }
    25% { background-position: 100% 0%; }
    50% { background-position: 100% 100%; }
    75% { background-position: 0% 100%; }
    100% { background-position: 0% 50%; }
}

.big-number {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 5rem;
    line-height: 1;
    color: var(--primary-dark);
}

.iridescent-card p {
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Footer */
.footer {
    padding: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 0.2em;
}

.footer p {
    color: var(--text-gray);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.footer-grid-lines {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

/* Article Page */
.article-page {
    padding-top: 100px;
}

.article-hero {
    position: relative;
    height: 70vh;
    overflow: hidden;
}

.article-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.1) saturate(1.1);
}

.article-hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 4rem;
    background: linear-gradient(to top, var(--primary-dark) 0%, transparent 100%);
}

.article-meta {
    display: flex;
    gap: 2rem;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.article-meta span {
    color: var(--text-gray);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

.article-meta .author {
    color: var(--accent-cyan);
    font-weight: 700;
}

.article-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 5rem;
    line-height: 1;
    letter-spacing: 0.02em;
    max-width: 900px;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.article-content p {
    font-size: 1.15rem;
    line-height: 1.9;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.article-content p:first-of-type {
    font-size: 1.35rem;
    color: var(--text-white);
}

.article-content h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    margin: 3rem 0 1.5rem;
    color: var(--text-white);
}

.article-content blockquote {
    border-left: 4px solid var(--accent-cyan);
    padding-left: 2rem;
    margin: 2rem 0;
    font-style: italic;
    font-size: 1.3rem;
    color: var(--text-white);
}

.article-content ul, .article-content ol {
    margin: 2rem 0;
    padding-left: 2rem;
    color: var(--text-gray);
}

.article-content li {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.article-image {
    margin: 3rem 0;
    position: relative;
}

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

.article-image figcaption {
    text-align: center;
    color: var(--text-gray);
    font-size: 0.85rem;
    margin-top: 1rem;
    font-style: italic;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-cyan);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    font-weight: 700;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.back-link:hover {
    gap: 1rem;
}

.related-articles {
    padding: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.related-articles h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

/* Responsive */
@media (max-width: 1200px) {
    .masonry-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .hero-title {
        font-size: 5rem;
    }
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        padding-right: 0;
    }
    
    .hero-subtitle {
        margin: 0 auto;
    }
    
    .hero-image {
        height: 50vh;
    }
    
    .masonry-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 2rem;
    }
    
    .card-large {
        grid-column: span 2;
    }
    
    .nav {
        padding: 1.5rem 2rem;
    }
    
    .nav-links {
        gap: 1.5rem;
    }
}

/* Hamburger Menu Button */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger {
    width: 24px;
    height: 2px;
    background: var(--text-white);
    position: relative;
    transition: all 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-white);
    transition: all 0.3s ease;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--accent-cyan);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
    background: var(--accent-cyan);
}

/* Subscribe Section */
.subscribe-section {
    padding: 6rem 4rem;
    background: var(--secondary-dark);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.subscribe-content {
    max-width: 600px;
    margin: 0 auto;
}

.subscribe-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3.5rem;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.subscribe-text {
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.subscribe-form {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.subscribe-input {
    padding: 1rem 1.5rem;
    font-size: 1rem;
    background: var(--primary-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    min-width: 300px;
    font-family: 'Space Grotesk', sans-serif;
}

.subscribe-input:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

.subscribe-input::placeholder {
    color: var(--text-gray);
}

.subscribe-btn {
    padding: 1rem 2rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    cursor: pointer;
    font-family: 'Space Grotesk', sans-serif;
}

@media (max-width: 600px) {
    .masonry-grid {
        grid-template-columns: 1fr;
    }
    
    .card-large,
    .card-medium {
        grid-column: span 1;
        grid-row: span 1;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 10, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-links.nav-open {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links .nav-link {
        font-size: 1.5rem;
        letter-spacing: 0.2em;
    }
    
    .article-title {
        font-size: 2.5rem;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .subscribe-section {
        padding: 4rem 2rem;
    }
    
    .subscribe-title {
        font-size: 2.5rem;
    }
    
    .subscribe-input {
        min-width: 100%;
    }
}