* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
}

:root {
    --primary-rgb: 0, 255, 255;
    --secondary-rgb: 255, 0, 255;
    --accent-rgb: 255, 255, 0;
    --bg-dark: 10, 10, 10;
    --bg-card: 26, 26, 26;
    --text-light: #ffffff;
    --text-dim: #cccccc;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a1a 25%, #0a1a1a 50%, #1a1a0a 75%, #0a0a0a 100%);
    background-size: 400% 400%;
    animation: gradientShift 20s ease infinite;
    min-height: 100vh;
    overflow-x: hidden;
}

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

/* Performance optimization */
.news-card, .article-detail, .cat-btn, .search-box button, .reload-btn {
    will-change: auto;
}

.news-card:hover {
    will-change: transform;
}



/* Header Styles */
header {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.reload-btn {
    padding: 0.7rem 1.8rem;
    background: #ffff00;
    color: #000;
    border: 2px solid #ffff00;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.reload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(var(--accent-rgb), 0.4);
}

.logo a {
    font-size: 2rem;
    font-weight: bold;
    color: #00ffff;
    text-decoration: none;
}

.search-box {
    display: flex;
    gap: 0.5rem;
}

.search-box input {
    padding: 0.8rem 1.2rem;
    background: rgba(var(--bg-card), 0.8);
    border: 2px solid rgba(var(--primary-rgb), 0.3);
    border-radius: 25px;
    color: var(--text-light);
    width: 350px;
    font-size: 1rem;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-box input:focus {
    outline: none;
    border-color: rgba(var(--primary-rgb), 1);
    box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.5);
}

.search-box button {
    padding: 0.8rem 2rem;
    background: #00ffff;
    color: #000;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.search-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(var(--primary-rgb), 0.4);
}

.categories {
    display: flex;
    gap: 1rem;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    border-top: 1px solid rgba(var(--primary-rgb), 0.2);
}

.cat-btn {
    padding: 0.7rem 1.8rem;
    background: rgba(var(--bg-card), 0.6);
    border: 2px solid rgba(var(--primary-rgb), 0.3);
    border-radius: 25px;
    color: var(--text-light);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cat-btn:hover {
    border-color: rgba(var(--primary-rgb), 0.7);
    transform: translateY(-2px);
}

.cat-btn.active {
    border-color: #00ffff;
    background: rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

main {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 5%;
    position: relative;
    z-index: 10;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2.5rem;
}

.news-card {
    background: rgba(40, 40, 45, 0.95);
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
    position: relative;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 255, 0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}

.news-card:hover {
    transform: translateY(-25px);
    box-shadow: 0 35px 70px rgba(0, 255, 255, 0.7), 0 25px 50px rgba(255, 0, 255, 0.5), 0 0 40px rgba(0, 255, 255, 0.4);
    border-color: rgba(0, 255, 255, 1);
}

.news-card:hover::before {
    opacity: 1;
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

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

/* Read Article Styling */
.news-card.read-article {
    border-color: #00ff00;
    box-shadow: 0 5px 15px rgba(0, 255, 0, 0.3);
}

.news-card.read-article::after {
    content: '✓ Read';
    position: absolute;
    top: 10px;
    right: 10px;
    background: #00ff00;
    color: #000;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: bold;
    z-index: 3;
}

.news-card.read-article:hover {
    border-color: #00ff00;
    box-shadow: 0 30px 60px rgba(0, 255, 0, 0.5), 0 20px 40px rgba(0, 255, 0, 0.3), 0 0 30px rgba(0, 255, 0, 0.4);
}

.news-card-content {
    padding: 2rem;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.news-card:hover .news-card-content {
    transform: translateY(-5px);
}

.news-card-content .category {
    display: inline-block;
    background: #ff00ff;
    color: #000;
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.news-card:hover .news-card-content .category {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.8);
}

.news-card-content h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    transition: color 0.3s ease;
}

.news-card:hover .news-card-content h3 {
    color: #00d4ff;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.8), 0 0 30px rgba(0, 150, 255, 0.5);
}

.news-card-content p {
    color: var(--text-dim);
    margin-bottom: 1.5rem;
}

.news-card-content .meta {
    color: rgba(var(--text-dim), 0.8);
    font-size: 0.9rem;
}

/* Article Detail Styles */
.article-detail {
    background: rgba(40, 40, 45, 0.95);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.article-detail.politics {
    border-color: #00ffff;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5), 0 10px 40px rgba(0, 255, 255, 0.3);
}

.article-detail.technology {
    border-color: #e4e007;
    box-shadow: 0 0 30px rgba(169, 180, 4, 0.863), 0 10px 40px rgba(0, 255, 255, 0.3);
}

.article-detail.sports {
    border-color: #ff6600;
    box-shadow: 0 0 30px rgba(255, 102, 0, 0.5), 0 10px 40px rgba(255, 102, 0, 0.3);
}

.article-detail.entertainment {
    border-color: #ff00ff;
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.5), 0 10px 40px rgba(255, 0, 255, 0.3);
}

.article-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: flex-end;
}

.edit-btn, .delete-btn {
    padding: 0.6rem 1.5rem;
    border: none;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.edit-btn {
    background: #00ffff;
    color: #000;
}

.edit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 255, 255, 0.4);
}

.delete-btn {
    background: #ff4444;
    color: #fff;
}

.delete-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 68, 68, 0.4);
}

/* Delete button on news cards */
.news-card .delete-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10;
    padding: 0.5rem 0.8rem;
    font-size: 0.9rem;
    background: #ff4444;
    color: #fff;
    border: none;
    border-radius: 15px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(255, 68, 68, 0.3);
}

.news-card .delete-btn:hover {
    background: #ff0000;
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(255, 68, 68, 0.5);
}

.article-detail img {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
    border-radius: 15px;
    margin: 1.5rem auto;
    display: block;
    background: rgba(0, 0, 0, 0.5);
}

.article-detail .category {
    display: inline-block;
    background: #ff00ff;
    color: #000;
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.article-detail h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.article-detail .meta {
    color: var(--text-dim);
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.article-detail .content {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1.1rem;
}

.related-news {
    margin-top: 4rem;
}

.related-news h2 {
    color: var(--text-light);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

footer {
    background: linear-gradient(135deg, rgb(10, 10, 10), rgb(26, 26, 26));
    color: var(--text-light);
    text-align: center;
    padding: 3rem;
    margin-top: auto;
    border-top: 1px solid rgba(var(--primary-rgb), 0.3);
    position: relative;
    z-index: 100;
    font-weight: bold;
}

footer p {
    text-align: center;
}

footer a {
    text-decoration: underline;
    text-decoration-line: underline;
    display: inline-block;
}

/* Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

.pulse {
    animation: pulse 3s ease-in-out;
}

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

.glow-on-hover:hover {
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
}

/* Particle Animations */
/* Particle Animations */
.rising-bubble {
    position: fixed;
    bottom: -100px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.6), rgba(var(--secondary-rgb), 0.3));
    border: 2px solid rgba(var(--primary-rgb), 0.7);
    border-radius: 50%;
    pointer-events: none;
    animation: rise linear;
    z-index: 1;
    box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.5), inset 0 0 15px rgba(var(--primary-rgb), 0.3);
}

@keyframes rise {
    to {
        bottom: 100vh;
        opacity: 0;
    }
}

.star {
    position: fixed;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    box-shadow: 0 0 2px white;
}

.star-float {
    animation: starFloat ease-in-out infinite;
}

.star-drift {
    animation: starDrift ease-in-out infinite;
}

.star-sway {
    animation: starSway ease-in-out infinite;
}

@keyframes starFloat {
    0%, 100% { 
        opacity: 0.3; 
        transform: translate(0, 0) scale(1); 
    }
    25% { 
        opacity: 0.8; 
        transform: translate(10px, -10px) scale(1.3); 
    }
    50% { 
        opacity: 1; 
        transform: translate(0, -20px) scale(1.5); 
    }
    75% { 
        opacity: 0.8; 
        transform: translate(-10px, -10px) scale(1.3); 
    }
}

@keyframes starDrift {
    0%, 100% { 
        opacity: 0.4; 
        transform: translate(0, 0) scale(1); 
    }
    33% { 
        opacity: 0.9; 
        transform: translate(-15px, 10px) scale(1.4); 
    }
    66% { 
        opacity: 1; 
        transform: translate(15px, -5px) scale(1.6); 
    }
}

@keyframes starSway {
    0%, 100% { 
        opacity: 0.5; 
        transform: translateX(0) scale(1); 
    }
    50% { 
        opacity: 1; 
        transform: translateX(20px) scale(1.5); 
    }
}





/* Loading States */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

/* Touch Device Optimizations */
.touch-device .news-card:active {
    transform: scale(0.98);
}

/* Upload Page Styles */
.upload-container {
    width: 90%;
    max-width: 800px;
    margin: 2rem auto;
    background: rgba(var(--bg-card), 0.8);
    border-radius: 20px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    box-sizing: border-box;
}

.upload-container h1 {
    color: #00ffff;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-light);
    font-weight: 600;
    font-size: 1.1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    background: rgba(var(--bg-dark), 0.6);
    border: 2px solid rgba(var(--primary-rgb), 0.3);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00ffff;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.submit-btn {
    padding: 1rem 2rem;
    background: linear-gradient(45deg, #00ffff, #ff00ff);
    color: #000;
    border: none;
    border-radius: 25px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.5);
}

.submit-btn:active, .reset-btn:active {
    transform: translateY(0);
}

.success-message {
    text-align: center;
    padding: 3rem;
}

.success-message h2 {
    color: #00ff00;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.success-message p {
    color: var(--text-light);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.home-btn {
    padding: 1rem 2rem;
    background: #ffff00;
    color: #000;
    border: none;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.home-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 0, 0.4);
}

.reset-btn {
    padding: 1rem 2rem;
    background: linear-gradient(45deg, #666, #444);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.reset-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(100, 100, 100, 0.5);
    background: linear-gradient(45deg, #888, #666);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

/* Enhanced Responsive Design */
/* Extra Small Devices (phones, 320px and up) */
@media (max-width: 480px) {
    .logo a {
        font-size: 1.2rem;
    }
    
    nav {
        padding: 0.5rem 3%;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .search-box {
        flex-direction: column;
        width: 100%;
        gap: 0.3rem;
    }
    
    .search-box input {
        width: 100%;
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .search-box button {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .categories {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 0.5rem 2%;
        gap: 0.5rem;
        -webkit-overflow-scrolling: touch;
    }
    
    .cat-btn {
        padding: 0.5rem 1.2rem;
        font-size: 0.8rem;
        white-space: nowrap;
        min-width: fit-content;
    }
    
    .reload-btn {
        padding: 0.5rem 1.2rem;
        font-size: 0.8rem;
    }
    
    main {
        padding: 0 2%;
        margin: 1rem auto;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .news-card {
        border-radius: 15px;
    }
    
    .news-card img {
        height: 120px;
    }
    
    .news-card-content {
        padding: 1rem;
    }
    
    .news-card-content h3 {
        font-size: 1.1rem;
        line-height: 1.3;
    }
    
    .article-detail {
        margin: 0.5rem;
        padding: 1rem;
        border-radius: 15px;
    }
    
    .article-detail h1 {
        font-size: 1.8rem;
        line-height: 1.2;
    }
    
    .article-detail img {
        height: 200px;
        margin: 1rem 0;
    }
    
    .article-actions {
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    .edit-btn, .delete-btn {
        width: 100%;
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    
    footer {
        padding: 2rem 1rem;
        font-size: 0.9rem;
    }
    
    .upload-container {
        width: 95%;
        max-width: none;
        padding: 1rem;
        margin: 0.5rem auto;
        border-radius: 15px;
    }
    
    .upload-container h1 {
        font-size: 1.5rem;
    }
    
    .form-group {
        gap: 0.3rem;
    }
    
    .form-group label {
        font-size: 1rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.8rem;
        font-size: 0.9rem;
        border-radius: 8px;
    }
    
    .form-group textarea {
        min-height: 80px;
    }
    
    .submit-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        margin-top: 0.5rem;
    }
    
    .success-message h2 {
        font-size: 1.5rem;
    }
    
    .success-message p {
        font-size: 1rem;
    }
    
    .home-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
}

/* Small Devices (tablets, 481px to 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 4%;
    }
    
    .search-box {
        flex-direction: row;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .search-box input {
        flex: 1;
    }
    
    .categories {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 1rem 3%;
        -webkit-overflow-scrolling: touch;
    }
    
    .cat-btn {
        white-space: nowrap;
        min-width: fit-content;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .article-detail {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    main {
        padding: 0 3%;
    }
    
    .upload-container {
        width: 92%;
        max-width: 600px;
        padding: 1.5rem;
        margin: 1rem auto;
        border-radius: 15px;
    }
    
    .upload-container h1 {
        font-size: 2rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.9rem;
    }
    
    .submit-btn {
        padding: 0.9rem 1.8rem;
        font-size: 1.1rem;
    }
}

/* Medium Devices (small laptops, 769px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    .search-box input {
        width: 300px;
    }
    
    main {
        padding: 0 4%;
    }
    
    .upload-container {
        width: 85%;
        max-width: 700px;
        padding: 2.5rem;
        margin: 1.5rem auto;
    }
}

/* Large Devices (desktops, 1025px and up) */
@media (min-width: 1025px) {
    .news-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .categories {
        justify-content: center;
    }
    
    .upload-container {
        width: 80%;
        max-width: 800px;
        padding: 3rem;
        margin: 2rem auto;
    }
}

/* Touch Device Optimizations */
.touch-device .news-card:hover {
    transform: none;
}

.touch-device .news-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
}

.touch-device .cat-btn:active,
.touch-device .reload-btn:active,
.touch-device .edit-btn:active,
.touch-device .delete-btn:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
}

/* High DPI Display Support */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .news-card img,
    .article-detail img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Landscape Orientation for Mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .categories {
        padding: 0.5rem 2%;
    }
    
    .cat-btn {
        padding: 0.4rem 1rem;
        font-size: 0.8rem;
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .gradientShift {
        animation: none;
    }
}



/* Print Styles */
@media print {
    header, footer, .categories, .article-actions {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .article-detail {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}