/* Blog Styles */
:root {
    --primary-bg: #0B1321;
    --secondary-bg: #1A2332;
    --accent-color: #4AE290;
    --text-color: #ffffff;
    --secondary-text: #8B95A5;
    --card-bg: rgba(26, 35, 50, 0.7);
    --glass-bg: rgba(26, 35, 50, 0.7);
    --glass-blur: 12px;
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    --heading-font: 'Space Grotesk', system-ui, -apple-system, sans-serif;
    --mono-font: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;
    --font-family-base: var(--font-family);
    --line-height-base: 1.6;
}

/* Performance Optimizations */
* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

/* Base Styles */
body {
    font-family: var(--font-family);
    font-weight: 400;
    letter-spacing: -0.01em;
    background: linear-gradient(
        45deg,
        var(--primary-bg),
        #132339,
        #1c2b3e,
        var(--primary-bg)
    );
    background-size: 200% 200%;
    animation: gradientBG 20s linear infinite;
    color: var(--text-color);
    line-height: var(--line-height-base);
    min-height: 100vh;
    will-change: background-position;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

/* Container */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
}

/* Main Content */
main[role="main"] {
    flex: 1;
    width: 100%;
    padding-top: 5rem;
}

.blog-main {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 1rem;
    position: relative;
}

/* Blog Hero */
.blog-hero {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 2rem;
    padding: 0;
    position: relative;
}

.blog-hero h1 {
    font-family: var(--heading-font);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 2rem;
    background: linear-gradient(120deg, var(--text-color) 20%, var(--accent-color) 80%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.1);
    letter-spacing: -0.02em;
    line-height: 1.1;
    position: relative;
    text-transform: uppercase;
}

.blog-hero h1::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

.blog-hero p {
    font-family: var(--font-family);
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    line-height: var(--line-height-base);
    color: var(--secondary-text);
    margin-bottom: 1.5rem;
    font-weight: 400;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Category Section */
.category-section {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
    text-align: center;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 1rem;
}

/* Blog Cards */
.blog-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card .card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.blog-card .card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card .card-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(74, 226, 144, 0.1);
    color: var(--accent-color);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.blog-card h2 {
    font-family: var(--heading-font);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
    margin: 0 0 1rem;
    color: var(--text-color);
}

.blog-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--secondary-text);
    margin: 0 0 1.5rem;
    flex-grow: 1;
}

.blog-card .card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--secondary-text);
    margin-bottom: 1rem;
}

.blog-card .read-more {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: transform 0.2s ease;
}

.blog-card .read-more:hover {
    transform: translateX(5px);
}

/* Filter Button Animations */
.click-circle {
    position: absolute;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 100%);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    pointer-events: none;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0);
    animation: buttonClick 0.4s ease-out;
}

@keyframes buttonClick {
    from {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0);
    }
    to {
        opacity: 0;
        transform: translate(-50%, -50%) scale(2);
    }
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    width: 100px;
    height: 100px;
    margin-top: -50px;
    margin-left: -50px;
    animation: ripple 1s;
    pointer-events: none;
}

@keyframes ripple {
    from {
        transform: scale(0);
        opacity: 1;
    }
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--accent-color);
    background: transparent;
    color: var(--text-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-color);
    color: var(--primary-bg);
}

/* Glassmorphism Effect */
.glassmorphism {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container {
        padding: 0;
        max-width: 100%;
    }

    .blog-main {
        padding: 3rem 1rem;
    }

    .blog-hero p {
        font-size: 1rem;
        padding: 0 0.5rem;
    }

    .blog-grid {
        padding: 0.5rem;
    }
}

@media screen and (max-width: 768px) {
    .container {
        padding: 0.5rem;
    }
}

@media screen and (max-width: 400px) {
    .container {
        padding: 0.25rem;
    }
}