@import 'variables.css';

/* Layout Components */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-s) 0;
    transition: var(--transition);
}

.site-header.scrolled {
    padding: var(--space-xs) 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--clr-text-main);
}

.logo span {
    color: var(--clr-primary);
}

.nav-links {
    display: flex;
    gap: var(--space-m);
    list-style: none;
}

.nav-link {
    font-weight: 500;
    color: var(--clr-text-muted);
}

.nav-link:hover,
.nav-link.active {
    color: var(--clr-primary);
}

/* Hero Section */
.hero {
    padding: var(--space-xl) 0 var(--space-l);
    text-align: center;
    background: radial-gradient(circle at top right, var(--clr-primary-glow), transparent 40%),
        radial-gradient(circle at bottom left, rgba(139, 92, 246, 0.1), transparent 40%);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    margin-bottom: var(--space-m);
    background: linear-gradient(to bottom right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    max-width: 600px;
    margin: 0 auto var(--space-l);
}

/* Blog Cards */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-m);
    padding: var(--space-l) 0;
}

.blog-card {
    border-radius: var(--radius-l);
    overflow: hidden;
    height: 100%;
    transform: translateY(0);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-10px);
    border-color: var(--clr-primary);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
}

.blog-card-image {
    height: 200px;
    background: var(--clr-surface-alt);
    position: relative;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-content {
    padding: var(--space-m);
}

.blog-card-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--clr-primary-glow);
    color: var(--clr-primary);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-s);
}

.blog-card-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-s);
}

.blog-card-excerpt {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--space-l);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-m);
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--clr-primary);
    color: white;
}

.btn-primary:hover {
    background: #2563eb;
    color: white;
    box-shadow: 0 0 20px var(--clr-primary-glow);
}

.btn-outline {
    border: 1px solid var(--clr-surface-alt);
    color: var(--clr-text-main);
}

.btn-outline:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-s);
    }
}