/* AI Hustle Engine - Main Stylesheet */
/* Design System: Primary #6366f1, Dark #0f172a, Accent #06b6d4 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    --dark: #0f172a;
    --gray: #64748b;
    --light: #f8fafc;
    --success: #10b981;
    --white: #ffffff;
    --text-muted: #94a3b8;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header & Navigation */
header, .nav-bar {
    background: var(--dark);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #1e293b;
}

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

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    width: 100%;
}

.logo {
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    text-decoration: none;
}

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

nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

nav a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

nav a:hover {
    color: #fff;
}

.nav-bar a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
    margin-left: 24px;
}

.nav-bar a:first-child {
    margin-left: 0;
}

.nav-bar a:hover {
    color: var(--white);
}

.nav-cta {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background: var(--accent);
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600 !important;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: background 0.2s;
}

.nav-cta:hover {
    background: #0891b2 !important;
}

.mobile-cta-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--accent);
    z-index: 99;
    padding: 14px 24px;
}

.mobile-cta-bar a {
    display: block;
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: 700;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #94a3b8;
    border-radius: 2px;
    transition: 0.3s;
}

.mobile-nav {
    display: none;
    background: #1e293b;
    padding: 16px 24px;
    flex-direction: column;
    gap: 12px;
}

.mobile-nav a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.95rem;
    padding: 8px 0;
    border-bottom: 1px solid #334155;
}

.mobile-nav.open {
    display: flex;
}

@media (max-width: 768px) {
    nav { display: none; }
    .hamburger { display: flex; }
    .nav-bar div { display: none; }
    .nav-bar .hamburger { display: flex; }
    .mobile-cta-bar { display: block; }
    body { padding-bottom: 60px; }
}

/* Blog Landing Page Styles */
.blog-hero {
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
}

.blog-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.blog-hero p {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.blog-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 24px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid #e2e8f0;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.blog-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.blog-card-content {
    padding: 24px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.875rem;
    color: var(--gray);
}

.blog-card-category {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card h2 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-card h2 a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-card h2 a:hover {
    color: var(--primary);
}

.blog-card .excerpt {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.blog-card .read-more {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s;
}

.blog-card .read-more:hover {
    gap: 10px;
}

/* Blog Detail Page Styles */
.blog-post-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 24px;
}

.back-to-blog {
    margin-bottom: 30px;
}

.back-to-blog a {
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.2s;
}

.back-to-blog a:hover {
    color: var(--primary);
}

.blog-post-header {
    margin-bottom: 40px;
}

.blog-post-title {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--dark);
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--gray);
    font-size: 0.9rem;
}

.blog-post-meta .author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.blog-post-meta .author-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 0.875rem;
}

.blog-post-intro {
    font-size: 1.25rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 40px;
    padding: 24px 0;
    border-top: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
}

.blog-post-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 20px;
    color: var(--dark);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}

.blog-post-content p {
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
    color: #374151;
}

.blog-post-content ul, .blog-post-content ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.blog-post-content li {
    margin-bottom: 8px;
    font-size: 1.05rem;
    line-height: 1.7;
    color: #374151;
}

.blog-post-content strong {
    color: var(--dark);
    font-weight: 600;
}

/* Blog CTA Box */
.blog-cta-box {
    margin-top: 60px;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 16px;
    text-align: center;
    color: var(--white);
}

.blog-cta-box h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--white);
}

.blog-cta-box p {
    font-size: 1.1rem;
    margin-bottom: 24px;
    opacity: 0.95;
}

.blog-cta-box .btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--white);
    color: var(--primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.blog-cta-box .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Social Share */
.blog-share {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #e2e8f0;
}

.blog-share h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 16px;
}

.share-buttons {
    display: flex;
    gap: 12px;
}

.share-btn {
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: opacity 0.2s;
}

.share-btn:hover {
    opacity: 0.9;
}

.share-btn.twitter {
    background: #1da1f2;
    color: var(--white);
}

.share-btn.linkedin {
    background: #0077b5;
    color: var(--white);
}

.share-btn.copy {
    background: #e2e8f0;
    color: var(--dark);
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 40px 24px;
    text-align: center;
}

footer p {
    margin-bottom: 8px;
    color: var(--text-muted);
}

footer a {
    color: var(--primary);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
        padding: 40px 16px;
    }
    
    .blog-hero {
        padding: 60px 16px 40px;
    }
    
    .blog-post-container {
        padding: 24px 16px;
    }
    
    .blog-post-title {
        font-size: 1.75rem;
    }
    
    .blog-post-intro {
        font-size: 1.1rem;
    }
    
    .blog-cta-box {
        padding: 30px 20px;
    }
    
    .nav-bar .container {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .nav-bar a {
        margin-left: 16px;
    }
}

@media (max-width: 480px) {
    .blog-card-content {
        padding: 20px;
    }
    
    .blog-card h2 {
        font-size: 1.1rem;
    }
    
    .blog-post-content h2 {
        font-size: 1.4rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }