/* ===========================================
   NO LIMITS - Personal Development Blog
   Bold, Empowering, Dynamic Design
   =========================================== */

/* CSS Variables */
:root {
    --electric-blue: #0066ff;
    --vibrant-orange: #ff6600;
    --white: #ffffff;
    --charcoal: #1f2937;
    --light-gray: #f3f4f6;
    --medium-gray: #6b7280;
    --dark-blue: #0052cc;
    --gradient-primary: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
    --gradient-accent: linear-gradient(135deg, #ff6600 0%, #ff8533 100%);
    --gradient-dark: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.7;
    color: var(--charcoal);
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--electric-blue);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--vibrant-orange);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--charcoal);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1.5rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--charcoal);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    font-weight: 600;
    color: var(--charcoal);
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-accent);
    transition: var(--transition);
    border-radius: 2px;
}

nav a:hover::after {
    width: 100%;
}

nav a:hover {
    color: var(--electric-blue);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--charcoal);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 102, 0, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background: var(--gradient-accent);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.15;
}

.hero h1 span {
    color: var(--vibrant-orange);
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 102, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.5);
    color: var(--white);
}

.btn-secondary {
    background: var(--gradient-accent);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255, 102, 0, 0.4);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 102, 0, 0.5);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--charcoal);
}

/* Sections */
section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--medium-gray);
}

/* Featured Articles Grid */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.article-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.article-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.article-card-content {
    padding: 1.5rem;
}

.article-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-bottom: 0.75rem;
}

.article-category {
    color: var(--electric-blue);
    font-weight: 600;
}

.article-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.article-card h3 a {
    color: var(--charcoal);
}

.article-card h3 a:hover {
    color: var(--electric-blue);
}

.article-card p {
    font-size: 0.95rem;
    color: var(--medium-gray);
    margin-bottom: 1rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--electric-blue);
}

.read-more:hover {
    color: var(--vibrant-orange);
    gap: 0.75rem;
}

/* Categories Section */
.categories-section {
    background: var(--light-gray);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.category-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.category-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.category-card p {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-bottom: 0;
}

/* About Preview */
.about-preview {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 4px solid var(--electric-blue);
    border-radius: var(--border-radius);
    z-index: -1;
}

.about-content h2 {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.about-content h2 span {
    color: var(--vibrant-orange);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--light-gray);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--electric-blue);
    margin-bottom: 0.25rem;
}

.stat-item p {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-bottom: 0;
}

/* Newsletter Section */
.newsletter-section {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 4rem 0;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    color: var(--white);
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.newsletter-content p {
    opacity: 0.9;
    margin-bottom: 2rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-form button {
    padding: 1rem 2rem;
    background: var(--gradient-accent);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

/* Blog Page */
.blog-hero {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.blog-hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.blog-hero p {
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.blog-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--white);
    color: var(--charcoal);
}

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

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination a, .pagination span {
    padding: 0.75rem 1.25rem;
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    color: var(--charcoal);
    font-weight: 600;
    transition: var(--transition);
}

.pagination a:hover, .pagination .active {
    background: var(--electric-blue);
    color: var(--white);
    border-color: var(--electric-blue);
}

/* Single Article Page */
.article-header {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.article-header .container {
    max-width: 900px;
}

.article-header h1 {
    color: var(--white);
    font-size: 2.75rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.article-header .article-meta {
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
}

.article-header .article-category {
    color: var(--vibrant-orange);
}

.article-featured-image {
    max-width: 900px;
    margin: -3rem auto 2rem;
    position: relative;
    z-index: 10;
}

.article-featured-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--charcoal);
}

.article-content h3 {
    font-size: 1.375rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.article-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.article-content ul, .article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

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

.article-content blockquote {
    background: var(--light-gray);
    border-left: 4px solid var(--electric-blue);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
    font-size: 1.2rem;
    color: var(--charcoal);
}

.article-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.article-images img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

/* Author Box */
.author-box {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 3rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.author-box img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--white);
    box-shadow: var(--shadow-md);
}

.author-box h4 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.author-box .author-title {
    color: var(--vibrant-orange);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.author-box p {
    font-size: 0.95rem;
    color: var(--medium-gray);
    margin-bottom: 0;
}

/* Related Articles */
.related-articles {
    background: var(--light-gray);
    padding: 4rem 0;
}

.related-articles h2 {
    text-align: center;
    margin-bottom: 2rem;
}

/* About Page */
.about-hero {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 5rem 0;
}

.about-hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.about-hero p {
    opacity: 0.9;
    font-size: 1.25rem;
    max-width: 600px;
}

.about-content-section {
    padding: 4rem 0;
}

.about-grid-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-text h2 span {
    color: var(--vibrant-orange);
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.value-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.value-item h4 {
    color: var(--electric-blue);
    margin-bottom: 0.5rem;
}

.value-item p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Contact Page */
.contact-section {
    padding: 4rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.contact-method h4 {
    margin-bottom: 0.25rem;
}

.contact-method p {
    margin-bottom: 0;
    color: var(--medium-gray);
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--electric-blue);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background: var(--charcoal);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--electric-blue);
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 1.25rem;
    font-size: 1.125rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--vibrant-orange);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: var(--white);
}

/* Privacy, Terms, Sitemap Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.legal-content h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content p {
    margin-bottom: 1rem;
}

.legal-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .featured-grid, .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid, .about-grid-content, .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }
    
    nav {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 1rem;
        padding-top: 1rem;
    }
    
    nav.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .featured-grid, .blog-grid, .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .article-images {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .author-box img {
        margin: 0 auto;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.article-card {
    animation: fadeIn 0.5s ease forwards;
}

.article-card:nth-child(2) { animation-delay: 0.1s; }
.article-card:nth-child(3) { animation-delay: 0.2s; }
.article-card:nth-child(4) { animation-delay: 0.3s; }
.article-card:nth-child(5) { animation-delay: 0.4s; }
.article-card:nth-child(6) { animation-delay: 0.5s; }

/* Utility Classes */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 2rem; }
.mt-4 { margin-top: 4rem; }