/*
Theme Name: Burhan Karabacak Personal
Theme URI: https://burhankarabacak.com
Author: Burhan Karabacak
Author URI: https://burhankarabacak.com
Description: Modern ve minimal kişisel website teması
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: burhan-theme
*/

:root {
    --color-primary: #2c3e50;
    --color-secondary: #3498db;
    --color-accent: #e74c3c;
    --color-text: #2c3e50;
    --color-text-light: #6c757d;
    --color-bg: #fdfcfb;
    --color-bg-alt: #f8f9fa;
    --color-border: #e9ecef;
    --color-white: #ffffff;
    
    --font-display: 'Crimson Pro', serif;
    --font-body: 'Work Sans', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
}

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

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(253, 252, 251, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: var(--transition);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: var(--transition);
}

.logo:hover {
    color: var(--color-secondary);
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    position: relative;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

/* Sections */
.section {
    padding: 120px 0;
}

/* Hero Section */
.home-section {
    padding-top: 180px;
}

.hero {
    margin-bottom: 100px;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 300;
    color: var(--color-primary);
    margin-bottom: 24px;
    letter-spacing: -0.03em;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Section Headers */
.section-header {
    margin-bottom: 60px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.header-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
    border-radius: 2px;
}

/* Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
}

.post-card {
    background: var(--color-white);
    border-radius: 12px;
    padding: 32px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.post-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-secondary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.post-card.visualize::before {
    background: var(--color-accent);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card:hover::before {
    transform: scaleX(1);
}

.post-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-secondary);
    margin-bottom: 16px;
}

.post-card.visualize .post-category {
    color: var(--color-accent);
}

.post-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 12px;
    line-height: 1.4;
}

.post-excerpt {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.post-date {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.read-more {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.post-card.visualize .read-more {
    color: var(--color-accent);
}

.read-more:hover {
    transform: translateX(4px);
}

/* Blog Grid */
.articles-section {
    background: var(--color-bg-alt);
}

.visualize-section {
    background: var(--color-bg);
}

.blog-grid {
    display: grid;
    gap: 48px;
}

.blog-post {
    background: var(--color-white);
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.blog-post:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.blog-post-header {
    margin-bottom: 20px;
}

.blog-post .post-date {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 400;
}

.blog-post-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.blog-post-excerpt {
    font-size: 1.05rem;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 24px;
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-secondary);
    text-decoration: none;
    transition: var(--transition);
    padding: 10px 20px;
    border: 2px solid var(--color-secondary);
    border-radius: 8px;
}

.blog-read-more:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    transform: translateX(4px);
}

/* About Section */
.about-section {
    background: var(--color-bg-alt);
}

.about-content {
    max-width: 800px;
}

.about-image {
    margin: 30px 0;
    border-radius: 12px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-description {
    margin-bottom: 30px;
}

.about-text h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--color-primary);
    font-weight: 600;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 40px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 10px;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.social-link:hover {
    border-color: var(--color-secondary);
    color: var(--color-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.social-link svg {
    flex-shrink: 0;
}

/* Footer */
.footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: 40px 0;
    text-align: center;
}

.footer p {
    font-size: 0.95rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 73px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        gap: 0;
        padding: 20px 24px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: 12px 0;
        width: 100%;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .home-section {
        padding-top: 120px;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .blog-post-title {
        font-size: 1.5rem;
    }
    
    .blog-post {
        padding: 28px;
    }
    
    .social-links {
        flex-direction: column;
    }
    
    .social-link {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .post-card,
    .blog-post {
        padding: 24px;
    }
}