/* Minimal Modern Tasarım */

:root {
    --primary: #000;
    --secondary: #666;
    --light: #f5f5f5;
    --border: #e5e5e5;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
}

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

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--primary);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation - Minimal */
.navbar {
    background: #fff !important;
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95) !important;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary) !important;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-link {
    color: var(--secondary) !important;
    font-weight: 400;
    padding: 0.5rem 1rem !important;
    text-decoration: none;
    transition: color 0.2s;
    border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary) !important;
    border-bottom-color: var(--primary);
    background: transparent !important;
}

.nav-link i {
    font-size: 0.875rem;
    margin-right: 0.5rem;
}

.navbar-toggler {
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 0, 0, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Main Content */
.main-content {
    padding-top: 0;
    min-height: calc(100vh - 200px);
}

/* Hero Section - Minimal */
.hero-section {
    background: #fff;
    padding: 6rem 0 4rem;
    border-bottom: 1px solid var(--border);
}

.hero-section h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.hero-section .lead {
    font-size: 1.125rem;
    color: var(--secondary);
    font-weight: 400;
    line-height: 1.8;
    max-width: 600px;
}

.hero-buttons {
    margin-top: 2rem;
}

.btn {
    border-radius: 0;
    font-weight: 500;
    padding: 0.75rem 2rem;
    border: 1px solid var(--primary);
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    color: #fff;
    transform: translateY(-1px);
}

.btn-outline-primary {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: #fff;
}

/* Social Links - Minimal */
.social-links a,
.social-links-hero a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--secondary);
    text-decoration: none;
    transition: color 0.2s;
    font-size: 1.125rem;
}

.social-links a:hover,
.social-links-hero a:hover {
    color: var(--primary);
}

/* Sections */
section {
    padding: 5rem 0;
    border-bottom: 1px solid var(--border);
}

section:last-child {
    border-bottom: none;
}

.bg-light {
    background: var(--light) !important;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.5px;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
}

.display-4 {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -1px;
}

.display-5 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -1px;
}

.lead {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--secondary);
}

/* Cards - Minimal */
.card {
    border: 1px solid var(--border);
    border-radius: 0;
    background: #fff;
    transition: all 0.2s;
    margin-bottom: 2rem;
}

.card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.card-body {
    padding: 2rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary);
}

.card-text {
    color: var(--secondary);
    line-height: 1.7;
}

/* Skills Section - Minimal */
.skill-card {
    background: #fff;
    border: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    transition: all 0.2s;
    margin-bottom: 1.5rem;
}

.skill-card:hover {
    border-color: var(--primary);
}

.skill-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.skill-card h6 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Blog Cards */
.blog-card,
.work-card,
.file-card {
    height: 100%;
    border: 1px solid var(--border);
    border-radius: 0;
}

.blog-card .card-body,
.work-card .card-body,
.file-card .card-body {
    padding: 2rem;
}

/* Buttons */
.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

/* Footer - Minimal */
.footer {
    background: #fff;
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.footer h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.footer .text-muted {
    color: var(--secondary);
    font-size: 0.875rem;
}

.footer .social-link {
    color: var(--secondary);
}

.footer .social-link:hover {
    color: var(--primary);
}

/* About Section */
.profile-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.profile-image i {
    font-size: 4rem;
    color: var(--primary);
}

.skill-item {
    margin-bottom: 1.5rem;
}

.progress {
    height: 4px;
    background: var(--light);
    border-radius: 0;
    overflow: hidden;
}

.progress-bar {
    background: var(--primary);
    border-radius: 0;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-marker {
    position: absolute;
    left: -2rem;
    top: 0.25rem;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
}

/* Contact Form */
.form-control,
.form-select {
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: none;
    outline: none;
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--primary);
    font-size: 0.875rem;
}

.contact-info-card {
    background: var(--light);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border);
    transition: all 0.2s;
    margin-bottom: 1.5rem;
}

.contact-info-card:hover {
    border-color: var(--primary);
}

.contact-info-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

/* Code Animation - Minimal */
.code-animation {
    background: var(--light);
    border: 1px solid var(--border);
    padding: 2rem;
}

.code-block {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--primary);
}

.code-keyword {
    color: var(--primary);
    font-weight: 600;
}

.code-function {
    color: var(--secondary);
}

.code-string {
    color: var(--secondary);
}

/* Divider */
.divider {
    width: 60px;
    height: 2px;
    background: var(--primary);
    margin: 2rem auto;
}

/* Alerts */
.alert {
    border-radius: 0;
    border: 1px solid;
    border-left: 4px solid;
}

.alert-success {
    background: #f0f9f4;
    border-color: #198754;
    color: #198754;
}

.alert-danger {
    background: #fff5f5;
    border-color: #dc3545;
    color: #dc3545;
}

/* Breadcrumb */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 2rem;
}

.breadcrumb-item a {
    color: var(--secondary);
    text-decoration: none;
}

.breadcrumb-item.active {
    color: var(--primary);
}

/* Pagination */
.pagination .page-link {
    border: 1px solid var(--border);
    color: var(--primary);
    border-radius: 0;
    padding: 0.5rem 1rem;
}

.pagination .page-link:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.pagination .page-item.active .page-link {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .hero-section {
        padding: 4rem 0 3rem;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .navbar {
        padding: 1rem 0;
    }
}

/* Utilities */
.text-muted {
    color: var(--secondary) !important;
}

.shadow-sm {
    box-shadow: none !important;
    border: 1px solid var(--border);
}

/* Remove animations */
.animate-fade-in,
.animate-fade-in-delay,
.animate-fade-in-delay-2,
.animate-fade-in-delay-3 {
    animation: none;
}