/* Base Theme Variables */
:root {
    /* Colors */
    --primary-color: #2563eb;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --text-color: #333;
    --bg-color: #ecf0f1;
    --card-bg: #fff;
    --success-color: #2ecc71;
    --warning-color: #f1c40f;
    --error-color: #e74c3c;
    --info-color: #3498db;
    
    /* Shadows & Effects */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow: 0 8px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 16px 32px rgba(0,0,0,0.15);
    --shadow-inner: inset 0 2px 4px rgba(0,0,0,0.05);
    --shadow-focus: 0 0 0 3px rgba(52, 152, 219, 0.4);
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Gradients & Special Effects */
    --gradient-bg: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    --gradient-success: linear-gradient(135deg, var(--success-color), var(--primary-color));
    --card-hover-transform: translateY(-8px);
    --card-hover-shadow: var(--shadow-lg);
    --primary-color-rgb: 52, 152, 219;
    --blur-effect: blur(10px);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 1rem;
    --space-4: 1.5rem;
    --space-5: 2rem;
    --space-6: 3rem;
    --space-8: 4rem;
    --space-10: 6rem;
    
    /* Typography */
    --font-sans: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: var(--space-5);
    --section-spacing: var(--space-5);
}

/* Dark Theme */
[data-theme="dark"] {
    --primary-color: #3498db;
    --secondary-color: #1a2639;
    --accent-color: #e74c3c;
    --text-color: #ecf0f1;
    --bg-color: #0f1724;
    --card-bg: rgba(26, 38, 57, 0.8);
    --shadow: 0 8px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 16px 32px rgba(0,0,0,0.4);
    --gradient-bg: linear-gradient(135deg, #2c3e50, #1a2639);
    --blur-effect: blur(16px);
    scrollbar-color: var(--primary-color) var(--bg-color);
    color-scheme: dark;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    height: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-sans);
    line-height: var(--line-height-relaxed);
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-slow), color var(--transition-slow);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100%;
    position: relative;
    overflow-x: hidden;
}

/* Layout */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--container-padding);
    position: relative;
}

/* Components */
.section {
    background-color: var(--card-bg);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
    margin-bottom: var(--space-4);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--blur-effect);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeIn 0.5s ease-out;
    will-change: transform, box-shadow;
}

.section:hover {
    transform: var(--card-hover-transform);
    box-shadow: var(--card-hover-shadow);
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-bg);
    opacity: 0;
    transition: opacity var(--transition);
}

.section:hover::before {
    opacity: 1;
}

/* Typography */
h1, h2, h3, h4 {
    color: var(--primary-color);
    margin-bottom: var(--space-4);
    line-height: var(--line-height-tight);
    font-weight: var(--font-weight-semibold);
}

h1 { 
    font-size: var(--font-size-4xl);
    letter-spacing: -0.025em;
}

h2 { 
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-medium);
}

h3 {
    font-size: var(--font-size-2xl);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: var(--space-2);
    margin-bottom: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

h3 i {
    color: var(--accent-color);
    font-size: var(--font-size-xl);
}

/* Header Styles */
.header {
    background: var(--gradient-bg);
    color: #fff;
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-5);
    margin-bottom: var(--section-spacing);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--blur-effect);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(255,255,255,0.1) 0%,
        rgba(255,255,255,0.05) 50%,
        rgba(255,255,255,0) 100%
    );
    pointer-events: none;
    transition: opacity var(--transition);
}

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

.header:hover::before {
    opacity: 0.8;
}

.profile-image {
    width: 150px;
    height: 200px;
    border-radius: var(--radius);
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow);
    transition: all var(--transition);
    position: relative;
    z-index: 1;
}

.profile-image:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.5);
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.profile-info h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-2);
    color: #fff;
}

.profile-info h2 {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-3);
}

.contact-info {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

.contact-info a {
    color: #fff;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    background-color: rgba(255, 255, 255, 0.1);
    transition: all var(--transition);
    font-size: var(--font-size-base);
}

.contact-info a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Mobile Styles */
@media (max-width: 768px) {
    .container {
        padding: var(--space-5);
    }

    .header {
        margin-top: var(--space-6);
        flex-direction: column;
        text-align: center;
        padding: var(--space-4);
        gap: var(--space-4);
    }

    body {
        padding: var(--space-4);
    }

    .ust-kontroller-sol {
        top: var(--space-4);
        left: var(--space-4);
    }

    .ust-kontroller-sag {
        top: var(--space-4);
        right: var(--space-4);
    }

    .profile-info {
        align-items: center;
    }

    .profile-info h1 {
        font-size: var(--font-size-2xl);
    }

    .profile-info h2 {
        font-size: var(--font-size-lg);
    }

    .profile-info h2 br {
        display: block;
    }

    .contact-info {
        justify-content: center;
        margin-top: var(--space-3);
    }

    .profile-image {
        width: 120px;
        height: 160px;
    }
}

@media (min-width: 769px) {
    .profile-info h2 br {
        display: none;
    }
    
    .profile-info h2 span.mobile-only {
        display: none;
    }
}

/* Focus Styles */
a:focus-visible,
button:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

/* High Contrast Mode */
@media (forced-colors: active) {
    .header,
    .section,
    .certification-item {
        border: 2px solid CanvasText;
    }

    .profile-image {
        border: 3px solid CanvasText;
    }

    a {
        color: LinkText;
    }
}

/* Print Styles */
@media print {
    body {
        background: none;
        color: black;
    }

    .header,
    .section {
        break-inside: avoid;
        background: none;
        border: 1px solid #000;
        box-shadow: none;
    }

    .profile-image {
        filter: none;
    }

    a {
        text-decoration: underline;
    }

    .theme-toggle,
    .copy-feedback {
        display: none;
    }
}

/* Performance Optimizations */
@supports (content-visibility: auto) {
    .section {
        content-visibility: auto;
        contain-intrinsic-size: 0 500px;
    }
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.education-item, .experience-item, .certification-item {
    margin-bottom: var(--space-3);
    padding: var(--space-4);
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    box-shadow: var(--shadow);
}
.education-item:hover, .experience-item:hover, .certification-item:hover {
    transform: var(--card-hover-transform);
    box-shadow: var(--card-hover-shadow);
}
.education-item h4, .experience-item h4, .certification-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}
.education-item p, .experience-item p, .certification-item p {
    margin-bottom: 0.5rem;
    font-style: italic;
    color: var(--text-color);
}
ul {
    list-style-type: none;
    padding-left: 1.5rem;
}
ul li {
    position: relative;
    margin-bottom: 0.5rem;
}
ul li::before {
    content: '•';
    position: absolute;
    left: -1.5rem;
    color: var(--primary-color);
}
.certification-item {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow);
    transition: all var(--transition) cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(var(--primary-color-rgb), 0.1);
    backdrop-filter: blur(10px);
}
.certification-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-bg);
    opacity: 0;
    transition: opacity var(--transition);
}
.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--primary-color-rgb), 0.3);
}
.certification-item:hover::before {
    opacity: 1;
}
.certification-name {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    font-size: var(--font-size-base);
    color: var(--primary-color);
    font-weight: 500;
}
.certification-name i {
    font-size: var(--font-size-lg);
    color: var(--accent-color);
    transition: transform var(--transition);
}
.certification-item:hover .certification-name i {
    transform: rotate(360deg);
}
.certification-date,
.certification-provider {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--text-color);
    opacity: 0.85;
}
.certification-date i,
.certification-provider i {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    opacity: 0.7;
}
.certification-number-container {
    margin-top: auto;
    padding: var(--space-1) var(--space-2);
    background: rgba(var(--primary-color-rgb), 0.03);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: var(--space-1);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid rgba(var(--primary-color-rgb), 0.05);
    white-space: nowrap;
    overflow: hidden;
}
.certification-number-container:hover {
    background: rgba(var(--primary-color-rgb), 0.08);
    border-color: rgba(var(--primary-color-rgb), 0.1);
}
.certification-number {
    flex: 1;
    font-family: var(--font-sans);
    font-size: calc(var(--font-size-sm) * 0.95);
    color: var(--text-color);
    opacity: 0.75;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    letter-spacing: -0.01em;
}
.certification-number i {
    color: var(--primary-color);
    margin-right: var(--space-1);
    font-size: calc(var(--font-size-sm) * 0.95);
    opacity: 0.6;
}
.copy-feedback {
    font-size: calc(var(--font-size-sm) * 0.9);
    color: var(--accent-color);
    opacity: 0;
    transition: opacity var(--transition);
}
.certification-number-container:active {
    transform: scale(0.98);
}
.certification-number-container:hover .copy-feedback {
    opacity: 1;
}
@media (max-width: 768px) {
    .certification-item {
        padding: var(--space-3);
    }
    
    .certification-name {
        font-size: var(--font-size-sm);
    }
    
    .certification-date,
    .certification-provider {
        font-size: calc(var(--font-size-sm) * 0.95);
    }
    .certification-number-container {
        padding: calc(var(--space-1) * 0.8) var(--space-2);
    }
    
    .certification-number,
    .certification-number i {
        font-size: calc(var(--font-size-sm) * 0.9);
    }
}
@media (prefers-reduced-motion: reduce) {
    .certification-item,
    .certification-item::before,
    .certification-name i {
        transition: none;
    }
}

/* Remove interests styles */
.interests-container,
.interest-item,
.interest-item:hover {
    display: none;
}

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.theme-toggle:hover {
    background-color: var(--secondary-color);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}
.theme-toggle i {
    font-size: 1.2rem;
}
.section h3 i {
    margin-right: 10px;
}
.certification-item i {
    margin-right: 5px;
}
@media (max-width: 768px) {
    :root {
        --container-padding: var(--space-3);
    }
    .header {
        flex-direction: column;
        text-align: center;
        padding: var(--space-4);
    }
    .contact-info {
        justify-content: center;
    }
    .certifications-container {
        grid-template-columns: 1fr;
    }
    .section {
        padding: var(--space-4);
    }
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
    .profile-image {
        width: 150px;
        height: 200px;
    }
    .ust-kontroller-sol,
    .ust-kontroller-sag,
    .dil-butonu,
    .tema-degistir {
        display: none !important;
    }
    .navbar, .nav, .nav-item, .nav-link {
        display: none !important;
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--space-3);
    }

    body {
        padding: var(--space-3);
    }

    .header {
        margin-top: var(--space-4);
    }

    .ust-kontroller-sol {
        top: var(--space-3);
        left: var(--space-3);
    }

    .ust-kontroller-sag {
        top: var(--space-3);
        right: var(--space-3);
    }

    .contact-info a {
        font-size: 1.2rem;
        padding: 0.3rem 0.7rem;
    }
    h1 { font-size: var(--font-size-xl); }
    h2 { font-size: var(--font-size-lg); }
    h3 { font-size: var(--font-size-base); }
    .section {
        padding: var(--space-3);
    }
    .education-item, .experience-item, .certification-item {
        padding: 1rem;
    }
    .profile-image {
        width: 150px;
        height: 200px;
    }
}

.education-timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.education-timeline::after {
    content: none;
}

.education-item {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.education-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.education-logo-container {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    overflow: hidden;
    background-color: #fff;
    border-radius: 50%;
}

.education-logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.education-info {
    flex: 1;
}

.education-info h4 {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    margin: 0 0 5px 0;
}

.education-degree {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.education-year {
    font-size: 0.9rem;
    color: var(--accent-color);
    display: flex;
    align-items: center;
}

.education-year i {
    display: none; /* Takvim simgesini gizle */
}

.education-year span:last-child {
    display: none; /* "Devam ediyor" yazısını gizle */
}

.education-courses {
    margin-top: 1.5rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.courses-toggle {
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background-color: var(--primary-color);
    color: #ffffff;
    transition: all 0.3s ease;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.courses-toggle:hover {
    background-color: var(--secondary-color);
    color: #ffffff;
}

[data-theme="dark"] .courses-toggle {
    background-color: #2980b9;
    color: #ffffff;
}

[data-theme="dark"] .courses-toggle:hover {
    background-color: #2c3e50;
}

.courses-toggle i.fa-chevron-down {
    transition: transform 0.3s ease;
}

.courses-toggle.active i.fa-chevron-down {
    transform: rotate(180deg);
}
.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    padding: 0 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-out, padding 0.5s ease-out;
}

.course-grid.active {
    max-height: 2000px;
    padding: 1rem;
}

.course-card {
    flex: 1 1 calc(33.333% - 1rem);
    min-width: calc(33.333% - 1rem);
    background-color: var(--bg-color);
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
    background-color: var(--primary-color);
    color: #fff;
}

.course-name {
    text-align: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1.2;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

@media (max-width: 768px) {
    .course-card {
        flex: 1 1 calc(50% - 1rem);
        min-width: calc(50% - 1rem);
    }
    .courses-toggle {
        font-size: var(--font-size-sm);
        padding: 0.75rem;
    }
    
    .course-name {
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .course-card {
        flex: 1 1 100%;
        min-width: 100%;
    }
    .courses-toggle {
        font-size: var(--font-size-xs);
        padding: 0.5rem;
    }
    
    .course-name {
        font-size: var(--font-size-xs);
    }
}

.hidden {
    max-height: 0;
    padding: 0 1rem;
    overflow: hidden;
}

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

.ust-kontroller-sol,
.ust-kontroller-sag {
    position: absolute;
    top: 20px;
    z-index: 1000;
}

.ust-kontroller-sol {
    left: 20px;
}

.ust-kontroller-sag {
    right: 20px;
}

.dil-butonu,
.tema-degistir {
    background-color: rgba(44, 62, 80, 0.8);
    color: #ecf0f1;
    border: none;
    padding: 10px 15px;
    border-radius: 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
    font-size: 14px;
    backdrop-filter: blur(5px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.dil-butonu:hover,
.tema-degistir:hover {
    background-color: rgba(52, 73, 94, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}
.dil-butonu i,
.tema-degistir i {
    margin-right: 8px;
    font-size: 16px;
}

@media (max-width: 768px) {
    .ust-kontroller-sol,
    .ust-kontroller-sag {
        top: 10px;
    }
    
    .dil-butonu,
    .tema-degistir {
        padding: 8px 12px;
        font-size: 12px;
    }
}

.certifications-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

@media (max-width: 768px) {
    .certifications-container {
        grid-template-columns: 1fr;
    }
}

.certification-item {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 1rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.certification-name,
.certification-date,
.certification-provider {
    margin-bottom: 0.5rem;
    word-break: break-word;
}

.certification-number-container {
    margin-top: auto;
    word-break: break-all;
}

@media (max-width: 480px) {
    .certifications-container {
        grid-template-columns: 1fr;
    }

    .certification-item {
        padding: 0.8rem;
    }

    .certification-name,
    .certification-date,
    .certification-provider,
    .certification-number-container {
        font-size: 0.9rem;
    }
}

.experience-item {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.experience-item:hover {
    transform: var(--card-hover-transform);
    box-shadow: var(--card-hover-shadow);
}

.experience-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.experience-item p {
    margin-bottom: 0.5rem;
    font-style: italic;
    color: var(--text-color);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.experience-company {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.experience-logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.experience-period {
    font-size: 0.9rem;
    color: var(--accent-color);
}

@media (max-width: 480px) {
    .experience-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .experience-period {
        margin-top: 0.5rem;
    }
}

.copy-feedback {
    display: none;
    margin-left: 5px;
    color: var(--accent-color);
    font-size: 0.8em;
}

.education-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
}

.education-item {
    flex-basis: calc(50% - 0.5rem);
    max-width: calc(50% - 0.5rem);
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .education-item {
        flex-basis: 100%;
        max-width: 100%;
    }
}

.course-link {
    text-decoration: none;
    color: inherit;
    display: block;
    width: 100%;
    height: 100%;
}

.course-card {
    cursor: pointer;
}
.certification-name strong {
    font-weight: 600;
}

/* Özel kaydırma çubuğu stilleri */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background-color: var(--bg-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 10px;
    border: 3px solid var(--bg-color);
    transition: background-color 0.5s ease;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--secondary-color);
}

/* Firefox için özel kaydırma çubuğu */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-color);
    transition: scrollbar-color 0.5s ease;
}

.references-note {
    margin-top: 2rem;
    padding: 1rem;
    background-color: rgba(var(--primary-color-rgb), 0.1);
    border-left: 4px solid var(--primary-color);
    border-radius: 5px;
    font-style: italic;
    color: var(--primary-color);
    transition: var(--transition);
}

.references-note:hover {
    background-color: rgba(var(--primary-color-rgb), 0.2);
    transform: translateX(5px);
}

.profile-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.profile-info h1 {
    margin-bottom: 0.5rem;
}

.desktop-only {
    display: inline;
}

.mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .profile-info h2 {
        line-height: 1.4;
        margin-bottom: var(--space-3);
    }

    .contact-info {
        display: flex;
        gap: var(--space-4);
    }

    .contact-info a {
        padding: var(--space-2) var(--space-3);
        font-size: 1.2rem;
    }
}