/* Genel Stiller */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --text-color: #2c3e50;
    --light-bg: #f8f9fa;
    --transition: all 0.3s ease;
    --primary: #1a365d;
    --secondary: #2b6cb0;
    --accent: #3182ce;
    --text: #2d3748;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --bg-dark: #1E293B;
    --success: #38a169;
    --warning: #d69e2e;
    --danger: #e53e3e;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px 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);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Navbar Styles */
.navbar {
    height: 60px;
    padding: 0;
    margin: 10px 0;
    background: rgba(255, 255, 255, 0.98);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    padding: 0;
}

.brand-content {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.doctor-title {
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.doctor-name {
    color: var(--primary);
    font-size: 1.4rem;
    font-weight: 700;
}

.doctor-specialty {
    color: var(--text-light);
    font-size: 0.8rem;
}

.nav-link {
    font-weight: 500;
    color: var(--text) !important;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary) !important;
}

.contact-btn {
    background: var(--gradient);
    color: var(--white) !important;
    border-radius: 30px;
    padding: 0.5rem 1.25rem !important;
    margin-left: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-btn i {
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    position: relative;
    margin: 0;
    padding: 30px 0 0;
    background: var(--bg-light);
}

.hero .container {
    padding: 0;
}

.hero .row {
    margin: 0;
}

.hero-content {
    padding: 2rem 3rem 2rem 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(45,95,154,0.1);
    color: var(--secondary);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    margin-bottom: 2rem;
    font-weight: 500;
}

.hero-badge i {
    color: var(--accent);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary);
}

.highlight {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(230,57,70,0.2);
    z-index: -1;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 500px;
    margin-bottom: 1.5rem;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-item i {
    color: var(--success);
    font-size: 1.2rem;
}

.feature-item span {
    font-weight: 500;
    color: var(--text);
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--gradient);
    border: none;
    color: var(--white);
}

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

.btn-video {
    background: var(--white);
    color: var(--primary);
    border: 2px solid rgba(10,37,64,0.1);
}

.btn-video i {
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.hero-image-column {
    padding: 0;
}

.hero-image-wrapper {
    position: relative;
    padding: 1.5rem;
    margin: 0;
    overflow: hidden;
    border-radius: 30px;
    background: linear-gradient(135deg, var(--bg-light) 0%, #ffffff 100%);
    box-shadow: 
        0 20px 40px rgba(0,0,0,0.1),
        0 0 0 1px rgba(0,0,0,0.05);
}

.hero-image {
    position: relative;
    line-height: 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.02) 80%,
        rgba(10,37,64,0.1) 100%
    );
    z-index: 1;
}

.hero-image img {
    display: block;
    width: 100%;
    height: 600px;
    object-fit: cover;
    object-position: top center;
    margin: 0;
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: scale(1.03);
}

/* Dekoratif elementler */
.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: -10px;
    right: -10px;
    width: 100px;
    height: 100px;
    background: var(--accent);
    opacity: 0.1;
    border-radius: 20px;
    transform: rotate(45deg);
}

.hero-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: -10px;
    width: 70px;
    height: 70px;
    background: var(--primary);
    opacity: 0.1;
    border-radius: 15px;
    transform: rotate(30deg);
}

.experience-cards {
    position: absolute;
    bottom: 40px;
    right: 40px;
    display: flex;
    gap: 1rem;
    z-index: 2;
}

.exp-card {
    background: var(--white);
    padding: 1.2rem 1.8rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.exp-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.exp-text {
    font-size: 1rem;
    color: var(--text-light);
    white-space: nowrap;
}

@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }
    
    .hero-content {
        padding: 2rem 1rem;
    }
    
    .hero-image img {
        height: 500px;
    }
    
    .experience-cards {
        bottom: 20px;
        right: 20px;
    }
    
    .hero-image-wrapper {
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
    
    .hero-content {
        padding: 1.5rem 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-image img {
        height: 400px;
    }
    
    .experience-cards {
        position: static;
        margin-top: 20px;
        justify-content: center;
    }
    
    .exp-card {
        padding: 1rem 1.5rem;
    }
    
    .exp-number {
        font-size: 1.5rem;
    }
    
    .exp-text {
        font-size: 0.8rem;
    }
    
    .hero-image-wrapper {
        padding: 0.75rem;
        border-radius: 20px;
    }
    
    .hero-image {
        border-radius: 15px;
    }
}

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

.hero-content > * {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.hero-content > *:nth-child(1) { animation-delay: 0.2s; }
.hero-content > *:nth-child(2) { animation-delay: 0.4s; }
.hero-content > *:nth-child(3) { animation-delay: 0.6s; }
.hero-content > *:nth-child(4) { animation-delay: 0.8s; }

/* Diğer bölümler için ek stiller eklenecek */

/* Cards */
.card {
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card i {
    font-size: 2.5rem;
    color: #3498db;
}

/* Sections */
section {
    padding: 2rem 0;
}

section h2 {
    color: #2c3e50;
    margin-bottom: 3rem;
}

/* İletişim Form */
.form-control {
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    font-size: 1rem;
    background: var(--bg-light);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
}

.form-control:focus {
    border-color: var(--accent);
    background: var(--white);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.form-control::placeholder {
    color: var(--text-light);
    opacity: 0.7;
}

/* Footer */
footer {
    background-color: #2c3e50;
}

/* Animations */
.card, .btn, .form-control {
    transition: all 0.3s ease;
}

/* List Styles */
ul {
    list-style-type: none;
    padding-left: 0;
}

ul li {
    margin-bottom: 0.5rem;
}

/* Images */
.img-fluid {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Credentials Section */
.credentials {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 5px;
}

.credentials h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Hakkımda Section Styles */
#hakkimda {
    padding-top: 1rem;
}

.about-image {
    position: relative;
    margin-bottom: 2rem;
}

.about-image img {
    width: 100%;
    height: 550px;
    object-fit: cover;
    object-position: top;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.section-title {
    margin-bottom: 2rem;
}

.experience-card {
    position: absolute;
    top: 20px;
    right: 20px;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 2;
}

.exp-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.exp-icon i {
    color: white;
    font-size: 1.2rem;
}

.exp-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.2;
}

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

.specialization-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.specialization-list li {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    position: relative;
}

.specialization-list i {
    position: absolute;
    left: 0;
    top: 0.25rem;
    color: var(--primary);
}

.specialization-list span {
    display: block;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.specialization-list small {
    color: var(--text-light);
    opacity: 0.8;
}

.current-position {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 2rem;
}

.current-position h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.current-position i {
    color: var(--accent);
    margin-right: 0.5rem;
}

.current-position small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-light);
    opacity: 0.8;
}

@media (max-width: 991px) {
    .about-image {
        margin-bottom: 1.5rem;
    }
    
    .education-timeline {
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .about-image img {
        height: 400px;
    }
    
    .experience-card {
        top: 15px;
        right: 15px;
        padding: 0.75rem 1.2rem;
    }
    
    .exp-icon {
        width: 35px;
        height: 35px;
    }
    
    .exp-text {
        font-size: 1rem;
    }
    
    .exp-level {
        font-size: 0.8rem;
    }
}

/* Timeline Modern Tasarım */
.education-timeline {
    padding: 4rem 0;
    position: relative;
    background: var(--white);
}

.timeline.horizontal {
    display: flex;
    justify-content: space-between;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.timeline.horizontal::before {
    content: '';
    position: absolute;
    top: 120px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
    opacity: 0.1;
}

.timeline-item {
    position: relative;
    flex: 1;
    padding: 0 1.5rem;
    text-align: center;
}

.timeline-marker {
    width: 100px;
    height: 100px;
    background: var(--white);
    border-radius: 50%;
    margin: 70px auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--primary);
    transition: all 0.3s ease;
}

.timeline-marker i {
    font-size: 2.5rem;
    color: var(--primary);
    transition: all 0.3s ease;
}

.timeline-marker::after {
    content: '';
    position: absolute;
    top: -70px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 70px;
    background: var(--primary);
    opacity: 0.1;
}

.timeline-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.timeline-date {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--primary);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-content h4 {
    color: var(--primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* Hover Efektleri */
.timeline-item:hover .timeline-marker {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.timeline-item:hover .timeline-marker i {
    color: var(--accent);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Timeline Responsive */
@media (max-width: 991px) {
    .timeline.horizontal {
        flex-direction: column;
        align-items: center;
        padding: 0 1rem;
    }

    .timeline-item {
        width: 100%;
        max-width: 500px;
        margin-bottom: 3rem;
    }

    .timeline.horizontal::before {
        display: none;
    }

    .timeline-marker::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .timeline-marker {
        width: 80px;
        height: 80px;
        margin: 40px auto 20px;
    }

    .timeline-marker i {
        font-size: 2rem;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .timeline-content h4 {
        font-size: 1.1rem;
    }
}

/* Video Section Styles */
.video-section {
    background: var(--bg-light);
    padding: 5rem 0;
}

.video-section .section-title {
    position: relative;
    margin-bottom: 3rem;
}

.video-section .subtitle {
    display: block;
    color: var(--accent);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.video-wrapper {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 1rem;
}

.video-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-description {
    padding: 1.25rem;
    background: var(--white);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.video-description h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.8em;
}

.video-description p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

@media (max-width: 1200px) {
    .video-description h3 {
        font-size: 1rem;
    }
    
    .video-description p {
        font-size: 0.8rem;
    }
}

@media (max-width: 991px) {
    .video-wrapper {
        margin-bottom: 1.5rem;
    }
    
    .col-lg-4 {
        width: 50%;
    }
}

@media (max-width: 768px) {
    .video-section {
        padding: 3rem 0;
    }
    
    .col-lg-4 {
        width: 100%;
    }
    
    .video-description {
        padding: 1rem;
    }
}

/* İletişim Section Styles */
.contact-info p {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-info i {
    color: var(--primary);
    font-size: 1.2rem;
    margin-top: 0.25rem;
}

.contact-info span {
    flex: 1;
}

.contact-info a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--accent);
}

.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    transition: var(--transition-normal);
}

.map-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid var(--accent);
    border-radius: var(--radius-xl);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 1;
}

.map-container:hover {
    transform: translateY(-5px);
}

.map-container:hover::before {
    opacity: 1;
}

.map-container iframe {
    width: 100%;
    height: 450px;
    border: none;
    position: relative;
    z-index: 2;
}

@media (max-width: 768px) {
    .contact-info {
        margin-bottom: 2rem;
    }
    
    .map-container {
        margin-bottom: 2rem;
    }
}

/* Tab Styles */
.nav-tabs {
    border: none;
    margin-bottom: 2rem;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: 30px;
    padding: 0.8rem 2rem;
    color: var(--text-color);
    transition: var(--transition);
    margin-right: 1rem;
}

.nav-tabs .nav-link:hover {
    background: rgba(52, 152, 219, 0.1);
}

.nav-tabs .nav-link.active {
    background: var(--secondary-color);
    color: white;
}

/* Publications Styles */
.publications-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.publication-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.publication-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-accent);
    border-radius: var(--radius-sm);
}

.publication-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.publication-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.publication-year::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: var(--radius-sm);
}

.publication-content {
    margin-left: 1rem;
}

.publication-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.publication-tags .tag {
    background: var(--bg-light);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition-normal);
}

.publication-tags .tag:hover {
    background: var(--accent);
    color: var(--white);
    transform: translateY(-2px);
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .timeline.horizontal {
        flex-direction: column;
        padding: 2rem 0;
    }
    
    .timeline-item {
        margin-bottom: 2rem;
    }
    
    .timeline.horizontal::before {
        display: none;
    }
    
    .publications-list {
        grid-template-columns: 1fr;
    }
    
    .video-description {
        padding: 1.5rem;
    }
    
    .map-container iframe {
        height: 350px;
    }
}

/* Instagram Section Styles */
.instagram-section {
    background: var(--white);
    padding: 5rem 0;
    position: relative;
}

.instagram-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.2;
}

.instagram-wrapper {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.instagram-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.instagram-wrapper iframe {
    border: none !important;
    width: 100% !important;
    min-height: 450px;
}

@media (max-width: 991px) {
    .instagram-wrapper {
        margin-bottom: 2rem;
    }
    
    .col-lg-4 {
        width: 50%;
    }
    
    .instagram-wrapper iframe {
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .instagram-section {
        padding: 3rem 0;
    }
    
    .col-lg-4 {
        width: 100%;
    }
    
    .instagram-wrapper iframe {
        min-height: 350px;
    }
}

/* Instagram Cards */
.instagram-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.instagram-link {
    text-decoration: none;
    color: var(--text);
    display: block;
    height: 100%;
}

.instagram-link:hover .instagram-card {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.instagram-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.instagram-header i {
    font-size: 2rem;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.instagram-header span {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text);
}

.instagram-body p {
    color: var(--accent);
    font-weight: 500;
    margin: 0;
}

@media (max-width: 991px) {
    .instagram-card {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .instagram-card {
        padding: 1rem;
    }
    
    .instagram-header i {
        font-size: 1.5rem;
    }
    
    .instagram-header span {
        font-size: 1rem;
    }
}

/* Sosyal Medya Kartı */
.social-card {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-icon {
    margin-bottom: 2rem;
}

.social-icon i {
    font-size: 4rem;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.social-content h3 {
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.social-content p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.btn-follow {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 30px;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-follow:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    color: var(--white);
}

.btn-follow i {
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .social-card {
        padding: 2rem;
    }
    
    .social-icon i {
        font-size: 3rem;
    }
    
    .social-content h3 {
        font-size: 1.25rem;
    }
    
    .btn-follow {
        padding: 0.75rem 1.5rem;
    }
}

/* Instagram Section Styles */
.social-strip {
    background: var(--white);
    border-radius: 15px;
    padding: 1.5rem 2rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.social-strip::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.social-strip-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.social-icon i {
    font-size: 2.5rem;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.social-text {
    margin-right: 2rem;
}

.social-text h3 {
    color: var(--primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.social-text p {
    color: var(--text-light);
    margin: 0.25rem 0 0 0;
    font-size: 0.9rem;
}

.btn-follow {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-follow:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    color: var(--white);
}

.btn-follow i {
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .social-strip {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1.5rem;
        text-align: center;
    }
    
    .social-strip-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .social-text {
        margin-right: 0;
    }
    
    .social-icon i {
        font-size: 2rem;
    }
    
    .social-text h3 {
        font-size: 1.1rem;
    }
    
    .btn-follow {
        width: 100%;
        justify-content: center;
    }
}

/* Publications Styles */
.publications-section {
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.publications-section h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.publication-item {
    padding: 1rem;
    background: var(--light);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.publication-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.publication-content h4 {
    color: var(--dark);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.publication-content .authors {
    color: var(--primary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.publication-content .journal,
.publication-content .conference {
    color: var(--gray);
    font-size: 0.9rem;
    font-style: italic;
    margin-bottom: 0.25rem;
}

.publication-content .doi {
    color: var(--primary);
    font-size: 0.85rem;
}

.thesis-section {
    margin-top: 1rem;
}

.thesis-item {
    padding: 1rem;
    background: var(--light);
    border-radius: 6px;
    margin-bottom: 1rem;
}

.thesis-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.thesis-author,
.thesis-university {
    color: var(--gray);
    font-size: 0.9rem;
}

.book-item {
    padding: 1rem;
    background: var(--light);
    border-radius: 6px;
}

.book-item h4 {
    color: var(--dark);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.book-details,
.publisher,
.editor,
.isbn {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.project-item {
    padding: 1rem;
    background: var(--light);
    border-radius: 6px;
}

.project-item h4 {
    color: var(--dark);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.project-details,
.project-team,
.project-date {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.membership-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.membership-list li {
    padding: 0.75rem 1rem;
    background: var(--light);
    border-radius: 6px;
    margin-bottom: 0.5rem;
    color: var(--gray);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.membership-list li:hover {
    background: var(--primary-light);
    color: var(--primary);
    transform: translateX(5px);
}

@media (max-width: 768px) {
    .publications-section {
        padding: 0.75rem;
    }

    .publications-section h3 {
        font-size: 1.25rem;
    }

    .publication-content h4 {
        font-size: 1rem;
    }

    .publication-content .authors,
    .publication-content .journal,
    .publication-content .conference,
    .publication-content .doi {
        font-size: 0.85rem;
    }
}

/* Profile Card Styles */
.profile-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    height: 100%;
}

.profile-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.profile-info {
    padding: 2rem;
    text-align: center;
}

.profile-info h2 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.specialty {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 1.5rem auto;
    padding: 1rem 0;
    border-top: 1px solid rgba(0,0,0,0.1);
    border-bottom: 1px solid rgba(0,0,0,0.1);
    max-width: 80%;
}

.stat-item {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

/* Content Wrapper Styles */
.content-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* Custom Tabs Styles */
.custom-tabs {
    padding: 1rem 1rem 0;
    border: none;
    background: var(--bg-light);
    gap: 0.5rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.custom-tabs::-webkit-scrollbar {
    display: none;
}

.custom-tabs .nav-link {
    border: none;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    color: var(--text);
    font-weight: 500;
    transition: all 0.3s ease;
    background: transparent;
    white-space: nowrap;
}

.custom-tabs .nav-link:hover {
    background: rgba(49, 130, 206, 0.1);
    color: var(--primary);
}

.custom-tabs .nav-link.active {
    background: var(--primary);
    color: var(--white) !important;
    font-weight: 600;
}

.tab-content {
    background: var(--white);
}

.tab-pane {
    display: none;
}

.tab-pane.active.show {
    display: block !important;
    opacity: 1;
    visibility: visible;
}

.custom-tab-content {
    padding: 2rem;
    background: var(--white);
    min-height: 400px;
}

.custom-tab-content .content-section {
    margin-bottom: 2rem;
}

.custom-tab-content .lead {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text);
    margin-bottom: 2rem;
}

/* Content Section Styles */
.content-section {
    margin-bottom: 2rem;
}

.content-section h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent);
}

/* Position Card Styles */
.position-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    margin-top: 1rem;
}

.position-card i {
    font-size: 2rem;
    color: var(--primary);
}

.position-info h5 {
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.position-info p {
    color: var(--text-light);
    margin: 0;
}

/* Expertise Grid Styles */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.expertise-card {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: all 0.3s ease;
}

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

.expertise-icon {
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.expertise-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.expertise-card h4 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.expertise-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.expertise-card ul li {
    color: var(--text);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.expertise-card ul li::before {
    content: '•';
    color: var(--accent);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

@media (max-width: 991px) {
    .profile-card {
        margin-bottom: 1.5rem;
        height: auto;
    }
    
    #hakkimda .row {
        margin-bottom: 1rem;
    }
    
    .profile-image {
        height: 250px;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .profile-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .custom-tabs {
        flex-direction: column;
    }
    
    .custom-tabs .nav-link {
        width: 100%;
        text-align: center;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .custom-tab-content {
        padding: 1.5rem;
    }
}