/* Reset ve genel stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #15202b;
    --secondary-bg: #1a2836;
    --card-bg: #192734;
    --text-color: #ffffff;
    --text-secondary: #8899a6;
    --primary-color: #1da1f2;
    --border-color: #38444d;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

main, section {
    flex: 1;
}

/* Header ve navigasyon */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--bg-color);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header.scrolled {
    background: rgba(21, 32, 43, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.nav-brand .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: baseline;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: -0.5px;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: translateY(-1px);
}

.logo-text {
    background: linear-gradient(135deg, var(--text-color) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-dot {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-left: 2px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

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

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    cursor: pointer;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.mobile-menu-toggle:hover {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(21, 32, 43, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links a {
        display: block;
        padding: 1rem;
    }

    .nav-links a::before {
        display: none;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: rgba(29, 161, 242, 0.1);
        border-radius: 8px;
    }
}

/* Hero section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #15202B;
    padding: 100px 0;
}

.hero-content {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: #fff;
    color: #1DA1F2;
    text-decoration: none;
    border-radius: 25px;
    margin-top: 2rem;
    transition: transform 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
}

/* Bölüm başlıkları */
section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #fff;
}

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

h1, h2, h3 {
    color: var(--text-color);
}

.section {
    padding: 120px 0 40px 0; /* Üst padding'i navbar yüksekliği + extra boşluk olarak ayarladık */
    min-height: calc(100vh - 60px); /* Footer yüksekliğini çıkarıyoruz */
}

.container h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 50px;
    padding-bottom: 15px;
}

.container h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #1DA1F2;
    border-radius: 3px;
}

/* Yetenekler bölümü */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.skill-card, .project-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.3s ease;
}

.skill-card:hover, .project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(29, 161, 242, 0.5);
}

.skill-card i {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: #1DA1F2;
    transition: all 0.3s ease;
}

.skill-card:hover i {
    transform: scale(1.1);
    color: #ffffff;
}

.skill-card h3, .project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.project-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Projeler bölümü */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
}

.project-img {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-img img {
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.project-tags .tag {
    background: rgba(29, 161, 242, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.project-tags .tag:hover {
    background: var(--primary-color);
    color: white;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-link:hover {
    gap: 0.8rem;
    color: #fff;
}

.project-link i {
    font-size: 0.9rem;
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: translateX(3px);
}

.project-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(29, 161, 242, 0.5);
}

.project-img {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-img img {
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.2rem;
}

.project-tags .tag {
    background: rgba(29, 161, 242, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.project-tags .tag:hover {
    background: var(--primary-color);
    color: white;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-link:hover {
    gap: 0.8rem;
    color: #fff;
}

.project-link i {
    font-size: 0.9rem;
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: translateX(3px);
}

/* İletişim bölümü */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 2rem 0;
}

.contact-info {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* Contact Form */
.contact-form {
    background-color: var(--secondary-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(29, 161, 242, 0.3);
}

/* Footer Styles */
footer {
    background-color: var(--secondary-bg);
    padding: 1rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    width: 100%;
}

footer p {
    color: var(--text-secondary);
    margin: 0;
}

/* Slider Styles */
.slider {
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: 600px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    text-align: center;
    color: white;
    z-index: 2;
    background: rgba(21, 32, 43, 0.8);
    border-radius: 10px;
    backdrop-filter: blur(5px);
}

.slide-buttons {
    margin-top: 1.5rem;
}

.slide-btn {
    display: inline-block;
    padding: 12px 25px;
    margin: 0 10px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    background-color: #1DA1F2;
    color: white;
    border: 2px solid #1DA1F2;
}

.slide-btn.secondary {
    background-color: transparent;
    border-color: white;
}

.slide-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(29, 161, 242, 0.3);
}

.prev, .next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(29, 161, 242, 0.8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    z-index: 3;
    transition: all 0.3s ease;
}

.prev { left: 20px; }
.next { right: 20px; }

.prev:hover, .next:hover {
    background: rgba(29, 161, 242, 1);
    transform: translateY(-50%) scale(1.1);
}

.dots {
    position: absolute;
    bottom: 20px;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    margin: 0 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active, .dot:hover {
    background: #1DA1F2;
    transform: scale(1.2);
}

/* Gallery Styles */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(21, 32, 43, 0.9);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
    text-align: center;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h3 {
    margin-bottom: 10px;
    color: #1DA1F2;
}

/* Hakkımda bölümü stilleri */
.about-content {
    display: flex;
    align-items: flex-start;
    gap: 3rem;
    padding: 2rem 0;
}

.profile-container {
    flex: 0 0 300px;
}

.profile-photo-wrapper {
    width: 100%;
}

.profile-photo {
    width: 100%;
    height: auto;
    border-radius: 16px;
    display: block;
    transition: transform 0.3s ease;
}

.profile-photo:hover {
    transform: scale(1.02);
}

.about-text {
    flex: 1;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.5rem;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--card-bg);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1rem;
    border-radius: 20px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.skill-tag i {
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.skill-tag:hover {
    background-color: var(--primary-color);
    color: var(--text-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(29, 161, 242, 0.2);
}

.skill-tag:hover i {
    transform: scale(1.1);
}

/* Sosyal medya butonları stilleri */
.social-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    width: 100%;
    margin: 2rem 0;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--secondary-bg);
    color: var(--text-color);
    font-size: 1.3rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

/* Sosyal medya kartları için stiller */
.social-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background-color: var(--secondary-bg);
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.social-card:hover {
    transform: translateY(-5px);
    background-color: var(--card-bg);
}

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

.social-card span {
    text-align: center;
}

.social-card span:not(.info) {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.social-card .info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Page Styles */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 2rem 0;
}

/* Social Links Grid */
.social-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.social-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background-color: var(--secondary-bg);
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.social-card:hover {
    transform: translateY(-5px);
    background-color: var(--card-bg);
}

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

.social-card span {
    text-align: center;
}

.social-card span:not(.info) {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.social-card .info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Form */
.contact-form {
    background-color: var(--secondary-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(29, 161, 242, 0.3);
}

/* About Page Styles */
.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 3rem;
}

.about-grid {
    display: grid;
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Profile Section */
.profile-section {
    background-color: var(--secondary-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.profile-image {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--primary-color);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info {
    flex-grow: 1;
}

.profile-info h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.intro-text {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Social Links in Profile */
.profile-info .social-links {
    display: flex;
    gap: 1rem;
}

.profile-info .social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--card-bg);
    border-radius: 50%;
    color: var(--text-color);
    transition: all 0.3s ease;
}

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

/* Responsive Design for Contact Page */
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .social-links {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 1.5rem;
    }

    .social-card {
        padding: 1.5rem;
    }
}

/* Responsive Design for About Page */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .profile-section {
        flex-direction: column;
        text-align: center;
    }

    .profile-image {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }

    .profile-info .social-links {
        justify-content: center;
    }

    .interests-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .timeline-item {
        padding-left: 0.5rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }

    .profile-info h3 {
        font-size: 1.3rem;
    }

    .timeline-section,
    .skills-section,
    .interests-section {
        padding: 1.5rem;
    }
}