@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Modern renk paleti */
    --primary-color: #2563EB;
    --secondary-color: #4F46E5;
    --accent-color: #7C3AED;
    --bg-color: #0F172A;
    --terminal-bg: rgba(30, 41, 59, 0.95);
    --glow-color: rgba(37, 99, 235, 0.15);
    --text-color: #F8FAFC;
    --text-light: #94A3B8;
    --card-bg: rgba(30, 41, 59, 0.8);
    --card-border: rgba(37, 99, 235, 0.2);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --profilname-color: #2563EB;
    
    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Common values */
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 32px;
}

body {
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: 
        radial-gradient(circle at 0% 0%, var(--primary-color) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, var(--secondary-color) 0%, transparent 50%);
    background-size: 100% 100%;
    box-sizing: border-box;
    padding: 16px;
}

.terminal {
    width: 95%;
    max-width: 1800px;
    height: calc(100vh - 32px);
    margin: 0 auto;
    padding: 24px;
    border: 1px solid var(--card-border);
    background-color: var(--terminal-bg);
    box-shadow: 0 20px 40px var(--shadow-color);
    border-radius: var(--border-radius);
    position: relative;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.language-selector {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--terminal-bg);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--glow-color);
}

.lang-btn i {
    font-size: 14px;
}

.menu {
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    align-items: center;
}

button {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-color);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    padding: 10px 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    border-radius: var(--border-radius);
    letter-spacing: 0.02em;
    box-shadow: 0 4px 12px var(--shadow-color);
}

button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: 0.3s;
}

button:hover::before {
    left: 100%;
}

button:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--glow-color);
}

.page {
    display: none;
    animation: fadeIn 0.5s ease;
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    height: 100%;
    box-sizing: border-box;
    max-width: 1200px;
    margin: 0 auto;
}

.page::-webkit-scrollbar {
    width: 8px;
}

.page::-webkit-scrollbar-track {
    background: var(--terminal-bg);
}

.page::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

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

.page.visible {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0;
}

h1 {
    font-size: clamp(28px, 4vw, 42px);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hidden {
    display: none;
}

.project {
    margin-bottom: 24px;
    padding: 20px;
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    box-shadow: 0 8px 24px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px var(--glow-color);
}

.project h2 {
    color: var(--text-color);
    margin-bottom: 8px;
    font-size: clamp(20px, 3vw, 28px);
}

.project-subtitle {
    color: var(--text-light);
    font-size: 0.9em;
    margin-bottom: 12px;
}

.project-description {
    font-family: var(--font-secondary);
    color: var(--text-light);
    line-height: 1.6;
    font-size: 1em;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease-out;
    margin-bottom: 0;
    opacity: 0;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    padding: 0 12px;
}

.project-description.expanded {
    max-height: 2000px;
    margin-bottom: 16px;
    opacity: 1;
    border-color: var(--card-border);
    padding: 12px;
    background: var(--card-bg);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.toggle-description {
    font-size: 0.85rem;
    padding: 6px 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: var(--border-radius);
}

.toggle-description:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px var(--shadow-color);
}

.toggle-icon {
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.toggle-description.expanded .toggle-icon {
    transform: rotate(180deg);
}

.toggle-text {
    font-size: 0.8em;
    opacity: 0.8;
    transition: opacity 0.3s ease;
    font-family: var(--font-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.toggle-description.expanded .toggle-text {
    opacity: 1;
}

.project-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.project-media,
.video-container {
    width: 100%;
    max-width: 1280px;
    aspect-ratio: 16/9;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 8px 24px var(--shadow-color);
}

.project-media img,
.video-container video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #000;
}

/* GIF'ler için özel stil */
.project-media:has(img[src$="1.gif"]) img {
    height: calc(100% - 30px); /* Üstten ve alttan 12.5px'lik alanı kaldır */
    margin: 15px 0; /* Üstten ve alttan 12.5px boşluk */
    object-fit: fill; /* GIF'in tam olarak doldurmasını sağla */
}

/* Medya hover efektlerini kaldır */
.project-media::after {
    display: none;
}

.project-media:hover {
    transform: none;
    box-shadow: 0 10px 25px var(--shadow-color);
}

/* Consolidated Media Queries */
@media (max-width: 1280px) {
    .project-media,
    .video-container {
        max-width: 100%;
        aspect-ratio: 16/9;
    }
}

@media (max-width: 768px) {
    .terminal {
        width: 100%;
        height: 100vh;
        margin: 0;
        padding: 16px;
        border-radius: 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .profile-image {
        width: 256px;
        height: 256px;
        border-radius: 5px;
    }

    .menu {
        gap: 8px;
    }

    .menu button {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .language-selector {
        position: absolute;
        top: 16px;
        right: 16px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 8px;
    }

    .terminal {
        padding: 12px;
    }

    .menu {
        gap: 8px;
        margin-bottom: 20px;
    }

    .menu button {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    .language-selector {
        position: static;
        margin: 0;
    }

    .lang-btn {
        padding: 6px 10px;
        font-size: 12px;
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        color: var(--text-color);
        box-shadow: none;
    }

    .profile-image {
        width: 220px;
        height: 220px;
    }

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

/* Video Container Styles */
.video-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: 0 10px 25px var(--shadow-color);
    overflow: hidden;
    border-radius: var(--border-radius);
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #000;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    border: none;
    width: 60px;
    height: 60px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.play-button i {
    font-size: 20px;
    transition: transform 0.2s ease;
}

.play-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translate(-50%, -50%) scale(1.05);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.2);
}

.play-button:hover i {
    transform: scale(1.1);
}

/* Tam ekran modu için stil */
.video-container:fullscreen {
    width: 100vw;
    height: 100vh;
    aspect-ratio: auto;
    background: var(--terminal-bg);
}

.video-container:fullscreen video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.profile-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.profile-image {
    width: 256px;
    height: 512px;
    margin-top: 1rem;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 8px 24px var(--shadow-color);
    filter: grayscale(1) sepia(0) hue-rotate(0deg) saturate(0);
    background: var(--terminal-bg);
    flex-shrink: 0;
}

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

@media (max-width: 768px) {
    .profile-image {
        width: 256px;
        height: 256px;
        border-radius: 5px;
    }
}

@media (max-width: 480px) {
    .profile-image {
        width: 220px;
        height: 220px;
    }
}

/* About Header Styles */
.about-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.about-header h1 {
    margin: 0;
    flex: 1;
    min-width: 300px;
}

/* About Content Styles */
.about-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    align-items: start;
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

/* Kategori bölümleri için stiller */
.category-section {
    margin-bottom: 3rem;
}

.category-header {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.category-header::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.5rem;
    width: 2rem;
    height: 0.25rem;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    border-radius: 0.125rem;
}

.category-projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
    gap: 2rem;
    margin: 0;
}

@media (max-width: 1920px) {
    .terminal {
        max-width: 1600px;
    }
}

@media (max-width: 1600px) {
    .terminal {
        max-width: 1400px;
    }
}

@media (max-width: 1400px) {
    .terminal {
        max-width: 1200px;
    }
}

@media (max-width: 1200px) {
    .terminal {
        max-width: 1000px;
    }
}

@media (max-width: 1000px) {
    .terminal {
        max-width: 800px;
    }
}

@media (max-width: 800px) {
    .terminal {
        max-width: 600px;
    }
}

@media (max-width: 600px) {
    .terminal {
        max-width: 400px;
    }
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-family: var(--font-secondary);
    font-size: 0.9em;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.project-link i {
    color: var(--primary-color);
    font-size: 1.1em;
    transition: transform 0.3s ease;
}

.project-link:hover {
    background: linear-gradient(
        135deg,
        var(--primary-color) 0%,
        var(--secondary-color) 50%,
        var(--accent-color) 100%
    );
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

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

/* Contact Page Styles */
.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    padding: 16px;
    max-width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}

.contact-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-sizing: border-box;
    width: 100%;
}

.contact-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px var(--glow-color);
}

.contact-section h2 {
    color: var(--primary-color);
    margin-bottom: 25px;
    font-size: 1.5em;
    font-family: var(--font-primary);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0;
    padding: 15px;
    background: var(--terminal-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
    word-break: break-word;
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.contact-item i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 1.2em;
    flex-shrink: 0;
}

.terminal-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 8px 0;
    box-shadow: 0 4px 12px var(--shadow-color);
    width: 100%;
    box-sizing: border-box;
    word-break: break-word;
}

.terminal-link:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--glow-color);
}

.terminal-link i {
    color: var(--primary-color);
    font-size: 1.5em;
    margin-right: 15px;
    transition: color 0.3s ease;
    flex-shrink: 0;
}

.terminal-link:hover i {
    color: white;
}

.terminal-link span {
    font-size: 1.1em;
    white-space: normal;
    overflow: hidden;
    text-overflow: ellipsis;
}

.social-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
    width: 100%;
}

@media (max-width: 820px) {
    .contact-container {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
}

@media (max-width: 480px) {
    .contact-container {
        grid-template-columns: 1fr;
        padding: 10px;
        gap: 15px;
        max-width: 100%;
    }

    .contact-section {
        padding: 15px;
    }

    .contact-section h2 {
        font-size: 1.2em;
        margin-bottom: 15px;
    }

    .terminal-link {
        padding: 10px;
        font-size: 0.9em;
    }

    .terminal-link i {
        font-size: 1.2em;
        margin-right: 10px;
    }

    .terminal-link span {
        font-size: 0.9em;
    }

    .social-links {
        gap: 8px;
    }
}

@media (max-width: 360px) {
    .contact-container {
        padding: 8px;
        gap: 12px;
    }

    .contact-section {
        padding: 12px;
    }

    .terminal-link {
        padding: 8px;
        font-size: 0.85em;
    }

    .terminal-link i {
        font-size: 1.1em;
        margin-right: 8px;
    }

    .terminal-link span {
        font-size: 0.85em;
    }
}

/* About Header Styles */
.about-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.about-header h1 {
    margin: 0;
    flex: 1;
    min-width: 300px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .about-header {
        flex-direction: column-reverse;
        align-items: center;
        text-align: center;
        gap: 20px;
    }

    .about-header h1 {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .about-header {
        gap: 15px;
    }
}

/* About Content Styles */
.about-content {
    display: flex;
    gap: 30px;
    margin-top: 2rem;
    align-items: flex-start;
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .about-text {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .about-content {
        gap: 15px;
    }
}

/* Kategori bölümleri için stiller */
.category-section {
    margin-bottom: 3rem;
}

.category-header {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.category-header::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.5rem;
    width: 2rem;
    height: 0.25rem;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    border-radius: 0.125rem;
}

.category-projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
    gap: 2rem;
    margin: 0;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-family: var(--font-secondary);
    font-size: 0.9em;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.project-link i {
    color: var(--primary-color);
    font-size: 1.1em;
    transition: transform 0.3s ease;
}

.project-link:hover {
    background: linear-gradient(
        135deg,
        var(--primary-color) 0%,
        var(--secondary-color) 50%,
        var(--accent-color) 100%
    );
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

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