:root {
    --bg-primary: #050505;
    --widget-bg: rgba(15, 15, 15, 0.4);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 255, 128, 0.5);
    --primary-neon-green: #00e573;
    --primary-cyan: #00d4ff;
    --text-light: #f4f4f5;
    --text-muted: #a1a1aa;
    --font-header: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-body: 'Outfit', sans-serif;
    --glass-blur: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-primary);
    color: var(--text-light);
    font-family: var(--font-body);
    line-height: 1.6;
    padding: 2rem;
    position: relative;
    overflow-x: hidden;
}

/* Aurora Background */
.aurora-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    overflow: hidden;
    background: var(--bg-primary);
}

.aurora-blob {
    position: absolute;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out alternate;
    border-radius: 50%;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(0,229,115,0.15) 0%, rgba(0,0,0,0) 70%);
    animation-delay: 0s;
}

.blob-2 {
    bottom: -20%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(0,212,255,0.1) 0%, rgba(0,0,0,0) 70%);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 40%;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, rgba(138,43,226,0.08) 0%, rgba(0,0,0,0) 70%);
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 10%) scale(1.1); }
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    z-index: 1;
    position: relative;
}

/* Glassmorphism Widgets */
.widget {
    background-color: var(--widget-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
}

.widget::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.widget:hover {
    transform: translateY(-5px);
    border-color: var(--border-glow);
    box-shadow: 0 10px 40px rgba(0, 229, 115, 0.15);
}

.widget-title {
    font-family: var(--font-header);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    letter-spacing: -0.02em;
}

.widget-title i { 
    margin-right: 0.8rem; 
    color: var(--primary-neon-green);
}
.blink { animation: blink 1.2s infinite steps(1); color: var(--primary-neon-green); }
@keyframes blink { 50% { opacity: 0; } }

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    padding: 1.5rem 2rem;
}

.logo { display: flex; align-items: center; gap: 1.2rem; }
.logo-initials {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-header);
    font-weight: 700;
    font-size: 2rem;
    position: relative;
}
.logo-initials::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-cyan), var(--primary-neon-green));
    border-radius: 2px;
}

.logo-text h1 { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.03em; }
.logo-text p { color: var(--text-muted); font-size: 0.95rem; font-weight: 300; }

.navigation { display: flex; align-items: center; gap: 2rem; }
.nav-link { 
    font-family: var(--font-mono); 
    font-size: 0.9rem;
    color: var(--text-muted); 
    text-decoration: none; 
    transition: color 0.3s ease;
}
.nav-link:hover { color: var(--primary-neon-green); }

.nav-link.btn {
    padding: 0.7rem 1.6rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: rgba(0, 229, 115, 0.1);
    color: var(--primary-neon-green);
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}
.nav-link.btn:hover {
    background: var(--primary-neon-green);
    color: var(--bg-primary);
    border-color: var(--primary-neon-green);
    box-shadow: 0 0 20px rgba(0, 229, 115, 0.4);
}

.main-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.terminal-widget { grid-column: 1 / -1; }
.full-width { grid-column: 1 / -1; }

.terminal-widget { 
    font-family: var(--font-mono); 
    font-size: 1.1rem; 
    background: rgba(5, 5, 5, 0.8) !important;
}
.terminal-header { display: flex; gap: 0.6rem; margin-bottom: 1.2rem; }
.terminal-dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal-dot.red { background-color: #ff5f56; }
.terminal-dot.yellow { background-color: #ffbd2e; }
.terminal-dot.green { background-color: #27c93f; }
.prompt { color: var(--primary-cyan); font-weight: 600; }
.cursor { background: var(--primary-neon-green); display: inline-block; width: 10px; height: 1.2em; vertical-align: middle; animation: blink 1s infinite; }

.social-links { display: flex; gap: 1.5rem; margin-top: 1.5rem; }
.social-links a { color: var(--text-muted); text-decoration: none; transition: all 0.3s ease; font-size: 1.1rem;}
.social-links a:hover { color: var(--primary-cyan); transform: translateY(-2px);}
.social-links i { margin-right: 0.5rem; }

#hizmetler ul { list-style: none; padding-left: 0; }
#hizmetler li { 
    margin-bottom: 1rem; 
    display: flex; 
    align-items: center; 
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}
#hizmetler li:hover {
    background: rgba(0, 229, 115, 0.05);
    border-color: rgba(0, 229, 115, 0.2);
    transform: translateX(5px);
}
#hizmetler i { color: var(--primary-cyan); margin-right: 1rem; font-size: 1.2rem; }

#skillsChart { max-height: 380px; width: 100% !important; margin-top: 1.5rem; }

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-muted);
    transition: all 0.3s ease;
    padding: 1rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
}
.tech-item:hover {
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.tech-item i { font-size: 2.5rem; background: linear-gradient(135deg, var(--text-light), var(--text-muted)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.tech-item:hover i { background: linear-gradient(135deg, var(--primary-cyan), var(--primary-neon-green)); -webkit-background-clip: text; -webkit-text-fill-color: transparent;}
.tech-item span { font-family: var(--font-mono); font-size: 0.85rem; }

.section-description {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}
.portfolio-carousel {
    display: flex;
    justify-content: center;
    overflow-x: auto;
    gap: 2rem;
    padding: 1rem 0.5rem 2rem 0.5rem;
    cursor: grab;
    scroll-behavior: smooth;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none;  /* IE/Edge */
}

.portfolio-carousel::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.portfolio-item {
    flex: 0 0 320px;
    background-color: rgba(25, 25, 25, 0.4);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 12px;
    padding: 1.8rem;
    transition: all 0.4s ease;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backdrop-filter: blur(10px);
}
.portfolio-item:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.1);
    transform: translateY(-8px);
}
.item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.2rem;
}
.portfolio-item h3 {
    font-family: var(--font-header);
    font-size: 1.3rem;
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-weight: 600;
}
.project-tag {
    background-color: rgba(0, 212, 255, 0.1);
    color: var(--primary-cyan);
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-weight: 600;
    border: 1px solid rgba(0, 212, 255, 0.2);
    align-self: flex-start;
}
.project-status {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-weight: 600;
    font-family: var(--font-mono);
}
.project-status.completed { background-color: rgba(0, 229, 115, 0.1); color: var(--primary-neon-green); border: 1px solid rgba(0, 229, 115, 0.2);}
.project-status.active { background-color: rgba(255, 193, 7, 0.1); color: #ffca2c; border: 1px solid rgba(255, 193, 7, 0.2);}
.project-status.planned { background-color: rgba(161, 161, 170, 0.1); color: var(--text-muted); border: 1px solid rgba(161, 161, 170, 0.2);}

.portfolio-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    line-height: 1.7;
}
.project-link {
    color: var(--primary-cyan);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}
.project-link i { font-size: 1rem; transition: transform 0.3s ease; }
.project-link:hover { color: var(--text-light); }
.project-link:hover i { transform: translateX(3px); }

.btn.full-width-btn { 
    display: block; 
    text-align: center; 
    margin-top: 1.5rem; 
    padding: 1rem;
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-light);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}
.btn.full-width-btn:hover {
    background: rgba(0, 229, 115, 0.1);
    border-color: var(--primary-neon-green);
    color: var(--primary-neon-green);
}
.btn i { margin-left: 0.5rem; }

.footer { 
    text-align: center; 
    margin-top: 3rem; 
    padding-top: 2rem; 
    border-top: 1px solid var(--border-color); 
    color: var(--text-muted); 
    font-size: 0.9rem; 
}

/* Glass Form Styles */
.form-group { margin-bottom: 1rem; }
.glass-form input, .glass-form textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-light);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    resize: none;
}
.glass-form input:focus, .glass-form textarea:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.15);
    background: rgba(0, 0, 0, 0.6);
}

/* Language Toggle Button */
.lang-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-light);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-header);
    font-weight: 600;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}
.lang-btn:hover {
    color: var(--primary-neon-green);
    border-color: var(--primary-neon-green);
    background: rgba(0, 229, 115, 0.1);
}

@media (max-width: 900px) {
    .main-grid { grid-template-columns: 1fr; }
    .portfolio-item { flex: 0 0 300px; }
}

@media (max-width: 768px) {
    body { padding: 1rem; }
    
    .widget { padding: 1.5rem; }
    
    .header { 
        flex-direction: column; 
        align-items: center; 
        text-align: center;
        gap: 1.5rem; 
        padding: 1.5rem 1rem;
    }
    
    .logo { flex-direction: column; gap: 0.8rem; }
    
    .navigation { 
        flex-wrap: wrap; 
        justify-content: center; 
        gap: 1rem; 
    }
    
    .nav-link.btn { width: 100%; text-align: center; margin-top: 0.5rem; }
    
    .tech-grid { grid-template-columns: repeat(auto-fit, minmax(70px, 1fr)); gap: 1rem; }
    .tech-item i { font-size: 2rem; }
    
    .portfolio-item { flex: 0 0 260px; min-height: 200px; }
    .portfolio-item h3 { font-size: 1.1rem; }
    
    .widget-title { font-size: 1.3rem; }
    .terminal-widget { font-size: 0.95rem; }
    .social-links { justify-content: center; }
}

@media (max-width: 480px) {
    .logo-initials { font-size: 1.6rem; }
    .logo-text h1 { font-size: 1.5rem; }
    .logo-text p { font-size: 0.85rem; }
    .terminal-header { gap: 0.4rem; margin-bottom: 1rem; }
    .terminal-dot { width: 10px; height: 10px; }
    .widget { padding: 1.2rem; }
}