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button{background:none;border:none;color:var(--text-secondary);font-weight:500;cursor:pointer;transition:color .3s ease;font-size:1rem}.nav-list button:hover{color:var(--accent-primary)}.header-actions{display:flex;align-items:center;gap:1rem}.mobile-menu-btn{display:none;background:none;border:none;color:var(--text-primary);cursor:pointer}@media (max-width: 768px){.mobile-menu-btn{display:block}.nav{position:absolute;top:100%;left:0;right:0;background:var(--bg-primary);border-bottom:1px solid var(--border-color);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all .3s ease}.nav-open{transform:translateY(0);opacity:1;visibility:visible}.nav-list{flex-direction:column;padding:2rem;gap:1rem}.nav-list button{text-align:left;padding:.5rem 0;font-size:1.1rem}}.about{background:var(--bg-secondary)}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:2rem;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.about-description{font-size:1.1rem;color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.7}.skills-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin:2rem 0}.skill-item{display:flex;align-items:center;gap:.75rem;padding:1rem;background:var(--bg-primary);border-radius:.75rem;border:1px solid var(--border-color);transition:transform .3s ease}.skill-item:hover{transform:translateY(-2px)}.skill-icon{padding:.5rem;border-radius:.5rem;display:flex;align-items:center;justify-content:center}.skill-name{font-weight:500;color:var(--text-primary)}.about-actions{display:flex;gap:1rem;margin-top:2rem}.about-image{display:flex;justify-content:center}.image-placeholder{width:300px;height:300px;border-radius:50%;background:var(--bg-tertiary);border:3px solid var(--accent-primary);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.placeholder-content{text-align:center;color:var(--text-tertiary)}.placeholder-content p{font-weight:500;margin-bottom:.5rem}@media (max-width: 768px){.about-content{grid-template-columns:1fr;gap:2rem;text-align:center}.section-title{font-size:2rem}.skills-grid{grid-template-columns:1fr}.about-actions{flex-direction:column;align-items:center}.image-placeholder{width:250px;height:250px}}.projects{background:var(--bg-primary)}.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.project-placeholder{border:2px dashed var(--border-color);padding:3rem;text-align:center;color:var(--text-tertiary);border-radius:.75rem}.project-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:.75rem;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}.project-thumb img{width:100%;height:180px;object-fit:cover;display:block}.img-fallback{height:180px;display:grid;place-items:center;color:var(--text-tertiary);background:var(--bg-tertiary)}.project-body{padding:1rem}.project-body h3{margin-bottom:.5rem}.project-body p{color:var(--text-secondary);margin-bottom:.75rem}.tech-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;list-style:none}.tech-list li{padding:.25rem .5rem;border:1px solid var(--border-color);border-radius:.375rem;font-size:.85rem;color:var(--text-secondary)}.project-actions{display:flex;gap:.5rem}@media (max-width: 992px){.projects-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.projects-grid{grid-template-columns:1fr}}.contact{background:var(--bg-secondary)}.section-subtitle{color:var(--text-secondary);margin-bottom:2rem}.contact-content{display:grid;grid-template-columns:1.4fr 1fr;gap:2rem}.contact-form-wrapper{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;box-shadow:var(--shadow)}.contact-form .form-group{display:flex;flex-direction:column;margin-bottom:1rem}.contact-form label{font-weight:500;margin-bottom:.4rem}.contact-form input,.contact-form textarea{border:1px solid var(--border-color);border-radius:.5rem;padding:.75rem;font-size:1rem;background:var(--bg-secondary);color:var(--text-primary);outline:none}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-tertiary)}.contact-form .error{border-color:#ef4444;box-shadow:none}.error-message{color:#ef4444;font-size:.9rem;margin-top:.35rem}.success-message{margin-top:1rem;color:#10b981;font-weight:500}.contact-info{display:flex;flex-direction:column;gap:1rem}.contact-item{display:flex;gap:.75rem;align-items:center;padding:.9rem 1rem;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:.75rem}.contact-item h4{margin:0}.contact-item p{margin:0;color:var(--text-secondary)}.social-links{margin-top:.5rem}.social-links .social-icons{display:flex;gap:.75rem;margin-top:.5rem}.social-links a{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--border-color);border-radius:.5rem;color:var(--text-primary);background:var(--bg-primary);transition:transform .2s ease,background .2s ease}.social-links a:hover{transform:translateY(-2px);background:var(--bg-tertiary)}@media (max-width: 900px){.contact-content{grid-template-columns:1fr}}:root[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #e2e8f0;--text-primary: #1e293b;--text-secondary: #64748b;--text-tertiary: #94a3b8;--accent-primary: #3b82f6;--accent-secondary: #1d4ed8;--accent-tertiary: #dbeafe;--border-color: #e2e8f0;--shadow: 0 1px 3px 0 rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1)}:root[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-tertiary: #94a3b8;--accent-primary: #60a5fa;--accent-secondary: #3b82f6;--accent-tertiary: #1e3a8a;--border-color: #334155;--shadow: 0 1px 3px 0 rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;transition:background-color .3s ease,color .3s ease}.App{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.section{padding:5rem 0}.btn-primary{background:var(--accent-primary);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn-primary:hover{background:var(--accent-secondary);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:transparent;color:var(--accent-primary);border:2px solid var(--accent-primary);padding:.75rem 1.5rem;border-radius:.5rem;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn-secondary:hover{background:var(--accent-primary);color:#fff}@media (max-width: 768px){.container{padding:0 1rem}.section{padding:3rem 0}}