:root{--bg: #0b0b10;--bg-surface: #111119;--bg-elevated: #18181f;--border: rgba(255,255,255,.07);--border-subtle: rgba(255,255,255,.04);--accent: #4a7cf7;--accent-dim: rgba(74,124,247,.12);--accent-glow: rgba(74,124,247,.18);--purple: #8b6aff;--purple-dim: rgba(139,106,255,.1);--text: #e8e8f0;--text-dim: #8890a4;--text-muted: #4a5068;--navbar-h: 64px;--section-y: clamp(4.5rem, 9vw, 7.5rem);--container: 1100px;--gutter: clamp(1.25rem, 4vw, 2rem);--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--ease: .2s ease}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg);color:var(--text);line-height:1.7;font-size:1rem;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none;font-weight:500;transition:color var(--ease)}a:hover{color:#3569e8}h1,h2,h3,h4{font-weight:600;line-height:1.2;letter-spacing:-.02em}h1{font-size:clamp(2.4rem,5vw,3.8rem)}h2{font-size:clamp(1.7rem,3vw,2.2rem)}h3{font-size:1.05rem}main{margin-top:var(--navbar-h)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-dim)}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.4rem;border-radius:var(--r-md);font-size:.875rem;font-weight:500;font-family:inherit;cursor:pointer;transition:all var(--ease);text-decoration:none}.btn-primary{background:var(--accent);color:#fff;border:1px solid var(--accent)}.btn-primary:hover{background:#3569e8;border-color:#3569e8;color:#fff;box-shadow:0 4px 18px var(--accent-glow)}.btn-secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.section-title{margin-bottom:3rem}.section-title h2{color:var(--text);position:relative;display:inline-block;padding-bottom:.8rem}.section-title h2:after{content:"";position:absolute;bottom:0;left:0;width:32px;height:2px;background:var(--accent);border-radius:2px}.navbar{position:fixed;top:0;width:100%;height:var(--navbar-h);display:flex;justify-content:space-between;align-items:center;padding-inline:var(--gutter);z-index:1000;transition:background-color .3s ease,border-color .3s ease;background:transparent;border-bottom:1px solid transparent}.navbar.scrolled{background:#0b0b10eb;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom-color:var(--border)}.navbar-logo{font-weight:700;font-size:.95rem;letter-spacing:-.02em;color:var(--text);cursor:pointer;transition:color var(--ease)}.navbar-logo:hover,.navbar-logo span{color:var(--accent)}.menu-toggle{display:none;background:none;border:1px solid var(--border);color:var(--text-dim);font-size:1rem;cursor:pointer;padding:.4rem .65rem;border-radius:var(--r-sm);transition:all var(--ease);line-height:1;font-family:inherit}.menu-toggle:hover{border-color:var(--accent);color:var(--accent)}.nav-links{display:flex;gap:.125rem;align-items:center}.nav-links button,.nav-links .nav-external{background:none;border:none;color:var(--text-dim);font-weight:500;cursor:pointer;transition:all var(--ease);font-size:.85rem;padding:.45rem .75rem;font-family:inherit;border-radius:var(--r-sm);text-decoration:none}.nav-links button:hover{color:var(--text);background:#ffffff0a}.nav-links .nav-external{border:1px solid var(--border);color:var(--accent);margin-left:.5rem}.nav-links .nav-external:hover{border-color:var(--accent);background:var(--accent-dim);color:var(--accent)}@media(max-width:768px){.menu-toggle{display:flex;align-items:center}.nav-links{position:absolute;top:var(--navbar-h);left:0;right:0;background:#0b0b10fa;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);flex-direction:column;align-items:stretch;gap:0;padding:.5rem;transform:translateY(-6px);opacity:0;visibility:hidden;transition:all .22s ease;border-bottom:1px solid var(--border)}.nav-links.open{transform:translateY(0);opacity:1;visibility:visible}.nav-links button,.nav-links .nav-external{padding:.85rem 1rem;width:100%;text-align:left;font-size:.95rem;border-radius:var(--r-sm);border:none;margin:0}.nav-links .nav-external{margin-top:.25rem;border:1px solid var(--border)}}#hero{position:relative;display:flex;align-items:center;justify-content:space-between;gap:3rem;padding:clamp(4rem,10vw,8rem) var(--gutter) clamp(3.5rem,7vw,6rem);max-width:var(--container);margin-inline:auto;min-height:calc(100vh - var(--navbar-h))}#hero:before{content:"";position:absolute;top:-80px;right:-120px;bottom:-80px;left:-120px;background-image:radial-gradient(circle,rgba(74,124,247,.07) 1px,transparent 1px);background-size:28px 28px;pointer-events:none;z-index:-1}#hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 55% at 50% 0%,rgba(74,124,247,.05) 0%,transparent 65%);pointer-events:none;z-index:-1}.hero-content{flex:1 1 460px}.hero-eyebrow{font-size:.75rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem;display:flex;align-items:center;gap:.65rem}.hero-eyebrow:before{content:"";display:inline-block;width:22px;height:1.5px;background:var(--accent);flex-shrink:0}.hero-content h1{color:var(--text);margin-bottom:1rem}.hero-subtitle{font-size:clamp(1rem,2.2vw,1.1rem);color:var(--text-dim);margin-bottom:2.5rem;max-width:500px;line-height:1.7}.hero-buttons{display:flex;gap:.75rem;flex-wrap:wrap}.hero-image{flex:0 0 auto;display:flex;justify-content:center;align-items:center}.hero-image img{border-radius:50%;width:210px;height:210px;object-fit:cover;border:3px solid var(--bg-elevated);outline:1px solid rgba(74,124,247,.22);outline-offset:6px;box-shadow:0 0 56px #4a7cf71a}@media(max-width:768px){#hero{flex-direction:column-reverse;text-align:center;min-height:unset;padding-top:4.5rem;padding-bottom:4rem}.hero-eyebrow{justify-content:center}.hero-eyebrow:before{display:none}.hero-subtitle{max-width:none}.hero-image img{width:150px;height:150px}.hero-buttons{justify-content:center}}#about{max-width:var(--container);margin-inline:auto;padding:var(--section-y) var(--gutter);border-top:1px solid var(--border-subtle)}.about-container{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.about-text p{font-size:.975rem;line-height:1.8;color:var(--text-dim);margin-bottom:1.25rem}.about-text p:last-child{margin-bottom:0}.about-text strong{color:var(--text);font-weight:600}.skills-section h3{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:1rem}.skills{display:flex;flex-wrap:wrap;gap:.4rem}.skill-badge{background:var(--bg-elevated);color:var(--text-dim);padding:.3rem .8rem;border-radius:100px;font-size:.78rem;font-weight:500;border:1px solid var(--border);transition:all var(--ease);cursor:default}.skill-badge:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}@media(max-width:768px){.about-container{grid-template-columns:1fr;gap:2.5rem}}#certifications{background:var(--bg-surface);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle)}#certifications .inner{max-width:var(--container);margin-inline:auto;padding:var(--section-y) var(--gutter)}.certs-grid{display:flex;flex-direction:column;gap:.875rem}.cert-card{display:flex;gap:1.5rem;align-items:center;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.5rem;transition:border-color var(--ease),box-shadow var(--ease)}.cert-card:hover{border-color:#8b6aff40;box-shadow:0 4px 24px #8b6aff0f}.cert-badge{width:76px;height:76px;object-fit:contain;flex-shrink:0;border-radius:var(--r-sm)}.cert-info{display:flex;flex-direction:column;gap:.4rem;flex:1}.cert-info h3{color:var(--text);font-size:.975rem;font-weight:600}.cert-issuer{font-size:.78rem;color:var(--text-muted)}.cert-info p{font-size:.875rem;color:var(--text-dim);line-height:1.6}.cert-tags{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.25rem}@media(max-width:600px){.cert-card{flex-direction:column;align-items:flex-start}.cert-badge{width:60px;height:60px}}.card-skill-badge{background:var(--bg-surface);color:var(--text-muted);padding:.18rem .55rem;border-radius:100px;font-size:.7rem;font-weight:500;border:1px solid var(--border)}.repo-link{display:inline-flex;align-items:center;gap:.3rem;margin-top:.5rem;font-size:.83rem;color:var(--accent);font-weight:500;transition:color var(--ease)}.repo-link:hover{color:#3569e8}#portfolio{max-width:var(--container);margin-inline:auto;padding:var(--section-y) var(--gutter)}.slider{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.25rem}.card{border-radius:var(--r-lg);padding:1.25rem;text-align:left;background:var(--bg-surface);border:1px solid var(--border);transition:border-color var(--ease),box-shadow 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var(--border);background:var(--bg-elevated);color:var(--text);font-size:.875rem;outline:none;transition:border-color var(--ease);width:100%}.contact-form input::placeholder,.contact-form textarea::placeholder{color:var(--text-muted)}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent)}.contact-form textarea{resize:vertical;min-height:130px}.contact-form .submit-btn{align-self:flex-start;padding:.6rem 1.5rem;border-radius:var(--r-md);border:1px solid transparent;font-size:.875rem;font-weight:500;font-family:inherit;background:var(--accent);color:#fff;cursor:pointer;transition:all var(--ease)}.contact-form .submit-btn:hover{background:#3569e8;box-shadow:0 4px 18px var(--accent-glow)}.form-error{color:#f87171;font-size:.78rem;display:none}footer{background:var(--bg);border-top:1px solid var(--border);padding:2.5rem var(--gutter);display:flex;flex-direction:column;align-items:center;gap:1.25rem}.socials{display:flex;gap:.5rem}.socials a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-md);border:1px solid var(--border);color:var(--text-dim);transition:all var(--ease)}.socials a:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}footer p{font-size:.78rem;color:var(--text-muted)}