:root{--bg: #0b0f14;--bg-elevated: #121a24;--surface: #1a2433;--border: #2a3a52;--text: #e8eef6;--text-muted: #9fb0c7;--accent: #3b9eff;--accent-soft: rgba(59, 158, 255, .15);--success: #34d399;--font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;--nav-height: 4rem;--max-width: 72rem;--radius: .75rem;--shadow: 0 12px 40px rgba(0, 0, 0, .35)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}#root{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}section{scroll-margin-top:var(--nav-height)}.container{width:min(100% - 2rem,var(--max-width));margin-inline:auto}.section-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;margin:0 0 .5rem;letter-spacing:-.02em}.section-subtitle{color:var(--text-muted);margin:0 0 2rem;max-width:40rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.25rem;border-radius:999px;font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,transform .15s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--accent);color:#061018}.btn-primary:hover{filter:brightness(1.08);text-decoration:none}.btn-outline{background:transparent;border-color:var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}.skills__title{font-size:1.15rem;margin:0 0 1rem;font-weight:700}.skills__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(8.5rem,1fr));gap:.6rem;list-style:none;padding:0;margin:0}.skills__item{padding:.5rem .75rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);font-size:.85rem;font-weight:500;text-align:center;color:var(--text)}.about{padding:4rem 0;background:var(--bg-elevated);border-block:1px solid var(--border)}.about__headline{max-width:48rem;margin:0 0 2rem;padding-left:1rem;border-left:3px solid var(--accent);color:var(--text);font-size:clamp(1.2rem,2.5vw,1.55rem);line-height:1.35;font-weight:700;letter-spacing:-.01em}.about__grid{display:grid;gap:2.5rem}@media(min-width:900px){.about__grid{grid-template-columns:1fr 1fr;gap:3rem;align-items:start}}.about__text p{color:var(--text-muted);margin:0 0 1rem}.about__text p:last-of-type{margin-bottom:1.5rem}.about__meta{list-style:none;padding:0;margin:0;color:var(--text-muted);font-size:.95rem}.about__meta>li{margin-bottom:1rem}.about__meta strong{color:var(--text);display:block;margin-bottom:.35rem}.about__meta ul{margin:.25rem 0 0;padding-left:1.25rem}.about__meta ul li{margin-bottom:.25rem}.contact{padding:4rem 0 5rem;background:var(--bg-elevated);border-top:1px solid var(--border)}.contact__form{max-width:32rem;display:flex;flex-direction:column;gap:1.25rem}.contact__form label{display:flex;flex-direction:column;gap:.4rem;font-weight:600;font-size:.9rem}.contact__form input,.contact__form textarea{font:inherit;padding:.65rem .85rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);color:var(--text)}.contact__form input:focus,.contact__form textarea:focus{outline:2px solid var(--accent);outline-offset:1px}.contact__feedback{margin:0;font-size:.95rem}.contact__feedback--success{color:var(--success)}.contact__feedback--error{color:#f87171}.contact__hint{margin:0;font-size:.85rem;color:var(--text-muted)}.contact__hint code{font-size:.8rem;background:var(--surface);padding:.1rem .35rem;border-radius:.25rem}.footer{padding:1.5rem 0;border-top:1px solid var(--border)}.footer__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;color:var(--text-muted);font-size:.9rem}.footer__inner p{margin:0}.footer__links{display:flex;gap:1.25rem}.hero{min-height:calc(100vh - var(--nav-height));display:flex;align-items:center;padding:64px 0;background:radial-gradient(ellipse 80% 60% at 50% -20%,var(--accent-soft),transparent)}.hero__inner{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:center;gap:56px}.hero__content{max-width:720px}.hero__eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;font-weight:600;color:var(--accent);margin:0 0 .75rem}.hero__name{font-size:clamp(3rem,7vw,5.75rem);font-weight:800;line-height:.95;letter-spacing:-.06em;margin:0 0 20px}.hero__headline{font-size:clamp(1.35rem,2vw,2rem);font-weight:700;color:var(--text);margin:0 0 20px;line-height:1.3;letter-spacing:-.01em}.hero__tagline{font-size:clamp(1rem,1.5vw,1.25rem);line-height:1.7;max-width:680px;color:#a8c7ff;margin:0}.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}.btn-resume{background:transparent;border-color:var(--accent);color:var(--accent)}.btn-resume:hover{background:#3b9eff1a;text-decoration:none}.hero__photo-wrap{justify-self:center}.hero__photo{width:min(360px,100%);aspect-ratio:1 / 1;object-fit:cover;border-radius:24px;border:2px solid var(--border);box-shadow:var(--shadow)}.hero__photo-fallback{width:min(360px,100%);aspect-ratio:1;border-radius:24px;border:2px solid var(--border);background:linear-gradient(145deg,var(--surface),var(--bg-elevated));display:grid;place-items:center;box-shadow:var(--shadow)}.hero__photo-fallback--hidden{display:none}.hero__photo-fallback span{font-size:4rem;font-weight:800;color:var(--accent);opacity:.9}@media(max-width:800px){.hero{padding:48px 0;min-height:unset;text-align:left}.hero__inner{grid-template-columns:1fr;gap:40px}.hero__photo-wrap{order:-1;justify-self:start}.hero__photo,.hero__photo-fallback{width:220px}.hero__actions{flex-direction:column;align-items:stretch}.hero__actions .btn{justify-content:center}}.navbar{position:sticky;top:0;z-index:100;height:var(--nav-height);background:#0b0f14d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.navbar__inner{display:flex;align-items:center;justify-content:space-between;height:100%}.navbar__brand{font-weight:800;font-size:1.1rem;letter-spacing:.04em;color:var(--text);text-decoration:none;width:2.5rem;height:2.5rem;display:grid;place-items:center;border-radius:.5rem;background:var(--accent-soft);border:1px solid var(--border)}.navbar__brand:hover{text-decoration:none;border-color:var(--accent)}.navbar__links{display:flex;gap:.25rem 1.5rem;list-style:none;margin:0;padding:0}.navbar__right{display:flex;align-items:center;gap:1.25rem}.navbar__links a,.navbar__language{color:var(--text-muted);font-weight:500;font-size:.95rem;text-decoration:none;padding:.35rem 0}.navbar__links a:hover,.navbar__language:hover{color:var(--text)}.navbar__links a[aria-current=page],.navbar__link--active{color:var(--text);border-bottom:2px solid var(--accent)}.navbar__language{border:1px solid var(--border);border-radius:999px;padding:.35rem .75rem}.navbar__language:hover{border-color:var(--accent);text-decoration:none}@media(max-width:480px){.navbar__right{gap:.75rem}.navbar__links{gap:.25rem .75rem;font-size:.9rem}.navbar__links a,.navbar__language{font-size:.85rem}}.projects{padding:4rem 0}.projects__list{display:flex;flex-direction:column;gap:2rem;list-style:none;padding:0;margin:0}.project-card{display:flex;flex-direction:column;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s}.project-card:hover{border-color:var(--accent)}.project-card__diagram{background:#0b0f14;border-bottom:1px solid var(--border);padding:1.5rem}.mermaid-diagram{display:flex;justify-content:center}.mermaid-diagram svg{max-width:100%;height:auto}.project-card__body{padding:1.5rem;display:flex;flex-direction:column;gap:.85rem}.project-card__header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;flex-wrap:wrap}.project-card__title{margin:0;font-size:1.2rem;line-height:1.3}.project-card__desc{color:var(--text-muted);margin:0;font-size:.95rem;line-height:1.65}.project-card__tags{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;padding:0;margin:0}.project-card__tags li{font-size:.75rem;font-weight:600;padding:.2rem .55rem;border-radius:999px;background:var(--accent-soft);color:var(--accent);border:1px solid rgba(59,158,255,.25)}.project-card__links{display:flex;flex-wrap:wrap;gap:.6rem;flex-shrink:0}