:root{--bg: #f7f6f2;--surface: #fbfbf9;--text: #28251d;--text-muted: #7a7974;--primary: #01696f;--primary-hover: #0c4e54;--radius-md: .75rem;--space-2: .5rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}#twin{scroll-margin-top:5rem}.app{min-height:100vh}.navbar{position:sticky;top:0;z-index:10;background:#f7f6f2e6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.06)}.navbar-inner{max-width:960px;margin:0 auto;padding:var(--space-4);display:flex;align-items:center;justify-content:space-between}.logo span{font-weight:600;letter-spacing:.04em}.nav-links{display:flex;gap:var(--space-4);font-size:.95rem}.nav-links a{text-decoration:none;color:var(--text-muted)}.nav-links a:hover{color:var(--text)}.section{max-width:960px;margin:0 auto;padding:var(--space-8) var(--space-4)}.section-header h2{margin-bottom:var(--space-2)}.section-header p{margin:0;color:var(--text-muted)}.hero{padding-top:var(--space-8)}.hero-content{max-width:720px}.hero-kicker{text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;color:var(--text-muted);margin-bottom:var(--space-2)}.hero-title{font-size:2.4rem;line-height:1.1;margin-bottom:var(--space-4)}.hero-subtitle{color:var(--text-muted);margin-bottom:var(--space-6)}.hero-actions{display:flex;gap:var(--space-4);flex-wrap:wrap;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.7rem 1.4rem;border-radius:999px;font-size:.95rem;text-decoration:none;border:1px solid transparent;transition:background .16s ease,color .16s ease,border-color .16s ease}.btn-primary{background:var(--primary);color:#fdfdfc}.btn-primary:hover{background:var(--primary-hover)}.btn-outline{border-color:#0000001f;color:var(--text);background:transparent}.btn-outline:hover{border-color:#0000004d}.btn-cta{gap:.6rem;padding:1rem 2.2rem;font-size:1.1rem;font-weight:600;color:#fdfdfc;background:linear-gradient(135deg,var(--primary),#04424a);box-shadow:0 3px 10px #01696f2e;transition:transform .16s ease,box-shadow .16s ease}.btn-cta:hover{transform:translateY(-2px);box-shadow:0 5px 14px #01696f3d}.btn-cta:active{transform:translateY(0);box-shadow:0 2px 6px #01696f2e}.btn-cta-icon{width:1.25rem;height:1.25rem;animation:cta-bounce 2s ease-in-out infinite}@keyframes cta-bounce{0%,70%,to{transform:translateY(0)}80%{transform:translateY(3px)}90%{transform:translateY(-1px)}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.btn-cta-icon{animation:none}.twin-chip{transition:none}}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-4);margin-top:var(--space-6)}.skills-card{padding:var(--space-6);background:var(--surface);border-radius:var(--radius-md);border:1px solid rgba(0,0,0,.06);display:flex;flex-direction:column;gap:var(--space-2)}.skills-card h3{margin:0}.skills-card-description{margin:0;color:var(--text-muted);line-height:1.55}.skills-card-stack{margin:auto 0 0;padding-top:var(--space-2);border-top:1px solid rgba(0,0,0,.06);font-size:.85rem;line-height:1.7;color:var(--primary)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-4);margin-top:var(--space-4)}.project-card{padding:var(--space-4);background:var(--surface);border-radius:var(--radius-md);border:1px solid 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rgba(0,0,0,.04)}.timeline-period{font-size:.85rem;color:var(--text-muted);margin-bottom:.4rem}.timeline-item h4{margin:.2rem 0 .4rem;font-weight:500;color:var(--text-muted)}.timeline-list{margin:0;padding-left:1.2rem}.timeline-list li{margin-bottom:.4rem}.contact-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:var(--space-4);margin-top:var(--space-4)}.contact-list{list-style:none;padding:0;margin:0}.contact-list li{margin-bottom:.4rem}.contact-list a{color:var(--primary);font-weight:500;text-decoration:none;padding:.1rem .3rem;margin:-.1rem -.3rem;border-radius:6px;transition:color .16s ease,background .16s ease}.contact-list a:hover{color:var(--primary-hover);background:#01696f17}.section-header .twin-notify-note{margin-top:var(--space-4);padding:.85rem 1rem;border-radius:var(--radius-md);border-left:4px solid 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.9rem;border-radius:var(--radius-md);font-size:.95rem;line-height:1.55;overflow-wrap:break-word}.twin-message-user{align-self:flex-end;background:var(--primary);color:#fdfdfc;border-bottom-right-radius:.2rem}.twin-message-assistant{align-self:flex-start;background:#01696f12;border-bottom-left-radius:.2rem}.twin-message-assistant p{margin:0 0 .5rem}.twin-message-assistant p:last-child,.twin-message-assistant ul:last-child,.twin-message-assistant ol:last-child{margin-bottom:0}.twin-message-assistant ul,.twin-message-assistant ol{margin:0 0 .5rem;padding-left:1.2rem}.twin-message-assistant a{color:var(--primary)}.twin-typing{display:flex;flex-direction:column;align-items:flex-start;gap:.45rem;padding:.85rem .9rem}.twin-typing-dots{display:flex;align-items:center;gap:.3rem}.twin-typing-dots span{width:7px;height:7px;border-radius:50%;background:var(--primary);opacity:.4;animation:twin-typing-bounce 1.2s ease-in-out infinite}.twin-typing-dots span:nth-child(2){animation-delay:.15s}.twin-typing-dots span:nth-child(3){animation-delay:.3s}@keyframes twin-typing-bounce{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}.twin-typing-copy{margin:0;font-size:.8rem;color:var(--text-muted)}.twin-error{margin:0;padding:var(--space-2) var(--space-4);color:#a4433a;font-size:.85rem}.twin-input-row{display:flex;gap:var(--space-2);padding:var(--space-2) var(--space-4) var(--space-4);border-top:1px solid rgba(0,0,0,.06);padding-top:var(--space-2)}.twin-input{flex:1;font:inherit;font-size:.95rem;padding:.7rem 1rem;border-radius:999px;border:1px solid rgba(0,0,0,.12);background:var(--bg);color:var(--text);outline:none;transition:border-color .16s ease}.twin-input:focus{border-color:var(--primary)}.twin-input:disabled{opacity:.6}.twin-send{font:inherit;font-size:.95rem;padding:.7rem 1.4rem;border-radius:999px;border:1px solid transparent;background:var(--primary);color:#fdfdfc;cursor:pointer;transition:background .16s ease}.twin-send:hover:not(:disabled){background:var(--primary-hover)}.twin-send:disabled{opacity:.5;cursor:default}.twin-chip{position:fixed;right:1.25rem;bottom:1.25rem;z-index:20;display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.15rem;border-radius:999px;text-decoration:none;font-size:.95rem;font-weight:600;color:#fdfdfc;background:var(--primary);box-shadow:0 6px 20px #01696f47;transition:opacity .2s ease,transform .2s ease,background .16s ease}.twin-chip svg{width:1.15rem;height:1.15rem;flex-shrink:0}.twin-chip:hover{background:var(--primary-hover)}.twin-chip-hidden{opacity:0;transform:translateY(8px);pointer-events:none}.footer{border-top:1px solid rgba(0,0,0,.06);padding:var(--space-4);text-align:center;color:var(--text-muted);font-size:.85rem}@media (max-width: 720px){.nav-links{display:none}.twin-chip{right:.85rem;bottom:.85rem;font-size:.88rem;padding:.7rem 1rem}.hero-title{font-size:2rem}.contact-grid{grid-template-columns:1fr}}