body>nav:first-of-type,nav.main-nav{position:fixed;top:0;left:0;width:100%;height:64px;z-index:50;background:var(--nav-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:color 0.3s,background-color 0.3s,border-color 0.3s}
body>nav:first-of-type .container,nav.main-nav .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.logo{font-size:22px;font-weight:900;letter-spacing:-0.03em;cursor:pointer;display:inline-block;transition:transform 0.15s ease}
.logo span{color:#2563EB}
.logo:active{transform:scale(0.95)}
.nav-center{display:flex;gap:32px;list-style:none}
.nav-center a{font-size:14px;color:var(--muted);transition:color 0.2s,transform 0.15s ease;cursor:pointer;display:inline-block}
.nav-center a:hover{color:var(--text)}
.nav-center a:active{transform:scale(0.95)}
.nav-center a.active{color:var(--text);font-weight:600}
.nav-right{display:flex;align-items:center;gap:12px}
.theme-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;
padding:8px;border:1px solid var(--border);border-radius:9999px;background:transparent;cursor:pointer;
color:var(--text);transition:color 0.3s,background-color 0.3s,border-color 0.3s,transform 0.15s ease}
.theme-toggle:hover{border-color:var(--text)}
.theme-toggle:active{transform:scale(0.92)}
.theme-toggle svg{width:16px;height:16px;display:block}
.cv-btn{display:inline-flex;align-items:center;gap:6px;border:2px solid var(--text);border-radius:4px;padding:8px 16px;
font-size:14px;font-weight:600;background:transparent;color:var(--text);cursor:pointer;position:relative;
overflow:hidden;z-index:1;transition:color 0.5s,transform 0.15s ease;font-family:var(--font-sans)}
.cv-btn:before{content:"";position:absolute;z-index:-1;background:var(--text);border-radius:50%;
height:150px;width:200px;top:100%;left:100%;transition:all 0.7s}
.cv-btn:hover{color:var(--bg)}
.cv-btn:hover:before{top:-30px;left:-30px}
.cv-btn:active{transform:scale(0.95)}
.cv-btn svg{width:16px;height:16px;display:block}
@media(max-width:639px){.cv-btn{display:none}}
.hamburger{display:none;align-items:center;justify-content:center;padding:8px;border:none;
background:transparent;cursor:pointer;color:var(--text);transition:transform 0.15s ease}
.hamburger:active{transform:scale(0.92)}
.hamburger svg{width:24px;height:24px;display:block}
@media(max-width:767px){.nav-center{display:none}.hamburger{display:flex}}
@media(min-width:768px){.hamburger{display:none}}

/* Mobile full-screen navigation overlay */
.mobile-dropdown{position:fixed;inset:0;width:100%;height:100vh;height:100dvh;background:var(--bg);
opacity:0;visibility:hidden;pointer-events:none;transition:opacity 0.35s cubic-bezier(0.16,1,0.3,1),visibility 0.35s ease;
z-index:48;overflow-y:auto;-webkit-overflow-scrolling:touch}
.mobile-dropdown.open{opacity:1;visibility:visible;pointer-events:auto}
.mobile-overlay-glow{position:absolute;top:-60px;right:-60px;width:320px;height:320px;border-radius:50%;
background:radial-gradient(circle,rgba(37,99,235,0.16) 0%,rgba(37,99,235,0) 70%);filter:blur(50px);
pointer-events:none;z-index:0}
.dark .mobile-overlay-glow{background:radial-gradient(circle,rgba(79,131,255,0.2) 0%,rgba(79,131,255,0) 70%)}
.mobile-dropdown .inner{position:relative;z-index:1;min-height:100%;padding:84px 24px 28px;display:flex;
flex-direction:column;justify-content:space-between;max-width:540px;margin:0 auto;box-sizing:border-box}
.mobile-nav-eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:500;text-transform:uppercase;
letter-spacing:0.14em;color:var(--muted);margin-bottom:12px;display:block}
.mobile-nav-links{display:flex;flex-direction:column;border-top:1px solid var(--border)}
.mobile-nav-link{display:flex;align-items:center;justify-content:space-between;padding:14px 0;
border-bottom:1px solid var(--border);text-decoration:none;cursor:pointer;position:relative}
.mobile-nav-link-left{display:flex;align-items:baseline;gap:14px}
.mobile-link-idx{font-family:var(--font-mono);font-size:12px;font-variant-numeric:tabular-nums;
color:var(--muted);opacity:0.6;line-height:1}
.mobile-link-mask{overflow:hidden;display:inline-flex}
.mobile-link-text{font-family:var(--font-display);font-size:clamp(2rem,7.5vw,2.6rem);font-weight:600;
letter-spacing:-0.035em;line-height:1.1;color:var(--text);transform:translateY(110%);
transition:transform 0.5s cubic-bezier(0.16,1,0.3,1),color 0.2s ease}
.mobile-dropdown.open .mobile-nav-link:nth-child(1) .mobile-link-text{transform:translateY(0);transition-delay:70ms}
.mobile-dropdown.open .mobile-nav-link:nth-child(2) .mobile-link-text{transform:translateY(0);transition-delay:140ms}
.mobile-dropdown.open .mobile-nav-link:nth-child(3) .mobile-link-text{transform:translateY(0);transition-delay:210ms}
.mobile-dropdown.open .mobile-nav-link:nth-child(4) .mobile-link-text{transform:translateY(0);transition-delay:280ms}
.mobile-dropdown.open .mobile-nav-link:nth-child(5) .mobile-link-text{transform:translateY(0);transition-delay:350ms}
.mobile-dropdown.open .mobile-nav-link:nth-child(6) .mobile-link-text{transform:translateY(0);transition-delay:420ms}
.mobile-link-arrow{width:22px;height:22px;color:var(--accent);opacity:0;transform:translate(-8px,8px);
transition:transform 0.25s cubic-bezier(0.16,1,0.3,1),opacity 0.2s ease;flex-shrink:0}
.mobile-nav-link:hover .mobile-link-text,.mobile-nav-link:active .mobile-link-text{color:var(--accent)}
.mobile-nav-link:hover .mobile-link-arrow,.mobile-nav-link:active .mobile-link-arrow{opacity:1;transform:translate(0,0)}

.mobile-nav-footer{margin-top:28px}
.mobile-dropdown a.cv-btn-mobile{display:flex;align-items:center;justify-content:center;gap:8px;
width:100%;border:2px solid var(--text);border-radius:4px;padding:12px 20px;font-size:14px;
font-weight:600;line-height:1.2;white-space:nowrap;background:transparent;color:var(--text);
cursor:pointer;transition:background 0.2s,color 0.2s,transform 0.15s ease;font-family:var(--font-sans)}
.mobile-dropdown a.cv-btn-mobile:active{transform:scale(0.95)}
.mobile-dropdown a.cv-btn-mobile svg{width:20px;height:20px;flex:0 0 20px;display:block}
.mobile-dropdown a.cv-btn-mobile:hover{background:var(--text);color:var(--bg)}

.mobile-social-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:20px;
padding-top:16px;border-top:1px solid var(--border)}
.mobile-social-link{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:11px;
font-weight:500;text-transform:uppercase;letter-spacing:0.08em;color:var(--muted);text-decoration:none;
transition:color 0.2s ease,transform 0.15s ease}
.mobile-social-link:hover{color:var(--accent);transform:translateY(-1px)}
.mobile-social-link svg{width:14px;height:14px;display:block;flex-shrink:0}

@media(min-width:768px){.mobile-dropdown{display:none!important}}

@media(prefers-reduced-motion:reduce){
.mobile-dropdown,.mobile-link-text,.mobile-link-arrow,.mobile-social-link{animation:none!important;transition:none!important;transform:none!important}
.mobile-link-text{transform:translateY(0)!important}
}