*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { display: block; max-width: 100%; }
a { text-decoration: none; }
button { background: none; border: none; cursor: pointer; padding: 0; }

.nav-text { transition: color 0.3s ease; }
.nav-link { position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px; background: #F97583; transition: width 0.3s ease; }
.nav-link:hover::after { width: 100%; }

#navbar.scrolled { background: rgba(245,243,240,0.95); backdrop-filter: blur(12px); box-shadow: 0 1px 0 rgba(28,28,30,0.06); }
#navbar.scrolled .nav-text { color: #1C1C1E; }

@keyframes scrollLine { 0% { transform: translateY(-100%); } 100% { transform: translateY(100%); } }
.animate-scroll-line { animation: scrollLine 1.8s ease-in-out infinite; }

#mobile-menu.open { transform: translateX(0); }
#mobile-menu .mobile-link { opacity: 0; transform: translateY(12px); transition: opacity 0.3s ease, transform 0.3s ease; }
#mobile-menu.open .mobile-link { opacity: 1; transform: translateY(0); }
#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

#menu-toggle.active #bar-top { transform: translateY(5px) rotate(45deg); }
#menu-toggle.active #bar-mid { opacity: 0; }
#menu-toggle.active #bar-bot { transform: translateY(-5px) rotate(-45deg); width: 5px; }

@media (prefers-reduced-motion: no-preference) {
    .reveal { opacity: 0; transform: translateY(24px); }
}
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; }
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}