/* Base & Utilities */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scroll Reveal - Progressive Enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-up.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-left.revealed {
        opacity: 1;
        transform: translateX(0);
    }
    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal-right.revealed {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Floating animations */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(-2deg); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 7s ease-in-out infinite;
    animation-delay: 1s;
}

/* Navbar transitions */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    border-radius: 1px;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    transition: transform 0.2s ease, color 0.2s ease;
}

.mobile-link:hover {
    transform: scale(1.05);
}

/* Menu animation */
.menu-line {
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    width: 1.5rem;
}

/* Smooth card hover */
a, button {
    -webkit-tap-highlight-color: transparent;
}

/* Selection color */
::selection {
    background-color: rgb(244 189 199);
    color: rgb(143 44 70);
}

/* Focus styles */
a:focus-visible, button:focus-visible {
    outline: 2px solid rgb(192 79 114);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgb(253 240 241);
}

::-webkit-scrollbar-thumb {
    background: rgb(217 114 143);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgb(192 79 114);
}