/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

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

::-webkit-scrollbar-track {
    background: #1A1A1A;
}

::-webkit-scrollbar-thumb {
    background: #4E4E4E;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #E2725B;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-bounce-slow {
    animation: float 3s ease-in-out infinite;
}

/* Reveal Animations — progressive enhancement, hidden by default */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal-up.visible,
    .reveal-left.visible,
    .reveal-right.visible {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* Navbar */
#navbar.scrolled {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

#navbar.scrolled .nav-link {
    color: rgba(255, 255, 255, 0.9);
}

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

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Menu toggle */
.menu-line {
    display: block;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Card hover */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

/* Selection */
::selection {
    background: rgba(226, 114, 91, 0.3);
    color: white;
}