/* Base & Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1A1D23;
}
::-webkit-scrollbar-thumb {
    background: #323640;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* Floating Card Animations */
.floating-card-1 {
    animation: float1 4s ease-in-out infinite;
}
.floating-card-2 {
    animation: float2 5s ease-in-out infinite;
}
.floating-card-3 {
    animation: float3 3.5s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(1deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(-2deg); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    50% { transform: translateY(-8px) translateX(6px); }
}

/* Scroll Reveal - Progressive Enhancement */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(26, 29, 35, 0.95) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(63, 68, 80, 0.5);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Date input styling */
input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(0.5) sepia(1) saturate(5) hue-rotate(350deg);
    cursor: pointer;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid #FF6B4A;
    outline-offset: 2px;
}

/* Selection color */
::selection {
    background: rgba(255, 107, 74, 0.3);
    color: #fff;
}

/* Smooth image loading */
img {
    loading: lazy;
    decoding: async;
}

/* Mobile menu transition */
#mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}