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

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

body {
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: #c23d1f;
    color: #fdf0eb;
}

/* Floating Card Animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

.floating-card {
    animation: float 4s ease-in-out infinite;
}

.floating-card:nth-child(2) {
    animation-delay: -1.3s;
    animation-duration: 5s;
}

.floating-card:nth-child(3) {
    animation-delay: -2.6s;
    animation-duration: 4.5s;
}

/* Card Hover Effect */
.card-hover {
    transition: transform 0.4s ease;
}

.card-hover:hover {
    transform: translateY(-4px);
}

/* Scroll Reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* Navbar Scroll State */
.nav-scrolled {
    background: rgba(253, 251, 247, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

/* Mobile Menu Transitions */
.mobile-link {
    transition: opacity 0.3s ease;
}

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

::-webkit-scrollbar-track {
    background: #faf5e8;
}

::-webkit-scrollbar-thumb {
    background: #d4b052;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c29434;
}

/* Focus Styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #c23d1f;
    outline-offset: 2px;
}

/* Image Placeholder Fallback */
img {
    background: linear-gradient(135deg, #f5e9cc 0%, #eddbaa 100%);
}