/* Base styles & custom properties */
:root {
    --color-coral-400: #ff8d6d;
    --color-coral-500: #ff6b45;
    --color-coral-600: #f54d22;
    --color-charcoal-950: #15131a;
    --color-charcoal-900: #2a2831;
    --color-charcoal-800: #34323d;
    --color-charcoal-600: #514e5c;
    --color-charcoal-500: #676474;
    --color-charcoal-400: #838091;
    --color-charcoal-300: #a4a2b0;
    --color-charcoal-200: #c7c6d0;
    --color-charcoal-100: #e3e3e8;
    --color-coral-50: #fff5f2;
}

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

body {
    overflow-x: hidden;
}

/* Scroll reveal animations — progressive enhancement */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }

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

    .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
    .scroll-reveal:nth-child(3) { transition-delay: 0.2s; }
    .scroll-reveal:nth-child(4) { transition-delay: 0.3s; }
    .scroll-reveal:nth-child(5) { transition-delay: 0.4s; }
    .scroll-reveal:nth-child(6) { transition-delay: 0.5s; }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav-scrolled #navbar a:not(.bg-coral-500) {
    color: var(--color-charcoal-700) !important;
}

.nav-scrolled .font-serif {
    color: var(--color-charcoal-900) !important;
}

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

::-webkit-scrollbar-track {
    background: var(--color-charcoal-50);
}

::-webkit-scrollbar-thumb {
    background: var(--color-charcoal-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-coral-400);
}

/* Selection color */
::selection {
    background: var(--color-coral-200);
    color: var(--color-charcoal-900);
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid var(--color-coral-500);
    outline-offset: 2px;
}

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

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

/* Subtle parallax on hero */
#hero {
    will-change: transform;
}

/* Image hover effects */
.group img {
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Smooth loading for images */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

img[data-src] {
    opacity: 0;
}

/* Button ripple effect preparation */
button, a {
    -webkit-tap-highlight-color: transparent;
}