/* Custom Properties */
:root {
    --midnight-900: #0f1c3f;
    --midnight-950: #0a1530;
    --mint-400: #7ecfc0;
    --mint-500: #5bb8a8;
    --mint-600: #4a9e8f;
    --stone-50: #fafaf8;
    --stone-100: #f5f4f0;
    --stone-200: #e8e6e0;
    --stone-500: #78716c;
    --stone-900: #1c1917;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Lato', sans-serif;
    font-weight: 300;
    color: var(--midnight-900);
    background-color: var(--stone-50);
    overflow-x: hidden;
}

.font-playfair {
    font-family: 'Playfair Display', serif;
}

/* Navbar */
#navbar {
    transition: background-color 0.5s ease, padding 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background-color: rgba(15, 28, 63, 0.97);
    padding: 0.75rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

.nav-logo {
    transition: color 0.3s ease;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--mint-400);
    transition: width 0.3s ease;
}

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

#navbar.scrolled .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Form Focus Styles */
input:focus,
textarea:focus {
    border-color: var(--mint-400) !important;
    background-color: rgba(255, 255, 255, 0.08) !important;
}

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

::-webkit-scrollbar-track {
    background: var(--midnight-900);
}

::-webkit-scrollbar-thumb {
    background: var(--mint-600);
    border-radius: 4px;
}

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

/* Selection */
::selection {
    background-color: var(--mint-500);
    color: var(--midnight-900);
}

/* Image placeholder fallback */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

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

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}