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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Navigation */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: white !important;
}

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

.navbar-scrolled .nav-link:hover {
    color: white !important;
}

.navbar-scrolled .nav-link::after {
    background: #5eead4;
}

/* Hero Orbs Animation */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.05); }
}

@keyframes float-medium {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, 30px) scale(1.03); }
}

@keyframes float-fast {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(15px, 15px) scale(1.02); }
}

.orb-1 {
    animation: float-slow 8s ease-in-out infinite;
}

.orb-2 {
    animation: float-medium 10s ease-in-out infinite;
}

.orb-3 {
    animation: float-fast 12s ease-in-out infinite;
}

/* Reveal Animations */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

/* Staggered reveal delays */
.reveal[data-reveal-delay="1"] { transition-delay: 0.1s; }
.reveal[data-reveal-delay="2"] { transition-delay: 0.2s; }
.reveal[data-reveal-delay="3"] { transition-delay: 0.3s; }
.reveal[data-reveal-delay="4"] { transition-delay: 0.4s; }

/* Mobile Menu */
.mobile-link {
    font-family: 'Playfair Display', Georgia, serif;
}

/* Button hover effects */
button[type="submit"]:active {
    transform: scale(0.98);
}

/* Image lazy loading placeholder */
img {
    background-color: #e2e8f0;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* Tablet */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
}

/* Large screens */
@media (min-width: 1920px) {
    .max-w-7xl {
        max-width: 80rem;
    }
}