/* Base & Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.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);
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .scroll-reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Scroll reveal hidden state (applied by JS) */
.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays for grid items */
.scroll-reveal:nth-child(1) { transition-delay: 0ms; }
.scroll-reveal:nth-child(2) { transition-delay: 100ms; }
.scroll-reveal:nth-child(3) { transition-delay: 200ms; }
.scroll-reveal:nth-child(4) { transition-delay: 300ms; }
.scroll-reveal:nth-child(5) { transition-delay: 400ms; }
.scroll-reveal:nth-child(6) { transition-delay: 500ms; }

/* Navbar glass effect */
.nav-glass {
    background: rgba(20, 20, 20, 0.6) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-scrolled {
    background: rgba(20, 20, 20, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1e1e1e;
}
::-webkit-scrollbar-thumb {
    background: #4a4a4a;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B6B;
}

/* Selection color */
::selection {
    background: rgba(255, 107, 107, 0.3);
    color: #1e1e1e;
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid #FF6B6B;
    outline-offset: 2px;
    border-radius: 4px;
}

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

/* Smooth image loading */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Hero gradient animation */
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-gradient {
    background: linear-gradient(135deg, #1e1e1e 0%, #2d2d2d 50%, #822828 100%);
    background-size: 200% 200%;
    animation: gradient-shift 15s ease infinite;
}

/* Floating animation for decorative elements */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.float-anim {
    animation: float 6s ease-in-out infinite;
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(-3deg); }
}

.float-anim-delayed {
    animation: float-delayed 8s ease-in-out infinite;
}

/* Pulse animation for dots */
@keyframes pulse-dot {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

.pulse-dot {
    animation: pulse-dot 3s ease-in-out infinite;
}

/* Card hover glow */
.card-glow:hover {
    box-shadow: 0 0 60px rgba(255, 107, 107, 0.15);
}

/* Text gradient utility */
.text-gradient {
    background: linear-gradient(135deg, #FF6B6B 0%, #ee5a5a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Form input focus animation */
input:focus, textarea:focus {
    transform: translateY(-1px);
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .font-serif {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
}

/* Print styles */
@media print {
    nav, #mobile-menu-btn, .scroll-reveal {
        display: none !important;
    }
    body {
        color: #000;
        background: #fff;
    }
}