/* 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;
}

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

::-webkit-scrollbar-track {
    background: #1a1b1f;
}

::-webkit-scrollbar-thumb {
    background: #4a4d55;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #F97316;
}

/* Selection */
::selection {
    background: rgba(249, 115, 22, 0.3);
    color: #fff;
}

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

@keyframes float-delayed {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

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

.animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
}

/* Reveal Animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

/* Fallback: content always visible without JS */
@media (prefers-reduced-motion: reduce), (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(15, 16, 19, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Card hover effects */
.group:hover .group-hover\:translate-x-1 {
    transform: translateX(4px);
}

/* Focus styles */
input:focus,
textarea:focus,
button:focus {
    outline: none;
}

/* Image aspect ratios */
img {
    max-width: 100%;
    height: auto;
}

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

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

/* Subtle gradient borders */
.gradient-border {
    position: relative;
    background: linear-gradient(135deg, #1a1b1f, #26282d);
    border-radius: 24px;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: 23px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.3), transparent, rgba(249, 115, 22, 0.1));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* Button ripple effect */
button, a {
    position: relative;
    overflow: hidden;
}

/* Print styles */
@media print {
    nav, #contact-form, button {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}