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

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: #040B18;
    color: #ffffff;
    overflow-x: hidden;
}

/* Decorative Background Shapes */
.deco-circle-1 {
    position: fixed;
    top: 10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 230, 160, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.deco-circle-2 {
    position: fixed;
    bottom: 20%;
    left: -15%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 230, 160, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.deco-circle-3 {
    position: fixed;
    top: 50%;
    left: 40%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 230, 160, 0.02) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.deco-rect-1 {
    position: fixed;
    top: 30%;
    right: 5%;
    width: 200px;
    height: 200px;
    border: 1px solid rgba(0, 230, 160, 0.06);
    transform: rotate(45deg);
    pointer-events: none;
    z-index: 0;
}

/* Navbar */
#navbar {
    background: transparent;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(4, 11, 24, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00E6A0;
    transition: width 0.3s ease;
}

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

/* Mobile Menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

/* Service Cards */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
}

/* Gallery */
.gallery-item {
    transition: transform 0.5s ease;
}

.gallery-item:hover {
    transform: scale(1.02);
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* Selection */
::selection {
    background: rgba(0, 230, 160, 0.3);
    color: #ffffff;
}

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

::-webkit-scrollbar-track {
    background: #040B18;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 230, 160, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 230, 160, 0.5);
}

/* Select styling */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2300E6A0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #00E6A0;
    outline-offset: 2px;
}

/* Smooth image loading */
img {
    loading: lazy;
}