*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    background-color: #040d1f;
    color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Geometric Background Shapes */
.geo-circle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.circle-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 160, 23, 0.06) 0%, transparent 70%);
    top: -100px;
    right: -200px;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(30, 58, 138, 0.15) 0%, transparent 70%);
    bottom: 20%;
    left: -100px;
}

.circle-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.05) 0%, transparent 70%);
    top: 50%;
    right: 10%;
}

.geo-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 60px 104px 60px;
    border-color: transparent transparent rgba(212, 160, 23, 0.04) transparent;
    top: 35%;
    right: 5%;
    transform: rotate(15deg);
    pointer-events: none;
    z-index: 0;
}

.geo-square {
    position: absolute;
    width: 120px;
    height: 120px;
    background: rgba(30, 58, 138, 0.08);
    border: 1px solid rgba(212, 160, 23, 0.08);
    top: 60%;
    left: 8%;
    transform: rotate(45deg);
    pointer-events: none;
    z-index: 0;
}

/* Navbar */
#navbar {
    background: rgba(4, 13, 31, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

/* Mobile Menu */
#mobileMenu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobileMenu.active .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.active .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.active .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.active .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.active .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobileMenu.active .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* Menu button animation */
#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menuBtn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s 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; }
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #fbbf24;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection */
::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #ffffff;
}