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

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

body {
    background-color: #0a1628;
    color: #ffffff;
    font-family: 'Space Grotesk', sans-serif;
    overflow-x: hidden;
}

/* ===== Geometric Shapes ===== */
.geometric-shape {
    position: absolute;
    pointer-events: none;
}

.shape-circle-1 {
    top: 10%;
    right: 5%;
    width: 400px;
    height: 400px;
    border: 2px solid rgba(45, 212, 191, 0.08);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.shape-circle-2 {
    bottom: 15%;
    right: 15%;
    width: 200px;
    height: 200px;
    background: rgba(45, 212, 191, 0.04);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
}

.shape-rect-1 {
    top: 30%;
    left: 45%;
    width: 120px;
    height: 120px;
    border: 2px solid rgba(45, 212, 191, 0.06);
    transform: rotate(45deg);
    animation: rotate-slow 20s linear infinite;
}

.shape-triangle {
    bottom: 25%;
    left: 10%;
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid rgba(45, 212, 191, 0.04);
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes rotate-slow {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

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

#navbar.scrolled {
    background: rgba(10, 22, 40, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

#navbar.scrolled .menu-line {
    background: #ffffff;
}

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

#mobileMenu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 1;
}

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

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Service Cards ===== */
.service-card {
    will-change: transform;
}

/* ===== Process Steps ===== */
.process-step {
    will-change: transform;
}

/* ===== Scroll Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
    }
    
    .reveal-left.revealed {
        opacity: 1;
        transform: translateX(0);
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
    }
    
    .reveal-right.revealed {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===== Staggered Delays ===== */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* ===== Back to Top ===== */
#backToTop.visible {
    opacity: 1;
    pointer-events: all;
}

/* ===== Utility ===== */
@media (max-width: 768px) {
    .shape-circle-1 {
        width: 250px;
        height: 250px;
    }
    
    .shape-circle-2 {
        width: 120px;
        height: 120px;
    }
    
    .shape-rect-1 {
        width: 80px;
        height: 80px;
    }
    
    .shape-triangle {
        border-left-width: 40px;
        border-right-width: 40px;
        border-bottom-width: 69px;
    }
}

/* ===== Selection ===== */
::selection {
    background: rgba(45, 212, 191, 0.3);
    color: #ffffff;
}