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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #050E1F;
}
::-webkit-scrollbar-thumb {
    background: #1A3A5C;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C9A84C;
}

/* Scroll reveal base — content is visible by default, JS adds animation class */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Service card */
.service-card {
    background: rgba(11, 29, 58, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    padding: 2rem;
    transition: border-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
}
.service-card:hover {
    border-color: rgba(201, 168, 76, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Testimonial card */
.testimonial-card {
    transition: border-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
}
.testimonial-card:hover {
    border-color: rgba(201, 168, 76, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Process step */
.process-step {
    transition: transform 0.4s ease;
}
.process-step:hover {
    transform: translateY(-4px);
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(5, 14, 31, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Mobile menu */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.mobile-link:last-child {
    border-bottom: none;
}

/* Nav lines animation */
#mobile-menu-btn.active .nav-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#mobile-menu-btn.active .nav-line:nth-child(2) {
    opacity: 0;
}
#mobile-menu-btn.active .nav-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.5rem;
}

/* Scroll dot animation */
@keyframes scrollDot {
    0% { top: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}
.animate-scroll-dot {
    width: 100%;
    height: 40%;
    background: linear-gradient(to bottom, transparent, #C9A84C, transparent);
    animation: scrollDot 2s ease-in-out infinite;
}

/* Gold shimmer on hero text */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* Floating particles */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(2deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

/* Form focus states */
input:focus, textarea:focus, select:focus {
    outline: none;
    box-shadow: 0 0 0 1px rgba(201, 168, 76, 0.2);
}

/* Custom select arrow */
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='%23C9A84C' 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;
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}