/* === 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 {
    overflow-x: hidden;
}

::selection {
    background: #c9a84c;
    color: #0a1628;
}

/* === Navbar === */
.nav {
    transition: background 0.4s ease, box-shadow 0.4s ease;
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 1px 0 rgba(15, 33, 64, 0.06);
}

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

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

/* === Scroll Line Animation === */
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

.scroll-line {
    animation: scrollPulse 2s ease-in-out infinite;
}

/* === Hero Animations === */
.hero-content {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero-image {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

/* === Service Cards === */
.service-card {
    transition: background 0.5s ease, transform 0.3s ease;
}

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

/* === Process Steps === */
.process-step {
    transition: transform 0.3s ease;
}

.process-step:hover {
    transform: translateY(-4px);
}

/* === Contact Form === */
.contact-form input,
.contact-form select,
.contact-form textarea {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: #c9a84c;
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.08);
}

/* === Scroll Reveal (Progressive Enhancement) === */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* === Responsive === */
@media (max-width: 767px) {
    .hero-content h1 {
        font-size: 2.75rem;
    }
    
    .hero-image {
        margin-top: 2rem;
    }
    
    .about-content {
        margin-top: 2rem;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .hero-content h1 {
        font-size: 3.5rem;
    }
}