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

::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #fff;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A1628;
}
::-webkit-scrollbar-thumb {
    background: #1D3B5F;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #254A74;
}

/* ===== Animations ===== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.8s ease-out forwards;
}

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

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

/* Default state for reveal elements (visible before JS) */
.reveal {
    opacity: 1;
    transform: translateY(0);
}

/* Only apply hidden state when JS is available and reduced motion is not preferred */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

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

#navbar.scrolled {
    background: rgba(3, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* ===== Service Cards ===== */
.service-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.5s ease;
}

.service-card:hover {
    border-color: rgba(212, 160, 23, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ===== Testimonial Cards ===== */
.testimonial-card {
    transition: all 0.5s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* ===== Nav Links ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #D4A017;
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #D4A017 !important;
}

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

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

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

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }
#mobile-menu.open .mobile-link:nth-child(6) { transition-delay: 0.35s; }

/* ===== Hamburger Animation ===== */
#menu-icon.active #bar1 {
    transform: rotate(45deg) translate(4px, 4px);
}
#menu-icon.active #bar2 {
    opacity: 0;
}
#menu-icon.active #bar3 {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.5rem;
}

/* ===== Form Styles ===== */
input:focus, select:focus, textarea:focus {
    border-color: rgba(212, 160, 23, 0.5) !important;
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.1) !important;
}

input::placeholder, textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

select option {
    background: #0F1F35;
    color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.1;
    }
}

/* ===== 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;
    }
}