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

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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scroll Reveal - Progressive Enhancement */
@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a1628;
}

::-webkit-scrollbar-thumb {
    background: #d4a017;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #e6b422;
}

/* Selection color */
::selection {
    background: #d4a017;
    color: #0f2140;
}

/* Form styles */
input, textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s ease, background 0.2s ease;
    outline: none;
}

input:focus, textarea:focus {
    border-color: #d4a017;
    background: rgba(255, 255, 255, 0.08);
}

input::placeholder, textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* Button hover effects */
a {
    text-decoration: none;
}

/* Image loading */
img {
    max-width: 100%;
    height: auto;
}

/* Mobile menu button animation */
.menu-line {
    display: block;
}

#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) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* Gallery hover overlay */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

/* Testimonial card hover */
.bg-white\/5:hover {
    border-color: rgba(212, 160, 23, 0.3);
}

/* Smooth transitions for all interactive elements */
button, a, .group {
    transition: all 0.2s ease;
}