*, *::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;
}

/* Loader */
#loader {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #091628;
}

#loader.fade-out {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s ease;
}

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

#navbar.scrolled {
    background-color: rgba(9, 22, 40, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transition: width 0.3s ease;
}

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

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

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

.mobile-link {
    position: relative;
}

/* Menu toggle animation */
.menu-line {
    display: block;
    transition: all 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menu-toggle.active .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Reveal animations — 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);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Fallback: show reveals if JS is disabled */
.no-js .reveal {
    opacity: 1;
    transform: none;
}

/* Back to top */
#back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

/* Input focus styles */
input:focus,
textarea:focus {
    outline: none;
}

/* Selection color */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #1e3a5f;
}

/* Smooth image loading */
img {
    image-rendering: auto;
    loading: lazy;
}

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

::-webkit-scrollbar-track {
    background: #0f2440;
}

::-webkit-scrollbar-thumb {
    background: #c9a84c;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a832;
}