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

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

body {
    background-color: #050A18;
    color: #ffffff;
}

::selection {
    background-color: rgba(212, 168, 67, 0.3);
    color: #ffffff;
}

/* ─── NAV ─── */
#nav {
    background: transparent;
    transition: background-color 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#nav.scrolled {
    background: rgba(5, 10, 24, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(212, 168, 67, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #D4A843;
    transition: width 0.3s ease;
}

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

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

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: translateY(3px) rotate(45deg);
}

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

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

/* ─── HERO ANIMATIONS ─── */
.hero-eyebrow {
    animation: slideUp 0.8s ease forwards;
}

.hero-title {
    animation: slideUp 0.8s ease 0.15s forwards;
    opacity: 0;
    transform: translateY(30px);
}

.hero-sub {
    animation: slideUp 0.8s ease 0.3s forwards;
    opacity: 0;
    transform: translateY(30px);
}

.hero-cta {
    animation: slideUp 0.8s ease 0.45s forwards;
    opacity: 0;
    transform: translateY(30px);
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── REVEAL ANIMATIONS ─── */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(40px);
    }

    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
    }

    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
    }

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
    }
}

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

::-webkit-scrollbar-track {
    background: #050A18;
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 67, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 168, 67, 0.5);
}

/* ─── FOCUS ─── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #D4A843;
    outline-offset: 4px;
}

/* ─── IMAGE PLACEHOLDER ─── */
img {
    max-width: 100%;
    height: auto;
}