/* ===== 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;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== Scroll Reveal (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

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

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* ===== Gold shimmer animation ===== */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* ===== Floating particles ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px) scale(1); opacity: 0.4; }
    50% { transform: translateY(-20px) scale(1.2); opacity: 0.7; }
}

@keyframes float-delay {
    0%, 100% { transform: translateY(0px) scale(1); opacity: 0.3; }
    50% { transform: translateY(-15px) scale(1.1); opacity: 0.6; }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 5s ease-in-out infinite;
    animation-delay: 1.5s;
}

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

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

/* ===== Navbar glass effect ===== */
.nav-scrolled {
    background: rgba(6, 26, 15, 0.92) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 168, 83, 0.1);
}

.nav-transparent {
    background: transparent !important;
    border-bottom: 1px solid transparent !important;
}

/* ===== Mobile hamburger animation ===== */
.menu-line {
    display: block;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: translateX(10px);
}

#menu-btn.active .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Mobile links ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s 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; }

/* ===== Selection color ===== */
::selection {
    background: rgba(212, 168, 83, 0.3);
    color: #f0f7f0;
}

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

::-webkit-scrollbar-track {
    background: #061a0f;
}

::-webkit-scrollbar-thumb {
    background: #144229;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #185332;
}

/* ===== Focus styles ===== */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #d4a853;
    outline-offset: 4px;
    border-radius: 2px;
}

/* ===== Image hover overlay ===== */
.group:hover .group-hover\:scale-105,
.group:hover .group-hover\:scale-110 {
    transform: scale(1.05);
}

/* ===== Subtle gold line accent ===== */
.gold-line {
    position: relative;
}

.gold-line::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, #d4a853, transparent);
}