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

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(212, 168, 83, 0.3);
    color: #f5f5f5;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0d0d10;
}
::-webkit-scrollbar-thumb {
    background: rgba(107, 15, 26, 0.6);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(107, 15, 26, 0.9);
}

/* ===== Navbar ===== */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(8, 8, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 168, 83, 0.08);
}

#navbar.scrolled .menu-line {
    background: #f5f5f5;
}

/* ===== Mobile Menu ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* ===== Menu Button Animation ===== */
#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menuBtn.active .menu-line:nth-child(3) {
    width: 5px;
    margin-left: 0;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Floating Cards ===== */
.floating-card {
    animation: float 6s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    animation-delay: -2s;
}

.floating-card:nth-child(3) {
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* ===== Scroll Indicator ===== */
.scroll-indicator {
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 0.6; transform: scaleY(1.2); }
}

/* ===== Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .floating-card {
        animation: none;
    }
    .scroll-indicator {
        animation: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* ===== Gold Shimmer on Hover ===== */
a:hover, button:hover {
    transition: all 0.3s ease;
}

/* ===== Card Hover Glow ===== */
.group:hover .group-hover\:scale-150 {
    transition: transform 0.3s ease;
}

/* ===== Image Lazy Load Fade ===== */
img[loading="lazy"] {
    transition: opacity 0.5s ease;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .floating-card {
        display: none;
    }
    
    #hero {
        min-height: 100vh;
        min-height: 100dvh;
    }
}

/* ===== Focus Styles ===== */
a:focus-visible, button:focus-visible {
    outline: 2px solid rgba(212, 168, 83, 0.6);
    outline-offset: 3px;
    border-radius: 4px;
}