/* ===== Base & Utilities ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(201, 162, 39, 0.3);
    color: #F5E6A3;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #050D18;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #C9A227, #996F0A);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #EFD572, #C9A227);
}

/* ===== Animations ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes pulse-ring {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

.animate-bounce-slow {
    animation: float 3s ease-in-out infinite;
}

/* ===== Scroll Reveal ===== */
.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);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
}

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

#navbar.scrolled {
    background: rgba(5, 13, 24, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 162, 39, 0.1);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

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

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

.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; }

/* ===== Menu Toggle ===== */
.menu-line {
    display: block;
}

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

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

#menu-toggle.active .menu-line:nth-child(3) {
    width: 6;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== Card Hover Effects ===== */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

/* ===== Gold Gradient Text Fallback ===== */
.text-transparent.bg-clip-text {
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Focus Styles ===== */
a:focus-visible, button:focus-visible {
    outline: 2px solid #C9A227;
    outline-offset: 2px;
    border-radius: 4px;
}

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

/* ===== Smooth transitions for all interactive elements ===== */
button, a {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Print Styles ===== */
@media print {
    body { background: white; color: black; }
    #navbar, .animate-bounce-slow { display: none; }
}