/* ===== Base & Reset ===== */
*, *::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;
}

::selection {
    background: rgba(212, 160, 55, 0.3);
    color: #fefdf8;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #030a06;
}
::-webkit-scrollbar-thumb {
    background: rgba(212, 160, 55, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 160, 55, 0.5);
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

@keyframes scrollLine {
    0%, 100% {
        opacity: 0.4;
        transform: scaleY(0.5);
        transform-origin: top;
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

.animate-scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
}

/* ===== Reveal Animations ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal[data-revealed="false"] {
    opacity: 0;
    transform: translateY(30px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Navbar ===== */
#navbar {
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

#navbar.scrolled {
    background: rgba(3, 10, 6, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 160, 55, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #d4a037, transparent);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

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

.menu-line {
    transition: all 0.3s ease;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1.25rem;
}

.mobile-link {
    transition: all 0.3s ease;
}

.mobile-link:hover {
    transform: scale(1.05);
}

/* ===== Gold Gradient Text Utility ===== */
.text-gold-gradient {
    background: linear-gradient(135deg, #f5d68a, #d4a037, #b8860b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Button Hover Glow ===== */
button:hover,
a:hover {
    transition: all 0.3s ease;
}

/* ===== Image Hover ===== */
img {
    transition: transform 0.7s ease;
}

/* ===== Focus Styles ===== */
:focus-visible {
    outline: 2px solid rgba(212, 160, 55, 0.6);
    outline-offset: 2px;
}

/* ===== Smooth Section Transitions ===== */
section {
    position: relative;
}

/* ===== Card Tilt Effect (subtle) ===== */
.reveal.group:hover {
    transform: translateY(-4px);
}

/* ===== Parallax-like subtle movement ===== */
@supports (background: linear-gradient(to bottom, #0d1f12, #07120a)) {
    #hero {
        background-attachment: fixed;
    }
}

@media (max-width: 768px) {
    #hero {
        background-attachment: scroll;
    }
}