/* === Base & Typography === */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #fefdf8;
}

/* === 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[data-reveal-delay="1"] { transition-delay: 0.1s; }
.reveal[data-reveal-delay="2"] { transition-delay: 0.2s; }
.reveal[data-reveal-delay="3"] { transition-delay: 0.3s; }
.reveal[data-reveal-delay="4"] { transition-delay: 0.4s; }

/* Initial state for reduced-motion users is visible — JS adds animated state */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Floating Card Animations === */
@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(0.5deg); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(-0.5deg); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(0.3deg); }
}
@keyframes float4 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(-0.3deg); }
}

.card-float-1 { animation: float1 6s ease-in-out infinite; }
.card-float-2 { animation: float2 5s ease-in-out infinite 0.5s; }
.card-float-3 { animation: float3 7s ease-in-out infinite 1s; }
.card-float-4 { animation: float4 5.5s ease-in-out infinite 0.3s; }

/* === Navbar === */
.nav-scrolled {
    background: rgba(2, 14, 10, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.3);
}

.nav-scrolled .navbar-logo {
    color: #fefdf8;
}

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

.mobile-menu-open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
.mobile-menu-open .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.mobile-menu-open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 5rem;
}

.mobile-link {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s 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; }

/* === Gold Accent Line === */
.gold-line {
    height: 2px;
    background: linear-gradient(90deg, transparent, #d4a017, transparent);
}

/* === Custom Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #020e0a;
}
::-webkit-scrollbar-thumb {
    background: #064e3b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* === Hover glow for cards === */
.hover-glow:hover {
    box-shadow: 0 0 40px rgba(212, 160, 23, 0.08);
}

/* === Button Focus === */
a:focus-visible, button:focus-visible {
    outline: 2px solid #d4a017;
    outline-offset: 2px;
    border-radius: 0.5rem;
}

/* === Responsive adjustments === */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.15;
    }
}