/* ── Custom Animations ── */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(0.5deg); }
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(-0.3deg); }
}

@keyframes float-slower {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-6px) rotate(0.3deg); }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-slow {
    animation: float-slow 8s ease-in-out infinite;
}

.animate-float-slower {
    animation: float-slower 10s ease-in-out infinite;
}

/* ── Scroll-triggered animations ── */
.reveal {
    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.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Navbar transition ── */
.nav-scrolled {
    background: rgba(13, 7, 16, 0.92) !important;
    backdrop-filter: blur(20px) !important;
    border-bottom: 1px solid rgba(212, 160, 23, 0.1) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3) !important;
}

/* ── Smooth scroll offset for fixed nav ── */
section[id] {
    scroll-margin-top: 80px;
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1a0f20;
}

::-webkit-scrollbar-thumb {
    background: #3d2048;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #522d5e;
}

/* ── Selection color ── */
::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #f0d070;
}

/* ── Mobile menu transitions ── */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Image loading placeholder ── */
img {
    background: linear-gradient(135deg, #2a1735 0%, #1a0f20 100%);
}

/* ── Input autofill styling ── */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #2a1735 inset !important;
    -webkit-text-fill-color: #e8d5e8 !important;
}