/* ── Base & Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; }

/* ── Animations ── */
@keyframes slide-up {
    from { opacity: 0; transform: translateY(32px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-24px) scale(1.04); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-slide-up {
    animation: slide-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* ── Reveal on scroll ── */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06), 0 4px 24px rgba(0,0,0,0.04);
}

/* ── Mobile menu ── */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

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

/* ── Smooth image loading ── */
img {
    background-color: #f5f5f5;
}

/* ── Selection color ── */
::selection {
    background-color: rgba(224, 122, 95, 0.2);
    color: #1f1f1f;
}

/* ── Focus visible ── */
:focus-visible {
    outline: 2px solid #E07A5F;
    outline-offset: 2px;
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f5f5f5;
}
::-webkit-scrollbar-thumb {
    background: #d4d4d4;
    border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a3a3a3;
}