/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

/* ── Navbar scroll state ── */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
#navbar.scrolled {
    background: rgba(250, 245, 255, 0.92);
    backdrop-filter: blur(16px);
    box-shadow: 0 1px 20px rgba(91, 44, 111, 0.08);
}
#navbar.scrolled .nav-logo-text { color: #5B2C6F; }
#navbar.scrolled .nav-link { color: #3d1f4f; }

/* ── Hero floating cards ── */
.floating-card-1 {
    animation: float1 6s ease-in-out infinite;
}
.floating-card-2 {
    animation: float2 5s ease-in-out infinite;
}
.floating-card-3 {
    animation: float3 7s ease-in-out infinite;
}
.floating-card-4 {
    animation: float4 5.5s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(0.5deg); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
@keyframes float4 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

/* ── Scroll indicator ── */
@keyframes scrollDown {
    0% { top: 0; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}
.animate-scroll-down {
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* ── Scroll reveal animations ── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.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; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ── Mobile menu ── */
#mobileMenu {
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #faf5ff; }
::-webkit-scrollbar-thumb { background: #d8b4fe; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a855f7; }

/* ── Selection ── */
::selection { background: #e9d5ff; color: #5B2C6F; }