/* ===== Base & Reset ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
}

img, svg {
    display: block;
    max-width: 100%;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #faf8f0;
}
::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #042b1f;
}

/* ===== Selection ===== */
::selection {
    background: #065f46;
    color: #fdfcf7;
}

/* ===== Hero Floating Cards ===== */
@keyframes float1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}
@keyframes float4 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

.card-float-1 { animation: float1 4s ease-in-out infinite; }
.card-float-2 { animation: float2 5s ease-in-out infinite 0.5s; }
.card-float-3 { animation: float3 4.5s ease-in-out infinite 1s; }
.card-float-4 { animation: float4 5.5s ease-in-out infinite 0.3s; }

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Navbar ===== */
#navbar {
    background: rgba(253, 252, 247, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(245, 240, 225, 0.6);
}

#navbar.scrolled {
    background: rgba(253, 252, 247, 0.95);
    box-shadow: 0 1px 20px rgba(4, 43, 31, 0.08);
}

/* ===== Mobile Menu ===== */
#mobile-menu {
    animation: slideDown 0.25s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Button Focus ===== */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #059669;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== Form Styles ===== */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ===== Responsive tweaks ===== */
@media (max-width: 640px) {
    .card-float-1, .card-float-2, .card-float-3, .card-float-4 {
        animation: none;
    }
}