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

/* ── Navbar ── */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
    padding: 1rem 0;
}
#navbar.nav-scrolled {
    background: rgba(254, 253, 251, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(45, 100, 79, 0.08);
    padding: 0.5rem 0;
}
#navbar.nav-scrolled .nav-link { color: #2d644f; }
#navbar.nav-scrolled .font-serif { color: #1a382d; }

/* ── Mobile Menu ── */
.mobile-menu-overlay {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.mobile-menu-overlay.active {
    opacity: 1;
    pointer-events: all;
}
.mobile-menu-link {
    transition: color 0.2s ease;
}

/* ── Floating Cards ── */
.floating-card-1 {
    animation: float1 4s ease-in-out infinite;
}
.floating-card-2 {
    animation: float2 5s ease-in-out infinite;
}
@keyframes float1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(8px); }
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .floating-card-1,
    .floating-card-2 {
        animation: none;
    }
    html { scroll-behavior: auto; }
}

/* ── Card Services ── */
.card-service {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}
.card-service.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ── Gallery ── */
.gallery-item {
    opacity: 1;
    transform: scale(1);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.gallery-item.revealed {
    opacity: 1;
    transform: scale(1);
}

/* ── Testimonials ── */
.testimonial-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}
.testimonial-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ── Smooth section transitions ── */
section {
    position: relative;
}

/* ── Selection ── */
::selection {
    background: #bcd6c8;
    color: #1a382d;
}

/* ── Focus visible ── */
:focus-visible {
    outline: 2px solid #3d7f62;
    outline-offset: 2px;
}

/* ── Mobile menu animation ── */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
.mobile-menu-overlay.active a,
.mobile-menu-overlay.active button {
    animation: slideDown 0.3s ease forwards;
}
.mobile-menu-overlay.active a:nth-child(2) { animation-delay: 0.05s; }
.mobile-menu-overlay.active a:nth-child(3) { animation-delay: 0.1s; }
.mobile-menu-overlay.active a:nth-child(4) { animation-delay: 0.15s; }
.mobile-menu-overlay.active a:nth-child(5) { animation-delay: 0.2s; }
.mobile-menu-overlay.active a:nth-child(6) { animation-delay: 0.25s; }