/* ─── Global & Reset ─── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: #064e3b;
    color: #fefdf8;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdf9f0;
}
::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* ─── Navbar ─── */
#navbar {
    background: rgba(254, 253, 248, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(6, 78, 59, 0.08);
}

#navbar.scrolled {
    background: rgba(254, 253, 248, 0.95);
    box-shadow: 0 4px 30px rgba(6, 78, 59, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #059669;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* ─── Mobile Menu ─── */
.menu-line {
    transform-origin: center;
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── Scroll Indicator ─── */
.scroll-line {
    animation: scrollBounce 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { top: 0; opacity: 1; }
    50% { top: 16px; opacity: 0.3; }
}

/* ─── Mobile Nav Links ─── */
.mobile-nav-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobileMenu.open .mobile-nav-link {
    animation: fadeUp 0.4s ease forwards;
}

#mobileMenu.open .mobile-nav-link:nth-child(1) { animation-delay: 0.05s; }
#mobileMenu.open .mobile-nav-link:nth-child(2) { animation-delay: 0.1s; }
#mobileMenu.open .mobile-nav-link:nth-child(3) { animation-delay: 0.15s; }
#mobileMenu.open .mobile-nav-link:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Scroll Reveal (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    
    .reveal.revealed {
        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; }
}

/* ─── Gallery Item Hover ─── */
.group:hover img {
    transform: scale(1.05);
}

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

/* ─── Form Select Arrow ─── */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23065f46' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* ─── Print Styles ─── */
@media print {
    nav, #mobileMenu, .scroll-indicator { display: none; }
    body { background: white; color: black; }
    .bg-emerald-900, .bg-emerald-950 { background: #064e3b !important; }
}