/* ===== BASE & RESET ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== NAVBAR ===== */
.header {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #047857;
    border-radius: 1px;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 60%;
}

/* Mobile menu animation */
#mobileMenu.open .menu-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

#mobileMenu.open .menu-line:nth-child(3) {
    width: 1.5rem;
    transform: translateY(-8px) rotate(-45deg);
}

/* ===== SERVICE CARDS ===== */
.service-card {
    transform: translateY(0);
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
}

/* ===== GALLERY ===== */
.gallery-item {
    cursor: pointer;
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(4, 78, 59, 0.1) !important;
}

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* ===== MOBILE MENU ===== */
#mobileMenu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #fdf9ef;
}

::-webkit-scrollbar-thumb {
    background: #047857;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #059669;
}

/* ===== SELECTION ===== */
::selection {
    background: #047857;
    color: #fefdf8;
}