/* Base & Resets */
*, *::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-color: rgba(16, 185, 129, 0.3);
    color: #fdfbf7;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #060e0a;
}
::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #10b981;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(3, 8, 6, 0.92) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(16, 185, 129, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

/* Service card hover glow */
.service-card:hover {
    box-shadow: 0 20px 60px rgba(16, 185, 129, 0.08), 0 8px 20px rgba(0, 0, 0, 0.3);
}

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

/* Mobile menu active state */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

/* Hamburger animation */
.menu-active span:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}
.menu-active span:nth-child(2) {
    opacity: 0;
}
.menu-active span:nth-child(3) {
    width: 1.25rem;
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Scroll reveal base styles (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Fallback: always show content if JS is disabled or reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* 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='%2310b981' 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 !important;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
}