*, *::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;
}

/* Hero gradient */
.hero-gradient {
    background: linear-gradient(135deg, #1a331f 0%, #28502e 30%, #326538 55%, #1f3f25 80%, #0c1b0e 100%);
}

/* Hero entrance animations — progressive enhancement */
@keyframes heroFadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-eyebrow {
    animation: heroFade 0.8s ease both;
}

.hero-title {
    animation: heroFadeUp 0.9s 0.15s ease both;
}

.hero-subtitle {
    animation: heroFadeUp 0.9s 0.3s ease both;
}

.hero-cta {
    animation: heroFadeUp 0.9s 0.45s ease both;
}

/* Scroll reveal — progressive enhancement only, below the fold */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Fallback: content is visible even without JS */
.no-js .reveal,
.reveal {
    opacity: 1;
    transform: none;
}

/* Divider line */
.divider-line {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(40, 80, 46, 0.2) 20%, rgba(40, 80, 46, 0.2) 80%, transparent);
    margin: 0;
}

/* Service card subtle hover lift */
.service-card {
    transition: background-color 0.5s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

.service-icon {
    transition: transform 0.3s ease, color 0.3s ease;
}

/* Contact item fade-in */
.contact-item {
    opacity: 1;
}

/* Scroll indicator pulse */
@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: translateY(0); }
    50% { opacity: 0.8; transform: translateY(6px); }
}

.scroll-indicator {
    animation: scrollPulse 2s ease-in-out infinite;
    display: inline-flex;
}

/* Navbar background transition */
#site-header.scrolled {
    background-color: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(40, 80, 46, 0.08);
}

/* Mobile menu transitions */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 1;
}

/* Form focus styles */
input:focus,
textarea:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: rgba(40, 80, 46, 0.35);
}

/* Subtle image hover zoom */
img {
    display: block;
}

/* Selection color */
::selection {
    background-color: rgba(40, 80, 46, 0.15);
    color: #1a331f;
}

/* Smooth focus outlines */
:focus-visible {
    outline: 2px solid #28502e;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Mobile menu button animation */
#menu-toggle.active #bar-top {
    transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active #bar-mid {
    opacity: 0;
}

#menu-toggle.active #bar-bot {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.25rem;
}