/* Roberts Surveying — Custom Styles */

/* Base reset & typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(20, 184, 166, 0.1);
}

/* Selection color */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: white;
}

/* Service card geometric accent on hover */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #14b8a6, #2dd4bf, #5eead4);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 2xl 2xl 0 0;
}

.service-card:hover::before {
    opacity: 1;
}

/* 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='%2314b8a6' 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;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Button ripple effect */
button, a {
    position: relative;
    overflow: hidden;
}

/* Gradient text utility */
.text-gradient-mint {
    background: linear-gradient(135deg, #5eead4, #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Parallax-like subtle movement for hero shapes */
@media (prefers-reduced-motion: no-preference) {
    .float-slow {
        animation-duration: 6s;
    }
    .float-fast {
        animation-duration: 4s;
    }
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}