/* Custom styles for Protech Air Quality Services */

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --slate-900: #0f172a;
    --slate-950: #080e1a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
}

/* Navbar scroll effect */
#navbar {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
}

#navbar.scrolled .font-heading,
#navbar.scrolled a:not(.bg-teal-600) {
    color: #1e293b;
}

#navbar.scrolled .mobile-link {
    color: #1e293b;
}

/* Service card hover */
.service-card {
    transform: translateY(0);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
}

/* Mobile menu animations */
#mobileMenu {
    animation: slideDown 0.3s ease;
}

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

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Geometric accent shapes */
.geo-accent {
    position: absolute;
    pointer-events: none;
}

/* Button focus styles */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection color */
::selection {
    background-color: rgba(13, 148, 136, 0.2);
    color: #0f172a;
}

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

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    .service-card:hover {
        transform: none;
    }
    
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mobile responsive adjustments */
@media (max-width: 640px) {
    .font-heading {
        letter-spacing: -0.01em;
    }
}