/* Custom styles for SUR Collision Center */

:root {
    --color-teal-dark: #0F766E;
    --color-teal-light: #14B8A6;
    --color-slate-dark: #1E293B;
    --color-slate-light: #475569;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: #0F766E;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0d6b63;
}

/* Animation classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile menu animation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

#mobile-menu.open {
    max-height: 300px;
}

/* Hero gradient animation */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-gradient {
    background: linear-gradient(-45deg, #0F766E, #14B8A6, #1E293B, #334155);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}