/* Custom Styles for Summit Treatment Services */

/* Base */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal[data-reveal-delay="1"] { transition-delay: 0.1s; }
.reveal[data-reveal-delay="2"] { transition-delay: 0.2s; }
.reveal[data-reveal-delay="3"] { transition-delay: 0.3s; }
.reveal[data-reveal-delay="4"] { transition-delay: 0.4s; }
.reveal[data-reveal-delay="5"] { transition-delay: 0.5s; }
.reveal[data-reveal-delay="6"] { transition-delay: 0.6s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .reveal[data-reveal-delay] {
        transition-delay: 0s;
    }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    box-shadow: 0 1px 30px rgba(10, 23, 40, 0.08) !important;
}

.nav-scrolled .nav-logo-text {
    color: #0f2238 !important;
}

/* FAQ */
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1), padding 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-content.open {
    max-height: 300px;
}

/* Mobile menu */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.mobile-nav-link {
    display: block;
    padding: 0.5rem 0;
}

/* Subtle floating animation for decorative elements */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Smooth image loading */
img {
    background-color: #f0f4f8;
}

/* Selection color */
::selection {
    background-color: #bdf0da;
    color: #0f2238;
}