/* ============================================
   Oklahoma Sports Science Ortho — Custom Styles
   ============================================ */

/* ---- Reset & Base ---- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---- Skip Link ---- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 999;
    padding: 0.75rem 1.5rem;
    background: #b8544e;
    color: #fff;
    font-weight: 600;
    border-radius: 0 0 0.5rem 0.5rem;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 0;
}

/* ---- Navigation ---- */
.nav-fixed {
    will-change: box-shadow;
}

.nav-fixed.scrolled {
    box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.5rem;
    right: 0.5rem;
    height: 2px;
    background: #b8544e;
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1);
}

/* ---- Mobile Menu ---- */
.mobile-nav-link {
    border-left: 3px solid transparent;
}

.mobile-nav-link:hover {
    border-left-color: #b8544e;
    padding-left: calc(1rem - 3px);
}

/* ---- Hero ---- */
#hero {
    scroll-margin-top: 0;
}

/* ---- Service Cards ---- */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #b8544e, #e9b74a);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

/* ---- Testimonial Cards ---- */
.testimonial-card {
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

/* ---- FAQ ---- */
.faq-item {
    transition: border-color 0.2s ease;
}

.faq-item:hover {
    border-color: #e8ab9e;
}

.faq-item.active {
    border-color: #b8544e;
    box-shadow: 0 2px 12px rgba(184, 84, 78, 0.08);
}

.faq-content {
    animation: faqOpen 0.25s ease;
}

@keyframes faqOpen {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---- Scroll Reveal (progressive enhancement) ---- */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* ---- Form Styles ---- */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

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='%239ca3af' stroke-width='2.5' 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;
}

/* ---- Selection ---- */
::selection {
    background: #b8544e;
    color: #fff;
}

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

::-webkit-scrollbar-track {
    background: #fdf6ed;
}

::-webkit-scrollbar-thumb {
    background: #e8ab9e;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #b8544e;
}

/* ---- Print ---- */
@media print {
    .nav-fixed, #mobile-menu, .skip-link { display: none !important; }
    body { color: #000; background: #fff; }
    a { color: #000; }
}