/* ========================================
   Children's Behavioral Health Center
   Custom Styles — Mercy Medical Group
   ======================================== */

/* ── 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;
}

::selection {
  background: rgba(212, 168, 75, 0.25);
  color: #1a3a5c;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* ── Header scroll state ── */
#header {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(26, 58, 92, 0.08);
}

/* ── Nav Links ── */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #d4a84b;
  transition: width 0.3s ease, left 0.3s ease;
  border-radius: 1px;
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 60%;
  left: 20%;
}

/* ── Mobile Menu ── */
#mobileMenu.open {
  transform: translateX(0);
}

#mobileMenu.closed {
  transform: translateX(100%);
}

/* Hamburger animation */
#menuBtn[aria-expanded="true"] #bar1 {
  transform: translateY(7px) rotate(45deg);
}

#menuBtn[aria-expanded="true"] #bar2 {
  opacity: 0;
  transform: scaleX(0);
}

#menuBtn[aria-expanded="true"] #bar3 {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── 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, #1a3a5c, #d4a84b);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

/* ── FAQ ── */
.faq-item {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.faq-item.active {
  border-color: rgba(212, 168, 75, 0.4);
  box-shadow: 0 4px 20px rgba(26, 58, 92, 0.06);
}

.faq-btn[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: #1a3a5c;
}

.faq-btn[aria-expanded="true"] .faq-icon svg {
  stroke: #d4a84b;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

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

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .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; }
  .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ── Focus visible ── */
:focus-visible {
  outline: 2px solid #d4a84b;
  outline-offset: 2px;
}

/* ── Form inputs ── */
input:focus,
select:focus,
textarea:focus {
  outline: none;
}

/* ── Mobile menu link hover ── */
.mobile-link {
  position: relative;
}

/* ── Smooth transitions for all interactive elements ── */
a, button {
  transition: all 0.3s ease;
}

/* ── Print styles ── */
@media print {
  header, footer, #contact, .faq-item {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}

/* ── Reduced motion ── */
@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;
  }
}