/* Iowa Sleep & TMJ Static Site Styles */
:root {
  --color-primary: #0f48b4;
  --color-accent: #6b41a3;
  --color-secondary: #a0ce4e;
  --color-bg: #ffffff;
  --color-text: #333;
  --color-text-light: #666;
  --color-border: #e0dede;
  --font-sans: 'Hind', Arial, Helvetica, sans-serif;
  --font-heading: 'Poppins', Arial, Helvetica, sans-serif;
  --radius: 10px;
}

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

/* Utilities */
.text-center { text-align: center; }

/* Base */
body { font-family: var(--font-sans); margin:0; background:var(--color-bg); color:var(--color-text); line-height:1.6; font-size:16px; overflow-x: clip; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height:1.3; margin-top:0; }
h1 { font-size:2.25rem; }
h2 { font-size:2rem; }
h3 { font-size:1.75rem; }
h4 { font-size:1.5rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  overflow-x: clip;
}


.site-header .header-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  position: relative;
  min-height: 60px;
  gap: 0.5rem;
}

.site-header .logo {
  flex: 0 0 auto;
  z-index: 1002;
}

.main-nav {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  justify-content: center;
}

.site-header .logo img {
  max-height: 36px;
  height: auto;
  width: auto;
  display: block;
}

@media (min-width: 500px) {
  .site-header .header-inner {
    padding: 0.75rem 1rem;
  }

  .site-header .logo img {
    max-height: 40px;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1002;
  flex-shrink: 0;
}

/* Hamburger button */
.menu-toggle.hamburger {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.hamburger-box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 18px;
}

.hamburger-inner,
.hamburger-inner:before,
.hamburger-inner:after {
  display: block;
  background: var(--color-text);
  height: 2px;
  border-radius: 2px;
  position: absolute;
  width: 24px;
  left: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger-inner {
  top: 50%;
  margin-top: -1px;
}

.hamburger-inner:before {
  content: "";
  top: -7px;
}

.hamburger-inner:after {
  content: "";
  top: 7px;
}

.menu-toggle[aria-expanded="true"] .hamburger-inner {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .hamburger-inner:before {
  transform: translateY(7px) rotate(90deg);
}

.menu-toggle[aria-expanded="true"] .hamburger-inner:after {
  opacity: 0;
}

/* Desktop Navigation */
.main-nav {
  margin: 0 0.25rem;
  overflow: visible;
  position: relative;
  z-index: 100;
}


.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
}

@media (min-width: 1100px) {
  .nav-list {
    gap: 0.5rem;
  }
}

.nav-item {
  position: relative;
  z-index: 10;
}

/* Mobile-only nav items (hidden on desktop) */
.nav-item.mobile-only {
  display: none;
}

@media (max-width: 899px) {
  .nav-item.mobile-only {
    display: block;
  }
}

.nav-item > a {
  display: inline-block;
  padding: 0.5rem 0.5rem;
  border-radius: 6px;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s ease;
  font-size: 0.875rem;
}

@media (min-width: 900px) {
  .nav-item > a {
    padding: 0.6rem 0.7rem;
    font-size: 0.9375rem;
  }
}

@media (min-width: 1100px) {
  .nav-item > a {
    padding: 0.6rem 0.9rem;
    font-size: 1rem;
  }
}

.nav-item > a:hover,
.nav-item > a:focus {
  background: #f5f7fb;
  color: var(--color-primary);
  outline: none;
}

/* Dropdown indicator */
.nav-item.has-children > a::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 0.4rem;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform 0.2s ease;
}

.nav-item.open > a::after {
  transform: rotate(180deg);
}

/* Submenu toggle (hidden on desktop) */
.submenu-toggle {
  display: none;
}

/* Desktop Dropdown Menus */
.nav-item .submenu {
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 280px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  padding: 0.5rem;
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 1001;
  list-style: none;
}

.nav-item.open > .submenu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Nested submenus */
.submenu .nav-item {
  position: relative;
}

.submenu .submenu {
  left: 100%;
  top: 0;
  margin-left: 0.25rem;
  z-index: 1002;
}

.submenu .nav-item > a {
  display: block;
  padding: 0.625rem 1rem;
  border-radius: 6px;
}

/* Desktop CTA - show when desktop nav is visible */
.header-actions .cta {
  display: none;
}

@media (min-width: 900px) {
  .header-actions .cta {
    display: block;
  }
}

.header-actions .cta .button {
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem;
  white-space: nowrap;
}

@media (min-width: 1024px) {
  .header-actions .cta .button {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
  }
}

@media (min-width: 1200px) {
  .header-actions .cta .button {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
  }
}

/* Mobile Styles */
@media (max-width: 768px) {
  .site-header .header-inner {
    padding: 0.5rem 1rem;
  }

  .site-header .logo {
    margin-right: 0.25rem;
  }

  .site-header .logo img {
    max-height: 32px;
  }

  .header-actions {
    gap: 0.25rem;
    flex-shrink: 0;
  }

  .menu-toggle.hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
  }

  .hamburger-box {
    width: 20px;
    height: 16px;
  }

  .hamburger-inner,
  .hamburger-inner:before,
  .hamburger-inner:after {
    width: 20px;
  }

  .header-actions .cta {
    display: none;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    overflow-y: auto;
    padding: 1rem;
    z-index: 1001;
  }

  .main-nav.open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-item {
    border-bottom: 1px solid var(--color-border);
  }

  .nav-item:last-child {
    border-bottom: none;
  }

  .nav-item > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-radius: 0;
    width: 100%;
  }

  .nav-item.has-children > a::after {
    display: none;
  }

  /* Submenu toggle button (visible on mobile) */
  .nav-item.has-children {
    position: relative;
  }

  .submenu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: 0;
    top: 0;
    width: 48px;
    height: 48px;
    border: none;
    background: transparent;
    cursor: pointer;
    z-index: 1;
  }

  .submenu-toggle::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-text);
    transition: transform 0.2s ease;
  }

  .nav-item.open > .submenu-toggle::after {
    content: "−";
  }

  /* Mobile Submenus */
  .nav-item .submenu {
    position: static;
    border: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    padding-left: 1rem;
    background: #f9f9fb;
    opacity: 1;
    transform: none;
    pointer-events: auto;
    display: none;
    margin: 0;
  }

  .nav-item.open > .submenu {
    display: block;
  }

  .submenu .nav-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }

  .submenu .nav-item:last-child {
    border-bottom: none;
  }

  .submenu .nav-item > a {
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
  }

  /* Nested submenus on mobile */
  .submenu .submenu {
    background: #f0f0f5;
    padding-left: 1rem;
    margin: 0;
  }
}

/* Buttons */
.button, .cta-button a {
  background:var(--color-accent);
  color:#fff;
  padding:.75rem 1.5rem;
  border-radius:var(--radius);
  display:inline-block;
  font-weight:700;
  border:2px solid var(--color-accent);
  text-decoration:none;
  transition: all 0.2s;
}
.button:hover, .cta-button a:hover {
  background:transparent;
  color:var(--color-accent);
  text-decoration:none;
}
.button.button-primary { background:var(--color-primary); border-color:var(--color-primary); }
.button.button-primary:hover { background:transparent; color:var(--color-primary); }
.button.button-secondary { background:#fff; color:var(--color-primary); border-color:#fff; }
.button.button-secondary:hover { background:var(--color-primary); color:#fff; }
.cta-button { margin:1.5rem 0; }

/* Content sections */
main { max-width:1200px; margin:0 auto; padding:2rem; }
body.home main { padding:0; max-width:100%; }
.content-section { margin:3rem 0; }
.content-section h2 { color:var(--color-primary); font-size:2rem; }
.content-section h3 { color:var(--color-text); margin-top:2rem; }
.cta-actions { display:flex; gap:1rem; flex-wrap:wrap; margin:2rem 0; }
.comparison { display:grid; grid-template-columns:1fr 1fr; gap:2rem; margin:2rem 0; }
.comparison-section h3 { color:var(--color-primary); }
.comparison-section ul { list-style:none; padding:0; }
.comparison-section li { padding:.5rem 0; padding-left:1.5rem; position:relative; }
.comparison-section li:before { content:'✓'; position:absolute; left:0; color:var(--color-secondary); font-weight:bold; }

/* Quiz CTA */
.quiz-cta { background:var(--color-primary); color:#fff; padding:2rem; border-radius:var(--radius); margin:2rem 0; text-align:center; }
.quiz-cta h4 { color:#fff; margin:.5rem 0; }
.quiz-cta .quiz-icon { display:inline-block; margin-bottom:1rem; }

/* Testimonials */
.testimonials { background:#f9f9fb; border-radius:var(--radius); }
.testimonial-slider { position:relative; min-height:200px; padding:0 4.5rem; }
.testimonial { display:none; }
.testimonial.active { display:block; }
.testimonial blockquote { margin:0; font-size:1.125rem; line-height:1.7; padding:0 1rem; }
.testimonial cite { display:block; margin-top:1rem; font-weight:700; color:var(--color-primary); font-style:normal; }

/* Testimonial navigation arrows */
.testimonial-arrow {
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  background:rgba(15, 72, 180, 0.1);
  border:2px solid var(--color-primary);
  border-radius:50%;
  width:40px;
  height:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:all 0.3s ease;
  z-index:10;
  color:var(--color-primary);
}

.testimonial-arrow:hover {
  background:var(--color-primary);
  color:#fff;
  transform:translateY(-50%) scale(1.1);
}

.testimonial-arrow:active {
  transform:translateY(-50%) scale(0.95);
}

.testimonial-arrow-prev {
  left:0.5rem;
}

.testimonial-arrow-next {
  right:0.5rem;
}

/* Testimonial dots navigation */
.testimonial-nav { display:flex; justify-content:center; gap:.5rem; margin-top:1.5rem; }
.testimonial-dot { width:12px; height:12px; border-radius:50%; background:#ddd; border:none; padding:0; cursor:pointer; transition:all 0.3s ease; }
.testimonial-dot:hover { background:#aaa; transform:scale(1.2); }
.testimonial-dot.active { background:var(--color-primary); }

/* Responsive testimonial styles */
@media (max-width: 768px) {
  .testimonial-slider { padding:0 3.5rem; }
  .testimonial blockquote { padding:0 0.5rem; }
  .testimonial-arrow {
    width:32px;
    height:32px;
  }
  .testimonial-arrow svg {
    width:18px;
    height:18px;
  }
  .testimonial-arrow-prev {
    left:0.25rem;
  }
  .testimonial-arrow-next {
    right:0.25rem;
  }
}

@media (max-width: 480px) {
  .testimonial-slider { padding:0 2.5rem; min-height:250px; }
  .testimonial blockquote { padding:0 0.25rem; }
  .testimonial-arrow {
    width:28px;
    height:28px;
  }
  .testimonial-arrow svg {
    width:16px;
    height:16px;
  }
}

/* Service blocks */
.service-groups { display:flex; flex-wrap:wrap; gap:2rem; margin:2rem 0; }
.service-block { flex:1 1 280px; background:#fafafa; padding:1.5rem; border:1px solid var(--color-border); border-radius:var(--radius); }
.service-block h2 { color:var(--color-primary); margin-top:0; }
.service-block ul { list-style:none; padding:0; }
.service-block li { padding:.4rem 0; }

/* Page Content */
.page-content { padding: 2rem 0; }
.page-content .container { max-width: 900px; margin: 0 auto; padding: 0 2rem; }
.page-content h1 { margin-bottom: 1.5rem; }
.page-content blockquote {
  border-left: 4px solid var(--color-primary);
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  background: #f8f9fb;
  font-style: italic;
  color: var(--color-text-light);
}

/* Doctor Intro */
.doctor-intro { display: flex; gap: 2rem; align-items: flex-start; margin-bottom: 1.5rem; }
.doctor-photo { border-radius: var(--radius); box-shadow: 0 4px 16px rgba(0,0,0,.1); flex-shrink: 0; }
.doctor-intro blockquote { margin: 0; flex: 1; }

@media (max-width: 768px) {
  .doctor-intro { flex-direction: column; align-items: center; text-align: center; }
  .doctor-intro blockquote { text-align: left; }
}

/* CTA Section */
.cta-section { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--color-border); text-align: center; }

/* Images */
img { max-width:100%; height:auto; }
.img-responsive { display:block; margin:2rem auto; border-radius:var(--radius); }

/* Footer */
.site-footer { background:var(--color-primary); color:#fff; padding:3rem 2rem; }
.site-footer a { color:#fff; }
.site-footer a:hover { color:var(--color-secondary); text-decoration:none; }
.footer-top { display:flex; flex-wrap:wrap; gap:3rem; justify-content:space-between; margin-bottom:2rem; }
.copyright { text-align:center; border-top:1px solid rgba(255,255,255,.2); padding-top:1.5rem; margin-top:1.5rem; }

/* Legacy class cleanup */
.clearfix:after { content:""; display:table; clear:both; }
.title h3 { margin:.5rem 0; }
.title-heading-center { text-align:center; }
.title-heading-left { text-align:left; }

/* Legacy align helpers */
.alignright { float:right; margin:0 0 .5rem 1rem; }
.alignleft { float:left; margin:0 1rem .5rem 0; }
.aligncenter { display:block; margin-left:auto; margin-right:auto; }

@media (max-width: 768px) {
  .alignright, .alignleft { float:none; display:block; margin:0 auto 1rem; }
}

/* Patient Education Cards */
.post-card-grid { display:flex; flex-wrap:wrap; margin:1rem -1rem; }
.post-card { flex:1 1 300px; max-width: 360px; display:flex; flex-direction:column; gap:.5rem; padding:1rem; margin:1rem; border:1px solid var(--color-border); border-radius:var(--radius); background:#fff; box-sizing:border-box; }
/* .post-card { display:flex; flex-direction:column; gap:.5rem; padding:1rem; margin:1rem; border:1px solid var(--color-border); border-radius:var(--radius); background:#fff; width:calc(33.333% - 2rem); box-sizing:border-box; float:left; } */
.post-card-link { color:inherit; text-decoration:none; }
.post-card-thumb { width:100%; height:auto; border-radius:var(--radius); box-shadow:0 4px 16px rgba(0,0,0,.06); }
.post-card-title { margin:.5rem 0 0; font-size:1.125rem; line-height:1.4; }
@media (max-width: 900px) { .post-card { width:calc(50% - 2rem); } }
@media (max-width: 560px) { .post-card { width:100%; margin:0 0 1rem 0; float:none; }
}

/* Responsive */
@media (max-width: 768px) {
  .main-nav ul { flex-wrap:wrap; gap:1rem; }
  .comparison { grid-template-columns:1fr; }
  .service-groups { flex-direction:column; }
  .footer-top { flex-direction:column; }
  h1 { font-size:1.75rem; }
  h2 { font-size:1.5rem; }
  h3 { font-size:1.25rem; }
}

/* Post template styles */
.post-header { margin:2rem 0 1rem; }
.post-description { color: var(--color-text-light); font-style: italic; }
.post-hero { margin: 1rem 0 2rem; }
.post-hero img { width:100%; height:auto; border-radius: var(--radius); box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.post-hero-caption { text-align:center; color: var(--color-text-light); font-size:.95rem; margin-top:.5rem; }
.post-content { font-size:1.0625rem; line-height:1.8; }
.post-content p { margin:1rem 0; }
.post-content ul, .post-content ol { margin:1rem 0 1rem 1.25rem; }
.post-content li { margin:.4rem 0; }
.post-content h2, .post-content h3 { margin-top:2rem; }
.post-footer { margin-top:2rem; }

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--color-border);
  z-index: 1000;
  padding: 0.5rem 0;
  padding-bottom: calc(0.5rem + env(safe-area-inset-bottom, 0));
}

@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  /* Add padding to body to prevent content from being hidden behind bottom nav */
  body {
    padding-bottom: 70px;
  }
}

.mobile-nav-left {
  display: flex;
  align-items: center;
  gap: 0;
}

.mobile-nav-right {
  display: flex;
  align-items: center;
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.375rem 0.75rem;
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.625rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.mobile-nav-item:hover,
.mobile-nav-item:focus {
  color: var(--color-primary);
  text-decoration: none;
}

.mobile-nav-item svg {
  width: 22px;
  height: 22px;
  margin-bottom: 0.125rem;
}

.mobile-nav-item span {
  line-height: 1;
}

.mobile-menu-toggle {
  padding-right: 1rem;
}