/* ==========================================================================
   Wells County District Health Unit - Home Page Styles
   Shared header, footer, and nav styles live here and are duplicated in
   css/substyles.css so every page shares the same look.
   ========================================================================== */

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Open Sans", Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-navy);
    background: var(--color-white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-blue); text-decoration: underline; }
a:hover { color: var(--color-blue-dark); }
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; margin: 0 0 0.75rem; color: var(--color-navy); }
p { margin: 0 0 1rem; }
ul, ol { margin: 0 0 1rem; padding-left: 1.25rem; }
button { font-family: inherit; }

/* ---- Variables ---- */
:root {
    --color-navy: #050F26;
    --color-navy-soft: #10203F;
    --color-white: #FFFFFF;
    --color-blue: #0E5AA0;
    --color-blue-dark: #0B4A85;
    --color-gray-light: #F4F6F9;
    --color-border: #D9DEE7;
    --wrap-max: 1280px;
    --header-height: 106px;
}
@media (min-width: 1024px) {
    :root { --header-height: 176px; }
}

/* ---- Layout helpers ---- */
.wrap {
    width: 100%;
    max-width: var(--wrap-max);
    margin: 0 auto;
    padding: 0 1.25rem;
}
.section { padding: 2.5rem 0; }
.text-center { text-align: center; }
.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ---- Skip link ---- */
.skip-link {
    position: absolute;
    left: 0.5rem;
    top: -3rem;
    background: var(--color-navy);
    color: var(--color-white);
    padding: 0.6rem 1rem;
    border-radius: 0 0 0.25rem 0.25rem;
    z-index: 1000;
    text-decoration: none;
    transition: top 0.15s ease-in-out;
}
.skip-link:focus {
    top: 0;
}

/* ---- Focus visibility ---- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-blue);
    outline-offset: 2px;
}

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    font-weight: 700;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.25rem;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1.3;
    text-align: center;
}
.btn-primary {
    background: var(--color-blue);
    color: var(--color-white);
}
.btn-primary:hover, .btn-primary:focus-visible {
    background: var(--color-blue-dark);
    color: var(--color-white);
}
.btn-outline {
    background: transparent;
    border-color: var(--color-blue);
    color: var(--color-blue);
}
.btn-outline:hover, .btn-outline:focus-visible {
    background: var(--color-blue);
    color: var(--color-white);
}
.btn-outline-inverse {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}
.btn-outline-inverse:hover, .btn-outline-inverse:focus-visible {
    background: var(--color-white);
    color: var(--color-navy);
}
.btn-expanded { display: block; width: 100%; }

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 500;
}
.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
    gap: 1rem;
}
.logo-link {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}
/* logo image ratio approx 3:1, max-height 90px on mobile, 160px on desktop */
.logo-link img {
    max-height: 90px;
    width: auto;
}
@media (min-width: 1024px) {
    .logo-link img { max-height: 160px; }
}

/* desktop nav */
.main-nav { display: none; }
.main-nav-list {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin: 0;
    padding: 0;
}
.main-nav-list > li { position: relative; }
.main-nav-list > li > a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.75rem 0.85rem;
    text-decoration: none;
    color: var(--color-navy);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 0.25rem;
}
.main-nav-list > li > a:hover,
.main-nav-list > li > a:focus-visible,
.main-nav-list > li.nav-open > a {
    color: var(--color-blue);
    background: var(--color-gray-light);
}
.main-nav-list .dropdown-menu {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 0.35rem;
    box-shadow: 0 12px 24px rgba(5, 15, 38, 0.14);
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
}
.main-nav-list > li:hover > .dropdown-menu,
.main-nav-list > li:focus-within > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu li a {
    display: block;
    padding: 0.55rem 1.1rem;
    text-decoration: none;
    color: var(--color-navy);
    font-size: 0.92rem;
    white-space: nowrap;
}
.dropdown-menu li a:hover,
.dropdown-menu li a:focus-visible {
    background: var(--color-gray-light);
    color: var(--color-blue);
}

/* mobile menu toggle */
.menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    background: var(--color-navy);
    color: var(--color-white);
    border: none;
    border-radius: 0.3rem;
    font-size: 1.2rem;
    cursor: pointer;
    flex-shrink: 0;
}
.menu-toggle:hover { background: var(--color-blue); }

/* mobile overlay style nav */
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 15, 38, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s;
    z-index: 900;
}
.mobile-overlay.active { opacity: 1; visibility: visible; }

.mobile-menu-panel {
    position: fixed;
    inset: 0;
    background: var(--color-navy);
    color: var(--color-white);
    z-index: 950;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.mobile-menu-panel.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}
.mobile-menu-title { font-weight: 700; font-size: 1.1rem; }
.mobile-close {
    width: 44px;
    height: 44px;
    border-radius: 0.3rem;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--color-white);
    font-size: 1.1rem;
    cursor: pointer;
}
.mobile-close:hover { background: rgba(255,255,255,0.12); }
.mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0 2rem;
}
.mobile-nav-list li { border-bottom: 1px solid rgba(255,255,255,0.1); }
.mobile-nav-list > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    color: var(--color-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
}
.mobile-nav-list > li > a:hover,
.mobile-nav-list > li > a:focus-visible {
    color: #BFD9F2;
}
.mobile-nav-list .has-dropdown.active i { transform: rotate(180deg); }
.mobile-nav-list .has-dropdown i { transition: transform 0.15s ease; }
.mobile-dropdown {
    list-style: none;
    margin: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    background: rgba(255,255,255,0.06);
    transition: max-height 0.2s ease;
}
.mobile-dropdown.active { max-height: 600px; }
.mobile-dropdown li a {
    display: block;
    padding: 0.75rem 1.25rem 0.75rem 2rem;
    color: #E7EEF7;
    text-decoration: none;
    font-size: 0.95rem;
}
.mobile-dropdown li a:hover,
.mobile-dropdown li a:focus-visible { color: var(--color-white); text-decoration: underline; }

@media (min-width: 1024px) {
    .main-nav { display: block; }
    .menu-toggle { display: none; }
    .mobile-overlay, .mobile-menu-panel { display: none; }
}

/* ==========================================================================
   Hero carousel
   ========================================================================== */
.hero-carousel {
    position: relative;
    background: var(--color-navy);
}
/* hero slide image ratio 16:9, same on every screen size */
.carousel-track {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.carousel-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease;
}
.carousel-slide.active { opacity: 1; visibility: visible; }
.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.carousel-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(5,15,38,0.75) 0%, rgba(5,15,38,0.15) 55%, rgba(5,15,38,0.05) 100%);
}
.carousel-caption {
    position: absolute;
    left: 0;
    bottom: 0;
    padding: 1.5rem 1.75rem;
    z-index: 2;
    color: var(--color-white);
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.carousel-slide a.carousel-caption-link { text-decoration: none; }
.carousel-slide a.carousel-caption-link:hover .carousel-caption,
.carousel-slide a.carousel-caption-link:focus-visible .carousel-caption { text-decoration: underline; }
.carousel-controls {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    z-index: 3;
    display: flex;
    gap: 0.5rem;
}
.carousel-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.9);
    color: var(--color-navy);
    font-size: 1rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.carousel-btn:hover { background: var(--color-white); }
.carousel-dots {
    position: absolute;
    left: 1.75rem;
    bottom: 1.1rem;
    z-index: 3;
    display: flex;
    gap: 0.5rem;
}
.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--color-white);
    background: transparent;
    padding: 0;
    cursor: pointer;
}
.carousel-dot.active { background: var(--color-white); }

/* ==========================================================================
   Services icon grid
   ========================================================================== */
.services-section { padding: 3rem 0; }
.services-intro { max-width: 760px; margin: 0 auto 2rem; }
.icon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem 1rem;
}
@media (min-width: 640px) {
    .icon-grid { grid-template-columns: repeat(4, 1fr); }
}
.icon-card {
    text-decoration: none;
    text-align: center;
    color: var(--color-navy);
    padding: 1rem 0.5rem;
    border-radius: 0.5rem;
    display: block;
}
.icon-card:hover, .icon-card:focus-visible {
    background: var(--color-gray-light);
}
/* service icon ratio 1:1 */
.icon-card img {
    width: 64px;
    height: 64px;
    margin: 0 auto 0.75rem;
}
.icon-card h2, .icon-card h3 { font-size: 1rem; margin: 0; }

/* ==========================================================================
   News & events
   ========================================================================== */
.updates-section { background: var(--color-gray-light); padding: 3rem 0; }
.updates-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 1024px) {
    .updates-grid { grid-template-columns: 1fr 1fr; }
}
.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
}
.card h2 { font-size: 1.3rem; }
.news-item { padding: 0.85rem 0; border-bottom: 1px solid var(--color-border); }
.news-item:last-of-type { border-bottom: none; }
.news-item h3 { font-size: 1.05rem; margin-bottom: 0.25rem; }
.news-item h3 a { text-decoration: none; color: var(--color-navy); }
.news-item h3 a:hover, .news-item h3 a:focus-visible { color: var(--color-blue); text-decoration: underline; }
.news-item .news-date { font-size: 0.85rem; color: #45506B; font-style: italic; }
.card .btn { margin-top: 1rem; }

/* ==========================================================================
   Locations
   ========================================================================== */
.locations-section { padding: 3rem 0; }
.locations-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}
@media (min-width: 1024px) {
    .locations-grid { grid-template-columns: 1fr 1fr; }
}
.location-card {
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 1.75rem;
}
.location-card h3 { color: var(--color-blue); font-size: 1.25rem; }
.location-card .location-type { font-size: 0.9rem; font-style: italic; color: #45506B; margin-bottom: 1rem; }
.location-card p { margin-bottom: 0.85rem; }
.location-card i { color: var(--color-blue); width: 1.2em; }
.location-card .btn { margin-top: 0.5rem; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--color-navy); color: var(--color-white); }
.site-footer a { color: var(--color-white); }
.site-footer h2 { color: var(--color-white); font-size: 1.1rem; }
.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 0 2rem;
}
@media (min-width: 1024px) {
    .footer-top { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-tagline { font-style: italic; color: #C9D5E8; }
.footer-social { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-social a.social-icon { font-size: 1.5rem; text-decoration: none; }
.footer-social a.social-icon:hover, .footer-social a.social-icon:focus-visible { color: #BFD9F2; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding: 1.25rem 0;
}
.footer-bottom p { margin: 0 0 0.85rem; text-align: center; font-size: 0.9rem; color: #C9D5E8; }
.footer-bottom p:last-child { margin-bottom: 0; }
.footer-bottom a { text-decoration: underline; }
.footer-bottom .btn { text-decoration: none; }

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .carousel-slide, .mobile-overlay, .mobile-menu-panel, .mobile-dropdown, .dropdown-menu {
        transition: none !important;
    }
}