/*
Theme Name: AC Valve Group
Theme URI: https://www.onlinemarketingsurgery.co.uk/
Description: A custom WordPress theme for AC Valve Group. Requires the Advanced Custom Fields Pro plugin.
Author: Andy Timmins, Online Marketing Surgery Ltd
Author URI: https://www.onlinemarketingsurgery.co.uk/
Version: 0.0.1
Requires at least: 5.0
Tested up to: 6.8.2
Requires PHP: 7.4
License: Proprietary
Text Domain: acvalve
*/

/* CSS Custom Properties (Default Values) */
:root {
    --acvalve-primary-color: #3498db;
    --acvalve-secondary-color: #2c3e50;
    --acvalve-tertiary-color: #95a5a6;
    --acvalve-success-color: #27ae60;
    --acvalve-warning-color: #f39c12;
    --acvalve-error-color: #e74c3c;
    --acvalve-heading-color: #2c3e50;
    --acvalve-body-text-color: #333333;
    --acvalve-meta-text-color: #7f8c8d;
    --acvalve-site-background: #ffffff;
    --acvalve-header-background: #2c3e50;
    --acvalve-footer-background: #34495e;
    --acvalve-primary-btn-bg: #3498db;
    --acvalve-primary-btn-text: #ffffff;
    --acvalve-primary-btn-hover: #2980b9;
    --acvalve-secondary-btn-bg: #95a5a6;
    --acvalve-secondary-btn-text: #ffffff;
    --acvalve-secondary-btn-hover: #7f8c8d;
    --acvalve-tertiary-btn-bg: transparent;
    --acvalve-tertiary-btn-text: #3498db;
    --acvalve-tertiary-btn-hover-bg: #3498db;

}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    overflow-x: hidden;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--acvalve-body-text-color);
    background-color: var(--acvalve-site-background);
    font-weight: 400;
}

/* Scroll to Top Button */
.back-to-top {
    position: fixed;
    right: 40px;
    bottom: 40px;
    display: none;
    z-index: 999;
}

.back-to-top-link {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: #0f6b82;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s ease, background 0.2s ease;
}

.back-to-top-link:focus-visible,
.back-to-top-link:hover {
    background: #0d4c5f;
    transform: translateY(-3px);
    outline: none;
}

.back-to-top-icon {
    font-size: 2.5rem;
    line-height: 1;
}

@media (max-width: 600px) {
    .back-to-top {
        right: 20px;
        bottom: 20px;
    }

    .back-to-top-link {
        width: 48px;
        height: 48px;
    }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--acvalve-heading-color);
    margin-bottom: 1rem;
}

h1 {
    font-size: 4.5rem;

    font-weight: 400;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
}

h3 {
    font-size: 1.75rem;
    font-weight: 600;
}

h4 {
    font-size: 1.5rem;
    font-weight: 500;
}

h5 {
    font-size: 1.25rem;
    font-weight: 500;
}

h6 {
    font-size: 1rem;
    font-weight: 500;
}

p {
    margin-bottom: 1rem;
    line-height: 1.6rem;
}

strong,
b {
    font-weight: 600;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.site-header {
    background-color: var(--acvalve-header-background);
    color: #ffffff;
    padding: 0;
    position: relative;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 30px;
    height: 71px;
    width: 100%;
}

/* Header Left - Logo */
.header-left {
    flex: 0 0 auto;
}

.site-logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 30px;
    width: auto;
    transition: opacity 0.3s ease;
}

.logo-image:hover {
    opacity: 0.8;
}

/* Header Center - Primary Navigation */
.header-center {
    flex: 1;
    display: flex;
    justify-content: flex-start;
    margin-left: 65px;
    margin-right: 60px;
    position: relative;
}

/* Full Height Diagonal Separator between Logo and Menu - on header container */
.header-container::after {
    content: '';
    position: absolute;
    left: 360px;
    top: -2px;
    width: 2px;
    height: calc(83px + 10px);
    background-color: rgb(255 255 255 / 66%);
    transform: rotate(38deg);
    transform-origin: top center;
    z-index: 10;
    pointer-events: none;
}

.primary-navigation {
    display: flex;
    align-items: center;
    margin-left: 55px;
}

.primary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

.primary-menu li {
    position: relative;
}

.primary-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 300;
    font-size: 1rem;
    padding: 1rem 0;
    transition: color 0.3s ease;
    text-transform: capitalize;
    font-family: 'Poppins', sans-serif;
}

.primary-menu a:hover {
    color: #ffffff40;
}

/* When a dropdown is active, grey out non-active top-level items */
.primary-menu.has-active-dropdown>li>a {
    color: #ffffff40;
}

/* Keep the active parent item white */
.primary-menu.has-active-dropdown>li.is-active-parent>a {
    color: #ffffff;
}

/* ===== Mega Menu (Full-width dropdown) ===== */
.site-header {
    position: relative;
    z-index: 1000;
}

/* Full-width panel for first sub-menu under a top-level item */
.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu {
    position: absolute;
    left: 0;
    top: 100%;
    transform: translateY(10px);
    width: max-content;
    max-width: 100vw;
    background: #ffffff;
    border-top: 2px solid #eef1f4;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 1.25rem 2rem;

    /* Default: Simple vertical dropdown */
    display: flex;
    flex-direction: column;
    gap: 0.5rem;

    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 150ms ease, transform 150ms ease, visibility 150ms ease;
    color: #1a365d;
}

/* Mega Menu Override: When JS detects depth */
.primary-navigation .primary-menu>li.has-mega-menu>ul.sub-menu {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 260px;
    gap: 2.25rem;
}

/* Reveal panel on hover/focus */
.primary-navigation .primary-menu>li.menu-item-has-children:hover>ul.sub-menu,
.primary-navigation .primary-menu>li.menu-item-has-children:focus-within>ul.sub-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* Columns (first-level items within the panel) */
.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li {
    list-style: none;
    padding: 0 1.25rem;
}

/* Add borders only for Mega Menu columns */
.primary-navigation .primary-menu>li.has-mega-menu>ul.sub-menu>li {
    border-right: 1px solid #edf0f3;
}

.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li:last-child {
    border-right: none;
}

/* Column heading (link for second-level) */
.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>a {
    display: block;
    font-weight: 600;
    color: #0f2f57;
    text-decoration: none;
    padding: 0.6rem 0.5rem;
    border-radius: 4px;
    background: linear-gradient(to right, #f2f4f7, #f2f4f7) left center / 100% 32px no-repeat;
}

.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>a:hover {
    color: #0f2f57;
    background: linear-gradient(to right, #e9edf2, #e9edf2) left center / 100% 32px no-repeat;
}

/* Third-level lists inside columns */
.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>ul.sub-menu {
    list-style: none;
    margin: 0.5rem 0 0 0;
    padding: 0;
}

.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>ul.sub-menu>li {
    margin: 0.25rem 0;
}

.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>ul.sub-menu>li>a {
    display: block;
    color: #27496d;
    text-decoration: none;
    padding: 0.45rem 0.5rem;
    border-radius: 4px;
}

.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>ul.sub-menu>li>a:hover {
    background: #f5f7fa;
    color: #0f2f57;
}

/* Ensure nested submenus do not fly out as traditional dropdowns */
.primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu ul.sub-menu {
    position: static;
    transform: none;
    box-shadow: none;
    width: auto;
}

@media (max-width: 1024px) {

    /* On mobile, fall back to vertical list; panel becomes normal nested list */
    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu {
        position: static;
        transform: none;
        width: 100%;
        box-shadow: none;
        border-top: none;
        display: block;
        padding: 0.5rem 0 0.75rem;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li {
        border-right: none;
        padding: 0.25rem 0;
    }
}

/* Header Right - Secondary Menu & Search */
.header-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1.5rem;
    min-width: fit-content;
}

.secondary-navigation {
    display: flex;
    align-items: center;
}

.secondary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
}

.secondary-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 300;
    font-size: 1rem;
    transition: color 0.3s ease;
    font-family: 'Poppins', sans-serif;
}

.secondary-menu a:hover {
    color: var(--acvalve-primary-color);
}

/* Enquiry */
.header-enquiry {
    display: flex;
    align-items: center;
    margin-right: 0px;
}

/* Search */
.header-search {
    position: relative;
}

.search-toggle {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.search-toggle:hover {
    color: var(--acvalve-primary-color);
}

/* Expanded Search Bar - inside header-center, hidden by default */
.header-search-expanded {
    display: flex;
    align-items: center;
    gap: 0;
    flex: 1;
    opacity: 0;
    visibility: hidden;
    transform: scaleX(0.8);
    transform-origin: center;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    position: absolute;
    left: 15px;
    right: 0;
    top: 0;
    bottom: 0;
}

/* Primary navigation transition */
.primary-navigation {
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* When search is active - hide nav, show search */
.site-header.search-active .primary-navigation {
    opacity: 0;
    visibility: hidden;
}

.site-header.search-active .header-search-expanded {
    opacity: 1;
    visibility: visible;
    transform: scaleX(1);
}

.header-search-expanded form {
    flex: 1;
    display: flex;
    align-items: stretch;
}

.header-search-expanded label {
    flex: 1;
    display: flex;
    position: relative;
}

.header-search-expanded input[type="search"] {
    flex: 1;
    padding: 10px 45px 10px 20px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 25px;
    background: #ffffff;
    color: #000000;
    font-size: 0.95rem;
    width: 625px;
    outline: none;
}

.header-search-expanded input[type="search"]:focus {
    border-color: rgba(255, 255, 255, 0.8);
}

.header-search-expanded input[type="search"]::placeholder {
    color: #666666;
}

.header-search-expanded .search-submit.acv-btn.acv-btn-primary {
    margin-left: 20px;
    padding: 10px 24px;
    font-size: 0.95rem;
    border-radius: 25px;
}

.search-close {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #999999;
    font-size: 1rem;
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
    flex-shrink: 0;
    line-height: 1;
}

.search-close:hover {
    color: #333333;
}

/* When search is active - hide nav, show search */
.site-header.search-active .primary-navigation {
    display: none;
}

.site-header.search-active .header-search-expanded {
    display: flex;
}

/* Legacy search form container - keep for fallback */
.search-form-container {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--acvalve-header-background);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    padding: 1rem;
    min-width: 300px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.search-form-container.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-form-container form {
    display: flex;
    gap: 0.5rem;
}

.search-form-container input[type="search"] {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.search-form-container input[type="search"]::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.search-form-container button {
    padding: 0.5rem 1rem;
    background: var(--acvalve-primary-color);
    border: none;
    border-radius: 4px;
    color: #ffffff;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-form-container button:hover {
    background: var(--acvalve-primary-btn-hover);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Accordion toggles - hidden on desktop */
.accordion-toggle {
    display: none;
}

/* Screen Reader Text */
.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;
}

/* Main Content */
.main-content {
    padding: 0;
    margin: 0;
    min-height: auto;
}

/* Remove any default WordPress margins */
#page {
    margin: 0;
    padding: 0;
}

.site {
    margin: 0;
    padding: 0;
}

/* Ensure full-width flexible content blocks */
.acv-large-page-header {
    margin: 0;
    width: 100%;
}

/* Hide any skip links completely */
.skip-link,
.screen-reader-text {
    position: absolute !important;
    clip: rect(1px, 1px, 1px, 1px);
    word-wrap: normal !important;
    overflow: hidden;
    left: -9999px;
}

/* Remove admin bar spacing when logged in */
body.admin-bar .site-header {
    top: 0;
}

/* Ensure no unwanted spacing from WordPress defaults */
.page,
.post {
    margin: 0;
}

article {
    margin: 0;
    padding: 0;
}

.content-area {
    max-width: 800px;
    margin: 0 auto;
}

/* Posts */
.post {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #eee;
}

.post:last-child {
    border-bottom: none;
}

.post-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--acvalve-heading-color);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

.post-title a {
    color: inherit;
    text-decoration: none;
}

.post-title a:hover {
    color: var(--acvalve-primary-color);
}

.post-meta {
    color: var(--acvalve-meta-text-color);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.post-content {
    line-height: 1.7;
}

.post-content p {
    margin-bottom: 1rem;
}

/* Footer */
.site-footer {
    background-color: var(--acvalve-footer-background);
    color: #ffffff;
    padding: 3rem 0 1.5rem 0;
}

.footer-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 30px;
    width: 100%;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.footer-column {
    min-height: 1px;
}

/* Footer Brand Column */
.footer-brand {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
}

.footer-brand .footer-logo a {
    display: inline-block;
    text-decoration: none;
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 600;
}

.footer-brand .footer-logo {
    margin-top: auto;
    margin-bottom: 0;
    display: flex;
    align-items: flex-end;
}

.footer-brand .footer-logo img,
.footer-logo-image {
    height: 40px;
    width: auto;
    display: block;
}

.footer-tagline {
    font-size: 2.25rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.2;
    margin: 0 0 7.5rem 0;
    font-weight: 400;
    font-family: 'Poppins', sans-serif;
    max-width: 185px;
    word-spacing: normal;
}

/* Footer Contact Columns */
.footer-contact .footer-heading {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 1rem 0;
    color: #ffffff;
}

.footer-contact .contact-address,
.footer-contact .contact-phone,
.footer-contact .contact-email {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.85);
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: var(--acvalve-primary-color);
}

/* Footer Navigation Columns */
.footer-navigation .footer-heading,
.footer-social .footer-heading {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 1rem 0;
    color: #ffffff;
}

/* Footer Social Column */
.footer-social .social-icons {
    display: flex;
    gap: 1rem;
    margin: 0;
    align-items: center;
    justify-content: flex-start;
}

.footer-social .social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background-color: unset;
    color: #ffffff;
    text-decoration: none;
    border-radius: unset;
    transition: all 0.3s ease;
    font-size: 2rem;
}

.footer-social .social-icon:hover {
    background-color: var(--acvalve-primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

.footer-social .social-icon-linkedin:hover {
    background-color: #0077B5;
}

.footer-social .social-icon-youtube:hover {
    background-color: #FF0000;
}

.footer-social .social-icon-instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.footer-menu,
.policy-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-menu li,
.policy-menu li {
    margin-bottom: 0.5rem;
}

.footer-menu a,
.policy-menu a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    display: block;
    line-height: 1.4;
}

.footer-menu a:hover,
.policy-menu a:hover {
    color: var(--acvalve-primary-color);
}

/* Footer Bottom Section */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom-left .copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-bottom-left .copyright a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-left .copyright a:hover {
    color: var(--acvalve-primary-color);
}

.footer-bottom-right .policy-menu-horizontal {
    margin: 0;
}

.policy-menu-horizontal {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.policy-menu-horizontal li {
    margin: 0;
}

.policy-menu-horizontal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.policy-menu-horizontal a:hover {
    color: var(--acvalve-primary-color);
}

/* Responsive Footer Design */
@media (max-width: 1024px) {
    .footer-container {
        padding: 0 40px;
    }

    .footer-content {
        grid-template-columns: 2fr 1.5fr 1.5fr 1.2fr;
        gap: 2rem;
    }

    .footer-column:last-child {
        grid-column: 1 / -1;
        margin-top: 1rem;
    }
}

@media (max-width: 768px) {
    .footer-container {
        padding: 0 30px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
        margin-bottom: 1rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .footer-bottom-right .policy-menu-horizontal {
        justify-content: center;
    }

    .policy-menu-horizontal {
        gap: 1rem;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .footer-container {
        padding: 0 10px;
    }

    .site-footer {
        padding: 2rem 0 1rem 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-brand,
    .footer-contact,
    .footer-navigation {
        text-align: center;
    }

    .footer-tagline {
        font-size: 2rem;
        color: rgba(255, 255, 255, 0.95);
        line-height: 1.2;
        margin: 0 0 1.5rem 0;
        font-weight: 400;
        font-family: 'Poppins', sans-serif;
        max-width: 100%;
        text-align: center;
        word-spacing: normal;
    }

    .footer-column:last-child {
        grid-column: 1 / -1;
        margin-top: 1rem;
        text-align: center;
    }

    .footer-social .social-icons {
        text-align: center;
        display: flex;
        gap: 1rem;
        margin: 0;
        align-items: center;
        justify-content: center;
    }

    .footer-brand .footer-logo {
        margin-top: auto;
        margin-bottom: 0;
        display: unset;
        align-items: unset;
        text-align: center;
    }

    .footer-brand .footer-logo img,
    .footer-logo-image {
        height: 52px;
        width: auto;
        display: block;
    }
}

/* Social Icons */
.social-icons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    margin: 1rem 0;
}

.social-icons-header {
    justify-content: flex-end;
    margin: 0;
}

.social-icons-footer {
    justify-content: center;
    margin: 1.5rem 0 0.5rem 0;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    text-decoration: none;
    border-radius: 50%;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-icon:hover {
    background-color: var(--acvalve-primary-color);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.social-icon-linkedin:hover {
    background-color: #0077B5;
}

.social-icon-youtube:hover {
    background-color: #FF0000;
}

.social-icon-instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

/* Social Icons in Header */
.header-right .social-icons {
    gap: 0.75rem;
    margin: 0;
}

.header-right .social-icon {
    width: 35px;
    height: 35px;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
}

/* Buttons & CTAs */

/* Primary Button */
.btn,
.btn-primary {
    display: inline-block;
    background-color: var(--acvalve-primary-btn-bg);
    color: var(--acvalve-primary-btn-text);
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    line-height: 1.2;
    font-family: 'Poppins', sans-serif;
}

.btn:hover,
.btn-primary:hover {
    background-color: var(--acvalve-primary-btn-hover);
    color: var(--acvalve-primary-btn-text);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Secondary Button */
.btn-secondary {
    background-color: var(--acvalve-secondary-btn-bg);
    color: var(--acvalve-secondary-btn-text);
}

.btn-secondary:hover {
    background-color: var(--acvalve-secondary-btn-hover);
    color: var(--acvalve-secondary-btn-text);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Tertiary Button (Outline/Ghost) */
.btn-tertiary,
.btn-outline {
    background-color: var(--acvalve-tertiary-btn-bg);
    color: var(--acvalve-tertiary-btn-text);
    border: 2px solid var(--acvalve-tertiary-btn-text);
}

.btn-tertiary:hover,
.btn-outline:hover {
    background-color: var(--acvalve-tertiary-btn-hover-bg);
    color: #ffffff;
    border-color: var(--acvalve-tertiary-btn-hover-bg);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* CTA Specific Styles */
.cta-button {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
}

.cta-button-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
}

/* Button Sizes */
.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Button States */
.btn:disabled,
.btn-primary:disabled,
.btn-secondary:disabled,
.btn-tertiary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn:disabled:hover,
.btn-primary:disabled:hover,
.btn-secondary:disabled:hover,
.btn-tertiary:disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Responsive Design */

/* Mobile Styles */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.8rem;
        font-weight: 400;
    }

    .header-container {
        height: auto;
        min-height: 60px;
        flex-wrap: wrap;
        padding: 10px 30px;
    }

    .header-left {
        order: 1;
        flex: 1;
    }

    .header-right {
        order: 2;
        flex: 0 0 auto;
        gap: 0.75rem;
    }

    /* Expanded search on mobile */
    .site-header.search-active .header-search-expanded {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        background: var(--acvalve-header-background);
        padding: 15px 20px;
        z-index: 9999;
        gap: 10px;
    }

    .header-search-expanded input[type="search"] {
        padding: 12px 15px;
    }

    .header-search-expanded form button {
        padding: 12px 18px;
    }

    .header-center {
        order: 3;
        flex: 1 1 100%;
        margin: 0;
        justify-content: flex-start;
        /* Position menu dropdown below header */
        position: absolute;
        width: 100%;
        left: 0;
        top: 100%;
        pointer-events: none;
        z-index: 1000;
    }

    /* Hide the nav wrapper but allow menu to show when active */
    .primary-navigation {
        position: static;
        width: 100%;
        margin-left: 0;
    }

    /* Hide diagonal separator on mobile */
    .header-container::after {
        display: none !important;
    }

    /* Show mobile menu toggle */
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        order: 10;
        /* Ensure it's last in header-right */
    }

    /* Mobile menu needs to be positioned relative to header */
    .site-header {
        position: relative;
    }

    /* Hide primary menu by default on mobile */
    .primary-menu {
        display: none;
        flex-direction: column;
        position: relative;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        background: var(--acvalve-header-background);
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        padding: 0;
        gap: 0;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
        max-height: calc(100vh - 80px);
        overflow-x: hidden;
        overflow-y: auto;
    }

    .primary-menu.active {
        display: flex;
        pointer-events: auto;
    }

    /* All menu items - single column, no indentation */
    .primary-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        position: static !important;
    }

    .primary-menu li:last-child {
        border-bottom: none;
    }

    /* Menu item with toggle button layout - NO relative positioning that allows popups */
    .primary-menu .menu-item-has-children {
        position: static !important;
        display: flex;
        flex-wrap: wrap;
        align-items: stretch;
    }

    /* Link and toggle in a flex row */
    .primary-menu .menu-item-has-children>a {
        flex: 1;
        min-width: 0;
    }

    /* Accordion toggle button - flexbox layout, no absolute positioning */
    .accordion-toggle {
        position: static !important;
        flex: 0 0 50px;
        width: 50px;
        min-height: 48px;
        background: transparent;
        border: none;
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        color: #ffffff;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.9rem;
        transition: background 0.2s ease;
    }

    .accordion-toggle i {
        transition: transform 0.3s ease;
    }

    .accordion-toggle:hover,
    .accordion-toggle:focus {
        background: rgba(255, 255, 255, 0.1);
    }

    /* Rotate chevron when open */
    .menu-item-has-children.accordion-open>.accordion-toggle i {
        transform: rotate(180deg);
    }

    /* All links - consistent padding, no indentation */
    .primary-menu a {
        display: block;
        padding: 14px 20px;
        text-align: left;
        font-size: 1rem;
        font-weight: 400;
        color: #ffffff;
        transition: background 0.2s ease;
    }

    .primary-menu a:hover,
    .primary-menu a:focus {
        background: rgba(255, 255, 255, 0.05);
    }

    /* Hide all submenus by default - COMPREHENSIVE RESET */
    .primary-menu .sub-menu,
    .primary-menu ul.sub-menu,
    .primary-menu li>ul.sub-menu,
    .primary-menu .menu-item-has-children>ul.sub-menu,
    .primary-menu .menu-item-has-children .sub-menu,
    .primary-menu .menu-item-has-children .menu-item-has-children>.sub-menu,
    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu,
    .primary-navigation .primary-menu>li.has-mega-menu>ul.sub-menu,
    .primary-navigation .primary-menu>li>ul.sub-menu>li>ul.sub-menu,
    .primary-navigation .primary-menu>li>ul.sub-menu>li>ul.sub-menu>li>ul.sub-menu,
    .primary-navigation .primary-menu ul.sub-menu ul.sub-menu,
    .primary-navigation .primary-menu ul.sub-menu ul.sub-menu ul.sub-menu,
    .primary-menu .sub-menu .sub-menu,
    .primary-menu .sub-menu .sub-menu .sub-menu,
    .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu,
    ul.sub-menu,
    .sub-menu {
        display: none !important;
        flex-direction: column !important;
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
        background: rgba(0, 0, 0, 0.2) !important;
        list-style: none !important;
        /* Force reset ALL desktop positioning */
        position: static !important;
        left: unset !important;
        right: unset !important;
        top: unset !important;
        bottom: unset !important;
        transform: none !important;
        box-shadow: none !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        border: none !important;
        border-radius: 0 !important;
        border-top: none !important;
        grid-auto-flow: unset !important;
        grid-auto-columns: unset !important;
        gap: 0 !important;
        float: none !important;
        clear: both !important;
    }

    /* Show submenu when accordion is open - NUCLEAR OPTION: catch-all selector */
    .accordion-open.sub-menu,
    ul.accordion-open,
    .sub-menu.accordion-open,
    ul.sub-menu.accordion-open,
    .primary-menu .accordion-open,
    .primary-menu .sub-menu.accordion-open,
    .primary-menu ul.sub-menu.accordion-open,
    .primary-menu li>ul.sub-menu.accordion-open,
    .primary-menu .menu-item-has-children>ul.sub-menu.accordion-open,
    .primary-menu .menu-item-has-children .sub-menu.accordion-open,
    .primary-menu .menu-item-has-children>.sub-menu.accordion-open,
    .primary-menu .sub-menu .menu-item-has-children>.sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu .menu-item-has-children>.sub-menu.accordion-open,
    .primary-menu .sub-menu li.menu-item-has-children>ul.sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu li.menu-item-has-children>ul.sub-menu.accordion-open,
    .primary-navigation .primary-menu .sub-menu.accordion-open,
    .primary-navigation .primary-menu ul.sub-menu.accordion-open,
    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu.accordion-open,
    .primary-navigation .primary-menu>li.has-mega-menu>ul.sub-menu.accordion-open,
    .primary-navigation .primary-menu ul.sub-menu ul.sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu .sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu.accordion-open,
    .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu .sub-menu.accordion-open {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }

    /* 5 LEVELS - Progressive backgrounds with clear visual distinction */
    /* Level 1 (first sub-menu) - Teal */
    .primary-menu>li>.sub-menu {
        background: #0d6e7a !important;
    }

    /* Level 2 - Deep teal */
    .primary-menu .sub-menu .sub-menu {
        background: #0a5260 !important;
    }

    /* Level 3 - Dark blue-green */
    .primary-menu .sub-menu .sub-menu .sub-menu {
        background: #063a48 !important;
    }

    /* Level 4 - Very dark teal */
    .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu {
        background: #032530 !important;
    }

    /* Level 5 - Near black */
    .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu .sub-menu {
        background: #011218 !important;
    }

    /* Reset all submenu item styles */
    .primary-menu .sub-menu>li,
    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li,
    .primary-navigation .primary-menu>li.has-mega-menu>ul.sub-menu>li {
        display: flex !important;
        flex-wrap: wrap !important;
        width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
        border-right: none !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    }

    .primary-menu .sub-menu>li:last-child {
        border-bottom: none !important;
    }

    /* Reset all submenu link styles */
    .primary-menu .sub-menu a,
    .primary-menu .sub-menu li>a,
    .primary-navigation .primary-menu>li.menu-item-has-children>ul.sub-menu>li>a,
    .primary-navigation .primary-menu>li>ul.sub-menu>li>ul.sub-menu>li>a {
        display: block !important;
        flex: 1 !important;
        padding: 14px 20px !important;
        background: transparent !important;
        color: #ffffff !important;
        font-weight: 400 !important;
        font-size: 1rem !important;
        text-decoration: none !important;
        border-radius: 0 !important;
        min-width: 0 !important;
    }

    .primary-menu .sub-menu a:hover {
        background: rgba(255, 255, 255, 0.08) !important;
    }

    /* Hide secondary menu on mobile */
    .secondary-navigation {
        display: none;
    }

    /* Adjust search on mobile */
    .search-form-container {
        right: -10px;
        min-width: 250px;
    }

    .logo-image {
        height: 35px;
    }

    .post-title {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 15px;
    }

    /* FINAL OVERRIDE - Left border colors per depth level */
    /* All submenu items get a border by default */
    body .primary-menu .sub-menu li {
        border-left: 3px solid #00cfff !important;
    }

    /* Level 3 - deeper items */
    body .primary-menu .sub-menu .sub-menu .sub-menu li {
        border-left: 3px solid #00a6cf !important;
    }

    /* Level 4 - even deeper */
    body .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu li {
        border-left: 3px solid #0080a6 !important;
    }

    /* Level 5 - deepest */
    body .primary-menu .sub-menu .sub-menu .sub-menu .sub-menu .sub-menu li {
        border-left: 3px solid #ed8936 !important;
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    .header-container {
        padding: 20px 10px;
    }

    .search-form-container {
        min-width: 200px;
        right: -5px;
    }

    .logo-image {
        height: 35px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.hidden {
    display: none;
}

/* Hide default nested submenus on desktop; JS mega panel will render content */
@media (min-width: 1025px) {
    .primary-navigation .primary-menu>li>ul.sub-menu {
        display: none !important;
    }
}

/* JS-driven mega panel - Positioned from menu item */

.mega-panel {
    position: absolute;
    top: 100%;
    left: 0;
    width: auto;
    background: #ffffff;
    border-top: 3px solid #e5e7eb;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 200ms ease, visibility 200ms ease;
    z-index: 9999;
}

.mega-panel.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.mega-inner {
    width: 100%;
    max-width: 1600px;
    margin: 0;
    padding: 40px;
    padding-top: 25px;
}

.mega-header {
    display: none;
    margin-bottom: 1.5rem;
    padding-bottom: 0rem;
    border-bottom: none;
}

.mega-title {
    font-size: 2rem;
    font-weight: 200;
    color: #002E3E;
    text-decoration: underline;
    text-decoration-color: #002E3E;
    text-underline-offset: 6px;
    text-decoration-thickness: 2px;
}

.mega-title:hover {
    color: #0a3d4a;
}

.mega-columns {
    display: flex;
    gap: 0;
    width: 100%;
    margin-left: -15px;
}

.mega-col {
    position: relative;
    flex: 0 0 auto;
    min-width: 200px;
    width: 240px;
    padding: 0;
}

.mega-col:first-child {
    padding-left: 0;
}

.mega-col.is-hidden {
    display: none;
}

/* Vertical dividers between columns - no gap */
.mega-col+.mega-col:not(.is-hidden) {
    border-left: 1px solid #e5e7eb;
    padding-left: 0;
    margin-left: 0;
}

.mega-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mega-item {
    margin: 0;
}

.mega-link {
    display: block;
    padding: 0.45rem 1rem;
    color: #27496d;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    transition: background-color 0.15s ease, color 0.15s ease;
    border-radius: 0;
}

.mega-link:hover {
    background-color: #f5f7fa;
    color: #ee7f2d;
}

/* Items with children - default state (not orange) */
.mega-item.has-children>.mega-link {
    color: #27496d;
    font-weight: 400;
}

/* Items with children - hover state */
.mega-item.has-children>.mega-link:hover {
    background-color: #f5f7fa;
    color: #ee7f2d;
}

/* Items with children - active state (submenu is open) */
.mega-item.has-children.active>.mega-link {
    color: #ee7f2d;
    font-weight: 500;
    background-color: #f5f7fa;
}

.mega-arrow {
    margin-left: 0.35rem;
    font-weight: 400;
    font-size: 0.85em;
}

/* Active/hovered state for parent items - gray background */
.mega-item.active>.mega-link {
    background-color: #f5f7fa;
}

.mega-item.has-children.active>.mega-link {
    color: #ee7f2d;
    font-weight: 500;
    background-color: #f5f7fa;
}

/* Hide mega panel on mobile - use accordion menu instead */
@media (max-width: 1024px) {
    .mega-panel {
        display: none !important;
    }
}

/* Global breadcrumbs (outside hero blocks) */
.acv-global-breadcrumbs {
    padding: 12px 30px 0;
    margin: 0 auto;
    max-width: 1600px;
}

.acv-global-breadcrumbs ol {
    list-style: none;
    padding: 0;
    margin: 0 0 12px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.95rem;
    color: rgba(15, 57, 80, 0.75);
}

.acv-global-breadcrumbs li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.acv-global-breadcrumbs li:not(:last-child)::after {
    content: '>';
    color: rgba(15, 57, 80, 0.45);
}

.acv-global-breadcrumbs a {
    color: rgba(15, 57, 80, 0.75);
    text-decoration: none;
}

.acv-global-breadcrumbs a:hover,
.acv-global-breadcrumbs a:focus {
    text-decoration: underline;
}

.acv-global-breadcrumbs span[aria-current="page"] {
    color: #0f3950;
    font-weight: 600;
}