/* ======================================================================
   GLOBAL.CSS — Loaded on every public page
   Contains: Site Header, Mobile Drawer Nav, Footer, Mobile Reset
   ====================================================================== */

/* ======================================================================
   Dr. Sarthak Walia Orthopedic Website - Reusable UI Components Styling
   ====================================================================== */

/* ----------------------------------------------------------------------
   1. Site Header & Dropdowns
   ---------------------------------------------------------------------- */
.site-header {
    display: contents;
}

.header-top {
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    font-size: 15px;
    padding: 6px 0;
}

.header-top-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.header-contact-info a {
    color: var(--color-text-light);
    margin-right: 15px;
}

.header-contact-info .icon {
    margin-right: 4px;
}

/* Unified Top Header Contact Box */
.header-contact-box {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(229, 194, 124, 0.25);
    padding: 6px 16px;
    border-radius: 6px;
    transition: var(--transition-smooth);
}

.header-contact-box:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--color-accent);
    box-shadow: 0 0 12px rgba(229, 194, 124, 0.2);
}

.header-contact-box a {
    color: var(--color-text-light);
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
}

.header-contact-box a:hover {
    color: var(--color-accent);
}

.header-contact-box .separator {
    color: rgba(255, 255, 255, 0.25);
    user-select: none;
}

.header-main {
    background: linear-gradient(120deg, #ffffff 22%, #F5EFE4 22.5%);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 101;
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
    transition: all 0.3s ease;
}

.header-main-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo {
    display: flex;
    flex-direction: column;
    flex: 0 0 22%;
    max-width: 270px;
}

.header-logo-img {
    width: 100%;
    max-height: 105px;
    height: auto;
    object-fit: contain;
    display: block;
    margin-left: -15px;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 22px;
    color: var(--color-primary);
    line-height: 1;
}

.logo-text span {
    color: var(--color-accent-dark);
}

.logo-subtext {
    font-size: 14px;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    font-weight: 700;
    margin-top: 2px;
}

/* Desktop Navigation Menu Lists */
.desktop-nav .nav-list {
    display: flex;
    list-style: none;
    align-items: center;
}

.desktop-nav .nav-item {
    position: relative;
    padding: 10px 15px;
}

.desktop-nav .nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    color: var(--color-primary);
}

.desktop-nav .nav-link:hover {
    color: var(--color-accent-dark);
}

.desktop-nav .arrow {
    font-size: 14px;
    margin-left: 2px;
    display: inline-block;
    transition: transform 0.2s;
}

/* Dropdown Sub-menus */
.desktop-nav .dropdown {
    position: absolute;
    top: calc(100% - 5px);
    left: 0;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 280px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    padding: 8px 0;
    pointer-events: none; /* Prevents ghost hover when hidden */
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        visibility 0s linear 0.25s;
}

/* Transparent hover bridge helper to prevent cursor gap drop-outs */
.desktop-nav .dropdown::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 0;
    right: 0;
    height: 30px;
    background: transparent;
    pointer-events: auto;
    z-index: 10;
}

.desktop-nav .nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto; /* Enable interaction when shown */
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        visibility 0s linear 0.12s;
}

.desktop-nav .nav-item:hover .arrow {
    transform: rotate(180deg);
}

.desktop-nav .dropdown li {
    position: relative;
}

.desktop-nav .dropdown a {
    display: block;
    padding: 8px 18px;
    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
}

.desktop-nav .dropdown a:hover {
    background-color: var(--color-bg);
    color: var(--color-primary);
}

/* Nested Sub-dropdowns */
.desktop-nav .nested-dropdown {
    position: absolute;
    top: 0;
    left: 100%;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    width: 320px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    padding: 10px 0;
    pointer-events: none; /* Prevents ghost hover when hidden */
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        visibility 0s linear 0.25s;
}

/* Transparent left hover bridge helper for nested flyout dropdowns to prevent horizontal drop-outs */
.desktop-nav .nested-dropdown::before {
    content: '';
    position: absolute;
    top: -10px;
    bottom: -10px;
    left: -30px; /* Generous bridge to the left */
    width: 30px;
    background: transparent;
    pointer-events: auto;
    z-index: 10;
}

.desktop-nav .has-nested-dropdown:hover .nested-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto; /* Enable interaction when shown */
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        visibility 0s linear 0.12s;
}

.desktop-nav .nested-arrow {
    font-size: 14px;
    float: right;
    margin-top: 4px;
}

/* Header Action & Mobile burger */
.header-cta {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    width: 30px;
}

.mobile-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: var(--transition-smooth);
}

@media (max-width: 992px) {
    .desktop-nav { display: none; }
    .mobile-toggle { display: flex; }
    .header-top { display: none !important; }
    .site-logo {
        flex: 0 0 auto;
        max-width: none;
        width: auto;
    }
    .header-logo-img {
        width: auto;
        max-height: 68px;
        margin-left: -10px;
    }
    .header-cta .btn {
        display: none;
    }
}

@media (max-width: 576px) {
    .header-logo-img {
        width: auto;
        max-height: 52px;
        margin-left: -5px;
    }
}

/* ----------------------------------------------------------------------
   2. Mobile Drawer Navigation
   ---------------------------------------------------------------------- */
.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100%;
    background-color: var(--color-bg-alt);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.mobile-nav-drawer.open {
    right: 0;
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--color-border);
}

.drawer-close {
    background: transparent;
    border: none;
    font-size: 30px;
    color: var(--color-primary);
    cursor: pointer;
}

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.mobile-nav-list {
    list-style: none;
}

.mobile-nav-item {
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 16px;
    color: var(--color-primary);
    display: block;
}

.mobile-menu-toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-submenu-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    color: var(--color-primary-light);
    cursor: pointer;
    padding: 0 10px;
}

.mobile-submenu {
    list-style: none;
    padding-left: 15px;
    margin-top: 10px;
    border-left: 2px solid var(--color-border);
}

.mobile-submenu li {
    padding: 8px 0;
}

.mobile-submenu a {
    color: var(--color-text);
    font-size: 16px;
    font-weight: 500;
}

.drawer-footer {
    padding: 20px;
    border-top: 1px solid var(--color-border);
}

.drawer-contact-link {
    display: block;
    margin-bottom: 15px;
    font-weight: 600;
    color: var(--color-text-light) !important;
    text-align: center;
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(12, 90, 90, 0.4);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.drawer-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* Mobile Drawer Contacts Styling */
.drawer-clinic-contacts {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.drawer-section-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary-light);
    margin-bottom: 15px;
}

.drawer-doc-contact-card {
    background-color: rgba(12, 90, 90, 0.03);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 15px;
    margin-bottom: 15px;
    transition: var(--transition-smooth);
}

.drawer-doc-contact-card:hover {
    background-color: rgba(12, 90, 90, 0.05);
    border-color: var(--color-accent);
}

.drawer-doc-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.drawer-doc-icon {
    font-size: 20px;
}

.drawer-doc-name {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    color: var(--color-primary);
}

.drawer-doc-tag {
    display: block;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-accent-dark);
}

.drawer-doc-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 12px;
}

.drawer-action-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 600;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.drawer-action-btn.btn-call {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.drawer-action-btn.btn-call:hover {
    background-color: var(--color-primary-light);
}

.drawer-action-btn.btn-email {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
}

.drawer-action-btn.btn-email:hover {
    background-color: var(--color-border);
}

.drawer-doc-socials {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: flex-start;
}

.drawer-doc-socials a {
    color: var(--color-primary-light);
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.drawer-doc-socials a:hover {
    color: var(--color-accent);
    opacity: 1;
    transform: translateY(-1px);
}

/* ----------------------------------------------------------------------
   6. Footers
   ---------------------------------------------------------------------- */
.site-footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    border-top: 4px solid var(--color-accent);
}

.footer-top {
    padding: 80px 0 50px;
}

.footer-brand-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 680px;
    margin: 0 auto 35px auto;
}

.footer-brand-logo {
    display: inline-block;
    margin-bottom: 20px;
}

.footer-logo-img {
    max-height: 75px;
    width: auto;
    display: block;
    background-color: var(--color-primary);
    padding: 0;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-smooth);
}

.footer-logo-img:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.footer-brand-desc {
    font-size: 15px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 20px;
    max-width: 600px;
}

.footer-divider-custom {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.15) 20%, rgba(255, 255, 255, 0.15) 80%, transparent);
    margin: 35px 0 40px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.1fr 1.1fr 1.2fr;
    gap: 40px;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.footer-title {
    color: var(--color-text-light);
    font-size: 24px;
    margin-bottom: 15px;
}

.brand-desc {
    font-size: 16px;
    opacity: 0.8;
    margin-bottom: 20px;
}

.badge-accent {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
}

.certification-badges .badge {
    margin-right: 8px;
}

.footer-heading {
    color: var(--color-accent);
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
    display: inline-block;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
}

.footer-links a:hover {
    color: var(--color-accent-light);
    padding-left: 5px;
}

.footer-contacts {
    list-style: none;
}

.footer-contacts li {
    margin-bottom: 15px;
    font-size: 16px;
    opacity: 0.9;
}

.footer-contacts a {
    color: var(--color-accent-light);
}

.footer-map-link {
    color: var(--color-accent-light) !important;
    font-weight: 600;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 5px;
    transition: var(--transition-smooth);
}

.footer-map-link:hover {
    color: var(--color-accent) !important;
    text-decoration: underline;
}

.doc-time-badge {
    display: inline-block;
    padding: 2px 6px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    margin-right: 5px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-accent-light);
}

.footer-bottom {
    background-color: #042828;
    padding: 25px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 12px;
    font-size: 15px;
    opacity: 0.7;
}

.copyright-text {
    margin-bottom: 0;
}

.footer-bottom-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    color: var(--color-text-light);
}

/* ----------------------------------------------------------------------
   14. Mobile Screen Reset & Overflow Alignment Fix (< 992px)
   ---------------------------------------------------------------------- */
@media (max-width: 992px) {
    html, body {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        overflow-x: hidden !important;
    }
    
    .page-main-content {
        overflow-x: hidden !important;
        width: 100% !important;
    }
    
    header, .header-main {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    section:not(.split-hero-container) {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    .container {
        padding-left: 15px !important;
        padding-right: 15px !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
}

/* ======================================================================
   15. Appointment booking modal styling
   ====================================================================== */
.appointment-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(7, 56, 56, 0.6); /* Teal-tinted semi-transparent background */
    backdrop-filter: blur(8px);
    z-index: 2000; /* High index to cover header and drawer */
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding: 20px;
}

.appointment-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.appointment-modal-container {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 40px 30px;
}

.appointment-modal-overlay.open .appointment-modal-container {
    transform: scale(1);
}

.appointment-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 32px;
    line-height: 1;
    color: var(--color-primary-light);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.appointment-modal-close:hover {
    color: var(--color-danger);
    transform: rotate(90deg);
}

.appointment-modal-header {
    text-align: center;
    margin-bottom: 25px;
}

.appointment-modal-title {
    font-size: 26px;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.appointment-modal-subtitle {
    font-size: 16px;
    color: var(--color-text-muted);
}

/* ======================================================================
   16. Clinical Booking Form Styles (Shared globally for home section, 
       contact section, and modal popup overlay)
   ====================================================================== */
.form-wrapper-card {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.form-header {
    margin-bottom: 30px;
}

.form-header h2 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.form-header p {
    font-size: 16px;
    color: var(--color-text-muted);
}

.booking-form-container {
    width: 100%;
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    width: 100%;
}

.form-row.split-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--color-primary);
}

.form-group label .required {
    color: var(--color-danger);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 15px;
    font-size: 16px;
    pointer-events: none;
    color: var(--color-text-muted);
}

.input-wrapper input,
.input-wrapper select,
.input-wrapper textarea {
    width: 100%;
    padding: 13px 15px 13px 44px;
    font-family: var(--font-body);
    font-size: 14.5px;
    color: var(--color-text);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
    outline: none;
}

.input-wrapper textarea {
    resize: vertical;
}

.input-wrapper.align-top {
    align-items: flex-start;
}

.input-wrapper.align-top .input-icon {
    top: 15px;
}

.input-wrapper input:focus,
.input-wrapper select:focus,
.input-wrapper textarea:focus {
    border-color: var(--color-accent);
    background-color: var(--color-bg-alt);
    box-shadow: 0 0 0 4px rgba(229, 194, 124, 0.12);
}

.btn-booking-submit {
    padding: 15px 25px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-top: 10px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.btn-booking-submit:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px 20px;
    border-radius: var(--radius-md);
    font-size: 14.5px;
    line-height: 1.5;
    margin-bottom: 25px;
}

.alert-icon {
    font-size: 18px;
}

.alert-content {
    flex-grow: 1;
}

.alert-danger {
    background-color: rgba(178, 83, 83, 0.08);
    border: 1px solid rgba(178, 83, 83, 0.25);
    color: var(--color-danger);
}
.alert-success {
    background-color: rgba(95, 140, 98, 0.08);
    border: 1px solid rgba(95, 140, 98, 0.25);
    color: var(--color-success);
}

@media (max-width: 576px) {
    .form-row.split-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .form-wrapper-card {
        padding: 25px 20px;
    }
}

/* Modal Form Specific Adjustments */
.appointment-modal-body .booking-form-container {
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
}

body.modal-active {
    overflow: hidden !important;
}

/* Align mobile drawer close button and expand buttons close to text for screen widths between 500px and 992px */
@media (max-width: 992px) and (min-width: 500px) {
    .mobile-nav-drawer .drawer-header {
        justify-content: flex-start;
        gap: 15px;
    }
    
    .mobile-nav-drawer .mobile-menu-toggle-row {
        justify-content: flex-start;
        gap: 12px;
    }
}

/* 4th-Level Submenu styling inside desktop dropdown */
.desktop-nav .menu-sub-list {
    list-style: none;
    padding-left: 15px;
    margin-top: 2px;
    margin-bottom: 8px;
}

.desktop-nav .menu-sub-link {
    font-size: 15px !important;
    padding: 6px 20px !important;
    opacity: 0.8;
    font-weight: 500 !important;
}

.desktop-nav .menu-sub-link:hover {
    opacity: 1;
    background-color: var(--color-bg) !important;
}

.desktop-nav .menu-group-header {
    font-weight: 700 !important;
    color: var(--color-primary) !important;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 4px !important;
    margin-bottom: 2px;
}

/* ======================================================================
   Mega Menu (Horizontal Layout)
   ====================================================================== */
.desktop-nav .has-megamenu {
    position: static !important; /* Forces the megamenu to align with header container rather than li */
}

.desktop-nav .megamenu {
    position: absolute;
    top: calc(100% - 5px);
    left: 0;
    right: 0;
    width: 100%;
    background-color: var(--color-bg-alt);
    border-bottom: 3px solid var(--color-accent);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    padding: 18px 0;
    z-index: 999;
    pointer-events: none;
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
        visibility 0s linear 0.25s;
}

/* Transparent hover bridge for megamenu */
.desktop-nav .megamenu::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 0;
    right: 0;
    height: 30px;
    background: transparent;
    pointer-events: auto;
}

.desktop-nav .has-megamenu:hover .megamenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition: 
        opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) 0.12s, 
        visibility 0s linear 0.12s;
}

/* Grid Layout */
.megamenu-grid {
    display: grid;
    gap: 20px;
    margin: 0 auto;
}

/* Common Header Spans */
@media (min-width: 1201px) {
    .ortho-header {
        grid-column: span var(--ortho-cols, 2);
    }
    .peds-header {
        grid-column: span var(--peds-cols, 5);
    }
}

@media (max-width: 1200px) {
    .megamenu-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 25px;
    }
    .megamenu-header {
        grid-column: span 3 !important;
    }
}

.megamenu-col {
    padding: 0 15px;
}

.megamenu-col:not(:last-child) {
    border-right: 1px solid var(--color-border);
}

.megamenu-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    color: var(--color-primary);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--color-accent-light);
}

.megamenu-title a {
    color: var(--color-primary);
}

.megamenu-title a:hover {
    color: var(--color-accent-dark);
}

.megamenu-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.megamenu-links li {
    position: relative;
}

.megamenu-links li a {
    display: block;
    padding: 2px 0;
    color: var(--color-text-muted);
    font-size: 14.5px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.megamenu-links li a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

/* Sub-links (Level 4) inside Mega Menu */
.megamenu-group {
    margin-bottom: 10px;
}

.megamenu-group-header {
    font-weight: 700 !important;
    color: var(--color-primary) !important;
    border-bottom: 1px solid var(--color-border) !important;
    padding-bottom: 4px !important;
    margin-bottom: 6px !important;
    font-size: 16px !important;
}

.megamenu-sub-links {
    list-style: none;
    padding-left: 15px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.megamenu-sub-links a {
    font-size: 15px !important;
    padding: 4px 0 !important;
    opacity: 0.8;
}

.megamenu-sub-links a:hover {
    opacity: 1;
}