:root {
        --primary-color: #1E1E1E;
        --secondary-color: #5A3D22;
        --accent-color: #C68A4A;
        --text-dark: #141414;
        --text-medium: #404040;
        --text-light: #6A6A6A;
        --light-bg: #F9F3EE;
        --dark-bg: #1E1E1E;
        --white: #FFFFFF;
        --black: #000000;
        --btn-light: #C68A4A;
        --btn-light-hover: #A6703A;
        --btn-dark: #5A3D22;
        --btn-dark-hover: #3F2A17;
        --primary-font: 'Poppins', sans-serif;
        --secondary-font: 'Montserrat', sans-serif;
        --section-padding: 100px 0;
        --section-padding-md: 70px 0;
        --section-padding-sm: 50px 0;
        --border-radius: 12px;
        --shadow: 0 10px 30px rgba(30, 30, 30, 0.1);
        --shadow-hover: 0 15px 40px rgba(30, 30, 30, 0.15);
        --transition: all 0.3s ease-in-out;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: var(--primary-font);
        color: var(--text-dark);
        line-height: 1.7;
        overflow-x: hidden;
        background-color: var(--light-bg);
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: var(--secondary-font);
        color: var(--primary-color);
        font-weight: 600;
        line-height: 1.3;
    }

    a {
        text-decoration: none;
        color: inherit;
        transition: var(--transition);
    }

    img {
        max-width: 100%;
        height: auto;
        object-fit: cover;
    }
	
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 14px 35px;
        border-radius: 50px;
        font-weight: 600;
        text-transform: uppercase;
        transition: var(--transition);
        border: none;
        font-size: 15px;
        position: relative;
        overflow: hidden;
        z-index: 1;
        letter-spacing: 0.5px;
    }

    .btn-primary {
        background-color: var(--btn-light);
        color: var(--white);
        box-shadow: 0 4px 12px rgba(198, 138, 74, 0.3);
    }

    .btn-primary:hover {
        background-color: var(--btn-light-hover);
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(198, 138, 74, 0.4);
    }

    .btn-primary::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: 0.5s;
    }

    .btn-primary:hover::before {
        left: 100%;
    }

    .btn-secondary {
        background-color: transparent;
        color: var(--accent-color);
        border: 2px solid white;
        color: var(--white);
    }

    .btn-secondary:hover {
        background-color: var(--white);
        color: var(--accent-color);
        transform: translateY(-3px);
    }

    .section-header {
        text-align: center;
        margin-bottom: 60px;
        position: relative;
    }

    .section-header h2 {
        font-size: 2.8rem;
        margin-bottom: 1.5rem;
        position: relative;
        display: inline-block;
    }

    .section-header h2::after {
        content: '';
        position: absolute;
        bottom: -15px;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 3px;
        background: var(--accent-color);
        transition: var(--transition);
    }

    .section-header:hover h2::after {
        width: 100px;
        background: var(--secondary-color);
    }

    .section-header p {
        max-width: 700px;
        margin: 0 auto;
        font-size: 1.1rem;
        color: var(--text-medium);
    }

    /* Hero Section - Enhanced for luxury */
    .checkup-hero {
        background: linear-gradient(rgba(30, 30, 30, 0.2), rgba(30, 30, 30, 0.2)), 
                    url('/wp-content/themes/backbonemedicity/assets/img/backbone/side-view-patient-undergoing-physical-evaluation (1) (1).webp') no-repeat top/cover;
        color: var(--white);
        padding: 100px 0;
        background-attachment: fixed;
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .checkup-hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(to bottom, rgba(30, 30, 30, 0.3), rgba(90, 61, 34, 0.2));
        z-index: 1;
    }

    .checkup-hero .container {
        position: relative;
        z-index: 2;
    }

    .checkup-hero h1 {
        font-size: 3.5rem;
        margin-bottom: 30px;
        animation: fadeInDown 1.2s ease-out;
        text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.6);
        letter-spacing: 1px;
        color: var(--white);
    }

    .checkup-hero p {
        font-size: 1.5rem;
        max-width: 850px;
        margin: 0 auto 50px;
        animation: fadeInUp 1.2s ease-out 0.4s forwards;
        opacity: 0;
        text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
    }

    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-40px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(40px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .value-section {
        padding: var(--section-padding);
        background-color: var(--white);
    }

    .value-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 40px;
        align-items: center;
    }

    .value-content {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .value-image {
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }

    .value-image:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-hover);
    }

    .value-image img {
        width: 100%;
        height: auto;
        display: block;
        transition: transform 0.5s ease;
    }

    .value-image:hover img {
        transform: scale(1.05);
    }

    .value-list {
        list-style: none;
        padding: 0;
    }

    .value-list li {
        display: flex;
        align-items: flex-start;
        margin-bottom: 30px;
        background: linear-gradient(to bottom, var(--white), var(--light-bg));
        padding: 25px;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
        transition: var(--transition);
    }

    .value-list li:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-hover);
    }

    .value-list i {
        color: var(--accent-color);
        font-size: 1.8rem;
        margin-right: 20px;
        flex-shrink: 0;
        transition: var(--transition);
    }

    .value-list li:hover i {
        transform: scale(1.2);
        color: var(--secondary-color);
    }

    .value-list h3 {
        font-size: 1.4rem;
        margin-bottom: 8px;
    }

    .value-list p {
        font-size: 1rem;
        color: var(--text-medium);
    }

    /* Plans Section */
    .plans-section {
        padding: var(--section-padding);
        background-color: var(--light-bg);
        position: relative;
    }

    .plans-tabs {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
        margin-bottom: 50px;
    }

    .tab-btn {
        padding: 14px 30px;
        background: var(--white);
        border: 2px solid var(--accent-color);
        border-radius: 50px;
        font-weight: 600;
        cursor: pointer;
        transition: var(--transition);
        color: var(--text-dark);
        box-shadow: var(--shadow);
    }

    .tab-btn.active {
        background: var(--accent-color);
        color: var(--white);
        box-shadow: 0 4px 12px rgba(198, 138, 74, 0.3);
    }

    .tab-btn:hover:not(.active) {
        background: var(--btn-light-hover);
        color: var(--white);
        transform: translateY(-3px);
    }

    .tab-content {
        display: none;
        animation: fadeIn 0.5s ease-out;
    }

    .tab-content.active {
        display: block;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .plan-card {
        background: linear-gradient(to bottom, var(--white), #FFF8F3);
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: var(--transition);
        margin-bottom: 30px;
    }

    .plan-card:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-hover);
    }

    .plan-header {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 20%);
        color: var(--white);
        padding: 30px;
        text-align: center;
        position: relative;
    }

    .plan-header h3 {
        font-size: 2rem;
        margin-bottom: 15px;
        color: antiquewhite;
    }

    .plan-pricing {
        display: flex;
        justify-content: center;
        align-items: baseline;
        gap: 10px;
        margin-bottom: 8px;
    }

    .plan-original-price {
        font-size: 1.8rem;
        color: azure;
        text-decoration: line-through;
    }

    .plan-stripe-price {
        font-size: 2.8rem;
        font-weight: 700;
        color: azure;
    }

    .plan-savings {
        font-size: 1rem;
        opacity: 0.9;
    }

    .plan-body {
        padding: 35px;
    }

    .plan-highlights {
        margin-bottom: 30px;
    }

    .plan-highlights h4 {
        font-size: 1.4rem;
        margin-bottom: 20px;
        color: var(--secondary-color);
    }

    .highlight-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 15px;
        list-style: none;
        padding: 0;
    }

    .highlight-list li {
        display: flex;
        align-items: center;
        padding: 12px;
        background: var(--white);
        border-radius: 8px;
        box-shadow: var(--shadow);
        transition: var(--transition);
        font-size: 0.9rem;
    }

    .highlight-list li:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-hover);
    }

    .highlight-list i {
        color: var(--accent-color);
        margin-right: 12px;
        transition: var(--transition);
    }

    .highlight-list li:hover i {
        transform: scale(1.2);
    }

    .accordion-btn {
        width: 100%;
        padding: 15px;
        background: bisque;
        border: none;
        text-align: left;
        font-weight: 600;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        transition: var(--transition);
        color: var(--text-dark);
        border-radius: var(--border-radius);
    }

    .accordion-btn:hover {
        background: var(--btn-light-hover);
        color: var(--white);
    }

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

    .accordion-btn.active i {
        transform: rotate(180deg);
    }

    .accordion-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out;
    }

    .accordion-content.active {
        max-height: 1500px;
        padding: 20px 0;
    }

    .test-table {
        width: 100%;
        border-collapse: separate;
        margin-top: 15px;
    }

    .test-table th,
    .test-table td {
        padding: 12px 15px;
        text-align: left;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .test-table th {
        background: var(--light-bg);
        color: var(--secondary-color);
    }

    .test-table .highlight {
        color: var(--accent-color);
        font-weight: 600;
    }
    .comparison-table .btn {
        width:max-content;
    }

    .plan-footer {
        padding: 0 35px 35px;
        text-align: center;
    }

    .plan-description {
        margin-top: 20px;
        padding: 30px;
        background: var(--white);
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
        position: relative;
        bottom: 10px;
    }

    .comparison-section {
        padding: var(--section-padding);
        background-color: var(--white);
    }

    .comparison-table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 40px;
        box-shadow: var(--shadow);
        border-radius: var(--border-radius);
        overflow: hidden;
    }

    .comparison-table th {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 0%);
        color: var(--white);
        padding: 18px;
        text-align: left;
    }

    .comparison-table td {
        padding: 18px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .comparison-table tr:nth-child(even) {
        background: var(--light-bg);
    }

    .comparison-table tr:hover {
        background: rgba(198, 138, 74, 0.15);
        transition: var(--transition);
    }

    .comparison-table .highlight {
        color: var(--accent-color);
        font-weight: 600;
    }

    /* CTA Section */
    .cta-section {
        padding: 100px 0;
        background: linear-gradient(rgba(30, 30, 30, 0.6), rgba(30, 30, 30, 0.6)), 
                    url('/wp-content/themes/backbonemedicity/assets/img/backbone/back-bone-cta-bg.webp') no-repeat center/cover;
        color: var(--white);
        text-align: center;
        position: relative;
    }

    .cta-section h2 {
        font-size: 2.5rem;
        margin-bottom: 20px;
        animation: pulseText 4s infinite;
        color: var(--white);
    }

    .cta-section p {
        max-width: 700px;
        margin: 0 auto 40px;
        font-size: 1.1rem;
        opacity: 0.9;
    }

    .cta-btns {
        display: flex;
        justify-content: center;
        gap: 20px;
        flex-wrap: wrap;
    }

    @keyframes pulseText {
        0% { text-shadow: 0 0 5px rgba(255, 255, 255, 0.5); }
        50% { text-shadow: 0 0 15px rgba(255, 255, 255, 0.8); }
        100% { text-shadow: 0 0 5px rgba(255, 255, 255, 0.5); }
    }

    @media (max-width: 1199px) {
        .section-header h2 {
            font-size: 2.4rem;
        }

        .checkup-hero h1 {
            font-size: 3.5rem;
        }

        .checkup-hero p {
            font-size: 1.3rem;
        }
    }

    @media (max-width: 991px) {
        :root {
            --section-padding: var(--section-padding-md);
        }

        .value-grid {
            grid-template-columns: 1fr;
        }

        .value-image {
            order: -1;
        }

        .checkup-hero h1 {
            font-size: 3rem;
        }

        .plans-tabs {
            gap: 10px;
        }

        .tab-btn {
            padding: 12px 25px;
        }

        .highlight-list {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }
    }

    @media (max-width: 767px) {
        :root {
            --section-padding: var(--section-padding-sm);
        }

        .checkup-hero {
            padding: 100px 0;
        }

        .checkup-hero h1 {
            font-size: 2.5rem;
        }

        .checkup-hero p {
            font-size: 1.1rem;
        }

        .section-header h2 {
            font-size: 2rem;
        }

        .plan-header h3 {
            font-size: 1.6rem;
        }

        .plan-pricing {
            flex-direction: column;
            align-items: center;
            gap: 5px;
        }

        .plan-original-price, .plan-stripe-price {
            font-size: 1.5rem;
        }

        .comparison-table {
            display: block;
            overflow-x: auto;
        }

        .highlight-list {
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        }
        .cta-section {
            padding: 60px 0;
        }
    }

    @media (max-width: 575px) {
        .checkup-hero h1 {
            font-size: 2rem;
        }

        .section-header h2 {
            font-size: 1.8rem;
        }

        .plan-header {
            padding: 20px;
        }

        .plan-body {
            padding: 25px;
        }

        .cta-btns {
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }

        .btn {
            width: 100%;
            max-width: 300px;
        }

        .tab-btn {
            padding: 10px 20px;
            font-size: 14px;
        }

        .highlight-list {
            grid-template-columns: 1fr;
        }
    }