/*====================================
  1. Base Styles & Typography
  ====================================*/
@import url('https://fonts.googleapis.com/css?family=Montserrat:500&display=swap');
@import url('https://fonts.googleapis.com/css?family=Open+Sans:400,600,700&display=swap');

:root {
    /* Color Palette */
    --primary-color: #005599;
    --secondary-color: #DF2771;
    --accent-color: #4A90E2;
    --dark-bg-color: #485766;
    --light-bg-color: #f9f9f9;
    --white: #fff;
    --black: #000;
    --text-dark: #2e2e2e;
    --text-medium: #555;
    --text-light: #888;
    --border-light: #eee;

    /* Spacing */
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 15px;
    --spacing-lg: 20px;
    --spacing-xl: 30px;
    --spacing-xxl: 40px;

    /* Font Sizes */
    --font-size-base: 1em; /* 16px */
    --font-size-sm: 0.9em;
    --font-size-md: 1.2em;
    --font-size-lg: 1.5em;
    --font-size-xl: 1.8em;
    --font-size-xxl: 2.2em;
    --font-size-hero-h1: 2.5rem;
    --font-size-hero-p: 1.2rem;

    /* Box Shadow */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 6px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 10px 25px rgba(0, 0, 0, 0.15);

    /* Border Radius */
    --border-radius-sm: 5px;
    --border-radius-md: 8px;
    --border-radius-lg: 10px;
    --border-radius-pill: 20px;

    /* Transitions */
    --transition-ease: 0.3s ease;
    --transition-fast: 0.2s ease;
    --transition-slow: 1.5s;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden; /* Prevent horizontal scroll from overflowing content */
}

body {
    background: var(--white);
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden; /* Prevent body content from overflowing horizontally */
}

img {
    max-width: 100%;
    height: auto;
    display: block; /* Removes extra space below images */
}

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

a:hover {
    color: var(--secondary-color);
}

/* Base Headings */
h1, h2, h3 {
    font-family: 'Open Sans', sans-serif;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    font-weight: bold;
}

/* Specific Download Button */
.download-btn {
    background-color: var(--accent-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 14px;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: background-color var(--transition-ease), transform var(--transition-fast);
    text-align: center;
    display: inline-block;
}

.download-btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-1px);
}

.know-more-btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: background-color var(--transition-ease), transform var(--transition-fast);
    text-align: center;
    display: inline-block;
}

.know-more-btn:hover {
    background-color: var(--secondary-color); /* Slight change for distinction */
    transform: translateY(-1px);
}


/* Page Title */
.page-title {
    font-size: var(--font-size-xxl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg); /* Adjusted from auto for consistency */
    font-weight: bold;
    border-bottom: 4px solid var(--black);
    display: inline-block;
    padding-bottom: var(--spacing-sm);
    white-space: normal; /* Allow text to wrap */
}

/*====================================
  2. Header & Navigation
  ====================================*/
header {
    height: auto;
}

nav.MainHeader {
    padding: var(--spacing-lg) 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--white);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-slow), box-shadow var(--transition-slow);
    padding-left: var(--spacing-xxl);
    padding-right: var(--spacing-xxl);
}

nav.black {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.logo img {
    width: 224px;
    height: 28px;
    cursor: pointer;
    transition: all 1s;
}

.hero-content h1 {
    font-family: "Open Sans", sans-serif;
    color: white;
    box-sizing: border-box;
    margin: 0px;
    padding: 0px;
    font-size: 2.5rem;
    font-weight: bold;
}

/*====================================
  4. Main Content Layouts
  ====================================*/
.payment-page-container {
    max-width: 1360px;
    width: 95%; /* Use percentage for flexibility */
    margin: var(--spacing-xxl) auto var(--spacing-lg) auto;
    padding: var(--spacing-lg);
    text-align: center;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden; /* Ensure no internal overflow contributes to outer scroll */
}

.main-sections-layout {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xl);
    max-width: 1360px;
    width: 100%; /* Use 100% to fill container */
    margin: var(--spacing-xl) auto var(--spacing-lg) auto;
}

.main-sections-layout .case-studies-container,
.main-sections-layout .training-playbook-card {
    flex: 1;
    min-width: 40%;
    max-width: calc(50% - (var(--spacing-xl) / 2));
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-ease), box-shadow var(--transition-ease);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl);
    word-wrap: break-word;
    overflow: hidden;
}

.main-sections-layout .case-studies-container:hover,
.main-sections-layout .training-playbook-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* New common class for images in the two main sections */
.main-section-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

/* New common class for descriptions in the two main sections */
.main-section-description {
    font-size: var(--font-size-sm);
    text-align: justify;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    line-height: 1.5;
    padding: 0 var(--spacing-sm);
    word-wrap: break-word;
    word-spacing: -0.05em; 
    letter-spacing: 0.01em; 
    hyphens: auto;
}

.training-playbook-card .product-details {
    margin-top: auto;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}
.training-playbook-card .product-title {
    margin-bottom: 35px;
    margin-top: 15px;
}

.case-study-option {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.case-study-option .product-details {
    margin-top: auto;
    width: 100%;
}

/* Wrapper for image and button */
.case-studies-image-and-button-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    width: 100%;
    justify-content: center;
    flex-wrap: wrap; /* Allow wrapping on small screens */
}


/* The 'Know More' button for case studies*/
.case-studies-image-section .download-btn {
    margin-left: 0;
    align-self: center;
    white-space: nowrap;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-width: 100px;
    max-width: 100%; /* Ensure button doesn't exceed its parent on tiny screens */
}


.case-studies-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    justify-items: center;
    align-items: stretch;
    padding-top: 0;
    border-top: 1px solid var(--border-light);
    padding-left: var(--spacing-xs);
    padding-right: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    width: 100%;
}

.case-study-option {
    background: var(--light-bg-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.case-study-option:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.case-study-option .option-title {
    font-size: var(--font-size-base);
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0;
    min-height: 2.5em; /* Ensure consistent height for titles */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    word-wrap: break-word;
    padding: var(--spacing-xs); /* Added padding for tighter spacing on small screens */
}

.case-study-option .product-details {
    margin-top: auto;
    width: 100%;
}

.case-study-option .price {
    font-size: var(--font-size-md);
    margin-bottom: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

/* Product Grid (for the 3 cards below the main sections) */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    justify-content: center;
    align-items: stretch;
    padding: 0;
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

/* Individual Product Card */
.product-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
    transition: transform var(--transition-ease), box-shadow var(--transition-ease);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.product-title {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.ebook-image {
    width: 100%;
    height: 180px; /* Fixed height for consistency */
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.product-image {
    width: 100%;
    height: 180px; /* Fixed height for consistency */
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

.product-description {
    font-size: var(--font-size-sm);
    text-align: justify;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    line-height: 1.5;
    padding: 0 var(--spacing-sm);
    word-wrap: break-word;
    word-spacing: -0.05em; 
    letter-spacing: 0.01em;
}

.product-details {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.product-details .price .price-ebook {
    font-size: var(--font-size-md);
    font-weight: bold;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
}

.product-details .original-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: var(--font-size-sm);
    font-weight: normal;
}

.product-details .offer-price {
    color: var(--secondary-color);
    font-size: var(--font-size-lg);
    font-weight: bold;
}

.product-details .price-ebook {
    margin-top: 13px;
    margin-bottom: 14px;
}

/*====================================
  5. Contact Section
  ====================================*/
.contact-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    background-color: var(--dark-bg-color); /* Used var */
    border-radius: var(--border-radius-lg); /* Used var */
    box-shadow: var(--shadow-md); /* Used var */
    margin-top: var(--spacing-xl); /* Used var */
    box-sizing: border-box;
}

.contact-details {
    flex: 1;
    min-width: 250px;
    padding: var(--spacing-lg); /* Used var */
    text-align: left;
    margin-left: 40px;
}

.contact-details h2 {
    font-size: var(--font-size-xl); /* Adjusted to var */
    color: var(--white); /* Used var */
    margin-bottom: var(--spacing-sm); /* Used var */
}

.contact-details p {
    font-size: var(--font-size-base); /* Used var */
    color: var(--white); /* Used var */
    margin-bottom: var(--spacing-xs); /* Used var */
}

.contact-details h3 {
    font-size: 30px;
    color: #fff;
    margin-bottom: 20px;
}

.contact-details a {
    text-decoration: none;
    color: var(--white); /* Used var */
    font-weight: bold;
}

.social-icons {
    margin-top: var(--spacing-md); /* Used var */
    display: flex; /* Added flex to center icons */
    justify-content: left; /* Center icons horizontally */
    gap: var(--spacing-sm); /* Spacing between icons */
}

.social-icons a {
    display: inline-flex; /* Changed to inline-flex for better centering */
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--white); /* Used var */
    border-radius: 50%;
    font-size: var(--font-size-lg); /* Used var */
    transition: var(--transition-ease); /* Used var */
}

.social-icons a:hover {
    background-color: var(--primary-color); /* Used var */
}

.map-container {
    flex: 1;
    min-width: 300px;
    padding: var(--spacing-lg); /* Used var */
    text-align: center;
}

.map-container iframe {
    width: 100%;
    height: 250px;
    border-radius: var(--border-radius-lg); /* Used var */
    box-shadow: var(--shadow-md); /* Used var */
}

/*====================================
  6. Responsive Design
  ====================================*/

/* For screens 1200px and wider */
@media (min-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    /* Case studies options grid will remain 2 columns on desktop */
    .case-studies-options-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* For screens between 768px and 1199px (Tablets) */
@media (max-width: 1199px) {
    nav.MainHeader {
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
    }

    .payment-page-container {
        padding: var(--spacing-lg);
        width: 98%; /* Slightly wider for smaller screens */
    }
    .page-title {
        font-size: var(--font-size-xxl);
    }
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    .product-card {
        padding: var(--spacing-md);
    }
    .product-image {
        height: 150px;
    }

    .main-sections-layout {
        flex-direction: column;
        align-items: center;
    }
    .main-sections-layout .case-studies-container,
    .main-sections-layout .training-playbook-card {
        min-width: 90%;
        max-width: 95%; /* Adjust max-width to allow more space */
        padding: var(--spacing-lg);
    }

    /* Adjust case studies content for tablets */
    .case-studies-image-and-button-wrapper {
        flex-direction: row; 
        flex-wrap: wrap; 
        justify-content: center;
        margin-bottom: var(--spacing-lg);
        text-align: center;
    }
    /* Removed: .case-studies-image - replaced by .main-section-image */
    .main-section-image {
        width: 250px;
        height: auto;
        margin-bottom: var(--spacing-sm); 
    }
    .case-studies-image-section .download-btn {
        margin-top: 0;
        width: auto; /* Let content dictate width */
        min-width: 100px;
        flex-shrink: 0;
    }
    .main-section-description { 
        text-align: justify; 
        padding: 0 var(--spacing-sm);
    }
    .case-studies-options-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    .case-study-option {
        padding: var(--spacing-md);
    }
    .case-study-option .option-title {
        font-size: var(--font-size-sm);
        min-height: 2.5em;
    }
    .case-study-option .price {
        font-size: var(--font-size-base);
    }

    .contact-section {
        flex-direction: column;
        padding: var(--spacing-lg);
    }
    .contact-details, .map-container {
        min-width: unset;
        width: 100%;
        padding: var(--spacing-md) 0;
    }
    .map-container iframe {
        height: 200px;
    }
    .social-icons {
        justify-content: center;
    }
}

/* For screens 767px and below (smartphones) */
@media (max-width: 767px) {
    nav.MainHeader {
        justify-content: center;
        padding: var(--spacing-md) 0;
    }
    .logo img {
        margin-right: 0;
        width: 180px; /* Smaller logo on mobile */
        height: auto;
    }
    .navbar {
        display: none; /* Hide desktop nav */
    }

    .hero-content {
        padding: 100px 20px; /* Reduced padding for mobile hero */
        text-align: center; /* Center hero content on mobile */
    }
    .hero-content h1 {
        font-size: 2rem; /* Smaller hero title */
    }
    .hero-content p {
        font-size: 1rem; /* Smaller hero paragraph */
    }

    .payment-page-container {
        padding: var(--spacing-md);
        width: 98%; /* Ensure it doesn't touch edges */
        margin: var(--spacing-xl) auto; /* Adjusted margin */
    }
    .page-title {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-lg);
    }
    .product-grid {
        grid-template-columns: 1fr; /* Single column for products */
        gap: var(--spacing-lg);
    }
    .product-card {
        padding: var(--spacing-md);
    }
    .product-image {
        height: 120px;
    }
    .product-title {
        font-size: var(--font-size-lg);
    }
    .product-description {
        font-size: var(--font-size-sm);
        text-align: justify; /* Keep justify if preferred for more text */
    }

    .main-sections-layout .case-studies-container,
    .main-sections-layout .training-playbook-card {
        min-width: 100%; /* Take full width */
        max-width: 100%;
        padding: var(--spacing-md);
    }
    /* .case-studies-main-title is removed, so no mobile specific rule needed */

    /* Adjust case studies content for mobile */
    .case-studies-image-and-button-wrapper {
        flex-direction: column; /* Stack image and button */
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }
    .main-section-image { /* Apply mobile-specific adjustments to the common class */
        width: 70%; /* Smaller image on phones */
        max-width: 200px; /* Control max size */
        height: auto; /* Auto height to maintain aspect ratio */
    }
    .case-studies-image-section .download-btn {
        margin-top: var(--spacing-sm);
        width: 80%; /* Button can take more width on mobile */
        max-width: 200px;
    }
    .main-section-description { /* Apply mobile-specific adjustments to the common class */
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
        text-align: justify;
        padding: 0 var(--spacing-xs);
    }
    .case-studies-options-grid {
        grid-template-columns: 1fr; /* Single column for options */
        gap: var(--spacing-md);
        padding-left: var(--spacing-sm); /* Slightly more padding for options grid */
        padding-right: var(--spacing-sm);
    }
    .case-study-option {
        padding: var(--spacing-md);
    }
    .case-study-option .option-title {
        font-size: var(--font-size-base);
        min-height: unset; /* Allow height to adjust */
    }
    .case-study-option .price {
        font-size: var(--font-size-md);
    }

    .contact-details h2, .contact-details h3 {
        font-size: var(--font-size-xl);
    }
    .contact-details p {
        font-size: var(--font-size-sm);
    }
    .social-icons a {
        width: 35px;
        height: 35px;
        line-height: 35px;
        font-size: var(--font-size-md);
    }
    .social-icons img {
        width: 25px;
        height: 25px;
    }
    .map-container iframe {
        height: 180px;
    }
}

/* Further fine-tuning for very small phone screens (480px and below) */
@media (max-width: 480px) {
    .hero-content {
        padding: 80px 15px; /* Even less padding for very small screens */
    }
    .hero-content h1 {
        font-size: 1.8rem;
    }
    .hero-content p {
        font-size: 0.9rem;
    }

    .payment-page-container {
        padding: var(--spacing-sm);
    }
    .page-title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }
    .product-card {
        padding: var(--spacing-sm);
    }
    .product-image {
        height: 100px;
    }
    .product-title {
        font-size: var(--font-size-base);
    }
    .product-description {
        font-size: 0.8em;
        line-height: 1.4;
    }

    .main-sections-layout .case-studies-container,
    .main-sections-layout .training-playbook-card {
        padding: var(--spacing-sm);
    }
    /* .case-studies-main-title is removed */
    .main-section-image { /* Apply mobile-specific adjustments to the common class */
        width: 80%;
        max-width: 180px;
        height: auto;
    }
    .case-studies-image-section .download-btn {
        width: 90%;
        max-width: 180px;
        font-size: var(--font-size-sm);
    }
    .main-section-description { /* Apply mobile-specific adjustments to the common class */
        font-size: 0.75em;
        margin-bottom: var(--spacing-md);
        padding: 0 var(--spacing-xs);
    }
    .case-studies-options-grid {
        padding-left: var(--spacing-xs);
        padding-right: var(--spacing-xs);
        gap: var(--spacing-sm);
    }
    .case-study-option {
        padding: var(--spacing-sm);
    }
    .case-study-option .option-title {
        font-size: 0.9em;
    }
    .case-study-option .price {
        font-size: var(--font-size-base);
    }

    .contact-section {
        padding: var(--spacing-md);
    }
    .contact-details h2, .contact-details h3 {
        font-size: var(--font-size-lg);
    }
    .contact-details p {
        font-size: var(--font-size-sm);
    }
    .social-icons a {
        width: 30px;
        height: 30px;
        line-height: 30px;
        font-size: var(--font-size-sm);
    }
    .social-icons img {
        width: 20px;
        height: 20px;
    }
    .map-container iframe {
        height: 150px;
    }
}

@media (max-width: 380px) {
    .hero-content {
        padding: 60px 10px;
    }
    .hero-content h1 {
        font-size: 1.5rem;
    }
    .hero-content p {
        font-size: 0.8rem;
    }

    .product-card {
        padding: var(--spacing-xs);
    }
    .product-image {
        height: 100px;
        max-width: fit-content;
    }
    .product-title {
        font-size: 0.9em;
    }
    .product-details .price .price-ebook {
        font-size: var(--font-size-sm);
    }
    .product-description {
        font-size: 0.7em;
        line-height: 1.4;
    }
    .page-title {
        font-size: var(--font-size-base);
    }

    .main-section-image { 
        width: 90%;
        max-width: 270px;
        margin-left: 5px;
        height: auto;
    }
    .case-studies-image-section .download-btn {
        width: 95%;
        max-width: 160px;
        font-size: 0.75em;
    }
    .main-section-description {
        font-size: 0.65em;
        margin-bottom: var(--spacing-md);
        padding: 0 var(--spacing-xs);
    }
    .case-studies-options-grid {
        padding-left: var(--spacing-xs);
        padding-right: var(--spacing-xs);
        gap: var(--spacing-sm);
    }
    .case-study-option {
        padding: var(--spacing-xs);
    }
    .case-study-option .option-title {
        font-size: 0.8em;
    }
    .case-study-option .price {
        font-size: 0.9em;
    }
}