/* RESET & VARIABLES */
:root {
    --color-bg-white: #FDFDFD;
    --color-bg-offwhite: #F9F9F9;
    --color-bg-cream: #FAFAFA;
    --color-text-main: #111111;
    --color-text-secondary: #444444;
    --color-accent-green: #143D28;
    /* Dark Green */
    --color-accent-gold: #C5A059;
    /* Sober Gold */
    --color-border: #E0E0E0;

    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Lora', serif;
    /* Changed to Lora as requested for body text */

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    /* 64px approx */
    --spacing-xl: 6rem;

    --container-width: 1200px;
    --border-radius: 8px;
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-main);
    background-color: var(--color-bg-white);
    line-height: 1.8;
    /* Increased for better readability */
    -webkit-font-smoothing: antialiased;
    font-size: 18px;
    /* Slightly larger base font */
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-main);
    margin-bottom: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.cta-button {
    display: inline-block;
    background-color: var(--color-accent-green);
    color: white;
    font-family: var(--font-sans);
    /* Keep Lora or switch to sans-serif for buttons? Request said "Editorial", Lora fits well. */
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid var(--color-accent-green);
    cursor: pointer;
    text-align: center;
    font-size: 1rem;
}

.cta-button:hover {
    background-color: #0A291B;
    border-color: #0A291B;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.center-text {
    text-align: center;
}

/* HERO SECTION */
.hero-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-white);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-image-wrapper {
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-book-image {
    max-width: 90%;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
}

.hero-title {
    font-size: 3rem;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--color-text-secondary);
    font-weight: 400;
    font-style: italic;
}

.hero-subtitle-small {
    font-size: 1rem;
    color: var(--color-text-secondary);
    opacity: 0.8;
    margin-top: var(--spacing-xs);
    max-width: 80%;
}

.hero-btn {
    align-self: flex-start;
}

/* LETTER SECTION (MANUSCRIPT) */
.letter-section {
    background-color: var(--color-bg-cream);
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.letter-container {
    max-width: 800px;
}

.letter-paper {
    background-color: #FAFAFA;
    /* Explicitly cream as requested */
    padding: var(--spacing-md);
    /* Mobile padding default */
}

.letter-content {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    text-align: left;
}

.letter-content p {
    margin-bottom: 1.5rem;
}

.letter-content h3 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    text-align: center;
}

.letter-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.letter-content li {
    margin-bottom: 0.5rem;
}

.letter-content strong {
    color: var(--color-text-main);
    font-weight: 700;
}

.internal-link-text {
    font-size: 0.95rem;
    background-color: #f0f0f0;
    padding: 1rem;
    border-radius: 4px;
    margin-top: 2rem;
    border-left: 3px solid var(--color-accent-gold);
}

.internal-link-text a {
    color: var(--color-accent-green);
    text-decoration: underline;
    font-weight: 500;
}

.internal-link-text a:hover {
    color: var(--color-text-main);
}

/* DISCOVERY SECTION */
.discovery-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-white);
}

.discovery-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.discovery-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.discovery-icon {
    font-size: 1.5rem;
    line-height: 1.2;
}

.discovery-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
    color: var(--color-accent-green);
}

.discovery-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

/* SOCIAL PROOF (MASONRY) */
.social-proof-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-offwhite);
}

.social-proof-context {
    text-align: center;
    font-style: italic;
    font-size: 1.2rem;
    color: var(--color-text-main);
    margin-bottom: var(--spacing-xs);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.social-proof-subtext {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.masonry-grid {
    column-count: 3;
    column-gap: var(--spacing-md);
}

.masonry-item {
    break-inside: avoid;
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease;
}

.masonry-item img {
    width: 100%;
    display: block;
}

/* OFFER SECTION */
.offer-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-white);
}

.offer-cards-wrapper {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    align-items: stretch;
    /* Make them same height */
    margin-top: var(--spacing-lg);
}

.offer-card {
    flex: 1;
    max-width: 450px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    /* Align content */
    text-align: center;
    transition: all 0.3s ease;
    background: white;
    position: relative;
}

/* Digital Card (Featured) */
.offer-card.featured {
    border: 2px solid var(--color-accent-gold);
    background-color: #FFFEFA;
    transform: scale(1.05);
    z-index: 2;
    box-shadow: 0 10px 40px rgba(197, 160, 89, 0.15);
}

.card-tag {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-accent-gold);
    color: white;
    padding: 4px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 20px;
    letter-spacing: 1px;
}

.card-header h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xs);
}

.card-desc {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    min-height: 60px;
    /* Align heights */
}

.card-price {
    margin: var(--spacing-md) 0;
}

.card-price .currency {
    font-size: 1.5rem;
    vertical-align: top;
    font-weight: 600;
}

.card-price .value {
    font-size: 3.5rem;
    font-weight: 700;
    font-family: var(--font-serif);
    color: var(--color-accent-green);
}

.card-benefits {
    list-style: none;
    text-align: left;
    margin: 0 auto var(--spacing-md);
    max-width: 280px;
}

.card-benefits li {
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary);
}

.primary-btn {
    background-color: var(--color-accent-green);
    width: 100%;
    font-size: 1.1rem;
    padding: 1.2rem;
}

/* Physical Card (Secondary) */
.offer-card.physical-card {
    transform: scale(0.95);
    opacity: 0.9;
}

.offer-card.physical-card:hover {
    opacity: 1;
    transform: scale(0.97);
}

.shipping-warning {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: var(--spacing-md);
}

.secondary-btn {
    background-color: transparent;
    color: var(--color-text-main);
    border-color: var(--color-text-main);
    width: 100%;
}

.secondary-btn:hover {
    background-color: var(--color-text-main);
    color: white;
}

/* GUARANTEE SECTION */
.guarantee-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-bg-white);
    border-top: 1px solid var(--color-border);
}

.guarantee-container {
    max-width: 800px;
    text-align: center;
}

.guarantee-content {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* FAQ SECTION */
.faq-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-offwhite);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 3px solid var(--color-accent-gold);
    box-shadow: var(--shadow-soft);
}

.faq-question {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--color-accent-green);
}

.faq-answer {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* FOOTER */
.site-footer {
    background-color: var(--color-bg-offwhite);
    color: var(--color-text-secondary);
    padding: var(--spacing-lg) 0;
    font-size: 0.9rem;
    border-top: 1px solid var(--color-border);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

.footer-links a {
    margin: 0 10px;
    color: var(--color-text-main);
    font-weight: 500;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* RESPONSIVE DESIGN (MOBILE FIRST APPROACH ADAPTED) */

@media (max-width: 1024px) {
    :root {
        --container-width: 90%;
        --spacing-xl: 4rem;
        --spacing-lg: 3rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .masonry-grid {
        column-count: 2;
    }
}

@media (max-width: 768px) {

    /* HERO MOBILE */
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }

    .hero-image-wrapper {
        /* No order change needed if HTML structure is Img then Text, 
           but if we want Img top, Text bottom, and HTML is Img first, 
           then default is fine. */
    }

    .hero-book-image {
        max-width: 70%;
        margin: 0 auto;
    }

    .hero-content {
        align-items: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-btn {
        align-self: center;
        width: 100%;
    }

    /* LETTER MOBILE */
    .letter-paper {
        padding: 0;
        /* Remove extra padding on mobile to maximize space */
    }

    .letter-content {
        font-size: 1.1rem;
        text-align: left;
        /* Keep left aligned for readability */
    }

    /* MASONRY MOBILE */
    .masonry-grid {
        column-count: 1;
    }

    /* OFFER MOBILE */
    .offer-cards-wrapper {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-lg);
    }

    .offer-card {
        width: 100%;
        max-width: 100%;
    }

    .offer-card.featured {
        transform: none;
        order: -1;
        /* Ensure Digital is first */
    }

    .offer-card.physical-card {
        transform: none;
        opacity: 1;
    }

    /* FAQ MOBILE */
    .faq-item {
        padding: var(--spacing-sm);
    }

    .faq-question {
        font-size: 1.1rem;
    }

    /* General Adjustments */
    .section-title {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-md);
    }

    body {
        font-size: 16px;
        /* Slightly smaller on mobile */
    }
}