:root {
    --noir-black: #0a0a0a;
    --noir-dark: #1a1a1a;
    --noir-gray: #2a2a2a;
    --noir-light-gray: #4a4a4a;
    --noir-white: #e8e8e8;
    --noir-accent: #c9a961;
    --noir-red: #8b2e2e;
    --font-display: 'Oswald', sans-serif;
    --font-body: 'Crimson Text', serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--noir-black);
    color: var(--noir-white);
    line-height: 1.7;
    font-size: 18px;
    overflow-x: hidden;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--noir-gray);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--noir-accent);
    text-decoration: none;
    transition: color 0.3s;
}

.nav-logo:hover {
    color: var(--noir-white);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--noir-white);
    text-decoration: none;
    text-transform: uppercase;
    position: relative;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--noir-accent);
    transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--noir-accent);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--noir-black) 0%, var(--noir-dark) 50%, var(--noir-gray) 100%);
    margin-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(201, 169, 97, 0.03) 2px,
            rgba(201, 169, 97, 0.03) 4px
        );
    pointer-events: none;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: 5px;
    margin-bottom: 1rem;
    color: var(--noir-white);
    text-transform: uppercase;
    line-height: 1.1;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 300;
    letter-spacing: 8px;
    color: var(--noir-accent);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    color: var(--noir-white);
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 3px;
    padding: 1.2rem 3rem;
    background: transparent;
    color: var(--noir-accent);
    border: 2px solid var(--noir-accent);
    text-decoration: none;
    text-transform: uppercase;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--noir-accent);
    transition: left 0.4s;
    z-index: -1;
}

.cta-button:hover::before {
    left: 0;
}

.cta-button:hover {
    color: var(--noir-black);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Section Title */
.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 4rem;
    text-align: center;
    color: var(--noir-white);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 2px;
    background: var(--noir-accent);
    margin: 1.5rem auto 0;
}

/* Books Preview Section */
.books-preview {
    padding: 8rem 0;
    background: var(--noir-dark);
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.book-card {
    background: var(--noir-gray);
    padding: 3rem 2.5rem;
    border: 1px solid var(--noir-light-gray);
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(201, 169, 97, 0.1), transparent);
    transition: left 0.6s;
}

.book-card:hover::before {
    left: 100%;
}

.book-card:hover {
    border-color: var(--noir-accent);
    transform: translateY(-5px);
}

.book-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--noir-accent);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.book-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 0.5rem;
    color: var(--noir-white);
}

.book-status {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--noir-accent);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.book-description {
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--noir-white);
    opacity: 0.85;
}

.book-link {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--noir-accent);
    text-decoration: none;
    text-transform: uppercase;
    transition: color 0.3s;
}

.book-link:hover {
    color: var(--noir-white);
}

/* Quote Section */
.quote-section {
    padding: 8rem 0;
    background: var(--noir-black);
    text-align: center;
}

.quote {
    font-family: var(--font-body);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-style: italic;
    max-width: 900px;
    margin: 0 auto;
    color: var(--noir-white);
    line-height: 1.6;
    position: relative;
    padding: 0 3rem;
}

.quote::before,
.quote::after {
    font-family: var(--font-display);
    font-size: 6rem;
    color: var(--noir-accent);
    opacity: 0.3;
    position: absolute;
}

.quote::before {
    content: '"';
    top: -2rem;
    left: 0;
}

.quote::after {
    content: '"';
    bottom: -4rem;
    right: 0;
}

.quote-source {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--noir-accent);
    margin-top: 3rem;
    text-transform: uppercase;
}

/* About Preview Section */
.about-preview {
    padding: 8rem 0;
    background: var(--noir-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    line-height: 1.9;
    color: var(--noir-white);
    opacity: 0.9;
}

.text-link {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--noir-accent);
    text-decoration: none;
    text-transform: uppercase;
    transition: color 0.3s;
}

.text-link:hover {
    color: var(--noir-white);
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-box {
    background: var(--noir-gray);
    border: 2px solid var(--noir-accent);
    padding: 5rem 4rem;
    text-align: center;
}

.visual-text {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: 5px;
    color: var(--noir-accent);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.visual-subtext {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-style: italic;
    color: var(--noir-white);
    opacity: 0.7;
}

/* Footer */
.footer {
    background: var(--noir-black);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--noir-gray);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--noir-accent);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.footer-section p {
    color: var(--noir-white);
    opacity: 0.8;
    line-height: 1.8;
}

.footer-section a {
    color: var(--noir-white);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--noir-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--noir-gray);
    color: var(--noir-white);
    opacity: 0.6;
    font-size: 0.9rem;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.8rem;
    }
    
    .hero {
        height: 80vh;
        margin-top: 70px;
    }
    
    .books-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .quote {
        padding: 0 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Newsletter Section */
.newsletter-section {
    padding: 100px 2rem;
    background: linear-gradient(135deg, var(--noir-dark) 0%, var(--noir-black) 100%);
    border-top: 2px solid var(--noir-accent);
    border-bottom: 2px solid var(--noir-accent);
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 600;
    color: var(--noir-white);
    margin-bottom: 1.5rem;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.newsletter-description {
    font-size: 1.2rem;
    color: var(--noir-white);
    margin-bottom: 3rem;
    line-height: 1.8;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto 1.5rem;
}

.newsletter-input {
    flex: 1;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--noir-gray);
    border: 2px solid var(--noir-light-gray);
    color: var(--noir-white);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--noir-accent);
    background: var(--noir-dark);
}

.newsletter-input::placeholder {
    color: var(--noir-light-gray);
}

.newsletter-button {
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: var(--noir-accent);
    color: var(--noir-black);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-button:hover {
    background: var(--noir-white);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 169, 97, 0.3);
}

.newsletter-button:active {
    transform: translateY(0);
}

.newsletter-privacy {
    font-size: 0.9rem;
    color: var(--noir-light-gray);
    font-style: italic;
}

.newsletter-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 4px;
    font-family: var(--font-display);
    letter-spacing: 1px;
    display: none;
}

.newsletter-message.success {
    display: block;
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.3);
    color: #4caf50;
}

.newsletter-message.error {
    display: block;
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid rgba(244, 67, 54, 0.3);
    color: #f44336;
}

@media (max-width: 768px) {
    .newsletter-title {
        font-size: 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-button {
        width: 100%;
    }
}

/* Substack Embed Styling */
.substack-embed-wrapper {
    max-width: 600px;
    margin: 0 auto 1.5rem;
}

.substack-embed-wrapper iframe {
    width: 100%;
    max-width: 600px;
    height: 320px;
}

@media (max-width: 768px) {
    .substack-embed-wrapper iframe {
        height: 380px;
    }
}