/* Core palette - derived from Your_Arrow_Cover.jpg */
:root {
    --bg: #fdfdfd;
    --text: #1a1a18;
    --primary: #b06223; /* Muted orange/gold from cover */
    --secondary: #5a3d2e; /* Deep warm brown from cover */
    --footer-bg: #1a1a18;
    --footer-text: #fdfdfd;

    /* Typography */
    --display-font: 'Lora', 'Georgia', serif;
    --body-font: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-s: 8px;
    --spacing-m: 16px;
    --spacing-l: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 64px;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--body-font);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    font-size: 18px;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--spacing-l);
}

/* Header & Navigation */
.site-header {
    padding: var(--spacing-m) 0;
    border-bottom: 1px solid #eee;
}

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

.nav a {
    color: var(--text);
    text-decoration: none;
    padding: var(--spacing-s) var(--spacing-m);
    font-weight: 500;
}

.nav a:hover, .nav a.active {
    color: var(--primary);
}

.nav .logo {
    font-family: var(--display-font);
    font-size: 24px;
    font-weight: 700;
}


/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    padding: var(--spacing-xxl) 0;
    min-height: 60vh;
}

.hero .cover-image img {
    max-width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.hero .headline {
    font-family: var(--display-font);
    font-size: 42px;
    line-height: 1.2;
    margin-bottom: var(--spacing-m);
    font-style: italic;
}

.hero .subhead {
    font-size: 20px;
    color: #555;
    margin-bottom: var(--spacing-l);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-m) var(--spacing-l);
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s ease;
}

.btn--primary {
    background-color: var(--primary);
    color: white;
}

.btn--primary:hover {
    background-color: #9a541f;
}

.btn--secondary {
    color: var(--primary);
    text-decoration: underline;
    padding: 0;
}

/* Book Page */
.book-detail {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xxl);
}

.book-detail .cover-image img {
    width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.book-detail h1 {
    font-family: var(--display-font);
    font-size: 36px;
}

/* About Page */
.about-page .author-photo {
    max-width: 250px;
    border-radius: 50%;
    margin-bottom: var(--spacing-l);
}

/* Newsletter Form */
.newsletter-form {
    background-color: #f7f7f7;
    padding: var(--spacing-xl);
    text-align: center;
    margin: var(--spacing-xxl) 0;
}

.newsletter-form h3 {
    font-family: var(--display-font);
    font-size: 28px;
    margin-bottom: var(--spacing-m);
}

.newsletter-form input[type="email"] {
    padding: var(--spacing-m);
    width: 300px;
    max-width: 100%;
    border: 1px solid #ccc;
    border-radius: 4px;
}

/* Footer */
.site-footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: var(--spacing-xl) 0;
    text-align: center;
    font-size: 14px;
}

.site-footer a {
    color: var(--footer-text);
    text-decoration: none;
    margin: 0 var(--spacing-s);
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero .cover-image {
        order: -1;
        margin-bottom: var(--spacing-xl);
    }
    .book-detail {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .book-detail .cover-image {
      margin: 0 auto;
      max-width: 300px;
    }
}