/* ============================================
   Ferndale Publishers - Main Stylesheet
   Aesthetic: Editorial / Refined / Literary
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Muted, Elegant Palette */
    --color-primary: #1a3a2f;        /* Deep forest green */
    --color-primary-light: #2d5a4a;
    --color-secondary: #c9a962;       /* Warm gold accent */
    --color-secondary-light: #dfc07a;
    
    --color-bg: #faf8f5;              /* Warm cream */
    --color-bg-alt: #f0ece4;          /* Slightly darker cream */
    --color-surface: #ffffff;
    
    --color-text: #2c2c2c;            /* Near black */
    --color-text-muted: #6b6b6b;      /* Muted gray */
    --color-text-light: #8a8a8a;
    
    --color-border: #e0dcd4;
    --color-border-dark: #ccc7bc;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Layout */
    --max-width: 1200px;
    --header-height: 80px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 400;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

h4 {
    font-size: 1.125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: var(--font-body);
}

p {
    margin-bottom: var(--space-sm);
}

em {
    font-style: italic;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: var(--color-bg);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-menu a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-muted);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-secondary);
    transition: width var(--transition-base);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-md) var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    animation: fadeUp 1s ease-out;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-tagline {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-secondary);
    margin-bottom: var(--space-md);
}

.hero-title {
    margin-bottom: var(--space-lg);
}

.hero-title em {
    color: var(--color-secondary);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-decoration {
    position: absolute;
    top: 50%;
    right: 5%;
    transform: translateY(-50%);
    pointer-events: none;
    opacity: 0.1;
}

.deco-line {
    width: 1px;
    height: 200px;
    background: var(--color-primary);
}

.deco-circle {
    width: 100px;
    height: 100px;
    border: 1px solid var(--color-primary);
    border-radius: 50%;
    margin-top: var(--space-md);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(26, 58, 47, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-border-dark);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-bg);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

.btn-small {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: var(--space-2xl) 0;
}

.section-header {
    margin-bottom: var(--space-xl);
}

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

.section-number {
    display: block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-secondary);
    margin-bottom: var(--space-xs);
    letter-spacing: 0.1em;
}

.section-title {
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1.125rem;
}

/* ============================================
   Featured Section
   ============================================ */
.featured {
    background: var(--color-bg-alt);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.featured-card {
    background: var(--color-surface);
    padding: var(--space-xl) var(--space-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.featured-card:hover {
    border-color: var(--color-secondary);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.featured-card h3 {
    margin-bottom: var(--space-sm);
}

.featured-card p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.card-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

.card-link:hover {
    color: var(--color-primary);
}

/* ============================================
   About Preview Section
   ============================================ */
.about-preview {
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.about-text {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.9;
}

.about-text:last-of-type {
    margin-bottom: var(--space-lg);
}

.about-visual {
    position: relative;
    height: 400px;
}

.visual-block {
    position: absolute;
    top: 0;
    right: 0;
    width: 80%;
    height: 100%;
    background: var(--color-primary);
}

.visual-accent {
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 50%;
    height: 60%;
    border: 2px solid var(--color-secondary);
}

/* ============================================
   Connect / Social Section
   ============================================ */
.connect {
    background: var(--color-bg-alt);
}

.social-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    transition: all var(--transition-base);
}

.social-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.social-link span {
    font-size: 0.9375rem;
    font-weight: 500;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand .logo-mark {
    background: var(--color-secondary);
    color: var(--color-primary);
}

.footer-brand .logo-text {
    color: var(--color-bg);
}

.footer-tagline {
    margin-top: var(--space-md);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.footer-nav h4,
.footer-contact h4 {
    color: var(--color-secondary);
    font-size: 0.75rem;
    margin-bottom: var(--space-md);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-bg);
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.footer-contact .btn-outline {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--color-bg);
}

.footer-contact .btn-outline:hover {
    background: var(--color-bg);
    color: var(--color-primary);
    border-color: var(--color-bg);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .featured-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .about-visual {
        height: 300px;
        order: -1;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        background: var(--color-bg);
        padding: var(--space-xl);
        gap: var(--space-md);
        transform: translateX(100%);
        transition: transform var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu a {
        font-size: 1.5rem;
        font-family: var(--font-display);
    }
    
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--space-2xl));
        padding-bottom: var(--space-2xl);
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-decoration {
        display: none;
    }
    
    section {
        padding: var(--space-xl) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
    
    .footer-nav ul {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
    }
    
    .social-grid {
        flex-direction: column;
    }
    
    .social-link {
        justify-content: center;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.mb-0 {
    margin-bottom: 0;
}