/* ============================================
   OyamaPublish Website Styles
   Elegant, book-focused design system
   ============================================ */

/* ============================================
   CSS Variables & Design Tokens
   ============================================ */
:root {
    /* Colors - Warm book-like palette */
    --color-primary: #2d2520;
    --color-primary-light: #3d362f;
    --color-secondary: #8b7f75;
    --color-accent: #c9a882;
    
    /* Backgrounds */
    --color-bg-cream: #fefdfb;
    --color-bg-light: #faf8f5;
    --color-bg-lighter: #f5f2ed;
    --color-bg-white: #ffffff;
    
    /* Gradients */
    --gradient-hero: linear-gradient(180deg, #fefdfb 0%, #faf8f5 50%, #f5f2ed 100%);
    --gradient-text: linear-gradient(135deg, #2d2520 0%, #8b7f75 100%);
    --gradient-accent: linear-gradient(135deg, #c9a882 0%, #b89968 100%);
    
    /* Typography */
    --font-primary: 'Crimson Pro', Georgia, 'Times New Roman', serif;
    --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(45, 37, 32, 0.05);
    --shadow-md: 0 4px 6px rgba(45, 37, 32, 0.08);
    --shadow-lg: 0 10px 20px rgba(45, 37, 32, 0.12);
    --shadow-xl: 0 20px 40px rgba(45, 37, 32, 0.15);
    
    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-secondary);
    color: var(--color-primary);
    background: var(--color-bg-cream);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    line-height: 1.2;
    font-weight: 600;
}

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

svg {
    max-width: 100%;
    height: auto;
}

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

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-sm);
    }
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.fade-in-delay {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.2s;
}

.fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.4s;
}

.fade-in-delay-3 {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.6s;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(254, 253, 251, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(45, 37, 32, 0.1);
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.nav-logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.logo-tagline {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-secondary);
    font-family: var(--font-secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--space-md);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-primary);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-base);
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
    font-family: var(--font-secondary);
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-outline {
    background: transparent;
    border: 1px solid rgba(45, 37, 32, 0.2);
    color: var(--color-primary);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    transition: var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateY(2px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    padding: calc(80px + var(--space-xl)) 0 var(--space-xl);
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(201, 168, 130, 0.1), transparent 50%);
    pointer-events: none;
}

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

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.hero-badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* Hero Visual - 3D Book Mockup */
.hero-visual {
    perspective: 1000px;
}

.hero-screenshot {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(45, 37, 32, 0.1);
    transition: var(--transition-slow);
    animation: float 3s ease-in-out infinite;
}

.hero-screenshot:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(45, 37, 32, 0.2);
}

.book-mockup {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotateY(-15deg);
    }
    50% {
        transform: translateY(-20px) rotateY(-15deg);
    }
}

.book-cover {
    position: relative;
    width: 100%;
    aspect-ratio: 2/3;
    transform-style: preserve-3d;
    transform: rotateY(-15deg);
    transition: var(--transition-slow);
}

.book-cover:hover {
    transform: rotateY(-5deg);
}

.book-spine {
    position: absolute;
    left: -20px;
    top: 0;
    width: 40px;
    height: 100%;
    background: linear-gradient(to right, #3d3430, #2d2420);
    transform: rotateY(-90deg);
    transform-origin: right;
    border-radius: 4px 0 0 4px;
}

.book-front {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #faf8f5 0%, #f5f2ed 100%);
    border-radius: 0 8px 8px 0;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(45, 37, 32, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mockup-content {
    text-align: center;
    padding: var(--space-md);
}

.mockup-title {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.mockup-author {
    display: block;
    font-size: 1rem;
    color: var(--color-secondary);
    font-weight: 400;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   Features Section
   ============================================ */
.features {
    background: var(--color-bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-md);
}

.feature-card {
    background: var(--color-bg-light);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(45, 37, 32, 0.05);
    transition: var(--transition-base);
}

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

.feature-preview {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--space-sm);
    background: var(--color-bg-cream);
    border: 1px solid rgba(45, 37, 32, 0.1);
}

.feature-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: var(--transition-slow);
}

.feature-card:hover .feature-preview img {
    transform: scale(1.05);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: var(--space-sm);
}

.feature-title {
    font-size: 1.4rem;
    margin-bottom: var(--space-xs);
    color: var(--color-primary);
}

.feature-description {
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    color: var(--color-primary);
}

.feature-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

/* ============================================
   Showcase Section
   ============================================ */
.showcase {
    background: var(--color-bg-white);
    padding: var(--space-xl) 0;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.showcase-item {
    background: var(--color-bg-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(45, 37, 32, 0.05);
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.showcase-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.showcase-large {
    grid-column: span 2;
}

.showcase-wide {
    grid-column: span 2;
}

.showcase-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.showcase-caption {
    padding: var(--space-md);
    background: var(--color-bg-white);
}

.showcase-caption h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.showcase-caption p {
    color: var(--color-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* ============================================
   Workflow Section
   ============================================ */
.workflow {
    background: var(--gradient-hero);
}

.workflow-steps {
    display: grid;
    gap: var(--space-lg);
}

.workflow-step {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-md);
    align-items: center;
    background: var(--color-bg-white);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-accent);
    transition: var(--transition-base);
}

.workflow-step:hover {
    border-left-width: 8px;
    padding-left: calc(var(--space-md) - 4px);
    box-shadow: var(--shadow-md);
}

.workflow-visual {
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(45, 37, 32, 0.1);
}

.workflow-visual img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-slow);
}

.workflow-step:hover .workflow-visual img {
    transform: scale(1.03);
}

.workflow-content {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.step-text {
    flex: 1;
}

.step-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-accent);
    line-height: 1;
    opacity: 0.3;
    min-width: 80px;
    flex-shrink: 0;
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.step-description {
    color: var(--color-secondary);
    line-height: 1.6;
}

/* ============================================
   Tech Stack Section
   ============================================ */
.tech-stack {
    background: var(--color-bg-white);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-sm);
}

.tech-item {
    text-align: center;
    padding: var(--space-md);
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    border: 1px solid rgba(45, 37, 32, 0.05);
    transition: var(--transition-base);
}

.tech-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.tech-name {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.tech-description {
    font-size: 0.85rem;
    color: var(--color-secondary);
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing {
    background: var(--gradient-hero);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-white);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(45, 37, 32, 0.1);
    position: relative;
    transition: var(--transition-base);
}

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

.pricing-featured {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-accent);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(45, 37, 32, 0.1);
    margin-bottom: var(--space-md);
}

.pricing-name {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 600;
    font-family: var(--font-primary);
}

.price-period {
    font-size: 1rem;
    color: var(--color-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--space-md);
}

.pricing-features li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    border-bottom: 1px solid rgba(45, 37, 32, 0.05);
}

.feature-included::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
    font-size: 1.2rem;
}

.feature-not {
    color: var(--color-secondary);
    opacity: 0.5;
}

.feature-not::before {
    content: '−';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

/* ============================================
   Download Section
   ============================================ */
.download {
    background: var(--color-primary);
    color: var(--color-bg-cream);
}

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

.download-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-bg-cream);
}

.download-subtitle {
    font-size: 1.1rem;
    color: rgba(254, 253, 251, 0.7);
    margin-bottom: var(--space-md);
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.btn-download {
    background: rgba(254, 253, 251, 0.1);
    border: 1px solid rgba(254, 253, 251, 0.2);
    color: var(--color-bg-cream);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: var(--transition-base);
}

.btn-download:hover {
    background: rgba(254, 253, 251, 0.2);
    border-color: rgba(254, 253, 251, 0.4);
    transform: translateY(-2px);
}

.download-platform {
    font-weight: 600;
    font-size: 1rem;
}

.download-version {
    font-size: 0.8rem;
    color: rgba(254, 253, 251, 0.6);
}

.download-note {
    color: rgba(254, 253, 251, 0.5);
    font-size: 0.9rem;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background: var(--color-bg-white);
}

.contact-simple {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.contact-description {
    color: var(--color-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    font-size: 1.1rem;
}

.contact-email-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-white) 100%);
    border: 2px solid rgba(45, 37, 32, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    transition: var(--transition-base);
}

.contact-email-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 24px rgba(45, 37, 32, 0.08);
}

.contact-icon {
    color: var(--color-accent);
}

.contact-email-content {
    text-align: center;
}

.contact-email-label {
    font-size: 0.9rem;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.contact-email-link {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: var(--transition-fast);
}

.contact-email-link:hover {
    color: var(--color-accent);
}

.contact-email-note {
    font-size: 0.9rem;
    color: var(--color-secondary);
    margin: 0;
}

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

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

.footer-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-bg-cream);
}

.footer-description {
    color: rgba(254, 253, 251, 0.7);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(254, 253, 251, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-link:hover {
    background: rgba(254, 253, 251, 0.2);
    transform: translateY(-2px);
}

.footer-heading {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
    color: var(--color-bg-cream);
    font-weight: 600;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(254, 253, 251, 0.7);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-bg-cream);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(254, 253, 251, 0.1);
    color: rgba(254, 253, 251, 0.5);
    font-size: 0.9rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .book-mockup {
        max-width: 300px;
    }
    
    .contact-simple {
        padding: 0 var(--space-sm);
    }
    
    .contact-email-link {
        font-size: 1.25rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .showcase-grid {
        grid-template-columns: 1fr;
    }

    .showcase-large,
    .showcase-wide {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-cream);
        padding: var(--space-md);
        gap: var(--space-sm);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .workflow-step {
        grid-template-columns: 1fr;
    }

    .workflow-content {
        flex-direction: column;
    }

    .step-number {
        min-width: auto;
        font-size: 2rem;
    }

    /* Image responsive fixes for tablet */
    .hero-screenshot,
    .feature-preview img,
    .showcase-item img,
    .workflow-visual img {
        max-width: 100%;
        height: auto;
        display: block;
    }

    .feature-preview {
        max-height: 300px;
        overflow: hidden;
    }

    .workflow-visual {
        max-height: 250px;
        overflow: hidden;
    }

@media (max-width: 480px) {
    :root {
        --space-xl: 3rem;
        --space-lg: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    /* Image responsive fixes */
    .hero-screenshot,
    .feature-preview img,
    .showcase-item img,
    .workflow-visual img {
        max-width: 100%;
        height: auto;
        display: block;
    }

    /* Feature cards mobile */
    .feature-card {
        padding: var(--space-sm);
    }

    .feature-preview {
        max-height: 250px;
        margin-bottom: var(--space-sm);
    }

    /* Showcase mobile */
    .showcase-grid {
        gap: var(--space-sm);
    }

    .showcase-caption {
        padding: var(--space-sm);
    }

    .showcase-caption h3 {
        font-size: 1.1rem;
    }

    .showcase-caption p {
        font-size: 0.85rem;
    }

    /* Workflow mobile */
    .workflow-step {
        margin-bottom: var(--space-md);
    }

    .workflow-visual {
        max-height: 200px;
        margin-bottom: var(--space-sm);
        overflow: hidden;
    }

    .step-number {
        font-size: 2rem;
        margin-bottom: var(--space-xs);
    }

    .step-title {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
    }

    .step-description {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    /* Button adjustments */
    .btn-download {
        width: 100%;
        justify-content: flex-start;
        padding: var(--space-sm);
    }

    .download-platform {
        font-size: 0.95rem;
    }

    .download-version {
        font-size: 0.75rem;
    }

    /* Contact section mobile */
    .contact-email-card {
        padding: var(--space-md) var(--space-sm);
    }

    .contact-email-link {
        font-size: 1.3rem;
    }

    /* Pricing mobile */
    .pricing-card {
        padding: var(--space-md) var(--space-sm);
    }

    .pricing-price {
        flex-direction: column;
        gap: 0.25rem;
    }

    .price-amount {
        font-size: 2rem;
    }

    .price-period {
        font-size: 0.8rem;
    }

    /* Tech stack mobile */
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }

    .tech-item {
        padding: var(--space-sm);
    }

    .tech-name {
        font-size: 0.95rem;
    }

    .tech-description {
        font-size: 0.8rem;
    }

    /* Navigation mobile optimizations */
    .nav {
        padding: 0.75rem var(--space-sm);
    }

    .nav-logo {
        padding: 0;
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .logo-tagline {
        font-size: 0.7rem;
    }

    /* Footer mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .footer-title {
        font-size: 1.2rem;
        margin-bottom: var(--space-xs);
    }

    .footer-description {
        font-size: 0.9rem;
    }

    .footer-heading {
        font-size: 0.95rem;
    }

    /* Badges mobile */
    .hero-badges {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .badge {
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .nav,
    .footer,
    .btn,
    .contact-form {
        display: none;
    }
    
    body {
        background: white;
    }
    
    section {
        page-break-inside: avoid;
    }
}