/* Main CSS - Best Digital Planners */

/* CSS Variables for Journal Theme */
:root {
    /* Colors - Professional Business Theme */
    --bg-primary: #FFFFFF; /* Clean white background */
    --bg-secondary: #F8FAFC; /* Light gray background */
    --accent-pink: #F1F5F9;
    --accent-blue: #EFF6FF;
    --accent-yellow: #FFFBEB;
    --accent-green: #F0FDF4;
    
    /* Text Colors */
    --text-primary: #1F2937; /* Dark gray - professional */
    --text-secondary: #6B7280; /* Medium gray */
    --accent-color: #2563eb; /* Professional blue */
    
    /* Typography */
    --font-handwritten: 'Caveat', cursive;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Shadows */
    --shadow-light: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 16px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 32px rgba(0,0,0,0.2);
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-body);
    font-weight: 600;
    line-height: 1.3;
}

.handwritten, .handwritten-title {
    font-family: var(--font-handwritten);
    font-weight: 700;
}

.emphasis {
    color: var(--accent-color);
    font-weight: 700;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.nav-container {
    background: var(--bg-secondary);
    border-bottom: 2px solid rgba(255,127,80,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-secondary);
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--accent-pink);
    color: var(--text-primary);
}

.language-toggle {
    background-color: var(--accent-blue);
    color: var(--text-primary);
    border-radius: var(--radius-md);
}

/* Buttons */
.cta-button {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
    cursor: pointer;
    border: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.cta-button.large {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1.3rem;
}

.button-subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: var(--spacing-xs);
}

/* Sections */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.handwritten-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-visual {
    margin-top: var(--spacing-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    font-size: 2rem;
}

.clock-icon {
    font-size: 3rem;
    animation: pulse 2s infinite;
}

.device-icons {
    display: flex;
    gap: var(--spacing-sm);
}

/* Grid Layouts */
.content-grid,
.testimonials-grid,
.feature-grid,
.value-grid {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.content-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Cards */
.content-card,
.testimonial-card,
.value-card,
.step-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-card:hover,
.testimonial-card:hover,
.value-card:hover,
.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.card-header {
    margin-bottom: var(--spacing-md);
}

.card-header h3 {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

/* Lists */
.pain-point-list,
.solution-list,
.feature-list {
    list-style: none;
}

.pain-point,
.solution-point,
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
}

.pain-point .icon,
.solution-point .icon,
.feature-item .icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* Comparison Table */
.comparison-table {
    margin: var(--spacing-lg) 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.comparison-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-blue));
    padding: var(--spacing-md);
    text-align: center;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.traditional-column {
    text-align: center;
    color: #e74c3c;
}

.our-way-column {
    text-align: center;
    color: #27ae60;
    font-weight: 600;
}

.vs-column {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vs-badge {
    background: var(--accent-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.9rem;
}

/* Value Props */
.value-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    text-align: center;
}

.value-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

/* How It Works */
.steps-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    align-items: center;
    text-align: center;
    margin: var(--spacing-lg) 0;
}

@media (min-width: 768px) {
    .steps-container {
        grid-template-columns: 1fr auto 1fr auto 1fr;
    }
}

.step-number {
    background: var(--accent-color);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto var(--spacing-md);
}

.step-arrow {
    font-size: 2rem;
    color: var(--accent-color);
    font-weight: bold;
}

.step-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.step-card ul {
    text-align: left;
    list-style: none;
}

.step-card li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.step-card li:last-child {
    border-bottom: none;
}

/* Promise Section */
.promise-section {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.promise-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-light);
}

.promise-icon {
    font-size: 1.5rem;
}

/* Testimonials */
.testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.user-info h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.user-info span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.rating {
    font-size: 1.2rem;
}

.testimonial-content {
    font-style: italic;
    line-height: 1.8;
}

/* Social Proof */
.social-proof {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    text-align: center;
}

.proof-item {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-light);
}

.proof-number {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.proof-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Features */
.feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-light);
}

.feature-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

/* Use Cases */
.use-case-tags {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.use-case-tag {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.9rem;
}

.use-case-tag.student {
    background: var(--accent-blue);
}

.use-case-tag.professional {
    background: var(--accent-green);
}

.use-case-tag.life {
    background: var(--accent-yellow);
}

.use-case-tag.creative {
    background: var(--accent-pink);
}

.use-case-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.use-case-detail {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-light);
}

.use-case-detail h4 {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.faq-question {
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-primary);
}

.faq-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.faq-question h4 {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
}

.faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md) calc(var(--spacing-md) + 2.5rem);
    color: var(--text-primary);
    line-height: 1.8;
}

/* Final CTA */
.final-cta {
    text-align: center;
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-blue));
    color: var(--text-primary);
}

.final-cta .section-title {
    color: white;
}

.final-cta .cta-subtitle {
    color: white;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255,255,255,0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.trust-icon {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background: var(--text-secondary);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* Animations */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }