/* ===================================
   CSS Reset & Base Styles
   =================================== */

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

:root {
    /* Color Palette */
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --primary-light: #7c8ef0;
    --secondary-color: #0f172a;
    --accent-color: #764ba2;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Layout */
    --max-width: 1280px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-dark) 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    --gradient-accent: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-color) 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
}

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

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
}

strong {
    font-weight: 600;
    color: var(--text-primary);
}

code {
    font-family: var(--font-mono);
    background-color: var(--bg-tertiary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

/* ===================================
   Layout Components
   =================================== */

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

.section {
    padding: var(--spacing-3xl) 0;
}

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

.section-intro {
    text-align: center;
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-secondary);
}

.section-conclusion {
    text-align: center;
    font-size: 1.125rem;
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ===================================
   Navigation
   =================================== */

.navbar {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.logo-icon {
    color: var(--primary-color);
    font-family: var(--font-mono);
}

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

.nav-menu a {
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===================================
   Buttons
   =================================== */

.btn-primary,
.btn-secondary,
.btn-primary-small,
.btn-primary-large {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

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

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

.btn-primary-small {
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: white;
    font-size: 0.9rem;
}

.btn-primary-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    background-color: var(--primary-color);
    color: white;
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    background: var(--gradient-hero);
    color: white;
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-trust {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-trust p {
    color: #cbd5e1;
    font-size: 1rem;
}

.hero-trust p strong {
    color: white;
}

/* ===================================
   Problem Section
   =================================== */

.section-problem {
    background-color: var(--bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.problem-card {
    background-color: white;
    padding: var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.problem-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.problem-card h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.problem-card p {
    color: var(--text-secondary);
}

/* ===================================
   Services Section
   =================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
}

.service-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 3rem;
    font-weight: 800;
    color: var(--bg-tertiary);
    line-height: 1;
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    padding-right: 3rem;
}

.service-card > p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.service-deliverables {
    list-style: none;
    margin: var(--spacing-md) 0;
    padding: 0;
}

.service-deliverables li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.service-deliverables li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.service-link {
    display: inline-block;
    margin-top: var(--spacing-md);
    color: var(--primary-color);
    font-weight: 600;
    transition: transform 0.3s ease;
}

.service-link:hover {
    transform: translateX(4px);
}

/* ===================================
   Why Section
   =================================== */

.section-why {
    background-color: var(--bg-secondary);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.why-card {
    background-color: white;
    padding: var(--spacing-xl);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.why-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.why-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
}

.why-card ul {
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.why-card li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

/* ===================================
   Process Section
   =================================== */

.process-timeline {
    max-width: 900px;
    margin: var(--spacing-xl) auto;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border-color);
}

.process-step {
    position: relative;
    padding-left: 80px;
    margin-bottom: var(--spacing-xl);
}

.process-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    margin-bottom: var(--spacing-xs);
}

.process-duration {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.process-step > p {
    color: var(--text-secondary);
}

/* ===================================
   Testimonials Section
   =================================== */

.section-testimonials {
    background-color: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.testimonial-card {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.testimonial-quote {
    margin-bottom: var(--spacing-md);
}

.testimonial-quote p {
    font-style: italic;
    color: var(--text-primary);
    line-height: 1.7;
}

.testimonial-author strong {
    display: block;
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===================================
   Pricing Section
   =================================== */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.pricing-card {
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-featured {
    border-color: var(--primary-color);
    border-width: 3px;
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-card h3 {
    margin-bottom: var(--spacing-xs);
}

.pricing-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.pricing-amount {
    margin: var(--spacing-lg) 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.pricing-from {
    font-size: 0.85rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--secondary-color);
}

.pricing-features {
    list-style: none;
    margin: var(--spacing-lg) 0;
    text-align: left;
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.pricing-best-for {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    text-align: left;
    font-size: 0.9rem;
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* ===================================
   CTA Section
   =================================== */

.section-cta-final {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.cta-buttons {
    margin: var(--spacing-xl) 0;
}

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

.btn-primary-large:hover {
    background-color: var(--bg-secondary);
    transform: translateY(-2px);
}

.cta-note {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ===================================
   Contact Section
   =================================== */

.section-contact {
    background-color: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info,
.contact-form {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-info h3,
.contact-form h3 {
    margin-bottom: var(--spacing-md);
}

.contact-item {
    margin-bottom: var(--spacing-md);
}

.contact-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--secondary-color);
}

.contact-item a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-item p {
    color: var(--text-secondary);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

#contactForm button[type="submit"] {
    width: 100%;
    border: none;
}

/* ===================================
   Footer
   =================================== */

.footer {
    background-color: var(--secondary-color);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
    color: white;
}

.footer-brand .logo-text {
    color: white;
}

.footer-brand p {
    color: #94a3b8;
    margin-top: var(--spacing-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
}

.footer-column h4 {
    color: #ffffff;
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
}

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

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

.footer-column a {
    color: #cbd5e1;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #ffffff;
}

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

.footer-bottom p {
    color: #64748b;
    font-size: 0.9rem;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        gap: var(--spacing-sm);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .problem-grid,
    .services-grid,
    .why-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .process-timeline::before {
        left: 20px;
    }
    
    .process-step {
        padding-left: 60px;
    }
    
    .process-number {
        width: 40px;
        height: 40px;
        font-size: 1.125rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-3xl: 3rem;
        --spacing-2xl: 2rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-2xl) 0;
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
}

/* ===================================
   Utility Classes
   =================================== */

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

.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); }

.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); }

/* ===================================
   Animations
   =================================== */

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .navbar,
    .footer,
    .section-cta-final,
    .section-contact {
        display: none;
    }
}

/* ===================================
   Sequential Framework Section
   =================================== */

.section-framework {
    background: linear-gradient(135deg, #60a5fa 0%, #818cf8 100%);
    color: #1e293b;
}

.section-framework .section-title,
.section-framework .section-intro {
    color: #0f172a;
    font-weight: 700;
}

.framework-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.stat-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    min-width: 250px;
    color: var(--text-primary);
}

.stat-good {
    border: 3px solid #10b981;
}

.stat-bad {
    border: 3px solid #ef4444;
}

.stat-number {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.stat-label {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.stat-detail {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.stat-vs {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
}

.framework-why {
    text-align: center;
    font-size: 1.125rem;
    margin: 2rem auto;
    max-width: 800px;
    color: #0f172a;
    font-weight: 600;
}

.framework-explanation {
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    padding: 1.5rem;
    border-radius: 12px;
    margin: 2rem auto;
    max-width: 900px;
    text-align: center;
    border-left: 4px solid #f59e0b;
}

.tier-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.tier-card {
    background: white;
    color: var(--text-primary);
    border-radius: 12px;
    padding: 1.5rem;
    border-top: 4px solid;
}

.tier-1 { border-top-color: #3b82f6; }
.tier-2 { border-top-color: #8b5cf6; }
.tier-3 { border-top-color: #ec4899; }
.tier-4 { border-top-color: #f59e0b; }

.tier-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tier-icon {
    font-size: 2rem;
}

.tier-header h3 {
    flex: 1;
    margin: 0;
    font-size: 1.25rem;
}

.tier-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.tier-services {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.tier-services li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.tier-services li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.tier-why {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 1rem 0;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.tier-package {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 0.5rem;
}

.framework-cta {
    text-align: center;
    margin-top: 3rem;
}

.framework-conclusion {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: #0f172a;
    font-weight: 600;
}

/* ===================================
   Pricing Section Enhancements
   =================================== */

.pricing-duration {
    display: block;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.pricing-tier-badge {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid var(--primary-color);
    padding: 0.75rem;
    margin: 1rem 0;
    border-radius: 4px;
}

.tier-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
}

.btn-text {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
}

.btn-text:hover {
    text-decoration: underline;
}

.pricing-note {
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(59, 130, 246, 0.05);
    border-radius: 8px;
    text-align: center;
}

.pricing-note p {
    margin: 0.5rem 0;
    font-size: 0.875rem;
}

.pricing-note strong {
    color: var(--text-primary);
}

.pricing-context {
    margin-bottom: 1.5rem;
}

.standalone-notice {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 1rem;
}

.pricing-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.price-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.02);
    border-radius: 6px;
}

.price-option.price-featured {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid var(--primary-color);
}

.price-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.price-amount {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ===================================
   Prerequisites Section
   =================================== */

.section-prerequisites {
    background: #fff4e6;
    border-top: 4px solid #f59e0b;
}

.prerequisites-notice {
    max-width: 900px;
    margin: 0 auto;
}

.prereq-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.prereq-icon {
    font-size: 2.5rem;
}

.prereq-header h3 {
    margin: 0;
    color: #f59e0b;
}

.prereq-explanation {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.prereq-why {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.prereq-data {
    background: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin: 2rem 0;
    border-left: 4px solid var(--primary-color);
}

.prereq-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.option-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
}

.option-recommended {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.option-badge {
    position: absolute;
    top: -12px;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.option-card h5 {
    margin: 0 0 0.5rem 0;
    font-size: 1.125rem;
}

.option-package {
    font-weight: 600;
    color: var(--primary-color);
    margin: 0.25rem 0;
}

.option-price {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0.5rem 0;
}

.option-includes {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.option-includes li {
    padding: 0.25rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.875rem;
}

.option-includes li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.option-then {
    font-size: 0.875rem;
    font-style: italic;
    color: var(--text-secondary);
    margin: 0.5rem 0;
}

.option-total {
    font-weight: 600;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.prereq-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* ===================================
   Pricing Page Styles
   =================================== */

.package-comparison-table {
    overflow-x: auto;
    margin: 2rem 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.comparison-table thead {
    background: var(--primary-color);
    color: white;
}

.comparison-table th {
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 600;
}

.comparison-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table .feature-label {
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-table .featured-column {
    background: rgba(59, 130, 246, 0.05);
}

.badge-small {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    margin-top: 0.25rem;
}

.package-detail {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.package-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.package-price {
    display: flex;
    flex-direction: column;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

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

.package-tier {
    display: flex;
    align-items: center;
}

.package-includes,
.time-investment,
.best-for {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.package-includes li,
.time-investment li,
.best-for li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.package-includes li:before,
.time-investment li:before,
.best-for li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.package-cta {
    text-align: center;
    margin-top: 2rem;
}

.roi-scenarios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.roi-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.roi-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.roi-calculation {
    line-height: 1.8;
}

.roi-calculation p {
    margin: 1rem 0;
}

.roi-calculation ul {
    margin: 0.5rem 0 1rem 1.5rem;
}

.roi-calculation li {
    margin: 0.25rem 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.faq-item {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.faq-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.faq-item p {
    line-height: 1.6;
    color: var(--text-secondary);
}

.included-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.included-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.included-card h3 {
    margin-bottom: 1.5rem;
}

.included-yes h3 {
    color: var(--success-color);
}

.included-no h3 {
    color: var(--error-color);
}

.included-card ul {
    list-style: none;
    padding: 0;
}

.included-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.included-yes li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.included-no li:before {
    content: "✗";
    position: absolute;
    left: 0;
    color: var(--error-color);
    font-weight: bold;
}

.included-why {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    font-style: italic;
}

/* ===================================
   Package Tabs
   =================================== */

.package-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
    overflow-x: auto;
}

.package-tab {
    background: none;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
}

.package-tab:hover {
    color: var(--primary-color);
}

.package-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.package-tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.package-tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.package-includes ul {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
    list-style: disc;
    padding-left: 1.5rem;
}

.package-includes ul li {
    padding: 0.25rem 0;
    padding-left: 0;
}

.package-includes ul li:before {
    content: none !important;
}

@media (max-width: 768px) {
    .package-tabs {
        flex-direction: column;
        border-bottom: none;
    }
    
    .package-tab {
        border-bottom: 2px solid var(--border-color);
        border-left: 3px solid transparent;
        text-align: left;
    }
    
    .package-tab.active {
        border-bottom-color: var(--border-color);
        border-left-color: var(--primary-color);
    }
}