/* =====================
   Root & Variables
   ===================== */
:root {
    /* Modern Professional Color Palette */
    --primary-navy: #0F172A;
    --primary-charcoal: #1E293B;
    --primary-slate: #64748B;
    --primary-teal: #0891B2;
    --primary-slate-blue: #3B82F6;
    --accent-cyan: #06B6D4;
    --dark-text: #0F172A;
    --light-text: #475569;
    --white: #FFFFFF;
    --light-gray: #F8FAFC;
    --border-gray: #E2E8F0;

    /* Typography */
    --font-serif: 'Merriweather', serif;
    --font-sans: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.12);
}

/* =====================
   Global Styles
   ===================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--dark-text);
    background-color: var(--white);
    line-height: 1.6;
}

/* =====================
   Typography
   ===================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    color: var(--dark-text);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
}

p {
    font-size: 1rem;
    color: var(--light-text);
    margin-bottom: var(--spacing-md);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--light-text);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

/* =====================
   Navigation
   ===================== */
.navbar {
    position: sticky;
    top: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-sans);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-navy);
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-teal);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
}

.brand-text {
    color: var(--primary-navy);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--light-text);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--primary-teal);
}

.nav-cta {
    background-color: var(--primary-teal);
    color: var(--white) !important;
    padding: 0.625rem var(--spacing-md);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
}

.nav-cta:hover {
    background-color: var(--accent-cyan);
    color: var(--white) !important;
}

/* =====================
   Buttons
   ===================== */
.cta-button {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-sans);
}

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

.primary-button:hover {
    background-color: var(--accent-cyan);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.primary-button.large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.125rem;
}

/* =====================
   Hero Section
   ===================== */
.hero {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-charcoal) 100%);
    padding: var(--spacing-2xl) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.hero-content {
    flex: 1;
}

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

.hero-subheading {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

.hero-supporting {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    margin-top: var(--spacing-md);
    font-weight: 500;
}

.hero-image {
    flex: 1;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

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

/* =====================
   Problem & Solution Section
   ===================== */
.problem-solution {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

.problem-solution h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

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

.solution-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    border: 2px solid var(--border-gray);
    border-top: 3px solid var(--primary-teal);
}

.solution-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-teal);
}

.solution-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.problem-icon {
    color: var(--primary-slate-blue);
}

.solution-icon {
    color: var(--primary-teal);
}

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

.solution-card h3 {
    margin-bottom: var(--spacing-md);
}

.solution-card p {
    margin-bottom: 0;
}

/* =====================
   How It Works Section
   ===================== */
.how-it-works {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.steps-timeline {
    display: grid;
    grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
    gap: var(--spacing-lg);
    align-items: center;
    margin-top: var(--spacing-xl);
    position: relative;
}

.step {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-teal);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

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

.step p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

.step-arrow {
    font-size: 1.25rem;
    color: var(--light-text);
    text-align: center;
}

/* =====================
   Expertise Section
   ===================== */
.expertise {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

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

.expertise-content h2 {
    color: var(--dark-text);
}

.expertise-content p {
    margin-bottom: var(--spacing-lg);
    font-size: 1rem;
}

.expertise-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat {
    background: linear-gradient(135deg, var(--primary-teal) 0%, var(--accent-cyan) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--white);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 500;
}

.expertise-image {
    display: flex;
    justify-content: center;
}

.avatar-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-cyan));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

/* =====================
   Success Stories Section
   ===================== */
.success-stories {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

.success-stories h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.testimonial-card {
    background-color: var(--light-gray);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    border: none;
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    background-color: var(--white);
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-teal), var(--accent-cyan));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    font-size: 0.85rem;
}

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

.testimonial-role {
    font-size: 0.85rem;
    color: var(--primary-teal);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.testimonial-quote {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    font-style: italic;
    color: var(--light-text);
}

.testimonial-rating {
    color: var(--primary-teal);
    font-size: 0.9rem;
}

/* =====================
   Income Potential Section
   ===================== */
.income-potential {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.income-potential h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.earnings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.earning-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-gray);
    transition: all 0.3s ease;
}

.earning-card:hover,
.earning-card.featured {
    border-color: var(--primary-teal);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.earning-card h3 {
    color: var(--primary-teal);
    margin-bottom: var(--spacing-sm);
}

.earning-timeline {
    font-size: 0.85rem;
    color: var(--light-text);
    margin-bottom: var(--spacing-md);
}

.earning-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--light-text);
    margin-bottom: var(--spacing-md);
}

.earning-card.featured .earning-amount {
    color: var(--primary-teal);
}

.earning-details {
    list-style: none;
    text-align: left;
    margin-bottom: 0;
}

.earning-details li {
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
    color: var(--light-text);
}

.earning-details li:before {
    content: "✓ ";
    color: var(--primary-teal);
    font-weight: 700;
    margin-right: var(--spacing-xs);
}

.earnings-note {
    text-align: center;
    color: var(--light-text);
    font-size: 0.9rem;
    margin-top: var(--spacing-lg);
}

/* =====================
   FAQ Section
   ===================== */
.faq {
    padding: var(--spacing-2xl) 0;
    background-color: var(--white);
}

.faq h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.faq-item {
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-gray);
    border-left: 4px solid var(--primary-teal);
}

.faq-question {
    color: var(--dark-text);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.faq-answer {
    color: var(--light-text);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.7;
}

/* =====================
   Final CTA Section
   ===================== */
.final-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-charcoal) 100%);
    text-align: center;
    color: var(--white);
}

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

.cta-subheading {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--spacing-xl);
}

.social-proof {
    color: rgba(255, 255, 255, 0.8);
    margin-top: var(--spacing-lg);
    font-weight: 500;
}

.final-cta .primary-button {
    background-color: var(--primary-teal);
    color: var(--white);
}

.final-cta .primary-button:hover {
    background-color: var(--accent-cyan);
    color: var(--white);
}

/* =====================
   Footer
   ===================== */
.footer {
    background-color: var(--primary-navy);
    color: rgba(255, 255, 255, 0.75);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-teal);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary-teal);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* =====================
   Responsive Design
   ===================== */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero .container {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .hero-image {
        order: -1;
    }

    .nav-links {
        gap: var(--spacing-md);
        font-size: 0.85rem;
    }

    .steps-timeline {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .step-arrow {
        display: none;
    }

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

    .avatar-placeholder {
        width: 250px;
        height: 250px;
        font-size: 60px;
    }

    .earning-card:hover,
    .earning-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .nav-brand {
        font-size: 1.2rem;
    }

    .nav-links {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: var(--spacing-sm);
    }

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

    .hero-subheading {
        font-size: 1rem;
    }

    .cta-button {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .cta-button.large {
        padding: var(--spacing-lg) var(--spacing-md);
    }

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

    .expertise-stats {
        grid-template-columns: 1fr;
    }

    .avatar-placeholder {
        width: 200px;
        height: 200px;
        font-size: 50px;
    }

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

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

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

    .footer-content {
        grid-template-columns: 1fr;
    }
}

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

section {
    animation: fadeIn 0.6s ease-out;
}