:root {
    --primary: #3B82F6;
    --primary-dark: #1D4ED8;
    --primary-light: #EFF6FF;
    --secondary: #F59E0B;
    --accent-orange: #F97316;
    --accent-green: #10B981;
    --bg-color: #F9FAFB;
    --text-main: #1F2937;
    --text-muted: #6B7280;
    --white: #FFFFFF;
}

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

body {
    font-family: 'Nunito', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

/* 1. AVISO SUPERIOR */
.top-bar {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    text-align: center;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 700;
    border-bottom: 1px solid #BFDBFE;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 2. HEADLINE PRINCIPAL */
.headline-section {
    text-align: center;
    padding: 40px 0 30px;
}

.headline-section h1 {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary-dark);
    margin-bottom: 15px;
    line-height: 1.2;
}

.subheadline {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

.subheadline strong {
    color: var(--primary);
}

/* 3. APRESENTAÇÃO DO PRODUTO */
.presentation-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    margin-bottom: 50px;
}

/* Digital Mockup */
.mockup-container {
    flex-shrink: 0;
}

.digital-mockup {
    width: 320px;
    height: 420px;
    background: #111;
    border-radius: 24px;
    padding: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15), inset 0 2px 4px rgba(255,255,255,0.3);
}

.mockup-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1D4ED8 0%, #3B82F6 50%, #60A5FA 100%);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 20px;
}

.mockup-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lumi-icon {
    margin-bottom: 15px;
}

.mockup-badge {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.mockup-title {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 10px;
}

.mockup-sub {
    font-size: 1rem;
    font-weight: 700;
    opacity: 0.9;
}

.presentation-text {
    flex: 1;
}

.presentation-text h2 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.presentation-desc {
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 25px;
}

.benefits-list {
    list-style: none;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 12px;
}

.benefits-list svg {
    width: 24px;
    height: 24px;
    color: var(--accent-green);
    flex-shrink: 0;
}

/* 4. COMO FUNCIONA */
.how-it-works {
    text-align: center;
    margin-bottom: 60px;
}

.how-it-works h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.how-it-works p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

.progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.step-circle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.9rem;
    color: var(--primary);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    line-height: 1.2;
}

.step-circle.highlight {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--white);
    transform: scale(1.1);
    box-shadow: 0 8px 15px rgba(245, 158, 11, 0.3);
}

.step-arrow {
    font-size: 1.5rem;
    color: #CBD5E1;
}

/* 5. OFERTA E BOTÕES */
.offer-section {
    margin-bottom: 60px;
    display: flex;
    justify-content: center;
}

.offer-box {
    background: var(--primary-light);
    border: 3px solid var(--primary);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    width: 100%;
    max-width: 600px;
}

.offer-title {
    font-size: 1.4rem;
    color: var(--primary-dark);
    margin-bottom: 10px;
}

.offer-product {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 15px;
}

.offer-price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-orange);
    margin-bottom: 25px;
}

.btn-primary {
    display: block;
    width: 100%;
    background-color: var(--accent-green);
    color: var(--white);
    padding: 20px;
    font-size: 1.3rem;
    font-weight: 900;
    text-transform: uppercase;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 6px 0 #059669;
    transition: all 0.2s;
    margin-bottom: 25px;
    text-decoration: none;
}

.btn-primary:hover {
    background-color: #059669;
    transform: translateY(2px);
    box-shadow: 0 4px 0 #047857;
}

.btn-primary:active {
    transform: translateY(6px);
    box-shadow: 0 0 0 #047857;
}

.btn-decline {
    display: inline-block;
    font-size: 0.95rem;
    color: var(--text-muted);
    text-decoration: underline;
    transition: color 0.2s;
}

.btn-decline:hover {
    color: var(--text-main);
}

/* 8. RODAPÉ */
footer {
    text-align: center;
    padding: 40px 20px;
    background: var(--white);
    border-top: 1px solid #E2E8F0;
}

.footer-brand {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* RESPONSIVIDADE (MOBILE PRIORITY IS HANDLED NATURALLY, BUT LET'S ADJUST BREAKPOINTS) */
@media (max-width: 768px) {
    .headline-section h1 {
        font-size: 1.8rem;
    }
    
    .presentation-section {
        flex-direction: column;
        padding: 25px;
        gap: 30px;
    }
    
    .digital-mockup {
        width: 260px;
        height: 340px;
    }
    
    .mockup-title {
        font-size: 1.8rem;
    }
    
    .presentation-text h2 {
        text-align: center;
    }
    
    .presentation-desc {
        text-align: center;
    }
    
    .progress-steps {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .step-circle {
        width: 60px;
        height: 60px;
        font-size: 0.8rem;
    }
    
    .offer-box {
        padding: 30px 20px;
    }
    
    .btn-primary {
        font-size: 1.1rem;
        padding: 15px;
    }
}