/* 🏠 Homepage Netflix Premium Style */

:root {
    --primary-blue: #667eea;
    --primary-purple: #764ba2;
    --primary-hover: #7c5cb8;
    --success-green: #10b981;
    --warning-gold: #fbbf24;
    --info-blue: #3b82f6;
    --card-shadow: 0 8px 32px rgba(102, 126, 234, 0.2);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 🎬 Hero Section Premium */
.hero-section {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border-radius: 24px;
    padding: 4rem 3rem;
    margin-bottom: 4rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(10deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    color: white;
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    line-height: 1.2;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.4rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn-hero-primary {
    background: white;
    color: var(--primary-purple);
    border: none;
    border-radius: 50px;
    padding: 1.1rem 2.8rem;
    font-weight: 700;
    font-size: 1.15rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-blue);
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid white;
    border-radius: 50px;
    padding: 1.1rem 2.8rem;
    font-weight: 700;
    font-size: 1.15rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.btn-hero-secondary:hover {
    background: white;
    color: var(--primary-purple);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.5);
}

/* 🎯 Community Card */
.community-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    position: relative;
    z-index: 2;
    transition: var(--transition-smooth);
}

.community-card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.community-card h3 {
    color: white;
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.community-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin: 0;
}

/* 📊 Stats Section */
.stats-section {
    margin-bottom: 4rem;
}

.stats-header {
    text-align: center;
    margin-bottom: 3rem;
}

.stats-header h2 {
    font-size: 2.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stats-header p {
    color: #6b7280;
    font-size: 1.2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    height: 100%;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.2);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.4);
}

.stat-card.stat-success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.stat-card.stat-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.stat-card.stat-warning {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.stat-label {
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.stat-sublabel {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.stat-badges {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.stat-badge {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    color: white;
    padding: 0.3rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* 🧩 How It Works Section */
.how-works-section {
    margin-bottom: 4rem;
}

.how-works-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border-radius: 24px 24px 0 0;
    padding: 2rem;
    text-align: center;
}

.how-works-header h3 {
    color: white;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.how-works-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin: 0;
}

.how-works-body {
    background: white;
    border-radius: 0 0 24px 24px;
    padding: 3rem 2rem;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.15);
}

.step-card {
    text-align: center;
    padding: 2rem 1.5rem;
    transition: var(--transition-smooth);
    border-radius: 16px;
}

.step-card:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    transform: translateY(-10px);
}

.step-number {
    font-size: 4rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 8px rgba(102, 126, 234, 0.3));
}

.step-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.step-description {
    color: #6b7280;
    font-size: 1rem;
    line-height: 1.6;
}

/* 💼 Pricing Section */
.pricing-section {
    margin-bottom: 4rem;
    padding-top: 2rem;
}

.pricing-header {
    text-align: center;
    margin-bottom: 4rem;
}

.pricing-header h2 {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.pricing-header p {
    color: #6b7280;
    font-size: 1.3rem;
}

.pricing-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 24px;
    overflow: visible;
    transition: var(--transition-smooth);
    height: 100%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

.pricing-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
    border-color: var(--primary-blue);
}

.pricing-featured {
    border-color: var(--warning-gold);
    position: relative;
    box-shadow: 0 12px 48px rgba(251, 191, 36, 0.3);
}

.pricing-featured:hover {
    box-shadow: 0 25px 70px rgba(251, 191, 36, 0.4);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
    animation: pulse-badge 2s ease-in-out infinite;
    z-index: 10;
}

@keyframes pulse-badge {
    0%, 100% { transform: translateX(-50%) scale(1); }
    50% { transform: translateX(-50%) scale(1.05); }
}

.pricing-header-card {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    padding: 2.5rem 2rem;
    text-align: center;
}

.pricing-header-card.pricing-warning {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

.pricing-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
}

.pricing-name {
    color: white;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.pricing-tagline {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin: 0;
}

.pricing-body {
    padding: 2.5rem 2rem;
}

.pricing-price {
    text-align: center;
    margin-bottom: 2rem;
}

.price-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-purple);
}

.price-value.price-free {
    color: var(--success-green);
}

.price-value.price-premium {
    color: var(--warning-gold);
}

.price-label {
    color: #6b7280;
    font-size: 1rem;
    margin-top: 0.5rem;
}

.price-note {
    background: #f3f4f6;
    color: #4b5563;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-size: 0.85rem;
    display: inline-block;
    margin-top: 0.5rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f3f4f6;
}

.pricing-feature:last-child {
    border-bottom: none;
}

.pricing-feature i {
    font-size: 1.2rem;
    width: 24px;
    flex-shrink: 0;
}

.pricing-feature.feature-basic i {
    color: var(--primary-blue);
}

.pricing-feature.feature-premium i {
    color: var(--warning-gold);
}

.pricing-footer {
    padding: 0 2rem 2.5rem;
}

.btn-pricing {
    width: 100%;
    padding: 1.1rem;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 16px;
    transition: var(--transition-smooth);
}

.btn-pricing-basic {
    background: white;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-pricing-basic:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-pricing-premium {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #000;
    border: none;
    box-shadow: 0 4px 20px rgba(251, 191, 36, 0.3);
}

.btn-pricing-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(251, 191, 36, 0.5);
    filter: brightness(1.05);
}

.pricing-note-footer {
    text-align: center;
    margin-top: 1rem;
    color: #6b7280;
    font-size: 0.9rem;
}

.pricing-current {
    text-align: center;
    color: var(--success-green);
    font-weight: 600;
    padding: 1.1rem;
    font-size: 1.1rem;
}

/* 🛒 CTA Marketplace */
.cta-marketplace {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
    margin-top: 3rem;
}

.cta-marketplace::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 10s ease-in-out infinite;
}

.cta-marketplace h4 {
    color: white;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.cta-marketplace p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.btn-cta-white {
    background: white;
    color: var(--primary-purple);
    border: none;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.btn-cta-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-blue);
}

.btn-cta-outline {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid white;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.btn-cta-outline:hover {
    background: white;
    color: var(--primary-purple);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.5);
}

/* 📱 Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
        text-align: center;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .pricing-header h2 {
        font-size: 2rem;
    }
    
    .cta-marketplace h4 {
        font-size: 1.8rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-cta-white,
    .btn-cta-outline {
        width: 100%;
    }
}

/* ✨ Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 🎬 Hero Duplo - Estudantes e Professores */
.hero-dual-section {
    margin-bottom: 5rem;
}

.hero-dual-card {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.25);
}

.hero-dual-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

.hero-dual-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.35);
}

.hero-student {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.hero-teacher {
    background: linear-gradient(135deg, #10b981, #059669);
}

.hero-dual-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.2));
}

.hero-dual-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-dual-subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.hero-dual-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.hero-dual-features li {
    color: white;
    padding: 0.6rem 0;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.hero-dual-features i {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
}

.hero-dual-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-hero-student,
.btn-hero-teacher {
    background: white;
    border: none;
    border-radius: 50px;
    padding: 1rem 2rem;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    width: 100%;
    text-align: center;
}

.btn-hero-student {
    color: #2563eb;
}

.btn-hero-teacher {
    color: #059669;
}

.btn-hero-student:hover,
.btn-hero-teacher:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.95);
}

.btn-hero-outline {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid white;
    border-radius: 50px;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
    width: 100%;
    text-align: center;
}

.btn-hero-outline:hover {
    background: white;
    color: var(--primary-blue);
    transform: translateY(-2px);
}

/* 👨‍🏫 Seção Professores */
.teachers-section {
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 24px;
    padding: 4rem 3rem;
    margin-bottom: 4rem;
    color: white;
    box-shadow: 0 20px 60px rgba(16, 185, 129, 0.3);
}

.teachers-header {
    text-align: center;
    margin-bottom: 3rem;
}

.teachers-header h2 {
    color: white;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.teachers-lead {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 0;
}

.teacher-benefit-card {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-smooth);
    height: 100%;
}

.teacher-benefit-card:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
}

.teacher-benefit-highlight {
    background: rgba(255, 255, 255, 0.25);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.teacher-benefit-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.2));
}

.teacher-benefit-card h4 {
    color: white;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.teacher-benefit-card p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.earning-example {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 0.8rem 1rem;
    margin-top: 1rem;
}

.earning-example small {
    color: white;
    font-size: 0.95rem;
}

.earning-example strong {
    color: #fbbf24;
    font-size: 1.1rem;
}

.teachers-cta {
    text-align: center;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.teachers-cta h3 {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.teachers-cta p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn-teacher-cta {
    background: white;
    color: #059669;
    border: none;
    border-radius: 50px;
    padding: 1.2rem 3rem;
    font-weight: 700;
    font-size: 1.2rem;
    transition: var(--transition-smooth);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2);
    display: inline-block;
}

.btn-teacher-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.95);
}

/* 🗂️ Grid de Categorias */
.categories-section {
    margin-bottom: 5rem;
}

.categories-header {
    text-align: center;
    margin-bottom: 3rem;
}

.categories-header h2 {
    color: var(--primary-purple);
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.categories-header p {
    color: #6b7280;
    font-size: 1.2rem;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.category-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition-smooth);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 160px;
}

.category-card:hover {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.1));
}

.category-name {
    color: #1f2937;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.category-count {
    color: #6b7280;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.category-cta {
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition-smooth);
}

.category-card:hover .category-cta {
    opacity: 1;
}

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

.btn-categories-all {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1.2rem 3rem;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.3);
    display: inline-block;
}

.btn-categories-all:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(102, 126, 234, 0.4);
    color: white;
}

/* 🧩 Como Funciona para Professores */
.how-works-teachers-section {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 24px;
    padding: 4rem 3rem;
    margin-bottom: 4rem;
    box-shadow: 0 20px 60px rgba(251, 191, 36, 0.3);
}

.how-works-teachers-section .how-works-header h3 {
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.how-works-teachers-section .how-works-header p {
    color: rgba(255, 255, 255, 0.95);
}

.step-teacher {
    background: rgba(255, 255, 255, 0.95);
}

.step-teacher:hover {
    background: white;
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.step-highlight {
    border: 3px solid white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.step-highlight .step-title {
    color: #059669;
}

/* Feature Highlights no Pricing */
.feature-highlight {
    background: rgba(251, 191, 36, 0.1);
    border-left: 4px solid #fbbf24;
    padding-left: 1rem !important;
}

.feature-highlight span {
    color: #1f2937;
    font-weight: 700;
}

/* Responsividade */
@media (max-width: 768px) {
    .hero-dual-title {
        font-size: 2rem;
    }
    
    .hero-dual-subtitle {
        font-size: 1rem;
    }
    
    .teachers-header h2 {
        font-size: 2rem;
    }
    
    .teachers-lead {
        font-size: 1.1rem;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 1rem;
    }
    
    .category-card {
        padding: 1.5rem 1rem;
        min-height: 140px;
    }
    
    .category-icon {
        font-size: 2.5rem;
    }
    
    .category-name {
        font-size: 0.95rem;
    }
}

/* ============================================
   💰 CALCULADORA DE GANHOS
   ============================================ */
.earnings-calculator-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 24px;
    padding: 3rem 2rem;
    margin: 4rem 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.calculator-header {
    text-align: center;
    margin-bottom: 3rem;
}

.calculator-header h3 {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.calculator-header p {
    font-size: 1.2rem;
    color: #6b7280;
}

.calculator-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

/* Inputs da Calculadora */
.calculator-inputs {
    padding-right: 2rem;
}

.calculator-input-group {
    margin-bottom: 2.5rem;
}

.calculator-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 1rem;
    display: block;
}

.calculator-label i {
    color: var(--primary-blue);
}

/* Slider Personalizado */
.calculator-slider-wrapper {
    position: relative;
}

.calculator-slider {
    width: 100%;
    height: 8px;
    border-radius: 10px;
    background: linear-gradient(to right, var(--primary-blue), var(--primary-purple));
    outline: none;
    opacity: 0.9;
    transition: opacity 0.3s;
    -webkit-appearance: none;
    appearance: none;
}

.calculator-slider:hover {
    opacity: 1;
}

.calculator-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
    border: 3px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.calculator-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.6);
}

.calculator-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
    border: 3px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.slider-value {
    margin-top: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-purple);
    text-align: center;
}

.slider-value span {
    font-size: 1.8rem;
    color: var(--primary-blue);
}

/* Input de Preço */
.calculator-price-input {
    position: relative;
    display: flex;
    align-items: center;
    background: #f9fafb;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.calculator-price-input:focus-within {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.currency-symbol {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-right: 0.5rem;
}

.calculator-price {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    outline: none;
    width: 100%;
}

.calculator-price::-webkit-inner-spin-button,
.calculator-price::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.price-hint, .sales-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #6b7280;
    font-style: italic;
}

/* Resultados da Calculadora */
.calculator-results {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid #e5e7eb;
}

.result-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.result-icon {
    font-size: 2.5rem;
    min-width: 60px;
    text-align: center;
}

.result-content {
    flex: 1;
}

.result-label {
    font-size: 0.9rem;
    color: #6b7280;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.result-value {
    font-size: 2rem;
    font-weight: 800;
    color: #1f2937;
    line-height: 1;
}

.result-sublabel {
    font-size: 0.85rem;
    color: #9ca3af;
    margin-top: 0.25rem;
}

.result-highlight {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2.5rem !important;
}

.result-success {
    border: 2px solid #10b981;
    background: linear-gradient(135deg, #ecfdf5, #ffffff);
}

.result-annual {
    border: 2px solid #f59e0b;
    background: linear-gradient(135deg, #fffbeb, #ffffff);
}

.result-annual-value {
    color: #f59e0b;
}

.result-divider {
    height: 2px;
    background: linear-gradient(to right, transparent, #e5e7eb, transparent);
    margin: 1.5rem 0;
}

.pulse-highlight {
    animation: pulseGlow 0.6s ease;
}

@keyframes pulseGlow {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3); }
}

.result-breakdown {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: #4b5563;
}

.breakdown-item i {
    color: var(--primary-blue);
    font-size: 1.1rem;
}

/* Cenários de Exemplo */
.calculator-examples {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px dashed #e5e7eb;
}

.examples-header {
    font-size: 1.2rem;
    font-weight: 700;
    color: #374151;
    margin-bottom: 1.5rem;
    text-align: center;
}

.examples-header i {
    color: #fbbf24;
}

.example-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.example-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2);
}

.example-card.example-active {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3);
}

.example-badge {
    display: inline-block;
    background: #e5e7eb;
    color: #6b7280;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.example-badge-popular {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.example-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.example-details {
    font-size: 0.9rem;
    color: #6b7280;
    margin-bottom: 1rem;
}

.example-earning {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.example-popular {
    border-color: #10b981;
    position: relative;
}

.example-popular::before {
    content: '⭐ MAIS POPULAR';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #10b981;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    white-space: nowrap;
}

/* CTA Final da Calculadora */
.calculator-cta {
    margin-top: 3rem;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    border-radius: 16px;
    border: 2px dashed var(--primary-blue);
}

.calculator-cta h4 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #1f2937;
    margin-bottom: 1.5rem;
}

.btn-calculator-cta {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
    display: inline-block;
    text-decoration: none;
}

.btn-calculator-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.5);
    color: white;
}

.calculator-note {
    margin-top: 1rem;
    font-size: 0.95rem;
    color: #6b7280;
}

.calculator-note i {
    color: var(--primary-blue);
}

/* Responsividade da Calculadora */
@media (max-width: 991px) {
    .calculator-inputs {
        padding-right: 0;
        margin-bottom: 2rem;
    }
    
    .earnings-calculator-section {
        padding: 2rem 1rem;
    }
    
    .calculator-card {
        padding: 1.5rem;
    }
    
    .calculator-header h3 {
        font-size: 2rem;
    }
    
    .result-value {
        font-size: 1.5rem;
    }
    
    .result-highlight {
        font-size: 1.8rem !important;
    }
}