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

:root {
    /* Cores inspiradas no setor elétrico */
    --verde-eletrico: #00B04F;
    --verde-escuro: #008A3D;
    --azul-eletrico: #0066CC;
    --azul-escuro: #004499;
    --laranja-energia: #FF8C00;
    --amarelo-energia: #FFD700;
    --branco: #ffffff;
    --cinza-claro: #f8f9fa;
    --cinza-medio: #6c757d;
    --cinza-escuro: #2d2d2d;
    --preto: #000000;
    
    /* Gradientes */
    --gradient-verde: linear-gradient(135deg, var(--verde-eletrico), var(--verde-escuro));
    --gradient-azul: linear-gradient(135deg, var(--azul-eletrico), var(--azul-escuro));
    --gradient-hero: linear-gradient(135deg, var(--verde-eletrico), var(--azul-eletrico));
    
    /* Sombras */
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    --shadow-verde: 0 4px 20px rgba(0, 176, 79, 0.3);
    --shadow-azul: 0 4px 20px rgba(0, 102, 204, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--cinza-escuro);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--branco);
    box-shadow: var(--shadow-light);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    color: var(--verde-eletrico);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
}

.logo span {
    color: var(--azul-eletrico);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--cinza-escuro);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav a:hover {
    color: var(--verde-eletrico);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-verde);
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.btn-header {
    background: var(--gradient-verde);
    color: var(--branco);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-verde);
}

.btn-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 176, 79, 0.4);
}

/* Hero Section */
.hero {
    background: var(--gradient-hero);
    color: var(--branco);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-highlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-highlight span {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-form {
    background: rgba(255, 255, 255, 0.15);
    padding: 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.input-group {
    display: flex;
    gap: 0.5rem;
}

.input-group input {
    flex: 1;
    padding: 0.8rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.input-group button {
    background: var(--laranja-energia);
    color: var(--branco);
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.input-group button:hover {
    background: #FF7700;
    transform: scale(1.05);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-heavy);
}

.hero-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--amarelo-energia);
    color: var(--cinza-escuro);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-medium);
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--cinza-claro);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--cinza-escuro);
}

.highlight {
    color: var(--azul-eletrico);
    font-weight: 600;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature {
    text-align: center;
    padding: 1.5rem;
    background: var(--branco);
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature h3 {
    color: var(--verde-eletrico);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-medium);
}

/* Services Section */
.offers {
    padding: 80px 0;
    background: var(--branco);
}

.offers h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
    font-weight: 700;
}

.offers p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--cinza-medio);
    margin-bottom: 3rem;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.offer-card {
    background: var(--branco);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.offer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-verde);
}

.offer-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--verde-eletrico);
}

.segunda-via::before { background: var(--gradient-verde); }
.renegociacao::before { background: var(--gradient-azul); }
.religacao::before { background: linear-gradient(135deg, var(--laranja-energia), #FF7700); }
.titularidade::before { background: linear-gradient(135deg, var(--amarelo-energia), #FFB700); }

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--verde-eletrico);
}

.offer-card h3 {
    font-size: 1.5rem;
    color: var(--cinza-escuro);
    margin-bottom: 1rem;
    font-weight: 600;
}

.offer-card p {
    color: var(--cinza-medio);
    margin-bottom: 1.5rem;
    text-align: left;
}

.card-features {
    text-align: left;
    margin-bottom: 1.5rem;
}

.card-features span {
    display: block;
    color: var(--cinza-escuro);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.card-price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--verde-eletrico);
    margin-bottom: 1.5rem;
}

.btn-card {
    background: var(--gradient-verde);
    color: var(--branco);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    box-shadow: var(--shadow-verde);
}

.btn-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 176, 79, 0.4);
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: var(--cinza-claro);
}

.benefits h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 3rem;
    font-weight: 700;
}

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

.benefit-item {
    background: var(--branco);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.benefit-icon {
    font-size: 3rem;
    color: var(--azul-eletrico);
    margin-bottom: 1rem;
}

.benefit-item h3 {
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
    font-weight: 600;
}

.benefit-item p {
    color: var(--cinza-medio);
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background: var(--branco);
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
    font-weight: 700;
}

.how-it-works p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--cinza-medio);
    margin-bottom: 3rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1rem;
    align-items: center;
    margin-bottom: 3rem;
}

.step {
    text-align: center;
    padding: 1.5rem;
    background: var(--cinza-claro);
    border-radius: 20px;
    position: relative;
    transition: all 0.3s ease;
}

.step:hover {
    background: var(--branco);
    box-shadow: var(--shadow-medium);
    transform: translateY(-5px);
}

.step-icon {
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
}

.step-number {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--gradient-verde);
    color: var(--branco);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.step h3 {
    color: var(--cinza-escuro);
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
}

.step p {
    color: var(--cinza-medio);
    font-size: 0.9rem;
}

.step-arrow {
    font-size: 1.5rem;
    color: var(--verde-eletrico);
    font-weight: bold;
}

.process-highlight {
    text-align: center;
    background: var(--gradient-verde);
    color: var(--branco);
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1rem;
    display: inline-block;
    margin: 0 auto;
    box-shadow: var(--shadow-verde);
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background: var(--cinza-claro);
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 3rem;
    font-weight: 700;
}

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

.testimonial {
    background: var(--branco);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.testimonial-content p {
    font-style: italic;
    color: var(--cinza-escuro);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.testimonial-author strong {
    color: var(--verde-eletrico);
    font-weight: 600;
}

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

/* Contact Form */
.contact-form {
    padding: 80px 0;
    background: var(--branco);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.form-container h2 {
    font-size: 2.5rem;
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
    font-weight: 700;
}

.form-container p {
    font-size: 1.2rem;
    color: var(--cinza-medio);
    margin-bottom: 3rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--cinza-escuro);
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--verde-eletrico);
    box-shadow: 0 0 0 3px rgba(0, 176, 79, 0.1);
}

.btn-submit {
    background: var(--gradient-verde);
    color: var(--branco);
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-verde);
    width: 100%;
    margin-top: 1rem;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 176, 79, 0.4);
}

/* Guarantees */
.guarantees {
    padding: 60px 0;
    background: var(--cinza-claro);
}

.guarantees-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.guarantee-item {
    background: var(--branco);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.guarantee-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.guarantee-icon {
    font-size: 2rem;
    color: var(--azul-eletrico);
    margin-bottom: 1rem;
}

.guarantee-item h3 {
    color: var(--verde-eletrico);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.guarantee-item p {
    color: var(--cinza-medio);
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--cinza-escuro);
    color: var(--branco);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--verde-eletrico);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: #adb5bd;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #adb5bd;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--verde-eletrico);
}

.footer-bottom {
    border-top: 1px solid #495057;
    padding-top: 2rem;
    text-align: center;
    color: #adb5bd;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--gradient-verde);
    color: var(--branco);
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-verde);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 176, 79, 0.4);
}

@keyframes pulse {
    0% { box-shadow: 0 4px 20px rgba(0, 176, 79, 0.3); }
    50% { box-shadow: 0 4px 20px rgba(0, 176, 79, 0.6); }
    100% { box-shadow: 0 4px 20px rgba(0, 176, 79, 0.3); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-highlight {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .offers-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .guarantees-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .offers h2,
    .benefits h2,
    .how-it-works h2,
    .testimonials h2,
    .form-container h2 {
        font-size: 2rem;
    }
    
    .about-text h2 {
        font-size: 2rem;
    }
    
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }
}