/* Cores COELBA - Azul */
:root {
    --coelba-azul: #0066CC;
    --coelba-azul-escuro: #004A99;
    --coelba-azul-claro: #3399FF;
    --verde-energia: #22C55E;
    --cinza-escuro: #2D3748;
    --cinza-claro: #F7FAFC;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--cinza-escuro);
}

/* Navbar */
.navbar {
    background-color: white !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand img {
    max-height: 60px;
}

.nav-link {
    color: var(--cinza-escuro) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--coelba-azul) !important;
}

.btn-primary {
    background-color: var(--coelba-azul);
    border-color: var(--coelba-azul);
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary:hover {
    background-color: var(--coelba-azul-escuro);
    border-color: var(--coelba-azul-escuro);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,102,204,0.3);
}

.btn-outline-primary {
    color: var(--coelba-azul);
    border-color: var(--coelba-azul);
    padding: 12px 30px;
    font-weight: 600;
}

.btn-outline-primary:hover {
    background-color: var(--coelba-azul);
    border-color: var(--coelba-azul);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--coelba-azul) 0%, var(--coelba-azul-escuro) 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    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 1440 320"><path fill="rgba(255,255,255,0.05)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,138.7C960,139,1056,117,1152,101.3C1248,85,1344,75,1392,69.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero p.lead {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--coelba-azul);
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--verde-energia);
}

.section-title.text-center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,102,204,0.2);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--coelba-azul), var(--coelba-azul-claro));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--coelba-azul);
    margin-bottom: 1rem;
}

/* Stats Section */
.stats {
    background: linear-gradient(135deg, var(--coelba-azul) 0%, var(--coelba-azul-escuro) 100%);
    color: white;
}

.stat-item {
    text-align: center;
    padding: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Process Steps */
.process-step {
    position: relative;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    margin-bottom: 2rem;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--coelba-azul);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
}

/* Footer */
.footer {
    background-color: var(--cinza-escuro);
    color: white;
    padding: 50px 0 20px;
}

.footer h5 {
    color: var(--coelba-azul-claro);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer a:hover {
    color: var(--coelba-azul-claro);
}

.social-icons a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    transition: all 0.3s;
}

.social-icons a:hover {
    background: var(--coelba-azul);
    transform: translateY(-3px);
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p.lead {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}