/* Dashboard Fotovoltaica UFRB - Estilos */

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Navbar */
.navbar-brand {
    font-weight: 600;
}

/* Cards de Estatistica */
.card-stat {
    transition: transform 0.2s, box-shadow 0.2s;
    border-radius: 12px;
}
.card-stat:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1) !important;
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

/* Cards de Usina */
.card-usina {
    border-radius: 10px;
    transition: transform 0.2s;
}
.card-usina:hover {
    transform: translateY(-2px);
}

/* Upload Zone */
.upload-zone {
    border: 3px dashed #dee2e6;
    border-radius: 16px;
    padding: 60px 40px;
    cursor: pointer;
    transition: all 0.3s;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: #f7971e;
    background-color: #fff8e1;
}
.upload-zone.dragover {
    transform: scale(1.01);
}

/* Stepper */
.step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}
.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #dee2e6;
    color: #6c757d;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    transition: all 0.3s;
}
.step-indicator.active .step-number {
    background: #f7971e;
    color: #1a1a2e;
}
.step-label {
    font-size: 0.85rem;
    color: #6c757d;
}
.step-indicator.active .step-label {
    color: #1a1a2e;
    font-weight: 600;
}
.step-line {
    width: 80px;
    height: 3px;
    background: #dee2e6;
    margin: 18px 10px 0;
    transition: background 0.3s;
}
.step-line.active {
    background: #f7971e;
}

/* Tabelas */
.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Graficos */
#chartDiario, #chartMensal, #chartAnualUsinas {
    border-radius: 8px;
}

/* Responsive */
@media (max-width: 768px) {
    .step-line {
        width: 40px;
    }
    .upload-zone {
        padding: 30px 20px;
    }
}